WO2014089935A1 - 电口sfp光电模块 - Google Patents

电口sfp光电模块 Download PDF

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Publication number
WO2014089935A1
WO2014089935A1 PCT/CN2013/071690 CN2013071690W WO2014089935A1 WO 2014089935 A1 WO2014089935 A1 WO 2014089935A1 CN 2013071690 W CN2013071690 W CN 2013071690W WO 2014089935 A1 WO2014089935 A1 WO 2014089935A1
Authority
WO
WIPO (PCT)
Prior art keywords
base
pull ring
photoelectric module
brake pad
cover
Prior art date
Application number
PCT/CN2013/071690
Other languages
English (en)
French (fr)
Inventor
罗耀新
全本庆
宋蓓莉
周芸
张春艳
Original Assignee
武汉电信器件有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 武汉电信器件有限公司 filed Critical 武汉电信器件有限公司
Priority to US14/403,179 priority Critical patent/US9341795B2/en
Priority to EP13863072.8A priority patent/EP2835676B8/en
Publication of WO2014089935A1 publication Critical patent/WO2014089935A1/zh

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4274—Electrical aspects
    • G02B6/4284—Electrical aspects of optical modules with disconnectable electrical connectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4246—Bidirectionally operating package structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4274—Electrical aspects
    • G02B6/428—Electrical aspects containing printed circuit boards [PCB]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4256—Details of housings
    • G02B6/426—Details of housings mounting, engaging or coupling of the package to a board, a frame or a panel
    • G02B6/4261—Packages with mounting structures to be pluggable or detachable, e.g. having latches or rails

