CN213586735U

CN213586735U - LED display screen protection device

Info

Publication number: CN213586735U
Application number: CN202022335056.6U
Authority: CN
Inventors: 张伟帝
Original assignee: Shenzhen Huayuan Hi Tech Co ltd
Current assignee: Sichuan Jinmiao Photoelectric Technology Co.,Ltd.
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-06-29
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses a LED display screen protection device, which relates to the field of LED display screens and aims at solving the problems that the service life of the LED display screen is shortened due to the difficulty in cleaning the existing outdoor large-scale indoor LED display screen and the difficulty in heat dissipation, the damage of short circuit and even fire of elements is caused, and the luminous efficiency of the LED display screen can be improved.

Description

LED display screen protection device

Technical Field

The utility model relates to a LED display screen field especially relates to a LED display screen protection device.

Background

With the rapid development of social economy, the LED display screen is visible everywhere in people's daily life, outdoor and indoor large-scale display screens are widely applied to public places with large flow of people, major roads of traffic and the like, and at present, in the field of LED display screens, the outdoor and indoor large-scale display screens are poor in placement environment and too large in size, so that heat dissipation is difficult, dust is easy to accumulate, cleaning is difficult, the service life of the LED display screen is shortened, and therefore in order to solve the problems, the LED display screen protection device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of LED display screen protection device has solved and has leaded to the heat dissipation difficult, easily accumulates the dust, is difficult to clean again, shortens LED display screen life's problem.

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

a LED display screen protection device comprises a shell, wherein air inlets are uniformly distributed on two sides of the shell along the height of the shell, a rainproof baffle is arranged at the top of each air inlet, the bottom end of the shell is fixedly connected with a bottom plate through two symmetrically distributed screw rod panels, a motor is arranged on one screw rod panel, the end part of an output shaft of the motor is fixedly connected with a first reciprocating screw rod, the end part of the first reciprocating screw rod is rotatably connected with the other screw rod panel, a first base is sleeved on the first reciprocating screw rod in a threaded manner, an exhaust fan is fixedly arranged on the first base, a U-shaped support is rotatably arranged at the bottom of the first base, a groove is arranged at the top end of one side edge of the U-shaped support, an electrostatic adsorption plate is fixedly arranged in the groove, and a cleaning device is arranged between the U-shaped support and the electrostatic adsorption plate, and the cleaning device comprises a second reciprocating screw rod, a second base, a scraping plate, a first bevel gear, a second bevel gear and a hand-operated control rod, the U-shaped bracket is positioned at the top end of one side of the electrostatic adsorption plate and is rotatably provided with a second reciprocating screw rod, and the end part of the second reciprocating screw rod extends to the inner part of the side edge of the U-shaped bracket and is fixedly connected with a first bevel gear, the side wall of the U-shaped bracket is rotatably provided with a hand-operated control rod, and a second bevel gear is fixedly connected in the interior of the hand-operated control rod extending to the side edge of the U-shaped bracket, the second bevel gear is meshed with the first bevel gear, the circumferential side wall of the second reciprocating screw rod is sleeved with a second base in a threaded manner, and one side fixedly connected with scraper blade that the second base is close to the electrostatic absorption board, the top of another side of U type support is rotated and is installed the brush pole, just the top fixedly connected with toothed disc of brush pole.

Preferably, every the filtration net is all installed in the outside of air inlet, and rain-proof baffle is the downward sloping setting.

Preferably, a clamping groove track is arranged at the upper end of the front face of the shell along the length direction of the shell, and a tooth block on the inner wall of the clamping groove track is meshed with a tooth block on the gear plate.

Preferably, the housing is provided with a storage cabinet remote from the motor.

Preferably, the scraper is U-shaped, and two sides of the scraper are tightly attached to the inner wall of the electrostatic adsorption plate.

The utility model has the advantages that:

1. through installation air inlet and air exhauster, at LED display screen during operation, reach and promote the circulation of air, reduce the inside temperature of casing, reduce the purpose that the dust adsorbs the internals, every air inlet is equipped with filtration net and rain-proof baffle, promoting the circulation of air, reduce the inside temperature of casing, when clearing up the dust, also prevent inside dust and rainwater get into the casing, improve the life that the LED display screen increases the internals.

