CN217787477U

CN217787477U - Focusing device for mobile phone camera module

Info

Publication number: CN217787477U
Application number: CN202221244741.0U
Authority: CN
Inventors: 黄雅屏; 李亚杰; 郑鹏晶
Original assignee: Luzhou Imaging Technology Co ltd
Current assignee: Luzhou Imaging Technology Co ltd
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-11-11
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses a focusing device for cell-phone camera module belongs to camera focusing technical field, including the shell subassembly, be equipped with the focusing section of thick bamboo in the shell subassembly, be equipped with first axis of rotation and second axis of rotation in the shell subassembly, be equipped with the operation mouth on the shell subassembly, be equipped with the installation picture frame in the focusing section of thick bamboo, be connected between first axis of rotation and the second axis of rotation, fixedly connected with focusing disc in the first axis of rotation, the telescopic link that two symmetries of positive opposite fixedly connected with of focusing disc set up. The utility model discloses a cooperation of second axis of rotation, focusing disc and installation picture frame is used, can rotate stirring the disc through manual, make the focusing disc rotate under the effect of first gear and second gear, when the focusing disc rotates, can carry out the removal of fore-and-aft direction to the installation picture frame, and this motion mode transmission is more, can make the removal of installation picture frame slower, can carry out accurate focusing to the focusing lens, has improved the practicality of device.

Description

Focusing device for mobile phone camera module

Technical Field

The utility model relates to a camera focusing technical field especially relates to a focusing device for cell-phone camera module.

Background

The camera is a video input device and is widely applied to video conferences, telemedicine, real-time monitoring and the like. The scenery is projected on the surface of an image sensor through an optical image generated by a LENS (LENS), then converted into an electric signal, converted into a digital image signal through A/D (analog-to-digital conversion), sent into a digital signal processing chip (DSP) for processing, transmitted into a computer through a USB interface for processing, and the image can be seen through a display.

When moving the focusing lens in the present stage, the focusing lens is easy to move too far or too close, and the movement precision is too low, so that the focusing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of the excessive speed that the focusing lens removed among the prior art, and the focusing device who is used for cell-phone camera module that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a focusing device for cell-phone camera module, includes the shell subassembly, be equipped with the focusing section of thick bamboo in the shell subassembly, be equipped with first axis of rotation and second axis of rotation in the shell subassembly, be equipped with the operation mouth on the shell subassembly, be equipped with the installation picture frame in the focusing section of thick bamboo, be connected between first axis of rotation and the second axis of rotation.

Preferably, a mounting disc is arranged in the shell assembly, the first rotating shaft and the second rotating shaft are rotatably connected with the mounting disc, a shifting disc is fixedly connected to the second rotating shaft, anti-skid grains are arranged on the outer side wall of the shifting disc, and the shifting disc is located outside the shell assembly through an operation port.

Preferably, the outer side wall of the first rotating shaft is fixedly connected with a first gear, the outer side wall of the second rotating shaft is fixedly connected with a second gear, the first gear is meshed with the second gear, and the number of teeth of the second gear is smaller than that of the first gear.

Preferably, a focusing disc is fixedly connected to the first rotating shaft, and two symmetrically-arranged telescopic rods are fixedly connected to the opposite side of the focusing disc.

Preferably, the telescopic link comprises first flexible piece and the flexible piece of second, first flexible piece is inserted and is established in the flexible piece of second, two fixedly connected with extension axle on the first flexible piece, two the extension axle is the symmetrical mode setting respectively on two first flexible pieces.

Preferably, two symmetrically arranged extension openings are formed in the focusing barrel, and the inner side wall of each extension opening is in sliding connection with the outer side wall of the extension shaft.

Preferably, the installation picture frame is located between two telescopic links, two the relative one side of telescopic link all is equipped with the sliding shaft, the sliding tray has been seted up on the installation picture frame, sliding connection between sliding shaft lateral wall and the sliding tray inside wall, be equipped with the mounting groove that is used for installing the focus lens in the installation picture frame.

Compared with the prior art, the beneficial effects of the utility model are that:

through the cooperation use of second axis of rotation, focusing disc and installation picture frame, can rotate stirring the disc through manual, make the focusing disc rotate under the effect of first gear and second gear, when the focusing disc rotates, can carry out the removal of fore-and-aft direction to the installation picture frame, and this motion mode transmission is more, and the removal that can make the installation picture frame is slower, can carry out accurate focusing to the focusing lens piece, has improved the practicality of device.

Drawings

Fig. 1 is a schematic perspective view of a focusing device for a mobile phone camera module according to the present invention;

fig. 2 is a schematic structural view of a second rotating shaft and a focusing barrel provided by the present invention;

fig. 3 is a schematic structural view of the housing assembly and the mounting disc according to the present invention;

fig. 4 is a schematic structural view of the mounting frame of the present invention.

