CN112233534B - Solar system astronomical teaching aid device based on magnetic suspension - Google Patents
Solar system astronomical teaching aid device based on magnetic suspension Download PDFInfo
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- CN112233534B CN112233534B CN202011231116.8A CN202011231116A CN112233534B CN 112233534 B CN112233534 B CN 112233534B CN 202011231116 A CN202011231116 A CN 202011231116A CN 112233534 B CN112233534 B CN 112233534B
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- 239000000725 suspension Substances 0.000 title claims abstract description 104
- 238000004804 winding Methods 0.000 claims description 30
- 230000005611 electricity Effects 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 6
- 238000005339 levitation Methods 0.000 description 18
- 239000008188 pellet Substances 0.000 description 15
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
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- 238000006073 displacement reaction Methods 0.000 description 2
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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
- G09B27/00—Planetaria; Globes
- G09B27/02—Tellurions; Orreries
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Abstract
The invention discloses a solar astronomical teaching aid device based on magnetic suspension. The planetary model running structure comprises a supporting seat, a round table, a plurality of planetary model running structures, a plurality of magnetic suspension bases, a small ball and a suspension magnet, wherein the supporting seat is fixedly connected with the circle center of the round table, one of the magnetic suspension bases is fixed on the supporting seat and is close to one end of the round table, the other magnetic suspension bases are positioned in the planetary model running structure, the magnetic suspension bases correspond to the small ball with the same number, the suspension magnet is arranged in the small ball, the same pole as the magnetic suspension bases is opposite to the magnetic suspension bases, the small ball is suspended above the center of the magnetic suspension bases, the magnetic suspension bases are positioned below the round table, the small ball is positioned above the round table, and the planetary model running structure performs circular motion around the axis of the supporting seat. The invention simulates the rotation of the eight planets in the solar system and rotates around the sun through the magnetic suspension technology, and the popularization in teaching practice can not only make the teaching process clearer and more vivid, but also promote the magnetic suspension technology.
Description
Technical Field
The invention relates to the technical field of magnetic suspension, in particular to a solar astronomical teaching aid device based on magnetic suspension.
Background
The magnetic suspension system is composed of a rotor, a sensor, a controller and an actuator 4, wherein the actuator comprises an electromagnet and a power amplifier. Assuming that the rotor is disturbed downwards in the reference position, it deviates from the reference position, where the sensor detects a displacement of the rotor from the reference point, the microprocessor as a controller converts the detected displacement into a control signal, and the power amplifier converts this control signal into a control current, which generates a magnetic force in the actuating magnet, thereby driving the rotor back to the original equilibrium position. Thus, the rotor is always in a stable equilibrium state regardless of whether the rotor is disturbed downward or upward. The magnetic levitation technology is a relatively mature technology in the current levitation technology. Human awareness of the solar system can be roughly divided into five phases: the space and the earth theory, the Japanese theory and the universe are infinitely variable in relativity theory and space time. Although people know the solar system comprehensively and objectively at present, most people do not know the whole solar system operation, the production of related teaching products is very narrow, the teaching products cannot be an organic whole, even most demands need to collect data for production by themselves, and the satisfaction degree of the return rate of the related products is low.
Disclosure of Invention
The invention aims to provide a solar astronomical teaching aid device based on magnetic suspension, which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: solar system astronomical teaching aid device based on magnetic suspension. The device comprises a supporting seat, a round table, a plurality of planetary model running structures, a plurality of magnetic suspension bases, a small ball and a suspension magnet, wherein the supporting seat is fixedly connected with the circle center position of the round table, one of the plurality of magnetic suspension bases is fixed on one end of the supporting seat, which is close to the round table, the other plurality of magnetic suspension bases are positioned in the planetary model running structures, the plurality of magnetic suspension bases correspond to the small ball with the same quantity, the suspension magnet is arranged in the small ball, the suspension magnet is homopolar opposite to the magnetic suspension bases, the small ball is suspended above the center position of the magnetic suspension bases, the magnetic suspension bases are positioned below the round table, the small ball is positioned above the round table, the planetary model running structure performs circular motion around the axis of the supporting seat, the small ball at the center of the round table floats by providing buoyancy on the supporting seat, and the small ball simulates the sun; the pellets on the planet model running structure simulate a planet.
