CN2730034Y

CN2730034Y - Small plug-socket optical transmit-receive module

Info

Publication number: CN2730034Y
Application number: CNU2004200712629U
Authority: CN
Inventors: 马建新
Original assignee: Shenzhen Feitong Photoelectric Co ltd
Current assignee: Shenzhen Feitong Photoelectric Co ltd
Priority date: 2004-07-06
Filing date: 2004-07-06
Publication date: 2005-09-28
Anticipated expiration: 2014-07-06

Abstract

The utility model provides a small plug-socket optical transmitting-receiving module. The utility model comprises: a base (1) which is provided with a wedge shape lock end (11) and a containing seat (16) which is provided with a limit groove (15), a couple of bulges (13), a couple of slide groove (12) and a recess (14); an unlock release apparatus (2) which can slide before and after at the containing seat (16) and consists of a plastic slide block (21) and a metal insert (22) moulded with the plastic slide block into an integration. The front part of the plastic slide block (21) is provided with a slide arm (2105) whose end is provided with a wedge shape slide block (2102) and whose middle part is provided with the recess (2101), and the upper part of the plastic slide block (21) is provided with an elasticity block arm (2103). The upper part of the metal insert (22) is provided with several bulges (2202) inlaid at the bottom surface of the plastic slide block (21) and the lower part of the metal insert is provided with a limit spring sheet (2201). The unlock release assembly of the optical transmitting-receiving module can automatically reset not to fall off the optical transmitting-receiving module body and prevent static electricity.

Description

A kind of Small Form-Factor Pluggable optical transceiver module

Technology neck or

The utility model relates to the Small Form-Factor Pluggable optical transceiver module of optical communication transmission usefulness, relates in particular to the Small Form-Factor Pluggable optical transceiver module (SFP) that meets multi-source agreement MSA.

Background technology

Small Form-Factor Pluggable optical transceiver module (SFP) 101 as shown in Figure 1 is provided with a tapered end 1011 on its module body, when SFP module 101 was inserted cage 102, tapered end 1011 was stuck in the lockhole 1021 of cage 102, and SFP module 101 is just locked in the cage 102.Want to realize that SFP module 101 freely plugs in cage 102, also need on SFP module 101, be provided with one and separate lock release, a kind of Small Form-Factor Pluggable optical transceiver module (SFP) is as shown in Figure 2 disclosed among the U.S. Patent Application Publication No. US2003/0142917, this module has adopted a kind of lock release of separating, this device is injection molded into one by plastic material, front end is provided with the terminal of two band wedge shapes, the rear end is provided with it, and all-in-one-piece elastoplast arm places the groove of module pedestal setting, can slide before and after the chute of module pedestal both sides in both sides, its end face can exceed the end face of tapered end when the wedge shape terminal was dragged by front and back from the cavity of pedestal, thereby the shell fragment that backs down lockhole 1021 discharges optical transceiver module from cage, reach the function of plug, during the separating lock release and slide of the optical transceiver module of this structure in front and back, cause separating lock release easily and from pedestal, be completely pulled out of chute, make the plug disabler, and because the whole lock release of separating is the plastic material that adopts, antistatic not, result of use is relatively poor.

Summary of the invention

The present utility model purpose: a kind of Small Form-Factor Pluggable optical transceiver module of the SFP of meeting multi-source agreement is provided, and it is separated lock release and can automatically reset, and can not break away from the optical transceiver module body during plug, and antistatic.

