CN114187812B - Electromagnetic environment experimental device - Google Patents
Electromagnetic environment experimental device Download PDFInfo
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- CN114187812B CN114187812B CN202111513841.9A CN202111513841A CN114187812B CN 114187812 B CN114187812 B CN 114187812B CN 202111513841 A CN202111513841 A CN 202111513841A CN 114187812 B CN114187812 B CN 114187812B
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- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 239000002184 metal Substances 0.000 claims abstract description 36
- 230000001360 synchronised effect Effects 0.000 claims abstract description 15
- 230000006698 induction Effects 0.000 abstract description 15
- 230000033001 locomotion Effects 0.000 abstract description 10
- 230000005291 magnetic effect Effects 0.000 description 15
- 239000004020 conductor Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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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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- 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
- G09B23/187—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for measuring instruments
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention provides an electromagnetic environment experiment device which comprises a supporting plate, a U-shaped magnet, an ammeter, a fixing plate, a metal rod, a cutting driving mechanism and a speed adjusting mechanism, wherein the cutting driving mechanism comprises a driving screw and a connecting block, the speed adjusting mechanism comprises a driven belt pulley, a U-shaped roller frame, a driving roller, a motor, a synchronous belt and a driving belt pulley, the motor drives the driven belt pulley to rotate through the driving belt pulley and the synchronous belt, the driving screw is driven to rotate, the connecting block arranged on the driving screw converts rotary motion into linear motion and drives the fixing plate and the metal rod to move in the vertical direction, up-and-down reciprocating motion of the metal rod is realized through forward and backward rotation of the motor, the induction line of the U-shaped magnet is cut when the metal rod moves up and down, the ammeter can collect induction current generated by the metal rod, so that electromagnetic experiments are realized, and the speed difference ratio can be adjusted according to requirements of experiments under different speeds due to a plurality of driving belt pulleys with different sizes.
Description
Technical Field
The invention relates to the technical field of electromagnetic experiments, in particular to an electromagnetic environment experiment device.
Background
The cutting magnetic induction line movement means that an object moves in a magnetic field, the movement is necessarily at a certain angle with the magnetic induction line and is not parallel to the magnetic induction line, and when a part of conductors of a closed circuit do the cutting magnetic induction line movement in the magnetic field, current is generated in the conductors, and the phenomenon is called an electromagnetic induction phenomenon.
In the prior art, people use a metal rod to be connected with an ammeter to form a closed circuit, and manually move the metal rod, so that the metal rod cuts a magnetic induction line in a U-shaped magnet, and the current change of the ammeter is observed, but the experimental device can influence the experimental effect due to factors such as the speed of moving the metal rod, and people are difficult to manually realize the stable moving metal rod with different speeds in actual operation.
Disclosure of Invention
In view of the above, the invention provides an electromagnetic environment experimental device which can stably move a metal rod to perform electromagnetic experiments and can adjust the speed of the metal rod according to the needs so as to be suitable for different experimental requirements.
The technical scheme of the invention is realized as follows:
The electromagnetic environment experiment device comprises a support plate, a U-shaped magnet, an ammeter, a fixing plate, a metal rod, a cutting driving mechanism and a speed adjusting mechanism, wherein the support plate comprises an experiment front surface and an adjusting back surface, a sliding through hole is formed in the support plate, the U-shaped magnet is arranged on the experiment front surface and surrounds the outer side of the sliding through hole, and the ammeter is arranged on the experiment front surface; the cutting driving mechanism is arranged on the back of the adjustment, and comprises a driving screw and a connecting block, wherein the driving screw is positioned on one side of the sliding through hole, the connecting block is arranged on the driving screw and is in threaded connection with the driving screw, the fixing piece is connected with the connecting block, one end of the metal rod is connected with the fixing piece, and the other end of the metal rod penetrates through the sliding through hole and extends in the direction away from the back of the adjustment; the speed adjusting mechanism is arranged on the back of the adjusting device and comprises a driven pulley, a U-shaped roller frame, a driving roller, a motor, a synchronous belt and a plurality of driving pulleys with different sizes, wherein the U-shaped roller frame is arranged on the back of the adjusting device, the driving roller is rotatably arranged on the U-shaped roller frame, the driving pulleys are sleeved on the driving roller, the driven pulleys are connected with one end of a driving screw, the synchronous belt is connected with the driven pulleys and the driving pulleys, an output shaft of the motor is connected with one end of the driving roller, and the ammeter is electrically connected with a metal rod.
Preferably, the speed adjusting mechanism further comprises a first fixing plate, a transverse moving screw rod, a second fixing plate, a longitudinal moving screw rod and a sliding block, wherein the first fixing plate is located above the U-shaped roller frame, a transverse moving chute is formed in the bottom surface of the first fixing plate, the second fixing plate is located on one side of the U-shaped roller frame, the top of the second fixing plate stretches into the transverse moving chute, the transverse moving screw rod penetrates into the transverse moving chute from one side of the first fixing plate and is in threaded connection with the transverse moving chute and the second fixing plate respectively, the longitudinal moving chute is formed in one side, close to the U-shaped roller frame, of the second fixing plate, and the sliding block is arranged in the longitudinal moving chute and is connected with the U-shaped roller frame, and the longitudinal moving screw rod stretches into the longitudinal moving chute from the bottom of the second fixing plate and is in threaded connection with the second fixing plate and the sliding block respectively.
Preferably, the bottom surface of the U-shaped roller frame is provided with a bearing plate in a downward extending mode, and the motor is arranged on the bearing plate.
Preferably, the cutting driving mechanism further comprises a shaft seat, the shaft seat is arranged on the adjusting back surface and positioned at the upper end and the lower end of the sliding through hole, and the driving screw is rotationally connected with the shaft seat.
Preferably, the sizes of the plurality of driving pulleys are sequentially reduced from top to bottom.
Preferably, the device further comprises an elastic fixing mechanism, wherein the elastic fixing mechanism is arranged on the front side of the experiment and symmetrically arranged by a U-shaped magnet, the elastic fixing mechanism comprises a positioning sleeve, a sliding sleeve and a spring, the positioning sleeve is fixedly arranged on the front side of the experiment, the sliding sleeve is abutted to the outer side wall of the U-shaped magnet, and the spring is connected with the positioning sleeve and the sliding sleeve.
Preferably, the device further comprises a bottom plate and a height adjusting mechanism, wherein the bottom plate is arranged on the bottom surface of the supporting plate and is connected with the supporting plate through the height adjusting mechanism.
Preferably, the height adjusting mechanism comprises a guide cylinder, a guide rod, a threaded cylinder and a lifting screw rod, wherein the guide cylinder and the threaded cylinder are arranged on the adjusting back, the bottom end of the guide rod is connected with the top surface of the bottom plate, the top end of the guide rod extends into the guide cylinder, and the lifting screw rod penetrates through the bottom plate, extends into the threaded cylinder and is in threaded connection with the threaded cylinder.
Preferably, the device further comprises supporting legs, wherein the supporting legs are arranged on the bottom surface of the bottom plate.
Preferably, the motor control device further comprises a controller, wherein the controller is arranged on the back of the adjustment surface and is electrically connected with the motor.
Compared with the prior art, the invention has the beneficial effects that:
The invention provides an electromagnetic environment experiment device which is used for carrying out electromagnetic experiments, after a motor is started, the motor drives a driving screw to rotate through a driving belt pulley, a synchronous belt and a driven belt pulley, a connecting block arranged on the driving screw can convert the rotation motion of the driving screw into linear motion and drive a fixing piece and a metal rod to slide up and down along a sliding through hole, a U-shaped magnet is arranged on the periphery of the sliding through hole, the metal rod can cut a magnetic induction line of a magnetic field generated by the U-shaped magnet when sliding up and down and generate induction current, the generated induction current can be detected through a set ammeter so as to realize the electromagnetic experiments, and the driving belt pulley and the driven belt pulley with different sizes can be adjusted to realize speed adjustment due to the fact that the driving belt pulley is provided with a plurality of sizes, so that the electromagnetic environment experiment device can be suitable for various electromagnetic experiment requirements.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only preferred embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a front view of an electromagnetic environment experimental apparatus according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic diagram of a rear view of an electromagnetic environment experimental apparatus according to the present invention;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is an enlarged view at C in FIG. 3;
In the figure, 1 is a supporting plate, 2 is a U-shaped magnet, 3 is an ammeter, 4 is a locating sleeve, 5 is a sliding sleeve, 6 is a spring, 7 is a sliding through hole, 8 is a fixing plate, 9 is a metal rod, 10 is a shaft seat, 11 is a driving screw, 12 is a connecting block, 13 is a driven pulley, 14 is a U-shaped roller frame, 15 is a driving roller, 16 is a driving pulley, 17 is a synchronous belt, 18 is a motor, 19 is a first fixed plate, 20 is a transverse sliding chute, 21 is a transverse sliding screw, 22 is a second fixed plate, 23 is a longitudinal sliding chute, 24 is a longitudinal sliding screw, 25 is a sliding block, 26 is a bottom plate, 27 is a guide cylinder, 28 is a guide rod, 29 is a threaded cylinder, 30 is a lifting screw, 31 is a controller, 32 is an experiment front surface, 33 is an adjusting back surface, 34 is a bearing plate, and 35 is a supporting leg.
