CN218845934U

CN218845934U - Electric and manual integrated focusing structure device

Info

Publication number: CN218845934U
Application number: CN202222945692.XU
Authority: CN
Inventors: 周志生; 董陈; 明晖; 张常华; 朱正辉; 赵定金
Original assignee: Guangzhou Shenghe Electronics Co ltd
Current assignee: Guangzhou Shenghe Electronics Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-04-11
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses an electronic and manual integration focusing constructional device. The first optical lens is fixed on the fixing frame. In the electric mode, the first output end of the motor drives the conveyor belt to work, and the conveyor belt drives the second optical lens to slide on the focusing guide rail so as to select a proper focal length position away from the first optical lens. And in a manual mode, the focusing knob is adjusted to drive the second output end of the motor to rotate, the second output end of the motor rotates and the first output end of the motor synchronously rotates, and the first output end of the motor drives the conveying belt to work, so that the second optical lens slides on the focusing guide rail to select a proper focal position away from the first optical lens. The utility model discloses combined electronic focusing and manual focusing, it is more convenient than single electronic focusing or manual focusing in the operation to the unlikely equipment that breaks down can't use if electronic focusing.

Description

Electric and manual integrated focusing structure device

Technical Field

The utility model belongs to the technical field of the stage lamp, more specifically the theory that says so, in particular to electronic and manual integration focusing constructional device.

Background

The imaging lamp is also called as a molding lamp and an ellipsoid spotlight. The light beam angles can be selected according to requirements, and the main characteristic is that the light spots can be cut into various shapes such as square, diamond and triangle like a slide show, or required various patterns can be projected. The existing imaging lamp technology is a pure electric focusing technology which is simple and convenient to operate, once a motor breaks down, the situation that equipment cannot be used is faced, and in addition, the electric focusing can not achieve ideal precision like manual focusing.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides an electronic and manual integration focusing structure device assists manual focusing on the basis of electronic focusing, reduces equipment trouble rate and can further improve focusing precision.

In order to achieve the purpose, the following technical scheme is provided: an electric and manual integrated focusing structure device comprises a first optical lens, a second optical focusing guide rail, a focusing slide block, a fixing frame, a motor, a driving wheel, a driven wheel, a conveying belt and a focusing knob. The first optical lens is fixed on the fixing frame. The second optical lens is fixedly connected with the focusing slide block, the focusing slide block is slidably mounted on the focusing guide rail, and the focusing guide rail is fixed on the fixing frame. Focusing slider and conveyer belt fixed connection, the conveyer belt is installed at the drive wheel and is followed the driving wheel, drive wheel fixed mounting is at the first output of motor, motor second output and focusing knob fixed connection to make can drive the first output of motor through manual regulation focusing knob and rotate, or the motor works alone and drives first output and rotate, through changing = the focus between first optical lens and the second optical lens in order to realize the focusing, the motor all is installed on the mount with following the driving wheel.

Further, the first output end and the second output end of the motor run synchronously.

Further, still include magnet and hall element, magnet fixed mounting is on the optical lens, and hall element fixed mounting is in the inboard of mount, and the optical lens moves to first position department on the focusing guide rail along with the focusing slider, and the hall element senses magnet on the optical lens and sends the signal immediately and send motor stop work under the electronic mode, first position: the first position, the hall element, is capable of detecting the position of the magnet.

Furthermore, two ends of the focusing guide rail along the movement direction of the focusing slide block are respectively provided with a limit column, so that the movement range of the optical lens is limited on the focusing guide rail.

Furthermore, each conveyer belt adaptation a drive wheel and three follow driving wheel, three follow driving wheel include first follow driving wheel, second follow driving wheel and third follow driving wheel. The third driven wheel is positioned outside the conveyor belt and is in sliding extrusion with the conveyor belt, so that the conveyor belt is tightened.

