阅读说明：本技术 摄像头模块 (Camera module ) 是由 刘述伦 耿新龙 计树标 于 2020-07-20 设计创作，主要内容包括：本发明公开了一种摄像头模块,摄像头模块包括有基座、镜头模组和驱动装置,所述镜头模组用于捕捉图像；所述驱动装置设置于所述镜头模组的侧面,所述驱动装置包括有若干记忆合金线,所述记忆合金线与所述镜头模组的侧面中部相连接并向两侧延伸与所述基座相连接；若干所述记忆合金线通电收缩产生的合力矩驱动所述镜头模组相对所述基座定轴转动。驱动装置设置在镜头模组的侧面,通过记忆合金线通电收缩使得镜头模组相对基座做定轴转动,使得镜头模组转动的角度更大,并且转动速度更快,可以快速将镜头模组调整到需要的位置,使得镜头模组能够清晰的捕捉图像,使得摄像头模块达到良好的成像性能。(The invention discloses a camera module, which comprises a base, a lens module and a driving device, wherein the lens module is used for capturing images; the driving device is arranged on the side surface of the lens module and comprises a plurality of memory alloy wires, and the memory alloy wires are connected with the middle part of the side surface of the lens module and extend to two sides to be connected with the base; and the lens module is driven to rotate relative to the base fixed shaft by resultant torque generated by electrifying and contracting the memory alloy wires. The driving device is arranged on the side face of the lens module, the lens module is enabled to rotate around the fixed shaft relative to the base through the power-on contraction of the memory alloy wire, the rotating angle of the lens module is larger, the rotating speed is higher, the lens module can be quickly adjusted to a required position, images can be clearly captured by the lens module, and the camera module can achieve good imaging performance.)

1. A camera module, comprising:

a base;

a lens module for capturing an image;

the driving device is arranged on the side surface of the lens module and comprises a plurality of memory alloy wires, and the memory alloy wires are connected with the middle part of the side surface of the lens module and extend to two sides to be connected with the base; and the lens module is driven to rotate relative to the base by resultant torque generated by electrifying and contracting the memory alloy wires.

2. The camera module according to claim 1, further comprising a first electrical terminal and a second electrical terminal, wherein the first electrical terminal is disposed at a middle portion of a side surface of the lens module, the second electrical terminal is disposed on the base, and a position of the second electrical terminal corresponds to a position of two corners of the side surface of the lens module; the memory alloy wire is connected with the lens module and the base through the first electric terminal and the second electric terminal.

3. The camera module according to claim 2, wherein the memory alloy wire comprises a first memory alloy wire and a second memory alloy wire arranged horizontally; one end of the first memory alloy wire is connected with the top of the first electric terminal, and the other end of the first memory alloy wire is connected with the second electric terminal on one side of the base; one end of the second memory alloy wire is connected with the bottom of the first electric terminal, and the other end of the second memory alloy wire is connected with the second electric terminal on the other side of the base.

4. The camera module according to claim 2, wherein the memory alloy wire comprises a third memory alloy wire and a fourth memory alloy wire which are horizontally arranged, and both ends of the third memory alloy wire and the fourth memory alloy wire are respectively connected with the second electric terminals; the middle part of the third memory alloy wire is connected with the top part of the first electric terminal; the middle part of the fourth memory alloy wire is connected with the bottom of the first electric terminal.

5. The camera module according to claim 1, further comprising a first metal plate and a second metal plate, wherein the first metal plate is disposed at a middle portion of a side surface of the lens module and protrudes downward, the second metal plate is disposed on the base, and positions of the second metal plate correspond to positions of two corners of the side surface of the lens module; the memory alloy wire is obliquely arranged, one end of the memory alloy wire is connected with the bottom of the first metal plate, and the other end of the memory alloy wire is connected with the second metal plate.

6. The camera module according to claim 5, wherein the memory alloy wires include a fifth memory alloy wire and a sixth memory alloy wire, and the fifth memory alloy wire and the sixth memory alloy wire are symmetrically arranged on both sides of the first metal plate with respect to the first metal plate.

7. The camera module according to claim 5, further comprising a top bead located at a middle portion of a bottom surface of the lens module, wherein the lens module contacts the base through the top bead and rotates relative to the base with the top bead as a supporting point.

8. The camera module according to claim 5, further comprising a turning portion disposed on the base and corresponding to positions of two corners of a side surface of the lens module, wherein one end of the memory alloy wire is connected to the first metal plate, and the other end of the memory alloy wire is connected to the second metal plate on the other side of the base after bypassing the turning portion on one side of the base.

9. The camera module according to any one of claims 1 to 4, further comprising an upper spring, wherein the upper spring is located on the top of the lens module, and the upper spring is connected to the lens module and the base.

10. The camera module according to any one of claims 1 to 7, further comprising a circuit board disposed on the base, the circuit board being connected to a bottom of the lens module.

Technical Field

The invention relates to the technical field of camera equipment, in particular to a camera module.

Background

Disclosure of Invention

The present invention is directed to at least one of the technical problems of the prior art, and therefore, the present invention provides a camera module, which has a larger angle for driving a lens, and has a better anti-shake function.

The camera module comprises a base, a lens module and a driving device, wherein the lens module is used for capturing images; the driving device is arranged on the side surface of the lens module and comprises a plurality of memory alloy wires, and the memory alloy wires are connected with the middle part of the side surface of the lens module and extend to two sides to be connected with the base; and the lens module is driven to rotate relative to the base by resultant torque generated by electrifying and contracting the memory alloy wires.

According to the camera module provided by the embodiment of the invention, at least the following technical effects are achieved: the lens module is used for catching images, the driving device is arranged on the side face of the lens module, the effect of force generated moment through the power-on contraction of the memory alloy wire enables the lens module to rotate relative to the base, the rotating angle of the lens module is larger, the rotating speed is higher, the lens module can be quickly adjusted to a needed position, the lens module can clearly catch images, and the camera module can achieve good imaging performance.

In some embodiments of the present invention, the lens module further includes a first electrical terminal and a second electrical terminal, the first electrical terminal is disposed in the middle of the side surface of the lens module, the second electrical terminal is disposed at both ends of the base, and the memory alloy wire is connected to the lens module and the base through the first electrical terminal and the second electrical terminal.

In some embodiments of the invention, the memory alloy wire comprises a first memory alloy wire and a second memory alloy wire arranged horizontally; one end of the first memory alloy wire is connected with the top of the first electric terminal, and the other end of the first memory alloy wire is connected with the second electric terminal on one side of the base; one end of the second memory alloy wire is connected with the bottom of the first electric terminal, and the other end of the second memory alloy wire is connected with the second electric terminal on the other side of the base.

In some embodiments of the invention, the memory alloy wire includes a third memory alloy wire and a fourth memory alloy wire which are horizontally arranged, and both ends of the third memory alloy wire and the fourth memory alloy wire are respectively connected with the second electric terminal; the middle part of the third memory alloy wire is connected with the top part of the first electric terminal; the middle part of the fourth memory alloy wire is connected with the bottom of the first electric terminal.

In some embodiments of the present invention, the lens module further includes a first metal plate and a second metal plate, the first metal plate is disposed in the middle of the lens module and protrudes downward, and the second metal plate is disposed at two ends of the base; the memory alloy wire is obliquely arranged, one end of the memory alloy wire is connected with the bottom of the first metal plate, and the other end of the memory alloy wire is connected with the second metal plate.

In some embodiments of the invention, the memory alloy wires include a fifth memory alloy wire and a sixth memory alloy wire, and the fifth memory alloy wire and the sixth memory alloy wire are symmetrically arranged on two sides of the first metal plate with respect to the first metal plate.

In some embodiments of the present invention, the lens module further includes a top ball, the top ball is located in the middle of the bottom surface of the lens module, and the lens module contacts with the base through the top ball and rotates relative to the base with the top ball as a supporting point.

In some embodiments of the present invention, the lens module further includes a turning portion, the turning portion is disposed on the base and corresponds to positions of two corners of a side surface of the lens module, one end of the memory alloy wire is connected to the first metal plate, and the other end of the memory alloy wire bypasses the turning portion on one side of the base and then is connected to the second metal plate on the other side of the base.

In some embodiments of the present invention, the lens module further includes an upper elastic sheet, the upper elastic sheet is located on the top of the lens module, and the upper elastic sheet is connected to the lens module and the base.

In some embodiments of the present invention, the optical module further includes a circuit board disposed on the base, and the circuit board is connected to the bottom of the lens module.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above-mentioned additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an overall structural schematic view of a first embodiment of a camera module according to the present invention;

fig. 2 is a schematic view illustrating a state change of a lens module according to a first embodiment of the camera module of the present invention;

fig. 3 is a schematic top view of a first embodiment of a camera module according to the invention;

fig. 4 is an overall structural schematic view of a second embodiment of a camera module according to the present invention;

fig. 5 is a schematic side view of a second embodiment of a camera module according to the invention;

fig. 6 is an overall structural schematic view of a third embodiment of a camera module according to the present invention;

fig. 7 is an overall configuration schematic diagram of a fourth embodiment of a camera module according to the present invention;

fig. 8 is a schematic structural sectional view of a fourth embodiment of a camera module according to the invention;

fig. 9 is a schematic view of the base structure of a fourth embodiment of a camera module according to the invention.

Reference numerals:

a base 100, a boss 110, a groove 111, a lens module 200,

A first memory alloy wire 310, a second memory alloy wire 320, a third memory alloy wire 330, a fourth memory alloy wire 340, a fifth memory alloy wire 350, a sixth memory alloy wire 360,

The optical connector comprises a first electric terminal 410, a second electric terminal 420, a first metal plate 510, a second metal plate 520, a steering part 521, an upper spring plate 600, a circuit board 700, a top bead 800 and an optical axis S.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.