CN117440666A - Liquid crystal display with heat radiation structure - Google Patents
Liquid crystal display with heat radiation structure Download PDFInfo
- Publication number
- CN117440666A CN117440666A CN202311736121.8A CN202311736121A CN117440666A CN 117440666 A CN117440666 A CN 117440666A CN 202311736121 A CN202311736121 A CN 202311736121A CN 117440666 A CN117440666 A CN 117440666A
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- Prior art keywords
- air
- liquid crystal
- piece
- heat dissipation
- crystal display
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 61
- 230000005855 radiation Effects 0.000 title claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 65
- 230000017525 heat dissipation Effects 0.000 claims abstract description 44
- 239000004065 semiconductor Substances 0.000 claims abstract description 24
- 238000001035 drying Methods 0.000 claims abstract description 16
- 239000007921 spray Substances 0.000 claims abstract description 15
- 239000002274 desiccant Substances 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims 3
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 37
- 238000005057 refrigeration Methods 0.000 description 12
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000112 cooling gas Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004519 grease Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
- MPCRDALPQLDDFX-UHFFFAOYSA-L Magnesium perchlorate Chemical compound [Mg+2].[O-]Cl(=O)(=O)=O.[O-]Cl(=O)(=O)=O MPCRDALPQLDDFX-UHFFFAOYSA-L 0.000 description 1
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20954—Modifications to facilitate cooling, ventilating, or heating for display panels
- H05K7/20972—Forced ventilation, e.g. on heat dissipaters coupled to components
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals
Abstract
The invention discloses a liquid crystal display with a heat dissipation structure, which comprises a cooling piece, wherein the cooling piece is of a wave structure and is internally provided with a containing space, the bottom surface of the containing space is provided with a plurality of inner spray holes, the top surface of the containing space is provided with a plurality of outer spray holes, and the direction of gas sprayed out from the outer spray holes is inclined to the cooling piece; the cooling piece is provided with a plurality of telescopic locking pieces, and the cooling piece is detachably arranged on the screen frame through the telescopic locking pieces; the refrigerating bin is provided with an air inlet end and an air outlet end; the semiconductor refrigerating sheet is arranged on the side surface of the refrigerating bin; the heat radiation module is arranged on the semiconductor refrigerating sheet; the drying piece is filled with a drying agent and is arranged at the air outlet end; the air extracting pump is connected with the drying piece; a temperature sensor; the controller is electrically connected with the temperature sensor, the semiconductor refrigerating sheet and the air extracting pump. The invention has the characteristics of monitoring the temperature in the liquid crystal screen, rapidly reducing the temperature and the like.
Description
Technical Field
The invention relates to a liquid crystal display device, in particular to a liquid crystal display screen with a heat dissipation structure.
Background
The liquid crystal screen is characterized in that a liquid crystal material is used as a basic component, the liquid crystal material is filled between two parallel plates, the arrangement state of molecules in the liquid crystal material is changed through voltage, so that the purposes of shading light and transmitting light are achieved to display images with different depths, and a color image can be displayed only by adding a three-element color filter layer between the two parallel plates.
After the liquid crystal display operates for a period of time, the temperature can be increased, and a more common cooling mode is that a fan is combined with a cooling fin, and the fan takes away heat emitted by the cooling fin. However, in hot weather such as summer, the temperature is relatively high, and at this time, the heat dissipation mode of the fan and the heat dissipation plate is difficult to achieve the purpose of heat dissipation and temperature reduction. Therefore, in view of the drawbacks of the prior art, a liquid crystal display with a heat dissipation structure is needed.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art and provides a liquid crystal display method with a heat dissipation structure.
In order to achieve the above object of the present invention, the following technical scheme is adopted:
the liquid crystal display with the heat dissipation structure comprises a cooling piece, wherein the cooling piece is of a wave structure and is internally provided with a containing space, the bottom surface of the containing space is provided with a plurality of inner spray holes, the top surface of the containing space is provided with a plurality of outer spray holes, and the direction of gas sprayed out from the outer spray holes is inclined to the cooling piece; the cooling piece is detachably arranged on the screen frame through the telescopic locking pieces; the refrigerating bin is provided with an air inlet end and an air outlet end; the semiconductor refrigerating piece is arranged on the side face of the refrigerating bin; the heat dissipation module is arranged on the semiconductor refrigerating sheet; the drying piece is filled with a drying agent and is arranged at the air outlet end; the air extracting pump is connected with the drying piece; a temperature sensor; and the controller is electrically connected with the temperature sensor, the semiconductor refrigerating sheet and the air extracting pump.
