CN106990737A - A kind of shooting tripod head closed-loop control system - Google Patents
A kind of shooting tripod head closed-loop control system Download PDFInfo
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- CN106990737A CN106990737A CN201710328414.0A CN201710328414A CN106990737A CN 106990737 A CN106990737 A CN 106990737A CN 201710328414 A CN201710328414 A CN 201710328414A CN 106990737 A CN106990737 A CN 106990737A
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- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000012545 processing Methods 0.000 claims abstract description 6
- 230000001133 acceleration Effects 0.000 claims description 6
- 239000000696 magnetic material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 5
- 239000000700 radioactive tracer Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 7
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/24—Pc safety
- G05B2219/24215—Scada supervisory control and data acquisition
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
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Abstract
The invention discloses a kind of shooting tripod head closed-loop control system, including signal detection and control unit, RCU, electric motor units, shooting unit, control unit is electrically connected with electric motor units, shooting unit, control unit and RCU wireless connection；Signal detection and control unit include microprocessor and electrically connected with microprocessor infrared image reception device, infrared signal receiving apparatus, three axis accelerometer, three axle gyroscopes, infrared image reception device input is connected with infrared transmitting device；Three axis accelerometer, three axle gyroscopes are electrically connected with electric motor units；IR remote controller includes the infrared signal receiving apparatus wireless connection of button, message processing module, the infrared signal emitter being sequentially connected electrically, infrared signal emitter and control unit.The present invention is based on three axle gyroscopes, three axis accelerometer and infrared identification tracer technique, can follow the trail of with remote control automatically and shoot object, realize closed-loop control, precision is high.
Description
Technical field
The present invention relates to head technical field, more particularly to a kind of shooting tripod head closed-loop control system.
Background technology
Current mobile phone shooting tripod head, has using three axle gyroscopes, but simply plays the stabilization work(of hand-held stabilizer
Can, to shoot smooth picture, improve video quality.Face tracking function is realized using the face recognition technology of mobile phone,
Face can be followed to move when camera is just to face, but for during human body, mobile phone can not instantaneously capture face, also in motion
Can not be directed at shooting main body, thus recognition of face can not whole focusing face realize tracking, and focusing is easily fuzzy.Infrared focusing
Technology slr camera is used, but without automatic tracing subject body function.Caught in addition, infrared camera has using infrared image
Technology is caught, but without three axle gyroscopes, three axis accelerometer is used, forms the feedback control system of closed loop, precisely inspection is realized
Survey and control in real time.
The content of the invention
In view of the drawbacks described above of prior art, the technical problems to be solved by the invention are to provide a kind of shooting tripod head and closed
Ring control system, can automatic and remote control tracking based on three axle gyroscopes, three axis accelerometer and infrared identification tracer technique
Shoot object, formed closed loop feedback control system, realize shooting tripod head angle and speed etc. shoot posture accurate detection and
Control in real time.
To achieve the above object, the invention provides a kind of shooting tripod head closed-loop control system, it is characterised in that：Including letter
Number Detection ＆ Controling unit, RCU, electric motor units, shooting unit, described control unit and electric motor units, shooting unit electricity
Connection, described control unit and RCU wireless connection；The signal detection and control unit include microprocessor and with it is micro-
The infrared image reception device of processor electrical connection, infrared signal receiving apparatus, three axis accelerometer, three axle gyroscopes, institute
Infrared image reception device input is stated to be connected with infrared transmitting device；The electric motor units include the first brushless electric machine, the
Two brushless electric machines, the 3rd brushless electric machine, the three axis accelerometer, three axle gyroscopes with the first brushless electric machine, the second nothing
Brush motor, the electrical connection of the 3rd brushless electric machine；It is button that the IR remote controller includes being sequentially connected electrically, message processing module, red
The infrared signal receiving apparatus wireless connection of external signal emitter, the infrared signal emitter and control unit.
A kind of above-mentioned shooting tripod head closed-loop control system, it is characterised in that：Magnetic is also set up on the IR remote controller
Material, battery, the button of the IR remote controller include on ＆ off switch, shoot key, horizontal axis key, pitch axis directionkeys, cut
Change key.
A kind of above-mentioned shooting tripod head closed-loop control system, it is characterised in that：The shooting unit is mobile phone or micro- list.
A kind of above-mentioned shooting tripod head closed-loop control system, it is characterised in that：The microprocessor is but is not limited to monolithic
Machine.
The beneficial effects of the invention are as follows：
1st, the present invention realizes that automatic tracing is shot based on infrared identification tracer technique, controls three axles of head shooting direction
Motor message, feeds back to three axle gyroscopes, three axis accelerometer, senses the angle and acceleration of three-axis moving, feeds back to micro-
Processor is corrected and exported again, forms the feedback control system of closed loop, realizes that shooting tripod head angle and speed etc. shoot posture
Accurate detection and in real time control.
