CN211207048U - Laser projector with light spot eliminating mechanism - Google Patents
Laser projector with light spot eliminating mechanism Download PDFInfo
- Publication number
- CN211207048U CN211207048U CN201922070491.8U CN201922070491U CN211207048U CN 211207048 U CN211207048 U CN 211207048U CN 201922070491 U CN201922070491 U CN 201922070491U CN 211207048 U CN211207048 U CN 211207048U
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- laser projector
- light spot
- block
- groove
- lens group
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Abstract
The utility model discloses a laser projector with light spot eliminating mechanism, the structure of which comprises a laser projector, a projection device and a light spot eliminating machine, the laser projector is connected with the front side of the light spot eliminating machine by welding, the projection device is embedded outside the laser projector, the projection device is provided with a lens group, a picture frame, a mirror groove and a light scattering sheet, one side of the lens group is provided with a positioning device, the positioning device is provided with a locking block, a clamping groove and a rotating block, the light spot eliminating machine is provided with a supporting rod, a fixed rod, a rotating shaft, a gear and a supporting block, the supporting block is provided with a rotating tooth, a movable block and a laser plate, the gear is driven by the rotating shaft to rotate, thereby the gear drives the clamping groove to rotate the rotating block, the angle of the projection device is changed, thereby the projected image can not incline, the rotating tooth below the supporting block drives the movable block and the laser plate to move in the light spot eliminating machine, so that no light spot appears in the projection process and the use is prevented from being influenced.
Description
Technical Field
The utility model belongs to the technical field of electronic equipment and specifically relates to a laser projector with light spot elimination mechanism is related to.
Background
The laser projector uses laser beams to transmit pictures, wherein optical components of the laser projector mainly comprise a red-green-blue light valve, a blue-green light valve, a beam combining X prism, a projection lens and a driving light valve, light spots often appear on a screen in the projection process of the laser projector, and the light spots are eliminated by an existing light spot eliminating mechanism.
When the existing laser projector projects a picture, due to different supports, the image is easy to incline, the viewing and the use are influenced, the whole laser projector needs to be moved to adjust, unnecessary troubles are caused, and the processing structure of light spots is complex.
SUMMERY OF THE UTILITY MODEL
Because the support difference leads to the image slope easily when throwing the picture to current laser projector, influences and sees shadow and use, leads to moving whole laser projector and adjusts, causes unnecessary trouble, and the processing structure of facula is complicated not enough, the utility model provides a laser projector with facula elimination mechanism solves above-mentioned technical problem.
The utility model discloses a realize through following technical scheme: the laser projector is connected to the front side of the spot eliminating machine through welding, and the projection device is embedded outside the laser projector.
Furthermore, the projection device is provided with a lens group, a mirror frame, a mirror groove and a light-diffusing sheet, wherein the lens group is arranged on the surface of the projection device, the mirror frame is connected inside the lens group in a welding manner, the mirror groove is embedded inside the mirror frame, and the light-diffusing sheet is arranged on the mirror groove in a matching manner and is provided with a rough surface and a clean surface.
Furthermore, one side of the lens group is provided with a positioning device, the positioning device is provided with a locking block, a clamping groove and a rotating block, the locking block is embedded in one side of the projection device, the clamping groove is embedded and fixed in the upper side and the lower side of the positioning device, and the rotating block is arranged at the tail end of the clamping groove.
Furthermore, the light spot eliminating machine is provided with a support rod, a fixed rod, a rotating shaft, a gear and a support block, the support rod is connected to the inner wall of the light spot eliminating machine through welding, the fixed rod is embedded at the tail end of the support rod, the rotating shaft is arranged at two ends of the fixed rod, the gear is arranged outside the rotating shaft and is matched with the clamping groove for installation, and the support block is embedded and fixed on the inner wall of the light spot eliminating machine.
Furthermore, the supporting block is provided with a rotating tooth, a moving block and a laser plate, the rotating tooth is connected to the tail end of the supporting block through a bolt, the moving block is installed between the two rotating teeth in a matched mode, and the laser plate is arranged on one side of the moving block.
Advantageous effects
The utility model relates to a laser projector with spot elimination mechanism compares with prior art and has following advantage:
1. the utility model drives the gear to rotate through the rotating shaft, so that the gear drives the clamping groove to rotate the rotating block, and the angle of the projection device is changed, thereby the projected image can not incline;
2. the utility model discloses a commentaries on classics tooth drive movable block and laser plate of supporting shoe below remove at the inside of facula elimination machine to change the distance to the suitable position of the astigmatism piece on laser plate and the lens group, make the facula can not appear in the projection in-process, avoid influencing the use.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural diagram of a laser projector with a speckle removing mechanism according to the present invention.
Fig. 2 is an enlarged schematic view of the projection apparatus of the present invention.
Fig. 3 is the internal amplification structure schematic diagram of the light spot eliminating machine of the present invention.
In the figure: the laser projector 1, the projection device 2, the facula eliminator 3, the lens group a, the lens frame a1, the mirror groove a2, the light diffuser a3, the positioning device b, the lock block b1, the slot b2, the rotating block b3, the support rod c, the fixed rod c1, the rotating shaft c2, the gear c3, the support block d, the rotating tooth d1, the moving block d2 and the laser plate d 3.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the following description is combined with the detailed description and the accompanying drawings to further explain the preferred embodiments of the present invention.
Examples
Referring to fig. 1-3, the present invention provides a laser projector with a speckle eliminating mechanism, the structure of which includes a laser projector 1, a projection device 2, and a speckle eliminating machine 3, the laser projector 1 is connected to the front side of the speckle eliminating machine 3 by welding, the projection device 2 is embedded outside the laser projector 1, the projection device 2 is provided with a lens set a, a lens frame a1, a lens slot a2, and a diffuser a3, the lens set a is installed on the surface of the projection device 2, the lens frame a1 is connected inside the lens set a by welding, the lens slot a2 is embedded inside the lens frame a1, the diffuser a3 is installed on the lens slot a2 in a matching manner and has a rough surface and a clean surface, a positioning device b is installed on one side of the lens set a, the positioning device b is provided with a lock block b1, a lock slot b2, a rotating block b3, the lock block b1 is embedded on one side of the projection device 2, the clamping groove b2 is fixedly embedded in the upper side and the lower side of the positioning device b, the rotating block b3 is mounted at the tail end of the clamping groove b2, the light spot eliminator 3 is provided with a support rod c, a fixed rod c1, a rotating shaft c2, a gear c3 and a support block d, the support rod c is connected to the inner wall of the light spot eliminator 3 through welding, the fixed rod c1 is embedded at the tail end of the support rod c, the rotating shaft c2 is arranged at two ends of the fixed rod c1, the gear c3 is mounted on the outer side of the rotating shaft c2 and is mounted in a matched manner with the clamping groove b2, the support block d is fixedly embedded in the inner wall of the light spot eliminator 3, the support block d is provided with a rotating tooth d1, a moving block d2 and a laser plate d3, the rotating tooth d1 is connected to the tail end of the support block d through.
The principle of the utility model is as follows: the rotating shaft c2 on the supporting rod c inside the light spot eliminating machine 3 is started, so that the rotating shaft c2 drives the gear c3 and the clamping groove b2 to rotate, the clamping groove b2 rotates to enable the positioning device b to change the angle of the projection device 2, the image projected by the laser projector 1 cannot incline, the light scattering sheet a3 is provided with a rough surface and a smooth surface, the image is clearer, when the light spots appear on the image, the rotating tooth d1 at the bottom of the supporting block d is started, the rotating tooth d1 drives the moving block d2 to move, the moving block d2 drives the laser plate d3 to translate, the distance between the laser plate d3 and the light scattering sheet a3 is changed, the light spots disappear, the structure is simple, the use influence is avoided, and the practicability is improved.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
Claims (4)
1. A laser projector with a speckle eliminating mechanism structurally comprises a laser projector (1), a projection device (2) and a speckle eliminating machine (3), and is characterized in that:
the laser projector (1) is connected to the front side of the facula eliminator (3) through welding, and the projection device (2) is embedded outside the laser projector (1).
2. The laser projector according to claim 1, wherein: projection arrangement (2) are equipped with lens group (a), picture frame (a1), mirror groove (a2), astigmatism piece (a3), install in projection arrangement (2) surface lens group (a), inside picture frame (a1) passes through welded connection in lens group (a), mirror groove (a2) are inlayed and are located picture frame (a1) inboard, astigmatism piece (a3) cooperation is installed on mirror groove (a2) and has matte and smooth and clean face.
3. The laser projector according to claim 2, wherein: positioner (b) is installed to lens group (a) one side, positioner (b) is equipped with locking piece (b1), draw-in groove (b2), commentaries on classics piece (b3), projection arrangement (2) one side is inlayed and located in locking piece (b1), draw-in groove (b2) are inlayed and are fixed in both sides about positioner (b), change piece (b3) and install in draw-in groove (b2) end.
4. The laser projector according to claim 1, wherein: light spot elimination machine (3) are equipped with bracing piece (c), dead lever (c1), pivot (c2), gear (c3), supporting shoe (d), bracing piece (c) are through welded connection in light spot elimination machine (3) inner wall, dead lever (c1) are inlayed and are located bracing piece (c) end, dead lever (c1) both ends are arranged in pivot (c2), gear (c3) are installed in pivot (c2) outside and with draw-in groove (b2) cooperation installation, supporting shoe (d) are inlayed and are fixed in light spot elimination machine (3) inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922070491.8U CN211207048U (en) | 2019-11-26 | 2019-11-26 | Laser projector with light spot eliminating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922070491.8U CN211207048U (en) | 2019-11-26 | 2019-11-26 | Laser projector with light spot eliminating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211207048U true CN211207048U (en) | 2020-08-07 |
Family
ID=71853247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922070491.8U Expired - Fee Related CN211207048U (en) | 2019-11-26 | 2019-11-26 | Laser projector with light spot eliminating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211207048U (en) |
-
2019
- 2019-11-26 CN CN201922070491.8U patent/CN211207048U/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 |
Granted publication date: 20200807 Termination date: 20201126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |