CN206136432U

CN206136432U - Control circuit of high frequency, high -voltage electronic mouse killer

Info

Publication number: CN206136432U
Application number: CN201621249106.6U
Authority: CN
Inventors: 王寅生
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-17
Filing date: 2016-11-17
Publication date: 2017-04-26
Anticipated expiration: 2026-11-17

Abstract

The utility model discloses a control circuit of high frequency, high -voltage electronic mouse killer, include: boost circuit, oscillation circuit, bridge type rectifier circuit to and the high pressure that a plurality of connected in parallel each other along separate routes, boost circuit is used for changing direct current low voltage into high frequency and high voltage, and it includes a plurality of high -frequency transformer and a field effect transistor, and this a plurality of high -frequency transformer's low voltage winding is parallelly connected and regard as primary each other, and high voltage winding establishes ties and as secondary coil each other, oscillation circuit links to each other with field effect transistor's grid, bridge type rectifier circuit's input links to each other with boost circuit's secondary coil, and the output is established ties with a plurality of high pressure respectively along separate routes mutually, every high pressure all can discharge to the mouse along separate routes. This control circuit can produce high frequency, high -tension electricity, and is efficient, and the security performance is high, and is longe -lived.

Description

The control circuit of high frequency, high voltage electronic rat eradication equipment

Technical field

This utility model is related to a kind of electric power trapping catcher, more particularly to the control of a kind of high frequency, high voltage electronic rat eradication equipment Circuit processed.

Background technology

Proverb has：" a rat running across the street, with everybody shouting ", it is seen that the mankind are so disagreeable mouse, mouse not only steals food of serving as a soldier, Destruction article, and be also that many diseases occur and popular communication media, oropsylla silantiewi, epidemic hemorrhagic fever, hook end spiral shell Rotation body disease waits more than 30 kinds of disease.

With scientific and technological progress, in addition to traditional mousetrap, mousetrap, mouse sticking plate, people have invented a kind of electronic deratization device, electricity Sub- mouse killer is a kind of efficient deratization tool, can indoors or field is operated, and particularly field is used for protecting in the wild Shield crops, are the competent assistants for eliminating the plague of rats.At present, the electronic deratization device great majority sold on market are using power frequency transformation Directly boosting kills mouse device, and, using discovery, such electronic deratization device is less efficient for which, easily generates heat, fragile.

Utility model content

The purpose of this utility model is for drawbacks described above of the prior art, there is provided a kind of efficiency high, security performance Height, the high frequency of life-span length, the control circuit of high voltage electronic rat eradication equipment.

To realize above-mentioned utility model purpose, this utility model employs following technical scheme：A kind of high frequency, high-pressure electronic The control circuit of mouse killer, including：Booster circuit, oscillating circuit, bridge rectifier, and several high pressure parallel with one another Branch；For DC low-voltage is changed into high-frequency and high-voltage, which includes several high frequency transformers and a field to the booster circuit Effect pipe V2, the low pressure winding of several high frequency transformers are parallel with one another and as primary coil, and high pressure winding is mutually gone here and there Join and as secondary coil, the Same Name of Ends of primary coil is connected with positive source, the other end and field effect transistor of primary coil The drain electrode of V2 is connected, the source class ground connection of field effect transistor V2；The oscillating circuit is connected with the grid of field effect transistor V2；The bridge-type The input of rectification circuit is connected with the secondary coil of booster circuit, and outfan is in series with several high pressure branches respectively；Often Individual high pressure branch all includes resistance parallel with one another and display lamp, and each high pressure branch can be discharged to mouse.

Additionally, this utility model also provides following attached technical scheme：

The control circuit also includes two-way reverse connection prevention protection circuit, and two-way reverse connection prevention protection circuit includes field effect transistor V1, Optocoupler P2, resistance R8 and resistance R9.Positive source, optocoupler P2 negative electrodes, optocoupler P2 anodes, resistance R9, load negative pole are sequentially connected in series； Positive source, resistance R8, optocoupler P2 colelctor electrodes, optocoupler P2 emitter stages, power cathode are sequentially connected in series；Field effect transistor V1 grid is distinguished Connect with the colelctor electrode of resistance R8, optocoupler P2；The drain electrode of field effect transistor V1 is connected with resistance R9, load negative pole respectively；Field effect transistor V1 source grounds.

Control circuit also includes the voltage-multiplying circuit being arranged between booster circuit and bridge rectifier, for rising piezoelectricity One times of the voltage increase of road secondary coil is simultaneously exported to bridge rectifier；Voltage-multiplying circuit includes electric capacity C4, diode D2, and two Pole pipe D3, electric capacity C4 are connected with one input of bridge rectifier, electric capacity C4, diode D2, diode D3 and bridge rectifier electricity Another input series connection in road.

