CN220961964U - Optical zoom mobile group - Google Patents
Optical zoom mobile group Download PDFInfo
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- CN220961964U CN220961964U CN202322025819.0U CN202322025819U CN220961964U CN 220961964 U CN220961964 U CN 220961964U CN 202322025819 U CN202322025819 U CN 202322025819U CN 220961964 U CN220961964 U CN 220961964U
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- driving
- block
- connecting plate
- optical zoom
- rod
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- 230000003287 optical effect Effects 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 abstract description 18
- 238000003384 imaging method Methods 0.000 abstract description 6
- 230000035939 shock Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the field of optical devices, in particular to an optical zoom moving group. The lens barrel comprises a lens barrel and a driving assembly, wherein the driving assembly comprises a driving rod and a driving element for driving the driving rod to rotate, and a driving block is connected to the driving rod in a threaded manner; the lens cone is provided with two connecting plates, and the driving block is arranged between the two connecting plates; the optical zoom moving group further comprises a connecting spring, one end of the connecting spring is connected with the connecting plate, and the other end of the connecting spring is connected with the driving block; the driving block moves left and right to drive the connecting plate to move, and then drives the lens barrel to move left and right, so that the zooming process of the zoom lens is realized, and after the driving block moves to the appointed position, the connecting spring is not stressed by the driving block, so that the limiting of the positions of the connecting plate and the lens barrel is realized, the lens barrel can accurately reach the appointed position, the imaging stability of the zoom lens is ensured, and the shock resistance of the zoom lens is improved.
Description
Technical Field
The utility model relates to the field of optical devices, in particular to an optical zoom moving group.
Background
The optical zoom lens is a camera lens which can change focal length within a certain range so as to obtain images with different sizes and different scene ranges with different wide and narrow angles of view.
When the existing optical zoom lens zooms, the lens barrel of the optical zoom lens is directly fixed on the driving piece, but the existing fixing mode is usually a hard connection mode, and in the moving process, the relative error and the return stroke difference of a small degree still exist between the driving piece and the lens barrel, so that the lens barrel is difficult to accurately reach the design position, and the imaging quality of the zoom lens is reduced.
Disclosure of Invention
The utility model solves the existing technical problems, provides an optical zoom moving group, realizes the limitation of the positions of the connecting plate and the lens barrel, enables the lens barrel to accurately reach the designated position, and increases the imaging quality of the zoom lens.
The technical scheme provided by the utility model is as follows:
An optical zoom moving group comprises a lens barrel and a driving assembly, wherein the driving assembly comprises a driving rod and a driving element for driving the driving rod to rotate, and a driving block is connected to the driving rod in a threaded manner;
the lens cone is provided with two connecting plates, and the driving block is arranged between the two connecting plates;
The optical zoom moving group further comprises a connecting spring, one end of the connecting spring is connected with the connecting plate, and the other end of the connecting spring is connected with the driving block.
In the technical scheme, the driving block moves left and right to drive the connecting plate to move, then the lens barrel is driven to move left and right, the zooming process of the zoom lens is realized, after the driving block moves to the appointed position, the connecting spring is not stressed by the driving block, then the driving block is abutted to the other connecting plate, the limiting of the positions of the connecting plate and the lens barrel is realized, the lens barrel can accurately reach the appointed position, the imaging stability of the zoom lens is ensured, and the shock resistance of the zoom lens is improved.
Preferably, a connecting block is further arranged on one side, close to the connecting spring, of the driving block, and the connecting spring is fixedly arranged on the connecting block.
In the technical scheme, through the arrangement of the connecting block, the separation arrangement of the connecting spring and the connecting plate is realized, and the interchangeability of the zoom lens is improved.
Preferably, the optical zoom moving group further comprises a connecting rod passing through the connecting plate and the driving block and being in threaded connection with the connecting block.
In this technical scheme, through the setting of connecting rod, increased the constraint that the connecting block received, reduced the connecting block and rocked the possibility of in-process that removes, increased stability.
Preferably, a sliding rod is further arranged on one side, away from the driving block, of the connecting block, and the sliding rod is connected to the connecting plate in a sliding manner.
In this technical scheme, through the setting of slide bar, further increased the restraint between slide bar and the lens cone, reduced the connecting block and rocked the possibility at the removal in-process, then increased the stability when the lens cone removed.
Preferably, a limiting table is further arranged on one side, away from the driving block, of the connecting block, and the connecting spring is sleeved on the outer side of the limiting table.
In this technical scheme, through the setting of spacing platform, spacing platform can set up in connecting spring, and spacing spring's internal diameter slightly is greater than spacing platform's external diameter, when connecting spring compression's in-process bending, can the butt on spacing platform's outer wall, spacing platform can realize the effect to connecting spring direction.
Preferably, the driving block is provided with a U-shaped groove, an opening of the U-shaped groove faces the lens barrel, and the connecting rod is abutted to the inner wall of the U-shaped groove.
In this technical scheme, through the setting in U-shaped groove, can realize spacing between drive block and the actuating lever, can also realize in time changing the drive block, increased the interchangeability of drive block.
Preferably, a gap exists between the limiting table and the connecting plate, and the connecting rod and the sliding rod extend out of the connecting plate.
In the technical scheme, a certain interval is further reserved between the left end of the limiting table and the connecting plate on the left side, and the extending length of the connecting rod and the sliding rod is the maximum distance of the connecting spring which can be compressed, so that when the driving block drives the limiting table to move towards the left side, the connecting spring can be compressed.
Preferably, the distance that the connecting rod extends out of the connecting plate is larger than the thickness of a gap between the limiting table and the connecting plate;
The distance that the sliding rod stretches out of the connecting plate is greater than the thickness of a gap between the limiting table and the connecting plate.
According to the technical scheme, through the limitation of the distance, the possibility that the connecting rod and the sliding rod are separated from the connecting plate in the sliding process in the moving process is reduced, and the reliability of the limiting table in the sliding process is improved.
Compared with the prior art, the optical zoom mobile group provided by the utility model has the following beneficial effects:
1. The driving block moves left and right to drive the connecting plate to move, then drives the lens barrel to move left and right, so that the zooming process of the zoom lens is realized, and after the driving block moves to the appointed position, the connecting spring is not stressed by the driving block any more, so that the driving block is abutted to the other connecting plate, the limiting of the positions of the connecting plate and the lens barrel is realized, the lens barrel can accurately reach the appointed position, the imaging stability of the zoom lens is ensured, and the shock resistance of the zoom lens is improved.
2. Through the setting of connecting block, realized the separation setting of connecting spring and connecting plate, increased zoom lens's interchangeability.
3. Through the setting of connecting rod, increased the constraint that the connecting block received, reduced the possibility that the connecting block rocked at the in-process that removes, increased stability.
Drawings
The above features, technical features, advantages and implementation of an optical zoom movement group will be further described in the following in a clear and easily understood manner by referring to the preferred embodiments illustrated in the accompanying drawings.
FIG. 1 is a schematic diagram of an optical zoom group according to the present utility model;
FIG. 2 is an enlarged view at A of FIG. 1;
FIG. 3 is a schematic diagram of another optical zoom group according to the present utility model;
FIG. 4 is an enlarged view at B of FIG. 2;
FIG. 5 is a schematic diagram of an internal structure of another optical zoom group according to the present utility model.
Reference numerals illustrate: 1. a lens barrel; 2. a drive assembly; 21. a driving rod; 22. a driving element; 23. a driving block; 231. a U-shaped groove; 3. a connecting plate; 4. a connecting spring; 5. a connecting block; 6. a connecting rod; 7. a slide bar; 8. and a limiting table.
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.
For simplicity of the drawing, only the parts relevant to the utility model are schematically shown in each drawing, and they do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
Example 1
As shown in fig. 1 and fig. 2, an optical zoom moving group includes an upper lens barrel 1 and a lower driving component 2, the driving component 2 includes a driving rod 21 and a driving element 22 for driving the driving rod 21 to rotate, the driving rod 21 is connected with a driving block 23 by threads, specifically, the driving element 22 is a motor, etc., the driving rod 21 is a screw rod, the driving element 22 rotates to drive the driving rod 21 to rotate, and then the driving block 23 can be driven to slide left and right.
The lens cone 1 is provided with two connecting plates 3, and the driving block 23 is arranged between the two connecting plates 3.
The optical zoom moving group further comprises a connecting spring 4, one end of the connecting spring 4 is connected to the connecting plate 3, and the other end of the connecting spring 4 is connected to the driving block 23.
In this embodiment, the driving block 23 moves left and right to drive the connecting plate 3 to move, and then drive the lens barrel 1 to move left and right, so as to realize the zooming process of the zoom lens, and after the driving block 23 moves to the designated position, the connecting spring 4 is not pressed by the driving block 23 any more, and then the driving block 23 is abutted to the other connecting plate 3, so that the limitation of the positions of the connecting plate 3 and the lens barrel 1 is realized, the lens barrel 1 can accurately reach the designated position, the imaging stability of the zoom lens is ensured, and the shock resistance of the zoom lens is improved.
Example 2
As shown in fig. 3 to 5, in this embodiment 1, a connection block 5 is further disposed on a side of the driving block 23, which is close to the connection spring 4, and specifically, a radius of a right end of the connection block 5 is smaller than a radius of a left end, and the connection spring 4 is fixedly disposed on the connection block 5.
In this embodiment, by the arrangement of the connection block 5, the separation arrangement of the connection spring 4 and the connection plate 3 is realized, and the interchangeability of the zoom lens is increased.
The optical zoom moving group further comprises a connecting rod 6, the connecting rod 6 passes through the connecting plate 3 and the driving block 23 and is in threaded connection with the connecting block 5, namely, the connecting rod 6 can pass through the connecting plate 3 and the driving block 23 once from the right end and enter the connecting block 5, and then the connecting rod 6 can be continuously rotated to be in threaded connection with the connecting block 5.
In this embodiment, through the setting of connecting rod 6, increased the constraint that connecting block 5 received, reduced the possibility that connecting block 5 rocked at the in-process that removes, increased stability.
The connecting block 5 is further provided with a sliding rod 7 on one side far away from the driving block 23, and the sliding rod 7 is slidably connected to the connecting plate 3, i.e. the sliding rod 7 is disposed at the left end of the driving block 23.
By the arrangement of the sliding rod 7, the restraint between the sliding rod 7 and the lens barrel 1 is further increased, the possibility of shaking of the connecting block 5 in the moving process is reduced, and then the stability of the lens barrel 1 in moving is increased.
And a limiting table 8 is further arranged on one side, away from the driving block 23, of the connecting block 5, and the connecting spring 4 is sleeved on the outer side of the limiting table 8.
In this embodiment, through the setting of spacing platform 8, spacing platform 8 can set up in connecting spring 4, and spacing spring's internal diameter slightly is greater than spacing platform 8's external diameter, when connecting spring 4 compression in-process bending, can the butt on spacing platform 8's outer wall, and spacing platform 8 can realize the effect to connecting spring 4 direction.
The driving block 23 is provided with a U-shaped groove 231, an opening of the U-shaped groove 231 faces the lens barrel 1, and the connecting rod 6 abuts against an inner wall of the U-shaped groove 231.
In this embodiment, through the arrangement of the U-shaped groove 231, the limit between the driving block 23 and the driving rod 21 can be realized, and the timely replacement of the driving block 23 can be realized, so that the interchangeability of the driving block 23 is increased.
There is the clearance between limit table 8 with connecting plate 3, connecting rod 6 with slide bar 7 all stretches out connecting plate 3 still has certain interval between limit table 8's the left end and the left connecting plate 3 promptly, and connecting rod 6 and slide bar 7 stretch out the length and be the biggest that connecting spring 4 can be compressed, therefore, when drive block 23 drove limit table 8 and move to the left, connecting spring 4 can be compressed.
The distance that the connecting rod 6 extends out of the connecting plate 3 is larger than the thickness of a gap between the limiting table 8 and the connecting plate 3;
the distance that the sliding rod 7 extends out of the connecting plate 3 is larger than the thickness of a gap between the limiting table 8 and the connecting plate 3.
By limiting the distance, the possibility that the connecting rod 6 and the sliding rod 7 are separated from the connecting plate 3 in the sliding process in the moving process is reduced, and the reliability of the limiting table 8 in the sliding process is improved.
It should be noted that the above embodiments can be freely combined as needed. The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model, which are intended to be comprehended within the scope of the present utility model.
Claims (8)
1. The optical zoom moving group is characterized by comprising a lens barrel and a driving assembly, wherein the driving assembly comprises a driving rod and a driving element for driving the driving rod to rotate, and the driving rod is in threaded connection with a driving block;
the lens cone is provided with two connecting plates, and the driving block is arranged between the two connecting plates;
The optical zoom moving group further comprises a connecting spring, one end of the connecting spring is connected with the connecting plate, and the other end of the connecting spring is connected with the driving block.
2. An optical zoom movement group according to claim 1, wherein:
the driving block is close to one side of the connecting spring and is further provided with a connecting block, and the connecting spring is fixedly arranged on the connecting block.
3. An optical zoom movement group according to claim 2, wherein:
the optical zoom moving group further comprises a connecting rod, and the connecting rod penetrates through the connecting plate and the driving block and is connected with the connecting block in a threaded mode.
4. An optical zoom movement group according to claim 3, wherein:
and a sliding rod is further arranged on one side, away from the driving block, of the connecting block, and the sliding rod is connected with the connecting plate in a sliding manner.
5. An optical zoom movement group according to claim 4, wherein:
and a limiting table is further arranged on one side, away from the driving block, of the connecting block, and the connecting spring is sleeved on the outer side of the limiting table.
6. An optical zoom movement group according to claim 3, wherein:
The driving block is provided with a U-shaped groove, the opening of the U-shaped groove faces the lens barrel, and the connecting rod is abutted to the inner wall of the U-shaped groove.
7. An optical zoom movement group according to claim 5, wherein:
And a gap exists between the limiting table and the connecting plate, and the connecting rod and the sliding rod extend out of the connecting plate.
8. An optical zoom movement group according to claim 7, wherein:
The distance that the connecting rod extends out of the connecting plate is larger than the thickness of a gap between the limiting table and the connecting plate;
The distance that the sliding rod stretches out of the connecting plate is greater than the thickness of a gap between the limiting table and the connecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322025819.0U CN220961964U (en) | 2023-07-31 | 2023-07-31 | Optical zoom mobile group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322025819.0U CN220961964U (en) | 2023-07-31 | 2023-07-31 | Optical zoom mobile group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220961964U true CN220961964U (en) | 2024-05-14 |
Family
ID=91006264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322025819.0U Active CN220961964U (en) | 2023-07-31 | 2023-07-31 | Optical zoom mobile group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220961964U (en) |
-
2023
- 2023-07-31 CN CN202322025819.0U patent/CN220961964U/en active Active
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