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    专

    一种数据中心资产盘点方法、系统、装置及存储介质

    KR09226730E
    发明人
    金和平, 顾伟, 李德龙, 周桦, 徐承, 罗惠恒, 何文涛, 黄庆, 吴文杰, 王景晗, 周超辉, 张晓萌
    受让人
    THREE GORGES HIGH-TECH INFORMATION TECHN (THRE-Non-standard), CHINA THREE GORGES CORP (CTGC-C)
    申请人
    DCB Trailer Design LLC
    申请号
    10880656
    申请日
    2004-12-28
    公开(公告)号
    KR09226730E
    公开(公告)日
    1990-04-10
    IPC分类号
    H02K003/44
    CPC分类号
    -
    优先权号
    000461
    优先权日
    2010-04-13
    摘要

    NOVELTY - The system (150) has multiple functionally independent modules in which each of the modules is configured to receive multiple inputs from a nuclear reactor safety system and logically determine a safety action based on the inputs. One or more nuclear reactor safety actuators are communicably coupled to the functionally independent modules to receive the safety action determination based on the inputs. Each of the functionally independent modules provides protection against single failure propagation to any other of the modules.

    USE - Nuclear reactor protection system for nuclear reactor.

    ADVANTAGE - The nuclear reactor protection system has multiple functionally independent modules that include by only three types of modules, thus minimizing a number of line replaceable units. The reactor protection system mitigates common-cause failures (CCF) caused by software or software developed logic errors that defeats and/or disables a safety function in the system. The reactor protection system ensures that the nuclear reactor is maintained in a safe condition. The reactor protection system has increased simplicity through a symmetrical architecture with the functionality implemented in individual logic engines dedicated to a particular function. The reactor protection system facilitates communication within the architecture based on simple deterministic protocols and communicated through redundant paths.

    DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for the following:

    (1) a method for monitoring a nuclear reactor trip; and

    (2) a nuclear reactor protection apparatus for nuclear reactor.

    DESCRIPTION OF DRAWING(S) - The drawing shows a block diagram of a system that includes multiple nuclear power systems and an instrumentation and control system.

    Nuclear instrumentation and control system (135)

    Main control room (140)

    Reactor trip system (147)

    Engineered safety features actuation system (148)

    Nuclear reactor protection system (150)

