CN113194643B - Liquid crystal display screen real-time temperature detection device and control method thereof - Google Patents
Liquid crystal display screen real-time temperature detection device and control method thereof Download PDFInfo
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- CN113194643B CN113194643B CN202110440908.4A CN202110440908A CN113194643B CN 113194643 B CN113194643 B CN 113194643B CN 202110440908 A CN202110440908 A CN 202110440908A CN 113194643 B CN113194643 B CN 113194643B
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- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
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- 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
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- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/0017—Casings, cabinets or drawers for electric apparatus with operator interface units
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- 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
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
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- 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
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The invention discloses a real-time temperature detection and control system of a liquid crystal display screen, which comprises a display screen main body, wherein the bottom of the display screen main body is fixedly connected with a connecting block, the bottom of the connecting block is fixedly connected with a supporting plate, the inside of the display screen main body is provided with a mounting groove, and a driving chip is arranged inside the mounting groove. The high-temperature part is cooled, and hot air is discharged through the air exhaust hole, so that the heat dissipation efficiency of the device to a certain high-temperature part is improved.
Description
Technical Field
The invention relates to the technical field of liquid crystal display screens, in particular to a liquid crystal display screen real-time temperature detection device and a control method thereof.
Background
Liquid crystal display utilizes extensively in daily life, at the official working, the amusement, liquid crystal display can both be used in each field such as propaganda, people also more and more use liquid crystal display in the family, liquid crystal display's cost is not light, but because light thinner characteristics, make the integrated circuit among the liquid crystal display concentrate relatively, the inside heat dissipation of liquid crystal display of being not convenient for, liquid crystal display is very dangerous if it fires to generate heat, and the gas that liquid crystal display burning produced also is toxic, current liquid crystal display does not carry out further optimization to the heat dissipation basically, only can cool down through the mode of closing liquid crystal display back natural heat dissipation, but the cooling effect is not showing, can't cool down when liquid crystal display uses.
Therefore, the liquid crystal display screen real-time temperature detection device and the control method thereof are provided.
Disclosure of Invention
The invention aims to provide a liquid crystal display screen real-time temperature detection device and a control method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the device comprises a display screen main body, wherein a connecting block is fixedly connected to the bottom of the display screen main body, a supporting plate is fixedly connected to the bottom of the connecting block, a mounting groove is formed in the display screen main body, a driving chip is mounted in the mounting groove and electrically connected with the display screen main body, a fixing plate is fixedly connected to one side of the display screen main body, a moving device is fixedly connected to the middle of the fixing plate, and a control device matched with the moving device is fixedly connected to one side of the display screen main body.
Preferably, the moving device comprises a motor, a first chain wheel, a rotating rod, a second chain wheel, a toothed chain, a limiting rod, a limiting hole, a sliding chute, a limiting post, a sliding block, a first sliding rail, a second sliding rail, a moving block and a limiting block, wherein the motor is installed in the middle of the fixed plate, the first chain wheel is fixedly connected to the output end of the motor, the rotating rod is rotatably connected to the position, close to the motor, of the fixed plate through a bearing, the second chain wheel is fixedly connected to the top of the rotating rod, the toothed chain is connected between the second chain wheel and the first chain wheel in a transmission manner, the limiting rod is fixedly connected to the middle of the rotating rod, the limiting hole is formed in the middle of the limiting rod, the sliding chute is formed in the top of the fixed plate, the limiting post is slidably connected to the inside of the sliding chute, the sliding block is fixedly connected to the bottom of the limiting post, and is slidably connected to the sliding chute, and the limiting post is slidably connected to the limiting hole, the display screen comprises a display screen body and is characterized in that a first slide rail is symmetrically and fixedly connected to one side of the display screen body, which is close to a fixed plate, a limiting block is connected to the middle of the first slide rail in a sliding mode, a second slide rail is fixedly connected to the top of the limiting block, a moving block is connected between the two second slide rails in a sliding mode, and a limiting column is rotatably connected with the moving block through a bearing.
Preferably, the control device comprises a connecting plate, a radiation thermometer, a fan, a mounting hole and a warning lamp, the connecting plate is fixedly connected to the top of the moving block, the radiation thermometer is fixedly connected to the bottom of one end, away from the moving block, of the connecting plate, the fan is fixedly connected to the position, close to the radiation thermometer, of the connecting plate, the mounting hole is formed in the bottom of one side, away from the fixing plate, of the display screen main body, the warning lamp is electrically connected to the inside of the mounting hole, and the radiation thermometer, the fan and the warning lamp are all electrically connected with the driving chip.
