Display stand

Abstract

The utility model belongs to the field of display stands, particularly relates to a display stand, and aims to solve the problems that an existing display stand is only provided with a single stand surface and needs to be placed or recycled by workers before and after an exhibition, so that the workload of the workers is increased, and the working efficiency is high in the display process. In order to solve the problem that people cannot completely watch the whole picture of an exhibit due to concentrated standing positions, the utility model provides the following scheme: the exhibition box comprises a box body, a pair of rails are fixedly connected between the inner walls of the two sides and the inner wall of the top of the box body, and a rotating shaft II and a rotating shaft IV are rotationally connected between the inner walls of the two sides of the box body. The worm gear and the worm drive the two guide blocks to move along the guide rails, so that the lifting table is driven to ascend and descend, exhibit exhibition and storage are achieved, the chain wheels and the chains drive all the rotating shafts to rotate, then the guide rail soft belts are driven to contract and expand along the supports, storage and dust prevention of the exhibit are achieved, and audiences around can better watch the full view of the exhibit.

Description

Technical Field

[0001] The utility model relates to the technical field of display stands, in particular to a display stand. Background Art

[0002] Currently, most exhibition stands have only a single surface (such as display stands used in environmental design). Workers are required to place or recycle them before and after the exhibition, which increases the workload of the staff. In addition, during the exhibition, people cannot fully view the exhibits due to concentrated standing positions. Therefore, a display stand is proposed. Utility Model Content

[0003] The utility model aims to solve the problems in the prior art that exhibition stands have only a single surface, and workers are required to place or retract them before and after the exhibition, which increases the workload of the workers, and during the exhibition, people cannot fully view the entire exhibit due to the concentrated standing positions.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A display stand comprises a box, wherein a pair of tracks are fixedly connected between the inner walls on both sides of the box and the inner wall on the top, a rotating shaft 2 and a rotating shaft 4 are rotatably connected between the inner walls on both sides of the box, an opening and closing rod is fixedly connected to the circumference of the rotating shaft 2 and the rotating shaft 4, the tops of the two opening and closing rods are rotatably connected to guide rail soft belts, and the two guide rail soft belts slide in the two pairs of tracks respectively, a plurality of telescopic rods are fixedly connected to the bottom inner wall of the box, a lifting platform is fixedly connected between the tops of the plurality of telescopic rods, a rotating shaft is rotatably connected to the bottom inner wall of the lifting platform, the top of the rotating shaft is fixedly connected to the rotating platform, a guide frame is fixedly connected to the bottom inner wall of the box, two guide blocks are slidably connected in the guide frame, a bidirectional screw is rotatably connected between the inner walls on both sides of the box, the threads of the bidirectional screw penetrate the two guide blocks, and a support rod is rotatably connected between the top of the guide block and the bottom of the lifting platform;

[0006] A first driving mechanism, which is located on the inner wall of the box and is used to drive the bidirectional screw to rotate;

[0007] A second driving mechanism, the second driving mechanism is located on the inner wall of the lifting platform and is used to drive the rotating platform to rotate;

[0008] The opening and closing mechanism is located on the inner walls of both sides of the box body and is used to open and close the guide rail soft belt.

[0009] As a further solution of the utility model, the first driving mechanism includes a motor 1, which is fixedly connected to the inner wall of the bottom of the box body, one end of the output shaft of the motor 1 is fixedly connected to a worm, the circumference of the bidirectional screw is fixedly connected to a worm wheel, and the worm is meshed with the worm wheel.

[0010] As a further solution of the utility model, the second driving mechanism includes motor 2, which is fixedly connected to the inner wall of the bottom of the lifting platform. One end of the output shaft of motor 2 and the circumference of the rotating shaft are fixedly connected with gear 1, and the two gears are meshed.

[0011] As a further scheme of the utility model, the opening and closing mechanism includes a rotating shaft 1 and a rotating shaft 3, the rotating shaft 1 and the rotating shaft 3 are both rotatably connected to the inner wall of one side of the box body, one end of the output shaft of the motor 1 is fixedly connected to the circumference of the rotating shaft 1 with a sprocket 1, the two sprocket 1s are connected via a chain transmission, the rotating shaft 1 and the rotating shaft 2 are fixedly connected to the circumference with a sprocket 2, the two sprocket 2s are connected via a chain transmission, the rotating shaft 2 and the rotating shaft 3 are fixedly connected to the circumference with a sprocket 3, the two sprocket 3s are connected via a chain transmission, the rotating shaft 3 and the rotating shaft 4 are fixedly connected to the circumference with a gear 2, and the two gears 2 are meshing.

[0012] As a further solution of the utility model, a plurality of pulleys are installed on the top of the four tracks, and the guide rail soft belts are respectively located above the plurality of pulleys.

[0013] As a further solution of the utility model, a support block is fixedly connected to the bottom of the box body, and one end of the worm is rotatably connected to the support block.

[0014] The worm gear drives the worm wheel to rotate, thereby driving the bidirectional screw to rotate, and then driving the guide blocks on both sides to move toward the middle along the guide rail, thereby pushing the support rod to make the telescopic table extend out of the box body. At the same time, the rotation of motor 1 drives sprocket 1 to rotate, and drives the sprocket on rotating shaft 1 to rotate through the chain, thereby driving rotating shaft 1 to rotate together, rotating shaft 1 rotates, drives sprocket 2 to rotate, drives the sprocket on rotating shaft 2 to rotate through the chain, and drives sprocket 3 to rotate while rotating shaft 2 rotates, thereby drives rotating shaft 3 to rotate through the chain, and the rotation of rotating shaft 3 drives gear 2 to rotate, and then drives the rotating shaft 4 on the rotating shaft 4 to rotate with it. The meshing gears drive the rotating shaft four to rotate in the opposite direction, so that the rotating shaft two and the rotating shaft four rotate in the opposite direction. The two rotating shafts drive the opening and closing rods to rotate, and then pull the top guide rail soft belt to retract to both sides, open the box display opening, and the telescopic table can extend out of the box. After the telescopic table extends out of the box, the motor one is turned off and the motor two is started. The motor two drives the rotating shaft to rotate after the gear reduction, thereby driving the rotating table fixed on the top of the rotating shaft to rotate slowly, so that the audience around can better observe the exhibits. At the end of the exhibition, the motor two is turned off to stop the rotating table, and the motor one is started to reverse it, driving the telescopic table to retract, and the guide rail soft belt is extended from both sides, closing the top display opening, and realizing automatic storage of the exhibits.

[0015] In the utility model, the display stand drives each rotating shaft to rotate through the cooperation of the sprocket and the chain, thereby driving the guide rail soft belt to shrink and expand along the bracket, so as to achieve the storage and dust prevention of exhibits.

[0016] In the utility model, the display platform, through the cooperation of the worm wheel and the worm, drives the two guide blocks to move toward or oppositely along the guide rail, thereby driving the lifting platform to rise or fall, so as to realize the display and storage of exhibits.

[0017] In the utility model, the display stand is matched with the rotating shaft through the gears, so that after the turntable extends out of the box, it slowly rotates with the exhibits, avoiding viewing inconvenience caused by too dense standing positions, so that the audience around can better view the whole picture of the exhibits.

[0018] In the utility model, the worm wheel and the worm drive the two guide blocks to move along the guide rails, thereby driving the lifting platform to rise and fall, realizing the display and storage of exhibits; the sprocket and the chain drive the various rotating shafts to rotate, thereby driving the guide rail soft belt to shrink and expand along the bracket, realizing the storage and dust prevention of exhibits; the gears and the rotating shafts drive the rotating platform to rotate, so that the audience around can better view the full picture of the exhibits. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the entire three-dimensional structure of a display stand proposed by the utility model;

[0020] Figure 2 This is a schematic cross-sectional view of a display stand proposed by the utility model;

[0021] Figure 3 This is a schematic diagram of the installation structure of a lifting platform of a display stand proposed by the utility model;

[0022] Figure 4 The utility model is a partial structural schematic diagram of a display stand.

[0023] In the figure: 1. box; 2. guide rail soft belt; 3. track; 4. motor one; 5. lifting platform; 6. rotating platform; 7. telescopic rod; 8. worm; 9. worm wheel; 10. bidirectional screw; 11. guide block; 12. support rod; 13. guide frame; 14. motor two; 15. gear one; 16. rotating shaft; 17. opening and closing rod; 18. sprocket one; 19. rotating shaft one; 20. sprocket two; 21. rotating shaft two; 22. sprocket three; 23. rotating shaft three; 24. gear two; 25. rotating shaft four. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Example 1

[0026] Reference Figure 1-Figure 4A display stand comprises a box body 1, a handle is installed on the top of the box body 1, and a universal wheel and a hoof foot are installed on the bottom. When it is necessary to move, the display stand can be moved by pushing and pulling the handle. When it is necessary to display, the hoof foot is tightened to lift the box body. A pair of rails 3 are fixedly connected between the inner walls on both sides of the box body 1 and the inner wall on the top. A rotating shaft 21 and a rotating shaft 4 25 are rotatably connected between the inner walls on both sides of the box body 1. The circumference of the rotating shaft 21 and the rotating shaft 4 25 are fixedly connected with an opening and closing rod 17. The tops of the two opening and closing rods 17 are rotatably connected with a guide rail soft belt 2. A plurality of telescopic rods 7 are fixedly connected to the inner wall of the bottom of the box body 1, which can support the lifting platform 5 to keep it balanced. The lifting platform 5 is fixedly connected between the tops of the plurality of telescopic rods 7. The inner wall of the bottom of the lifting platform 5 is rotatably connected A rotating shaft 16 is connected, and a rotating table 6 is fixedly connected to the top of the rotating shaft 16. A guide frame 13 is fixedly connected to the inner wall of the bottom of the box 1. Two guide blocks 11 are slidably connected in the guide frame 13. The guide frame 13 can make the guide blocks 11 move at a specified position to prevent deviation. A bidirectional screw rod 10 is rotatably connected between the inner walls on both sides of the box 1. The bidirectional screw rod 10 threads penetrate the two guide blocks 11. A support rod 12 is rotatably connected between the top of the guide block 11 and the bottom of the lifting platform 5. A first driving mechanism is located on the inner wall of the box 1 and is used to drive the display stand to rise and fall. A second driving mechanism is located on the inner wall of the lifting platform 5 and is used to drive the rotating table 6 to rotate. An opening and closing mechanism is located on the inner walls on both sides of the box 1 and is used to open and close the guide rail soft belt 2.

[0027] Example 2

[0028] Reference Figure 2-Figure 4 The first driving mechanism includes a motor 4, which is fixedly connected to the inner wall of the bottom of the box body 1. One end of the output shaft of the motor 4 is fixedly connected to a worm 8, and the circumference of the bidirectional lead screw 10 is fixedly connected to a worm wheel 9. The worm 8 is meshed with the worm wheel 9. The motor 4 drives the lifting platform 5 to move up and down through the transmission of the worm wheel 9 and the worm 8.

[0029] Reference Figure 2-Figure 3 The second driving mechanism includes a motor 2 14, which is fixedly connected to the inner wall of the bottom of the lifting platform 5. One end of the output shaft of the motor 2 14 and the circumference of the rotating shaft 16 are fixedly connected with a gear 15. The two gears 15 are meshed, and the motor 2 14 rotates the rotating platform 6 through the gear 15.

[0030] Reference Figure 2-Figure 4The opening and closing mechanism includes a rotating shaft 19 and a rotating shaft three 23, the rotating shaft 19 and the rotating shaft three 23 are both rotatably connected to the inner wall of one side of the box body 1, one end of the output shaft of the motor 4 is fixedly connected to the circumference of the rotating shaft 19 with a sprocket 18, the two sprockets 18 are connected through a chain transmission, the rotating shaft 19 and the rotating shaft 2 21 are fixedly connected to the circumference with a sprocket 20, the two sprockets 20 are connected through a chain transmission, the rotating shaft 2 21 and the rotating shaft three 23 are fixedly connected to the circumference with a sprocket three 22, the two sprockets three 22 are connected through a chain transmission, the rotating shaft three 23 and the rotating shaft four 25 are fixedly connected to the circumference with a gear two 24, the two gears two 24 are meshed, and through the cooperation of the sprocket 18, the sprocket two 20, the sprocket three 22 and other structures, the rotating shaft two 21 and the rotating shaft four 25 move in opposite directions, thereby driving the guide rail soft belt 2 to open and close.

[0031] Reference Figure 2-Figure 4 A plurality of pulleys are installed on the top of the four tracks 3 , and the guide rail soft belts 2 are respectively located above the plurality of pulleys to facilitate the guide rail soft belts 2 to slide in the tracks 3 .