Furthermore, the second output end of the motor is flat, and a hole groove matched with the second output end of the motor is formed in the focusing knob, so that the focusing knob is fixed on the second output end of the motor and can be conveniently rotated by rotating the focusing knob to drive the second output end of the motor to rotate.

Furthermore, the motor also comprises a limiting flange, the limiting flange is fixedly arranged on the second output end of the motor through screws, a section of thread tooth is arranged on the outer diameter of the limiting flange, and a clamp spring groove is formed in the tail part of one end, far away from the motor, of the limiting flange.

Further, still include locking knob and jump ring, the locking knob internal diameter has interior tooth to tooth and limit flange external diameter thread tooth adaptation in the locking knob, so that the locking knob is screwed in on the limit flange through interior tooth, and there is the bump locking knob being close to motor one side, the jump ring through inject into the jump ring groove on the limit flange, so that the locking knob is unlikely to be rotated in the opposite direction and drops from the limit flange.

Further, still include the lens cap, the position that the lens cap contacted with the locking knob inwards caves in and forms the inner groovy to after making manual selection focusing position, fix focusing knob and rotatory locking knob with the hand, thereby make the locking knob precess towards the direction that is close the lens cap, the convex point on the locking knob extrudees with the inner groovy of lens cap and forms the locking effect.

Furthermore, the utility model discloses partial structure is the symmetric distribution, so partial spare part all have two sets, each group respectively one, including focusing guide rail, focusing slider, mount, motor, drive wheel, conveyer belt, focusing knob, spacing flange, locking knob, jump ring and lens cap; in addition, the driven wheels are divided into two groups, each group comprises three driven wheel wheels, the limiting columns are divided into two groups, and each group comprises two limiting columns.

Compared with the prior art, the beneficial effects of the utility model are that: the manual focusing is assisted on the basis of the electric focusing, so that the failure rate of equipment is reduced, and the focusing precision can be further improved manually.

Description of the drawings:

fig. 1 is an exploded view of the present invention;

FIG. 2 is a schematic structural view of the focusing assembly of the present invention;

fig. 3 is a schematic structural diagram of the transmission assembly of the present invention.

In the figure: 1-a first optical lens, 2-a second optical lens, 3-a magnet, 4-a hall element, 5-a fixed mount, 6-a limit post, 7-a focusing guide rail, 8-a focusing slide block, 9-a motor, 10-a driving wheel, 11-a driven wheel, 12-a conveying belt, 13-a focusing knob, 14-a locking knob, 15-a snap spring, 16-a limit flange, and 17-a lens cover.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments:

in order to achieve the above purpose, the utility model adopts the following scheme: as shown in fig. 1 to 3, an electric and manual integrated focusing structure device includes a fixing frame 5, a first optical lens 1, a second optical lens 2, a magnet 3, a hall element 4, a transmission assembly, a sliding assembly, a focusing assembly, and a motor 9. The first optical lens 1 is fixedly mounted on a fixing frame 5. The motor 9 is fixed on the fixing frame 5, and the motor 9 is connected with the second optical lens 2 through the transmission assembly, so that the second optical lens 2 can select a proper focusing position. The second optical lens 2 adjusts the position to change the distance from the first optical lens 1, thereby performing focusing. The first optical lens 1 is fixed on a fixing frame 5. The second optical lens 2 is connected with the fixed frame 5 through a sliding component. The magnet 3 is fixed on the second optical lens 2, the Hall element 4 is fixed on the inner side of the fixed frame 5, the second optical lens 2 runs to the first position on the sliding component, and the Hall element 4 detects that the magnet 3 on the second optical lens 2 sends out an instruction to stop the motor 9. The first position, i.e. the hall element 4, is able to detect the position of the magnet 3. The focusing assembly is fixedly mounted on the motor 9, so that the focusing knob 13 can be manually operated to drive the second optical lens 2 to change the focal distance with the first optical lens 1 for focusing.

The transmission assembly comprises a driving wheel 10, a driven wheel 11 and a conveying belt 12, wherein the driving wheel 10 is fixed at a first output end of the motor 9. The three driven wheels 11 are all fixed on the inner side of one fixed frame 5, and the three driven wheels 11 comprise a first driven wheel 11, a second driven wheel 11 and a third driven wheel 11. The transmission belt 12 is wound around the driving wheel 10, the first driven wheel 11 and the second driven wheel 11, and the third driven wheel 11 is located outside the transmission belt 12 and slidingly pressed against the transmission belt 12 to tighten the transmission belt 12.

The sliding assembly comprises a focusing guide rail 7, a focusing slide block 8 and limiting columns 6, the focusing guide rail 7 is fixed on the fixing frame 5, the focusing slide block 8 is slidably mounted on the focusing guide rail 7, the two limiting columns 6 are fixed on the inner side of the fixing frame 5, and the two limiting columns 6 are respectively located at two ends of the focusing guide rail 7, so that the moving range of the focusing slide block 8 is limited on the focusing guide rail 7. The second optical lens 2 is mounted on the focusing slide block 8, and the focusing slide block 8 is fixedly connected with the conveyor belt 12, so that the conveyor belt 12 drives the second optical lens 2 to slide on the focusing guide rail 7.

The focusing assembly comprises a lens cover 17, a focusing knob 13, a limiting flange 16, a locking knob 14 and a clamp spring 15, the focusing knob 13 is fixedly connected with the second output end of the motor 9, and the second output end of the motor 9 is flat, so that focusing is facilitated. The limit flange 16 is fixed on the second output end of the motor 9 through screws, and a section of thread is arranged outside the limit flange 16, and a thread is arranged inside the locking knob 14 and matched with the external thread of the limit flange 16, so that the locking knob 14 is screwed into the limit flange 16. One side of the locking knob 14 close to the motor 9 is provided with a convex point, the lens cover 17 is located outside the fixed frame 5, the position where the lens cover 17 contacts with the locking knob 14 is inwards recessed to form an inner groove, after the focusing knob 13 selects a proper focusing position, the focusing knob 13 is fixed by hand and the locking knob 14 is rotated, so that the locking knob 14 is screwed in towards the direction close to the lens cover 17, and the convex point on the locking knob 14 and the inner groove of the lens cover 17 are extruded to form a locking effect. The outer part of the limiting flange 16 is provided with a clamp spring 15 groove at the tail part far away from the motor 9, so that the clamp spring 15 groove is inserted to prevent the locking knob 14 from rotating in the opposite direction and falling off.

The utility model discloses when using, under the electric mode, slide in order to select suitable focusing position by motor 9 control optical assembly. After switching to the manual mode, adjustment is performed by the focus knob 13 to select an appropriate focus position. One hand fixes the focusing knob 13, and the other hand rotates the locking knob 14 to move towards the motor 9 until the raised head on the locking knob 14 is pressed with the lens cover 17 to achieve locking.

The partial structure of the utility model is distributed symmetrically, so that the partial parts are divided into two groups, each group comprises a focusing guide rail 7, a focusing slide block 8, a fixed frame 5, a motor 9, a driving wheel 10, a conveying belt 12, a focusing knob 13, a limit flange 16, a locking knob 14, a clamp spring 15 and a lens cover 17; in addition, the driven wheels 11 are divided into two groups, each group comprises three driven wheel wheels, the limiting columns 6 are divided into two groups, and each group comprises two limiting columns 6.

Various other modifications and changes may occur to those skilled in the art based on the teachings and concepts herein disclosed, and all such modifications and changes are intended to be included within the scope of the present invention.

