CN109448519B - Magnetic field simulation device for physics experiments - Google Patents
Magnetic field simulation device for physics experiments Download PDFInfo
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- CN109448519B CN109448519B CN201910018458.2A CN201910018458A CN109448519B CN 109448519 B CN109448519 B CN 109448519B CN 201910018458 A CN201910018458 A CN 201910018458A CN 109448519 B CN109448519 B CN 109448519B
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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
Abstract
The invention relates to the technical field of magnetic field simulation, and discloses a magnetic field simulation device for a physical experiment. This magnetic field analogue means for physics experiments, through the unable adjustment base who sets up, and first standing groove, a bearing, the inserted bar, the loading board, first slide rail, the connection base, the second slide rail, the pulley, the backup pad sets up with the cooperation that bears the frame, make the user can rotate and bear the frame in the in-process that uses, thereby make and bear the frame and slide on the second slide rail through the pulley in the backup pad, thereby make and bear the rotation that can steadily bear the frame, thereby make the user bear the frame through the rotation and drive the show board to the people show experimentation of sitting at different angles, thereby make the user also can make the first slide rail on the loading board rotatory at unable adjustment base's top through rotatory loading board.
Description
Technical Field
The invention relates to the technical field of magnetic field simulation, in particular to a magnetic field simulation device for a physical experiment.
Background
Magnetic field analogue means among the contrast prior art, at the in-process that uses, often demonstrate on the plane, will lead to on the class in the physics experiment like this, the observation experimentation that the student can not be fine to just also can not see the wonderful wherein, consequently in order to solve above-mentioned problem, we have proposed a magnetic field analogue means for the physics experiment and have solved the above-mentioned problem of proposing.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the magnetic field simulation device for the physical experiment, which has the advantages of visually displaying the experiment process, conveniently and quickly performing the experiment and the like, and solves the problem that the experiment process cannot be well displayed in the use process of the magnetic field simulation device in the prior art.
(II) technical scheme
In order to achieve the purpose of intuitively displaying the experimental process and conveniently and quickly carrying out the experiment, the invention provides the following technical scheme: a magnetic field simulation device for physical experiments comprises a fixed base, wherein the fixed base comprises a first placing groove, a bearing and an inserting rod, the first placing groove is formed in the upper portion of the fixed base, the outer side of the bearing is clamped with the upper portion of the inner side of the first placing groove, the lower end of the inserting rod is inserted into the inner side of the bearing, the top of the fixed base comprises a bearing plate, a first slide rail, a connecting base, a second slide rail, a pulley, a supporting plate and a bearing frame, the bottom of the first slide rail is overlapped with the top of the fixed base, one side of the bottom of the bearing plate is fixedly connected with the top of the first slide rail, the bottom of the connecting base is inserted into the top of the bearing plate, the bottom of the second slide rail is fixedly connected with one side of the top of the bearing plate, the bottom of the pulley is slidably connected with the bottom of the second slide rail, one side of the bottom of the supporting, the bottom of the bearing frame is fixedly connected with the top of the supporting plate.
The bearing frame comprises a sliding chute, a sliding rod, a display board, a containing groove, a magnetic pointer, a magnetic powder containing box, a guide tube, a pull ring, a second placing groove, a fixing ring, a tension spring, a first clamping groove and a limiting rod, wherein the sliding chute is arranged on one side of the top of the bearing frame, the middle part of the sliding rod is in sliding connection with the inner side of the sliding chute, one side of the top of the display board is fixedly connected with the lower end of the sliding rod, the containing groove is arranged in the middle of the display board, the middle part of the magnetic pointer is spliced with the middle part of the containing groove, one side of the magnetic powder containing box is fixedly connected with one side of the inside of the containing groove, the lower end of the guide tube is spliced with the top of the magnetic powder containing box, one side of the pull ring is fixedly connected with one side of the display board, the second placing groove, one end of extension spring and one side fixed connection of solid fixed ring, first draw-in groove is located the middle part of show board one side and sets up, the bottom of gag lever post and the diapire fixed connection of first draw-in groove, the inboard of first draw-in groove is including placing box, second draw-in groove, block rubber, placing chamber, antiskid cover, magnetic path, passage, place one side overlap joint of box and one side of first draw-in groove, the second draw-in groove is located the one side of placing the box bottom and sets up, the bottom of block rubber and the diapire fixed connection of placing the box, it sets up to place the middle part that the chamber is located the block rubber, the outside of antiskid cover and the inboard fixed connection of placing the chamber, the lower extreme of magnetic path is pegged graft with the inboard of antiskid cover, the lower extreme of passage is pegged graft with the top of.
