CN220456042U

CN220456042U - Wide-temperature high-brightness liquid crystal display

Info

Publication number: CN220456042U
Application number: CN202321484758.8U
Authority: CN
Inventors: 刘世贵; 陈昌军
Original assignee: Shenzhen Heqixing Technology Co ltd
Current assignee: Shenzhen Heqixing Technology Co ltd
Priority date: 2023-06-12
Filing date: 2023-06-12
Publication date: 2024-02-06
Anticipated expiration: 2033-06-12

Abstract

The utility model provides a wide-temperature high-brightness liquid crystal display, which has a simple design structure, the arranged metal dustproof net can filter dust, prevent the dust from entering the inside of a rear cover, and play a role in dust prevention, the temperature of the air after refrigeration is reduced by blowing, the temperature reduction effect is improved.

Description

Wide-temperature high-brightness liquid crystal display

Technical Field

The utility model relates to the technical field of liquid crystal displays, in particular to a wide-temperature high-brightness liquid crystal display.

Background

The liquid crystal display is widely applied to various fields, such as office, industry, military industry, families and the like, and for convenient use, a wide Wen Gaoliang liquid crystal display has been produced in the prior art, and has the advantages of high brightness, wide working environment temperature adaptability and the like. Such as model: XTB-STQ1858, and the like. However, the display with high brightness and large width has high working power and the generated heat is increased, so that the effective heat dissipation is the key of the service life of the liquid crystal display.

The prior art's LCD heat dissipation is purely rely on the louvre to dispel the heat, and the radiating effect is poor on the one hand, and in on the other hand had the dust to get into LCD's backshell through the louvre, the dust attached to the surface can increase radiating degree of difficulty.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model solves the technical problems as follows: the liquid crystal display of the prior art simply relies on the louvre to dispel the heat, and on the one hand the radiating effect is poor, and on the other hand there is in the dust gets into liquid crystal display's backshell through the louvre, and the dust adheres to the surface, can increase radiating degree of difficulty, provides a high bright liquid crystal display of wide temperature.

To achieve the above object, the present utility model provides:

the utility model provides a high bright LCD of wide temperature, includes LCD and back lid, and LCD installs the open position at the back lid, two mounting brackets are installed to the rear side symmetry of back lid, have seted up the mounting hole on two mounting brackets, and the mounting bracket is used for installing the back lid, and the inlet port has been seted up to the rear side of back lid, installs the metal dust screen in the inlet port, and the metal dust screen is used for preventing the inside of dust entering back lid, and the metal dust screen is provided with a plurality of vibration mechanism, and the inboard of inlet port is provided with the fan, and the intercommunication has refrigeration structure on the fan, and the rear side of back lid is embedded to have a plurality of cooling tubes, and a plurality of cooling tubes are equal V type structure, and the outside of a plurality of cooling tubes all is provided with first protective cover.

Preferably, the vibration mechanism comprises a vibration plate, the vibration plate is arranged on the metal dust screen, a balancing weight is fixedly arranged on the vibration plate, and the balancing weight is of a flat elliptic structure; the air flow impacts the plurality of vibration plates to vibrate up and down under the cooperation of the balancing weights, so that the metal dust screen can be driven to vibrate.

Preferably, the outer side of the air inlet hole is provided with a second protective cover, and the bottoms of the first protective cover and the second protective cover are both openings; the first protective cover and the second protective cover have dustproof protective effects.

Preferably, the refrigerating structure comprises a semiconductor refrigerator, the semiconductor refrigerator is embedded at the rear side of the rear cover, the refrigerating surface of the semiconductor refrigerator is positioned in the rear cover, and the radiating surface of the semiconductor refrigerator is positioned at the outer side of the rear cover and below the first protective cover; the gas is discharged through the first protective cover and can be blown to cool the heat radiating surface of the semiconductor refrigerator.

Preferably, a semicircular net is arranged on the outer side of the semiconductor refrigerator, and the semicircular net is arranged on the rear side of the rear cover; the semicircular net is used for protecting the radiating surface of the semiconductor refrigerator.

Preferably, a sealing cylinder is arranged on the inner side of the rear cover, the refrigerating surface of the semiconductor refrigerator is positioned in the sealing cylinder, an elbow is communicated with the sealing cylinder, and an opening of the elbow is downward; the gas is discharged into the rear cover through the bent pipe under the pressure, so that the temperature can be reduced, and then the gas is diffused upwards to be reduced.

Preferably, a sealing cover is arranged on the inner side of the rear cover, the fan is positioned in the sealing cover, and a pipeline is communicated between the sealing cover and the sealing cylinder.

