CN216827421U

CN216827421U - Liquid crystal display with efficient protection

Info

Publication number: CN216827421U
Application number: CN202123407372.0U
Authority: CN
Inventors: 韦显令
Original assignee: Guangzhou Xiaomi Photoelectric Technology Co ltd
Current assignee: Guangzhou Xiaomi Photoelectric Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-28
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a high-efficiency protective liquid crystal display, which comprises a display screen, wherein a protective shell is arranged at the outer side of the display screen, mounting plates are arranged at the top and the bottom of the protective shell, one of the mounting plates is connected with a lead screw through a first sealing bearing, one end of the lead screw is in threaded connection with a threaded sleeve, one side of the threaded sleeve is provided with a limiting rod, one end of the limiting rod is connected with a first mounting frame, one side of the first mounting frame, which is close to the display screen, is connected with a first transverse plate, two sides of the first mounting frame are in cabinet connection with a first rotating rod positioned in the first mounting frame through a second sealing bearing which is arranged in a penetrating way, the surface of the first rotating rod is provided with a plurality of first bevel gears, the inside of the first mounting frame is provided with a plurality of second rotating rods which are horizontally arranged and penetrate through the transverse plates, when the utility model is used, the protective shell can clean dust attached to the surface of the display screen, the effect of the use effect of the display screen is ensured.

Description

Liquid crystal display with efficient protection

Technical Field

The utility model relates to a LCD technical field especially relates to a LCD of high-efficient protection.

Background

The liquid crystal display is a flat panel display for displaying images on a screen, and the purpose of imaging is achieved by utilizing liquid crystal solution in two polarized materials to rearrange the crystal solution when current passes through the liquid.

The large-scale liquid crystal displays are arranged in office buildings, large-scale markets, meeting places or outdoors for advertising marketing, and due to the fact that the large-scale display screens belong to exposed equipment and are large in size and static electricity exists during use, the surface of a screen exposed in the air for a long time is full of dust, the surface of the display screen and presented images become dark and gray, the using effect of the display screen is reduced, and the liquid crystal display with high-efficiency protection is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art related to the background art and providing a liquid crystal display with high-efficiency protection.

In order to realize the purpose, the utility model adopts the following technical scheme:

a high-efficiency protective liquid crystal display comprises a display screen, wherein a protective shell is arranged on the outer side of the display screen, mounting plates are arranged on the top and the bottom of the protective shell, the bottom of one of the mounting plates is connected with a screw rod through a first sealing bearing, one end of the screw rod is in threaded connection with a threaded sleeve, one side of the threaded sleeve is provided with a limiting rod, one end of the limiting rod is connected with a first mounting frame, one side of the first mounting frame, which is close to the display screen, is connected with a first transverse plate, two sides of the first mounting frame are in cabinet connection with a first rotating rod positioned in the first mounting frame through second sealing bearings which are arranged in a penetrating manner, the surface of the first rotating rod is provided with a plurality of first bevel gears, a plurality of second rotating rods which are penetrated through the transverse plates are horizontally arranged in the first mounting frame, one ends, far away from the display screen, of the plurality of second rotating rods are connected with second bevel gears which are meshed with the first bevel gears, a plurality of the second rotating rod is close to one end of the display screen and is connected with a fixing plate, and the back of the fixing plate is clamped with a wiping cotton sliver.

Preferably, the equal fixedly connected with connecting rod in first installing frame bottom both sides, two the connecting rod bottom is connected with a second installing frame jointly, second installing frame both sides all are connected with a third bull stick jointly through the third sealed bearing that runs through the setting.

Preferably, a plurality of third bevel gears are horizontally arranged on the surface of the third rotating rod in a sleeved mode, the inner walls of two sides of the second mounting frame are connected with a connecting plate together, and the top of the connecting plate is connected with the fourth rotating rod through a plurality of fourth sealing bearings which penetrate through the connecting plate.

Preferably, a plurality of fourth bull stick bottom all is connected with the fourth bevel gear who is connected with a plurality of third bevel gear meshing respectively, and is a plurality of fourth bull stick top all is connected with the fan, second installing frame top inboard is equipped with the filter, second installing frame top is run through and is set up multiunit ventilation groove.

Preferably, the same ends of the first rotating rod and the third rotating rod are both connected with a first gear for transmission, and the bottom of the other mounting plate is fixedly connected with a toothed plate in meshed connection with the first gear.

Preferably, one side of the protective shell, which is far away from the screw rod, is provided with a sliding rod which is respectively connected with the two mounting plates, and one end of the sliding rod is slidably connected with a sliding sleeve.

