CN115268186B - Time sequence single-chip type projection system - Google Patents
Time sequence single-chip type projection system Download PDFInfo
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- CN115268186B CN115268186B CN202210911675.6A CN202210911675A CN115268186B CN 115268186 B CN115268186 B CN 115268186B CN 202210911675 A CN202210911675 A CN 202210911675A CN 115268186 B CN115268186 B CN 115268186B
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- 230000008878 coupling Effects 0.000 claims description 11
- 238000010168 coupling process Methods 0.000 claims description 11
- 238000005859 coupling reaction Methods 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 abstract description 5
- 238000007405 data analysis Methods 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 241000276498 Pollachius virens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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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
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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
Abstract
The invention discloses a time sequence single-chip type projection system, and relates to the technical field of projection equipment. Realize carrying out the position control of angle to it through angle adjustment subassembly, guarantee the balance to time sequence monolithic formula projection equipment through balance adjustment subassembly, still realize the transform of position simultaneously, when needs carry out angle adjustment, earlier through driving motor's drive, it rotates to drive the screw thread dwang, removal panel on the screw thread dwang and threaded connection between the same, when the screw thread dwang rotates, it moves along the direction of guide bar to drive removal panel, laminate between the gyro wheel on the removal panel anterior segment and rotation panel's the bottom mutually, removal panel's up-and-down motion just lets the gyro wheel slide at rotation panel, thereby realize changeing rotation panel's angle, the value of angle transform shows through the angle scale plate, position display is more accurate, become more clear.
Description
Technical Field
The invention relates to the technical field of projection equipment, in particular to a sequential single-chip projection system.
Background
A sequential single-chip LCD projector, i.e. a projection system using a full-color Liquid Crystal Display (LCD) as a light valve and based on a Kohler illumination system, wherein the light path mainly comprises a light source, an LCD, a lens and the like, is sold in the past 80 s and is commonly called a single LCD projector or a 1LCD projector and the like.
Wherein have certain problem, mounting structure among its projection system is mostly fixed structure, and its position and distance need carry out recalibration when needs carry out the scene change, and it is comparatively inconvenient to adjust, influences the use.
Disclosure of Invention
In view of the deficiencies of the prior art, the present invention provides a sequential monolithic projection system that solves the problems set forth above in the background.
In order to achieve the purpose, the invention is realized by the following technical scheme: a time sequence single-chip type projection system comprises time sequence single-chip type projection equipment, an angle adjusting assembly and a balance adjusting assembly, wherein the time sequence single-chip type projection equipment is arranged on the upper surface of the angle adjusting assembly, the balance adjusting assembly is arranged at the bottom of the angle adjusting assembly, the whole device can realize focusing and definition of the projection system, the angle adjusting assembly can realize position adjustment of the angle, the balance adjusting assembly can guarantee the balance of the time sequence single-chip type projection equipment, and the position can be changed; the angle adjusting component comprises a lower main body panel fixed on the balance adjusting component, a main body support plate is fixedly arranged on one side of the upper surface of the lower main body panel, an upper driving motor is arranged on the upper end surface of the main body support plate in a height-adjustable manner, two guide rods are symmetrically and fixedly arranged on the main body support plate, a threaded rotating rod is rotatably arranged at the middle position of the main body support plate, the upper end of the threaded rotating rod penetrates through the main body support plate and extends to the outside of the main body support plate, the output end of the upper driving motor is fixedly connected with the upper end of the threaded rotating rod, a movable panel is arranged on the surface of the threaded rotating rod in a threaded manner, the movable panel is further sleeved on the two guide rods, a roller is rotatably arranged on the outer end port of the movable panel, and a rotating panel is rotatably arranged on one end, close to the roller, of the lower main body panel, the angle scale plates are fixedly arranged on two sides of the rotating panel, the fixed supporting rod is fixedly arranged on the surface of the rotating panel, the adjusting wheel assembly is fixedly arranged on the surface of the fixed supporting rod, the sequential single-chip type projection equipment is fixedly arranged in the rotating panel on the angle adjusting assembly, the adjusting wheel assembly on the angle adjusting assembly is contacted with the outer focusing connecting assembly box on the sequential single-chip type projection equipment, when the angle is required to be adjusted, the threaded rotating rod is driven to rotate by the driving of the upper driving motor, the movable panel on the threaded rotating rod is in threaded connection with the movable panel, when the threaded rotating rod rotates, the movable panel is driven to move along the direction of the guide rod, the roller on the front section of the movable panel is attached to the bottom of the rotating panel, and the up-and-down movement of the movable panel enables the roller to slide on the rotating panel, therefore, the angle of the rotating panel is changed, and the angle change value is displayed through the angle scale plate.
