CN202372669U

CN202372669U - Small and pluggable transceiving integrating optical module

Info

Publication number: CN202372669U
Application number: CN 201120534599
Authority: CN
Inventors: 李远谋; 王彦伟; 刘谕; 邓永坚; 王志波
Original assignee: Shenzhen Gongjin Electronics Co Ltd
Current assignee: Shenzhen Gongjin Electronics Co Ltd
Priority date: 2011-12-20
Filing date: 2011-12-20
Publication date: 2012-08-08
Anticipated expiration: 2021-12-20

Abstract

A small and pluggable transceiving integrating optical module structurally comprises a casing, a base, a printed circuit board assembly (PCBA) with an optical transceiving device, a pull ring, a clamping buckle and an unlocking piece, wherein the clamping buckle is arranged at the front end of the PCBA, the PCBA with the clamping buckle is embedded in the base, the unlocking piece is arranged above the front end of the PCBA, the pull ring is arranged at one end of the base, and all the components are fixed through a connecting assembly. The small and pluggable transceiving integrating optical module is characterized in that in the structure of the connecting assembly, the PCBA is provided with a locating groove and a locating column arranged on the base and matched with the locating groove of the PCBA, and the base and the PCBA are fixed by means of a locating assembly formed by the locating column and the locating groove. The small and pluggable transceiving integrating optical module has the advantages that screws and other special tools are not required for assembly of the optical module, the optical module is simple and convenient to assembly, the components are matched with each other tightly, and the reliability is high.

Description

A kind of optical fiber transceiver module of SFP

Technical field

The utility model belongs to the optical fiber communication equipment field, relates to the optical transceiver module of using in a kind of optical fiber communication, specifically a kind of optical fiber transceiver module of SFP.

Background technology

Along with the widespread of optical-fiber network to the high speed of optical module, miniaturization require increasingly high, so the encapsulation of optical module more and more receives publicity.SFP (Small Form-factor Pluggables) optical transceiver module is that multi-source agreement (SFP-MSA) encapsulation of observing in the industry forms, and it is little to have an encapsulation, and easy to use is specific.This agreement has detailed standard to the encapsulation physical size, and each producer has also released the optical module of various SFP encapsulation with agreement in view of the above, but the parts of the theory of design and realization are all variant.

All there is the optical module of SFP encapsulation in each optical module producer at present; The main parts of optical module of SFP encapsulation are made up of shell, base, PCBA, draw ring, buckle, unlock piece, rubber plug, in order to recognize the parameter type of convenient general color discrimination module with draw ring.But the mode of the release that each producer is used; The panel beating loam cake can be variant with the fit system of the base of die casting; The cooperation of each parts and shape also can be variant; As: a lot of producers are to use screw to fix, and outward appearance also can be had any different, but the size of outside surface all designs according to SFP-MSA.The fixing optical module assembling difficulty of screw is big and greatly lavish labor on, and therefore, provides a kind of array mode of not having screw structural more can adapt to the demand in market.

Summary of the invention

The utility model has designed a kind of optical fiber transceiver module of SFP in order to change the assembling mode of the fixing optical module of screw, and this optical module is fixed without screw, and assembling easily, and is with low cost.

The technical scheme that the utility model adopts is: a kind of optical fiber transceiver module of SFP; Comprise shell, base in the structure, have circuit board PCBA, draw ring, buckle, the unlock piece of optical transceiving device; Buckle is arranged on the front end of PCBA; The PCBA of band buckle embeds in the base; Unlock piece is arranged on the front end top of PCBA, and draw ring is arranged on an end of base, fixes by coupling assembling between above-mentioned each member; Key is: comprise in the structure of described coupling assembling: PCBA is provided with detent, reaches at the supporting location column of the detent with on the PCBA that is provided with on the base, and base and PCBA fix by the location positioning component that column and detent constituted.

The beneficial effect of the utility model is: the assembling of this optical module need not to use screw and other special instruments, and is easy to assembly simple and direct, and the cooperation between these parts is tight, and reliability is high.

Description of drawings

Fig. 1 is the decomposition texture synoptic diagram of the utility model.

In the accompanying drawing, the 1st, base, the 2nd, PCBA, the 3rd, buckle, the 4th, cover plate, the 5th, back-moving spring, the 6th, convex is separated lock slide, and the 7th, the PCBA briquetting, the 8th, shell, the 9th, draw ring, 1-1 are the location columns, and 1-2 is the spill draw-in groove, and 2-1 is a detent, and 4-1 is a projection.

Embodiment

A kind of optical fiber transceiver module of SFP; Comprise shell 8, base 1 in the structure, have circuit board PCBA2, draw ring 9, buckle 3, the unlock piece of optical transceiving device; Buckle 3 is arranged on the front end of PCBA2; The PCBA of band buckle embeds in the base; Unlock piece is arranged on the front end top of PCBA, and draw ring 9 is arranged on an end of base 1, fixes by coupling assembling between above-mentioned each member; Importantly: comprise in the structure of described coupling assembling: PCBA is provided with detent 2-1, and at the supporting location column 1-1 of the detent with on the PCBA that is provided with on the base, and base 1 and PCBA fix by the positioning component that location column 1-1 and detent 2-1 are constituted.