Further, the planet model operation structure comprises a magnetic suspension base, wheels, a chassis, a battery, coil magnets and a controlled system, wherein the wheels are fixed on the periphery of the chassis, the magnetic suspension base is fixedly connected to the chassis, the battery is fixed on the chassis, the controlled system is electrically connected with the battery, the controlled system is fixed on the chassis, a battery groove is formed in the chassis, the battery is arranged in the battery groove, the coil magnets are fixed on the chassis of the trolley, the magnetic suspension base on the planet model operation structure enables the small balls to float and move along with the trolley, the small balls simulate the planet in a solar system, the controlled system arranged on the trolley controls the trolley to do circular motion along the axis of the supporting seat, the small balls can do circular motion along the small balls in the middle of the circular table, so that the planet can do circular motion around the sun, the coil magnets are arranged on one side of the chassis, the coil magnets are the same with one ends of the magnetic poles close to the suspension magnets, the coil magnets can enable one side of the suspension magnets to form an included angle with the horizontal position, the included angle can represent the plane of the planet to be identical with the plane of the planet, and the plane can represent the plane of the planet to more true revolution and the plane of the planet is the plane.
Further, the magnetic suspension base includes the base, the coil, hall high sensor, hall position sensor, ring magnet fixes on the base, four coils are placed to ring position symmetry all around in the middle of the ring magnet, four coil intermediate positions are equipped with hall high sensor and hall position sensor, the coil all with hall high sensor and hall position sensor electricity are connected, and hall high sensor and hall position sensor can the real-time supervision pellet's position, if the pellet position takes place the skew, hall high sensor and hall position sensor change coil magnetic force size through control coil current size, draw back initial position with the pellet, have guaranteed that the pellet can not drop.
Further, the small ball is provided with a self-rotation structure, the self-rotation structure comprises a rotating shaft, a first magnet, a second magnet, a first gear, a second gear, a wire winding, an electric brush, a fixed power supply and a switch component, the small ball is of a hollow structure, the rotating shaft, the first magnet, the second magnet, the first gear, the second gear, the wire winding, the electric brush and the fixed power supply component are all arranged inside the small ball, two ends of the rotating shaft are rotationally connected with the small ball, the axis of the rotating shaft is perpendicular to the diameter of the cross section of the suspension magnet, the axis of the rotating shaft is intersected with the center of the cross section of the suspension magnet, the first gear is fixedly sleeved at the midpoint position of the length direction of the rotating shaft, the second gear is meshed with the first gear, the first magnet and the second magnet are fixed on the inner wall of the upper hemisphere of the small ball, the first magnet and the second magnet are symmetrically arranged by taking the axis of the rotating shaft as a symmetrical axis, one side of the first magnet, which is close to the second magnet, is opposite in magnetic pole, the outer circular side of the suspension magnet is fixedly connected with the inner surface of the small ball, the suspension magnet is of a circular ring structure, the inner circular surface of the suspension magnet is provided with gear teeth, the second gear is meshed with the gear teeth, a wire winding is fixed on the rotating shaft, the axis of the wire winding is perpendicular to and intersected with the axis of the rotating shaft, the wire winding is positioned at the connecting position of the first magnet and the second magnet, wires at two ends of the wire winding are in contact with the electric brushes, the electric brushes are electrically connected with the fixed power supply, a switch is arranged on a loop formed by the power supply and the wire winding, the switch is arranged on the surface of the small ball, after the switch is communicated with a circuit, the wire winding is electrified, because the first gear and the second gear are arranged between the suspension magnet and the rotating shaft, the rotation directions of the suspension magnet and the small ball are opposite, the rotating shaft is driven to rotate by the electrified wire winding, and the small ball is driven to reversely rotate by the suspension magnet through the gears by the rotating shaft, so that the planetary rotation in the solar system is simulated.
