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CN-114726973-B - Telescopic lens connecting structure, lens driving device, photographing device and electronic equipment

CN114726973BCN 114726973 BCN114726973 BCN 114726973BCN-114726973-B

Abstract

The invention discloses a telescopic lens connecting structure, a lens driving device, a photographing device and electronic equipment, and the technical scheme is that the telescopic lens connecting structure comprises a base, a telescopic shell and a telescopic component, wherein the telescopic shell drives the telescopic component to move along the direction of an optical axis of a lens, the telescopic shell is provided with a surface plate for limiting the telescopic component to be separated from the telescopic shell, and the surface plate is positioned at one end of the telescopic shell, which is away from the base; A guide assembly for guiding the telescopic component is arranged between the telescopic shell and the telescopic component, and the telescopic component is provided with a protection structure. The invention has the advantages of protecting and reinforcing effects through the protecting structure, improving the connection strength, having simple structure and easy assembly, saving the cost, and simultaneously solving the problem that the light incoming quantity of the conventional Jiao Qian times longer telescope type camera of the mobile phone is weaker and better image quality can not be obtained.

Inventors

  • WANG ZAIWEI

Assignees

  • 新思考电机有限公司

Dates

Publication Date
20260508
Application Date
20210106

Claims (9)

  1. 1. The utility model provides a flexible lens connection structure, includes base (1), telescopic housing (2), telescopic member, its characterized in that: The telescopic shell (2) drives the telescopic component to move along the optical axis direction of the lens, The telescopic housing (2) is provided with a surface plate (3) which limits the telescopic component to be separated from the telescopic housing (2), The surface plate (3) is positioned at one end of the telescopic shell (2) which is away from the base (1); A guide assembly for guiding the telescopic component is arranged between the telescopic shell (2) and the telescopic component; The telescopic component is provided with a protective structure; The telescopic shell (2) comprises a telescopic coil (16), wherein a plurality of corresponding magnets (12) are arranged on a telescopic part, a driving coil (11) corresponding to the magnets (12) is arranged on a carrier (10), the telescopic shell (2) comprises an annular upper magnet yoke (7), an annular lower magnet yoke (8) and a telescopic coil (16), an annular space is formed by surrounding the annular upper magnet yoke (7) and the annular lower magnet yoke (8), the telescopic coil (16) is positioned in the annular space, the telescopic part is provided with a plurality of magnets (12) corresponding to the annular upper magnet yoke (7) and the annular lower magnet yoke (8), after the telescopic coil (16) is electrified, the annular upper magnet yoke (7) and the annular lower magnet yoke (8) are magnetized to form two magnetic poles, the two magnetic poles are positioned at two sides of the moving direction of the magnets (12), acting force is generated on the magnets (12), the driving magnet (12) and the telescopic part are far away from the base (1), and the same reverse electrifying direction is opposite, and the driving telescopic part is contracted; The guide assembly comprises a guide pillar (14) which is fixed on the base (1) and is vertically arranged.
  2. 2. The retractable lens connection according to claim 1, wherein: The protective structure comprises a telescopic lens barrel (4) arranged on the side wall of the telescopic part, A transparent protection plate (5) arranged at one end of the telescopic component, which is far away from the base (1), One end of the telescopic lens cone (4) towards the base (1) is integrally formed with an everting folded edge (6), The folded edge (6) is abutted against the surface plate (3) and limits the movement of the telescopic part relative to the telescopic shell (2).
  3. 3. The telescopic lens connecting structure according to claim 2, wherein the annular upper magnetic yoke (7) and the annular lower magnetic yoke (8) are close to each other near the edge of the telescopic part and are positioned in the middle of the telescopic housing (2).
  4. 4. A telescopic lens connecting structure according to claim 3, wherein the annular upper magnetic yoke (7) and the annular lower magnetic yoke (8) are arranged in a tooth shape and matched with each other near the edge of the telescopic part.
  5. 5. The retractable lens connection of claim 4, wherein: the telescopic component comprises a telescopic frame (9), A carrier (10) arranged in the telescopic frame (9) and moving relative to the telescopic frame (9), A driving coil (11) provided on the carrier (10) and corresponding to the magnet (12), The magnet (12) is fixed on the side wall of the telescopic frame (9), The inner wall of the telescopic frame (9) is provided with a ring groove (13) for accommodating the carrier (10) to move along the optical axis direction of the lens.
  6. 6. A telescopic lens connection according to claim 5, wherein the annular upper yoke (7) extends away from one end of the telescopic member and is fixed to the base (1).
  7. 7. A lens driving apparatus having the telescopic lens connection structure according to any one of claims 1 to 6.
  8. 8. A photographic apparatus, comprising the lens driving device according to claim 7.
  9. 9. An electronic apparatus comprising the camera device according to claim 8.

Description

Telescopic lens connecting structure, lens driving device, photographing device and electronic equipment Technical Field The present invention relates to the field of photographic devices, and more particularly, to a telescopic lens connection structure, a lens driving device, a photographic device, and an electronic device. Background The camera module consists of a photosensitive chip and an imaging lens group, wherein the imaging lens group is arranged in a lens barrel of the module, and the position of the lens barrel is organically matched with the photosensitive chip to obtain high-quality images or videos. In the 5G era, requirements of people on mobile phone photographing quality, definition and the like are higher and higher, and a long-focus lens with the height of more than 5 times is configured on a mobile phone camera to be a necessary function of a high-end intelligent machine, so that the long-focus lens with the height of more than 5 times is limited to a mobile phone, a periscope type focusing driving mechanism is adopted, the imaging quality is limited by the light entering quantity of a periscope type mode, and the problem of the mobile phone camera motor is urgently solved. Therefore, there is a need for an improvement in such a structure to overcome the above-mentioned drawbacks. Disclosure of Invention The invention aims to provide a telescopic lens connecting structure, a lens driving device, a photographic device and electronic equipment, which play a role in protection and reinforcement through a protection structure, improve the connecting strength, have simple structure, are easy to assemble, save the cost and solve the problem that the light incoming quantity of a Jiao Qian times longer telescope type camera of the existing mobile phone is weaker and can not obtain better image quality. The technical aim of the invention is realized by the following technical proposal that the telescopic lens connecting structure comprises a base, a telescopic shell and a telescopic component, The telescopic shell drives the telescopic component to move along the optical axis direction of the lens, the telescopic shell is provided with a surface flat plate for limiting the telescopic component to be separated from the telescopic shell, and the surface flat plate is positioned at one end of the telescopic shell, which is away from the base; a guide assembly for guiding the telescopic component is arranged between the telescopic shell and the telescopic component; the telescopic component is provided with a protective structure. The protective structure comprises a telescopic lens barrel arranged on the side wall of the telescopic part and a transparent protective plate arranged at one end of the telescopic part, which is far away from the base, wherein an outward-turned folded edge is integrally formed at one end of the telescopic lens barrel, which is towards the base, and the folded edge is abutted against the surface flat plate and limits the telescopic part to move relative to the telescopic shell. The telescopic shell comprises an annular upper magnetic yoke, an annular lower magnetic yoke and a telescopic coil, wherein an annular space is formed by encircling the annular upper magnetic yoke and the annular lower magnetic yoke, the telescopic coil is positioned in the annular space, the edges of the annular upper magnetic yoke and the annular lower magnetic yoke, which are close to the edges of the telescopic part, are close to each other and are positioned in the middle of the telescopic shell, and the telescopic part is provided with a plurality of magnets corresponding to the annular upper magnetic yoke and the annular lower magnetic yoke. The annular upper magnetic yoke and the annular lower magnetic yoke are arranged in a tooth shape and matched with each other at the edge of the annular upper magnetic yoke, which is close to the telescopic part. The telescopic component comprises a telescopic frame, a carrier which is arranged in the telescopic frame and moves relative to the telescopic frame, and a driving coil which is arranged on the carrier and corresponds to a magnet, wherein the magnet is fixed on the side wall of the telescopic frame, and an annular groove which is used for accommodating the carrier to move along the optical axis direction of the lens is arranged on the inner wall of the telescopic frame. The invention is further arranged that the annular upper magnetic yoke extends away from one end of the telescopic component and is fixed on the base. The invention is further arranged that the guide assembly comprises a guide post which is fixed on the base and is vertically arranged, and a guide sleeve which is arranged on the side wall of the telescopic frame and corresponds to the guide post. The invention further provides a lens driving device which is provided with the telescopic lens connecting structure. The invention further provides a photographic device provided with