2. Through screen cleaning device's setting, the work of the parallel reciprocating motion of air exhauster drives the sustainable clean maintenance of brush pole and electrostatic absorption board, when sweeping the dust, avoids the floating dust to adsorb the screen once more, and is clean effectual, and protection screen outward appearance is clean and tidy.

3. Accomodate the cabinet through addding, conveniently accomodate idle brush-holder stud and electrostatic absorption board.

In conclusion, the device not only can solve the problem that a large LED is difficult to radiate due to large size and difficult to clean due to too high height, but also can promote the air circulation inside the shell of the LED display screen, reduce the harm of short circuit and even fire of elements due to rising of the internal temperature, and further improve the luminous efficiency of the LED display screen.

Drawings

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

fig. 2 is a side view of the present invention;

FIG. 3 is a schematic bottom structure of the present invention;

fig. 4 is a schematic structural view of the electrostatic adsorption plate cleaning device of the present invention.

Reference numbers in the figures: 1. a housing; 2. an air inlet; 3. a rain-proof baffle plate; 4. a screw rod panel; 5. A first reciprocating screw rod; 6. a motor; 7. a first base; 8. an exhaust fan; 9. a U-shaped bracket; 10. an electrostatic adsorption plate; 11. a second reciprocating screw rod; 12. a second base; 13. a squeegee; 14. a first bevel gear; 15. a second bevel gear; 16. a hand-operated control lever; 17. a brush rod; 18 slot tracks; 19. a gear plate; 20. a storage cabinet.

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 LED display screen protection device, includes casing 1, and casing 1 both sides have air inlet 2 along its high evenly distributed, and the top of every air inlet 2 is provided with rain-proof baffle 3, and rain-proof baffle 3 is the downward sloping setting, and the filtration net is all installed in the outside of every air inlet 2, when can promoting the inside circulation of air of casing 1, prevents that rainwater and dust from getting into.

The bottom of casing 1 is through two lead screw panels 4 fixedly connected with bottom plates 21 that are the symmetric distribution, install motor 6 on one of them lead screw panel 4, and the first reciprocal lead screw 5 of output shaft end fixed connection of motor 6, the tip of first reciprocal lead screw 5 is to rotate with another lead screw panel 4 and is connected, and the screw thread has cup jointed first base 7 on the first reciprocal lead screw 5, fixed mounting air exhauster 8 on the first base 7, one side of screen is close to the bottom of first base 7, rotate installation U type support 9.

The top end of one side of the U-shaped bracket 9 is provided with a groove, the groove is fixedly provided with an electrostatic adsorption plate 10, a cleaning device is arranged between the U-shaped bracket 9 and the electrostatic adsorption plate 10 and comprises a second reciprocating screw rod 11, a second base 12, a scraper 13, a first bevel gear 14, a second bevel gear 15 and a hand-operated control rod 16, the second reciprocating screw rod 11 is rotatably arranged at the top end of one side of the U-shaped bracket 9 positioned on the electrostatic adsorption plate 10, the first bevel gear 14 is fixedly connected inside the end part of the second reciprocating screw rod 11 extending to the side of the U-shaped bracket 9, the hand-operated control rod 16 is rotatably arranged on the side wall of the U-shaped bracket 9, the second bevel gear 15 is fixedly connected inside the hand-operated control rod 16 extending to the side of the U-shaped bracket 9, the second bevel gear 15 is meshed with the first bevel gear 14, the circumferential side wall of the second reciprocating screw rod 11 is in, and one side fixedly connected with scraper blade 13 that second base 12 is close to electrostatic absorption board 10, scraper blade 13 is the U type shape, and the inner wall of electrostatic absorption board 10 is hugged closely to the both sides of scraper blade 13, can clear up the dust on the electrostatic absorption board 10, keeps the absorption board to last to have better adsorption affinity.

The top of the opposite side of U type support 9 is rotated and is installed brush pole 17, and brush pole 17's top fixedly connected with toothed disc 19, casing 1 positive upper end sets up draw-in groove track 18 along its length direction, and the tooth piece on draw-in groove track 18 inner wall meshes with the tooth piece on the toothed disc 19, the brush pole carries out parallel reciprocating motion along with the U type support, the meshing begins the rotation on toothed disc 19 and the draw-in groove track 18 inner wall, make brush pole 17 continuously rotate, clean screen surface dust, casing 1 is kept away from motor 6 and is set up and accomodate cabinet 20, the convenience is accomodate idle electrostatic absorption board 10 and brush pole 17.

