CN213023896U - Camera module and electronic equipment with same - Google Patents
Camera module and electronic equipment with same Download PDFInfo
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- CN213023896U CN213023896U CN202022112236.8U CN202022112236U CN213023896U CN 213023896 U CN213023896 U CN 213023896U CN 202022112236 U CN202022112236 U CN 202022112236U CN 213023896 U CN213023896 U CN 213023896U
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Abstract
The utility model discloses a camera module and have this camera module's electronic equipment, camera module includes: a substrate; the lens assembly is erected above the substrate; the anti-shake actuating device comprises a movable plate, a fixed plate, an SMA wire and a suspension wire, wherein the fixed plate is arranged on the base plate, the upper end of the suspension wire is connected with the lens component, the lower end of the suspension wire is connected with the movable plate, the movable plate is suspended between the fixed plate and the lens component, one end of the SMA wire is connected with the fixed plate, the other end of the SMA wire is connected with the movable plate, and the SMA wire can drive the movable plate to move in a plane vertical to the optical axis of the lens component when being electrified and contracted; the photosensitive chip is arranged on the movable plate. The utility model provides a camera module, its precision that can promote anti-shake control can reduce friction in the anti-shake driving process moreover, promotes the flexibility.
Description
Technical Field
The utility model relates to an electronic equipment technical field, in particular to camera module reaches electronic equipment including this camera module.
Background
When electronic equipment such as a mobile phone and the like is used for photographing, the imaging quality of the camera module is affected due to the shaking of the arm of a user, and the problem that the photographed image is blurred and the like can be caused; at present, in order to solve the imaging problem caused by hand shake, a common method is to arrange an anti-shake driving structure in a camera module, and drive a lens assembly in the camera module to move through the anti-shake driving structure for compensation; although the anti-shake function can be achieved by driving the lens assembly to move for compensation, because the lens assembly has relatively large mass and relatively large inertia, after the anti-shake driving structure stops driving, the lens assembly will continue to move for a certain distance due to its own large inertia, which will affect the precision of anti-shake control and the anti-shake effect of the anti-shake driving structure, and finally make the imaging quality difficult to achieve the expected best effect. And, current anti-shake drive structure is including fixed part and moving part usually, and the moving part is used for bearing and drives the camera lens subassembly motion, and at anti-shake in-process, will have the friction between moving part and the fixed part to increase the degree of difficulty of anti-shake drive, and influence anti-shake driven flexibility.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a camera module, its precision that can promote anti-shake control can reduce friction in the anti-shake driving process moreover, promotes the flexibility.
The utility model discloses still provide an electronic equipment who has above-mentioned camera module.
According to the utility model discloses a camera module of first aspect embodiment includes: a substrate; the lens assembly is erected above the substrate; the anti-shake actuating device comprises a movable plate, a fixed plate, an SMA wire and a suspension wire, wherein the fixed plate is arranged on the base plate, the upper end of the suspension wire is connected with the lens component, the lower end of the suspension wire is connected with the movable plate, the movable plate is suspended between the fixed plate and the lens component, one end of the SMA wire is connected with the fixed plate, the other end of the SMA wire is connected with the movable plate, and the SMA wire can drive the movable plate to move in a plane vertical to the optical axis of the lens component when being electrified and contracted; the photosensitive chip is arranged on the movable plate.
According to the utility model discloses camera module has following beneficial effect at least: because the lens component is a fixed frame arranged above the substrate, the fixed plate in the anti-shake actuating device is fixed on the substrate, and the movable plate in the anti-shake actuating device is suspended between the fixed plate and the lens component through the suspension wire, the anti-shake actuating device has stronger rigidity in the stretching direction of the suspension wire, so that when the SMA wire is electrified and contracted to drive the movable plate to move and drive the photosensitive chip to move to realize anti-shake compensation, the contact friction between the fixed plate and the movable plate can be avoided, the difficulty of anti-shake driving can be reduced, and the flexibility of anti-shake driving can be improved; and, compare in the mode that drives the motion of lens subassembly, because the quality and the inertia of sensitization chip are less, consequently it reaches more easily on the anticipated position after stopping the drive to the precision of anti-shake control can be accomplished higher, and the effect of anti-shake is also better.
According to the utility model discloses a some embodiments, be provided with first touch panel on a set of diagonal angle of fixed plate, be provided with the second touch panel on another set of diagonal angle of fly leaf, the both ends of SMA wire respectively with first touch panel and second touch panel link to each other to correspond set up in the four sides of fly leaf.
