CN216622809U

CN216622809U - Zoom lens with large light transmission and high pixels

Info

Publication number: CN216622809U
Application number: CN202122825490.7U
Authority: CN
Inventors: 沈庆梅
Original assignee: Fuzhou Youenli Photoelectric Technology Co ltd
Current assignee: Fuzhou Youenli Photoelectric Technology Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-05-27
Anticipated expiration: 2031-11-18

Abstract

The utility model relates to the technical field of zoom lenses and discloses a zoom lens with large light passing height pixels. This zoom lens of high pixel of big light-passing, through the loose axle, drive gear, the threaded rod, drive gear, the cooperation of drive block and installation frame is used, stir drive gear, under drive gear, drive gear and threaded rod transmission, can let the installation frame remove about can, thereby let the light of following the transmission of zoom lens group grow, with this light-passing property that increases zoom lens, and as long as through stirring drive gear, alright control the regulation to the light-passing property of zoom lens, conveniently operate, the not enough problem of light-passing quantity has been solved.

Description

Zoom lens with large light transmission and high pixels

Technical Field

The utility model relates to the technical field of zoom lenses, in particular to a zoom lens with large light transmission and high pixels.

Background

The zoom lens is a camera lens which can change focal length within a certain range so as to obtain different field angles, images with different sizes and different scene ranges, and the zoom lens can change the shooting range by changing the focal length under the condition of not changing the shooting distance, so that the zoom lens is very favorable for picture composition.

When the existing zoom lens is used, due to the fact that external light is insufficient, the light transmission amount of the lens is insufficient, imaging quality is often not ideal, if a common lens adopts a large aperture to increase the light transmission amount, the common lens has obvious aberration, imaging definition is poor, and the common lens is inconvenient to use, so that the problem is solved by the zoom lens with large light transmission and high pixels.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the zoom lens with large light transmission and high pixel, which has the advantage of large light transmission and solves the problem of insufficient light transmission.

In order to achieve the purpose of large light transmission, the utility model provides the following technical scheme: a zoom lens with large light transmission and high pixel comprises a lens body, a light passing hole formed in the lens body, a fixed lens module fixedly arranged on the left side of the inner wall of the light passing hole, a connecting lens fixedly arranged on the inner wall of the light passing hole and positioned on the right side of the fixed lens module, a fixed groove formed on the right side of the inner part of the lens body and a mounting hole formed in the outer surface of the lens body and communicated with the fixed groove, wherein both sides of the inner wall of the mounting hole are respectively provided with an adjusting mechanism for increasing the light transmission amount, each adjusting mechanism comprises a movable shaft, a driving gear, a threaded rod, a transmission gear, a driving block and a mounting frame, both sides of the inner wall of the mounting hole are respectively and rotatably connected with the movable shaft, the driving gear is fixedly arranged on the outer surface of the movable shaft, the threaded rod is rotatably connected with both sides of the inner wall of the fixed groove, the transmission gear is fixedly arranged on the outer surface of the threaded rod, the surface of threaded rod just is located drive gear's left side threaded connection and has the drive block, the bottom fixed mounting of drive block has the installation frame.

Further, the inside of camera lens body is seted up with fixed lens module and is connected the corresponding draw-in groove of lens, the shape of installation frame is ring shape, the inner wall fixed mounting of installation frame has the lens group that zooms.

Furthermore, the driving gear is meshed with the transmission gear, and the fixing groove is rotatably connected with the threaded rod through a shaft sleeve.

Furthermore, the driving block is in threaded connection with the threaded rod through a threaded hole, a light outlet corresponding to the light passing hole is formed in the right side of the lens body, and the light outlet is in a circular truncated cone shape.

Further, the transmission gear is located on the top of the installation frame, and the fixing grooves are communicated with the light passing holes.

Further, the inner wall both sides of fixed slot and the bottom fixed mounting that is located the installation frame have the gag lever post, the bottom fixed mounting of installation frame has the stopper, and the inside of stopper seted up with gag lever post sliding connection's spacing hole.

Compared with the prior art, the utility model provides a zoom lens with large light transmission and high pixels, which has the following beneficial effects:

this zoom lens of high pixel of big light-passing, through the loose axle, drive gear, the threaded rod, drive gear, the cooperation of drive block and installation frame is used, stir drive gear, under drive gear, drive gear and threaded rod transmission, can let the installation frame remove about can, thereby let the light of following the transmission of zoom lens group grow, with this light-passing property that increases zoom lens, and as long as through stirring drive gear, alright control the regulation to the light-passing property of zoom lens, conveniently operate, the not enough problem of light-passing quantity has been solved.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention.

In the figure: the zoom lens comprises a lens body 1, a light passing hole 2, a light outlet hole 3, a fixing groove 4, a mounting hole 5, a fixed lens module 6, a connecting lens 7, a movable shaft 8, a driving gear 9, a shaft sleeve 10, a threaded rod 11, a driving block 12, a mounting frame 13, a limiting block 14, a limiting rod 15, a zoom lens group 16 and a transmission gear 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a zoom lens with large light transmission and high pixel comprises a lens body 1, a light transmission hole 2 is formed in the lens body 1, a fixed lens module 6 is fixedly mounted on the left side of the inner wall of the light transmission hole 2, a connecting lens 7 is fixedly mounted on the right side of the fixed lens module 6 and on the inner wall of the light transmission hole 2, a fixed groove 4 is formed in the right side of the inside of the lens body 1, the fixed groove 4 is communicated with the light transmission hole 2, a mounting hole 5 communicated with the fixed groove 4 is formed in the outer surface of the lens body 1, and a user can rub a rolling driving gear 9 outside the mounting hole 5 to achieve the effect of increasing the light transmission amount.