Further, the ball with pivot contact position is equipped with the recess, the pivot with the ball is the bearing connection, the outer lane of bearing is fixed in the recess, the fixed cover of bearing inner race is established in the pivot, set up the bearing and can reduce the frictional force between pivot and the ball, increase the life of ball and pivot.
Compared with the prior art, the invention has the following beneficial effects: the invention simulates the rotation of the eight planets in the solar system and rotates around the sun through the magnetic suspension technology, and the popularization in teaching practice not only can make the teaching process clearer and more vivid, but also can promote the magnetic suspension technology, expand the magnetic suspension market, enable the magnetic suspension to walk into the life of people, and realize the value of the magnetic suspension technology. And the magnetic suspension teaching aid system is mixed with a plurality of disciplines, so that students can be stimulated to pay attention to life to the greatest extent, and the scientific interests are loved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic diagram of the front view of the present invention;
FIG. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic diagram of the planetary model operation structure of the present invention;
FIG. 4 is a schematic top view of a magnetic levitation base of the present invention;
FIG. 5 is a schematic front view of a pellet structure of the present invention;
FIG. 6 is a schematic diagram of the gear fit in the ball of the present invention;
in the figure: 1-a supporting seat; 2 round bench; 3, a planetary model running structure; 31-wheels; 32-chassis; 321-battery slots; 33-battery; 34-coil magnets; 35-a controlled system; 4-a magnetic suspension base; 41-a base; 42-coil; 43-hall height sensor; 44-hall position sensor; 45-ring magnet; 5-pellets; 50-rotating shaft; 51-magnet number one; 52-magnet number two; 53-gear number one; 54-gear II; 55-wire windings; 56-brushes; 57-fixed power supply; 58-switch; 59-groove; 591-a bearing; 6-a suspension magnet; 61-gear teeth.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides the following technical solutions: solar system astronomical teaching aid device based on magnetic suspension. The device comprises a supporting seat 1, a round table 2, a plurality of planet model running structures 3, a plurality of magnetic suspension bases 4, small balls 5 and a suspension magnet 6, wherein the supporting seat 1 is fixedly connected with the circle center position of the round table 2, one of the plurality of magnetic suspension bases 4 is fixed at one end, close to the round table 2, of the supporting seat 1, the other plurality of magnetic suspension bases 4 are positioned in the planet model running structures 3, the plurality of magnetic suspension bases 4 correspond to the small balls 5 with the same number, the small balls 5 are internally provided with the suspension magnet 6, the suspension magnet 6 is homopolar opposite to the magnetic suspension bases 4, the small balls 5 are suspended above the central position of the magnetic suspension bases 4, the magnetic suspension bases 4 are positioned below the round table 2, the small balls 5 are positioned above the round table 2, the planet model running structures 3 do circular motion around the axis of the supporting seat 1, the small balls 5 at the center of the round table provide buoyancy, and the small balls 5 at the center of the round table can be used for simulating the sun; the pellets 5 on the planetary model running structure 3 simulate a planet. The planetary model running structure 3 comprises a magnetic suspension base 4, wheels 31, a chassis 32, a battery 33, a coil magnet 34 and a controlled system 35, wherein the wheels 31 are fixed on the periphery of the chassis 32, the chassis 32 is fixedly connected with the magnetic suspension base 4, the battery is fixed on the chassis 32, the controlled system 35 is electrically connected with the battery 33, the controlled system 35 is fixed on the chassis 32, a battery groove 321 is arranged on the chassis 32, the battery 33 is arranged in the battery groove 321, the coil magnet 34 is fixed on the chassis 32, the magnetic suspension base 4 on the planetary model running structure 3 enables a small ball 5 to float and move along with the planetary model running structure 3, the small ball 5 is used for simulating a planet in a solar system, the controlled system 35 is arranged on the planetary model running structure 3, the planet model running structure 3 is controlled to