Detailed Description
For a better understanding of the technical content of the present invention, a specific example is provided below, and the present invention is further described with reference to the accompanying drawings.
Referring to fig. 1 to 5, the electromagnetic environment experimental device provided by the invention comprises a supporting plate 1, a U-shaped magnet 2, an ammeter 3, a fixing piece 8, a metal rod 9, a cutting driving mechanism and a speed adjusting mechanism, wherein the supporting plate 1 comprises an experimental front surface 32 and an adjusting back surface 33, a sliding through hole 7 is formed in the supporting plate, the U-shaped magnet 2 is arranged on the experimental front surface 32 and surrounds the outer side of the sliding through hole 7, and the ammeter 3 is arranged on the experimental front surface 32; the cutting driving mechanism is arranged on the adjusting back 33 and comprises a driving screw 11 and a connecting block 12, the driving screw 11 is positioned on one side of the sliding through hole 7, the connecting block 12 is arranged on the driving screw 11 and is in threaded connection with the driving screw 11, the fixing piece 8 is connected with the connecting block 12, one end of the metal rod 9 is connected with the fixing piece 8, and the other end of the metal rod penetrates through the sliding through hole 7 to extend in a direction far away from the adjusting back 33; the speed adjusting mechanism is arranged on the adjusting back 33 and comprises a driven pulley 13, a U-shaped roller frame 14, a driving roller 15, a motor 18, a synchronous belt 17 and a plurality of driving pulleys 16 with different sizes, wherein the U-shaped roller frame 14 is arranged on the adjusting back 33, the driving roller 15 is rotatably arranged on the U-shaped roller frame 14, the driving pulleys 16 are sleeved on the driving roller 15, the driven pulley 13 is connected with one end of a driving screw 11, the synchronous belt 17 is connected with the driven pulley 13 and the driving pulleys 16, an output shaft of the motor 18 is connected with one end of the driving roller 15, and the ammeter 3 is electrically connected with the metal rod 9.
The invention relates to an electromagnetic environment experiment device, which is used for carrying out electromagnetic induction experiments, wherein a U-shaped magnet 2 is arranged on an experiment front surface 32 of a supporting plate 1, a sliding through hole 7 is formed in the supporting plate 1, the U-shaped magnet 2 is positioned at the periphery of the sliding through hole 7, a metal rod 9 is arranged in the sliding through hole 7, the metal rod 9 can move up and down along the sliding through hole 7, thereby cutting magnetic induction lines in a magnetic field generated by the U-shaped magnet 2, generating induction current after the magnetic induction lines are cut by the metal rod 9, and acquiring induction current data generated by the metal rod 9 through an ammeter 3, so that the electromagnetic experiments are realized.
For the drive of metal pole 9, set up cutting actuating mechanism at the regulation back 33 of backup pad 1, the one end of metal pole 9 is connected with stationary blade 8, and stationary blade 8 is connected with connecting block 12, and connecting block 12 is the screw thread setting on drive screw 11, and drive screw 11 is located one side of slip opening 7, can drive connecting block 12 and remove in vertical direction through rotating drive screw 11, realizes that metal pole 9 cuts the magnetic induction line in the magnetic field of U type magnet 2.
