CN203966408U - Magnetic artillery model - Google Patents
Magnetic artillery model Download PDFInfo
- Publication number
- CN203966408U CN203966408U CN201420327202.2U CN201420327202U CN203966408U CN 203966408 U CN203966408 U CN 203966408U CN 201420327202 U CN201420327202 U CN 201420327202U CN 203966408 U CN203966408 U CN 203966408U
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- magnetic artillery
- coil
- circuit
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- model
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Abstract
The utility model discloses a kind of magnetic artillery model, comprise housing, gun tube, magnetic artillery coil, ferromagnetics shell and control circuit, control circuit is electrically connected with the transformer for being electrically connected to civil power, described magnetic artillery coil is electrically connected to control circuit, described control circuit comprises rectifier bridge, energy capacitance set, on-off circuit and is used to indicate the indicating circuit whether electric capacity stores up full electricity, described transformer, energy capacitance set, indicating circuit and on-off circuit are connected successively, and described on-off circuit is electrically connected to magnetic artillery coil.Magnetic artillery model of the present utility model, the setting of indicating circuit, when energy capacitance set is full of electricity, will point out people simultaneously, and at this moment people just can launch the experiment of magnetic artillery, just there will not be undercharge or charge problem of a specified duration.
Description
Technical field
The utility model relates to a kind of religion instrument, relates in particular a kind of magnetic artillery model.
Background technology
In modern teaching, the shared proportion of Interest-oriented Teaching is increasing, and more teacher is ready to allow student in interest learning knowledge.
And this knowledge of electromagnetic induction is a kind of knowledge that belongs to more uninteresting, depending teacher's explanation alone cannot allow students can be good at understanding and study, at this moment just need a kind of experimental provision that have certain entertaining to improve the interest of students, and the magnetic artillery of developing according to electromagnetic induction principle just can reach this effect.
Having notification number is that CN 202720808 U disclose a kind of low voltage electromagnetic big gun demonstration instrument for teaching, adopt 2 voltage doubling rectifing circuits, one group of storage capacitor, miniature bulb luminescence display charging process, the electronic switch instantaneous discharge that high-power silicon controlled rectifier is made, magnetic artillery coil is connected between electronic switch output terminal and energy capacitance set negative pole, ferromagnetics shell is placed on one end in the gun tube of magnetic artillery coil, so when in use, civil power will charge to storage capacitor, will on magnetic artillery coil, produce high pressure, when controlled silicon conducting, will be in magnetic artillery coil inside by a very large electric current, magnetic artillery coil will produce a very large magnetic field moment, ferromagnetics shell is launched away, reach like this effect of a transmitting magnetic artillery, but above structure magnetic artillery cannot be known electric capacity and whether be full of electricity in capacitor charging, may occur like this because capacitor charging deficiency causes magnetic artillery abortive launch, or the long situation that causes the quick-fried electric capacity of temperature rising appearance on electric capacity of capacitor charging time, reduced the serviceable life of electric capacity.
Utility model content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of magnetic artillery model of electric capacity long service life.
For achieving the above object, the utility model provides following technical scheme: a kind of magnetic artillery model, comprise housing, gun tube, magnetic artillery coil, ferromagnetics shell and control circuit, described magnetic artillery coil and control circuit are all arranged in housing, gun tube is arranged on housing, described magnetic artillery coil is arranged on one end of gun tube, described ferromagnetics shell is arranged in gun tube near magnetic artillery coil one end, control circuit is electrically connected with the transformer for being electrically connected to civil power, described magnetic artillery coil is electrically connected to control circuit, described control circuit comprises rectifier bridge, energy capacitance set, on-off circuit and be used to indicate the indicating circuit whether electric capacity stores up full electricity, described transformer, energy capacitance set, indicating circuit and on-off circuit are connected successively, described on-off circuit is electrically connected to magnetic artillery coil.
