CN209725701U - A kind of electric platform for teaching demonstration - Google Patents
A kind of electric platform for teaching demonstration Download PDFInfo
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- CN209725701U CN209725701U CN201920341519.4U CN201920341519U CN209725701U CN 209725701 U CN209725701 U CN 209725701U CN 201920341519 U CN201920341519 U CN 201920341519U CN 209725701 U CN209725701 U CN 209725701U
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- Prior art keywords
- newel
- camera
- teaching demonstration
- electric platform
- angle
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- 230000001154 acute effect Effects 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000009987 spinning Methods 0.000 claims description 3
- 230000008450 motivation Effects 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000002474 experimental method Methods 0.000 abstract description 7
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- 238000006073 displacement reaction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
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- 230000000694 effects Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
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Abstract
The utility model discloses a kind of electric platforms for teaching demonstration, including newel, the camera below newel, the substrate above newel for installation, it is provided with angle adjustment device on the newel, the turret assembly for rotating camera is provided between the newel and camera.The utility model realizes the adjusting to newel position by angle adjustment device, ensure that camera and subject are in the angle faced in shooting process using turret assembly, the convenient subject after amplifying zoom magnification does not shift, angle adjustment device and turret assembly are applied in combination, it can achieve the purpose adjusted the angle in rotation, it can achieve the purpose that adjustment faster, improve the convenience of holder adjustment, and experiment carry out in also can easily experimental situation be adjusted at any time, experiment is not interfered with, structure is simple, it is compact, facilitate operation, it is noiseless in operation, it shakes small.
Description
Technical field
The utility model relates to holder technical fields, and in particular to a kind of electric platform for teaching demonstration.
Background technique
It is frequently necessary to do video record in medicine scientific research and teaching experiment, experimental implementation process is recorded into dispensing and is arrived
It is watched on projector or other display equipment for visitor, or stores the video.It just needs to adjust camera when recorded video
Position to be directed at shooting point, then should using a support arm clamping typically by camera on hand head
Hand head is placed in above experimental bench, is adjusted by manually adjusting holder.Due to being to manually adjust, degree of regulation is very
Low, visual angle center often shifts when in the global visual field, amplification zoom magnification checks close up fragmentary, or even the point to be shot
Angular field of view is jumped out, shooting process adjusts again will affect the recording of video, operate very inconvenient.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of electronic cloud for teaching demonstration
Platform.
The purpose of this utility model is achieved through the following technical solutions:
A kind of electric platform for teaching demonstration, camera including newel, below newel are located at center
It is used for the substrate of installation above column, is provided with angle adjustment device on the newel, is set between the newel and camera
It is equipped with the turret assembly for rotating camera.
Further, the angle adjustment device includes that top is fixed with the newel of bulb, is located on the outside of newel
Two groups of straight-line motion mechanisms at an angle to each other, shown bulb connect with substrate spherical shape, and the structure of linear motion includes pushing away
The elastic parts dynamic newel mobile Power Component and newel is pushed to set back.
Further, the Power Component include linear stepping motor, the sliding block being connect with linear stepping motor and
Sliding slot, the sliding block are slidably connected with sliding slot, and the elastic parts includes positioning screw, the compression that is set in outside positioning screw
Spring and positioning seat for fixing, the positioning screw are flexibly connected with positioning seat, and the compressed spring is in pressure always
Contracting state.
Further, the shaft of the linear stepping motor is screw rod, and the sliding block axle center is ball nut, the sliding block
Side close to newel is provided with driving ball, the driving ball and newel sphere-contact.
The positioning screw is provided with positioning ball in the end close to newel, the positioning ball always with newel ball
Face contact.
Further, it is mutually perpendicular between two groups of straight-line motion mechanisms.
Further, acute angle is formed between two groups of straight-line motion mechanisms.
