CN209575521U - A kind of electromagnetic pulse generation ring - Google Patents
A kind of electromagnetic pulse generation ring Download PDFInfo
- Publication number
- CN209575521U CN209575521U CN201821720545.XU CN201821720545U CN209575521U CN 209575521 U CN209575521 U CN 209575521U CN 201821720545 U CN201821720545 U CN 201821720545U CN 209575521 U CN209575521 U CN 209575521U
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- China
- Prior art keywords
- pin
- circuit
- fundamental wave
- wave generator
- effect tube
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- 230000010355 oscillation Effects 0.000 claims abstract description 8
- 230000006641 stabilisation Effects 0.000 claims abstract description 4
- 238000011105 stabilization Methods 0.000 claims abstract description 4
- 230000001960 triggered effect Effects 0.000 claims abstract description 4
- 230000005669 field effect Effects 0.000 claims description 26
- 239000003990 capacitor Substances 0.000 claims description 14
- 230000005611 electricity Effects 0.000 claims description 7
- 230000010349 pulsation Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 210000001367 artery Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 238000000554 physical therapy Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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- Magnetic Treatment Devices (AREA)
Abstract
The utility model relates to a kind of electromagnetic pulses, and ring occurs, including electromagnetism flutter generator and inductance coil, the electromagnetism flutter generator includes power supply, switching circuitry, fundamental wave generator circuit and oscillating circuit, the power supply is that the fundamental wave generator circuit is powered by switching circuitry, the signal Triggered Oscillation circuit that the fundamental wave generator circuit generates generates the constant sine wave of frequency stabilization amplitude, and the output end of the oscillating circuit is connected with the both ends of inductance coil.The utility model the utility model structure is simple, low in energy consumption.
Description
Technical field
The utility model relates to a kind of pulsed magnetic field generating devices, and ring occurs more particularly to a kind of electromagnetic pulse.
Background technique
Electromagnetic pulse has more than 100 years history as physical therapy in the clinical application of medical domain, in treatment pain
Aspect has received preferable effect.But the prior art has following defects that
1, equipment instrument is big, at high cost.
2, power consumption is big, needs external power supply and output electrode, there are security risks.
3, pulse frequency is unstable, and effect is poor.
4, it needs special messenger to operate, is not suitable for self application of patient home.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of electromagnetic pulses, and ring, compact, user occurs
Just it is possibly realized.
The technical scheme adopted by the utility model to solve the technical problem is as follows: providing a kind of electromagnetic pulse generation ring, packet
Electromagnetism flutter generator and inductance coil are included, the electromagnetism flutter generator includes power supply, switching circuitry, fundamental wave generator circuit
And oscillating circuit, the power supply are that the fundamental wave generator circuit is powered by switching circuitry, the fundamental wave generator electricity
The signal Triggered Oscillation circuit that road generates generates the constant sine wave of frequency stabilization amplitude, the output end and electricity of the oscillating circuit
The both ends for feeling coil are connected.
The switching circuitry includes button switch, the first field-effect tube and the second field-effect tube, and the one of the button switch
End is connected with positive pole, and the other end is also distinguished by conducting wire between the button switch and resistance by a resistance eutral grounding
It is connected with the grid of fundamental wave generator circuit and the first field-effect tube, the drain electrode of the first field-effect tube and the grid of the second field-effect tube
Extremely it is connected, source electrode ground connection；The drain electrode of second field-effect tube is connected with positive pole, the electricity of source electrode and fundamental wave generator circuit
Source is connected, and the feedback end of the fundamental wave generator circuit is also connected with the grid of the first field-effect tube.
The fundamental wave generator circuit includes WP1812 chip, the first pin and the positive pole phase of the WP1812 chip
Even, second pin is vacant, and third pin is connected with the output end of switching circuitry, the input terminal phase of the 4th pin and oscillating circuit
Even, the 5th pin ground connection, the power end of the 6th pin and the 7th pin as oscillating circuit, the 8th pin feedback link to switch
Circuit.
The oscillating circuit includes the first triode, the base stage of first triode and the output of fundamental wave generator circuit
End is connected, and emitter is connected by another resistance with power end by a resistance eutral grounding, collector, the collector and hair
It is also connected between emitter-base bandgap grading there are two capacitor in parallel, the base stage also passes through another capacitor and is connected with power end.
The collector also passes through frequency-selective network and is connected with power end.
The collector of first triode is also connected with the base stage of the second triode, the emitter of second triode
It is connected with power end, collector passes through a LED ground connection.
The inductance coil is embedded in bracelet.
