CN109218584B - Shaft-adjusting camera device and camera terminal - Google Patents
Shaft-adjusting camera device and camera terminal Download PDFInfo
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- CN109218584B CN109218584B CN201811197202.4A CN201811197202A CN109218584B CN 109218584 B CN109218584 B CN 109218584B CN 201811197202 A CN201811197202 A CN 201811197202A CN 109218584 B CN109218584 B CN 109218584B
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- camera
- magnetic element
- rotating
- axis
- output shaft
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof
Abstract
The invention discloses an axis-adjusting camera device and a camera terminal. This accent axle camera device includes module and the drive module of making a video recording, the drive module is used for the drive the camera in the module of making a video recording rotates, the axis of rotation perpendicular to its optical axis of camera. The axis-adjusting camera device can adjust the direction of the optical axis of the camera to obtain a larger shooting range.
Description
Technical Field
The invention relates to the field of camera shooting, in particular to an axis-adjusting camera shooting device and a camera shooting terminal.
Background
The field angle of a camera of the mobile phone is generally 60-80 degrees, the coverage range is small, and the camera cannot be used for wide-angle shooting, but the mobile phone often needs to carry out wide-angle shooting when in use so as to acquire more image contents. At present, a method for realizing wide-angle shooting on a mobile phone is mainly realized through software, namely, the mobile phone is rotated in a panoramic mode of shooting software, a plurality of common images are spliced into a wide-angle image in an image splicing mode, the method is easy to influence the image quality due to hand trembling, and the limb movement of the mobile phone is too large, so that surrounding people are easily influenced in some scenic spots.
Disclosure of Invention
In order to solve the defects of the prior art, the invention provides an axis-adjusting camera device and a camera terminal. The axis-adjusting camera device can adjust the direction of the optical axis of the camera to obtain a larger shooting range.
The technical problem to be solved by the invention is realized by the following technical scheme:
a shaft-adjusting camera device comprises a camera module and a driving module, wherein the driving module is used for driving a camera in the camera module to rotate, and a rotating shaft of the camera is perpendicular to an optical axis of the camera; the driving module comprises a fixed assembly, a moving assembly and a rotating output shaft, wherein the fixed assembly comprises a first magnetic element, and the moving assembly comprises a moving bracket and a second magnetic element arranged on the moving bracket; the rotary output shaft penetrates through a through hole in the movable support, and an external thread on the rotary output shaft is meshed with an internal thread in the through hole; the magnetic field of the first magnetic element and/or the second magnetic element is changeable after the first magnetic element and/or the second magnetic element is electrified, and the movable bracket is driven by the magnetic field acting force between the first magnetic element and the second magnetic element to do linear motion on the rotating output shaft; and two ends of the movable support in the motion direction are respectively connected to the fixed component through elastic elements.
Further, the elastic element is a spring or a spring sheet.
Further, the driving current of the first magnetic element and/or the second magnetic element is controlled to control the magnetic field acting force between the first magnetic element and the second magnetic element, so that the magnetic field acting force and the bias resilience force of the elastic element form a pair of balance forces, and the movable support stays at any position of linear motion.
Further, the first magnetic element is a magnet group, and the second magnetic element is an electromagnetic coil; or, the first magnetic element is an electromagnetic coil, and the second magnetic element is a magnet group.
Further, the fixed assembly comprises a fixed bracket, and the fixed bracket is used for assembling the moving assembly and the rotating output shaft.
Furthermore, the fixing assembly comprises a metal shell, and the metal shell is sleeved outside the fixing support.
Furthermore, the fixing seat of the camera module and the fixing support of the driving module are of an integrated structure or a split structure.
Furthermore, both ends of the rotating output shaft are respectively and rotatably connected to the fixed assembly.
Furthermore, the camera module comprises a fixed seat and a rotating seat for bearing the camera, the rotating seat is rotatably connected to the fixed seat through a rotating shaft, and the rotating shaft of the rotating seat is perpendicular to the optical axis of the camera; the rotating shaft is fixedly connected to the rotating output shaft of the driving module.