Preferably, the upper end of the material guide pipe penetrates through the top of the middle part of the bearing frame and extends to the outer side of the bearing frame, and the inner cavity of the material guide pipe is communicated with the inner cavity of the placement box.
Preferably, the anti-skid sleeve and the material guide pipe are positioned on the same central axis, and the inner diameter of the anti-skid sleeve is equal to that of the material guide pipe.
Preferably, the outer diameter of the anti-skid sleeve is equal to the inner diameter of the placing cavity, and the inner cavity of the anti-skid sleeve is communicated with the inner cavity of the placing box.
Preferably, one side of the inner wall of the second clamping groove is inserted into the upper end of the limiting rod.
Preferably, the height of the first clamping groove is equal to the height of the box.
Preferably, the lower extreme of stand pipe runs through the top that the magnetic powder held the box and extends to the inside that the magnetic powder held the box, the inner chamber that the magnetic powder held the box communicates with the inner chamber of stand pipe.
Preferably, the top of the connecting base is fixedly connected with the bottom of the supporting plate, and the bottom of the connecting base penetrates through the top of the bearing plate and extends to the bottom of the bearing plate to be fixedly connected with the upper end of the inserted rod.
Preferably, the pulling force of extension spring is greater than the solid fixed ring and adds the weight of show board.
Compared with the prior art, the invention provides a magnetic field simulation device for physical experiments, which has the following beneficial effects:
1. the magnetic field simulator for the physical experiment enables a user to rotate the bearing frame in the using process through the matching arrangement of the fixed base, the first placing groove, the bearing, the inserted bar, the bearing plate, the first slide rail, the connecting base, the second slide rail, the pulley, the supporting plate and the bearing frame, so that the bearing frame can slide on the second slide rail through the pulley on the supporting plate, the bearing frame can stably rotate, the user can drive the display plate to display the experiment process to people sitting at different angles through rotating the bearing frame, the user can also rotate the first slide rail on the bearing plate at the top of the fixed base through rotating the bearing plate, the bearing plate can stably rotate in the bearing through the inserted bar, and the user can stably drive the bearing frame to display the experiment process to people around through rotating the bearing plate, the problem of the magnetic field analogue means among the prior art can not be fine demonstration experimentation in the in-process of using at present is solved.
2. This magnetic field analogue means for physics experiments, show board through setting up, and the holding tank, the magnetism pointer, the cooperation setting of magnetic holding box and stand pipe, make the magnetic path put into place the box in the back, the magnetism pointer in the holding tank begins to point, thereby carry out the magnetic field demonstration, thereby make the show board can outwards demonstrate magnetic field experimentation through the magnetism pointer, thereby make the magnetic that holds in the magnetic box in the holding tank can upwards attract along the stand pipe, thereby make the magnetic form the black line, thereby make the show board can outwards demonstrate magnetic field experimentation through the magnetic, thereby magnetic field experimentation can audio-visually watch, the problem of the demonstration experimentation that the magnetic field analogue means in present prior art can not be fine at the in-process that uses has been solved.
3. This magnetic field analogue means for physics experiments, bear the frame through setting up, and the spout, the slide bar, the cooperation setting of show board and pull ring, make the user can pass through pull ring pulling show board at the in-process that uses, thereby make the show board slide in the spout through the slide bar, thereby make the show board can pass through the slide bar in the spout to the outside pulling that bears the frame, thereby make the user can adjust the distance of show board apart from the magnetic path through the pulling, thereby magnetic field variation process when the magnetic path is kept away from gradually to magnetism pointer and magnetic demonstration in the show board, thereby effectively make the experimentation can audio-visually watch, the problem of the demonstration experimentation that the magnetic field analogue means among the prior art can not be fine at the in-process that uses at present has been solved.