The working principle is as follows: when the device is used, a motor 6 on a screw rod panel 4 is started, a first reciprocating screw rod 5 at the end part of an output shaft of the motor 6 starts to rotate, a first base 7 on the first reciprocating screw rod 5 starts to move in parallel and in a reciprocating manner, an exhaust fan 8 fixedly arranged at the upper end of the first base 7 is driven to move in parallel and in a reciprocating manner when being started, the interior of a shell 1 is cooled and cleaned, a U-shaped support 9 rotatably arranged at the bottom of the first base 7 can also move in parallel and in a reciprocating manner, the U-shaped support 9 is opened to enable two front end points to face one side direction of a screen, a brush rod 17 arranged at the top end of one side of the U-shaped support 9 moves in parallel and in a reciprocating manner along with the U-shaped support 9, a gear disc 19 at the top end of the U-shaped support is meshed with a clamping groove rail 18 to start to rotate, the brush rod 17 starts to rotate continuously to clean, when the U-shaped support 9 moves in a parallel reciprocating manner, the dust swept by the brush rod 17 is continuously adsorbed, the hand control lever 16 on the side wall of the U-shaped support 9 is rotated, the second bevel gear 15 inside the side wall of the U-shaped support is rotated, the second bevel gear 15 is meshed with the first bevel gear 14, the second reciprocating screw rod 11 is rotated, the second base 12 which is sleeved on the second reciprocating screw rod 11 in a threaded manner starts to move up and down in a reciprocating manner, the scraper 13 fixed on the second base 12 vertically moves up and down along the electrostatic adsorption plate 10 in a reciprocating manner, and the dust adsorbed on the electrostatic adsorption plate 10 is cleaned.

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. The utility model provides a LED display screen protection device, includes casing (1), its characterized in that, casing (1) both sides have air inlet (2) along its high evenly distributed, and every the top of air inlet (2) is provided with rain-proof baffle (3), the bottom of casing (1) is through two lead screw panels (4) fixedly connected with bottom plate (21) that are the symmetric distribution, one of them install motor (6) on lead screw panel (4), and the output shaft end fixed connection first reciprocal lead screw (5) of motor (6), the tip of first reciprocal lead screw (5) with another lead screw panel (4) are the rotation and are connected, and first base (7) have been cup jointed to the screw thread on first reciprocal lead screw (5), fixed mounting air exhauster (8) on first base (7), the bottom of first base (7) is close to one side of screen, the cleaning device comprises a second reciprocating screw rod (11), a second base (12), a scraper (13), a first bevel gear (14), a second bevel gear (15) and a hand-operated control rod (16), wherein the cleaning device is arranged between the U-shaped support (9) and the electrostatic adsorption plate (10), the second reciprocating screw rod (11) is rotatably arranged at the top end of one side of the electrostatic adsorption plate (10), the end of the second reciprocating screw rod (11) extends to the first bevel gear (14) fixedly connected inside the side of the U-shaped support (9), the hand-operated control rod (16) is rotatably arranged on the side wall of the U-shaped support (9), and the hand-operated control rod (16) extends to the second bevel gear (15) fixedly connected inside the side of the U-shaped support (9), second conical gear (15) and first conical gear (14) meshing, second base (12) have been cup jointed to the circumference lateral wall screw thread of the reciprocal lead screw of second (11), and second base (12) are close to one side fixedly connected with scraper blade (13) of electrostatic absorption board (10), brush pole (17) are installed in the rotation of the top of the opposite side limit of U type support (9), and the top fixedly connected with gear disc (19) of brush pole (17).

2. The LED display screen protection device according to claim 1, wherein a filtering grid is installed on the outer side of each air inlet (2), and the rain-proof baffles (3) are arranged in a downward inclination manner.

3. The LED display screen protection device according to claim 1, wherein a slot track (18) is arranged at the upper end of the front face of the shell (1) along the length direction of the shell, and a tooth block on the inner wall of the slot track (18) is meshed with a tooth block on the gear disc (19).

4. The LED display screen protection device according to claim 1, wherein the housing (1) is provided with a storage cabinet (20) away from the motor (6).

5. The LED display screen protection device according to claim 1, wherein the scraper (13) is U-shaped, and two sides of the scraper (13) are tightly attached to the inner wall of the electrostatic adsorption plate (10).