do circular motion along the axis of the supporting seat 1, the small ball 5 can do circular motion along the small ball 5 in the middle of the round table 2, so as to represent that the planet moves around the sun, one side of the chassis 32 is provided with a coil magnet 34, one end of the coil magnet 34, which is close to the levitation magnet 6, has the same magnetic pole, the levitation magnet 6 horizontally floats right above the magnetic levitation base 4, after the coil magnet 34 is electrified, the coil magnet 34 can apply an upward force to the levitation magnet 6, the coil magnet 34 can enable one side of the levitation magnet 6 to generate an included angle with the horizontal position, the included angle can represent the included angle between the equatorial plane of the planet and the revolution plane of the planet, namely the yellow path plane, the included angles between the equatorial plane of the planet and the yellow path plane are different, the current of the coil magnet 34 can be controlled, the operation process of the solar system planet is more truly presented. The magnetic suspension base 4 comprises a base 41, a coil 42, a Hall height sensor 43, a Hall position sensor 44 and a ring magnet 45, wherein the ring magnet 45 is fixed on the base 41, four coils 42 are symmetrically arranged around the middle of the ring magnet 45, the Hall height sensor 43 and the Hall position sensor 44 are arranged in the middle of the four coils 42, the coils 42 are electrically connected with the Hall height sensor 43 and the Hall position sensor 44, the Hall height sensor 43 and the Hall position sensor 44 can monitor the position of the small ball 5 in real time, if the position of the small ball 5 is deviated, the Hall height sensor 43 and the Hall position sensor 44 change the magnetic force of the coil 42 by controlling the current of the coil 42, if the small ball 5 is deviated rightward in the running process, at this time, the hall position sensor 44 controls the right two coils 42 to increase the current, the magnetic force thereof will correspondingly increase, the ball 5 is pushed back to the position before the offset, any offset in the horizontal direction pulls the ball 5 back to the initial position by the method, it is ensured that the ball 5 will not offset in the horizontal direction, if the ball 5 is offset downwards, the hall position sensor 43 controls the four coils 42 to increase the current simultaneously, the magnetic force of the coils 42 is increased, the same poles of the coils 42 are opposite to the levitation magnet 6, the repulsive force is increased, the ball 5 is pushed back to the initial position, if the ball 5 is offset upwards, the hall position sensor 43 controls the four coils 42 to reduce the current simultaneously, the ball 5 falls down by gravity by itself until the ball 5 is balanced again, the coil 42 mainly functions to adjust the position of the ball 5, the ring magnet 45 mainly provides the magnetic force for levitation of the ball 5, therefore, the stable suspension of the pellets 5 on the magnetic suspension base 4 can be achieved by matching the ring magnets 45 with the coils 42 at four positions. The small ball 5 is provided with a self-rotation structure, the self-rotation structure comprises a rotating shaft 50, a first magnet 51, a second magnet 52, a first gear 53, a second gear 54, a wire winding 55, an electric brush 56, a fixed power supply 57 and a switch 58 component, the small ball 5 is of a hollow structure, the rotating shaft 50, the first magnet 51, the second magnet 52, the first gear 53, the second gear 54, the wire winding 55, the electric brush 56 and the fixed power supply 57 component are all arranged in the small ball 5, two ends of the rotating shaft 50 are rotationally connected with the small ball 5, the axis of the rotating shaft 50 is perpendicular to the diameter of the cross section of the suspension magnet 6, the axis of the rotating shaft 50 is intersected with the center of the cross section of the suspension magnet 6, the first gear 53 is fixedly sleeved at the midpoint position of the length direction of the rotating shaft 50, the second gear 54 is meshed with the first gear 53, the first magnet 51 and the second magnet 52 are fixed on the inner wall of the hemisphere on the ball 5, the first magnet 51 and the second magnet 52 are symmetrically placed by taking the axis of the rotating shaft 50 as a symmetrical axis, one side of the first magnet 51 and one side of the second magnet 52, which are close to each other, are attracted to each other, the outer circular side of the suspension magnet 6 