CN210865465U

CN210865465U - Dustproof liquid crystal display

Info

Publication number: CN210865465U
Application number: CN201921788655.4U
Authority: CN
Inventors: 钟海彪
Original assignee: Xiamen Zhengxinyuan Photoelectric Technology Co ltd
Current assignee: Xiamen Zhengxinyuan Photoelectric Technology Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-06-26
Anticipated expiration: 2029-10-23

Abstract

The utility model discloses a dustproof liquid crystal screen in the technical field of liquid crystal screens, which comprises a liquid crystal screen body and a dustproof shell, wherein dust removing sponge is arranged between the upper frame and the lower frame of the dustproof shell, the dust removing sponge is wrapped on a roller, the upper end of the roller enters the upper part of the dustproof shell and is connected with a motor rotating shaft, the motor rotating shaft is connected with a gear, the gear is meshed with a rack, the top of the motor rotating shaft is connected with a motor, the motor is fixed on a first slide block, the first slide block is slidably connected with a first slide rail, the lower end of the roller vertically extends into the lower part of the dustproof shell, the bottom of the roller is fixedly connected with a second slide block through a roller mounting seat, the second slide block is slidably connected with a second slide rail fixed on the inner wall of the dustproof shell, the dustproof liquid crystal screen can replace manpower to carry out regular dust removing work on the liquid crystal, the dust removal is more convenient.

Description

Dustproof liquid crystal display

Technical Field

The utility model relates to a LCD screen technical field specifically is a dustproof LCD screen.

Background

Liquid crystal is a display device using liquid crystal as a material, which is an organic compound between a solid state and a liquid state, and becomes a transparent liquid state when heated and becomes a crystallized turbid solid state after cooled. Under the action of the electric field, the liquid crystal molecules change in arrangement, thereby affecting the change of light passing through the liquid crystal molecules, and the change of light can be expressed as light and shade change through the action of the polarizer. Thus, people finally control the light and shade change of the light through controlling the electric field, thereby achieving the purpose of displaying images.

For outdoor large-scale propaganda liquid crystal screen, after the outdoor large-scale propaganda liquid crystal screen is used for a period of time, because the outdoor environment is in, a lot of dust is easily accumulated on the surface of the liquid crystal screen, the propaganda effect of the liquid crystal screen can be influenced, and a lot of inconvenience can be caused to the dust removal cleaning work in consideration of the reasons that the screen is large, the height of the screen is high, and the like.

Based on this, the utility model designs a dustproof LCD screen to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dustproof LCD screen to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme: a dustproof liquid crystal screen comprises a liquid crystal screen body and a dustproof shell, wherein dust removal sponge is arranged between an upper frame and a lower frame of the dustproof shell and is in contact with the surface of the liquid crystal screen body, the dust removal sponge is wrapped on a roller in a cylindrical shape, the upper end of the roller vertically extends into the upper part of the dustproof shell and is connected with the lower end of a connecting sleeve, the upper end of the connecting sleeve is connected with a motor rotating shaft, the outer wall of the motor rotating shaft is fixedly connected with a gear, the gear is meshed with a rack, the rack is fixedly connected onto the inner wall of the dustproof shell, the top of the motor rotating shaft is connected with a motor, the motor is arranged on a first sliding block through a motor mounting seat, the first sliding block is in sliding connection with a first sliding rail, the first sliding rail is fixedly connected onto the inner wall of the dustproof shell, and the lower end of the roller vertically extends into, the bottom of the roller is rotatably connected with the roller mounting seat, the roller is fixedly connected to the second slider through the roller mounting seat, the second slider is slidably connected with the second slide rail, and the second slide rail is fixedly connected to the inner wall of the dustproof shell.

Preferably, the left side and the right side of the dustproof shell are provided with heat dissipation ports, and dustproof nets are arranged in the heat dissipation ports.

Preferably, the top end and the bottom end in the dustproof shell are both provided with an electrostatic dust removal layer.

Preferably, the middle position of the bottom of the dustproof shell is fixedly connected with a base.