[0032] Reference Figure 3-Figure 4 A support block is fixedly connected to the bottom of the box body 1, and one end of the worm 8 is rotatably connected to the support block, and the support block increases the stability of the worm 8.

[0033] However, as is well known to those skilled in the art, the working principles and wiring methods of motor 1 4 and motor 2 14 are commonplace, and are conventional means or common knowledge, and will not be elaborated here. Those skilled in the art may make any optional selections according to their needs or convenience.

[0034] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A display stand, comprising a box (1), characterized in that: A pair of tracks (3) are fixedly connected between the inner walls on both sides of the box (1) and the inner wall on the top; a second rotating shaft (21) and a fourth rotating shaft (25) are rotatably connected between the inner walls on both sides of the box (1); opening and closing rods (17) are fixedly connected to the circumference of the second rotating shaft (21) and the fourth rotating shaft (25); the tops of the two opening and closing rods (17) are rotatably connected to guide rail soft belts (2); the two guide rail soft belts (2) slide in the two pairs of tracks (3) respectively; a plurality of telescopic rods (7) are fixedly connected to the inner wall on the bottom of the box (1); the tops of the plurality of telescopic rods (7) are connected to each other. A lifting platform (5) is fixedly connected, the bottom inner wall of the lifting platform (5) is rotatably connected to a rotating shaft (16), the top of the rotating shaft (16) is fixedly connected to a rotating platform (6), the bottom inner wall of the box body (1) is fixedly connected to a guide frame (13), two guide blocks (11) are slidably connected inside the guide frame (13), a bidirectional screw rod (10) is rotatably connected between the inner walls on both sides of the box body (1), the bidirectional screw rod (10) is threadedly penetrated through the two guide blocks (11), and a support rod (12) is rotatably connected between the top of the guide block (11) and the bottom of the lifting platform (5); A first driving mechanism, the first driving mechanism being located on the inner wall of the box body (1) and being used for driving the bidirectional screw rod (10) to rotate; A second driving mechanism, the second driving mechanism being located on the inner wall of the lifting platform (5) and being used for driving the rotating platform (6) to rotate; An opening and closing mechanism, the opening and closing mechanism is located on the inner walls on both sides of the box body (1) and is used to open and close the guide rail soft belt (2).

2. A display stand according to claim 1, characterized in that: The first driving mechanism comprises a motor 1 (4), the motor 1 (4) being fixedly connected to the inner wall of the bottom of the box body (1), one end of the output shaft of the motor 1 (4) being fixedly connected to a worm (8), the circumference of the bidirectional lead screw (10) being fixedly connected to a worm wheel (9), the worm (8) being meshed with the worm wheel (9).

3. A display stand according to claim 1, characterized in that: The second driving mechanism comprises a second motor (14), the second motor (14) being fixedly connected to the inner wall of the bottom of the lifting platform (5), one end of the output shaft of the second motor (14) and the circumference of the rotating shaft (16) being fixedly connected to a gear one (15), and the two gears one (15) are meshing.

4. A display stand according to claim 2, characterized in that: The opening and closing mechanism comprises a rotating shaft 1 (19) and a rotating shaft 3 (23), wherein the rotating shaft 1 (19) and the rotating shaft 3 (23) are both rotatably connected to the inner wall of one side of the box body (1), one end of the output shaft of the motor 1 (4) and the circumference of the rotating shaft 1 (19) are both fixedly connected with a sprocket 1 (18), the two sprocket 1s (18) are connected by chain transmission, the rotating shaft 1 (19) and the circumference of the rotating shaft 2 (21) are both fixedly connected with a sprocket 2 (20), the two sprocket 2s (20) are connected by chain transmission, the rotating shaft 2 (21) and the circumference of the rotating shaft 3 (23) are both fixedly connected with a sprocket 3 (22), the two sprocket 3s (22) are connected by chain transmission, the rotating shaft 3 (23) and the circumference of the rotating shaft 4 (25) are both fixedly connected with a gear 2 (24), and the two gears 2 (24) are meshed.

5. A display stand according to claim 1, characterized in that: A plurality of pulleys are installed on the top of each of the four tracks (3), and the guide rail soft belts (2) are respectively located above the plurality of pulleys.

6. A display stand according to claim 2, characterized in that: A support block is fixedly connected to the bottom of the box body (1), and one end of the worm (8) is rotatably connected to the support block.

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