CN214540189U

CN214540189U - Focusing and traction assembly for optical lens

Info

Publication number: CN214540189U
Application number: CN202120622558.9U
Authority: CN
Inventors: 邵志军; 刘有亮
Original assignee: Jiangsu Haona Photoelectric Co ltd
Current assignee: Jiangsu Haona Photoelectric Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-10-29
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses an optical lens piece focusing pulls subassembly, based on the camera body, including the lens cone, adjust a section of thick bamboo, the sleeve, a sliding cylinder, the small motor, the driving gear, driven gear, it connects in the preceding lateral part intermediate position of camera to adjust a section of thick bamboo rotation, driven gear is located inside the camera, driven gear and an adjustment section of thick bamboo fixed connection, the small motor is located the camera, the driving gear is connected with the small motor transmission, the driving gear is connected with the driven gear transmission, the cover is equipped with the sleeve on adjusting the section of thick bamboo, the lens cone is located between sleeve and the regulation section of thick bamboo with the sliding cylinder, all be equipped with the screw thread on an adjustment section of thick bamboo and the sliding cylinder, adjust a section of thick bamboo and sliding cylinder threaded connection, be equipped with the spout on the sleeve, be equipped with the slider corresponding with the spout on the sliding cylinder, optical lens piece is located the preceding lateral part of lens cone. The utility model has the advantages of conveniently changing the optical lens piece, conveniently carrying and conveniently adjusting the focal length.

Description

Focusing and traction assembly for optical lens

Technical Field

The utility model relates to an optical lens piece application, in particular to optical lens piece focusing pulls subassembly.

Background

At present, the use of optical lenses, the installation is changed and all need to change supporting lens cone, makes the camera very conveniently carry, because need carry a large amount of lens cones simultaneously, leads to carrying the volume increase, and simultaneously, some camera adjusting focal length still use the hand to adjust, and is not very convenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an optical lens piece focusing pulls subassembly has the convenient optical lens piece of changing, conveniently carries, the convenient focus adjusting's of convenience advantage.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an optical lens piece focusing pulls subassembly, is based on camera body, its characterized in that: including lens cone, a regulation section of thick bamboo, sleeve, a sliding cylinder, small motor, driving gear, driven gear, it connects in the front side intermediate position of camera to adjust a section of thick bamboo rotation, driven gear is located inside the camera, driven gear and regulation section of thick bamboo fixed connection, the small motor is located the camera, the driving gear is connected with the small motor transmission, the driving gear is connected with the driven gear transmission, the cover is equipped with the sleeve on adjusting the section of thick bamboo, the lens cone is located between sleeve and the regulation section of thick bamboo with the sliding cylinder, all be equipped with the screw thread on regulation section of thick bamboo and the sliding cylinder, adjust a section of thick bamboo and sliding cylinder threaded connection, be equipped with the spout on the sleeve, be equipped with the slider corresponding with the spout on the sliding cylinder, optical lens is located the front side portion of lens cone.

The preferred scheme is as follows:

preferably: the front side part of the sliding cylinder is abutted against the rear side part of the lens barrel. The sliding cylinder is used for driving the lens barrel to move back and forth.

Preferably: the rear side part of the lens cone is provided with a circle of clamping grooves with dovetail-shaped cross sections, the front side part of the sliding cylinder is provided with clamping blocks corresponding to the rotating grooves, and the lens cone is clamped with the sliding cylinder. The clamping groove is arranged, the clamping block on the sliding barrel can be clamped in the clamping groove, and meanwhile, the lens barrel can be taken conveniently to replace the optical lens.

Preferably: a gap is arranged between the front side part of the sliding groove and the front side part of the sleeve, and the distance of the gap is two thirds of the length of the lens cone. The sliding cylinder can be prevented from sliding out of the sleeve.

Preferably: the adjusting device is characterized in that a rotating block and a rotating groove are respectively arranged at the joint of the adjusting cylinder and the camera, the rotating block is positioned on the adjusting cylinder, and the rotating groove is positioned on the camera. The adjusting cylinder is rotatably connected with the camera through a rotating block.

Preferably: the camera is provided with a rotation adjusting switch, and the rotation adjusting switch is in transmission connection with the small motor. The small motor can be driven to rotate by rotating the adjusting switch, and then the focal length can be adjusted.

Preferably: and a rubber pad is fixedly arranged on the rear side part of the sliding cylinder. The rubber pad is arranged to prevent the sliding barrel from colliding with the front side of the camera when the sliding barrel moves backwards.

Preferably: the clamping block is a rubber clamping block. The rubber clamping block can facilitate the insertion and the extraction of the lens cone.

To sum up, the utility model has the advantages of conveniently change optical lens piece, conveniently carry, conveniently adjust focal length.

Drawings

FIG. 1 is a schematic view showing the overall configuration of the embodiment;

fig. 2 is a partial sectional view of the embodiment.

