CN214744550U - Automatic elevation angle adjusting device for projector - Google Patents
Automatic elevation angle adjusting device for projector Download PDFInfo
- Publication number
- CN214744550U CN214744550U CN202120563357.6U CN202120563357U CN214744550U CN 214744550 U CN214744550 U CN 214744550U CN 202120563357 U CN202120563357 U CN 202120563357U CN 214744550 U CN214744550 U CN 214744550U
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- fixedly connected
- fixed plate
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- sleeve
- rod
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- 238000013016 damping Methods 0.000 claims abstract description 10
- 230000000670 limiting effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000017525 heat dissipation Effects 0.000 description 7
- 239000003973 paint Substances 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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Abstract
The utility model discloses an automatic adjustment angle of elevation device of projector, including fixed plate and bottom plate, be equipped with the damping pivot between fixed plate and the bottom plate, and fixed plate and bottom plate rotate through the damping pivot and connect, the bottom plate is kept away from one side top of fixed plate and has been seted up and has been accomodate the groove, accomodate one side top fixedly connected with second dead lever that the fixed plate was kept away from in the groove, the outside cover of second dead lever is equipped with the second movable block, the first threaded rod of top fixedly connected with of second movable block, and the outside threaded connection of first threaded rod has first thread bush. The utility model discloses a set up first threaded rod and first thread bush, only need rotate first thread bush when needs change the projecting apparatus angle of elevation, just can let its position rise to let the contained angle between fixed plate and the bottom plate enlarge, and then let the angle of elevation increase of placing the projecting apparatus on the fixed plate, otherwise then can reduce the projecting apparatus angle of elevation, adjust the projecting apparatus angle of elevation with this, make and see the shadow effect best.
Description
Technical Field
The utility model relates to a projecting apparatus auxiliary device technical field especially relates to an automatic adjustment angle of elevation device of projector.
Background
The projector is a device which can project data such as videos, pictures, PPT and the like onto a curtain through light rays so as to achieve a better viewing effect, and has wide application in schools, offices and families.
When the projector is installed, the projection angle of the projector can be adjusted, so that the projection can be perfectly projected onto the curtain, however, the position relation between the projector and the curtain changes due to the replacement of the table or the movement of the position in the later period, so that the projection angle of the projector needs to be adjusted in time, otherwise, the viewing effect is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an automatic elevation angle adjusting device for a projector.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an automatic elevation angle adjusting device of a projector comprises a fixed plate and a bottom plate, wherein a damping rotating shaft is arranged between the fixed plate and the bottom plate, the fixed plate and the bottom plate are rotatably connected through the damping rotating shaft, a containing groove is formed in the top end of one side, away from the fixed plate, of the bottom plate, a second fixed rod is fixedly connected to the top end of one side, away from the fixed plate, of the containing groove, a second movable block is sleeved outside the second fixed rod, a first threaded rod is fixedly connected to the top end of the second movable block, a first threaded sleeve is connected to the external thread of the first threaded rod, a telescopic rod is rotatably connected to the top end of the first threaded sleeve, a first movable block is fixedly connected to the top end of the telescopic rod, a hook is fixedly connected to the top end of the first movable block, a groove is formed in the position above the containing groove in the bottom end, away from the bottom end of one side, away from the bottom plate, of the fixed plate, and a first fixed rod is fixedly connected to the groove, the first fixing rod of the hook is hung on the first fixing rod.
Furthermore, a heat dissipation port is formed in the middle of the plate body of the fixing plate, and a heat dissipation plate is fixedly connected to the fixing plate at the heat dissipation port.
Furthermore, the top end of the fixing plate is coated with anti-skid paint.
Furthermore, a sliding groove is formed in the bottom end of the fixing plate above the accommodating groove, a second support rod is fixedly connected to the top end of the second movable block, a first support rod is rotatably connected to the top end of the second support rod, a sliding block is fixedly connected to the top end of the first support rod, and the sliding block is slidably connected with the fixing plate at the sliding groove.
Further, first vaulting pole includes first sleeve and second sleeve, first sleeve rotates with the second sleeve to be connected, the telescopic bottom inner wall fixedly connected with second threaded rod of second, the top threaded connection of second threaded rod has the second thread bush, the top fixedly connected with ejector pad of second thread bush.
