CN218995866U - Lens structure - Google Patents
Lens structure Download PDFInfo
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- CN218995866U CN218995866U CN202223320129.XU CN202223320129U CN218995866U CN 218995866 U CN218995866 U CN 218995866U CN 202223320129 U CN202223320129 U CN 202223320129U CN 218995866 U CN218995866 U CN 218995866U
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- lens
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Abstract
The embodiment of the utility model provides a lens structure, and relates to the technical field of projector structures. The lens structure comprises a focusing ring and a positioning column, wherein the positioning column is matched with the focusing ring, the positioning column comprises a plurality of diameter sections, and the diameters of the diameter sections are different. When the lens structure is used, the positioning column comprises a plurality of diameter sections, the diameters of the diameter sections are different, and when the positioning column and the focusing ring with different sizes are assembled, the diameter sections matched with the focusing ring are selected by rotating the positioning column, so that the positioning column and the focusing ring can be well matched together. The lens structure can enable the positioning column to be matched with focusing rings of different sizes, and the positioning column and the focusing rings are matched together to be assembled, so that the lens structure is more convenient to use, stronger in adaptability and reduced in production cost.
Description
Technical Field
The utility model relates to the technical field of projector structures, in particular to a lens structure.
Background
The focusing ring in the lens structure in the projector is matched with the lens seat through the positioning column, and as the design of the focusing ring groove of the focusing ring is complex, the actually produced focusing ring and the positioning column cannot be matched to the expected design value, and the mold for processing the focusing ring and the positioning column is required to be repeatedly modified so as to achieve the ideal matching relation. When the traditional focusing lens adjusts the matching of the focusing ring and the positioning, after the size of the focusing ring groove is unchanged, the matching of the focusing ring and the positioning column with different sizes can be adjusted only by processing, so that manpower and material resources can be increased.
The lens structure in the prior art has the problem that the positioning column cannot be matched with focusing rings with different sizes, so that the production cost is too high.
Disclosure of Invention
The utility model provides a lens structure, which can enable a positioning column to be matched with focusing rings with different sizes, and is matched with the positioning column to be assembled together, so that the lens structure is more convenient to use, has stronger adaptability and reduces the production cost.
Embodiments of the utility model may be implemented as follows:
an embodiment of the present utility model provides a lens structure including:
a focusing ring;
the positioning column is matched with the focusing ring and comprises a plurality of diameter sections, and the diameters of the diameter sections are different.
Optionally, the positioning column comprises a column body and a column head, the column head is connected with the column body, the plurality of diameter sections are all located on the column head, and the column head is matched with the focusing ring.
Optionally, the column head is elliptical.
Optionally, the end face of the column head far away from the column body is provided with a rotation groove, and the rotation groove is used for driving the column head to rotate under the action of external force.
Optionally, the column body includes first spliced pole and second spliced pole, the column cap first spliced pole with the second spliced pole connects gradually, just the column cap first spliced pole with the coaxial setting of second spliced pole.
Optionally, the diameter of the first connection post is larger than the diameter of the second connection post.
Optionally, the column body is penetrated with a first mounting hole, the column head is penetrated with a second mounting hole, the first mounting hole is communicated with the second mounting hole, and the aperture of the second mounting hole is larger than that of the first mounting hole.
Optionally, the focusing ring is provided with a focusing ring groove, and the column head is slidably arranged in the focusing ring groove.
Optionally, the lens structure further includes a lens base, and the lens base is connected with the focusing ring through the positioning column.
Optionally, the lens structure further includes a lens, and the lens is mounted on the lens base.
The beneficial effects of the lens structure of the embodiment of the utility model include, for example:
the lens structure comprises a focusing ring and a positioning column, wherein the positioning column is matched with the focusing ring, the positioning column comprises a plurality of diameter sections, and the diameters of the diameter sections are different. When the lens structure is used, the positioning column comprises a plurality of diameter sections, the diameters of the diameter sections are different, and when the positioning column and the focusing ring with different sizes are assembled, the diameter sections matched with the focusing ring are selected by rotating the positioning column, so that the positioning column and the focusing ring can be well matched together. The lens structure can enable the positioning column to be matched with focusing rings of different sizes, and the positioning column and the focusing rings are matched together to be assembled, so that the lens structure is more convenient to use, stronger in adaptability and reduced in production cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a first view angle of a lens structure according to the present embodiment;
fig. 2 is a schematic structural diagram of a second view angle of a lens structure according to the present embodiment;
fig. 3 is a schematic structural diagram of a first view angle of the positioning post according to the present embodiment;
fig. 4 is a schematic structural diagram of a second view angle of the positioning post according to the present embodiment.
Icon: 10-column; 11-a first connection post; 12-a second connecting column; 13-a first mounting hole; 20-column cap; 21-a second mounting hole; 30-rotating the groove; 100-positioning columns; 200-focusing ring; 210-focusing ring grooves; 300-lens base; 400-lens; 500-barrel; 600-fasteners; 1000-lens structure.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present utility model may be combined with each other without conflict.
The focusing ring in the lens structure in the projector is matched with the lens seat through the positioning column, and as the design of the focusing ring groove of the focusing ring is complex, the actually produced focusing ring and the positioning column cannot be matched to the expected design value, and the mold for processing the focusing ring and the positioning column is required to be repeatedly modified so as to achieve the ideal matching relation. When the traditional focusing lens adjusts the matching of the focusing ring and the positioning, after the size of the focusing ring groove is unchanged, the matching of the focusing ring and the positioning column with different sizes can be adjusted only by processing, so that manpower and material resources can be increased.
The lens structure in the related art has the problem that the positioning column cannot be matched with focusing rings with different sizes, so that the production cost is too high.
Referring to fig. 1-4, the present embodiment provides a lens structure. The lens structure can effectively improve the technical problems, can enable the positioning column to be matched with focusing rings of different sizes, is matched with the positioning column to be assembled together, is more convenient to use, has stronger adaptability, and reduces production cost.
Referring to fig. 1-4, the lens structure includes a focusing ring 200 and a positioning post 100, the positioning post 100 and the focusing ring 200 cooperate, the positioning post 100 includes a plurality of diameter sections, and the diameter of each diameter section is different.
Specifically, the focusing ring 200 is provided with a focusing ring groove 210, and a portion of the positioning post 100 is slidably disposed in the focusing ring groove 210.
The positioning column 100 comprises a column body 10 and a column head 20, the column head 20 is connected with the column body 10, a plurality of diameter sections are positioned on the column head 20, and the column head 20 is matched with the focusing ring 200.
Specifically, the positioning column of the lens structure in the prior art can only be matched with the focusing ring groove with a fixed size, and after the size of the focusing ring groove is unchanged, the matching between the positioning column and the focusing ring can only be adjusted by processing the positioning columns with different sizes, so that the production cost is high, and the use is very inconvenient. In order to solve the technical problem, when the lens structure provided in this embodiment is used, since the positioning post 100 includes a plurality of diameter sections, the diameter of each diameter section is different, when the positioning post 100 and the focusing ring 200 with different sizes are assembled, the diameter section adapted to the focusing ring 200 is selected by rotating the positioning post 100, so that the positioning post 100 and the focusing ring 200 can be well matched together. The lens structure 1000 can enable the positioning column 100 to be matched with focusing rings 200 of different sizes, and is matched with the positioning column for assembly, so that the lens structure is more convenient to use, stronger in adaptability and reduced in production cost.
In this embodiment, the post head 20 is oval in shape. In other embodiments, the studs 20 may also be irregularly shaped. The present utility model is not particularly limited herein.
Specifically, the major radius of the stud 20 is 5.2mm and the minor radius of the stud 20 is 4.6mm.
The long radius and the short radius of the stud 20 are determined according to the design curve of the focusing ring groove 210, the focusing torsion, and the like, and are not particularly limited herein.
The positioning post 100 in this embodiment is made of POM material.
Specifically, the column 10 is penetrated with a first mounting hole 13, the column head 20 is penetrated with a second mounting hole 21, the first mounting hole 13 and the second mounting hole 21 are communicated, and the aperture of the second mounting hole 21 is larger than that of the first mounting hole 13.
The fastener 600 is inserted into the first mounting hole 13 and the second mounting hole 21.
It should be noted that, in order to facilitate rotating the positioning post 100, the end surface of the post head 20 away from the post body 10 is provided with a rotating groove 30, and the rotating groove 30 is used for driving the post head 20 to rotate under the action of external force. The rotating groove 30 communicates with the inner edge of the stud 20.
Specifically, tweezers are placed in the rotating grooves 30, and the tweezers are rotated to drive the column head 20 to rotate, so that a proper arc section is selected to be matched with the focusing ring groove 210.
More, the number of the rotation grooves 30 is two, and the two rotation grooves 30 are located on the same line.
In the present embodiment, the rotation groove 30 is a square groove.
It should be further noted that the column 10 includes a first connecting column 11 and a second connecting column 12, the column head 20, the first connecting column 11 and the second connecting column 12 are sequentially connected, and the column head 20, the first connecting column 11 and the second connecting column 12 are coaxially disposed.
Further, the lens structure 1000 further includes a lens holder 300 and a lens 400, the lens 400 is mounted on the lens holder 300, and the lens holder 300 and the focusing ring 200 are connected through the positioning post 100.
Specifically, the lens 400 is fixed in the lens holder 300, and the focusing ring 200 is sleeved outside the lens holder 300 and connected with the lens holder 300 through the positioning column 100.
Further, the lens structure 1000 further includes a lens barrel 500, the lens barrel 500 is disposed between the lens mount 300 and the focus ring 200, and the focus ring 200 is rotatable with respect to the lens barrel 500.
In addition, the lens structure 1000 further includes a fastener 600, and the fastener 600 is disposed on the positioning post 100, so as to connect the focusing ring 200, the lens barrel 500 and the lens holder 300.
In this embodiment, the fastener 600 is a screw.
In this embodiment, in order to enable the outer wall of the positioning post 100 to be matched with the focusing ring groove 210, the lens barrel 500 and the lens holder 300, the diameter of the first connecting post 11 is larger than the diameter of the second connecting post 12. And the radius of the first connecting post 11 is smaller than the short radius of the post head 20.
In other embodiments, in order to enable the positioning post 100 to adapt to focusing rings 200 with different sizes, a sleeve with different sizes may be sleeved outside the column head 20, so that the size of the column head 20 is adjusted to be matched with the focusing rings 200 with different sizes.
The lens structure 1000 provided in this embodiment has at least the following advantages:
the positioning column of the lens structure in the prior art can only be matched with the focusing ring groove with a fixed size, and after the size of the focusing ring groove is unchanged, the matching between the positioning column and the focusing ring can only be adjusted by processing the positioning column structures with different sizes, so that the production cost is high, and the use is very inconvenient. In order to solve the technical problem, when the lens structure provided in this embodiment is used, since the positioning post 100 includes a plurality of diameter sections, the diameter of each diameter section is different, when the positioning post 100 and the focusing ring 200 with different sizes are assembled, the diameter section adapted to the focusing ring 200 is selected by rotating the positioning post 100, so that the positioning post 100 and the focusing ring 200 can be well matched together. The lens structure 1000 can enable the positioning column 100 to be matched with focusing rings 200 of different sizes, and is matched with the positioning column for assembly, so that the lens structure is more convenient to use, stronger in adaptability and reduced in production cost.
The column head 20 of the positioning column 100 of the lens structure 1000 is provided with a plurality of diameter sections, and the diameters of the diameter sections are different, so that the column head 20 can be matched with focusing ring grooves 210 with different sizes, the adaptation capability of the positioning column is improved, and multi-stage adjustment is realized.
In summary, the embodiment of the utility model provides a lens structure 1000, which includes a focusing ring 200 and a positioning post 100, wherein the positioning post 100 is matched with the focusing ring 200, and the positioning post 100 includes a plurality of diameter sections, and the diameters of the diameter sections are different. When the lens structure is used, since the positioning column 100 comprises a plurality of diameter sections, the diameters of the diameter sections are different, and when the positioning column 100 and the focusing ring 200 with different sizes are assembled, the diameter sections matched with the focusing ring 200 are selected by rotating the positioning column 100, so that the positioning column 100 and the focusing ring 200 can be well matched together. The lens structure 1000 can enable the positioning column 100 to be matched with focusing rings 200 of different sizes, and is matched with the positioning column for assembly, so that the lens structure is more convenient to use, stronger in adaptability and reduced in production cost.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Therefore, the protection scope of the present utility model shall be subject to the protection scope of the claims.
Claims (10)
1. A lens structure, comprising:
a focus ring (200);
the positioning column (100) is matched with the focusing ring (200), and the positioning column (100) comprises a plurality of diameter sections, and the diameter of each diameter section is different.
2. The lens structure according to claim 1, wherein the positioning post (100) comprises a post body (10) and a post head (20), the post head (20) is connected with the post body (10), the plurality of diameter sections are all located on the post head (20), and the post head (20) is matched with the focusing ring (200).
3. A lens arrangement according to claim 2, characterized in that the post head (20) is oval.
4. The lens structure according to claim 2, wherein the end surface of the post head (20) far from the cylinder (10) is provided with a rotation groove (30), and the rotation groove (30) is used for driving the post head (20) to rotate under the action of external force.
5. The lens structure according to claim 2, wherein the column body (10) includes a first connection column (11) and a second connection column (12), the column head (20), the first connection column (11) and the second connection column (12) are sequentially connected, and the column head (20), the first connection column (11) and the second connection column (12) are coaxially disposed.
6. Lens structure according to claim 5, characterized in that the diameter of the first connecting post (11) is larger than the diameter of the second connecting post (12).
7. The lens structure according to claim 2, wherein the column body (10) is penetrated with a first mounting hole (13), the column head (20) is penetrated with a second mounting hole (21), the first mounting hole (13) and the second mounting hole (21) are communicated, and the aperture of the second mounting hole (21) is larger than the aperture of the first mounting hole (13).
8. The lens structure according to claim 2, wherein the focus ring (200) is provided with a focus ring groove (210), and the post head (20) is slidably disposed in the focus ring groove (210).
9. The lens structure according to claim 1, wherein the lens structure (1000) further comprises a lens mount (300), the lens mount (300) and the focus ring (200) being connected by the positioning post (100).
10. The lens structure according to claim 9, wherein the lens structure (1000) further comprises a lens (400), the lens (400) being mounted to the lens mount (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223320129.XU CN218995866U (en) | 2022-12-09 | 2022-12-09 | Lens structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223320129.XU CN218995866U (en) | 2022-12-09 | 2022-12-09 | Lens structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218995866U true CN218995866U (en) | 2023-05-09 |
Family
ID=86188799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223320129.XU Active CN218995866U (en) | 2022-12-09 | 2022-12-09 | Lens structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218995866U (en) |
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2022
- 2022-12-09 CN CN202223320129.XU patent/CN218995866U/en active Active
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