CN215181019U

CN215181019U - LC adapter

Info

Publication number: CN215181019U
Application number: CN202121695750.7U
Authority: CN
Inventors: 胡绍平; 叶素丹
Original assignee: Suzhou Yihua Communicated Connector Co ltd
Current assignee: Suzhou Yihua Communicated Connector Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2021-12-14
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a LC adapter, include: the shell comprises an end wall, a top wall, a bottom wall and two side walls, wherein the top wall, the bottom wall, the two side walls and the end wall are connected with the end wall; the inserting core assembly can be inserted into the inserting pipe from the outside; and the clamping component is arranged on the end wall and used for clamping and fixing the ferrule component. Compared with the prior art, according to the utility model discloses embodiment's block subassembly carries out the block to the lock pin subassembly and fixes for can realize firm fixed between lock pin subassembly and the casing, guarantee adapter job stabilization.

Description

LC adapter

Technical Field

The present invention relates to fiber optic connectors, and more particularly to LC adapters.

Background

The LC adapter is used as a butting connector of optical fibers, is widely applied, can effectively connect two optical fibers to realize the transmission of optical signals, and the ferrule assembly can be installed on the adapter in a pluggable manner.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LC adapter, it guarantees that the stability of lock pin unit mount is firm.

To achieve the above object, an embodiment of the present invention provides an LC adapter, including:

the shell comprises an end wall, a top wall, a bottom wall and two side walls, wherein the top wall, the bottom wall, the two side walls and the end wall are connected with the end wall;

the inserting core assembly can be inserted into the inserting pipe from the outside;

and the clamping component is arranged on the end wall and used for clamping and fixing the ferrule component.

The utility model discloses an in one or more embodiments, the lock pin subassembly is including inserting the intraductal ceramic bushing of grafting, inserting the connector in the ceramic bushing, the connector is used for inserting optic fibre, be provided with the lug with block subassembly cooperation block on the connector.

In one or more embodiments of the present invention, a spring is disposed between the insertion tube and the bump.

In one or more embodiments of the present invention, a partition wall is provided between the top wall and the bottom wall, and the partition wall divides the docking chamber into two parts.

The utility model discloses an in one or more embodiments, the grafting pipe is provided with on being close to the inside wall that docks the chamber and carries out spacing bellying to ceramic bushing.

The utility model discloses an in one or more embodiments, the block subassembly is including first connecting portion and the second connecting portion that are located the grafting pipe both sides, distance between first connecting portion and the second connecting portion reduces along the direction of keeping away from the end wall gradually, the inboard that first connecting portion and second connecting portion are relative is provided with first bellying and second bellying respectively.

In one or more embodiments of the present invention, one or two dovetail grooves and dovetail protrusions are sequentially formed on the side wall along a vertical direction.

The present invention is directed to a portable electronic device, and more particularly, to a portable electronic device in which a dovetail groove and a dovetail projection are formed on a side wall of the portable electronic device, and a dovetail groove and a dovetail projection are formed on the side wall of the portable electronic device.

The utility model discloses an in one or more embodiment, when only one when being equipped with forked tail recess and forked tail lug on the lateral wall, another be equipped with ring flange and buckle on the lateral wall.

In one or more embodiments of the present invention, the housing is provided with a dust cap for sealing the other end of the docking chamber away from the end wall.

Compared with the prior art, according to the utility model discloses embodiment's block subassembly carries out the block to the lock pin subassembly and fixes for can realize firm fixed between lock pin subassembly and the casing, guarantee adapter job stabilization.

Drawings

Fig. 1 is a schematic diagram of an overall structure of a plurality of assembled LC adapters according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of one of the LC adapters according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of one of the LC adapters according to an embodiment of the present invention;

fig. 4 is a schematic cross-sectional view of another LC adapter according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of another LC adapter according to an embodiment of the present invention.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited by the following detailed description.

Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.

