CN108898928A - A kind of Physical Experiment apparatus for demonstrating - Google Patents
A kind of Physical Experiment apparatus for demonstrating Download PDFInfo
- Publication number
- CN108898928A CN108898928A CN201810985120.XA CN201810985120A CN108898928A CN 108898928 A CN108898928 A CN 108898928A CN 201810985120 A CN201810985120 A CN 201810985120A CN 108898928 A CN108898928 A CN 108898928A
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- braced frame
- rotation axis
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- horizontal
- frame
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- 230000003447 ipsilateral effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- 230000004907 flux Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 241001085205 Prenanthella exigua Species 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/181—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for electric and magnetic fields; for voltages; for currents
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Educational Administration (AREA)
- Computational Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Instructional Devices (AREA)
Abstract
The present invention provides a kind of Physical Experiment apparatus for demonstrating, in the opposite sides face of its braced frame, side is equipped with rotation axis A, the other side is equipped with axis moving axis B by bearing B, one end in rotation axis A in braced frame is fixed with U magnet, one end on the outside of braced frame is fixed with driving device A, and the spacing in braced frame between upper and lower end face is greater than the opening width of U magnet；One end in rotation axis B in braced frame is fixed with magazine, one end outside braced frame is fixed with driving device B, has been arranged in an axially parallel mode red diodes and yellow light diode along rotation axis B in magazine；The side of rotation axis B cooperation is provided with the horizontal guide rail grooves with bearing B cooperation in braced frame, the front and back sides of braced frame are threaded with horizontal screw bolt respectively, and the outboard end of two horizontal screw bolts is provided with rotational handle.The device presentation process is simple, intuitive, is conducive to student and understands relevant physical knowledge.
Description
Technical field
The present invention relates to a kind of experimental demonstration device, especially a kind of Physical Experiment apparatus for demonstrating.
Background technique
In Physical Experiment, suitable Physical Experiment teaching aid be it is indispensable, teaching aid for the content of courses demonstration and
Student likes teaching aid, not only increases the interest that student attends class, and can allow student is lively, intuitively observes physics
Phenomenon excites their interest to Physics Learning.But presently used Physical Experiment teaching aid, the rotation of coil can only be carried out,
Magnetic field cannot but rotate, and besides vividly can not intuitively show cut direction difference, and the current direction of generation is also different, this
It is exactly existing deficiencies in the technology.
Summary of the invention
The technical problem to be solved in the present invention, aiming at deficiency of the prior art, and it is real to provide a kind of physics
Apparatus for demonstrating is tested, which can vividly, intuitively demonstrate coil rotation, magnetic field rotation or cut direction difference and generate electric current
Situation.
This programme is achieved by the following technical measures：The Physical Experiment apparatus for demonstrating includes braced frame, described
In the opposite sides face of braced frame, side is equipped with rotation axis A by bearing A, and the other side is equipped with axis moving axis by bearing B
B, axis moving axis B and rotation axis A are coaxial, and one end in braced frame is located in rotation axis A and is fixed with U magnet, is located at support frame
One end on the outside of frame is fixed with driving device A, and is connected in the middle part of the u-shaped bottom of the end of rotation axis A and U magnet, support frame
Spacing in frame between upper and lower end face is greater than the opening width of U magnet；The one end being located in braced frame in rotation axis B is connected
There are magazine, one end outside braced frame to be fixed with driving device B, coil, and coil former are wound on magazine
Red diodes and yellow light diode have been arranged in an axially parallel mode along rotation axis B in frame, red diodes and yellow light diode
Lines in parallel, and the two is opposite with the polarity of side；The side of rotation axis B cooperation level is provided in the braced frame to lead
Track slot, horizontal guide rail grooves are arranged along the front-rear direction of braced frame, and bearing B is mounted in horizontal guide rail grooves and can turn along its front and back
Dynamic, the front and back sides of braced frame are threaded with horizontal screw bolt respectively, and the axis of two horizontal screw bolts and the axis of rotation axis B are total
Face and vertical, the outboard end of two horizontal screw bolts is provided with rotational handle.
Preferably, the inner end of two horizontal screw bolts is provided with the curved splint being adapted with bearing B shape.
Preferably, the coil is wound around the circulating type closing coil of 200 circles.
Preferably, the driving device B is handle B.
Preferably, the driving device B is motor B, and the lower end of motor B and horizontal supporting plate B are connected, level branch
Side in fagging B close to braced frame is provided with sliding block, and the horizontal slide rail with sliding block cooperation is provided on the outside of braced frame.
Preferably, the length of the sliding block is equal with the side length of horizontal supporting plate B where it, and the two of horizontal slide rail
End extends to the rear and front end of braced frame.
Preferably, the driving device A is handle A.
Preferably, the driving device A is motor A, and the lower end of the motor A is fixedly mounted on horizontal supporting plate A
On, horizontal supporting plate A and braced frame are connected.
The beneficial effect of this programme：
1, the luminous situation of red diodes and yellow light diode can be observed by rotation U magnet or magazine,
It will be appreciated that not only coil cutting magnetic field can produce electric current, magnetic field intercepts coil equally also can produce electric current；
2, when showing that cut direction difference generates current direction different problems, pass through rotation U magnet or coil former
The direction of frame is different, so that it may find that only one in the red diodes and yellow light diode of turned in parallel can shine, it is just bright
White cutting magnetic field direction is different, and the current direction of generation is also different；
3, it by bearing B forward and backward translation in horizontal guide rail grooves, is in a part of magazine outside magnetic field, leads to
The brightness for crossing observation discovery red diodes and yellow light diode can be darker than when magazine is entirely located in magnetic field before, thus
It is understood that in coil effective flux number will affect generate electric current size.
The device presentation process is simple, intuitive, and more conducively student understands relevant physical knowledge, and teaching efficiency is good.Thus
As it can be seen that compared with prior art, the present invention have substantive distinguishing features outstanding and significant progress, implement beneficial effect
It is obvious.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the specific embodiment of the invention.
Fig. 2 is the left view structural representation of the specific embodiment of the invention.
Fig. 3 is the schematic perspective view one of the specific embodiment of the invention.
Fig. 4 is the schematic perspective view two of the specific embodiment of the invention.
In figure, 1- braced frame, 2-U shape magnet, 3- motor A, 4- horizontal supporting plate A, 5- rotation axis A, 6- coil former
Frame, 7- axis moving axis B, 8- horizontal slide rail, 9- sliding block, 10- horizontal supporting plate B, 11- horizontal screw bolt, 12- motor B, 13- rotation
Handle, 14- bearing B, 15- curved splint, 16- bearing A, 17- red diodes, 18- yellow light diode, 19- horizontal guide rail grooves.
Specific embodiment
In order to clarify the technical characteristics of the invention, below by specific embodiment, and its attached drawing is combined, to we
Case is illustrated.
A kind of Physical Experiment apparatus for demonstrating, as shown, it includes braced frame 1, the opposite sides of the braced frame 1
In face, side is equipped with rotation axis A5 by bearing A16, and the other side is equipped with axis moving axis B7 by bearing B14, axis moving axis B7 with
Rotation axis A5 is coaxial, and one end in braced frame 1 is located in rotation axis A5 and is fixed with U magnet 2, is located at 1 outside of braced frame
One end be fixed with driving device A, and be connected in the middle part of the u-shaped bottom of the end of rotation axis A5 and U magnet 2, in braced frame 1
Spacing between upper and lower end face is greater than the opening width of U magnet 2；The one end being located in braced frame 1 in rotation axis B7 is connected
Have that magazine 6,1 one end is fixed with driving device B outside braced frame, coil is wound on magazine 6 (in figure not
Show), the coil is wound around the circulating type closing coil of 200 circles, and the axial direction in magazine 6 along rotation axis B7 is set in parallel
It is equipped with red diodes 17 and yellow light diode 18, the lines in parallel of red diodes 17 and yellow light diode 18, and the two is same
The polarity of side is opposite；Side in the braced frame 1 with rotation axis B7 cooperation is provided with horizontal guide rail grooves 19, horizontal guide rail
Slot 19 is arranged along the front-rear direction of braced frame 1, and bearing B14 is mounted in horizontal guide rail grooves 19 and can be along its front and back rotation, branch
The front and back sides of support frame frame 1 are threaded with horizontal screw bolt 11, the axis of two horizontal screw bolts 11 and the axis of rotation axis B7 respectively
Coplanar and vertical, the outboard end of two horizontal screw bolts 11 is provided with rotational handle 13, and the inner end of two horizontal screw bolts 11 is respectively provided with
There is the curved splint 15 being adapted with bearing B14 shape, two curved splints 15 can firmly clamp bearing B14, make bearing
B14 keeps stablizing, to guarantee the accurate demonstration of experimental phenomena.
The driving device A can use the following two kinds structure type：
(1) the driving device A is handle A, when experiment, the automatic hands-on of student can be allowed, by rotating hand manually
Handle A drives U magnet 2 to rotate, the observation experiment phenomenon in rotation, by way of this operation of taking action on one's own, can deepen
Understanding and memory of the student for experiment content.
(2) the driving device A is motor A3, and the lower end of the motor A3 is fixedly mounted on horizontal supporting plate A4
On, horizontal supporting plate A4 and braced frame 1 are connected, and when experiment, U magnet 2 can be driven to rotate by motor A3, make student
Observation experiment phenomenon that can be wholwe-hearted.
The driving device B can use the following two kinds structure type：
(1) the driving device B is handle B, when experiment, the automatic hands-on of student can be allowed, by rotating hand manually
Handle B driving coil frame 6 rotates, the observation experiment phenomenon in rotation, by way of this operation of taking action on one's own, can deepen
Understanding and memory of the student for experiment content.
(2) the driving device B is motor B12, and the lower end of motor B12 and horizontal supporting plate B10 are connected, horizontal
Side in support plate B10 close to braced frame 1 is provided with sliding block 9, and the outside of braced frame 1 is provided with and the cooperation of sliding block 9
Horizontal slide rail 8.The length of the sliding block 9 is equal with the side length of horizontal supporting plate B10 where it, and the two of horizontal slide rail 8
End extends to the rear and front end of braced frame 1, the sliding that sliding block 9 can be made smooth in horizontal slide rail 8 in this way, and level is led
There is the limit of braced frame 1 in the rear and front end of track slot 19, can guarantee that sliding block 9 will not completely disengage horizontal slide rail 8 in this way.Experiment
When, U magnet 2 can be driven to rotate by motor A3, allow the observation experiment phenomenon that student is wholwe-hearted.When forward and backward adjusting
When the position of magazine 6, motor B12 may be implemented to be adjusted in synchronism by the cooperation of sliding block 9 and horizontal slider 8.
When experiment, U magnet 2 can be driven to rotate by handle A or motor A3, at this point, magazine 6 is motionless；Or
Person is rotated by the magazine 6 that handle B or motor B12 driving is wound with coil, at this point, U magnet 2 is motionless.Pass through sight
Discovery is examined, either U magnet 2 rotates, magazine 6 is motionless or magazine 6 rotates, U magnet 2 is motionless, feux rouges two
Pole pipe 17 and yellow light diode 18 shine, student it can be understood that：Not only coil cutting magnetic field can produce electric current, U-shaped magnetic
The magnetic field intercepts coil of iron 2 equally also can produce electric current.
When showing the current direction difference that cut direction difference generates, makes U magnet 2 or be wound with the coil of coil
The rotation direction of frame 6 changes, so that it may find：Only one in the red diodes 17 and yellow light diode 18 of turned in parallel
Meeting light, the current direction for just intuitively demonstrating the generation of cutting magnetic field direction difference to student are also different.
