CN209486995U - A kind of electromagnetic ejection system - Google Patents
A kind of electromagnetic ejection system Download PDFInfo
- Publication number
- CN209486995U CN209486995U CN201821445026.7U CN201821445026U CN209486995U CN 209486995 U CN209486995 U CN 209486995U CN 201821445026 U CN201821445026 U CN 201821445026U CN 209486995 U CN209486995 U CN 209486995U
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- China
- Prior art keywords
- key
- connect
- storage capacitor
- electromagnetic
- tube
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Abstract
The utility model discloses a kind of electromagnetic ejection systems, it include: pedestal, control circuit is equipped in the pedestal, the pedestal is equipped with base tube, first key and the second key, the base tube is placed vertically, the outer wall of the base tube winds electromagnetic coil, the control circuit includes: battery pack, triode, first resistor, second resistance, transformer, diode, storage capacitor, voltage-stabiliser tube, it is silicon-controlled, it is charged by the second key to storage capacitor, and it is triggered using the first key silicon-controlled, so that storage capacitor discharges electric energy to electromagnetic coil, to complete the ejection to irony pearl.It by the electromagnetic ejection system of the utility model, teaches through lively activities, student is helped to better understand the working principle of magnetic artillery.The utility model can be used for teaching.
Description
Technical field
The invention is related to model teaching aid technical field, in particular to a kind of electromagnetic ejection system.
Background technique
Moving charge power suffered in magnetic field is known as Ampere force, i.e. active force of the magnetic field to moving charge.In military affairs
Magnetic artillery is produced using this principle, magnetic artillery has the advantages that firing rate is fast, far firing range, simultaneously as gunpowder is not needed, with
The shell of gunpowder transmitting is compared, and can greatly save space, and substantially reduce cost.
In order to allow student to better understand the working principle of magnetic artillery, many schools have all manufactured some model teaching aids, but
It is existing model teaching aid system complex, stiff, it is not easy to cause the interest of student.
Utility model content
Of the existing technology in order to solve the problems, such as, the utility model proposes a kind of electromagnetic ejection systems.
The solution that the utility model solves its technical problem is: a kind of electromagnetic ejection system, comprising: pedestal, it is described
Control circuit is equipped in pedestal, the pedestal is equipped with base tube, the first key and the second key, and the base tube is placed vertically, institute
The outer wall winding electromagnetic coil of base tube is stated, the control circuit includes: battery pack, triode, first resistor, second resistance, change
Depressor, diode, storage capacitor, voltage-stabiliser tube, silicon-controlled, the transformer is equipped with primary side winding, feedback winding, vice-side winding,
The anode of the battery pack is connect with one end of one end of the first key, the second key respectively, the other end of first key
It is connect with silicon-controlled control terminal, the other end of second key and the emitter of triode connect, the base of the triode
Pole and one end of first resistor connect, and the other end of the first resistor and one end of primary side winding connect, the triode
The connection of one end of collector and feedback winding, one end of the vice-side winding and the anode of diode connect, the diode
Cathode is connect with one end of the anode of storage capacitor, the cathode of voltage-stabiliser tube, electromagnetic coil respectively, the anode and the of the voltage-stabiliser tube
One end of two resistance connects, and the other end of the electromagnetic coil is connect with silicon-controlled anode, the other end of the primary side winding,
The other end of feedback winding, the other end of vice-side winding, the cathode of storage capacitor, second resistance the other end, silicon-controlled negative
Extremely it is connect with the cathode of battery pack.
Further, the inductance value of the electromagnetic coil is 10mH.
Further, the upper end of the base tube is connected with transparent extension tube, and the pipe shaft of the extension tube is equipped with graduated scale.
Further, the capacitance of the storage capacitor is 680 μ F.
The beneficial effects of the utility model are: being configured to a simple electricity by electromagnetic coil, base tube and control circuit
Magnetic ejection system, teaches through lively activities, and student is helped to better understand the working principle of magnetic artillery.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His design scheme and attached drawing.
Fig. 1 is the system structure diagram of the invention；
Fig. 2 is the circuit connection diagram of control circuit.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection
It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality
Situation is applied, by adding or reducing couple auxiliary, Lai Zucheng more preferably coupling structure.Each technology in the invention is special
Sign, can be with combination of interactions under the premise of not conflicting conflict.
Embodiment 1, with reference to Fig. 1 and Fig. 2, a kind of electromagnetic ejection system, comprising: pedestal 1, the pedestal 1 is interior to be equipped with control
Circuit 3, the pedestal 1 are equipped with base tube 2, the first key 11 and the second key 12, and the base tube 2 is placed vertically, the base tube 2
Outer wall wind electromagnetic coil 21, the control circuit 3 includes: battery pack BT, triode Q1, first resistor R1, second resistance
R2, transformer 31, diode D1, storage capacitor C1, voltage-stabiliser tube D2, controllable silicon SCR, the transformer 31 be equipped with primary side winding,
The anode of feedback winding, vice-side winding, the battery pack BT connects with one end of one end of the first key 11, the second key 12 respectively
It connects, the other end of first key 11 and the control terminal of controllable silicon SCR connect, the other end of second key 12 and three poles
The emitter of pipe Q1 connects, and the base stage of the triode Q1 is connect with one end of first resistor R1, and the first resistor R1's is another
One end and one end of primary side winding connect, and the collector of the triode Q1 and one end of feedback winding connect, the pair side around
Group one end connect with the anode of diode D1, the cathode of the diode D1 respectively with the anode of storage capacitor C1, voltage-stabiliser tube
One end connection of the cathode, electromagnetic coil 21 of D2, the anode of the voltage-stabiliser tube D2 are connect with one end of second resistance R2, the electricity
The other end of magnetic coil 21 and the anode of controllable silicon SCR connect, the other end of the primary side winding, feedback winding the other end,
The other end of vice-side winding, the cathode of storage capacitor C1, the other end of second resistance R2, controllable silicon SCR cathode and battery
The cathode connection of group BT.
