CN216248438U

CN216248438U - Transparent transmission optical module

Info

Publication number: CN216248438U
Application number: CN202122841105.8U
Authority: CN
Inventors: 孟军
Original assignee: Shenzhen Xuntong Optical Communication Co ltd
Current assignee: Shenzhen Xuntong Optical Communication Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model discloses a transparent transmission optical module which comprises an installation shell, wherein a clamping groove is formed in the upper surface of the installation shell, a lower rubber pad is embedded and installed in the installation shell, a circuit board is arranged on the upper surface of the lower rubber pad, an upper rubber pad is embedded and installed on the upper surface of the circuit board, an upper heat dissipation shell is clamped and installed on the upper surface of the installation shell, a connector lug is fixedly installed at a position, close to one side, of the upper surface of the installation shell, a pull ring is arranged on the outer surface of the connector lug, heat dissipation fins are embedded and installed on the upper surface of the upper heat dissipation shell and the lower surface of the installation shell, holes are formed in the side surfaces of the heat dissipation fins, and a dustproof net is movably installed on the side surface of the upper heat dissipation shell. The transparent transmission optical module can solve the problems that the adaptability of equipment is reduced, a buffer structure is lacked, and an internal circuit board is easy to damage when the equipment falls off on the premise that the heat dissipation efficiency of the equipment is guaranteed.

Description

Transparent transmission optical module

Technical Field

The utility model relates to the field of optical modules, in particular to a transparent transmission optical module.

Background

The optical module is an optoelectronic device for photoelectric and electro-optical conversion, the transmitting end of the optical module converts an electrical signal into an optical signal, the receiving end converts the optical signal into an electrical signal, the existing equipment has certain disadvantages when in use, as disclosed in application No. CN201922437942.7, publication No. CN211206876U, "an optical module includes a bottom cover and an upper cover, the right end of the bottom cover is fixedly provided with a connector lug, the front part of the upper end of the bottom cover and the rear part of the upper end of the bottom cover are both fixedly provided with a vertical plate, the two vertical plates are both positioned on the left side of the connector lug, the upper end of the upper cover is fixedly provided with a heat dissipation plate, the lower end of the side wall of the upper cover body is fixedly connected with two limiting strips, the two limiting strips and the upper cover are in an integral structure, and the opposite surfaces of the two limiting strips extend to the lower part of the upper cover, a cavity formed between the upper cover and the bottom cover is provided with an optical device plate, and the left end of the optical device plate is fixedly connected with a golden finger. The optical module can greatly improve the speed of assembling the optical module, thereby improving the production efficiency, greatly improving the heat dissipation effect by arranging the U-shaped gasket and the heat dissipation plate, enhancing the use stability of the optical module, having stronger economic benefit and being suitable for popularization. When the device is used, the heat dissipation fins are outside and the device is inserted into the switch, so that the heat dissipation fins of the device increase the volume of the device, the adaptability of the device is reduced, the device lacks a buffer structure, and an internal circuit board is easily damaged when the device falls off.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a transparent transmission optical module which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a pass through optical module, includes the installation shell, the draw-in groove has been seted up to the installation shell upper surface, the inside embedding of installation shell installs down the rubber pad, the upper surface of rubber pad is provided with the circuit board down, the rubber pad is installed in the embedding of circuit board upper surface, the radiating shell is installed to installation shell upper surface block, the installation shell upper surface is close to one side position fixed mounting and has the connector lug, the connector lug surface is provided with and draws the bracelet, go up radiating shell upper surface with radiating fin is all installed in the embedding of installation shell lower surface, the hole has been seted up to the radiating fin side surface, it has the dust screen to go up radiating shell side surface movable mounting.

Preferably, the side surface of the mounting shell is provided with an upper heat dissipation hole at a position close to the upper edge, and the side surface of the mounting shell is provided with a lower heat dissipation hole at a position close to the lower edge.

Preferably, the lower surface of the upper radiating shell is fixedly provided with two clamping parts, and the side surface of the upper radiating shell is provided with radiating through holes.

Preferably, the chip is fixedly mounted on the upper surface of the circuit board, and the golden finger is fixedly mounted on the upper surface of the circuit board close to the edge of one side.

Preferably, the contact positions of the lower rubber pad, the upper rubber pad and the circuit board are provided with limiting grooves, and the upper surfaces of the lower rubber pad and the upper rubber pad are provided with rectangular through grooves.

Preferably, radiating fin inserts in the draw-in groove, the dust screen inserts radiating fin with between the draw-in groove, go up the heat dissipation shell and pass through joint portion, dust screen with the installation shell block is connected, the heat dissipation through-hole with the hole is on same straight line, go up the heat dissipation shell with go up the rubber pad and contact closely.