It, then can be to the position of magazine 6 if necessary to demonstrate influence of the effective flux for generation size of current
It is moved forward and backward.When the position of regulating winding frame 6, two horizontal screw bolts 11 are rotated manually, and two curved splints 15 is made to unclamp axis
B14 is held, then moves bearing B14 along horizontal guide rail grooves 19, until a part of magazine 6 removes U magnet 2, then by two
Horizontal screw bolt 11 is tightened, and two curved splints 15 is made to clamp bearing B14, then passes through handle B or motor B12 driving coil frame
6 rotations, so that it may observe that the brightness of red diodes 17 and yellow light diode 18 can be than magazine 6 before all in magnetic field
It is dark when interior, help student understand effective flux in coil number will affect the size for generating electric current.
The judgement benchmark of front and back is in the application：Before being with the side in Fig. 1 close to observer, the side opposite with the side
It is rear.
Technical characteristic in the present invention without description can be achieved by the prior art, and details are not described herein.The present invention is simultaneously
It is not limited only to above-mentioned specific embodiment, variation that those of ordinary skill in the art make within the essential scope of the present invention changes
Type, addition or replacement, also should belong to protection scope of the present invention.
Claims (8)
1. a kind of Physical Experiment apparatus for demonstrating, it is characterized in that：It includes braced frame, the opposite sides face of the braced frame
In, side is equipped with rotation axis A by bearing A, and the other side is equipped with axis moving axis B by bearing B, and axis moving axis B and rotation axis A are same
Axis, is located at that one end in braced frame is fixed with U magnet, one end on the outside of braced frame is fixed with drive in rotation axis A
Dynamic device A, and being connected in the middle part of the u-shaped bottom of the end of rotation axis A and U magnet, in braced frame between upper and lower end face between
Away from the opening width for being greater than U magnet；It is located at one end in braced frame in rotation axis B to be fixed with magazine, be located at support
One end outside frame is fixed with driving device B, coil is wound on magazine, and along the axial direction of rotation axis B in magazine
It is arranged in parallel with red diodes and yellow light diode, the lines in parallel of red diodes and yellow light diode, and the two is ipsilateral
The polarity at end is opposite；The side of rotation axis B cooperation is provided with horizontal guide rail grooves in the braced frame, horizontal guide rail grooves are along branch
The front-rear direction of support frame frame is arranged, and bearing B is mounted in horizontal guide rail grooves and can be along its front and back rotation, the front and back side of braced frame
Face is threaded with horizontal screw bolt respectively, the axis of two horizontal screw bolts and the axis co-planar of rotation axis B and vertical, two horizontal screw bolts
Outboard end be provided with rotational handle.
2. Physical Experiment apparatus for demonstrating according to claim 1, it is characterized in that：The inner end of two horizontal screw bolts is provided with
The curved splint being adapted with bearing B shape.
3. Physical Experiment apparatus for demonstrating according to claim 2, it is characterized in that：The coil is wound around surrounding for 200 circles
Type closing coil.
4. Physical Experiment apparatus for demonstrating according to claim 3, it is characterized in that：The driving device B is handle B.
5. Physical Experiment apparatus for demonstrating according to claim 3, it is characterized in that：The driving device B is motor B, and
The lower end of motor B and horizontal supporting plate B are connected, and the side in horizontal supporting plate B close to braced frame is provided with sliding block, support
The horizontal slide rail with sliding block cooperation is provided on the outside of frame.
6. Physical Experiment apparatus for demonstrating according to claim 5, it is characterized in that：The length of the sliding block and level where it
The side length of support plate B is equal, and the both ends of horizontal slide rail extend to the rear and front end of braced frame.
7. according to Physical Experiment apparatus for demonstrating described in claim 4,5 or 6, it is characterized in that：The driving device A is handle A.
8. according to Physical Experiment apparatus for demonstrating described in claim 4,5 or 6, it is characterized in that：The driving device A is motor
The lower end of A, the motor A are fixedly mounted on horizontal supporting plate A, and horizontal supporting plate A and braced frame are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985120.XA CN108898928A (en) | 2018-08-28 | 2018-08-28 | A kind of Physical Experiment apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810985120.XA CN108898928A (en) | 2018-08-28 | 2018-08-28 | A kind of Physical Experiment apparatus for demonstrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108898928A true CN108898928A (en) | 2018-11-27 |
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ID=64358515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810985120.XA Pending CN108898928A (en) | 2018-08-28 | 2018-08-28 | A kind of Physical Experiment apparatus for demonstrating |
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| Country | Link |
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| CN (1) | CN108898928A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111383506A (en) * | 2020-05-06 | 2020-07-07 | 西藏职业技术学院 | Demonstration instrument for electricity |
| CN114187812A (en) * | 2021-12-13 | 2022-03-15 | 海南电网有限责任公司电力科学研究院 | Electromagnetic environment experimental device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201084300Y (en) * | 2007-09-05 | 2008-07-09 | 安徽省科学技术馆 | A device for demonstrating electromagnetic induction |
| CN201331865Y (en) * | 2008-12-29 | 2009-10-21 | 韩玉贵 | Simplified electromagnetic induction teaching demonstration device |
| CN101859502A (en) * | 2010-05-17 | 2010-10-13 | 江成奎 | Motor principle demonstrator |
| CN203013093U (en) * | 2013-01-06 | 2013-06-19 | 哈尔滨学院 | Magnetic field changing type double-current generator demonstration apparatus |
| CN203895013U (en) * | 2014-04-28 | 2014-10-22 | 蚌埠市创新科普产品工程研究中心有限公司 | Generator demonstration model |
| CN204288627U (en) * | 2014-12-02 | 2015-04-22 | 许言召 | DC electromotor principle demonstrator |
| CN204926636U (en) * | 2015-09-14 | 2015-12-30 | 徐伟 | Generator model for physical teaching |
| CN205451629U (en) * | 2015-12-29 | 2016-08-10 | 哈斯通拉嘎 | Motor principle demonstration teaching aid |
| CN205899899U (en) * | 2016-05-20 | 2017-01-18 | 中国科学技术馆 | Electromagnetic induction demonstration device |
| CN209232237U (en) * | 2018-08-28 | 2019-08-09 | 常州大学怀德学院 | A kind of Physical Experiment apparatus for demonstrating |
-
2018
- 2018-08-28 CN CN201810985120.XA patent/CN108898928A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201084300Y (en) * | 2007-09-05 | 2008-07-09 | 安徽省科学技术馆 | A device for demonstrating electromagnetic induction |
| CN201331865Y (en) * | 2008-12-29 | 2009-10-21 | 韩玉贵 | Simplified electromagnetic induction teaching demonstration device |
| CN101859502A (en) * | 2010-05-17 | 2010-10-13 | 江成奎 | Motor principle demonstrator |
| CN203013093U (en) * | 2013-01-06 | 2013-06-19 | 哈尔滨学院 | Magnetic field changing type double-current generator demonstration apparatus |
| CN203895013U (en) * | 2014-04-28 | 2014-10-22 | 蚌埠市创新科普产品工程研究中心有限公司 | Generator demonstration model |
| CN204288627U (en) * | 2014-12-02 | 2015-04-22 | 许言召 | DC electromotor principle demonstrator |
| CN204926636U (en) * | 2015-09-14 | 2015-12-30 | 徐伟 | Generator model for physical teaching |
| CN205451629U (en) * | 2015-12-29 | 2016-08-10 | 哈斯通拉嘎 | Motor principle demonstration teaching aid |
| CN205899899U (en) * | 2016-05-20 | 2017-01-18 | 中国科学技术馆 | Electromagnetic induction demonstration device |
| CN209232237U (en) * | 2018-08-28 | 2019-08-09 | 常州大学怀德学院 | A kind of Physical Experiment apparatus for demonstrating |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111383506A (en) * | 2020-05-06 | 2020-07-07 | 西藏职业技术学院 | Demonstration instrument for electricity |
| CN111383506B (en) * | 2020-05-06 | 2021-12-17 | 西藏职业技术学院 | Demonstration instrument for electricity |
| CN114187812A (en) * | 2021-12-13 | 2022-03-15 | 海南电网有限责任公司电力科学研究院 | Electromagnetic environment experimental device |
| CN114187812B (en) * | 2021-12-13 | 2024-04-19 | 海南电网有限责任公司电力科学研究院 | Electromagnetic environment experimental device |
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Application publication date: 20181127 |
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