CN211905783U

CN211905783U - Optical module interlocking type fastening structure

Info

Publication number: CN211905783U
Application number: CN201922448323.8U
Authority: CN
Inventors: 张志升; 吴振刚; 孙亚斌; 陆兆辉
Original assignee: Anhui Optical Fiber And Optical Cable Transmission Technology Research Institute Eighth Research Institute Of China Electronics Technology Group Corp
Current assignee: Anhui Optical Fiber And Optical Cable Transmission Technology Research Institute Eighth Research Institute Of China Electronics Technology Group Corp
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-10
Anticipated expiration: 2029-12-31

Abstract

An optical module interlocking fastening structure, comprising: a first flange having one end for connection with a fiber optic connector, comprising: a first channel disposed in the first flange; the first limiting block is arranged on the first channel; one end of the optical module is abutted against the first limiting block; the first tail cover is provided with a second channel, the optical module is arranged in the second channel, one end, connected with the first flange, of the second channel is provided with first internal threads, and one end, far away from the first flange, of the second channel is provided with second internal threads; and a third thread matched with the second internal thread is arranged outside the first limiting part. The utility model discloses during the use, through first stopper, second stopper to the fixed of light membrane piece, make the light membrane piece when mechanical condition and high temperature, still can normally work.

Description

Optical module interlocking type fastening structure

Technical Field

The utility model relates to an optical module connecting device especially relates to an optical module interlocking formula fastening structure.

Background

The optical module is a component for photoelectric conversion, the integrated optical transceiver module is an optical module integrating light collection, emission and light reception, and due to small volume and light weight, the fixation of the optical module is mainly fixed by glue at present, and when the optical module works in an environment with mechanical conditions, such as external pulling force or over-high temperature, a certain degumming risk often occurs, so that the internal structure of the optical module is loosened, and the phenomenon that the optical module cannot work normally is generated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned problem that exists among the prior art, provide an optical module interlocking formula fastening structure that can normally work under the circumstances of mechanics and high temperature.

In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:

an optical module interlocking fastening structure, comprising:

a first flange having one end for connection with a fiber optic connector, comprising:

a first channel disposed in the first flange;

the first limiting block is arranged on the first channel;

one end of the optical module is abutted against the first limiting block;

the first tail cover is provided with a second channel, the optical module is arranged in the second channel, one end, connected with the first flange, of the second channel is provided with first internal threads, and one end, far away from the first flange, of the second channel is provided with second internal threads;

and a third thread matched with the second internal thread is arranged outside the first limiting part.

Optical module interlocking formula fastening structure, wherein, first flange has:

the first limiting groove is formed in the surface of the first limiting block and arranged along the direction of the first channel, the optical module is provided with a second limiting block, and the second limiting block is arranged on the surface of the optical module and matched with the first limiting groove.

Optical module interlocking formula fastening structure, wherein, include:

and one end of the first check ring is connected with the optical module, and the other end of the first check ring is in contact with the first limiting piece.

Optical module interlocking formula fastening structure, wherein, first retaining ring has:

the first sub-retainer ring is provided with a first limiting hole;

and the second sub-check ring is provided with a second limiting hole, the first limiting hole is matched with the second limiting hole in position, and the first limiting hole and the second limiting hole limit the flexible band at the tail part of the optical module after the first sub-check ring is attached to the second sub-check ring.

Optical module interlocking formula fastening structure, wherein, first internal thread with second internal thread screw thread opposite direction.

Optical module interlocking formula fastening structure, wherein, first locating part has:

the first mounting hole is arranged on the surface of the first limiting piece;

and the second mounting hole is arranged on the surface of the first limiting piece.

Optical module interlocking formula fastening structure, wherein, include:

a first mount having:

a first protrusion engaged with the first mounting hole;

a second protrusion that mates with the second mounting hole.

the first through hole penetrates through the first limiting piece and is matched with the optical module flexible belt.

the first notch penetrates through the first limiting part and is communicated with the first through hole and the outside of the first limiting part.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses during the use, the optical module contacts through the first stopper with in the first passageway of flange, fixes to optical module one side, and the other end setting is in the second passageway, protects the optical module through first tail cover, and the optical module other end carries on spacingly through first locating part, has realized the fixed of the optical module, and the optical module is fixed to the optical module through first stopper, second stopper, makes the optical module when mechanical condition and temperature are too high, still can normally work.

Drawings

Fig. 1 is an exploded view of an embodiment provided by the present invention;

fig. 2 is an overall view of the embodiment provided by the present invention;

fig. 3 is a view of the first position limiting member of the present invention;

fig. 4 is a view of a first mounting member of the present invention;

FIG. 5 is a disassembled view of the embodiment of the present invention;

FIG. 6 is an installation view of an embodiment of the present invention;

fig. 7 is a cross-sectional view of a first flange and a first tail cover of the present invention;

fig. 8 is an exploded view of the present invention;

Detailed Description

Referring to fig. 1-8, it will be understood by those skilled in the art that the terms "upper", "lower", "one end", "the other end", etc., in the disclosure of the present invention are based on the orientations and positional relationships shown in the drawings, which are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus the above terms should not be construed as limiting the present invention.

It should be noted that the optical module is a component for photoelectric conversion, and the integrated optical transceiver module is an optical module integrating light collection, emission and light reception, and because of its small volume and light weight, the fixation of the optical module is mainly fixed by glue at present, and when the optical module works in a mechanical environment, such as receiving an external pulling force or when the temperature is too high, a certain risk of degumming often occurs, which causes the internal structure of the optical module to loosen, resulting in the phenomenon that the optical module cannot work normally.

Based on this, the utility model provides an optical module interlocking formula fastening structure, include:

a first flange 100, one end of which is adapted to be connected to a fiber optic connector, has:

a first channel 110 provided in the first flange 100;

a first stopper 120 disposed on the first channel 110;

an optical module 200 having one end abutting against the first stopper 120;

the first tail cover 300 is provided with a second channel 310, the optical module is arranged in the second channel, one end, connected with the first flange, of the second channel 310 is provided with a first internal thread 311, and one end, far away from the first flange, of the second channel 310 is provided with a second internal thread 312;

the first limiting member 400, the first limiting member 400 has a third thread 410 outside, which is engaged with the second internal thread 312.

When the optical module is used in the embodiment, the optical module is in contact with the first limiting block in the first channel 110 of the flange, one side of the optical module is fixed, the other end of the optical module is arranged in the second channel, the optical module is protected through the first tail cover, the other end of the optical module is limited through the first limiting part 400, the optical module is fixed, and the optical module is fixed through the first limiting block and the second limiting block, so that the optical module can still normally work under the condition of too high mechanical conditions and temperature.

It should be noted that, the optical module has a jack to connect with the optical fiber connector, and the flange is used to connect the optical module and the optical fiber connector.

In some embodiments, the first flange 100 has:

the first limiting groove 130 is disposed on the surface of the first limiting block 120 and disposed along the direction of the first channel 110, the optical module 200 has a second limiting block 210, and the second limiting block 210 is disposed on the surface of the optical module and is matched with the first limiting groove 130.

As shown in fig. 7 and 8, the optical module can be limited by the first limiting groove 130 and the second limiting block 210 to prevent the optical module from rotating, and the first limiting block may be in a ring shape and disposed in the first channel of the optical module.

In some embodiments, the method comprises:

one end of the first retainer ring 500 is connected to the optical module 200, and the other end of the first retainer ring 500 contacts the first stopper 400.

The first retainer ring is used for preventing the optical module 200 from directly contacting the first stopper and protecting the optical module 200.

The first retainer ring 500 has:

a first sub-retainer ring 510, the first sub-retainer ring 510 having a first stopper hole 511;

the second sub-retainer ring 520, the second sub-retainer ring 520 has a second limiting hole 521, the first limiting hole 511 is matched with the second limiting hole 521, and after the first sub-retainer ring 510 is attached to the second sub-retainer ring 520, the first limiting hole 511 and the second limiting hole 521 limit the optical module tail flexible band;

it should be noted that, generally, the optical module extends out of a flexible band, and the flexible band is used for being connected with other devices, and then performing communication connection, as shown in fig. 1, the flexible band is protected by a first retaining ring and a second retaining ring, it should be noted that the first retaining ring and the second retaining ring may be connected with the optical module by screws, and the optical module is provided with bolt holes.

In some embodiments, the first internal threads 311 and the second internal threads 312 have opposite thread directions, and by the first internal threads and the second internal threads being arranged oppositely, when the first tail cover is connected with the flange and the first limiting member, the first tail cover and the first limiting member do not interfere with each other.

