CN210223387U

CN210223387U - Novel dustproof structure for outdoor LED screen

Info

Publication number: CN210223387U
Application number: CN201921172523.9U
Authority: CN
Inventors: Jianlei Xu; 许建磊; Rongliang Gao; 高荣亮
Original assignee: Anhui Ares Technology Co Ltd
Current assignee: Anhui Ares Technology Co Ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-03-31
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses a novel outdoor dustproof construction for LED screen, including the installing frame, be close to the rear side fixedly connected with LED display screen of its inner wall on the installing frame, the right side that is close to its top on the installing frame passes through support frame fixedly connected with driving machine, be close to the equal fixedly connected with in surface initiative conical gear at both ends about it on the dwang, the bottom fixedly connected with dust removal mechanism of dustproof curtain, both ends respectively with two elevating system's opposite side fixed connection about dust removal mechanism. The utility model discloses an above-mentioned isotructure's cooperation has solved this dust type LED screen and is carrying out dirt-proof in-process, needs two power supplies to drive, has caused the extra waste of resource, can only prevent dust to the LED screen through dustproof curtain simultaneously at dirt-proof in-process, is difficult to clean the surface of LED screen, has reduced the problem to the dustproof effect of LED screen.

Description

Novel dustproof structure for outdoor LED screen

Technical Field

The utility model relates to a LED screen technical field specifically is a novel outdoor dustproof construction for LED screen.

Background

The LED screen is commonly used for indicating lamps, numbers and character display, and is widely applied to airplanes, automobiles, industrial applications, communication, consumer products and the like, the LED screen used at present does not have a dustproof function, dust is easily accumulated on the surface of the LED screen in a long-time use process, and the dust is not cleaned in time, so that the brightness and the service life of the LED screen are easily influenced.

Be CN206833860U as chinese patent publication discloses an indoor dust-protection LED screen, including LED screen shell and chuck fixed connection cover, both ends all are provided with LED screen shell fixed bolster about LED screen shell, the front surface left and right sides of LED screen shell all is provided with chuck removal spout, the front surface intermediate position department of LED screen shell is provided with the LED display screen, the upper end that the front surface of LED screen shell is close to the LED display screen is provided with dustproof curtain, the one end that the inside of LED screen shell is close to dustproof curtain is provided with curtain rolling axle, the one end of examination level curtain rolling axle on the LED screen shell is provided with curtain rolling axle driving motor.

Because this dust-protection type LED screen needs two power supplies to drive at the in-process that carries out dirt-proof, has caused the extra waste of resource, can only prevent dust through dustproof curtain to the LED screen at dirt-proof in-process simultaneously, is difficult to clean the surface of LED screen, has reduced the dustproof effect to the LED screen, consequently needs to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel dustproof structure for outdoor LED screen, which is provided with a driver, a rotating rod, a dustproof curtain, an active bevel gear, a lifting mechanism and a dust removal mechanism, so that the dustproof curtain can be unfolded when the LED display screen is used, the LED display screen is protected and dustproof, dust is prevented from falling on the LED display screen to influence normal use, the dustproof curtain can drive a cleaning brush to clean the surface of the LED display screen in the rolling and unfolding processes through the arrangement of the dust removal mechanism, the accumulation of dust on the LED display screen is reduced, the advantage of the dustproof effect of the LED display screen is further improved, the problem that the dustproof LED screen is driven by two power sources in the dustproof process is solved, the additional waste of resources is caused, and meanwhile, the LED screen can only be prevented by the dustproof curtain in the dustproof process, the surface of the LED screen is difficult to clean, and the dustproof effect of the LED screen is reduced.

In order to achieve the above object, the utility model provides a following technical scheme: a novel dustproof structure for an outdoor LED screen comprises an installation frame, wherein an LED display screen is fixedly connected to the rear side of the installation frame, which is close to the inner wall of the installation frame, the right side of the mounting frame close to the top of the mounting frame is fixedly connected with a driving machine through a support frame, the output end of the driving machine is fixedly connected with a rotating rod, the surface of the rotating rod close to the middle of the rotating rod is wound with a dustproof curtain, the bottom end of the dustproof curtain penetrates through the top of the mounting frame, the surfaces of the rotating rod, which are close to the left end and the right end of the rotating rod, are fixedly connected with driving bevel gears, cavities are arranged inside the left side and the right side of the mounting frame, lifting mechanisms are arranged in the two cavities, the top end of the lifting mechanism is meshed with the surface of the driving bevel gear, the bottom end of the dustproof curtain is fixedly connected with a dust removal mechanism, and the left end and the right end of the dust removal mechanism are fixedly connected with the opposite sides of the two lifting mechanisms respectively.