2nd, the control signal that the present invention is sent by infrared remote controller, the rotation of three bracing struts is controlled through microprocessor,
To control head machine to press from both sides the rotation to any direction, realize that screening-mode is followed the trail of in remote control.
The technique effect of the design of the present invention, concrete structure and generation is described further below with reference to accompanying drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
Brief description of the drawings
Fig. 1 is the control system theory diagram of the present invention.
Fig. 2 is the RCU structural representation of the present invention.
Embodiment
As shown in figure 1, a kind of shooting tripod head closed-loop control system, including signal detection and control unit 1, RCU 2,
Electric motor units 3, shooting unit 4, described control unit 1 are electrically connected with electric motor units 3, shooting unit 4, described control unit 1 with
The wireless connection of RCU 2；The signal detection is electrically connected with control unit 1 including microprocessor 11 and with microprocessor 11
Infrared image reception device 13, infrared signal receiving apparatus 14, three axis accelerometer 15, three axle gyroscopes 16, it is described infrared
The input of image received device 13 is connected with infrared transmitting device 12；The electric motor units 3 include the first brushless electric machine 31, the
Two brushless electric machines 32, the 3rd brushless electric machine 33, the three axis accelerometer 15, three axle gyroscopes 16 with the first brushless electric machine
31st, the second brushless electric machine 32, the 3rd brushless electric machine 33 are electrically connected；The IR remote controller 2 include be sequentially connected electrically button 21,
Message processing module 22, infrared signal emitter 23, the infrared signal emitter 23 and the infrared signal of control unit 1
The wireless connection of reception device 14.
As shown in Fig. 2 in the present embodiment, magnetic material 24, battery 25 are also set up on the IR remote controller 2, it is described red
The button 21 of outer remote control 2 includes on ＆ off switch 213, shoots key 214, horizontal axis key 215, pitch axis directionkeys 216, switching
Key 217.On ＆ off switch starts and closed head；Shoot key control mobile phone or micro- single switching for shooting startup and stopping；Direction keying
Three bracing strut levels, the adjustment of pitch orientation are made, photographic subjects are adjusted with remote control mode；What switching key control was taken pictures and recorded a video cuts
Change.The built-in magnetic material of remote control, can be adsorbed on head housing, prevent from losing.
In the present embodiment, the shooting unit 4 is mobile phone or micro- list.
In the present embodiment, the microprocessor 11 is but is not limited to single-chip microcomputer.
The operation principle of the present invention is as follows：
First, realize that automatic tracing is shot based on infrared identification tracer technique, infrared transmitting device detects subject
The Dynamic Signal of body, is transferred to infrared image reception device, is transmitted further to microprocessor, passes through infrared image processing technology, meter
Change of acceleration and angle etc. is calculated, electric signal is converted into, exported to control head level, pitching, three orientation angles of roll
The first brushless electric machine, the second brushless electric machine, the 3rd brushless electric machine of conversion, driving head are rotated to object direction is shot.Simultaneously
The actuating signal of head is fed back to three axle gyroscopes, three axis accelerometer, then feeds back to microprocessor and microcontroller, is formed
The feedback control system of closed loop, realizes that shooting tripod head angle and acceleration etc. shoot the accurate detection and control in real time of posture, real
Existing automatic tracing is shot.
Secondly, the control signal sent by infrared remote controller, the rotation of head is controlled through microprocessor, remote control is realized
Follow the trail of screening-mode.The on ＆ off switch of IR remote controller, shoot key (start and stop), horizontal axis key, pitch axis directionkeys, cut
The signal for changing key (video recording switching of taking pictures) is transmitted into the infrared of cradle head control unit through message processing module, then through infrared signal
Signal receiving device, is transferred to microprocessor, microprocessor and mobile phone or micro- single operation for carrying out signal transmission, realizing shooting,
Level, the motor of pitch orientation, can change shooting direction, to change shooting main body with wide-angle simultaneously., can be after after main body changes
The continuous automatic tracing that performs is shot.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Need creative work just can make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (3)
1. a kind of shooting tripod head closed-loop control system, it is characterised in that：Including signal detection and control unit (1), RCU
(2), electric motor units (3), shooting unit (4), described control unit (1) are electrically connected with electric motor units (3), shooting unit (4), institute
State control unit (1) and RCU (2) wireless connection；The signal detection includes microprocessor (11) with control unit (1)
With the infrared image reception device (13) electrically connected with microprocessor (11), infrared signal receiving apparatus (14), 3-axis acceleration
(15), three axle gyroscopes (16) are counted, infrared image reception device (13) input connects with infrared transmitting device (12)
Connect；The electric motor units (3) include the first brushless electric machine (31), the second brushless electric machine (32), the 3rd brushless electric machine (33), described
Three axis accelerometer (15), three axle gyroscopes (16) with the first brushless electric machine (31), the second brushless electric machine (32), the 3rd nothing
Brush motor (33) is electrically connected；The IR remote controller (2) include be sequentially connected electrically button (21), message processing module (22),
Infrared signal emitter (23), the infrared signal emitter (23) and the infrared signal receiving apparatus of control unit (1)
(14) wireless connection, controls the motor message of three axles of head shooting direction, feeds back to three axle gyroscopes, 3-axis acceleration
Meter, senses the angle and acceleration of three-axis moving, feeds back to microprocessor and correct and export again, form the feedback control of closed loop
System.
2. a kind of shooting tripod head closed-loop control system as claimed in claim 1, it is characterised in that：The IR remote controller (2)
On also set up magnetic material (24), battery (25), the button (21) of the IR remote controller (2) includes on ＆ off switch (213), shot
Key (214), horizontal axis key (215), pitch axis directionkeys (216), switch key (217).
3. a kind of shooting tripod head closed-loop control system as claimed in claim 1, it is characterised in that：The shooting unit (4) is
Mobile phone or one chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328414.0A CN106990737A (en) | 2017-05-11 | 2017-05-11 | A kind of shooting tripod head closed-loop control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328414.0A CN106990737A (en) | 2017-05-11 | 2017-05-11 | A kind of shooting tripod head closed-loop control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106990737A true CN106990737A (en) | 2017-07-28 |
Family
ID=59418821
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710328414.0A Pending CN106990737A (en) | 2017-05-11 | 2017-05-11 | A kind of shooting tripod head closed-loop control system |
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| Country | Link |
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| CN (1) | CN106990737A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375657A (en) * | 2018-12-17 | 2019-02-22 | 智卓（深圳）电子科技有限公司 | Hand-held holder remote controler, hand-held cradle head device and hand-held holder |
| CN111043485A (en) * | 2020-01-08 | 2020-04-21 | 南京航空航天大学 | Two-axis full-automatic tracking cradle head and tracking method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM375909U (en) * | 2009-10-30 | 2010-03-11 | Tien-Tsai Chang | Multi-functional cloud deck |
| CN104656684A (en) * | 2015-01-20 | 2015-05-27 | 桂林飞宇电子科技有限公司 | Method for controlling tri-axis stabilization tripod head with brushless motors by using single IMU sensors |
| CN205048122U (en) * | 2015-10-16 | 2016-02-24 | 范霄宇 | Self -timer bar |
| CN205142373U (en) * | 2015-11-30 | 2016-04-06 | 吕衍荣 | Shooting by mobile phone ware |
| CN205610783U (en) * | 2016-05-03 | 2016-09-28 | 深圳火星探索科技有限公司 | Take automatic visual tracking's handheld camera shooting pan -tilt that shoots of self stabilization |
-
2017
- 2017-05-11 CN CN201710328414.0A patent/CN106990737A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM375909U (en) * | 2009-10-30 | 2010-03-11 | Tien-Tsai Chang | Multi-functional cloud deck |
| CN104656684A (en) * | 2015-01-20 | 2015-05-27 | 桂林飞宇电子科技有限公司 | Method for controlling tri-axis stabilization tripod head with brushless motors by using single IMU sensors |
| CN205048122U (en) * | 2015-10-16 | 2016-02-24 | 范霄宇 | Self -timer bar |
| CN205142373U (en) * | 2015-11-30 | 2016-04-06 | 吕衍荣 | Shooting by mobile phone ware |
| CN205610783U (en) * | 2016-05-03 | 2016-09-28 | 深圳火星探索科技有限公司 | Take automatic visual tracking's handheld camera shooting pan -tilt that shoots of self stabilization |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109375657A (en) * | 2018-12-17 | 2019-02-22 | 智卓（深圳）电子科技有限公司 | Hand-held holder remote controler, hand-held cradle head device and hand-held holder |
| CN111043485A (en) * | 2020-01-08 | 2020-04-21 | 南京航空航天大学 | Two-axis full-automatic tracking cradle head and tracking method thereof |
| CN111043485B (en) * | 2020-01-08 | 2024-03-19 | 南京航空航天大学 | Two-axis full-automatic tracking holder and tracking method thereof |
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Application publication date: 20170728 |
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| RJ01 | Rejection of invention patent application after publication |