CN205645058U - Magnetic suspension forms principle demonstration ware - Google Patents
Magnetic suspension forms principle demonstration ware Download PDFInfo
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- CN205645058U CN205645058U CN201620204765.1U CN201620204765U CN205645058U CN 205645058 U CN205645058 U CN 205645058U CN 201620204765 U CN201620204765 U CN 201620204765U CN 205645058 U CN205645058 U CN 205645058U
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- control box
- magnetic suspension
- chip microcomputer
- demonstration device
- experiment
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Abstract
The utility model discloses magnetic suspension forms principle demonstration ware belongs to electronic apparatus technical field, through this device can be the displaying of the knowledge in classroom image, the student just move in person can the intangible formula axiom of hand (hold) and tangible's experiment integration be in the same place. The utility model discloses an experiment support, the inside suspension of experiment support has magnet, and the bottom of experiment support is provided with line type hall sensor, is provided with the altitude scale on the inside lateral wall of experiment support, is carved with 1, 2, 3, 4 height indexs from top to bottom at the altitude scale, the upper portion of experiment support is provided with the coil, and two lead wire of coil is connected with ampere meter and microcomputer control box respectively, ampere meter and microcomputer control box are connected with high -power power jointly, draw between the wire that microcomputer control box and high -power power link to each other and are connected with power plug, be provided with the display screen on the microcomputer control box, add the button, subtract the button, the microcomputer control box links to each other with line type hall sensor.
Description
Technical field
This utility model belongs to electronic apparatus technical field, particularly relates to a kind of magnetic suspension formation basic theory demonstration device.
Background technology
Modern science and technology high speed development, electromagnetic energy converts the development prospect in field and extensively expands, and it is comfortable and quick that people indulge in luxuriousness to one's heart's desire that high speed motor car brings；But electromagnet phenomenon is invisible impalpable as air, it is necessary to our adolescent student just can be made by the experimental technique of science more to deepen and understand it, and together with the knowledge fusion in classroom.
Summary of the invention
This utility model is aiming at the problems referred to above, it is provided that a kind of magnetic suspension formation basic theory demonstration device that can help teenager middle school student's profound understanding electromagnetism basic theories；By this device can displaying the knowledge image in classroom, student is in person dynamic to be merged invisible formula axiom and tangible experiment with regard to expert.
For achieving the above object, this utility model adopts the following technical scheme that.
This utility model magnetic suspension formation basic theory demonstration device, including stand for experiment, its structural feature is: the inside of described stand for experiment is suspended with Magnet, the bottom of stand for experiment is provided with line style Hall element, it is provided with altitude scale on the interior side wall of stand for experiment, is from top to bottom carved with 1,2,3,4 numbers of altitude at altitude scale；The top of described stand for experiment is provided with coil, and two lead-in wire of coil is connected to ammeter and microcomputerized control box；Described ammeter and microcomputerized control box connect jointly large power supply, and drawing to be connected between the wire that microcomputerized control box is connected with large power supply has attaching plug；Being provided with display screen on described microcomputerized control box, add button, subtract button, described microcomputerized control box is connected with line style Hall element.
As a kind of preferred version of the present utility model, described Magnet is the strong magnet being made up of rubidium ferrum canopy.
As another kind of preferred version of the present utility model, described line style Hall element is simulation hall position sensor SS490.
As another kind of preferred version of the present utility model, described display screen is LED charactron.
As another kind of preferred version of the present utility model, it is provided with circuit board inside described microcomputerized control box, described circuit board includes transformator K, electric bridge L, regulator block M, regulator block N, also include single-chip microcomputer P, driving chip W, field effect transistor O；The input of described transformator K is connected to 220V power supply by attaching plug, and transformator K, electric bridge L, regulator block M, regulator block N are sequentially connected with, and the outfan of described transformator K is parallel with electric capacity C0, and the outfan of described electric bridge L is parallel with electric capacity C4；Connecting between 18 pins and 19 pins of described single-chip microcomputer P and have crystal oscillating circuit, crystal oscillating circuit is connected formed by electric capacity C1, C2, crystal oscillator U, and connecting between 20 pins and 40 pins of single-chip microcomputer P has reset circuit, and reset circuit is connected by electric capacity R0, C3 and forms；The P3.7 pin of described single-chip microcomputer P connects 2 pins of driving chip W, and 15 pins of driving chip W connect the grid G of field effect transistor O, and the drain D of described field effect transistor O connects one end of ammeter, and the other end of ammeter connects coil；The P1.0 pin of described single-chip microcomputer P and 9 pins of driving chip W are commonly connected to the input of line style Hall element, P2.0～the P2.7 pin of single-chip microcomputer P is connected on pin a～h of display screen by resistance R3～R10 respectively, the P3.0 pin connection of single-chip microcomputer P subtracts button, and the P3.2 pin of single-chip microcomputer P connects and adds button.
