CN214757563U

CN214757563U - Dustproof construction of LED backlight

Info

Publication number: CN214757563U
Application number: CN202120828537.2U
Authority: CN
Inventors: 颜帮胜; 颜其云; 张河喜
Original assignee: Shenzhen Shenhailong Electronic Technology Co ltd
Current assignee: Shenzhen Shenhailong Electronic Technology Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-11-16
Anticipated expiration: 2031-04-19

Abstract

The utility model discloses a dustproof construction of LED backlight, concretely relates to dustproof technical field of LED backlight, including the dust prevention case, the both sides inner wall fixed mounting of dust prevention case has board in a poor light, one side inner wall fixed mounting of dust prevention case has the motor, and the output shaft fixed mounting of shown motor has the dwang, one side inner wall slidable mounting of dust prevention case has the rack, the equal fixed mounting in both ends of rack has the brush, the left side fixed mounting of rack has the connecting rod, the one end fixed mounting that the rack was kept away from to the connecting rod has the scraper blade, one side fixed mounting that the scraper blade kept away from the connecting rod has the clearance cotton, the clearance cotton links up with the board in a poor light, one side fixed mounting of dust prevention case has the light-passing board. The utility model discloses simple structure, the modern design can carry out radiating effect to it, is fit for extensively promoting.

Description

Dustproof construction of LED backlight

Technical Field

The utility model relates to a dustproof technical field of LED backlight, more specifically say, the utility model relates to a dustproof construction of LED backlight.

Background

The LED backlight in the existing market needs to be prevented dust and is handled to the dust gets into easily, and the dust gets into the inside damage that causes the structure easily of heat dissipation mechanism, and is not convenient for carry out cleanly to the dust of the inside, and produces a large amount of heats easily and be not convenient for volatilize out when long-time being used, thereby leads to the too big easy damage of load.

However, in practical use, when the conventional LED backlight board is used, dust easily enters the inside of the LED backlight board, the dust entering the inside is inconvenient to clean, a large amount of heat is generated during long-time use, and the dust cannot be rapidly removed along with the dust, so that the dustproof structure of the LED backlight source is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defects in the prior art, the embodiments of the present invention provide a dustproof structure of an LED backlight source to solve the problems proposed in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a dustproof construction of LED backlight, includes the dust proof box, the both sides inner wall fixed mounting of dust proof box has the board in a poor light, one side inner wall fixed mounting of dust proof box has the motor, and the output shaft fixed mounting of shown motor has the dwang, one side inner wall slidable mounting of dust proof box has the rack, the equal fixed mounting in both ends of rack has the brush, the left side fixed mounting of rack has the connecting rod, the one end fixed mounting that the rack was kept away from to the connecting rod has the scraper blade, one side fixed mounting that the connecting rod was kept away from to the scraper blade has the clearance cotton, the clearance cotton links up with the board in a poor light, one side fixed mounting of dust proof box has the light-passing board.

Further, one end of the rotating rod, which is far away from the motor, is fixedly provided with a gear, and the gear is meshed with the rack.

Furthermore, the inner walls of the two sides of the dust-proof box are provided with moving plates in a sliding mode, and rack columns are fixedly arranged at the tops of the moving plates.

Furthermore, the outer ring of the rack column is meshed with a gear ring, and the outer ring of the gear ring is fixedly provided with fan blades.

Furthermore, first spout has been seted up to the bottom inner wall of dust-proof box, sliding connection has first slider in the first spout, first slider and rack fixedly connected with.

Furthermore, the top fixed mounting of dust-proof box has two cooling tubes, the inner circle fixed mounting of cooling tube has dustproof cotton.

Furthermore, second chutes are formed in the inner walls of the two sides of the dust-proof box, second sliding blocks are connected in the second chutes in a sliding mode, and the second sliding blocks are fixedly connected with the moving plate.

