CN204536703U - A kind of anti-shake apparatus for camera lens - Google Patents
A kind of anti-shake apparatus for camera lens Download PDFInfo
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- CN204536703U CN204536703U CN201520181754.1U CN201520181754U CN204536703U CN 204536703 U CN204536703 U CN 204536703U CN 201520181754 U CN201520181754 U CN 201520181754U CN 204536703 U CN204536703 U CN 204536703U
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Abstract
The utility model discloses a kind of anti-shake apparatus for camera lens, comprise Z axis rotating module and X-axis rotating module, camera lens is located on X-axis rotating module, and can rotate around X-axis relative to X-axis rotating module, X-axis rotating module then can rotate around Z axis relative to Z axis rotating module, Z axis rotating module and X-axis rotating module are all provided with for its rotary piezoelectric motor rotated of respective drive, and the drived control feedback unit be located in rotary CD-ROM drive motor, by the shake of electronic gyroscope induction camera lens, and send the signal of the rotation driving rotary piezoelectric motor, recycling drived control feedback unit detects the angle of rotary piezoelectric revolution, and then realize carrying out corresponding angle compensation to the shake of whole camera lens, avoid shake and affect shooting quality, ensure that phase function shoots clear and high-quality photograph, simultaneously, technical solutions of the utility model, also there is structure simple, volume is little, be swift in response, precise control, power consumption is little, and the feature that electromagnetism interference is strong.
Description
[technical field]
The utility model relates to camera lens, especially a kind of anti-shake apparatus for camera lens.
[background technology]
When using digital camera, the picture many times taking out is clear not, has ghost image or the phenomenon such as fuzzy of focusing.Trace it to its cause, except once in a while out of focus, being that shutter speed is too low to a great extent causes.In general, when hand-held digital camera, shake cannot be avoided, the picture of shooting clear then to need to improve shutter speed, and the inverse that shutter speed generally gets focal length be even higher.Such as, some product focal length end reaches 370mm, requires that the speed of shutter reaches 1/400 second, and this condition is generally difficult to reach.Therefore, need logarithmic code camera to carry out stabilization, the object of stabilization be all adjustment light path or photo-sensitive cell to compensate shooting time the shake that brings.At present, stabilization kind also has a variety of, comprises optical anti-vibration, camera lens stabilization, CCD stabilization and electronic flutter-proof, but the cost of above-mentioned stabilization is higher, and complex structure.
Namely the utility model is researched and proposed for the deficiencies in the prior art.
[utility model content]
The technical problems to be solved in the utility model is to provide a kind of anti-shake apparatus for camera lens, adopt electronic gyroscope as stabilization inductor, comprise Z axis rotating module and X-axis rotating module, camera lens is located on X-axis rotating module, and can rotate around X-axis relative to X-axis rotating module, X-axis rotating module then can rotate around Z axis relative to Z axis rotating module, Z axis rotating module and X-axis rotating module are all provided with for its rotary piezoelectric motor rotated of respective drive, and the drived control feedback unit be located in rotary CD-ROM drive motor, by the shake of electronic gyroscope induction camera lens, and send the signal of the rotation driving rotary piezoelectric motor, recycling drived control feedback unit detects the angle of rotary piezoelectric revolution, and then realize carrying out corresponding angle compensation to the shake of whole camera lens, avoid shake and affect shooting quality, ensure that phase function shoots clear and high-quality photograph, simultaneously, technical solutions of the utility model, also there is structure simple, volume is little, be swift in response, precise control, power consumption is little, and the feature that electromagnetism interference is strong.
For solving the problems of the technologies described above, a kind of anti-shake apparatus for camera lens of the utility model, adopts electronic gyroscope as stabilization inductor, comprising:
One Z axis rotating module, comprises outer connecting frame;
One X-axis rotating module, comprise for connecting frame in being connected with camera lens, described interior connecting frame to be connected to inside outer connecting frame and can mutually externally connecting frame rotate around Z axis, described camera lens to be connected to inside interior connecting frame and camera lens can mutually internally connecting frame rotate around X-axis;
Described Z axis rotating module also comprises the Z axis rotation compensation piezo-electric motor for driving outer connecting frame to rotate around Z axis when internally connecting frame rotates and shakes with produced color difference mutually, and described Z axis rotation compensation piezo-electric motor is located between outer connecting frame and interior connecting frame;
Described X-axis rotating module also comprises the X-axis rotation compensation piezo-electric motor for driving camera lens to rotate around X-axis when internally connecting frame rotates and shakes with produced color difference mutually, and described X-axis rotation compensation piezo-electric motor is located between camera lens and interior connecting frame;
Described Z axis rotation compensation piezo-electric motor and X-axis rotation compensation piezo-electric motor are equipped with the drived control feedback unit being respectively used to detect Z axis rotation compensation piezo-electric motor and X-axis rotation compensation piezo-electric motor rotational angle.
