CN107634579A - The standby dual power supply generator emergency starting system of electric motor protecting type - Google Patents
The standby dual power supply generator emergency starting system of electric motor protecting type Download PDFInfo
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- CN107634579A CN107634579A CN201710983057.1A CN201710983057A CN107634579A CN 107634579 A CN107634579 A CN 107634579A CN 201710983057 A CN201710983057 A CN 201710983057A CN 107634579 A CN107634579 A CN 107634579A
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Abstract
The invention discloses a kind of standby dual power supply generator emergency starting system of electric motor protecting type, it is characterised in that：Including control chip U1; electric capacity C5; electric capacity C6, electric capacity C4, resistance R8; resistance R9; resistance R10, the chip drive circuit being connected with control chip U1, the two-supply circuit being connected with chip drive circuit; the emergent decision circuitry being connected with control chip U1, and the motor protective circuit being connected with emergent decision circuitry.The invention provides a kind of standby dual power supply generator emergency starting system of electric motor protecting type; duplex feeding is provided for system; with ensure the stabilization of system operation with it is firm; also so that in system the connection of component it is more reasonable; system is reduced by the probability of circuit damage; also reduce production and the use cost of system well simultaneously so that product can be popularized preferably.
Description
Technical field
Meet an urgent need and open the invention belongs to generator powered field, in particular to a kind of standby dual power supply generator of electric motor protecting type
Dynamic system.
Background technology
Nowadays, either life or production be unable to do without electric energy, if having a power failure suddenly, it will largely effecting on people just
Often life and production.In order to ensure that life is normally carried out with what is produced, most cell, market and enterprise can set standby
By the use of generator as temporary power power supply, to tackle situation about having a power failure suddenly.But stand-by generator of today is having a power failure
The reaction of startup optimization is slower afterwards, and most stand-by generator is required to artificially be started；Although and a small number of generator
Emergency starting system is provided with, but its price is universal to be costly unfavorable for the popularization of equipment, and due to the system design
The defects of so that the system is easy to the circuit damage fluctuated when standby, shortens the service life of system, also simultaneously
Need frequently to carry out maintenance and repair, aggravated the burden of user significantly.
The content of the invention
It is an object of the invention to overcome above mentioned problem, there is provided a kind of standby dual power supply generator of electric motor protecting type is met an urgent need
Activation system, duplex feeding is provided for system, to ensure the stabilization of system operation with firm, also cause the company of component in system
Connect more rationally, reduce system by the probability of circuit damage, while also reduce production and the use cost of system well,
Product is preferably popularized.
The purpose of the present invention is achieved through the following technical solutions：
The standby dual power supply generator emergency starting system of electric motor protecting type, including control chip U1, positive pole simultaneously with control
Chip U1 TRIG pins and THRES pins is connected, the electric capacity C5 that negative pole is connected with control chip U1 GND pins, just
The electric capacity C6 that pole is connected with control chip U1 CONT pins, negative pole is connected with electric capacity C5 negative pole, negative pole and electric capacity C5
Positive pole be connected, the electric capacity C4 that positive pole is connected after resistance R9 with electric capacity C5 negative pole, one end and electric capacity C4 positive pole phase
The resistance R8 that connection, the other end are connected after resistance R10 with electric capacity C4 negative pole, the chip being connected with control chip U1 drive
Dynamic circuit, the two-supply circuit being connected with chip drive circuit, the emergent decision circuitry being connected with control chip U1, and
The model NE555 of the motor protective circuit being connected with emergent decision circuitry, wherein control chip U1；The two-supply circuit
By triode VT101, unidirectional thyristor VS101, positive pole is connected with triode VT101 emitter stage after resistance R101, born
The electric capacity C101 that pole is connected with triode VT101 base stage, the electricity being serially connected between triode VT101 emitter stage and base stage
R104 is hindered, positive pole is connected with electric capacity C101 negative pole, negative pole is sequentially after resistance R103 and resistance R102 with electric capacity C101's
Electric capacity C102, the N pole that positive pole is connected is connected with resistance R102 and resistance R103 tie point, negative pole after resistance R105 with
The voltage-regulator diode D102 that electric capacity C102 positive pole is connected, positive pole is connected with triode VT101 colelctor electrode, negative pole with electricity
Hold the C101 electric capacity C103 that is connected of negative pole, positive pole is connected with electric capacity C103 negative pole, negative pole after resistance R107 with electricity
Hold the C103 electric capacity C104 that is connected of positive pole, one end is connected with electric capacity C103 positive pole, the other end and electric capacity C104 are born
Resistance R107, the N pole that pole is connected is connected with electric capacity C103 negative pole, P poles after resistance R106 with voltage-regulator diode D102
The voltage-regulator diode D101 that is connected of P poles, one end is connected with electric capacity C104 negative pole, the other end after resistance R108 with it is steady
Pressure diode D102 P poles are connected, the slide rheostat RP101 that sliding end is connected with electric capacity C102 negative pole, one end with
The relay K101 that voltage-regulator diode D102 P poles are connected, the other end is connected with unidirectional thyristor VS101 N poles, and
P poles are connected with unidirectional thyristor VS101 control pole, N poles are after relay K101 normally-closed contact K101-1 and unidirectional brilliant
The diode D103 compositions that brake tube VS101 P poles are connected；Wherein, triode VT1 colelctor electrode and unidirectional thyristor VS101
P poles be connected, the P of voltage-regulator diode D102 P poles after relay K101 normally-closed contact K101-2 with diode D103
Pole forms the first power input of the two-supply circuit, triode VT101 emitter stage and voltage-regulator diode D102 P poles group
Into the second source input of the two-supply circuit, voltage-regulator diode D102 normally-closed contact K101- of the P poles through relay K101
The power output end of the two-supply circuit is formed with diode D103 N poles and be connected with chip drive circuit after 2.
Preferably, the chip drive circuit is connected with triode VT1 base stage by triode VT1, one end, is another
Hold the resistance R1 being connected after resistance R2 with triode VT1 colelctor electrode, current collection of the positive pole after resistance R3 with triode VT1
The electric capacity C1 that pole is connected, negative pole is connected after resistance R4 with triode VT1 emitter stage, the electricity being arranged in parallel with electric capacity C1
R6 is hindered, N poles are connected after resistance R7 with electric capacity C1 negative pole, P poles are sequentially after resistance R5 and electric capacity C2 with triode VT1's
The voltage-regulator diode D2 that base stage is connected, positive pole is connected with voltage-regulator diode D2 N poles, negative pole and voltage-regulator diode D2 P
Electric capacity C3, the P pole that pole is connected is connected with electric capacity C1 positive pole, N poles are connected with resistance R8 and resistance R10 tie point
Diode D1, and one end is connected with diode D1 N poles, other end VCC pins and RESET with control chip U1 simultaneously
The resistance R11 compositions that pin is connected；Wherein, electric capacity C2 negative pole is connected with electric capacity C3 negative pole, electric capacity C3 negative pole with
Electric capacity C5 negative pole is connected, and resistance R1 and resistance R2 tie point and electric capacity C2 negative pole form the defeated of the chip drive circuit
Enter end and be connected with two-supply circuit.
Preferably, the emergent decision circuitry is by triode VT2, triode VT3, bidirectional thyristor VS1, generator M,
The resistance R12 that one end is connected with control chip U1 OUT pins, the other end is connected with triode VT2 base stage, positive pole with
The electric capacity C7 that triode VT2 base stage is connected, negative pole is connected with electric capacity C6 negative pole, one end and triode VT3 current collection
The resistance R13 that pole is connected, the other end is connected with resistance R1 and resistance R2 tie point, one end are connected with electric capacity C7 negative pole
Connect, resistance R14, the N pole that the other end is connected with triode VT3 emitter stage is connected with resistance R1 and resistance R2 tie point
Connect, the diode D3 that P poles are connected with electric capacity C7 negative pole, one end is connected with diode D3 N poles, the other end and two-way crystalline substance
The relay K that brake tube VS1 first electrode is connected, and positive pole is connected with generator M one end, negative pole is through relay K
Normally-closed contact K-1 after be connected with the generator M other end battery GB composition；Wherein, triode VT2 emitter stage
It is connected with triode VT3 base stage, triode VT2 colelctor electrode is connected with diode D2 N poles, triode VT3 hair
Emitter-base bandgap grading is connected with bidirectional thyristor VS1 control pole, and bidirectional thyristor VS1 second electrode is extremely connected with diode D3 P
Connect, the negative pole of battery is connected after relay K normally-closed contact K-1 with diode D3 P poles.
Further, the motor protective circuit triode VT5, triode VT6, is serially connected in triode by triode VT4
Resistance R17 between VT4 base stage and emitter stage, positive pole is connected with triode VT4 colelctor electrode, negative pole is after resistance R18
Electric capacity C9, the P pole being connected with triode VT4 base stage is connected with triode VT5 base stage, N poles after resistance R19 with three
The diode D4 that pole pipe VT4 colelctor electrode is connected, one end is connected with diode D4 N poles, the other end and triode VT4
The resistance R15 that emitter stage is connected, positive pole is connected with diode D4 N poles, negative pole is connected with triode VT6 base stage
Electric capacity C8, the resistance that one end is connected with triode VT4 emitter stage, the other end is connected with triode VT5 colelctor electrode
R16, the resistance R20 that one end is connected with electric capacity C9 positive pole, the other end is connected with electric capacity C8 negative pole, one end and diode
The resistance R21 that D4 P poles are connected, the other end is connected with electric capacity C9 negative pole, one end are connected with triode VT5 emitter stage
Connect, the resistance R22 that the other end is connected with electric capacity C9 negative pole, one end is connected with triode VT6 emitter stage, the other end with
The resistance R23 that electric capacity C9 negative pole is connected, positive pole is connected with diode D4 N poles, negative pole and triode VT6 base stage phase
The electric capacity C10 of connection, the resistance R24 being arranged in parallel with electric capacity C10, and one end is connected with electric capacity C10 positive pole, the other end
The resistance R25 compositions being connected with triode VT6 colelctor electrode；Wherein, diode D4 N poles are as the motor protective circuit
Input, the output end of triode VT6 emitter stage as the motor protective circuit, diode D4 N poles are with battery GB's
Positive pole is connected, and triode VT6 emitter stage is connected with unidirectional thyristor VS1 second electrode.