In the figure, 1, a lens barrel; 2. an adjusting cylinder; 3. a sleeve; 4. a sliding cylinder; 5. a small-sized motor; 6. a driving gear; 7. a driven gear; 8. a slider; 9. a clamping block; 10. rotating the block; 11. an adjustment switch; 12. and (7) a rubber pad.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

As shown in fig. 1-2, an optical lens focusing traction assembly, based on a camera body, comprises a lens barrel 1, an adjusting cylinder 2, a sleeve 3, a sliding cylinder 4, a small motor 5, a driving gear 6, and a driven gear 7, wherein the adjusting cylinder 2 is rotatably connected to the middle position of the front side of the camera, the driven gear 7 is located inside the camera, the driven gear 7 is fixedly connected with the adjusting cylinder 2, the small motor 5 is located in the camera, the driving gear 6 is connected with the transmission of the small motor 5, the driving gear 6 is connected with the transmission of the driven gear 7, the sleeve 3 is sleeved on the adjusting cylinder 2, the lens cone 1 and the sliding cylinder 4 are positioned between the sleeve 3 and the adjusting cylinder 2, the adjusting cylinder 2 and the sliding cylinder 4 are both provided with threads, the adjusting cylinder 2 is connected with the sliding cylinder 4 through the threads, the sleeve 3 is provided with a sliding groove, the sliding cylinder 4 is provided with a sliding block 8 corresponding to the sliding groove, and the optical lens is positioned at the front side part of the lens cone 1. The front side of the slide cylinder 4 abuts against the rear side of the lens barrel 1. The sliding cylinder 4 is used for driving the lens barrel 1 to move back and forth.

The rear side part of the lens cone 1 is provided with a circle of clamping grooves with dovetail-shaped cross sections, the front side part of the sliding cylinder 4 is provided with a clamping block 9 corresponding to the rotating groove, and the lens cone 1 is clamped with the sliding cylinder 4. The lens barrel is provided with a clamping groove, the clamping block 9 on the sliding barrel 4 can be clamped in the clamping groove, and meanwhile, the lens barrel 1 can be taken conveniently to replace the optical lens.

A gap is arranged between the front side part of the sliding groove and the front side part of the sleeve 3, and the distance of the gap is two thirds of the length of the lens barrel 1. The slide cylinder 4 can be prevented from slipping out of the sleeve 3. The adjusting cylinder 2 is provided with a rotating block 10 and a rotating groove at the connection part with the camera, the rotating block 10 is positioned on the adjusting cylinder 2, and the rotating groove is positioned on the camera. The adjusting cylinder 2 is rotatably connected with the camera through a rotating block 10. The camera is provided with a rotation adjusting switch 11, and the rotation adjusting switch 11 is in transmission connection with the small motor 5. The small motor 5 can be driven to rotate by rotating the adjusting switch 11, and then the focal length can be adjusted. A rubber pad 12 is fixedly arranged at the rear side part of the sliding cylinder 4. The rubber pad 12 is provided to prevent the slide cylinder 4 from hitting the front side of the camera when moving backward.

The specific implementation process comprises the following steps:

when the lens needs to be changed, pull down lens cone 1 forward, change optical lens in lens cone 1 department, after the change, be fixed in the lens cone 1 on the regulation section of thick bamboo 2 of camera through fixture block 9 and draw-in groove, at this moment, rotate regulating switch 11, small motor 5 rotates, drive driving gear 6 and rotate, because driving gear 6 and driven gear 7 intermeshing, and then drive regulation section of thick bamboo 2 and rotate, because regulation section of thick bamboo 2 and 4 threaded connection of sliding cylinder, sliding cylinder 4 slides through slider 8 with sleeve 3 and is connected, therefore the back-and-forth movement of sliding cylinder 4, and then drive lens cone 1 back-and-forth movement.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides an optical lens piece focusing pulls subassembly, is based on camera body, its characterized in that: comprises a lens cone (1), an adjusting cylinder (2), a sleeve (3), a sliding cylinder (4), a small motor (5), a driving gear (6) and a driven gear (7), wherein the adjusting cylinder (2) is rotatably connected to the middle position of the front side part of a camera, the driven gear (7) is positioned inside the camera, the driven gear (7) is fixedly connected with the adjusting cylinder (2), the small motor (5) is positioned in the camera, the driving gear (6) is in transmission connection with the small motor (5), the driving gear (6) is in transmission connection with the driven gear (7), the adjusting cylinder (2) is sleeved with the sleeve (3), the lens cone (1) and the sliding cylinder (4) are positioned between the sleeve (3) and the adjusting cylinder (2), the adjusting cylinder (2) and the sliding cylinder (4) are both provided with threads, and the adjusting cylinder (2) is in threaded connection with the sliding cylinder (4), the optical lens barrel is characterized in that a sliding groove is formed in the sleeve (3), a sliding block (8) corresponding to the sliding groove is arranged on the sliding barrel (4), and the optical lens is located on the front side portion of the lens barrel (1).

2. The optical lens focusing traction assembly of claim 1, wherein: the front side part of the sliding cylinder (4) is abutted against the rear side part of the lens barrel (1).

3. The optical lens focusing traction assembly of claim 2, wherein: the rear side part of the lens cone (1) is provided with a circle of clamping grooves with dovetail-shaped cross sections, the front side part of the sliding cylinder (4) is provided with a clamping block (9) corresponding to the rotating groove, and the lens cone (1) is clamped with the sliding cylinder (4).

4. The optical lens focusing traction assembly of claim 1, wherein: a gap is arranged between the front side part of the sliding groove and the front side part of the sleeve (3), and the distance of the gap is two thirds of the length of the lens cone (1).

5. The optical lens focusing traction assembly of claim 1, wherein: the camera adjusting device is characterized in that a rotating block (10) and a rotating groove are respectively arranged at the joint of the adjusting barrel (2) and the camera, the rotating block (10) is located on the adjusting barrel (2), and the rotating groove is located on the camera.

6. The optical lens focusing traction assembly of claim 1, wherein: the camera is provided with a rotation adjusting switch (11), and the rotation adjusting switch (11) is in transmission connection with the small motor (5).

7. The optical lens focusing traction assembly of claim 3, wherein: a rubber pad (12) is fixedly arranged on the rear side part of the sliding cylinder (4).

8. The optical lens focusing traction assembly of claim 3, wherein: the fixture block (9) is a rubber fixture block.