As a further scheme of the invention: the adjusting wheel assembly comprises a micro motor fixedly arranged on the fixed supporting rod, a gear is fixedly arranged on the output end of the micro motor, and the driving of the adjusting wheel assembly is used for focusing the projection head on the time sequence single chip type projection equipment.
As a further scheme of the invention: chronogenesis monolithic formula projection equipment is including the fixed projection equipment main part that sets up on rotating the panel, the inside of projection equipment main part is rotated and is provided with the projection head, the inside of projection equipment main part is provided with outer focusing coupling assembling, link to each other between outer focusing coupling assembling and the projection head, outer focusing coupling assembling's function drives it and focuses on the projection head.
As a further scheme of the invention: the outer focusing connecting assembly comprises a cylindrical connecting piece fixedly connected with the projection head, teeth are arranged on the surface of the cylindrical connecting piece, the teeth are meshed with gears in the adjusting wheel assembly, when focusing is needed, the micro motor on the adjusting wheel assembly drives the gears to rotate, and the cylindrical connecting piece on the outer focusing connecting assembly is driven to rotate through the meshing of the gears and the teeth, so that focusing is carried out on the cylindrical connecting piece.
As a further scheme of the invention: the balance adjustment subassembly includes three fixed frame of removal, and every removes and all fixedly between the fixed frame and is provided with the connection fixed plate, every the inside of removing the fixed frame all is provided with the driving piece, two direction spouts have been seted up on the upper surface of removing the fixed frame, it slides through two direction spouts and is provided with two rotatory pieces that slide on the fixed frame to remove, all rotates on every rotatory piece that slides and is provided with joint support pole, all rotates on every joint support pole's the upper end and is provided with the swivelling joint piece, and every swivelling joint piece rotates jointly and sets up the port department at last base member panel, removes a plurality of rotatory pieces that slide on the balance adjustment subassembly through the driving piece, and the joint support pole on the rotatory piece that slides drives the swivelling joint piece on the joint support pole and carries out the transform of position angle, because the swivelling joint piece rotates and sets up on last base member panel, the position change of a plurality of swivelling joint piece drives the angle transform of base member panel to let the interior screw rod on the upper base member panel carry out the position change.
As a further scheme of the invention: the upper base body panel is of a hexagonal structure, and the rotary connecting blocks are rotatably arranged at the joints of the upper base body panel.
As a further scheme of the invention: the driving piece is including fixed two interior driving motor that set up in fixed frame one side of removal, the inside of removing fixed frame is rotated and is provided with two internal thread poles, every the upper end of internal thread pole is gone up all fixedly down and is provided with interior direction connecting rod, the rotatory piece screw thread that slides sets up on the internal thread pole, and the rotatory piece that slides still slides and sets up on two interior direction connecting rods, and through interior driving motor's drive, drive the internal thread pole and rotate, the rotatory piece that slides on the internal thread pole follows it and carries out the displacement, lets it carry out the displacement along the direction of interior direction connecting rod, lets it carry out the angle change, and the angle change that drives rotating panel guarantees to carry out position control to the chronogenesis monolithic formula projection equipment on the angle adjusting component.
As a further scheme of the invention: the lower main body panel is fixedly arranged on the upper base body panel on the balance adjusting assembly.
As a further scheme of the invention: the whole system further comprises a control unit, a data analysis unit, a scanning unit and an input unit, when the scanning unit on the projection equipment scans a projection interval firstly, position data of the interval is obtained, the position data is input from the input unit, then data analysis is carried out through the data analysis unit, the data analysis unit sends a signal to the execution unit, the execution unit drives the inner driving motor and the upper driving motor to drive, and focusing and position adjustment of the time sequence single-chip projection equipment are achieved.
Advantageous effects
The invention provides a time sequence single chip type projection system. Compared with the prior art, the method has the following beneficial effects:
1. realize carrying out the position control of angle to it through angle regulation subassembly, guarantee the balance to time sequence monolithic formula projection equipment through balance regulation subassembly, still realize the transform of position simultaneously, when needs carry out angle regulation, earlier through driving motor's drive, it rotates to drive the screw thread dwang, removal panel on the screw thread dwang and threaded connection between it, when the screw thread dwang rotates, it moves along the direction of guide bar to drive removal panel, laminate between the gyro wheel on the removal panel anterior segment and the bottom of rotating panel mutually, the up-and-down motion of removal panel just lets the gyro wheel slide at rotating panel, thereby realize changeing rotating panel's angle, the value of angle transform shows through the angle scale, position display is more accurate, it is more clear to become the picture.
2. Remove a plurality of rotatory pieces that slide on to the balance adjustment subassembly through the driving piece, the joint support pole on the rotatory piece that slides drives the swivelling joint piece on the joint support pole and carries out the transform of position angle, because the swivelling joint piece rotates and sets up on last base member panel, the change of position of a plurality of swivelling joint pieces drives the angle transform of base member panel, thereby let the internal thread pole on the last base member panel carry out the position change, through the meshing of gear and tooth, the cylinder connecting piece on the coupling assembling of focusing is rotated outward in the drive, thereby the realization focuses on it, guarantee the become picture quality.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a sequential monolithic projection apparatus and an angle adjustment assembly according to the present invention;
FIG. 3 is a schematic view of a balance adjustment assembly according to the present invention;
fig. 4 is a schematic diagram of the structure of the mobile fixing frame of the present invention.
In the figure: 1. a time sequential monolithic projection device; 11. a projection apparatus main body; 12. a projection head; 13. an external focusing connection; 2. an angle adjustment assembly; 21. fixing the support rod; 22. an adjustment wheel assembly; 23. an angle scale plate; 24. rotating the panel; 25. an upper drive motor; 26. a main body bracket plate; 27. a guide bar; 28. a threaded rotating rod; 29. a roller; 210. moving the panel; 211. a lower body panel; 3. a balance adjustment assembly; 31. an upper base panel; 32. rotating the connecting block; 33. connecting the supporting rods; 34. sliding the rotating block; 35. moving the fixed frame; 36. a guide chute; 37. an internal drive motor; 38. connecting the fixed plate; 39. an inner guide connecting rod; 310. an inner threaded rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a time sequence monolithic projection system comprises a time sequence monolithic projection device 1, an angle adjusting component 2 and a balance adjusting component 3, wherein the time sequence monolithic projection device 1 is arranged on the upper surface of the angle adjusting component 2, the balance adjusting component 3 is arranged at the bottom of the angle adjusting component 2, the whole device realizes focusing and definition of the projection system, angle position adjustment is realized through the angle adjusting component 2, balance of the time sequence monolithic projection device 1 is ensured through the balance adjusting component 3, and position transformation is realized; the angle adjusting component 2 comprises a lower main body panel 211 fixed on the balance adjusting component 3, a main body support plate 26 is fixedly arranged on one side of the upper surface of the lower main body panel 211, an upper driving motor 25 is arranged on the upper end surface of the main body support plate 26 in a height mode, two guide rods 27 are symmetrically and fixedly arranged on the main body support plate 26, a thread rotating rod 28 is rotatably arranged at the middle position of the main body support plate 26, the upper end of the thread rotating rod 28 penetrates through the main body support plate 26 and extends to the outside of the main body support plate 26, the output end of the upper driving motor 25 is fixedly connected with the upper end of the thread rotating rod 28, a movable panel 210 is arranged on the surface of the thread rotating rod 28 in a threaded mode, the movable panel 210 is further sleeved on the two guide rods 27, and a roller 29 is rotatably arranged on the outer end port of the movable panel 210, the one of being close to gyro wheel 29 on the lower main body panel 211 is served and is rotated and be provided with rotation panel 24, the fixed angle scale plate 23 that is provided with in both sides of rotation panel 24, rotation panel 24's the fixed support rod 21 that is provided with on the surface, the fixed wheel subassembly 22 that is provided with on the surface of fixed support rod 21, with the fixed rotation panel 24 that sets up on angle adjusting component 2 of chronogenesis monolithic projection equipment 1, and let the outer focusing coupling assembling 13 case contact on the angle adjusting component 2 and the chronogenesis monolithic projection equipment 1, when needing to carry out angle adjustment, drive screw thread dwang 28 and rotate through the drive of last driving motor 25 earlier, the removal panel 210 on screw thread dwang 28 and threaded connection between them, when screw thread dwang 28 rotates, drive removal panel 210 and move along the direction of guide bar 27, the roller 29 on the front section of the movable panel 210 is attached to the bottom of the rotary panel 24, and the up-and-down movement of the movable panel 210 allows the roller 29 to slide on the rotary panel 24, so that the angle of the rotary panel 24 is changed, and the changed angle value is displayed through the angle scale plate 23.
The adjusting wheel assembly 22 comprises a micro motor fixedly arranged on the fixed support rod 21, a gear is fixedly arranged at the output end of the micro motor, and the driving of the adjusting wheel assembly 22 is used for realizing the focusing of the projection head 12 on the sequential single-chip projection equipment 1.
Time sequence monolithic formula projection equipment 1 is including fixed projection equipment main part 11 that sets up on rotating panel 24, the inside rotation of projection equipment main part 11 is provided with projecting head 12, the inside of projection equipment main part 11 is provided with outer focusing coupling assembling 13, link to each other between outer focusing coupling assembling 13 and the projecting head 12, the operation of outer focusing coupling assembling 13 drives it and carries out the focusing to projecting head 12.
Outer focusing coupling assembling 13 include with the projecting head 12 between the fixed cylinder connecting piece that links to each other, the cylinder connecting piece be equipped with the tooth on the surface, the gear intermeshing in tooth and the regulating wheel subassembly 22, when needs are focused, the micro motor on the regulating wheel subassembly 22 drives gear and rotates, through the meshing of gear and tooth, drives the cylinder connecting piece of outer focusing coupling assembling 13 and rotates to the realization is focused it.
The upper base body panel 31 is of a hexagonal structure, and the rotary connecting blocks 32 are all rotatably arranged at the interface of the upper base body panel 31.
The driving piece is including fixed two interior driving motor 37 that set up in moving fixed frame 35 one side, the inside of moving fixed frame 35 is rotated and is provided with two internal thread pole 310, every the upper end of internal thread pole 310 is gone up all fixedly down and is provided with interior direction connecting rod 39, the rotatory piece 34 screw thread that slides sets up on internal thread pole 310, and the rotatory piece 34 that slides still slides and sets up on two interior direction connecting rod 39, through interior driving motor 37's drive, drives internal thread pole 310 and rotates, and the rotatory piece 34 that slides on the internal thread pole 310 is followed it and is carried out the displacement, lets it carry out the displacement along the direction of interior direction connecting rod 39, lets it carry out the angle change, drives rotating panel 24's angle change, guarantees to carry out position control to chronogenesis monolithic formula projection equipment 1 on angle adjusting component 2.
The lower body panel 211 is fixedly provided on the upper base panel 31 of the balance adjusting assembly 3.
It should be noted that the whole system further includes a control unit, a data analysis unit, a scanning unit, and an input unit, when the scanning unit on the projection apparatus scans the projected section first to obtain the position data of the section, the position data is input from the input unit, and then the data analysis unit performs data analysis, and the data analysis unit sends a signal to the execution unit, and the execution unit drives the inner driving motor 37 and the upper driving motor 25 to drive, thereby realizing focusing and position adjustment of the time sequence monolithic projection apparatus 1.