Further, the equal fixedly connected with spring in top inner wall both sides of slider, two the equal fixedly connected with fixture block in bottom of spring, circular opening has all been seted up to the both sides of slider, and the fixture block extends to the outside of slider in circular opening department, two the fixture block is in the equal fixedly connected with friction pad of the outside one end of slider.
Further, the equal fixedly connected with stopper of first telescopic both sides inner wall, the bar draw-in groove has all been seted up to the both sides of second thread bush, the stopper is in bar draw-in groove department and second thread bush sliding connection.
The utility model has the advantages that:
1. through setting up first threaded rod and first thread bush, can only need rotate first thread bush when needs change the projecting apparatus angle of elevation, just can let its position rise to let the contained angle between fixed plate and the bottom plate enlarge, and then let the angle of elevation increase of the projecting apparatus of placing on the fixed plate, otherwise then can reduce the projecting apparatus angle of elevation, adjust the projecting apparatus angle of elevation with this, make and see the shadow effect best.
2. Through setting up the telescopic link, can let the device can utilize the telescopic link to accomodate the body of rod when not using, then put into and accomodate the groove to holistic accomodating of device and carrying.
3. Through setting up second threaded rod and second thread bush, can drive the second threaded rod through wrench movement second sleeve and rotate, the second threaded rod makes the ejector pad remove through the second thread bush and can release two fixture blocks, and the fixture block can let the slider can't slide in the spout with the spout contact to can be fixed with the position between the two after fixed plate and bottom plate upset, with this effect that reaches adjustment projecting apparatus angle of elevation.
Drawings
Fig. 1 is a front view of an automatic elevation angle adjusting device for a projector according to embodiment 1;
fig. 2 is a side view of a first movable block of the automatic elevation adjustment apparatus for a projector according to embodiment 1;
fig. 3 is a top view of a fixing plate of the automatic elevation angle adjusting device for a projector according to embodiment 1;
fig. 4 is a front view of an automatic elevation angle adjusting device for a projector according to embodiment 2;
fig. 5 is a cross-sectional view of a stay of an automatic elevation adjustment apparatus for a projector according to embodiment 2;
fig. 6 is a top view of a stay of the automatic elevation angle adjusting apparatus for a projector according to embodiment 2.
In the figure: the damping device comprises a fixing plate 1, a first movable block 2, a first fixing rod 3, a damping rotating shaft 4, an accommodating groove 5, a second fixing rod 6, a second movable block 7, a bottom plate 8, a first threaded rod 9, a first threaded sleeve 10, a telescopic rod 11, a hook 12, a heat dissipation plate 13, a sliding block 14, a support rod 15, a first sleeve 1501, a second sleeve 1502, a support rod 16, a sliding groove 17, a spring 18, a clamping block 19, a friction pad 20, a push block 21, a limiting block 22, a second threaded sleeve 23 and a second threaded rod 24.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.
Example 1
Referring to fig. 1-3, an automatic elevation angle adjusting device for a projector comprises a fixed plate 1 and a bottom plate 8, a damping rotating shaft 4 is arranged between the fixed plate 1 and the bottom plate 8, the fixed plate 1 and the bottom plate 8 are rotatably connected through the damping rotating shaft 4, a storage groove 5 is formed in the top end of one side of the bottom plate 8 far away from the fixed plate 1, a second fixed rod 6 is fixedly connected to the top end of one side of the storage groove 5 far away from the fixed plate 1, a second movable block 7 is sleeved outside the second fixed rod 6, a first threaded rod 9 is fixedly connected to the top end of the second movable block 7, a first threaded sleeve 10 is connected to the outside thread of the first threaded rod 9, a telescopic rod 11 is rotatably connected to the top end of the first threaded sleeve 10, a first movable block 2 is fixedly connected to the top end of the telescopic rod 11, a hook 12 is fixedly connected to the top end of the first movable block 2, the bottom end of one side of the fixing plate 1, which is far away from the bottom plate 8, is provided with a groove above the accommodating groove 5, the fixing plate 1 is fixedly connected with a first fixing rod 3 at the groove, and the first fixing rod 3 of the hook 12 is hung on the first fixing rod 3.
