CN213457488U

CN213457488U - Lens module and electronic equipment

Info

Publication number: CN213457488U
Application number: CN202021249613.6U
Authority: CN
Inventors: 郭顺; 史卫领; 王洪兴
Original assignee: Chengrui Optics Changzhou Co Ltd
Current assignee: Chengrui Optics Changzhou Co Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-06-15
Anticipated expiration: 2030-06-30
Also published as: WO2022000534A1

Abstract

The utility model provides a lens module and an electronic device. The electronic device includes a lens module. The lens module includes a housing provided with a receiving cavity, a lens arranged in the receiving cavity and movable relative to the housing, and a connecting lens. The linear drive with the housing includes a base plate and a side plate arranged on the base plate and circumferentially arranged around the lens. The driving force provided by the linear drive is along the extension direction of the linear drive, and the linear drive is used to drive the lens to tilt and deflect to achieve Anti-shake; the lens module is provided with a linear driver between the housing and the lens. When the lens is shaken by the linear driver, a driving force is given to the lens to drive the lens to tilt and deflect to return to the best shooting position. This design, The position of the lens can be adjusted in all directions without additionally setting a fulcrum structure, so as to achieve the purpose of anti-shake, the operation is convenient, and the practicability is strong.

Description

Lens module and electronic equipment

[ technical field ] A method for producing a semiconductor device

The utility model relates to a camera lens technical field especially relates to a camera lens module and electronic equipment with anti-shake function.

[ background of the invention ]

In recent years, high performance lenses are mounted on electronic products such as smart phones, tablet computers, and cameras. In the process of using, vibration deviation of the light path (i.e. the optical axis of the lens module deviates from the optimal optical axis path) often occurs due to external force factors or hand-held shaking, and thus the shot picture is blurred, and in order to ensure the quality of the shot image, the lens usually has an anti-shaking function.

The existing anti-shake scheme is that a vibration compensation device is usually arranged on an optical lens group to enable the captured image to be clear, but the conventional device is mostly provided with an electromagnetic pushing device arranged on the side surface of a lens, and a fulcrum structure is arranged at the bottom of the device, so that the anti-shake function is realized through the combined action of the two.

[ Utility model ] content

A first object of the present invention is to provide a lens module, which does not need to be provided with a supporting point structure to realize an anti-shake function.

The technical scheme of the utility model as follows: the utility model provides a lens module, lens module is including being equipped with the casing of acceping the chamber, locating it can be relative to accept the intracavity lens that the casing moved and connect the lens with the linear actuator of casing, the casing includes the bottom plate and locates the bottom plate and around the curb plate that the lens circumference set up, the drive power that the linear actuator provided is for following the extending direction of linear actuator, the linear actuator is provided with two at least, two or more the linear actuator acts on jointly the lens is with the drive the lens slope deflection motion.

As an improvement, the linear drivers are at least three and are uniformly spaced between the lens and the housing.

As a modification, one end of the linear actuator is connected to a side of the lens facing the base plate, and the other end of the linear actuator is connected to a side of the base plate facing the lens.

As an improvement, the linear actuator is vertically disposed between the lens and the base plate in an optical axis direction of the lens.

As a modification, the linear actuator is disposed between the lens and the base plate obliquely in the optical axis direction of the lens.

As a modification, the linear actuators are disposed at equal intervals between the side surfaces of the lens and the side plates of the housing.

As an improvement mode, the linear driver comprises a motor fixed on a bottom plate, a lead screw connected with the motor in a threaded manner and a support connected with the lead screw, one end of the support is connected with the lead screw, and the other end of the support is bent and extends to the bottom of the lens to support the lens and drive the lens to move.

As an improvement mode, the casing still include with the roof that the bottom plate interval set up, the bottom plate the roof with the curb plate encloses to close and forms accept the chamber, the roof run through be equipped with accept the logical unthreaded hole of chamber intercommunication, it is just right to lead to the unthreaded hole the camera lens setting.

As an improvement, the lens module further comprises an elastic supporting member sleeved on the lens, and the elastic supporting member surrounds the lens to fix the lens on the side plate.

