CN213686141U - Multimedia ball is outer projection arrangement for curtain - Google Patents
Multimedia ball is outer projection arrangement for curtain Download PDFInfo
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- CN213686141U CN213686141U CN202022491865.6U CN202022491865U CN213686141U CN 213686141 U CN213686141 U CN 213686141U CN 202022491865 U CN202022491865 U CN 202022491865U CN 213686141 U CN213686141 U CN 213686141U
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Abstract
The utility model relates to a multi-media technical field relates to a multi-media ball curtain uses outer projection arrangement. The utility model discloses in can realize swinging high accuracy to projection mechanism in the within range of big wide angle through actuating mechanism drive transmission and adjust, need not the manual work and rotate the regulation, guarantee the centering of screen, saved manpower and materials, and projection mechanism is more accurate at the projection angle of vertical direction.
Description
Technical Field
The utility model relates to a multi-media technical field relates to a multi-media ball curtain uses outer projection arrangement.
Background
The spherical screen projection technology is a new display technology, breaks through the limitation that the prior projection image can only be a plane figure, and transforms the common three-dimensional virtual simulation plane image by matching an optical lens with a spherical screen projection correction device to project the common three-dimensional virtual simulation plane image into a spherical screen to form a spherical image. By means of advanced computer vision technology and projection display technology, the shocking dynamic effect can be displayed on the dome screen.
In the current external projection device of the spherical screen, a suspended projector is often adopted for projection, the suspension of the conventional projector can only perform projection of a single screen at a fixed position, manual rotation is often needed when the projection angle of the projector is adjusted, and the adjustment precision is limited and is very inconvenient.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a can realize carrying out the high accuracy regulation that swings at the within range of big wide angle to projection mechanism, need not the manual work and rotate the multimedia ball for curtain outer projection arrangement who adjusts.
In order to solve the technical problem, the utility model provides a technical scheme that its technical problem adopted is:
an outer projection device for a multimedia dome screen comprises a hanger, a transmission mechanism and a projection mechanism, wherein the transmission mechanism is arranged on the hanger, and the projection mechanism is connected with the transmission mechanism;
the projection device is characterized by further comprising a driving mechanism, wherein the driving mechanism is connected with the hanging bracket, the driving mechanism is in driving connection with the transmission mechanism, and the driving mechanism drives the projection mechanism to adjust the position by driving the transmission mechanism.
Further, the hanger comprises a hanging rod and a U-shaped frame, the hanging rod is vertically arranged on the U-shaped frame, a boss is arranged at the bottom of the hanging rod, a through hole for assembling the hanging rod is formed in the U-shaped frame, and the boss is arranged on the through hole of the U-shaped frame.
Furthermore, the U-shaped frame comprises a bottom plate and two side plates, the two side plates are symmetrically arranged on two sides of the bottom plate, and the side plates are perpendicular to the bottom plate.
Furthermore, a damping bearing is arranged at the joint of the boss and the through hole, the outer wall of the damping bearing is arranged on the through hole, and the boss is fixedly connected with the inner wall of the damping bearing.
Further, the transmission mechanism comprises a transmission main shaft, an inclined plate, a transmission auxiliary shaft and a swing arm seat, the transmission main shaft is in driving connection with the driving mechanism, the inclined plate is arranged on the transmission main shaft, the bottom end of the transmission auxiliary shaft is vertically connected to the side edge of the top end of the inclined plate, the angle formed by the axis of the transmission auxiliary shaft and the axis of the transmission main shaft is 45 degrees, the swing arm seat is connected with the hanging bracket, and the transmission auxiliary shaft is connected with the swing arm seat.
Furthermore, the swing arm seat is provided with two rotating shafts, the two rotating shafts are symmetrically arranged on the swing arm seat, the hanging bracket is provided with a rotary bearing, and the rotary shaft is connected with the hanging bracket through the rotary bearing.
Furthermore, the swing arm seat comprises a cylindrical barrel and a cross sleeve, the cross sleeve is arranged in the cylindrical barrel, and the cross sleeve is connected with the transmission auxiliary shaft.
Furthermore, the axis of one of the cross sleeves is perpendicular to the axis of the cylindrical barrel, and the two ends of the sleeve are hinged on the inner wall of the cylindrical barrel; and the other sleeve pipe in the cross sleeve pipe is in driving connection with the transmission auxiliary shaft, and the cross sleeve pipe is driven through the transmission auxiliary shaft.
Further, the projection mechanism comprises a projector and a swing arm, one end of the swing arm is connected with the swing arm seat, and the other end of the swing arm is hinged to the projector.
Furthermore, the driving mechanism comprises a driving motor, the driving motor is fixedly connected to a bottom plate of the U-shaped frame, an output gear is arranged on an output shaft of the driving motor, a transmission gear is arranged on the transmission main shaft, the output gear is meshed with the transmission gear, and the driving motor drives the output gear to rotate so as to drive the transmission mechanism connected with the transmission gear to rotate.