By adopting technique scheme, when magnetic artillery model is accessed in civil power, electric current will preferentially enter rectifier bridge, be rectified into direct current, just flow to afterwards energy capacitance set, energy capacitance set will be carried out the effect of an energy storage, the voltage at its two ends constantly raises, when voltage is elevated to one regularly, when both energy capacitance set is full of electricity, indicating circuit will move, send indicator signal, to represent that now electric capacity is full of, can launch, at this moment, people only need operation switching circuit, the stored electric energy of energy capacitance set will be applied on magnetic artillery coil, magnetic artillery coil inside will be passed through a heavy current, magnetic artillery coil will produce a high-intensity magnetic field simultaneously, drive ferromagnetics shell to launch, by the setting of indicating circuit, people just can carry out the effect of an electric discharge timely to electric capacity, to capacitor discharge, cause magnetic artillery to launch when there will not be capacitor charging not enough or the problem of quick-fried electric capacity too much appears in the long electric capacity thermal value that causes of capacitor charging time.
The utility model is further set to: described indicating circuit comprises the first light emitting diode and stabilivolt, and described the first light emitting diode is in parallel with energy capacitance set after connecting with stabilivolt, is also electrically connected to magnetic artillery coil.
By adopting technique scheme, when the forward voltage of stabilivolt is full of electricity with capacitance group, both end voltage is the same, so when electric capacity is full of electricity, stabilivolt will conducting, indicating circuit inside just has electric current and flows through, light emitting diode will be luminous, so just can reach an indication electric capacity and whether be full of electric effect.
The utility model is further set to: described on-off circuit comprises thyristor, the second light emitting diode, button, low-tension supply and variable resistor, described the second light emitting diode, button, low-tension supply and variable resistor are electrically connected to gate circuit transistor gate after connecting successively, described thyristor anode is electrically connected to indicating circuit, and negative electrode is electrically connected to indicating circuit again after connecting with magnetic artillery coil.
By adopting technique scheme, by above setting, just can reach the effect that a small voltage is controlled large voltage, increased the security of magnetic artillery, but also can be by regulating variable-resistance resistance, come control inputs to the size of current of gate circuit transistor gate, further reach the effect of controlling thyristor on-state rate, so just can control and flow through magnetic artillery coil inside electric current, finally reach the effect of controlling magnetic artillery emissive porwer, the setting of the second light emitting diode, can be luminous when pressing the button, to represent that now magnetic artillery is launched.
The utility model is further set to: between described transformer and civil power, be also electrically connected with disconnector.
By adopting technique scheme, the setting of disconnector, can effectively to the break-make between civil power and transformer, carry out a control action, no time, can close disconnector, prevent the problem that civil power constantly charges to energy capacitance set, and, the setting of disconnector, can effectively avoid the electric arc occurring when opening or closing.
Accompanying drawing explanation
Fig. 1 is the circuit diagram of the control circuit of magnetic artillery model of the present utility model;
Fig. 2 is the one-piece construction figure of magnetic artillery model of the present utility model.
In figure: 1, housing; 2, ferromagnetics shell; 3, control circuit; 4, on-off circuit; 5, indicating circuit; 6, energy capacitance set; DZ, rectifier bridge; T, transformer; L, magnetic artillery coil; LED1, the first light emitting diode; DW, stabilivolt; KA, button; SCR, thyristor; LED2, the second light emitting diode; RX, variable resistor; K, disconnector.
Embodiment
Shown in Fig. 2, a kind of magnetic artillery model of the present embodiment, comprise housing 1, gun tube, magnetic artillery coil L, ferromagnetics shell 2 and control circuit 3, described magnetic artillery coil L and control circuit 3 are all arranged in housing 1, gun tube is arranged on housing 1, described magnetic artillery coil L is arranged on one end of gun tube, described ferromagnetics shell 2 is arranged in gun tube near magnetic artillery coil L one end, control circuit 3 is electrically connected with the transformer T for being electrically connected to civil power, described magnetic artillery coil L is electrically connected to control circuit 3, described control circuit 3 comprises rectifier bridge DZ, energy capacitance set 6, on-off circuit 4 and be used to indicate the indicating circuit 5 whether electric capacity stores up full electricity, described transformer T, energy capacitance set 6, indicating circuit 5 and on-off circuit 4 are connected successively, described on-off circuit 4 is electrically connected to magnetic artillery coil L.
