CN212207803U

CN212207803U - Focusing ring capable of adjusting two different types of lenses

Info

Publication number: CN212207803U
Application number: CN202020566533.7U
Authority: CN
Inventors: 付金姣
Original assignee: Jiangxi Quanzhi Information Technology Co ltd
Current assignee: Jiangxi Quanzhi Information Technology Co ltd
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-22
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a focusing ring of two kinds of adjustable different grade type camera lenses relates to focusing ring technical field, which comprises a fixed base, one side fixedly connected with outer lens cone of fixing base, the outside swing joint of outer lens cone has the sleeve, one side fixedly connected with mount pad of outer lens cone is kept away from to the sleeve, the activity groove has been seted up at the top of mount pad, the outside of mount pad is rotated and is connected with the ring, the internal thread has been seted up to the inside of ring, the guiding gutter has all been seted up to the inner wall both sides in activity groove, the equal fixedly connected with water conservancy diversion strip in both sides of ring, the inside of mount pad is equipped with the cavity. This focusing ring of two kinds of adjustable different grade type camera lenses through setting up adjustment mechanism, can make the fixture block stretch out and draw back, makes camera lens simple to operate swift to the realization focuses on not unidimensional camera lenses, has enlarged focusing ring's application range, through setting up waterproof construction, inside messenger's rainwater can not enter into the lens cone, has strengthened the water-proof effects of camera lens, convenient to popularize and use.

Description

Focusing ring capable of adjusting two different types of lenses

Technical Field

The utility model relates to a focusing ring technical field specifically is a focusing ring of two kinds of adjustable different grade type camera lenses.

Background

A focus ring is a device on a camera lens for adjusting the focal length. By rotating the focusing ring, the focal length of the lens can be adjusted, so that an object to be shot can be clearly imaged on the camera. The existing focusing ring has certain defects when in use, can not effectively adjust the size of an inner ring according to the difference of the sizes of lenses, and can not adapt to the focusing of various lenses. Meanwhile, as the focusing ring is arranged in the opening, when the focusing ring is used in rainy days, water is easy to enter from the focusing ring, so that the equipment is damaged, and the popularization and the use are not facilitated.

In chinese utility model patent application no: CN201620501593.4 discloses a focusing ring, and the device includes the focusing ring body of cover tube-shape, and the outside of focusing ring body is provided with annular recess, and the recess sets up around focusing ring body outside a week, and the inboard of focusing ring body is provided with the left-handed screw, and the position of left-handed screw and recess is relative, and left-handed screw and recess all are close to the one end of focusing ring body. The focusing ring can not adapt to lenses with different sizes in the use process, can only focus for one lens, and has a small use range.

Therefore, it is necessary to provide a focus ring capable of adjusting two different types of lenses to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

An object of the utility model is to provide a focusing ring of two kinds of adjustable different grade type camera lenses to solve the current focusing ring application range who provides among the above-mentioned background art little and the poor problem of water-proof effects.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a focusing ring capable of adjusting two different types of lenses comprises a fixed seat, wherein an outer lens barrel is fixedly connected to one side of the fixed seat, a sleeve is movably connected to the outer side of the outer lens barrel, a mounting seat is fixedly connected to one side, away from the outer lens barrel, of the sleeve, a movable groove is formed in the top of the mounting seat, a circular ring is rotatably connected to the outer side of the mounting seat, internal threads are formed in the circular ring, guide grooves are formed in two sides of the inner wall of each movable groove, guide strips are fixedly connected to two sides of the circular ring, a cavity is formed in the mounting seat, a sliding block is slidably connected to the bottom of the cavity, external threads are formed in the top of the sliding block, an inner lens barrel is fixedly connected to the inner portion of the mounting seat, a groove is formed in the top of the inner lens barrel, a moving block is movably, the bottom of the push rod is fixedly connected with a clamping block, the bottom of the moving block is fixedly connected with a spiral spring, and the inner wall of the inner lens cone is provided with a through hole.

Preferably, the number of the through holes is four, and the four through holes are arranged circumferentially.

