CN216485660U

CN216485660U - Structure of miniaturized optical module

Info

Publication number: CN216485660U
Application number: CN202122177013.4U
Authority: CN
Inventors: 于凯; 雷朝鹏
Original assignee: Allray Inc ltd
Current assignee: Allray Inc ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2022-05-10
Anticipated expiration: 2031-09-09

Abstract

The utility model discloses a structure of a miniaturized optical module, which comprises a lower shell, wherein a PCB is fixedly arranged in the lower shell, a transmission assembly is arranged on one side of the PCB, an upper shell is fixedly arranged on the top of the PCB, and a pin header is fixedly arranged at the edge of the bottom of the PCB close to the other side. This structure of miniaturized optical module, in the in-process of carrying out daily use, at first weld one side and the bottom of PCB board with optical device and row needle respectively, assemble the optical module inner core of taking the wire jumper, install the optical module inner core of taking the wire jumper in the inferior valve, again with on the upper shell cover, carry out the joint through hook and draw-in groove, and fix through the screw, adopt the fixed mode of hook and screw combination on whole overall arrangement, the most effective limited space that utilizes, on local overall arrangement, spacing groove has been seted up through the surface of optical device, the length of optical device neck has been increased, enough space has been provided for the fix with screw.

Description

Structure of miniaturized optical module

Technical Field

The utility model relates to the technical field of communication equipment such as aerospace measurement and control transmission systems, in particular to a structure of a miniaturized optical module.

Background

The optical module is an optoelectronic device for performing photoelectric and electro-optical conversion, a transmitting end of the optical module converts an electrical signal into an optical signal, a receiving end of the optical module converts the optical signal into the electrical signal, and optical fiber communication has the advantages of large transmission capacity, strong anti-interference capability, small size and the like.

The existing miniaturized optical module is unreasonable in overall structure layout, low in space utilization rate, difficult in PCB (printed circuit board) distribution, severely limited in optical module performance, and low in product reliability, and the optical module is complex in internal structural part and very complex in assembly process, increases the repair difficulty, is very difficult to disassemble, and reduces the working efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a structure of a miniaturized optical module, and aims to solve the problems that the existing miniaturized optical module proposed in the background art is unreasonable in overall structural layout, low in space utilization rate, difficult in PCB (printed circuit board) layout, severely limited in optical module performance, and reduced in product reliability, and the optical module is complex in internal structural part and assembly process, increases the repair difficulty, is very difficult to disassemble, and reduces the working efficiency.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a structure of miniaturized optical module, includes the inferior valve, the inside fixed mounting of inferior valve has the PCB board, one side of PCB board is provided with the transmission assembly, the top fixed mounting of PCB board has the epitheca, the bottom of PCB board is close opposite side edge fixed mounting and is had the row needle.

Preferably, the transmission assembly comprises an optical device fixedly installed on one side of the PCB, a jumper is fixedly installed at one end of the optical device, a joint is fixedly installed at one end of the jumper, and a limiting groove is formed in the surface of the optical device in a surrounding mode.

Preferably, the bottom fixed mounting of epitheca has the hook, the draw-in groove has been seted up to both sides around the inferior valve that the hook corresponds, the inside fixed connection of hook and draw-in groove, the bottom movable mounting of inferior valve has the screw, the one end of screw runs through the inferior valve and extends to inside and epitheca fixed connection.

Preferably, the bottom of the lower shell corresponding to the pin header is provided with a pin opening, the surface of the bottom of the lower shell corresponding to the pin opening is provided with a groove, and the bottom end of the pin header penetrates through the pin opening and extends to the inside of the groove.

Preferably, a lower circular groove and an upper circular groove are fixedly installed in the lower shell and the upper shell corresponding to the optical device respectively.

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

this structure of miniaturized optical module, in the in-process of carrying out daily use, at first weld one side and the bottom of PCB board with optical device and row needle respectively, assemble the optical module inner core of taking the wire jumper, install the optical module inner core of taking the wire jumper in the inferior valve, again with on the upper shell cover, carry out the joint through hook and draw-in groove, and fix through the screw, adopt the fixed mode of hook and screw combination on whole overall arrangement, the most effective limited space that utilizes, on local overall arrangement, spacing groove has been seted up through the surface of optical device, the length of optical device neck has been increased, enough space has been provided for the fix with screw, structural layout is reasonable, the reliability of product has been improved.

This structure of miniaturized optical module is carrying out daily in-process that uses, dismantles and reprocesses and only to twist off the screw and can take off the epitheca and maintain the product, and assembly process is simple, and easy dismantlement is reprocessed, has improved work efficiency, and is fixed with all parts through a screw, and whole product fuses into an organic whole, provides better mechanical stability.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of a portion of a transmission assembly according to the present invention;

FIG. 3 is a schematic view showing the construction of a lower case portion of the present invention;

fig. 4 is a schematic structural diagram of the upper shell part of the utility model.

