CN221079176U - Spherical projection screen - Google Patents
Spherical projection screen Download PDFInfo
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- CN221079176U CN221079176U CN202322487406.4U CN202322487406U CN221079176U CN 221079176 U CN221079176 U CN 221079176U CN 202322487406 U CN202322487406 U CN 202322487406U CN 221079176 U CN221079176 U CN 221079176U
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- lifting
- projection screen
- motor
- spherical projection
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- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 230000004224 protection Effects 0.000 claims abstract description 31
- 238000004804 winding Methods 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims description 50
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000006870 function Effects 0.000 description 9
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003028 elevating effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 208000006083 Hypokinesia Diseases 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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- Overhead Projectors And Projection Screens (AREA)
Abstract
The utility model discloses a spherical projection screen, which comprises a lifting mechanism and a lifting motor arranged at the bottom of the lifting mechanism, wherein the top of the lifting mechanism is provided with a projection screen protection mechanism, one side of the top of the projection screen protection mechanism is provided with a winding motor, the lifting mechanism comprises a lifting table top, supporting legs are fixedly arranged on the periphery of the bottom of the lifting table top, a lifting support frame is fixedly arranged on one side of the bottom of the lifting table top, the lifting motor is fixedly arranged at the bottom center of the lifting support frame, the output end of the lifting motor is fixedly connected with a lifting threaded rod, the middle thread of the lifting threaded rod is connected with a lifting thread sleeve, the lifting function of the whole spherical projection screen body can be realized by arranging the lifting mechanism, and meanwhile, an arc groove is formed in the front position of the lifting table top, so that people can sit in the arc groove, the spherical projection screen body can be watched conveniently, and a better appearance of the spherical projection screen body can be provided for users.
Description
Technical Field
The utility model relates to the technical field of projection screens, in particular to a spherical projection screen.
Background
The ball screen projection technology, the projection mode is classified into an outer projection mode and an inner projection mode, the outer projection is to project the ball screen from four directions through four projectors, a spherical seamless lifelike picture is displayed through an edge fusion technology, the picture is not deformed, the picture quality is clear, the color is gorgeous, the outer projection ball is hung in a hall, the visual effect of super-dazzling sensation can be created, the projector is arranged at the bottom of the ball screen, a fisheye lens is matched, signals are reflected and projected to a spherical screen for display, the inner projection device can form a picture display integrated with the surface of the ball screen by virtue of the special functional resin earth screen and the high lumen projector, the display of multiple windows and multiple pictures is supported, and the characters, the patterns, the video which are designed and manufactured can be projected and displayed clearly and stably, vividly, so that the dynamic visual effect of super-shock is created.
According to ball curtain size, can divide into huge curtain, single ball curtain, small-size interior bowling etc. large-scale huge curtain, tens or twenty several projectors simultaneous working, the film source is mainly starry sky, ocean etc. mainly used science and technology exhibition hall, single ball curtain, single usefulness, one or more projectors simultaneous working for simulation training, the product is few, the price is expensive, projection content is slightly abundant, but still limited, small-size interior bowling is general for making the terrestrial globe, has man-machine interaction function, but this patent still has following problem in the in-service use:
For some single spherical curtains, most of the spherical curtains are used by a single person, but the spherical curtains do not have a lifting function, so that the spherical curtains cannot be suitable for people with different heights, meanwhile, in a long-term use process, a user can be hypodynamia, the height of the spherical curtains cannot be adjusted according to the sitting posture of the user, so that certain use restriction exists, and meanwhile, the spherical curtains are protected by a protection mechanism which is not arranged when the spherical curtains are not used, so that a large amount of dust is adhered to the surfaces of the spherical curtains, and the normal use of the spherical curtains is influenced.
A spherical projection screen is proposed in order to solve the problems set forth in the foregoing.
Disclosure of utility model
The utility model aims to provide a spherical projection screen, which aims to solve the problems that in the prior art, for some single spherical screens, most of the spherical projection screens are used by a single person, but the spherical projection screen does not have a lifting function and cannot adapt to the users with different heights, meanwhile, in the long-term use process, the user can have the phenomenon of hypodynamia, the height of the spherical projection screen cannot be adjusted according to the sitting posture of the user, so that certain use restriction exists, and meanwhile, a related protection mechanism is not arranged for protecting the spherical projection screen when the spherical projection screen is not used, so that a great amount of dust is adhered on the surface of the spherical projection screen, and the normal use of the spherical projection screen is influenced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a spherical projection screen comprises a lifting mechanism and a lifting motor arranged at the bottom of the lifting mechanism;
The top of the lifting mechanism is provided with a projection screen protection mechanism, and one side of the top of the projection screen protection mechanism is provided with a winding motor;
Further comprises:
The lifting mechanism comprises a lifting table top, supporting legs are fixedly arranged around the bottom of the lifting table top, and a lifting support frame is fixedly arranged on one side of the bottom of the lifting table top;
the lifting motor is fixedly arranged at the bottom center of the lifting support frame, and the output end of the lifting motor is fixedly connected with a lifting threaded rod;
The middle thread of the lifting threaded rod is connected with a lifting thread sleeve, and lifting support rods are fixedly connected to the left side, the right side and the back of the lifting thread sleeve.
