CN215411226U - Multi-angle ultra-short-focus projection device - Google Patents
Multi-angle ultra-short-focus projection device Download PDFInfo
- Publication number
- CN215411226U CN215411226U CN202120141866.XU CN202120141866U CN215411226U CN 215411226 U CN215411226 U CN 215411226U CN 202120141866 U CN202120141866 U CN 202120141866U CN 215411226 U CN215411226 U CN 215411226U
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- Prior art keywords
- telescopic
- rod
- fixed mounting
- fixedly provided
- angle
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- 238000005192 partition Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 2
- 230000001502 supplementing effect Effects 0.000 abstract 1
- 239000013589 supplement Substances 0.000 description 6
- 230000000670 limiting effect Effects 0.000 description 3
- 230000001795 light effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses a multi-angle ultra-short-focus projection device, which comprises a base, wherein a fixed rod is fixedly arranged at the lower end of the base, a telescopic rod is movably arranged at the inner side of the fixed rod, through holes with the same size and on the same horizontal plane are respectively arranged at the outer sides of the fixed rod and the telescopic rod, a pull rod is movably arranged at the inner side of the through hole, a cavity is arranged in the pull rod, a bottom plate is fixedly arranged in the cavity, a telescopic block is fixedly arranged at one end of the bottom plate, a spring is arranged at the outer side of the telescopic block, a connecting block is fixedly arranged at one end of the telescopic block, a bolt is fixedly arranged at one end of the connecting block, an installation hole is arranged at the inner side of the telescopic rod, a fixed plate is fixedly arranged at one end of the telescopic rod, the angle of the projection device can be automatically adjusted, and the time spent on manual adjustment is avoided, the adjusting time is saved, and the light supplementing lamp is installed at the same time, so that the film watching effect is better.
Description
Technical Field
The utility model relates to the field of projection devices, in particular to a multi-angle ultra-short-focus projection device.
Background
A projector, also called a projector, is a device capable of projecting images or videos onto a curtain, and may be connected to a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals.
The existing projection device cannot adjust at multiple angles, so that the watching is uncomfortable, and the existing projection device is manually adjusted in position through manpower, so that time and labor are wasted.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides the multi-angle ultra-short-focus projection device, which can automatically adjust the angle of the projection device, avoid the time spent on manual adjustment, save the adjustment time, and simultaneously, is provided with the light supplement lamp, so that the film watching effect is better.
In order to solve the technical problems, the utility model provides the following technical scheme: a multi-angle ultra-short-focus projection device comprises a base, wherein a fixed rod is fixedly installed at the lower end of the base, a telescopic rod is movably installed on the inner side of the fixed rod, through holes with the same size and the same size are formed in the outer sides of the fixed rod and the telescopic rod, a pull rod is movably installed on the inner side of each through hole, a cavity is formed in the pull rod, a bottom plate is fixedly installed in the cavity, a telescopic block is fixedly installed at one end of the bottom plate, a spring is installed on the outer side of the telescopic block, a connecting block is fixedly installed at one end of the telescopic block, a bolt is fixedly installed at one end of the connecting block, a mounting hole is formed in the inner side of the telescopic rod, a fixing plate is fixedly installed at one end of the telescopic rod, a projection seat is fixedly installed at one end of the fixing plate, a middle partition plate is fixedly installed in the projection seat, and a driving motor is fixedly installed at the bottom of the projection seat, the output end of the driving motor is fixedly provided with a planetary gear, the outer side of the planetary gear is meshed with a sun gear, and the upper end of the sun gear is fixedly provided with a lens.
As a preferable technical scheme of the utility model, the upper end of the projection seat is fixedly provided with a supporting seat, and the upper end of the supporting seat is fixedly provided with a light supplement lamp.
As a preferred technical scheme of the utility model, one end of the pull rod is fixedly provided with a pull block, and one end of the pull block is fixedly provided with a telescopic switch.
As a preferable technical scheme of the utility model, the end face of the bolt is oval, and the width of the bolt is smaller than that of the mounting hole.
As a preferable technical scheme of the utility model, the sun gear and the planet gear are positioned on the same horizontal plane, and one end of the sun gear and one end of the planet gear are flush with the middle clapboard.
As a preferred technical scheme of the utility model, one end of the base is provided with four slotted holes, and the four slotted holes are positioned on the same plane and distributed in a circumferential array.
As a preferable technical scheme of the utility model, the two telescopic blocks arranged at the two ends of the bottom plate are positioned on the same plane and are symmetrically distributed.
