CN209964349U - Safe electronic mosquito killer circuit - Google Patents

Abstract

The utility model discloses a safe electronic mosquito killer circuit, which comprises a high-voltage circuit electrically connected with the corresponding power input end, wherein the high-voltage circuit is electrically connected with the corresponding high-voltage network, a relay is correspondingly connected between the high-voltage circuit and the high-voltage network in series, the relay is electrically connected with the corresponding relay control circuit, and the relay control circuit is electrically connected with the corresponding power input end; the high-voltage circuit comprises a booster circuit and a discharge circuit correspondingly and electrically connected with the booster circuit, the booster circuit is correspondingly and electrically connected with the power input end, and the discharge circuit is correspondingly and electrically connected with the relay. The utility model relates to a safe electronic mosquito killer circuit ensures that the utensil can not cause the phenomenon of electric shock to the human body in the maintenance and clearance mosquito, worm process.

Description

Safe electronic mosquito killer circuit

Technical Field

The utility model belongs to the domestic appliance field, concretely relates to safe electronic mosquito killer circuit.

Background

At present, the deinsectization and mosquito killer is an indispensable household appliance in daily life, brings convenience to people, but many products of the type on the world are frequently shocked when the mosquito and insect killed by electric shock are maintained and cleaned in the using process, so that the damage to the human body is caused. Secondly, the principle of a step-up transformer is adopted to generate high voltage, the circuit can be effectively controlled to be powered off, the high voltage is output for 1 second, but the material cost of the circuit is high, the production process is complex, and the circuit is difficult to be applied to electric shock type insect killers, mosquito killers and other products. The third one is that the power supply voltage is used for trapping and killing mosquitoes and insects through a high voltage generated by an oscillating circuit and a high-frequency booster, the effect of the circuit for killing mosquitoes and insects is quite similar, but the circuit mainly generates a high voltage through high-frequency oscillation, so that the interference is large, the anti-interference performance is poor, and some circuits have the defects that the electric compatibility can not meet the requirement and the users cannot accept the circuit. Therefore, a safe electronic mosquito killer circuit needs to be designed.

Disclosure of Invention

An object of the utility model is to overcome above-mentioned defect, provide a safe electron mosquito killer circuit.

The utility model discloses a following scheme realizes.

A safe electronic mosquito killer circuit comprises a high-voltage circuit correspondingly and electrically connected with a power input end, wherein the high-voltage circuit is correspondingly and electrically connected with a high-voltage network;

the high-voltage circuit comprises a booster circuit and a discharge circuit correspondingly and electrically connected with the booster circuit, the booster circuit is correspondingly and electrically connected with the power input end, and the discharge circuit is correspondingly and electrically connected with the relay.

The booster circuit comprises a current limiting resistor R1 correspondingly and electrically connected with the power supply input end, and the discharge circuit comprises a high-voltage discharge resistor R2 and a high-voltage discharge resistor R3 which are connected in series.

The current-limiting resistor R1, the capacitor C1, the diode D2 and the diode D3 are correspondingly and sequentially connected in series, the diode D3, the high-voltage discharge resistor R2 and the high-voltage discharge resistor R3 are correspondingly and sequentially connected in series, the high-voltage discharge resistor R3, the diode D3 and the capacitor C3 are correspondingly and sequentially connected in series, the capacitor C3 is correspondingly and electrically connected with the current-limiting resistor R3 and the capacitor C3, the diode D3 and the diode D3 are correspondingly and parallel connected with the capacitor C3, the diode D3 is also correspondingly and electrically connected with the capacitor C3 in series, the capacitor C3 is correspondingly and electrically connected with the diode D3 and the capacitor C3, the diode D3 is also correspondingly and sequentially connected in series with the diode D3 and the diode D3, the diode D3 is correspondingly and electrically connected with the capacitor C3, and the capacitor C3 is correspondingly and sequentially connected with the high-voltage discharge resistor R36.

