CN219039466U - Adjustable reflecting mirror assembly for projector - Google Patents
Adjustable reflecting mirror assembly for projector Download PDFInfo
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- CN219039466U CN219039466U CN202222958582.7U CN202222958582U CN219039466U CN 219039466 U CN219039466 U CN 219039466U CN 202222958582 U CN202222958582 U CN 202222958582U CN 219039466 U CN219039466 U CN 219039466U
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Abstract
The utility model relates to the technical field of projectors, in particular to an adjustable reflecting mirror component for a projector, which has a simple structure, can adjust the angle of a reflecting mirror and has low failure rate. The device comprises a main bracket, a bearing frame and a reflecting mirror arranged on the bearing frame; the main support is rotatably provided with a rolling ball, one end of the rolling ball is connected with the bearing frame, and the other end of the rolling ball is fixed with an extension rod. The main support is provided with a first long slat and a second long slat in a sliding mode, the first long slat moves along the horizontal direction, the second long slat moves along the vertical direction, the first long slat is provided with a first long slat hole, the second long slat is provided with a second long slat hole, and the extension rod penetrates through the first long slat hole and the second long slat hole.
Description
Technical Field
The utility model relates to the technical field of projectors, in particular to an adjustable reflecting mirror component for a projector.
Background
The reflecting mirror is widely used in projection systems, is an optical element which works by applying the law of reflection, and has the main functions of changing different light rays by reflecting the light rays, and has different inclination angles and different reflection angles of the same incident light rays in the use of an optical instrument, so that the paths of the reflected light rays are different.
The application number is: 2019213234829 an adjustable reflector assembly comprises a main support, a bearing frame and a reflector, wherein the reflector is connected to one surface of the bearing frame, the main support is positioned on the other surface of the bearing frame, an elastic piece which is connected to the bearing frame or the main support in advance is arranged between the bearing frame and the main support, three through holes distributed along a triangle are arranged on the main support, and screws penetrating through the through holes are in threaded connection with the bearing frame. The adjustable reflecting mirror assembly is simple and compact in structure, the elastic piece cannot shift in the assembly process, uncertainty is reduced, the installation is convenient, the efficiency is high, and the adjusting precision and the flexibility of the reflecting mirror are high.
The above device has the following disadvantages: the angle of bearing frame is adjusted through rotatory screw to come the angle of regulation speculum, this kind of mode is simple structure, but in the adjustment process, the change of bearing frame can not be adapted well to the angle of screw, probably leads to the screw thread damage.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides an adjustable reflecting mirror assembly which is simple in structure, can adjust the angle of a reflecting mirror and is low in failure rate.
In order to achieve the above purpose, the present utility model provides the following technical solutions: an adjustable reflecting mirror component for a projector comprises a main bracket, a bearing bracket and a reflecting mirror arranged on the bearing bracket; the main support is rotatably provided with a rolling ball, one end of the rolling ball is connected with the bearing frame, and the other end of the rolling ball is fixed with an extension rod. The main support is provided with a first long slat and a second long slat in a sliding mode, the first long slat moves along the horizontal direction, the second long slat moves along the vertical direction, the first long slat is provided with a first long slat hole, the second long slat is provided with a second long slat hole, and the extension rod penetrates through the first long slat hole and the second long slat hole.
Further, a first plate is fixed on the main support, a first screw rod is rotatably arranged on the first plate, a first screw sleeve is connected to the first screw rod in a threaded manner, and a first limit rod penetrating through the first screw sleeve is fixed on the first plate; the first long strip plate is fixed on the first threaded sleeve.
Further, a second plate is fixed on the main support, a second screw rod is rotatably arranged on the second plate, a second screw sleeve is connected to the second screw rod in a threaded manner, and a second limiting rod penetrating through the second screw sleeve is fixed on the second plate; the second long strip plate is fixed on the second threaded sleeve.
Further, a hexagonal groove is formed in one end portion of the screw rod.
Further, hexagonal grooves are formed in the two end portions of the screw rod.
Further, the first plate and the second plate are two.
Compared with the prior art, the utility model provides an adjustable reflecting mirror component for a projector, which has the following beneficial effects:
the device pushes the extension rod to move by adjusting the positions of the first long strip plate and the second long strip plate, so that the rolling ball and the reflecting mirror rotate to adjust the angle of the reflecting mirror, the adjusting range is large, and the condition that threads are damaged in the prior art cannot exist.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a top perspective view of the left front side angle of FIG. 1;
fig. 3 is a top perspective view of the right front side angle of fig. 1.
The reference numerals in the drawings: 1. a main support; 2. a carrier; 3. a reflecting mirror; 4. a rolling ball; 5. an extension rod; 6. a transition rod; 7. a first long slat; 8. a second long strip plate; 9. a first screw rod; 10. a first screw sleeve; 11. a first limit rod; 12. a second screw rod; 13. a second screw sleeve; 14. and a second limiting rod.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 to 3, an adjustable mirror assembly for a projector according to the present utility model includes a main frame 1, a carrier 2, and a mirror 3 mounted on the carrier 2; the main bracket 1 is rotatably provided with a rolling ball 4, one end of the rolling ball 4 is connected with the bearing frame 2, and the other end is fixed with an extension rod 5. In order to increase the distance between the carriage 2 and the main carriage 1 and increase the adjustment range of the mirror 3, the ball 4 is connected to the carriage 2 by means of a transition rod 6. The main support 1 is provided with a first long slat 7 and a second long slat 8 in a sliding manner, the first long slat 7 moves along the horizontal direction, the second long slat 8 moves along the vertical direction, the first long slat 7 is provided with a first long slat hole, the first long slat hole is provided with a second long slat hole along the vertical direction, the second long slat hole is provided with a second long slat hole along the horizontal direction, and the extension rod 5 penetrates through the first long slat hole and the second long slat hole. In this embodiment, the first elongated plate 7 is moved in the horizontal direction, the first elongated plate 5 is pushed to move in the horizontal direction by passing the first elongated rod 5 through the first elongated hole of the first elongated plate 7, so that the first elongated plate 5 and the ball 4 rotate, and the second elongated plate 8 does not interfere with the movement of the first elongated plate 5 by passing the second elongated rod 5 through the second elongated hole and the second elongated hole is opened in the horizontal direction, so that the second elongated plate 8 moves in the vertical direction, the first elongated plate 7 rotates with the ball 4, and the first elongated plate 7 does not interfere with the movement of the second elongated plate 5. Therefore, when the angles of the bearing frame 2 and the main bracket 1 are required to be adjusted, the horizontal direction position of the first long slat 7 and the vertical direction position of the second long slat 8 are required to be adjusted.
Further, a first plate is fixed on the main support 1, a first screw rod 9 is rotatably arranged on the first plate, a first screw sleeve 10 is connected to the first screw rod 9 in a threaded manner, and a first limiting rod 11 penetrating through the first screw sleeve 10 is fixed on the first plate; the first strip plate 7 is fixed on the first threaded sleeve 10. The screw rod I9 is rotated, the screw sleeve I10 is in threaded connection with the screw rod I9, and the screw sleeve I10 cannot rotate under the action of the screw rod I9 and the limiting rod I11, so that the screw rod I9 can be rotated to adjust the positions of the screw sleeve I10 and the long strip plate I7, and the long strip plate I7 has a self-locking function after the adjustment is finished in a threaded driving mode.
Further, a second plate is fixed on the main support 1, a second screw rod 12 is rotatably arranged on the second plate, a second screw sleeve 13 is connected to the second screw rod 12 in a threaded manner, and a second limiting rod 14 penetrating through the second screw sleeve 13 is fixed on the second plate; the second strip plate 8 is fixed on the second screw sleeve 13. The screw rod II 12 is rotated, and the screw sleeve II 13 is in threaded connection with the screw rod II 12, and the screw sleeve II 13 cannot rotate under the action of the screw rod II 12 and the limiting rod II 14, so that the screw rod II 12 can be rotated to adjust the positions of the screw sleeve II 13 and the long strip plate II 8, and the long strip plate II 8 also has a self-locking function after the adjustment is completed due to the mode of threaded driving.
Further, hexagonal grooves are formed in the end portions of the first screw rod 9 and the second screw rod 12. The inner hexagonal wrench is inserted into the hexagonal groove and rotated to drive the screw rod I9 and the screw rod II 12 to rotate, so that the screw rod I and the screw rod II are more convenient.
Further, the first plate and the second plate are two. The first plate and the second plate are respectively arranged at two ends of the first screw rod 9 and the second screw rod 12, so that the rotation stability of the first screw rod 9 and the second screw rod 12 is improved.
The working principle of the utility model is as follows:
when the angle of the reflector 3 needs to be adjusted, the inner hexagonal wrench is inserted into the hexagonal groove of the first screw rod 9 or the second screw rod 12 and rotated, so that the first long slat 7 or the second long slat 8 pushes the extension rod 5 to move, the rolling ball 4, the transition rod 6, the bearing frame 2 and the reflector 3 correspondingly rotate, the reflector 3 can reach a new state at each position of the extension rod 5, and the angle of the reflector 3 is more convenient to adjust and has a larger range.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. An adjustable reflecting mirror assembly for a projector comprises a main bracket (1), a bearing frame (2) and a reflecting mirror (3) arranged on the bearing frame (2); the device is characterized in that a rolling ball (4) is rotatably arranged on the main support (1), one end of the rolling ball (4) is connected with the bearing frame (2), and the other end is fixed with an extension rod (5);
the main support (1) is provided with a first long slat (7) and a second long slat (8) in a sliding manner, the first long slat (7) moves along the horizontal direction, the second long slat (8) moves along the vertical direction, the first long slat (7) is provided with a first long slat hole, the second long slat (8) is provided with a second long slat hole, and the extension rod (5) penetrates through the first long slat hole and the second long slat hole.
2. An adjustable mirror assembly for a projector according to claim 1, wherein a first plate (1) is fixed on the main support, a first screw rod (9) is rotatably mounted on the first plate, a first screw sleeve (10) is screwed on the first screw rod (9), and a first limit rod (11) penetrating through the first screw sleeve (10) is fixed on the first plate; the first long strip plate (7) is fixed on the first screw sleeve (10).
3. An adjustable mirror assembly for a projector according to claim 2, wherein a second plate (1) is fixed on the main support, a second screw rod (12) is rotatably mounted on the second plate, a second screw sleeve (13) is connected to the second screw rod (12) in a threaded manner, and a second limit rod (14) penetrating through the second screw sleeve (13) is fixed on the second plate; the second long strip plate (8) is fixed on the second screw sleeve (13).
4. An adjustable mirror assembly for a projector according to claim 3, wherein the end of the screw one (9) is provided with a hexagonal groove.
5. An adjustable mirror assembly for a projector according to claim 3, wherein the end of the second screw (12) is provided with a hexagonal groove.
6. An adjustable mirror assembly for a projector according to claim 3, wherein said first and second plates are two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222958582.7U CN219039466U (en) | 2022-11-07 | 2022-11-07 | Adjustable reflecting mirror assembly for projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222958582.7U CN219039466U (en) | 2022-11-07 | 2022-11-07 | Adjustable reflecting mirror assembly for projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219039466U true CN219039466U (en) | 2023-05-16 |
Family
ID=86283732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222958582.7U Active CN219039466U (en) | 2022-11-07 | 2022-11-07 | Adjustable reflecting mirror assembly for projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219039466U (en) |
-
2022
- 2022-11-07 CN CN202222958582.7U patent/CN219039466U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231116 Address after: Room 402, Floor 4, Building 2, Yard 6, Qunminghu Street, Shijingshan District, Beijing 100043 Patentee after: Beijing Baibohe Photoelectric Technology Co.,Ltd. Address before: 264400 Longhai Road East and Keji Road South, Nanhai New District, Weihai City, Shandong Province Patentee before: SHANDONG QIJIN OPTOELECTRONICS TECHNOLOGY Co.,Ltd. |