CN214278484U

CN214278484U - Heat radiation structure for optical module

Info

Publication number: CN214278484U
Application number: CN202022970665.9U
Authority: CN
Inventors: 姚水华
Original assignee: Suzhou Ruiqin Precision Machinery Co ltd
Current assignee: Suzhou Ruiqin Precision Machinery Co ltd
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-09-24
Anticipated expiration: 2030-12-11

Abstract

The utility model discloses a heat radiation structure for an optical module, relating to the technical field of optical communication; including casing, fixing base, joint spare, piston and fixing device, fixing device includes fixed block, splint, movable rod, second spring, slider, third spring, clamp plate and connecting rod, the left side inner wall fixed connection of fixed block and casing, both ends and the both ends sliding connection of fixed block about the clamp plate, the left and right sides symmetry of clamp plate articulates there is the connecting rod, the end and the slider fixed connection of connecting rod, be equipped with the third spring between the slider, the top and the movable rod fixed connection of clamp plate, the movable rod runs through the right side of fixed block, and with splint fixed connection, the cover has the second spring on the movable rod between splint and the fixed block, both ends and clamp plate and fixed block fixed connection about the second spring, splint hug closely together with the optical module.

Description

Heat radiation structure for optical module

Technical Field

The utility model relates to an optical communication technical field specifically is a heat radiation structure for optical module.

Background

An optical module (optical module) is composed of an optoelectronic device, a functional circuit, an optical interface and the like, wherein the optoelectronic device comprises a transmitting part and a receiving part, the optical module is used for simply converting photoelectric conversion, a transmitting end converts an electric signal into an optical signal, a receiving end converts the optical signal into the electric signal after the optical signal is transmitted through an optical fiber, the optical module is the optoelectronic device for performing photoelectric and electro-optical conversion, the transmitting end of the optical module converts the electric signal into the optical signal, and the receiving end converts the optical signal into the electric signal. Optical modules are classified according to their packaging formats, and SFP, SFP +, SFF, gigabit ethernet interface converter (GBIC), and the like are common.

As the bandwidth and speed of the optical communication industry module increase, the heat dissipation requirement increases, and the current heat dissipation method uses zinc alloy material as raw material to dissipate heat, but the heat of the module is greater than the heat conductivity of the zinc alloy, so the heat dissipation effect is not obvious.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat radiation structure for optical module to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a heat dissipation structure for an optical module comprises a shell, a fixed seat, a clamping piece, a piston and a fixing device, the fixing device comprises a fixing block, a clamping plate, a movable rod, a second spring, a sliding block, a third spring, a pressing plate and a connecting rod, the fixed block is fixedly connected with the inner wall of the left side of the shell, the left end and the right end of the pressure plate are connected with the two ends of the fixed block in a sliding way, the left side and the right side of the pressure plate are symmetrically hinged with connecting rods, the tail ends of the connecting rods are fixedly connected with the sliding blocks, a third spring is arranged between the sliding blocks, the top of the pressure plate is fixedly connected with a movable rod, the movable rod penetrates through the right side of the fixed block, and is fixedly connected with the clamping plate, a second spring is sleeved on the movable rod between the clamping plate and the fixed block, the left end and the right end of the second spring are fixedly connected with the pressing plate and the fixing block, and the clamping plate is tightly attached to the optical module.

As a further aspect of the present invention: the inner wall left and right sides and the fixing base fixed connection of casing, be equipped with joint spare in the fixing base, with heating panel fixed connection between the joint spare, the through-hole has been seted up on the heating panel, the top and the optical module fixed connection of heating panel, the top and the water-cooling copper pipe fixed connection of optical module.

As a further aspect of the present invention: the improved fan is characterized in that a conical cover is arranged at the bottom of the inner wall of the shell, the top of the conical cover is fixedly connected with the bottom of the heat dissipation plate, a first motor is arranged in the conical cover, an output shaft of the first motor is coaxially connected with a first fan, exhaust holes are formed in the bottom of the shell, and a filter screen is arranged between the exhaust holes.

As a further aspect of the present invention: the utility model discloses a mercury-free piston, including shells inner wall, piston, push pedal, piston sliding connection, mercury is equipped with in the left side cavity of push pedal, the right side and the push rod fixed connection of push pedal, the push rod runs through the right side surface of piston, and with adjustment sheet fixed connection, be equipped with first spring on the push rod between push pedal and the piston, both ends and the right-hand member fixed connection of push pedal and piston about the spring.

As a further aspect of the present invention: the inner wall of the top of the shell is fixedly connected with the slide rheostat through the fixing column, the adjusting sheet is fixedly connected with the slide sheet of the slide rheostat, the second motor is arranged on the right side of the slide rheostat and coaxially connected with the second fan, and the slide rheostat is electrically connected with the second motor.

