CN113376948B - Dual-purpose multi-media ball curtain of ball curtain dome - Google Patents
Dual-purpose multi-media ball curtain of ball curtain dome Download PDFInfo
- Publication number
- CN113376948B CN113376948B CN202110646552.XA CN202110646552A CN113376948B CN 113376948 B CN113376948 B CN 113376948B CN 202110646552 A CN202110646552 A CN 202110646552A CN 113376948 B CN113376948 B CN 113376948B
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- 210000001503 joint Anatomy 0.000 claims description 26
- 239000000428 dust Substances 0.000 claims description 20
- 230000001681 protective effect Effects 0.000 claims description 15
- 239000000945 filler Substances 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 4
- 230000005389 magnetism Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000739 chaotic effect Effects 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/142—Adjusting of projection optics
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
Abstract
The invention discloses a dual-purpose multimedia ball curtain of a ball curtain dome, which comprises a ball curtain and a projection base, wherein a working cavity is arranged in the projection base, a workpiece placing plate is slidably arranged in the working cavity, one end of the workpiece placing plate is provided with an L-shaped movable frame, an electric push rod is connected between the workpiece placing plate and the L-shaped movable frame, projection placing pieces are arranged on the workpiece placing plate and the L-shaped movable frame, a fisheye lens is arranged on the projection placing piece on the workpiece placing plate, and a short-focus lens is arranged on the projection placing piece on the L-shaped movable frame.
Description
Technical Field
The invention relates to the technical field of ball curtains, in particular to a dual-purpose multimedia ball curtain for a ball curtain dome.
Background
The inner ball projection technology of the ball screen is an emerging display technology, is not limited in that projection images can only be put on a plane graph, the ball screen is that a projector is arranged in a spherical rear projection screen, the projector can project the images on almost the whole spherical screen, so that the projection content is vivid, and the multimedia ball screen is widely applied to occasions such as teaching, propaganda and the like according to the characteristics.
The existing multimedia dome can only carry out dome projection, but in practical adaptation, dome projection can be carried out, but the existing multimedia dome is inconvenient to take down, and the dome projection cannot be synchronously carried out, so that the dual-purpose multimedia dome with the dome and the dome is provided.
Disclosure of Invention
The invention aims to provide a dual-purpose multimedia dome with a dome, which solves the problems that in the background technology, the existing multimedia dome can only carry out dome projection, but in practical adaptation, dome projection is needed, and the existing multimedia dome can carry out dome projection, but the existing multimedia dome can not carry out dome projection simultaneously, and the spherical dome projection and the dome projection are inconvenient to take off.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a dual-purpose multi-media ball curtain of ball curtain dome, includes ball curtain and projection base, the ball curtain is installed on the projection base, the bottom of ball curtain is equipped with the opening, and the ball curtain support ring spare is installed to the opening part, the top of projection base is located the opening part of ball curtain and is equipped with projection through-hole, and projection through-hole periphery is equipped with the fixed ring groove, ball curtain support ring spare is pegged graft in the fixed ring groove, be equipped with the working chamber in the projection base, projection through-hole and working chamber intercommunication, sliding mounting has the work piece to place the board in the working chamber, the one end of work piece to place the board sets up L type and removes the frame, and connects the electricity push rod between work piece to place board and the L type and remove the frame, all install the projection on work piece to place the board and remove the frame and place the piece by projection seat and lifter projection and place the piece and constitute, the projection seat is installed fisheye lens on the projection on the piece placed on the board, install the projection lens on the L type removes the piece, work piece and place the board and be located one side of projector and place computer and install electric connection and fisheye lens and electric connection.
As a further preferred aspect of the present invention: the projection seat comprises an outer sheath, cooling fins, a placement base and a projector, wherein the bottom threads of the outer sheath are arranged on the placement base, the projector is placed on the placement base, and the cooling fins are uniformly distributed on the outer wall of the outer sheath.
Preferably, the placing base is internally provided with a butt joint B, the butt joint B is electrically connected with the image transmission position end of the computer through a wire, the image input end of the projector is connected with a butt joint A, and the butt joint A is spliced with the butt joint B.