By adopting technique scheme, when magnetic artillery model is accessed in civil power, electric current will preferentially enter rectifier bridge DZ, be rectified into direct current, just flow to afterwards energy capacitance set 6, energy capacitance set 6 will be carried out the effect of an energy storage, the voltage at its two ends constantly raises, when voltage is elevated to one regularly, when both energy capacitance set 6 is full of electricity, indicating circuit 5 will move, send indicator signal, to represent that now electric capacity is full of, can launch, at this moment, people only need operation switching circuit 4, the stored electric energy of energy capacitance set 6 will be applied on magnetic artillery coil L, a heavy current will be passed through in magnetic artillery coil L inside, magnetic artillery coil L will produce a high-intensity magnetic field simultaneously, drive ferromagnetics shell 2 to launch, by the setting of indicating circuit 5, people just can carry out the effect of an electric discharge timely to electric capacity, to capacitor discharge, cause magnetic artillery to launch when there will not be capacitor charging not enough or the problem of quick-fried electric capacity too much appears in the long electric capacity thermal value that causes of capacitor charging time.
Described indicating circuit 5 comprises the first LED 1 and stabilivolt DW, and described the first LED 1 is in parallel with energy capacitance set 6 after connecting with stabilivolt DW, is also electrically connected to magnetic artillery coil L.
By adopting technique scheme, when the forward voltage of stabilivolt DW is full of electricity with capacitance group, both end voltage is the same, so when electric capacity is full of electricity, stabilivolt DW will conducting, indicating circuit 5 inside just have electric current and flow through, light emitting diode will be luminous, so just can reach an indication electric capacity and whether be full of electric effect.
Described on-off circuit 4 comprises thyristor SCR, the second LED 2, button KA, low-tension supply and variable resistor RX, after connecting successively, described the second LED 2, button KA, low-tension supply and variable resistor RX be electrically connected to the thyristor scr gate utmost point, described thyristor SCR anode is electrically connected to indicating circuit 5, and negative electrode is electrically connected to indicating circuit 5 again after connecting with magnetic artillery coil L.
By adopting technique scheme, by above setting, just can reach the effect that a small voltage is controlled large voltage, increased the security of magnetic artillery, but also can be by regulating the resistance of variable resistor RX, come control inputs to the size of current of the thyristor scr gate utmost point, further reach the effect of controlling thyristor SCR on-state rate, so just can control and flow through magnetic artillery coil L internal current, finally reach the effect of controlling magnetic artillery emissive porwer, the setting of the second LED 2, can be luminous when pressing the button KA, to represent that now magnetic artillery is launched, above indicating circuit 5 structures are a kind of embodiment of easily implementing, can also use other to there is the circuit structure that sends semiotic function, as carried out transmitted signal or infrared transmitter etc. by loudspeaker, all can reach the effect that indication capacitance group is full of.
Between described transformer T and civil power, be also electrically connected with disconnector K.
By adopting technique scheme, the setting of disconnector K, can effectively to the break-make between civil power and transformer T, carry out a control action, no time, can close disconnector K, prevent the problem that civil power constantly charges to energy capacitance set 6, and, the setting of disconnector K, can effectively avoid the electric arc occurring when opening or closing.