Compared with the prior art, the beneficial effects of the utility model are that: the device ensures that heat generated by the optical module is concentrated in the conical cover through the matching of the fixed seat, the clamping piece, the heat dissipation plate and the conical cover and then is discharged to the outside through the first fan; a water-cooling copper pipe is arranged on the surface of the optical module to further absorb the heat of the optical module; the inner wall of the shell is provided with an exhaust hole, so that heat dissipation is facilitated; the wind power of the second fan can be automatically adjusted by the principle of mercury expansion with heat and contraction with cold, so that energy is saved; the fixing mechanism fixes the optical module, so that the optical module is not easy to loosen; when the optical module breaks down, the cooperation of joint spare and heating panel is convenient for change the optical module, has saved the time of changing.

Drawings

Fig. 1 is a schematic structural diagram of a heat dissipation structure for an optical module.

Fig. 2 is a schematic structural diagram of a filter screen in a heat dissipation structure for an optical module.

Fig. 3 is a schematic structural view of an exhaust hole in a heat dissipation structure for an optical module.

Fig. 4 is an enlarged view of a portion a of the heat dissipation structure for the optical module.

In the figure: 1-shell, 2-filter screen, 3-first motor, 4-first fan, 5-conical cover, 6-heat dissipation plate, 7-through hole, 8-fixing seat, 9-clamping piece, 10-optical module, 11-water cooling copper pipe, 12-mercury, 13-piston, 14-push plate, 15-first spring, 16-push rod, 17-adjusting piece, 18-slide rheostat, 19-fixing column, 20-second motor, 21-second fan, 22-fixing block, 23-clamping plate, 24-movable rod, 25-second spring, 26-pressure plate, 27-connecting rod, 28-sliding block, 29-third spring and 30-exhaust hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1 to 4, in embodiment 1 of the present invention, a heat dissipation structure for an optical module includes a housing 1, a fixing base 8, a clamping member 9, a piston 13, and a fixing device, the fixing device is used to fix a position of the optical module 10 and reduce vibration applied to the optical module 10, the fixing device includes a fixing block 22, a clamping plate 23, a movable rod 24, a second spring 25, a slider 28, a third spring 29, a pressing plate 26, and a connecting rod 27, the fixing block 22 is fixedly connected to a left inner wall of the housing 1, left and right ends of the pressing plate 26 are slidably connected to two ends of the fixing block 22, the left and right sides of the pressing plate 26 are symmetrically hinged to the connecting rod 27, ends of the connecting rod 27 are fixedly connected to the slider 28, the third spring 29 is disposed between the sliders 28, a top of the pressing plate 26 is fixedly connected to the movable rod 24, the movable rod 24 penetrates through a right side of the fixing block 22, and is fixedly connected with the clamp plate 23, a second spring 25 is sleeved on the movable rod 24 between the clamp plate 23 and the fixed block 22, the left and right ends of the second spring 25 are fixedly connected with the press plate 26 and the fixed block 22, and the clamp plate 23 is tightly attached to the optical module 10.

Example 2

Referring to fig. 1 to 4, the main differences between the embodiment 2 and the embodiment 1 are: the left side and the right side of the inner wall of the shell 1 are fixedly connected with a fixed seat 8, clamping pieces 9 are arranged in the fixed seat 8, so that an optical module 10 can be conveniently installed and disassembled, the clamping pieces 9 are fixedly connected with a heat dissipation plate 6, the heat dissipation plate 6 aims at dissipating heat generated by the optical module 10, a through hole 7 is formed in the heat dissipation plate 6, the top of the heat dissipation plate 6 is fixedly connected with the optical module 10, the top of the optical module 10 is fixedly connected with a water-cooling copper pipe 11 and aims at absorbing the heat by water in the copper pipe, a conical cover 5 is arranged at the bottom of the inner wall of the shell 1, the top of the conical cover 5 is fixedly connected with the bottom of the heat dissipation plate 6, a first motor 3 is arranged in the conical cover 5, and an output shaft of the first motor 3 is coaxially connected with a first fan 4;

the bottom of the shell 1 is provided with exhaust holes 30 for exchanging internal air with external air, a filter screen 2 is arranged between the exhaust holes 30 for filtering dust and moisture in the air, the top of the left side of the inner wall of the shell 1 is fixedly connected with a piston 13, a push plate 14 is arranged in the piston 13, the push plate 14 is connected with the piston 13 in a sliding manner, mercury 12 is filled in a left cavity of the push plate 14, the mercury 12 can push the push plate 14 to move rightwards under the condition of expansion and contraction, the right side of the push plate 14 is fixedly connected with a push rod 16, the push rod 16 penetrates through the right side surface of the piston 13 and is fixedly connected with an adjusting sheet 17, a first spring 15 is arranged on the push rod 16 between the push plate 14 and the piston 13 for resetting the push plate 14, the left end and the right end of the push plate 14 and the right end of the piston 13 are fixedly connected, and the inner wall of the top of the shell 1 is fixedly connected with a slide rheostat 18 through a fixed column 19, the adjusting sheet 17 is fixedly connected with a sliding sheet of the slide rheostat 18 for adjusting the size of the resistance, a second motor 20 is arranged on the right side of the slide rheostat 18, the second motor 20 is coaxially connected with a second fan 21, and the slide rheostat 18 is electrically connected with the second motor 20.