Compared with the prior art, the utility model has the following beneficial effects: through the arranged radiating fins and the lower rubber pad, outside air enters the lower radiating holes and the radiating through holes from the dustproof net and then enters the radiating fins through the through holes, the radiating fins are respectively arranged in the upper radiating shell and the mounting shell and are close to the circuit board, the contact area between the equipment shell and the air is increased under the condition that the external volume of the equipment is not increased, the bottom of the radiating fins is communicated with the outside air through holes, the radiating efficiency of the equipment is further improved, the dustproof net prevents outside dust from entering the radiating fins and the inside of the equipment, meanwhile, the clamping part is inserted into the clamping groove, the dustproof network card is arranged between the clamping part and the clamping groove, so that the clamping part is contacted with the clamping groove more tightly, other thread fixing structures are not needed in the clamping structure, the later-stage disassembly of the equipment is convenient, in addition, the circuit board in the equipment is contacted with the lower rubber pad and the upper rubber pad, when receiving external effort, lower rubber pad and last rubber pad absorb external power, prevent that the circuit board from damaging, and the rectangle that lower rubber pad and last rubber pad were seted up leads to the groove and still is convenient for carry out the heat exchange between circuit board and the radiating fin to under the prerequisite of guaranteeing equipment radiating efficiency, solve equipment suitability and reduce, and lack buffer structure, the easy problem of damaging of internal circuit board when falling.

Drawings

Fig. 1 is a schematic view of an overall structure of a transparent transmission optical module according to the present invention;

fig. 2 is a schematic structural view of an installation shell of a transparent transmission optical module according to the present invention;

fig. 3 is a schematic diagram of a split structure of a transparent transmission optical module according to the present invention;

fig. 4 is a half-sectional schematic view of a heat dissipation fin of a transmissive optical module according to the present invention.

In the figure: 1. mounting a shell; 101. a lower heat dissipation hole; 102. an upper heat dissipation hole; 103. a card slot; 2. a handle ring; 3. an upper heat dissipation shell; 301. a heat dissipating fin; 302. a clamping part; 303. a heat dissipating through hole; 4. a circuit board; 5. a golden finger; 6. a rubber pad is arranged; 7. a rubber pad is arranged; 8. a dust screen.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Example one

As shown in fig. 1-4, a transparent transmission optical module includes an installation shell 1, a clamping groove 103 is formed in the upper surface of the installation shell 1, a lower rubber pad 6 is embedded in the installation shell 1, a circuit board 4 is arranged on the upper surface of the lower rubber pad 6, an upper rubber pad 7 is embedded in the upper surface of the circuit board 4, an upper heat dissipation shell 3 is mounted on the upper surface of the installation shell 1 in a clamping manner, a connector lug is fixedly mounted on the upper surface of the installation shell 1 near one side, a pull ring 2 is arranged on the outer surface of the connector lug, heat dissipation fins 301 are embedded in the upper surface of the upper heat dissipation shell 3 and the lower surface of the installation shell 1, holes are formed in the side surfaces of the heat dissipation fins 301, and a dust screen 8 is movably mounted on the side surface of the upper heat dissipation shell 3; an upper heat dissipation hole 102 is formed in the side surface of the mounting shell 1 close to the upper edge, and a lower heat dissipation hole 101 is formed in the side surface of the mounting shell 1 close to the lower edge; the lower surface of the upper heat dissipation shell 3 is fixedly provided with two clamping parts 302, and the side surface of the upper heat dissipation shell 3 is provided with a heat dissipation through hole 303; a chip is fixedly arranged on the upper surface of the circuit board 4, and a golden finger 5 is fixedly arranged on the upper surface of the circuit board 4 close to the edge of one side; limiting grooves are formed in the contact positions of the lower rubber pad 6, the upper rubber pad 7 and the circuit board 4, and rectangular through grooves are formed in the upper surfaces of the lower rubber pad 6 and the upper rubber pad 7; the heat dissipation fins 301 are inserted into the slots 103, the dust screen 8 is inserted between the heat dissipation fins 301 and the slots 103, the upper heat dissipation shell 3 is connected with the installation shell 1 through the clamping portion 302 and the dust screen 8 in a clamping manner, the heat dissipation through holes 303 and the holes are on the same straight line, the upper heat dissipation shell 3 is closely contacted with the upper rubber pad 7, external wind enters the lower heat dissipation holes 101 and the heat dissipation through holes 303 from the dust screen 8 and then enters the heat dissipation fins 301 through the through holes, the heat dissipation fins 301 are respectively arranged inside the upper heat dissipation shell 3 and the installation shell 1 and close to the circuit board 4, under the condition that the external volume of the equipment is not increased, the contact area between the equipment shell and the air is increased, the bottoms of the heat dissipation fins 301 and the external air circulate through the holes, the heat dissipation efficiency of the equipment is further improved, and the dust screen 8 prevents external dust from entering the heat dissipation fins 301 and the inside of the equipment, simultaneously, joint portion 302 inserts in draw-in groove 103, and the dust screen 8 card is between joint portion 302 and draw-in groove 103, make joint portion 302 and draw-in groove 103 contact inseparabler, this kind of block structure need not to use other screw thread fixed knot structure, be convenient for the dismantlement in equipment later stage, inside circuit board 4 and lower rubber pad 6 of equipment in addition, go up the contact of rubber pad 7, when receiving external effort, lower rubber pad 6 and last rubber pad 7 absorb external power, prevent that circuit board 4 from damaging, and the rectangle that lower rubber pad 6 and last rubber pad 7 seted up leads to the groove and still is convenient for carry out the heat exchange between circuit board 4 and radiating fin 301.