4. This magnetic field analogue means for physics experiments, through the solid fixed ring that sets up, and the extension spring, first draw-in groove, the gag lever post, place the cooperation setting of box and second draw-in groove, make the show board pull open the back to both sides through the pull ring, it can be along the downward landing in space between two show boards to place the box, thereby make the second draw-in groove of placing the bottom of the box contact behind the gag lever post, make the user loosen the pull ring, thereby make two show boards through the solid fixed ring in extension spring pulling second standing groove, thereby make solid fixed ring pulling show board, thereby make the gag lever post card in the first draw-in groove go into in the second draw-in groove, thereby make first draw-in groove card in the outside of placing the box, thereby effectively make placing that the box can be stable place between the show board, the problem of the show experimentation that the magnetic field analogue means among the prior art can not be.
5. This magnetic field analogue means for physics experiments, through placing box and the rubber block that sets up, place the chamber, anti-skidding cover, the cooperation setting of magnetic path and passage, make the user can place the box through the passage is slided into with the magnetic path guide in the in-process that uses, thereby make the slide in place the box in the magnetic path can slide into the chamber of placing of rubber block, thereby make the anti-skidding cover of placing in the chamber can overlap the magnetic path jail, thereby make the user can not the roll-off at the in-process magnetic path of show, make the user can not drop at the in-process magnetic path of transport, thereby make going on that magnetic field simulation experiment can be stable, the problem of the in-process demonstration experimentation that the magnetic field analogue means among the prior art was not fine at the in-process that uses has been solved.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is an enlarged view of the point A in FIG. 1;
FIG. 4 is an enlarged view of the invention at B in FIG. 1.
Wherein: the magnetic powder storage device comprises a fixed base 1, a first placing groove 2, a bearing 3, an inserting rod 4, a bearing plate 5, a first sliding rail 6, a connecting base 7, a second sliding rail 8, a pulley 9, a supporting plate 10, a bearing frame 11, a sliding chute 12, a sliding rod 13, a display plate 14, a containing groove 15, a magnetic pointer 16, a magnetic powder containing box 17, a guide pipe 18, a pull ring 19, a second placing groove 20, a fixing ring 21, a tension spring 22, a first clamping groove 23, a limiting rod 24, a containing box 25, a second clamping groove 26, a rubber block 27, a containing cavity 28, an anti-skid sleeve 29, a magnetic block 30 and a guide pipe 31.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, a magnetic field simulator for physical experiments comprises a fixed base 1, the fixed base 1 comprises a first placing groove 2, a bearing 3 and an inserting rod 4, the first placing groove 2 is arranged on the upper portion of the fixed base 1, the outer side of the bearing 3 is clamped with the upper portion of the inner side of the first placing groove 2, the lower end of the inserting rod 4 is inserted into the inner side of the bearing 3, the top of the fixed base 1 comprises a bearing plate 5, a first slide rail 6, a connecting base 7, a second slide rail 8, a pulley 9, a supporting plate 10 and a bearing frame 11, the bottom of the first slide rail 6 is overlapped with the top of the fixed base 1, one side of the bottom of the bearing plate 5 is fixedly connected with the top of the first slide rail 6, the bottom of the connecting base 7 is inserted into the top of the bearing plate 5, the bottom of the second slide rail 8 is fixedly connected with one side of the top of the bearing plate 5, the bottom of the pulley, one side of backup pad 10 bottom and one side fixed connection at pulley 9 top are connected the top of base 7 and the bottom fixed connection of backup pad 10, and the bottom of connecting base 7 runs through the top of loading board 5 and extends to the bottom of loading board 5 and the upper end fixed connection of inserted bar 4 to make and connect base 7 and can rotate in bearing 3 through inserted bar 4, bear the bottom of 11 and the top fixed connection of backup pad 10.