Definitions

  • the invention patent relates to a module for optical communication, in particular to an SFP photoelectric module using an RJ (Registered Jack) 45 power port. Background technique
  • SFP Small Form-factor Pluggables
  • MS A protocol MultiSource Agreement
  • SDH Synchronous Digital Hierarchy
  • MSPP modulear software programmable processo
  • switching system modular software programmable processor
  • the technical problem to be solved by the present invention is to provide an electrical SFP photoelectric module which is simple in structure, convenient in assembly, and capable of solving the problem of limited space of the chip and can be flexibly inserted and removed.
  • the present invention provides an electrical port SFP photoelectric module, comprising a base, a cover, a PCB board and an RJ45 connector, the base being a rectangular parallelepiped provided with a cavity, the PCB board and the RJ45 connector
  • the base being a rectangular parallelepiped provided with a cavity
  • the PCB board and the RJ45 connector In combination, the combined structure of the PCB board and the RJ45 connector is disposed in the inner cavity of the base, and the upper portion of the base is fastened with the outer cover.
  • the outer cover is a U-shaped cover, and two sides of the outer cover are provided with a card-shaped square hole, and two sides of the base are respectively provided with a cover latching boss, the outer cover latching boss and the card position Square hole Fastened and fastened.
  • a positioning post is further disposed in the base, and the PCB is provided with a positioning notch corresponding to the positioning post, and the positioning notch is stuck on the positioning post.
  • a PCB limiting piece is further disposed on the sidewall of the cover, and the PCB limiting piece positions the PCB board.
  • one end of the base is further provided with a pull ring, and the pull ring is connected with a brake piece, and the pull ring is fastened to an end of the base.
  • one end of the base is further provided with a pull ring lug, a bottom of the pull ring is provided with a pull ring rotating shaft, and the pull ring rotating shaft is locked in the pull ring.
  • a brake pad driving pin is further disposed at a bottom of the pull ring, and one end of the brake pad is provided with a brake pad lug, and the brake pad lug is disposed on the brake pad driving pin.
  • a bottom of the base is provided with a card cover, and the card cover presses the brake pad and is fastened to the bottom of the base.
  • the two sides of the bottom of the base are respectively provided with a card cover latching boss, and the card cover is provided with a card cover card square hole on both sides thereof, the card cover card slot square hole and the card cover card position boss Fastened and fastened.
  • the invention has the advantages of not only meeting the requirements of the size, but also solving the problems of tight internal space of the casing and complicated installation process of the casing, and the structure of the invention is convenient to assemble and can be flexibly disassembled.
  • FIG. 1 is an exploded view of an electrical SFP photovoltaic module of the present invention
  • Figure 2 is a combination diagram of the present invention
  • Figure 3 is a structural view of a PCB board in the present invention
  • Figure 4 is a contour view of the outer cover of the present invention.
  • Figure 5 is the wheel of the RJ45 connector of the present invention
  • Figure 6 is a contour view of the base of the present invention.
  • Figure 7 is a bottom plan view of the base of Figure 6;
  • Figure 8 is a rear elevational view of the base of Figure 6;
  • Figure 9 is a contour view of the pull ring of the present invention.
  • Figure 10 is a bottom plan view of the tab of Figure 9;
  • Figure 11 is a left side view of the tab of Figure 9;
  • Figure 12 is a contour view of a brake pad in the present invention.
  • Figure 13 is a contour view of the card cover of the present invention.
  • the structural explosion diagram, the combination diagram of the utility model and the structure diagram of the PCB (Printed Circuit Board) board of an embodiment of the electrical SFP photovoltaic module of the present invention include The base 4, the outer cover 2, the PCB board 1 and the RJ45 connector 3, the base 4 is a rectangular parallelepiped provided with a cavity, and the PCB board 1 is combined with the RJ45 connector 3 to connect the PCB board 1 11 is engaged with the positioning boss 31 (shown in FIG. 5) of the RJ45 connector 3, and the pin welding hole 13 of the PCB board 1 is inserted into the RJ45 connector 3.
  • the combination structure of the PCB board 1 and the RJ45 connector 3 is disposed in the base cavity 41.
  • the base 4 is further provided with an RJ45 plug position 42.
  • One end of the RJ45 connector 3 is inserted in the RJ45 plug position 42.
  • the outer cover 2 is fastened to the upper portion of the base 4.
  • the outer cover 2 is a U-shaped cover formed by bending a stainless steel plate, and four elastic pieces 21 are disposed on two sides and a top portion of the end portion of the outer cover 2,
  • the two sides of the cover 2 are provided with a card slot hole 22, and the card slot holes 22 are preferably four, and the two sides of the base 4 are respectively provided with corresponding card slot holes.
  • the outer cover latching boss 49 of the outer cover latching bracket 49 is fastened to the latching square hole 22.
  • a positioning post 47 is further disposed in the base 4, and the PCB board 1 is provided with a positioning notch 12 corresponding to the positioning post 47.
  • a PCB limiting piece 23 is further disposed on the sidewall of the cover 2, and the PCB limiting piece 23 is used for positioning the PCB board 1 through the positioning post 47 and the PCB limiting piece. 23 Fix the position of the PCB board 1 to prevent the PCB board 1 from shifting or falling off during application. As shown in FIG. 6 to FIG.
  • one end of the base 4 is further provided with a pull ring 5, and the other end of the base 4 is provided with an anti-reverse insertion notch 48, which ensures the present invention is When the application is properly inserted, the bottom of the base 4 is provided with a locking boss 43 which functions as a locking when the invention is inserted and used.
  • the pull ring 5 is connected to a brake pad 6, and the brake pad 6 is preferably a U-shaped body brake pad.
  • the pull ring 5 is fastened to the end of the base 4, and in the embodiment, the end of the base 4 is further provided with a pull ring lug 44, and the bottom of the pull ring 5 is provided with a pull ring rotating shaft 51.
  • the pull ring 51 is disposed in the pull tab 44.
  • the bottom of the pull ring 5 is further provided with a brake pad driving pin 54.
  • One end of the brake pad 6 is provided with a brake pad lug 62.
  • the brake pad lug 62 is snapped onto the brake pad drive pin 54.
  • One end of the base 4 is provided with a stop bump 46.
  • the top of the top of the pull ring 5 is provided with a stop bump 53.
  • a pull tab 52 is also provided on the top of the pull ring 5 to facilitate the pulling of the pull ring 5.
  • FIG. 13 is a contour view of the card cover of the present invention.
  • a card cover 7 is disposed at the bottom of the base 4, and the card cover 7 presses the brake pad 6 and is fastened to the bottom of the base 4.
  • two sides of the bottom of the base 4 are respectively provided with two card cover bays 410, and the card cover 7 is provided with a card cover slot corresponding to the card cover boss 410.
  • the card cover card slot hole 73 is fastened to the card cover card boss 410.
  • the bottom of the base 4 is further provided with a brake pad sliding chamber 45.
  • the bottom of the card cover 7 is further provided with a spring piece 71, and the elastic piece 71 presses the brake pad 6 into the brake pad sliding cavity 45.
  • One end of the card cover 7 is provided with two pull tabs 72 to prevent the pull ring 51 from sliding out of the tabs 44.
  • the structure of the invention is convenient to assemble and can be flexibly disassembled, and in the production process of the module, only The components of the PCB board 1 and the RJ45 connector 3 are mounted in the base 4, and the brake pads 6 and the tabs 5 are placed in the tab ears 44 of the base 4, and the cover 2 and the cover 7 are covered, which reduces the conventional The modules are loaded with shrapnel and screws to improve production efficiency.

