CN-121995593-A - Periscope type camera shooting module and driving assembly thereof

Abstract

The invention provides a periscope type camera module and a driving assembly thereof, wherein the driving assembly comprises a base, a carrier, a driving mechanism and at least one buffer structure, the base is provided with an accommodating space, the carrier is movably arranged in the accommodating space of the base, at least one movable gap is arranged in the moving direction of the carrier, the carrier is connected with the driving mechanism, the driving mechanism can drive the carrier to move at least one buffer structure relative to the base, the buffer structure is spaced between the carrier and the base, and at least part of the buffer structure protrudes to the movable gap so as to avoid direct collision between the carrier and the base.

Inventors

• Request for anonymity
• ZHU JUNLONG
• HONG CHAO
• FU XUEPENG
• SU YINGZHONG
• Request for anonymity
• JING ERYONG
• WANG ZHIQIANG

Assignees

• 宁波舜宇光电信息有限公司

Dates

Publication Date

20260508

Application Date

20241101

Claims (19)

1. 1. Drive assembly, characterized in that includes: The base is provided with an accommodating space; a carrier, wherein the carrier is movably arranged in the accommodating space of the base, and at least one movable gap is arranged in the moving direction of the carrier; The driving mechanism is connected with the carrier and can drive the carrier to move relative to the base; at least one buffer structure, wherein the buffer structure is spaced between the carrier and the base, at least part of the buffer structure protrudes to the movable gap to avoid direct collision of the carrier and the base; Wherein the cushioning structure comprises a structural member and at least one flexible member, the structural member and the flexible member being connected, the flexible member being supported by the structural member and maintaining the clearance between the carrier and the base, wherein the flexible member further has a cushioning cavity that provides cushioning when the flexible member is deformed.
2. 2. The drive assembly of claim 1, wherein the structural member comprises a transverse structural member and at least one longitudinal structural member, wherein the at least one longitudinal structural member is disposed at an end of the transverse structural member, and the at least one longitudinal structural member is perpendicular to the transverse structural member.
3. 3. The drive assembly of claim 2, wherein the flexible member further comprises at least one side flexible member, wherein the side flexible member is disposed at the longitudinal structural frame and the buffer cavity is formed at the side flexible member of the flexible member.
4. 4. The drive assembly of claim 3, wherein the side flexing element further includes a deformation portion and at least one securing portion integrally extending from an end of the deformation portion, wherein the cushion cavity is formed between the securing portion and the deformation portion.
5. 5. The drive assembly of claim 4, wherein the securing portion of the side flexing element is secured to the longitudinal structural frame of the structural member, the deformation portion of the side flexing element extending outwardly from the securing portion.
6. 6. The drive assembly of claim 4, wherein the fixed portion of the side flexure further comprises a first fixed portion, a second fixed portion, and a fixed connection connecting the first fixed portion and the second fixed portion, wherein the first fixed portion, the second fixed portion, and the fixed connection of the fixed portion are of unitary construction.
7. 7. The drive assembly of claim 6, wherein the deformation portion further comprises a first deformation unit, a second deformation unit, and a third deformation unit, wherein the first deformation unit is connected to the first fixing portion of the fixing portion, the second deformation unit is connected to the second fixing portion of the fixing portion, wherein the first deformation unit and the second deformation unit are located at both sides of the third deformation unit and protrude outward, and the third deformation unit is located between the first deformation unit and the second deformation unit and protrudes inward.
8. 8. The drive assembly of claim 7, wherein the first deformation element of the deformation portion integrally extends from the first fixed portion of the fixed portion and forms a first compressible buffer chamber therebetween, the second deformation element of the deformation portion integrally extends from the second fixed portion of the fixed portion and forms a second compressible buffer chamber therebetween, and the third deformation element of the deformation portion is opposite the fixed connection portion of the fixed portion and forms a third compressible buffer chamber therebetween.
9. 9. The drive assembly of claim 7, wherein the first deformation element of the deformation portion integrally extends from the first fixed portion of the fixed portion and forms a first compressible buffer chamber therebetween, the second deformation element of the deformation portion integrally extends from the second fixed portion of the fixed portion and forms a second compressible buffer chamber therebetween, and the third deformation element of the deformation portion is connected to the fixed connection portion of the fixed portion.
10. 10. The drive assembly of claim 9, wherein a dimension of the third deformation unit of the side flexure along a direction perpendicular to the carrier movement direction is smaller than a dimension of the first deformation unit along a direction perpendicular to the carrier movement direction and smaller than a dimension of the second deformation unit along a direction perpendicular to the carrier movement direction.
11. 11. A drive assembly according to any one of claims 1 to 10, wherein the active gap is formed between two adjacent said carriers.
12. 12. The drive assembly according to any one of claims 1to 10, wherein the carrier comprises a carrier bottom and two carrier sides extending integrally upward from the carrier bottom, the cushioning structure being provided to the carrier sides and facing the base.
13. 13. A drive assembly according to any one of claims 3 to 10, wherein the base comprises a base body and a gear structure, wherein the clearance gap is formed between the carrier and the gear structure of the base.
14. 14. The drive assembly of claim 13, wherein the buffer structure is disposed to the gear structure of the base and the buffer structure is spaced from the carrier by the clearance gap.
15. 15. The drive assembly of claim 13, wherein the flexible member is secured to the carrier side of the carrier and the buffer cavity is formed between the flexible member and the carrier side.
16. 16. The drive assembly of claim 15, wherein the flexible member comprises a side flexible member and a top flexible member, wherein the side flexible member is disposed on a side of the carrier side facing the gear structure, and the top flexible member is disposed on a top end of the carrier side.
17. 17. The drive assembly of any one of claims 6 to 10, wherein the drive mechanism further comprises a housing that snaps into engagement with the base to form the receiving space, the flexible member further comprising at least one top flexible member, wherein the top flexible member is disposed at the transverse structural frame of the structural member and the top flexible member is spaced between the carrier and the housing.
18. 18. The drive assembly of claim 13, wherein the dampening structure further comprises at least one dampening member, wherein the dampening member is disposed on the gear structure of the base and the dampening member is opposite the side flexing member, i.e., the dampening member is aligned with the side flexing member.
19. 19. Periscope type camera module, its characterized in that includes: A lens assembly; An imaging assembly; Reflection assembly, and The driving assembly according to any one of claims 1 to 18, wherein the lens assembly, the imaging assembly and the reflecting assembly are fixed to the driving assembly, the imaging assembly is fixed to a light emitting side of the lens assembly by the driving assembly in an optical axis direction of the lens assembly, and the imaging assembly receives imaging light converged from the lens assembly to image.

Description

Periscope type camera shooting module and driving assembly thereof Technical Field The invention relates to the technical field of optical lenses, in particular to a periscope type camera module and a driving assembly thereof. Background With the popularity of mobile electronic devices, related technologies of camera modules applied to mobile electronic devices for helping users to acquire images have been rapidly developed and advanced. In order to obtain clear and stable image quality, the image capturing module is generally provided with a driving mechanism capable of driving the optical element to move, for example, a motor drives the optical element to move to realize functions such as anti-shake, focusing, zooming and the like, so that the performance of the image capturing module is further improved. In order to achieve a movement of the optical element, the motor comprises a carrier which is movably arranged in the base, the optical element being fixed to the carrier. Due to the mobility of the carrier, an impact may occur between the carrier and the base in the motor, which may generate noise that may significantly affect the user experience. Disclosure of Invention One of the main advantages of the present invention is to provide a periscope type camera module and a driving assembly thereof, wherein the driving assembly comprises a buffer structure, and the buffer structure is arranged on the side surface of a carrier of the driving assembly, so that noise of the driving assembly is reduced. Another advantage of the present invention is to provide a periscope type camera module and a driving assembly thereof, wherein the buffer structures are respectively fixed on two sides of the carrier, so that when the carrier exceeds a preset stroke, the carrier can collide with the base along the optical axis direction through the buffer structures fixed on the sides of the carrier, and the impact force is absorbed and relieved through the buffer structures, so that the noise of the collision is reduced. Another advantage of the present invention is to provide a periscope type camera module and a driving assembly thereof, wherein the buffer structure includes a structural member and a flexible member fixed to the structural member, wherein the structural member is made of a hard material such as metal and is suitable for maintaining the shape of the buffer structure, and the flexible member is made of a soft material such as silica gel and is suitable for deformation. The periscope type camera module and the driving assembly thereof have the advantages that the periscope type camera module and the driving assembly thereof can better absorb and disperse energy when being impacted, the overall buffering effect is improved, stress concentration of the side flexible piece when being impacted can be reduced, and the service life is prolonged. Another advantage of the present invention is to provide a periscope type camera module and a driving assembly thereof, wherein the buffer structure is provided with a buffer cavity, and the buffer cavity can help to reduce noise, and improve the acoustic performance of the product by absorbing and isolating sound waves. In accordance with one aspect of the present invention, a drive assembly of the present invention capable of achieving the foregoing and other objects and advantages includes: The base is provided with an accommodating space; a carrier, wherein the carrier is movably arranged in the accommodating space of the base, and at least one movable gap is arranged in the moving direction of the carrier; The driving mechanism is connected with the carrier and can drive the carrier to move relative to the base; at least one buffer structure, wherein the buffer structure is spaced between the carrier and the base, at least part of the buffer structure protrudes to the movable gap to avoid direct collision of the carrier and the base; Wherein the cushioning structure comprises a structural member and at least one flexible member, the structural member and the flexible member being connected, the flexible member being supported by the structural member and maintaining the clearance between the carrier and the base, wherein the flexible member further has a cushioning cavity that provides cushioning when the flexible member is deformed. According to one embodiment of the invention, the structural member comprises a transverse structural member and at least one longitudinal structural member, wherein the at least one longitudinal structural member is arranged at an end of the transverse structural member and the at least one longitudinal structural member is perpendicular to the transverse structural member. According to one embodiment of the invention, the flexible member further comprises at least one side flexible member, wherein the side flexible member is arranged at the longitudinal structural frame and the buffer cavity is formed at the side flexible member of the fl