The bearing frame 11 comprises a chute 12, a sliding rod 13, a display board 14, an accommodating groove 15, a magnetic pointer 16, a magnetic powder containing box 17, a guide pipe 18, a pull ring 19, a second placing groove 20, a fixing ring 21, a tension spring 22, a first clamping groove 23 and a limiting rod 24, wherein the chute 12 is arranged on one side of the top of the bearing frame 11, the middle part of the sliding rod 13 is in sliding connection with the inner side of the chute 12, one side of the top of the display board 14 is fixedly connected with the lower end of the sliding rod 13, the accommodating groove 15 is arranged in the middle of the display board 14, the middle part of the magnetic pointer 16 is inserted into the middle part of the accommodating groove 15, one side of the magnetic powder containing box 17 is fixedly connected with one side of the inside of the accommodating groove 15, the lower end of the guide pipe 18 is inserted into the top of the magnetic powder containing box 17, the lower end of the guide pipe 18 penetrates through the top of the, thereby enabling the magnetic powder in the magnetic powder containing box 17 to move along the guide tube 18, one side of the pull ring 19 is fixedly connected with one side of the display board 14, one side of the second placing groove 20 positioned at the lower part of the display board 14 is opened, one side of the fixing ring 21 is fixedly connected with the inner side of the second placing groove 20, one end of the tension spring 22 is fixedly connected with one side of the fixing ring 21, the tension force of the tension spring 22 is greater than the weight of the fixing ring 21 plus the display board 14, thereby enabling the tension spring 22 to pull the display board 14, the middle part of the first clamping groove 23 positioned at one side of the display board 14 is opened, the bottom of the limiting rod 24 is fixedly connected with the bottom wall of the first clamping groove 23, the inner side of the first clamping groove 23 comprises a placing box 25, a second clamping groove 26, a rubber block 27, a placing cavity 28, an anti-skid sleeve 29, a magnetic block 30 and a material guide tube 31, one side of the placing box 25 is lapped with, so that the first clamping groove 23 can clamp the placing box 25, one side of the second clamping groove 26, which is positioned at the bottom of the placing box 25, is provided, one side of the inner wall of the second clamping groove 26 is inserted with the upper end of the limiting rod 24, so that the second clamping groove 26 can be clamped on the limiting rod 24, the bottom of the rubber block 27 is fixedly connected with the bottom wall of the placing box 25, the placing cavity 28, which is positioned at the middle of the rubber block 27, the outer side of the anti-slip sleeve 29 is fixedly connected with the inner side of the placing cavity 28, the outer diameter of the anti-slip sleeve 29 is equal to the inner diameter of the placing cavity 28, the inner cavity of the anti-slip sleeve 29 is communicated with the inner cavity of the placing box 25, the lower end of the magnetic block 30 is inserted with the inner side of the anti-slip sleeve 29, the lower end of the material guiding pipe 31 is inserted with the top of the placing box 25, the upper end of the material guiding pipe 31 penetrates through the top of the middle part, the inner diameter of the slip-proof sleeve 29 is equal to the inner diameter of the material guide tube 31 so that the magnetic block 30 can slide into the slip sleeve 9 through the material guide tube 31.
When the magnetic block placing box is used, after the display boards 14 are pulled open towards two sides through the pull rings 19, the placing box 25 can slide downwards along a gap between the two display boards 14, so that after the second clamping grooves 26 at the bottoms of the placing box 25 contact the limiting rods 24, a user releases the pull rings 19, so that the two display boards 14 pull the fixing rings 21 in the second placing grooves 20 through the pull springs 22, so that the fixing rings 21 pull the display boards 14, so that the limiting rods 24 in the first clamping grooves 23 are clamped in the second clamping grooves 26, so that the first clamping grooves 23 are clamped at the outer sides of the placing box 25, so that the placing box 25 can be stably placed between the display boards 14, the user can slide the magnetic blocks 30 into the placing box 25 through the material guide pipes 31 in the using process, so that the magnetic blocks 30 sliding into the placing cavities 28 of the rubber blocks 27, so that the anti-slip sleeves 29 in the placing cavities 28 can firmly sleeve the magnetic blocks 30, so that the magnetic block 30 can not slide out in the process of exhibition by a user, the magnetic block 30 can not fall off in the process of carrying by the user, a magnetic field simulation experiment can be stably carried out, after the magnetic block 30 is placed in the placing box 25, the magnetic pointer 16 in the accommodating groove 15 begins to point, so that the magnetic field demonstration is carried out, so that the magnetic field experiment process can be exhibited outwards by the exhibiting plate 14 through the magnetic pointer 16, the magnetic powder in the magnetic powder accommodating box 17 in the accommodating groove 15 can be upwards attracted along the guide pipe 18, so that the magnetic powder forms a black line, the magnetic field experiment process can be exhibited outwards by the magnetic powder by the exhibiting plate 14, so that the magnetic field experiment process can be visually observed, the exhibiting plate 14 can be pulled by the pull ring 19 in the using process by the user, the exhibiting plate 14 can slide in the sliding groove 12 through the sliding rod 13, so that the exhibiting plate 14 can be pulled outwards by the sliding rod bearing frame 11 in, thereby enabling a user to adjust the distance between the display board 14 and the magnetic block 30 by pulling the display board 14, enabling the magnetic pointer 16 and the magnetic powder in the display board 14 to demonstrate the magnetic field change process when the magnetic pointer and the magnetic powder are gradually far away from the magnetic block 30, enabling the experimental process to be visually observed, enabling the user to rotate the bearing frame 11 during the use process, enabling the bearing frame 11 to slide on the second slide rail 8 through the pulley 9 on the supporting plate 10, enabling the bearing frame 11 to stably rotate, enabling the user to drive the display board 14 to demonstrate the experimental process to people sitting at different angles by rotating the bearing frame 11, enabling the user to also enable the first slide rail 6 on the bearing plate 5 to rotate at the top of the fixed base 1 by rotating the bearing plate 5, and enabling the bearing plate 5 to stably rotate in the bearing 3 through the inserted bar 4, thereby make the user can bear 11 to people show the experimentation through the stable drive of rotatory loading board 5, solved the problem that the in-process that the magnetic field analogue means among the prior art used can not be fine show experimentation around.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A magnetic field simulation device for physical experiments comprises a fixed base (1), wherein the fixed base (1) comprises a first placing groove (2), a bearing (3) and an inserting rod (4), the first placing groove (2) is arranged on the upper portion of the fixed base (1), the outer side of the bearing (3) is clamped with the upper portion of the inner side of the first placing groove (2), the lower end of the inserting rod (4) is inserted into the inner side of the bearing (3), the top of the fixed base (1) comprises a bearing plate (5), a first sliding rail (6), a connecting base (7), a second sliding rail (8), a pulley (9), a supporting plate (10) and a bearing frame (11), the bottom of the first sliding rail (6) is overlapped with the top of the fixed base (1), one side of the bottom of the bearing plate (5) is fixedly connected with the top of the first sliding rail (6), and the bottom of the connecting base (7) is inserted into the top of the bearing plate (5), the bottom of the second sliding rail (8) is fixedly connected with one side of the top of the bearing plate (5), the bottom of the pulley (9) is slidably connected with the bottom of the second sliding rail (8), one side of the bottom of the supporting plate (10) is fixedly connected with one side of the top of the pulley (9), and the bottom of the bearing frame (11) is fixedly connected with the top of the supporting plate (10);
the magnetic particle display frame is characterized in that the bearing frame (11) comprises a sliding groove (12), a sliding rod (13), a display board (14), an accommodating groove (15), a magnetic pointer (16), a magnetic particle containing box (17), a guide tube (18), a pull ring (19), a second placing groove (20), a fixing ring (21), a tension spring (22), a first clamping groove (23) and a limiting rod (24), wherein the sliding groove (12) is formed in one side of the top of the bearing frame (11), the middle of the sliding rod (13) is connected with the inner side of the sliding groove (12) in a sliding mode, one side of the top of the display board (14) is fixedly connected with the lower end of the sliding rod (13), the accommodating groove (15) is formed in the middle of the display board (14), the middle of the magnetic pointer (16) is connected with the middle of the accommodating groove (15) in an inserting mode, one side of the magnetic particle containing box (17) is fixedly connected with one side of the inside of the accommodating groove (, one side of the pull ring (19) is fixedly connected with one side of the display board (14), the second placing groove (20) is arranged at one side of the lower portion of the display board (14), one side of the fixing ring (21) is fixedly connected with the inner side of the second placing groove (20), one end of the tension spring (22) is fixedly connected with one side of the fixing ring (21), the first clamping groove (23) is arranged at the middle portion of one side of the display board (14), the bottom of the limiting rod (24) is fixedly connected with the bottom wall of the first clamping groove (23), the inner side of the first clamping groove (23) comprises a placing box (25), a second clamping groove (26), a rubber block (27), a placing cavity (28), an anti-skidding sleeve (29), a magnetic block (30) and a material guide pipe (31), one side of the placing box (25) is in lap joint with one side of the first clamping groove (23), and the second clamping groove (26) is arranged at one side of the bottom of the placing box (25), the bottom of the rubber block (27) is fixedly connected with the bottom wall of the placing box (25), the middle of the placing cavity (28) located on the rubber block (27) is formed, the outer side of the anti-skidding sleeve (29) is fixedly connected with the inner side of the placing cavity (28), the lower end of the magnetic block (30) is connected with the inner side of the anti-skidding sleeve (29) in an inserted mode, and the lower end of the material guide pipe (31) is connected with the top of the placing box (25) in an inserted mode.