Example two

As shown in fig. 1-4, when the device is dissipating heat, external wind firstly enters the lower heat dissipation hole 101 and the heat dissipation through hole 303 from the dust screen 8, and then enters the heat dissipation fins 301 through the through holes, the heat dissipation fins 301 are respectively arranged inside the upper heat dissipation shell 3 and the mounting shell 1 and near the circuit board 4, under the condition that the external volume of the device is not increased, the contact area between the device shell and the air is increased, the bottom of the heat dissipation fins 301 and the external air circulate through the holes, further improving the heat dissipation efficiency of the device, the dust screen 8 prevents external dust from entering the heat dissipation fins 301 and the device, meanwhile, the clamping portion 302 is inserted into the clamping groove 103, and the dust screen 8 is clamped between the clamping portion 302 and the clamping groove 103, so that the clamping portion 302 and the clamping groove 103 are in closer contact, the clamping structure does not need to use other thread fixing structures, thereby facilitating later-stage disassembly of the device, in addition, the circuit board 4 and the lower rubber pad 6 inside the equipment and the upper rubber pad 7 are in contact, when external acting force is received, the lower rubber pad 6 and the upper rubber pad 7 absorb external force, the circuit board 4 is prevented from being damaged, and the rectangular through grooves formed in the lower rubber pad 6 and the upper rubber pad 7 are convenient for heat exchange between the circuit board 4 and the radiating fins 301, so that on the premise that the radiating efficiency of the equipment is guaranteed, the problem that the adaptability of the equipment is reduced, the buffer structure is lacked, and the internal circuit board is easily damaged when falling is solved.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited by the foregoing embodiments, which are merely illustrative of the principles of the utility model, and that various changes and modifications may be made without departing from the spirit and scope of the utility model, which is intended to be protected by the following claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A pass-through optical module is characterized in that: including installation shell (1), draw-in groove (103) have been seted up to installation shell (1) upper surface, lower rubber pad (6) are installed in the inside embedding of installation shell (1), lower rubber pad (6) upper surface is provided with circuit board (4), last rubber pad (7) are installed in circuit board (4) upper surface embedding, installation shell (1) upper surface snap-fit installs last radiating shell (3), installation shell (1) upper surface is close to one side position fixed mounting and has the connector lug, the connector lug surface is provided with handle ring (2), go up radiating shell (3) upper surface with radiating fin (301) are installed in the equal embedding of installation shell (1) lower surface, radiating fin (301) side surface has seted up the hole, go up radiating shell (3) side surface movable mounting has dust screen (8).

2. The optical module of claim 1, wherein: an upper radiating hole (102) is formed in the side surface of the mounting shell (1) close to the upper edge, and a lower radiating hole (101) is formed in the side surface of the mounting shell (1) close to the lower edge.

3. The optical module of claim 2, wherein: go up heat dissipation shell (3) lower fixed surface and install joint portion (302), the quantity of joint portion (302) is two, go up heat dissipation shell (3) side surface and seted up heat dissipation through-hole (303).

4. The optical module of claim 3, wherein: fixed surface installs the chip on circuit board (4), circuit board (4) upper surface is close to a side edge fixed mounting and has golden finger (5).

5. The optical module of claim 4, wherein: limiting grooves are formed in the contact positions of the lower rubber pad (6), the upper rubber pad (7) and the circuit board (4), and rectangular through grooves are formed in the upper surfaces of the lower rubber pad (6) and the upper rubber pad (7).

6. The optical module of claim 5, wherein: radiating fin (301) insert in draw-in groove (103), dust screen (8) insert radiating fin (301) with between draw-in groove (103), go up heat dissipation shell (3) and pass through joint portion (302), dust screen (8) with installation shell (1) block is connected, heat dissipation through-hole (303) with the hole is on same straight line, go up heat dissipation shell (3) with go up rubber pad (7) and contact closely.