As a further preferred aspect of the present invention: the fisheye lens and the short-focus lens are placed in the outer sheath of the projection seat, and are positioned above the projector.
As a further preferred aspect of the present invention: the outer sheath is internally provided with a clamping cavity, and the clamping cavity is filled with a heat-conducting filler.
As a further preferred aspect of the present invention: and a wire winder is arranged on one side of the workpiece placement plate, which is positioned on the computer, and the wire passes through the wire winder.
As a further preferred aspect of the present invention: the utility model discloses a dust removal device, including L type movable rack, working chamber, protection casing mounting groove, dust removal subassembly, the air exhauster is installed to the vertical face of L type movable rack, and the air exhauster's air exhauster is towards the working intracavity, the protection casing mounting groove has been seted up to the vertical face of L type movable rack in the periphery of air exhauster.
As a further preferred aspect of the present invention: the dust removal assembly comprises an air outlet pipe, a protective cover, an air outlet cover, a connector and a threaded ring, wherein the connector is installed at one end of the air outlet pipe, the other end of the air outlet pipe is connected with the air outlet cover, one end opening of the protective cover is connected with the threaded ring, the threaded ring is in threaded connection in a protective cover installation groove, and the other end opening of the protective cover is connected with the connector.
As a further preferred aspect of the present invention: the L-shaped movable frame is arranged at the top of the vertical surface and is provided with a metal plate, an electromagnet is inlaid on the side surface of the projection base, which is provided with an opening, one side of the electromagnet is connected with a magnetic conduction sheet, and the magnetic conduction sheet is in adsorption connection with the metal plate.
As a further preferred aspect of the present invention: the power on-off of the electromagnet is opposite to that of the electric push rod.
The invention provides a dual-purpose multimedia ball curtain of a ball curtain dome, which has the following beneficial effects:
(1) According to the invention, the L-shaped movable frame and the workpiece placement plate which are connected by the electric push rod are slidably arranged in the working cavity of the projection base, meanwhile, the projection placement pieces are arranged on the L-shaped movable frame and the workpiece placement plate, the fisheye lens is arranged on the projection placement piece of the workpiece placement plate, the short-focus lens is arranged on the projection placement piece of the L-shaped movable frame, the projector and the fisheye lens are utilized to realize the projection of the dome, and the projector and the short-focus lens which are moved out of the projection base are utilized to realize the projection of the dome, so that the multimedia dome can realize the projection of the dome, the practical flexibility is improved, the two projections can be used simultaneously, and no interference is generated.
(2) The invention adopts the projection base to be composed of the outer sheath, the radiating fin, the placement base and the projector, and the projector is inexpensive by utilizing the butt joint A and the butt joint B and the computer and then is placed in the outer sheath, so that the projector can move along with the fisheye lens or the short-focus lens, and the whole installation is simple and convenient for later replacement and adjustment.
(3) According to the invention, the plurality of groups of cooling fins are arranged on the outer wall of the outer sheath, the heat conduction filler is filled in the clamping cavity of the outer sheath, and the exhaust fan is arranged on the L-shaped movable frame.
Drawings
FIG. 1 is a schematic view of the external structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of a projection base structure of the present invention;
FIG. 4 is a schematic view of a projection base according to the present invention;
FIG. 5 is a schematic view of a dust removing assembly according to the present invention;
FIG. 6 is a schematic diagram of a dome projection presentation of the present invention;
fig. 7 is a schematic structural view of the dust removing assembly of the present invention.
In the figure: 1. a ball curtain; 2. a projection base; 3. an L-shaped movable frame; 4. a working chamber; 5. a work placement plate; 6. a computer; 7. a wire winding device; 8. fish-eye lens; 9. a short-focus lens; 10. a projection base; 11. a projection placement member; 12. a lifting rod; 13. an exhaust fan; 14. an electric push rod; 15. an air outlet pipe; 16. a protective cover; 17. a dust removal assembly; 18. a spherical screen support ring member; 19. a fixed ring groove; 20. projecting the through hole; 21. an electromagnet; 22. magnetic conductive sheets; 23. a metal plate; 24. an air outlet cover; 25. a protective cover mounting groove; 26. an outer sheath; 27. a thermally conductive filler; 28. clamping a cavity; 29. a heat sink; 30. placing a base; 31. a projector; 32. butt joint A; 33. butt joint B; 34. a connector; 35. a threaded ring.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1-7, the present invention provides a technical solution: the utility model provides a dual-purpose multi-media ball curtain of ball curtain dome, including ball curtain 1 and projection base 2, ball curtain 1 installs on projection base 2, the bottom of ball curtain 1 is equipped with the opening, and the ball curtain support ring spare 18 is installed to the opening part, the top of projection base 2 is located the opening part of ball curtain 1 and is equipped with projection through-hole 20, and projection through-hole 20 periphery is equipped with fixed ring groove 19, ball curtain support ring spare 18 peg graft in fixed ring groove 19, be equipped with work cavity 4 in projection base 2, projection through-hole 20 and work cavity 4 intercommunication, install work piece placement plate 5 in the work cavity 4, the one end of work piece placement plate 5 sets up L type movable frame 3, and connect electric push rod 14 between work piece placement plate 5 and the L type movable frame 3, all install projection placement piece 11 on work piece placement plate 5 and the L type movable frame 3, and projection placement piece 11 comprises projection placement piece 11 of projection seat 10 and lifter 12, projection seat 10 installs on the top of lifter 12, install fisheye lens 8 on projection placement piece 11 on the L type movable frame 3, install work piece placement piece 9 on the L type movable frame 3 and install work piece placement plate 9 and be located the short lens 6 of computer and be connected with 3, electric connection short eye lens 8 is located one side through electric connection, the electric wire computer is located to 3.
The projection base 10 comprises an outer sheath 26, a radiating fin 29, a placement base 30 and a projector 31, wherein the bottom thread of the outer sheath 26 is arranged on the placement base 30, the projector 31 is arranged on the placement base 30, the radiating fin 29 is uniformly distributed on the outer wall of the outer sheath 26, a butt joint B33 is arranged in the placement base 30, the butt joint B33 is electrically connected with the image transmission position end of the computer 6 through a wire, the image input end of the projector 31 is connected with a butt joint A32, the butt joint A32 is spliced with the butt joint B33, a clamping cavity 28 is arranged in the outer sheath 26, a heat conducting filler 27 is filled in the clamping cavity 28, after the butt joint A32 is spliced with the butt joint B33, the projector 31 is arranged in the outer sheath 26, then the fisheye lens 8 or the short-focus lens 9 is arranged in the outer sheath 26, the projector 31 can move along with the fisheye lens 8 or the short-focus lens 9, the projector 31, the fisheye lens 8 and the short-focus lens 9 are simply installed, the projector is convenient to detach and convenient to replace and adjust at a later stage, the outer wall of the outer sheath 26 is provided with a plurality of butt joint A32, the heat conducting filler 27 is filled in the heat conducting filler 27, and the heat conducting filler 27 can be quickly filled in the outer sheath 26 through the heat conducting filler 27 when the heat conducting filler 27 is fast filled in the heat conducting filler 27, and the heat conducting filler 27 is rapidly filled in the heat conducting filler 27 and filled in the outer sheath 27.
The fisheye lens 8 and the short-focus lens 9 are placed in the outer sheath 26 of the projection seat 10, and the fisheye lens 8 and the short-focus lens 9 are located above the projector 31, so that the content of the projector 31 can be projected out through the fisheye lens 8 and the short-focus lens 9.
The work piece is placed and is located one side of computer 6 on the board 5 and is equipped with spooler 7, and the wire passes spooler 7, does when using, utilizes spooler 7, reaches automatic unwrapping wire and the purpose of receiving the line, avoids the wire chaotic winding.
The air draft fan 13 is installed to the vertical face of L type movable rack 3, and in the air draft mouth orientation working chamber 4 of air draft fan 13, protection casing mounting groove 25 has been seted up to the periphery that the vertical face of L type movable rack 3 is located air draft fan 13, installs dust removal subassembly 17 in the protection casing mounting groove 25, utilizes air draft fan 13 can take out the heat in the working chamber 4, reaches the purpose for working chamber 4 quick heat dissipation, and the usable air draft fan 13 reaches the dust removal effect with dust removal subassembly 17's combination simultaneously.
The dust removal assembly 17 comprises an air outlet pipe 15, a protective cover 16, an air outlet cover 24, a connector 34 and a threaded ring 35, wherein the connector 34 is arranged at one end of the air outlet pipe 15, the air outlet cover 24 is connected with the other end of the air outlet pipe 15, the threaded ring 35 is connected with one end opening of the protective cover 16, the threaded ring 35 is in threaded connection with the protective cover mounting groove 25, the other end opening of the protective cover 16 is connected with the connector 34, the protective cover 16 of the dust removal assembly 17 is covered outside the air outlet end of the exhaust fan 13, and when dust is removed, the air outlet cover 24 at the tail part of the air outlet pipe 15 of the dust removal assembly 17 faces the surface of the spherical screen 1, and dust on the surface of the spherical screen 1 is blown off by wind generated by the exhaust fan 13, so that the dust removal effect is achieved.
The top that L type removes frame 3 is located the vertical face is equipped with metal sheet 23, projection base 2 is equipped with the open-ended side and inlays has electro-magnet 21, and the magnetic conduction piece 22 is connected to one side of electro-magnet 21, magnetic conduction piece 22 and metal sheet 23 adsorb and be connected, during the use, the magnetism that utilizes electro-magnet 21 to produce is transmitted for magnetic conduction piece 22, then adsorb the metal sheet 23 that contacts with magnetic conduction piece 22, reach the purpose of fixing L type removes frame 3 in projection base 2 one side, fixed effectual, when needs remove, start electric putter 14, electro-magnet 21 outage when electric putter 14 is on, metal sheet 23 and magnetic conduction piece 22 on the L type removes frame 3 lose magnetism, electric putter 14 can drive L type removes frame 3 to one side at this moment.
The on-off of the power supply of the electromagnet 21 is opposite to the on-off of the power supply of the electric push rod 14, when the electric push rod 14 is electrified and the electromagnet 21 is powered off, the metal plate 23 and the magnetic conducting sheet 22 on the L-shaped movable frame 3 lose magnetism, and at the moment, the electric push rod 14 can drive the L-shaped movable frame 3 to move to one side.
In the operation, the work piece placing plate 5 is slidably installed in the working chamber 4 of the projection base 2, the L-shaped movable frame 3 connected to one side of the work piece placing plate 5 by the electric push rod 14 is arranged on the L-shaped movable frame 3 and the work piece placing plate 5, the projection placing piece 11 composed of the projection seat 10 and the lifting rod 12 is arranged on the L-shaped movable frame 3 and the work piece placing plate 5, the fisheye lens 8 is installed on the projection placing piece 11 of the work piece placing plate 5 and is positioned under the projection through hole 20, the short focus lens 9 is installed on the projection placing piece 11 of the L-shaped movable frame 3, when the spherical screen projection is required, the lifting rod 12 on the work piece placing plate 5 is started, the lifting rod 12 drives the projection seat 10 provided with the fisheye lens 8 to move up into the projection through hole 20, the computer 6 is used for transmitting the play content to the projector 31 in the projection seat 10 and then the fisheye lens 8 above the projector 31 to project the content on the spherical screen 1, when dome projection is needed, the electric push rod 14 is started, the electromagnet 21 is powered off while the electric push rod 14 is powered on, the metal plate 23 and the magnetic conduction sheet 22 on the L-shaped movable frame 3 lose magnetism, at the moment, the electric push rod 14 can drive the L-shaped movable frame 3 to move to one side and separate from the projection base 2, at the moment, the short-focus lens 9 in the projection placing piece 11 on the L-shaped movable frame 3 is free of shielding, at the moment, the computer 6 transmits the played content to the projector 31 in the