    权利要求
    1.一种异地多人实时云合影的方法,基于人像分割与图像融合技术,将图像数据采用RTMP协议编码推流至流媒体服务器,另从所述流媒体服务器拉流各路客户端的实时视频流解码已经进行人像分割后进行图像融合处理得到合照的图像数据,对该数据进行编码推流客户端对应拉取视频,其特征在于,将所述异地多人实时云合影的方法包括如下步骤: 步骤1,在接收到用户提交的合影请求时,实时云合影平台建立合影任务,所述合影任务为创建一单独的房间号避免同一时刻存在多个合影任务存在冲突,其中,所述实时云合影平台的服务器下发每个房间内参与合影的用户id以及视频推理地址以及合影后的流地址; 步骤2,用户的客户端通过视频数据采集装置采集实时图像数据,所述客户端在采集到实时图像数据后,采用H264或者H265编码方式进行编码后再采用流媒体协议对编码后的视频数据发送,根据分配的房间号以及与后端进行通信后,将采集的视频数据编码处理后按照指定的流地址,采用RTMP协议推流至流媒体服务器上; 步骤3,对客户端推送的实时视频流,基于ffmpeg进行拉取以及解码成正常的视频数据,然后调用人像分割算法进行实时抠图,同一房间内会存在多个客户端推送的视频流,在获取到图像的mask数据后,则进行多路人像的融合; 步骤4,通过每个用户的优先级,每个用户设置的参与合照的人数,人的缩放比例参数,来进行在背景中计算合照的初始区域位置,然后按照排位策略将所述步骤3中扣好的人像数据在指定背景上进行融合,其中,计算排位处理方式包括如下步骤: 步骤401,计算用户画面在背景区域的宽度,其中,通过后端指定的背景图像的宽长bg_width,然后乘以一个默认比例系数group_photo_ratio,最后再乘以当前用户合照人数user_camera_num占参与合照的总人数total_camera_num的比例,得出用户画面在背景区域的所占的宽度user_group_photo_w,所述user_group_photo_w的计算公式为: user_group_photo_w=bg_width*group_photo_ratio*(user_camera_num/ total_camera_num); 步骤402,用户相机画面image按统一比例缩放,超出user_group_photo_w则裁剪掉,当相机画面人物比例在背景区域过大过小时,所述实时云合影平台可动态调整人物缩放比例scale,使人物达到协调,当用户相机画面超过了相机宽度user_group_photo_w,则会重新计算裁剪的位置,crop_x表示的是裁剪相机画面左上角x坐标,crop_y表示的是裁剪相机画面左上角y坐标,crop_width代表的是裁剪相机画面的宽度,crop_height表示的裁剪相机画面的高度,则用户相机画面image表示为: image=resize(image,scale) image=crop(image,crop_x,crop_y,crop_width,crop_height); 步骤403,通过参加合照用户的相机总宽度,求出每个相机画面在背景区域的起始点坐标locate_x和locate_y,使融合后的总体画面保持居中以得到用户画面的排放位置,其中,所述起始点坐标locate_x和locate_y表示为: locate_x=total_camera_width-user_group_photo_w locate_y=bg_height-distance_from_bottom-height; 步骤404,通过图像像素加权的方式,将原图与背景合并在一起, bg_b=src_b*cls+(1-cls)*bg_b bg_g=src_g*cls+(1-cls)*bg_g bg_r=src_r*cls+(1-cls)*bg_r 其中,src为原图像,cls为AI算法分割得到概率图,bg为背景图像; 步骤5,由于已获取所述实时云合影平台的后端下发的参与合照的用户信息、房间信息以及融合后的推理地址,针对融合好的图像数据,即实时合照图片,采用与客户端相同的方案需要进行视频编码压缩后按照指定的流地址,使用RTMP协议推流至流媒体服务器上,客户端拉取该视频流地址,即可实时看到融合后的合影图像。
    2.如权利要求1所述的一种异地多人实时云合影的方法,其特征在于,所述客户端为window PC设备,所述视频数据采集装置为采集实时图像数据的USB摄像头。
    3.如权利要求1所述的一种异地多人实时云合影的方法,其特征在于,所述实时抠图进一步包括:为了提升人像抠图的效果,基于Mobilenet-v3或者Resnet50深度学习算法设计出人像抠图matting算法,并利用TensorRT推理地引擎部署所述人像抠图matting算法。
    4.如权利要求1所述的一种异地多人实时云合影的方法,其特征在于,所述步骤4进一步包括:首先由客户端将相关用户信息告知所述实时云合影平台的后端,所述后端再下发给服务器说明共有几个用户参与合照,每个用户的合照人数是多少,然后计算每个用户在背景中合照的区域,以及根据可调整的缩放比例系数,以及自动裁剪超出背景合照区域边界的人物区域,若判断多个用户的视频数据采集装置具有不同的相机环境,则通过通知后台管理平台人工去动态更新相应的系数,以达到一个相对协调、自然的画面,减少突兀;针对多路视频流的合照排位逻辑,按从中间往两边排的逻辑,且左边优先于右边先排位置,无论视频路数是奇数还是偶数,都是居中放置。
    5.如权利要求1所述的一种异地多人实时云合影的方法,其特征在于,对实时采集的图像加入了卡尔曼跟踪,减少人形框的抖动以减缓由于人像抠图人物来回走动导致的画面抖动,通过当前帧分割的最小矩形框与上一帧跟踪框的iou进行比较,以及两个框的横向宽度比,当不超过一定系数时,则使用上一帧的框,作为当前帧的人像框,画面会减少一定的抖动。
    6.一种异地多人实时云合影的系统,基于人像分割与图像融合技术,将图像数据采用RTMP协议编码推流至流媒体服务器,另从所述流媒体服务器拉流各路客户端的实时视频流解码已经进行人像分割后进行图像融合处理得到合照的图像数据,对该数据进行编码推流客户端对应拉取视频,其特征在于,将所述异地多人实时云合影的系统包括如下模块: 连接建立模块,在接收到用户提交的合影请求时,实时云合影平台建立合影任务,所述合影任务为创建一单独的房间号避免同一时刻存在多个合影任务存在冲突,其中,所述实时云合影平台的服务器下发每个房间内参与合影的用户id以及视频推理地址以及合影后的流地址; 图像采集及上传模块,用户的客户端通过视频数据采集装置采集实时图像数据,所述客户端在采集到实时图像数据后,采用H264或者H265编码方式进行编码后再采用流媒体协议对编码后的视频数据发送,根据分配的房间号以及与后端进行通信后,将采集的视频数据编码处理后按照指定的流地址,采用RTMP协议推流至流媒体服务器上;图像实时分割模块,对客户端推送的实时视频流,基于ffmpeg进行拉取以及解码成正常的视频数据,然后调用人像分割算法进行实时抠图,同一房间内会存在多个客户端推送的视频流,在获取到图像的mask数据后,则进行多路人像的融合; 图像实时融合模块,通过每个用户的优先级,每个用户设置的参与合照的人数,人的缩放比例参数,来进行在背景中计算合照的初始区域位置,然后按照排位策略将扣好的人像数据在指定背景上进行融合,其中,计算排位处理方式包括如下步骤: 步骤401,计算用户画面在背景区域的宽度,其中,通过后端指定的背景图像的宽长bg_width,然后乘以一个默认比例系数group_photo_ratio,最后再乘以当前用户合照人数user_camera_num占参与合照的总人数total_camera_num的比例,得出用户画面在背景区域的所占的宽度user_group_photo_w,所述user_group_photo_w的计算公式为: user_group_photo_w=bg_width*group_photo_ratio*(user_camera_num/ total_camera_num); 步骤402,用户相机画面image按统一比例缩放,超出user_group_photo_w则裁剪掉,当相机画面人物比例在背景区域过大过小时,所述实时云合影平台可动态调整人物缩放比例scale,使人物达到协调,当用户相机画面超过了相机宽度user_group_photo_w,则会重新计算裁剪的位置,crop_x表示的是裁剪相机画面左上角x坐标,crop_y表示的是裁剪相机画面左上角y坐标,crop_width代表的是裁剪相机画面的宽度,crop_height表示的裁剪相机画面的高度,则用户相机画面image表示为: image=resize(image,scale) image=crop(image,crop_x,crop_y,crop_width,crop_height); 步骤403,通过参加合照用户的相机总宽度,求出每个相机画面在背景区域的起始点坐标locate_x和locate_y,使融合后的总体画面保持居中以得到用户画面的排放位置,其中,所述起始点坐标locate_x和locate_y表示为: locate_x=total_camera_width-user_group_photo_w locate_y=bg_height-distance_from_bottom-height; 步骤404,通过图像像素加权的方式,将原图与背景合并在一起, bg_b=src_b*cls+(1-cls)*bg_b bg_g=src_g*cls+(1-cls)*bg_g bg_r=src_r*cls+(1-cls)*bg_r 其中,src为原图像,cls为AI算法分割得到概率图,bg为背景图像; 图像下发模块,由于已获取所述实时云合影平台的后端下发的参与合照的用户信息、房间信息以及融合后的推理地址,针对融合好的图像数据,即实时合照图片,采用与客户端相同的方案需要进行视频编码压缩后按照指定的流地址,使用RTMP协议推流至流媒体服务器上,客户端拉取该视频流地址,即可实时看到融合后的合影图像。
    7.如权利要求6所述的一种异地多人实时云合影的系统,其特征在于,所述客户端为window PC设备,所述视频数据采集装置为采集实时图像数据的USB摄像头。
    8.如权利要求6所述的一种异地多人实时云合影的系统,其特征在于,所述实时抠图进一步包括:为了提升人像抠图的效果,基于Mobilenet-v3或者Resnet50深度学习算法设计出人像抠图matting算法,并利用TensorRT推理地引擎部署所述人像抠图matting算法。
    9.如权利要求6所述的一种异地多人实时云合影的系统,其特征在于,所述图像实时分割模块进一步包括:首先由客户端将相关用户信息告知所述实时云合影平台的后端,所述后端再下发给服务器说明共有几个用户参与合照,每个用户的合照人数是多少,然后计算每个用户在背景中合照的区域,以及根据可调整的缩放比例系数,以及自动裁剪超出背景合照区域边界的人物区域,若判断多个用户的视频数据采集装置具有不同的相机环境,则通过通知后台管理平台人工去动态更新相应的系数,以达到一个相对协调、自然的画面,减少突兀;针对多路视频流的合照排位逻辑,按从中间往两边排的逻辑,且左边优先于右边先排位置,无论视频路数是奇数还是偶数,都是居中放置。
    10.如权利要求9所述的一种异地多人实时云合影的系统,其特征在于,对实时采集的图像加入了卡尔曼跟踪,减少人形框的抖动以减缓由于人像抠图人物来回走动导致的画面抖动,通过当前帧分割的最小矩形框与上一帧跟踪框的iou进行比较,以及两个框的横向宽度比,当不超过一定系数时,则使用上一帧的框,作为当前帧的人像框,画面会减少一定的抖动。
    说明书
    [0001]CROSS REFERENCE TO RELATED APPLICATIONS
    [0002]This application claims priority of China Patent Application No. 201811172966.8, filed Oct. 9, 2018, the entirety of which is incorporated by reference herein.
    [0003]BACKGROUND
    [0004]Technical Field
    [0005]The disclosure relates to a communication module, and in particular to a communication module including a puller.
    [0006]Description of the Related Art
    [0007]The information technology (IT) industry is currently flourishing thanks to ongoing developments in technology. In many companies, a large number of communication apparatuses are stored. Generally, for the convenience of storage and management, modularized communication apparatuses are detachably installed in an equipment cabinet, which helps adjust the arrangement of the communication apparatuses. However, as the functionality of these communication apparatuses is continuously being developing, the number and/or weight of the required components is also increasing. Since the weight of a communication module has increased, the difficulty of installing and removing the communication module has also increased. If the communication module is not completely pushed into the equipment cabinet, the electronic components inside the communication module may not fully perform their functions. On the other hand, when a great strength is required to install or remove a communication module, the user may become injured during the operation, or the equipment cabinet and the communication module may become damaged.
    [0008]BRIEF SUMMARY
    [0009]For solving the aforementioned problems, some embodiments of the present disclosure provide a communication module disposed in an equipment cabinet. The communication module includes a module body and a puller. The module body is detachably disposed in the equipment cabinet, and has a surface. The puller is disposed on the module body, and extends out of the surface. The puller includes a puller body and an elastic element, and the elastic element is connected between the puller body and the module body.
    [0010]In an embodiment, the puller further includes a fastener secured on the module body. The puller body is pivoted on the fastener, and the puller body is rotatable around the fastener. In an embodiment, the puller body further includes a rotating portion and a force-exerting portion. The rotating portion is located around the fastener and pivoted on the fastener. The force-exerting portion is connected to and extends from the rotating portion. In an embodiment, the rotating portion has a curved edge, and the center of the curved edge is substantially located at the position of the fastener. The thickness of the rotating portion is less than the thickness of the force-exerting portion. In an embodiment, the puller further includes a limiting column located on the module body, when the rotating portion is in contact with the limiting column, the angle between the force-exerting portion and the surface of the module body is less than or equal to 90 degrees. The force-exerting portion has a wave-shaped edge. When the extension direction of the force-exerting portion is parallel to the surface of the module body, the wave-shaped edge faces the surface of the module body.
    [0011]In an embodiment, the puller body further includes an abutting portion configured to abut the equipment cabinet. In an embodiment, the elastic element is an expansion spring, and the expansion spring exerts a pull force to the puller body, wherein the pull force enables the force-exerting portion to rotate away from the surface of the module body. A handle is disposed on the surface of the module body. The puller further includes a barrier, which is located on the module body. The barrier has a hole, and the hole is configured to secure the handle. After the communication module is installed onto the proper position in the equipment cabinet, the puller body abuts the barrier, so that the communication module is not pushed any further towards the back of the equipment cabinet.