Preferably, limit stops are arranged on two sides of the first sliding rail and two sides of the second sliding rail.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has reasonable structure and design, the motor is used for driving the motor rotating shaft to move, and the gear is fixedly connected with the outer wall of the motor rotating shaft, the gear can also rotate due to the rotation of the motor rotating shaft, and the gear and the rack are mutually meshed, so the gear can do left-right linear motion on the rack, the rotating shaft of the motor can directly drive the rolling shaft to rotate, the rolling shaft can do left-right linear motion along with the gear, and the rotation of the rolling shaft drives the dust removal sponge to rotate, therefore, the dust removing sponge can rotate along with the roller, and can move horizontally on the liquid crystal screen, so that dust on the whole liquid crystal screen can be well removed, the screen surface of the liquid crystal screen is kept clean, and the design is as follows, for outdoor large-scale propaganda liquid crystal screens, the dust removal device can replace manpower to carry out regular dust removal work on the liquid crystal screens, so that the dust removal is more convenient and faster; in addition, dustproof housing will regard as the shell of LCD screen, wraps up the LCD screen most and has also played fine dustproof effect, and the electrostatic precipitator layer makes the dust that is close to the LCD screen adsorbed, has fine dustproof effect, and the dustproof housing left and right sides all is provided with the thermovent, can play the radiating effect for the LCD screen keeps good state, helps improving life.

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 these drawings without creative efforts.

FIG. 1 is a side sectional view of the present invention;

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a side view of the structure of the present invention.

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

the liquid crystal display comprises a liquid crystal display body, a dustproof shell, a dust removal sponge, a roller, a connecting sleeve, a motor rotating shaft, a gear, a rack, a motor mounting seat, a first sliding block, a first sliding rail, a roller mounting seat, a second sliding block, a second sliding rail, a heat dissipation port, a dustproof net, an electrostatic dust removal layer, a base and a limit stop, and the dustproof screen comprises a base, a dustproof layer, a dust removal sponge, a roller and a limiting stop, wherein the liquid crystal display comprises a liquid crystal display body 1, a dustproof shell 2, a dust removal sponge 3, a roller, a.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a dustproof liquid crystal screen comprises a liquid crystal screen body 1 and a dustproof shell 2, dust removal sponge 3 is arranged between the upper frame and the lower frame of the dustproof shell 2, the dust removal sponge 3 is contacted with the surface of the liquid crystal screen body 1, the dust removal sponge 3 is wrapped on a roller 4 in a cylindrical shape, the upper end of the roller 4 vertically extends into the upper part of the dustproof shell 2 and is connected with the lower end of a connecting sleeve 5, the upper end of the connecting sleeve 5 is connected with a motor rotating shaft 6, the outer wall of the motor rotating shaft 6 is fixedly connected with a gear 7, the gear 7 is meshed with a rack 8, the rack 8 is fixedly connected with the inner wall of the dustproof shell 2, the top of the motor rotating shaft 6 is connected with a motor 9, the motor is installed on a first sliding block 11 through a motor installation seat 10, the first sliding block 11 is connected with a first sliding rail 12 in a sliding manner, the first sliding rail 12 is fixedly, the bottom of roller 4 rotates with roller mount pad 13 to be connected, and roller 4 passes through roller mount pad 13 fixed connection on second slider 14, second slider 14 and second slide rail 15 sliding connection, and second slide rail 15 fixed connection is at the inner wall of dust cover 2.

Wherein, the left and right sides of dust cover 2 is provided with thermovent 16, be equipped with dust screen 17 in the thermovent 16, dust screen 17 sets to network structure, existing dustproof effect, can play radiating function again, the inside top and the bottom of dust cover 2 all are provided with electrostatic precipitator layer 18, electrostatic precipitator layer 18 has fine dust absorption and dust removal effect, make the dust that is close to the LCD screen adsorbed, fine dustproof effect has, the bottom intermediate position fixedly connected with base 19 of dust cover 2, base 19 highly sets up higher and stable in structure, satisfy the outdoor propaganda effect of LCD screen, the both sides of first slide rail 12 and second slide rail 15 all are provided with limit stop 20, set up limit stop 20, make two sliders can slide and not the landing on the slide rail of injecing, guarantee the gliding scope of slider.