A camera terminal comprises the axis-adjusting camera device.
The invention has the following beneficial effects: the shaft-adjusting camera device drives the camera in the camera module to rotate through the rotating force output by the driving module, so that the aim of adjusting the optical axis direction of the camera and acquiring a larger shooting range is fulfilled.
Drawings
Fig. 1 is a schematic view of an axis-adjustable image capturing apparatus provided in the present invention;
FIG. 2 is a schematic view of a driving module according to the present invention;
fig. 3 is a schematic diagram of a camera terminal provided by the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1, an axis-adjustable camera device 10 includes a camera module and a driving module, where the driving module is used to drive a camera 101 in the camera module to rotate, and a rotation axis of the camera 101 is perpendicular to an optical axis thereof.
The axis-adjusting camera device 10 drives the camera 101 in the camera module to rotate through the rotating force output by the driving module, so as to achieve the purpose of adjusting the optical axis direction of the camera 101 and obtaining a larger shooting range.
The camera module comprises a fixed seat 102 and a rotating seat 103 for bearing the camera 101, the rotating seat 103 is rotatably connected to the fixed seat 102 through a rotating shaft 1031, and the rotating shaft 1031 of the rotating seat 103 is perpendicular to the optical axis of the camera 101; the rotating shaft 1031 is fixedly connected to the rotating output shaft 104 of the driving module.
The rotating base 103 obtains a rotating force from the driving module through the rotating shaft 1031 to drive the camera 101 to rotate, so that the camera 101 can shoot in different directions, and the shooting angle of the camera 101 is enlarged to obtain a wide-angle effect.
When the device is used, the axis-adjusting camera device 10 can be matched with a panoramic mode on shooting software, the rotating seat 103 drives the camera 101 to rotate and shoot, and a plurality of images in different directions are obtained and then are synthesized to form a wide-angle image; as shown in fig. 3, the camera 101 of the axis-adjusting imaging device 10 may be configured to capture images in an oblique direction in cooperation with a fixed axis imaging device 20 having a fixed optical axis direction on the mobile phone, the fixed axis imaging device 20 may capture images in a forward direction, and then the axis-adjusting image of the axis-adjusting imaging device 10 and the fixed axis image of the fixed axis imaging device 20 may be merged to obtain wide-angle images having different FOVs.
The rotating base 103 is cylindrical, an assembly cavity for assembling the camera 101 is formed in the rotating base, two sections of rotating shafts 1031 for rotationally connecting with the fixing member are respectively arranged at two ends of the rotating base, and the rotating shaft 1031 at one end is fixedly connected with a rotating output shaft 104 of a driving module outside the fixing base 102 after penetrating through a shaft hole on the fixing base 102; the fixed base 102 is annular and is disposed around the periphery of the rotating base 103, a hard circuit board (PCB) 110 is fixedly bonded below the fixed base, and the camera 101 is electrically connected to the hard circuit board 110 through a flexible circuit board (FPC) 111 penetrating through the rotating base 103. The flexible circuit board 111 should be reserved with a sufficient length for the camera 101 to rotate.
As shown in fig. 2, the driving module includes a fixed component, a movable component and a rotating output shaft 104.
The fixing component comprises a fixing bracket 106, a metal shell 107 and a first magnetic element 108; the fixed bracket 106 is used for assembling the moving component and the rotating output shaft 104 and is provided with two opposite side walls and a plurality of connecting walls which are connected and supported between the two side walls on the periphery; the metal housing 107 is cylindrical, is sleeved outside the fixing support 106, and is axially parallel to the rotating output shaft 104, and preferably, a magnetic yoke is formed by a magnetic conductive metal to prevent a magnetic field from leaking. The first magnetic element 108, if being an electromagnetic coil, may be wound around the periphery of the connecting wall of the fixing bracket 106, and if being a magnet set, the first magnetic element 108 may be fixed to the inner side of the metal shell 107 by being adhered through the avoiding groove of the fixing bracket 106.
