CN216084181U

CN216084181U - Liquid crystal display with dustproof function

Info

Publication number: CN216084181U
Application number: CN202121977051.1U
Authority: CN
Inventors: 韦梓琦
Original assignee: Fujian Fushengda Electronics Co ltd
Current assignee: Fujian Fushengda Electronics Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-03-18
Anticipated expiration: 2031-08-23

Abstract

The utility model discloses a liquid crystal display screen with a dustproof function, which comprises a display screen body, wherein a first stepping motor is fixedly arranged on the right side of the display screen body through an installation seat, a screw rod is fixedly arranged on an output shaft of the first stepping motor, a screw block is in threaded connection with the surface of the screw rod, a second connecting rod is fixedly arranged on the left side of the screw block, a dust removing plate is fixedly arranged on the left side of the second connecting rod, and a heat dissipation box is fixedly arranged on the back side of the display screen body. The utility model is provided with the display screen body, the screw rod, the first stepping motor, the dust removing plate, the first connecting rod, the screw block, the protection box, the fan blade, the second stepping motor, the ventilation net, the heat dissipation box, the heat dissipation fins, the second connecting rod and the ventilation holes, and solves the problems that the existing liquid crystal display screen is poor in dustproof effect, dust can be accumulated on the surface of the liquid crystal display screen in long-time use, the liquid crystal display screen can be damaged for a long time, and the heat dissipation effect is poor.

Description

Liquid crystal display with dustproof function

Technical Field

The utility model relates to the technical field of liquid crystal display screens, in particular to a liquid crystal display screen with a dustproof function.

Background

Liquid crystal display belongs to a flat panel display, a screen display for TV and computer, the advantage of this display is that power consumption is low, small and the radiation is low, liquid crystal display has used the liquid crystal solution among two polarization materials, make the electric current can make quartzy rearrangement reach the purpose of formation of image when passing through this liquid, but current liquid crystal display dustproof effect is not good, in long-time use, the surface can accumulate the dust, can cause the damage to liquid crystal display for a long time, and the radiating effect is not good, for this reason, we provide a liquid crystal display with dustproof function.

SUMMERY OF THE UTILITY MODEL

Solves the technical problem

Aiming at the defects of the prior art, the utility model provides the liquid crystal display screen with the dustproof function, which has the advantages of good dustproof effect and good heat dissipation effect, and solves the problems that the existing liquid crystal display screen has poor dustproof effect, dust can be accumulated on the surface of the liquid crystal display screen in long-time use, the liquid crystal display screen can be damaged for a long time, and the heat dissipation effect is poor.

Technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a liquid crystal display screen with a dustproof function comprises a display screen body, wherein a first stepping motor is fixedly arranged on the right side of the display screen body through a mounting seat, a screw rod is fixedly arranged on an output shaft of the first stepping motor, a screw block is connected to the surface of the screw rod in a threaded manner, a second connecting rod is fixedly arranged on the left side of the screw block, a dust removing plate is fixedly arranged on the left side of the second connecting rod, a heat dissipation box is fixedly arranged on the back side of the display screen body, a plurality of heat dissipation fins are arranged on the back side of the display screen body, the other ends of the heat dissipation fins penetrate through the heat dissipation box and extend to the inner cavity of the heat dissipation box, a protection box is fixedly arranged on the back side of the heat dissipation box, a second stepping motor is fixedly arranged in the inner cavity of the protection box through a bracket, fan blades are fixedly arranged on the output shaft of the second stepping motor, and ventilation nets are arranged at the front end and the back end of the protection box, the bottom of the protection box is provided with a ventilation hole.

Preferably, the top fixed mounting on display screen body right side has the roof, the bottom fixed mounting of roof has the bearing of using with the screw rod cooperation.

Preferably, the left side fixed mounting of display screen body has the backplate, the left side fixed mounting of dust removal board has the head rod, the other end fixed mounting of head rod has the slider, the spout that uses with the slider cooperation is seted up on the right side of backplate.

Preferably, the periphery of the bottom of the display screen body is fixedly provided with connecting columns, and the bottom of each connecting column is fixedly provided with a base.

Preferably, the dust removal plate is of a rectangular structure, and the back of the dust removal plate is provided with a sponge strip.

Preferably, the lower extreme at the heat dissipation box back is provided with control switch, and control switch's surface is provided with the protecting film.