Further, the telescopic locking piece comprises a top plate; a storage barrel; one end of the ejector rod is rotationally connected with the top plate, and the other end of the ejector rod is in threaded connection with the storage barrel; and the rotating piece is fixedly arranged on the ejector rod.
Further, the liquid crystal display with the heat dissipation structure further comprises an air deflector; each outer jet hole is provided with an air deflector which is obliquely arranged on the cooling piece.
Further, the air deflector is in an arc-shaped plate structure.
Further, the refrigerating bin is of a flat structure, the air inlet end and the air outlet end of the refrigerating bin are both outwards protruded, the caliber is gradually reduced, and the air inlet end, the air outlet end and the refrigerating bin body are in arc transition connection.
Further, the liquid crystal display with the heat dissipation structure further comprises a display screen; the display screen is arranged on the screen frame, is electrically connected with the controller and is used for displaying the temperature monitored by the temperature sensor.
Further, the liquid crystal display with the heat dissipation structure further comprises a gas pipe and a one-way valve; the cooling piece is connected with the air pump through an air pipe, and the one-way valve is arranged on the air pipe.
Further, the liquid crystal display with the heat dissipation structure further comprises a branch pipe and a control valve; one end of the branch pipe is connected with an outlet of the air suction pump, the other end of the branch pipe extends to the heat radiation module, cold air is sprayed to the heat radiation module, and a control valve is arranged on the branch pipe.
Further, the liquid crystal display with the heat dissipation structure further comprises a spray expanding piece; and one end of the branch pipe, which is close to the heat dissipation module, is provided with the expansion spraying piece, and the expansion spraying piece is used for expanding and spraying cold air to the heat dissipation module.
Further, the liquid crystal display with the heat dissipation structure further comprises an air exhaust fan, wherein the air exhaust fan is arranged on the screen frame and is used for exhausting air in the screen frame.
Compared with the prior art, the invention has obvious progress:
1. the invention can realize rapid cooling and protect the liquid crystal screen from high temperature. The semiconductor refrigerating sheet is connected with the refrigerating bin and provides a cold source for the refrigerating bin, so that a low-temperature environment is realized in the refrigerating bin; when the air pump works, the refrigeration bin forms negative pressure, external air is sucked into the air pump, the air exchanges heat in the air pump to form low-temperature air, the low-temperature air is sprayed into the drying piece by the refrigeration bin, and moisture contained in the low-temperature air is filtered by the drying piece, so that the influence of the moisture on the liquid crystal screen during cooling is avoided; the air pump sprays low-temperature gas into the cooling piece, the bottom and the top of the cooling piece are provided with injection holes, the injection holes on the bottom and the top of the cooling piece spray out low-temperature gas outwards, and the direction of the gas sprayed out on the top is inclined with cooling, so that the rapid flow of the gas in the liquid crystal screen can be promoted, and the aim of rapid cooling is fulfilled; the problem that the cooling effect of the existing liquid crystal display is poor in hot weather such as summer is solved.
2. The cooling piece is wave-shaped, so that the heat exchange area in the liquid crystal screen can be increased, and an auxiliary effect is provided for rapid cooling.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of a liquid crystal display with a heat dissipation structure according to the present invention;
FIG. 2 is a schematic diagram of a heat dissipating structure according to the present invention;
the serial numbers in the figure and the corresponding part names:
the cooling device comprises a cooling part, a 101-inner jet hole, a 102-outer jet hole, a 2-air deflector, a 3-telescopic locking part, a 31-top plate, a 32-adjusting rotating part, a 33-storage cylinder, a 34-top rod, a 4-temperature sensor, a 5-air suction pipe, a 6-refrigerating bin, a 7-semiconductor refrigerating sheet, an 8-radiating module, a 9-expansion jet part, a 10-control valve, an 11-air suction pipe, a 12-air suction pump, a 13-air delivery pipe, a 14-one-way valve, a 15-controller, a 16-screen frame, a 17-air suction fan, a 18-display screen, a 19-liquid crystal screen and a 20-drying part.