Comprise the cover plate 4 that has the matrix guide groove in the structure of described unlock piece, and separate lock slide 6 with the supporting convex of cover plate, convex is separated that lock slide 6 is slidingly matched with spill guide groove formation on the cover plate 4 and is spacing by the position-limit mechanism that on the matrix guide groove, is provided with.

Described cover plate 4 is provided with projection 4-1, and base is provided with the spill draw-in groove 1-2 supporting with projection 4-1, and cover plate 4 and base 1 are fixed by the web member that matrix draw-in groove 1-2 and projection 4-1 are constituted.

Described convex is separated and also is provided with back-moving spring 5 on the lock slide 6.

The end of described base 1 is provided with bayonet socket, and draw ring 9 is fixed on the base 1 by bayonet socket.

Also comprise PCBA briquetting 7 in the structure of described optical module, the PCBA briquetting is provided with groove, and the PCBA briquetting is arranged on the PCBA top and fixes by the location column 1-1 that is provided with on groove and the base.

The both sides of described base are provided with guide rail, and shell 8 is slidingly matched with guide rail formation and is spacing by spacer pin.

In the specific implementation, as shown in Figure 1, base 1 is main fixedly related device, is used for fixing PCBA2, cover plate, briquetting, buckle, draw ring, shell, and unlock piece; 1), at first on the PCBA2 that has welded optical device the concrete steps of installing are following:, be inserted in the front end of buckle along PCBA; 2), the vertical base 1 of putting into of PCBA then with buckle, buckle 3 just falls into base 1 front end, the detent 2-1 of PCBA just snaps in four location column 1-1 of base 1; 3), put into the bayonet socket of bases 1 front end to draw ring 9, draw ring can be done the coaxial rotation of 90 degree along bayonet socket, and when draw ring 9 rotates 90 when spending, the part of draw ring 9 projections turns to horizontal direction by vertical direction, and the convex that can promote etc. to install is down separated lock slide 6; 4), spring 5 put into convex separate lock slide 6 inner reserve hold the space, spring 5 is mainly used in the usefulness that resets after the release; 5), separate the front end propelling cover plate 4 that lock slide 6 prolongs cover plate to the convex that installs spring 5; 6), be embedded into the cover plate that has projection 4-1 4 that assembles in the spill draw-in groove 1-2 of base front end, directly tip base 1 in; This moment, PCBA and unlock piece device installed and fixed, and pulling draw ring 9 rotates 90 degree, and the part of draw ring convexity can promote convex and separate lock slide 6 and push the bayonet socket on the cage of SFP (this cage is mounted on the application circuit board) open, plays the purpose of release; 7), be placed on PCBA briquetting 7 on the PCBA, the groove of PCBA briquetting 7 cooperates with the location column 1-1 of base, is used for fixing PCBA, and wherein, PCBA briquetting 7 is to use resistant to elevated temperatures plastic shaping to form; 8), at last the end of shell 8 from base 1, advance along the guide rail of base both sides, this moment, module was assembled completion, need not to use screw and special instrument at assembling process, and is easy to assembly simple and direct, and goes the cooperation of each parts tight, reliability is high.

Claims

1. the optical fiber transceiver module of a SFP; Comprise shell (8), base (1) in the structure, have circuit board PCBA (2), draw ring (9), buckle (3), the unlock piece of optical transceiving device; Buckle (3) is arranged on the front end of PCBA (2); The PCBA (2) of band buckle embeds in the base; Unlock piece is arranged on the front end top of PCBA (2), and draw ring (9) is arranged on an end of base (1), fixes by coupling assembling between above-mentioned each member; It is characterized in that: comprise in the structure of described coupling assembling: PCBA is provided with detent (2-1), reaches at the supporting location column (1-1) of the detent with on the PCBA that is provided with on the base, and base (1) is fixed by the positioning component that location column (1-1) and detent (2-1) are constituted with PCBA (2).

2. the optical fiber transceiver module of a kind of SFP according to claim 1; It is characterized in that: comprise the cover plate (4) that has the matrix guide groove in the structure of described unlock piece, and separate lock slide (6) with the supporting convex of cover plate, convex is separated that lock slide (6) is slidingly matched with spill guide groove formation on the cover plate (4) and is spacing by the position-limit mechanism that on the matrix guide groove, is provided with.

3. the optical fiber transceiver module of a kind of SFP according to claim 2; It is characterized in that: described cover plate (4) is provided with projection (4-1); Base is provided with and the supporting spill draw-in groove (1-2) of projection (4-1), and cover plate (4) is fixed by the web member that matrix draw-in groove (1-2) and projection (4-1) are constituted with base (1).

4. the optical fiber transceiver module of a kind of SFP according to claim 2, it is characterized in that: described convex is separated and also is provided with back-moving spring (5) on the lock slide (6).

5. the optical fiber transceiver module of a kind of SFP according to claim 1, it is characterized in that: the end of described base (1) is provided with bayonet socket, and draw ring (9) is fixed on the base (1) by bayonet socket.

6. the optical fiber transceiver module of a kind of SFP according to claim 1; It is characterized in that: also comprise PCBA briquetting (7) in the structure of described optical module; The PCBA briquetting is provided with groove, and the PCBA briquetting is arranged on PCBA top and fixing by the location column (1-1) that is provided with on groove and the base.

7. the optical fiber transceiver module of a kind of SFP according to claim 1, it is characterized in that: the both sides of described base are provided with guide rail, and shell (8) and guide rail form and are slidingly matched and spacing by spacer pin.