Be in series between the booster circuit and bridge rectifier electric capacity C5, electric capacity C5 and electric capacity C4, diode D2, Diode D3 is parallel with one another, for playing by-pass shunt effect, reduces diode heating.

It is in series with electric capacity C6 between the booster circuit and bridge rectifier, electric capacity C6 plays metering function, with reference to shaking Swing circuit pulse width, adjustment quiescent current and output current.

Control circuit also includes warning circuit, and warning circuit includes sample resistance R12, current-limiting resistance R13, current-limiting resistance R7, clamps resistance R10, potentiometer W2, buzzer HA, alarm lamp WL, optocoupler P1, and field effect transistor V3；Sample resistance R12 connects Between bridge rectifier and several high pressure branches；Bridge rectifier, current-limiting resistance R13, optocoupler P1 anodes, optocoupler P1 Negative electrode, several high pressure branches are serially connected；Positive source, current-limiting resistance R7, optocoupler P1 colelctor electrodes, optocoupler P1 emitter stages, field Effect pipe V3 grids are serially connected；Positive source, buzzer HA, potentiometer W2, the drain electrode of field effect transistor V3 are serially connected；Power supply is just Pole, alarm lamp WL, the drain electrode of field effect transistor V3 are serially connected；Field effect transistor V3 source ground.

Control circuit also includes power indicating circuit, and the power indicating circuit is connected between power positive cathode, and which includes The resistance R11 being serially connected and LED 1.

Compared to prior art, advantage of the present utility model is：High frequency, high-tension electricity can be produced, can be in AC or DC Power supply is lower to be used, and also battery can be charged, and comprehensively embodies efficiency high, and security performance is high, life-span length, and it is excellent that function is more etc. Gesture.

Description of the drawings

Fig. 1 is high frequency of the present utility model, the circuit diagram of the control circuit of high voltage electronic rat eradication equipment.

Specific embodiment

Technical solutions of the utility model are made with further nonrestrictive detailed below in conjunction with preferred embodiment and its accompanying drawing Explanation.

Referring to Fig. 1, high frequency, the control circuit of high voltage electronic rat eradication equipment include power supply, power indicating circuit, booster circuit, Oscillating circuit, voltage-multiplying circuit, bridge rectifier, three high pressure branches, two-way reverse connection prevention protection circuit, and warning circuit.

Power supply can be alternating current or unidirectional current, when for alternating current when, need to separately connect a regulated power supply, alternating current is converted to Unidirectional current；When for unidirectional current when, then be directly accessed.

Power indicating circuit is connected between power positive cathode, and which includes the resistance R11 being serially connected and light emitting diode LED1, after power on, LED 1 is powered.

Booster circuit is changed into high-frequency high-voltage for the DC low-voltage electricity for exporting power supply.The present embodiment, booster circuit Including three high frequency transformers B1, B2, B3 and field effect transistor V2, the low pressure winding of three high frequency transformers is parallel with one another And used as primary coil, high pressure winding is serially connected and as secondary coil, the Same Name of Ends and positive source of primary coil It is connected, the other end of primary coil is connected with the drain electrode of field effect transistor V2, the source class ground connection of field effect transistor V2.

Oscillating circuit is connected with the grid (i.e. control pole) of power positive cathode and field effect transistor V2, the present embodiment, vibration electricity Road is mainly made up of SG3525 chips and some peripheral components, and SG3525 chips are single-chip integration pwm chip, are produced about The square-wave signal of 30KHz.Pin 1 is connected with pin 2, is connected with power cathode by resistance R3, by resistance R4 and pin 16 It is connected；3,4,10,14 sky of pin connects；Pin 5 is connected with power cathode by electric capacity C2；Pin 6 is born with power supply by resistance R2 Extremely it is connected；Pin 7 is connected with power cathode by resistance R1 and electric capacity C2；Pin 8 passes through electrochemical capacitor C1 and power cathode phase Even；Pin 9 is connected with the sliding node of potentiometer W1；Pin 11 is connected with power cathode by resistance R5, by resistance R6 with The grid of field effect transistor V2 is connected；Pin 12 is grounded；Pin 13 is connected with positive source by diode D1, by electrochemical capacitor C3 is connected with power cathode；Pin 15 is connected with positive source by diode D1；Pin 16 is defeated with resistance R4 and potentiometer W1 Enter end to be connected.The output of pin 11 final stage adopts push-pull output circuit, driving FET V2.

Voltage-multiplying circuit is for by one times of the voltage increase of booster circuit secondary coil and exporting to bridge rectifier.Multiplication of voltage Circuit includes electric capacity C4 and diode D2 and diode D3, and electric capacity C4 is connected with one input of bridge rectifier, electric capacity C4, Diode D2, diode D3 are connected with another input of bridge rectifier.