Preferably, one end of the lifting support rod, which is far away from the lifting thread sleeve, is fixedly connected with a lifting sliding rod, the top of the lifting sliding rod is fixedly connected with a lifting support plate, the front surface of the lifting table top is provided with an arc-shaped groove, and the inside of the lifting table top is provided with a plurality of lifting sliding grooves.
Preferably, the lifting threaded rod is rotationally connected with the lifting table top, the lifting sliding rod is in sliding connection with the lifting table top through lifting sliding grooves, and the number of the lifting sliding grooves is three.
Preferably, the projection screen protection mechanism comprises a spherical projection screen body, a plurality of transverse supporting frames are fixedly arranged on the back of the spherical projection screen body, a plurality of vertical supporting frames are fixedly connected between the transverse supporting frames, and a supporting top plate is fixedly connected to the top of the vertical supporting frames.
Preferably, the top bilateral symmetry of supporting the roof installs first rolling support and second rolling support, the rolling rotation groove has been seted up to the inside of first rolling support and second rolling support, rolling motor fixed mounting is in the middle part one side of first rolling support, the bottom fixed mounting of rolling motor has the motor support, motor support and first rolling support fixed connection.
Preferably, the output fixedly connected with rolling of rolling motor rotates the gear, one side fixedly connected with wind-up roll of rolling rotation gear, the outside of wind-up roll evenly twines has the protection curtain, the tip fixedly connected with balancing weight of protection curtain.
Preferably, the horizontal support frame and the vertical support frame are fixedly connected with the lifting support plate, and the protective curtain is connected with the outer surface of the spherical projection curtain body in a fitting manner.
Compared with the prior art, the utility model has the beneficial effects that: this spherical projection curtain not only can realize the lift function of whole spherical projection curtain body through setting up elevating system, simultaneously offer the arc wall in elevating platform's front position and can make people sit the inside of arc wall, be convenient for watch spherical projection curtain body, can not only utilize the protection curtain to carry out safety protection to the front of spherical projection curtain body through setting up projection curtain protection machanism, utilize horizontal support frame and vertical support frame to carry out safety protection to the back of spherical projection curtain body simultaneously, its concrete content is as follows:
1. Through setting up elevating system not only can realize the lift function of whole spherical projection curtain body, set up the arc wall in the front position of lift mesa simultaneously and can make people sit the inside in arc wall, be convenient for watch spherical projection curtain body, can provide the better impression of user spherical projection curtain body, drive the lift threaded rod through elevator motor and rotate and start lifting screw thread cover and drive lift bracing piece and lift slide bar and slide in the inside of lift slide groove, realize the lift function of spherical projection curtain body, can make spherical projection curtain body adapt to the crowd of different heights, can make spherical projection curtain body lift more stable through setting up three lift slide bars;
2. Through setting up projection curtain protection machanism not only can utilize the protection curtain to carry out safety protection to the front of sphere projection curtain body, utilizes horizontal support frame and vertical support frame simultaneously to carry out safety protection to the back of sphere projection curtain body, improves the life of sphere projection curtain body, drives rolling through the rolling motor and rotates gear and wind-up roll rotation, makes the protection curtain be in the state of tightening under the effect of balancing weight, can realize the even rolling of protection curtain.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;
FIG. 2 is a schematic view of a three-dimensional structure of a lifting mechanism according to the present utility model;
FIG. 3 is a schematic view of a three-dimensional structure of a lifting sliding rod according to the present utility model;
FIG. 4 is a schematic view of a three-dimensional structure of a protective mechanism of a projection screen according to the present utility model;
FIG. 5 is a schematic view of three-dimensional structures of a horizontal support frame and a vertical support frame in the utility model;
fig. 6 is a schematic three-dimensional structure of the protective curtain according to the present utility model.