Further, the turret assembly includes hollow rotating cylinder, connects camera by capstan head below the rotating cylinder,
Newel is connected by hanger at the top of shown rotating cylinder, rotating stepper motor is provided on the rotating cylinder, is provided in the rotating cylinder
Hollow gear shaft, the gear shaft are fixed with gear wheel outside, and the rotary shaft of the rotating stepper motor is connected with pinion gear, institute
It states pinion gear to engage with gear wheel, the gear shaft is connect with capstan head.
Further, the slip ring for preventing cable from spinning is installed on the gear shaft axle center.
Further, shield is fixed on the substrate, the shield lower part is provided with convenient for camera rotation
Opening.
Further, several heat release holes for heat dissipation are provided on the substrate.
The beneficial effects of the utility model are:
(1) the utility model realizes the adjusting to newel position by angle adjustment device, to control camera
Shooting angle easily remotely controls already installed electric platform, and control precision is high, while long-range using turret assembly
Control the shooting angle of camera, it is ensured that camera and subject are in the angle faced in shooting process, convenient to become in amplification
Subject does not shift after burnt multiple, and angle adjustment device and turret assembly are applied in combination, and can achieve and adjusts in rotation
The purpose of angle can achieve the purpose that adjustment faster, improve the convenience of holder adjustment, and also can in experiment carries out
Convenient experimental situation is adjusted at any time, is not interfered with to experiment, and structure is simple, compact, facilitates operation, in operation
It is noiseless, shake it is small.
(2) mode that the utility model drives sliding block, slipper push newel mobile by the way of linear stepping motor
Advance, compressed spring can push back newel direction when linear stepping motor reversely rotates, and reduce of motor
Number, while can be achieved with the accurate control to a direction using single motor, reduces multiple motors and cooperates jointly and causes
Coordination difficulty, improve camera adjustment angle convenience.
(3) when two groups of straight-line motion mechanisms of the utility model are mutually perpendicular to, facilitate the realization for calculating and adjusting the angle
Mode can be convenient manipulation when Liang Zu linear running mechanism is mutually at an acute angle, especially adjust the angle larger situation
Under, the requirement of adjustment angle can be reached faster.
(4) the utility model drives pinion gear, pinion gear to drive gear wheel, gear wheel band turn by rotating stepper motor
The mode of tower realizes the 360 degree rotation of camera, and the angle for the control rotation that can be convenient during rotation, reaches
To the angle faced is in always to the object of shooting, viewing effect is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the bottom view before the utility model adjustment；
Fig. 4 is the cross-sectional view before the utility model adjustment；
Fig. 5 is the utility model plane bottom view adjusted；
Fig. 6 is the utility model plane cross-sectional view adjusted；
Fig. 7 is the postrotational bottom view of the utility model；
Fig. 8 is the postrotational cross-sectional view of the utility model；
In figure, 1- substrate, 2- positioning seat, 3- compressed spring, 4- positioning screw, 5- bulb, 7- newel, 8- sliding block, 9-
Sliding slot, 11- linear stepping motor, 14- rotating cylinder, 15- capstan head, 17- camera, 18- cable, 19- slip ring, 20- gear wheel, 21-
Pinion gear, 22- hanger, 23- rotating stepper motor, 24- shield, 25- drive ball, and 26- positions ball.
Specific embodiment
Below in conjunction with embodiment, the technical solution of the utility model is clearly and completely described, it is clear that retouched
The embodiment stated is only the utility model a part of the embodiment, instead of all the embodiments.Based in the utility model
Embodiment, those skilled in the art's every other embodiment obtained under the premise of not making the creative labor, all belongs to
In the range of the utility model protection.
Refering to fig. 1-2, the utility model provides a kind of technical solution:
A kind of electric platform for teaching demonstration including newel 7, the camera 17 below newel 7, is located at
It is used for the substrate 1 of installation above newel 7, angle adjustment device, the newel 7 and camera shooting are provided on the newel 7
15 component of capstan head for rotating camera 17 is provided between first 17.
