CN207008418U - A kind of autotracker - Google Patents
A kind of autotracker Download PDFInfo
- Publication number
- CN207008418U CN207008418U CN201720932994.XU CN201720932994U CN207008418U CN 207008418 U CN207008418 U CN 207008418U CN 201720932994 U CN201720932994 U CN 201720932994U CN 207008418 U CN207008418 U CN 207008418U
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- China
- Prior art keywords
- stepper motor
- bevel gear
- video recorder
- support frame
- fixedly connected
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Abstract
The utility model provides a kind of autotracker,Including tripod,Manual telescopic bar,Electric expansion bar,Support frame,Video recorder and control system,The first stepper motor and the second stepper motor is fixedly mounted in the top of support frame,The output shaft of first stepper motor is fixedly connected with first bevel gear,The output shaft of second stepper motor is fixedly connected with second bevel gear,First bevel gear and second bevel gear distinguish ratcheting third hand tap gear,Third hand tap gear is interference fitted rotary shaft,The side of video recorder is provided with electric machine controller,The input of the first stepper motor and the second stepper motor is electrically connected in the output end of electric machine controller,The utility model is simple in construction,It is easy to adjust,Opened and closed by two groups of stepper motors of motor controller controls,Realize the left-right rotation of video recorder,Rotation process does not postpone,Quickly stablize,And reduce stepper motor loss,Extend its service life.
Description
Technical field
Web-based instruction equipment technical field is the utility model is related to, specially a kind of autotracker.
Background technology
In distance network teaching, video shooting is an important channel, but the shooting of the Teaching video recording in reality
In, generally require other personnel and move camera, and the angle for needing to shoot in shooting is larger, it is necessary to lecturer and bat
The mutual close fit of personnel to be taken the photograph, can just take the instructional video of high quality, this artificial mode needs manually to put into, and
Need the close fit of worker.
The device of auto-tracking shooting video recording is existing from motion tracking from motion tracking, it is necessary to according to the action of teaching teacher
The device of video shooting typically carries out left and right adjusting by machine shaft to it, has a disadvantage that：
1st, motor needs frequently to carry out rotating, causes motor switch to bear huge reversal connection electric current, to motor and
Switch has larger destructiveness, causes motor and switch service life to shorten；
2nd, the manufacturing process of clockwise and anticlockwise motor is considerably complicated, also big to the radio interference of machine；
3rd, three to be motor need to slow down, shut down the process that further accelerates from just going to reversion, changes machine shaft and turns to needs
Long time, operating efficiency are low.
Therefore it is necessary to carry out technological innovation to existing autotracker.
Utility model content
The purpose of this utility model is to provide a kind of autotracker, asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of autotracker, including three pin
Frame, manual telescopic bar, electric expansion bar, support frame, video recorder and control system, described in the top of the tripod is fixedly mounted
Manual telescopic bar, the electric expansion bar is fixedly connected with the top of the manual telescopic bar, the side of the electric expansion bar is set
Flexible rod controller is equipped with, support frame as described above is fixedly mounted in the top of the electric expansion bar, and the top of support frame as described above is fixed
Two stepper motors are installed, respectively the first stepper motor and the second stepper motor, the output shaft of first stepper motor are consolidated
Surely connect first bevel gear, the output shaft of second stepper motor is fixedly connected with second bevel gear, the first bevel gear and
The second bevel gear distinguishes ratcheting third hand tap gear, and the third hand tap gear is interference fitted rotary shaft, the bottom of the rotary shaft
End interference fit bearing, the bearing are fixedly connected with support frame as described above, first stepper motor and second stepper motor
Top be fixedly connected with dividing plate, the rotary shaft is fixedly connected with the video recorder, the side of the video recorder after running through the dividing plate
While being provided with electric machine controller, first stepper motor and described is electrically connected in the output end of the electric machine controller
The input of two stepping motor；
The control system includes battery, and accumulator output end is electrically connected with power regulator, power regulator
Output end is electrically connected with control centre, and the input of control centre is also associated with optical sensor and ccd image sensor, and light passes
Sensor and ccd image sensor are arranged at the inside of the video recorder, and the output end of control centre is connected to the video recording
Machine, the flexible rod controller and the electric machine controller.
Preferably, infrared LED lamp is installed in the video recorder.
Preferably, first stepper motor is identical with the size specification of second stepper motor, and it is on institute
The vertical central axis for stating support frame are symmetrically installed.
Preferably, the first bevel gear is identical with the size specification of the second bevel gear.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model is simple in construction, easy to adjust, opens and closes by two groups of stepper motors of motor controller controls
Close, realize the left-right rotation of video recorder, rotation process does not postpone, and quickly stablizes, and reduces stepper motor loss, extends
Its service life；
2nd, manually expansion link is adjusted roughly the utility model to the level height of video recorder, and is stretched by electronic
Contracting bar carries out intense adjustment to the level height of video recorder, ensures that video recorder moment in level height is directed at the lecturer that gives lessons；
3rd, the utility model is supported by tripod, is easy to carry, adjust and repair.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is A portions mplifying structure schematic diagram in the utility model；
Fig. 3 is the utility model principle block diagram.
In figure：1 tripod, 2 manual telescopic bars, 3 electric expansion bars, 4 support frames, 5 video recorders, 6 flexible rod controllers, 7
First stepper motor, 8 second stepper motors, 9 first bevel gears, 10 second bevel gears, 11 third hand tap gears, 12 rotary shafts, 13
Bearing, 14 dividing plates, 15 electric machine controllers.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
In description of the present utility model, it is to be understood that term be " instruction such as " center ", " longitudinal direction ", " top ", " bottom "
Orientation or position relationship are based on the orientation or position relationship shown in accompanying drawing 1, are for only for ease of description the utility model and letter
Change description, rather than instruction or imply signified device or particular orientation that structure must have, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. are only used for retouching
Purpose is stated, and it is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.
Fig. 1-3 are referred to, the utility model provides a kind of technical scheme：A kind of autotracker, including tripod 1,
Manual telescopic bar 2, electric expansion bar 3, support frame 4, video recorder 5 and control system, the top of tripod 1 is fixedly mounted stretches manually
Contracting bar 2, the top of manual telescopic bar 2 are fixedly connected with electric expansion bar 3, and the side of electric expansion bar 3 is provided with expansion link control
Support frame 4 is fixedly mounted in device 6, the top of electric expansion bar 3, and the top of support frame 4 is fixedly mounted two stepper motors, is respectively
First stepper motor 7 and the second stepper motor 8, the first stepper motor 7 is identical with the size specification of the second stepper motor 8, and
It is symmetrically installed on the vertical central axis of support frame 4.The output shaft of first stepper motor 7 is fixedly connected with first bevel gear 9, the
The output shaft of two stepping motor 8 is fixedly connected with the size specification phase of second bevel gear 10, first bevel gear 9 and second bevel gear 10
Together.First bevel gear 9 and second bevel gear 10 distinguish ratcheting third hand tap gear 11, and third hand tap gear 11 is interference fitted rotary shaft
12, the bottom interference fit bearing 13 of rotary shaft 12, bearing 13 is fixedly connected with support frame 4, the first stepper motor 7 and the second stepping
The top of motor 8 is fixedly connected with dividing plate 14, and rotary shaft 12 is fixedly connected with video recorder 5 after running through dividing plate 14, is provided with video recorder 5
Infrared LED lamp.The side of video recorder 5 is provided with electric machine controller 15, and the output end of electric machine controller 15 is electrically connected
The input of one stepper motor 7 and the second stepper motor 8.
Control system includes battery, and accumulator output end is electrically connected with power regulator, the output of power regulator
End is electrically connected with control centre, and the input of control centre is also associated with optical sensor and ccd image sensor, optical sensor
The inside of video recorder 5 is arranged at ccd image sensor, the output end of control centre is connected to video recorder 5, expansion link control
Device 6 and electric machine controller 15 processed.
