CN216083222U

CN216083222U - Electric focusing high-definition optical lens

Info

Publication number: CN216083222U
Application number: CN202122137716.4U
Authority: CN
Inventors: 占海斌
Original assignee: Shenzhen Chenghao Photoelectric Technology Co ltd
Current assignee: Shenzhen Chenghao Photoelectric Technology Co ltd
Priority date: 2021-09-06
Filing date: 2021-09-06
Publication date: 2022-03-18
Anticipated expiration: 2031-09-06

Abstract

The utility model relates to the technical field of optical lenses, and discloses an electric focusing high-definition optical lens, wherein a motor drives a rotary sleeve to rotate, the rotary sleeve drives two independent lens supports to relatively or oppositely translate and slide under the restraint of a guide groove through a spiral groove and a positioning pin so as to change the position of a lens focus, thereby changing the focal length of the lens and changing the visual angle of the lens, thereby realizing the enlargement and reduction of the image, meanwhile, the accurate and quick response adjustment of the focal length of the lens is realized through the real-time positioning of the feedback potentiometer, so that the lens can change the shooting range by changing the focal length under the condition of not changing the shooting distance, because one zoom lens can play the role of a plurality of fixed-focus lenses, the number of the carried photographic equipment is reduced during traveling, the time for replacing the lenses is saved, and the practicability is strong.

Description

Electric focusing high-definition optical lens

Technical Field

The utility model relates to the technical field of optical lenses, in particular to an electric focusing high-definition optical lens.

Background

At present, some existing camera lenses generally have no optical zooming function, because the root parts in the camera bodies do not allow the movement of photosensitive devices, the focal lengths of the camera lenses cannot be adjusted, and further scenes cannot be shot.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide an electric focusing high-definition optical lens, aiming at changing the focal length of the lens by moving a lens through a motor to enlarge or reduce a scene to be shot so that the lens can shoot a farther scene.

In order to achieve the above object, the present invention provides an electric focusing high definition optical lens, which comprises a main lens barrel, a rotary sleeve, a first lens holder, a second lens holder, lenses, positioning pins, a motor, a feedback potentiometer, a gear and a protective lens, wherein the rotary sleeve is rotatably sleeved on the outer peripheral wall of the main lens barrel, the first lens holder and the second lens holder are respectively embedded in the main lens barrel in a manner of being capable of relatively or relatively horizontally moved and sliding along the axial direction, the lenses are respectively embedded in the first lens holder and the second lens holder in a parallel manner, the positioning pins are respectively convexly arranged on the outer peripheral walls of the first lens holder and the second lens holder, the outer peripheral wall of the rotary sleeve is correspondingly concavely provided with two spiral grooves, the outer peripheral wall of the main lens barrel is correspondingly concavely provided with two guide grooves extending along the axial direction, the positioning pins are respectively and slidably embedded in the guide grooves and the spiral grooves in sequence, the motor and the feedback potentiometer are arranged on the peripheral wall of the rear end part of the main lens cone side by side, the gear is arranged on the output shafts of the motor and the feedback potentiometer respectively, a rack is convexly arranged on the peripheral wall of the rear end part of the rotary sleeve along the circumferential direction, the gear is meshed with the rack and is connected with the rack, and the protective lens is embedded in the front end part of the main lens cone.

Further, still include first bearing and second bearing, first bearing and second bearing overlap respectively and locate the preceding tip and the rear end portion of the periphery wall of main lens cone, the internal perisporium of the preceding tip of rotatory sleeve and rear end portion is concave respectively along the circumferencial direction and is equipped with a first spacing groove, first bearing and second bearing inlay respectively and locate set up in the first spacing groove, just the periphery wall of the rear end portion of main lens cone is protruding to be equipped with a spacing step, the second bearing with the front end wall butt of spacing step sets up.