Beneficial effect
Due to the adoption of the above technical solution, the utility model compared with prior art, has the following advantages that and accumulates
Pole effect: the utility model structure is simple, low in energy consumption, compared with the similar electric magnetic medical equipment of current clinical use, has cost
It is low, the more safe and effective feature of use.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is the circuit diagram of electromagnetism flutter generator in the present invention.
Specific embodiment
The present invention will be further illustrated below in conjunction with specific embodiments.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, in the content for having read the utility model instruction
Later, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
It please the appended claims limited range.
The embodiments of the present invention is related to a kind of electromagnetic pulse generation ring, as depicted in figs. 1 and 2, including electromagnetism arteries and veins
Dynamic generator 1 and inductance coil 2, the electromagnetism flutter generator 1 include power supply 11, switching circuitry 12, fundamental wave generator circuit
13 and oscillating circuit 14, the power supply 11 is that the fundamental wave generator circuit 13 is powered by switching circuitry 12, the base
The signal Triggered Oscillation circuit 14 that wave generation circuit 13 generates generates the constant sine wave of frequency stabilization amplitude, the oscillation electricity
The output end on road 14 is connected with the both ends of inductance coil 2.Inductance coil described in present embodiment is embedded in bracelet, electromagnetism arteries and veins
Dynamic generator is integrated on pcb board, and when use need to only cover can be used in wrist, and whole device structure is simple, low in energy consumption, with
The similar electric magnetic medical equipment of clinical use is compared at present, has at low cost, the more safe and effective feature of use.
Wherein, the switching circuitry 12 includes button switch SW, the first field-effect tube Q3 and the second field-effect tube Q1, described
One end of button switch SW is connected with power supply BAT anode, and the other end passes through a resistance R8 ground connection, the button switch SW and electricity
Hinder R8 between also by conducting wire respectively with the third pin of WP1812 chip in fundamental wave generator circuit and the first field-effect tube Q3
Grid be connected, the drain electrode of the first field-effect tube Q3 is connected with the grid of the second field-effect tube Q1, source electrode be grounded；Described second
The drain electrode of effect pipe Q1 is connected with power supply BAT anode, power end (the first of WP1812 chip of source electrode and fundamental wave generator circuit
Pin) be connected, the feedback end (the 8th pin of WP1812 chip) of the fundamental wave generator circuit 13 also with the first field-effect tube
The grid of Q3 is connected.
The fundamental wave generator circuit 13 includes WP1812 chip, and the first pin of the WP1812 chip passes through second
Effect pipe Q1 is connected with power supply BAT anode, and second pin is vacant, and third pin is connected with the output end of switching circuitry 11, and the 4th
Pin is connected with the input terminal of oscillating circuit 14, and the 5th pin ground connection, the 6th pin and the 7th pin are as oscillating circuit 14
Power end, the 8th pin feedback link to switching circuitry 12.
The oscillating circuit 14 includes the base stage and fundamental wave generator circuit of the first triode Q4, the first triode Q4
Output end (the 4th pin of WP1812 chip) be connected, emitter passes through another by resistance R11 ground connection, collector
Resistance R3 is connected with power end VDD (the 6th pin of WP1812 chip and the 7th pin), between the collector and emitter
It is also connected with there are two capacitor C8 and C9 in parallel, the base stage also passes through another capacitor C7 and is connected with power end VDD.The collection
Electrode also passes through frequency-selective network and is connected with power end VDD, and the frequency-selective network is made of capacitor C4, capacitor C5 and inductance L1.Institute
The collector for stating the first triode Q4 is also connected with the base stage of the second triode Q2, the emitter and electricity of the second triode Q2
Source VDD is connected, and collector passes through a LED ground connection.
The workflow that ring occurs for the electromagnetic pulse is as follows:
In the shutdown state, when button switch SW is pressed, the Vgs of the first field-effect tube Q3 obtain forward bias voltage and
Conducting, makes the Vgs of the second field-effect tube Q1 also obtain negative bias and also simultaneously turns on, and power supply BAT passes through the second field-effect tube Q1
Give the power supply of WP1812 chip, WP1812 chip obtain it is electric after complete initialization, it is next then by judge whether third pin is high level
Judge whether key is pressed for the first time, if button switch SW is to press for the first time, then the 8th pin output of WP1812 chip
To maintain the first field-effect tube Q3 to be connected, the 6th pin of subsequent WP1812 chip and the 7th pin output high level supply high level
Oscillating circuit is answered to work.After oscillating circuit power supply is normal, the 4th pin of WP1812 chip exports non-zero level, the first triode
The base stage of Q4 obtains bias current through resistance R3, begins to turn on the first triode Q4, capacitor C4, capacitor C5 and inductance L1 composition
Frequency-selective network does not react on the first triode Q4 with capacitor C7, capacitor C8 and capacitor C9 mono-, makes the first triode Q4 shape
It is vibrated at capacitance three-point type.When 4th pin of WP1812 chip exports low level, the base stage of the first triode Q4 loses biasing
Electric current and end, when the 4th pin of WP1812 chip exports different duty cycle signals, so that it may control the first triode Q4
In gap oscillation mode, to realize that output intensity adjusts.
Under normal mode of operation, the third pin foot of WP1812 chip pulls down to logical zero state by resistance R8, only again
When pressing button switch SW, the third pin of WP1812 chip can just detect that high level carries out shutdown movement, at this time WP1812
The 4th pin, the 6th pin and the 7th pin of chip export low level and close oscillating circuit.The 8th of WP1812 chip draws
Foot exports low level, turns off the first field-effect tube Q3, while the second field-effect tube Q1 is because the negative pressure that resistance R1 loses Vgs is also closed
Break, until WP1812 chip power-down completes shutdown movement.In working condition, capacitor C6 is only by the Oscillatory Coupling of previous pole
To the second triode Q2, when the second triode Q2 is connected, LED light obtains forward bias conducting, to realize that oscillation refers to
Showing function, when LED light is always on, then it represents that circuit just works in starting of oscillation, if LED light is constantly in flashing state,
Illustrate there is external interference or circuit itself job insecurity.
Claims (7)
1. ring, including electromagnetism flutter generator and inductance coil occur for a kind of electromagnetic pulse, which is characterized in that the electromagnetism pulsation
Generator includes power supply, switching circuitry, fundamental wave generator circuit and oscillating circuit, and the power supply is the base by switching circuitry
Wave generation circuit is powered, and the signal Triggered Oscillation circuit that the fundamental wave generator circuit generates generates frequency stabilization amplitude
Constant sine wave, the output end of the oscillating circuit are connected with the both ends of inductance coil.
2. ring occurs for electromagnetic pulse according to claim 1, which is characterized in that the switching circuitry include button switch,
First field-effect tube and the second field-effect tube, one end of the button switch are connected with positive pole, and the other end passes through an electricity
Resistance ground connection also passes through the conducting wire grid with fundamental wave generator circuit and the first field-effect tube respectively between the button switch and resistance
Extremely it is connected, the drain electrode of the first field-effect tube is connected with the grid of the second field-effect tube, source electrode ground connection；Second field-effect tube
Drain electrode is connected with positive pole, and source electrode is connected with the power end of fundamental wave generator circuit, the feedback of the fundamental wave generator circuit
End is also connected with the grid of the first field-effect tube.
3. ring occurs for electromagnetic pulse according to claim 1, which is characterized in that the fundamental wave generator circuit includes
First pin of WP1812 chip, the WP1812 chip is connected with positive pole, and second pin is vacant, third pin and switch
The output end in circuit is connected, and the 4th pin is connected with the input terminal of oscillating circuit, and the 5th pin ground connection, the 6th pin and the 7th draws
Power end of the foot as oscillating circuit, the 8th pin feedback link to switching circuitry.
4. ring occurs for electromagnetic pulse according to claim 1, which is characterized in that the oscillating circuit includes the one or three pole
Pipe, the base stage of first triode are connected with the output end of fundamental wave generator circuit, and emitter passes through a resistance eutral grounding, collection
Electrode is connected by another resistance with power end, is also connected between the collector and emitter there are two capacitor in parallel,
The base stage also passes through another capacitor and is connected with power end.
5. ring occurs for electromagnetic pulse according to claim 4, which is characterized in that the collector also pass through frequency-selective network with
Power end is connected.
6. ring occurs for electromagnetic pulse according to claim 4, which is characterized in that the collector of first triode also with
The base stage of second triode is connected, and the emitter of second triode is connected with power end, and collector is connect by a LED
Ground.
7. ring occurs for electromagnetic pulse according to claim 1, which is characterized in that the inductance coil is embedded in bracelet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821720545.XU CN209575521U (en) | 2018-10-23 | 2018-10-23 | A kind of electromagnetic pulse generation ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821720545.XU CN209575521U (en) | 2018-10-23 | 2018-10-23 | A kind of electromagnetic pulse generation ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209575521U true CN209575521U (en) | 2019-11-05 |
Family
ID=68375797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821720545.XU Expired - Fee Related CN209575521U (en) | 2018-10-23 | 2018-10-23 | A kind of electromagnetic pulse generation ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209575521U (en) |
-
2018
- 2018-10-23 CN CN201821720545.XU patent/CN209575521U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 |