According to some embodiments of the utility model, the suspension wire is provided with four and connect respectively in the four corners of fly leaf.
According to some embodiments of the utility model, still including magnet and position sensor, magnet with position sensor one set up in the fixed plate, one set up in the fly leaf.
According to some embodiments of the utility model, the camera lens subassembly is including the mirror holder body and hang the board, install the camera lens on the mirror holder body, hang the board connect in mirror holder body upper surface, the upper end of hanging the silk is connected hang on the board.
According to some embodiments of the present invention, the mirror support further comprises a bearing frame, wherein the bearing frame is connected to the base plate, and the mirror support body is connected to the bearing frame.
According to some embodiments of the utility model, the mirror frame body with bear the correspondence the position of hanging wire is provided with respectively dodges the breach and dodges the groove.
According to some embodiments of the utility model, bear the frame with form between the base plate and hold the chamber, fly leaf, fixed plate, SMA line and sensitization chip are located hold the intracavity.
According to some embodiments of the utility model, the middle part of bearing the frame is provided with the light trap to the messenger sees through the light of camera lens subassembly is through the light trap transmits extremely sensitization chip.
According to the utility model discloses second aspect embodiment electronic equipment, including the utility model discloses first aspect embodiment camera module.
According to the utility model discloses electronic equipment of second aspect embodiment has following beneficial effect at least: the anti-shake effect in the photographing or photographing process is better, and the imaging quality of the electronic equipment in the photographing or photographing process is improved.
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 and/or 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 exploded schematic view of a camera module according to an embodiment of the present invention;
fig. 2 is an exploded schematic view of an anti-shake actuator according to an embodiment of the present invention;
fig. 3 is an exploded view of a connection structure between the lens assembly, the anti-shake actuator, the photo sensor chip, the carrier and the substrate according to an embodiment of the present invention.
Reference numerals:
the substrate 10, the lens assembly 20, the anti-shake actuator 30, the photo sensor chip 40, the carrier 50, and the upper cover 60; the mirror frame body 210, the suspension plate 220, the avoiding gap 211, the movable plate 310, the suspension wire 311, the second contact plate 312, the fixed plate 320, the first contact plate 321, the SMA wire 330 and the avoiding groove 510.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated in relation to the orientation description, such as up, down, left, right, front, rear, 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, if there are first and second descriptions for distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 3, a camera module according to an embodiment of a first aspect of the present invention includes a substrate 10, a lens assembly 20, a photosensitive chip 40, and an anti-shake actuator 30; the lens assembly 20 is erected above the substrate 10; the anti-shake actuation device 30 includes a movable plate 310, a fixed plate 320, an SMA wire 330 and a suspension wire 311, wherein the fixed plate 320 is disposed on the substrate 10, the upper end of the suspension wire 311 is connected to the lens assembly 20, the lower end of the suspension wire 311 is connected to the movable plate 310, the movable plate 310 is suspended between the fixed plate 320 and the lens assembly 20, one end of the SMA wire 330 is connected to the fixed plate 320, the other end of the SMA wire 330 is connected to the movable plate 310, and the SMA wire 330 can drive the movable plate 310 to move in a plane perpendicular to the optical axis of the lens assembly 20 when being electrified and contracted; the photosensitive chip 40 is disposed on the movable plate 310.
The movable plate 310 is suspended between the fixed plate 320 and the lens assembly 20 through the suspension wires 311, and by virtue of the flexibility of the suspension wires 311, the movable plate 310 can move in a direction perpendicular to the length direction of the suspension wires 311, and the movable plate 310 is prevented from moving to a side close to the fixed plate 320, so that the anti-shake actuating device 30 has stronger rigidity in the stretching direction of the suspension wires 311, and can well suspend and support the movable plate 310 and the photosensitive chip 40 on the upper portion of the movable plate 310, and the movement of the movable plate 310 and the photosensitive chip 40 in a plane perpendicular to the optical axis (Z axis) of the lens assembly 20 is not affected, and the contact friction between the movable plate 310 and the fixed plate 320 is prevented from occurring. Compared with the mode of driving the lens assembly 20 to move, the mass and inertia of the photosensitive chip 40 are smaller, so that the photosensitive chip can reach an expected position more easily after being stopped to be driven, the precision of anti-shake control can be higher, and the anti-shake effect is better.
In some embodiments of the present invention, a first touch panel 321 is disposed on one set of diagonal corners of the fixed board 320, a second touch panel 312 is disposed on the other set of diagonal corners of the movable board 310, and two ends of the SMA wire 330 are respectively connected to the first touch panel 321 and the second touch panel 312, and are correspondingly disposed on four sides of the movable board 310 to surround the movable board 310. When the two opposite SMA wires 330 are electrically contracted, the two opposite SMA wires 330 may be respectively used to drive the movable plate 310 to move along the positive direction or the negative direction of the first direction (e.g., the X-axis direction), and when the remaining two opposite SMA wires 330 are electrically contracted, the two opposite SMA wires may be respectively used to drive the movable plate 310 to move along the positive direction or the negative direction of the second direction (e.g., the Y-axis direction); also, in some embodiments of the present invention, specifically, the first direction and the second direction are perpendicular to each other and are both perpendicular to the optical axis direction (Z axis) of the lens assembly.
In some embodiments of the present invention, the camera module further includes a magnet and a position sensor, one of the magnet and the position sensor is disposed on the fixed plate 320, and the other is disposed on the movable plate 310; for example, the magnet may be disposed on the movable plate 310 and the position sensor may be disposed on the fixed plate 320; alternatively, for example, the position sensor is disposed on the movable plate 310 and the magnet is disposed on the fixed plate 320; the moving position of the movable plate 310 can be fed back by arranging the magnet and the position sensor at the same time, thereby facilitating further realization of accurate control.
In some embodiments of the present invention, the suspension wires 311 are provided with four wires and are respectively connected to the four corners of the movable plate 310 to suspend the movable plate 310 from the four corner positions of the movable plate 310, thereby improving the reliability of the suspension of the movable plate 310 and ensuring that the movable plate 310 can move smoothly when the SMA wire 330 contracts.
In some embodiments of the present invention, in order to connect the upper end of the suspension wire 311 to the lens assembly 20, the lens assembly 20 includes a lens frame 210 and a suspension plate 220, a lens is installed on the lens frame 210, the suspension plate 220 is connected to the upper surface of the lens frame 210, and the upper end of the suspension wire 311 is connected to the suspension plate 220. And specifically, the hanging plate 220 correspondingly adopts a square plate, the middle part of the hanging plate is provided with a central hole, the hanging plate 220 is sleeved above the mirror frame body 210 through the central hole, the hanging plate 220 is fixed on the mirror frame body 210 in a bonding or welding mode, the upper ends of the suspension wires 311 are welded on the hanging plate 220, and the four suspension wires 311 are respectively connected at four corner positions of the hanging plate 220.
In some embodiments of the present invention, in order to erect the lens assembly 20 above the substrate 10, the camera module further includes a bearing frame 50, the bearing frame 50 is connected to the substrate 10, and the lens frame body 210 is connected to the bearing frame 50. In addition, in order to reduce the size of the whole camera module and avoid interference with the suspension wire 311 during the movement of the movable plate 310, specifically, the positions of the lens frame body 210 and the bearing frame 50 corresponding to the suspension wire 311 are respectively provided with an avoidance notch 211 and an avoidance groove 510, and the avoidance notch 211 and the avoidance groove 510 are set to be large enough to enable the suspension wire 311 to drive the movable plate 310 to normally swing.
In some embodiments of the present invention, in order to avoid the carrier 50 affecting the movement of the movable plate 310 and the photosensitive chip 40, a containing cavity is formed between the carrier 50 and the substrate 10, and the movable plate 310, the fixed plate 320, the SMA wire 330 and the photosensitive chip 40 are located in the containing cavity. Moreover, a light hole is disposed in the middle of the bearing frame 50, so that the light passing through the lens assembly 20 is transmitted to the photosensitive chip 40 through the light hole, and the photosensitive imaging of the photosensitive chip 40 is prevented from being affected by the bearing frame 50.
In some embodiments of the present invention, specifically, the suspension wire 311 selects a metal wire with a certain rigidity, and the suspension wire 311 can be bent and deformed along a direction perpendicular to the length of the suspension wire 311, and at the same time, is difficult to be compressed in the length direction thereof, so as to limit the movable plate 310 to move directly to a direction close to one side of the lens assembly 20, thereby avoiding the contact friction between the photosensitive chip 40 and the bearing frame 50 or the lens assembly 20.
In some embodiments of the present invention, the camera module further includes an upper cover 60, the upper cover 60 is fastened on the substrate 10, and the lens assembly 20, the anti-shake actuator 30, the photosensitive chip 40, the bearing frame 50, and the like are all located inside the region enclosed by the upper cover 60 and the substrate 10.
The electronic device according to the second aspect of the present invention is described below, and the electronic device includes the camera module according to the first aspect of the present invention. Through the camera module that adopts the embodiment of the first aspect, can be so that the anti-shake effect of electronic equipment in or the photographic process is better, be favorable to promoting the imaging quality of electronic equipment in or the photographic process of shooing.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the gist of the present invention within the knowledge range of those skilled in the art.
Claims (10)
1. Camera module, its characterized in that includes:
a substrate;
the lens assembly is erected above the substrate;
the anti-shake actuating device comprises a movable plate, a fixed plate, an SMA wire and a suspension wire, wherein the fixed plate is arranged on the base plate, the upper end of the suspension wire is connected with the lens component, the lower end of the suspension wire is connected with the movable plate, the movable plate is suspended between the fixed plate and the lens component, one end of the SMA wire is connected with the fixed plate, the other end of the SMA wire is connected with the movable plate, and the SMA wire can drive the movable plate to move in a plane vertical to the optical axis of the lens component when being electrified and contracted;
the photosensitive chip is arranged on the movable plate.
2. The camera module of claim 1, wherein: the SMA wire is characterized in that a first touch plate is arranged on one group of diagonal angles of the fixed plate, a second touch plate is arranged on the other group of diagonal angles of the movable plate, and two ends of the SMA wire are respectively connected with the first touch plate and the second touch plate and correspondingly arranged on four sides of the movable plate.
3. The camera module of claim 1, wherein: the suspension wires are provided with four wires which are respectively connected to the four corners of the movable plate.
4. The camera module of claim 1, wherein: the movable plate is characterized by further comprising a magnet and a position sensor, wherein one of the magnet and the position sensor is arranged on the fixed plate, and the other is arranged on the movable plate.
5. The camera module of claim 1, wherein: the lens assembly comprises a lens frame body and a suspension plate, the lens frame body is provided with a lens, the suspension plate is connected to the upper surface of the lens frame body, and the upper end of the suspension wire is connected to the suspension plate.
6. The camera module of claim 5, wherein: the glass mirror is characterized by further comprising a bearing frame, wherein the bearing frame is connected to the base plate, and the mirror frame body is connected to the bearing frame.
7. The camera module of claim 6, wherein: the lens frame body with bear the frame and correspond the position of hanging the silk is provided with respectively and dodges the breach and dodges the groove.
8. The camera module of claim 6, wherein: bear the frame with form between the base plate and hold the chamber, fly leaf, fixed plate, SMA line and sensitization chip are located hold the intracavity.
9. The camera module of claim 8, wherein: the middle part of bearing the frame is provided with the light trap to the messenger sees through the light process of lens subassembly the light trap transmits to sensitization chip.
10. An electronic device, characterized in that: a camera module according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022112236.8U CN213023896U (en) | 2020-09-23 | 2020-09-23 | Camera module and electronic equipment with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022112236.8U CN213023896U (en) | 2020-09-23 | 2020-09-23 | Camera module and electronic equipment with same |
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| Publication Number | Publication Date |
|---|---|
| CN213023896U true CN213023896U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022112236.8U Active CN213023896U (en) | 2020-09-23 | 2020-09-23 | Camera module and electronic equipment with same |
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| CN (1) | CN213023896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113114907A (en) * | 2021-04-21 | 2021-07-13 | 维沃移动通信有限公司 | Camera module and electronic equipment |
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2020
- 2020-09-23 CN CN202022112236.8U patent/CN213023896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113114907A (en) * | 2021-04-21 | 2021-07-13 | 维沃移动通信有限公司 | Camera module and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210727 Address after: 523062 Room 301, building 4, No. 7, Xinhe Shengfeng Road, Wanjiang street, Dongguan City, Guangdong Province Patentee after: Guangdong haideya Technology Co.,Ltd. Address before: 523062 3rd floor, building D, No. 12, Shengfeng Road, Xinhe community venture industrial park, Wanjiang District, Dongguan City, Guangdong Province Patentee before: DONGGUAN YADENG ELECTRONICS Co.,Ltd. |
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| TR01 | Transfer of patent right |