The moving assembly includes a moving support 105 and a second magnetic element 109 disposed on the moving support 105. The second magnetic element 109 may be an electromagnetic coil and may be wound around the outer periphery of the moving bracket 105, and the second magnetic element 109 may be a magnet group and may be fixed in the mounting groove of the moving bracket 105 by adhesion.
Two ends of the rotating output shaft 104 are respectively rotatably connected to two side walls of a fixed support 106 of the fixed component, the middle part of the rotating output shaft passes through a through hole in the movable support 105, and an external thread on the rotating output shaft 104 is meshed with an internal thread in the through hole.
The first magnetic element 108 and/or the second magnetic element 109 can change the magnetic field after being electrified, and the moving bracket 105 is driven by the magnetic field acting force between the first magnetic element 108 and the second magnetic element 109 to do linear motion on the rotating output shaft 104.
A screw mechanism is formed between the movable bracket 105 and the rotary output shaft 104 through external threads and internal threads which are engaged with each other, so that the linear motion of the movable bracket 105 is converted into the rotary motion of the rotary output shaft 104, and finally, the rotary output shaft 104 outputs a rotary force to the rotary base 103 of the camera module.
Most preferably, the first magnetic element 108 is an electromagnetic coil, the second magnetic element 109 is a set of magnets, and less preferably, the first magnetic element 108 is a set of magnets, and the second magnetic element 109 is an electromagnetic coil; the magnetic polarity direction generated by the first magnetic element 108 is parallel to the magnetic polarity direction generated by the second magnetic element 109.
The two ends of the moving bracket 105 in the moving direction are respectively connected to the fixing bracket 106 of the fixing assembly through an elastic element 120, and the elastic element 120 is a spring or a spring plate.
The elastic element 120 provides a bias resilience force for the moving bracket 105, after the magnetic field acting force between the first magnetic element 108 and the second magnetic element 109 drives the moving bracket 105 to make a linear motion so as to rotate the camera 101 to a required direction for shooting, the first magnetic element 108 and/or the second magnetic element 109 is powered off, and the bias resilience force provided by the elastic element 120 can pull the moving bracket 105 back to the original position so as to rotate the camera 101 to the original direction; in addition, by controlling the driving current of the first magnetic element 108 and/or the second magnetic element 109, the magnetic field acting force between the first magnetic element 108 and the second magnetic element 109 is controlled, so that the magnetic field acting force and the bias resilience force of the elastic element 120 form a pair of balance forces, the movable support 105 can stay at any position of linear motion, and the camera 101 can stay at any rotation angle for shooting.
According to different structural requirements, the fixing base 102 of the camera module and the fixing bracket 106 of the driving module can be of an integrated structure or a split structure.
Example two
As shown in fig. 3, a camera terminal includes an adjustable-axis camera 10 according to the first embodiment.
The above-mentioned embodiments only express the embodiments of the present invention, and the description is more specific and detailed, but not understood as the limitation of the patent scope of the present invention, but all the technical solutions obtained by using the equivalent substitution or the equivalent transformation should fall within the protection scope of the present invention.
Claims (10)
1. The shaft-adjusting camera device is characterized by comprising a camera module and a driving module, wherein the driving module is used for driving a camera in the camera module to rotate, and a rotating shaft of the camera is perpendicular to an optical axis of the camera; the driving module comprises a fixed assembly, a moving assembly and a rotating output shaft, wherein the fixed assembly comprises a first magnetic element, the first magnetic element is an electromagnetic coil, the moving assembly comprises a moving bracket and a second magnetic element arranged on the moving bracket, and the second magnetic element is positioned inside the electromagnetic coil; the rotary output shaft penetrates through a through hole in the movable support, and an external thread on the rotary output shaft is meshed with an internal thread in the through hole; the first magnetic element or the first magnetic element and the second magnetic element can change the magnetic field after being electrified, and the movable bracket is driven by the magnetic field acting force between the first magnetic element and the second magnetic element to do linear motion on the rotating output shaft; the two ends of the movable support in the motion direction are respectively connected to the fixed component through elastic elements; and a screw rod mechanism is formed between the movable support and the rotating output shaft through the external thread and the internal thread which are meshed with each other, so that the linear motion of the movable support is converted into the rotating motion of the rotating output shaft, and finally the rotating output shaft outputs the rotating force to the rotating seat of the camera module.
2. The axis-adjustable camera device according to claim 1, wherein the elastic element is a spring or a leaf spring.
3. The axis-adjustable imaging device according to claim 1 or 2, wherein the magnetic field acting force between the first magnetic element and the second magnetic element is controlled by controlling the driving current of the first magnetic element or the driving current of the first magnetic element and the driving current of the second magnetic element, so that the magnetic field acting force and the biasing resilience of the elastic element form a pair of balance forces, and the movable bracket is allowed to stay at any position of the linear motion.
4. The axis-adjustable imaging apparatus according to claim 1 or 2, wherein the second magnetic element is an electromagnetic coil, or the second magnetic element is a magnet group.
5. The adjustable axis camera device according to claim 1 or 2, wherein the fixing assembly comprises a fixing bracket for assembling the moving assembly and the rotation output shaft.
6. The adjustable axis camera device according to claim 5, wherein the fixing assembly comprises a metal shell, and the metal shell is sleeved outside the fixing bracket.
7. The axis-adjustable camera device according to claim 5, wherein the fixing seat of the camera module and the fixing bracket of the driving module are of an integrated structure or a split structure.
8. The adjustable-axis camera device according to claim 1, wherein both ends of the rotary output shaft are respectively rotatably connected to the fixing assemblies.
9. The axis-adjustable camera device according to claim 1, wherein the camera module comprises a fixed base and a rotating base for carrying the camera, the rotating base is rotatably connected to the fixed base through a rotating shaft, and the rotating shaft of the rotating base is perpendicular to an optical axis of the camera; the rotating shaft is fixedly connected to the rotating output shaft of the driving module.
10. A camera terminal, characterized in that it comprises an adjustable axis camera device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197202.4A CN109218584B (en) | 2018-10-15 | 2018-10-15 | Shaft-adjusting camera device and camera terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811197202.4A CN109218584B (en) | 2018-10-15 | 2018-10-15 | Shaft-adjusting camera device and camera terminal |
Publications (2)
| Publication Number | Publication Date |
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| CN109218584A CN109218584A (en) | 2019-01-15 |
| CN109218584B true CN109218584B (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811197202.4A Active CN109218584B (en) | 2018-10-15 | 2018-10-15 | Shaft-adjusting camera device and camera terminal |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080058008A1 (en) * | 2006-08-02 | 2008-03-06 | Jae-Woong Yoon | Mobile telecommunication apparatus with a built-in camera and the camera therein |
| CN202435488U (en) * | 2011-12-19 | 2012-09-12 | 信利光电(汕尾)有限公司 | Turnover camera device |
| CN106329815B (en) * | 2012-10-17 | 2018-11-16 | 上海交通大学 | The displacement drive to be interacted based on permanent magnet and electromagnet |
| CN203535292U (en) * | 2013-10-23 | 2014-04-09 | 中山联合光电科技有限公司 | An optical prime lens apparatus which can automatically overturn |
| CN104935820A (en) * | 2015-06-12 | 2015-09-23 | 广东欧珀移动通信有限公司 | Mobile terminal rotation camera device and rotation method |
| CN106341031B (en) * | 2016-09-13 | 2018-12-14 | 江苏大学 | A kind of magnetic-field modulation-type magnetic Screw |
| CN107896047B (en) * | 2017-11-22 | 2019-09-13 | 哈尔滨工业大学 | Simplex winding composite excitation magnetic Screw |
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Inventor after: Wu Guangsi Inventor after: Shi Shijie Inventor after: Zheng Huaixi Inventor after: Lin Ting Inventor before: Wu Guangsi Inventor before: Lin Ting |
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