CN219678595U - Anti-shake structure and camera - Google Patents

Abstract

The utility model relates to the technical field of camera equipment, and provides an anti-shake structure and a camera, wherein the anti-shake structure comprises the following components: the device comprises a supporting table, a moving table capable of sliding relative to the supporting table, a first adsorption piece, a second adsorption piece mutually adsorbed with the first adsorption piece, and a driving mechanism for pulling the moving table to move relative to the supporting table; the first adsorption piece is arranged on the supporting table, and the second adsorption piece is arranged on the moving table; the suction direction between the first suction member and the second suction member is perpendicular to the moving path of the moving table.

Description

Anti-shake structure and camera

Technical Field

The utility model belongs to the technical field of camera equipment, and particularly relates to an anti-shake structure and a camera.

Background

In modern electronic devices, a camera is often required, and once the camera shakes during shooting, a blurred image is easily generated. To facilitate anti-shake of the lens, the lens is typically disposed on a translatable stage, and a driver drives the stage to move to correct a partial shift of the lens. The mobile station is usually arranged on the base, in order to ensure that the relative position between the mobile station and the base is stable so as to prevent the mobile station and the base from being separated from each other, the mobile station is usually fixedly connected with the base through an elastic arm, the mobile station and the base are usually pulled through SMA (Shape Memory Alloy ) to realize the movement of the mobile station, the SMA wire needs to overcome the elastic force of the elastic arm in the process of pulling the mobile station, however, when the stroke of the mobile station is larger, the SMA needs to overcome the elastic force of the elastic arm to be gradually increased, but the pulling force provided by the SMA is limited, so that the movable stroke of the SMA mobile station is seriously influenced.

The connection between two objects through the elastic wall can be seen in: (Chinese patent utility model; publication No. CN218124802U; subject name: an image sensor anti-shake brake device; publication No. 2022.12.23) in which the first brake spring is connected with the first substrate via a first elastic arm (or the second brake spring is connected with the second substrate via a second elastic arm).

Disclosure of Invention

The utility model aims to provide an anti-shake structure to solve the technical problem that the elastic force of an elastic arm needs to be overcome to cause too short in the moving process of a mobile station in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: provided is an anti-shake structure including: the device comprises a supporting table, a moving table capable of sliding relative to the supporting table, a first adsorption piece, a second adsorption piece mutually adsorbed with the first adsorption piece, and a driving mechanism for pulling the moving table to move relative to the supporting table; the first adsorption piece is arranged on the supporting table, and the second adsorption piece is arranged on the moving table; the suction direction between the first suction member and the second suction member is perpendicular to the moving path of the moving table.

Further, the mobile station is directly or indirectly slidably mounted on the support table.

Further, the mobile station is slidably disposed on the support table by a plurality of supports.

Further, the mobile station comprises a shell arranged on the mobile station, a concave part is formed in the shell, and the second adsorption piece is arranged in the concave part.

Further, the method further comprises the following steps: a flexible circuit board having a cantilever; the cantilever is provided with a first circuit, and the supporting table is provided with a second circuit; the first circuit is electrically connected with the second circuit; the flexible circuit board is sandwiched between the housing and the mobile station.

Further, the device also comprises a base; the first adsorption piece is clamped between the base and the supporting table.

Further, the driving mechanism includes: the mobile terminal comprises a first conductive end arranged on the supporting table, a second conductive end arranged on the mobile table and a memory metal wire electrically connected with the first conductive end and the second conductive end.

Further, the first conductive end has a first clamping portion for clamping the memory metal wire, and/or the second conductive end has a second clamping portion for clamping the memory metal wire.

Further, the first clamping part is in a first U shape, and the memory metal wire is clamped between the inner walls of the first U shape; the second clamping part is in a second U shape, and the memory metal wire is clamped between the inner walls of the second U shape.

The utility model also provides a camera, which further comprises: a focusing structure with a lens, an image sensor and the anti-shake structure; the anti-shake structure is positioned between the focusing structure and the image sensor; the focusing structure is connected to the shell, the shell is arranged on the mobile station, and the supporting station is connected to the image sensor.