As shown in fig. 1, an LC adapter according to a preferred embodiment of the present invention includes: the ferrule assembly comprises a shell 100, a ferrule assembly 200 inserted into the shell 100 and a clamping assembly 300 which is arranged on the shell 100 and used for clamping and fixing the ferrule assembly 200, wherein two sets of ferrule assemblies 200 and clamping assemblies 300 are arranged.

In the embodiment, a plurality of LC adapters are formed, and the LC adapters can be mutually assembled to meet the requirements of different specifications of customers.

As shown in fig. 2 in combination with fig. 3, the housing 100 includes an end wall 101, and a top wall 102, a bottom wall 103 and two side walls 104 connecting the end wall 101, wherein the top wall 102, the bottom wall 103, the two side walls 104 and the end wall 101 enclose a docking cavity 110.

Further, a partition wall 105 is arranged between the top wall 102 and the bottom wall 103, the partition wall 105 is located between the two side walls 104, two docking cavities 110 are arranged through the partition wall 105, and one end of the two docking cavities 110 is sealed by the end wall 101.

The end wall 101 is provided with two insertion tubes 120 communicated with the docking chamber 110, one end of each insertion tube 120 extends into the docking chamber 110, the other end extends to the outside, and the two insertion tubes 120 are arranged corresponding to the two docking chambers 110.

As shown in fig. 2, the clamping assembly 300 is mounted on the end wall 101, the clamping assembly 300 includes a first connecting portion 301 and a second connecting portion 302 located at two sides of the insertion tube 120, the first connecting portion 301 and the second connecting portion 302 both have elasticity, the distance between the first connecting portion 301 and the second connecting portion 302 gradually decreases along a direction away from the end wall 101, the opposite inner sides of the first connecting portion 301 and the second connecting portion 302 are respectively provided with a first protruding portion 3011 and a second protruding portion 3021, one end of the first protruding part 3011 close to the plugging tube 120 has a first plane, one end of the first protruding part 3011 far from the plugging tube 120 has a first inclined plane, one end of the second protruding part 3021 close to the plugging tube 120 has a second plane, an end of the second protrusion 3021 away from the insertion tube 120 has a second inclined surface, and a distance between the first inclined surface and the second inclined surface gradually decreases in a direction approaching the insertion tube 120.

As shown in fig. 4, the ferrule assembly 200 can be inserted into the plug tube 120 from the outside, the ferrule assembly 200 includes a ferrule 201 inserted into the plug tube 120, and a plug 202 inserted into the ferrule 201, the plug 202 is used for inserting the optical fiber 100', and the plug 202 is provided with a protrusion 2021 engaged with the engaging assembly 300.

As shown in fig. 4, a spring 203 is disposed between the insertion tube 120 and the bump 2021, a groove 121 abutted to an end of the spring 203 is disposed at an end of the insertion tube 120, a limiting protrusion 122 for limiting the ceramic sleeve 201 is disposed on an inner side wall of the insertion tube 120 close to the docking chamber 110, and the ceramic sleeve 201 is prevented from passing through the insertion tube 120 by the limiting protrusion 122.

The ferrule assembly 200 moves and contacts with the first inclined surface of the first boss 3011 and the second inclined surface of the second boss 3021 through the bump 2021 to expand the first connecting portion 301 and the second connecting portion 302, the ceramic sleeve 201 can be inserted into the plug tube 120 in advance, the plug 202 is inserted into the ceramic sleeve 201 in the plug tube 120, the spring 203 is compressed under the push of the bump 2021, after the plug 202 is released, the spring 203 expands to push the bump 2021 to move reversely, and at this time, the first plane of the first boss 3011 and the second plane of the second boss 3021 abut against the bump 2021, so that the plug 202 is prevented from being disengaged from the plug tube 120 to realize clamping.

Referring to fig. 1 in conjunction with fig. 2, 3 and 5, in this embodiment, there are several LC adapters that differ in the placement on the housing 100.

