A kind of lifting and lowering movable exhibition wall device

Abstract

The utility model discloses a liftable mobile exhibition wall device, including a shell and an exhibition board, a motor is fixedly connected to an outer wall of one side of the shell, a second threaded rod is movably connected to an inner wall of one side of the shell, and one end of the motor output shaft passes through the shell and is fixed to the second threaded rod, the outer side of the second threaded rod is threadedly connected to a second extension frame, and the two ends of the second extension frame extend out of the shell and are slidably connected to the shell, the two sides of the second extension frame are respectively fixedly connected to wedge blocks, and the two sides of the shell are respectively movably connected to the first extension frame. The utility model can not only extend the frame to increase the contact area between the bottom of the device and the ground, thereby making the device more stable, but also improve the support of the block to the bottom of the exhibition board, and can also facilitate the staff to conveniently disassemble and assemble the exhibition board through the fixed assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of exhibition walls, in particular to a liftable movable exhibition wall device. Background Art

[0002] The exhibition wall is an exhibition display facility used in exhibition scenes or outdoor display scenes. During use, exhibits are placed on the display wall for visitors to observe.

[0003] After searching, the Chinese patent with publication number CN218643616U discloses a liftable mobile exhibition wall, including: an exhibition wall body, the exhibition wall body is used to place exhibits, and the control button is arranged on the skirting board, which makes it more convenient to use. However, there are still the following defects: during the lifting process of the exhibition wall, the center of gravity of the exhibition wall will also rise, resulting in instability of the exhibition wall, which is easy to cause the exhibition wall to fall. Summary of the invention

[0004] The utility model aims to solve the shortcomings of the prior art and proposes a liftable movable exhibition wall device.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A liftable movable exhibition wall device comprises a shell and an exhibition board, an outer wall of one side of the shell is fixedly connected to a motor, an inner wall of one side of the shell is movably connected to a second threaded rod, and one end of the motor output shaft passes through the shell and is fixed to the second threaded rod, an outer side of the second threaded rod is threadedly connected to a second extension frame, and two ends of the second extension frame extend out of the shell and are slidably connected to the shell, two sides of the second extension frame are respectively fixedly connected to wedge blocks, two sides of the shell are respectively movably connected to a first extension frame, and the first extension frame contacts the wedge blocks, a first ball is provided at the bottom of the first extension frame, and second balls are provided at the two ends of the second extension frame, a fixing plate is installed on the top of the shell through a lifting component, and a fixing component is provided between the fixing plate and the exhibition board.

[0007] As a further solution of the utility model, the lifting assembly includes a first threaded rod, which is rotatably connected to the top of the shell, the bottom end of the first threaded rod is fixedly connected to a first bevel gear, one end of the second threaded rod is fixedly connected to a second bevel gear, and the first bevel gear is meshed with the second bevel gear, the outer side of the first threaded rod is threadedly connected to a fixed block, and the fixed block is fixed to a fixed plate.

[0008] As a further solution of the utility model, two guide rods are fixedly connected to the top outer wall of the shell, and the fixing plate is slidably connected to the guide rods.

[0009] As a further solution of the utility model, the fixing assembly includes a plurality of positioning columns, which are respectively fixed on both sides of the fixing plate by bolts, and a magnetic block is movably connected between two adjacent positioning columns, and the magnetic block is in contact with the display board and the fixing plate.

[0010] As a further solution of the utility model, two avoidance grooves are provided on one side of the shell, and the avoidance grooves are slidably connected to the wedge-shaped blocks.

[0011] As a further solution of the utility model, two stoppers are fixedly connected to the bottom of the fixed plate, and the stoppers are in contact with the bottom of the display board.

[0012] As a further solution of the utility model, a plurality of universal wheels are fixedly connected to the bottom outer wall of the shell, and the universal wheels are symmetrically distributed.

[0013] The beneficial effects of the utility model are:

[0014] 1. Through the coordinated use of the first extension frame and the second extension frame, as the position of the display board rises, the first extension frame and the second extension frame extend from the inside of the shell to the outside respectively, so that the contact area between the bottom of the device and the ground is increased, thereby making the device more stable, avoiding the unstable center of gravity of the display wall during the raising process and causing it to tip over, thereby improving the stability of the device.

[0015] 2. By setting the block, the block can support the bottom of the display board, making the display board more stable.