Further, still include solid fixed ring, gu fixed ring detachable cover is located on the periphery wall of the front end of main lens cone, just gu fixed ring's rear end with the front end butt setting of first bearing.

Further, still include the lens clamping ring, the internal perisporium of the front end portion of main lens cone is equipped with a second spacing groove along the circumferencial direction concave, the protection lens inlays to be located the second spacing inslot sets up, the lens clamping ring pass through screw detachable set up in on the front end wall of main lens cone, just the rear end portion of lens clamping ring with the front end portion butt setting of protection lens.

Furthermore, the periphery wall of the rear end of the main lens cone is convexly provided with an installation plate along the circumferential direction, and the installation plate is concavely provided with a plurality of installation holes along the circumferential direction.

By adopting the technical scheme of the utility model, the utility model has the following beneficial effects: the utility model adopts the technical scheme that a rotating sleeve is rotatably sleeved on the peripheral wall of a main lens cone, a first lens support and a second lens support are respectively embedded in the main lens cone in a way of relatively moving or relatively moving and sliding along the axial direction, lenses are respectively embedded in the first lens support and the second lens support in parallel, positioning pins are respectively convexly arranged on the peripheral walls of the first lens support and the second lens support, the peripheral wall of the rotating sleeve is relatively concavely provided with two spiral grooves, the peripheral wall of the main lens cone is relatively concavely provided with two guide grooves extending along the axial direction, the positioning pins are respectively embedded in the guide grooves and the spiral grooves in a sliding way, a motor and a feedback potentiometer are arranged on the peripheral wall of the rear end part of the main lens cone side by side, the motor is electrically connected with the feedback potentiometer, a gear is respectively arranged on output shafts of the motor and the feedback potentiometer, and a rack is convexly arranged on the peripheral wall of the rear end part of the rotating sleeve along the circumferential direction, the gear is connected with rack toothing respectively, it rotates to drive rotatory sleeve through the motor, rotatory sleeve passes through helicla flute and two independent lens supports of locating pin drive relative or translation in opposite directions slip under the guide way restraint, change the position of camera lens focus, thereby change the length of camera lens focus, and change the visual angle size of camera lens, thereby realize the enlargeing and reducing of image, fix a position in real time through the feedback potentiometer simultaneously, realize the accurate quick response regulation of camera lens focus, thereby make the camera lens under the condition that does not change the shooting distance, can change the shooting scope through changing the focus, because a zoom lens can play the effect of a plurality of fixed focus camera lens concurrently, not only reduced the quantity of carrying photographic equipment when going out the tourism, the time of changing the camera lens has also been saved, therefore, the clothes hanger is strong in practicability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic diagram of an overall structure of an electric focusing high definition optical lens according to the present invention;

fig. 2 is a schematic view of an overall structure of another view angle of the electric focusing high definition optical lens according to the present invention;

fig. 3 is an exploded schematic view of an electric focusing high definition optical lens according to the present invention;

fig. 4 is another exploded schematic view of an electric focusing high definition optical lens according to the present invention;

fig. 5 is a schematic diagram of a partially exploded structure of an electric focusing high definition optical lens according to the present invention.

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

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.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an electric focusing high-definition optical lens.