Compared with the prior art, the utility model has the advantages that:

1. when the electric refrigerator is electrified and used, the fan and the semiconductor refrigerator work, external air enters through the second protective cover, dust can be filtered through the arranged metal dustproof net, dust is prevented from entering the rear cover, the dust prevention effect can be achieved, the air flow impacts the plurality of vibration plates under the cooperation of the balancing weights, the vibration plates vibrate up and down, the metal dustproof net can be driven to vibrate, and dust adhesion or blockage of the metal dustproof net is avoided;

2. the air flow enters the sealing cover and then enters the sealing cylinder through the pipeline, the arranged semiconductor refrigerator refrigerates the air in the sealing cylinder, then is discharged into the rear cover through the bent pipe under the pressure of the air, the temperature can be reduced, and the cooling effect is improved through the refrigerated air;

3. the arranged radiating pipe can discharge gas, and as the radiating pipe is arranged in a V shape, the first protective cover is arranged on the outer side of the radiating pipe, dust can be prevented from entering the rear cover through the radiating pipe;

the utility model has simple structure, the arranged metal dustproof net can filter dust, prevent the dust from entering the rear cover, play a role in dust prevention, and improve the cooling effect by blowing and cooling the cooled gas.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present design;

FIG. 2 is a schematic cross-sectional view of FIG. 1 of the present design;

FIG. 3 is a schematic view of the portion A of FIG. 2 in the present design;

fig. 4 is a schematic perspective view of a first protective cover in the present design;

fig. 5 is a schematic perspective view of a seal cartridge and elbow in the present design.

In the figure: 1. a liquid crystal display; 2. a rear cover; 3. a mounting frame; 4. a heat radiating pipe; 5. a first protective cover; 6. a semiconductor refrigerator; 7. a sealing cylinder; 8. bending the pipe; 9. a second protective cover; 10. an air inlet hole; 11. a metal dust screen; 12. a vibrating plate; 13. balancing weight; 14. a fan; 15. sealing cover; 16. a pipe; 17. a semicircular net.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings.

Referring to fig. 1-5, a wide-temperature highlight liquid crystal display, including liquid crystal display 1 and back lid 2, liquid crystal display 1 installs the open position at back lid 2, two mounting brackets 3 are installed to the rear side symmetry of back lid 2, the mounting hole has been seted up on two mounting brackets 3, mounting brackets 3 are used for installing back lid 2, inlet port 10 has been seted up to the rear side of back lid 2, install metal dust screen 11 in the inlet port 10, metal dust screen 11 is used for preventing the inside of dust entering back lid 2, be provided with a plurality of vibration mechanism on the metal dust screen 11, the inboard of inlet port 10 is provided with fan 14, the intercommunication has the refrigeration structure on the fan 14, a plurality of cooling tubes 4 have been inlayed to the rear side of back lid 2, a plurality of cooling tubes 4 are equal V type structure, the outside of a plurality of cooling tubes 4 all is provided with first protective cover 5.

In this embodiment, the vibration mechanism includes a vibration plate 12, the vibration plate 12 is mounted on a metal dust screen 11, a balancing weight 13 is fixedly mounted on the vibration plate 12, and the balancing weight 13 is in a flat elliptical structure; the air flow impacts the plurality of vibration plates 12 under the cooperation of the balancing weights 13, so that the vibration plates 12 vibrate up and down, and the metal dust screen 11 can be driven to vibrate.

In the embodiment, the second protective cover 9 is installed on the outer side of the air inlet hole 10, and the bottoms of the first protective cover 5 and the second protective cover 9 are both openings; the first protective cover 5 and the second protective cover 9 both have a dust-proof protective effect.

In this embodiment, the refrigeration structure includes a semiconductor refrigerator 6, the semiconductor refrigerator 6 is embedded at the rear side of the rear cover 2, the refrigeration surface of the semiconductor refrigerator 6 is located in the rear cover 2, and the heat dissipation surface of the semiconductor refrigerator 6 is located at the outer side of the rear cover 2 and below the first protection cover 5; the gas is discharged through the first protective cover 5 to blow and cool the heat radiating surface of the semiconductor refrigerator 6, a semicircular net 17 is arranged on the outer side of the semiconductor refrigerator 6, and the semicircular net 17 is arranged on the rear side of the rear cover 2; the semicircular screen 17 is used for protecting the heat radiation surface of the semiconductor refrigerator 6.