A second object of the present invention is to provide an electronic apparatus, which includes the lens module as described above.

The beneficial effects of the utility model reside in that:

the utility model discloses a camera lens module is owing to set up two at least linear actuator between casing and camera lens, and two or more than two linear actuator take place when the shake at the camera lens, common effect in order to drive power for camera lens, thereby drive the lens slope deflection motion and return best shooting position, design like this, need not additionally set up the fulcrum structure, just can the position of all-round adjustment camera lens to reach the anti-shake purpose, convenient operation, the practicality is strong.

The utility model discloses an electronic equipment is owing to be provided with above-mentioned camera lens module, when the camera lens takes place to shake, position that can all-round adjustment camera lens to reach the anti-shake purpose, convenient operation, the practicality is strong.

[ description of the drawings ]

Fig. 1 is a schematic structural view of a lens module according to embodiment 1 of the present invention;

fig. 2 is an exploded view of a lens module according to embodiment 1 of the present invention;

fig. 3 is an assembly view of a lens barrel, a linear actuator and a base plate according to embodiment 1 of the present invention;

fig. 4 is an assembly diagram of a lens, an elastic supporting member and a side plate of the lens module according to embodiment 1 of the present invention;

fig. 5 is a schematic structural view of an elastic supporting member according to embodiment 1 of the present invention;

fig. 6 is an assembly view of a lens, a linear actuator, and a base plate according to embodiment 2 of the present invention.

Description of the drawings:

1. a lens module;

10. a housing; 11. an accommodating cavity; 12. a light through hole; 13. a base plate; 14. a top plate; 15. a side plate;

20. a lens;

30. a linear driver; 33. a lead screw; 34. a motor; 35. a support;

40. an elastic support member; 41. an inner frame; 42. an outer frame; 43. an elastic connection beam;

50. a flexible circuit board.

[ detailed description ] embodiments

The present invention will be further described with reference to the accompanying drawings and embodiments.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Example 1

Referring to fig. 1-3, the present embodiment provides an electronic device including a lens module 1 with an anti-shake function. The lens module 1 includes a housing 10 having an accommodating cavity 11, a lens 20 disposed in the accommodating cavity 11 and movable relative to the housing 10, and a linear actuator 30 connecting the lens 20 and the housing 10, wherein at least two of the linear actuators 30 are provided, two or more of the linear actuators 30 jointly act on the lens 20 to drive the lens 20 to tilt and deflect, when the lens 20 shakes, the linear actuator 30 provides a driving force for the lens 20 to drive the lens 20 to tilt and deflect to return to an optimal shooting position, and the anti-shake purpose can be achieved by providing the linear actuator 30, therefore, the lens module 1 of the present embodiment does not need to additionally provide a fulcrum structure, so as to adjust the position of the lens 20 in all directions, thereby achieving the anti-shake purpose, and is convenient to operate and high in practicability. Furthermore, the linear actuator 30 also plays a supporting role, and the support lens 20 is suspended in the accommodation chamber 11.

It will be appreciated that the electronic device may be a smartphone, or a tablet, or a camera.

The material of the housing 10 is not limited, and may be plastic, for example, the shape of the housing 10 is adapted to the shape of the lens 20, in this embodiment, the shape of the housing 10 is a square.

Referring to fig. 1 to 3, the housing 10 includes a bottom plate 13, a top plate 14 disposed at an interval with the bottom plate 13, and a side plate 15 connecting the bottom plate 13 and the top plate 14 and disposed around the circumference of the lens 20, the top plate 14 is disposed with a light hole 12, the light hole 12 is disposed opposite to the lens 20, the bottom plate 13, the top plate 14 and the side plate 15 enclose to form an accommodating cavity 11, the accommodating cavity 11 is communicated with the light hole 12, the linear actuator 30 and the lens 20 are disposed in the accommodating cavity 11, the linear actuator 30 may be disposed between the bottom plate 13 and the lens 20 or between the side plate 15 and the lens 20, as long as the lens 20 can be driven to perform an oblique and deflecting motion to achieve the anti-shake purpose. In this embodiment, the linear actuator 30 is disposed between the base plate 13 and the lens 20, so that the dimension of the lens module 1 in the width direction does not need to be changed, one end of the linear actuator 30 is connected to the side of the lens 20 facing the base plate 13, the other end of the linear actuator 30 is connected to the side of the base plate 13 facing the lens 20, the linear actuator 30 generates a driving force along the extending direction of the linear actuator 30 after receiving a command, and the lens 20 performs a deflection rotation under the action of the plurality of linear actuators 30, thereby implementing an anti-shake function. The linear drive 30 may be a linear motor or a linear motor.

Further, the linear actuator 30 is disposed between the lens 20 and the base plate 13 obliquely in the optical axis direction of the lens 20. This is advantageous for the linear actuator 30 to provide the lens 20 with a driving force for driving the lens 20 to tilt, but the linear actuator 30 is not limited to the above-mentioned arrangement, for example, the linear actuator 30 is vertically arranged between the lens 20 and the bottom plate 13 along the optical axis direction of the lens 20.

It is understood that the top plate 14 is not essential and that it is possible to provide no top plate 14. Likewise, the light passing hole 12 is not necessary, and for example, when the top plate 14 is a transparent cover plate, the light passing hole 12 does not need to be provided.

It can be understood that the number of the linear actuators 30 is not limited, and specifically, two or more linear actuators may be provided according to actual optical requirements, in this embodiment, three linear actuators 30 are provided, the three linear actuators 30 are spaced and uniformly distributed along the circumferential direction of the lens 20, and the three linear actuators 30 are provided to substantially satisfy the shake compensation of the lens 20 in all directions, so that the number of the linear actuators 30 is not too large, and in addition, the size of the linear actuators 30 is not large, and the weight is light, so that the overall structure of the lens module 1 does not become heavy due to the arrangement of the linear actuators 30.

It should be noted that the mounting point of the linear actuator 30 is determined by the optical requirement, and by controlling the position of each linear actuator 30, under the common acting force of each linear actuator 30, the lens 20 reaches the designated orientation, that is, the lens 20 can move under the driving force of the linear actuator 30 to return the optical axis to the axial position of the light-passing hole 12, thereby achieving the anti-shake purpose.

Referring to fig. 2, 4-5, in order to better support the lens 20, the lens module 1 further includes an elastic supporting member 40 disposed in the accommodating cavity 11 to support the lens 20 to be suspended in the accommodating cavity 11, the elastic supporting member 40 is disposed around the lens 20 and covers the lens 20, and the elastic supporting member 40 fixes the lens 20 to the side plate 15. The elastic support 40 of the present embodiment includes an inner frame 41 fitted over the lens 20, an outer frame 42 provided around the inner frame 41 and connected to the side plates 15, and elastic connection beams 43 connecting the inner frame 41 and the outer frame 42. The inner frame 41, the outer frame 42 and the elastic connecting beams 43 are integrally formed, the inner frame 41 is circular, the outer frame 42 is square, the elastic connecting beams 43 are arc-shaped, the elastic connecting beams 43 are four, four connecting points are uniformly distributed on the inner frame 41 in the circumferential direction, and similarly, four connecting points are uniformly distributed on the outer frame 42 in the circumferential direction and correspond to the four connecting points of the inner frame 41 one to one, two ends of each elastic connecting beam 43 are respectively connected with one connecting point of the inner frame 41 and one connecting point of the outer frame 42, but each elastic connecting beam 43 is not connected with the corresponding connecting point of the inner frame 42 but connected with the connecting point staggered by one position, for example, the connecting point of the inner frame 41 is a first connecting point, a second connecting point, a third connecting point and a fourth connecting point, the one-to-one connecting point of the outer frame 42 is a fifth connecting point, Seventh tie point, eighth tie point, first tie point and sixth tie point are connected to one of them elastic connection roof beam 43, other elastic connection roof beams 43 dislocation connection in proper order, make each not influence each other between each elastic connection roof beam 43, the length of elastic connection roof beam 43 has been prolonged as far as simultaneously, the rigidity of elastic connection roof beam 43 has further been reduced, be convenient for lens 20 to move, lens 20 is when moving, part elastic connection roof beam 43 is compressed, part elastic connection roof beam 43 is elongated, of course, the tie point that interior frame 42 corresponds can also be connected to every elastic connection roof beam 43, for example, first tie point and fifth tie point are connected to an elastic connection roof beam 43, and, the tie point of inside casing 41 and the tie point of frame 42's position also need not just, can stagger the setting.

Referring to fig. 1-3, the lens module 1 further includes a flexible circuit board 50 electrically connected to the lens 20, and the flexible circuit board 50 penetrates through the housing 10 and is connected to the lens 20. The flexible circuit board 50 is used to supply power to the lens 20 and the linear actuator 30.

Example 2

Referring to fig. 6, the present embodiment is different from embodiment 1 in the connection manner between the linear actuator 30 and the housing 10 and the lens 20, and the rest is the same as the embodiment, which is not described herein.

The linear drivers 30 are arranged between the side face of the lens 20 and the side plate 15 of the shell 10 at equal intervals, each linear driver 30 comprises a motor 34 fixed on the bottom plate 13, a lead screw 33 in threaded connection with the motor 34 and a support 35 connected with the lead screw 33, one end of the support 35 is connected with the lead screw 33, the other end of the support is bent and extends to the bottom of the lens 20 to support the lens 20 and drive the lens 20 to move, after the motor 34 receives an instruction, the motor 34 rotates to drive the lead screw 33 to rotate, the rotary motion is linear motion, the support 35 makes linear motion along with the lead screw 33, so as to drive the lens 20 to move, and under the action of the linear drivers 30, the lens 20 makes deflection rotation, so that the anti-shake function.

It is to be understood that the linear actuator 30 is not limited to the above-described structure, and the linear actuator 30 may be a linear motor or a linear motor.

The above embodiments of the present invention are only described, and it should be noted that, for those skilled in the art, modifications can be made without departing from the inventive concept, but these all fall into the protection scope of the present invention.

Claims

1. A lens module, characterized in that, the lens module comprises a housing provided with an accommodating cavity, a lens that is arranged in the accommodating cavity and can move relative to the housing, and a lens that connects the lens with the housing. The linear driver of the casing, the casing includes a bottom plate and a side plate arranged on the bottom plate and circumferentially arranged around the lens, the driving force provided by the linear driver is along the extension direction of the linear driver, There are at least two linear actuators, and two or more of the linear actuators act together on the lens to drive the lens to tilt and deflect.

2 . The lens module according to claim 1 , wherein there are at least three linear actuators, and they are evenly spaced between the lens and the housing. 3 .

3 . The lens module according to claim 1 , wherein one end of the linear driver is connected to a side of the lens facing the base plate, and the other end of the linear driver is connected to a side of the base plate that faces the lens 3 . one side connection.

4 . The lens module according to claim 3 , wherein the linear driver is vertically disposed between the lens and the base plate along the optical axis direction of the lens. 5 .

5 . The lens module according to claim 3 , wherein the linear driver is disposed obliquely between the lens and the base plate along the optical axis direction of the lens. 6 .

6 . The lens module according to claim 1 , wherein the linear drivers are arranged at equal intervals between the side surface of the lens and the side plate of the housing. 7 .

7 . The lens module according to claim 6 , wherein the linear driver comprises a motor fixed on a base plate, a lead screw threadedly connected to the motor, and a bracket connected to the lead screw, the bracket One end is connected with the lead screw, and the other end is bent and extended to the bottom of the lens to support the lens and drive the lens to move.

8 . The lens module according to claim 1 , wherein the housing further comprises a top plate spaced from the bottom plate, and the bottom plate, the top plate and the side plate are enclosed to form the receiving plate. 9 . The top plate is provided with a light-passing hole communicating with the receiving cavity, and the light-passing hole is disposed facing the lens.

9 . The lens module according to claim 1 , wherein the lens module further comprises an elastic support member sleeved on the lens, and the elastic support member is arranged around the lens to attach the lens to the lens. 10 . fixed to the side panel.

10 . An electronic device, wherein the electronic device comprises the lens module according to any one of claims 1 to 9 . 11 .