Preferably, the lifting mechanism comprises a threaded rod, the upper end and the lower end of the threaded rod are rotatably connected with the top and the bottom of the inner wall of the cavity through bearings, a driven bevel gear is fixedly connected to the top end of the threaded rod and meshed with a driving bevel gear, moving blocks are connected to the surface of the threaded rod in a threaded manner, through grooves for the moving blocks to move are formed in the left side and the right side of the inner wall of the mounting frame, and the opposite sides of the two moving blocks are fixedly connected with the left end and the right end of the dust removal mechanism respectively.

Preferably, the dust removal mechanism comprises a lifting rod, the left end and the right end of the lifting rod are fixedly connected with the opposite sides of the two moving blocks respectively, a cleaning brush is fixedly connected to one side of the lifting rod, which is close to the LED display screen, and the cleaning brush is in contact with the surface of the LED display screen.

Preferably, the left side fixedly connected with L type dead lever that is close to its top on the installing frame, the one end that the driving machine was kept away from to the dwang is passed through the bearing and is connected with L type dead lever rotation.

Preferably, the driving machine is an integrated structure with a driving motor and a speed reducer installed.

Compared with the prior art, the beneficial effects of the utility model are that: through the driving machine, the dwang, dustproof curtain, initiative conical gear, elevating system and dust removal mechanism's cooperation, make the LED display screen when using the end, dustproof curtain can expand, protection and dirt-proof effect have been played to the LED display screen, the dust has been avoided falling on the LED display screen, influence normal use, and the cooperation through lifter and brush cleaner, make dustproof curtain at the in-process of rolling with the expansion, can drive the brush cleaner and clean the surface of LED display screen, the accumulation of dust on the LED display screen has been reduced, the dustproof effect of LED display screen has further been improved.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a front sectional view of the structure of the present invention;

fig. 3 is a cross-sectional view of the utility model at a-a.

In the figure: 1-mounting frame, 2-LED display screen, 3-driving machine, 4-rotating rod, 5-dustproof curtain, 6-driving bevel gear, 7-cavity, 8-lifting mechanism, 9-dedusting mechanism, 10-threaded rod, 11-driven bevel gear, 12-moving block, 13-through groove, 14-lifting rod, 15-cleaning brush and 16-L-shaped fixed rod.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: the utility model provides a novel outdoor dustproof construction for LED screen, includes installing frame 1, is close to the rear side fixedly connected with LED display screen 2 of its inner wall on installing frame 1, and support frame fixedly connected with driving machine 3 is passed through on installing frame 1 the right side that is close to its top.

Further, the driving machine 3 is an integrated structure formed by installing a driving motor and a speed reducer, and the speed reducer is arranged, so that the phenomenon that the rotating speed is too high when the driving motor starts to start is avoided.

The output end of the driving machine 3 is fixedly connected with the rotating rod 4.

Further, the left side of the mounting frame 1 close to the top thereof is fixedly connected with an L-shaped fixing rod 16, and one end of the rotating rod 4 far away from the driving machine 3 is rotatably connected with the L-shaped fixing rod 16 through a bearing. Through the setting of L type dead lever 16, played the fixed effect of support to dwang 4 for the rotation of dwang 4 is steady smooth and easy more.

The surface winding that is close to its middle part on dwang 4 has dustproof curtain 5, and the top of installing frame 1 is run through to the bottom of dustproof curtain 5, is close to the equal fixedly connected with initiative bevel gear 6 in surface at its left and right sides on dwang 4, and cavity 7 has all been seted up to the inside of the left and right sides on installing frame 1, all is equipped with elevating system 8 in two cavities 7.

Specifically, the lifting mechanism 8 comprises a threaded rod 10, the upper end and the lower end of the threaded rod 10 are rotatably connected with the top and the bottom of the inner wall of the cavity 7 through bearings, a driven bevel gear 11 is fixedly connected to the top end of the threaded rod 10, the driven bevel gear 11 is meshed with the driving bevel gear 6, a movable block 12 is connected to the surface of the threaded rod 10 through threads, through grooves 13 for the movable block 12 to move are formed in the left side and the right side of the inner wall of the mounting frame 1, opposite sides of the two movable blocks 12 are fixedly connected with the left end and the right end of the dust removal mechanism 9 respectively, when the LED display screen 2 is used, the driving machine 3 is started, the driving machine 3 drives the rotating rod 4 to rotate, the rotating rod 4 rotates to unfold the dustproof curtain 5, meanwhile, the two driving bevel gears 6 drive the two driven bevel gears 11, and the rotation of the moving block 12 is limited by the through groove 13, so that the moving block 12 can move downwards on the surface of the threaded rod 10, and the lifting rod 14 and the sweeping brush 15 are driven to move downwards.

The top end of the lifting mechanism 8 is meshed with the surface of the driving bevel gear 6, the bottom end of the dustproof curtain 5 is fixedly connected with a dust removal mechanism 9, and the left end and the right end of the dust removal mechanism 9 are fixedly connected with the opposite sides of the two lifting mechanisms 8 respectively.