2. The magnetic field simulator for physics experiments of claim 1, wherein: the upper end of the material guide pipe (31) penetrates through the top of the middle part of the bearing frame (11) and extends to the outer side of the bearing frame (11), and the inner cavity of the material guide pipe (31) is communicated with the inner cavity of the placing box (25).
3. The magnetic field simulator for physics experiments of claim 1, wherein: the anti-skidding sleeve (29) and the material guide pipe (31) are positioned on the same central axis, and the inner diameter of the anti-skidding sleeve (29) is equal to that of the material guide pipe (31).
4. The magnetic field simulator for physics experiments of claim 1, wherein: the outer diameter of the anti-skid sleeve (29) is equal to the inner diameter of the placing cavity (28), and the inner cavity of the anti-skid sleeve (29) is communicated with the inner cavity of the placing box (25).
5. The magnetic field simulator for physics experiments of claim 1, wherein: one side of the inner wall of the second clamping groove (26) is inserted into the upper end of the limiting rod (24).
6. The magnetic field simulator for physics experiments of claim 1, wherein: the height of the first clamping groove (23) is equal to that of the placing box (25).
7. The magnetic field simulator for physics experiments of claim 1, wherein: the lower end of the guide tube (18) penetrates through the top of the magnetic powder containing box (17) and extends to the inside of the magnetic powder containing box (17), and the inner cavity of the magnetic powder containing box (17) is communicated with the inner cavity of the guide tube (18).
8. The magnetic field simulator for physics experiments of claim 1, wherein: the top of the connecting base (7) is fixedly connected with the bottom of the supporting plate (10), and the bottom of the connecting base (7) penetrates through the top of the bearing plate (5) and extends to the bottom of the bearing plate (5) to be fixedly connected with the upper end of the inserted rod (4).
9. The magnetic field simulator for physics experiments of claim 1, wherein: the pulling force of the tension spring (22) is greater than the weight of the fixing ring (21) and the display board (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910018458.2A CN109448519B (en) | 2019-01-09 | 2019-01-09 | Magnetic field simulation device for physics experiments |
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| CN201910018458.2A CN109448519B (en) | 2019-01-09 | 2019-01-09 | Magnetic field simulation device for physics experiments |
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| CN109448519B true CN109448519B (en) | 2020-11-06 |
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| CN110675713A (en) * | 2019-10-16 | 2020-01-10 | 商洛学院 | Electromagnetic field three-dimensional simulation device for college physics experiments |
| CN113409663B (en) * | 2021-07-01 | 2023-02-07 | 方昶朔 | Omnibearing magnetic field display device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3424368A1 (en) * | 1984-07-03 | 1985-05-23 | Kunibert 3531 Borgentreich Hambach | Devices which explain the known growth cycle of material in space which is controlled by rotating celestial bodies with the aid of magnetic shear forces that are generated, radiated and fed back |
| CN2243105Y (en) * | 1995-07-28 | 1996-12-18 | 钟希泉 | Stereo magnetic field researching plate |
| US8073094B2 (en) * | 2007-10-24 | 2011-12-06 | Nassim Haramein | Device and method for simulation of magnetohydrodynamics |
| CN100550082C (en) * | 2008-06-11 | 2009-10-14 | 许鸿滨 | Geomagnetism self-counteracting ampere rule demonstration device |
| KR20140078085A (en) * | 2012-12-17 | 2014-06-25 | 김결수 | A Electomagnetic Induction Test teaching Tools for Using Current Deveolping |
| CN204791718U (en) * | 2015-07-09 | 2015-11-18 | 江苏华明科教设备有限公司 | Magnetic line of force demonstration appearance |
| CN204990943U (en) * | 2015-09-26 | 2016-01-20 | 陈冬科 | Space stereo magnetic line of force presentation device |
| CN206148030U (en) * | 2016-08-29 | 2017-05-03 | 杨帆 | High school physics magnetic line of force analogue means |
| CN206584633U (en) * | 2016-10-30 | 2017-10-24 | 金宗营 | A kind of three-dimensional magnetic line of force demonstrator |
| CN206524083U (en) * | 2017-02-16 | 2017-09-26 | 郭春景 | A kind of physics laboratory's magnetic field simulation device |
| CN108172084A (en) * | 2018-01-26 | 2018-06-15 | 田嘉楠 | Student's magnetic force experimental provision |
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