The utility model discloses a technological effect and advantage:

1. compared with the prior art, when needs are cleaned it, starter motor this moment, the output shaft of motor rotates and drives the dwang and rotate, and the dwang rotates and drives the gear and rotate, gear and rack toothing to drive rack side-to-side motion, rack side-to-side motion drive connecting rod side-to-side motion, connecting rod side-to-side motion drive scraper blade side-to-side motion, scraper blade side-to-side motion drive clearance cotton side-to-side motion, thereby carry out clear effect to the board that is shaded, the utility model discloses simple structure, the modern design can carry out clear effect to it, has improved life, thereby has improved economic benefits, is fit for extensively promoting.

2. Compared with the prior art, when needs dispel the heat to it, rack motion drives the brush motion this moment, and the brush motion to extrusion movable plate upward movement, movable plate upward movement drive rack post up-and-down motion, rack post and ring gear meshing, thereby drive the ring gear and rotate, the ring gear rotates and drives the flabellum and rotate, thereby produces wind-force, thereby carries out radiating effect to the dust-proof box, the utility model discloses simple structure, the modern design can carry out radiating effect to it, is fit for extensively promoting.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is the utility model discloses dust-proof box looks sideways at sectional structure schematic diagram.

Fig. 3 is a schematic sectional view of the first slider of the present invention.

The reference signs are: 1. a dust-proof box; 2. a backlight plate; 3. a motor; 4. rotating the rod; 5. a gear; 6. a rack; 7. a first slider; 8. a connecting rod; 9. a squeegee; 10. cleaning cotton; 11. a light-transmitting plate; 12. a radiating pipe; 13. dustproof cotton; 14. a brush; 15. a second slider; 16. a rack post; 17. a fan blade; 18. a gear ring; 19. and (5) moving the plate.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, a dustproof construction of LED backlight source, including dust proof box 1, dust proof box 1's both sides inner wall fixed mounting has board 2 in a poor light, dust proof box 1's one side inner wall fixed mounting has motor 3, the output shaft fixed mounting of shown motor 3 has dwang 4, one side inner wall slidable mounting of dust proof box 1 has rack 6, the equal fixed mounting in both ends of rack 6 has brush 14, rack 6's left side fixed mounting has connecting rod 8, the one end fixed mounting that rack 6 was kept away from to connecting rod 8 has scraper blade 9, one side fixed mounting that connecting rod 8 was kept away from to scraper blade 9 has clearance cotton 10, clearance cotton 10 links up with board 2 in a poor light, one side fixed mounting of dust proof box 1 has light-passing board 11.

In a preferred embodiment, a gear 5 is fixedly installed at an end of the rotating rod 4 far from the motor 3, and the gear 5 is engaged with the rack 6, so that the rotating rod 4 performs a power transmission function, and drives the gear 5 to perform a rotation function, so that the gear 5 performs a power transmission function, so that the rack 6 performs a power transmission and fixing function, and the brush 14 performs a fixing function, so that the motor 3 performs a power supply function.

In a preferred embodiment, the inner walls of the two sides of the dust-proof box 1 are slidably provided with the moving plates 19, and the top of the moving plates 19 is fixedly provided with the rack columns 16, so that the dust-proof box 1 plays a role in dust prevention and fixation, so that the moving plates 19 play a role in fixation and connection, and the rack columns 16 play a role in power transmission.

In a preferred embodiment, the outer ring of the rack column 16 is engaged with a gear ring 18, and the outer ring of the gear ring 18 is fixedly provided with the fan blades 17, so that the gear ring 18 plays a role of power transmission, and the fan blades 17 are fixed and connected, so that the fan blades 17 play a role of heat dissipation.

In a preferred embodiment, the inner wall of the bottom of the dust-proof box 1 is provided with a first sliding groove, a first sliding block 7 is slidably connected in the first sliding groove, and the first sliding block 7 is fixedly connected with the rack 6, so that the first sliding block 7 plays a role in sliding and connecting, and a role in fixedly connecting the rack 6.

In a preferred embodiment, two radiating pipes 12 are fixedly installed at the top of the dustproof box 1, and dustproof cotton 13 is fixedly installed at the inner ring of the radiating pipe 12, so that the radiating pipe 12 plays a role of radiating heat, and the dustproof cotton 13 plays a role of fixing, so that the dustproof cotton 13 plays a role of preventing dust from entering the dustproof box 1.