Preferably, the middle parts of the fixing plate and the display screen main body are provided with air exhaust holes.
Preferably, four corners of the sliding groove are provided with chamfers.
Preferably, the motor is a reduction motor.
Preferably, the sliding blocks are arranged in a circular shape.
The invention also comprises a control system for detecting the real-time temperature of the liquid crystal display screen, and the control system method comprises the following steps:
1) after the display screen works for a period of time, the driving chip controls the motor to rotate, the rotating rod is driven to rotate through transmission of the toothed chain, and the moving block is driven to do rectangular motion through the limiting of the limiting column through the sliding groove;
2) the temperature of the driving chip is detected through the radiation thermometer, when the preset higher temperature is reached, the driving chip controls the fan to rotate, the interior of the display screen main body is cooled, and hot air is exhausted through the air exhaust hole;
3) and time setting is carried out on the motor through the driving chip, so that the motor operates at regular time, and temperature monitoring is carried out on the device.
Compared with the prior art, the invention has the beneficial effects that:
when the device is used, the motor is controlled at regular time through the driving chip to drive the motor to rotate, the rotating rod is driven to rotate through the transmission of the first chain wheel, the second chain wheel and the toothed chain, the limiting rod is further driven to rotate, the limiting rod is limited through the sliding groove and the motor rotates, the moving block is moved to drive the radiation thermometer to move, the driving chip is subjected to omnibearing temperature detection to drive the radiation thermometer to measure the temperature of the whole position of the driving chip, when the temperature of a certain position is overhigh, the driving chip drives the fan to rotate to cool the high-temperature position, hot air is discharged through the air exhaust hole, and the heat dissipation efficiency of the device to the high-temperature position is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is a schematic structural diagram of a mobile device according to the present invention.
In the figure: 1. a display screen main body; 2. connecting blocks; 3. a support plate; 4. mounting grooves; 5. a driving chip; 6. a fixing plate; 7. a mobile device; 8. a control device; 9. a motor; 10. a first sprocket; 11. a rotating rod; 12. a second sprocket; 13. a toothed chain; 14. a limiting rod; 15. a limiting hole; 16. a chute; 17. a limiting column; 18. a slider; 19. a first slide rail; 20. a second slide rail; 21. a moving block; 22. a limiting block; 23. a connecting plate; 24. a radiation thermometer; 25. a fan; 26. mounting holes; 27. a warning light; 28. and air exhaust holes.
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 of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, 2 and 3, a real-time temperature detecting device for a liquid crystal display and a control method thereof are shown in the drawings, which includes a display main body 1, a connecting block 2 is fixedly connected to the bottom of the display main body 1, a supporting plate 3 is fixedly connected to the bottom of the connecting block 2, a mounting groove 4 is formed in the display main body 1, a driving chip 5 is mounted in the mounting groove 4, the driving chip 5 is electrically connected to the display main body 1, a fixing plate 6 is fixedly connected to one side of the display main body 1, an air exhaust hole 28 is formed in the middle of the fixing plate 6 and the display main body 1, a moving device 7 is fixedly connected to the middle of the fixing plate 6, a control device 8 matched with the moving device 7 is fixedly connected to one side of the display main body 1, the position of the driving chip 5 is measured by matching the moving device 7 and the control device 8, and the high-temperature position is cooled, the hot air is exhausted through the exhaust hole 28, which is more beneficial to the heat dissipation of the device.
Referring to fig. 1, 2 and 3, the moving device 7 includes a motor 9, a first sprocket 10, a rotating rod 11, a second sprocket 12, a toothed chain 13, a limiting rod 14, a limiting hole 15, a sliding groove 16, a limiting post 17, a sliding block 18, a first sliding rail 19, a second sliding rail 20, a moving block 21 and a limiting block 22, the motor 9 is installed in the middle of the fixing plate 6, the motor 9 is a speed reducing motor, the first sprocket 10 is fixedly connected to an output end of the motor 9, the rotating rod 11 is rotatably connected to a position of the fixing plate 6 close to the motor 9 through a bearing, the second sprocket 12 is fixedly connected to the top of the rotating rod 11, the toothed chain 13 is connected between the second sprocket 12 and the first sprocket 10 in a transmission manner, the limiting rod 14 is fixedly connected to the middle of the rotating rod 11, the limiting hole 15 is formed in the middle of the limiting rod 14, the sliding groove 16 is formed in the top of the fixing plate 6, four corners of the sliding groove 16 are chamfered, the limiting post 17 is slidably connected to the inside of the sliding groove 16, the bottom fixedly connected with slider 18 of spacing post 17, and slider 18 and 16 sliding connection of spout, slider 18 is circular setting, spacing post 17 and spacing hole 15 sliding connection, display screen main part 1 is close to the first slide rail 19 of the symmetrical fixedly connected with in one side of fixed plate 6, first slide rail 19 middle part sliding connection has stopper 22, stopper 22 top fixedly connected with second slide rail 20, sliding connection has movable block 21 between two second slide rails 20, spacing post 17 passes through the bearing rotation with movable block 21 and is connected, through 16 rotations to spacing and the motor 9 of gag lever post 14 of spout, make movable block 21 remove and drive radiation thermometer 24 and remove, carry out the omnidirectional temperature detection to driver chip 5.