Claims

1. The utility model provides an electronic and manual integration focusing constructional device which characterized in that: the automatic focusing device comprises a first optical lens, a second optical lens, a focusing guide rail, a focusing slide block, a fixed frame, a motor, a driving wheel, a driven wheel, a conveying belt and a focusing knob, wherein the first optical lens is fixed on the fixed frame, the second optical lens is fixedly connected with the focusing slide block, the focusing slide block is slidably mounted on the focusing guide rail, the focusing guide rail is fixed on the fixed frame, the focusing slide block is fixedly connected with the conveying belt, the conveying belt is mounted on the driving wheel and the driven wheel, the driving wheel is fixedly mounted at a first output end of the motor, a second output end of the motor is fixedly connected with the focusing knob, so that the first output end of the motor can be driven to rotate through manual adjustment of the focusing knob, or the first output end of the motor is driven to rotate through independent work of the motor, focusing is realized through changing the focal distance between the second optical lens and the first optical lens, and the motor and the driven wheel are both mounted on the fixed frame.

2. An electric and manual integrated focusing structure device according to claim 1, characterized in that: the first output end and the second output end of the motor run synchronously.

3. An electric and manual integrated focusing structure device according to claim 1, characterized in that: still include magnet and hall element, magnet fixed mounting is on optical lens, and hall element fixed mounting is in the inboard of mount, and optical lens moves to first position department on the focusing guide rail along with the focusing slider, and hall element senses magnet on the optical lens and sends the signal immediately and send motor stop work under the electric mode, first position: the first position, the hall element, is capable of detecting the position of the magnet.

4. An electric and manual integrated focusing structure device according to claim 1, characterized in that: two ends of the focusing guide rail along the movement direction of the focusing slide block are respectively provided with a limiting column so that the movement range of the optical lens is limited on the focusing guide rail.

5. An electric and manual integrated focusing structure device according to claim 1, characterized in that: each conveyer belt adaptation a drive wheel and three follow driving wheel, three follow driving wheel include first follow driving wheel, second follow driving wheel and third follow driving wheel, and wherein the conveyer belt is around on drive wheel, first follow driving wheel and second follow driving wheel, and the third is located the conveyer belt outside and with the conveyer belt extrusion of sliding to make the conveyer belt tighten.

6. An electric and manual integrated focusing structure device according to claim 1, characterized in that: the second output end of the motor is flat, and a hole groove matched with the second output end of the motor is formed in the focusing knob, so that the focusing knob is more stably fixed on the second output end of the motor and is convenient to rotate.

7. An electric and manual integrated focusing structure device according to claim 6, characterized in that: the motor is characterized by further comprising a limiting flange, the limiting flange is fixedly installed on the second output end of the motor through screws, a section of thread tooth is arranged on the outer diameter of the limiting flange, and a clamp spring groove is formed in the tail portion of one end, far away from the motor, of the limiting flange.

8. An electric and manual integrated focusing structure device according to claim 7, characterized in that: still include locking knob and jump ring, the locking knob internal diameter has interior tooth to tooth and limit flange external diameter thread tooth adaptation in the locking knob, so that on the locking knob advances limit flange through interior tooth, and there is the bump locking knob being close to motor one side, the jump ring through inject into the jump ring groove on the limit flange, so that the locking knob is unlikely to be rotated in the opposite direction and drops from the limit flange.

9. An electric and manual integrated focusing structure device according to claim 7, characterized in that: still include the lens cap, the position of lens cap and locking knob contact inwards caves in and forms the inner groovy to after making definite manual focusing position, rotatory locking knob precession towards the direction of being close the lens cap, the protruding point on the locking knob extrudees with the inner groovy of lens cap and forms the locking effect.

10. An electric and manual integrated focusing structure device according to claim 1, characterized in that: the utility model discloses the part structure is the symmetric distribution, so part spare part all has two sets ofly, and each one of every group includes focusing guide rail, focusing slider, mount, motor, drive wheel, conveyer belt, focusing knob, spacing flange, locking knob, jump ring and lens cap, contains three from the wheel of the wheel, spacing post two sets of groups contain two spacing posts altogether from two sets of groups of driving wheel altogether in addition.