CN2272134Y - Electronic anti-violent bracelet - Google Patents

Abstract

The utility model discloses an anti-violence apparatus capable of generating electric shock, which overcomes the defect of inconvenient carrying in an existing anti-violence apparatus and is composed of a power supply, a time oscillating circuit, a low-voltage oscillating circuit, a controllable silicon control circuit, a high-voltage transformer, etc., wherein, the electronic components are respectively loaded into a plurality of cases connected with one another, and the cases are tied on the arm through a watchband. When violent infringement occurs, a switch can be triggered to generate a high voltage pulse to knock down the other person involved. The utility model has the advantages of small size, fit wear and easy use and can play the roles of violence prevention and body protection.

Description

The electronic anti-violence bracelet

The utility model belongs to the device that produces electric shock effect, particularly the electronic anti-violence bracelet of band on arm.

Present anti-riot apparatus has many kinds, as the disclosed a kind of Self-defending garments of CN2087439U, though these clothes can play self-defence effect, but when it is warm, wears very inconvenient.And for example CN1094532A discloses a kind of electronic anti-violence alarm, and it can produce high voltage the offender is worked the uniform effect that threatens, and suits to be installed in fixed-site, is not easy to carry.

The purpose of this utility model is little, the easy to carry self-defence apparatus of a kind of volume of design.

The utility model is made up of power unit, time circuit, low pressure oscillating circuit, SCR control circuit and high-tension transformer.The electronic component of each several part is looked its volume size and is respectively charged in several housings that link mutually.These housings can lie on the arm by watchband.

Narrate its structure below respectively.

Power unit comprises power supply E and K switch ₁

Time circuit: by triode T ₁, T ₂And resistance R ₂And capacitor C ₁The makeup time oscillating circuit, its frequency of oscillation is by R ₂, C ₁Decision.Triode T ₁Emitter stage connect the positive pole of power supply E, T ₁Collector connecting transistor T ₂Base stage, T ₂Emitter stage link to each other triode T with the negative pole of power supply E ₁Base stage and the positive pole of power supply E between series resistance R ₂And capacitor C ₁, triode T ₂Colelctor electrode link to each other with the negative pole of controllable silicon SCR;

Low pressure oscillating circuit: by transformer B ₁With triode T ₃Form the low pressure oscillating circuit, promptly the positive pole of power supply E is respectively by coil L ₃Meet triode T ₃Colelctor electrode and pass through resistance R ₄, coil L ₄Meet triode T ₃Base stage, triode T ₃Grounded emitter.At coil L ₅Last induction produces higher voltage through bridge rectifier D ₂Become direct current output after the rectification.

SCR control circuit:, adopt following circuit in order to make equipment miniaturization.The vibration output cathode of time circuit passes through resistance R ₃Connect the trigger electrode of controllable silicon SCR, coil L ₂, capacitor C ₂And K switch ₂The series connection back is in parallel with controllable silicon SCR, afterwards with bridge-type integral expression device D ₂Output link to each other.

High-tension transformer B ₂By unshakable in one's determination and coil L ₁And L ₂Form.At coil L ₁Last generation high-voltage pulse output.

The utility model is simple in structure, is easy to carry, anti-riot flak jacket.

The drawing explanation:

Fig. 1 is the circuit diagram of present embodiment, and Fig. 2 is the profile schematic diagram of present embodiment.

Embodiment:

Power unit adopts rechargeable battery that complete machine is powered.In order to indicate power supply situation, can be in K switch ₁Connect resistance R between the power positive cathode of back ₁With light emitting diode D ₁For to battery charge, be connected with charging jack A and B at the battery two ends.

Time circuit: triode T ₁Model be 3A * 31, triode T ₂Model be 3DG12, resistance R ₂Be 51 Ω, capacitor C ₁Be 16V, 2.2uf, this circuit output frequency is per second 3～4 times.

Low pressure oscillating circuit: resistance R ₄Be 6.8K, triode T ₃Be 3DD15, coil L ₃=20N, L ₄=34N, L ₅=1200N bridge rectifier D ₂Be 4 * 1N4007.