For realizing above goal of the invention, the utility model adopts following technical scheme: a kind of Small Form-Factor Pluggable optical transceiver module, comprise: a pedestal, this pedestal is provided with the holding seat that wedge shape tapered end and horizontal plane are lower than this tapered end bottom, in described holding seat, be provided with: a stopper slot and a pair of projection, described projection is positioned at wedge shape tapered end both sides, and the both sides of pedestal end respectively are provided with a pair of chute and recessed; One separates lock release, can in described holding seat, before and after chute, slide, this is separated lock release and comprises: a plastic cement slide block and with its injection moulding all-in-one-piece metal inserted piece, the front portion of described plastic cement slide block is provided with a pair of resting arm that inserts chute, the end of this resting arm is provided with wedge block, the middle part is provided with and the suitable short slot of described projection, and the top of plastic cement slide block is provided with and recessed suitable elasticity blocking arm; The top of metal inserted piece is provided with the some projectioies, the bottom that are embedded in plastic cement slide block the inside and is provided with and the suitable positive stop spring plate of described stopper slot.

Described metal inserted piece also chain is connected to a draw ring.

Described draw ring also is with the one handle sleeve.

Adopt the Small Form-Factor Pluggable optical transceiver module (SFP) of said structure, because it is separated lock release and is provided with the elasticity blocking arm, when the draw ring of lock release is separated in release, the free state when this device can be reset to pedestal maintenance one under the effect that need not apply external force rapidly; Again because the bottom of this device is provided with the metal inserted piece of band positive stop spring plate, can makes and separate in the holding seat that lock release remains at the optical transceiver module pedestal, and can make the optical transceiver module antistatic.

Description of drawings

Fig. 1 represents the general Small Form-Factor Pluggable optical transceiver module and the assembling schematic diagram of cage.

Fig. 2 represents the Small Form-Factor Pluggable optical transceiver module and the structural representation of separating lock release of prior art.

Fig. 3 represents the decomposing schematic representation of separating lock release and optical transceiver module of the utility model Small Form-Factor Pluggable optical transceiver module.

Fig. 4 represents the lock release schematic perspective view of separating shown in Figure 3.

Fig. 5 represents to constitute the plastic cement slide block structure schematic diagram of separating lock release top shown in Figure 3.

Fig. 6 represents to constitute the metal inserted piece structural representation of separating the lock release bottom shown in Figure 3.

Fig. 7 represents the draw ring schematic diagram that links with metal inserted piece shown in Figure 6.

Fig. 8 represents to be installed in the handle sleeve schematic diagram on the draw ring shown in Figure 7.

Fig. 9 represents the schematic diagram under the free state after the assembling of lock release and optical transceiver module separated of Small Form-Factor Pluggable optical transceiver module shown in Figure 3.

Embodiment

Small Form-Factor Pluggable optical transceiver module as shown in Figure 3, its structure meets the multi-source agreement of SFP.Comprise module pedestal 1 reconciliation lock release 2, both are slidingly matched by one-tenth.Pedestal 1 is provided with the wedge shape tapered end 11 suitable with the cage lockhole, be positioned at the holding seat 16 that these tapered end both sides are provided with band projection 13, described protruding 13 top is lower than the bottom of wedge shape tapered end 11, separating lock release 2 can slide to holding seat 16 ends to the direction of wedge shape tapered end 11 along the chute 12 of pedestal 1 both sides setting, and pedestal 1 both sides also are provided with recessed 14.Can see as Fig. 4, the top of separating lock release 2 is that a plastic cement slide block 21, bottom are a metal inserted piece 22, the bottom of this metal inserted piece is provided with a positive stop spring plate 2201, suitable with the stopper slot 15 that pedestal 1 is provided with, for making things convenient for drawing to separate lock release 2, afterbody 2203 chains of metal inserted piece 22 are connected to the draw ring 23 of band handle sleeve 24.The detailed structure of plastic cement slide block 21 as shown in Figure 5, its front portion comprises the resting arm 2105 of a pair of band wedge block 2102, this resting arm is provided with and projection 13 suitable short slots 2101, the upper surface both sides that are positioned at plastic cement slide block 21 are provided with a pair of elasticity blocking arm 2103.By metal inserted piece 22 as shown in Figure 6, be injection molded into one with the bottom of described plastic cement slide block 21, the upper surface of this metal inserted piece 22 is provided with and is embedded in some protruding 2202 of plastic cement slide block 21 the insides; Lower surface is provided with a positive stop spring plate 2201, keeps out in stopper slot 15, makes to separate lock release 2 and slide the Shi Buhui dislocation before and after in the chute 12 of pedestal 1.For when operation plug convenient and strength-saving, at afterbody 2203 places of metal inserted piece 22 draw ring 23 is installed, its structure and also is equipped with one handle sleeve 24 as shown in Figure 7 on draw ring 23, structure is as shown in Figure 8.When separating in the pedestal 1 that lock release 2 is assembled to optical transceiver module, resting arm 2105 is inserted chute 12, its wedge block 2102 moves to the direction of tapered end 11, striding across projection 13 inserts downwards in the

holding seat

16,13 of projectioies are placed in the short slot 2101 of resting arm 2105 settings, at this moment, the top of wedge block 2102 is lower than the top of tapered end 11, simultaneously, 2103 of elasticity blocking arms separating lock release 2 insert that pedestal 1 is provided with recessed 14 in, so make that installing the later lock release 2 of separating can remain small light transceiver module under the integrally formed free state with pedestal 1 there not being external force to do the time spent, as shown in Figure 9.The small light transceiver module that will be under the free state inserts in the cage of optical module, and 11 of tapered ends are buckled in the lockhole of cage, thereby realizes the insertion function of small light transceiver module.When needs are extracted the small light transceiver module from cage, hand-held draw ring 23 is pulled outwardly separates lock release 2, plastic cement slide block 21 can outwards move together with metal inserted piece 22, its resting arm 2105 also outwards moves thereupon, when the wedge block 2102 of end outwards moves when being overlapped on the projection 13, outwards back down the shell fragment of cage lockhole at the top 1101 that its end face will be higher than tapered end 11, the small light transceiver module is separated rapidly with cage, just can realize the function of extracting of small light transceiver module this moment.When discharging draw ring 23, promptly discharge and separate lock release 2, because the elastic force effect of elasticity blocking arm 2103, separating lock release 2 can be repositioned to rapidly under the aforesaid free state.

In the process of above-mentioned plug,, separate lock release 2 and can not separate with pedestal 1 owing to separate the stopper slot 15 that the positive stop spring plate 2201 of the bottom setting of lock release 2 is arranged in pedestal 1 all the time.

Claims

1, a kind of Small Form-Factor Pluggable optical transceiver module, it is characterized in that, comprise: a pedestal (1), this pedestal (1) is provided with the holding seat (16) that wedge shape tapered end (11) and horizontal plane are lower than this tapered end bottom, in described holding seat (16), be provided with: a stopper slot (15) and a pair of projection (13), described projection (13) is positioned at wedge shape tapered end (11) both sides, and the both sides of pedestal (1) end respectively are provided with a pair of chute (12) and recessed (14); One separates lock release (2), can in described holding seat (16), before and after chute (12), slide, this is separated lock release (2) and comprising: a plastic cement slide block (21) and with its injection moulding all-in-one-piece metal inserted piece (22), the front portion of described plastic cement slide block (21) is provided with a pair of resting arm (2105) that inserts chute (12), the end of this resting arm is provided with wedge block (2102), the middle part is provided with and the suitable short slot (2101) of described projection (13), and the top of plastic cement slide block (21) is provided with and recessed (14) suitable elasticity blocking arm (2103); The top of metal inserted piece (22) is provided with some projectioies (2202) of being embedded in plastic cement slide block (21) the inside, the bottom is provided with and the suitable positive stop spring plate (2201) of described stopper slot (15).

2, Small Form-Factor Pluggable optical transceiver module according to claim 1 is characterized in that, described metal inserted piece (22) afterbody (2203) chain is connected to a draw ring (23).

3, Small Form-Factor Pluggable optical transceiver module according to claim 2 is characterized in that, described draw ring (23) also is with one handle sleeve (24).