CN214663310U - Projection device for stage display - Google Patents
Projection device for stage display Download PDFInfo
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- CN214663310U CN214663310U CN202120521859.2U CN202120521859U CN214663310U CN 214663310 U CN214663310 U CN 214663310U CN 202120521859 U CN202120521859 U CN 202120521859U CN 214663310 U CN214663310 U CN 214663310U
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Abstract
The utility model provides a projection arrangement for stage show. The projection device for stage exhibition comprises: installing a wallboard; the rotating rod is rotatably arranged at the bottom of the mounting wallboard; the driven gear is fixedly sleeved on the rotating rod; the driving motor is fixedly arranged at the bottom of the mounting wallboard; the moving gear is fixedly sleeved on an output shaft of the driving motor and is meshed with the driven gear; the long plate is fixedly arranged at the bottom end of the rotating rod; the projector is fixedly arranged at the bottom of the long plate; and the L-shaped plate is fixedly arranged at the top of the long plate. The utility model provides a projection arrangement for stage show has easy operation, automatic steering, the advantage of self-cleaning camera.
Description
Technical Field
The utility model relates to a projection technology field especially relates to a projection arrangement for stage show.
Background
Projectors (also called projectors) are also called "writing projectors". A projection optical instrument for providing a large-size screen. On the basis of the direct projection projector, a reflector is added to change the light path, so that the image of the projection film flatly placed on the object carrying glass is projected onto the screen. Because the collecting lens (usually a Fresnel lens) is large, the device can be used for showing various large-size projection single sheets or rolled sheets which are manufactured in advance or written on site, projection teaching aids made of transparent materials and the like. Compared with a slide show, the slide show has the following characteristics: the device can be used for directly writing on the projection sheet to replace a blackboard; the distance from the screen is short, but a large and bright image can be generated; when in use, tight shading is not needed; the demonstration experiment can be carried out by using the projection teaching aid.
When stage VCR demonstrates, the requirement can carry out the projection broadcast to the equidirectional, and present projection arrangement turns to about can't going on, just can't satisfy the demand when some circumstances appear in the stage and need the adjustment, and comparatively inconvenient, and traditional washing projector lens is mostly artifical the washing, and the manual work is ascended a height promptly and is demolishd the projecting apparatus, is wasing it, and the in-process of ascending a height has certain safe risk, and the operation is also comparatively troublesome.
Therefore, there is a need to provide a new projection device for stage exhibition to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a projection arrangement for stage show with easy operation, automatic steering, self-cleaning camera.
In order to solve the above technical problem, the utility model provides a projection arrangement for stage show includes: installing a wallboard; the rotating rod is rotatably arranged at the bottom of the mounting wallboard; the driven gear is fixedly sleeved on the rotating rod; the driving motor is fixedly arranged at the bottom of the mounting wallboard; the moving gear is fixedly sleeved on an output shaft of the driving motor and is meshed with the driven gear; the long plate is fixedly arranged at the bottom end of the rotating rod; the projector is fixedly arranged at the bottom of the long plate; the L-shaped plate is fixedly arranged at the top of the long plate; the hydraulic cylinder is fixedly arranged at the bottom of the L-shaped plate; the connecting plate is fixedly arranged on an output shaft of the hydraulic cylinder; the adjusting groove is formed in the bottom of the connecting plate; the adjusting screw rod is rotatably installed in the adjusting groove, and one end of the adjusting screw rod extends out of the connecting plate; the adjusting motor is fixedly arranged on the outer wall of one side of the connecting plate, and an output shaft of the adjusting motor is fixedly connected with one end, positioned outside the connecting plate, of the adjusting screw rod; the vertical plate is installed on the adjusting screw in a threaded mode, the bottom of the vertical plate extends out of the adjusting groove, and the vertical plate is connected with the adjusting groove in a sliding mode; the cross rod is rotatably arranged on the vertical plate; the first belt pulley is fixedly sleeved on one end of the cross rod; the rotating motor is fixedly arranged on the outer wall of one side of the vertical plate; the second belt pulley is fixedly sleeved on the output shaft of the rotating motor; a belt wrapped around the first pulley and the second pulley; the rotating plate is fixedly arranged on one end of the cross rod; the two sliding rods are arranged on the rotating plate in a sliding mode; the arc-shaped plates are fixedly arranged at one ends of the two sliding rods, which are far away from the rotating plate; the two compression springs are movably sleeved on the two sliding rods respectively, one ends of the two compression springs are fixedly arranged on the outer wall of one side of the rotating plate, and the other ends of the two compression springs are fixedly arranged on the outer wall of one side of the arc-shaped plate respectively; and the cleaning cloth is fixedly arranged on the outer wall of one side of the arc plate, which is far away from the rotating plate.
Preferably, two the slide bars are close to the one end fixed mounting of riser has the stopper.
Preferably, a protective cover is fixedly installed on the outer wall of one side of the connecting plate, and the adjusting motor is fixedly installed in the protective cover.
Preferably, an internal thread hole is formed in the vertical plate, and the adjusting screw penetrates through the internal thread hole and is screwed with the inner wall of the internal thread hole.
Preferably, a sliding groove is formed in the inner wall of the bottom plate of the adjusting groove, and the top of the vertical plate extends into the sliding groove and is in sliding connection with the inner wall of the sliding groove.
Preferably, a bell is fixedly mounted at the top of the long plate.
Compared with the prior art, the utility model provides a projection arrangement for stage show has following beneficial effect:
the utility model provides a projection arrangement for stage show, through the installation wallboard, the dwang, from the gear, driving motor, the movable gear, the long slab, the projecting apparatus, the L shaped plate, the pneumatic cylinder, the linking board, the adjustment tank, adjusting screw, adjusting motor, the riser, the horizontal pole, first belt pulley, the rotation motor, the second belt pulley, the belt, the rotor plate, the slide bar, the arc, compression spring, wash cloth, the function that mutually supports realization automatically regulated projecting apparatus such as jingle bell and carry out the automatic clearance to the dust on the projecting apparatus, make this device can clear up according to the dust of the suitable angle of actual need automatically regulated and in time to the projecting apparatus face, prevent that the dust adhesion from on the projecting apparatus, influence projection effect.
Drawings
Fig. 1 is a schematic structural diagram of a projection apparatus for stage display according to a preferred embodiment of the present invention;
fig. 2 is an enlarged schematic view of a portion a shown in fig. 1.
Reference numbers in the figures: 1. installing a wallboard; 2. rotating the rod; 3. a slave gear; 4. a drive motor; 5. a moving gear; 6. a long plate; 7. a projector; 8. an L-shaped plate; 9. a hydraulic cylinder; 10. a connector tile; 11. an adjustment groove; 12. adjusting the screw rod; 13. adjusting the motor; 14. a vertical plate; 15. a cross bar; 16. a first pulley; 17. rotating the motor; 18. a second pulley; 19. a belt; 20. a rotating plate; 21. a slide bar; 22. an arc-shaped plate; 23. a compression spring; 24. cleaning cloth; 25. and (6) ringing.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1-2, wherein fig. 1 is a schematic structural diagram of a projection apparatus for stage display according to a preferred embodiment of the present invention; fig. 2 is an enlarged schematic view of a portion a shown in fig. 1. A projection arrangement for stage display includes: installing a wallboard 1; the rotating rod 2 is rotatably arranged at the bottom of the installation wallboard 1; the driven gear 3 is fixedly sleeved on the rotating rod 2; the driving motor 4 is fixedly arranged at the bottom of the installation wallboard 1; the moving gear 5 is fixedly sleeved on an output shaft of the driving motor 4, and the moving gear 5 is meshed with the driven gear 3; the long plate 6 is fixedly arranged at the bottom end of the rotating rod 2; the projector 7 is fixedly arranged at the bottom of the long plate 6; the L-shaped plate 8 is fixedly arranged on the top of the long plate 6; the hydraulic cylinder 9 is fixedly arranged at the bottom of the L-shaped plate 8; the connecting plate 10 is fixedly arranged on an output shaft of the hydraulic cylinder 9; the adjusting groove 11 is formed in the bottom of the connecting plate 10; an adjusting screw 12, wherein the adjusting screw 12 is rotatably installed in the adjusting groove 11, and one end of the adjusting screw 12 extends out of the connecting plate 10; the adjusting motor 13 is fixedly arranged on the outer wall of one side of the connecting plate 10, and an output shaft of the adjusting motor 13 is fixedly connected with one end, located outside the connecting plate 10, of the adjusting screw 12; the vertical plate 14 is installed on the adjusting screw 12 in a threaded mode, the bottom of the vertical plate 14 extends out of the adjusting groove 11, and the vertical plate 14 is connected with the adjusting groove 11 in a sliding mode; a cross bar 15, wherein the cross bar 15 is rotatably arranged on the vertical plate 14; the first belt pulley 16 is fixedly sleeved on one end of the cross rod 15; the rotating motor 17 is fixedly arranged on the outer wall of one side of the vertical plate 14; the second belt pulley 18 is fixedly sleeved on the output shaft of the rotating motor 17; a belt 19, said belt 19 being wound around said first pulley 16 and said second pulley 18; the rotating plate 20 is fixedly arranged on one end of the cross rod 15; two sliding rods 21, wherein the two sliding rods 21 are both slidably mounted on the rotating plate 20; the arc-shaped plates 22 are fixedly arranged at one ends of the two sliding rods 21 far away from the rotating plate 20; the two compression springs 23 are respectively movably sleeved on the two sliding rods 21, one ends of the two compression springs 23 are fixedly arranged on the outer wall of one side of the rotating plate 20, and the other ends of the two compression springs 23 are respectively fixedly arranged on the outer wall of one side of the arc-shaped plate 22; and the cleaning cloth 24 is fixedly arranged on the outer wall of one side of the arc plate 22 far away from the rotating plate 20.
And one ends of the two sliding rods 21, which are close to the vertical plate 14, are fixedly provided with limiting blocks.
A protective cover is fixedly arranged on the outer wall of one side of the connecting plate 10, and the adjusting motor 13 is fixedly arranged in the protective cover.
An internal thread hole is formed in the vertical plate 14, and the adjusting screw 12 penetrates through the internal thread hole and is screwed with the inner wall of the internal thread hole.
A sliding groove is formed in the inner wall of the bottom plate of the adjusting groove 11, and the top of the vertical plate 14 extends into the sliding groove and is in sliding connection with the inner wall of the sliding groove.
The top of the long plate 6 is fixedly provided with a bell 25.
The utility model provides a projection arrangement for stage show's theory of operation as follows:
when the projector 7 needs to be steered, the driving motor 4 is started, the driving motor 4 rotates to drive the moving gear 5 to rotate, the moving gear 5 rotates to drive the driven gear 3 to rotate, the driven gear 3 rotates to drive the rotating rod 2 to rotate, the rotating rod 2 rotates to drive the long plate 6 and the projector 7 to rotate, the rotation adjustment of the projector 7 is achieved, the projector 7 can adjust a proper angle according to needs, when the projector 7 is used for a long time and is stained with dust to clean dust, the hydraulic cylinder 9 is started, the output shaft of the hydraulic cylinder 9 extends to drive the connecting plate 10 to move downwards, the connecting plate 10 moves downwards to drive the vertical plate 14 and the cleaning cloth 24 to move downwards, when the connecting plate 10 moves downwards to contact with the bell 25, the bell 25 gives a sound, at the moment, the hydraulic cylinder 9 is closed to keep the current position of the connecting plate 10, the adjusting motor 13 is started to adjust the motor 13 to rotate to drive the adjusting screw 12 to rotate, adjusting screw 12 rotates and drives riser 14 and be close to 7 removals of projecting apparatus, it removes to make and wash cloth 24 and be close to 7 removals of projecting apparatus, close adjusting motor 13 when washing cloth 24 and 7 contact and start rotating motor 17, rotating motor 17 rotates and drives second belt pulley 18 and rotate, second belt pulley 18 rotates and drives first belt pulley 16 through belt 19 and rotates, first belt pulley 16 rotates and drives horizontal pole 15 and rotate, horizontal pole 15 rotates and drives rotor plate 20 and wash cloth 24 and rotate, rotate through wasing cloth 24 and clear up the dust on projecting apparatus 7, make projecting apparatus 7's projection effect better, increase of service life.