When ejection system work, it can be put into irony pearl in base tube 2, the second key 12 is pressed, at this point, described
Primary side winding and feedback winding form positive feedback between the base stage and collector of triode Q1, generate self-oscillation, the self-excitation
So that the vice-side winding both ends generate voltage, which is acted in storage capacitor C1 for oscillation, is charged to storage capacitor C1, when
After storage capacitor C1 charging is full, the second key 12 is decontroled, ejection system is in ejection status at this time.When the first key 11 of pressing
When, controllable silicon SCR conducting, storage capacitor C1 discharges electric energy toward electromagnetic coil 21, and forms LC vibrating circuit with electromagnetic coil 21,
Electromagnetic coil 21 forms the electromagnetic field of alternation in base tube 2, and the electromagnetic field effect of the alternation is on irony pearl, so that irony pearl
Son generates electric current, and moves under the action of Ampere force, to project from base tube 2.Make student more by the ejection system
Add the working principle for intuitively understanding magnetic artillery, teaches through lively activities.
As advanced optimizing for above embodiment, the inductance value of the electromagnetic coil 21 is 10mH.
As advanced optimizing for above embodiment, the upper end of the base tube 2 is connected with transparent extension tube 22, described
The pipe shaft of extension tube 22 is equipped with graduated scale.The distance of the rising of irony pearl can be obtained by graduated scale.
As advanced optimizing for above embodiment, the capacitance of the storage capacitor C1 is 680 μ F.
The better embodiment of the utility model is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention
Type or replacement, these equivalent variation or replacement are all included in the scope defined by the claims of the present application.
Claims (4)
1. a kind of electromagnetic ejection system characterized by comprising pedestal is equipped with control circuit in the pedestal, on the pedestal
Equipped with base tube, the first key and the second key, the base tube is placed vertically, and the outer wall of the base tube winds electromagnetic coil, described
Control circuit include: battery pack, triode, first resistor, second resistance, transformer, diode, storage capacitor, voltage-stabiliser tube, can
Control silicon, the transformer be equipped with primary side winding, feedback winding, vice-side winding, the battery pack anode respectively with the first key
One end, the second key one end connection, the other end of first key connect with silicon-controlled control terminal, and described second presses
The other end of key and the emitter of triode connect, and the base stage of the triode and one end of first resistor connect, and described first
The other end of resistance and one end of primary side winding connect, and the collector of the triode and one end of feedback winding connect, described
The anode of one end of vice-side winding and diode connects, the cathode of the diode respectively with the anode of storage capacitor, voltage-stabiliser tube
Cathode, electromagnetic coil one end connection, the voltage-stabiliser tube anode connect with one end of second resistance, the electromagnetic coil
The other end is connect with silicon-controlled anode, the other end of the primary side winding, the other end of feedback winding, vice-side winding it is another
End, the other end of the cathode of storage capacitor, second resistance, silicon-controlled cathode are connect with the cathode of battery pack.
2. a kind of electromagnetic ejection system according to claim 1, which is characterized in that the inductance value of the electromagnetic coil is
10mH。
3. a kind of electromagnetic ejection system according to claim 1, which is characterized in that the upper end of the base tube is connected with transparent
Extension tube, the pipe shaft of the extension tube is equipped with graduated scale.
4. a kind of electromagnetic ejection system according to claim 1, which is characterized in that the capacitance of the storage capacitor is 680 μ
F。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445026.7U CN209486995U (en) | 2018-09-04 | 2018-09-04 | A kind of electromagnetic ejection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445026.7U CN209486995U (en) | 2018-09-04 | 2018-09-04 | A kind of electromagnetic ejection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209486995U true CN209486995U (en) | 2019-10-11 |
Family
ID=68111561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821445026.7U Expired - Fee Related CN209486995U (en) | 2018-09-04 | 2018-09-04 | A kind of electromagnetic ejection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209486995U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109102746A (en) * | 2018-09-04 | 2018-12-28 | 佛山科学技术学院 | A kind of electromagnetic ejection system |
| CN111544902A (en) * | 2020-05-23 | 2020-08-18 | 西北工业大学 | Half-bridge circuit energy recovery's football robot electromagnetism ejection system |
-
2018
- 2018-09-04 CN CN201821445026.7U patent/CN209486995U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109102746A (en) * | 2018-09-04 | 2018-12-28 | 佛山科学技术学院 | A kind of electromagnetic ejection system |
| CN111544902A (en) * | 2020-05-23 | 2020-08-18 | 西北工业大学 | Half-bridge circuit energy recovery's football robot electromagnetism ejection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191011 Termination date: 20210904 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |