CN216793217U

CN216793217U - Ventilation and heat dissipation box body of LED display screen

Info

Publication number: CN216793217U
Application number: CN202123254348.8U
Authority: CN
Inventors: 李瑛�; 郝宗潮; 李新辉; 黄立敏; 黄伟燕; 郭阳; 付丽娟; 胡日浩; 汤洪波; 刘秋河
Original assignee: Shenzhen Infiled Electronics Co Ltd
Current assignee: Shenzhen Infiled Electronics Co Ltd
Priority date: 2021-12-22
Filing date: 2021-12-22
Publication date: 2022-06-21
Anticipated expiration: 2031-12-22

Abstract

The utility model relates to the technical field of LED screen heat dissipation, in particular to a ventilation and heat dissipation box body of an LED display screen. The rotating shaft is driven to rotate by the second motor, the rotating shaft drives the fan to be connected through the longitudinal conical gear, the heat in the fixing rod can be discharged from the louver through the radiating pipe by the rotation of the fan, the louver can be blown open by the fan during working, dust and heat in the louver can be cleaned, the louver loses a power source and is closed when the fan does not work, the dust can be prevented from entering, and the fixing rod is arranged into a trapezoid, so that the heat on the surface of the screen can be better collected by the fan.

Description

Ventilation and heat dissipation box body of LED display screen

Technical Field

The utility model relates to the technical field of LED screen heat dissipation, in particular to a ventilation and heat dissipation box body of an LED display screen.

Background

The LED display screen is a flat panel display, is formed by splicing LED module panels, is used for displaying equipment of various information such as characters, images, videos and the like, and is widely applied to places such as railway stations, markets, bus stations and the like.

However, after the existing LED display device is used for a long time, the heat dissipation effect of the components of the device is poor, timely heat dissipation is not achieved, the components of the device are easily damaged, the service life of the device is short, dust can be accumulated on the surface of a screen when the device is used, the using effect of the device is affected, the device is generally cleaned manually by workers, the practicability of the device is poor, and the device is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ventilation and heat dissipation box body of an LED display screen, and aims to solve the problems that the heat dissipation effect of the device provided by the background technology is poor, and the device does not change to clean dust on the surface of the screen.

In order to achieve the above object, the present invention provides a technical solution,

the utility model provides a LED display screen ventilation heat dissipation box, includes:

the machine body comprises a base, wherein the surface of the base is fixedly connected with a screen, the surface of the base is fixedly connected with a protective cover, the inner side of the protective cover is fixedly connected with a first motor, and the inner side of the base is fixedly connected with a second motor;

the heat dissipation structure comprises a fixed rod, wherein a ventilation net is fixedly connected to the surface of the fixed rod, a rotating shaft is rotatably connected to the surface of the second motor, a heat dissipation pipe is fixedly connected to the inner side of the base, and a shutter is fixedly connected to the surface of the heat dissipation pipe;

the cleaning structure comprises a screw rod, the surface of the screw rod is connected with a threaded sleeve in a rotating mode, the surface of the threaded sleeve is fixedly connected with a cleaning brush, the surface of the cleaning brush is fixedly connected with a sliding rod, the surface of the sliding rod is fixedly connected with a sliding block, and the surface of the sliding block is connected with a sliding groove.

Preferably, the fixed rod is trapezoidal and is fixedly connected with the screen, and the base is fixedly connected with the rotating shaft through a second motor.

Preferably, the cooling tube is stock form and ventilation net fixed connection, shutter and base fixed connection, the cooling tube can be discharged exhaust hot gas from the shutter, and the base plays the fixed action to the shutter.

Preferably, the fixed rod is fixedly connected with a limiting rod on the surface, the limiting rod is rotatably connected with a rotating handle on the surface, the rotating handle is fixedly connected with a fan on the surface, the rotating handle is fixedly connected with a longitudinal bevel gear on the surface, the longitudinal bevel gear is in meshing connection with a transverse bevel gear on the surface, and the transverse bevel gear is fixedly connected with the rotating shaft.

Preferably, the rotating shaft is in a long rod shape and is fixedly connected with the transverse conical gear, the longitudinal conical gear is fixedly connected with the fan through the rotating handle, and the rotating shaft is rotatably connected with the longitudinal conical gear through the transverse conical gear.

Preferably, the first motor is connected with the screw rod in a rotating mode, the screw rod is connected with the cleaning brush in a rotating mode through the threaded sleeve, the cleaning brush is connected with the screen in a sliding mode, and the sliding rod is connected with the sliding groove in a sliding mode through the sliding block.

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

1. drive the pivot through the second motor and rotate, the pivot drives the fan through vertical conical gear and connects, the rotation of fan can make the heat in the dead lever discharge from the shutter through the cooling tube, the shutter can be blown open at the during operation to the fan, clear up the heat and discharge the inside dust, the fan is out of work makes the shutter can make the shutter close by the power supply, can prevent the entering of dust, the dead lever sets to trapezoidal can make the fan carry out better collection to the heat on screen surface.

