CN217646949U

CN217646949U - Dustproof device for liquid crystal display

Info

Publication number: CN217646949U
Application number: CN202220556141.1U
Authority: CN
Inventors: 吕宏; 杨德新; 李壮; 刘艳超; 孙晓贺
Original assignee: Suihua Tianjing Photoelectric Display Co ltd
Current assignee: Suihua Tianjing Photoelectric Display Co ltd
Priority date: 2022-03-15
Filing date: 2022-03-15
Publication date: 2022-10-25
Anticipated expiration: 2032-03-15

Abstract

The utility model discloses a dust keeper that LCD used, its technical scheme is: the dustproof mechanism is arranged in the base and extends to the outer side of the base; dustproof mechanism includes the body, body fixed connection base top, and the body rear side is equipped with the limiting plate, limiting plate one side fixedly connected with diaphragm, and the spread groove has been seted up at the base top, and inside roller bearing one and the roller bearing two of being equipped with of diaphragm inlaying, a dust keeper beneficial effect that LCD used is: drive sprocket one through the roller bearing and rotate, sprocket one drives two rotations of roller bearing through cooperating with sprocket two and chain, and roller bearing one drives the link downstream with roller bearing two, and the link drives the removal brush downstream, and the removal brush is cleared up the dust on body surface to the realization can effectively avoid the long-term adhesion of dust on this body surface, leads to influencing the life of body.

Description

Dustproof device for liquid crystal display

Technical Field

The utility model relates to a dustproof technical field, concretely relates to dust keeper that LCD used.

Background

The liquid crystal display is a commonly used flat panel display at present, and the liquid crystal display device is a core display component in the liquid crystal display.

The existing liquid crystal display does not have a dustproof protection mechanism, so that a large amount of dust can be accumulated on the surface of the liquid crystal display after the liquid crystal display is used for a long time, and the use of the liquid crystal display is influenced.

Disclosure of Invention

Therefore, the utility model provides a dust keeper that LCD used drives the link downstream through roller bearing one and roller bearing two, and the link drives the clearance brush and moves downstream to solve the problem that LCD does not have dustproof function.

In order to achieve the above object, the present invention provides the following technical solutions: a dustproof device for a liquid crystal display comprises a base, wherein a dustproof mechanism is arranged in the base and extends to the outer side of the base;

dustproof mechanism includes the body, body fixed connection base top, the body rear side is equipped with the limiting plate, limiting plate one side fixedly connected with diaphragm, the spread groove has been seted up at the base top, inside roller bearing one and the roller bearing two of inlaying of diaphragm is equipped with, roller bearing one and two bottoms of roller bearing all run through the spread groove and extend to inside the base, roller bearing one and the outside of roller bearing are fixed respectively and have been cup jointed sprocket one and sprocket two, sprocket one and the two outside of sprocket all overlap and are equipped with the chain, sprocket one passes through chain drive with sprocket two and is connected, the fixed worm wheel that has cup jointed in the roller bearing one outside, the worm wheel is located sprocket one bottom, the worm wheel rear side is equipped with the worm, worm wheel and worm phase-match, base one side fixedly connected with motor, motor output shaft and worm fixed connection, the outside cover of roller bearing one and roller bearing is equipped with the link, link and roller bearing one and roller bearing two all pass through threaded connection, the inboard fixedly connected with clearance brush of link, the clearance brush inboard contacts with the body.

Preferably, a limiting groove is formed in the inner side of the limiting plate, the rear side of the connecting frame extends to the inside of the limiting groove, and the limiting groove is matched with the connecting frame.

Preferably, the base bottom inboard is fixed to inlay and is equipped with U type frame, the fixed slot has all been seted up to U type frame top inner wall and end inner wall, two the fixed slot is upper and lower symmetry form evenly distributed.

Preferably, the first fixing grooves are fixedly connected with the first springs, and the inner ends of the first springs are fixedly connected with the stop blocks.

Preferably, two dog one side is equipped with the drawer, the drawer is located inside the U type frame, drawer one side fixedly connected with handle.

Preferably, one side of the U-shaped frame is fixedly connected with two springs II, and the two springs are symmetrically distributed in the front-back direction.

Preferably, two one ends of the spring are fixedly connected with supporting legs, and the two supporting legs are connected with the base through hinges.

Preferably, the joints of the first rolling shaft and the second rolling shaft with the transverse plate and the base are movably connected through bearings.

Preferably, the connection part of the worm and the base is movably connected through a bearing.

Preferably, the motor is sleeved with a protective cover, and the protective cover is fixedly connected with the base and the U-shaped frame.

