CN220627367U

CN220627367U - Drawing display device for exhibition

Info

Publication number: CN220627367U
Application number: CN202322292850.0U
Authority: CN
Inventors: 刘锐
Original assignee: Sichuan Hecheng Jiaye Exhibition Service Co ltd
Current assignee: Sichuan Hecheng Jiaye Exhibition Service Co ltd
Priority date: 2023-08-25
Filing date: 2023-08-25
Publication date: 2024-03-19
Anticipated expiration: 2033-08-25

Abstract

The utility model relates to the technical field of drawing display, and discloses a drawing display device for exhibition, which comprises a lower fixing piece, an upper fixing piece and a display frame, wherein a drawing groove is formed in the display frame, a groove plate is fixedly connected to the side wall of the display frame, a driving roller and a driven roller are rotatably connected to the inner side wall of the groove plate, rubber sleeves are coated on the surfaces of the driving roller and the driven roller, the surfaces of the driving roller and the driven roller are propped against each other, a servo motor is fixedly connected to the upper surface of the display frame, and a power output end of the servo motor is fixedly connected with one end of the driving roller; the utility model can effectively avoid drawing folds, ensure the display effect, has simple and convenient drawing installation and disassembly operation, can adjust the display range according to actual conditions, is convenient for audience of groups with different heights to watch, has strong suitability and is convenient to use.

Description

Drawing display device for exhibition

Technical Field

The utility model relates to the technical field of drawing display, in particular to a drawing display device for a conference.

Background

The exhibition refers to collective business or non-business activities such as meetings, exhibitions and large-scale activities, the conceptual connotation refers to mass social activities formed by gathering a plurality of people together in a certain region space, and the mass social activities of transmitting and exchanging information regularly or irregularly, regularly or non-regularly, and participating enterprises and institutions popularize themselves by showing own advantageous products and services. The drawing is used as one of the important expression means of design, and the content of the drawing is generally presented to audiences in a clear and vivid mode through the display device, so that the effect and the attraction of exhibition are enhanced.

The utility model patent number CN215502271U discloses a drawing display device for construction of a conference, and particularly relates to the technical field of construction of the conference, the drawing display device comprises a workbench, a support rod is fixedly arranged on the bottom surface of the workbench, a display plate is arranged on the top surface of the workbench, a fixed support is fixedly arranged on the top surface of the workbench, an adjusting cylinder is fixedly arranged on one side of the fixed support, a moving block is fixedly connected to the top of the adjusting cylinder, a fixed plate is fixedly arranged on the top surface of the workbench, a guide chute is formed in the top surface of the fixed plate, and the outer wall of the moving block is slidably arranged on the inner wall of the guide chute. In the above-mentioned scheme, when finding that the viewing angle is uncomfortable or have light reflection to lead to watching the unclear time, can start the governing cylinder and carry out the regulation to show board angle, the governing cylinder drives the movable block and slides, and the movable block is rotatory again with the dwang to change the supporting point of show board, the show board also consequently rotates, until appropriate angle.

The existing exhibition drawing display device has the following disadvantages: 1. the drawing is generally inserted into a drawing groove in the display frame, the content of the drawing can be observed through a layer of transparent plastic plate on the surface of the display frame, and the drawing is very inconvenient to insert into the display frame due to the fact that the texture of the drawing is generally softer, the drawing is unevenly stressed in the inserting process, the drawing is easy to fold, the display effect is poor, and the displayed drawing is inconvenient to replace; 2. the height adjustment is inconvenient, the display range of the display device in use is affected, and inconvenience is brought to the viewing and use of audiences.

Disclosure of Invention

The utility model aims to provide a drawing display device for exhibitions, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a drawing display device for exhibitions, includes down the mounting, goes up mounting and show frame, the drawing groove has been seted up to show frame inside, show frame lateral wall fixedly connected with frid, frid inside wall rotation is connected with drive roll and driven voller, and drive roll and driven voller surface all cladding have rubber sleeve and drive roll and driven voller surface to offset, and the fixed connection of show frame upper surface has servo motor and servo motor power take off end and drive roll one end fixed link to each other.

As the preferred scheme, lower mounting inside wall rotates and is connected with two-way threaded rod, and two-way threaded rod both ends equal threaded connection has the thread bush, thread bush fixed surface is connected with movable block, and the spacing groove has been seted up on lower mounting surface, and spacing groove inside wall sliding connection has stopper and stopper top surface and movable block bottom surface fixed link to each other, and lower mounting lateral wall changes and is connected with carousel and carousel one end and two-way threaded rod one end fixed link to each other, carousel fixed surface is connected with the handle.

As the preferred scheme, the fixed surface is connected with the slide bar under the show frame, and slide bar both ends all sliding connection has the slider, and the cross hinge has the connecting rod between slider and the movable block and links to each other through the round pin axle rotation between two connecting rods.

As an optimal scheme, the lower surface of the lower fixing piece is fixedly connected with a fixing plate, and the lower surface of the fixing plate is fixedly connected with supporting legs.

As an optimal scheme, the side wall of the display frame is fixedly connected with a controller.

Preferably, the servo motor is electrically connected with an external power supply through a controller.

The utility model has the technical effects and advantages that:

1. the rubber sleeve is soft in texture and large in friction coefficient, friction force with a drawing can be increased, the drawing is fixed and limited and stable, one end of the drawing can be placed between the driving roller and the driven roller, the servo motor is controlled by the controller to operate, the power output end of the servo motor rotates to drive the driving roller to rotate, the driving roller rotates to drive the drawing to move, the drawing is located between the driving roller and the driven roller, the drawing is limited, meanwhile, the driving roller continues to rotate, the drawing is driven to move continuously, the drawing is enabled to be inserted into a drawing groove of a display frame, when the drawing needs to be taken out for replacement, the drawing can be taken out through the servo motor to be reversed, drawing wrinkles can be effectively avoided, the display effect is guaranteed, the drawing mounting and dismounting operations are simple and convenient, and the drawing is convenient to use.

2. The movable block is driven to move in the limiting groove direction only under the limiting of the limiting block and the limiting groove, the movable block moves under the action of the connecting rod in the opposite direction, and the upper fixing piece moves to drive the display frame to move, so that the horizontal height of the display frame is adjusted, namely the display range can be adjusted according to actual conditions, viewers in different height groups are convenient to watch, the suitability is high, and the use is convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is an enlarged view of the structure of fig. 1 a in accordance with the present utility model.

Fig. 3 is an enlarged view of the structure at B in fig. 1 according to the present utility model.

Fig. 4 is a cross-sectional view of a display frame of the present utility model.

In the figure: 1. a lower fixing member; 2. an upper fixing member; 3. a display frame; 301. drawing grooves; 4. a controller; 5. a two-way threaded rod; 6. a thread sleeve; 7. a movable block; 8. a limit groove; 9. a limiting block; 10. a slide bar; 11. a slide block; 12. a connecting rod; 13. a pin shaft; 14. a turntable; 15. a handle; 16. a trough plate; 17. a drive roll; 18. driven roller; 19. a rubber sleeve; 20. a servo motor; 21. a fixing plate; 22. and (5) supporting legs.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a drawing display device for exhibition as shown in figures 1-4, which comprises a lower fixing piece 1, an upper fixing piece 2 and a display frame 3, wherein a drawing groove 301 is formed in the display frame 3, the side wall of the display frame 3 is fixedly connected with a groove plate 16, the inner side wall of the groove plate 16 is rotatably connected with a driving roller 17 and a driven roller 18, the surfaces of the driving roller 17 and the driven roller 18 are respectively covered with a rubber sleeve 19, the surfaces of the driving roller 17 and the driven roller 18 are propped against each other, the upper surface of the display frame 3 is fixedly connected with a servo motor 20, and the power output end of the servo motor 20 is fixedly connected with one end of the driving roller 17; the rubber sleeve 19 is soft in texture and large in friction coefficient, friction force with a drawing can be increased, the drawing is fixed and limited more stably, one end of the drawing can be placed between the driving roller 17 and the driven roller 18, the servo motor 20 is controlled by the controller 4 to operate, the power output end of the servo motor 20 rotates to drive the driving roller 17 to rotate, the driving roller 17 rotates to drive the drawing to move, the drawing is located between the driving roller 17 and the driven roller 18, the drawing is limited, meanwhile, the driving roller 17 continues to rotate to drive the drawing to move, the drawing is enabled to be inserted into the drawing groove 301 of the display frame 3, the drawing can be taken out by controlling the servo motor 20 to rotate reversely when the drawing needs to be taken out for replacement, drawing wrinkles can be effectively avoided, the display effect is guaranteed, the drawing mounting and dismounting operations are simple and convenient, and the drawing mounting and dismounting operation is convenient to use.

In the embodiment, the inner side wall of the lower fixing piece 1 is rotationally connected with a bidirectional threaded rod 5, two ends of the bidirectional threaded rod 5 are respectively and fixedly connected with a threaded sleeve 6, the surface of the threaded sleeve 6 is fixedly connected with a movable block 7, the surface of the lower fixing piece 1 is provided with a limiting groove 8, the inner side wall of the limiting groove 8 is slidingly connected with a limiting block 9, the top surface of the limiting block 9 is fixedly connected with the bottom surface of the movable block 7, the side wall of the lower fixing piece 1 is rotationally connected with a rotary table 14, one end of the rotary table 14 is fixedly connected with one end of the bidirectional threaded rod 5, the surface of the rotary table 14 is fixedly connected with a handle 15, the lower surface of the display frame 3 is fixedly connected with a sliding rod 10, two ends of the sliding rod 10 are respectively and fixedly connected with a sliding block 11, a connecting rod 12 is in cross hinge joint with the sliding block 11 and the two connecting rods 12 are rotationally connected through a pin shaft 13; the accessible handle 15 rotates and drives carousel 14 and rotate, carousel 14 rotates and drives bi-directional threaded rod 5 and rotate, bi-directional threaded rod 5 rotates and drives thread bush 6 and move in opposite directions or reverse movement, thread bush 6 removes and drives movable block 7 and remove, movable block 7 only can follow the spacing groove 8 direction under the spacing of stopper 9 and spacing groove 8 and remove, movable block 7 drives mounting 2 under the effect of connecting rod 12 when moving in opposite directions and removes, go up mounting 2 and remove and drive show frame 3, thereby adjust the horizontal height of show frame 3, the show scope can be adjusted according to actual conditions promptly, the spectator of different height groups of being convenient for watches, the suitability is strong, convenient to use.