As shown in fig. 1 to 5, in an embodiment of the present invention, the electric focusing high definition optical lens includes a main barrel 101, a rotating sleeve 102, a first lens holder 103, a second lens holder 104, a lens 105, a positioning pin 106, a motor 107, a feedback potentiometer 108, a gear 109 and a protective lens 110, wherein the rotating sleeve 102 is rotatably sleeved on an outer circumferential wall of the main barrel 101, the first lens holder 103 and the second lens holder 104 are respectively embedded in the main barrel 101 in an opposite or opposite translational manner along an axial direction, the lens 105 is respectively embedded in the first lens holder 103 and the second lens holder 104 in a parallel manner, the positioning pin 106 is respectively protruded on outer circumferential walls of the first lens holder 103 and the second lens holder 104, the outer circumferential wall of the rotating sleeve 102 is relatively recessed with two spiral grooves 1021, the outer circumferential wall of the main barrel 101 is relatively recessed with two guide grooves 1011 extending along the axial direction, the locating pin 106 slidable respectively in proper order inlays and locates set up in guide way 1011 and the spiral groove 1021, motor 107 and feedback potentiometer 108 set up side by side on the periphery wall of the rear end portion of main lens cone, gear 109 set up respectively in on the output shaft of motor 107 and feedback potentiometer 108, the periphery wall of the rear end portion of rotatory sleeve 102 is equipped with a rack 111 along the circumferencial direction is protruding, gear 109 respectively with rack 111 meshes and connects, protection lens 110 inlays and locates the front end portion setting of main lens cone 101.

Specifically, the lens barrel further comprises a first bearing 112 and a second bearing 113, the first bearing 112 and the second bearing 113 are respectively sleeved on the front end portion and the rear end portion of the outer peripheral wall of the main lens barrel 101, the inner peripheral walls of the front end portion and the rear end portion of the rotating sleeve 102 are respectively provided with a first limiting groove 1022 in a concave manner along the circumferential direction, the first bearing 112 and the second bearing 113 are respectively embedded in the first limiting groove 1022, a limiting step 1012 is convexly arranged on the outer peripheral wall of the rear end portion of the main lens barrel 101, and the second bearing 113 is abutted to the front end wall of the limiting step 1012.

Specifically, the lens barrel further comprises a fixing ring 114, the fixing ring 114 is detachably sleeved on the outer peripheral wall of the front end portion of the main lens barrel 101, and the rear end portion of the fixing ring 114 is abutted to the front end portion of the first bearing 112.

Specifically, the lens barrel further comprises a lens pressing ring 115, wherein a second limiting groove 1013 is concavely arranged on the inner circumferential wall of the front end portion of the main barrel 101 along the circumferential direction, the protection lens 110 is embedded in the second limiting groove 1013, the lens pressing ring 115 is detachably arranged on the front end wall of the main barrel 101 through a screw, and the rear end portion of the lens pressing ring 115 is abutted to the front end portion of the protection lens 110.

Specifically, an installation plate 116 is protruded along the circumferential direction on the outer peripheral wall of the rear end portion of the main barrel 101, and a plurality of installation holes 1161 are concavely formed along the circumferential direction on the installation plate 116.

Specifically, the feedback potentiometer is a typical contact absolute type angle sensor, and has a sliding contact on a resistive film (including a carbon resistive film, a conductive plastic film, a metal resistive film, a conductive ceramic film, and the like), and the position of the contact is changed by an external action so as to change the ratio of the upper resistance to the lower resistance of the resistive film, thereby realizing that the voltage of an output end is changed along with the external position. The feedback potentiometer is composed of a driving gear, a spindle and a slide block. The adjusting motor drives the gear to rotate, so that the mandrel is driven to rotate, the sliding block slides left and right on the mandrel, and the resistance value is output through the wiring end and fed back to the control unit, so that accurate positioning is realized.