is fixedly connected with the inner surface of the ball 5, the suspension magnet 6 is in a circular ring structure, the inner circular surface of the suspension magnet 6 is provided with gear teeth 61, the second gear 54 is meshed with the gear teeth 61, a wire winding 55 is fixed on the rotating shaft 50, the axis of the wire winding 55 is perpendicular to and intersected with the axis of the rotating shaft 50, the wire winding 55 is positioned at the connecting position of the first magnet 51 and the second magnet 52, wires at two ends of the wire winding 55 are contacted with the electric brush 56, the electric brush 56 is electrically connected with the fixed power supply 57, the circuit formed by the fixed power supply 57 and the wire winding 55 is provided with a switch 58, the switch 58 is arranged on the surface of the small ball 5, when the switch 58 is communicated with the circuit, the wire winding 55 is electrified, the wire winding 55 is arranged between the first magnet 51 and the second magnet 52, and the rotation direction of the suspension magnet 6 and the small ball 5 is opposite because the gear 53 and the gear 54 are arranged between the suspension magnet 6 and the rotation shaft 50, at the moment, the electrified wire winding 55 drives the rotation shaft 50 to rotate, and the rotation shaft 50 drives the suspension magnet 6 to drive the small ball 5 to reversely rotate through the gear, so that the planetary rotation in the solar system is simulated. The ball 5 with pivot 50 contact position is equipped with recess 59, pivot 50 with ball 5 is connected by bearing 591, the outer lane of bearing 591 is fixed in recess 59, the fixed cover of bearing 591 inner circle is established on the pivot 50, set up bearing 591 and can reduce the frictional force between pivot 50 and ball 5, increase the life of ball 5 and pivot 50.
The solar system has eight planets, each planet having a different angle between the plane of the yellow track and the equatorial plane, each planet also having a different rotational speed, and each planet rotating around the sun for a different period. Setting eight planetary model operation structures 3 with reference numerals, arranging the eight planetary model operation structures 3 according to the arrangement mode of eight major planets, and setting a controlled system 35 of each planetary model operation structure 3, so that the eight planetary model operation structures 3 can be reduced according to the equal proportion of the eight major planetary operation speed, and the operation orbits of the eight planetary model operation structures 3 are set. According to the eight-large planetary actual size equal proportion reduction, solidWorks software 3D printing is utilized to manufacture the required pellets 5, a rotating shaft 50, a first magnet 51, a second magnet 52, a first gear 53, a second gear 54, a wire winding 55, a brush 56, a fixed power supply 57 and a switch 58 are arranged in each pellet 5 according to the requirements, a magnetic suspension base 4 is arranged on the chassis 32 of each planetary model operation structure 3, the pellets 5 are gently placed right above the magnetic suspension base 4, the coil current on the magnetic suspension base 4 is adjusted, so that each pellet 5 stably floats at a certain height, the coil magnet 34 on the chassis 32 of the planetary model operation structure 3 is adjusted in position, the magnetic pole of one end, close to the pellet 5, of the coil magnet 34 is the same as the magnetic pole of one end, close to the base 4, of the suspension magnet 6 in the pellet 5, and the angle of the coil magnet 34 is adjusted, so that the coil magnet 34 faces one side of the suspension magnet 6. The levitation magnet 6 is in a balanced state, the switch 58 of the coil magnet 34 is turned on, the coil magnet 34 and the levitation magnet 6 repel each other, one side of the levitation magnet 6 can tilt due to the fact that the coil magnet 34 faces one side of the levitation magnet 6, the levitation magnet 6 can suspend right above the magnetic levitation base 4 at a certain inclination angle due to the fact that the Hall height sensor 43 and the Hall position sensor 44 are adjusted, the levitation magnet 6 is arranged inside the small ball 5, the circumference of the levitation magnet 6 is fixedly connected with the inner wall of the small ball 5, the small ball 5 deflects an angle in appearance, the deflection angle of the small ball 5 can be controlled by controlling the magnetic force of the coil magnet 34, and the actual deflection angle of the small ball 5 is set according to the actual deflection angle of