projection base 10, and then the content is projected on the dome screen through the projector 31 and the short-focus lens 9 above, so that dome projection is realized, when the whole multimedia spherical screen is used, the spherical screen projection and the dome projection are realized, the practical flexibility is increased, the two projections can be used simultaneously, interference is not generated, the projection base 10 is composed of an outer sheath 26, a radiating fin 29, a placement base 30 and a projector 31, a butt joint B33 is installed in the placement base 30, an image input end of the projector 31 is connected with the butt joint A32, the butt joint A32 and the butt joint B33 are spliced, the projector 31 is placed in the outer sheath 26, then the fisheye lens 8 or the short focus lens 9 is placed in the outer sheath 26, the projector 31 can move along with the fisheye lens 8 or the short focus lens 9, the projector 31, the fisheye lens 8 and the short focus lens 9 are easy to install and convenient to detach, later replacement and adjustment are convenient, a plurality of groups of radiating fins 29 are installed on the outer wall of the outer sheath 26, a heat conducting filler 27 is filled in a clamping cavity 28 of the outer sheath 26, heat generated when the projector 31 works can be quickly transferred to the radiating fin 29 through the heat conducting filler 27, meanwhile, a fan 13 is installed on an exhaust fan 3, the heat in the working cavity 4 can be extracted by the aid of the exhaust fan 13, the working cavity 4 can be quickly moved along with the fisheye lens 8 or the short focus lens 9, the projector 31 can be conveniently replaced conveniently, dust can be quickly discharged from the outer wall of the working cavity through the exhaust fan 1, the air can be conveniently and the air can be discharged from the outer wall of the exhaust fan 1 through the exhaust fan 13, and the air-shaped component can be conveniently and the dust can be conveniently discharged from the outer part of the air pipe 1.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a dual-purpose multi-media ball curtain of ball curtain dome, includes ball curtain (1) and projection base (2), its characterized in that, ball curtain (1) are installed on projection base (2), the bottom of ball curtain (1) is equipped with the opening, and the opening part installs ball curtain supporting ring spare (18), the top of projection base (2) is located the opening part of ball curtain (1) and is equipped with projection through-hole (20), and projection through-hole (20) periphery is equipped with fixed annular groove (19), ball curtain supporting ring spare (18) are pegged graft in fixed annular groove (19), be equipped with working chamber (4) in projection base (2), projection through-hole (20) and working chamber (4) intercommunication, slidable mounting has work piece placing plate (5) in working chamber (4), one end of work piece placing plate (5) sets up L type movable frame (3), and connects between work piece placing plate (5) and L type movable frame (3), work piece placing plate (5) and L type movable frame (3) are gone up and are equipped with fixed annular groove (19), projection piece (11) are placed in projection seat (11) and are placed by projection seat (12) and are placed in projection seat (12), install fisheye lens (8) on projection placed piece (11) on work piece placed plate (5), install short burnt camera lens (9) on projection placed piece (11) on L type movable frame (3), work piece placed plate (5) are located projection placed piece (11) one side and are provided with computer (6), electric putter (14) drive L type movable frame (3) to one side removal, break away from projection base (2), short burnt camera lens (9) in projection placed piece (11) on L type movable frame (3) are empty to have the shelter from the thing.
2. The dual-purpose multimedia dome for a dome as set forth in claim 1, wherein: the projection base (10) comprises an outer sheath (26), cooling fins (29), a placement base (30) and a projector (31), wherein the bottom threads of the outer sheath (26) are arranged on the placement base (30), the projector (31) is arranged on the placement base (30), and the cooling fins (29) are uniformly distributed on the outer wall of the outer sheath (26).
3. The dual-purpose multimedia dome for a dome as set forth in claim 2, wherein: the device is characterized in that a butt joint B (33) is arranged in the placement base (30), the butt joint B (33) is electrically connected with the image transmission position end of the computer (6) through a wire, the image input end of the projector (31) is connected with a butt joint A (32), and the butt joint A (32) is spliced with the butt joint B (33).
