CN216670446U

CN216670446U - Liquid crystal module with overheat protection function

Info

Publication number: CN216670446U
Application number: CN202121367700.6U
Authority: CN
Inventors: 朱道田
Original assignee: Suzhou Hongweist Electronic Technology Co ltd
Current assignee: Suzhou Hongweist Electronic Technology Co ltd
Priority date: 2021-06-21
Filing date: 2021-06-21
Publication date: 2022-06-03
Anticipated expiration: 2031-06-21

Abstract

The utility model discloses a liquid crystal module with overheat protection function in the technical field of liquid crystal module installation, which comprises a shell, wherein frames are fixedly arranged at the top and the bottom of an inner cavity of the shell, a liquid crystal module body is bolted at the inner side of the frame, a heat exchange plate is fixedly arranged at the left side of the liquid crystal module body, and a temperature sensor is fixedly arranged at the left side of the heat exchange plate. Therefore, the cooling effect is far greater than that of the traditional air-cooled heat dissipation.

Description

Liquid crystal module with overheat protection function

Technical Field

The utility model relates to the technical field of liquid crystal module installation, in particular to a liquid crystal module with an overheat protection function.

Background

The liquid crystal module is simply an LCD screen, an LED backlight plate, a PCB and an iron frame, and display components of a power terminal, an instrument and the like are the liquid crystal module which is equivalent to a kinescope in a CRT.

At present, the liquid crystal module is mainly installed on the installation plate of the equipment by adopting connecting parts such as screws, the whole installation structure lacks high heat dissipation of the liquid crystal module, the whole heat dissipation process only depends on the heat dissipation fan inside the equipment to dissipate heat, and the installation position of the heat dissipation fan is generally far away from the liquid crystal module, so that the overheating and aging phenomena can be generated when the liquid crystal module is used for a long time, and the service life of the liquid crystal module is prolonged.

Based on this, the utility model designs a liquid crystal module with an overheat protection function to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a liquid crystal module with overheat protection function, so as to solve the problems mentioned in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: a liquid crystal module with an overheat protection function comprises a shell, wherein frames are fixedly installed at the top and the bottom of an inner cavity of the shell, a liquid crystal module body is bolted to the inner side of each frame, a heat exchange plate is fixedly installed on the left side of the liquid crystal module body, a temperature sensor is fixedly installed on the left side of the heat exchange plate, a box body is fixedly installed at the top of the shell, and a heat dissipation box is fixedly installed at the top of the box body;

the heat exchange tube is fixedly mounted at the top of the inner cavity of the heat dissipation box, the processor is fixedly mounted on the right side of the top of the inner cavity of the heat dissipation box, and the heat dissipation fan is fixedly mounted on the right side of the inner cavity of the heat dissipation box;

one end of the heat exchange tube is communicated with a return tube, the other end of the heat exchange tube is communicated with the box body, the bottom of the box body is communicated with a delivery pipe, and the other end of the delivery pipe is communicated with the heat exchange plate.

Preferably, the heat exchange plate is hollow, and the heat exchange tube is spirally arranged.

Preferably, the inner wall of the box body is fixedly provided with radiating fins, and two ends of each radiating fin penetrate through the outer part of the box body.

Preferably, the air exit has been seted up in the left side of heat dissipation case, the air intake has been seted up on the right side of heat dissipation case, the equal fixed mounting of inner wall of air intake and air exit has the fender net.

Preferably, the surface of the heat exchange tube is communicated with a liquid feeding tube, the top of the liquid feeding tube penetrates through the outside of the heat dissipation box, and the top of the liquid feeding tube is in threaded connection with a tube cover.

Preferably, the surface of the conveying pipe is communicated with a discharge pipe, the bottom of the discharge pipe is in threaded connection with a sealing plug, a sealing ring is sleeved on the surface of the sealing plug, and the top of the sealing ring is attached to the bottom of the discharge pipe.

Preferably, the input end of the processor is in one-way electric connection with the output end of the temperature sensor, and the output end of the processor is in one-way electric connection with the input end of the heat dissipation fan.

Compared with the prior art, the utility model has the beneficial effects that: the heat generated by the liquid crystal module body in the using process can be extracted through the heat exchange plate, and the low-temperature of the heat exchange plate is transferred to the liquid crystal module body, so that the cooling effect is achieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a perspective view of the cartridge of the present invention;

FIG. 3 is a schematic perspective view of a heat exchange plate according to the present invention;

FIG. 4 is a top sectional view of the cassette of the present invention;

FIG. 5 is a schematic perspective view taken at A of FIG. 1 in accordance with the present invention;

fig. 6 is a schematic diagram of the system of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a housing; 2. a frame; 3. a liquid crystal module body; 4. a heat exchange plate; 5. a temperature sensor; 6. a box body; 7. a heat dissipation box; 8. a heat exchange pipe; 9. a processor; 10. a heat dissipation fan; 11. a return pipe; 12. a delivery pipe; 13. a heat dissipating fin; 14. an air outlet; 15. an air inlet; 16. a liquid feeding pipe; 17. a discharge pipe; 18. a seal ring; 19. and (4) sealing the plug.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

Example one

Referring to the drawings, the present invention provides a technical solution: a liquid crystal module with an overheat protection function comprises a shell 1, wherein a frame 2 is fixedly installed at the top and the bottom of an inner cavity of the shell 1, a liquid crystal module body 3 is bolted to the inner side of the frame 2, a heat exchange plate 4 is fixedly installed on the left side of the liquid crystal module body 3, a temperature sensor 5 is fixedly installed on the left side of the heat exchange plate 4, a box body 6 is fixedly installed at the top of the shell 1, and a heat dissipation box 7 is fixedly installed at the top of the box body 6;

a heat exchange tube 8 is fixedly arranged at the top of the inner cavity of the heat dissipation box 7, a processor 9 is fixedly arranged on the right side of the top of the inner cavity of the heat dissipation box 7, and a heat dissipation fan 10 is fixedly arranged on the right side of the inner cavity of the heat dissipation box 7;

one end of the heat exchange tube 8 is communicated with a return pipe 11, the other end of the heat exchange tube 8 is communicated with the box body 6, the bottom of the box body 6 is communicated with a delivery pipe 12, and the other end of the delivery pipe 12 is communicated with the heat exchange plate 4.

Specifically, the heat exchange plate 4 is hollow, and the heat exchange tube 8 is spiral.

Specifically, the surface of the heat exchange tube 8 is communicated with a liquid adding tube 16, the top of the liquid adding tube 16 penetrates through the outside of the heat dissipation box 7, and the top of the liquid adding tube 16 is in threaded connection with a tube cover.

Specifically, the surface of the conveying pipe 12 is communicated with a discharge pipe 17, the bottom of the discharge pipe 17 is in threaded connection with a sealing plug 19, a sealing ring 18 is sleeved on the surface of the sealing plug 19, and the top of the sealing ring 18 is attached to the bottom of the discharge pipe 17.

Specifically, the input end of the processor 9 is unidirectionally electrically connected with the output end of the temperature sensor 5, and the output end of the processor 9 is unidirectionally electrically connected with the input end of the heat dissipation fan 10.

The working principle of the embodiment is as follows: when the liquid crystal module body 3 works, a certain amount of heat is generated, the heat is conducted in the cooling liquid inside the heat exchange plate 4 through the heat exchange plate 4, when the temperature of the cooling liquid gradually rises, a slow flow is formed, the density of the heated cooling liquid is slightly lower than that of the cooling liquid in a low-temperature state through the principle of thermal expansion and cold contraction, so that the cooling liquid with low density flows into the heat exchange tube 8 along the return tube 11 after being heated, and along with the continuous progress of temperature conduction, the temperature of the cooling liquid in the heat exchange tube 8 is always higher than that of the cooling liquid in the heat exchange plate 4, the cooling liquid forms a circulating flow in the heat exchange tube 8 and the heat exchange plate 4 due to the slow flow effect of the cooling liquid, when the cooling liquid rises to a range value set by the temperature sensor 5, the temperature sensor 5 is triggered, and a signal is sent to the processor 9, the processor 9 controls the heat dissipation fan 10 to start, the heat dissipation fan 10 extracts external air, the air is discharged to the heat exchange tube 8, the heat exchange tube 8 is cooled, the cooled coolant can flow into the heat exchange plate 4 again through the delivery pipe 12, and the high-temperature coolant in the heat exchange plate 4 can flow back into the heat exchange tube 8 again, so that the liquid crystal module body 3 is continuously and uninterruptedly cooled;

in the device, the cooling liquid is added through the liquid adding pipe 16 and is discharged from the interior of the device through the discharge pipe 17, so that the cooling effect is prevented from being influenced by the expired cooling liquid, and the advantage of convenience in replacement is achieved.

Example two

The structure of this embodiment is the same basically as embodiment one, and the difference lies in, the inner wall fixed mounting of box body 6 has radiating fin 13, and radiating fin 13's both ends all run through to the outside of box body 6, through radiating fin 13's effect, when the coolant liquid enters into box body 6 inside, can carry out further cooling heat dissipation through radiating fin 13 to supplementary heat exchange tube 8 is cooled down the processing to the coolant liquid, thereby promotes the cooling efficiency of coolant liquid.

EXAMPLE III

The structure of this embodiment is the same basically as embodiment one, the difference lies in, air exit 14 has been seted up in the left side of heat dissipation case 7, air intake 15 has been seted up on the right side of heat dissipation case 7, the equal fixed mounting of the inner wall of air intake 15 and air exit 14 has the fender net, through the setting of air exit 14 and air intake 15, when can making heat dissipation fan 10 start, the inside air current that forms of heat dissipation case 7, thereby carry the heat of heat exchange tube 8 to the outside of heat dissipation case 7 through the air current, and keep off the setting of net, can reach dustproof effect of preventing the foreign matter.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not exhaustive and do not limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A liquid crystal module with overheat protection function, comprising a housing (1), characterized in that: the liquid crystal display module is characterized in that frames (2) are fixedly mounted at the top and the bottom of an inner cavity of the shell (1), a liquid crystal module body (3) is bolted to the inner side of each frame (2), a heat exchange plate (4) is fixedly mounted on the left side of each liquid crystal module body (3), a temperature sensor (5) is fixedly mounted on the left side of each heat exchange plate (4), a box body (6) is fixedly mounted at the top of the shell (1), and a heat dissipation box (7) is fixedly mounted at the top of each box body (6);

a heat exchange tube (8) is fixedly mounted at the top of the inner cavity of the heat dissipation box (7), a processor (9) is fixedly mounted on the right side of the top of the inner cavity of the heat dissipation box (7), and a heat dissipation fan (10) is fixedly mounted on the right side of the inner cavity of the heat dissipation box (7);

one end of the heat exchange tube (8) is communicated with a return tube (11), the other end of the heat exchange tube (8) is communicated with the box body (6), the bottom of the box body (6) is communicated with a delivery tube (12), and the other end of the delivery tube (12) is communicated with the heat exchange plate (4).

2. The liquid crystal module with overheat protection function according to claim 1, wherein: the heat exchange plate (4) is hollow, and the heat exchange tubes (8) are spirally arranged.

3. The liquid crystal module with overheat protection function according to claim 1, wherein: the inner wall fixed mounting of box body (6) has radiating fin (13), the both ends of radiating fin (13) all run through to the outside of box body (6).

4. The liquid crystal module with overheat protection function according to claim 1, wherein: air exit (14) have been seted up in the left side of heat dissipation case (7), air intake (15) have been seted up on the right side of heat dissipation case (7), the equal fixed mounting of inner wall of air intake (15) and air exit (14) has the fender net.

5. The liquid crystal module with overheat protection function according to claim 1, wherein: the surface of the heat exchange tube (8) is communicated with a liquid adding tube (16), the top of the liquid adding tube (16) penetrates through the outside of the heat dissipation box (7), and the top of the liquid adding tube (16) is in threaded connection with a tube cover.

6. The liquid crystal module with overheat protection function according to claim 1, wherein: the surface of conveyer pipe (12) communicates there is discharge pipe (17), the bottom threaded connection of discharge pipe (17) has sealing plug (19), the surface cover of sealing plug (19) is equipped with sealing washer (18), the top of sealing washer (18) and the bottom laminating of discharge pipe (17).

7. The liquid crystal module with overheat protection function according to claim 1, wherein: the input end of the processor (9) is in one-way electric connection with the output end of the temperature sensor (5), and the output end of the processor (9) is in one-way electric connection with the input end of the heat dissipation fan (10).