The relay control circuit comprises a current-limiting resistor R4 which is correspondingly and electrically connected with a power input end, the current-limiting resistor R4 is correspondingly and electrically connected with a bridge rectifier, one end of the bridge rectifier is also correspondingly and electrically connected with a resistor R5, the resistor R5 is also correspondingly and parallelly connected with a capacitor C7, the resistor R5 and the capacitor C7 are correspondingly and electrically connected with the power input end, the other end of the bridge rectifier is correspondingly and electrically connected with a voltage stabilizing diode DV1, the voltage stabilizing diode DV1 is correspondingly and electrically connected with a grounding end, a wave filtering capacitor C8 is correspondingly and parallelly connected with a voltage stabilizing diode DV1, a wave filtering capacitor C8 is correspondingly and electrically connected with the grounding end, a resistor R6 is correspondingly and parallelly connected with a wave filtering capacitor C8, and a resistor R6 is.

The resistor R7 is correspondingly connected with the resistor R6 in parallel, the resistor R7 is correspondingly electrically connected with the triode Q1, one end of the triode Q1 is correspondingly electrically connected with the coil of the relay, one end of the bridge rectifier is correspondingly electrically connected with the other end of the coil of the relay, and the triode Q1 and the resistor R7 are correspondingly connected with the diode D11 in parallel.

The bridge rectifier is correspondingly composed of a diode D7, a diode D8, a diode D9 and a diode D10.

The utility model has the advantages that: the utility model relates to a safe electronic mosquito killer circuit ensures that the utensil can not cause the phenomenon of electric shock to the human body in the maintenance and clearance mosquito, worm process.

Drawings

Fig. 1 is a block diagram of a safe electronic mosquito killer circuit according to the present invention.

Fig. 2 is a circuit diagram of a safe electronic mosquito killer circuit of the present invention.

Detailed Description

The preferred embodiments of the present invention will be further described with reference to the accompanying drawings:

the utility model provides a safe electronic mosquito killer circuit, this circuit includes the high-voltage circuit that corresponds the electricity with the power input end and is connected, the high-voltage circuit corresponds the electricity with the high-voltage network and is connected, correspond between high-voltage circuit and the high-voltage network and have concatenated the relay, the relay corresponds the electricity with the relay control circuit and is connected, the relay control circuit corresponds the electricity with the power input end and is connected; the high-voltage circuit comprises a booster circuit and a discharge circuit correspondingly and electrically connected with the booster circuit, the booster circuit is correspondingly and electrically connected with the power input end, and the discharge circuit is correspondingly and electrically connected with the relay.

The high-voltage circuit can output high voltage to electrically shock mosquitoes and insects, the high-voltage output is controlled by the relay to be switched on/off, and the relay control circuit provides working voltage required by the relay to control the relay to keep the working state in the circuit.

When the electronic mosquito killer works, part of the input end of the power supply generates high voltage through voltage multiplication of a diode and a capacitor in the high-voltage circuit, and the high voltage is matched with a discharge circuit to be output to a high-voltage network of the electronic mosquito killer through a relay, so that the attracted mosquitoes and insects are killed by electric shock. The other part of the power supply at the power supply input end enables a normally open switch of the relay to be closed through a voltage reduction part, a rectification part, a filtering part, a voltage stabilization part and a relay control part in the relay control circuit, and the high-voltage circuit is communicated with the high-voltage network. After the input end of the power supply is disconnected, the relay control circuit loses power and supplies power due to the fact that the power supply is disconnected, the relay is quickly disconnected, voltage output by high voltage can be quickly disconnected with the high voltage network within 1 second, the high voltage network is guaranteed not to have residual power, meanwhile, the high voltage circuit and a discharge circuit in an internal discharge circuit start to work, charges stored in the high voltage part are further discharged, the voltage output on the high voltage network within 1 second after the power failure is guaranteed, and the national standard below 34V is met. The phenomenon that the electric shock can not be caused to the human body in the mosquito and insect cleaning process is ensured to be maintained and cleaned by the mosquito and insect cleaning device.

The booster circuit comprises a current limiting resistor R1 correspondingly and electrically connected with the power supply input end, and the discharge circuit comprises a high-voltage discharge resistor R2 and a high-voltage discharge resistor R3 which are connected in series.

