CN220910935U - Portable video exhibition stand - Google Patents
Portable video exhibition stand Download PDFInfo
- Publication number
- CN220910935U CN220910935U CN202322844664.3U CN202322844664U CN220910935U CN 220910935 U CN220910935 U CN 220910935U CN 202322844664 U CN202322844664 U CN 202322844664U CN 220910935 U CN220910935 U CN 220910935U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- belt pulley
- block
- threaded
- threaded rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000002457 bidirectional effect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
The utility model belongs to the technical field of video exhibition stands and provides a portable video exhibition stand, which comprises a base, wherein a supporting frame is fixedly connected to the base through a mounting plate, a supporting block is fixedly connected to the supporting frame, a supporting plate is fixedly connected to the supporting block, a motor is fixedly connected to the supporting plate, a first rotating shaft is fixedly connected to the output end of the motor, a first belt pulley is fixedly connected to one end, far away from the motor, of the first rotating shaft, a first belt pulley is arranged on the first belt pulley, a second belt pulley is rotatably connected to one end, far away from the first belt pulley, of the first belt pulley, a threaded rod is fixedly connected to the second belt pulley, and a first threaded rod is in threaded connection with the first threaded block. According to the utility model, the pulley is arranged to slide on the support frame, so that the friction force caused by lifting is reduced, the lifting efficiency is improved, and the mounting plate is arranged, so that the disassembly and the mounting of the staff are facilitated, and the staff can conveniently carry the device.
Description
Technical Field
The utility model relates to the technical field of video exhibition stands, in particular to a portable video exhibition stand.
Background
The video exhibition stand is a formal name commonly used at home and abroad, is also sometimes called a physical exhibition stand, a physical demonstration instrument, a physical projector and the like in the Chinese market, is also called a text camera in the foreign market, and is a demonstration device which converts information such as a physical object, a manuscript, a picture and the like into an image signal based on a photoelectric conversion technology through a camera and outputs the image signal to display on display devices such as a camera, a monitor and the like, and is widely applied to occasions such as teaching, conferences and demonstration at present.
However, the existing video exhibition stand is not very convenient to use, cannot be installed according to different use places, and cannot be used for adjusting the height.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides a portable video display table.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a portable video stand, includes the base, through mounting panel fixedly connected with support frame on the base, fixedly connected with supporting shoe on the support frame, fixedly connected with backup pad on the supporting shoe, fixedly connected with motor in the backup pad, the output fixedly connected with pivot of motor is first, the one end fixedly connected with belt pulley that the motor was kept away from to pivot is first, be equipped with belt one on the belt pulley one, the one end that belt pulley one was kept away from to belt pulley one rotates and is connected with belt pulley two, belt pulley two fixedly connected with threaded rod, threaded rod threaded connection has screw thread piece one.
As a further description of the above technical solution:
The utility model discloses a screw thread piece, including screw thread piece, connecting plate fixedly connected with bottom plate, the bottom plate runs through the rotation and is connected with pivot two, the one end fixedly connected with handle of pivot two, the one end fixedly connected with bi-directional threaded rod of handle is kept away from to pivot two, the one end rotation that pivot two was kept away from to bi-directional threaded rod is connected on the bottom plate, bi-directional threaded rod threaded connection has screw thread piece two, screw thread piece two bottom fixedly connected with spliced pole, the one end fixedly connected with slider that screw thread piece two was kept away from to the spliced pole, slider sliding connection has the slide bar, slide bar fixedly connected with in the bottom plate inner wall.
As a further description of the above technical solution:
The second threaded block is provided with a supporting column, the supporting column is fixedly connected with a clamping rod, the clamping rod is provided with a clamping groove, and the clamping groove is clamped with a display screen.
As a further description of the above technical solution:
The bottom plate is provided with a chute, and the support column slides in the chute.
As a further description of the above technical solution:
the first threaded block is fixedly connected with a second connecting plate, a pulley is arranged on the second connecting plate, and the pulley is connected to the supporting frame in a sliding mode.
As a further description of the above technical solution:
the upper end of the threaded rod is rotationally connected with a second limiting block, and the bottom end of the threaded rod is rotationally connected with a first limiting block.
As a further description of the above technical solution:
the second thread block is provided with two groups, and the sliding block is provided with two groups.
The utility model has the following beneficial effects:
1. According to the utility model, the clamping mechanism, the handle, the second rotating shaft, the bidirectional threaded rod, the second threaded block, the supporting column and the clamping rod are arranged, so that the display screen can be conveniently replaced, the replacement time is saved, the replacement efficiency is improved, and the lifting mechanism is arranged, so that the motor, the first rotating shaft, the first belt pulley, the second belt pulley, the threaded rod and the first threaded block are convenient for a worker to adjust the height of the display screen, and the display screen is convenient for a viewer to watch.
2. According to the utility model, the pulley is arranged to slide on the support frame, so that the friction force caused by lifting is reduced, the lifting efficiency is improved, and the mounting plate is arranged, so that the disassembly and the mounting of the staff are facilitated, and the staff can conveniently carry the device.
Drawings
Fig. 1 is a front view of a portable video display stand according to the present utility model;
FIG. 2 is a side view of a portable video display stand according to the present utility model;
fig. 3 is a top view of a portable video display stand according to the present utility model;
Fig. 4 is a cross-sectional view of a portable video display stand clamping mechanism according to the present utility model.
Legend description:
1. A base; 2. a support frame; 3. a support block; 4. a support plate; 5. a motor; 6. a first rotating shaft; 7. a first belt pulley; 8. a first belt; 9. a belt pulley II; 10. a threaded rod; 11. a first thread block; 12. a first connecting plate; 13. a display screen; 14. a second connecting plate; 15. a pulley; 16. a handle; 17. a second rotating shaft; 18. a two-way threaded rod; 19. a second thread block; 20. a connecting column; 21. a slide block; 22. a slide bar; 23. a clamping rod; 24. a clamping groove; 25. a chute; 26. a support column; 27. a mounting plate; 28. a first limiting block; 29. a second limiting block; 30. a bottom plate.
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.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a portable video stand, including base 1, through mounting panel 27 fixedly connected with support frame 2 on the base 1, fixedly connected with supporting shoe 3 on the support frame 2, fixedly connected with backup pad 4 on the supporting shoe 3, fixedly connected with motor 5 on the backup pad 4, motor 5's output fixedly connected with pivot one 6, motor 5's one end fixedly connected with belt pulley one 7 is kept away from to pivot one 6, be equipped with belt one 8 on the belt pulley one 7, belt one 8 is kept away from belt pulley one 7's one end rotation and is connected with belt pulley two 9, belt pulley two 9 fixedly connected with threaded rod 10, threaded rod 10 threaded connection has screw thread piece one 11, through being provided with clamping mechanism, handle 16, pivot two 17, two-way threaded rod 18, screw thread piece two 19, support column 26, clamping lever 23, can conveniently change display screen 13, change time has been saved, change efficiency has been improved, through being provided with elevating system, motor 5, pivot one 6, belt pulley one 7, belt pulley one 8, belt pulley two 9, threaded rod 10, screw thread piece one 11, the height of the staff of being convenient for adjust display screen 13.