[0016] 3. Through the setting of fixed components, it is convenient for staff to disassemble and install the display panels quickly and conveniently, saving staff time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] FIG1 is a schematic diagram of the front three-dimensional structure of a liftable movable exhibition wall device proposed by the present invention;

[0018] FIG2 is a schematic diagram of the rear three-dimensional structure of a liftable movable exhibition wall device proposed by the present invention;

[0019] FIG. 3 is a schematic diagram of a cross-sectional structure of a shell of a liftable movable display wall device proposed by the present invention.

[0020] In the figure: 1, display board; 2, universal wheel; 3, shell; 4, stopper; 5, fixing plate; 6, positioning column; 7, magnetic block; 8, guide rod; 9, first extension frame; 10, first ball; 11, avoidance groove; 12, second ball; 13, second extension frame; 14, fixing block; 15, first threaded rod; 16, first bevel gear; 17, second threaded rod; 18, wedge block; 19, second bevel gear. DETAILED DESCRIPTION

[0021] It should be noted that the terms "first", "second", etc. in the specification and claims of this application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence, so that the embodiments of the application described here, based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative work should fall within the scope of protection of this application.

[0022] 1 to 3, a liftable movable exhibition wall device comprises a shell 3 and an exhibition board 1, an outer wall of one side of the shell 3 is fixed with a motor by bolts, an inner wall of one side of the shell 3 is rotatably connected with a second threaded rod 17, and one end of the motor output shaft passes through the shell 3 and is fixed to the second threaded rod 17, the outer side of the second threaded rod 17 is threadedly connected with a second extension frame 13, so that the second extension frame 13 can move left and right, and both ends of the second extension frame 13 extend out of the shell 3 and are slidably connected to the shell 3, the two sides of the shell 3 are respectively slidably connected with a first extension frame 9, both sides of the second extension frame 13 are connected with a wedge block 18 for pushing the first extension frame 9 to move, the first extension frame 9 is in contact with the wedge block 18, the bottom of the first extension frame 9 and the two ends of the second extension frame 13 are respectively provided with a first ball 10 and a second ball 12 to assist the smooth movement thereof, the top of the shell 3 is installed with a fixing plate 5 through a lifting assembly, when the position of the exhibition board 1 is raised by the lifting assembly, the first extension frame 9 and the second extension frame 13 are moved. They extend from the inside of the shell 3 to the outside respectively. At this time, the contact area between the bottom of the device and the ground becomes larger, so that the device can be placed more stably. A fixing component is provided between the fixing plate 5 and the display board 1 to facilitate the disassembly and assembly of the display board 1.

[0023] In the present invention, it should be noted that the lifting assembly includes a first threaded rod 15, which is rotatably connected to the top of the shell 3, a first bevel gear 16 is welded to the bottom end of the first threaded rod 15, and a second bevel gear 19 is welded to one end of the second threaded rod 17, and the first bevel gear 16 is meshed with the second bevel gear 19, and the outer side of the first threaded rod 15 is threadedly connected to a fixing block 14, and the fixing block 14 is fixed to the fixing plate 5, and the motor rotates to make the second threaded rod 17 drive the second bevel gear 19 to rotate, so that the first bevel gear 16 drives the first threaded rod 15 to rotate, and then the fixing plate 5 drives the exhibition board 1 to move up and down to a suitable height, and the fixing assembly includes a plurality of positioning columns 6, and the plurality of positioning columns 6 are respectively fixed to both sides of the fixing plate 5 by bolts, and a magnetic block 7 is slidably connected between two adjacent positioning columns 6, and the magnetic block 7 is in contact with the exhibition board 1 and the fixing plate 5, and the material of the contact part between the fixing plate 5 and the magnetic block 7 is iron, and when it is necessary to adjust the magnetic block 7 When disassembling, pull the magnetic block 7 to separate it from the fixed plate 5 and the display board 1, and then directly take out the display board 1 from one side of the fixed plate 5, so that the staff can replace the display board 1 conveniently. The top outer wall of the shell 3 is fixed with two guide rods 8 that can guide the fixed plate 5 by bolts, so as to achieve the purpose of enabling the fixed plate 5 to move up and down stably. The fixed plate 5 is slidably connected with the guide rods 8. One side of the shell 3 is provided with two avoidance grooves 11, and the avoidance grooves 11 are slidably connected with the wedge-shaped block 18. The avoidance grooves 11 can avoid the wedge-shaped block 18. The bottom of the fixed plate 5 is fixed with two stoppers 4 by bolts, and the stoppers 4 are in contact with the bottom of the display board 1. The stoppers 4 can support the bottom of the display board 1, so that the display board 1 is placed more stably. The bottom outer wall of the shell 3 is fixed with multiple universal wheels 2 by bolts, and the universal wheels 2 are symmetrically distributed. The universal wheels 2 are convenient for the staff to move the device.