The utility model has the advantages that:
the utility model discloses in can realize swinging high accuracy to projection mechanism in the within range of big wide angle through actuating mechanism drive transmission and adjust, need not the manual work and rotate the regulation, guarantee the centering of screen, saved manpower and materials, and projection mechanism is more accurate at the projection angle of vertical direction.
Drawings
Fig. 1 is a schematic structural view of an external projection device for a multimedia dome screen according to the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic view of the swing arm seat structure of the present invention.
The reference numbers in the figures illustrate: 1. a hanger; 11. a boom; 12. a U-shaped frame; 121. a base plate; 122. a side plate; 2. A projector; 21. swinging arms; 3. a transmission mechanism; 31. a transmission main shaft; 32. a sloping plate; 33. a transmission counter shaft; 34. a swing arm seat; 341. a cylindrical barrel; 342. a cross-shaped sleeve; 343. a rotating shaft; 35. a transmission gear; 4. a drive motor; 41. an output gear;
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1-3, an external projection device for a multimedia dome screen includes a hanger 1, a transmission mechanism 3 and a projection mechanism, wherein the transmission mechanism 3 is disposed on the hanger 1, and the projection mechanism is connected to the transmission mechanism 3;
the projector further comprises a driving mechanism, the driving mechanism is connected with the hanger 1 and is in driving connection with the transmission mechanism 3, and the driving mechanism drives the transmission mechanism 3 to drive the projection mechanism to adjust the position.
The utility model discloses in can realize swinging high accuracy to projection mechanism in the within range of big wide angle through actuating mechanism drive transmission mechanism 3 and adjust, need not the manual work and rotate the regulation, guarantee the centering of screen, saved manpower and materials, and projection mechanism is more accurate at the projection angle of vertical direction.
The hanger 1 comprises a hanger rod 11 and a U-shaped frame 12, wherein the hanger rod 11 is vertically arranged on the U-shaped frame 12, a boss is arranged at the bottom of the hanger rod 11, a through hole for assembling the hanger rod 11 is formed in the U-shaped frame 12, and the boss is arranged on the through hole of the U-shaped frame 12.
The U-shaped frame 12 includes a bottom plate 121 and two side plates 122, the two side plates 122 are symmetrically disposed on two sides of the bottom plate 121, and the side plates 122 are perpendicular to the bottom plate 121.
The hanger rod 11 is arranged along the vertical direction, and the through hole of the bottom plate 121 of the U-shaped frame 12 is matched with the upper surface of the boss at the bottom end of the hanger rod 11 to realize the limit of the U-shaped frame 12 in the vertical direction.
The joint of the boss and the through hole is provided with a damping bearing, the outer wall of the damping bearing is arranged on the through hole, and the boss is fixedly connected with the inner wall of the damping bearing.
The limiting of the projector 2 in the horizontal position can be achieved through the damping bearing in the horizontal direction, and the fine adjustment of the projector 2 in the vertical direction can be achieved through the swinging of the swing arm 21 on the vertical plane.
The transmission mechanism 3 comprises a transmission main shaft 31, an inclined plate 32, a transmission auxiliary shaft 33 and a swing arm seat, the transmission main shaft 31 is in driving connection with the driving mechanism, the inclined plate 32 is arranged on the transmission main shaft 31, the bottom end of the transmission auxiliary shaft 33 is vertically connected to the side edge of the top end of the inclined plate 32, the angle formed by the axis of the transmission auxiliary shaft 33 and the axis of the transmission main shaft 31 is 45 degrees, the swing arm seat is connected with the hanger 1, and the transmission auxiliary shaft 33 is connected with the swing arm seat.
Specifically, the transmission main shaft 31 is arranged along the vertical direction, the inclined plate 32 is connected to the top end of the transmission main shaft 31 at an included angle of 45 degrees with the horizontal direction, the bottom end of the transmission auxiliary shaft 33 is vertically connected to the side edge of the top end of the inclined plate 32, and an included angle of 45 degrees is formed between the axis of the transmission main shaft 31 and the axis of the transmission auxiliary shaft 33; the swing arm base is connected to the U-shaped frame 12 and can swing around the U-shaped frame 12 in a vertical plane.
The swing arm seat is provided with two rotation shafts 343, the two rotation shafts 343 are symmetrically arranged on the swing arm seat, the hanger 1 is provided with a rotary bearing, and the rotation shafts 343 are connected with the hanger 1 through the rotary bearing.
The swing arm seat comprises a cylindrical barrel 341 and a cross sleeve 342, the cross sleeve 342 is arranged in the cylindrical barrel 341, and the cross sleeve 342 is connected with the transmission auxiliary shaft 33.
The axis of one of the cross sleeves 342 is perpendicular to the axis of the cylindrical barrel 341, and the two ends of the sleeve are hinged to the inner wall of the cylindrical barrel 341, so that the cross sleeve 342 rotates around the hinge point connected with the cylindrical barrel 341; the other sleeve of the cross sleeves 342 is in driving connection with the transmission auxiliary shaft 33, and the cross sleeves 342 are driven through the transmission auxiliary shaft 33.
The projection mechanism comprises a projector 2 and a swing arm 21, one end of the swing arm 21 is connected with the swing arm seat, the other end of the swing arm 21 is hinged with the projector 2, and the swing arm 21 is driven to swing in a vertical plane by rotating the swing arm seat.