Referring to fig. 2 and 3, the control device 8 includes a connecting plate 23, a radiation thermometer 24, a fan 25, a mounting hole 26 and a warning light 27, the connecting plate 23 is fixedly connected to the top of the moving block 21, the radiation thermometer 24 is fixedly connected to the bottom of one end of the connecting plate 23, which is far away from the moving block 21, the fan 25 is fixedly connected to a position of the connecting plate 23, which is close to the radiation thermometer 24, the mounting hole 26 is formed in the bottom of one side of the display screen body 1, which is far away from the fixing plate 6, the warning light 27 is electrically connected to the inside of the mounting hole 26, the radiation thermometer 24, the fan 25 and the warning light 27 are electrically connected to the driving chip 5, the high-temperature part is accurately positioned through the radiation thermometer 24, the high-temperature part is intensively cooled through the fan 25, and the cooling efficiency of the device to a certain high-temperature part is improved.
The invention also comprises a control system for detecting the real-time temperature of the liquid crystal display screen, and the control system method comprises the following steps:
1) after the display screen works for a period of time, the driving chip 5 controls the motor 9 to rotate, the rotating rod 11 is driven to rotate through the transmission of the toothed chain 13, and the moving block 21 is driven to do rectangular motion through the limiting of the sliding groove 16 on the limiting column 17;
2) the temperature of the driving chip 5 is detected through the radiation thermometer 24, when the preset higher temperature is reached, the driving chip 5 controls the fan 25 to rotate, the interior of the display screen main body 1 is cooled, and hot air is exhausted through the exhaust hole 28;
3) and time setting is carried out on the motor 9 through the driving chip 5, so that the motor 9 operates at regular time, and temperature monitoring is carried out on the device.
The working principle is as follows: when the device is used, the motor 9 is controlled at regular time through the driving chip 5 to drive the motor 9 to rotate, the rotating rod 11 is driven to rotate through the transmission of the first chain wheel 10, the second chain wheel 12 and the toothed chain 13, the limiting rod 14 is further driven to rotate, the moving block 21 is driven to move in the second sliding rail 20 when the limiting column 17 slides in the horizontal inner part of the sliding groove 16, the limiting block 22 limits the limiting column 17 when the limiting column 17 slides in the vertical inner part of the sliding groove 16, the second sliding rail 20 is driven to move in the direction of the first sliding rail 19, the moving block 21 moves in the vertical direction of the sliding groove 16, the connecting plate 23 also slides along the inner part of the sliding groove 16 in the moving process of the moving block 21, the radiation thermometer 24 is driven to measure the temperature of the whole position of the driving chip 5, when the temperature of a certain part is too high, the driving chip 5 drives the fan 25 to rotate to cool the high-temperature part, the hot air will be exhausted through the exhaust holes 28.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (6)
1. The utility model provides a real-time temperature-detecting device of liquid crystal display, includes display main part (1), its characterized in that: the bottom of the display screen main body (1) is fixedly connected with a connecting block (2), the bottom of the connecting block (2) is fixedly connected with a supporting plate (3), a mounting groove (4) is formed in the display screen main body (1), a driving chip (5) is mounted in the mounting groove (4), the driving chip (5) is electrically connected with the display screen main body (1), one side of the display screen main body (1) is fixedly connected with a fixing plate (6), the middle of the fixing plate (6) is fixedly connected with a moving device (7), and one side of the display screen main body (1) is fixedly connected with a control device (8) matched with the moving device (7);