Compared with the prior art, the utility model provides a projection arrangement for stage show has following beneficial effect:
the utility model provides a projection arrangement for stage show, through installation wallboard 1, dwang 2, from gear 3, driving motor 4, moving gear 5, long slab 6, projecting apparatus 7, L shaped plate 8, pneumatic cylinder 9, link up board 10, adjustment tank 11, adjusting screw 12, adjusting motor 13, riser 14, horizontal pole 15, first belt pulley 16, rotate motor 17, second belt pulley 18, belt 19, rotor plate 20, slide bar 21, arc 22, compression spring 23, wash cloth 24, function that dust carries out the automatic clearance is carried out to dust on projecting apparatus 7 in the angle that realizes automatically regulated projecting apparatus 7 and to projecting apparatus 7 to the equipartition such as jingguang, make this device can clear up according to the suitable angle of actual need automatically regulated and in time to the dust on projecting apparatus 7 surface, prevent the dust adhesion on projecting apparatus 7, influence the projecting effect.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (6)
1. A projection arrangement for stage display, comprising:
installing a wallboard;
the rotating rod is rotatably arranged at the bottom of the mounting wallboard;
the driven gear is fixedly sleeved on the rotating rod;
the driving motor is fixedly arranged at the bottom of the mounting wallboard;
the moving gear is fixedly sleeved on an output shaft of the driving motor and is meshed with the driven gear;
the long plate is fixedly arranged at the bottom end of the rotating rod;
the projector is fixedly arranged at the bottom of the long plate;
the L-shaped plate is fixedly arranged at the top of the long plate;
the hydraulic cylinder is fixedly arranged at the bottom of the L-shaped plate;
the connecting plate is fixedly arranged on an output shaft of the hydraulic cylinder;
the adjusting groove is formed in the bottom of the connecting plate;
the adjusting screw rod is rotatably installed in the adjusting groove, and one end of the adjusting screw rod extends out of the connecting plate;
the adjusting motor is fixedly arranged on the outer wall of one side of the connecting plate, and an output shaft of the adjusting motor is fixedly connected with one end, positioned outside the connecting plate, of the adjusting screw rod;
the vertical plate is installed on the adjusting screw in a threaded mode, the bottom of the vertical plate extends out of the adjusting groove, and the vertical plate is connected with the adjusting groove in a sliding mode;
the cross rod is rotatably arranged on the vertical plate;
the first belt pulley is fixedly sleeved on one end of the cross rod;
the rotating motor is fixedly arranged on the outer wall of one side of the vertical plate;
the second belt pulley is fixedly sleeved on the output shaft of the rotating motor;
a belt wrapped around the first pulley and the second pulley;
the rotating plate is fixedly arranged on one end of the cross rod;
the two sliding rods are arranged on the rotating plate in a sliding mode;
the arc-shaped plates are fixedly arranged at one ends of the two sliding rods, which are far away from the rotating plate;
the two compression springs are movably sleeved on the two sliding rods respectively, one ends of the two compression springs are fixedly arranged on the outer wall of one side of the rotating plate, and the other ends of the two compression springs are fixedly arranged on the outer wall of one side of the arc-shaped plate respectively;
and the cleaning cloth is fixedly arranged on the outer wall of one side of the arc plate, which is far away from the rotating plate.
2. A projection device for stage display according to claim 1, wherein two of the slide bars are fixedly mounted with a stop block at an end close to the vertical plate.
3. A projection device for stage display according to claim 1, wherein a protective cover is fixedly mounted on an outer wall of one side of the joint plate, and the adjustment motor is fixedly mounted in the protective cover.
4. The projection device for stage display according to claim 1, wherein the riser has an internal threaded hole, and the adjusting screw passes through the internal threaded hole and is screwed with an inner wall of the internal threaded hole.
5. The projection device for stage display according to claim 1, wherein a sliding groove is defined on an inner wall of the bottom plate of the adjusting groove, and a top of the vertical plate extends into the sliding groove and is slidably connected with the inner wall of the sliding groove.
6. A projection device for stage display according to claim 1, wherein a bell is fixedly mounted on the top of the long plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120521859.2U CN214663310U (en) | 2021-03-12 | 2021-03-12 | Projection device for stage display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120521859.2U CN214663310U (en) | 2021-03-12 | 2021-03-12 | Projection device for stage display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214663310U true CN214663310U (en) | 2021-11-09 |
Family
ID=78452724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120521859.2U Active CN214663310U (en) | 2021-03-12 | 2021-03-12 | Projection device for stage display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214663310U (en) |
-
2021
- 2021-03-12 CN CN202120521859.2U patent/CN214663310U/en active Active
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