Preferably, one side of the sliding sleeve is connected with the first mounting frame through a limiting rod, and a motor connected with the screw rod in a transmission mode is arranged at the top of the mounting plate at the top end of the screw rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses when using, have the adnexed dust of surface to the display screen and clear up, guarantee the effect of the result of use of display screen, when needs are cleared up, the starter motor, the motor starts and can drive first installing frame through the lead screw and rise or descend, first gear can drive first bull stick rotation with the cooperation of pinion rack this moment, first bull stick rotation can drive the second bull stick rotation through the cooperation of first bevel gear with the second bevel gear, the second bull stick rotation can drive the fixed plate and clean the silver rotation, and then clean the surface of display screen, guarantee the definition of display screen and formation of image.

2. The utility model discloses when using, still have the dust under will cleaning and adsorb, prevent that it from falling on the display screen, rotate when first lead screw and can drive the second installing frame along with first installing frame synchronous motion through the connecting rod, cooperation through first gear and pinion rack can drive the third bull stick rotation this moment, the third bull stick rotation can drive the fourth bull stick rotation through third bevel gear and fourth bevel gear's cooperation, the fourth bull stick rotation can drive the fan and inhale the second installing frame inside with the dust that gets off cleanly, can adsorb on the filter when the dust passes through the filter, and then guaranteed that the dust that gets off cleanly can not be on the surface of adhesion at the display screen, the definition of display screen and formation of image has further been improved.

3. The utility model discloses when using, still have the cost that reduces the enterprise, save the effect of electric power resource, when a motor starts, can drive the fixed plate and clean the dust on display screen surface with cleaning the silver through first gear and pinion rack, first bevel gear and second bevel gear's cooperation, can drive the fan rotation again through third bevel gear and fourth bevel gear's cooperation simultaneously, thereby adsorb the dust under the cleanness on the filter screen, the operating cost of enterprise has been reduced, electric power resource has been saved.

Drawings

Fig. 1 is a schematic view of an overall structure of a high-efficiency protective liquid crystal display according to the present invention;

fig. 2 is a schematic view of a connection structure between the screw rod and the thread bushing in fig. 1 according to the present invention;

fig. 3 is a schematic view of a disassembled structure of the second mounting frame and the connecting plate in fig. 2 according to the present invention;

fig. 4 is a schematic view of a split structure of the first bevel gear and the second bevel gear in fig. 2 according to the present invention;

in the figure: 1. a display screen; 2. a protective shell; 3. mounting a plate; 4. a screw rod; 5. a threaded sleeve; 6. a first mounting frame; 7. a first rotating lever; 8. a first bevel gear; 9. a limiting rod; 10. a second rotating rod; 11. a second bevel gear; 12. a fixing plate; 13. wiping the cotton sliver; 14. a second mounting frame; 15. a third rotating rod; 16. a third bevel gear; 17. a connecting plate; 18. a fourth rotating rod; 19. a fan; 20. a filter plate; 21. a first gear; 22. a toothed plate; 23. a slide bar; 24. A sliding sleeve; 25. a motor; 26. and a fourth bevel gear.

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.

Referring to fig. 1-4, a high-efficiency protective liquid crystal display comprises a display screen 1, a protective shell 2 is arranged outside the display screen 1, mounting plates 3 are arranged on both the top and bottom sides of the protective shell 2, the bottom of one of the mounting plates 3 is connected with a screw rod 4 through a first seal bearing, one end of the screw rod 4 is in threaded connection with a threaded sleeve 5, one side of the threaded sleeve 5 is provided with a limit rod 9, one end of the limit rod 9 is connected with a first mounting frame 6, one side of the first mounting frame 6, which is close to the display screen 1, is connected with a first rotating rod 7 positioned in the first mounting frame 6, the surface of the first rotating rod 7 is provided with a plurality of first bevel gears 8, a plurality of second rotating rods 10 which penetrate through the transverse plates are horizontally arranged in the first mounting frame 6, one ends of the plurality of second rotating rods 10, which are far away from the display screen 1, are connected with second bevel gears 11 which are engaged with the first bevel gears 8, one end of each of the second rotating rods 10 close to the display screen 1 is connected with a fixed plate 12, the back of each of the fixed plates 12 is clamped with a wiping cotton sliver 13, when the display screen 1 needs to be cleaned, the motor 25 is started, the motor 25 can drive the screw rod 4 to rotate when being started, the screw rod 4 can drive the first mounting frame 6 to move when rotating, the second mounting frame 14 can be driven by the first mounting frame 6 to move when moving, when first installing frame 6 and second installing frame 14 remove can drive first bull stick 7 and remove, first bull stick 7 removes and can drive the first gear 21 rotation of first bull stick 7 one end through pinion rack 22, first gear 21 rotates and can drive second bull stick 10 through the cooperation of first bevel gear 8 with second bevel gear 11 and rotate, second bull stick 10 rotates and can drive fixed plate 12 and clean silver 13 and rotate, and then clean the surface of display screen 1, guarantee the definition of display screen 1 and formation of image.

Referring to fig. 1-4, the two sides of the bottom of the first mounting frame 6 are fixedly connected with connecting rods, the bottom ends of the two connecting rods are connected with a second mounting frame 14, the two sides of the second mounting frame 14 are connected with a third rotating rod 15 through a third sealing bearing which runs through the first sealing bearing, when the second mounting frame 14 moves, the third rotating rod 15 can be driven by a first gear 21 to rotate, the third rotating rod 15 can be driven to rotate by a third bevel gear 16, the third bevel gear 16 can be driven to rotate by a fourth bevel gear 26, the fourth bevel gear 26 can be driven by a fourth rotating rod 18 to rotate, and then a fan 19 can be driven to rotate, and further cleaned dust can be adsorbed inside the second mounting frame 14.

Referring to fig. 1-4, a plurality of third bevel gears 16 are horizontally sleeved on the surface of the third rotating rod 15, the inner walls of two sides of the second mounting frame 14 are jointly connected with a connecting plate 17, the top of the connecting plate 17 is connected with a fourth rotating rod 18 through a plurality of fourth sealing bearings which penetrate through the connecting plate, when the third rotating rod 15 rotates, the third bevel gears 16 can be driven to rotate, the third bevel gears 16 can drive the fourth bevel gears 26 to rotate, further the fourth rotating rod 18 is driven to rotate, the fourth rotating rod 18 can drive the fan 19 to rotate when rotating, the operating cost of enterprises is reduced, and the power resources are saved.

Referring to fig. 1-4, the bottom ends of the fourth rotating rods 18 are connected with fourth bevel gears 26 respectively meshed with the third bevel gears 16, the top ends of the fourth rotating rods 18 are connected with fans 19, a filter plate 20 is arranged on the inner side of the top of the second mounting frame 14, a plurality of groups of ventilation grooves are arranged in the top of the second mounting frame 14 in a penetrating mode, when dust is sucked into the second mounting frame 14, the dust can be adhered to the filter plate 20, and the dust can be effectively prevented from falling onto the display screen 1 again.

Referring to fig. 1, 2 and 4, the same ends of the first rotating rod 7 and the third rotating rod 15 are connected with a first gear 21 for transmission, a toothed plate 22 which is fixedly connected with the bottom of the other mounting plate 3 and is meshed with the first gear 21 is arranged at the same end of the first rotating rod 7, when the first mounting frame 6 and the second mounting frame 14 ascend and descend, the first rotating rod 7 and the third rotating rod 15 can move, the two first gears 21 move at the moment, the first gear 21 can be driven to move through the toothed plate 22, the first gear 21 can drive the first rotating rod 7 and the third rotating rod 15 to rotate, the display screen 1 can be cleaned, and the cleaned dust can be sucked into the second mounting frame 14.

Referring to fig. 1, 2, one side that lead screw 4 was kept away from to protective housing 2 is equipped with the slide bar 23 that is connected with two mounting panels 3 respectively, slide bar 23 one end sliding connection has sliding sleeve 24, can drive thread bush 5 when lead screw 4 rotates and remove, can drive first installing frame 6 when thread bush 5 removes, first installing frame 6 removes the direction that can drive sliding sleeve 24 along slide bar 23 and removes, make the removal that first installing frame 6 can be stable, can carry on spacingly again to thread bush 5.

Referring to fig. 1 and 2, one side of the sliding sleeve 24 is connected with the first mounting frame 6 through a limiting rod 9, a motor 25 in transmission connection with the screw rod 4 is arranged at the top of the mounting plate 3 at the top end of the screw rod 4, a sealing box connected with the mounting plate 3 is arranged at the top of the motor 25, and the motor 25 is the prior art and is not described herein in detail, so as to protect the motor 25.

