CN210352009U

CN210352009U - Heat dissipation device for LCD display module

Info

Publication number: CN210352009U
Application number: CN201921434514.2U
Authority: CN
Inventors: 吴新琨
Original assignee: Jiangxi Gt Display Co ltd
Current assignee: Jiangxi Gt Display Co ltd
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-04-17
Anticipated expiration: 2029-08-31

Abstract

The utility model relates to the technical field of LCD, and discloses a heat dissipation device for an LCD display module, which comprises a connecting frame, a heat dissipation cylinder, a self-locking switch and a motor, the alcohol in the liquid tank is heated to expand and push the partition board to move by conducting the temperature inside and outside the connecting frame correspondingly through the two heat conducting rods, when the temperature in the connecting frame is higher than the external temperature, the partition board will move to the right side to make the heat dissipation holes and the connecting frame mutually communicated, through the exchange of the internal and external temperature, the heat dissipation is carried out on the LCD display module, when the temperature in the connecting frame is lower than the external temperature, the partition plate can move to the left side, the influence on the service life of the LCD display module caused by the invasion of the external high temperature to the LCD display module is avoided, the heat dissipation holes are sealed by the partition plate, when LCD display module assembly temperature and ambient temperature unanimous, avoid in the air current in the movable cylinder enters into LCD display module assembly, provide a stable operational environment when not needing the heat dissipation for LCD display module assembly.

Description

Heat dissipation device for LCD display module

Technical Field

The utility model relates to a LCD technical field specifically is a heat abstractor for LCD display module assembly.

Background

The LCD is a liquid crystal display screen with wide application range, and has wide application in various industries such as manufacturing industry, advertising industry and the like.

The LCD display screen that the mill used uses for display device's information generally, and current LCD display module assembly's heat abstractor is mostly the mode of adopting the inside temperature of LCD display device and external temperature exchange, and the temperature that nevertheless produces when equipment overload operates can be higher than the inside temperature of LCD display device, leads to high temperature invasion and attack LCD display module assembly, influences the life-span of LCD display module assembly. Therefore, a heat dissipation device for an LCD module is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a heat abstractor for LCD display module assembly possesses advantages such as avoiding external high temperature invasion and attack LCD display module assembly, and the temperature that produces when having solved equipment overload function can be higher than the inside temperature of LCD display device, leads to influencing the problem that LCD display module assembly life-span.

(II) technical scheme

For the purpose of realizing above-mentioned external high temperature invasion and attack LCD display module assembly of avoiding, the utility model provides a following technical scheme: the utility model provides a heat abstractor for LCD display module assembly, including the carriage, a heat dissipation section of thick bamboo, self-locking switch and motor, the shape of carriage is the equal fretwork of cuboid and top surface and bottom surface, the cylinder hole has all been seted up in the four corners of carriage top surface, self-locking switch fixed mounting is at the right side top surface of carriage, the right side wall of carriage is equipped with connects the arch, connect bellied right side wall and seted up the half slot, the inner wall fixed connection of motor and half slot, the fixed orifices has been seted up at the position that is located motor rear to the right side wall of carriage, a heat dissipation section of thick bamboo fixed connection is in the fixed orifices, the top surface fixedly connected with protective.

Two liquid tanks are arranged in the back side wall surface of the heat dissipation cylinder, the two liquid tanks are cylindrical and correspond to each other left and right, movable columns A are sleeved in the two liquid tanks, the diameter of each movable column A is consistent with that of the inner wall of the liquid tank, cylindrical protrusions are arranged on the corresponding surfaces of the two movable columns A, one ends, far away from the movable columns A, of the cylindrical protrusions are fixedly connected with strong magnetic columns, the diameter of each strong magnetic column is consistent with that of the inner wall of the liquid tank, the strong magnetic columns are made of strong magnets, the space, on the right side of the movable columns A, of the liquid tanks is filled with alcohol, threaded holes are formed in the left side wall surface and the right side wall surface of the heat dissipation cylinder, the two threaded holes are respectively communicated with the two liquid tanks, heat conducting rods are connected in threaded connection in the two holes, sliding grooves are formed in the front inner, the sizes of the two rectangular bulges are matched with the sliding grooves and are respectively positioned in the two sliding grooves, the diameter of the clapboard is consistent with the diameter of the inner wall of the heat radiating cylinder, the material of the clapboard is a permanent magnet, the magnetism on the right side of the clapboard is the same as that of the right side strong magnetic column, the magnetism on the left side of the clapboard is the same as that of the left side strong magnetic column, the wall surface of the front side of the heat radiating cylinder, which is positioned outside the connecting frame, is provided with a movable cylinder, the movable cylinder is a hollow cylinder, the front side of the heat radiating cylinder is provided with heat radiating holes, the heat radiating holes correspond to the inside of the movable cylinder and correspond to the clapboard, the position of the outer wall of the heat radiating cylinder, which is positioned inside the movable cylinder, is fixedly connected with a spring, one end of the spring, which is far away from the heat radiating cylinder, is fixedly connected with a movable column B, the one end semicircular in shape that movable post B was kept away from to the connecting rod, the transmission shaft fixedly connected with cam of motor, the position and the connecting rod of cam correspond each other, and the ring groove has been seted up to movable post A and movable post B's outer wall, and fixedly connected with rubber pad in the ring groove.

Preferably, the protective glass is heat insulation glass.

Preferably, the heat conducting rod is made of copper.

Preferably, the motor is electrically connected with the self-locking switch.

Preferably, the sliding groove is shaped like a rectangular body.

(III) advantageous effects

Compared with the prior art, the utility model provides a heat abstractor for LCD display module assembly possesses following beneficial effect:

1. this a heat abstractor for LCD display module assembly, correspond the inside and outside temperature of connection frame through two conducting rods and conduct, make the interior alcohol of cistern receive thermal expansion and promote the baffle and remove, when the temperature in the connection frame is higher than the outside temperature, the baffle can make mutual intercommunication in louvre and the connection frame to the right side removal, through inside and outside temperature exchange, dispel the heat to LCD display module assembly, when the temperature in the connection frame is less than the outside temperature, the baffle can remove to the left side, avoid external high temperature invasion and attack LCD display module assembly to lead to influencing LCD display module assembly's use and life-span.

2. This a heat abstractor for LCD display module assembly seals the louvre through the baffle, when LCD display module assembly temperature is unanimous with ambient temperature, avoids in the air current in the activity section of thick bamboo enters into LCD display module assembly, provides a stable operational environment when not needing the heat dissipation for LCD display module assembly.

Drawings

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

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is a schematic cross-sectional view of the heat dissipating tube of the present invention;

fig. 4 is a schematic structural diagram of the separator of the present invention.

In the figure: the device comprises a connecting frame 1, a heat dissipation cylinder 2, a self-locking switch 3, a motor 4, a cylindrical hole 5, a connecting bulge 6, a fixing hole 7, protective glass 8, a liquid tank 9, a movable column A10, a strong magnetic column 11, a threaded hole 12, a heat conducting rod 13, a sliding groove 14, a partition plate 15, heat dissipation holes 16, a movable cylinder 17, a spring 18, a ventilation hole 19, a movable column B20, a connecting rod 21, a cam 22 and alcohol 23.

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.

Referring to fig. 1-4, the present invention provides a heat dissipation device for an LCD display module, comprising a connection frame 1, a heat dissipation cylinder 2, a self-locking switch 3 and a motor 4, wherein the connection frame 1 is rectangular and has a hollow top surface and a hollow bottom surface, four corners of the top surface of the connection frame 1 are provided with cylindrical holes 5, the cylindrical holes 5 of the connection frame 1 correspond to the connection holes of the circuit board of the LCD display module, the connection frame 1 can pass through the cylindrical holes 5 via fixing bolts and then is fixedly connected to the circuit board of the display module, a display screen in the display module is located in the connection frame 1, the self-locking switch 3 is fixedly mounted on the top surface of the right side of the connection frame 1, the right side wall surface of the connection frame 1 is provided with a connection protrusion 6, the right side wall surface of the connection protrusion 6 is provided with a semi-circular groove, the motor 4 is fixedly connected to the inner wall of the semi, the motor switch passes through self-locking switch 3 control, and fixed orifices 7 have been seted up in the position that is located motor 4 rear to the right side wall of connecting frame 1, and 2 fixed connection of heat dissipation section of thick bamboo are in fixed orifices 7, and the top surface fixedly connected with cover glass 8 of connecting frame 1, cover glass 8 adopt insulating glass.

Two liquid tanks 9 are arranged inside the wall surface of the back side of the heat radiating cylinder 2, the two liquid tanks 9 are cylindrical and correspond to each other left and right, movable columns A10 are sleeved inside the two liquid tanks 9, the diameter of each movable column A10 is consistent with that of the inner wall of the liquid tank 9, cylindrical protrusions are arranged on one corresponding surfaces of the two movable columns A10, one ends, far away from the movable columns A10, of the cylindrical protrusions are fixedly connected with strong magnetic columns 11, the diameter of each strong magnetic column 11 is consistent with that of the inner wall of the liquid tank 9, the strong magnetic columns 11 are made of strong magnets, alcohol 23 is filled in the space on the right side of the movable columns A10 of the liquid tanks 9, the alcohol 23 has good thermal expansibility, threaded holes 12 are formed in the side wall surfaces of the left side and the right side of the heat radiating cylinder 2, the two threaded holes 12 are respectively communicated with the two liquid tanks 9, heat conducting rods 13 are connected in threaded connection in, the front inner wall and the rear inner wall of the heat dissipation cylinder 2 are both provided with a sliding groove 14 between the two liquid grooves 9, the sliding groove 14 is in a rectangular body shape, a partition plate 15 is movably connected in the heat dissipation cylinder 2, the partition plate 15 is in a cylindrical shape, two ends of the partition plate are provided with rectangular bulges, the two rectangular bulges are matched with the sliding grooves 14 in size and are respectively positioned in the two sliding grooves 14, the diameter of the partition plate 15 is consistent with that of the inner wall of the heat dissipation cylinder 2, the partition plate 15 can slide left and right in the heat dissipation cylinder 2, the partition plate 15 is made of a permanent magnet, the magnetism of the right side of the partition plate 15 is the same as that of the right side strong magnetic column 11, the magnetism of the left side of the partition plate 15 is the same as that of the left side strong magnetic column 11, the wall surface of the front side of the heat dissipation cylinder 2, which is positioned outside the connecting frame 1, is provided with, a spring 18 is fixedly connected to the position of the outer wall of the heat radiating cylinder 2 in the movable cylinder 17, one end of the spring 18 far away from the heat radiating cylinder 2 is fixedly connected with a movable column B20, a movable column B20 is positioned in the movable cylinder 17, the left wall surface and the right wall surface of the movable cylinder 17 are both provided with ventilation holes 19, the ventilation holes 19 are positioned behind a movable column B20, one end of the movable column B20 far away from the spring 18 is fixedly connected with a connecting rod 21, one end of the connecting rod 21 far away from the movable column B20 is semicircular, a transmission shaft of the motor 4 is fixedly connected with a cam 22, the positions of the cam 22 and the connecting rod 21 correspond to each other, the outer walls of the movable column A10 and the movable column B20 are provided with circular grooves, rubber pads are fixedly connected in the circular grooves and can be tightly attached to the inner walls of the liquid tank 9 and the movable cylinder 17, so that the sealing performance of the movable column A10 and the movable column B20 is improved, the connecting rod 21 is stressed to contract, air in the movable cylinder 17 is stressed and compressed to form air flow, the air flow is conducted into the heat dissipation cylinder 2, the two heat conducting rods 13 respectively conduct the temperature inside the connecting frame 1 and the temperature outside the connecting frame 1, the alcohol 23 in the liquid tank 9 is heated and expanded to push the movable column A10, the position of the strong magnetic column 11 in the liquid tank 9 is changed, when the temperature inside the connecting frame 1 is greatly different from the temperature outside the connecting frame 1, the moving range of the strong magnetic column 11 is inconsistent, the partition plate 15 is pushed to displace and separate from the heat dissipation hole 16 through the same polarity repulsion of the strong magnetic column 11 and the partition plate 15, when the partition plate 15 moves towards the right side, the air flow conducted by the movable cylinder 17 enters the connecting frame 1, the temperature inside and outside the connecting frame 1 is mutually exchanged to dissipate heat of the LCD display module by the air flow, when the partition plate 15 moves towards the left side, the air flow conducted by the movable cylinder 17 enters the connecting frame 1, the high temperature near the heat dissipation cylinder 2 is driven away from the, when the temperature inside and outside the connecting frame 1 is consistent, the heat dissipation hole 16 is blocked by the partition plate 15.

When the air-cooling heat dissipation device is used, a user enables the motor 4 to rotate by starting the self-locking switch 3, the cam 22 on the motor 4 extrudes the connecting rod 21, air in the movable cylinder 17 forms air flow, when the temperature in the connecting frame 1 is higher than the external temperature, the air flow in the movable cylinder 17 enters the connecting frame 1, and when the temperature in the connecting frame 1 is lower than the external temperature, the air flow in the movable cylinder 17 flows out of the heat dissipation cylinder 2 and does not enter the connecting frame 1.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a heat abstractor for LCD display module assembly, includes that linking frame (1), heat-dissipating cylinder (2), self-locking switch (3) and motor (4), its characterized in that: the heat dissipation device is characterized in that the connecting frame (1) is rectangular, the top surface and the bottom surface of the connecting frame are hollow, the self-locking switch (3) is fixedly mounted on the top surface of the right side of the connecting frame (1), a connecting bulge (6) is arranged on the wall surface of the right side of the connecting frame (1), a semicircular groove is formed in the wall surface of the right side of the connecting bulge (6), the motor (4) is fixedly connected with the inner wall of the semicircular groove, the motor (4) is electrically connected with the self-locking switch (3), a fixing hole (7) is formed in the position, behind the motor (4), of the wall surface of the right side of the connecting frame (1), and the heat dissipation cylinder (2) is fixedly;

two liquid tanks (9) are arranged inside the back side wall surface of the heat dissipation cylinder (2), the two liquid tanks (9) are cylindrical and correspond to each other left and right, movable columns A (10) are sleeved inside the two liquid tanks (9), the diameter of each movable column A (10) is consistent with that of the inner wall of each liquid tank (9), cylindrical protrusions are arranged on one corresponding surfaces of the two movable columns A (10), one ends, far away from the movable columns A (10), of the cylindrical protrusions are fixedly connected with strong magnetic columns (11), the diameter of each strong magnetic column (11) is consistent with that of the inner wall of each liquid tank (9), alcohol (23) is filled in the space on the right side of each movable column A (10) of each liquid tank (9), threaded holes (12) are formed in the left side wall surface and the right side wall surface of the heat dissipation cylinder (2), the two threaded holes (12) are respectively communicated with the two liquid tanks (9), heat conduction rods (13) are in threaded connections in the two holes, sliding grooves (14) are, a partition plate (15) is movably connected in the heat dissipation cylinder (2), the partition plate (15) is a cylinder, the two ends of the partition plate are provided with rectangular bulges, the sizes of the two rectangular bulges are matched with the sliding grooves (14) and are respectively positioned in the two sliding grooves (14), the diameter of the partition plate (15) is consistent with that of the inner wall of the heat dissipation cylinder (2), the partition plate (15) is made of a permanent magnet, the magnetism of the right side of the partition plate (15) is the same as that of the right side strong magnetic column (11), the magnetism of the left side of the partition plate (15) is the same as that of the left side strong magnetic column (11), the wall surface of the front side of the heat dissipation cylinder (2) positioned outside the connecting frame (1) is provided with a movable cylinder (17), the movable cylinder (17) is a hollowed-out cylinder, heat dissipation holes (16) are formed in the front side of the heat dissipation cylinder (2), the heat dissipation holes (16) correspond to the inside of the movable cylinder (17) and correspond to the, one end of the heat dissipation cylinder (2) is kept away from by the spring (18) and one movable column B (20) fixed connection, the movable column B (20) is located in the movable cylinder (17), the left wall surface and the right wall surface of the movable cylinder (17) are respectively provided with a ventilation hole (19), the movable column B (20) is kept away from by the one end fixedly connected with connecting rod (21) of the spring (18), the transmission shaft fixedly connected with cam (22) of the motor (4), and the position of the cam (22) corresponds to the connecting rod (21).

2. The heat dissipation device of claim 1, wherein: the four corners of the top surface of the connecting frame (1) are provided with cylindrical holes (5).

3. The heat dissipation device of claim 1, wherein: the top surface of the connecting frame (1) is fixedly connected with a protective glass (8).

4. The heat dissipation device of claim 1, wherein: one end of the connecting rod (21) far away from the movable column B (20) is semicircular.

5. The heat dissipation device of claim 1, wherein: the outer walls of the movable column A (10) and the movable column B (20) are provided with circular ring grooves, and rubber pads are fixedly connected in the circular ring grooves.