SCR control circuit: resistance R ₃=20 Ω, controllable silicon are bidirectional triode thyristor, and model is SCR10, capacitor C ₂Be 400 volts, 2.2uf, coil L ₂=15N.

High-tension transformer output: coil L ₁=1200N, coil L ₁Two ends receiving electrode 4.

Transformer core all adopts the high material of magnetic induction intensity, as neodymium iron boron etc.

As Closing Switch K ₁The time, power supply E powers to complete machine, light emitting diode D ₁Luminous demonstration.Power supply passes through R ₂To C ₁Charging, C ₁Be full of the back to triode T ₁The base stage discharge makes it conducting.Because C ₁Discharge and recharge, form 3～4 vibration output of per second, in order to trigger controllable silicon.Power supply is by coil L ₃Be added to triode T ₃Colelctor electrode, by resistance R ₄With coil L ₄Be added to triode T ₃Base stage, make triode T ₃Conducting, wherein coil L ₄Produce negative-feedback.Triode T ₃Coil L is flow through in conducting ₃Electric current make B ₁Generate an electromagnetic field, at coil L ₅Last induction produces 400 volts of voltages, passes through bridge rectifier D again ₂Become direct current output.As Closing Switch K ₂The time, 400 volts of direct currents are to capacitor C ₂Charging.The controllable silicon trigger electrode passes through resistance R ₃Connect the vibration output of time circuit, make controllable silicon produce the conducting of per second 3～4 times.When the controllable silicon conducting, capacitor C ₂Discharge, electric current flowing through coil L ₂The time, at coil L ₁Two ends produce 18000～20000 volts pulse.Coil L ₁Two ends receiving electrode 4.

In K switch ₂Soft-touch control K also can install in the place ₃, work as K ₂During disconnection, touch K ₃Also can repeat above-mentioned action.

All electronic components of the present utility model all adopt small-sized, and with they ABS plastic housings that to put into seven profiles respectively be 34 * 20 * 10mm, seven plastic casings fuse with connect mechanism, and watchband is installed at two ends, can lie on the arm.Among Fig. 21 is power switch K ₁, 2 is light emitting diode, 3 is hand switch K ₂, 4 is electrode, 5 touch switches, and 6 connect mechanisms, 7 is watchband, and 8 for being equipped with the housing of low pressure oscillating mechanism, and 9 for being equipped with low pressure output housing, and 10 for being equipped with the housing in SCR control loop, and 11 for being equipped with the housing of high-tension coil, and 12 for being equipped with capacitor C ₂Housing, 13 for the housing 14 that time circuit is housed is equipped with the housing of power unit, 15 are the charging jack.

Claims (2)

1, a kind of electronic anti-violence bracelet is characterized in that:

1) power supply E and K switch ₁,

2) by triode T ₁Emitter stage connect the positive pole of power supply E, T ₁Collector connecting transistor T ₂Base stage, T ₂Emitter stage link to each other triode T with the negative pole of power supply E ₁Base stage and the positive pole of power supply E between series resistance R ₂And capacitor C ₁, triode T ₂Colelctor electrode and the negative pole of controllable silicon SCR be connected to form time circuit;

3) by transformer B ₁With triode T ₃Form the low pressure oscillating circuit, promptly the positive pole of power supply E is respectively by coil L ₃Meet triode T ₃Colelctor electrode and pass through resistance R ₄With coil L ₄Meet triode T ₃Base stage, triode T ₃Grounded emitter, at coil L ₅The high voltage that last induction produces is through bridge rectifier D ₂Become direct current output after the rectification;

4) the vibration output plus terminal of time circuit passes through resistance R ₃Connect the trigger electrode of controllable silicon SCR, coil L ₂, capacitor C ₂And K switch ₂Series connection back is in parallel with controllable silicon SCR, afterwards and bridge rectifier D ₂Output be connected to form the SCR control circuit;

5) by high-tension transformer B ₂Form high-voltage output circuit;

Above-mentioned electronic component is respectively charged in several housings that link mutually.

2, according to the said electronic anti-violence bracelet of claim 1, it is characterized in that series resistance R in the loop of power supply E ₁With light emitting diode D ₁

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