For the driving of the driving screw 11, the invention is provided with a speed adjusting mechanism, the speed adjusting mechanism can drive the driving screw 11 to rotate, wherein the speed adjusting mechanism drives the driving roller 15 to rotate through the motor 18, the driving belt pulley 16 arranged on the driving roller 15 drives the driven belt pulley 13 on the driving screw 11 to rotate through the synchronous belt 17, thereby realizing the rotation of the driving screw 11, the up-and-down movement of the driving screw 11 can be realized through the forward and reverse rotation of the motor 18, and in order to adapt to different electromagnetic experiment requirements, the driving roller 15 is provided with a plurality of driving belt pulleys 16 with different sizes, and the speed of the rotation of the driving screw 11 can be changed after the synchronous belt 17 is connected with different driving belt pulleys 16, thereby realizing the adjustment of the up-and-down movement speed of the metal rod 9.
Preferably, the speed adjusting mechanism further comprises a first fixing plate 19, a transverse moving screw 21, a second fixing plate 22, a longitudinal moving screw 24 and a sliding block 25, wherein the first fixing plate 19 is located above the U-shaped roller frame 14, the bottom surface of the first fixing plate is provided with the transverse moving chute 20, the second fixing plate 22 is located at one side of the U-shaped roller frame 14, the top of the second fixing plate extends into the transverse moving chute 20, the transverse moving screw 21 penetrates into the transverse moving chute 20 from one side of the first fixing plate 19 and is in threaded connection with the transverse moving chute 20 and the second fixing plate 22 respectively, one side of the second fixing plate 22, which is close to the U-shaped roller frame 14, is provided with the longitudinal moving chute 23, and the sliding block 25 is arranged in the longitudinal moving chute 23 and is connected with the U-shaped roller frame 14, and the longitudinal moving screw 24 extends into the longitudinal moving chute 23 from the bottom of the second fixing plate 22 and is in threaded connection with the second fixing plate 22 and the sliding block 25 respectively.
Before electromagnetic experiments are carried out, different driving pulleys 16 can be replaced, firstly, the transverse moving screw 21 is rotated, the transverse moving screw 21 drives the second fixing plate 22 to slide along the transverse moving sliding groove 20 on the first fixing plate 19, the synchronous belt 17 can be loosened, then, the longitudinal moving screw 24 is rotated, the longitudinal moving screw 24 drives the sliding block 25 to slide downwards along the longitudinal moving sliding groove 23, the U-shaped roller frame 14 slides, therefore, the driving pulleys 16 with proper size can be selected, when the driving pulleys 16 with proper speed ratio are horizontally consistent with the driven pulleys 13, the synchronous belt 17 can be sleeved again, and finally, the transverse moving screw 21 is reversed to tighten the synchronous belt 17, so that in use, the driving pulleys 16 with different sizes and the driven pulleys 13 have different speed ratios, different sliding speeds of driving metal rods 9 can be realized, and different experimental effects can be realized.
Preferably, the bottom surface of the U-shaped roller frame 14 is provided with a bearing plate 34 in a downward extending manner, and the motor 18 is disposed on the bearing plate 34.
The supporting plate 34 can be used for installing the motor 18, and when the driving pulleys 16 are replaced, the U-shaped roller frame 14 can move, and the supporting plate 34 can drive the motor 18 to synchronously move.
Preferably, the cutting driving mechanism further comprises a shaft seat 10, the shaft seat 10 is arranged on the adjusting back 33 and is positioned at the upper end and the lower end of the sliding through hole 7, and the driving screw 11 is rotatably connected with the shaft seat 10.
The shaft seat 10 is provided for connection of the driving screw 11, and when the driving screw 11 rotates along with the driven pulley 13, both ends of the driving screw rotate in the shaft seat 10.
Preferably, a plurality of said driving pulleys 16 decrease in size sequentially from top to bottom.
The drive pulleys 16 may be conveniently selected in a regular arrangement.
Preferably, the device further comprises an elastic fixing mechanism, wherein the elastic fixing mechanism is arranged on the experimental front face 32 and symmetrically arranged by the U-shaped magnet 2, the elastic fixing mechanism comprises a positioning sleeve 4, a sliding sleeve 5 and a spring 6, the positioning sleeve 4 is fixedly arranged on the experimental front face 32, the sliding sleeve 5 is abutted to the outer side wall of the U-shaped magnet 2, and the spring 6 is connected with the positioning sleeve 4 and the sliding sleeve 5.