Advantageous effects

Compared with the prior art, the utility model provides a liquid crystal display screen with a dustproof function, which has the following beneficial effects:

1. according to the utility model, the first stepping motor is turned on, the first stepping motor drives the screw rod to rotate, the screw rod drives the screw block to move downwards, the screw block drives the second connecting rod to move downwards, the second connecting rod drives the dust removal plate to move downwards, the dust removal plate wipes off dust on the surface of the display screen body, the heat in the display screen body can be guided out into the heat dissipation box by the heat dissipation fins, when the power is on, the second stepping motor drives the fan blades to rotate, outside air enters the heat dissipation box along the vent holes and then is discharged out of the heat dissipation box along the ventilation net, the heat dissipation purpose is achieved, the problem that the existing liquid crystal display screen is poor in dustproof effect, dust can be accumulated on the surface of the liquid crystal display screen during long-time use, the liquid crystal display screen can be damaged for a long time, and the heat dissipation effect is poor is solved.

2. The control switch is used for controlling the switch of each electric appliance, the top plate and the bearing enable the screw to be more stable, the guard plate, the sliding groove, the sliding block and the first connecting rod enable the dust removing plate to be more stable, and the base and the connecting column enable the display screen body to be stable.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 3 is an enlarged view of the structure of the present invention at B;

FIG. 4 is a schematic view of a cross-sectional enlarged structure of the present invention in a right-side view.

In the figure: 1. a display screen body; 2. a screw; 3. a first stepper motor; 4. a base; 5. connecting columns; 6. a guard plate; 7. a chute; 8. a dust removal plate; 9. a slider; 10. a first connecting rod; 11. a top plate; 12. a bearing; 13. a screw block; 14. a protection box; 15. a fan blade; 16. a second stepping motor; 17. a ventilation net; 18. a heat dissipation box; 19. a heat dissipating fin; 20. a second connecting rod; 21. a vent hole; 22. and controlling the switch.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The display screen body 1, the screw rod 2, the first stepping motor 3, the base 4, the connecting column 5, the protective plate 6, the sliding chute 7, the dust removing plate 8, the sliding block 9, the first connecting rod 10, the top plate 11, the bearing 12, the screw block 13, the protective box 14, the fan blades 15, the second stepping motor 16, the ventilation net 17, the heat dissipation box 18, the heat dissipation fins 19, the second connecting rod 20, the ventilation hole 21 and the control switch 22 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the display screen are known by technicians or conventional experimental methods.

Referring to fig. 1-4, a liquid crystal display screen with a dustproof function comprises a display screen body 1, connecting columns 5 are fixedly mounted on the periphery of the bottom of the display screen body 1, a base 4 is fixedly mounted at the bottom of each connecting column 5, the display screen body 1 is stable due to the base 4 and the connecting columns 5, a first stepping motor 3 is fixedly mounted on the right side of the display screen body 1 through a mounting seat, a screw 2 is fixedly mounted on an output shaft of the first stepping motor 3, a top plate 11 is fixedly mounted on the top of the right side of the display screen body 1, a bearing 12 matched with the screw 2 is fixedly mounted at the bottom of the top plate 11, the screw 2 is more stable due to the top plate 11 and the bearing 12, a screw block 13 is in threaded connection with the surface of the screw 2, a second connecting rod 20 is fixedly mounted on the left side of the screw block 13, a dedusting plate 8 is fixedly mounted on the left side of the second connecting rod 20, the dedusting plate 8 is of a rectangular structure, the back of the dust removing plate 8 is provided with a sponge strip, the left side of the display screen body 1 is fixedly provided with a protective plate 6, the left side of the dust removing plate 8 is fixedly provided with a first connecting rod 10, the other end of the first connecting rod 10 is fixedly provided with a slide block 9, the right side of the protective plate 6 is provided with a slide groove 7 matched with the slide block 9 for use, the protective plate 6, the slide groove 7, the slide block 9 and the first connecting rod 10 enable the dust removing plate 8 to be more stable, the back of the display screen body 1 is fixedly provided with a heat dissipation box 18, the lower end of the back of the heat dissipation box 18 is provided with a control switch 22, the surface of the control switch 22 is provided with a protective film, the control switch 22 is used for controlling the on and off of each electric appliance, the back of the display screen body 1 is provided with a plurality of heat dissipation fins 19, the other ends of the heat dissipation fins 19 penetrate through the heat dissipation box 18 and extend to the inner cavity of the heat dissipation box 18, the back of the heat dissipation box 18 is fixedly provided with a protective box 14, a second stepping motor 16 is fixedly arranged in the inner cavity of the protection box 14 through a bracket, fan blades 15 are fixedly arranged on an output shaft of the second stepping motor 16, ventilation nets 17 are arranged at the front end and the rear end of the protection box 14, a ventilation hole 21 is formed in the bottom of the protection box 14, the first stepping motor 3 is started, the first stepping motor 3 drives the screw rod 2 to rotate, the screw rod 2 drives the screw block 13 to move downwards, the screw block 13 drives the second connecting rod 20 to move downwards, the second connecting rod 20 drives the dust removing plate 8 to move downwards, the dust removing plate 8 wipes off dust on the surface of the display screen body 1, the heat dissipation fins 19 can guide heat in the display screen body 1 into the heat dissipation box 18, when the power is on, the second stepping motor 16 drives the fan blades 15 to rotate, outside air enters the heat dissipation box 18 along the ventilation hole 21 and then is discharged out of the heat dissipation box 18 along the ventilation nets 17, the heat dissipation purpose is achieved, and the problem that the existing liquid crystal display screen is poor in dustproof effect is solved, in long-time use, the surface can accumulate the dust, can cause the damage to liquid crystal display for a long time, and the not good problem of radiating effect.