The utility model discloses a theory of operation is: firstly, a clamping piece 9 is clamped with a fixed seat 8, then an optical module 10 is fixed on a heat dissipation plate 6, then fixing devices are arranged on the left side and the right side of the optical module 10, a clamping plate 23 is tightly attached to the optical module 10, when the optical module 10 collides, a movable rod 24 and a second spring 25 are compressed, a pressing plate 26 moves downwards, sliding blocks 28 are close to each other, a third spring 29 is compressed, so that vibration is reduced, when the optical module 10 operates, a part of heat can be absorbed by a water-cooling copper pipe 11, a first motor 3 is started, hot air in a conical cover 5 is discharged to the outside by a first fan 4, cold air in the outside enters the shell 1 through a filter screen 2, the temperature of the shell 1 is reduced, when the temperature in the shell 1 rises, mercury 12 expands due to heating, a push plate 14 is pushed rightwards, a push rod 16 and an adjusting sheet 17 also move rightwards, the adjusting sheet 17 enables a slide sheet on a slide rheostat 18 to move rightwards, the resistance reduces, and the electric current of second motor 20 increases, and the wind-force grow of second fan 21 is favorable to the cooling, and when the temperature fell, mercury 12 contracts, and push rod 16 resets under the effect of first spring 15, and second fan 21 wind-force reduces, is favorable to the energy saving.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The heat dissipation structure for the optical module is characterized by comprising a shell (1), a fixing seat (8), a clamping piece (9), a piston (13) and a fixing device, wherein the fixing device comprises a fixing block (22), a clamping plate (23), a movable rod (24), a second spring (25), a sliding block (28), a third spring (29), a pressing plate (26) and a connecting rod (27), the fixing block (22) is fixedly connected with the inner wall of the left side of the shell (1), the left end and the right end of the pressing plate (26) are slidably connected with the two ends of the fixing block (22), the connecting rod (27) is symmetrically hinged to the left side and the right side of the pressing plate (26), the tail end of the connecting rod (27) is fixedly connected with the sliding block (28), the third spring (29) is arranged between the sliding blocks (28), the top of the pressing plate (26) is fixedly connected with the movable rod (24), and the movable rod (24) penetrates through the right, and with splint (23) fixed connection, the cover has second spring (25) on movable rod (24) between splint (23) and fixed block (22), both ends and clamp plate (26) and fixed block (22) fixed connection about second spring (25), splint (23) hug closely together with optical module (10).

2. The heat dissipation structure for the optical module according to claim 1, wherein the left side and the right side of the inner wall of the housing (1) are fixedly connected with a fixing seat (8), a clamping piece (9) is arranged in the fixing seat (8), the clamping pieces (9) are fixedly connected with a heat dissipation plate (6), a through hole (7) is formed in the heat dissipation plate (6), the top of the heat dissipation plate (6) is fixedly connected with the optical module (10), and the top of the optical module (10) is fixedly connected with a water-cooling copper pipe (11).

3. The heat dissipation structure for the optical module according to claim 2, wherein a conical cover (5) is arranged at the bottom of the inner wall of the housing (1), the top of the conical cover (5) is fixedly connected with the bottom of the heat dissipation plate (6), a first motor (3) is arranged in the conical cover (5), an output shaft of the first motor (3) is coaxially connected with a first fan (4), exhaust holes (30) are arranged at the bottom of the housing (1), and a filter screen (2) is arranged between the exhaust holes (30).

4. The heat dissipation structure for the optical module according to claim 3, wherein the top of the left side of the inner wall of the housing (1) is fixedly connected with a piston (13), a push plate (14) is arranged in the piston (13), the push plate (14) is slidably connected with the piston (13), mercury (12) is filled in a left cavity of the push plate (14), the right side of the push plate (14) is fixedly connected with a push rod (16), the push rod (16) penetrates through the right side surface of the piston (13) and is fixedly connected with an adjusting piece (17), a first spring (15) is arranged on the push rod (16) between the push plate (14) and the piston (13), and the left and right ends of the spring are fixedly connected with the right ends of the push plate (14) and the piston (13).

5. The heat dissipation structure for a light module according to claim 4, wherein the top inner wall of the housing (1) is fixedly connected with a slide rheostat (18) through a fixing column (19), the adjusting tab (17) is fixedly connected with a slide sheet of the slide rheostat (18), a second motor (20) is arranged on the right side of the slide rheostat (18), the second motor (20) is coaxially connected with a second fan (21), and the slide rheostat (18) is electrically connected with the second motor (20).