The current-limiting resistor R1, the capacitor C1, the diode D2 and the diode D3 are correspondingly and sequentially connected in series, the diode D3, the high-voltage discharge resistor R2 and the high-voltage discharge resistor R3 are correspondingly and sequentially connected in series, the high-voltage discharge resistor R3, the diode D3 and the capacitor C3 are correspondingly and sequentially connected in series, the capacitor C3 is correspondingly and electrically connected with the current-limiting resistor R3 and the capacitor C3, the diode D3 and the diode D3 are correspondingly and parallel connected with the capacitor C3, the diode D3 is also correspondingly and electrically connected with the capacitor C3 in series, the capacitor C3 is correspondingly and electrically connected with the diode D3 and the capacitor C3, the diode D3 is also correspondingly and sequentially connected in series with the diode D3 and the diode D3, the diode D3 is correspondingly and electrically connected with the capacitor C3, and the capacitor C3 is correspondingly and sequentially connected with the high-voltage discharge resistor R36.

The relay control circuit comprises a current-limiting resistor R4 which is correspondingly and electrically connected with a power input end, the current-limiting resistor R4 is correspondingly and electrically connected with a bridge rectifier, one end of the bridge rectifier is also correspondingly and electrically connected with a resistor R5, the resistor R5 is also correspondingly and parallelly connected with a capacitor C7, the resistor R5 and the capacitor C7 are correspondingly and electrically connected with the power input end, the other end of the bridge rectifier is correspondingly and electrically connected with a voltage stabilizing diode DV1, the voltage stabilizing diode DV1 is correspondingly and electrically connected with a grounding end, a wave filtering capacitor C8 is correspondingly and parallelly connected with a voltage stabilizing diode DV1, a wave filtering capacitor C8 is correspondingly and electrically connected with the grounding end, a resistor R6 is correspondingly and parallelly connected with a wave filtering capacitor C8, and a resistor R6 is.

The resistor R7 is correspondingly connected with the resistor R6 in parallel, the resistor R7 is correspondingly electrically connected with the triode Q1, one end of the triode Q1 is correspondingly electrically connected with the coil of the relay, one end of the bridge rectifier is correspondingly electrically connected with the other end of the coil of the relay, and the triode Q1 and the resistor R7 are correspondingly connected with the diode D11 in parallel.

The bridge rectifier is correspondingly composed of a diode D7, a diode D8, a diode D9 and a diode D10. The specific electrical connection structure, operation principle and operation process of the bridge rectifier are well known in the art and will not be described herein.

The high-voltage net is arranged on the electronic mosquito killer, and the specific structure, the working process and the principle of the high-voltage net are known in the prior art and are not described in detail herein. In this embodiment, the power input terminal is the commercial power.

The working process of the present application is briefly explained below.

The commercial power of the power input end is limited by a current-limiting resistor R1 to determine the current value required by high-voltage output, and then a 6-voltage-multiplying booster circuit is formed by a diode D1, a diode D2, a diode D3, a diode D4, a diode D5, a diode D6, a capacitor C1, a capacitor C2, a capacitor C3, a capacitor C4, a capacitor C5 and a capacitor C6 (the principle and the composition of the booster circuit are known technologies, and the description is omitted here, the high-voltage output value can be increased or reduced by voltage-multiplying stages according to the required voltage), the required high-voltage is output by a relay, the high-voltage is output to the high-voltage network through a normally open contact of the relay, and mosquitoes and insects which are induced into the high-voltage network are killed by high.

The utility power of the power input end passes through a current-limiting resistor R4, then passes through a resistor R5 and is further connected in parallel with a capacitor C7 to form a resistance-capacitance voltage reduction, then the rectification is carried out through a bridge rectifier, finally the direct current supply voltage is obtained through the wave filtering of a voltage-stabilizing diode DV1 and a wave filtering capacitor C8, one part of the direct current is connected with the collector of a triode Q1 through a coil of a relay, the other part of the direct current passes through R7 to provide driving current for the triode Q1, so that the triode Q1 is conducted with the relay, the relay is conducted to enable a normally open contact of the relay to attract, and the high-voltage current is conducted with.