The embodiment of the utility model provides a have following advantage:

1. the first chain wheel is driven to rotate by the rolling shaft, the first chain wheel is matched with the second chain wheel and the chain to drive the second rolling shaft to rotate, the first rolling shaft and the second rolling shaft drive the connecting frame to move downwards, the connecting frame drives the cleaning brush to move downwards, and the cleaning brush cleans dust on the surface of the body, so that the influence on the service life of the body due to the fact that the dust is adhered to the surface of the body for a long time can be effectively avoided;

2. through holding the handle, stimulate the drawer left, the drawer extrudees two dogs, because of drawer top and bottom surface are slope form, the angle on slope angle and two dog surfaces is unanimous simultaneously, so produced frictional force when can reducing drawer and two dogs contact to the realization is effectively collected the dust that the brush of clearing up swept down, and the practicality is better, and easy operation can satisfy user's user demand, is fit for using widely in a large number.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

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

fig. 2 is a perspective view of a first rolling shaft, a second rolling shaft, a first chain wheel, a second chain wheel and a chain provided by the utility model;

FIG. 3 is an enlarged view of the part A of FIG. 1 according to the present invention;

fig. 4 is a perspective view of the connecting frame and the cleaning brush provided by the present invention.

In the figure: the device comprises a base 1, a body 2, a limiting plate 3, a transverse plate 4, a first rolling shaft 5, a second rolling shaft 6, a first chain wheel 7, a second chain wheel 8, a chain 9, a worm wheel 10, a worm 11, a motor 12, a connecting frame 13, a cleaning brush 14, a U-shaped frame 15, a first spring 16, a stop block 17, a drawer 18, a second spring 19, a supporting leg 20 and a protective cover 21.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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. 1-4, the utility model provides a dustproof device for a liquid crystal display, which comprises a base 1, wherein a dustproof mechanism is arranged inside the base 1, and the dustproof mechanism extends to the outer side of the base 1;

the dustproof mechanism comprises a body 2, the body 2 is fixedly connected with the top of a base 1, a limiting plate 3 is arranged on the rear side of the body 2, one side of the limiting plate 3 is fixedly connected with a transverse plate 4, a connecting groove is formed in the top of the base 1, a first roller 5 and a second roller 6 are embedded in the transverse plate 4, the bottom ends of the first roller 5 and the second roller 6 penetrate through the connecting groove and extend into the base 1, the outer sides of the first roller 5 and the second roller 6 are fixedly sleeved with a first chain wheel 7 and a second chain wheel 8 respectively, a chain 9 is sleeved on the outer sides of the first chain wheel 7 and the second chain wheel 8, the first chain wheel 7 and the second chain wheel 8 are in driving connection through the chain 9, a worm wheel 10 is fixedly sleeved on the outer side of the first roller 5, the worm wheel 10 is located at the bottom of the first chain wheel 7, a worm 11 is arranged on the rear side of the worm wheel 10, the worm wheel 10 is matched with the worm 11, a motor 12 is fixedly connected to one side of the base 1, an output shaft of the motor 12 is fixedly connected with the worm 11, a connecting frame 13 is arranged on the outer side of the first roller 5 and the second roller 6, the connecting frame 13 is in threaded connection with a cleaning brush 14, the inner side of the cleaning brush 14, a limiting plate 3, a limiting groove is arranged on the inner side of the limiting plate 3, and a limiting groove 13, and a limiting groove is arranged in a limiting groove, and extends into the limiting groove;

in the embodiment, a user switches on a power supply, the motor 12 drives the worm 11 to rotate, the worm 11 drives the worm wheel 10 to rotate, the worm wheel 10 drives the roller I5 to rotate, the roller I5 drives the chain wheel I7 to rotate, the chain wheel I7 drives the roller II 6 to rotate through being matched with the chain wheel II 8 and the chain 9, the roller I5 and the roller II 6 drive the connecting frame 13 to move downwards, the connecting frame 13 drives the cleaning brush 14 to move downwards, and the cleaning brush 14 cleans dust on the surface of the body 2, so that the dust can be effectively prevented from being adhered to the surface of the body 2 for a long time to affect the service life of the body 2;

wherein, in order to realize the purpose of collecting, this device adopts the following technical scheme to realize: the U-shaped frame 15 is fixedly embedded in the inner side of the bottom of the base 1, fixing grooves are formed in the top inner wall and the bottom inner wall of the U-shaped frame 15, the two fixing grooves are uniformly distributed in a vertical symmetrical mode, springs I16 are fixedly connected to the inner portions of the two fixing grooves, stoppers 17 are fixedly connected to the inner ends of the springs I16, a drawer 18 is arranged on one side of each stopper 17, the drawer 18 is located inside the U-shaped frame 15, a handle is fixedly connected to one side of the drawer 18, springs II 19 are fixedly connected to one side of the U-shaped frame 15, the springs II 19 are uniformly distributed in a front-back symmetrical mode, supporting legs 20 are fixedly connected to one ends of the springs II 19, the supporting legs 20 are hinged to the base 1, when the surface of the body 2 needs to be cleaned, the handle can be held firstly, the drawer 18 is pulled leftwards, the drawer 18 is extruded to the two stoppers 17, the two stoppers 17 extrude the springs I16, the two springs I16 are stressed in a compressed state, the top surface and the bottom surface of the drawer 18 is in a slope shape, meanwhile, the slope angle is consistent with the angle of the surface of the two stoppers 17, therefore, friction generated when the drawer 18 is in contact with the drawer, the cleaning brush, the brush can be cleaned, the dust collecting device can meet the requirements of a large number of users, and can be collected, and is suitable for popularization and the dust collecting efficiency and the dust collecting device.