When the invention is used, the angle adjusting component 2 is used for adjusting the angle of the time sequence single-chip projection equipment 1, the balance adjusting component 3 is used for ensuring the balance of the time sequence single-chip projection equipment 1, and simultaneously the position is changed, when the angle is required to be adjusted, the upper driving motor 25 is used for driving the threaded rotating rod 28 to rotate, the movable panel 210 on the threaded rotating rod 28 is in threaded connection with the threaded rotating rod 28, when the threaded rotating rod 28 rotates, the movable panel 210 is driven to move along the direction of the guide rod 27, the roller 29 on the front section of the movable panel 210 is attached to the bottom of the rotating panel 24, the roller 29 slides on the rotating panel 24 by the up-and-down movement of the movable panel 210, so that the angle of the rotating panel 24 is changed, the angle change value is displayed through the angle scale plate 23, the sliding rotating blocks 34 on the balance adjusting component 3 are moved through the driving pieces, the connecting support rods 33 on the sliding rotating blocks 34 drive the rotating connecting blocks 32 on the connecting rods 33 to change the position and the angle of the rotating blocks 31 on the rotating block panel 31, and the cylindrical connecting pieces 31 on the rotating block 31 are driven by the focusing gear teeth, so that the focusing teeth on the rotating block 31 are meshed with the focusing gear 31, and the focusing gear on the rotating block 31, thereby the focusing panel, and the focusing gear changing gear is carried out-adjusting component, and the focusing gear, thereby, the focusing gear, the focusing panel.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Claims (7)
1. A sequential monolithic projection system comprising a sequential monolithic projection apparatus (1), an angle adjustment assembly (2) and a balance adjustment assembly (3), characterized in that: the time-sequence single-chip projection equipment (1) is arranged on the upper surface of the angle adjusting assembly (2), and the balance adjusting assembly (3) is arranged at the bottom of the angle adjusting assembly (2);
the angle adjusting component (2) comprises a lower main body panel (211) fixed on the balance adjusting component (3), a main body bracket plate (26) is fixedly arranged on one side of the upper surface of the lower main body panel (211), an upper driving motor (25) is arranged at the upper end of the main body support plate (26), two guide rods (27) are symmetrically and fixedly arranged on the main body support plate (26), a threaded rotating rod (28) is rotatably arranged at the middle position of the main body bracket plate (26), the upper end of the threaded rotating rod (28) penetrates through the main body bracket plate (26), and extends to the outside of the main body support plate (26), the output end of the upper driving motor (25) is fixedly connected with the upper end of the threaded rotating rod (28), a movable panel (210) is arranged on the surface of the threaded rotating rod (28) in a threaded manner, the movable panel (210) is also sleeved on the two guide rods (27), the outer end port of the movable panel (210) is rotatably provided with a roller (29), a rotating panel (24) is rotatably arranged at one end of the lower main body panel (211) close to the roller (29), angle scale plates (23) are fixedly arranged on two sides of the rotating panel (24), a fixed support rod (21) is fixedly arranged on the surface of the rotating panel (24), an adjusting wheel assembly (22) is fixedly arranged on the surface of the fixed support rod (21);
balance adjustment subassembly (3) include three fixed frame (35) of removal, all fixedly between every fixed frame (35) of removal be provided with connection fixed plate (38), every the inside of removing fixed frame (35) all is provided with the driving piece, two direction spouts (36) have been seted up on the upper surface of removing fixed frame (35), it slides through two direction spouts (36) and is provided with two rotatory pieces (34) that slide on the fixed frame (35) to remove, all rotates on every rotatory piece (34) that slides and is provided with joint support pole (33), all rotates on the upper end of every joint support pole (33) and is provided with swivelling joint piece (32), and every swivelling joint piece (32) rotate the port department that sets up at last base member panel (31) jointly.
2. The time-sequential monolithic projection system of claim 1, wherein: the regulating wheel assembly (22) comprises a micro motor fixedly arranged on the fixed supporting rod (21), and a gear is fixedly arranged at the output end of the micro motor.
3. The time-sequential monolithic projection system of claim 1, wherein: time sequence monolithic formula projection equipment (1) is including fixed projection equipment main part (11) that sets up on rotating panel (24), the inside rotation of projection equipment main part (11) is provided with projecting head (12), the inside of projection equipment main part (11) is provided with outer focusing connection subassembly (13), link to each other between outer focusing connection subassembly (13) and projecting head (12).
4. The time-sequential monolithic projection system of claim 3, wherein: outer focusing coupling assembling (13) include with projection head (12) between the fixed cylinder connecting piece that links to each other, the cylinder connecting piece be equipped with tooth on the surface, tooth and the gear intermeshing in regulating wheel subassembly (22).