In the embodiment, the lower surface of the lower fixing piece 1 is fixedly connected with a fixing plate 21, and the lower surface of the fixing plate 21 is fixedly connected with a supporting leg 22; the supporting legs 22 on the fixing plate 21 are contacted with the ground, so that the stability of the whole placement of the device is ensured.

In the embodiment, the side wall of the display frame 3 is fixedly connected with a controller 4, and the servo motor 20 is electrically connected with an external power supply through the controller 4; the servo motor 20 can be controlled to run by the controller 4, so that the control operation is simple and convenient, and the use is convenient.

The working principle of the utility model is as follows: the utility model relates to a drawing display device for a conference, which has the advantages that a rubber sleeve 19 is soft in texture and high in friction coefficient, the friction force between the rubber sleeve and a drawing can be increased, so that the fixing and limiting of the drawing are more stable, one end of the drawing can be placed between a driving roller 17 and a driven roller 18, a servo motor 20 can be controlled to operate through a controller 4, the power output end of the servo motor 20 rotates to drive the driving roller 17 to rotate, the driving roller 17 rotates to drive the drawing to move, the drawing is positioned between the driving roller 17 and the driven roller 18, the drawing is limited, meanwhile, the driving roller 17 continues to rotate to drive the drawing to continuously move, the drawing is inserted into a drawing groove 301 of a display frame 3, and when the drawing needs to be taken out for replacement, the servo motor 20 is controlled to rotate reversely, so that the drawing can be taken out; the rotatable disk 14 is driven to rotate through the rotation of the handle 15, the rotatable disk 14 rotates to drive the bidirectional threaded rod 5 to rotate, the bidirectional threaded rod 5 rotates to drive the threaded sleeve 6 to move oppositely or move reversely, the threaded sleeve 6 moves to drive the movable block 7 to move, the movable block 7 can only move along the direction of the limiting groove 8 under the limiting of the limiting block 9 and the limiting groove 8, and the movable block 7 drives the upper fixing piece 2 to move under the action of the connecting rod 12 when moving oppositely, and the upper fixing piece 2 moves to drive the display frame 3 to move, so that the horizontal height of the display frame 3 is adjusted.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a drawing display device for exhibitions, includes mounting (1), goes up mounting (2) and show frame (3), its characterized in that: drawing groove (301) has been seted up to show frame (3) inside, show frame (3) lateral wall fixedly connected with frid (16), frid (16) inside wall rotation is connected with drive roll (17) and driven voller (18), and drive roll (17) and driven voller (18) surface all cladding have rubber sleeve (19) and drive roll (17) and driven voller (18) surface offset, and show frame (3) upper surface fixedly connected with servo motor (20) and servo motor (20) power take off end and drive roll (17) one end fixed link to each other.

2. The presentation device according to claim 1, wherein: the utility model discloses a fixed part is installed to lower mounting (1) inside wall rotation is connected with two-way threaded rod (5), two-way threaded rod (5) both ends equal threaded connection has thread bush (6), thread bush (6) fixed surface is connected with movable block (7), spacing groove (8) have been seted up on lower mounting (1) surface, spacing groove (8) inside wall sliding connection has stopper (9) and stopper (9) top surface and movable block (7) bottom surface fixed link to each other, lower mounting (1) lateral wall swivelling joint has carousel (14) and carousel (14) one end links to each other with two-way threaded rod (5) one end is fixed, carousel (14) fixed surface is connected with handle (15).

3. The presentation device according to claim 1, wherein: the display frame is characterized in that a sliding rod (10) is fixedly connected to the lower surface of the display frame (3), sliding blocks (11) are slidably connected to two ends of the sliding rod (10), connecting rods (12) are hinged between the sliding blocks (11) and the movable blocks (7) in a crossed mode, and the two connecting rods (12) are connected with each other in a rotating mode through a pin shaft (13).

4. The presentation device according to claim 1, wherein: the lower surface of the lower fixing piece (1) is fixedly connected with a fixing plate (21), and the lower surface of the fixing plate (21) is fixedly connected with supporting legs (22).

5. The presentation device according to claim 1, wherein: the side wall of the display frame (3) is fixedly connected with a controller (4).

6. The presentation device according to claim 1, wherein: the servo motor (20) is electrically connected with an external power supply through the controller (4).