In the figure: 1. a lower case; 2. a PCB board; 3. a transmission assembly; 4. an optical device; 5. a jumper wire; 6. a joint; 7. a limiting groove; 8. an upper shell; 9. arranging needles; 10. a hook; 11. a card slot; 12. a screw; 13. a needle opening; 14. a groove; 15. a lower circular groove; 16. and (4) an upper circular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a structure of a miniaturized optical module comprises a lower shell 1, a PCB 2 is fixedly installed inside the lower shell 1, a transmission assembly 3 is arranged on one side of the PCB 2, an upper shell 8 is fixedly installed on the top of the PCB 2, a row pin 9 is fixedly installed at the edge of the bottom of the PCB 2 close to the other side, the transmission assembly 3 comprises an optical device 4 fixedly installed on one side of the PCB 2, a jumper 5 is fixedly installed at one end of the optical device 4, a connector 6 is fixedly installed at one end of the jumper 5, a limiting groove 7 is formed in the surface of the optical device 4 in a surrounding mode, a hook 10 is fixedly installed at the bottom of the upper shell 8, clamping grooves 11 are formed in the front side and the rear side of the lower shell 1 corresponding to the hook 10, the hook 10 is fixedly connected with the inside of the clamping groove 11, a screw 12 is movably installed at the bottom of the lower shell 1, one end of the screw 12 penetrates through the lower shell 1 to extend into the inside to be fixedly connected with the upper shell 8, one side and the bottom of the PCB 2 are respectively welded with the optical device 4 and the row pin 9, the optical module inner core of assembling area wire jumper 5, run through the inside that needle mouth 13 extends to recess 14 through row needle 9, and carry out the joint with the spacing groove 7 on optical device 4 surface and lower circular slot 15, make the optical module inner core fixed mounting who takes wire jumper 5 in inferior valve 1's inside, cover epitheca 8 again, carry out the joint through hook 10 and draw-in groove 11, and fix through screw 12, adopt the fixed mode that hook 10 and screw 12 combine on overall arrangement, the most effective limited space that utilizes, on local overall arrangement, spacing groove 7 has been seted up through the surface of optical device 4, the length of optical device 4 neck has been increased, enough spaces have been provided for screw 12 is fixed, structural layout is reasonable, the reliability of product has been improved.

Needle mouth 13 has been seted up to 1 bottom of inferior valve that row needle 9 corresponds, recess 14 has been seted up to 1 bottom surface of inferior valve that needle mouth 13 corresponds, the bottom of row needle 9 runs through needle mouth 13 and extends to the inside of recess 14, the inside difference fixed mounting of inferior valve 1 that optical device 4 corresponds and epitheca 8 has lower circular slot 15 and last circular slot 16, when covering epitheca 8, fold with lower circular slot 15 through last circular slot 16, wrap up spacing groove 7, thereby fix optical device 4 and can not take place not hard up the condition.

The working principle is as follows: when a miniaturized optical module needs to be assembled, firstly, one side and the bottom of a PCB (printed circuit board) 2 are respectively welded with an optical device 4 and a pin header 9 to be assembled into an optical module inner core with a jumper wire 5, the pin header 9 penetrates through a pin port 13 to extend into a groove 14, a limiting groove 7 on the surface of the optical device 4 is clamped with a lower circular groove 15, the optical module inner core with the jumper wire 5 is fixedly arranged in a lower shell 1, an upper shell 8 is covered, the upper shell is clamped with a clamping groove 11 through a hook 10 and is fixed through a screw 12, a fixing mode that the hook 10 is combined with the screw 12 is adopted on the whole layout, the limited space is most effectively utilized, in the local layout, the limiting groove 7 is arranged on the surface of the optical device 4, the length of the neck of the optical device 4 is increased, a sufficient space is provided for fixing the screw 12, the structural layout is reasonable, the reliability of a product is improved, when the disassembly and the repair are needed, only need twist off screw 12 can take off epitheca 8 and maintain the product, assembly process is simple, dismantles easily and reprocesses, has improved work efficiency, and is fixed all parts through a screw 12, and whole product fuses into an organic whole, provides better mechanical stability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A structure of a miniaturized optical module, comprising a lower case (1), characterized in that: the utility model discloses a PCB, including inferior valve (1), one side of PCB board (2) is provided with transmission assembly (3), the top fixed mounting of PCB board (2) has epitheca (8), the bottom of PCB board (2) is close opposite side edge fixed mounting and has row needle (9).

2. The structure of a miniaturized optical module as claimed in claim 1, wherein: the transmission assembly (3) comprises an optical device (4) fixedly installed on one side of the PCB (2), a jumper (5) is fixedly installed at one end of the optical device (4), a joint (6) is fixedly installed at one end of the jumper (5), and a limiting groove (7) is formed in the surface of the optical device (4) in a surrounding mode.

3. The structure of a miniaturized optical module as claimed in claim 1, wherein: the bottom fixed mounting of epitheca (8) has hook (10), draw-in groove (11) have been seted up to both sides around inferior valve (1) that hook (10) correspond, the inside fixed connection of hook (10) and draw-in groove (11), the bottom movable mounting of inferior valve (1) has screw (12), the one end of screw (12) runs through inferior valve (1) and extends to inside and epitheca (8) fixed connection.

4. The structure of a miniaturized optical module as claimed in claim 1, wherein: needle mouth (13) have been seted up to inferior valve (1) bottom that row needle (9) correspond, inferior valve (1) bottom surface that needle mouth (13) correspond is seted up recess (14), the bottom of row needle (9) runs through needle mouth (13) and extends to the inside of recess (14).

5. The structure of a miniaturized optical module as claimed in claim 2, wherein: and a lower circular groove (15) and an upper circular groove (16) are respectively and fixedly arranged in the lower shell (1) and the upper shell (8) corresponding to the optical device (4).