In the figure: 1. a lifting mechanism; 101. lifting the table top; 102. support legs; 103. lifting the supporting frame; 104. a lifting motor; 105. lifting the threaded rod; 106. lifting the threaded sleeve; 107. lifting the support rod; 108. lifting the sliding rod; 109. lifting the supporting plate; 110. an arc-shaped groove; 112. a lifting sliding groove; 2. a projection screen protection mechanism; 201. a spherical projection screen body; 202. a transverse support; 203. a vertical support frame; 204. a supporting top plate; 205. the first winding bracket; 206. the second winding bracket; 207. a rolling rotating groove; 208. a winding motor; 209. a motor bracket; 210. rolling and rotating the gear; 211. a wind-up roll; 212. a protective curtain; 213. and (5) balancing weights.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides the following technical solutions: the spherical projection screen comprises a lifting mechanism 1 and a lifting motor 104 arranged at the bottom of the lifting mechanism 1, wherein the top of the lifting mechanism 1 is provided with a projection screen protection mechanism 2, one side of the top of the projection screen protection mechanism 2 is provided with a winding motor 208, the lifting mechanism 1 comprises a lifting table top 101, supporting legs 102 are fixedly arranged around the bottom of the lifting table top 101, a lifting support frame 103 is fixedly arranged at one side of the bottom of the lifting table top 101, the lifting motor 104 is fixedly arranged at the bottom center of the lifting support frame 103, the output end of the lifting motor 104 is fixedly connected with a lifting threaded rod 105, the middle thread of the lifting threaded rod 105 is connected with a lifting thread sleeve 106, the left side, the right side and the back of the lifting thread sleeve 106 are fixedly connected with lifting support rods 107, one end of the lifting support rods 107 away from the lifting thread sleeve 106 is fixedly connected with lifting sliding rods 108, the top of the lifting sliding rod 108 is fixedly connected with the lifting supporting plate 109, the front surface of the lifting table top 101 is provided with the arc-shaped groove 110, the inside of the lifting table top 101 is provided with a plurality of lifting sliding grooves 112, the lifting threaded rod 105 is rotationally connected with the lifting table top 101, the lifting sliding rod 108 is in sliding connection with the lifting table top 101 through the lifting sliding grooves 112, the number of the lifting sliding grooves 112 is three, the lifting function of the whole spherical projection screen body 201 can be realized through the arrangement of the lifting mechanism 1, meanwhile, people can sit in the arc-shaped groove 110 by arranging the arc-shaped groove 110 at the front surface of the lifting table top 101, the spherical projection screen body 201 is convenient to watch, better appearance of the spherical projection screen body 201 can be provided for users, the lifting threaded rod 105 is driven to rotate through the lifting motor 104 to start the lifting threaded sleeve 106 to drive the lifting supporting rod 107 and the lifting sliding rod 108 to slide in the inside of the lifting sliding grooves 112, realize the lift function of sphere projection curtain body 201, can make sphere projection curtain body 201 adapt to the crowd of different heights, can make sphere projection curtain body 201 go up and down more stably through setting up three lift slide bar 108.
The projection screen protection machanism 2 includes sphere projection screen body 201, the back fixed mounting of sphere projection screen body 201 has a plurality of horizontal support frames 202, fixedly connected with a plurality of vertical support frames 203 between two horizontal support frames 202, the top fixedly connected with of vertical support frame 203 supports roof 204, first rolling support 205 and second rolling support 206 are installed to the top bilateral symmetry of supporting roof 204, rolling rotary groove 207 has been seted up to the inside of first rolling support 205 and second rolling support 206, rolling motor 208 fixed mounting is in the middle part one side of first rolling support 205, rolling motor 208's bottom fixed mounting has motor support 209, motor support 209 and first rolling support 205 fixed connection, rolling motor 208's output fixedly connected with rolling rotation gear 210, one side fixedly connected with rolling roller 211 of rolling rotation gear 210, the outside of rolling roller 211 evenly twines there is curtain 212, the tip fixedly connected with balancing weight 213 of curtain 212, horizontal support frame 202 and vertical support frame 203 and lifting support plate 109 fixed connection, rolling support 212 and sphere projection screen body 201's surface are connected, can not only utilize the rolling motor support frame 209 to utilize the middle part one side of rolling motor 208 to carry out the sphere projection screen body 212, the effect of rolling motor support frame is improved by the safety and the rolling motor support frame is realized, the safety and the rolling motor is in the safety and the safety screen body is guaranteed to the safety in the safety condition of rolling motor support frame is used to the safety in the safety of rolling motor body is guaranteed, the safety in the safety of the safety device is guaranteed, the safety device is realized.