In the figure: 1. a housing assembly; 2. installing a disc; 3. an operation port; 4. a first rotating shaft; 5. a second rotating shaft; 6. shifting the disc; 7. a second gear; 8. a first gear; 9. a focusing disc; 10. a focusing barrel; 11. an extension port; 12. a telescopic rod; 13. an extension shaft; 14. mounting the mirror frame; 15. a sliding shaft; 16. and (7) installing a groove.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-4, a focusing device for a mobile phone camera module comprises a housing assembly 1, a focusing barrel 10 is arranged in the housing assembly 1, a first rotating shaft 4 and a second rotating shaft 5 are arranged in the housing assembly 1, a mounting disc 2 is arranged in the housing assembly 1, the first rotating shaft 4 and the second rotating shaft 5 are both rotatably connected with the mounting disc 2, a poking disc 6 is fixedly connected to the second rotating shaft 5, anti-slip patterns are arranged on the outer side wall of the poking disc 6, the anti-slip patterns can prevent slipping between fingers and the poking disc 6, and the poking disc 6 is positioned outside the housing assembly 1 through an operation port 3, so that an operator can conveniently rotate the poking disc 6;

an operation opening 3 is formed in the shell assembly 1, an installation frame 14 is arranged in the focusing barrel 10, a first rotating shaft 4 is connected with a second rotating shaft 5, a first gear 8 is fixedly connected to the outer side wall of the first rotating shaft 4, a second gear 7 is fixedly connected to the outer side wall of the second rotating shaft 5, the first gear 8 is meshed with the second gear 7, the number of teeth of the second gear 7 is smaller than that of the first gear 8, therefore, when the first rotating shaft 4 and the second rotating shaft 5 rotate, the rotating speed of the second rotating shaft 5 is always larger than that of the first rotating shaft 4, a focusing disc 9 is fixedly connected to the first rotating shaft 4, two symmetrically-arranged telescopic rods 12 are fixedly connected to the right opposite sides of the focusing disc 9, each telescopic rod 12 consists of a first telescopic block and a second telescopic block, the first telescopic blocks are inserted into the second telescopic blocks, extending shafts 13 are fixedly connected to the two first telescopic blocks, the two extending shafts 13 are respectively symmetrically arranged on the two first telescopic blocks, and when the focusing disc 9 rotates, the first telescopic blocks extend or contract under the action of the extending shafts 13 and the focusing barrel 10 so as to move and install the focusing frame 14;

offer the extension mouth 11 that two symmetries set up on the focusing section of thick bamboo 10, extend mouthful 11 inside walls and extend sliding connection between the 13 lateral walls of axle, installation picture frame 14 is located between two telescopic links 12, two telescopic links 12 relative one side all are equipped with sliding shaft 15, the sliding tray has been seted up on the installation picture frame 14, sliding connection between 15 lateral walls of sliding shaft and the sliding tray inside wall, be equipped with the mounting groove 16 that is used for installing the focus lens in the installation picture frame 14.

The utility model discloses when using, in advancing the mounting groove 16 on the installation picture frame 14 with focusing lens embedding, when carrying out the process of focusing to the focusing lens, rotate stirring disc 6 through manual, through setting up anti-skidding line, the condition that can prevent skidding appears, when stirring disc 6 and rotating, make second gear 7 rotate, second gear 7 makes first gear 8 rotate through the mode of meshing, it is worth mentioning, the number of teeth of second gear 7 is less than the number of teeth of first gear 8, so the rotational speed of first axis of rotation 4 is less than the rotational speed of second axis of rotation 5, and make focusing disc 9 rotate at first axis of rotation 4 pivoted in-process, in the rotation process, make the effect through extension axle 13 make telescopic link 12 extend, and then can drive installation picture frame 14 and remove to the fore-and-aft direction, this focusing mode transmission process is more, make the moving speed of installation picture frame 14 slower, carry out accurate focusing to the focusing lens from this, the practicality of device has been improved.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a focusing device for cell-phone camera module, includes shell subassembly (1), its characterized in that, be equipped with focusing barrel (10) in shell subassembly (1), be equipped with first axis of rotation (4) and second axis of rotation (5) in shell subassembly (1), be equipped with operation mouth (3) on shell subassembly (1), be equipped with installation picture frame (14) in focusing barrel (10), be connected between first axis of rotation (4) and second axis of rotation (5).

2. The focusing device for the mobile phone camera module according to claim 1, wherein a mounting disc (2) is arranged in the housing assembly (1), the first rotating shaft (4) and the second rotating shaft (5) are both rotatably connected with the mounting disc (2), a toggle disc (6) is fixedly connected to the second rotating shaft (5), the outer side wall of the toggle disc (6) is provided with anti-slip threads, and part of the toggle disc (6) is located outside the housing assembly (1) through the operation port (3).

3. The focusing device for the mobile phone camera module according to claim 1, wherein a first gear (8) is fixedly connected to an outer side wall of the first rotating shaft (4), a second gear (7) is fixedly connected to an outer side wall of the second rotating shaft (5), the first gear (8) and the second gear (7) are meshed and connected, and the number of teeth of the second gear (7) is less than that of the first gear (8).

4. The focusing device for the mobile phone camera module according to claim 1, wherein the first rotating shaft (4) is fixedly connected with a focusing disc (9), and two symmetrically arranged telescopic rods (12) are fixedly connected to the opposite surfaces of the focusing disc (9).

5. The focusing device for the mobile phone camera module according to claim 4, wherein the telescopic rod (12) is composed of a first telescopic block and a second telescopic block, the first telescopic block is inserted into the second telescopic block, two extending shafts (13) are fixedly connected to the first telescopic blocks, and the two extending shafts (13) are symmetrically arranged on the two first telescopic blocks respectively.

6. The focusing device for the mobile phone camera module according to claim 5, wherein the focusing barrel (10) is provided with two symmetrically arranged extending openings (11), and the inner side wall of the extending opening (11) is slidably connected with the outer side wall of the extending shaft (13).

7. The focusing device for the mobile phone camera module according to claim 4, wherein the mounting frame (14) is located between two telescopic rods (12), a sliding shaft (15) is disposed on each of two opposite sides of the two telescopic rods (12), a sliding groove is disposed on the mounting frame (14), the outer side wall of the sliding shaft (15) is slidably connected with the inner side wall of the sliding groove, and a mounting groove (16) for mounting a focusing lens is disposed in the mounting frame (14).