Operation principle：Unlatching or the pass of the first stepper motor 7 and the second stepper motor 8 are controlled by Motor controlling machine 15
Close.When the first stepper motor 7 is closed, and the second stepper motor 8 is opened, rotary shaft rotates forward, and video recorder 5 turns right；When first
Stepper motor 7 is opened, and when the second stepper motor 8 is closed, rotary shaft reversion, video recorder 5 turns left.
By the infrared LED lamp in video recorder 5, ceaselessly launch infrared ray light, received by optical sensor, and experience
To the position for the lecturer that gives lessons, control centre, control centre's controlled motor control machine 15, electricity are sent to by ccd image sensor
Machine control machine 15 controls being turned on and off for the first stepper motor 7 and the second stepper motor 8, make video recorder 5 occur to the left or to
Turn right dynamic, so as to be directed at the lecturer that gives lessons, realize the automatic tracking function of video recorder 5 well.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of autotracker, including tripod (1), manual telescopic bar (2), electric expansion bar (3), support frame (4), record
Camera (5) and control system, it is characterised in that：The manual telescopic bar (2), institute is fixedly mounted in the top of the tripod (1)
State and the electric expansion bar (3) is fixedly connected with the top of manual telescopic bar (2), the side of the electric expansion bar (3) is provided with
Support frame as described above (4) is fixedly mounted in flexible rod controller (6), the top of the electric expansion bar (3), support frame as described above (4)
Two stepper motors, respectively the first stepper motor (7) and the second stepper motor (8), first stepping is fixedly mounted in top
The output shaft of motor (7) is fixedly connected with first bevel gear (9), and the output shaft of second stepper motor (8) is fixedly connected with second
Bevel gear (10), the first bevel gear (9) and the second bevel gear (10) ratcheting third hand tap gear (11) respectively, described the
Third hand tap gear (11) interference fit rotary shaft (12), the bottom interference fit bearing (13) of the rotary shaft (12), the bearing
(13) it is fixedly connected with support frame as described above (4), the top of first stepper motor (7) and second stepper motor (8) is fixed
Connecting partition (14), the rotary shaft (12) are fixedly connected with the video recorder (5), the video recorder after running through the dividing plate (14)
(5) side is provided with electric machine controller (15), and the output end of the electric machine controller (15) is electrically connected described first
The input of stepper motor (7) and second stepper motor (8)；
The control system includes battery, and accumulator output end is electrically connected with power regulator, the output of power regulator
End is electrically connected with control centre, and the input of control centre is also associated with optical sensor and ccd image sensor, optical sensor
The inside of the video recorder (5) is arranged at ccd image sensor, the output end of control centre is connected to the video recorder
(5), the flexible rod controller (6) and the electric machine controller (15).
A kind of 2. autotracker according to claim 1, it is characterised in that：It is provided with the video recorder (5) red
Outer LED.
A kind of 3. autotracker according to claim 1, it is characterised in that：First stepper motor (7) and institute
State that the size specification of the second stepper motor (8) is identical, and it is symmetrically installed on the vertical central axis of support frame as described above (4).
A kind of 4. autotracker according to claim 1, it is characterised in that：The first bevel gear (9) and described
The size specification of second bevel gear (10) is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720932994.XU CN207008418U (en) | 2017-07-29 | 2017-07-29 | A kind of autotracker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720932994.XU CN207008418U (en) | 2017-07-29 | 2017-07-29 | A kind of autotracker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207008418U true CN207008418U (en) | 2018-02-13 |
Family
ID=61456816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720932994.XU Active CN207008418U (en) | 2017-07-29 | 2017-07-29 | A kind of autotracker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207008418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490838A (en) * | 2018-04-26 | 2018-09-04 | 淄博职业学院 | A kind of College Teachers Teaching archives management system |
-
2017
- 2017-07-29 CN CN201720932994.XU patent/CN207008418U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490838A (en) * | 2018-04-26 | 2018-09-04 | 淄博职业学院 | A kind of College Teachers Teaching archives management system |
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