The utility model discloses a use as follows: use the utility model discloses the time, the user holds the handle earlier, stimulate drawer 18 left, drawer 18 extrudees two dog 17, two dog 17 extrude two springs 16, two 16 atress of spring are in compression state, be slope form because of drawer 18 top and bottom surface, slope angle is unanimous with the angle on two dog 17 surfaces simultaneously, so can reduce the produced frictional force when drawer 18 contacts with two dog 17, switch on later, motor 12 drives worm 11 and rotates, worm 11 drives worm wheel 10 and rotates, worm wheel 10 drives roller bearing 5 and rotates, roller bearing 5 drives sprocket 7 and rotates, sprocket 7 cooperatees with sprocket two 8 and chain 9, it rotates to drive roller bearing two 6, roller bearing 5 and roller bearing two 6 drive link 13 and move down, link 13 drives clearance brush 14 and moves down, clearance brush 14 clears up the dust on body 2 surface, inside dust drawer 18, thereby realize effectively avoiding the long-term adhesion of dust on body 2 surface, still can effectively collect the dust simultaneously, the practicality is better.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims

1. The utility model provides a dust keeper that LCD used, includes base (1), its characterized in that: a dustproof mechanism is arranged in the base (1) and extends to the outer side of the base (1);

the dustproof mechanism comprises a body (2), the body (2) is fixedly connected with the top of a base (1), a limiting plate (3) is arranged on the rear side of the body (2), a transverse plate (4) is fixedly connected with one side of the limiting plate (3), a connecting groove is formed in the top of the base (1), a first roller (5) and a second roller (6) are embedded in the transverse plate (4), the bottoms of the first roller (5) and the second roller (6) are all penetrated through the connecting groove and extend to the inside of the base (1), the outer sides of the first roller (5) and the second roller (6) are respectively and fixedly sleeved with a first chain wheel (7) and a second chain wheel (8), the outer sides of the first chain wheel (7) and the second chain wheel (8) are respectively sleeved with a chain (9), the first chain wheel (7) and the second chain wheel (8) are in a driving connection mode through the chain (9), a worm wheel (10) is fixedly sleeved on the outer side of the first roller (5), the worm wheel (10) is positioned at the bottom of the first chain wheel (7), a worm wheel (10) is provided with a worm (11), the rear side of the worm wheel (10) is matched with a worm (12) and a motor (13) connected with a motor (12), link (13) all pass through threaded connection with roller I (5) and roller II (6), link (13) inboard fixedly connected with cleaning brush (14), cleaning brush (14) inboard contacts with body (2).

2. The dustproof device for a liquid crystal display according to claim 1, wherein: the limiting plate (3) is provided with a limiting groove on the inner side, the rear side of the connecting frame (13) extends to the inside of the limiting groove, and the limiting groove is matched with the connecting frame (13).

3. The dustproof device for a liquid crystal display according to claim 1, wherein: the base (1) bottom inboard is fixed to be inlayed and is equipped with U type frame (15), the fixed slot has all been seted up to U type frame (15) top inner wall and end inner wall, two the fixed slot is upper and lower symmetry form evenly distributed.

4. The dustproof device for a liquid crystal display according to claim 3, wherein: the inner ends of the two first springs (16) are fixedly connected with a first spring (16), and the inner ends of the two first springs (16) are fixedly connected with a stop block (17).

5. The dustproof device for liquid crystal display according to claim 4, wherein: two dog (17) one side is equipped with drawer (18), drawer (18) are located inside U type frame (15), drawer (18) one side fixedly connected with handle.

6. The dustproof device for liquid crystal display according to claim 3, wherein: two springs II (19) are fixedly connected to one side of the U-shaped frame (15), and the two springs II (19) are symmetrically and uniformly distributed in the front-back direction.

7. The dustproof device for a liquid crystal display according to claim 6, wherein: one end of each of the two springs (19) is fixedly connected with a supporting leg (20), and the two supporting legs (20) are connected with the base (1) through hinges.

8. The dustproof device for a liquid crystal display according to claim 1, wherein: the first rolling shaft (5) and the second rolling shaft (6) are movably connected with the connecting part of the transverse plate (4) and the base (1) through bearings.

9. The dustproof device for a liquid crystal display according to claim 1, wherein: the connection part of the worm (11) and the base (1) is movably connected through a bearing.

10. The dustproof device for a liquid crystal display according to claim 1, wherein: the motor (12) outside cover is equipped with safety cover (21), safety cover (21) and base (1) and U type frame (15) fixed connection.