the moving device (7) comprises a motor (9), a first chain wheel (10), a rotating rod (11), a second chain wheel (12), a toothed chain (13), a limiting rod (14), a limiting hole (15), a sliding groove (16), a limiting column (17), a sliding block (18), a first sliding rail (19), a second sliding rail (20) and a moving block (21) limiting block (22), wherein the motor (9) is installed in the middle of the fixing plate (6), the first chain wheel (10) is fixedly connected to the output end of the motor (9), the rotating rod (11) is rotatably connected to the position, close to the motor (9), of the fixing plate (6) through a bearing, the second chain wheel (12) is fixedly connected to the top of the rotating rod (11), the toothed chain (13) is connected between the second chain wheel (12) and the first chain wheel (10) in a transmission manner, the limiting rod (14) is fixedly connected to the middle of the rotating rod (11), a limiting hole (15) is arranged in the middle of the limiting rod (14), a rectangular sliding groove (16) is arranged on one side of the fixing plate (6) far away from the display screen main body (1), a limiting column (17) is connected inside the sliding groove (16) in a sliding way, the bottom of the limiting column (17) is fixedly connected with a sliding block (18), the sliding block (18) is connected with the sliding groove (16) in a sliding way, the limit post (17) is connected with the limit hole (15) in a sliding way, one side of the display screen main body (1) close to the fixed plate (6) is symmetrically and fixedly connected with a first slide rail (19), the middle part of the first slide rail (19) is connected with a limiting block (22) in a sliding way, the top part of the limiting block (22) is fixedly connected with a second slide rail (20), a moving block (21) is connected between the two second slide rails (20) in a sliding way, the limiting column (17) is rotatably connected with the moving block (21) through a bearing;
the control device (8) comprises a connecting plate (23), a radiation thermometer (24), a fan (25), mounting holes (26) and a warning lamp (27), the top of the moving block (21) is fixedly connected with the connecting plate (23), the bottom of one end, away from the moving block (21), of the connecting plate (23) is fixedly connected with the radiation thermometer (24), the position, close to the radiation thermometer (24), of the connecting plate (23) is fixedly connected with the fan (25), the bottom of one side, away from the fixing plate (6), of the display screen body (1) is provided with the mounting holes (26), the warning lamp (27) is electrically connected with the inside of the mounting holes (26), and the radiation thermometer (24), the fan (25) and the warning lamp (27) are all electrically connected with the driving chip (5).
2. The device for detecting the real-time temperature of the liquid crystal display screen according to claim 1, wherein: and air exhaust holes (28) are formed in the middle parts of the fixing plate (6) and the display screen main body (1).
3. The device for detecting the real-time temperature of the liquid crystal display screen according to claim 1, wherein: four corners of the sliding groove (16) are provided with chamfers.
4. The device for detecting the real-time temperature of the liquid crystal display screen according to claim 1, wherein: the motor (9) is a speed reducing motor.
5. The device for detecting the real-time temperature of the liquid crystal display screen according to claim 1, wherein: the sliding blocks (18) are arranged in a circular shape.
6. A control method for a real-time temperature detection device of a liquid crystal display screen according to any one of claims 1 to 5, characterized in that: the control method comprises the following steps:
1) after the display screen works for a period of time, the driving chip (5) controls the motor (9) to rotate, the rotating rod (11) is driven to rotate through the transmission of the toothed chain (13), and the moving block (21) is driven to do rectangular motion through the limiting of the sliding groove (16) on the limiting column (17);
2) the temperature of the driving chip (5) is detected through the radiation thermometer (24), when the preset higher temperature is reached, the driving chip (5) controls the fan (25) to rotate, the interior of the display screen main body (1) is cooled, and hot air is exhausted through the air exhaust hole (28);
3) the motor (9) is subjected to time setting through the driving chip (5), so that the motor (9) operates at regular time, and the temperature of the device is monitored.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110440908.4A CN113194643B (en) | 2021-04-23 | 2021-04-23 | Liquid crystal display screen real-time temperature detection device and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110440908.4A CN113194643B (en) | 2021-04-23 | 2021-04-23 | Liquid crystal display screen real-time temperature detection device and control method thereof |
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| CN113194643B true CN113194643B (en) | 2022-07-08 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113566995B (en) * | 2021-08-24 | 2024-07-12 | 苏州鸿微斯特电子科技有限公司 | Integrated circuit board with temperature detection function |
| CN118159001B (en) * | 2024-05-10 | 2024-08-27 | 福建省海佳集团股份有限公司 | Outdoor LED display screen box structure |
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| US6322218B1 (en) * | 1998-12-28 | 2001-11-27 | Fujitsu Limited | Projection type display |
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| CN113194643A (en) | 2021-07-30 |
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