The upper and lower side that described outer connecting frame is positioned at Z-direction is respectively equipped with Z axis and rotates upper connecting hole and Z axis rotates lower connecting hole, the Z axis rotating shaft that under described interior connecting frame downside is provided with and rotates with Z axis, connecting hole is rotationally connected, rotor one end of described Z axis rotation compensation piezo-electric motor is fixedly connected with interior connecting frame upper side, the rotor other end of described Z axis rotation compensation piezo-electric motor and Z axis rotate connecting hole and are rotationally connected, the stator of described Z axis rotation compensation piezo-electric motor is fixedly connected with outer connecting frame upper side, described drived control feedback unit comprises a pair magnetite being located at that on Z axis rotation compensation piezo-electric motor stator and polarity arranges on the contrary and is located at Hall element on Z axis rotation compensation piezo-electric motor rotor and corresponding with magnetite position.
Described interior connecting frame rotates left connecting hole and X-axis rotates right connecting hole along the left and right side of X-direction being respectively equipped with X-axis, described camera lens right flank is provided with the X-axis rotating shaft of to rotate right connecting hole with X-axis and being rotationally connected, rotor one end of described X-axis rotation compensation piezo-electric motor is fixedly connected with camera lens left surface, the rotor other end of described X-axis rotation compensation piezo-electric motor and X-axis are rotated left connecting hole and are rotationally connected, the stator of described X-axis rotation compensation piezo-electric motor is fixedly connected with interior connecting frame left surface, described drived control feedback unit comprises a pair magnetite being located at that on X-axis rotation compensation piezo-electric motor stator and polarity arranges on the contrary and is located at Hall element on X-axis rotation compensation piezo-electric motor rotor and corresponding with magnetite position.
Described Z axis rotation compensation piezo-electric motor and X-axis rotation compensation piezo-electric motor are rotary piezoelectric motor.
Described outer connecting frame and interior connecting frame are rectangular frame structure.
Compared with prior art, a kind of anti-shake apparatus for camera lens of the utility model, when taking, electronic gyroscope starts, if sense, camera lens is shaken, then send signal to control corresponding rotary piezoelectric motor and rotate corresponding angle around Z axis and X-axis respectively to drive corresponding outer connecting frame and interior connecting frame, drived control feedback unit then detects the angle that should rotate, camera lens is compensated at the component around Z axis and X-axis rotational angle, ensures that camera still can shoot clear and high-quality photograph under the operating mode of shake; In addition, technical solutions of the utility model adopt rotary piezoelectric motor, its structure is simple, volume is little, be beneficial to product miniaturized design, and rotary piezoelectric motor reaction is rapid, precise control, and electromagnetism interference is strong, makes camera lens when shaking shooting, angle compensation can be carried out in time, effectively avoid hysteresis phenomenon; Moreover rotary piezoelectric motor power consumption is little, ensure that product has longer cruising time.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail, wherein:
Fig. 1 is one of structural representation of the present utility model.
Fig. 2 is structural representation two of the present utility model.
Fig. 3 is explosive view of the present utility model.
Fig. 4 is the structural representation of Z axis rotating module in the utility model.
Fig. 5 is the structural representation of X-axis rotating module in the utility model.
Fig. 6 is the structural representation of rotary piezoelectric motor in the utility model.
Fig. 7 is the explosive view of rotary piezoelectric motor in the utility model.
[embodiment]
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated.
A kind of anti-shake apparatus for camera lens of the utility model, as shown in Figure 1, Figure 2 and Figure 3, comprises Z axis rotating module 1 and X-axis rotating module 2.
