CN220207960U - Star point plate and optical filter fixing mechanism - Google Patents
Star point plate and optical filter fixing mechanism Download PDFInfo
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- CN220207960U CN220207960U CN202321970154.4U CN202321970154U CN220207960U CN 220207960 U CN220207960 U CN 220207960U CN 202321970154 U CN202321970154 U CN 202321970154U CN 220207960 U CN220207960 U CN 220207960U
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- star point
- point plate
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- module
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Abstract
A star point plate and optical filter fixing mechanism comprises a base, an optical filter module, a star point plate module, an optical filter module pressing ring and a star point plate module pressing ring; the center of the base is provided with a through hole, and the two ends of the through hole of the base are provided with mounting grooves respectively used for mounting the optical filter module and the star point plate module; the filter module pressing ring and the star point plate module pressing ring are respectively connected to the base and are respectively used for fixing the filter module and the star point plate module. The utility model fixes the star point plate and the optical filter by geometric constraint, and the star point plate and the optical filter are not completely fastened but are kept with gaps, thereby avoiding deformation of the star point plate and abrasion of the optical filter, and prolonging the service lives of the star point plate and the optical filter. The filter and star plate are replaced by disassembling and assembling four screws, so that the number is small, and the replacement is convenient.
Description
Technical Field
The utility model belongs to the technical field of star point plate and optical filter fixing, and particularly relates to a star point plate and optical filter fixing mechanism.
Background
The star point plate and the optical filter fixing mechanism are widely applied to optical research and application, the star point plate is an optical part with a light transmission small hole, which is made by simulating a point light source, the optical filter is an optical device for selecting a required radiation wave band, and the star point plate and the optical filter are often overlapped and used for obtaining the point light source with a specific frequency band.
In the existing products in the market, the replacement function of the star point plate and the optical filter is not considered, the whole fixing mechanism is required to be disassembled when one of the star point plate and the optical filter is replaced, the optical filter is easy to scratch, the star point plate is easy to bend, and the replacement process is very complicated.
Disclosure of Invention
The utility model aims to provide a star point plate and an optical filter fixing mechanism so as to solve the problems.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
a star point plate and optical filter fixing mechanism comprises a base, an optical filter module, a star point plate module, an optical filter module pressing ring and a star point plate module pressing ring; the center of the base is provided with a through hole, and the two ends of the through hole of the base are provided with mounting grooves respectively used for mounting the optical filter module and the star point plate module; the filter module pressing ring and the star point plate module pressing ring are respectively connected to the base and are respectively used for fixing the filter module and the star point plate module.
Further, a threaded hole is formed in the base, and the filter module pressing ring and the star point plate module pressing ring are fixedly connected to the base through bolts.
Further, grooves matched with the filter module pressing ring and the star point plate module pressing ring in size are formed in the periphery of the center through hole of the base, and the filter module pressing ring and the star point plate module pressing ring are flush with the surface of the base after being fixedly connected through bolts.
Further, the optical filter module and the star point plate module are on the same straight line.
Further, the optical filter module comprises an optical filter base, an optical filter and an optical filter pressing block; the filter base is internally provided with a filter groove, the filter is placed in the filter groove, the filter pressing block is attached to the filter base, and the filter is fixed on the filter base.
Further, the edge of the filter base is convex, symmetrical sinking grooves are formed in the convex, the two ends of the filter pressing block are provided with convex blocks, and the convex blocks are clamped in the sinking grooves.
Further, the star point plate module comprises a star point plate base, a star point plate and a star point plate pressing block; the star point plate base is internally provided with a star point plate groove, and the star point plate is placed in the star point plate groove and geometrically fixed through a star point plate pressing block.
Further, the edges of the star point plate base are convex, symmetrical sinking grooves are formed in the convex, the two ends of the star point plate pressing block are provided with convex blocks, and the convex blocks are clamped in the sinking grooves.
Compared with the prior art, the utility model has the following technical effects:
the utility model fixes the star point plate and the optical filter by geometric constraint, and the star point plate and the optical filter are not completely fastened but are kept with gaps, thereby avoiding deformation of the star point plate and abrasion of the optical filter, and prolonging the service lives of the star point plate and the optical filter.
The filter and star plate are replaced by disassembling and assembling four screws, so that the number is small, and the replacement is convenient.
In the utility model, the star point plate and the optical filter are respectively and independently fixed, and are respectively replaced during replacement, so that the loss of the optical device is reduced as much as possible, and the service lives of the star point plate and the optical filter are prolonged.
Drawings
Fig. 1 is a schematic diagram of an explosive structure of the present utility model.
Fig. 2 is a schematic diagram of the front view structure of the present utility model.
Fig. 3 is a right-side view of the present utility model.
Wherein: the filter module pressing ring comprises a 1-filter module pressing ring, a 2-filter pressing block, a 3-filter, a 4-filter base, a 5-base, a 6-star point plate base, a 7-star point plate pressing block, an 8-star point plate and a 9-star point plate module pressing ring.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.
In the description of the present utility model, it should be noted that, as the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," and the like are used for convenience in describing the present utility model and simplifying the description based on the azimuth or positional relationship shown in the drawings, it should not be construed as limiting the present utility model, but rather should indicate or imply that the devices or elements referred to must have a specific azimuth, be constructed and operated in a specific azimuth. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.
In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model relates to a fixing device of a star point plate and an optical filter, which comprises a base 5, an optical filter module pressing ring 1, an optical filter module, a star point plate module pressing ring 9 and a star point plate module;
the base 5 is an integrated structure with a circular through hole in the middle, and the circular hole is a reserved light path. The front of the base 5 is reserved with a star point plate module mounting groove, and four threaded mounting holes are reserved at the same time for reserving mounting holes of the star point plate module pressing ring 9. The back of the base 5 is reserved with a mounting groove of the filter module, four threaded mounting holes are reserved at the same time, the filter module pressing ring 1 is reserved with a mounting flange with a larger diameter, four through holes are reserved, and the filter module pressing ring is an external fixing interface of the whole device and can be fixed with an external mechanism.
The optical filter module comprises an optical filter pressing block 2, an optical filter 3 and an optical filter base 4. A circular through hole is reserved in the middle of the optical filter pressing block 2, and a reserved light path is reserved. A circular through hole is reserved in the middle of the optical filter base 4 and is a reserved light path, and a groove matched with the shape and the size of the optical filter 3 is reserved for placing the optical filter 3.
The filter pressing ring 1 is of a sheet structure with a round hole in the middle, the round hole is a reserved light path, four mounting holes are reserved at the same time, the mounting holes reserved in the base 5 are fastened through screws, and the filter module is fixed in the mounting groove of the filter module reserved in the base 5 during fastening.
The star point plate module comprises a star point plate base 9, a star point plate 8 and a star point plate pressing block 7. A circular through hole is reserved in the middle of the star point plate base 9, the circular hole is a reserved light path, and meanwhile, a groove matched with the shape and the size of the star point plate 8 is reserved for placing the star point plate 8. A circular through hole is reserved in the middle of the star point plate pressing block 7, and a reserved light path is reserved.
The star point plate pressing ring 6 is of a sheet structure with a circular through hole in the middle, the circular hole is a reserved light path, four mounting holes are reserved at the same time, the mounting holes reserved on the base 5 are fastened by screws, and the star point plate module is fixed in the mounting groove of the star point plate module reserved on the base 5 during fastening.
The working process of the utility model is as follows:
when in primary assembly: placing the optical filter 3 in a groove of the optical filter base 4, placing the optical filter pressing block 2 on the optical filter base 4, placing the optical filter module in a groove of the base 5, placing the optical filter pressing ring 1 in the groove of the base 5, and fastening a screw; the star point plate 8 is placed in the groove of the star point plate base 9, the star point plate pressing block 7 is placed on the star point plate base 9, the star point plate module is placed in the groove of the base 5, the star point plate pressing ring 6 is placed in the groove of the base 5, and the screw is fastened.
When the optical filter is replaced: taking out the screw in the mounting hole of the filter pressing ring 1, taking out the filter pressing ring 1 from the groove of the base 5, taking out the filter module from the groove of the base 5, taking down the filter pressing block 2 from the filter base 4, taking out the filter 3 from the filter base 4, placing the filter 3 needing to be replaced in the groove of the filter base 4, placing the filter pressing block 2 on the filter base 4, placing the filter module in the groove of the base 5, placing the filter pressing ring 1 in the groove of the base 5, and fastening the screw.
When the star point plate is replaced, the screw in the mounting hole of the star point plate pressing ring 6 is taken out, the star point plate pressing ring 6 is taken out of the groove of the base 5, the star point plate module is taken out of the groove of the base 5, the star point plate pressing block 7 is taken down from the star point base 9, the star point plate 8 is taken out of the star point plate base, the star point plate 8 needing to be replaced is placed in the groove of the star point plate base 9, the star point plate pressing block 7 is placed on the star point plate base 9, the star point plate module is placed in the groove of the base 5, the star point plate pressing ring 6 is placed in the groove of the base 5, and the screw is fastened.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (8)
1. The star point plate and optical filter fixing mechanism is characterized by comprising a base (5), an optical filter module, a star point plate module, an optical filter module pressing ring (1) and a star point plate module pressing ring (6); a through hole is formed in the center of the base (5), and mounting grooves are formed in two ends of the through hole of the base (5) and are respectively used for mounting the optical filter module and the star point plate module; the filter module pressing ring (1) and the star point plate module pressing ring (6) are respectively connected to the base (5) and are respectively used for fixing the filter module and the star point plate module.
2. The star point plate and optical filter fixing mechanism according to claim 1, wherein threaded holes are formed in the base (5), and the optical filter module pressing ring (1) and the star point plate module pressing ring (6) are fixedly connected to the base (5) through bolts.
3. The star point plate and optical filter fixing mechanism according to claim 1, wherein grooves matched with the optical filter module pressing ring (1) and the star point plate module pressing ring (6) in size are formed around the center through hole of the base (5), and the optical filter module pressing ring (1) and the star point plate module pressing ring (6) are flush with the surface of the base (5) after being fixedly connected through bolts.
4. The star plate and filter mount of claim 1 wherein the filter module and the star plate module are collinear.
5. The star plate and filter fixing mechanism according to claim 1, wherein the filter module comprises a filter base (4), a filter (3) and a filter press block (2); the filter base (4) is internally provided with a filter groove, the filter (3) is placed in the filter groove, the filter pressing block (2) is attached to the filter base (4), and the filter (3) is fixed on the filter base (4).
6. The star plate and filter fixing mechanism according to claim 5, wherein the edge of the filter base (4) is convex, symmetrical sinking grooves are formed in the convex, and protruding blocks are arranged at two ends of the filter pressing block (2) and are clamped in the sinking grooves.
7. A star point plate and filter fixation mechanism according to claim 1, characterized in that the star point plate module comprises a star point plate base (9), a star point plate (8) and a star point plate press block (7); the star point plate base (9) is internally provided with a star point plate groove, and the star point plate (8) is placed in the star point plate groove and is geometrically fixed through the star point plate pressing block (7).
8. The star point plate and optical filter fixing mechanism according to claim 7, wherein the edge of the star point plate base (9) is convex, symmetrical sinking grooves are formed in the convex, and protruding blocks are arranged at two ends of the star point plate pressing block (7) and clamped in the sinking grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321970154.4U CN220207960U (en) | 2023-07-25 | 2023-07-25 | Star point plate and optical filter fixing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321970154.4U CN220207960U (en) | 2023-07-25 | 2023-07-25 | Star point plate and optical filter fixing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220207960U true CN220207960U (en) | 2023-12-19 |
Family
ID=89144022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321970154.4U Active CN220207960U (en) | 2023-07-25 | 2023-07-25 | Star point plate and optical filter fixing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220207960U (en) |
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2023
- 2023-07-25 CN CN202321970154.4U patent/CN220207960U/en active Active
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