The connecting plate I12 is fixedly connected to the threaded block I11, the connecting plate I12 is fixedly connected with the bottom plate 30, the bottom plate 30 runs through and rotates to be connected with the rotating shaft II 17, one end fixedly connected with handle 16 of rotating shaft II 17, the rotating shaft II 17 is kept away from the one end fixedly connected with two-way threaded rod 18 of handle 16, one end that two-way threaded rod 18 kept away from rotating shaft II 17 rotates to be connected to the bottom plate 30, two-way threaded rod 18 threaded connection has the threaded block II 19, threaded block II 19 bottom fixedly connected with spliced pole 20, the one end fixedly connected with slider 21 that threaded block II 19 was kept away from to spliced pole 20, slider 21 sliding connection has slide bar 22, slide bar 22 fixedly connected to the inner wall of bottom plate 30, be equipped with support column 26 on the threaded block II 19, support column 26 fixedly connected with clamping lever 23, be equipped with clamping groove 24 on the clamping groove 24 joint has display screen 13, the spout 25 has been seted up on the bottom plate 30, support column 26 slides in spout 25, threaded block I11 fixedly connected with connecting plate II 14, be equipped with pulley 15 on the connecting plate II 14, pulley 15 sliding connection is on support frame 2, 10 upper end rotation is connected with stopper II 29, 10 bottom end rotation is connected with the stopper, 10 bottom rotation is connected with slider 28, two sets of slider 21 have been equipped with, the lifting and carrying capacity is convenient for the lifting and carrying by two sets of slider 15, the lifting and can be carried by the personnel, the lifting and can conveniently set up and can be removed by the lifting and carrying personnel.
Working principle: firstly, the support frame 2 is fixed on the base 1 through the mounting plate 27, then the display screen 13 is placed between two groups of clamping rods 23, a user rotates the handle 16 by hand, the handle 16 drives the second rotating shaft 17 to rotate, the second rotating shaft 17 drives the two-way threaded rod 18 to rotate, the two-way threaded rod 18 drives the two groups of threaded blocks 19 to move inwards, the second threaded block 19 drives the support column 26 to move inwards, the support column 26 drives the clamping rod 23 to move inwards, the clamping rod 23 is fixed on the display screen 13, when the display screen 13 needs to be replaced, the handle 16 is only required to rotate in the opposite direction, the handle 16 drives the second rotating shaft 17 to rotate, the second rotating shaft 17 drives the two-way threaded rod 18 to rotate, the two-way threaded rod 18 drives the two groups of threaded blocks 19 to move outwards, the second threaded block 19 drives the support column 26 to move outwards, the support column 26 drives the clamping rod 23 to move outwards, the display screen 13 is released, accordingly, when the viewing height is poor, the first rotating shaft 6 is started, the first rotating shaft 6 drives the belt pulley 7 to rotate, the first belt pulley 7 drives the first belt pulley 8 to rotate, the second belt pulley 8 drives the second belt pulley 9 drives the second threaded rod 9 to rotate the second threaded block 9, the first threaded block 9 drives the threaded rod 10 to move downwards, and the first threaded rod 11 is driven to rotate the first threaded rod 11, accordingly, the first threaded rod 11 is driven to rotate the display screen 13, and the display screen 13 is replaced.
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 (7)
1. A portable video display stand, comprising a base (1), characterized in that: the novel belt conveyor is characterized in that the base (1) is fixedly connected with the support frame (2) through the mounting plate (27), the support frame (2) is fixedly connected with the support block (3), the support block (3) is fixedly connected with the support plate (4), the support plate (4) is fixedly connected with the motor (5), the output end of the motor (5) is fixedly connected with the first rotating shaft (6), the first rotating shaft (6) is far away from the first belt pulley (7) of one end fixedly connected with, the first belt pulley (7) is provided with the first belt (8), the first belt pulley (8) is far away from the first belt pulley (7) of one end and is rotationally connected with the second belt pulley (9), the second belt pulley (9) is fixedly connected with the threaded rod (10), and the threaded rod (10) is connected with the first threaded block (11) in a threaded mode.