Specifically, dust removal mechanism 9 includes lifter 14, both ends respectively with the opposite side fixed connection of two movable blocks 12 about lifter 14, lifter 14 is close to one side fixedly connected with brush cleaner 15 of LED display screen 2, and brush cleaner 15 and LED display screen 2's surface contact, lifter 14 also can drive dustproof curtain 5 downstream at the in-process that descends, make dustproof curtain 5 expand the in-process to LED display screen 2 protection, can drive brush cleaner 15 and clean the surface of LED display screen 2, the accumulation of dust on the LED display screen 2 has been reduced, the dustproof effect of LED display screen 2 has further been improved.

The working principle is as follows: when the novel dustproof structure for the outdoor LED screen is used, when the LED display screen 2 is used, the driving machine 3 is started, the driving machine 3 drives the rotating rod 4 to rotate, the rotating rod 4 rotates to enable the dustproof curtain 5 to be unfolded, meanwhile, the two driving bevel gears 6 drive the two driven bevel gears 11 to rotate, so that the threaded rod 10 can be driven to rotate, as the moving block 12 is connected with the threads and limits the rotation of the moving block 12 through the through groove 13, the moving block 12 can move downwards on the surface of the threaded rod 10, the lifting rod 14 and the cleaning brush 15 are driven to move downwards, the lifting rod 14 can drive the dustproof curtain 5 to move downwards in the descending process, so that the dustproof curtain 5 can drive the cleaning brush 15 to clean the surface of the LED display screen 2 in the process of protecting the LED display screen 2 when the dustproof curtain 5 is unfolded, and the accumulation of dust on the LED display screen 2 is reduced, the dustproof effect of the LED display screen 2 is further improved, when the LED display screen 2 needs to be used, the driving machine 3 is started, the driving machine 3 rotates reversely, the rotating rod 4 rotates reversely, the dustproof curtain 5 is wound, the lifting rod 14 and the cleaning brush 15 are driven to move upwards simultaneously, the cleaning brush 15 cleans the surface of the LED display screen 2 again, and the LED display screen 2 can be completely exposed.

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

Claims

1. The utility model provides a novel outdoor dustproof construction for LED screen, includes installing frame (1), be close to rear side fixedly connected with LED display screen (2) of its inner wall on installing frame (1), its characterized in that: the right side of the mounting frame (1) close to the top thereof is fixedly connected with a driving machine (3) through a supporting frame, the output end of the driving machine (3) is fixedly connected with a rotating rod (4), the surface of the rotating rod (4) close to the middle part thereof is wound with a dustproof curtain (5), the bottom end of the dustproof curtain (5) penetrates through the top of the mounting frame (1), the surfaces of the rotating rod (4) close to the left end and the right end are fixedly connected with driving bevel gears (6), cavities (7) are respectively arranged inside the left side and the right side of the mounting frame (1), lifting mechanisms (8) are respectively arranged in the two cavities (7), the top end of the lifting mechanism (8) is meshed and connected with the surface of the driving bevel gear (6), the bottom end of the dustproof curtain (5) is fixedly connected with a dust removal mechanism (9), the left end and the right end of the dust removing mechanism (9) are respectively fixedly connected with the opposite sides of the two lifting mechanisms (8).

2. The novel dustproof structure for the outdoor LED screen as claimed in claim 1, wherein: the lifting mechanism (8) comprises a threaded rod (10), the upper end and the lower end of the threaded rod (10) are rotatably connected with the top and the bottom of the inner wall of the cavity (7) through bearings, a driven bevel gear (11) is fixedly connected to the top end of the threaded rod (10), the driven bevel gear (11) is meshed with a driving bevel gear (6) and is connected with a moving block (12), through grooves (13) for the moving block (12) to move are formed in the left side and the right side of the inner wall of the mounting frame (1), and the opposite sides of the two moving blocks (12) are fixedly connected with the left end and the right end of the dust removal mechanism (9) respectively.

3. The novel dustproof structure for the outdoor LED screen as claimed in claim 1, wherein: the dust removal mechanism (9) comprises a lifting rod (14), the left end and the right end of the lifting rod (14) are fixedly connected with the opposite sides of the two moving blocks (12), a cleaning brush (15) is fixedly connected to one side, close to the LED display screen (2), of the lifting rod (14), and the cleaning brush (15) is in surface contact with the LED display screen (2).

4. The novel dustproof structure for the outdoor LED screen as claimed in claim 1, wherein: the left side fixedly connected with L type dead lever (16) that is close to its top on installing frame (1), the one end that driving machine (3) were kept away from in dwang (4) is passed through the bearing and is rotated with L type dead lever (16) and be connected.

5. The novel dustproof structure for the outdoor LED screen as claimed in claim 1, wherein: the driving machine (3) is an integrated structure with a driving motor and a speed reducer installed.