The working principle of the present embodiment: on substrate 1 by the newel 7 of electric platform, then camera 17 is mounted on
7 lower section of newel, realizes the adjusting of angle in the plane when shooting by the angle adjustment device below newel 7,
By 15 component rotating camera 17 of capstan head, so that camera 17 is in the angle faced with subject always in shooting process.
The adjusting to 7 position of newel is realized by angle adjustment device, so that the shooting angle of camera 17 is controlled, side
Remotely controlling already installed electric platform just, it is high to control precision, while remotely controlling camera shooting using 15 component of capstan head
First 17 shooting angle, it is ensured that camera 17 and subject are in the angle faced in shooting process, convenient in amplification zoom times
Subject does not shift after number, and angle adjustment device and 15 component of capstan head are applied in combination, and can achieve the adjusting angle in rotation
The purpose of degree can achieve the purpose that adjustment faster, improve the convenience of holder adjustment, and also can be square in experiment carries out
Just experimental situation is adjusted at any time, is not interfered with to experiment, and structure is simple, compact, facilitates operation, nothing in operation
Sound, shake are small.
As shown in figs. 34, camera is located at center to electric platform before adjustment, as shown in Fig. 5~6, through angle tune
After regulating device adjusts the angle, deflect for camera, as shown in Fig. 7~8, after turret assembly rotates, camera and shooting
Synchronous rotation occurs for object to keep the angle faced.
Further, the angle adjustment device includes that top is fixed with the newel 7 of bulb 5, is located at outside newel 7
Two groups of straight-line motion mechanisms at an angle to each other of side, shown bulb 5 are connect with 1 spherical shape of substrate, the structure of linear motion packet
The elastic parts for including the Power Component for pushing newel 7 mobile and newel 7 being pushed to set back.
Bulb 5 can only make rotating motion, so that 7 one end of newel rotation other end of connecting ball head 5 is fixed, center
Camera 17 is connected below column 7, pushes newel 7 in rectilinear direction by the Power Component and elastic parts of straight-line motion mechanism
It moves back and forth, two groups of straight-line motion mechanisms at an angle to each other can be realized any movement of newel 7 in the plane, solve hand
The problem that dynamic adjustment 17 angle of camera causes precision low, present apparatus structure is simple, easily can remotely control and be mounted on reality
The camera 17 above platform is tested, it is easy to operate.
Further, the Power Component includes linear stepping motor 11, the sliding block connecting with linear stepping motor 11 8
And sliding slot 9, the sliding block 8 are slidably connected with sliding slot 9, the elastic parts includes positioning screw 4, is set in positioning screw
Compressed spring 3 and positioning seat for fixing 2 outside 4, the positioning screw 4 are flexibly connected with positioning seat 2, the compression bullet
Spring 3 is in compressive state always.
The mode for driving sliding block 8, sliding block 8 to push newel 7 mobile by way of linear stepping motor 11 is advanced, straight
Compressed spring 3 can push back 7 direction of newel when line stepper motor 11 reversely rotates, and reduce the number of motor, together
When can be achieved with the accurate control to a direction using single motor, reduce coordination caused by multiple motors cooperate jointly
Difficulty improves the convenience of the adjustment angle of camera 17.Elastic potential energy is put aside using compressed spring 3, in Power Component active
When pushing newel 7, compressed spring 3 is further compressed, therefore on the direction that newel 7 advances, displacement is got over
Big then newel 7 movement speed is slower, convenient in the end of adjustment section precise control of angular degree.
Further, the shaft of the linear stepping motor 11 is screw rod, and 8 axle center of sliding block is ball nut, described
Sliding block 8 is provided with driving ball 25, the driving ball 25 and 7 sphere-contact of newel in the side close to newel 7, and described determines
Position screw 4 close to newel 7 end be provided with positioning ball 26, the positioning ball 26 always with 7 sphere-contact of newel.