[0024] Working principle: When the exhibition wall needs to be raised, the motor is started first. The motor rotates to make the second threaded rod 17 drive the second bevel gear 19 to rotate, so that the first bevel gear 16 drives the first threaded rod 15 to rotate, and then the fixed plate 5 drives the exhibition board 1 to move upward to a suitable height. At the same time, the second threaded rod 17 rotates to make the second extension frame 13 extend outward. At the same time, the second extension frame 13 moves the wedge block 18 and squeezes the first extension frame 9, so that the first extension frame 9 moves outward respectively. At this time, the contact area between the device and the ground becomes larger, so that the device is placed more stably.

[0025] The present invention has been described through the above-mentioned embodiments. Those skilled in the art will appreciate that the present invention is not limited to the above-mentioned embodiments, and more modifications may be made according to the teachings of the present invention. These modifications are all within the scope of protection claimed by the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. A liftable mobile exhibition wall device, comprising a housing (3) and an exhibition board (1), wherein a motor is fixedly connected to an outer wall of one side of the housing (3), and characterized in that: A second threaded rod (17) is movably connected to an inner wall of one side of the housing (3), and one end of the motor output shaft passes through the housing (3) and is fixed to the second threaded rod (17). The outer side of the second threaded rod (17) is threadably connected to a second extension frame (13), and both ends of the second extension frame (13) extend out of the housing (3) and are slidably connected to the housing (3). Wedge blocks (18) are fixedly connected to both sides of the second extension frame (13). Both sides of the housing (3) are movably connected to first extension frames (9), and the first extension frames (9) are in contact with the wedge blocks (18). A first ball bearing (10) is provided at the bottom of the first extension frame (9), and second ball bearings (12) are provided at both ends of the second extension frame (13). A fixing plate (5) is installed on the top of the housing (3) through a lifting assembly, and a fixing assembly is provided between the fixing plate (5) and the display board (1).

2. The liftable movable exhibition wall device according to claim 1, characterized in that: The lifting assembly comprises a first threaded rod (15), the first threaded rod (15) being rotatably connected to the top of the housing (3), the bottom end of the first threaded rod (15) being fixedly connected to a first bevel gear (16), one end of the second threaded rod (17) being fixedly connected to a second bevel gear (19), and the first bevel gear (16) and the second bevel gear (19) being meshed, the outer side of the first threaded rod (15) being threadably connected to a fixing block (14), and the fixing block (14) being fixed to a fixing plate (5).

3. The liftable movable exhibition wall device according to claim 1, characterized in that: Two guide rods (8) are fixedly connected to the top outer wall of the housing (3), and the fixed plate (5) is slidably connected to the guide rods (8).

4. The liftable movable exhibition wall device according to claim 1, characterized in that: The fixing assembly comprises a plurality of positioning columns (6), the plurality of positioning columns (6) being fixed to two sides of the fixing plate (5) by bolts respectively, a magnetic block (7) being movably connected between two adjacent positioning columns (6), and the magnetic block (7) being in contact with the display board (1) and the fixing plate (5).

5. The liftable movable exhibition wall device according to claim 1, characterized in that: Two avoidance grooves (11) are provided on one side of the housing (3), and the avoidance grooves (11) are slidably connected to the wedge-shaped block (18).

6. The liftable movable exhibition wall device according to claim 1, characterized in that: Two stoppers (4) are fixedly connected to the bottom of the fixed plate (5), and the stoppers (4) are in contact with the bottom of the display board (1).

7. The liftable movable exhibition wall device according to claim 6, characterized in that: A plurality of universal wheels (2) are fixedly connected to the bottom outer wall of the housing (3), and the universal wheels (2) are symmetrically distributed.

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