Detailed Description
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings and examples, and it is apparent that the described examples are only a part of examples of the present application, and all other examples obtained by those skilled in the art without making any inventive effort are intended to be within the scope of protection of the present application.
Example 1:
as shown in fig. 1-2, in the embodiment of the present invention, a liquid crystal display with a heat dissipation structure is provided, where the heat dissipation structure includes a cooling element 1, a telescopic locking element 3, a cooling bin 6, a semiconductor cooling plate 7, a heat dissipation module 8, a drying element 20, an air pump 12, a temperature sensor 4 and a controller 15. The cooling piece 1 is of a wave structure, a containing space is arranged in the cooling piece, a plurality of inner injection holes 101 are formed in the bottom surface of the containing space, a plurality of outer injection holes 102 are formed in the top surface of the containing space, and the direction of gas sprayed out of the outer injection holes 102 is inclined to the cooling piece 1; the cooling piece 1 is provided with a plurality of telescopic locking pieces 3, and the cooling piece 1 is detachably arranged on the screen frame 16 through the plurality of telescopic locking pieces 3; the refrigerating bin 6 is provided with an air inlet end and an air outlet end; the semiconductor refrigerating sheet 7 is arranged on the side surface of the refrigerating bin 6; the heat radiation module 8 is arranged on the semiconductor refrigerating sheet 7; the drying piece is filled with a drying agent and is arranged at the air outlet end of the refrigerating bin 6, and the air pump 12 is connected with the drying piece 20; the controller 15 is electrically connected to the temperature sensor 4, the semiconductor refrigeration sheet 7, and the suction pump 12.
It can be understood that the cooling element 1 is of a wave structure, and the area of the cooling element can be increased, so that the area contacted with the gas is beneficial to improving the heat exchange efficiency.
The semiconductor refrigerating sheet 7 provides a cold source for the refrigerating bin, so that the refrigerating bin can form a low-temperature environment, and gas entering the refrigerating bin can be quickly cooled, and low-temperature gas is obtained.
The temperature sensor is used for monitoring the air temperature in the liquid crystal screen, and the lower limit value and the upper limit value of measurement can be set. The lower limit may be 20℃and the upper limit may be 35 ℃. When the temperature sensor detects that the air temperature is 35 ℃, the controller 15 controls the semiconductor refrigerating sheet 7 and the air pump 12 to work, the semiconductor refrigerating sheet provides a cold source for the refrigerating bin, the air pump enables negative pressure to be formed in the refrigerating bin, the refrigerating bin absorbs gas therein, and after the gas is absorbed into the refrigerating bin, the gas exchanges heat in the refrigerating bin to prepare low-temperature gas. When the temperature sensor detects that the air temperature is 20 ℃, the controller controls the semiconductor refrigerating sheet 7 and the air extracting pump 12 to stop working.
It is understood that when the temperature sensor detects that the temperature of the liquid crystal screen is higher than 35 ℃, the controller controls the semiconductor refrigerating sheet and the air pump to work; the temperature in the liquid crystal screen gradually drops, and when the temperature is 20 ℃, the controller controls the semiconductor refrigerating sheet 7 and the air pump 12 to stop working. Therefore, when the temperature in the liquid crystal screen is not higher than 35 ℃, the controller controls the semiconductor refrigeration piece 7 and the air pump 12 to be in a standby state. Avoiding electric energy consumption and saving electricity.
The inner bottom surface, the lateral surface of cooling piece have seted up the jet orifice, and the jet orifice includes a plurality of interior jet orifices 101, outer jet orifice 102, and a plurality of interior jet orifices 101, outer jet orifice 102 outwards spout gas simultaneously, promote the gas circulation, realize through flowing gas will accelerate the heat exchange, be convenient for reduce the temperature fast. On the cooling member of the wave structure, the number of the inner injection holes 101 on each section of the wave structure can be 4 to 20, such as 4, 6, 8, 10, 12, 14, 16, 18 or 20, etc., the number of the outer injection holes 102 can be 6 to 10, and the number of the outer injection holes can be 6, 7, 8, 9 or 10, etc. The aperture of the outer jet hole can be larger than that of the inner jet hole, and the outer jet hole is used for realizing pressure relief of the cooling piece, so that the jet force of the inner jet hole is reduced, and the liquid crystal screen is protected.