When the dustproof heat dissipation device is used, the first stepping motor 3 is turned on, the first stepping motor 3 drives the screw rod 2 to rotate, the screw rod 2 drives the screw block 13 to move downwards, the screw block 13 drives the second connecting rod 20 to move downwards, the second connecting rod 20 drives the dust removal plate 8 to move downwards, the dust removal plate 8 wipes off dust on the surface of the display screen body 1, the heat dissipation fins 19 can guide heat in the display screen body 1 out of the heat dissipation box 18, during power on, the second stepping motor 16 drives the fan blades 15 to rotate, outside air enters the heat dissipation box 18 along the vent holes 21, then the heat dissipation box 18 is discharged along the ventilation net 17, the purpose of heat dissipation is achieved, the problem that the existing liquid crystal display screen is poor in dustproof effect is solved, in long-time use, dust can be accumulated on the surface, the liquid crystal display screen can be damaged for a long time, and the heat dissipation effect is not good is solved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a liquid crystal display with dustproof function, includes display body (1), its characterized in that: the display screen comprises a display screen body (1), wherein a first stepping motor (3) is fixedly arranged on the right side of the display screen body (1) through a mounting seat, a screw rod (2) is fixedly arranged on an output shaft of the first stepping motor (3), a screw block (13) is connected to the surface of the screw rod (2) in a threaded manner, a second connecting rod (20) is fixedly arranged on the left side of the screw block (13), a dust removing plate (8) is fixedly arranged on the left side of the second connecting rod (20), a heat dissipation box (18) is fixedly arranged on the back side of the display screen body (1), a plurality of heat dissipation fins (19) are arranged on the back side of the display screen body (1), the other ends of the heat dissipation fins (19) penetrate through the heat dissipation box (18) and extend to the inner cavity of the heat dissipation box (18), a protection box (14) is fixedly arranged on the back side of the heat dissipation box (18), and a second stepping motor (16) is fixedly arranged on the inner cavity of the protection box (14) through a support, an output shaft of the second stepping motor (16) is fixedly provided with fan blades (15), ventilation nets (17) are arranged at the front end and the rear end of the protection box (14), and ventilation holes (21) are formed in the bottom of the protection box (14).

2. The liquid crystal display panel with a dustproof function according to claim 1, characterized in that: the top fixed mounting on display screen body (1) right side has roof (11), the bottom fixed mounting of roof (11) has bearing (12) with screw rod (2) cooperation use.

3. The liquid crystal display panel with a dustproof function according to claim 1, characterized in that: the utility model discloses a dust removal screen, including display screen body (1), the left side fixed mounting of display screen body (1) has backplate (6), the left side fixed mounting of dust removal board (8) has head rod (10), the other end fixed mounting of head rod (10) has slider (9), spout (7) that use with slider (9) cooperation are seted up on the right side of backplate (6).

4. The liquid crystal display panel with a dustproof function according to claim 1, characterized in that: all fixed mounting have spliced pole (5) around display screen body (1) bottom, the bottom fixed mounting of spliced pole (5) has base (4).

5. The liquid crystal display panel with a dustproof function according to claim 1, characterized in that: the dust removal plate (8) is of a rectangular structure, and the back of the dust removal plate (8) is provided with a sponge strip.

6. The liquid crystal display panel with a dustproof function according to claim 1, characterized in that: the lower extreme at heat dissipation box (18) back is provided with control switch (22), and control switch (22)'s surface is provided with the protecting film.