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Connector Housings Or Holding Contact Members (AREA)
  • Casings For Electric Apparatus (AREA)

Abstract

一种电口SFP光电模块，包括底座（4）、外罩（2）、PCB板（1）和RJ45连接头（3）。底座（4）为设置有内腔的长方体。PCB板（1）与RJ45连接头（3）组合连接，PCB板（1）与RJ45连接头（3）的组合结构设置在底座（4）的内腔中。底座（4）的上部扣合有外罩（2）。该光电模块不仅符合尺寸的要求，同时解决了管壳内部空间紧张、管壳安装工序复杂等问题，并且组装方便，可灵活拆卸。

Description

电口 SFP 光电模块
技术领域
本发明专利涉及 种光通信用模块， 尤其涉及一种利用 RJ(Registered Jack, 接线套 )45接 电口 SFP光电模块。 背景技术
随着光通信行业的发展， 对 SFP(Small Form-factor Pluggables， 小型热 插拔)类的产品需求是越来越多， 现有技术中常用一种 SFP-155E收发器， 这种收发器完全满足 SFP行业标准的 MS A协议 （MultiSource Agreement, 多源协议） 的要求， 其主要应用领域包括 SDH(Synchronous Digital Hierarchy, 同步数字系列)分插复用器， 光边缘器件以及 MSPP (modular software programmable processo, 模块化软件可编程处理机） 和交换系统。
但是现有技术中， 此类模块普遍采用 "公模"管壳结构， 但是因管壳 内部空间尺寸受限， 内部芯片在安装后处于受压状态， 而且结构复杂、 组 装和拆卸存在很多不便。 发明内容
本发明所要解决的技术问题在于提供一种结构简单、 组装方便， 能够 解决芯片空间受限的问题并可以灵活插拔的电口 SFP光电模块。
为了解决上述技术问题， 本发明提供了一种电口 SFP光电模块， 包括 有底座、 外罩、 PCB板和 RJ45连接头， 所述底座为设置有内腔的长方体， 所述 PCB板与 RJ45连接头组合连接，所述 PCB板与 RJ45连接头的组合结 构设置在底座的内腔中， 所述底座的上部扣合有外罩。
进一步地， 所述外罩为 U形罩， 所述外罩的两侧均设置有卡位方孔， 所述底座的两侧分别设置有外罩卡位凸台， 所述外罩卡位凸台与卡位方孔 扣合固定。
进一步地， 所述底座内还设置有定位柱， 所述 PCB板上设置有与定位 柱相对应的定位缺口， 所述定位缺口卡设在定位柱上。
进一步地，所述外罩侧壁上还设置有 PCB限位片，所述 PCB限位片定 位所述 PCB板。
进一步地， 所述底座的一端部还设置有拉环， 所述拉环连接有制动片， 所述拉环扣合在底座的端部。
进一步地， 所述底座的一端部还设置有拉环卡耳， 所述拉环底部设置 有拉环转轴， 所述拉环转轴卡设在拉环卡耳内。
进一步地， 所述拉环底部还设置有制动片驱动销， 所述制动片的一端 设置有制动片拉耳， 所述制动片拉耳卡设在制动片驱动销上。
进一步地， 所述底座的底部设置有卡罩， 所述卡罩压制所述制动片并 扣合在底座的底部。
进一步地， 所述底座底部的两侧分别设置有卡罩卡位凸台， 所述卡罩 两侧设置有卡罩卡位方孔， 所述卡罩卡位方孔与卡罩卡位凸台扣合固定。
进一步地， 所述卡罩底部设置有弹片， 所述弹片压制所述制动片。 本发明通过精巧的结构设计， 不仅符合尺寸的要求， 同时解决了管壳 内部空间紧张、 管壳安装工序复杂等问题， 而且本发明的结构组装方便， 并可灵活拆卸。
在模块生产环节中， 只需将 PCB板和 RJ45连接头的组件装入底座， 将制动片和拉环放入底座的拉环卡耳内并盖好外罩与卡罩即可， 减少了常 规模块的装弹片、 上螺钉等步骤， 提高了生产效率。 附图说明
图 1是本发明电口 SFP光电模块的爆炸图;
图 2是本发明的组合图； 图 3是本发明中 PCB板的结构图;
图 4是本发明中外罩的轮廓图；
图 5 是本发明中 RJ45连接头的轮
图 6是本发明中底座的轮廓图；
图 7是图 6中底座的仰视图；
图 8是图 6中底座的后视图；
图 9是本发明中拉环的轮廓图；
图 10是图 9中拉环的仰视图；
图 11是图 9中拉环的左视图；
图 12是本发明中制动片的轮廓图;
图 13是本发明中卡罩的轮廓图。
图中， 1一 PCB板；
Figure imgf000005_0001
12—定位缺口 13—排针焊孔;
2—夕
21—弹片， 22—卡位方孔， 23— PCB限位片;