As concrete implementation mode, the rolling of screw rod rotation forces ball nut, sliding block 8 in the process of moving by
Resistance become smaller, be conducive to angle adjustment during control.By the way of sphere-contact, center is pushed using driving ball 25
Column 7 is mobile, can increase the contact area of sliding block 8 Yu newel 7, prevent when angle adjusts larger situation, due to sliding block 8
With the contact area of newel 7 it is small cause control the increased situation of difficulty.Positioning ball 26, can always with 7 sphere-contact of newel
To increase the contact area of positioning screw 4 Yu newel 7, prevent when angle adjusts larger situation, due to positioning screw 4 with
The contact area of newel 7 is small to be caused to control the increased situation of difficulty.
Further, it is mutually perpendicular between two groups of straight-line motion mechanisms.Orthogonal two groups of linear motion machines
Structure is located in X-axis and Y-axis, adjust the angle when can be convenient calculate X-direction input and Y-direction on into
Amount, to facilitate the implementation during adjustment.
Further, acute angle is formed between two groups of straight-line motion mechanisms.Mutually two groups of straight lines at an acute angle fortune
Motivation structure can be convenient manipulation, especially in the case where adjusting the angle biggish situation, the big direction of displacement be adjusted first, wait adjust
The small direction of displacement is adjusted after whole again, the requirement of adjustment angle can be reached faster.
Further, 15 component of capstan head includes hollow rotating cylinder 14, is connected below the rotating cylinder 14 by capstan head 15
Camera 17 is connect, passes through hanger 22 at the top of shown rotating cylinder 14 and connects newel 7, be provided with rotating stepper motor on the rotating cylinder 14
23, it is provided with hollow gear shaft in the rotating cylinder 14, gear wheel 20, the rotating stepper motor are fixed with outside the gear shaft
23 rotary shaft is connected with pinion gear 21, and the pinion gear 21 is engaged with gear wheel 20, and the gear shaft is connect with capstan head 15.
As concrete implementation mode, pinion gear 21, pinion gear 21 is driven to drive gear wheel by rotating stepper motor 23
20, gear wheel 20 drives the mode of capstan head 15, realizes the 360 degree rotation of camera 17, and can be square during rotation
Just the angle of control rotation, reaches and is in the angle faced always to the object of shooting, improve viewing effect.
Further, the slip ring 19 for preventing cable 18 from spinning is installed on the gear shaft axle center.The line of camera 17
Cable 18 powers on through hollow gear shaft, and during gear shaft rotation, slip ring 19 can be to avoid cable 18 and gear shaft
Synchronous rotary.
Further, shield 24 is fixed on the substrate 1,24 lower part of shield is provided with convenient for camera
The opening of 17 rotations.Shield 24 is conducive to dustproof and waterproof, avoids the interference of outer bound pair electric platform.
Further, several heat release holes for heat dissipation are provided on the substrate 1.Heat release hole can effectively avoid straight line
Stepper motor 11 and rotating stepper motor 23 are frequently using a large amount of heat of accumulation, it is ensured that the normal operation of electric platform.
The above is only the preferred embodiment of the utility model, it should be understood that the utility model is not limited to herein
Disclosed form, should not be regarded as an exclusion of other examples, and can be used for other combinations, modifications, and environments, and
Can be in contemplated scope described herein, modifications can be made through the above teachings or related fields of technology or knowledge.And this field
The modifications and changes that personnel are carried out do not depart from the spirit and scope of the utility model, then all should be in right appended by the utility model
It is required that protection scope in.
Claims (10)
1. it is a kind of for teaching demonstration electric platform, including newel (7), be located at newel (7) below camera (17),
Substrate (1) above newel (7) for installation, it is characterised in that: angular adjustment dress is provided on the newel (7)
It sets, capstan head (15) component for rotating camera (17) is provided between the newel (7) and camera (17).