the eight-major planet according to reference data. The switch 58 on the surface of the small ball 5 is turned on again, the circuit inside the small ball 5 is communicated, after the small ball 5 is communicated, current passes through the wire winding 55, the wire winding 55 starts to perform cutting magnetic induction line movement, and then starts to drive the rotating shaft 50 to rotate, the first gear 53 is arranged on the rotating shaft 50 and meshed with the second gear 54, the second gear 54 is meshed with the gear teeth 61 on the suspension magnet 6, so that the rotating shaft 50 rotates to drive the suspension magnet 6 to reversely rotate, namely, the small ball 5 is driven to rotate, the rotating speed of the suspension magnet 6 can be controlled by controlling the gear ratio of the first magnet 51 and the second magnet 52, and the rotating speed of each small ball 5 can be simulated by setting the rotating speed of the small ball 5 in equal proportion according to the actual rotating speed of the eight planets. A magnetic suspension base 4 is arranged in the supporting seat 1, the size of the solar model is reduced according to the actual size of the sun and the planet, the solar model is simulated by using the SolidWorks software to print and manufacture a small ball 5 meeting the requirements in a 3D mode, the interior of the small ball 5 of the solar model is the same as that of the small ball 5 of the planet, the actual deflection angle of the revolution of the sun is not reflected in the teaching aid, and only the rotation of the sun is needed, so that the coil magnet 34 is not needed to be arranged on the supporting seat 1 to deflect the sun, and the rest of the sun model is the same as that of the planet model. The support seat 1 is fixed with the round table 2, eight planetary model running structures 3 are placed below the round table 2, the positions are reduced according to the equal proportion of the actual positions of the sun from each planet, the sun model balls 5 are placed at the circle center of the round table 2, the rest balls 5 are placed above the round table 2 in sequence according to the corresponding positions of the planetary model running structures 3, the surface switches 58 of the balls 5 are turned on, the trolley is controlled to run according to the set track, and the running condition that eight planets rotate around the sun can be seen above the round table 2.
The model can also simulate earth-moon running through slight modification, the shape and rotation speed of the small ball 5 are changed at the sun position of the model, the model of the earth is placed, only one planetary model running structure 3 is reserved, the running track and running speed of the planetary model running structure 3 are changed, then a moon model is manufactured according to the relative size of the actual moon, the rotation speed of the moon is changed, the planetary model running structure 3 is placed below the round table 2, the moon model is placed above the round table 2 and corresponds to the position of the planetary model running structure 3, a moon model surface switch 58 is turned on, the planetary model running structure 3 is controlled to run according to the set track, and the running condition of the moon around the earth can be seen above the round table 2.
It should be noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (2)
1. Solar system astronomical teaching aid device based on magnetic suspension, its characterized in that: the device comprises a supporting seat (1), a round table (2), a plurality of planet model operation structures (3), a plurality of magnetic suspension bases (4), a small ball (5) and a suspension magnet (6), wherein the supporting seat (1) is fixedly connected with the circle center of the round table (2), one of the plurality of magnetic suspension bases (4) is fixed on one end, close to the round table (2), of the supporting seat (1), the other plurality of magnetic suspension bases (4) are positioned in the planet model operation structures (3), the plurality of magnetic suspension bases (4) correspond to the small ball (5) with the same number, the suspension magnet (6) is arranged in the small ball (5), the small ball (5) is in homopolar opposition with the magnetic suspension bases (4), the small ball (5) is suspended above the center of the magnetic suspension bases (4), the magnetic suspension bases (4) are positioned below the round table (2), the small ball (5) are positioned above the round table (2), and the planet model operation structures do circular motion around the axis of the supporting seat (1).
