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CN-224233777-U - Camera module and electronic equipment

CN224233777UCN 224233777 UCN224233777 UCN 224233777UCN-224233777-U

Abstract

The utility model belongs to the technical field of camera shooting, and discloses a camera shooting module and electronic equipment, wherein the camera shooting module comprises a shell, a camera and an anti-shake driving mechanism, one end of the camera is arranged in the shell, and the other end of the camera extends out of the shell from a lens hole; the anti-shake driving mechanism comprises a magnet assembly and a coil assembly which are oppositely arranged in a first direction, the camera is connected to one of the magnet assembly and the coil assembly, the other of the magnet assembly and the coil assembly is connected to the shell, the magnet assembly comprises a ring-shaped halbach array, the halbach array is sleeved on the camera, the coil assembly is arranged on the magnetic field enhancement side of the halbach array, the coil assembly comprises a plurality of anti-shake coils, and the first direction is the thickness direction of the shell. The camera module and the electronic equipment provided by the utility model have the advantage of meeting the requirement of light weight and thinness.

Inventors

  • ZENG BAIYING
  • CHEN LIZHEN

Assignees

  • 立讯智造科技(常熟)有限公司

Dates

Publication Date
20260512
Application Date
20250529

Claims (15)

  1. 1. The module of making a video recording, its characterized in that includes: a housing (100), wherein the housing (100) is provided with a lens hole (110); the camera (200), one end of the camera (200) is arranged in the shell (100), and the other end extends out of the shell (100) from the lens hole (110); The anti-shake driving mechanism (300) comprises a magnet assembly (310) and a coil assembly (320) which are oppositely arranged in a first direction (X), wherein the camera (200) is connected to one of the magnet assembly (310) and the coil assembly (320), the other of the magnet assembly (310) and the coil assembly (320) is connected to the shell (100), the magnet assembly (310) comprises a ring-shaped halbach array, the halbach array is sleeved on the camera (200), the coil assembly (320) is arranged on the magnetic field enhancement side of the halbach array, the coil assembly (320) comprises a plurality of anti-shake coils (321), the plurality of anti-shake coils (321) are arranged on the periphery of the camera (200) at intervals along the circumferential direction of the camera (200), each anti-shake coil (321) is configured to be matched with the halbach array so as to drive the magnet assembly (310) and the coil assembly (320) to move in the first direction (100).
  2. 2. The imaging module according to claim 1, wherein the halbach array includes a plurality of first main magnets (311), a plurality of second main magnets (312), and a plurality of auxiliary magnets (313) arranged on the same layer, the polarities of the first main magnets (311) and the second main magnets (312) are opposite, the plurality of first main magnets (311) and the plurality of second main magnets (312) are alternately arranged along the circumferential direction of the halbach array, the auxiliary magnets (313) are arranged between the first main magnets (311) and the second main magnets (312) which are arbitrarily adjacent to each other in the circumferential direction of the halbach array, and the first main magnets (311), the second main magnets (312), and the auxiliary magnets (313) are mutually matched to form the halbach array.
  3. 3. The imaging module according to claim 2, wherein a magnetization direction of the first main magnet (311) is opposite to a magnetization direction of the second main magnet (312), and a magnetization direction of the sub-magnet (313) located between the first main magnet (311) and the second main magnet (312) is a direction toward the first main magnet (311).
  4. 4. A camera module according to claim 3, wherein the housing (100) is provided with a first housing wall (120), the first housing wall (120) is provided with the lens hole (110), the magnetization direction of the first main magnet (311) is the direction in which the first main magnet (311) points to the first housing wall (120), and the anti-shake coil (321) is disposed on a side of the sub-magnet (313) facing to the first housing wall (120).
  5. 5. The camera module according to claim 2, wherein the secondary magnet (313) is in contact with the adjacent first primary magnet (311) and/or wherein the secondary magnet (313) is in contact with the adjacent second primary magnet (312).
  6. 6. The camera module according to claim 2, wherein the first main magnet (311) has a first end face (3111) and a second end face (3112) disposed at an angle, the sub-magnet (313) adjacent to the first main magnet (311) has a third end face (3131) and a first side face (412), the first end face (3111) is parallel to and in contact with the third end face (3131), and the second end face (3112) is coplanar with the first side face (412); And/or the number of the groups of groups, The second main magnet (312) has a fourth end face (3121) and a fifth end face (3122) disposed at an angle, the auxiliary magnet (313) adjacent to the second main magnet (312) has a sixth end face (3133) and a first side face (412), the fourth end face (3121) is parallel to and in contact with the sixth end face (3133), and the fifth end face (3122) is coplanar with the first side face (412).
  7. 7. The camera module according to claim 2, wherein the number of the anti-shake coils (321) and the number of the auxiliary magnets (313) are the same and correspond to each other one by one, wherein the projection of the anti-shake coils (321) on a characteristic plane along the first direction (X) is a first projection, the projection of the first main magnet (311) adjacent to the auxiliary magnets (313) corresponding to the anti-shake coils (321) on the characteristic plane along the first direction (X) is a second projection, and the first projection and the second projection are at least partially overlapped, and wherein the characteristic plane is a plane perpendicular to the first direction (X).
  8. 8. The camera module according to claim 2, wherein the number of the anti-shake coils (321) and the number of the auxiliary magnets (313) are the same and correspond to each other one by one, wherein a projection of the anti-shake coils (321) on a characteristic plane along the first direction (X) is a first projection, a projection of the second main magnet (312) adjacent to the auxiliary magnets (313) corresponding to the anti-shake coils (321) on the characteristic plane along the first direction (X) is a third projection, and the first projection and the third projection are at least partially overlapped, and wherein the characteristic plane is a plane perpendicular to the first direction (X).
  9. 9. The camera module according to claim 2, wherein the number of the anti-shake coils (321) and the number of the auxiliary magnets (313) are the same and are in one-to-one correspondence, wherein the projection of the anti-shake coils (321) on a characteristic plane along the first direction (X) is a first projection, the projection of the auxiliary magnets (313) corresponding to the anti-shake coils (321) on the characteristic plane along the first direction (X) is a fourth projection, and the first projection and the fourth projection are at least partially overlapped, and wherein the characteristic plane is a plane perpendicular to the first direction (X).
  10. 10. The camera module according to claim 2, wherein the length of the first main magnet (311) in the circumferential direction of the halbach array is greater than the length of the sub-magnet (313) in the circumferential direction of the halbach array, and/or the length of the second main magnet (312) in the circumferential direction of the halbach array is greater than the length of the sub-magnet (313) in the circumferential direction of the halbach array, and/or the length of the first main magnet (311) in the circumferential direction of the halbach array is equal to the length of the second main magnet (312) in the circumferential direction of the halbach array.
  11. 11. The camera module according to claim 1, wherein the coil assembly (320) includes a first anti-shake coil (322), a second anti-shake coil (323), and a third anti-shake coil (324), a fourth anti-shake coil (325) disposed opposite to each other in a second direction (Y); the first anti-shake coil (322) and the second anti-shake coil (323) are configured to provide driving force for relative movement of the coil assembly (320) and the magnet assembly (310) in the third direction (Z), the third anti-shake coil (324) and the fourth anti-shake coil (325) are configured to provide driving force for relative movement of the coil assembly (320) and the magnet assembly (310) in the second direction (Y), and the first anti-shake coil (322), the second anti-shake coil (323), the third anti-shake coil (324) and the fourth anti-shake coil (325) are mutually matched to drive the coil assembly (320) and the magnet assembly (310) to relatively rotate.
  12. 12. The camera module according to claim 2, further comprising a support structure (400) suspended in the housing (100), wherein the magnet assembly (310) or the coil assembly (320) is connected to the support structure (400), wherein the support structure (400) is provided with an extension portion (410), wherein the extension portion (410) is provided with a mounting hole (411), wherein the camera (200) is mounted in the mounting hole (411), and wherein the magnet assembly (310) is sleeved on the periphery of the extension portion (410).
  13. 13. The camera module of claim 12, wherein a surface of the extension (410) facing the magnet assembly (310) is an inclined surface, and/or wherein the extension (410) includes a first side (412) disposed opposite the first main magnet (311), a second side (413) disposed opposite the second main magnet (312), and a third side (414) disposed opposite the auxiliary magnet (313), the first side (412), the second side (413), and the third side (414) being planar.
  14. 14. The camera module according to claim 1, wherein the anti-shake coil (321) is disposed at an interval from the camera (200), and a surface of the anti-shake coil (321) facing the camera (200) is an avoidance curved surface (3211) with a concave shape.
  15. 15. Electronic device, characterized in that it comprises a camera module according to any of claims 1-14.