As another kind of preferred version of the present utility model, described driving chip W selects ULN2003 cake core.
As another kind of preferred version of the present utility model, described single-chip microcomputer P selects model to be the single-chip microcomputer of STC5A60S2.
As another kind of preferred version of the present utility model, described regulator block M selects LM7812.
As another kind of preferred version of the present utility model, described regulator block N selects LM7805.
As another kind of preferred version of the present utility model, described field effect transistor O selects IRF460.
This utility model beneficial effect.
Magnetic suspension formation basic theory demonstration device provided by the utility model, transformation rule electrically and magnetically can be shown the most visually, and by interaction force, the physical knowledge learned is shown, it is possible to help teenager middle school student profoundly to understand book knowledge, thoroughly understand and comprehension electromagnetic principle.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described further below in conjunction with the accompanying drawings.This utility model protection domain is not only limited to the statement of herein below.
Fig. 1 is the overall structure schematic diagram of this utility model magnetic suspension formation basic theory demonstration device.
Fig. 2 is the circuit catenation principle figure of this utility model magnetic suspension formation basic theory demonstration device.
Labelling in figure: 1 for altitude scale, 2 for stand for experiment, 3 for coil, 4 for Magnet, 5 for line style Hall element, 6 for ammeter, 7 for add button, 8 for subtract button, 9 for display screen, 10 for microcomputerized control box, 11 be large power supply, 12 be attaching plug.
Detailed description of the invention
As shown in Figure 1, this utility model magnetic suspension formation basic theory demonstration device, including stand for experiment 2, its structural feature is: the inside of described stand for experiment 2 is suspended with Magnet 4, the bottom of stand for experiment 2 is provided with line style Hall element 5, it is provided with altitude scale 1 on the interior side wall of stand for experiment 2, is from top to bottom carved with 1,2,3,4 numbers of altitude at altitude scale 1；The top of described stand for experiment 2 is provided with coil 3, and two lead-in wire of coil 3 is connected to ammeter 6 and microcomputerized control box 10；Described ammeter 6 and microcomputerized control box 10 connect jointly large power supply 11, and drawing to be connected between the wire that microcomputerized control box 10 is connected with large power supply 11 has attaching plug 12；Being provided with display screen 9 on described microcomputerized control box 10, add button 7, subtract button 8, described microcomputerized control box 10 is connected with line style Hall element 6.
Described Magnet 4 is the strong magnet being made up of rubidium ferrum canopy；Described line style Hall element 5 is simulation hall position sensor SS490；Described display screen 9 is LED charactron.
Shown in Figure 2, for the circuit catenation principle figure of this utility model a kind of magnetic suspension formation basic theory demonstration device；Described microcomputerized control box 10 is internal is provided with circuit board, described circuit board includes transformator K, electric bridge L, regulator block M, regulator block N, also includes single-chip microcomputer P, driving chip W, field effect transistor O；The input of described transformator K is connected to 220V power supply by attaching plug 12, and transformator K, electric bridge L, regulator block M, regulator block N are sequentially connected with, and the outfan of described transformator K is parallel with electric capacity C0, and the outfan of described electric bridge L is parallel with electric capacity C4；Connecting between 18 pins and 19 pins of described single-chip microcomputer P and have crystal oscillating circuit, crystal oscillating circuit is connected formed by electric capacity C1, C2, crystal oscillator U, and connecting between 20 pins and 40 pins of single-chip microcomputer P has reset circuit, and reset circuit is connected by electric capacity R0, C3 and forms；The P3.7 pin of described single-chip microcomputer P connects 2 pins of driving chip W, and 15 pins of driving chip W connect the grid G of field effect transistor O, and the drain D of described field effect transistor O connects one end of ammeter 6, and the other end of ammeter 6 connects coil 3；The P1.0 pin of described single-chip microcomputer P and 9 pins of driving chip W are commonly connected to the input of line style Hall element 5, P2.0～the P2.7 pin of single-chip microcomputer P is connected on pin a～h of display screen 9 by resistance R3～R10 respectively, the P3.0 pin connection of single-chip microcomputer P subtracts button 8, and the P3.2 pin of single-chip microcomputer P connects and adds button 7.
