CN2585254Y

CN2585254Y - Connecting module for optical transceiver

Info

Publication number: CN2585254Y
Application number: CN 02292815
Authority: CN
Inventors: 杜国强
Original assignee: Delta Electronics Inc
Current assignee: Taida Electronic Industry Co Ltd; Delta Electronics Inc
Priority date: 2002-12-16
Filing date: 2002-12-16
Publication date: 2003-11-05
Anticipated expiration: 2012-12-16

Abstract

The utility model relates to a connecting module for an optical transceiver, which provides an optical transceiver to connect with an optical fiber connector with different specifications. The module comprises an optical transceiver casing and a plurality of separable sockets, wherein, the casing body is formed from a first casing member and a second casing member which are combined. Each socket is provided with a connection port for connecting with a connector with certain specifications. Each socket has the same embedded structure and can be combined with the casing body in the matching form.

Description

Light Transceiver Connection Module

Technical field

The utility model relates to a kind of optical link module, is meant a kind of syndeton that can be applicable between the optical transceiver and the different size joints of optical fibre especially.

Background technology

Optical transceiver in the market (optical transceiver) is different because of the specification that each manufacturer formulates with the joints of optical fibre (fiberconnector), its specification confusion, incompatible.The light of each tame manufacturer and the interface of the joints of optical fibre all are one to one (one by one) compatible pattern, as habitual SC pattern of the MU (Miniature Unit) of the LC (Lucentconnect) of predecessor's Bell Laboratory (Bell Lab.) of Lucent Technologies Inc. (Lucent Tech.) exploitation, NTT company and North America market or the like, the joints of optical fibre of aforementioned arbitrary type all can't be connected with the optical transceiver of other pattern.Cause the main cause of this problem to be market competition, manufacturer must be designed to the connectivity port of optical transceiver be compatible with the connector specification of oneself producing just can be beneficial to the raising market share; Yet this builds for the optical communication equipment of rear end and fiber optic network and downstream manufacturers such as puts, and has but caused very big puzzlement.

Though in order to improve the compatibility between optical assembly (optical device), manufacturers have released breakout box (adapter) product between the different size optical assembly, for example, the MS breakout box (MU/SC adapter) of hundred emblems (Bullwill) company promptly can be used for the plugging into connector of MU and two kinds of patterns of SC, yet, even breakout box has been arranged, still quite inconvenience in practical application.For example, in the time of be with SC connector and MU optical transceiver module, must purchase the optical cable (opticalcable) that two ends have the MU connector, and a breakout box can be finished; Even the fiber optic network slip-stick artist of a specialty also can only remove SC connector, the MU connector of plugging at the optical fiber cable termination place again more loaded down with trivial detailsly, prerequisite also must be that spare part, the erecting tools of all MU connectors is all complete.Therefore, put, even realize that (breakout box obviously acts on little and can increase cost fiber to the desk for Fiber To The Desktop, target FTTD) for finishing building of regional fiber optic network.

Summary of the invention

Fundamental purpose of the present utility model provides a kind of Light Transceiver Connection Module, and it is applicable to being connected between optical transceiver and different size connector, thereby solves above prior art problems.

For achieving the above object, Light Transceiver Connection Module provided by the utility model mainly comprises: a socket, have an input end and an output terminal, and this input end is for a sheathed optical cable end connector, and has two parallel fitting portions on the output terminal end face; One housing, be the outer cover of an optical transceiver, by one first shell spare and one second shell spare be combined into, the first shell spare has two corresponding junction surfaces with a side of the second shell spare, can for the first shell spare with second in concavo-convex chimeric mode, the fitting portion that embeds the socket output terminal respectively is affixed mutually again; So, can allow the connector of optical transceiver and different size interconnect.

According to a kind of Light Transceiver Connection Module that the utility model discloses, it comprises: a housing is the outer cover of this optical transceiver, and by one first shell spare and one second shell spare be combined into, this first shell spare has two corresponding junction surfaces with a side of this second shell spare; And a socket, have an input end and an output terminal, have two fitting portions on this output terminal end face, this first shell spare is affixed mutually again with the aforementioned fitting portion that this junction surface is connected to this socket output terminal respectively with this second shell spare.