Description

Camera module and electronic equipment Technical Field The present utility model relates to the field of imaging technologies, and in particular, to an imaging module and an electronic device. Background The camera of electronic products such as notebook computers, tablet computers, mobile phones and the like needs to have multiple degrees of freedom so as to be capable of meeting the functions of automatic focusing, optical anti-shake and the like, and further improving the quality and effect of photographed pictures or videos. Currently, camera driving is typically achieved by a motor that is capable of achieving a spatial translation. In the prior art, a motor for driving a camera includes a magnet and a coil, the magnet is usually connected to the camera, and the coil is usually connected to a fixed structure of an electronic product. After the position relation between the magnet and the coil meets the requirement that the coil is electrified, the magnet and the coil can generate relative displacement, and then the camera can move relative to the shell. The magnet is configured by a bipolar magnet, specifically, if the magnet and the coil are arranged opposite to each other in the Z direction, the magnet has an N pole and an S pole at both ends in the Y direction perpendicular to the Z direction, and the N pole and the S pole at the same end of the magnet in the Y direction are arranged opposite to each other in the Z direction. In order to reduce the magnetic resistance on the magnetic line path, the magnet is required to be arranged on the magnetic conduction plate at the side of the magnet facing away from the coil, and the magnetic conduction plate is arranged at intervals with the magnet. The arrangement of the magnetic conductive plate can lead to the motor having a larger size in the Z direction, and the thickness direction of the electronic equipment is generally the same as the Z direction, so that the arrangement of the magnetic conductive plate can increase the thickness of the electronic equipment. Therefore, there is a need for a miniaturized camera module and electronic device. Disclosure of utility model A first object of the present utility model is to provide an imaging module that can have a small thickness and a small size. A second object of the present utility model is to provide an electronic device capable of meeting the demand for miniaturization. The technical scheme adopted by the utility model is as follows: the module of making a video recording includes: The shell body is provided with a plurality of grooves, the shell is provided with a lens hole; The camera is arranged in the shell at one end, and the other end extends out of the shell from the lens hole; The anti-shake driving mechanism comprises a magnet assembly and a coil assembly which are oppositely arranged in a first direction, wherein the camera is connected to one of the magnet assembly and the coil assembly, the other of the magnet assembly and the coil assembly is connected to the shell, the magnet assembly comprises a ring-shaped halbach array, the halbach array is sleeved on the camera, the coil assembly is arranged on the magnetic field enhancement side of the halbach array, the coil assembly comprises a plurality of anti-shake coils, the anti-shake coils are arranged on the periphery of the camera at intervals along the circumferential direction of the camera, each anti-shake coil is matched with the halbach array to drive the magnet assembly and the coil assembly to move relatively in the anti-shake direction of the camera, and the first direction is the thickness direction of the shell. In one embodiment, the halbach array includes a plurality of first main magnets, a plurality of second main magnets and a plurality of auxiliary magnets arranged on the same layer, wherein the polarities of the first main magnets and the second main magnets are opposite, the plurality of first main magnets and the plurality of second main magnets are alternately arranged along the circumferential direction of the halbach array, the auxiliary magnets are arranged between the first main magnets and the second main magnets which are arbitrarily adjacent to each other in the circumferential direction of the halbach array, and the first main magnets, the second main magnets and the auxiliary magnets are mutually matched to form the halbach array. In one embodiment, the magnetization direction of the first main magnet is opposite to the magnetization direction of the second main magnet, and the magnetization direction of the auxiliary magnet located between the first main magnet and the second main magnet is a direction toward the first main magnet. In one embodiment, the housing is provided with a first housing wall, the first housing wall is provided with the lens hole, the magnetization direction of the first main magnet is the direction that the first main magnet points to the first housing wall, and the anti-shake coil is