    [0012]In an embodiment, the puller further includes a positioning structure disposed on the module body, and the positioning structure includes a fastener. The puller body is pivoted on the fastener, and the puller body is rotatable around the fastener. In an embodiment, the puller body further includes a rotating portion and a force-exerting portion. The rotating portion is located around the fastener and is pivoted on the fastener. The force-exerting portion is connected to and extends from the rotating portion. The positioning structure further includes a limiting column, when the rotating portion is in contact with the limiting column, the angle between the force-exerting portion and the surface of the module body is less than or equal to 90 degrees. In an embodiment, a handle is disposed on the surface of the module body. The positioning structure further includes a barrier, and the barrier has a hole, which is configured to secure the handle. After the communication module is installed onto the proper position in the equipment cabinet, the puller body abuts the barrier, so that the communication module is not pushed any further towards the back of the equipment cabinet.
    [0013]Some embodiments of the present disclosure provide a puller disposed on a communication module. The puller includes a puller body and an elastic element. The elastic element is connected between the puller body and a module body of the communication module.
    [0014]BRIEF DESCRIPTION OF THE DRAWINGS The disclosure can be more fully understood by reading the subsequent detailed description and examples with references made to the accompanying drawings, wherein: FIG. 1 is a perspective view illustrating an equipment cabinet and a communication module in accordance with an embodiment of the present disclosure. FIG. 2 is a partial perspective view illustrating the equipment cabinet and the communication module shown in FIG. 1 . FIG. 3A is a perspective view illustrating a puller in accordance with an embodiment of the present disclosure. FIG. 3B is an exploded view illustrating the puller shown in FIG. 3A . FIGS. 4A to 4C are partial top views illustrating the process of installing the communication module in accordance with an embodiment of the present disclosure. FIGS. 5A to 5C are partial top views illustrating the process of removing the communication module in accordance with an embodiment of the present disclosure.
    [0015]DETAILED DESCRIPTION OF THE DISCLOSURE
    [0016]The communication modules of some embodiments of the present disclosure are described in the following description. However, it should be appreciated that the following detailed description of some embodiments of the disclosure provides various concepts of the present disclosure which may be performed in specific backgrounds that can vary widely. The specific embodiments disclosed are provided merely to clearly describe the usage of the present disclosure by some specific methods without limiting the scope of the present disclosure.
    [0017]Unless defined otherwise, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. It should be appreciated that, in each case, the term, which is defined in a commonly used dictionary, should be interpreted as having a meaning that conforms to the relative skills of the present disclosure and the background or the context of the present disclosure, and should not be interpreted in an idealized or overly formal manner unless so defined in the present disclosure.
    [0018]Referring to FIG. 1 , FIG. 1 is a perspective view illustrating an equipment cabinet 10 and a communication module 20 in accordance with an embodiment of the present disclosure. As shown in FIG. 1 , the communication module 20 may be disposed in the equipment cabinet 10 . Generally, various electronic components (not shown) are disposed inside the communication module 20 . After multiple communication modules 20 are installed into the equipment cabinet 10 , the electronic components of different communication modules 20 may be electrically connected via connectors (not shown), which are located inside the equipment cabinet 10 , such that various communication functions are performed.
    [0019]Referring to FIG. 2 , FIG. 2 is a partial perspective view illustrating the equipment cabinet 10 and the communication module 20 shown in FIG. 1 . It should be noted that for clearly illustrating the connection relationship between the equipment cabinet 10 and the communication module 20 , only portions of the equipment cabinet 10 and the communication module 20 are illustrated in this embodiment. As shown in FIG. 2 , the communication module 20 mainly includes a module body 21 and a puller 30 . The module body 21 is detachably disposed in the equipment cabinet 10 , wherein the module body 21 has a surface 21 A. When the module body 21 is disposed in the equipment cabinet 10 by a user, the surface 21 A is towards the user.
    [0020]In addition, the equipment cabinet 10 has the engaging portion 11 , which is configured to engage with and position with the communication module 20 . The puller 30 is connected to the module body 21 and extends out of the surface 21 A. In other words, when the module body 21 is disposed in the equipment cabinet 10 by the user, the puller 30 is closer to the user than the module body 21 . Further description regarding the detailed structure of the puller 30 will be provided in accompany with FIGS. 3A and 3B as follows. Furthermore, a handle 50 is disposed on the surface 21 A of the module body 21 , and is configured to assist the user to arrange the communication module 20 in the equipment cabinet 10 . It should be appreciated that although only the structure of one side of the communication module 20 is illustrated in this embodiment here, the structure of the other side, which is not illustrated, of the communication module 20 may also include the same or similar components shown in this embodiment. For the sake of simplicity, it will not be repeated in the following paragraphs.
    [0021]Referring to FIGS. 3A and 3B collectively, FIG. 3A is a perspective view illustrating the puller 30 in accordance with an embodiment of the present disclosure, and FIG. 3B is an exploded view illustrating the puller 30 shown in FIG. 3A . It should be noted that for clearly illustrating the detailed structure of the puller 30 , the Z-axis direction in FIGS. 3A and 3B is opposite to the Z-axis direction in FIGS. 1 and 2 . In this embodiment, the puller 30 mainly includes a puller body 30 A, a positioning structure 30 B, and an elastic element 40 . The puller body 30 A includes a rotating portion 32 and a force-exerting portion 33 , wherein the force-exerting portion 33 is connected to and extends from the rotating portion 32 . The positioning structure 30 B is disposed on the module body 21 (shown in FIG. 2 ), so that the puller 30 may be combined with the module body 21 . The positioning structure 30 B includes a fastener 31 , a limiting column 38 , and a barrier 39 . The rotating portion 32 is located around and pivoted on the fastener 31 , and thereby the puller body 30 A may be rotated around the fastener 31 . When the rotating portion 32 is in contact with the limiting column 38 , an angle between the force-exerting portion 33 and the surface 21 A of the module body 21 is less than or equal to 90 degrees. The rotating portion 32 has a curved edge 321 , and a center O of the curved edge 321 is substantially located at the position of the fastener 31 . In addition, one side of the force-exerting portion 33 has a wave-shaped edge 331 .
    [0022]Furthermore, the puller body 30 A further includes a first abutting portion 34 and a second abutting portion 35 , which are configured to abut the engaging portion 11 of the equipment cabinet 10 when the communication module 20 is installed. The first abutting portion 34 and the second abutting portion 35 are connected to the rotating portion 32 , and a concave 36 is formed between the first abutting portion 34 and the second abutting portion 35 . The puller body 30 A further includes a protruding column 37 , which is located on the rotating portion 32 . In addition, the positioning structure 30 B further includes a barrier 39 . In this embodiment, the barrier 39 is perpendicular to the module body 21 . In this embodiment, the barrier 39 has a hole 391 , which is configured to secure the handle 50 (shown in FIG. 2 ) on the surface 21 A of the module body 21 , but it is not limited thereto. In other embodiments, the hole 391 may also be replaced with other structures which may secure the handle 50 on the module body 21 .