The drying agent filled in the drying piece is used for absorbing moisture contained in the cooled gas in the refrigeration bin, and the dried cooling gas is obtained after the drying piece acts, so that the cooling piece sprays out the dried cooling gas, and a liquid crystal screen can be better protected. The drying agent may be anhydrous magnesium sulfate, anhydrous calcium chloride, anhydrous copper sulfate, anhydrous magnesium perchlorate, or the like, although the drying agent is not limited thereto. It will be appreciated that the desiccant may be removably placed within the desiccant member in order to facilitate replacement of the desiccant.
The invention can realize low-temperature gas flow in the liquid crystal screen, utilizes the flowing gas to perform heat exchange, reduces the temperature in the liquid crystal screen quickly, ensures that the liquid crystal screen keeps normal temperature, is beneficial to the normal operation of the liquid crystal screen, and can prolong the service time of the liquid crystal screen. The problem that the existing liquid crystal screen is poor in cooling in high-temperature weather such as hot summer is solved.
As shown in fig. 2, a configuration of the telescopic locking member is provided. The telescopic locking member includes a top plate 31, a receiving tube 33, a push rod 34, and a rotating member 32. One end of the ejector rod 34 is rotatably connected with the top plate 31, and the other end is in threaded connection with the storage barrel 33; the rotating member 32 is fixedly mounted to the carrier rod 34.
It is understood that the ejector rod can be screwed into and out of the storage barrel. When the ejector rod is screwed out of the storage barrel, the connection length between the ejector rod and the storage barrel is increased. When the ejector rod is screwed into the storage barrel, the connecting length between the shearing ejector rod and the storage barrel is shortened.
The ejector rod is rotationally connected with the top plate, so that when the top plate is attached to the screen frame, the ejector rod is continuously rotated, the rotation of the ejector rod is not influenced, and the ejector rod does not drive the top plate to rotate. The ejector rod and the top plate are of a rotary connection structure: the ejector rod is connected with the top plate through a bearing.
It should be noted that, when installing the cooling piece, can carry out the simultaneous adjustment to the flexible retaining member on its both ends. The telescopic locking pieces at the two ends can support the side surfaces of the screen frames corresponding to the telescopic locking pieces.
When the cooling piece is installed on the screen frame, the punching installation can be avoided under the action of a plurality of telescopic locking pieces. The telescopic locking piece has telescopic locking function. Therefore, the cooling piece is detachably arranged on the screen frame through a plurality of telescopic locking pieces. The telescopic locking piece has a telescopic locking function, and the cooling piece can be flexibly arranged on screen frames with different sizes through the telescopic locking piece, so that the telescopic locking piece can be applied to liquid crystal screens with different sizes.
A mounting structure of a heat dissipation module: the cooling module comprises a supporting plate, a capped screw and a supporting cylinder, wherein the supporting cylinder is fixedly arranged on a cooling bin, the supporting plate is correspondingly arranged on a cooling module, a through hole is formed in the supporting plate, the capped screw penetrates through the through hole and is in threaded connection with the supporting cylinder, the capped screw is screwed down, the capped screw extrudes the supporting plate to be fixed on the supporting cylinder, and the cooling module is fixedly arranged on the cooling bin. It is understood that heat dissipation silicone grease can be applied between the semiconductor refrigeration sheet 7 and the heat dissipation module 8. The heat dissipating silicone grease can facilitate the transfer of heat from the semiconductor cooling fin 7 to the heat dissipating module.
As shown in fig. 1 and 2, in order to define the injection angle of the outer injection hole, an air deflector 2 is added; each outer jet hole is provided with an air deflector 2, and the air deflector 2 is obliquely arranged on the cooling piece 1. The air deflector is used for guiding the gas sprayed from the outer spray holes, so that the gas sprayed from all the outer spray holes on the surface of the cooling piece is sprayed in a uniform direction through the air deflector 2, and the gas flow in the liquid crystal display is promoted.