In the embodiment, a sealing cylinder 7 is arranged on the inner side of the rear cover 2, a refrigerating surface of the semiconductor refrigerator 6 is positioned in the sealing cylinder 7, an elbow pipe 8 is communicated with the sealing cylinder 7, and an opening of the elbow pipe 8 is downward; the gas is discharged into the rear cover 2 through the bent pipe 8 under the pressure, so that the temperature can be reduced, and then the gas is diffused upwards to be reduced.

In this embodiment, a sealing cover 15 is arranged on the inner side of the rear cover 2, the fan 14 is positioned in the sealing cover 15, and a pipeline 16 is communicated between the sealing cover 15 and the sealing cylinder 7.

Working principle: when the power-on use, fan 14 and semiconductor refrigerator 6 work, external air gets into through second protective cover 9, the metal dust screen 11 of setting can filter the dust, avoid the dust to get into the inside of back lid 2, can play dustproof effect, the air current strikes a plurality of vibration pieces 12 under the cooperation of balancing weight 13, make vibration piece 12 vibrations from top to bottom, can drive metal dust screen 11 vibrations, avoid the dust to adhere to or block up metal dust screen 11, the air current gets into in sealed lid 15 back through pipeline 16 gets into seal tube 7, the semiconductor refrigerator 6 of setting is to seal tube 7 inside air refrigeration, then get into inside back lid 2 through return bend 8 discharge under the pressure of gas, can cool down, through the gas after the refrigeration, the cooling effect has been improved, the cooling tube 4 of setting can carry out gas discharge, because the outside of cooling tube 4 is provided with first protective cover 5, can avoid the dust to get into the inside of back lid 2 through cooling tube 4, when the outage power, fan 14 and semiconductor refrigerator 6 stop work.

The utility model is not limited to the above-mentioned best mode, any person can obtain other various products under the teaching of the utility model, but any change in shape or structure is within the scope of protection of the utility model, and all the technical schemes are the same or similar to the utility model.

Claims

1. The utility model provides a wide temperature highlight LCD, includes LCD (1) and back lid (2), and LCD (1) are installed in the open position of back lid (2), its characterized in that: the rear side of back lid (2) has seted up inlet port (10), installs metal dust screen (11) in inlet port (10), is provided with a plurality of vibration mechanism on metal dust screen (11), and the inboard of inlet port (10) is provided with fan (14), and the intercommunication has refrigeration structure on fan (14), and the rear side of back lid (2) is embedded to have a plurality of cooling tubes (4), and a plurality of cooling tubes (4) are equal V type structure, and the outside of a plurality of cooling tubes (4) all is provided with first protective cover (5).

2. A wide temperature range high bright liquid crystal display as defined in claim 1, wherein: the vibration mechanism comprises a vibration plate (12), the vibration plate (12) is arranged on the metal dustproof net (11), a balancing weight (13) is fixedly arranged on the vibration plate (12), and the balancing weight (13) is of a biased oval structure.

3. A wide temperature range high bright liquid crystal display as defined in claim 1, wherein: the second protective cover (9) is installed on the outer side of the air inlet hole (10), and the bottoms of the first protective cover (5) and the second protective cover (9) are both openings.

4. A wide temperature range high bright liquid crystal display as defined in claim 1, wherein: the refrigerating structure comprises a semiconductor refrigerator (6), the semiconductor refrigerator (6) is embedded in the rear side of the rear cover (2), the refrigerating surface of the semiconductor refrigerator (6) is located in the rear cover (2), and the radiating surface of the semiconductor refrigerator (6) is located on the outer side of the rear cover (2) and below the first protective cover (5).

5. A wide temperature range highlighting liquid crystal display as recited in claim 4, wherein: the outer side of the semiconductor refrigerator (6) is provided with a semicircular net (17), and the semicircular net (17) is arranged at the rear side of the rear cover (2).

6. A wide temperature range highlighting liquid crystal display as recited in claim 4, wherein: the inner side of the rear cover (2) is provided with a sealing cylinder (7), the refrigerating surface of the semiconductor refrigerator (6) is positioned in the sealing cylinder (7), the sealing cylinder (7) is communicated with an elbow pipe (8), and the opening of the elbow pipe (8) is downwards arranged.

7. A wide temperature range high bright liquid crystal display as defined in claim 1, wherein: the inner side of the rear cover (2) is provided with a sealing cover (15), the fan (14) is positioned in the sealing cover (15), and a pipeline (16) is communicated between the sealing cover (15) and the sealing cylinder (7).

8. A wide temperature range high bright liquid crystal display as defined in claim 1, wherein: two mounting frames (3) are symmetrically arranged on the rear side of the rear cover (2), and mounting holes are formed in the two mounting frames (3).