The utlity model has following advantage: the setting of indicating circuit 5 simultaneously, when energy capacitance set 6 is full of electricity, will point out people, at this moment people just can launch the experiment of magnetic artillery, just there will not be undercharge or charge problem of a specified duration, when magnetic artillery model is accessed in civil power, electric current will preferentially enter rectifier bridge DZ, be rectified into direct current, just flow to afterwards energy capacitance set 6, energy capacitance set 6 will be carried out the effect of an energy storage, the voltage at its two ends constantly raises, when voltage is elevated to one regularly, when both energy capacitance set 6 is full of electricity, indicating circuit 5 will move, send indicator signal, to represent that now electric capacity is full of, can launch, at this moment, people only need operation switching circuit 4, the stored electric energy of energy capacitance set 6 will be applied on magnetic artillery coil L, a heavy current will be passed through in magnetic artillery coil L inside, magnetic artillery coil L will produce a high-intensity magnetic field simultaneously, drive ferromagnetics shell 2 to launch, by the setting of indicating circuit 5, people just can carry out the effect of an electric discharge timely to electric capacity, to capacitor discharge, cause magnetic artillery to launch when there will not be capacitor charging not enough or the problem of quick-fried electric capacity too much appears in the long electric capacity thermal value that causes of capacitor charging time.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technical schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a magnetic artillery model, comprise housing, gun tube, magnetic artillery coil, ferromagnetics shell and control circuit, described magnetic artillery coil and control circuit are all arranged in housing, gun tube is arranged on housing, described magnetic artillery coil is arranged on one end of gun tube, described ferromagnetics shell is arranged in gun tube near magnetic artillery coil one end, control circuit is electrically connected with the transformer for being electrically connected to civil power, described magnetic artillery coil is electrically connected to control circuit, it is characterized in that: described control circuit comprises rectifier bridge, energy capacitance set, on-off circuit and be used to indicate the indicating circuit whether electric capacity stores up full electricity, described transformer, energy capacitance set, indicating circuit and on-off circuit are connected successively, described on-off circuit is electrically connected to magnetic artillery coil.
2. magnetic artillery model according to claim 1, is characterized in that: described indicating circuit comprises the first light emitting diode and stabilivolt, and described the first light emitting diode is in parallel with energy capacitance set after connecting with stabilivolt, is also electrically connected to magnetic artillery coil.
3. magnetic artillery model according to claim 2, it is characterized in that: described on-off circuit comprises thyristor, the second light emitting diode, button, low-tension supply and variable resistor, described the second light emitting diode, button, low-tension supply and variable resistor are electrically connected to gate circuit transistor gate after connecting successively, described thyristor anode is electrically connected to indicating circuit, and negative electrode is electrically connected to indicating circuit again after connecting with magnetic artillery coil.
4. according to the magnetic artillery model described in claim 1 or 2 or 3, it is characterized in that: between described transformer and civil power, be also electrically connected with disconnector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327202.2U CN203966408U (en) | 2014-06-19 | 2014-06-19 | Magnetic artillery model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420327202.2U CN203966408U (en) | 2014-06-19 | 2014-06-19 | Magnetic artillery model |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203966408U true CN203966408U (en) | 2014-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420327202.2U Expired - Fee Related CN203966408U (en) | 2014-06-19 | 2014-06-19 | Magnetic artillery model |
Country Status (1)
| Country | Link |
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| CN (1) | CN203966408U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185208A (en) * | 2015-10-19 | 2015-12-23 | 安徽工程大学机电学院 | Electromagnetic cannon experiment device |
| CN109102746A (en) * | 2018-09-04 | 2018-12-28 | 佛山科学技术学院 | A kind of electromagnetic ejection system |
| CN109091883A (en) * | 2018-09-04 | 2018-12-28 | 佛山科学技术学院 | A kind of model car that band is solar powered |
| CN109107173A (en) * | 2018-09-04 | 2019-01-01 | 佛山科学技术学院 | A kind of allpurpose model trolley |
| CN110782753A (en) * | 2019-11-09 | 2020-02-11 | 上海图菱新能源科技有限公司 | Electromagnetic motion experiment system and method |
-
2014
- 2014-06-19 CN CN201420327202.2U patent/CN203966408U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185208A (en) * | 2015-10-19 | 2015-12-23 | 安徽工程大学机电学院 | Electromagnetic cannon experiment device |
| CN109102746A (en) * | 2018-09-04 | 2018-12-28 | 佛山科学技术学院 | A kind of electromagnetic ejection system |
| CN109091883A (en) * | 2018-09-04 | 2018-12-28 | 佛山科学技术学院 | A kind of model car that band is solar powered |
| CN109107173A (en) * | 2018-09-04 | 2019-01-01 | 佛山科学技术学院 | A kind of allpurpose model trolley |
| CN110782753A (en) * | 2019-11-09 | 2020-02-11 | 上海图菱新能源科技有限公司 | Electromagnetic motion experiment system and method |
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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: 20141126 Termination date: 20170619 |