Specifically, the utility model is rotationally sleeved on the peripheral wall of a main lens cone through a rotating sleeve, a first lens support and a second lens support are respectively embedded in the main lens cone in a way of relatively moving or relatively moving and sliding along the axial direction, lenses are respectively embedded in the first lens support and the second lens support in parallel, positioning pins are respectively convexly arranged on the peripheral walls of the first lens support and the second lens support, the peripheral wall of the rotating sleeve is relatively concavely provided with two spiral grooves, the peripheral wall of the main lens cone is relatively concavely provided with two guide grooves extending along the axial direction, the positioning pins are respectively embedded in the guide grooves and the spiral grooves in a sliding way, a motor and a feedback potentiometer are arranged on the peripheral wall of the rear end part of the main lens cone side by side, gears are respectively arranged on output shafts of the motor and the feedback potentiometer, and a rack is convexly arranged on the peripheral wall of the rear end part of the rotating sleeve along the circumferential direction, the gear is connected with rack toothing respectively, it rotates to drive rotatory sleeve through the motor, rotatory sleeve passes through helicla flute and two independent lens supports of locating pin drive relative or translation in opposite directions slip under the guide way restraint, change the position of camera lens focus, thereby change the length of camera lens focus, and change the visual angle size of camera lens, thereby realize the enlargeing and reducing of image, fix a position in real time through the feedback potentiometer simultaneously, realize the accurate quick response regulation of camera lens focus, thereby make the camera lens under the condition that does not change the shooting distance, can change the shooting scope through changing the focus, because a zoom lens can play the effect of a plurality of fixed focus camera lens concurrently, not only reduced the quantity of carrying photographic equipment when going out the tourism, the time of changing the camera lens has also been saved, therefore, the clothes hanger is strong in practicability.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the technical solutions of the present invention, which are made by using the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An electric focusing high definition optical lens is characterized by comprising a main lens cone, a rotary sleeve, a first lens support, a second lens support, lenses, positioning pins, a motor, a feedback potentiometer, a gear and a protective lens, wherein the rotary sleeve is rotatably sleeved on the peripheral wall of the main lens cone, the first lens support and the second lens support are respectively embedded in the main lens cone along the axial direction in a relative or opposite translational sliding manner, the lenses are respectively embedded in the first lens support and the second lens support in parallel, the positioning pins are respectively convexly arranged on the peripheral walls of the first lens support and the second lens support, the peripheral wall of the rotary sleeve is correspondingly concavely provided with two spiral grooves, the peripheral wall of the main lens cone is correspondingly concavely provided with two guide grooves extending along the axial direction, and the positioning pins are respectively embedded in the guide grooves and the spiral grooves in a sequential sliding manner, the motor and the feedback potentiometer are arranged on the peripheral wall of the rear end part of the main lens cone side by side, the gear is arranged on the output shafts of the motor and the feedback potentiometer respectively, a rack is convexly arranged on the peripheral wall of the rear end part of the rotary sleeve along the circumferential direction, the gear is meshed with the rack and is connected with the rack, and the protective lens is embedded in the front end part of the main lens cone.

2. The electric focusing high definition optical lens of claim 1, further comprising a first bearing and a second bearing, wherein the first bearing and the second bearing are respectively sleeved on the front end portion and the rear end portion of the outer peripheral wall of the main lens barrel, the inner peripheral walls of the front end portion and the rear end portion of the rotating sleeve are respectively provided with a first limiting groove in a concave manner along the circumferential direction, the first bearing and the second bearing are respectively embedded in the first limiting grooves, a limiting step is convexly arranged on the outer peripheral wall of the rear end portion of the main lens barrel, and the second bearing is abutted to the front end wall of the limiting step.

3. The electric focusing high definition optical lens of claim 2, further comprising a fixing ring, wherein the fixing ring is detachably sleeved on the outer peripheral wall of the front end of the main lens barrel, and the rear end of the fixing ring is abutted against the front end of the first bearing.

4. The electric focusing high definition optical lens of claim 1, further comprising a lens pressing ring, wherein a second limit groove is concavely formed in the inner peripheral wall of the front end portion of the main lens barrel along the circumferential direction, the protective lens is embedded in the second limit groove, the lens pressing ring is detachably arranged on the front end wall of the main lens barrel through a screw, and the rear end portion of the lens pressing ring is abutted to the front end portion of the protective lens.

5. The electric focusing high definition optical lens of claim 1, wherein the outer peripheral wall of the rear end of the main barrel is provided with a mounting plate in a protruding manner along the circumferential direction, and the mounting plate is provided with a plurality of mounting holes in a recessed manner along the circumferential direction.