The anti-shake structure provided by the utility model has the beneficial effects that: compared with the prior art, the anti-shake structure provided by the utility model has the advantages that the movable table can slide relative to the supporting table, and the driving mechanism can drive the movable table to move relative to the supporting table; the support platform is provided with a first absorption part, and the mobile platform is provided with a second absorption part; the first adsorption piece and the second adsorption piece are attracted to each other, so that the mobile station and the supporting table are not easy to separate from each other when relatively moving, and the stability of the mobile station and the supporting table during relatively sliding is improved; since the suction direction between the first suction member and the second suction member is perpendicular to the moving path of the moving table, the suction force between the first suction member and the second suction member does not easily affect the moving stroke of the moving table.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is an exploded view of an anti-shake structure according to an embodiment of the present utility model;

fig. 2 is a schematic perspective view of an anti-shake structure according to an embodiment of the present utility model;

fig. 3 is a schematic top view of a mobile station according to an embodiment of the present utility model;

fig. 4 is a schematic perspective view of a camera according to an embodiment of the present utility model;

fig. 5 is an exploded view of a camera according to an embodiment of the present utility model.

Wherein, each reference sign in the figure:

11-a support table; 12-mobile station; 13-a flexible circuit board; 14-a base; 21-a first absorbent member; 22-a second absorbent member; 3-a support; 4-a housing; 41-a recess; 51-a first conductive terminal; 52-a second conductive terminal; 53-memory metal lines; 61-focusing structure; 62-image sensor.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It should be noted that, in the description of the embodiments of the present utility model, unless otherwise indicated, "/" means or, for example, a/B may represent a or B; "and/or" herein is merely an association relationship describing an association object, and means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. Wherein A and B may be singular or plural, respectively.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Referring to fig. 1 to 3, an anti-shake structure provided by the present utility model will now be described. An anti-shake structure comprising: a support table 11, a moving table 12 slidable relative to the support table 11, a first suction member 21, a second suction member 22 that is attracted to the first suction member 21, and a driving mechanism for drawing the moving table 12 to move relative to the support table 11; the first suction member 21 is provided on the support table 11, and the second suction member 22 is provided on the moving table 12; the suction direction between the first suction member 21 and the second suction member 22 is perpendicular to the moving path of the moving table 12.

Thus, the movable table 12 can slide relative to the supporting table 11, and the driving mechanism can drive the movable table 12 to move relative to the supporting table 11; the support table 11 is provided with a first absorbing member 21, and the mobile table 12 is provided with a second absorbing member 22; the first absorbing piece 21 and the second absorbing piece 22 are attracted mutually, so that the movable table 12 and the supporting table 11 are not easy to separate mutually when relatively moving, and the stability of the movable table 12 and the supporting table 11 when relatively sliding is improved; since the suction direction between the first suction member 21 and the second suction member 22 is arranged perpendicularly to the movement path of the mobile station 12, the suction force between the first suction member 21 and the second suction member 22 does not easily affect the movement stroke of the mobile station 12.

In one embodiment, the first absorbent member 21 is directly or indirectly fixed to the support table 11.

In one embodiment, second adsorbent member 22 is secured directly or indirectly to mobile station 12.

In one embodiment, the support table 11 is flat.

In one embodiment, mobile station 12 is planar.

In one embodiment, the support table 11 and the mobile table 12 are arranged in parallel.

In one embodiment, the second adsorbent member 22 is a magnet.

In one embodiment, the mobile station 12 and the support station 11 are arranged in parallel.

Further, referring to fig. 1 to 3, as an embodiment of the anti-shake structure provided by the present utility model, the mobile station 12 is directly or indirectly slidably disposed on the supporting table 11. In this way, the movement of the mobile station 12 relative to the support station 11 is facilitated.

Further, referring to fig. 1 to 3, as an embodiment of the anti-shake structure provided by the present utility model, the mobile station 12 is slidably disposed on the support table 11 through a plurality of support members 3.

In one embodiment, the support 3 is a self-lubricating friction plate.

In one embodiment, the number of supports 3 is four.

Further, referring to fig. 1 to 3, as an embodiment of the anti-shake structure provided by the present utility model, the anti-shake structure further includes a housing 4 disposed on the mobile station 12, a recess 41 is formed on the housing 4, and the second adsorption member 22 is disposed in the recess 41. In this way, the second absorbent member 22 can be mounted in the recess 41.

In one embodiment, the recess 41 is provided on a surface facing away from the mobile station 12.

Further, referring to fig. 1 to 3, as an embodiment of the anti-shake structure provided by the present utility model, the anti-shake structure further includes: a flexible circuit board 13 having a cantilever; the cantilever is provided with a first circuit, and the supporting table 11 is provided with a second circuit; the first circuit is electrically connected with the second circuit; the flexible circuit board 13 is sandwiched between the housing 4 and the mobile station 12. In this way, the flexible circuit board 13 can be conducted with the second circuit on the supporting table 11 through the first circuit on the cantilever, so that the current transmission between the flexible circuit board 13 and the supporting table is facilitated.

Further, referring to fig. 1 to 3, as an embodiment of the anti-shake structure provided by the present utility model, the anti-shake structure further includes a base 14; the first suction member 21 is sandwiched between the base 14 and the support table 11. In this way, the first suction member 21 is not easily knocked by the outside.

Further, referring to fig. 1 to 3, as an embodiment of the anti-shake structure provided by the present utility model, the driving mechanism includes: a first conductive terminal 51 disposed on the support 11, a second conductive terminal 52 disposed on the mobile station 12, and a memory metal wire 53 electrically connecting the first conductive terminal 51 and the second conductive terminal 52. Thus, current can be transferred from the first conductive end 51 on the support 11 to the second conductive end 52 on the mobile 12 through the memory wire 53; when current flows through the first conductive end 51, the memory metal wire 53 and the second conductive end 52 in sequence, the temperature of the memory metal wire 53 changes and causes the memory metal wire 53 to deform, the memory metal wire 53 is deformed and then pulls the mobile station 12 to move, and when the current on the memory metal wire 53 is disconnected, the temperature of the memory metal wire 53 returns to normal temperature, so that the state of the memory metal wire 53 returns to the original state; i.e. the memory wire 53, can be energized to pull the first conductive end 51 and the second conductive end 52, thereby being moved by pulling the mobile station 12 to change the position of the optics supported on the mobile station 12.

The shape memory alloy has the English name Shape Memory Alloy, called SMA for short, and has a shape memory effect (Shape Memory Effect), namely, the alloy wire can recover to the original shape under certain conditions after being deformed under stress.

Wherein the memory metal wire 53 may refer to the shape memory alloy wire in (grant bulletin number CN 209375796U). The memory metal wire 53 may refer to a shape memory alloy wire in (grant bulletin number CN 209233930U).

In one embodiment, the number of memory wires 53 is four, and the four memory wires 53 extend along four sides of the rectangle, respectively, such that the four memory wires 53 cooperate to draw the mobile station 12 along the plane of the rectangle.

Further, referring to fig. 1 to 3, as an embodiment of the anti-shake structure provided by the present utility model, the first conductive end 51 has a first clamping portion for clamping the memory metal wire 53, and/or the second conductive end 52 has a second clamping portion for clamping the memory metal wire 53. Thus, the first conductive end 51 can conveniently clamp the memory metal wire 53 through the first clamping part, and the first conductive end 51 and the memory metal wire 53 can be conveniently connected; the second conductive end 52 can be used to clamp the memory metal wire 53 by the second clamping part, so that the second conductive end 52 and the memory metal wire 53 can be conveniently connected.

Further, referring to fig. 1 to 3, as a specific embodiment of the anti-shake structure provided by the present utility model, the first clamping portion is of a first U shape, and the memory metal wire 53 is clamped between inner walls of the first U shape; the second clamping part is in a second U shape, and the memory metal wire 53 is clamped between the inner walls of the second U shape. In this way, the first clamping portion is very convenient to clamp the memory wire 53, and the second clamping portion is very convenient to clamp the memory wire 53.

Referring to fig. 4 to 5, the present utility model further provides a camera, further including: a focusing structure 61 having a lens (not shown), an image sensor 62, and an anti-shake structure; the anti-shake structure is located between the focusing structure 61 and the image sensor 62; the focusing structure 61 is attached to the housing 4, the housing 4 is provided on the moving stage 12 (see fig. 1), and the support stage 11 is attached to the image sensor 62. Thus, the light passes through the lens and then transmits the light beam to the image sensor 62 for imaging; due to the adoption of the anti-shake structure; the movable table 12 can slide relative to the supporting table 11, the focusing structure 61 is connected to the housing 4, and the housing 4 is arranged on the movable table 12, so that the lens can move along with the movable table 12; the support table 11 is provided with a first absorbing member 21, and the mobile table 12 is provided with a second absorbing member 22; the first absorbing member 21 and the second absorbing member 22 are attracted to each other, so that the movable table 12 and the supporting table 11 are not easy to separate from each other during relative movement, and stability during relative sliding between the movable table 12 and the supporting table 11 is improved.

In one embodiment, the support 11 is provided with a first light-passing hole, the mobile station 12 is provided with a second light-passing hole, and the external light beam passes through the focusing structure 61 and then passes through the second light-passing hole and the first light-passing hole once and then is transmitted to the image sensor 62 for imaging.

In one embodiment, the image sensor 62 is a CCD (CCD: charge coupled device).

In one embodiment, the focusing structure 61 may be the focusing structure of (Chinese patent application; publication No. CN205139453U; subject name: focusing structure, lens assembly and camera module; publication date: 2016-04-06).

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims (10)

1. An anti-shake structure, comprising: the device comprises a supporting table, a moving table capable of sliding relative to the supporting table, a first adsorption piece, a second adsorption piece mutually adsorbed with the first adsorption piece, and a driving mechanism for pulling the moving table to move relative to the supporting table; the first adsorption piece is arranged on the supporting table, and the second adsorption piece is arranged on the moving table; the suction direction between the first suction member and the second suction member is perpendicular to the moving path of the moving table.

2. The anti-shake structure of claim 1, wherein the mobile station is directly or indirectly slidably disposed on the support table.

3. The anti-shake structure of claim 1, wherein the mobile station is slidably disposed on the support station by a plurality of supports.

4. The anti-shake structure of claim 1, further comprising a housing disposed on the mobile station, wherein a recess is formed in the housing, and wherein the second adsorption member is disposed in the recess.

5. The anti-shake structure of claim 4, further comprising: a flexible circuit board having a cantilever; the cantilever is provided with a first circuit, and the supporting table is provided with a second circuit; the first circuit is electrically connected with the second circuit; the flexible circuit board is sandwiched between the housing and the mobile station.

6. The anti-shake structure of claim 1, further comprising a base; the first adsorption piece is clamped between the base and the supporting table.

7. The anti-shake structure of claim 1, wherein the drive mechanism comprises: the mobile terminal comprises a first conductive end arranged on the supporting table, a second conductive end arranged on the mobile table and a memory metal wire electrically connected with the first conductive end and the second conductive end.

8. The anti-shake structure of claim 7, wherein the first conductive end has a first clamping portion for clamping the memory metal wire, and/or the second conductive end has a second clamping portion for clamping the memory metal wire.

9. The anti-shake structure of claim 8 wherein the first clamping portion is a first U-shape, the memory metal wire being clamped between inner walls of the first U-shape; the second clamping part is in a second U shape, and the memory metal wire is clamped between the inner walls of the second U shape.

10. Camera, its characterized in that still includes: a focusing structure having a lens, an image sensor, and an anti-shake structure according to any one of claims 1 to 9; the anti-shake structure is positioned between the focusing structure and the image sensor; the focusing structure is connected to the mobile station, and the supporting table is connected to the image sensor.