Bridge rectifier utilizes four diodes, docks two-by-two, for the friendship in the electric current after voltage-multiplying circuit is boosted Stream composition is changed into unidirectional current, the more smooth unidirectional current of output.In the one of outfan of booster circuit and bridge rectifier electricity Series capacitance C5 between road, electric capacity C5 and electric capacity C4, diode D2, diode D3 are parallel with one another, for playing by-pass shunt effect, Reduce diode D2, D3 heating.Electric capacity C6 is in series between another outfan of booster circuit and voltage-multiplying circuit, electric capacity C6 rises Metering function, with reference to the potentiometer W1 adjustment pulse widths of oscillating circuit, so as to adjust quiescent current and fine setting output current.

Three high pressure branches are connected with bridge rectifier respectively, in parallel each other.Each high pressure branch includes phase Mutual resistance in parallel and display lamp, each high pressure branch can discharge to mouse.

Two-way reverse connection prevention protection circuit includes field effect transistor V1, optocoupler P2, resistance R8 and resistance R9.Positive source, optocoupler P2 negative electrodes, optocoupler P2 anodes, resistance R9, load negative pole are sequentially connected in series；Positive source, resistance R8, optocoupler P2 colelctor electrodes, optocoupler P2 Emitter stage, power cathode are sequentially connected in series；Field effect transistor V1 grid is connected with the colelctor electrode of resistance R8, optocoupler P2 respectively；Field effect Pipe V1 drain electrodes are connected with resistance R9, load negative pole respectively；Field effect transistor V1 source ground.Two-way counnter attack connection function is capable of achieving battery All shield in discharge condition or charged state, specifically, when the power positive line of mouse killer is connected to external connection battery negative pole, When negative line is connected to anode, field effect transistor V1 is forced to be cut as the resistance R8 of field effect transistor V1 is connected on electronegative potential Only, protected circuit；In the charge state, when battery lead is reversed, anode electric current Jing resistance R9 and optocoupler P1 The transistor turns in optocoupler P1 are made, field effect transistor V1 grid potential is dragged down, therefore field effect transistor V1 is turned off, circuit is protected Shield.

Warning circuit includes sample resistance R12, current-limiting resistance R13, current-limiting resistance R7, clamps resistance R10, potentiometer W2, Buzzer HA, alarm lamp WL, optocoupler P1, and field effect transistor V3.It is high with several that sample resistance R12 is connected on bridge rectifier Between pressure branch；Bridge rectifier, current-limiting resistance R13, optocoupler P1 anodes, optocoupler P1 negative electrodes, several high pressure branches are mutual Series connection；Positive source, current-limiting resistance R7, optocoupler P1 colelctor electrodes, optocoupler P1 emitter stages, field effect transistor V3 grid are serially connected；Electricity Source positive pole, buzzer HA, potentiometer W2, the drain electrode of field effect transistor V3 are serially connected；Positive source, alarm lamp WL, field effect transistor V3 Drain electrode is serially connected；Field effect transistor V3 source ground.

The warning circuit operation principle is：When mouse runs into any one high pressure branch, high-tension electricity flows through resistance R12, and Voltage is produced at resistance R12 two ends, voltage Jing resistance R13 drives optocoupler P1 interior light emitting diodes, and inside optocoupler P1 Phototriode is turned on, and the grid of field effect transistor V3 is turned on because obtaining positive voltage so that electric current passes through alarm lamp WL and buzzing Device HA.Potentiometer W2 is used for the warning volume for adjusting buzzer HA.

The characteristics of control circuit of the present utility model is to use High frequency transformer, such as：High frequency transformer inside charger for mobile phone, draws materials easily, low cost.By same model high frequency transformer Primary coil and secondary coil turn use around, and the Same Name of Ends of low pressure winding is together in parallel as primary use, high pressure winding string Join and be used as secondary use, so can prevent transformator from puncturing high voltage reasonable distribution.In the present embodiment, by three The transformer high-voltage windings in series of EE16 magnetic cores obtains after certain high pressure again after voltage-multiplying circuit, to obtain 2500V left Right high direct voltage (voltage of usual more than 1500V can just puncture the fur resistance of mouse), and can be by high-tension current control System is within 50mA safe currents.Meanwhile, reversed protection when control circuit of the present utility model there is battery to charge, discharges, Greatly reduce the spoilage of product, improve service life.

Comprehensively above it will be appreciated that the exportable high frequency of control circuit of the present invention, high-tension electricity can be made under AC or DC powered With, also battery can be charged, comprehensively embody efficiency high, security performance is high, life-span length, the advantage such as function is more.