Working principle: before using this kind of spherical projection screen, need inspect the whole condition of device earlier, confirm to carry out normal work, according to the illustration of fig. 1-6, firstly, when using spherical projection screen body 201, drive rolling rotation gear 210 and wind-up roll 211 through starting winding motor 208, make protection curtain 212 be in the state of tightening under the effect of balancing weight 213, can realize the even rolling of protection curtain 212, secondly, after taking up protection curtain 212, the user is in the inside arc groove 110 of lift mesa 101, start the lift motor 104 and drive lift screw sleeve 105 rotation and begin lift bracing piece 107 and lift slide bar 108 and slide in the inside of lift slide groove 112, realize the lift function of spherical projection screen body 201, rise spherical projection screen body 201 to suitable position and carry out the use of spherical projection screen body 201, finally, when not being suitable for spherical projection screen body 201, in order to avoid the adhesion dust on the spherical projection screen body 201, carry out safety protection screen body 201 through putting down protection curtain 212, thereby improve spherical projection screen 201's life.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. A spherical projection screen comprises a lifting mechanism (1) and a lifting motor (104) arranged at the bottom of the lifting mechanism (1);
The top of the lifting mechanism (1) is provided with a projection screen protection mechanism (2), and one side of the top of the projection screen protection mechanism (2) is provided with a winding motor (208);
Characterized by further comprising:
The lifting mechanism (1) comprises a lifting table top (101), supporting legs (102) are fixedly arranged around the bottom of the lifting table top (101), and a lifting support frame (103) is fixedly arranged on one side of the bottom of the lifting table top (101);
The lifting motor (104) is fixedly arranged at the bottom center of the lifting support frame (103), and the output end of the lifting motor (104) is fixedly connected with a lifting threaded rod (105);
The lifting threaded rod (105) is connected with a lifting threaded sleeve (106) through threads in the middle, and lifting support rods (107) are fixedly connected to the left side, the right side and the back of the lifting threaded sleeve (106).
2. A spherical projection screen according to claim 1, wherein: one end that lift bracing piece (107) kept away from lift thread bush (106) fixedly connected with lift slide bar (108), the top fixedly connected with lift backup pad (109) of lift slide bar (108), arc wall (110) have been seted up in the front of lift mesa (101), a plurality of lift slide grooves (112) have been seted up to the inside of lift mesa (101).
3. A spherical projection screen according to claim 2, wherein: the lifting threaded rod (105) is rotationally connected with the lifting table top (101), the lifting sliding rod (108) is in sliding connection with the lifting table top (101) through lifting sliding grooves (112), and the number of the lifting sliding grooves (112) is three.
4. A spherical projection screen according to claim 1, wherein: the projection screen protection mechanism (2) comprises a spherical projection screen body (201), a plurality of transverse supporting frames (202) are fixedly arranged at the back of the spherical projection screen body (201), a plurality of vertical supporting frames (203) are fixedly connected between the transverse supporting frames (202), and a supporting top plate (204) is fixedly connected to the top of each vertical supporting frame (203).
5. The spherical projection screen of claim 4 wherein: the top bilateral symmetry of supporting roof (204) is installed first rolling support (205) and second rolling support (206), rolling rotation groove (207) has been seted up to the inside of first rolling support (205) and second rolling support (206), rolling motor (208) fixed mounting is in middle part one side of first rolling support (205), the bottom fixed mounting of rolling motor (208) has motor support (209), motor support (209) and first rolling support (205) fixed connection.
6. A spherical projection screen according to claim 5, wherein: the winding motor is characterized in that the output end of the winding motor (208) is fixedly connected with a winding rotating gear (210), one side of the winding rotating gear (210) is fixedly connected with a winding roller (211), the outer side of the winding roller (211) is uniformly wound with a protective curtain (212), and the end part of the protective curtain (212) is fixedly connected with a balancing weight (213).
7. The spherical projection screen of claim 6 wherein: the horizontal support frame (202) and the vertical support frame (203) are fixedly connected with the lifting support plate (109), and the protective curtain (212) is connected with the outer surface of the spherical projection curtain body (201) in a fitting mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322487406.4U CN221079176U (en) | 2023-09-13 | 2023-09-13 | Spherical projection screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322487406.4U CN221079176U (en) | 2023-09-13 | 2023-09-13 | Spherical projection screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221079176U true CN221079176U (en) | 2024-06-04 |
Family
ID=91273284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322487406.4U Active CN221079176U (en) | 2023-09-13 | 2023-09-13 | Spherical projection screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221079176U (en) |
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2023
- 2023-09-13 CN CN202322487406.4U patent/CN221079176U/en active Active
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