When the air deflector is impacted by low-temperature gas, the air deflector also has low temperature, and the air deflector can also play an auxiliary cooling role in the gas flowing process.
As shown in fig. 1 and 2, a structural shape of the wind deflector is given. The air deflector is in an arc-shaped plate structure. Can be more favorable for the wind deflector to conduct wind guiding. So that more gas flow is generated in the liquid crystal screen.
As shown in fig. 1 and 2, the refrigerating bin 6 has a flat structure, the air inlet end and the air outlet end of the refrigerating bin are both outwards protruded, the caliber of the refrigerating bin is gradually reduced, and the air inlet end and the air outlet end are in arc transition connection with the body of the refrigerating bin.
The trend of the air inlet end towards the body of the refrigeration bin is that the caliber is gradually increased, the air entering the air inlet end from the outside can be in a divergent shape, and the enlarged heat exchange area is formed, so that the air entering the refrigeration bin can be cooled rapidly, and the low-temperature air can be obtained. And the air inlet end is in arc transition connection with the body of the refrigeration bin, so that the resistance of external air entering the refrigeration bin is reduced.
The trend of the air outlet end towards the body of the refrigeration bin is that the caliber is gradually increased, and the air outlet end is in arc transition connection with the body of the refrigeration bin. When the air pump pumps the air in the refrigerating bin, the air is compressed into the air outlet end without resistance and then is sprayed into the drying piece through the air outlet end.
The refrigerating bin makes the gas entering the refrigerating bin diffuse firstly, is convenient for gas heat exchange and cooling, can quickly obtain low-temperature gas, and is beneficial to cooling in the liquid crystal screen. After the low-temperature gas is formed, the low-temperature gas in the refrigerating bin is absorbed and compressed to the air outlet end due to the negative pressure effect of the air pump, so that the low-temperature gas in the refrigerating bin is favorably sprayed into the drying piece.
As shown in fig. 1, a display screen is added to facilitate the knowledge of the temperature within the liquid crystal screen. A display screen 18 is mounted to the screen frame 16 and is electrically connected to the controller 15 for displaying the temperature monitored by the temperature sensor 4. Therefore, the temperature information of the liquid crystal display can be timely obtained. The temperature situation that the existing liquid crystal screen cannot know the temperature in the liquid crystal screen during operation is solved.
As shown in fig. 1 and 2, a gas pipe and a one-way valve are added; the cooling part 1 is connected with the air pump 12 through the air pipe 13, and the check valve 14 is arranged on the air pipe 13. The check valve can prevent the gas in the cooling piece from flowing backwards to the air pump.
As shown in fig. 1 and 2, in order to facilitate rapid cooling of the heat dissipation module, a branch pipe and a control valve 10 are added; one end of the branch pipe is connected with an outlet of the air pump 12, the other end of the branch pipe extends to the heat radiation module 8, cold air is sprayed to the heat radiation module 8, and a control valve 10 is arranged on the branch pipe.
The control valve 10 is electrically connected to the controller 15, and the time can be set on the controller, so that the control valve is opened according to the set time, and the temperature is reduced to the heat dissipation module. The problem of current fin be naturally outwards dispel the heat, radiating efficiency is low is solved.
As shown in fig. 1 and 2, in order to realize that the sprayed cold air covers the area of the heat dissipation module as much as possible at one time, a spray expanding piece 9 is added; and a flaring piece 9 is arranged at one end of the branch pipe, which is close to the heat dissipation module 8, and the flaring piece 9 sprays cold air to the heat dissipation module 8 in a flaring mode.
The expansion spraying piece can be a triangular prism body, and the triangular prism body is of a hollow structure, so that gas sprayed out of the branch pipe is diffused and sprayed out towards two sides, and the maximum area of the heat dissipation module is covered, thereby being beneficial to quickly reducing the heat of the heat dissipation module.
As shown in fig. 1, in order to quickly replace the gas in the liquid crystal panel, a suction fan 17 is added, and the suction fan 17 is mounted on the panel frame 16 for sucking the gas in the panel frame 16.