Described Z axis rotating module 1 comprises X-axis rotating module 2 described in outer connecting frame 11 and comprises for connecting frame 21 in being connected with camera lens 3, described outer connecting frame 11 and interior connecting frame 21 are rectangular frame structure, described interior connecting frame 21 to be connected to inside outer connecting frame 11 and can mutually externally connecting frame 11 rotate around Z axis, described camera lens 3 to be connected to inside interior connecting frame 21 and camera lens 3 can mutually internally connecting frame 21 rotate around X-axis.
As shown in Figure 4, the Z axis rotation compensation piezo-electric motor 12 that described Z axis rotating module 1 rotates around Z axis when also comprising for driving the mutually internal connecting frame 21 of outer connecting frame 11 to rotate and shaking with produced color difference 3, described Z axis rotation compensation piezo-electric motor 12 is located between outer connecting frame 11 and interior connecting frame 21; The X-axis rotation compensation piezo-electric motor 22 that described X-axis rotating module 2 rotates around X-axis when also comprising for driving the mutually internal connecting frame 21 of camera lens 3 to rotate and shaking with produced color difference 3, described X-axis rotation compensation piezo-electric motor 22 is located between camera lens 3 and interior connecting frame 21, and described Z axis rotation compensation piezo-electric motor 12 and X-axis rotation compensation piezo-electric motor 22 are equipped with the drived control feedback unit 4 being respectively used to detect Z axis rotation compensation piezo-electric motor 12 and X-axis rotation compensation piezo-electric motor 22 rotational angle.
As shown in Figure 6, described Z axis rotation compensation piezo-electric motor 12 and X-axis rotation compensation piezo-electric motor 22 are rotary piezoelectric motor, its structure is simple, volume is little, be beneficial to product miniaturized design, and rotary piezoelectric motor reaction is rapid, precise control, and electromagnetism interference is strong, makes camera lens 3 when shaking shooting, angle compensation can be carried out in time, effectively avoid hysteresis phenomenon; Moreover rotary piezoelectric motor power consumption is little, ensure that product has longer cruising time.
The upper and lower side that described outer connecting frame 11 is positioned at Z-direction is respectively equipped with Z axis and rotates upper connecting hole 13 and Z axis rotates lower connecting hole 14, the Z axis rotating shaft 23 that under described interior connecting frame 21 downside is provided with and is rotated with Z axis by bearing again, connecting hole 14 is rotationally connected, the rotor coaxial of Z axis rotating shaft 23 and Z axis rotation compensation piezo-electric motor 12, rotor one end of described Z axis rotation compensation piezo-electric motor 12 is fixedly connected with interior connecting frame 21 upper side, the rotor other end of described Z axis rotation compensation piezo-electric motor 12 rotates connecting hole 13 again by bearing and is rotationally connected with Z axis, the stator of described Z axis rotation compensation piezo-electric motor 12 is fixedly connected with outer connecting frame 11 upper side, as shown in Figure 7, described drived control feedback unit 4 comprises and is located at a pair magnetite 41 that on Z axis rotation compensation piezo-electric motor 12 stator and polarity arranges on the contrary and is located at Hall element 42 on X-axis rotation compensation piezo-electric motor 12 rotor and corresponding with magnetite 41 position.
As shown in Figure 5, described interior connecting frame 21 rotates left connecting hole 24 and X-axis rotates right connecting hole 25 along the left and right side of X-direction being respectively equipped with X-axis, described camera lens 3 right flank is provided with and rotates by bearing the X-axis rotating shaft 26 that right connecting hole 25 is rotationally connected again with X-axis, the rotor coaxial of X-axis rotating shaft 26 and X-axis rotation compensation piezo-electric motor 22, rotor one end of described X-axis rotation compensation piezo-electric motor 22 is fixedly connected with camera lens 3 left surface, the rotor other end of described X-axis rotation compensation piezo-electric motor 22 rotates left connecting hole 24 again by bearing and is rotationally connected with X-axis, the stator of described X-axis rotation compensation piezo-electric motor 22 is fixedly connected with interior connecting frame 21 left surface, similarly, X-axis rotation compensation piezo-electric motor 22 stator is provided with the magnetite 41 that a pair polarity is arranged on the contrary, X-axis rotation compensation piezo-electric motor 22 rotor is provided with the Hall element 42 corresponding with magnetite 41 position.
The utility model adopts electronic gyroscope as stabilization inductor, and be arranged on corresponding control circuit board, responded to the rotation direction of camera lens 3 by electronic gyroscope induction camera lens 3, then send signal and make rotary piezoelectric motor operations, to make corresponding compensation; When camera lens 3 is taken, electronic gyroscope is opened, detect jitter direction and the angle of camera lens 3, provide compensating signal by processor analysis wherein, make rotary piezoelectric motor rotate the angle of shaking with produced color difference 3 in the opposite direction, the required size of angle that drives of rotary piezoelectric motor is then undertaken feeding back and controlling by Hall element 42.
When carrying out angle compensation, Z axis rotation compensation piezo-electric motor 12 drives the mutually internal connecting frame 21 of outer connecting frame 11 and camera lens 3 to rotate around Z axis, namely the mutually external connecting frame 11 of camera lens 3 rotates around Z axis, carries out corresponding angle compensation when can shake camera lens 3 on the component of Z axis; X-axis rotation compensation piezo-electric motor 22 drives the mutually internal connecting frame 21 of camera lens 3 to rotate around X-axis, carries out corresponding angle compensation when can shake camera lens 3 on the component of X-axis.Therefore, camera lens 3 can realize the rotational freedom of Z axis and X-axis both direction.
As shown in Figure 7, the corresponding stators and rotators being located at rotary piezoelectric motor of drived control feedback unit 4, when rotor relative stator is rotated, drived control feedback unit 4 will read the angle of rotor turns.A pair magnetite 41 in drived control feedback unit 4 is fixedly mounted on stator; the N pole-face of one of them magnetite 41 upward; the S pole-face of another magnetite 41 upward; to produce spatial aliasing magnetic field; Hall element 42 is fixedly mounted on rotor; be provided with gap between Hall element 42 and magnetite 41, and its gap is about the distance of 0.5mm, to guarantee that Hall element 42 senses changes of magnetic field delicately.
The utility model is mainly applied on on-vehicle lens and digital camera lens, because the driving force of rotary piezoelectric motor is relevant with driving voltage, and the driving voltage of general shot cluster product is at below 5V, in order to reach desirable stabilization effect, therefore, the weight of camera lens 3 itself is unsuitable overweight, otherwise the reaction velocity of stabilization can then can reduce, and the frequency of general hand shaking is at below 20HZ, need to ensure that the response frequency of rotary piezoelectric motor reaches more than 20HZ.
Claims (5)
1., for an anti-shake apparatus for camera lens, adopt electronic gyroscope as stabilization inductor, it is characterized in that comprising:
One Z axis rotating module (1), comprises outer connecting frame (11);
One X-axis rotating module (2), comprise the interior connecting frame (21) for being connected with camera lens (3), described interior connecting frame (21) is connected to outer connecting frame (11) inner side and can rotates around Z axis by external connecting frame (11) mutually, and described camera lens (3) is connected to interior connecting frame (21) inner side and camera lens (3) can rotate around X-axis by internal connecting frame (21) mutually;
Described Z axis rotating module (1) also comprises the Z axis rotation compensation piezo-electric motor (12) for driving outer connecting frame (11) to rotate around Z axis when internally connecting frame (21) rotates and shakes with produced color difference (3) mutually, and described Z axis rotation compensation piezo-electric motor (12) is located between outer connecting frame (11) and interior connecting frame (21);
Described X-axis rotating module (2) also comprises the X-axis rotation compensation piezo-electric motor (22) for driving camera lens (3) to rotate around X-axis when internally connecting frame (21) rotates and shakes with produced color difference (3) mutually, and described X-axis rotation compensation piezo-electric motor (22) is located between camera lens (3) and interior connecting frame (21);
Described Z axis rotation compensation piezo-electric motor (12) and X-axis rotation compensation piezo-electric motor (22) are equipped with the drived control feedback unit (4) being respectively used to detect Z axis rotation compensation piezo-electric motor (12) and X-axis rotation compensation piezo-electric motor (22) rotational angle.
2. by a kind of anti-shake apparatus for camera lens described in claim 1, it is characterized in that the upper and lower side that described outer connecting frame (11) is positioned at Z-direction is respectively equipped with Z axis and rotate upper connecting hole (13) and Z axis rotates connecting hole (14) down, the Z axis rotating shaft (23) that under described interior connecting frame (21) downside is provided with and rotates with Z axis, connecting hole (14) is rotationally connected, rotor one end of described Z axis rotation compensation piezo-electric motor (12) is fixedly connected with interior connecting frame (21) upper side, the rotor other end of described Z axis rotation compensation piezo-electric motor (12) and Z axis rotate connecting hole (13) and are rotationally connected, the stator of described Z axis rotation compensation piezo-electric motor (12) is fixedly connected with outer connecting frame (11) upper side, described drived control feedback unit (4) comprises and is located at a pair magnetite (41) that on Z axis rotation compensation piezo-electric motor (12) stator and polarity arranges on the contrary and is located at Hall element (42) on Z axis rotation compensation piezo-electric motor (12) rotor and corresponding with magnetite (41) position.
3. by a kind of anti-shake apparatus for camera lens described in claim 1, it is characterized in that described interior connecting frame (21) rotates left connecting hole (24) and X-axis rotates right connecting hole (25) along the left and right side of X-direction being respectively equipped with X-axis, described camera lens (3) right flank is provided with the X-axis rotating shaft (26) of to rotate right connecting hole (25) with X-axis and being rotationally connected, rotor one end of described X-axis rotation compensation piezo-electric motor (22) is fixedly connected with camera lens (3) left surface, the rotor other end of described X-axis rotation compensation piezo-electric motor (22) and X-axis are rotated left connecting hole (24) and are rotationally connected, the stator of described X-axis rotation compensation piezo-electric motor (22) is fixedly connected with interior connecting frame (21) left surface, described drived control feedback unit (4) comprises and is located at a pair magnetite (41) that on X-axis rotation compensation piezo-electric motor (22) stator and polarity arranges on the contrary and is located at Hall element (42) on X-axis rotation compensation piezo-electric motor (22) rotor and corresponding with magnetite (41) position.
4., by a kind of anti-shake apparatus for camera lens described in claim 1, it is characterized in that described Z axis rotation compensation piezo-electric motor (12) and X-axis rotation compensation piezo-electric motor (22) are rotary piezoelectric motor.
5., by a kind of anti-shake apparatus for camera lens described in claim 1 or 2 or 3 or 4, it is characterized in that described outer connecting frame (11) and interior connecting frame (21) are rectangular frame structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181754.1U CN204536703U (en) | 2015-03-27 | 2015-03-27 | A kind of anti-shake apparatus for camera lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520181754.1U CN204536703U (en) | 2015-03-27 | 2015-03-27 | A kind of anti-shake apparatus for camera lens |
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| CN204536703U true CN204536703U (en) | 2015-08-05 |
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| CN201520181754.1U Active CN204536703U (en) | 2015-03-27 | 2015-03-27 | A kind of anti-shake apparatus for camera lens |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698722A (en) * | 2015-03-27 | 2015-06-10 | 中山联合光电科技股份有限公司 | Anti-shaking device for lens |
| CN106713770A (en) * | 2017-03-27 | 2017-05-24 | 联想(北京)有限公司 | Photographing processing method and electronic device |
| CN107463050A (en) * | 2016-06-02 | 2017-12-12 | 日本电产三协株式会社 | Optical unit with shake correcting function |
| JP2022545875A (en) * | 2019-08-20 | 2022-11-01 | 華為技術有限公司 | Optical image stabilization module and electronics |
-
2015
- 2015-03-27 CN CN201520181754.1U patent/CN204536703U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698722A (en) * | 2015-03-27 | 2015-06-10 | 中山联合光电科技股份有限公司 | Anti-shaking device for lens |
| CN104698722B (en) * | 2015-03-27 | 2017-06-30 | 中山联合光电科技股份有限公司 | A kind of camera lens anti-shake apparatus |
| CN107463050A (en) * | 2016-06-02 | 2017-12-12 | 日本电产三协株式会社 | Optical unit with shake correcting function |
| CN107463050B (en) * | 2016-06-02 | 2020-03-06 | 日本电产三协株式会社 | Optical unit with shake correction function |
| CN106713770A (en) * | 2017-03-27 | 2017-05-24 | 联想(北京)有限公司 | Photographing processing method and electronic device |
| JP2022545875A (en) * | 2019-08-20 | 2022-11-01 | 華為技術有限公司 | Optical image stabilization module and electronics |
| JP7369275B2 (en) | 2019-08-20 | 2023-10-25 | 華為技術有限公司 | Optical image stabilization module and electronic device |
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