According to a kind of Light Transceiver Connection Module that the utility model discloses, the fitting portion of wherein said socket is two parallel grooves, and the junction surface on this housing is two ㄇ shape protruding rails.

According to a kind of Light Transceiver Connection Module that the utility model discloses, the adjacent side of the fitting portion of wherein said socket also comprises the two parallel lean against part that are subjected to this protruding rail pincers hoop.

According to a kind of Light Transceiver Connection Module that the utility model discloses, the output terminal fitting portion of wherein said socket is two parallel protruding rails, and the junction surface of this housing is two ㄇ shape grooves.

According to a kind of Light Transceiver Connection Module that the utility model discloses, the groove of wherein said socket and the section of the protruding rail of this housing are relative trapezoidal.

A kind of Light Transceiver Connection Module according to the utility model exposure, the wherein said first shell spare has at least one clamped arm that extends towards this second shell spare, this clamped arm end has a hook portion, and the described second shell spare is provided with at least one draw-in groove that should hook portion.

According to a kind of Light Transceiver Connection Module that the utility model discloses, the wherein said first shell spare has at least one trip that extends towards this second shell spare, and this second shell spare is provided with at least one slotted eye that should trip.

According to a kind of Light Transceiver Connection Module that the utility model discloses, wherein said socket and described connector are to be selected from specification or its combinations such as LC, MU, SC, ST, MTP, FJ, MT-RJ and VF-45.

According to a kind of Light Transceiver Connection Module that the utility model discloses, wherein said optical cable includes many optical fiber, and this optical fiber is to be selected from single-mode fiber and multimode optical fiber or its combination.

According to a kind of Light Transceiver Connection Module that the utility model discloses, it comprises: a socket, have an input end and an output terminal, and have two parallel protruding rails on this output terminal end face; An and housing, it is the outer cover of this optical transceiver, by one first shell spare and one second shell spare be combined into, this first shell spare has two corresponding ㄇ shape grooves with a side of this second shell spare, and this first shell spare and this second shell spare embed the aforementioned protruding rail of this socket output terminal respectively by these two ㄇ shape grooves and affixed mutually.

About feature of the present utility model and enforcement, following spy enumerates several preferred embodiments and conjunction with figs. is elaborated.

Description of drawings

Fig. 1 is first preferred embodiment of Light Transceiver Connection Module provided by the utility model, and it is applied to the three-dimensional system diagram of LC specification socket;

Fig. 2 is first preferred embodiment of Light Transceiver Connection Module provided by the utility model, the cross-sectional schematic of its LC specification socket and housing junction;

Fig. 3 is second preferred embodiment of Light Transceiver Connection Module provided by the utility model, and it is applied to the three-dimensional system diagram of SC specification socket;

Fig. 4 is the 3rd preferred embodiment of Light Transceiver Connection Module provided by the utility model, and it is applied to the three-dimensional system diagram of MU specification socket; And

Fig. 5 is the three-dimensional system diagram of the 4th preferred embodiment of Light Transceiver Connection Module that the utility model provides.

Embodiment

Fig. 1, Fig. 2 illustrate is that first preferred embodiment of Light Transceiver Connection Module provided by the utility model is applied to the three-dimensional system diagram of LC specification socket and the cross-sectional schematic of LC specification socket and housing junction wherein, the Light Transceiver Connection Module 100 that the utility model first preferred embodiment is provided, comprised a socket 200, and the housing 300 as optical transceiver (figure does not show) outer cover, wherein:

Socket 200, belong to LC pattern (LC type) specification, its input end 210 can be for the connector 410 of sheathed optical cable 400 terminals, this connector 410 also is the LC pattern joints of optical fibre with the socket compatibility, and have two parallel trapezoid cross section groove 221, two lean against part 222 and to bore a hole 223 on its output terminal 220 end faces, two grooves 221 and two lean against part 222 constitute a rectangle substantially, bore a hole and 223 then pass through for many optical fiber 420 of optical cable 400 parcel, and with the aforementioned lights transceiver in optical sensor (figure does not show) UNICOM of circuit board.