3— RJ45连接头；
31—定位凸台；
4—底座；
41一内腔， 42— RJ45插头位， 43—上锁凸台；
44一拉环卡耳， 45—制动片滑动腔， 46—止位凸点；
47—定位柱， 48—防反插缺口， 49一外罩卡位凸台；
410—卡罩卡位凸台;
5—拉环；
51—拉环转轴， 52—拉环拉手， 53—止位凸点; 54—制动片驱动销； 6—制动片；
61—让位缺口， 62—制动片拉耳；
7—卡罩；
71—压制动片弹片， 72—拉环挡片， 73—卡罩卡位方孔。 具体实施方式
下面结合附图和具体实施例对本发明作进一步说明， 以使本领域的技 术人员可以更好的理解本发明并能予以实施， 但所举实施例不作为对本发 明的限定。
如图 1、 图 2和图 3所示， 分别为本发明电口 SFP光电模块一实施例 的结构爆炸图、实用新型的组合图和 PCB (PrintedCircuitBoard,印制电路板) 板的结构图， 包括有底座 4、 外罩 2、 PCB板 1和 RJ45连接头 3， 所述底 座 4为设置有内腔的长方体， 所述 PCB板 1与 RJ45连接头 3组合连接， 将所述 PCB板 1的连接缺口 11与 RJ45连接头 3的定位凸台 31 (如图 5所 示） 卡合， 所述 PCB板 1的排针焊孔 13插设在 RJ45连接头 3中。
将所述 PCB板 1与 RJ45连接头 3的组合结构设置在底座内腔 41中， 所述底座 4上还设置有 RJ45插头位 42， 所述 RJ45连接头 3的一端插设在 RJ45插头位 42中， 在所述底座 4的上部扣合有外罩 2。
如图 4所示， 本实施例中， 所述外罩 2是由不锈钢板弯折而成的 U形 罩， 在所述外罩 2—端部的两侧和顶部共设置有四个弹片 21， 所述外罩 2 的两侧均设置有卡位方孔 22， 为了保证卡合的稳固性， 所述卡位方孔 22优 选为四个， 所述底座 4的两侧分别设置有对应卡位方孔 22的外罩卡位凸台 49， 所述外罩卡位凸台 49与卡位方孔 22扣合固定。
所述底座 4内还设置有定位柱 47， 所述 PCB板 1上设置有与定位柱 47相对应的定位缺口 12。 所述外罩 2侧壁上还设置有 PCB限位片 23， 所 述 PCB限位片 23用于定位所述 PCB板 1， 通过定位柱 47和 PCB限位片 23对 PCB板 1的位置进行固定， 防止 PCB板 1在应用时发生偏移或脱落。 如图 6至图 12所示， 所述底座 4的一端部还设置有拉环 5， 所述底座 4的另一端设置有防反插缺口 48， 所述防反插缺口 48确保了本发明在应用 时插设正确， 所述底座 4的底部设置有上锁凸台 43， 在本发明插设使用时 起到锁固的作用。
所述拉环 5连接有制动片 6， 所述制动片 6优选为一种 U形体制动片。 所述拉环 5扣合在底座 4的端部， 在本实施例中， 所述底座 4的端部还设 置有拉环卡耳 44， 所述拉环 5底部设置有拉环转轴 51， 所述拉环转轴 51 卡设在拉环卡耳 44内， 所述拉环 5底部还设置有制动片驱动销 54， 所述制 动片 6的一端设置有制动片拉耳 62，所述制动片拉耳 62卡设在制动片驱动 销 54上。
所述底座 4的一端部设置有止位凸点 46， 所述拉环 5顶部两侧设置有 止位凸点 53， 所述止位凸点 46、 53在拉环 5与底座 4扣合时起到阻挡定位 的作用。 所述拉环 5顶部还设置有拉环拉手 52， 为将拉环 5拉出提供了方 便。
如图 13所示为本发明的卡罩轮廓图， 在所述底座 4的底部设置有卡罩 7， 所述卡罩 7压制所述制动片 6并扣合在底座 4的底部， 本实施例中， 所 述底座 4底部的两侧分别设置有两个卡罩卡位凸台 410，所述卡罩 7两侧设 置有与卡罩卡位凸台 410相对应的卡罩卡位方孔 73， 所述卡罩卡位方孔 73 与卡罩卡位凸台 410扣合固定。
所述底座 4的底部还设置有制动片滑动腔 45， 所述卡罩 7底部还设置 有弹片 71， 所述弹片 71将制动片 6压制在所述制动片滑动腔 45内。 所述 卡罩 7的一端部设置有两个拉环挡片 72， 防止拉环转轴 51从拉环卡耳 44 内滑动拖出。
本发明的结构组装方便， 并可灵活拆卸， 在模块生产环节中， 只需将 PCB板 1和 RJ45连接头 3的组件装入底座 4， 将制动片 6和拉环 5放入底 座 4的拉环卡耳 44内并盖好外罩 2与卡罩 7即可， 减少了常规模块的装弹 片、 上螺钉等步骤， 提高了生产效率。
以上所述实施例仅是为充分说明本发明而所举的较佳的实施例， 本发 明的保护范围不限于此。 本技术领域的技术人员在本发明基础上所作的等 同替代或变换， 均在本发明的保护范围之内。 本发明的保护范围以权利要 求书为准。