Compared with the prior art, the utility model can achieve the following beneficial effects:
1. by arranging the sun gear, the planetary gear, the pull rod and the bolt, firstly, the proper upper and lower positions are found out through the hole sites of the through holes on the fixed rod and the telescopic rod, the telescopic switch is pressed down, the bolt on the outer side is contracted towards the inner part of the outer cavity, then the pull rod is placed in the through hole position of the telescopic rod, then the telescopic switch is loosened, the telescopic block is driven to move due to the reaction force of the spring, the telescopic block pushes the connecting block to move, the connecting block pushes the bolt to move, when the bolt moves to the mounting hole position of the telescopic rod, the bolt has a limiting effect, when a picture is viewed, because the left position and the right position are not proper, through control, the driving motor is started, the driving motor drives the planetary gear to rotate, the planetary gear drives the sun gear to rotate, the sun gear drives the lens to rotate, thereby the angle of the lens is adjusted, the automatic angle adjustment can be carried out on the projection device, and the time spent due to manual adjustment is avoided, the adjustment time is saved.
2. Through setting up supporting seat and light filling lamp, when showing light effect is not good, carry out the light filling through starting the light filling lamp, make and see the shadow effect better.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic view of the connection structure of the sun gear, the planetary gear and the driving motor according to the present invention;
FIG. 4 is a schematic view of the latch, spring and pull rod connection of the present invention;
fig. 5 is a schematic view of the connection structure of the planetary gear, the sun gear and the lens according to the present invention.
Wherein: 1. a base; 2. a slot; 3. fixing the rod; 4. a telescopic rod; 5. a pull rod; 6. pulling the block; 7. a telescopic switch; 8. mounting holes; 9. a cavity; 10. a base plate; 11. a telescopic block; 12. a spring; 13. connecting blocks; 14. a bolt; 15. a fixing plate; 16. a projection seat; 17. a middle partition plate; 18. a drive motor; 19. a planetary gear; 20. a sun gear; 21. a lens; 22. a supporting seat; 23. and a light supplement lamp.
Detailed Description
The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
Example (b):
as shown in FIGS. 1-5, the utility model provides a multi-angle ultrashort-focus projection device, which comprises a base 1, a fixed rod 3 is fixedly installed at the lower end of the base 1, a telescopic rod 4 is movably installed at the inner side of the fixed rod 3, through holes with the same size and on the same horizontal plane are respectively formed at the outer sides of the fixed rod 3 and the telescopic rod 4, a pull rod 5 is movably installed at the inner side of the through hole, a cavity 9 is formed in the pull rod 5, a bottom plate 10 is fixedly installed in the cavity 9, a telescopic block 11 is fixedly installed at one end of the bottom plate 10, a spring 12 is installed at the outer side of the telescopic block 11, a connecting block 13 is fixedly installed at one end of the telescopic block 11, a bolt 14 is fixedly installed at one end of the connecting block 13,
the inner side of the telescopic rod 4 is provided with a mounting hole 8, one end of the telescopic rod 4 is fixedly provided with a fixing plate 15, one end of the fixing plate 15 is fixedly provided with a projection seat 16, the inside of the projection seat 16 is fixedly provided with a middle partition plate 17, the bottom of the projection seat 16 is fixedly provided with a driving motor 18, the output end of the driving motor 18 is fixedly provided with a planetary gear 19, the outer side of the planetary gear 19 is engaged with a sun gear 20, and the upper end of the sun gear 20 is fixedly provided with a lens 21;
firstly, finding out proper upper and lower positions through hole positions of through holes on a fixed rod 3 and a telescopic rod 4, pressing a telescopic switch 7, enabling an outer bolt 14 to contract towards the inside of an outer cavity 9, then putting a pull rod 5 into the through hole position of the telescopic rod 4, then loosening the telescopic switch 7, driving a telescopic block 11 to move due to the reaction force of a spring 12, pushing a connecting block 13 by the telescopic block 11, pushing the bolt 14 to move by the connecting block 13, enabling the bolt 14 to have a limiting effect when moving to a mounting hole 8 position of the telescopic rod 4, when watching a shadow, starting a driving motor 18 through control because the left position and the right position are not proper, driving the driving motor 18 to drive a planetary gear 19 to rotate, driving a sun gear 20 to rotate by the planetary gear 19, driving a lens 21 to rotate, thereby adjusting the angle of the lens 21, and automatically adjusting the angle of the projection device, the time spent on manual adjustment is avoided, and the adjustment time is saved.
In other embodiments, the upper end of the projection base 16 is fixedly provided with a support base 22, and the upper end of the support base 22 is fixedly provided with a light supplement lamp 23;
when the projection light effect is not good, the light supplement is performed by starting the light supplement lamp 23, so that the film watching effect is better.