In order to ensure the accuracy of electromagnetic experiments, the U-shaped magnet 2 needs to be fixed, therefore, the invention is provided with the elastic fixing mechanisms at two sides, the spring 6 can push the sliding sleeve 5 to move towards the U-shaped magnet 2 and be abutted against the side wall of the U-shaped magnet 2 to realize fixation, and the U-shaped magnet 2 with different sizes and magnetic effects can be replaced in the experimental process through the arrangement of the elastic fixing mechanisms so as to adapt to different experiments.
Preferably, the device further comprises a bottom plate 26 and a height adjusting mechanism, wherein the bottom plate 26 is arranged on the bottom surface of the supporting plate 1 and is connected with the supporting plate 1 through the height adjusting mechanism, the height adjusting mechanism comprises a guide cylinder 27, a guide rod 28, a threaded cylinder 29 and a lifting screw 30, the guide cylinder 27 and the threaded cylinder 29 are arranged on an adjusting back 33, the bottom end of the guide rod 28 is connected with the top surface of the bottom plate 26, the top end of the guide rod extends into the guide cylinder 27, and the lifting screw 30 penetrates through the bottom plate 26, extends into the threaded cylinder 29 and is in threaded connection with the threaded cylinder 29.
In order to meet the requirements of different places, the height of the supporting plate 1 is adjustable, the distance between the supporting plate 1 and the bottom plate 26 can be adjusted by the height adjusting mechanism, so that the height of the supporting plate 1 is adjusted, when the height is adjusted, the lifting screw 30 is rotated in the threaded cylinder 29, and the length of the guide rod 28 in the guide cylinder 27 is correspondingly adjusted, so that the height of the supporting plate 1 is adjusted.
Preferably, the support legs 35 are further included, and the support legs 35 are disposed on the bottom surface of the bottom plate 26.
The support legs 35 are arranged in a rectangular array, which ensures the stability of the base plate 26 and the support plate 1.
Preferably, the motor 18 further comprises a controller 31, and the controller 31 is disposed on the adjusting back 33 and is electrically connected with the motor 18.
A control command may be issued to the motor 18 by means of the controller 31 provided to enable the initiation of the electromagnetic experiment.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (10)
1. The electromagnetic environment experiment device is characterized by comprising a supporting plate, a U-shaped magnet, an ammeter, a fixing plate, a metal rod, a cutting driving mechanism and a speed adjusting mechanism, wherein the supporting plate comprises an experiment front surface and an adjusting back surface, a sliding through hole is formed in the supporting plate, the U-shaped magnet is arranged on the experiment front surface and surrounds the outer side of the sliding through hole, and the ammeter is arranged on the experiment front surface; the cutting driving mechanism is arranged on the back of the adjustment, and comprises a driving screw and a connecting block, wherein the driving screw is positioned on one side of the sliding through hole, the connecting block is arranged on the driving screw and is in threaded connection with the driving screw, the fixing piece is connected with the connecting block, one end of the metal rod is connected with the fixing piece, and the other end of the metal rod penetrates through the sliding through hole and extends in the direction away from the back of the adjustment; the speed adjusting mechanism is arranged on the back of the adjusting device and comprises a driven pulley, a U-shaped roller frame, a driving roller, a motor, a synchronous belt and a plurality of driving pulleys with different sizes, wherein the U-shaped roller frame is arranged on the back of the adjusting device, the driving roller is rotatably arranged on the U-shaped roller frame, the driving pulleys are sleeved on the driving roller, the driven pulleys are connected with one end of a driving screw, the synchronous belt is connected with the driven pulleys and the driving pulleys, an output shaft of the motor is connected with one end of the driving roller, and the ammeter is electrically connected with a metal rod.
2. The electromagnetic environment experiment device according to claim 1, wherein the speed adjusting mechanism further comprises a first fixing plate, a traversing screw rod, a second fixing plate, a longitudinally moving screw rod and a sliding block, the first fixing plate is located above the U-shaped roller frame, a traversing chute is formed in the bottom surface of the first fixing plate, the second fixing plate is located on one side of the U-shaped roller frame, the top of the second fixing plate extends into the traversing chute, the traversing screw rod penetrates into the traversing chute from one side of the first fixing plate and is in threaded connection with the traversing chute and the second fixing plate respectively, a longitudinally moving chute is formed in one side, close to the U-shaped roller frame, of the second fixing plate, the sliding block is arranged in the longitudinally moving chute and is connected with the U-shaped roller frame, and the longitudinally moving screw rod extends into the longitudinally moving chute from the bottom of the second fixing plate and is in threaded connection with the second fixing plate and the sliding block respectively.
