CN210401961U

CN210401961U - Metal wire clamping structure and camera module

Info

Publication number: CN210401961U
Application number: CN201920912152.7U
Authority: CN
Inventors: 汪东明; 周聚鹤
Original assignee: New Shicoh Technology Co Ltd
Current assignee: New Shicoh Motor Co Ltd; New Shicoh Technology Co Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-04-24
Anticipated expiration: 2029-06-17

Abstract

The utility model provides a metal wire clamping structure, includes the grip block, and the grip block includes the clamping part, and the clamping part is located one side of grip block, offers flutedly on the clamping part. The utility model discloses a metal wire clamping structure can increase the stability of centre gripping, and the memory metal wire is difficult for droing. The utility model also provides a camera module.

Description

Metal wire clamping structure and camera module

Technical Field

The utility model relates to an imaging technology field especially relates to a metal wire clamping structure and camera module.

Background

With the progress of science and technology, the application of camera modules is more and more extensive, and at present, except cameras, mobile phones, computers and other electronic equipment are equipped with camera modules, so that people can take pictures at any time and any place conveniently, and convenience and fun are brought to the life of people. The camera module comprises a fixed-focus camera module and a zooming camera module, and in the zooming camera module, the lens can be driven to move through the driving device, so that focusing is realized.

In a memory metal alloy (SMA) driven driving device, a carrier for carrying a lens and a memory metal wire are generally included, the memory metal wire is lapped on the carrier, and the length of the memory metal wire is shortened after the memory metal wire is electrified, so that the carrier is pulled to move along a focusing axis to achieve the effect of optical focusing.

However, in the conventional drive device driven by memory metal alloy (SMA), the fixing stability of the memory metal wire is insufficient, and the memory metal wire is likely to fall off.

The foregoing description is provided for general background information and is not admitted to be prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a metal wire clamping structure and camera module can increase the stability of centre gripping, and the memory metal wire is difficult for droing.

The utility model provides a metal wire clamping structure, includes the grip block, and the grip block includes the clamping part, and the clamping part is located one side of grip block, offers flutedly on the clamping part.

Furthermore, the grooves are multiple and are in strip shapes, and the grooves are spaced from each other.

Further, the grooves are arranged in two rows, and the grooves in the first row and the grooves in the second row are staggered.

Furthermore, the metal wire clamping structure further comprises a mounting plate, and one end of the clamping plate is connected with one end of the mounting plate.

Furthermore, the mounting plate is provided with a mounting hole.

Further, the cross section of the groove is V-shaped.

The utility model also provides a camera module, including the memory metal wire, camera module still includes foretell metal wire clamping structure, and the clamping part bending type becomes this somatic part and kink, and the memory metal fastener is located between this somatic part and the kink, and the recess is just to the memory metal wire.

Further, the memory metal wire comprises a protrusion, and the protrusion is located in the groove.

Further, grooves are respectively arranged on the body part and the bending part.

The utility model discloses a camera module includes metal wire clamping structure, and metal wire clamping structure includes the grip block, and the grip block includes the clamping part, sets up flutedly on the clamping part. When the clamping part is bent to clamp the memory metal wire, the memory metal wire is deformed into a bulge which is positioned in the groove, and the bulge and the groove form a mutually buckled step, so that the resistance of the memory metal wire pulled out from the clamping part is increased, the purpose of increasing the clamping force of the memory metal wire is achieved, and the memory metal wire is not easy to be separated from the clamping part.

Drawings

Fig. 1 is a schematic structural view of a metal wire clamping structure according to a first embodiment of the present invention.

Fig. 2 is a schematic cross-sectional structure view of the clamping plate in fig. 1.

Fig. 3 is a schematic structural view of a metal wire clamping structure according to a second embodiment of the present invention.

Fig. 4 is a schematic view of a memory metal wire and a metal wire clamping structure of a camera module according to a third embodiment of the present invention.

Fig. 5 is a schematic sectional view at a-a in fig. 4.

Fig. 6 is a schematic view of a memory metal wire and a metal wire clamping structure of a camera module according to a fourth embodiment of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

First embodiment

Fig. 1 is a schematic structural view of a metal wire clamping structure according to a first embodiment of the present invention. As shown in fig. 1, the wire holding structure 10a includes a mounting plate 12 and a holding plate 13, and one end of the holding plate 13 is connected to one end of the mounting plate 12, and specifically, the wire holding structure 10a has a T-shaped structure. The clamping plate 13 comprises a clamping part 131, a groove 1311 is formed in the clamping part 131, the clamping part 131 is located on one side of the clamping plate 13, and the grooves 1311 are distributed on the surface of the clamping part 131.

Specifically, the mounting plate 12 is provided with a mounting hole 121, and the mounting hole 121 is located in the middle of the mounting plate 12. In the present embodiment, the mounting plate 12 is fixed to other components of the camera module through the mounting hole 121, but not limited thereto.

Fig. 2 is a schematic cross-sectional structure view of the clamping plate in fig. 1. As shown in fig. 1 and 2, the grooves 1311 are a plurality of grooves 1311, the grooves 1311 are in a strip shape, the grooves 1311 are spaced from each other, and a length direction of the grooves 1311 is parallel to a length direction of the clamping plate 13, but not limited thereto, for example, an included angle is formed between the length direction of the grooves 1311 and the length direction of the clamping plate 13. In the present embodiment, the cross section of the groove 1311 is V-shaped, but the cross section of the groove 1311 may also be arc-shaped.

The usage of the wire clamping structure 10a of the present embodiment is roughly: the clamping plate 13 is bent to form a main portion 132 and a bent portion 133 (as shown in fig. 4), the bent portion 133 clamps the metal wire, the bent portion 133 is located above the metal wire, the main portion 132 is located below the metal wire, that is, a portion of the groove 1311 is located above the metal wire, and another portion of the groove 1311 is located below the metal wire. The length direction of the metal wire forms an angle with the length direction of the groove 1311, and specifically, the angle is a right angle, but not limited thereto. Under the action of external force, the bending part 133 clamps the wire, and the groove 1311 increases the resistance of the wire to be pulled out from the clamping part 131, so as to increase the clamping force of the wire, and the wire is not easy to be pulled out from the clamping part 131.

Second embodiment

Fig. 3 is a schematic structural view of a metal wire clamping structure according to a second embodiment of the present invention. As shown in fig. 3, the structure of the wire holding structure 10b of the present embodiment is substantially the same as that of the wire holding structure 10a of the first embodiment, except that the grooves 1311 of the present embodiment are arranged in two rows, more specifically, the grooves 1311 of the first row are arranged offset from the grooves 1311 of the second row. Of course, the grooves 1311 in the first row may be aligned with the grooves 1311 in the second row in a one-to-one correspondence.

The usage of the wire clamping structure 10b of the present embodiment is roughly: the clamping plate 13 is bent to form a main portion 132 and a bent portion 133 (as shown in fig. 4), the bent portion 133 clamps the metal wire, the bent portion 133 is located above the metal wire, the main portion 132 is located below the metal wire, that is, the first row of grooves 1311 is located above the metal wire, and the second row of grooves 1311 is located below the metal wire. The length direction of the metal wire forms an angle with the length direction of the groove 1311, and specifically, the angle is a right angle, but not limited thereto. Under the action of external force, the bending part 133 clamps the wire, and the groove 1311 increases the resistance of the wire to be pulled out from the clamping part 131, so as to increase the clamping force of the wire, and the wire is not easy to be pulled out from the clamping part 131. Moreover, since the grooves 1311 are arranged in two rows, the grooves 1311 are formed in the body portion 132 and the bending portion 133, so that resistance to the metal wire is greater, and the metal wire clamping force is enhanced more; by staggering the first row of grooves 1311 from the second row of grooves 1311, the resistance to the wire is further increased and the wire grip is further enhanced.

Third embodiment

The utility model also provides a camera module. Fig. 4 is a schematic view of a memory metal wire and a metal wire clamping structure of a camera module according to an embodiment of the present invention. As shown in fig. 4, a camera module according to a third embodiment of the present invention includes a memory metal wire 20 and the metal wire holding structure. The holding portion 131 of the wire holding structure is bent to form the main portion 132 and the bending portion 133, the memory wire 20 is held between the main portion 132 and the bending portion 133, and the groove 1311 faces the memory wire 20.

Fig. 5 is a schematic sectional view at a-a in fig. 4. As shown in fig. 5 and 4, the recess 1311 faces the memory metal line 20, the bending portion 133 is located above the memory metal line 20, the body portion 132 is located below the memory metal line 20, that is, a portion of the recess 1311 is located above the memory metal line 20, and another portion of the recess 1311 is located below the memory metal line 20. The length direction of the memory metal line 20 forms an angle with the length direction of the groove 1311, and particularly, the angle is a right angle, but not limited thereto. Under the action of external force, the body part 132 and the bent part 133 extrude and deform the memory metal wire 20, the part of the memory metal wire 20 corresponding to the groove 1311 is extruded to extend into the groove 1311 and form a protrusion 21, and the protrusion 21 and the groove 1311 form a mutually buckled step. When the memory metal wire 20 is stretched under a force, the protrusion 21 increases the resistance of the memory metal wire 20 to be pulled out from the clamping portion 131, so as to increase the clamping force of the memory metal wire 20, and the memory metal wire 20 is not easy to be pulled out from the clamping portion 131. In the present embodiment, the main body 132 and the bending portion 133 have the groove 1311, so that the upper and lower sides of the memory metal wire 20 are formed with the protrusion 21 to respectively match with the groove 1311 of the main body 132 and the bending portion 133. It is understood that the groove 1311 may be formed only on the body portion 132 or the bent portion 133, and the protrusion 21 may be formed only on the upper side or the lower side of the memory metal wire 20.

The utility model discloses a camera module includes metal

wire clamping structure

10a, 10b, and metal

wire clamping structure

10a, 10b include grip block 13, and grip block 13 includes clamping part 131, sets up fluted 1311 on the clamping part 131. When the clamping portion 131 is bent to clamp the memory metal wire 20, the memory metal wire 20 is deformed to form the protrusion 21, the protrusion 21 is located in the groove 1311, the protrusion 21 and the groove 1311 form a mutually buckled step, so that the resistance of the memory metal wire 20 pulled out from the clamping portion 131 is increased, the purpose of increasing the clamping force of the memory metal wire 20 is achieved, and the memory metal wire 20 is not easy to be pulled out from the clamping portion 131.

Fourth embodiment

Fig. 6 is a schematic view of a memory metal wire and a metal wire clamping structure of a camera module according to a fourth embodiment of the present invention. As shown in fig. 6, the camera module of this embodiment has substantially the same structure as the camera module of the third embodiment, except that the grooves 1311 of this embodiment are arranged in two rows, and the grooves 1311 of the first row are offset from the grooves 1311 of the second row. The first row of recesses 1311 is located above the memory metal lines 20, and the second row of recesses 1311 is located below the memory metal lines 20.

The utility model discloses a camera module includes metal

wire clamping structure

10a, 10b, and metal

wire clamping structure

In this document, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms can be understood in a specific case to those of ordinary skill in the art.

As used herein, the ordinal adjectives "first", "second", etc., used to describe an element are merely to distinguish between similar elements and do not imply that the elements so described must be in a given sequence, either temporally, spatially, in ranking, or in any other manner.

As used herein, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, including not only those elements listed, but also other elements not expressly listed.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a metal wire clamping structure which characterized in that, metal wire clamping structure includes the grip block, the grip block includes and is used for the clamping part of centre gripping metal wire by bending type, the clamping part is located one side of grip block, set up on the grip block and make the recess that the metal wire takes place to deform.

2. The wire holding structure according to claim 1, wherein the plurality of grooves are in the form of a strip, and the plurality of grooves are spaced from each other.

3. The wire gripping structure of claim 1, wherein the grooves are arranged in two rows, the grooves of a first row being offset from the grooves of a second row.

4. The wire gripping structure of claim 1, further comprising a mounting plate, one end of the gripping plate being connected to one end of the mounting plate.

5. The wire holding structure of claim 4, wherein said mounting plate is provided with mounting holes.

6. The wire gripping structure of claim 1, wherein the groove is V-shaped in cross-section.

7. A camera module comprising a memory metal wire, wherein the camera module further comprises the metal wire clamping structure according to any one of claims 1 to 6, the clamping portion is bent to form a body portion and a bent portion, the memory metal wire is clamped between the body portion and the bent portion, and the groove faces the memory metal wire.

8. The camera module of claim 7, wherein the memory wire comprises a protrusion, the protrusion being located within the recess.

9. The camera module as claimed in claim 7 or 8, wherein the main body and the bending portion are respectively provided with the grooves.