Claims

权利要求书
1、 一种电口 SFP光电模块， 包括有底座、 外罩、 PCB板和 RJ45连接 头， 其特征在于， 所述底座为设置有内腔的长方体， 所述 PCB 板与 RJ45 连接头组合连接， 所述 PCB板与 RJ45连接头的组合结构设置在底座的内 腔中， 所述底座的上部扣合有外罩。
2、 根据权利要求 1所述的电口 SFP光电模块 ， 其特征在于， 所述外 罩为 U形罩， 所述外罩的两侧均设置有卡位方孔， 所述底座的两侧分别设 置有外罩卡位凸台， 所述外罩卡位凸台与卡位方孔扣合固定。
3、 根据权利要求 2所述的电口 SFP光电模块， 其特征在于， 所述底 座内还设置有定位柱， 所述 PCB板上设置有与定位柱相对应的定位缺口， 所述定位缺口卡设在定位柱上。
4、 根据权利要求 3所述的电口 SFP光电模块， 其特征在于， 所述外 罩侧壁上还设置有 PCB限位片， 所述 PCB限位片定位所述 PCB板。
5、 根据权利要求 1所述的电口 SFP光电模块， 其特征在于， 所述底 座的一端部还设置有拉环， 所述拉环连接有制动片， 所述拉环扣合在底座 的端部。
6、 根据权利要求 5所述的电口 SFP光电模块， 其特征在于， 所述底 座的一端部还设置有拉环卡耳， 所述拉环底部设置有拉环转轴， 所述拉环 转轴卡设在拉环卡耳内。
7、 根据权利要求 6所述的电口 SFP光电模块， 其特征在于， 所述拉 环底部还设置有制动片驱动销， 所述制动片的一端设置有制动片拉耳， 所 述制动片拉耳卡设在制动片驱动销上。
8、 根据权利要求 5所述的电口 SFP光电模块， 其特征在于， 所述底 座的底部设置有卡罩， 所述卡罩压制所述制动片并扣合在底座的底部。
9、 根据权利要求 8所述的电口 SFP光电模块， 其特征在于， 所述底 座底部的两侧分别设置有卡罩卡位凸台， 所述卡罩两侧设置有卡罩卡位方 孔， 所述卡罩卡位方孔与卡罩卡位凸台扣合固定。
10、 根据权利要求 9所述的电口 SFP光电模块， 其特征在于， 所述卡 罩底部设置有弹片， 所述弹片压制所述制动片。
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