CN206960833U - A kind of camera device - Google Patents
A kind of camera device Download PDFInfo
- Publication number
- CN206960833U CN206960833U CN201720372464.4U CN201720372464U CN206960833U CN 206960833 U CN206960833 U CN 206960833U CN 201720372464 U CN201720372464 U CN 201720372464U CN 206960833 U CN206960833 U CN 206960833U
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- China
- Prior art keywords
- camera device
- guide shaft
- sliding block
- movable lenses
- dynamic resistance
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Abstract
The utility model discloses a kind of camera device, for effectively solving under dither, camera picture shake and ambiguous technical problem.The camera device that the utility model embodiment provides, including:Body, zoom lens module is set in body, at least one set of movable lenses component built in zoom lens module, at least one set of movable lenses component arranges along optical axis direction, and is slidably socketed respectively on the first guide shaft；Camera device also includes dynamic resistance structure, one end of dynamic resistance structure is used to move along a straight line along vertical first guide shaft direction, and the angular range of the straight line and horizontal plane is 0 °~90 °, the other end is affected and moved, for when one end of dynamic resistance structure is moved to precalculated position, preventing the shake of movable lenses component；The electric machine assembly that dynamic resistance structure is used to be used to provide with one along the part that vertical first guide shaft direction is moved straight line output is connected.
Description
Technical field
It the utility model is related to mechanical field, more particularly to a kind of camera device.
Background technology
At present, as unmanned aerial vehicle is taken photo by plane the development of camera work, unmanned aerial vehicle head camera is just towards high pixel, automatically
Auxiliary focusing, zoom, picture develop without the direction substantially shaken.But because the zoom lens of head camera is in its zoom, or
When it is focused on, movable lenses component needs to move along camera lens optical axis direction for automatic group with automatic function, so
In structure, in the axis hole and camera lens of movable lenses component there is certain gap in fixed metal guide shaft, and gap is in 0.005mm
0.1mm or so is arrived, is caused under unmanned aerial vehicle dither, movable lenses component also dither therewith, causes camera lens
Optical axis is also in dither, shake, and head camera starts recording function or during preview function, picture also ceaselessly high dither,
It is smudgy.
Utility model content
The utility model embodiment provides a kind of camera device, for effectively solving under dither, camera picture
Shake and ambiguous technical problem.
The camera device that the utility model embodiment provides, including:
Body, sets zoom lens module in body, at least one set of movable lenses component built in zoom lens module, at least
One group of movable lenses component arranges along optical axis direction, and is slidably socketed respectively on the first guide shaft；
Camera device also includes dynamic resistance structure, and one end of dynamic resistance structure is used to do straight line fortune along vertical first guide shaft direction
It is dynamic, and the angular range of the straight line and horizontal plane is 0 °~90 °, the other end is affected and moved, for when the one of dynamic resistance structure
When end is moved to precalculated position, the shake of movable lenses component is prevented；
Dynamic resistance structure is used for along the part that vertical first guide shaft direction is moved and a group of motors for providing straight line output
Part connects.
Optionally,
Dynamic resistance structure includes being arranged on the magnet at the top of movable lenses component, and is arranged on movable lenses component
The stabilization support of side；
Stabilization frame is provided with the second guide shaft, and the second guide shaft is vertically arranged with the first guide shaft, and the second guide shaft and horizontal plane
Between angular range be 0~90 °；
Sliding block is slidably socketed on second guide shaft, sliding block is used to provide gravitation for magnet；
The output shaft of electric machine assembly be arranged in parallel with the second guide shaft, for driving sliding block to be moved along output direction of principal axis.
Optionally,
The distance between magnet and sliding block scope are 0.4mm~2mm.
Optionally,
There is screw thread, a nut Matching installation is on output shaft, for when output shaft rotation, according to screw thread on output shaft
Lines rotation and along output direction of principal axis move；
Nut is assemblied on sliding block to have to be used to drive the sliding block synchronizing moving when itself is moved in dead slot.
Optionally,
Sliding block has at least two boss for being used to install iron plate；
Iron plate is provided with the through hole matched with boss.
Optionally,
Dynamic resistance structure also includes photoelectric sensor, the working condition for controlled motor component；
Photoelectric sensor is set close to sliding block；
Sliding block is provided with a light barrier, for covering the sensing groove of photoelectric sensor light when sliding block is moved to precalculated position,
Electric machine assembly is promoted to stop operating, and then sliding block stops movement, and be still in above magnet.
Optionally,
In the frame of one end insertion movable lenses component of magnet, the other end exposes frame.
Optionally,
The frame of magnet and movable lenses component is connected by screw and/or bonding way is connected.
Optionally
The output shaft of electric machine assembly is vertically arranged with the first guide shaft in the vertical direction, and between the second guide shaft and horizontal plane
Angular range be 0~90 °；
Dynamic resistance structure includes the first pressure drag part, one end of the first pressure drag part and the output axis connection of electric machine assembly, the other end
For pushing down movable lenses component.
Optionally,
The output shaft of electric machine assembly is vertically arranged with the first guide shaft, and the angle of output shaft and horizontal plane is 0 °；
Dynamic resistance structure includes the second pressure drag part, and one end of the second pressure drag part and the output shaft of electric machine assembly are hinged, the other end
With the pressure head for pushing down movable lenses component；
Axis hole is provided with the middle part of second damping part, the axis hole coordinates with the axis of guide having on body, for making the second resistance
Casting die rotates around the axis of guide.
As can be seen from the above technical solutions, the utility model embodiment has advantages below：
In the utility model, camera device include body, zoom lens module is set in body, built in zoom lens module
At least one set of movable lenses component, at least one set of movable lenses component arrange along optical axis direction, and be slidably socketed respectively in
On first guide shaft；The camera device also includes dynamic resistance structure, and one end of dynamic resistance structure is used to do directly along vertical first guide shaft direction
Line moves, and the angular range of the straight line and horizontal plane is 0 °~90 °, and the other end is used to prevent movable lenses component from shaking；
The electric machine assembly that dynamic resistance structure is used to be used to provide with one along the part that vertical first guide shaft direction is moved straight line output is connected.When
When the camera device is in pilot tone concussion, at least one set of movable lenses component causes light shaft offset, so as to image with vibrations
Picture produces the problem of rocking and obscuring.After electric machine assembly is started, one end of motor driving dynamic resistance structure is led along vertical first
Direction of principal axis moves, so as to affect the other end of the dynamic resistance structure, when one end of dynamic resistance structure, which is moved to, determines position, and dynamic resistance knot
The other end of structure prevents the shake of movable lenses component.
Brief description of the drawings
Fig. 1 is the practical application scene figure of the camera device embodiment in the utility model；
Fig. 2 is the control figure of unmanned plane in Fig. 1；
Fig. 3 is the structure chart of the camera device embodiment in the utility model；
Fig. 4 is the depression angle structure chart of camera device embodiment in the utility model；
Fig. 5 is the cut-away view of camera device embodiment zoom lens module in the utility model；
Fig. 6 is movable lenses component in camera device embodiment in the utility model and the principle knot of dynamic resistance respective outer side edges
Composition；
Fig. 7 is the upward view of camera device embodiment in the utility model；
Fig. 8 is the mechanics exploded view of dynamic resistance structure in camera device embodiment in the utility model；
Fig. 9 is camera device embodiment side view in the utility model；
Figure 10 is motor component structure figure in a variation of camera device embodiment in the utility model；
Figure 11 is Figure 10 side view；
Figure 12 is motor component structure figure in another variation of camera device embodiment in the utility model；
Figure 13 be application drawing 12 the utility model in camera device embodiment variation front view.Symbol description：
Embodiment
Below in conjunction with the design of the present utility model of 1 to 13 pair of embodiment and accompanying drawing, concrete structure and caused technology effect
Fruit is described, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment is this
The part of the embodiment of utility model, rather than whole embodiments, based on embodiment of the present utility model, those skilled in the art
The other embodiment that member is obtained on the premise of not paying creative work, belongs to the scope of protection of the utility model.
First the utility model embodiment principal portion is included illustrating, the camera device body in the utility model
Inside set zoom lens module, at least one set of movable lenses component built in zoom lens module, at least one set of movable lenses group
Part arranges along optical axis direction, and is slidably socketed respectively on the first guide shaft；
Camera device also includes dynamic resistance structure, and one end of dynamic resistance structure is used to do straight line fortune along vertical first guide shaft direction
It is dynamic, and the angular range of the straight line and horizontal plane is 0 °~90 °, the other end is affected and moved, for when the one of dynamic resistance structure
When end is moved to precalculated position, the shake of movable lenses component is prevented；
Dynamic resistance structure is used for along the part that vertical first guide shaft direction is moved and a group of motors for providing straight line output
Part connects.
In the present embodiment, when the camera device is in pilot tone concussion, at least one set of movable lenses component with vibrations,
Cause light shaft offset, so as to which camera picture produces the problem of rocking and obscuring.After electric machine assembly is started, motor driving dynamic resistance
One end of structure is moved along vertical first guide shaft direction, so as to affect the other end of the dynamic resistance structure, when one end of dynamic resistance structure
When being moved to decision position, the other end of dynamic resistance structure prevents the shake of movable lenses component.
Situation in practical application as shown in figure 1,
The fuselage 2000 of unmanned plane 1000 is provided with control unit 2001, the camera device set on unmanned aerial vehicle 1000
3000, camera device 3000 is provided with lens driving portion 3100, camera device 3000 be provided with the movement of more pieces of eyeglasses and
The zoom lens module 3200 and its dynamic resistance structure of zoom, control unit 2001 can control lens driving portion 3100.Dynamic resistance structure bag
Stabilization frame is included, stabilization support is provided with the second guide shaft, and the second guide shaft is vertically arranged with the first guide shaft, and the second guide shaft and level
Angular range between face is 0~90 °.Referring to Fig. 8, the gravitation F of magnet and iron plate 3303 is decomposed into horizontal direction power FX
With vertical direction power FY, horizontal component FX makes camera lens optical axis, and left and right shake, vertical direction component do not make camera lens under high-frequency vibration
Optical axis is not shaken up and down under high-frequency vibration.Therefore, component is identical during 45 ° of settings, and now structure is most stable.
Second guide shaft further comprises i.e. long guide shaft 3312 and short-range missile axle 3322, and both are each attached to the upper lid of zoom lens
On 3305, the second guide shaft is provided with a sliding block 3301, and the bottom of sliding block 3301 is has magnetic iron plate 3303, referring to Fig. 9, sliding
Block 3301 has at least two boss for being used to install iron plate 3303；Iron plate 3303 is provided with the through hole matched with boss.So as to
Iron plate 3303 is set to be fixed on sliding block 3301.The presentation mode of the magnetic includes but is not limited to permanent magnet and electromagnet.Sliding block
3301 can move back and forth in the second guide shaft of driving lower edge direction of electric machine assembly 3304, and electric machine assembly can be straight line stepping electricity
Machine, each fixed one block of magnet on the secondary movable lenses component of 3200 liang of zoom lens module.One end insertion of magnet is removable
In the frame of Lens assembly, the other end exposes frame.The frame of magnet and movable lenses component is connected by screw and/or glued
The mode of connecing is connected.
Lens driving portion 3100 can be such that the iron plate 3303 of dynamic resistance structure is moved to above the magnet of movable lenses component, iron
Piece 3303 mutually adsorbs with magnet, prevents camera lens optical axis caused by movable lenses component optical jitter from shaking, realizes stabilization work(
Energy.
It should be noted that the distance between magnet and sliding block scope are 0.4mm~2mm.Reason, due to the public affairs in processing
The presence of difference, if spacing is less than 0.4mm, when iron plate 3303 slides, it may encounter mutually with magnet, distance is more than 2mm, magnetic force
It is very faint, stabilization poor effect.
The motion principle of sliding shoe is as follows：There is screw thread, a nut Matching installation on the above-mentioned output shaft of electric machine assembly 3304
On output shaft, for when output shaft rotation, according to screw thread lines rotation and moved along output direction of principal axis；Nut is assemblied in
Have on sliding block in dead slot and be used to drive the sliding block synchronizing moving when itself is moved.
It should be noted that dynamic resistance structure also includes photoelectric sensor, the working condition for controlled motor component 3304；
Photoelectric sensor is set close to sliding block；Sliding block is provided with a light barrier, for covering photoelectric transfer when sliding block is moved to precalculated position
The sensing groove of sensor light, promotes electric machine assembly 3304 to stop operating, and then sliding block stops movement, and is still in above magnet.
The operation principle of the camera device of the utility model embodiment is illustrated below by concrete scene：
Under unmanned aerial vehicle dither：The dither of unmanned aerial vehicle 1000 causes zoom lens the first movable lenses component
3212nd, failure of oscillation does not move the second movable lenses component 3222, and camera lens optical axis is not with stopping to shake.Now, dynamic resistance structure is started, it is sliding
Block 3301 will move along the second guide shaft A "-" direction, and when sliding block 3301 is moved to directly over magnet, electric machine assembly 3304 stops
Rotate, iron plate 3303 will stay on above magnet, and attraction can prevent camera lens optical axis vibration shake between iron plate 3303 and magnet.
When camera lens needs zoom to focus on, sliding block 3301 will move along the second guide shaft A "+" direction, when on sliding block 3301
When light barrier leaves the photoinduction position among photoelectric sensor, photoelectric sensor senses light by the way that electric machine assembly 3304 stops
Rotation stop is moved, and sliding block 3301 stops movement, and camera lens the first stepper motor 3211 and the second stepper motor 3221 rotate, and is driven each removable
Dynamic Lens assembly shake, realizes zoom focusing function.
Fuselage 2000 is provided with control unit 2001, and fuselage 2000 contains X word shapes, and 4 X words ends, possessing can be each
First level rotor 2013, the second rotor 2023, the 3rd rotor 2033 and the 4th rotated around rotary shaft is horizontal
Rotor 2043.Fuselage 2000 possess have can make each rotor respectively along rotary shaft do circle rotation the first wing drive portion 2012,
Second wing drive portion 2022, three wings drive portion 2032 and the 4th wing drive portion 2042.The built-in DC motors of each wing drive division, pass through fuselage
2000 control units 2001 are controlled to DC motors built in each wing drive division, and each wing drive division can make each rotor do circumference rotation
Turn, DC motor torques amount rotates each rotor, and unmanned aerial vehicle 1000 stable can take off, land, flight.
DC motors high-frequency rotating built in each wing, each rotor high-frequency rotating is driven, cause the high frequency vibrating of unmanned aerial vehicle 1000
It is dynamic.Unmanned aerial vehicle is provided with head stabilization mechanism, there is certain stabilization function, but due to axis hole and mirror above and below movable lenses component
Gap be present between head upper leading axle 3213, camera lens lower leading axle 3223, the presence in gap, cause in unmanned aerial vehicle dither, the
One movable lenses component 3212, failure of oscillation does not move the second movable lenses component 3222 yet, and camera lens optical axis causes with dither
Make the image blur on imaging sensor 3204 unclear.
Fuselage 2000 is provided with control unit 2001, and control unit 2001 can control lens driving portion 3100, lens driving portion 3100
The number of revolutions of controllable stepper motor or servomotor etc., the spinning force of motor can be changed into moving linearly, can make cunning
Block 3301 moves back and forth along the second guide shaft A directions.
Fuselage 2000 is provided with control unit 2001, and control unit 2001 can control lens driving portion 3100, lens driving portion 3100
The number of revolutions of controllable stepper motor or servomotor etc., the spinning force of motor can be changed into moving linearly, and can make the
One movable lenses component 3212 and the second movable lenses component 3222 move back and forth along camera lens optical axis B directions.
Sliding block 3301 has the light barrier that can be moved in photoelectric sensor U-type groove close to the side of photoelectric sensor 3306, gear
Mating plate has certain length.When sliding block 3301 moves along A "-" direction, due to the limitation in structure, frequency modulated light piece can not leave photoelectricity
Photoinduction position among sensor, only when sliding block 3301 moves away from stabilization magnet along A "+" direction, light barrier ability
The photoinduction position among photoelectric sensor is left completely, and photoelectric sensor just senses that light passes through.Photoelectric sensor senses
Light is by the way that induced signal feeds back to control unit 2001, and anti-vibration motor is stopped.
Figure 10 and Figure 11 are referred to below, and a variation of camera device in the present embodiment is illustrated：
The output shaft of electric machine assembly 3304 is vertically arranged with the first guide shaft in the vertical direction, and the second guide shaft and horizontal plane
Between angular range be 0~90 °；Dynamic resistance structure includes the first pressure drag part, and the first pressure drag part is specially a T-shaped pressure head, one end
With the output axis connection of electric machine assembly 3304, the other end is used to push down movable lenses component.When the first pressure drag part be moved to it is pre-
When positioning is put, T-shaped pressure head props up movable lenses component.
Figure 11 and Figure 12 are referred to below, and another variation of camera device in the present embodiment is illustrated：
The output shaft of electric machine assembly 3304 is vertically arranged with the first guide shaft, and the angle of output shaft and horizontal plane is 0 °；
Dynamic resistance structure includes the second pressure drag part, and one end of the second pressure drag part and the output shaft of electric machine assembly 3304 are hinged, separately
One end has the pressure head for being used for pushing down movable lenses component；
Axis hole is provided with the middle part of second damping part, the axis hole coordinates with the axis of guide having on body, for making the second resistance
Casting die rotates around the axis of guide.Based on lever principle, when one end of the second pressure drag part moves to the output shaft of linear stepping motor
During precalculated position, pressure head props up movable lenses component.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, the corresponding process in preceding method embodiment is may be referred to, will not be repeated here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be with
Realize by another way.For example, device embodiment described above is only schematical, for example, the unit
Division, only a kind of division of logic function, can there is other dividing mode, such as multiple units or component when actually realizing
Another system can be combined or be desirably integrated into, or some features can be ignored, or do not perform.It is another, it is shown or
The mutual coupling discussed or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communicate to connect, can be electrical, mechanical or other forms.
The unit illustrated as separating component can be or may not be physically separate, show as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the utility model can be integrated in a processing unit,
Can be that unit is individually physically present, can also two or more units it is integrated in a unit.It is above-mentioned integrated
Unit can both be realized in the form of hardware, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and is used as independent production marketing or use
When, it can be stored in a computer read/write memory medium.Based on such understanding, the technical solution of the utility model sheet
The part to be contributed in other words to prior art in matter or all or part of the technical scheme can be with software products
Form is embodied, and the computer software product is stored in a storage medium, including some instructions to cause one meter
Machine equipment (can be personal computer, server, or network equipment etc.) is calculated to perform described in each embodiment of the utility model
The all or part of step of method.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-
Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with
The medium of store program codes.
Described above, above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, it will be understood by those within the art that：It is still
Technical scheme described in foregoing embodiments can be modified, or which part technical characteristic is equally replaced
Change；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technical scheme
Spirit and scope.
Claims (10)
1. a kind of camera device, including：Body, zoom lens module is set in the body, the zoom lens module is built into
Few one group of movable lenses component, at least one set of movable lenses component arranges along optical axis direction, and is slidably socketed respectively
In on the first guide shaft；It is characterized in that：
The camera device also includes dynamic resistance structure, and one end of the dynamic resistance structure is used to do along the vertical first guide shaft direction
Linear motion, and the angular range of the straight line and horizontal plane is 0 °~90 °, the other end is affected and moved, for working as dynamic resistance
When one end of structure is moved to precalculated position, the movable lenses component is prevented to shake；
The dynamic resistance structure is used for along the part that the vertical first guide shaft direction is moved and an electricity for providing straight line output
Thermomechanical components connect.
2. camera device according to claim 1, it is characterised in that：
The dynamic resistance structure includes being arranged on the magnet at the top of the movable lenses component, and is arranged on the movable lenses
Stabilization support above component；
The stabilization frame is provided with the second guide shaft, and second guide shaft is vertically arranged with first guide shaft, and described second
Angular range between guide shaft and horizontal plane is 0~90 °；
Sliding block is slidably socketed on second guide shaft, the sliding block is used to provide gravitation for the magnet；
The output shaft of the electric machine assembly be arranged in parallel with second guide shaft, for driving the sliding block along output direction of principal axis fortune
It is dynamic.
3. camera device according to claim 2, it is characterised in that：
The distance between the magnet and the sliding block scope are 0.4mm~2mm.
4. camera device according to claim 2, it is characterised in that：
There is screw thread on the output shaft, a nut Matching installation is on the output shaft, for when the output shaft rotation,
Lines according to the screw thread rotates and moved along the output direction of principal axis；
The nut is assemblied on the sliding block to have to be used to drive the sliding block synchronizing moving when itself is moved in dead slot.
5. camera device according to claim 2, it is characterised in that：
The sliding block has at least two boss for being used to install iron plate；
The iron plate is provided with the through hole matched with the boss.
6. camera device according to claim 2, it is characterised in that：
The dynamic resistance structure also includes photoelectric sensor, for controlling the working condition of the electric machine assembly；
The photoelectric sensor is set close to the sliding block；
The sliding block is provided with a light barrier, for covering the sensing groove of photoelectric sensor light when sliding block is moved to precalculated position,
Electric machine assembly is promoted to stop operating, and then sliding block stops movement, and be still in above magnet.
7. camera device according to claim 2, it is characterised in that：
One end of the magnet is embedded in the frame of the movable lenses component, and the other end exposes frame.
8. camera device according to claim 2, it is characterised in that：
The frame of the magnet and the movable lenses component is connected by screw and/or bonding way is connected.
9. camera device according to claim 1, it is characterised in that：
The output shaft of the electric machine assembly is vertically arranged with the first guide shaft in the vertical direction, and second guide shaft and water
Angular range between plane is 0~90 °；
The dynamic resistance structure includes the first pressure drag part, and one end of the first pressure drag part connects with the output shaft of the electric machine assembly
Connect, the other end is used to push down the movable lenses component.
10. camera device according to claim 1, it is characterised in that：
The output shaft of the electric machine assembly is vertically arranged with first guide shaft, and the angle of the output shaft and horizontal plane is
0°；
The dynamic resistance structure includes the second pressure drag part, and one end of the second pressure drag part is cut with scissors with the output shaft of the electric machine assembly
Connect, the other end has the pressure head for being used for pushing down the movable lenses component；
Axis hole is provided with the middle part of the second damping part, the axis hole coordinates with the axis of guide having on body, described for making
Second damping part rotates around the axis of guide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720372464.4U CN206960833U (en) | 2017-04-10 | 2017-04-10 | A kind of camera device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720372464.4U CN206960833U (en) | 2017-04-10 | 2017-04-10 | A kind of camera device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960833U true CN206960833U (en) | 2018-02-02 |
Family
ID=61373493
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720372464.4U Expired - Fee Related CN206960833U (en) | 2017-04-10 | 2017-04-10 | A kind of camera device |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102494A (en) * | 2017-04-10 | 2017-08-29 | 佛山市瞳光学科技有限公司 | A kind of camera device |
| CN109557744A (en) * | 2018-02-09 | 2019-04-02 | 林子华 | Holder camera |
-
2017
- 2017-04-10 CN CN201720372464.4U patent/CN206960833U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102494A (en) * | 2017-04-10 | 2017-08-29 | 佛山市瞳光学科技有限公司 | A kind of camera device |
| CN109557744A (en) * | 2018-02-09 | 2019-04-02 | 林子华 | Holder camera |
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Granted publication date: 20180202 Termination date: 20190410 |