A heat dissipation port is formed in the middle of the plate body of the fixing plate 1, and a heat dissipation plate 13 is fixedly connected to the fixing plate 1 at the heat dissipation port. The top end of the fixing plate 1 is coated with anti-skid paint.
The working principle is as follows: the device is placed the projecting apparatus on the top of fixed plate 1 during the use, need take out telescopic link 11 from accomodating the upset in the groove 5 when adjusting its angle of elevation, then stimulate first movable block 2, hang couple 12 on first dead lever 3, later rotate first thread bush 10 again, because first threaded rod 9 and second movable block 7 fixed connection, and second movable block 7 can't move along with commentaries on classics first threaded rod 9, so first thread bush 10 can rise or descend, thereby can adjust the contained angle between fixed plate and the bottom plate, thereby realize the regulation to the projecting apparatus angle of elevation, take off couple 12 from first dead lever 3 after finishing using and let telescopic link 11 shorten and can accomodate it into accomodating the groove 5.
Example 2
Referring to fig. 4-6, in order to facilitate adjustment of the elevation angle of the projector in comparison with embodiment 1, in this embodiment, a sliding groove 17 is formed in the bottom end of the fixing plate 1 above the accommodating groove 5, a second support rod 16 is fixedly connected to the top end of the second movable block 7, a first support rod 15 is rotatably connected to the top end of the second support rod 16, a sliding block 14 is fixedly connected to the top end of the first support rod 15, and the sliding block 14 is slidably connected to the fixing plate 1 at the sliding groove 17. The first support rod 15 comprises a first sleeve 1501 and a second sleeve 1502, the first sleeve 1501 is rotatably connected with the second sleeve 1502, a second threaded rod 24 is fixedly connected to the inner wall of the bottom end of the second sleeve 1502, a second threaded sleeve 23 is in threaded connection with the top end of the second threaded rod 24, and a push block 21 is fixedly connected to the top end of the second threaded sleeve 23. The equal fixedly connected with spring 18 in top inner wall both sides of slider 14, two the equal fixedly connected with fixture block 19 in bottom of spring 18, circular opening has all been seted up to slider 14's both sides, and fixture block 19 extends to slider 14's outside at circular opening department, two fixture block 19 is in the equal fixedly connected with friction pad 20 of the outside one end of slider 14. The equal fixedly connected with stopper 22 of both sides inner wall of first sleeve 1501, the bar draw-in groove has all been seted up to the both sides of second thread bush 23, stopper 22 is in bar draw-in groove department and second thread bush 23 sliding connection.
The working principle is as follows: when the device is used, a projector is placed at the top end of the fixing plate 1, the support rod 15 is taken out of the accommodating groove 5 when the elevation angle of the projector is adjusted, the sliding block 14 is placed into the sliding groove 17, then the second sleeve 1502 is rotated, the second sleeve 1502 drives the second threaded rod 24 to rotate, so that the second threaded sleeve 23 ascends under the limiting effect of the limiting block 22, the second threaded sleeve 23 ascends, the clamping block 19 can be pushed to extend outwards through the pushing block 21, the friction pad 20 is contacted with the sliding groove 17, the position of the sliding block 14 in the sliding groove 17 is fixed, the effect of adjusting the included angle between the fixing plate and the bottom plate is achieved, the elevation angle of the projector can be adjusted, the second sleeve 1502 is reversely twisted after the projector is used, the pushing block 21 descends, the clamping block 19 of the spring 18 is pulled back to the sliding block 14, the sliding block 14 is not limited at the moment, and the support rod 15 can be turned over and accommodated.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The automatic elevation angle adjusting device for the projector comprises a fixed plate (1) and a bottom plate (8), and is characterized in that a damping rotating shaft (4) is arranged between the fixed plate (1) and the bottom plate (8), the fixed plate (1) and the bottom plate (8) are rotatably connected through the damping rotating shaft (4), a containing groove (5) is formed in the top end of one side, away from the fixed plate (1), of the bottom plate (8), a second fixed rod (6) is fixedly connected to the top end of one side, away from the fixed plate (1), of the containing groove (5), a second movable block (7) is sleeved outside the second fixed rod (6), a first threaded rod (9) is fixedly connected to the top end of the second movable block (7), a first threaded sleeve (10) is connected to external threads of the first threaded rod (9), and a telescopic rod (11) is rotatably connected to the top end of the first threaded sleeve (10), the top fixedly connected with of telescopic link (11) first movable block (2), the top fixedly connected with couple (12) of first movable block (2), one side bottom that bottom plate (8) were kept away from in fixed plate (1) is located to set up flutedly in the top of accomodating groove (5), and fixed plate (1) is in the first dead lever of groove fixedly connected with (3), couple (12) first dead lever (3) are hung and are located on first dead lever (3).
2. The device for automatically adjusting the elevation angle of a projector according to claim 1, wherein a heat sink is disposed in the middle of the plate body of the fixing plate (1), and a heat sink (13) is fixedly connected to the fixing plate (1) at the heat sink.
3. The device for automatically adjusting the elevation angle of a projector according to claim 1, wherein the top end of the fixing plate (1) is coated with an anti-slip coating.
4. The device for automatically adjusting the elevation angle of the projector according to claim 1, wherein a sliding groove (17) is formed at the bottom end of the fixed plate (1) above the accommodating groove (5), a second support rod (16) is fixedly connected to the top end of the second movable block (7), a first support rod (15) is rotatably connected to the top end of the second support rod (16), a sliding block (14) is fixedly connected to the top end of the first support rod (15), and the sliding block (14) is slidably connected to the fixed plate (1) at the sliding groove (17).
5. The device for automatically adjusting the elevation angle of the projector according to claim 4, wherein the first supporting rod (15) comprises a first sleeve (1501) and a second sleeve (1502), the first sleeve (1501) is rotatably connected with the second sleeve (1502), a second threaded rod (24) is fixedly connected to the inner wall of the bottom end of the second sleeve (1502), a second threaded sleeve (23) is threadedly connected to the top end of the second threaded rod (24), and a pushing block (21) is fixedly connected to the top end of the second threaded sleeve (23).
6. The device for automatically adjusting the elevation angle of a projector according to claim 5, wherein springs (18) are fixedly connected to both sides of the inner wall of the top end of the sliding block (14), clamping blocks (19) are fixedly connected to the bottom ends of the two springs (18), circular openings are formed in both sides of the sliding block (14), the clamping blocks (19) extend to the outside of the sliding block (14) at the circular openings, and friction pads (20) are fixedly connected to the ends of the two clamping blocks (19) located at the outside of the sliding block (14).
7. The device for automatically adjusting the elevation angle of the projector according to claim 6, wherein a limiting block (22) is fixedly connected to inner walls of two sides of the first sleeve (1501), strip-shaped slots are formed in two sides of the second threaded sleeve (23), and the limiting block (22) is slidably connected to the second threaded sleeve (23) at the strip-shaped slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120563357.6U CN214744550U (en) | 2021-03-19 | 2021-03-19 | Automatic elevation angle adjusting device for projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120563357.6U CN214744550U (en) | 2021-03-19 | 2021-03-19 | Automatic elevation angle adjusting device for projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214744550U true CN214744550U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120563357.6U Active CN214744550U (en) | 2021-03-19 | 2021-03-19 | Automatic elevation angle adjusting device for projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214744550U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114216069A (en) * | 2021-12-20 | 2022-03-22 | 嘉兴星程电子有限公司 | Two-side type luminous tent lamp capable of rotating angle |
-
2021
- 2021-03-19 CN CN202120563357.6U patent/CN214744550U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114216069A (en) * | 2021-12-20 | 2022-03-22 | 嘉兴星程电子有限公司 | Two-side type luminous tent lamp capable of rotating angle |
| CN114216069B (en) * | 2021-12-20 | 2023-10-27 | 嘉兴星程电子有限公司 | Two-side type luminous tent lamp capable of rotating angle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518000, No. 3 Meilin Road, Hanling Community, Meilin Street, Futian District, Shenzhen City, Guangdong Province, China 112, Blue Sky and Green Capital Homeland Patentee after: Shenzhen Kemai Information Technology Co.,Ltd. Country or region after: China Address before: 518000 Yinlu apartment office building 401, No. 3, Linyuan East Road, Xinge community, Meilin street, Futian District, Shenzhen, Guangdong Province Patentee before: Shenzhen Kemai Information Technology Co.,Ltd. Country or region before: China |