Wherein, both sides of the inner wall of the mounting hole 5 are provided with adjusting mechanisms for increasing the light flux, each adjusting mechanism comprises a movable shaft 8, a driving gear 9, a threaded rod 11, a transmission gear 17, a driving block 12 and a mounting frame 13, both sides of the inner wall of the mounting hole 5 are rotatably connected with the movable shafts 8, the outer surface of each movable shaft 8 is fixedly provided with the driving gear 9, both sides of the inner wall of each fixed groove 4 are rotatably connected with the threaded rods 11, the fixed grooves 4 are rotatably connected with the threaded rods 11 through shaft sleeves 10, the outer surface of each threaded rod 11 is fixedly provided with the transmission gear 17, the transmission gear 17 is positioned at the top of the mounting frame 13, the driving gear 9 is externally meshed with the transmission gear 17, the outer surface of each threaded rod 11 and the left side of the transmission gear 17 are in threaded connection with the driving block 12, the driving block 12 is in threaded connection with the threaded rods 11 through threaded holes, and the mounting frame 13 is fixedly arranged at the bottom of the driving block 12, the mounting frame 13 is circular ring-shaped, and the zoom lens group 16 is fixedly mounted on the inner wall of the mounting frame 13.

It can be understood that the adjustment of the light flux can be realized only by shifting the driving gear 9 and transmitting the driving gear 9, the transmission gear 17 and the threaded rod 11, and the operation is convenient.

Referring to fig. 1, a light emitting hole 3 corresponding to the light passing hole 2 is formed in the right side of the lens body 1, the light emitting hole 3 is in a circular truncated cone shape, a clamping groove corresponding to the fixed lens module 6 and the connecting lens 7 is formed in the lens body 1, a limiting rod 15 is fixedly mounted on two sides of the inner wall of the fixed groove 4 and on the bottom of the mounting frame 13, a limiting block 14 is fixedly mounted on the bottom of the mounting frame 13, and a limiting hole slidably connected with the limiting rod 15 is formed in the limiting block 14.

It can be understood that the limiting rod 15 can limit the degree of freedom of the rotation direction of the limiting block 14, so that the mounting frame 13 can only move left and right, and cannot rotate, thereby playing a limiting role.

This embodiment is when using, stirs drive gear 9, and drive gear 9 and transmission gear 17 meshing rotate, drives threaded rod 11 and rotates, and under the gag lever post 15 is to the spacing of stopper 14 for installation frame 13 can remove under the drive of drive block 12 and remove, thereby lets zoom lens group 16 and remove, lets light permeability grow or diminish.

The beneficial effects of the above embodiment are as follows:

this zoom lens of high pixel of big light transmission, through loose axle 8, drive gear 9, threaded rod 11, drive gear 17, the cooperation of drive block 12 and installation frame 13 is used, toggle drive gear 9, under drive gear 9, drive gear 17 and threaded rod 11 transmission, can let installation frame 13 remove about can, thereby let the light of following zoom lens group 16 and sending out become the length, increase zoom lens's light permeability with this, and as long as through toggle drive gear 9, alright control the regulation to zoom lens's light permeability, conveniently operate, the problem of the light permeability not enough has been solved.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a zoom lens of high pixel of big through light, including camera lens body (1), set up in inside unthreaded hole (2) of crossing of camera lens body (1), fixed mounting crosses left fixed lens module (6) of unthreaded hole (2) inner wall, fixed mounting crosses unthreaded hole (2) inner wall and is located connecting lens (7) on fixed lens module (6) right side, set up in fixed slot (4) on camera lens body (1) inside right side and set up in camera lens body (1) surface and mounting hole (5) that are linked together with fixed slot (4), its characterized in that: adjusting mechanisms for increasing the light flux are arranged on two sides of the inner wall of the mounting hole (5);

adjustment mechanism includes loose axle (8), drive gear (9), threaded rod (11), drive gear (17), drive block (12) and installation frame (13), the inner wall both sides of mounting hole (5) are all rotated and are connected with loose axle (8), the outer fixed surface of loose axle (8) installs drive gear (9), the inner wall both sides of fixed slot (4) are all rotated and are connected with threaded rod (11), the outer fixed surface of threaded rod (11) installs drive gear (17), the surface of threaded rod (11) and the left side threaded connection who is located drive gear (17) have drive block (12), the bottom fixed mounting of drive block (12) has installation frame (13).

2. A large-pass high-pixel zoom lens according to claim 1, wherein: the utility model discloses a zoom lens module, including camera lens body (1), the inside of camera lens body (1) is seted up with fixed lens module (6) and is connected the corresponding draw-in groove of lens (7), the shape of installation frame (13) is the ring shape, the inner wall fixed mounting of installation frame (13) has zoom lens group (16).

3. A large-pass high-pixel zoom lens according to claim 1, wherein: the driving gear (9) is meshed with the transmission gear (17), and the fixing groove (4) is rotatably connected with the threaded rod (11) through a shaft sleeve (10).

4. A large-pass high-pixel zoom lens according to claim 1, wherein: the driving block (12) is in threaded connection with the threaded rod (11) through a threaded hole, the right side of the lens body (1) is provided with a light emitting hole (3) corresponding to the light passing hole (2), and the light emitting hole (3) is in a circular truncated cone shape.

5. A large-pass high-pixel zoom lens according to claim 1, wherein: the transmission gear (17) is positioned on the top of the mounting frame (13), and the fixing groove (4) is communicated with the light passing hole (2).

6. A large-pass high-pixel zoom lens according to claim 1, wherein: the inner wall both sides of fixed slot (4) and the bottom fixed mounting that is located installation frame (13) have gag lever post (15), the bottom fixed mounting of installation frame (13) has stopper (14), and the inside of stopper (14) seted up with gag lever post (15) sliding connection's spacing hole.