Described driving chip W selects ULN2003 cake core；Described single-chip microcomputer P selects model to be the single-chip microcomputer of STC5A60S2.
Described regulator block M selects LM7812；Described regulator block N selects LM7805；Described field effect transistor O selects IRF460.
This utility model, by adding button 7 and subtracting button 8 and regulate the electric current of supply coil 3 on described microcomputerized control box 10, is divided into the electric current of four shelves to export, is shown as " 1 ", " 2 ", " 3 ", " 4 " on display screen 9；" 1 ", " 2 ", " 3 " on altitude scale 1, " 4 " number of altitude in the most corresponding stand for experiment 2, correspondence is shown as " 1A ", " 2 A ", " 3 A ", " 4 A " on ammeter 6.
Work process of the present utility model and principle are described below in conjunction with the accompanying drawings: attaching plug 12 is connected to 220V power supply, it is transferred to " 2 " shelves by the button 7 that adds on described microcomputerized control box 10, Magnet 4 is put into immediately below coil 3 and the position of " 2 " number of altitude same level on altitude scale 1, Magnet 4 will smoothly be suspended in there, shows " 2 A " on ammeter 6 simultaneously.Thus illustrate, the gravity of Magnet 4 and Magnet 4 and coil 3 magnetic balanced；If more than " 2 " number of altitude that Magnet 4 is placed on altitude scale 1, will be sucted by coil 3, for gravitation more than gravity；If below " 2 " number of altitude that Magnet 4 is placed on altitude scale 1, coil 3 will fall down, for gravitation less than gravity.More than proving, Magnet 4 and coil 3 are apart from the most remote, and the magnetic pull between Magnet 4 and coil 3 is the most weak；Magnet 4 and coil 3 are apart from the nearest, and the magnetic pull between Magnet 4 and coil 3 is the strongest.
When the position of " 2 " number of altitude that Magnet 4 is smoothly suspended on altitude scale 1, " 1 " shelves are transferred to by the button 8 that subtracts first passed through on described microcomputerized control box 10, corresponding display " 1A " on ammeter 6, then Magnet 4 will fall down proof gravitation less than gravity；It is transferred to " 3 " shelves, corresponding display " 3A " on ammeter 6 the most again, then Magnet 4 will be sucted proof gravitation more than gravity by coil by the button 8 that subtracts on described microcomputerized control box 10.Thus illustrating, the electric current by coil 3 is the biggest, and the magnetic pull between Magnet 4 and coil 3 is the strongest；Electric current by coil 3 is the least, and the magnetic pull between Magnet 4 and coil 3 is the most weak.
Above content is to combine the further description that this utility model is made by concrete preferred implementation; it cannot be assumed that of the present utility model being embodied as is confined to these explanations; for this utility model person of an ordinary skill in the technical field; without departing from the concept of the premise utility; some simple deduction or replace can also be made, all should be considered as belonging to the protection domain that claims that this utility model submitted to determine.
Claims (10)
1. magnetic suspension formation basic theory demonstration device, including stand for experiment (2), it is characterized in that: the inside of described stand for experiment (2) is suspended with Magnet (4), the bottom of stand for experiment (2) is provided with line style Hall element (5), it is provided with altitude scale (1) on the interior side wall of stand for experiment (2), is from top to bottom carved with 1,2,3,4 numbers of altitude at altitude scale (1)；The top of described stand for experiment (2) is provided with coil (3), and two lead-in wire of coil (3) is connected to ammeter (6) and microcomputerized control box (10)；Described ammeter (6) and microcomputerized control box (10) connect jointly large power supply (11), and drawing to be connected between the wire that microcomputerized control box is connected with large power supply has attaching plug；Being provided with display screen (9) on described microcomputerized control box (10), add button (7), subtract button (8), described microcomputerized control box (10) is connected with line style Hall element (5).