After the commercial power of power input end is cut off, the triode Q1 stop working because of losing power of relay control circuit, the relay can't switch on, the normally open contact of relay breaks off, and make the online outage of high voltage rapidly, the relay is with the outage of high voltage network simultaneously, surplus electricity in the internal line also discharges through R2, R3 discharge resistance, voltage on the online of high voltage of 1 second that reaches the national standard does not lie in 34V, guarantee that the utensil can not cause the phenomenon of electric shock to the human body in the maintenance and clearance mosquito, worm process. The internal structure, working process and principle of the relay are well known technology, and are not described in detail herein.

Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims (4)

1. The utility model provides a safe electron mosquito killer circuit which characterized in that: the circuit comprises a high-voltage circuit correspondingly and electrically connected with a power input end, wherein the high-voltage circuit is correspondingly and electrically connected with a high-voltage network;

the high-voltage circuit comprises a booster circuit and a discharge circuit correspondingly and electrically connected with the booster circuit, the booster circuit is correspondingly and electrically connected with the power input end, and the discharge circuit is correspondingly and electrically connected with the relay.

2. The safe electronic mosquito killer circuit according to claim 1, wherein: the booster circuit comprises a current limiting resistor R1 correspondingly and electrically connected with the power supply input end, and the discharge circuit comprises a high-voltage discharge resistor R2 and a high-voltage discharge resistor R3 which are connected in series;

the current-limiting resistor R1, the capacitor C1, the diode D2 and the diode D3 are correspondingly and sequentially connected in series, the diode D3, the high-voltage discharge resistor R2 and the high-voltage discharge resistor R3 are correspondingly and sequentially connected in series, the high-voltage discharge resistor R3, the diode D3 and the capacitor C3 are correspondingly and sequentially connected in series, the capacitor C3 is correspondingly and electrically connected with the current-limiting resistor R3 and the capacitor C3, the diode D3 and the diode D3 are correspondingly and parallel connected with the capacitor C3, the diode D3 is also correspondingly and electrically connected with the capacitor C3 in series, the capacitor C3 is correspondingly and electrically connected with the diode D3 and the capacitor C3, the diode D3 is also correspondingly and sequentially connected in series with the diode D3 and the diode D3, the diode D3 is correspondingly and electrically connected with the capacitor C3, and the capacitor C3 is correspondingly and sequentially connected with the high-voltage discharge resistor R36.

3. The safe electronic mosquito killer circuit according to claim 1, wherein: the relay control circuit comprises a current-limiting resistor R4 correspondingly and electrically connected with a power input end, the current-limiting resistor R4 is correspondingly and electrically connected with a bridge rectifier, one end of the bridge rectifier is also correspondingly and electrically connected with a resistor R5, the resistor R5 is also correspondingly and parallelly connected with a capacitor C7, the resistor R5 and the capacitor C7 are correspondingly and electrically connected with the power input end, the other end of the bridge rectifier is correspondingly and electrically connected with a voltage stabilizing diode DV1, the voltage stabilizing diode DV1 is correspondingly and electrically connected with a grounding end, a wave filtering capacitor C8 is correspondingly and parallelly connected with the voltage stabilizing diode DV1, the wave filtering capacitor C8 is correspondingly and electrically connected with the grounding end, the resistor R6 is correspondingly and parallelly connected with a wave filtering capacitor C8, and the resistor R6 is correspondingly and;

the resistor R7 is correspondingly connected with the resistor R6 in parallel, the resistor R7 is correspondingly electrically connected with the triode Q1, one end of the triode Q1 is correspondingly electrically connected with the coil of the relay, one end of the bridge rectifier is correspondingly electrically connected with the other end of the coil of the relay, and the triode Q1 and the resistor R7 are correspondingly connected with the diode D11 in parallel.

4. The safe electronic mosquito killer circuit according to claim 3, wherein: the bridge rectifier is correspondingly composed of a diode D7, a diode D8, a diode D9 and a diode D10.

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