The planetary model running structure (3) comprises wheels (31), a chassis (32), a battery (33), a coil magnet (34) and a controlled system (35) component, wherein the wheels (31) are fixed on the periphery of the chassis (32), the magnetic suspension base (4) is fixedly connected to the chassis (32), the battery (33) is fixed on the chassis (32), the controlled system (35) is electrically connected with the battery (33), the controlled system (35) is fixed on the chassis (32), and the coil magnet (34) is fixed on the trolley chassis (32);
a battery groove (321) is formed in the chassis (32), and the battery (33) is arranged in the battery groove (321);
the magnetic suspension base (4) comprises a base (41), coils (42), a Hall height sensor (43), a Hall position sensor (44) and a ring magnet (45) component, wherein the ring magnet (45) is fixed on the base (41), four coils (42) are symmetrically placed around the middle ring position of the ring magnet (45), the Hall height sensor (43) and the Hall position sensor (44) are arranged in the middle position of the four coils (42), and the coils (42) are electrically connected with the Hall height sensor (43) and the Hall position sensor (44);
the small balls (5) are provided with autorotation structures;
the self-rotation structure comprises a rotating shaft (50), a first magnet (51), a second magnet (52), a first gear (53), a second gear (54), a wire winding (55), an electric brush (56), a fixed power supply (57) and a switch (58) component, wherein the small ball (5) is of a hollow structure, the rotating shaft (50), the first magnet (51), the second magnet (52), the first gear (53), the second gear (54), the wire winding (55), the electric brush (56) and the fixed power supply (57) component are all arranged inside the small ball (5), two ends of the rotating shaft (50) are rotationally connected with the small ball (5), the axis of the rotating shaft (50) is perpendicular to the diameter of the cross section of the suspension magnet (6), the axis of the rotating shaft (50) is intersected with the center of the cross section of the suspension magnet (6), the first gear (53) is fixedly sleeved at the midpoint position of the length direction of the rotating shaft (50), the second gear (54) is meshed with the first gear (53), the first magnet (51) and the second magnet (52) are fixedly arranged on the inner wall of the small ball (52) and are symmetrical to the axis of the first magnet (52), the utility model discloses a ball, including ball (5) and fixed power supply, magnet (51) and magnet (52) each other are close to one side magnetic pole opposite, suspension magnet (6) side with ball (5) internal surface fixed connection, suspension magnet (6) are ring structure, suspension magnet (6) internal surface is equipped with teeth of a cogwheel (61), no. two gears (54) with teeth of a cogwheel (61) meshing, be fixed with wire winding (55) on pivot (50), wire winding (55) axis with pivot (50) axis is perpendicular and crossing, wire winding (55) are located magnet (51) and No. two magnet (52) hookup's position, wire winding (55) both ends wire with brush (56) contact, brush (56) electricity is connected fixed power supply (57), fixed power supply (57) with be equipped with switch (58) on the return circuit that wire winding (55) constitutes, switch (58) are arranged in ball (5) surface.
2. The solar astronomical teaching aid device based on magnetic suspension according to claim 1, wherein: the small ball (5) is provided with a groove (59) at the contact position with the rotating shaft (50), the rotating shaft (50) is connected with the small ball (5) through a bearing (591), the outer ring of the bearing (591) is fixed in the groove, and the inner ring of the bearing (591) is fixedly sleeved on the rotating shaft (50).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231116.8A CN112233534B (en) | 2020-11-06 | 2020-11-06 | Solar system astronomical teaching aid device based on magnetic suspension |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011231116.8A CN112233534B (en) | 2020-11-06 | 2020-11-06 | Solar system astronomical teaching aid device based on magnetic suspension |
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| Publication Number | Publication Date |
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| CN112233534A CN112233534A (en) | 2021-01-15 |
| CN112233534B true CN112233534B (en) | 2023-07-07 |
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| CN202011231116.8A Active CN112233534B (en) | 2020-11-06 | 2020-11-06 | Solar system astronomical teaching aid device based on magnetic suspension |
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| CN112991944B (en) * | 2021-02-19 | 2022-09-27 | 天津飞旋科技股份有限公司 | Magnetic suspension structure and display device |
| CN113160664B (en) * | 2021-04-27 | 2022-11-25 | 刘雪婷 | Special operation panel of dress designing and engineering teaching |
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Effective date of registration: 20240522 Address after: 211167 Nanjing Engineering College Comprehensive Service Building, No.1 Hongjing Avenue, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Nanjing Shisan Cichuang Technology Information Co.,Ltd. Country or region after: China Address before: 110021 c-2-12-1, Shengshi Huacheng, Tiexi District, Shenyang City, Liaoning Province Patentee before: Gao Yuexia Country or region before: China |