CN212878629U - Show stand with lifting function based on projection - Google Patents
Show stand with lifting function based on projection Download PDFInfo
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- CN212878629U CN212878629U CN202021268988.7U CN202021268988U CN212878629U CN 212878629 U CN212878629 U CN 212878629U CN 202021268988 U CN202021268988 U CN 202021268988U CN 212878629 U CN212878629 U CN 212878629U
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Abstract
The utility model discloses a show stand that has raising and lowering functions based on projection belongs to propaganda show technical field. A display stand with a lifting function based on projection comprises a base, wherein fixed frames are embedded in four corners of the bottom of the base, connecting rods are arranged inside the fixed frames and penetrate through the bottom of the fixed frames, idler wheels are bolted at the bottom ends of the connecting rods, and hydraulic rods are bolted at four corners of the top of the base; this show stand that has raising and lowering functions based on projection through the setting of gyro wheel, hydraulic stem, backup pad, movable rod, roof and show board, has easy operation, is convenient for remove, and the height-adjustable of show board to can effectively promote the advantage of bandwagon effect, solve the function singleness of show stand among the prior art, can't remove in a flexible way and change show position, and the highly unable regulation of show stand, show information is sheltered from by the foreign object easily, has seriously influenced the problem of bandwagon effect.
Description
Technical Field
The utility model relates to a propaganda show technical field especially relates to a show stand that has raising and lowering functions based on projection.
Background
The exhibition stand is a device for exhibiting exhibits, and is mainly used in places such as exhibition halls and exhibitions. The display stand is also called a material object display stand, when the display stand is connected to a projector and a television, materials, lectures, material objects, slides and the like can be clearly displayed, and the display stand is one of indispensable teaching equipment in a multimedia classroom. The video display stand comprises three parts: the back of the display stand is also provided with a series of interfaces, and some display stands facing high-end markets also comprise accessories such as an infrared remote controller, a computer image capturing adapter, a liquid crystal monitor and the like.
The show stand function singleness that uses at present, most fixed mounting can't remove in a flexible way and change the show position on ground, and the high unable regulation of show stand, and show information is sheltered from by the foreign object easily, has seriously influenced the bandwagon effect, is not conform to the in-service use demand. Therefore, the display stand which is simple in operation, convenient to move and adjustable in height of the display board is provided, so that the display effect can be effectively improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the function singleness of show stand among the prior art, unable nimble removal changes the show position, and the highly unable regulation of show stand, and show information is sheltered from by the foreign object easily, has seriously influenced the bandwagon effect problem, and the show stand that has raising and lowering functions based on the projection that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a display stand with a lifting function based on projection comprises a base, wherein four corners of the bottom of the base are embedded with fixing frames, connecting rods are arranged inside the fixing frames, the connecting rod penetrates through the bottom of the fixed frame, the bottom end of the connecting rod is bolted with a roller, four corners of the top of the base are all bolted with hydraulic rods, the top of the hydraulic rod is bolted with a support plate, the top of the base and the bottom of the support plate are both provided with a strip-shaped groove, a sliding block is arranged inside the strip-shaped groove, movable rods are arranged between the base and the supporting plate and are distributed in a crossed manner, the movable rods are hinged with each other, the movable rods are hinged with the sliding blocks, a bearing seat is bolted at the center of the top of the supporting plate, the bearing seat is characterized in that a rotating shaft is rotatably connected inside the bearing seat, the top end of the rotating shaft is bolted with a top plate, and the top of the top plate is bolted with a display board.
Preferably, the motor has been bolted on the left side of backup pad bottom, and the output shaft of motor runs through to the top of backup pad, the output shaft of motor has been bolted on the action wheel, the fixed surface of axis of rotation installs from the driving wheel, the action wheel is connected through belt transmission with following between the driving wheel.
Preferably, the inner cavity of the fixed frame is provided with a limiting plate, the limiting plate is connected with the inner wall of the fixed frame in a sliding mode, the bottom of the limiting plate is connected with the connecting rod in a bolted mode, and the connecting rod is connected with the fixed frame in a sliding mode.
Preferably, a compression spring is bolted to the top of the inner cavity of the fixed frame, slide bars are bolted to both sides of the compression spring in the inner cavity of the fixed frame, and the slide bars penetrate through the limiting plates and are in sliding connection with the limiting plates.
Preferably, the top of the supporting plate is bolted with a fixed seat, the top of the fixed seat is provided with a guide wheel, the guide wheel is in rolling connection with the top plate, and the top of the top plate is in bolted connection with a protective frame.
Preferably, the quantity in bar groove is a plurality of, and the bar groove is the symmetric distribution, slider and bar groove quantity are the same, and the inner wall sliding connection in slider and bar groove.
Compared with the prior art, the utility model provides a show stand that has raising and lowering functions based on projection possesses following beneficial effect:
1. this show stand that has raising and lowering functions based on projection through the setting of gyro wheel, hydraulic stem, backup pad, movable rod, roof and show board, has easy operation, is convenient for remove, and the height-adjustable of show board to can effectively promote the advantage of bandwagon effect, solve the function singleness of show stand among the prior art, can't remove in a flexible way and change show position, and the highly unable regulation of show stand, show information is sheltered from by the foreign object easily, has seriously influenced the problem of bandwagon effect.
2. This show stand that has raising and lowering functions based on projection, through the motor, the action wheel with from the setting of driving wheel, can drive the roof and rotate, thereby can adjust the show angle of show board, through the setting of limiting plate, can mutually support with the gyro wheel, the limiting plate of being convenient for removes at fixed frame inside, thereby make the show stand have shock-absorbing function, through the setting of compression spring and slide bar, can promote the limiting plate and slide down along the slide bar, thereby can reach absorbing effect, increase the stability that the show stand removed.
3. This show stand that has raising and lowering functions based on projection through the setting of fixing base and protective frame, provides convenience for the rotation of roof, and can play the effect of protection show board, through the setting of bar groove and slider, the rotation of the movable rod of being convenient for to make the backup pad go up and down along with the hydraulic stem.
Drawings
Fig. 1 is a schematic structural section view of a display stand with a lifting function based on projection according to the present invention;
fig. 2 is a partial enlarged view of a portion a in fig. 1 of a display stand with a lifting function based on projection according to the present invention;
fig. 3 is a schematic sectional view of a fixing frame structure of a display stand with a lifting function based on projection according to the present invention;
fig. 4 is a perspective view of a partial structure of a display stand with a lifting function based on projection.
In the figure: 1. a base; 2. a fixing frame; 3. a connecting rod; 4. a roller; 5. a hydraulic lever; 6. a support plate; 7. a strip-shaped groove; 8. a slider; 9. a movable rod; 10. a bearing seat; 11. a rotating shaft; 12. a top plate; 13. a display board; 14. a motor; 15. a driving wheel; 16. a driven wheel; 17. a limiting plate; 18. a compression spring; 19. a slide bar; 20. a fixed seat; 21. a protective frame.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-4, a display stand with a lifting function based on projection comprises a base 1, wherein a fixed frame 2 is embedded at four corners of the bottom of the base 1, a connecting rod 3 is arranged inside the fixed frame 2, the connecting rod 3 penetrates through the bottom of the fixed frame 2, a roller 4 is bolted at the bottom end of the connecting rod 3, hydraulic rods 5 are bolted at four corners of the top of the base 1, a supporting plate 6 is bolted at the top of the hydraulic rods 5, strip-shaped grooves 7 are arranged at the top of the base 1 and the bottom of the supporting plate 6, a sliding block 8 is arranged inside the strip-shaped grooves 7, a movable rod 9 is arranged between the base 1 and the supporting plate 6, the movable rods 9 are distributed in a crossed manner, the movable rods 9 are hinged with each other, the movable rods 9 are hinged with the sliding block 8, a bearing seat 10 is bolted at the center of the top of the supporting plate 6, a rotating shaft 11 is rotatably connected, the top bolt of roof 12 has show board 13, through gyro wheel 4, hydraulic stem 5, backup pad 6, movable rod 9, roof 12 and show board 13's setting, easy operation has, be convenient for remove, show board 13's height-adjustable festival to can effectively promote the advantage of bandwagon effect, the function singleness of show stand among the prior art has been solved, can't remove in a flexible way and change the show position, and the high unable regulation of show stand, show information is sheltered from by the foreign object easily, the problem of bandwagon effect has been seriously influenced.
In this embodiment, motor 14 has been bolted to the left side of backup pad 6 bottom, and the output shaft of motor 14 runs through to the top of backup pad 6, and the output shaft of motor 14 has been bolted and has been connected action wheel 15, and the fixed surface of axis of rotation 11 installs from driving wheel 16, and action wheel 15 is connected through belt transmission with from between the driving wheel 16, through motor 14, action wheel 15 and the setting from driving wheel 16, can drive roof 12 and rotate to can adjust the show angle of show board 13.
In this embodiment, the inner chamber of fixed frame 2 is provided with limiting plate 17, and the inner wall sliding connection of limiting plate 17 and fixed frame 2, the bolt connection between the bottom of limiting plate 17 and connecting rod 3, and sliding connection between connecting rod 3 and fixed frame 2, through the setting of limiting plate 17, can mutually support with gyro wheel 4, the limiting plate 17 of being convenient for is at the inside removal of fixed frame 2 to make the show stand have shock-absorbing function.
In this embodiment, the top of the inner chamber of the fixed frame 2 is bolted with the compression spring 18, the inner chamber of the fixed frame 2 and the two sides of the compression spring 18 are all bolted with the slide bar 19, the slide bar 19 runs through the limiting plate 17 and is connected with the limiting plate 17 in a sliding manner, and through the arrangement of the compression spring 18 and the slide bar 19, the limiting plate 17 can be pushed to slide downwards along the slide bar 19, so that the damping effect can be achieved, and the stability of the movement of the display platform is increased.
In this embodiment, the fixing base 20 is bolted to the top of the supporting plate 6, the guide wheel is installed at the top of the fixing base 20, the guide wheel is connected with the top plate 12 in a rolling manner, the protection frame 21 is bolted to the top of the top plate 12, convenience is provided for rotation of the top plate 12 through arrangement of the fixing base 20 and the protection frame 21, and the effect of protecting the display plate 13 can be achieved.
In this embodiment, the quantity of bar groove 7 is a plurality of, and bar groove 7 is the symmetric distribution, and slider 8 is the same with bar groove 7 quantity, and the inner wall sliding connection in slider 8 and bar groove 7, through bar groove 7 and slider 8's setting, the rotation of the movable rod 9 of being convenient for to make backup pad 6 go up and down along with hydraulic stem 5.
The working principle is as follows: when the height of the display board 13 needs to be adjusted during the use of the display platform, the extension of the hydraulic rod 5 is controlled, the hydraulic rod 5 drives the supporting board 6 to rise, at the moment, the sliding block 8 at the bottom of the supporting board 6 slides in the strip-shaped groove 7, so as to drive the movable rod 9 to rotate, then the movable rod 9 drives the sliding block 8 at the top of the base 1 to approach each other, so as to ensure that the supporting board 6 can rise stably, when the display angle of the display board 13 needs to be changed, the motor 14 is started, the motor 14 can drive the driven wheel 16 to rotate through the driving wheel 15 and the belt, so as to drive the top plate 12 to rotate through the rotating shaft 11, thereby achieving the purpose of adjusting the angle of the display board 13, when the display platform shakes during the movement, the connecting rod 3 pushes the limiting plate 17 to move upwards and shorten the compression spring 18, then the reaction force of the compression spring, the display stand can be safely and stably moved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The display platform with the lifting function based on projection comprises a base (1) and is characterized in that a fixed frame (2) is embedded in four corners of the bottom of the base (1), a connecting rod (3) is arranged in the fixed frame (2) and penetrates through the connecting rod (3) to the bottom of the fixed frame (2), rollers (4) are bolted to the bottom end of the connecting rod (3), hydraulic rods (5) are bolted to four corners of the top of the base (1), a supporting plate (6) is bolted to the top of each hydraulic rod (5), strip-shaped grooves (7) are formed in the top of the base (1) and the bottom of the supporting plate (6), sliding blocks (8) are arranged in the strip-shaped grooves (7), movable rods (9) are arranged between the base (1) and the supporting plate (6), the movable rods (9) are distributed in a crossed manner and hinged with each other, articulated between movable rod (9) and slider (8), the center department bolt at backup pad (6) top has bearing frame (10), the inside rotation of bearing frame (10) is connected with axis of rotation (11), the top bolt of axis of rotation (11) has roof (12), the top bolt of roof (12) has show board (13).
2. The display stand with the lifting function based on projection as claimed in claim 1, wherein a motor (14) is bolted to the left side of the bottom of the support plate (6), an output shaft of the motor (14) penetrates through the top of the support plate (6), an output shaft of the motor (14) is bolted with a driving wheel (15), a driven wheel (16) is fixedly mounted on the surface of the rotating shaft (11), and the driving wheel (15) is in transmission connection with the driven wheel (16) through a belt.
3. The display stand with the lifting function based on projection as claimed in claim 1, wherein the inner cavity of the fixing frame (2) is provided with a limiting plate (17), the limiting plate (17) is slidably connected with the inner wall of the fixing frame (2), the bottom of the limiting plate (17) is bolted with the connecting rod (3), and the connecting rod (3) is slidably connected with the fixing frame (2).
4. The display stand with the lifting function based on the projection as claimed in claim 3, wherein a compression spring (18) is bolted to the top of the inner cavity of the fixing frame (2), sliding rods (19) are bolted to both sides of the compression spring (18) in the inner cavity of the fixing frame (2), and the sliding rods (19) penetrate through the limiting plate (17) and are connected with the limiting plate (17) in a sliding manner.
5. The display stand with the lifting function based on projection as claimed in claim 1, wherein the top of the supporting plate (6) is bolted with a fixed seat (20), the top of the fixed seat (20) is provided with a guide wheel, the guide wheel is connected with the top plate (12) in a rolling manner, and the top of the top plate (12) is bolted with a protective frame (21).
6. The display stand with the lifting function based on projection as claimed in claim 1, wherein the number of the strip-shaped grooves (7) is several, the strip-shaped grooves (7) are symmetrically distributed, the number of the sliding blocks (8) is the same as that of the strip-shaped grooves (7), and the sliding blocks (8) are slidably connected with the inner walls of the strip-shaped grooves (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021268988.7U CN212878629U (en) | 2020-07-02 | 2020-07-02 | Show stand with lifting function based on projection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021268988.7U CN212878629U (en) | 2020-07-02 | 2020-07-02 | Show stand with lifting function based on projection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212878629U true CN212878629U (en) | 2021-04-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021268988.7U Active CN212878629U (en) | 2020-07-02 | 2020-07-02 | Show stand with lifting function based on projection |
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| Country | Link |
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| CN (1) | CN212878629U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113662400A (en) * | 2021-08-26 | 2021-11-19 | 上海景煜装饰设计有限公司 | Decoration engineering indoor design effect display method and system |
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2020
- 2020-07-02 CN CN202021268988.7U patent/CN212878629U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113662400A (en) * | 2021-08-26 | 2021-11-19 | 上海景煜装饰设计有限公司 | Decoration engineering indoor design effect display method and system |
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