It is pointed out that above-mentioned preferred embodiment is only to illustrate technology design of the present utility model and feature, its purpose It is to allow person skilled in the art will appreciate that content of the present utility model and implement according to this, this reality can not be limited with this With new protection domain.All equivalence changes made according to this utility model spirit or modification, all should cover in this reality Within new protection domain.

Claims

1. the control circuit of a kind of high frequency, high voltage electronic rat eradication equipment, it is characterised in that control circuit includes：Booster circuit, vibration Circuit, bridge rectifier, and several high pressure branches parallel with one another；

For DC low-voltage is changed into high-frequency and high-voltage, which includes several high frequency transformers and a field effect to the booster circuit Should manage (V2), the low pressure winding of several high frequency transformers is parallel with one another and as primary coil, and high pressure winding is mutually gone here and there Join and as secondary coil, the Same Name of Ends of primary coil is connected with positive source, the other end and field effect transistor of primary coil (V2) drain electrode is connected, the source class ground connection of field effect transistor (V2)；

The oscillating circuit is connected with the grid of field effect transistor (V2)；

The input of the bridge rectifier is connected with the secondary coil of booster circuit, and outfan is divided with several high pressure respectively Road is in series；

Each high pressure branch includes resistance parallel with one another and display lamp, and each high pressure branch can be discharged to mouse.

2. the control circuit of high frequency according to claim 1, high voltage electronic rat eradication equipment, it is characterised in that control circuit is also Including two-way reverse connection prevention protection circuit, the two-way reverse connection prevention protection circuit includes field effect transistor (V1), optocoupler (P2), resistance , and resistance (R9) (R8)；

Positive source, optocoupler (P2) negative electrode, optocoupler (P2) anode, resistance (R9), load negative pole are sequentially connected in series；

Positive source, resistance (R8), optocoupler (P2) colelctor electrode, optocoupler (P2) emitter stage, power cathode are sequentially connected in series；

Field effect transistor (V1) grid is connected with the colelctor electrode of resistance (R8), optocoupler (P2) respectively；

Field effect transistor (V1) drain electrode is connected with resistance (R9), load negative pole respectively；

Field effect transistor (V1) source ground.

3. the control circuit of high frequency according to claim 1, high voltage electronic rat eradication equipment, it is characterised in that control circuit is also Including the voltage-multiplying circuit being arranged between booster circuit and bridge rectifier, for the voltage of booster circuit secondary coil is carried Rise one times and export to bridge rectifier；Voltage-multiplying circuit includes electric capacity (C4), diode (D2), and diode (D3), electric capacity (C4) connect with one input of bridge rectifier, electric capacity (C4), diode (D2), diode (D3) are another with bridge rectifier One input is connected.

4. the control circuit of high frequency according to claim 3, high voltage electronic rat eradication equipment, it is characterised in that in the boosting Electric capacity (C5), electric capacity (C5) and electric capacity (C4), diode (D2), diode (D3) are in series between circuit and bridge rectifier It is parallel with one another, for playing by-pass shunt effect, reduce diode heating.

5. the control circuit of high frequency according to claim 1, high voltage electronic rat eradication equipment, it is characterised in that in the boosting Electric capacity (C6) is in series between circuit and bridge rectifier, electric capacity (C6) plays metering function, with reference to oscillating circuit pulse width, Adjustment quiescent current and output current.

6. the control circuit of high frequency according to claim 1, high voltage electronic rat eradication equipment, it is characterised in that control circuit is also Including warning circuit, the warning circuit includes sample resistance (R12), and current-limiting resistance (R13), current-limiting resistance (R7) clamp resistance (R10), potentiometer (W2), buzzer, alarm lamp, optocoupler (P1), and field effect transistor (V3)；

Bridge rectifier, sample resistance (R12), several high pressure branches are serially connected；

Bridge rectifier, current-limiting resistance (R13), optocoupler (P1) anode, optocoupler (P1) negative electrode, several high pressure branches are mutually gone here and there Connection；

Positive source, current-limiting resistance (R7), optocoupler (P1) colelctor electrode, optocoupler (P1) emitter stage, field effect transistor (V3) grid are mutual Series connection；

Positive source, buzzer, potentiometer (W2), field effect transistor (V3) drain electrode are serially connected；

Positive source, alarm lamp, field effect transistor (V3) drain electrode are serially connected；

Field effect transistor (V3) source ground.

7. the control circuit of high frequency according to claim 1, high voltage electronic rat eradication equipment, it is characterised in that control circuit is also Including power indicating circuit, the power indicating circuit is connected between power positive cathode, and which includes the resistance (R11) being serially connected With light emitting diode (LED1).