When the air exhaust fan works, the air exhaust fan can be beneficial to the air flow in the liquid crystal screen and can also output the air in the liquid crystal screen upwards.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (10)
1. A liquid crystal display with heat radiation structure, its characterized in that: the heat dissipation structure comprises
The cooling piece is of a wave structure, a containing space is arranged in the cooling piece, a plurality of inner injection holes are formed in the bottom surface of the containing space, a plurality of outer injection holes are formed in the top surface of the containing space, and the direction of gas sprayed out through the outer injection holes is inclined to the cooling piece;
the cooling piece is detachably arranged on the screen frame through the telescopic locking pieces;
the refrigerating bin is provided with an air inlet end and an air outlet end;
the semiconductor refrigerating piece is arranged on the side face of the refrigerating bin;
the heat dissipation module is arranged on the semiconductor refrigerating sheet;
the drying piece is filled with a drying agent and is arranged at the air outlet end;
the air extracting pump is connected with the drying piece;
a temperature sensor; and
and the controller is electrically connected with the temperature sensor, the semiconductor refrigerating sheet and the air extracting pump.
2. The liquid crystal display with heat dissipation structure according to claim 1, wherein: the telescopic locking piece comprises
A top plate;
a storage barrel;
one end of the ejector rod is rotationally connected with the top plate, and the other end of the ejector rod is in threaded connection with the storage barrel; and
and the rotating piece is fixedly arranged on the ejector rod.
3. The liquid crystal display with heat dissipation structure according to claim 1, wherein: the air deflector is also included;
each outer jet hole is provided with an air deflector which is obliquely arranged on the cooling piece.
4. A liquid crystal display with heat dissipation structure as defined in claim 3, wherein:
the air deflector is in an arc-shaped plate structure.
5. The liquid crystal display with heat dissipation structure according to claim 1, wherein:
the refrigerating bin is of a flat structure, the air inlet end and the air outlet end of the refrigerating bin are outwards protruded, the caliber of the refrigerating bin is gradually reduced, and the air inlet end, the air outlet end and the refrigerating bin body are in arc transition connection.
6. The liquid crystal display with heat dissipation structure according to claim 1, wherein: the display screen is also included;
the display screen is arranged on the screen frame, is electrically connected with the controller and is used for displaying the temperature monitored by the temperature sensor.
7. The liquid crystal display with heat dissipation structure according to claim 1, wherein: the device also comprises a gas pipe and a one-way valve;
the cooling piece is connected with the air pump through an air pipe, and the one-way valve is arranged on the air pipe.
8. The liquid crystal display with heat dissipation structure according to claim 1, wherein: the device also comprises a branch pipe and a control valve;
one end of the branch pipe is connected with an outlet of the air suction pump, the other end of the branch pipe extends to the heat radiation module, cold air is sprayed to the heat radiation module, and a control valve is arranged on the branch pipe.
9. The liquid crystal display with heat dissipation structure as defined in claim 8, wherein: the device also comprises a spray expanding piece;
and one end of the branch pipe, which is close to the heat dissipation module, is provided with the expansion spraying piece, and the expansion spraying piece is used for expanding and spraying cold air to the heat dissipation module.
10. A liquid crystal display with heat dissipation structure according to any one of claims 1-9, characterized in that: the air extraction device also comprises an air extraction fan, wherein the air extraction fan is arranged on the screen frame and is used for extracting air in the screen frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311736121.8A CN117440666B (en) | 2023-12-18 | 2023-12-18 | Liquid crystal display with heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311736121.8A CN117440666B (en) | 2023-12-18 | 2023-12-18 | Liquid crystal display with heat radiation structure |
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| Publication Number | Publication Date |
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| CN117440666A true CN117440666A (en) | 2024-01-23 |
| CN117440666B CN117440666B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311736121.8A Active CN117440666B (en) | 2023-12-18 | 2023-12-18 | Liquid crystal display with heat radiation structure |
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| CN219564751U (en) * | 2023-01-04 | 2023-08-22 | 常州维恒得机械制造有限公司 | New energy automobile radiator runner board |
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