Preferably, the shape of the diversion strips is circular, the opening at one end of the diversion trench close to the circular ring is inclined upwards by 50 degrees, and the diversion strips are matched with the opening of the diversion trench.

Preferably, the fixture block is made of silica gel.

Preferably, one end of the spiral spring is fixedly connected with the moving block, and the other end of the spiral spring is fixedly connected with the bottom of the groove.

Preferably, the sliding block is engaged and connected with the circular ring through external threads and internal threads.

Preferably, the inner wall of the sleeve is provided with right-handed threads.

Preferably, the contact surfaces of the moving block and the sliding block are inclined surfaces.

(III) advantageous effects

Compared with the prior art, the utility model provides a focusing ring of two kinds of adjustable different grade type camera lenses possesses following beneficial effect:

1. this focusing ring of two kinds of adjustable different grade type camera lenses through setting up adjustment mechanism, can make the fixture block stretch out and draw back, makes camera lens simple to operate swift to the realization focuses on not unidimensional camera lenses, has enlarged the application range of focusing ring.

2. This focusing ring of two kinds of adjustable different grade type camera lenses through setting up waterproof construction, makes the rainwater can not enter into inside the lens cone, has strengthened the water-proof effects of camera lens, convenient to popularize and use.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic sectional view of the mounting structure of the present invention;

fig. 3 is a schematic left-side sectional view of the mounting structure of the present invention;

FIG. 4 is a schematic partial sectional view of the structure of the present invention;

fig. 5 is a schematic cross-sectional view of the structure shown in fig. 2 according to the present invention.

In the figure: 1. a fixed seat; 2. an outer barrel; 3. a sleeve; 4. a circular ring; 5. a mounting seat; 6. left-handed threads; 7. a movable groove; 8. a cavity; 9. a slider; 10. a clamping block; 11. a push rod; 12. a moving block; 13. A coil spring; 14. an inner barrel; 15. a groove; 16. a flow guide strip; 17. a diversion trench; 18. a through hole; 19. An external thread; 20. an internal thread.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, a focusing ring for adjusting two different types of lenses comprises a fixed base 1, an outer lens cone 2 is fixedly connected to one side of the fixed base 1, a sleeve 3 is movably connected to the outer side of the outer lens cone 2, a right-handed thread is formed on the inner wall of the sleeve 3, a left-handed thread 6 is matched with the right-handed thread, the outer lens cone 2 and the sleeve 3 are sleeved or separated from each other by rotating the sleeve 3, so that the position of the lens can be changed, thereby realizing the focusing function, a mounting base 5 is fixedly connected to one side of the sleeve 3 away from the outer lens cone 2, a movable groove 7 is formed at the top of the mounting base 5, a circular ring 4 is rotatably connected to the outer side of the mounting base 5, an internal thread 20 is formed inside the circular ring 4, guide grooves 17 are formed on both sides of the inner wall of the movable groove 7, guide strips 16 are circular, an, the diversion strips 16 are matched with the openings of the diversion grooves 17, so that water entering the movable groove 7 slides into the diversion grooves 17 through the diversion strips 16, finally flows out of the diversion grooves 17, rainwater cannot enter the lens cone through the arrangement of a waterproof structure, the waterproof effect of the lens is enhanced, the popularization and the use are convenient, the diversion strips 16 are fixedly connected to the two sides of the circular ring 4, the cavity 8 is arranged in the mounting seat 5, the bottom of the cavity 8 is slidably connected with the sliding block 9, the sliding block 9 and the circular ring 4 are meshed and connected through the external threads 19 and the internal threads 20, the lens can be clamped and fixed through rotating the circular ring 4, the lens is simple and convenient, the external threads 19 are arranged at the top of the sliding block 9, the inner lens cone 14 is fixedly connected to the inside of the mounting seat 5, the groove 15 is arranged at the top of the inner lens cone 14, the movable block 12 is movably connected to the inside of the groove 15, the movement of the sliding block 9 enables the moving block 12 to move towards the inner side of the inner lens cone 14, a push rod 11 is fixedly connected to the middle of the bottom end of the moving block 12, a clamping block 10 is fixedly connected to the bottom of the push rod 11, the clamping block 10 is made of silica gel, a spiral spring 13 is fixedly connected to the bottom of the moving block 12, one end of the spiral spring 13 is fixedly connected with the moving block 12, the other end of the spiral spring 13 is fixedly connected with the bottom of the groove 15, through holes 18 are formed in the inner wall of the inner lens cone 14, the through holes 18 are four, the four through holes 18 are arranged in the circumferential direction, the clamping block 10 can stretch out and draw back through the arrangement of an adjusting mechanism, the lens is convenient and fast to mount.

The working principle is as follows: during operation, the circular ring 4 is rotated, the circular ring 4 drives the sliding block 9 to move leftwards along the surface of the inner lens cone 14, so that the moving block 12 is compressed, the moving block 12 moves downwards to extrude the spiral spring 13, the moving block 12 pushes the push rod 11 to move downwards, the distance between the clamping blocks 10 is reduced, clamping of a lens is achieved, then the sleeve 3 is rotated, the sleeve 3 drives the mounting seat 5 and the inner lens cone 14 to rotate together, the position of the lens in the inner lens cone 14 is changed, a focusing function is achieved, when rainwater enters the movable groove 7, the rainwater is intercepted by the flow guide strips 16, the rainwater flows into the flow guide grooves 17 along the inclined planes at the tops of the flow guide strips 16 and flows out of the flow guide grooves 17, the rainwater is effectively prevented from entering the lens cone, and the waterproof effect of the device is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a focusing ring of two adjustable different grade type camera lenses, includes fixing base (1), its characterized in that: an outer lens cone (2) is fixedly connected to one side of the fixed seat (1), a sleeve (3) is movably connected to the outer side of the outer lens cone (2), a mounting seat (5) is fixedly connected to one side, far away from the outer lens cone (2), of the sleeve (3), a movable groove (7) is formed in the top of the mounting seat (5), a circular ring (4) is rotatably connected to the outer side of the mounting seat (5), internal threads (20) are formed in the circular ring (4), guide grooves (17) are formed in two sides of the inner wall of the movable groove (7), guide strips (16) are fixedly connected to two sides of the circular ring (4), a cavity (8) is formed in the mounting seat (5), a sliding block (9) is slidably connected to the bottom of the cavity (8), external threads (19) are formed in the top of the sliding block (9), and an inner lens cone (14) is fixedly connected to the inside of the mounting seat, the top of the inner lens cone (14) is provided with a groove (15), a moving block (12) is movably connected inside the groove (15), the middle of the bottom end of the moving block (12) is fixedly connected with a push rod (11), the bottom of the push rod (11) is fixedly connected with a clamping block (10), the bottom of the moving block (12) is fixedly connected with a spiral spring (13), and the inner wall of the inner lens cone (14) is provided with a through hole (18).

2. The focus ring of claim 1, wherein: the number of the through holes (18) is four, and the four through holes (18) are arranged in the circumferential direction.

3. The focus ring of claim 1, wherein: the shape of the diversion strips (16) is circular, the opening at one end of the diversion groove (17) close to the circular ring (4) inclines upwards by 50 degrees, and the diversion strips (16) are matched with the opening of the diversion groove (17).

4. The focus ring of claim 1, wherein: the fixture block (10) is made of silica gel.

5. The focus ring of claim 1, wherein: one end of the spiral spring (13) is fixedly connected with the moving block (12), and the other end of the spiral spring (13) is fixedly connected with the bottom of the groove (15).

6. The focus ring of claim 1, wherein: the sliding block (9) is meshed and connected with the circular ring (4) through an external thread (19) and an internal thread (20).

7. The focus ring of claim 1, wherein: the inner wall of the sleeve (3) is provided with right-handed threads.

8. The focus ring of claim 1, wherein: the contact surfaces of the moving block (12) and the sliding block (9) are inclined surfaces.