In some embodiments, the first limiting member 400 has:

a first mounting hole 420 disposed on a surface of the first limiting member 400;

the second mounting hole 430 is disposed on a surface of the first limiting member 400.

The first stopper can be installed in the first tail cover through the first installation hole 420 and the second installation hole 430.

In some embodiments, the method comprises:

a first mounting member 600, the first mounting member 600 having:

a first protrusion 610, the first protrusion 610 being fitted with the first mounting hole 420;

and a second protrusion 620, the second protrusion 620 being fitted with the second mounting hole 430.

The first limiting member 400 is mounted by the first protrusion 610 and the second protrusion 620 on the first mounting member 600, and the first limiting member 400 can be screwed to the second thread of the first tail cover by the first protrusion and the second protrusion.

In some embodiments, the first limiting member 400 has:

the first through hole 440, the first through hole 440 penetrates the first limiting member 400, and the first through hole 440 is matched with the flexible strip of the optical module 200.

The first through-hole 440 is for passage of the flexible strap.

In some embodiments, the first limiting member 400 has:

the first gap 450, the first gap 450 penetrates through the first position-limiting member 400, and communicates the first through hole 440 and the exterior of the first position-limiting member 400.

The flexibility can be placed into the first through hole 440 through the first notch.

The above-mentioned embodiments are only to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. An optical module interlocking type fastening structure is characterized by comprising:

a first flange (100) having one end for connection to an optical fiber connector, comprising:

a first channel (110) disposed in the first flange (100);

a first stopper (120) disposed on the first channel (110);

one end of the optical module (200) is abutted against the first limiting block (120);

a first tail cap (300), wherein the first tail cap (300) is provided with a second channel (310), the optical module (200) is arranged in the second channel (310), one end of the second channel (310) connected with the first flange is provided with a first internal thread (311), and one end of the second channel (310) far away from the first flange is provided with a second internal thread (312);

the first limiting piece (400), the first limiting piece (400) is externally provided with a third thread (410) matched with the second internal thread (312).

2. Optical module interlocking fastening structure according to claim 1, characterized in that the first flange (100) has:

the first limiting groove (130) is arranged on the surface of the first limiting block (120) and arranged along the direction of the first channel (110), the optical module (200) is provided with a second limiting block (210), and the second limiting block (210) is arranged on the surface of the optical module and matched with the first limiting groove (130).

3. The optical module interlocking fastening structure according to claim 1, comprising:

and one end of the first retainer ring (500) is connected with the optical module (200), and the other end of the first retainer ring (500) is in contact with the first limiting piece (400).

4. A light module interlocking fastening structure as claimed in claim 3, characterized in that the first collar (500) has:

the first sub-retainer ring (510), the first sub-retainer ring (510) has a first limit hole (511);

the second sub-retainer ring (520), the second sub-retainer ring (520) has a second limiting hole (521), the first limiting hole (511) is matched with the second limiting hole (521), and the first limiting hole (511) and the second limiting hole (521) limit the flexible band at the tail part of the optical module after the first sub-retainer ring (510) is attached to the second sub-retainer ring (520).

5. The light module interlocking fastening structure according to claim 1, wherein the first internal thread (311) is threaded in the opposite direction to the second internal thread (312).

6. The optical module interlocking fastening structure according to claim 1, wherein the first stopper (400) has:

the first mounting hole (420) is arranged on the surface of the first limiting piece (400);

and the second mounting hole (430) is arranged on the surface of the first limiting piece (400).

7. The optical module interlocking fastening structure according to claim 6, comprising:

a first mount (600), the first mount (600) having:

a first protrusion (610), the first protrusion (610) mating with the first mounting hole (420);

a second protrusion (620), the second protrusion (620) mating with the second mounting hole (430).

8. The optical module interlocking fastening structure according to claim 6, wherein the first stopper (400) has:

a first through hole (440), wherein the first through hole (440) penetrates through the first stopper (400), and the first through hole (440) is matched with the flexible strip of the optical module (200).

9. The optical module interlocking fastening structure according to claim 8, wherein the first stopper (400) has:

the first gap (450) penetrates through the first limiting piece (400), and the first gap (450) is communicated with the first through hole (440) and the outside of the first limiting piece (400).