    [0023]Moreover, the elastic element 40 of the puller 30 is connected between the puller body 30 A and the module body 21 . In this embodiment, the positioning structure 30 B further includes a protruding portion 302 . The protruding portion 302 has an opening 302 A, and the elastic element 40 is connected between the protruding column 37 and the opening 302 A of the protruding portion 302 . For example, the elastic element 40 is an expansion spring, which is configured to exert a pull force to the puller body 30 A. That way, the force-exerting portion 33 of the puller body 30 A may be rotated around the fastener 31 and away from the surface 21 A (shown in FIG. 2 ). The detailed process regarding the rotation of the puller body 30 A will be further discussed in accompany with FIGS. 4A to 4C and 5A to 5C as follows.
    [0024]In this embodiment, the positioning structure 30 B includes a plate 301 , a fastener 31 , the limiting column 38 , the barrier 39 , and the protruding portion 302 . The plate 301 is disposed and overlaid on an upper surface of the module body 21 ( FIG. 2 ), and the fastener 31 , the limiting column 38 , the barrier 39 , and the protruding portion 302 are all connected to the plate 301 , and extend from the plate 301 towards a direction, which is away from the upper surface of the module body 21 . However, they are not limited therein. In other embodiments, the plate 301 may be omitted. That is, the fastener 31 , the limiting column 38 , the barrier 39 , and the protruding portion 302 may be directly disposed on the upper surface of the module body 21 . In other words, the fastener 31 , the limiting column 38 , and the barrier 39 may be directly secured on the module body 21 , or secured on the module body 21 via the plate 301 .
    [0025]As shown in FIG. 3B , a first thickness T 1 of the rotating portion 32 is less than a second thickness T 2 of the force-exerting portion 33 . By the above design, the rotating portion 32 may not be in contact with the equipment cabinet 10 during the rotation. Therefore, the equipment cabinet 10 , the puller 30 and/or the electronic components disposed inside the module body 21 are prevented from damage. In addition, for achieving the above effect, the thickness of the second abutting portion 35 is equal to the first thickness T 1 of the rotating portion 32 . The thickness of the first abutting portion 34 may be equal to the second thickness T 2 of the force-exerting portion 33 . In this embodiment, for the convenience of exerting force, the force-exerting portion 33 and the rotating portion 32 are located on different horizontal planes (X-Y planes). That is, the position of the force-exerting portion 33 is higher than the position of the rotating portion 32 . However, in some other embodiments, the force-exerting portion 33 and the rotating portion 32 may be disposed on the same horizontal plane according to design demands.
    [0026]Referring to FIG. 4A , FIG. 4A is a partial top view illustrating the communication module 20 before the installation is completed in accordance with an embodiment of the present disclosure. It should be noted that for the sake of simplicity, the complete structure of the equipment cabinet 10 will not be fully illustrated in the following figures. Instead, only the engaging portion 11 of the equipment cabinet 10 is illustratively shown, and the bottoms of the following figures represent the interior of the equipment cabinet 10 . As shown in FIG. 4A , since the pull force generated by the elastic element 40 may pull the puller body 30 A, when the communication module 20 is not installed into the equipment cabinet 10 , the rotating portion 32 of the puller body 30 A may be in contact with the limiting column 38 . At this time, an angle θ between the force-exerting portion 33 and the surface 21 A (i.e. the angle between one side, which is close to the surface 21 A, of the force-exerting portion 33 , and the surface 21 A) may be less than or equal to 90 degrees (85 degrees in this embodiment). When the communication module 20 is pushed into the equipment cabinet 10 , the first abutting portion 34 may abut the engaging portion 11 of the equipment cabinet 10 at first. A force (shown as an arrow F) may be exerted to the force-exerting portion 33 by the user, who pushes the force-exerting portion 33 towards the surface 21 A of the module body 21 .