Specifically, fig. 2 and 3 illustrate a housing 100 of an LC adapter, in which two sidewalls 104 are respectively provided with a dovetail groove 1041 and a dovetail protrusion 1042 in sequence along a vertical direction, and the dovetail grooves 1041 and the dovetail protrusions 1042 are provided in two sets side by side. When the two side walls are provided with the dovetail grooves 1041 and the dovetail protrusions 1042, the arrangement sequence of the dovetail grooves 1041 and the dovetail protrusions 1042 on one side wall 104 is opposite to that of the dovetail grooves 1041 and the dovetail protrusions 1042 on the other side wall 104, and the ordering after splicing is guaranteed.

When the LC adapters are spliced together, the dovetail projection 1042 on one side wall 104 of one LC adapter can be inserted into the dovetail groove 1041 on one side wall 104 of another LC adapter, and the dovetail groove 1041 on one side wall 104 of the previous LC adapter receives the dovetail projection 1042 on one side wall 104 of the next LC adapter, so that the two LC adapters of the same type can be spliced together, and a plurality of LC adapters can be spliced according to the requirements of customers.

Fig. 5 shows an LC adapter, only one side wall 104 of the housing 100 of the LC adapter is provided with a dovetail groove 1041 and a dovetail protrusion 1042, the other side wall 104 is provided with a flange 1043 and a buckle 1044, the LC adapter is mounted with an external device by the flange 1043 and the buckle 1044, the two LC adapters with the flange 1043 can be spliced together by the dovetail groove 1041 and the dovetail protrusion 1042, the arrangement order of the dovetail groove 1041 and the dovetail protrusion 1042 on the two LC adapters with the flange 1043 is reversed, and as shown in fig. 1, when the LC adapter with the flange 1043 is spliced with another LC adapter, the two LC adapters with the flange 1043 are respectively spliced on both sides of the another LC adapter.

The dovetail protrusions 1042 in this embodiment can be inserted into the dovetail grooves 1041, thereby realizing splicing.

As shown in fig. 1 and fig. 3, a dust cap 400 is disposed on the housing 100, the dust cap 400 is used to seal the other end of the docking cavity 110 away from the end wall 101, and the dust cap 400 is inserted into the docking cavity 110 to seal the interior of the LC adapter when the LC adapter is not used, so as to protect the LC adapter well.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. An LC adapter, comprising:

2. The LC adapter of claim 1, wherein the ferrule assembly comprises a ceramic sleeve inserted into the plug tube, and a plug inserted into the ceramic sleeve, the plug is used for inserting an optical fiber, and a protrusion engaged with the engaging assembly is disposed on the plug.

3. The LC adapter of claim 2, wherein a spring is disposed between the bayonet tube and the tab.

4. The LC adapter of claim 1, wherein a partition wall is disposed between the top wall and the bottom wall, the partition wall dividing the docking cavity into two.

5. The LC adapter of claim 1, wherein the inner sidewall of the insertion tube near the docking chamber is provided with a limit protrusion for limiting the ceramic sleeve.

6. The LC adapter of claim 1 wherein the snap-fit assembly comprises first and second connection portions on opposite sides of the insertion tube, the distance between the first and second connection portions decreasing in a direction away from the end wall, and opposing inner sides of the first and second connection portions are provided with first and second protrusions, respectively.

7. The LC adapter of claim 1, wherein one or both of said sidewalls are provided with a dovetail groove and a dovetail projection in vertical sequence.

8. The LC adapter of claim 7, wherein when both said sidewalls are provided with dovetail grooves and dovetail projections, the dovetail grooves and dovetail projections on one said sidewall are arranged in an order that is opposite to the order in which the dovetail grooves and dovetail projections on the other said sidewall are arranged.

9. The LC adapter of claim 7, wherein when only one of said sidewalls is provided with a dovetail groove and a dovetail projection, the other of said sidewalls is provided with a flange and a catch.

10. The LC adapter of claim 1, wherein a dust cap is provided on the housing for sealing the other end of the docking cavity remote from the end wall.