2. It is rotatory to drive the screw rod through first motor, and the screw rod rotates and makes the swivel nut rise and descend, and the swivel nut drives the swivel nut and rises and descend, can clear up the rainwater and the dust on screen surface, has avoided artifical manual clearance, can make the screen keep clean, guarantees that people's watching is experienced.

Drawings

FIG. 1 is a schematic cross-sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic top view, partially in section, of the structure of the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a side cross-sectional view of the structure of the blind and base of FIG. 2 according to the present invention.

In the figure: 1. a base; 11. a screen; 12. a protective cover; 13. a first motor; 14. a second motor; 2. fixing the rod; 21. a ventilation net; 22. a rotating shaft; 23. a radiating pipe; 24. a blind window; 25. a limiting rod; 26. turning a handle; 27. a fan; 28. a longitudinal bevel gear; 29. a transverse bevel gear; 3. a screw; 31. a threaded sleeve; 32. cleaning the brush; 33. a slide bar; 34. a slider; 35. a chute.

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. 1-4, an embodiment of the present invention is shown:

the machine body comprises a base 1, wherein a screen 11 is fixedly connected to the surface of the base 1, a protective cover 12 is fixedly connected to the surface of the base 1, a first motor 13 is fixedly connected to the inner side of the protective cover 12, a second motor 14 is fixedly connected to the inner side of the base 1, the base 1 plays a role in fixedly connecting the screen 11, supports the screen 11 and prevents the screen 11 from falling off, the base 1 supports the protective cover 12 to enable the first motor 13 to normally operate, the protective cover 12 can isolate a severe environment to a certain extent to ensure the normal operation of the first motor 13, and the base 1 supports and fixes the second motor 14 to enable the second motor 14 to be fixedly used;

the heat dissipation structure comprises a fixing rod 2, wherein a ventilation net 21 is fixedly connected to the surface of the fixing rod 2, a rotating shaft 22 is rotatably connected to the surface of a second motor 14, a heat dissipation pipe 23 is fixedly connected to the inner side of a base 1, a shutter 24 is fixedly connected to the surface of the heat dissipation pipe 23, the ventilation net 21 can disperse heat emitted by a screen 11 to a certain extent, the fixing rod 2 can fix the ventilation net 21, the rotation of the second motor 14 can drive the rotating shaft 22 to rotate, and the heat dissipation pipe 23 can discharge the heat emitted by the screen 11 through the shutter 24;

clearance structure, including screw rod 3, the surface of screw rod 3 is rotated and is connected with swivel nut 31, the fixed surface of swivel nut 31 is connected with clearance brush 32, the fixed surface of clearance brush 32 is connected with slide bar 33, the fixed surface of slide bar 33 is connected with slider 34, the sliding surface of slider 34 is connected with spout 35, the rotation of screw rod 3 can make swivel nut 31 drive clearance brush 32 reciprocate, clear up screen 11 surface, spout 35 plays limiting displacement to slider 34, the droing of clearance brush 32 when preventing to rise to descend.

Further, dead lever 2 is trapezoidal and screen 11 fixed connection, and base 1 passes through second motor 14 and pivot 22 fixed connection, and dead lever 2 is trapezoidal can play better heat dissipation to screen 11, and base 1 can make the better work of pivot 22 to the fixed of pivot 22.

Further, the radiating pipe 23 is in a long rod shape and is fixedly connected with the ventilating net 21, the louver 24 is fixedly connected with the base 1, the radiating pipe 23 can discharge the discharged hot air from the louver 24, and the base 1 plays a role in fixing the louver 24.

Further, the fixed surface of dead lever 2 is connected with gag lever post 25, the surperficial rotation of gag lever post 25 is connected with changes 26, the fixed surface of changeing 26 is connected with fan 27, the fixed surface of changeing 26 is connected with vertical conical gear 28, the surface meshing of vertical conical gear 28 is connected with horizontal conical gear 29, horizontal conical gear 29 and pivot 22 fixed connection, dead lever 2 plays the fixed action to gag lever post 25, gag lever post 25 plays spacing supporting role to changeing 26, vertical conical gear 28 can be transferred fan 27 to the rotation of changeing 26 and make fan 27 discharge steam, the rotation of pivot 22 can make horizontal conical gear 29 drive vertical conical gear 28 and rotate.

Further, the rotating shaft 22 is in a long rod shape and is fixedly connected with a transverse conical gear 29, a longitudinal conical gear 28 is fixedly connected with a fan 27 through a rotating handle 26, the rotating shaft 22 is rotatably connected with the longitudinal conical gear 28 through the transverse conical gear 29, the rotating shaft 22 plays a role in fixing the transverse conical gear 29, the transverse conical gear 29 is driven by the rotation of the rotating shaft 22, the longitudinal conical gear 28 is driven by the rotation of the transverse conical gear 29 to rotate, and the fan 27 is driven by the longitudinal conical gear 28 to rotate so as to discharge hot air on the surface of the screen 11.