    [0027]Referring to FIG. 4B , FIG. 4B is a partial top view illustrating the communication module 20 during the installation process. As shown in FIG. 4B , since the force shown as the arrow F is greater than the pull force generated by the elastic element 40 , the force-exerting portion 33 of the puller body 30 A begins to rotate towards the surface 21 A of the module body 21 (along the clockwise direction). The rotating portion 32 is separated from the limiting column 38 , and the module body 21 may be moved towards the interior of the equipment cabinet 10 .
    [0028]Next, referring to FIG. 4C , FIG. 4C is a partial top view illustrating the communication module 20 after the installation is completed. As shown in FIG. 4C , after the installation of the communication module 20 is completed, the second abutting portion 35 may abut the engaging portion 11 of the equipment cabinet 10 . The extension direction (X-axis direction) of the force-exerting portion 33 may be parallel to the surface 21 A of the module body 21 , and the wave-shaped edge 331 of the force-exerting portion 33 may face the surface 21 A. Meanwhile, the communication module 20 is installed onto the proper position in the equipment cabinet 10 . The puller body 30 A abuts the barrier 39 , so that the communication module 20 cannot be pushed any further towards the back of the equipment cabinet 10 . That is, the barrier 39 has a limiting effect (the puller body 30 A is limited by the barrier 39 ), so that the user may realize that the communication module 20 has been installed onto the correct position in the equipment cabinet 10 and stop exerting force. Therefore, the communication module 20 may be prevented from being pushed into the equipment cabinet 10 too much by the user, causing improper connection between the electronic components inside the communication module 20 and the equipment cabinet 10 so that those electronic components may not perform their original functionalities.
    [0029]In addition, it should be noted that although after the communication module 20 is disposed in the equipment cabinet 10 , the user may not exert force to the puller body 30 A, however, the pull force generated by the elastic element 40 may not overcome the friction force between the equipment cabinet 10 and the communication module 20 . In other words, the friction force generated between the equipment cabinet 10 and the communication module 20 is equal to the pull force of the elastic element 40 . Therefore, under the aforementioned circumstances, the pull force of the elastic element 40 cannot force the puller body 30 A to rotate, and is certainly not enough to remove the communication module 20 from the equipment cabinet 10 . The force-exerting portion 33 is maintained in a closed state, where the force-exerting portion 33 is parallel to the surface 21 A of the module body 21 .
    [0030]Then, referring to FIG. 5A , FIG. 5A is a partial top view illustrating the communication module 20 before removing from the equipment cabinet 10 in accordance with an embodiment of the present disclosure. As shown in FIG. 5A , since the force-exerting portion 33 is located in front of the surface 21 A of the module body 21 , there is a gap between the force-exerting portion 33 and the surface 21 A. The gap helps the user to exert forces to the force-exerting portion 33 in the direction shown as the arrow F. In addition, because the edge, which faces the surface 21 A, of the force-exerting portion 33 is designed with a wave-shape (such as the wave-shaped edge 331 ), further helping the user to exert forces to the force-exerting portion 33 . It should be appreciated that in some other embodiments, the force-exerting portion 33 may be designed to have any other structure which meets ergonomics, and thereby the user may avoid getting hurt during the operation.