The driving mechanism comprises a driving motor 4, the driving motor 4 is fixedly connected to the bottom plate 121 of the U-shaped frame 12, an output gear 41 is arranged on an output shaft of the driving motor 4, a transmission gear 35 is arranged on the transmission main shaft 31, the output gear 41 is meshed with the transmission gear 35, and the driving motor 4 drives the output gear 41 to rotate to drive the transmission mechanism 3 connected with the transmission gear 35 to rotate.
Specifically, the driving motor 4 is arranged in the U-shaped frame 12, and the driving motor 4 drives the transmission auxiliary shaft 33 to rotate around the axis of the transmission main shaft 31 to drive the swing arm seat connected with the transmission auxiliary shaft 33 to swing, so that the swing arm 21 connected to the swing arm seat swings in a vertical plane.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (10)
1. The outer projection device for the multimedia spherical screen is characterized by comprising a hanging bracket, a transmission mechanism and a projection mechanism, wherein the transmission mechanism is arranged on the hanging bracket, and the projection mechanism is connected with the transmission mechanism;
the projection device is characterized by further comprising a driving mechanism, wherein the driving mechanism is connected with the hanging bracket, the driving mechanism is in driving connection with the transmission mechanism, and the driving mechanism drives the projection mechanism to adjust the position by driving the transmission mechanism.
2. The outer projection device for multimedia dome screen as claimed in claim 1, wherein said hanger comprises a suspension rod and a U-shaped frame, said suspension rod is vertically disposed on said U-shaped frame, a boss is disposed at the bottom of said suspension rod, said U-shaped frame is provided with a through hole for assembling said suspension rod, said boss is disposed on said through hole of said U-shaped frame.
3. The outer projection device for multimedia dome screen as claimed in claim 2, wherein said U-shaped frame comprises a bottom plate and two side plates, said two side plates are symmetrically disposed on two sides of said bottom plate, and said side plates are perpendicular to said bottom plate.
4. The external projection device for multimedia spherical screen as claimed in claim 3, wherein a damping bearing is disposed at the connection between the boss and the through hole, and the outer wall of the damping bearing is disposed on the through hole, and the boss is fixedly connected to the inner wall of the damping bearing.
5. The outer projection device for the multimedia spherical screen as claimed in claim 1, wherein the transmission mechanism comprises a transmission main shaft, a sloping plate, a transmission auxiliary shaft and a swing arm seat, the transmission main shaft is in driving connection with the driving mechanism, the sloping plate is arranged on the transmission main shaft, the bottom end of the transmission auxiliary shaft is vertically connected to the top side edge of the sloping plate, the axis of the transmission auxiliary shaft and the axis of the transmission main shaft form an angle of 45 °, the swing arm seat is connected with the hanging bracket, and the transmission auxiliary shaft is connected with the swing arm seat.
6. The outer projection apparatus for multimedia dome screen as claimed in claim 5, wherein the swing arm base is provided with two rotation shafts symmetrically disposed on the swing arm base, the hanging bracket is provided with a rotation bearing, and the rotation shaft is connected to the hanging bracket through the rotation bearing.
7. The outer projection device for multimedia dome screen of claim 5, wherein the swing arm base comprises a cylindrical barrel, a cross sleeve disposed in the cylindrical barrel, the cross sleeve being connected to the transmission auxiliary shaft.
8. The outer projection device for multimedia dome screen of claim 7, wherein the axis of one of the cross-shaped sleeves is perpendicular to the axis of the cylinder, and both ends of the one sleeve are hinged to the inner wall of the cylinder; and the other sleeve pipe in the cross sleeve pipe is in driving connection with the transmission auxiliary shaft, and the cross sleeve pipe is driven through the transmission auxiliary shaft.
9. The external projection device for multimedia dome screen of claim 5, wherein the projection mechanism comprises a projector, a swing arm, one end of the swing arm is connected with the swing arm base, and the other end of the swing arm is hinged with the projector.
10. The external projection device for multimedia spherical screen as claimed in claim 5, wherein the driving mechanism comprises a driving motor, the driving motor is fixedly connected to the bottom plate of the U-shaped frame, an output gear is disposed on an output shaft of the driving motor, a transmission gear is disposed on the transmission main shaft, the output gear is engaged with the transmission gear, and the driving motor drives the output gear to rotate so as to drive the transmission mechanism connected with the transmission gear to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022491865.6U CN213686141U (en) | 2020-11-02 | 2020-11-02 | Multimedia ball is outer projection arrangement for curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022491865.6U CN213686141U (en) | 2020-11-02 | 2020-11-02 | Multimedia ball is outer projection arrangement for curtain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213686141U true CN213686141U (en) | 2021-07-13 |
Family
ID=76726854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022491865.6U Active CN213686141U (en) | 2020-11-02 | 2020-11-02 | Multimedia ball is outer projection arrangement for curtain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213686141U (en) |
-
2020
- 2020-11-02 CN CN202022491865.6U patent/CN213686141U/en active Active
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