2. a kind of electric platform for teaching demonstration according to claim 1, it is characterised in that: the angular adjustment
Device includes that top is fixed with the newel (7) of bulb (5), two groups be located on the outside of newel (7) straight line fortune at an angle to each other
Motivation structure, shown bulb (5) connect with substrate (1) spherical shape, and the structure of linear motion includes pushing newel (7) mobile
Power Component and the elastic parts for pushing newel (7) to set back.
3. a kind of electric platform for teaching demonstration according to claim 2, it is characterised in that: the Power Component
Including linear stepping motor (11), the sliding block (8) and sliding slot (9) that are connect with linear stepping motor (11), the sliding block (8) with
Sliding slot (9) is slidably connected, and the elastic parts includes positioning screw (4), is set in the compressed spring of positioning screw (4) outside
(3) and positioning seat for fixing (2), the positioning screw (4) are flexibly connected with positioning seat (2), the compressed spring (3)
Always it is in compressive state.
4. a kind of electric platform for teaching demonstration according to claim 3, it is characterised in that: the straight line stepping electricity
The shaft of machine (11) is screw rod, and sliding block (8) axle center is ball nut, and the sliding block (8) is in the side close to newel (7)
It is provided with driving ball (25), the driving ball (25) and newel (7) sphere-contact, the positioning screw (4) is in
The end of stem (7) be provided with positioning ball (26), the positioning ball (26) always with newel (7) sphere-contact.
5. according to a kind of any electric platform for teaching demonstration of claim 2~4, it is characterised in that: described
It is mutually perpendicular between two groups of straight-line motion mechanisms.
6. according to a kind of any electric platform for teaching demonstration of claim 2~4, it is characterised in that: described
Acute angle is formed between two groups of straight-line motion mechanisms.
7. a kind of electric platform for teaching demonstration according to claim 1, it is characterised in that: the capstan head (15)
Component includes hollow rotating cylinder (14), passes through capstan head (15) connection camera (17), shown rotating cylinder below the rotating cylinder (14)
(14) top connects newel (7) by hanger (22), is provided with rotating stepper motor (23) on the rotating cylinder (14), described turn
It is provided with hollow gear shaft in cylinder (14), is fixed with gear wheel (20) outside the gear shaft, the rotating stepper motor (23)
Rotary shaft be connected with pinion gear (21), the pinion gear (21) is engaged with gear wheel (20), the gear shaft and capstan head (15)
Connection.
8. a kind of electric platform for teaching demonstration according to claim 7, it is characterised in that: the gear shaft axis
The slip ring (19) for preventing the cable (18) of camera from spinning is installed in the heart.
9. a kind of electric platform for teaching demonstration according to claim 1, it is characterised in that: the substrate (1)
On be fixed with shield (24), shield (24) lower part be provided with convenient for camera (17) rotation opening.
10. a kind of electric platform for teaching demonstration according to claim 1, it is characterised in that: the substrate (1)
On be provided with it is several for heat dissipation heat release holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341519.4U CN209725701U (en) | 2019-03-18 | 2019-03-18 | A kind of electric platform for teaching demonstration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920341519.4U CN209725701U (en) | 2019-03-18 | 2019-03-18 | A kind of electric platform for teaching demonstration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209725701U true CN209725701U (en) | 2019-12-03 |
Family
ID=68687008
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920341519.4U Expired - Fee Related CN209725701U (en) | 2019-03-18 | 2019-03-18 | A kind of electric platform for teaching demonstration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209725701U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899649A (en) * | 2019-03-18 | 2019-06-18 | 成都泰盟软件有限公司 | A kind of electric platform for teaching demonstration |
-
2019
- 2019-03-18 CN CN201920341519.4U patent/CN209725701U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109899649A (en) * | 2019-03-18 | 2019-06-18 | 成都泰盟软件有限公司 | A kind of electric platform for teaching demonstration |
| CN109899649B (en) * | 2019-03-18 | 2024-03-01 | 成都泰盟软件有限公司 | Electric cradle head for teaching demonstration |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191203 |