In a preferred embodiment, the inner walls of the two sides of the dust-proof box 1 are both provided with second sliding grooves, the second sliding blocks 15 are connected in the second sliding grooves in a sliding manner, and the second sliding blocks 15 are fixedly connected with the moving plate 19, so that the second sliding blocks 15 can perform the functions of sliding connection and fixing and connecting the moving plate 19.

The utility model discloses the theory of operation: when the backlight board is required to be cleaned, the motor 3 is started at the moment, the output shaft of the motor 3 rotates to drive the rotating rod 4 to rotate, the rotating rod 4 rotates to drive the gear 5 to rotate, the gear 5 is meshed with the rack 6 so as to drive the rack 6 to move left and right, the rack 6 moves left and right to drive the connecting rod 8 to move left and right, the connecting rod 8 moves left and right to drive the scraping plate 9 to move left and right, the scraping plate 9 moves left and right to drive the cleaning cotton 10 to move left and right so as to clean the backlight board 2, when the backlight board is required to be radiated, the rack 6 moves to drive the hairbrush 14 to move, the hairbrush 14 moves so as to extrude the moving plate 19 to move upwards, the moving plate 19 moves upwards to drive the rack column 16 to move upwards and downwards, the rack column 16 is meshed with the gear ring 18 so as to drive the gear ring 18 to rotate, the gear ring 18 rotates to drive the fan blades 17 to rotate so as to generate wind power to blow out the generated heat from the radiating pipe 12, thereby carry out radiating effect to dust-proof box 1, the utility model discloses simple structure, the modern design can be cleaned and radiating effect to it, has improved life to economic benefits has been improved, is fit for extensively promoting.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dustproof construction of LED backlight, includes dust proof box (1), its characterized in that: both sides inner wall fixed mounting of dust proof box (1) has board (2) in a poor light, one side inner wall fixed mounting of dust proof box (1) has motor (3), and the output shaft fixed mounting of shown motor (3) has dwang (4), one side inner wall slidable mounting of dust proof box (1) has rack (6), the equal fixed mounting in both ends of rack (6) has brush (14), the left side fixed mounting of rack (6) has connecting rod (8), the one end fixed mounting who keeps away from rack (6) in connecting rod (8) has scraper blade (9), one side fixed mounting that connecting rod (8) were kept away from in scraper blade (9) has clearance cotton (10), clearance cotton (10) link up with board (2) in a poor light, one side fixed mounting of dust proof box (1) has light-passing board (11).

2. The dustproof structure of the LED backlight according to claim 1, wherein: one end fixed mounting that motor (3) were kept away from in dwang (4) has gear (5), gear (5) and rack (6) meshing.

3. The dustproof structure of an LED backlight according to claim 2, wherein: the inner walls of two sides of the dust-proof box (1) are respectively provided with a movable plate (19) in a sliding manner, and rack columns (16) are fixedly arranged at the top of the movable plate (19).

4. The dustproof structure of an LED backlight according to claim 3, wherein: the outer ring of the rack column (16) is meshed with a gear ring (18), and the outer ring of the gear ring (18) is fixedly provided with fan blades (17).

5. The dustproof structure of the LED backlight according to claim 4, wherein: first spout has been seted up to the bottom inner wall of dust proof box (1), sliding connection has first slider (7) in the first spout, first slider (7) and rack (6) fixedly connected with.

6. The dustproof structure of an LED backlight according to claim 5, wherein: the top fixed mounting of dust proof box (1) has two cooling tubes (12), the inner circle fixed mounting of cooling tube (12) has dustproof cotton (13).

7. The dustproof structure of an LED backlight according to claim 6, wherein: the inner walls of two sides of the dust-proof box (1) are respectively provided with a second sliding chute, a second sliding block (15) is connected in the second sliding chutes in a sliding mode, and the second sliding blocks (15) are fixedly connected with the moving plate (19).