5. The time-sequential monolithic projection system of claim 1, wherein: go up base member panel (31) and be the hexagon structure, it is a plurality of swivelling joint piece (32) all rotate the setting and connect the department at last base member panel (31).
6. The time-sequential monolithic projection system of claim 1, wherein: the driving piece is including fixed two interior driving motor (37) that set up in moving fixed frame (35) one side, the inside of moving fixed frame (35) is rotated and is provided with two internal threaded rod (310), every the upper end of internal threaded rod (310) is all fixed and is provided with internal guide connecting rod (39), screw rod (310) including rotatory piece (34) the screw thread setting of sliding, and rotatory piece (34) of sliding still slide and set up on two internal guide connecting rod (39).
7. The time-sequential monolithic projection system of claim 1, wherein: the lower main body panel (211) is fixedly arranged on the upper base body panel (31) on the balance adjusting assembly (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210911675.6A CN115268186B (en) | 2022-07-30 | 2022-07-30 | Time sequence single-chip type projection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210911675.6A CN115268186B (en) | 2022-07-30 | 2022-07-30 | Time sequence single-chip type projection system |
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| CN115268186A CN115268186A (en) | 2022-11-01 |
| CN115268186B true CN115268186B (en) | 2023-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210911675.6A Active CN115268186B (en) | 2022-07-30 | 2022-07-30 | Time sequence single-chip type projection system |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1531299A1 (en) * | 2003-11-11 | 2005-05-18 | Coretronic Corporation | Adjusting apparatus |
| CN209294708U (en) * | 2018-10-10 | 2019-08-23 | 杭州施必得展示设计有限公司 | A kind of projection arrangement facilitating adjusting |
| CN211087548U (en) * | 2019-11-06 | 2020-07-24 | 铜仁职业技术学院 | Think political affairs class teaching and use auxiliary teaching aid |
| CN111843943A (en) * | 2020-07-28 | 2020-10-30 | 宣城知明灯机械设计有限公司 | High-precision hydraulic balance detection supporting table |
| CN112856116A (en) * | 2020-12-30 | 2021-05-28 | 广户联(广州)教育科技有限公司 | Projection arrangement for upset elevation structure and education platform |
| CN214947912U (en) * | 2021-06-04 | 2021-11-30 | 海南任君游科技有限公司 | Figure projection imaging device with correction function |
| CN216202047U (en) * | 2021-10-21 | 2022-04-05 | 兰州职业技术学院 | Bracket for film and television shooting with height adjusting function |
| CN216952443U (en) * | 2021-12-30 | 2022-07-12 | 深圳第二世界跨境电商有限公司 | Public service equipment with projector |
-
2022
- 2022-07-30 CN CN202210911675.6A patent/CN115268186B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1531299A1 (en) * | 2003-11-11 | 2005-05-18 | Coretronic Corporation | Adjusting apparatus |
| CN209294708U (en) * | 2018-10-10 | 2019-08-23 | 杭州施必得展示设计有限公司 | A kind of projection arrangement facilitating adjusting |
| CN211087548U (en) * | 2019-11-06 | 2020-07-24 | 铜仁职业技术学院 | Think political affairs class teaching and use auxiliary teaching aid |
| CN111843943A (en) * | 2020-07-28 | 2020-10-30 | 宣城知明灯机械设计有限公司 | High-precision hydraulic balance detection supporting table |
| CN112856116A (en) * | 2020-12-30 | 2021-05-28 | 广户联(广州)教育科技有限公司 | Projection arrangement for upset elevation structure and education platform |
| CN214947912U (en) * | 2021-06-04 | 2021-11-30 | 海南任君游科技有限公司 | Figure projection imaging device with correction function |
| CN216202047U (en) * | 2021-10-21 | 2022-04-05 | 兰州职业技术学院 | Bracket for film and television shooting with height adjusting function |
| CN216952443U (en) * | 2021-12-30 | 2022-07-12 | 深圳第二世界跨境电商有限公司 | Public service equipment with projector |
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|---|---|
| CN115268186A (en) | 2022-11-01 |
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