2. A portable video display stand according to claim 1, wherein: the first threaded block (11) is fixedly connected with a first connecting plate (12), the first connecting plate (12) is fixedly connected with a bottom plate (30), the bottom plate (30) is connected with a second rotating shaft (17) in a penetrating and rotating mode, one end of the second rotating shaft (17) is fixedly connected with a handle (16), one end of the second rotating shaft (17) away from the handle (16) is fixedly connected with a bidirectional threaded rod (18), one end of a bidirectional threaded rod (18) far away from a second rotating shaft (17) is rotationally connected to a bottom plate (30), the bidirectional threaded rod (18) is in threaded connection with a second threaded block (19), the bottom end of the second threaded block (19) is fixedly connected with a connecting column (20), one end of the connecting column (20) far away from the second threaded block (19) is fixedly connected with a sliding block (21), the sliding block (21) is in sliding connection with a sliding rod (22), and the sliding rod (22) is fixedly connected to the inner wall of the bottom plate (30).
3. A portable video display stand according to claim 2, wherein: be equipped with support column (26) on screw thread piece two (19), support column (26) fixedly connected with clamping lever (23), be equipped with clamping groove (24) on clamping lever (23), clamping groove (24) joint has display screen (13).
4. A portable video display stand according to claim 3, wherein: the bottom plate (30) is provided with a chute (25), and the support column (26) slides in the chute (25).
5. A portable video display stand according to claim 1, wherein: the first threaded block (11) is fixedly connected with a second connecting plate (14), a pulley (15) is arranged on the second connecting plate (14), and the pulley (15) is connected onto the support frame (2) in a sliding mode.
6. A portable video display stand according to claim 1, wherein: the upper end of the threaded rod (10) is rotationally connected with a second limiting block (29), and the bottom end of the threaded rod (10) is rotationally connected with a first limiting block (28).
7. A portable video display stand according to claim 2, wherein: the second thread block (19) is provided with two groups, and the sliding block (21) is provided with two groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322844664.3U CN220910935U (en) | 2023-10-24 | 2023-10-24 | Portable video exhibition stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322844664.3U CN220910935U (en) | 2023-10-24 | 2023-10-24 | Portable video exhibition stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220910935U true CN220910935U (en) | 2024-05-07 |
Family
ID=90916955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322844664.3U Active CN220910935U (en) | 2023-10-24 | 2023-10-24 | Portable video exhibition stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220910935U (en) |
-
2023
- 2023-10-24 CN CN202322844664.3U patent/CN220910935U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210748449U (en) | Improved structure of display equipment | |
| CN220910935U (en) | Portable video exhibition stand | |
| CN214803788U (en) | Multimedia real object exhibition display device | |
| CN215065895U (en) | Cover plate glass surface hardness tester | |
| CN213482630U (en) | 3LCD projection machine convenient to maintain | |
| CN114488667A (en) | Projector for displaying movie and television planning works | |
| CN211260109U (en) | Projector fixing frame | |
| CN220228466U (en) | Planning frame for urban shooting | |
| CN2452221Y (en) | Multifunction video frequency show platform | |
| CN219976010U (en) | Intelligent information acquisition device | |
| CN214663291U (en) | Integrated integrative liquid crystal monitor of concatenation of decoding | |
| CN216772777U (en) | Colorful 3D display device for art design | |
| CN213513081U (en) | Telescopic mechanism of projection device for display | |
| CN220338020U (en) | Camera support | |
| CN215423842U (en) | Novel multi-functional projection stand | |
| CN218241239U (en) | Concatenation formula liquid crystal display | |
| CN214504935U (en) | Rotation type fine arts teaching supports show board | |
| CN219912329U (en) | Display screen supporting device | |
| CN214476115U (en) | LED screen compensation picture device of liquid crystal splicing screen | |
| CN215522600U (en) | Studio prompter equipment | |
| CN220552455U (en) | Data acquisition device for engineering survey | |
| CN112682626B (en) | Stage projection supporting structure for theatre | |
| CN214225828U (en) | Multifunctional conference all-in-one machine convenient to mount and dismount | |
| CN219890570U (en) | Optical radiation safety detection device | |
| CN216243227U (en) | Adjustable exhibition stand for teaching special instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |