CN219871915U - Optical lens double-hand-wheel anti-driving structure - Google Patents
Optical lens double-hand-wheel anti-driving structure Download PDFInfo
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- CN219871915U CN219871915U CN202320983487.4U CN202320983487U CN219871915U CN 219871915 U CN219871915 U CN 219871915U CN 202320983487 U CN202320983487 U CN 202320983487U CN 219871915 U CN219871915 U CN 219871915U
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- hand wheel
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- gasket
- driving structure
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- 230000003287 optical effect Effects 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 35
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of optical lenses and discloses an optical lens double-hand-wheel anti-driving structure which comprises a first hand wheel and a second hand wheel, wherein the first hand wheel and the second hand wheel are axially distributed along a lens barrel, and the optical lens double-hand-wheel anti-driving structure further comprises a gasket which is abutted between the first hand wheel and the second hand wheel so as to separate the first hand wheel from the second hand wheel. The utility model can ensure that the two hand wheels are not easy to influence each other.
Description
Technical Field
The utility model relates to the technical field of optical lenses, in particular to a double-hand-wheel anti-driving structure of an optical lens.
Background
The existing lens barrel of the optical lens is often rotated with one or two handwheels for focusing, and on the two-handwheels lens, the two handwheels are often close to each other for abutting, so that when one handwheel rotates, the other handwheel is easy to drive to rotate together, and the focusing accuracy of the lens is affected.
Disclosure of Invention
In order to prevent the two hand wheels from being easily affected, the utility model provides an anti-driving structure of the double hand wheels of the optical lens.
The utility model provides an optical lens double-hand-wheel anti-driving structure, which adopts the following technical scheme:
the utility model provides an optical lens double hand wheel prevents driving structure, includes first hand wheel and second hand wheel, first hand wheel with the second hand wheel is along lens cone axial distribution, still includes the gasket, the gasket butt in first hand wheel with between the second hand wheel, in order to right first hand wheel with the second hand wheel separates.
Through adopting above-mentioned technical scheme, separate through the gasket between first hand wheel and the second hand wheel, reduce first hand wheel or second hand wheel and take place radial displacement in order to drive the possibility of the mutual rotation of other party, improve the stability of first hand wheel and second hand wheel.
Optionally, the first hand wheel includes main wheel and auxiliary wheel, the auxiliary wheel coaxial set up in the main wheel orientation the one end of second hand wheel, have on the second hand wheel and supply the auxiliary wheel to stretch into and rotate the annular, the gasket is located in the annular with the auxiliary wheel offsets.
Through adopting above-mentioned technical scheme, through stretching into the annular with the auxiliary wheel and with the gasket cooperation for the gasket is located inside the second hand wheel, makes the gasket not expose outside, when protecting improvement gasket life to the gasket, can also improve the pleasing to the eye degree of optical lens.
Optionally, the number of the gaskets is at least two.
Through adopting above-mentioned technical scheme, more than two gaskets can further separate first hand wheel and second hand wheel.
Optionally, the lens barrel further comprises a supporting seat, wherein the supporting seat is coaxially arranged on the lens barrel and is used for supporting the first hand wheel and the second hand wheel; the first hand wheel, the second hand wheel and the supporting seat jointly form a space for limiting the gasket.
By adopting the technical scheme, the supporting seat supports the first hand wheel and the second hand wheel, so that the stability between the first hand wheel, the second hand wheel and the lens cone can be improved.
Optionally, the auxiliary wheel, the gasket and the supporting seat are provided with a first sealing groove for interference fit of the first sealing ring, and the supporting seat and the second hand wheel are provided with a second sealing groove for interference fit of the second sealing ring.
Through adopting above-mentioned technical scheme, first sealing washer offsets with the gasket and can carry out spacingly to the gasket, makes the gasket be difficult for rocking to improve the leakproofness between first hand wheel and the second hand wheel. The second sealing ring is not contacted with the gasket so as to reduce the influence of the second hand wheel rotation on the gasket
Optionally, the auxiliary wheel is provided with a hard ring in the first sealing groove, and the hard ring is located at one side of the first sealing ring, which is away from the gasket.
Through adopting above-mentioned technical scheme, the stereoplasm ring is located first seal groove, can support the position of auxiliary wheel relative first seal groove, prevents the auxiliary wheel deformation.
Optionally, the external diameter of the auxiliary wheel is smaller than the caliber of the second hand wheel at the ring groove.
Through adopting above-mentioned technical scheme, the auxiliary wheel external diameter is less than the annular bore and makes the auxiliary wheel rotate the time have the clearance with the annular inner wall to make the auxiliary wheel rotate difficult influence the second hand wheel.
Optionally, the surfaces of the gaskets, which are abutted against the first hand wheel and the second hand wheel, are smooth surfaces.
Through adopting above-mentioned technical scheme, smooth surface makes the rotation of first hand wheel and second hand wheel be difficult for driving the gasket rotation.
In summary, the present utility model includes at least one of the following beneficial effects:
1. the first hand wheel and the second hand wheel are separated through the gasket, so that the possibility that the opposite side is influenced by radial movement when the two hand wheels rotate is reduced;
2. the auxiliary wheel extends into the annular groove to prop against the gasket, so that the gasket is arranged in the second hand wheel, the gasket is protected, the damage of the outside to the gasket is reduced, and the service life of the gasket is prolonged.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
fig. 2 is an enlarged schematic view of the structure at a in fig. 1.
Reference numerals illustrate: 1. a first hand wheel; 101. a main wheel; 102. an auxiliary wheel; 2. the second hand wheel; 3. a lens barrel; 4. a gasket; 5. a ring groove; 6. a support base; 61. a first support ring; 62. a second support ring; 7. a first seal ring; 8. a second seal ring; 9. a first seal groove; 10. a second seal groove; 11. a hard ring.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-2.
The embodiment of the utility model discloses an anti-driving structure of a double hand wheel of an optical lens. Referring to fig. 1 and 2, the optical lens dual-hand-wheel anti-driving structure comprises a first hand wheel 1, a second hand wheel 2, a gasket 4 and a supporting seat 6, wherein the first hand wheel 1 and the second hand wheel 2 are coaxially rotated on a lens barrel 3, the first hand wheel 1 and the second hand wheel 2 are axially distributed along the lens barrel 3, and the gasket 4 is positioned between the first hand wheel 1 and the second hand wheel 2.
Specifically, the supporting seat 6 is annular and is fixedly enclosed on the lens barrel 3, the supporting seat 6 includes a first supporting ring 61 and a second supporting ring 62 which are coaxially connected, the first supporting ring 61 and the second supporting ring 62 are annular, the inner diameter of the first supporting ring 61 is consistent with the inner diameter of the second supporting ring 62, and the outer diameter of the first supporting ring 61 is larger than the outer diameter of the second supporting ring 62.
The first hand wheel 1 comprises a main wheel 101 and an auxiliary wheel 102 which are coaxially and integrally formed, the main wheel 101 is matched with the lens barrel 3, one end face of the main wheel 101, which is close to the auxiliary wheel 102, and one end face of the second hand wheel 2, which is close to the main wheel 101, are close to each other, the auxiliary wheel 102 is positioned at one end of the main wheel 101, which faces the second hand wheel 2, the outer diameter of the auxiliary wheel 102 is smaller than that of the main wheel 101 and the second hand wheel 2, and the inner wall of the auxiliary wheel 102 abuts against the outer wall of the first supporting ring 61.
The inner wall of one end of the second hand wheel 2, which is close to the first hand wheel 1, is abutted against the outer wall of the second supporting ring 62, the end face of one end, facing the main wheel 101, of the second hand wheel 2 is provided with a ring groove 5 for accommodating the auxiliary wheel 102, the first supporting ring 61 extends into the ring groove 5, and the main wheel 101 rotates to drive the auxiliary wheel 102 to rotate in the ring groove 5. And the caliber of the second hand wheel 2 at the ring groove 5 is larger than the outer diameter of the auxiliary wheel 102, so that a rotation gap exists between the auxiliary wheel 102 and the second hand wheel 2.
The number of the gaskets 4 is at least two, in this embodiment, the number of the gaskets 4 is two, and in other embodiments, the number of the gaskets 4 may be three. In this embodiment, the two gaskets 4 are in a ring shape with the outer diameter identical to that of the auxiliary wheel 102, and the two gaskets 4 are located in the ring groove 5, distributed along the axial direction of the lens barrel 3 and abutted against each other.
The gasket 4 internal diameter is greater than first holding ring 61 external diameter, first holding ring 61, auxiliary wheel 102 and second hand wheel 2 enclose jointly and become and be used for placing gasket 4 in order to carry out spacing space to gasket 4, and the both ends that two gaskets 4 deviate from each other butt respectively in the interior end wall of second hand wheel 2 in annular 5 department, and the one end terminal surface that auxiliary wheel 102 deviates from main wheel 101, thereby keep apart second hand wheel 2 and auxiliary wheel 102, and then separate first hand wheel 1 and second hand wheel 2, in order to make the difficult influence the other side when first hand wheel 1 or second hand wheel 2 rotate.
In addition, the end surfaces of the gaskets 4 are smooth surfaces to reduce friction between the second hand wheel 2 and the gaskets 4, between the two gaskets 4, and between the gaskets 4 and the auxiliary wheel 102.
In order to improve the tightness between the first hand wheel 1 and the second hand wheel 2 and the connecting seat, a first sealing ring 7 is arranged between the auxiliary wheel 102 and the first supporting ring 61, a second sealing ring 8 is arranged between the second hand wheel 2 and the second supporting ring 62, and elastic rubber is arranged on the first sealing ring 7 and the second sealing ring 8.
Specifically, a first groove is formed in an inner wall of one end, opposite to the first supporting ring 61, of the auxiliary wheel 102, the first groove is annular and penetrates through one end, far away from the main wheel 101, of the auxiliary wheel 102, the first supporting ring 61 seals the first groove together with the gasket 4, so that a first sealing groove 9 matched with the first sealing ring 7 is formed among the first supporting ring 61, the gasket 4 and the auxiliary wheel 102, and the first sealing ring 7 is placed in the first sealing groove 9 in an interference mode. The first sealing ring 7 is propped against the gaskets 4, so that the first sealing ring 7 has a propping and positioning effect on the two gaskets 4, the possibility of separating the two gaskets 4 is reduced, and the stability of the two gaskets 4 is improved.
An annular second groove is formed in the inner wall of one end, opposite to the second supporting ring 62, of the second hand wheel 2, the second groove is communicated with the annular groove 5, the caliber of the second hand wheel 2 at the groove is smaller than the outer diameter of the first supporting ring 61, the first supporting ring 61 and the second supporting ring 62 seal the second groove, a second sealing groove 10 matched with the second sealing ring 8 is formed among the first supporting ring 61, the second supporting ring 62 and the second hand wheel 2, and the second sealing ring 8 is placed in the second sealing groove 10 in an interference mode.
In addition, the first hand wheel 1 and the second hand wheel 2 are both made of plastic materials, in order to improve stability of the auxiliary wheel 102 relative to the first sealing groove 9, a hard ring 11 located in the first sealing groove 9 is arranged on one side of the first sealing ring 7, which is away from the gasket 4, the hard ring 11 is made of copper, and the hard ring 11 is limited by the first sealing ring 7, the auxiliary wheel 102 and the first supporting ring 61 together so as to support the position of the auxiliary wheel 102 relative to the first sealing groove 9.
The implementation principle of the optical lens double-hand wheel anti-driving structure provided by the embodiment of the utility model is as follows: when the first hand wheel 1 and the second hand wheel 2 are assembled, two gaskets 4 are placed between the auxiliary wheel 102 and the second hand wheel 2 to isolate the first hand wheel 1 and the second hand wheel 2.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides an optical lens double hand wheel prevents driving structure, includes first hand wheel (1) and second hand wheel (2), first hand wheel (1) with second hand wheel (2) are along lens cone (3) axial distribution, its characterized in that: the novel bicycle wheel comprises a first hand wheel (1) and a second hand wheel (2), and is characterized by further comprising a gasket (4), wherein the gasket (4) is abutted between the first hand wheel (1) and the second hand wheel (2) so as to separate the first hand wheel (1) from the second hand wheel (2).
2. The optical lens double-hand wheel anti-driving structure according to claim 1, wherein: the first hand wheel (1) comprises a main wheel (101) and an auxiliary wheel (102), the auxiliary wheel (102) is coaxially arranged at one end of the main wheel (101) facing the second hand wheel (2), the second hand wheel (2) is provided with a ring groove (5) for the auxiliary wheel (102) to extend into and rotate, and the gasket (4) is positioned in the ring groove (5) and props against the auxiliary wheel (102).
3. The optical lens double-hand wheel anti-driving structure according to claim 1, wherein: the number of the gaskets (4) is at least two.
4. The optical lens double-hand wheel anti-driving structure according to claim 2, wherein: the lens barrel comprises a lens barrel body (3) and is characterized by also comprising a supporting seat (6), wherein the supporting seat (6) is coaxially arranged on the lens barrel body (3) and is used for supporting the first hand wheel (1) and the second hand wheel (2); the first hand wheel (1), the second hand wheel (2) and the supporting seat (6) jointly form a space for limiting the gasket (4).
5. The optical lens double hand wheel anti-driving structure according to claim 4, wherein: still include first sealing washer (7) and second sealing washer (8), auxiliary wheel (102) gasket (4) and supporting seat (6) are formed with confession first sealing groove (9) of first sealing washer (7) interference fit, supporting seat (6) and second hand wheel (2) are formed with confession second sealing groove (10) of second sealing washer (8) interference fit.
6. The optical lens double hand wheel anti-driving structure according to claim 5, wherein: the auxiliary wheel (102) is provided with a hard ring (11) in the first sealing groove (9), and the hard ring (11) is positioned on one side of the first sealing ring (7) away from the gasket (4).
7. The optical lens double-hand wheel anti-driving structure according to claim 2, wherein: the outer diameter of the auxiliary wheel (102) is smaller than the caliber of the second hand wheel (2) at the ring groove (5).
8. The optical lens double-hand wheel anti-driving structure according to claim 1, wherein: the surfaces of the gaskets (4) which are abutted against the first hand wheel (1) and the second hand wheel (2) are smooth surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320983487.4U CN219871915U (en) | 2023-04-27 | 2023-04-27 | Optical lens double-hand-wheel anti-driving structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320983487.4U CN219871915U (en) | 2023-04-27 | 2023-04-27 | Optical lens double-hand-wheel anti-driving structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219871915U true CN219871915U (en) | 2023-10-20 |
Family
ID=88370307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320983487.4U Active CN219871915U (en) | 2023-04-27 | 2023-04-27 | Optical lens double-hand-wheel anti-driving structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219871915U (en) |
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2023
- 2023-04-27 CN CN202320983487.4U patent/CN219871915U/en active Active
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