4. A dual-purpose multimedia dome as claimed in claim 3, wherein: the fisheye lens (8) and the short-focus lens (9) are arranged in an outer sheath (26) of the projection seat (10), and the fisheye lens (8) and the short-focus lens (9) are positioned above the projector (31).
5. The dual-purpose multimedia dome for a dome as set forth in claim 2, wherein: a clamping cavity (28) is arranged in the outer sheath (26), and a heat conducting filler (27) is filled in the clamping cavity (28).
6. The dual-purpose multimedia dome for a dome as set forth in claim 1, wherein: and a wire collector (7) is arranged on one side of the workpiece placement plate (5) which is positioned on the computer (6), and a wire passes through the wire collector (7).
7. The dual-purpose multimedia dome for a dome as set forth in claim 6, wherein: the utility model discloses a dust removal device, including L type movable rack (3), dust removal subassembly (17) are installed in protection casing mounting groove (25), air extraction fan (13) are installed on the vertical face of L type movable rack (3), and in the air extraction mouth of air extraction fan (13) is in working chamber (4), protection casing mounting groove (25) have been seted up to the periphery that vertical face of L type movable rack (3) is located air extraction fan (13).
8. The dual-purpose multimedia dome for a dome as set forth in claim 7, wherein: the dust removal assembly (17) comprises an air outlet pipe (15), a protective cover (16), an air outlet cover (24), a connector (34) and a threaded ring (35), wherein the connector (34) is installed at one end of the air outlet pipe (15), the other end of the air outlet pipe (15) is connected with the air outlet cover (24), one end opening of the protective cover (16) is connected with the threaded ring (35), the threaded ring (35) is in threaded connection in the protective cover installation groove (25), and the other end opening of the protective cover (16) is connected with the connector (34).
9. The dual-purpose multimedia dome for a dome as set forth in claim 1, wherein: the L-shaped movable frame (3) is provided with a metal plate (23) at the top of the vertical surface, an electromagnet (21) is inlaid on the side surface of the projection base (2) provided with the opening, one side of the electromagnet (21) is connected with a magnetic conduction sheet (22), and the magnetic conduction sheet (22) is in adsorption connection with the metal plate (23).
10. The dual-purpose multimedia dome for a dome as set forth in claim 9, wherein: the power on-off of the electromagnet (21) is opposite to the power on-off of the electric push rod (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110646552.XA CN113376948B (en) | 2021-06-10 | 2021-06-10 | Dual-purpose multi-media ball curtain of ball curtain dome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110646552.XA CN113376948B (en) | 2021-06-10 | 2021-06-10 | Dual-purpose multi-media ball curtain of ball curtain dome |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113376948A CN113376948A (en) | 2021-09-10 |
| CN113376948B true CN113376948B (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110646552.XA Active CN113376948B (en) | 2021-06-10 | 2021-06-10 | Dual-purpose multi-media ball curtain of ball curtain dome |
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| CN (1) | CN113376948B (en) |
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| CN204613585U (en) * | 2015-03-13 | 2015-09-02 | 北京华丽达视听科技股份有限公司 | Pitching in a kind of |
| WO2016008777A1 (en) * | 2014-07-17 | 2016-01-21 | Hendrik Middelhoff | Projection device and projection method for dome cameras |
| CN210090904U (en) * | 2019-05-15 | 2020-02-18 | 大连博跃科技发展有限公司 | Double-ball-curtain film watching system |
| CN212229405U (en) * | 2019-12-28 | 2020-12-25 | 深圳创显云科技有限公司 | Adjusting device for projection screen area |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201608900D0 (en) * | 2016-05-20 | 2016-07-06 | Barco Nv | Selective projection display screen |
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2021
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Denomination of invention: A dual-purpose multimedia ball screen with dome and dome Granted publication date: 20231013 Pledgee: Jiangsu Jurong Rural Commercial Bank Co.,Ltd. Houbai Branch Pledgor: Jiangsu Universal Star Film and television equipment Technology Co.,Ltd. Registration number: Y2024980018904 |