Magnetic suspension formation basic theory demonstration device the most according to claim 1, it is characterised in that: described Magnet (4) is the strong magnet being made up of rubidium ferrum canopy.
Magnetic suspension formation basic theory demonstration device the most according to claim 1, it is characterised in that: described line style Hall element (5) is simulation hall position sensor SS490.
Magnetic suspension formation basic theory demonstration device the most according to claim 1, it is characterised in that: described display screen (9) is LED charactron.
Magnetic suspension formation basic theory demonstration device the most according to claim 1, it is characterized in that: described microcomputerized control box (10) is internal is provided with circuit board, include transformator K, electric bridge L, regulator block M, regulator block N on described circuit board, also include single-chip microcomputer P, driving chip W, field effect transistor O；The input of described transformator K is connected to 220V power supply by attaching plug (12), and transformator K, electric bridge L, regulator block M, regulator block N are sequentially connected with, and the outfan of described transformator K is parallel with electric capacity C0, and the outfan of described electric bridge L is parallel with electric capacity C4；Connecting between 18 pins and 19 pins of described single-chip microcomputer P and have crystal oscillating circuit, crystal oscillating circuit is connected formed by electric capacity C1, C2, crystal oscillator U, and connecting between 20 pins and 40 pins of single-chip microcomputer P has reset circuit, and reset circuit is connected by electric capacity R0, C3 and forms；The P3.7 pin of described single-chip microcomputer P connects 2 pins of driving chip W, and 15 pins of driving chip W connect the grid G of field effect transistor O, and the drain D of described field effect transistor O connects one end of ammeter (6), and the other end of ammeter (6) connects coil (3)；The P1.0 pin of described single-chip microcomputer P and 9 pins of driving chip W are commonly connected to the input of line style Hall element (5), P2.0～the P2.7 pin of single-chip microcomputer P is connected to by resistance R3～R10 on pin a～h of display screen (9) respectively, the P3.0 pin connection of single-chip microcomputer P subtracts button (8), and the P3.2 pin of single-chip microcomputer P connects and adds button (7).
Magnetic suspension formation basic theory demonstration device the most according to claim 5, it is characterised in that: described driving chip W selects ULN2003 cake core.
Magnetic suspension formation basic theory demonstration device the most according to claim 5, it is characterised in that: described single-chip microcomputer P selects model to be the single-chip microcomputer of STC5A60S2.
Magnetic suspension formation basic theory demonstration device the most according to claim 5, it is characterised in that: described regulator block M selects LM7812.
Magnetic suspension formation basic theory demonstration device the most according to claim 5, it is characterised in that: described briquetting N selects LM7805.
Magnetic suspension formation basic theory demonstration device the most according to claim 5, it is characterised in that: described field effect transistor O selects IRF460.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620204765.1U CN205645058U (en) | 2016-03-17 | 2016-03-17 | Magnetic suspension forms principle demonstration ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620204765.1U CN205645058U (en) | 2016-03-17 | 2016-03-17 | Magnetic suspension forms principle demonstration ware |
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| Publication Number | Publication Date |
|---|---|
| CN205645058U true CN205645058U (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620204765.1U Expired - Fee Related CN205645058U (en) | 2016-03-17 | 2016-03-17 | Magnetic suspension forms principle demonstration ware |
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| CN (1) | CN205645058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637310A (en) * | 2019-01-10 | 2019-04-16 | 沈阳师范大学 | A kind of the physics experiments of high school equipment and measurement method of quantitative measurment Ampere force |
-
2016
- 2016-03-17 CN CN201620204765.1U patent/CN205645058U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109637310A (en) * | 2019-01-10 | 2019-04-16 | 沈阳师范大学 | A kind of the physics experiments of high school equipment and measurement method of quantitative measurment Ampere force |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20170317 |