CN213123638U

CN213123638U - LED composite display screen

Info

Publication number: CN213123638U
Application number: CN202021987393.7U
Authority: CN
Inventors: 花明
Original assignee: Shanghai China Expansion Information Technology Co ltd
Current assignee: Shanghai China Expansion Information Technology Co ltd
Priority date: 2020-09-12
Filing date: 2020-09-12
Publication date: 2021-05-04
Anticipated expiration: 2030-09-12

Abstract

The utility model relates to the technical field of LED display screens, and discloses an LED composite display screen, which comprises a frame, wherein the right side of the frame is embedded with the LED composite display screen, and the top and the bottom of the right side of the frame, which are positioned on the LED composite display screen, are both fixedly provided with mounting bars; a strip-shaped groove is formed in the upper mounting strip. This LED composite display screen, through the control motor operation, motor output shaft area rotation axis rotates, at this moment the winding is at the epaxial cover cloth that rotates, then can slow roll-off in the export from bar groove below, because flagging strip is heavier, so the cover cloth can not be rolled up in the rotation axis, the pulley at flagging strip both ends simultaneously, then can slide in the pulley groove of vertical guide rail, and reduce frictional force, when the cover cloth is released and is accomplished, just in time the magnet and the magnetism magnetic stripe of flagging strip bottom hold each other, at this moment the cover cloth expandes completely, thereby prevent that unidentified object from striking on the surface at LED composite display screen.

Description

LED composite display screen

Technical Field

The utility model relates to a LED display screen technical field specifically is a LED composite display screen.

Background

LED display screen to dynamic picture mode display image, multi-purpose in aspects such as advertising, road instruction, this type of display screen is mostly fixed, and in some times, when attending exhibition, product sales promotion meeting and indoor advertising, adopt the LED display screen to carry out the propaganda and can play better effect.

But LED display screen is not long-time use, uses a period of time after basically, will close LED display screen next midnight, if do not have the advertisement next time to demonstrate, LED display screen then can close always, but LED display screen under the closed condition can fall grey, still can receive the striking of unidentified object even.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a LED composite display screen possesses the advantage of deashing and protection, has solved the LED display screen and is not long-time use, uses a period back basically, will close the LED display screen at next night, if do not have the advertisement next time to demonstrate, the LED display screen then can be closed always, but the LED display screen under the closed condition can the ash fall, still can receive the problem of the striking of unclear object even.

(II) technical scheme

For the purpose of realizing above-mentioned deashing and protection, the utility model provides a following technical scheme: the utility model provides a compound display screen of LED, includes the frame, the right side of frame is inlayed and is equipped with compound display screen of LED, the right side of frame and the equal fixed mounting in top and the bottom that is located compound display screen of LED have the mounting bar.

The top the bar groove has been seted up to the inside of mounting bar, the right side fixed mounting of bar inslot portion has the motor, the output shaft fixed mounting of motor has the axis of rotation, the left end fixed mounting of axis of rotation has the bearing, the left side wall fixed connection in bearing and bar groove, the outside of axis of rotation is around being equipped with the drape, the bottom fixed mounting of drape has flagging strip, the equal fixed mounting in both ends of flagging strip has the mount pad, the inside of mount pad is rotated and is connected with the pulley, from top to bottom two mounting bars between fixed mounting have two vertical guide rails, the pulley groove corresponding with the pulley is seted up on the surface of vertical guide rail.

The magnetic stripe is embedded in the mounting bar at the lower part, and the wiping cloth is fixedly mounted below the left side of the shielding cloth.

Preferably, the length of the mounting bar is equal to the length of the frame.

Preferably, the length and the height of the shielding cloth are both larger than those of the LED composite display screen.

Preferably, the bottom of puggaree runs through the bar groove and extends to the below of the mounting bar of top, vertical guide rail is located the both sides of puggaree respectively.

Preferably, the length of the drooping strip is greater than the caliber of the strip-shaped groove, the bottom of the drooping strip is embedded with a magnet, and the magnet and the magnetic strip attract each other.

Preferably, the pulleys are slidably connected inside the vertical guide rail through pulley grooves.

(III) advantageous effects

Compared with the prior art, the utility model provides a LED composite display screen possesses following beneficial effect:

1. this LED composite display screen, through the control motor operation, motor output shaft area rotation axis rotates, at this moment the winding is at the epaxial cover cloth that rotates, then can slow roll-off in the export from bar groove below, because flagging strip is heavier, so the cover cloth can not be rolled up in the rotation axis, the pulley at flagging strip both ends simultaneously, then can slide in the pulley groove of vertical guide rail, and reduce frictional force, when the cover cloth is released and is accomplished, just in time the magnet and the magnetism magnetic stripe of flagging strip bottom hold each other, at this moment the cover cloth expandes completely, thereby prevent that unidentified object from striking on the surface at LED composite display screen.

2. This LED composite display screen, because the inboard wiper of puggaree contacts with the surface of LED composite display screen, so the puggaree is gliding or the in-process that shifts up, and the wiper can clear up once to the surface of LED composite display screen to the deashing work to the screen has been realized.

Drawings

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

FIG. 2 is a side cross-sectional view of the present invention covering without the cover being deployed;

FIG. 3 is a side cross-sectional view of the present invention with the drape deployed;

FIG. 4 is an enlarged view of the structure A in FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure B in FIG. 2 according to the present invention;

fig. 6 is an enlarged view of the structure at C in fig. 1 according to the present invention.