Further, first motor 13 and screw rod 3 rotate to be connected, screw rod 3 rotates through swivel nut 31 and clearance brush 32 to be connected, clearance brush 32 and screen 11 sliding connection, slide bar 33 passes through slider 34 and spout 35 sliding connection, first motor 13 drives screw rod 3 and rotates on swivel nut 31 surface, screw rod 3's rotation makes swivel nut 31 drive clearance brush 32 rise and descend, spout 35 plays the limiting displacement to slider 34 and makes slider 34 can only reciprocate, slider 34 prevents that clearance brush 32 from rocking to drop.

The working principle is as follows: when the screen is used, the opening of the screen 11 generates heat, by opening the second motor 14, the rotation of the second motor 14 drives the rotating shaft 22 to rotate, the rotating shaft 22 drives the rotation of the transverse bevel gear 29, the transverse bevel gear 29 rotates the longitudinal bevel gear 28, the longitudinal bevel gear 28 drives the rotating handle 26, the limiting rod 25 limits the rotating handle 26 to prevent the rotating handle 26 from falling off, the rotation of the rotating handle 26 drives the fan 27 to rotate, the fan 27 can rotate through the heat emitted by the screen 11, the fixing rod 2 is set to be trapezoidal, so that the better heat collecting effect of the fan 27 on heat emission is achieved, the heat collecting effect of the fan 27 on heat emission is increased, the fan 27 pumps the heat to emit out of the louver 24 from the heat emitting tube 23, the louver 24 can be opened under the driving of the fan 27, a certain effect on dust cleaning is achieved, when the fan 27 is not used, the louver 24 loses power and is automatically closed, and dust is prevented from entering, the heat is also well cleaned.

Drive screw rod 3 through first motor 13 and rotate on swivel nut 31 surface, the rotation of screw rod 3 can make swivel nut 31 take clearance brush 32 to reciprocate, make clearance brush 32 fixed to slider 34's restriction through spout 35, prevented that the other end of clearance brush 32 is unstable to cause and drops, the lift of clearance brush 32 can be cleaned screen 11 surface, prevent that dust and rainwater from causing the erosion to screen 11, it is also not good to watching the influence.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a LED display screen ventilation heat dissipation box which characterized in that includes: the device comprises a machine body, a screen (11) is fixedly connected to the surface of the base (1), a protective cover (12) is fixedly connected to the surface of the base (1), a first motor (13) is fixedly connected to the inner side of the protective cover (12), and a second motor (14) is fixedly connected to the inner side of the base (1); the heat dissipation structure comprises a fixing rod (2), wherein a ventilation net (21) is fixedly connected to the surface of the fixing rod (2), a rotating shaft (22) is rotatably connected to the surface of the second motor (14), a heat dissipation pipe (23) is fixedly connected to the inner side of the base (1), and a shutter (24) is fixedly connected to the surface of the heat dissipation pipe (23); clearance structure, including screw rod (3), the surface of screw rod (3) is rotated and is connected with swivel nut (31), the fixed surface of swivel nut (31) is connected with clearance brush (32), the fixed surface of clearance brush (32) is connected with slide bar (33), the fixed surface of slide bar (33) is connected with slider (34), the sliding surface of slider (34) is connected with spout (35).

2. The LED display screen ventilation and heat dissipation box body of claim 1, wherein: the fixing rod (2) is in a trapezoid shape and is fixedly connected with the screen (11), and the base (1) is fixedly connected with the rotating shaft (22) through the second motor (14).

3. The LED display screen ventilation and heat dissipation box body of claim 1, wherein: the radiating pipe (23) is in a long rod shape and is fixedly connected with the ventilating net (21), and the louver (24) is fixedly connected with the base (1).

4. The LED display screen ventilation and heat dissipation box body of claim 1, wherein: the fixed surface of dead lever (2) is connected with gag lever post (25), the surface of gag lever post (25) rotates to be connected with and changes handle (26), the fixed surface of changeing handle (26) is connected with fan (27), the fixed surface of changeing handle (26) is connected with vertical conical gear (28), the surface meshing of vertical conical gear (28) is connected with horizontal conical gear (29), horizontal conical gear (29) and pivot (22) fixed connection.

5. The LED display screen ventilation and heat dissipation box body of claim 4, wherein: the rotating shaft (22) is in a long rod shape and is fixedly connected with the transverse conical gear (29), the longitudinal conical gear (28) is fixedly connected with the fan (27) through the rotating handle (26), and the rotating shaft (22) is rotatably connected with the longitudinal conical gear (28) through the transverse conical gear (29).

6. The LED display screen ventilation and heat dissipation box body of claim 1, wherein: first motor (13) and screw rod (3) rotate to be connected, screw rod (3) rotate to be connected through swivel nut (31) and clearance brush (32), clearance brush (32) and screen (11) sliding connection, slide bar (33) are through slider (34) and spout (35) sliding connection.