Housing 300, involute by the first shell spare 310 and the second shell spare 320, all spare parts that can ccontaining aforementioned lights transceiver module (figure does not show), the first shell spare 310 has relative ㄇ shape protruding rail 330 with the corresponding sides of the second shell spare 320, the section of protruding rail 330 is the trapezoidal of respective socket 200 grooves 221 cross sections, and two shell spares 310,320 have the breach 340 that passes through for optical fiber 420 in the inboard of ㄇ shape protruding rail 330; And there are two clamped arms 311 that extend towards the second shell spare 320 on the limit, two opposite sides of the first shell spare 310, and each clamped arm 311 end has a hook portion 312, relatively is provided with two draw-in grooves 321 of corresponding this two hook portion 312 on the second shell spare 320; On the first shell spare 310, have the trip 313 that extends towards the second shell spare 320 in addition, on the second shell spare 320, be provided with the slotted eye 322 of corresponding trip 313 relatively; Also there is the clamped arm 323 that extends towards the first shell spare 310 rear end of the second shell spare 320, and it is hook-shaped that its end also is, and establish the draw-in groove 314 of a correspondence relatively on the first shell spare 310.

More than be each element structure of the utility model first preferred embodiment, array mode between the utility model member is the first shell spare 310 and the second shell spare 320 to be aimed at and are embedded in the groove 221 of socket 200 output terminals 220 respectively with the open end of its ㄇ shape protruding rail 330, be against two lean against part 222 of socket 200 at last respectively with the blind end medial roof of two ㄇ shape protruding rails 330, because groove 221 and the cross section of protruding rail 330 are corresponding trapezoidal, therefore can provide first, the second shell spare 310,320 and the affixed effect of 200 of sockets, unlikely axially deviating from by optical fiber 420; Simultaneously, the trip 313 on the first shell spare 310, hook portion of clamped arm 311 312 and draw-in groove 314 are also distinguished slotted eye 320, the draw-in groove 321 and clamped arm 323 of build-in in the second shell spare 320.Actual before assembling, need finish earlier circuit board in optical fiber 420 and the housing 300 interior optical transceivers optical sensor be connected work; Secondly, the mode of affixed first, second shell spare 310,320 has many selections on prior art, be not limited to the mentioned mode of present embodiment.

Fig. 3 is second preferred embodiment of Light Transceiver Connection Module provided by the utility model, and it is applied to the three-dimensional system diagram of SC specification socket.The utility model second Light Transceiver Connection Module that preferred embodiment provides 500, its housing 530 is identical with last embodiment, and be in: socket 510 with the difference of aforementioned preferred embodiment is to belong to SC pattern (connector 520 that input end 512 is connected also with), there are two parallel trapezoid cross section groove 513, two parallel lean against part 514 and to bore a hole 515 but on socket 510 output terminals 511 end faces, possess equally, two grooves 513 also generally constitute a rectangle approximately with two lean against part 514, thereby the available mode identical with first preferred embodiment finished assembling.Similarly, Fig. 4 is the 3rd preferred embodiment of Light Transceiver Connection Module provided by the utility model, it is applied to the three-dimensional system diagram of MU specification socket, wherein Light Transceiver Connection Module 600 is also only replacing to the MU pattern with socket 610 (comprising connector 620) with not existing together of previous embodiment, and also possess on socket 610 output terminals 611 end faces two parallel trapezoid cross section grooves 612 are arranged, two parallel lean against part 613 and perforation 614, and two grooves 612 also generally constitute a rectangle approximately with two lean against part 613, and nature can be finished assembling with the first shell spare 631 and the second shell spare 632 of housing 630 in the mode identical with first preferred embodiment.

Three embodiment are disclosed as described above, and two the shell spares that the utility model utilizes that the optical transceiver housing separates and the design of  shape protruding rail cooperate the groove structure on the socket, can make an optical transceiver link up the connector of different sizes such as LC, SC, MU.And this mode also can enlarge and is applied to and being connected of other different size connector, and as ST, MTP, FJ, perhaps novel miniaturization SFF (Small-Form-Factor) specification such as MT-RJ (AMP Inc.), VF-45 goods such as (3M companies) are as the same.In addition, no matter be that single mode (single-mode) optical fiber or multimode (multi-mode) optical fiber the utility model all are suitable for.