    [0031]Referring to FIG. 5B , FIG. 5B is a partial top view illustrating the communication module 20 during the removal process. As shown in FIG. 5B , a force is exerted to the force-exerting portion 33 in the direction shown as the arrow F, the force-exerting portion 33 of the puller body 30 A begins to rotate away from the surface 21 A of the module body 21 (along the counter-clockwise direction). The second abutting portion 35 may be separated from the engaging portion 11 of the equipment cabinet 10 , and the first abutting portion 34 abuts the engaging portion 11 of the equipment cabinet 10 . Therefore, the module body 21 may be gradually removed from the equipment cabinet 10 (i.e. the module body 21 moves towards the Y-axis direction in FIG. 5B ).
    [0032]Next, referring to FIG. 5C , FIG. 5C is a partial top view illustrating the communication module 20 after the removal is completed. As shown in FIG. 5C , after the removal of the communication module 20 is completed, the rotating portion 32 of the puller body 30 A may be in contact with the limiting column 38 again because of the force exerted by the user and the pull force generated by the elastic element 40 . By the arrangement of the elastic element 40 , before next installation of the communication module 20 , the puller body 30 A may be maintained at the proper operation position. Therefore, it is avoided that the user perform the operation using the puller 30 in an incorrect position and/or angle, causing damage to the equipment cabinet 10 , the puller 30 and/or the electronic components disposed inside the module body 21 , or even causing danger to the user in the operation.
    [0033]It should be noted that in the aforementioned embodiments, the puller 30 connected to one side of the module body 21 serves as an example to discuss the operating direction of the puller 30 , but it is not intended to limit the present disclosure. For example, the puller 30 (not shown) connected to the other side of the module body 21 may be operated in a rotating direction, which is different from the rotating direction of the puller 30 in the aforementioned embodiments.
    [0034]As set forth above, the present disclosure provides a communication module including a puller. By the arrangement of the puller, it may be simpler to arrange the communication module in the equipment cabinet, or remove the communication module from the equipment cabinet. In addition, when the puller abuts the equipment cabinet, the user may immediately realize that the communication module has been installed onto the correct position in the equipment cabinet. Therefore, the positioning effect is achieved.
    [0035]Moreover, the puller is maintained at the proper position before the installation via the limiting column and the elastic element of the puller, wherein the elastic element is connected between the puller body and the module body. In the aforementioned design, when the communication module is disposed in the equipment cabinet, the puller does not collide with the equipment cabinet. Therefore, the equipment cabinet, the puller, and/or the electronic components disposed inside the module body are prevented from damage.
    [0036]While the embodiments and the advantages of the present disclosure have been described above, it should be understood that those skilled in the art may make various changes, substitutions, and alterations to the present disclosure without departing from the spirit and scope of the present disclosure. In addition, the scope of the present disclosure is not limited to the processes, machines, manufacture, composition, devices, methods and steps in the specific embodiments described in the specification. Those skilled in the art may understand existing or developing processes, machines, manufacture, compositions, devices, methods and steps from some embodiments of the present disclosure. As long as those may perform substantially the same function in the aforementioned embodiments and obtain substantially the same result, they may be used in accordance with some embodiments of the present disclosure. Therefore, the scope of the present disclosure includes the aforementioned processes, machines, manufacture, composition, devices, methods, and steps. Furthermore, each of the appended claims constructs an individual embodiment, and the scope of the present disclosure also includes every combination of the appended claims and embodiments.
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