In other embodiments, one end of the pull rod 5 is fixedly provided with a pull block 6, and one end of the pull block 6 is fixedly provided with a telescopic switch 7;
the telescopic block 11 and the spring 12 are telescopic by starting the telescopic switch 7, so that the operation is more convenient and labor-saving.
In other embodiments, the end surface of the bolt 14 is oval, and the width of the bolt 14 is smaller than that of the mounting hole 8;
the bolt 14 can slide to the hole position of the mounting hole 8 to achieve the limiting effect, and meanwhile, the bolt 14 can conveniently slide in the through hole of the telescopic rod 4.
In other embodiments, the sun gear 20 and the planet gears 19 are located on the same horizontal plane and one end is flush with the middle partition 17;
the sun gear 20 is prevented from being incapable of rotating when the planet gears 19 rotate due to the fact that the sun gear 20 and the planet gears 19 are not installed horizontally.
In other embodiments, one end of the base 1 is provided with four slots 2, and the four slots 2 are located on the same plane and distributed in a circumferential array;
the fixing of the base 1 is more stable, and the damage caused by the falling of the projection seat 16 under the condition of touching the projection seat 16 due to instable installation is prevented.
In other embodiments, the two telescopic blocks 11 installed at the two ends of the bottom plate 10 are located on the same plane and symmetrically distributed;
the bolts 14 on the two sides limit the position inside the mounting hole 8, so that the fixing effect of the pull rod 5 is better.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a multi-angle ultrashort burnt projection arrangement, includes base (1), its characterized in that: the lower end of the base (1) is fixedly provided with a fixed rod (3), the inner side of the fixed rod (3) is movably provided with a telescopic rod (4), the outer sides of the fixed rod (3) and the telescopic rod (4) are respectively provided with a through hole with the same size on the same horizontal plane, the inner side of the through hole is movably provided with a pull rod (5), the inner part of the pull rod (5) is provided with a cavity (9), the inner part of the cavity (9) is fixedly provided with a bottom plate (10), one end of the bottom plate (10) is fixedly provided with a telescopic block (11), the outer side of the telescopic block (11) is provided with a spring (12), one end of the telescopic block (11) is fixedly provided with a connecting block (13), one end of the connecting block (13) is fixedly provided with a bolt (14), the inner side of the telescopic rod (4) is provided with a mounting hole (8), and one end of the telescopic rod (4) is fixedly provided with a fixed plate (15), the one end fixed mounting of fixed plate (15) has projection seat (16), the inside fixed mounting of projection seat (16) has median septum (17), the bottom fixed mounting of projection seat (16) has driving motor (18), the output fixed mounting of driving motor (18) has planetary gear (19), the outside meshing of planetary gear (19) has sun gear (20), the upper end fixed mounting of sun gear (20) has camera lens (21).
2. The multi-angle ultra-short focus projection apparatus according to claim 1, wherein: the upper end fixed mounting of projection seat (16) has supporting seat (22), the upper end fixed mounting of supporting seat (22) has light filling lamp (23).
3. The multi-angle ultra-short focus projection apparatus according to claim 1, wherein: one end fixed mounting of pull rod (5) has and draws piece (6), the one end fixed mounting who draws piece (6) has telescopic switch (7).
4. The multi-angle ultra-short focus projection apparatus according to claim 1, wherein: the end face of the bolt (14) is oval, and the width of the bolt (14) is smaller than that of the mounting hole (8).
5. The multi-angle ultra-short focus projection apparatus according to claim 1, wherein: the sun gear (20) and the planet gear (19) are located on the same horizontal plane, and one end of the sun gear is flush with the middle partition plate (17).
6. The multi-angle ultra-short focus projection apparatus according to claim 1, wherein: four slotted holes (2) are formed in one end of the base (1), and the four slotted holes (2) are located on the same plane and distributed in a circumferential array mode.
7. The multi-angle ultra-short focus projection apparatus according to claim 1, wherein: two telescopic blocks (11) arranged at two ends of the bottom plate (10) are positioned on the same plane and are symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120141866.XU CN215411226U (en) | 2021-01-19 | 2021-01-19 | Multi-angle ultra-short-focus projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120141866.XU CN215411226U (en) | 2021-01-19 | 2021-01-19 | Multi-angle ultra-short-focus projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215411226U true CN215411226U (en) | 2022-01-04 |
Family
ID=79661425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120141866.XU Expired - Fee Related CN215411226U (en) | 2021-01-19 | 2021-01-19 | Multi-angle ultra-short-focus projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215411226U (en) |
-
2021
- 2021-01-19 CN CN202120141866.XU patent/CN215411226U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220104 |