One specific application of this embodiment is: when the dust removal sponge device is used, the motor 9 is started to enable the motor rotating shaft 6 to move, the gear 7 is fixedly connected to the outer wall of the motor rotating shaft 6, the gear 7 can also rotate due to the rotation of the motor rotating shaft 6, and the gear 7 and the rack 8 are meshed with each other, so that the gear 7 can do left-right linear motion on the rack 8, the motor rotating shaft 6 can directly drive the roller 4 to rotate, the roller 4 can also do left-right linear motion along with the gear 7, at the moment, the motor rotating shaft 6, the gear 7 and the roller 4 can all do left-right linear motion together, the motor 9 fixed on the first sliding block 11 also does left-right linear motion on the first sliding rail 12 along with the gear, and the dust removal sponge 3 can rotate due to the rotation of the roller 4, so that the dust removal sponge 3 can do self-rotation along with the roller 4 and can also do horizontal, dust on the surface of the whole liquid crystal display body 1 can be well removed, so that the screen surface of the liquid crystal display body 1 is kept neat, meanwhile, the lower end of the rolling shaft 4 is fixedly connected to the second sliding block 14 through the rolling shaft mounting seat 13, so that the lower end of the rolling shaft 4 can move left and right along with the rolling shaft 4 on the second sliding rail 15, the effect of fixing the lower end of the rolling shaft 4 is achieved, the rolling shaft 4 can better move horizontally, and the design can replace manpower to perform regular dust removal work on the liquid crystal display screen for outdoor large-scale propaganda liquid crystal display screens, and the dust removal is more convenient; in addition, dust cover 2 is as the dustcoat of LCD screen, and it has also played fine dustproof effect to wrap up the LCD screen most, and electrostatic precipitator layer 18 utilizes the effect of static for the dust that is close to the LCD screen is adsorbed, has fine dustproof effect, and the dust cover 2 left and right sides all is provided with thermovent 16, can play the radiating effect, makes the LCD screen keep good state, helps improving life.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 invention. 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 present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention 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 invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a dustproof LCD screen, includes LCD screen body (1) and dust cover (2), its characterized in that: the dust removal sponge (3) is arranged between an upper frame and a lower frame of the dust-proof shell (2), the dust removal sponge (3) is in contact with the surface of the liquid crystal screen body (1), the dust removal sponge (3) is wrapped on the roller (4) in a cylindrical shape, the upper end of the roller (4) vertically extends into the upper portion of the dust-proof shell (2) and is connected with the lower end of the connecting sleeve (5), the upper end of the connecting sleeve (5) is connected with the motor rotating shaft (6), the outer wall of the motor rotating shaft (6) is fixedly connected with the gear (7), the gear (7) is meshed with the rack (8), the rack (8) is fixedly connected on the inner wall of the dust-proof shell (2), the top of the motor rotating shaft (6) is connected with the motor (9), and the motor is installed on the first sliding block (11) through the motor installation seat (10, first slider (11) and first slide rail (12) sliding connection, first slide rail (12) fixed connection be in the inner wall of dust cover (2), the lower extreme of roller bearing (4) extends perpendicularly and gets into the lower part of dust cover (2), the bottom and the roller bearing mount pad (13) of roller bearing (4) rotate to be connected, roller bearing (4) are through roller bearing mount pad (13) fixed connection on second slider (14), second slider (14) and second slide rail (15) sliding connection, second slide rail (15) fixed connection be in the inner wall of dust cover (2).

2. The dustproof liquid crystal screen according to claim 1, wherein: the left side and the right side of the dustproof shell (2) are provided with heat dissipation ports (16), and dustproof nets (17) are arranged in the heat dissipation ports (16).

3. The dustproof liquid crystal screen according to claim 1, wherein: and the top end and the bottom end inside the dustproof shell (2) are both provided with an electrostatic dedusting layer (18).

4. The dustproof liquid crystal screen according to claim 1, wherein: the middle position of the bottom of the dustproof shell (2) is fixedly connected with a base (19).

5. The dustproof liquid crystal screen according to claim 1, wherein: and limit stops (20) are arranged on two sides of the first sliding rail (12) and the second sliding rail (15).