3. The electromagnetic environment experiment apparatus according to claim 1, wherein the bottom surface of the U-shaped roller frame is provided with a bearing plate in a downward extending manner, and the motor is arranged on the bearing plate.
4. The electromagnetic environment experiment apparatus according to claim 1, wherein the cutting driving mechanism further comprises an axle seat, the axle seat is arranged on the adjusting back surface and is positioned at the upper end and the lower end of the sliding through hole, and the driving screw is rotatably connected with the axle seat.
5. An electromagnetic environment testing apparatus according to claim 1, wherein a plurality of said driving pulleys decrease in size sequentially from top to bottom.
6. The electromagnetic environment experiment device according to claim 1, further comprising an elastic fixing mechanism, wherein the elastic fixing mechanism is arranged on the experiment front face and symmetrically arranged by a U-shaped magnet, the elastic fixing mechanism comprises a positioning sleeve, a sliding sleeve and a spring, the positioning sleeve is fixedly arranged on the experiment front face, the sliding sleeve is abutted to the outer side wall of the U-shaped magnet, and the spring is connected with the positioning sleeve and the sliding sleeve.
7. The electromagnetic environment experiment apparatus according to claim 1, further comprising a bottom plate and a height adjusting mechanism, wherein the bottom plate is disposed on the bottom surface of the support plate and is connected to the support plate through the height adjusting mechanism.
8. The electromagnetic environment experiment apparatus according to claim 7, wherein the height adjusting mechanism comprises a guide cylinder, a guide rod, a screw cylinder and a lifting screw, the guide cylinder and the screw cylinder are arranged on the adjusting back, the bottom end of the guide rod is connected with the top surface of the bottom plate, the top end of the guide rod extends into the guide cylinder, and the lifting screw extends into the screw cylinder through the bottom plate and is in threaded connection with the screw cylinder.
9. The electromagnetic environment experiment apparatus of claim 7, further comprising support legs disposed on the bottom surface of the base plate.
10. The electromagnetic environment experiment apparatus of claim 1, further comprising a controller disposed on the adjustment back and electrically connected to the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111513841.9A CN114187812B (en) | 2021-12-13 | 2021-12-13 | Electromagnetic environment experimental device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111513841.9A CN114187812B (en) | 2021-12-13 | 2021-12-13 | Electromagnetic environment experimental device |
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| Publication Number | Publication Date |
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| CN114187812A CN114187812A (en) | 2022-03-15 |
| CN114187812B true CN114187812B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111513841.9A Active CN114187812B (en) | 2021-12-13 | 2021-12-13 | Electromagnetic environment experimental device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114758568B (en) * | 2022-04-12 | 2022-09-30 | 南通大学 | Magnetic induction wire cutting test device |
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|---|---|---|---|---|
| KR20140078085A (en) * | 2012-12-17 | 2014-06-25 | 김결수 | A Electomagnetic Induction Test teaching Tools for Using Current Deveolping |
| CN204857017U (en) * | 2015-07-27 | 2015-12-09 | 周斡旋 | Physics electromagnetic induction teaching experiment presentation device |
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| CN214377241U (en) * | 2021-04-07 | 2021-10-08 | 陕西工业职业技术学院 | Electromagnetic induction experimental device |
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2021
- 2021-12-13 CN CN202111513841.9A patent/CN114187812B/en active Active
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| KR20140078085A (en) * | 2012-12-17 | 2014-06-25 | 김결수 | A Electomagnetic Induction Test teaching Tools for Using Current Deveolping |
| CN204857017U (en) * | 2015-07-27 | 2015-12-09 | 周斡旋 | Physics electromagnetic induction teaching experiment presentation device |
| CN108898928A (en) * | 2018-08-28 | 2018-11-27 | 常州大学怀德学院 | A kind of Physical Experiment apparatus for demonstrating |
| CN212322501U (en) * | 2020-06-23 | 2021-01-08 | 重庆工程职业技术学院 | Teaching aid for displaying current generated by cutting magnetic induction line |
| CN214377241U (en) * | 2021-04-07 | 2021-10-08 | 陕西工业职业技术学院 | Electromagnetic induction experimental device |
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| Title |
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| 电磁感应演示摆;黄梓航;;发明与创新(中学生);20180410(第Z1期);全文 * |
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