Moreover, the Position Design of protruding rail and groove can be exchanged, Fig. 5 is the three-dimensional system diagram of the 4th preferred embodiment of Light Transceiver Connection Module that the utility model provides, Light Transceiver Connection Module 700 shown in it, be that two parallel grooves 711 are located on the housing 710, and parallel protruding rail 721 is located on the socket 720 of any specification, groove 711 and the cross section of protruding rail 721 are corresponding trapezoidal, can realize the effect that compatibility is assembled equally.

Based on the utility model technological thought, at the applicability between the optical transceiver and the different size joints of optical fibre, the utility model disclose technical scheme contained is that connectivity port part with general optical transceiver housing independently becomes a socket, housing itself is separated into independence and has the first shell spare and the second shell spare at junction surface, and the connectivity port that this socket had can be any specification, and the socket of arbitrary specification all has identical fitting portion, with the junction surface of the relative coupling first shell spare and the second shell spare.

The above only is some preferred embodiments of the present utility model, be not in order to limit practical range of the present utility model, the equivalence that those of ordinary skill in the art carries out not breaking away from spirit of the present utility model and content changes and modifies, and all should be encompassed in the claim of the present utility model.

Claims

1. Light Transceiver Connection Module can be connected between a plurality of connectors for an optical transceiver and different size, it is characterized in that comprising:

One housing is the outer cover of this optical transceiver, and by one first shell spare and one second shell spare be combined into, this first shell spare has two corresponding junction surfaces with a side of this second shell spare; And

One socket has an input end and an output terminal, has two fitting portions on this output terminal end face, and this first shell spare is affixed mutually again with the aforementioned fitting portion that this junction surface is connected to this socket output terminal respectively with this second shell spare.

2. Light Transceiver Connection Module as claimed in claim 1, the fitting portion that it is characterized in that described socket are two parallel grooves, and the junction surface on this housing is two ㄇ shape protruding rails.

3. Light Transceiver Connection Module as claimed in claim 2 is characterized in that the adjacent side of fitting portion of described socket also comprises the two parallel lean against part that are subjected to this protruding rail pincers hoop.

4. Light Transceiver Connection Module as claimed in claim 1, the output terminal fitting portion that it is characterized in that described socket are two parallel protruding rails, and the junction surface of this housing is two ㄇ shape grooves.

5. as claim 2 or 4 described Light Transceiver Connection Modules, the groove that it is characterized in that described socket and the section of the protruding rail of this housing are relative trapezoidal.

6. Light Transceiver Connection Module as claimed in claim 1, it is characterized in that the described first shell spare has at least one clamped arm that extends towards this second shell spare, this clamped arm end has a hook portion, and the described second shell spare is provided with at least one draw-in groove that should hook portion.

7. Light Transceiver Connection Module as claimed in claim 1 is characterized in that the described first shell spare has at least one trip that extends towards this second shell spare, and this second shell spare is provided with at least one slotted eye that should trip.

8. Light Transceiver Connection Module as claimed in claim 1 is characterized in that described socket and described connector are to be selected from specification or its combinations such as LC, MU, SC, ST, MTP, FJ, MT-RJ and VF-45.

9. Light Transceiver Connection Module as claimed in claim 1 is characterized in that described optical cable includes many optical fiber, and this optical fiber is to be selected from single-mode fiber and multimode optical fiber or its combination.

10. Light Transceiver Connection Module can be connected between a plurality of connectors for an optical transceiver and different size, it is characterized in that comprising:

One socket has an input end and an output terminal, has two parallel protruding rails on this output terminal end face; And

One housing, it is the outer cover of this optical transceiver, by one first shell spare and one second shell spare be combined into, this first shell spare has two corresponding ㄇ shape grooves with a side of this second shell spare, and this first shell spare and this second shell spare embed the aforementioned protruding rail of this socket output terminal respectively by these two ㄇ shape grooves and affixed mutually.

11. Light Transceiver Connection Module as claimed in claim 10, the groove that it is characterized in that described socket and the section of the protruding rail of this housing are relative trapezoidal.

12. Light Transceiver Connection Module as claimed in claim 10, it is characterized in that the described first shell spare has at least one clamped arm that extends towards this second shell spare, this clamped arm end has a hook portion, and the described second shell spare is provided with at least one draw-in groove that should hook portion.

13. Light Transceiver Connection Module as claimed in claim 10 is characterized in that the described first shell spare has at least one trip that extends towards this second shell spare, and this second shell spare is provided with at least one slotted eye that should trip.