In the figure: the LED display screen comprises a frame 1, a 2-LED composite display screen, a 3-mounting strip, a 4-strip-shaped groove, a 5-motor, a 6-rotating shaft, a 7-bearing, 8-shielding cloth, a 9-drooping strip, a 10-mounting seat, a 11-pulley, a 12-vertical guide rail, a 13-pulley groove, a 14-magnetic strip and a 15-wiping cloth.

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, an LED composite display screen includes a frame 1, an LED composite display screen 2 is embedded in the right side of the frame 1, mounting bars 3 are fixedly mounted on the right side of the frame 1 and on the top and bottom of the LED composite display screen 2, and the length of the mounting bars 3 is equal to the length of the frame 1.

Referring to fig. 2-5, a strip-shaped groove 4 is formed in an upper mounting bar 3, a motor 5 is fixedly mounted on the right side of the inside of the strip-shaped groove 4, a rotating shaft 6 is fixedly mounted on an output shaft of the motor 5, a bearing 7 is fixedly mounted on the left end of the rotating shaft 6, the bearing 7 is fixedly connected with the left side wall of the strip-shaped groove 4, a shielding cloth 8 is wound on the outer side of the rotating shaft 6, the length and the height of the shielding cloth 8 are both greater than those of the LED composite display screen 2, the bottom end of the shielding cloth 8 penetrates through the strip-shaped groove 4 and extends to the lower side of the upper mounting bar 3, a drooping bar 9 is fixedly mounted at the bottom of the shielding cloth 8, the length of the drooping bar 9 is greater than the caliber of the strip-shaped groove 4, mounting seats 10 are fixedly mounted at both ends of the drooping bar 9, pulleys 11 are rotatably connected in the mounting seats 10, two vertical, the surface of the vertical guide rail 12 is provided with a pulley groove 13 corresponding to the pulley 11, and the pulley 11 is connected in the vertical guide rail 12 in a sliding manner through the pulley groove 13, so that the friction force is reduced.

Referring to fig. 6, a magnetic stripe 14 is embedded in the lower mounting bar 3, a magnet is embedded at the bottom of the drooping bar 9, the magnet and the magnetic stripe 14 attract each other, a wiping cloth 15 is fixedly mounted on the left lower side of the shielding cloth 8, and the wiping cloth 15 on the inner side of the shielding cloth 8 is in contact with the surface of the LED composite display screen 2, so that the shielding cloth 8 slides down or moves up, the wiping cloth 15 can clean the surface of the LED composite display screen 2 once, and the dust cleaning work of the screen is achieved.

When using, through control motor 5 operation, motor 5 output shaft area takes axis of rotation 6 to rotate, at this moment the winding is at the epaxial matte 8 of axis of rotation 6, then can slow roll-off come in the export of 4 below in the strip groove, because flagging strip 9 is heavier, so matte 8 can not be curled up on axis of rotation 6, the pulley 11 at flagging strip 9 both ends simultaneously, then can slide down in the pulley groove 13 of vertical guide rail 12, and reduce frictional force, when matte 8 put and send and finish, just in time the magnet and the magnetic stripe 14 of flagging strip 9 bottom hold each other, at this moment matte 8 expandes completely, thereby prevent that unidentified object from striking on the surface of LED composite display screen 2.

This compound display screen of LED, because the inboard wiper 15 of puggaree 8 contacts with the surface of compound display screen 2 of LED, so the puggaree 8 slides down or shifts up the in-process, and wiper 15 can clear up once to the surface of compound display screen 2 of LED to the deashing work to the screen has been realized.

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 LED composite display screen, includes frame (1), its characterized in that: an LED composite display screen (2) is embedded in the right side of the frame (1), and mounting strips (3) are fixedly mounted on the right side of the frame (1) and positioned at the top and the bottom of the LED composite display screen (2);

a strip-shaped groove (4) is arranged inside the upper mounting bar (3), a motor (5) is fixedly arranged on the right side inside the strip-shaped groove (4), an output shaft of the motor (5) is fixedly provided with a rotating shaft (6), the left end of the rotating shaft (6) is fixedly provided with a bearing (7), the bearing (7) is fixedly connected with the left side wall of the strip-shaped groove (4), the outer side of the rotating shaft (6) is wound with a shielding cloth (8), the bottom of the shielding cloth (8) is fixedly provided with a drooping strip (9), both ends of the drooping strip (9) are fixedly provided with mounting seats (10), a pulley (11) is rotatably connected inside the mounting seat (10), two vertical guide rails (12) are fixedly mounted between the upper and lower mounting bars (3), pulley grooves (13) corresponding to the pulleys (11) are formed in the surface of the vertical guide rail (12);

the lower part is embedded with a magnetic strip (14) in the mounting bar (3), and the lower part on the left side of the shielding cloth (8) is fixedly provided with a wiping cloth (15).

2. The LED composite display screen of claim 1, wherein: the length of the mounting bar (3) is equal to that of the frame (1).

3. The LED composite display screen of claim 1, wherein: the length and the height of the shielding cloth (8) are both larger than those of the LED composite display screen (2).

4. The LED composite display screen of claim 1, wherein: the bottom of cloth covering (8) runs through bar groove (4) and extends to the below of the mounting bar (3) of top, vertical guide rail (12) are located the both sides of cloth covering (8) respectively.

5. The LED composite display screen of claim 1, wherein: the length of flagging strip (9) is greater than the bore of bar groove (4), the bottom of flagging strip (9) is inlayed and is had magnet, and magnet and magnetic stripe (14) attract mutually.

6. The LED composite display screen of claim 1, wherein: the pulleys (11) are connected in a sliding mode inside the vertical guide rail (12) through pulley grooves (13).