In the utility model, when the user needs to use the device, the motor 25 is started through the external controller, the motor 25 can drive the screw rod 4 to rotate when being started, the screw rod 4 can drive the first mounting frame 6 to move, the first mounting frame 6 can drive the second mounting frame 14 to move, the first rotating rod 7 can be driven to move when the first mounting frame 6 and the second mounting frame 14 move, the first rotating rod 7 can drive the first gear 21 at one end of the first rotating rod 7 to rotate through the toothed plate 22, the first gear 21 can drive the second rotating rod 10 to rotate through the matching of the first bevel gear 8 and the second bevel gear 11, the second rotating rod 10 can drive the fixed plate 12 and the wiping cotton strip 13 to rotate, further, the surface of the display screen 1 is cleaned, meanwhile, the third rotating rod 15 can be driven to rotate through the first gear 21 when the second mounting frame 14 moves, the third rotating rod 15 rotates to drive the third bevel gear 16 to rotate, the third bevel gear 16 rotates to drive the fourth bevel gear 26 to rotate, the fourth bevel gear 26 drives the fourth rotating rod 18 to rotate, the fan 19 can be driven to rotate, and the cleaned dust can be adsorbed on the filter plate 20 inside the second mounting frame 14.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A high-efficiency protection liquid crystal display comprises a display screen (1) and is characterized in that a protective shell (2) is arranged on the outer side of the display screen (1), mounting plates (3) are arranged on the top and the bottom of the protective shell (2), the bottom of one of the mounting plates (3) is connected with a lead screw (4) through a first sealing bearing, one end of the lead screw (4) is in threaded connection with a threaded sleeve (5), one side of the threaded sleeve (5) is provided with a limiting rod (9), one end of the limiting rod (9) is connected with a first mounting frame (6), one side, close to the display screen (1), of the first mounting frame (6) is connected with a first transverse plate, the two sides of the first mounting frame (6) are connected with a first rotating rod (7) positioned in the first mounting frame (6) through a second sealing bearing cabinet body which is arranged in a penetrating manner, the surface of the first rotating rod (7) is provided with a plurality of first bevel gears (8), first installing frame (6) inside is that the level sets up a plurality of second bull stick (10) that run through the diaphragm, and is a plurality of display screen (1) one end is kept away from in second bull stick (10) all is connected with second bevel gear (11) be connected with first bevel gear (8) meshing, and is a plurality of second bull stick (10) are close to display screen (1) one end and all are connected with fixed plate (12), and are a plurality of the equal joint in fixed plate (12) back has cleans silver (13).

2. The lcd with high protection efficiency as claimed in claim 1, wherein the first mounting frame (6) has connecting rods fixedly connected to both sides of the bottom thereof, the two connecting rods have a second mounting frame (14) connected to the bottom thereof, and the second mounting frame (14) has a third rotating rod (15) connected to both sides thereof via a third sealing bearing disposed therethrough.

3. The liquid crystal display with high protection efficiency as claimed in claim 2, wherein a plurality of third bevel gears (16) are horizontally sleeved on the surface of the third rotating rod (15), a connecting plate (17) is commonly connected to the inner walls of the two sides of the second mounting frame (14), and a fourth rotating rod (18) is connected to the top of the connecting plate (17) through a plurality of fourth sealed bearings arranged in a penetrating manner.

4. The liquid crystal display with high protection efficiency as claimed in claim 3, wherein the bottom ends of a plurality of the fourth rotating rods (18) are connected with fourth bevel gears (26) respectively meshed with a plurality of third bevel gears (16), the top ends of a plurality of the fourth rotating rods (18) are connected with fans (19), the inner side of the top of the second mounting frame (14) is provided with a filter plate (20), and a plurality of groups of ventilation slots are arranged through the top of the second mounting frame (14).

5. The high-efficiency protection liquid crystal display device as claimed in claim 1, wherein the first rotating rod (7) and the third rotating rod (15) are connected with a first gear (21) for transmission at the same end, and a toothed plate (22) meshed with the first gear (21) is fixedly connected to the bottom of the other mounting plate (3).

6. The liquid crystal display with high protection efficiency as claimed in claim 5, wherein a side of the protective shell (2) far away from the screw rod (4) is provided with a sliding rod (23) respectively connected with the two mounting plates (3), and one end of the sliding rod (23) is slidably connected with a sliding sleeve (24).

7. The high-efficiency protective liquid crystal display as claimed in claim 6, wherein one side of the sliding sleeve (24) is connected with the first mounting frame (6) through a limiting rod (9), and the top of the mounting plate (3) at the top end of the screw rod (4) is provided with a motor (25) in transmission connection with the screw rod (4).