The present invention compared with prior art, has advantages below and beneficial effect：
(1) present invention is provided with two-supply circuit, surprisingly stops or electricity shortage in the power supply to the first power input
When, the switching of power supply timely can be voluntarily completed, to ensure the normal operation of system, substantially increases the stabilization of system operation
Property and using effect.
(2) annexation of every component of the invention is reasonable, to internal system when avoiding current fluctuation well
The influence of component, and then the safety in utilization of each component is preferably protected, the service life of system is improved, so as to
Overcoming prior art well needs the defects of frequent maintenance is with repairing, substantially increase the using effect of system and use into
This；The system makes it have the ability of fast reaction, substantially increases power-off because of the reasonable connection between its every component
The efficiency that generator starts afterwards, further increase the using effect of system；The present invention in order to improve the service life of generator,
A motor protective circuit is parallel with motor, impact when can substantially reduce load short circuits to generator, averagely can
The service life of generator is set to lift 3-5.
Brief description of the drawings
Fig. 1 is the circuit structure diagram of the emergency starting system of the present invention.
Fig. 2 is the circuit structure diagram of the motor protective circuit of the present invention.
Fig. 3 is the circuit structure diagram of the two-supply circuit of the present invention.
Embodiment
With reference to embodiment, the present invention is described in further detail, but the implementation of the present invention is not limited to this.
Embodiment
As shown in figure 1, the standby dual power supply generator emergency starting system of electric motor protecting type, including control chip U1, positive pole
It is connected simultaneously with control chip U1 TRIG pins and THRES pins, negative pole is connected with control chip U1 GND pins
Electric capacity C5, the electric capacity C6 that positive pole is connected with control chip U1 CONT pins, negative pole is connected with electric capacity C5 negative pole, negative pole
It is connected with electric capacity C5 positive pole, the electric capacity C4 that positive pole is connected after resistance R9 with electric capacity C5 negative pole, one end and electric capacity C4
Positive pole be connected, the resistance R8 that the other end is connected after resistance R10 with electric capacity C4 negative pole, be connected with control chip U1
Chip drive circuit, the two-supply circuit being connected with chip drive circuit, the emergent judgement being connected with control chip U1
The model NE555 of circuit, and the motor protective circuit being connected with emergent decision circuitry, wherein control chip U1.
As shown in figure 3, the two-supply circuit is slided by triode VT101, unidirectional thyristor VS101, relay K101
Rheostat RP101, voltage-regulator diode D101, voltage-regulator diode D102, diode D103, resistance R101, resistance R102, resistance
R103, resistance R104, resistance R105, resistance R106, resistance R107, resistance R108, electric capacity C101, electric capacity C102, electric capacity C103,
Electric capacity C104 is formed.
During connection, electric capacity C101 positive pole is connected after resistance R101 with triode VT101 emitter stage, negative pole and three
Pole pipe VT101 base stage is connected, and resistance R104 is serially connected between triode VT101 emitter stage and base stage, electric capacity C102's
Positive pole is connected with electric capacity C101 negative pole, negative pole is sequentially connected after resistance R103 and resistance R102 with electric capacity C101 positive pole
Connect, voltage-regulator diode D102 N poles are connected with resistance R102 and resistance R103 tie point, negative pole after resistance R105 with electricity
The positive pole for holding C102 is connected, and electric capacity C103 positive pole is connected with triode VT101 colelctor electrode, negative pole and electric capacity C101
Negative pole is connected, electric capacity C104 positive pole is connected with electric capacity C103 negative pole, negative pole after resistance R107 with electric capacity C103's
Positive pole is connected, and resistance R107 one end is connected with electric capacity C103 positive pole, the other end is connected with electric capacity C104 negative pole,
Voltage-regulator diode D101 N poles are connected with electric capacity C103 negative pole, P of the P poles after resistance R106 with voltage-regulator diode D102
Pole is connected, slide rheostat RP101 one end is connected with electric capacity C104 negative pole, the other end after resistance R108 with voltage stabilizing
Diode D102 P poles are connected, sliding end is connected with electric capacity C102 negative pole, relay K101 one end and the pole of voltage stabilizing two
Pipe D102 P poles are connected, the other end is connected with unidirectional thyristor VS101 N poles, diode D103 P poles and unidirectional crystalline substance
Brake tube VS101 control pole is connected, P of the N poles after relay K101 normally-closed contact K101-1 with unidirectional thyristor VS101
Pole is connected.
Wherein, triode VT1 colelctor electrode is connected with unidirectional thyristor VS101 P poles, voltage-regulator diode D102 P
The first power supply that pole forms the two-supply circuit after relay K101 normally-closed contact K101-2 with diode D103 P poles is defeated
Enter end, the second source that triode VT101 emitter stage forms the two-supply circuit with voltage-regulator diode D102 P poles inputs
End, the N poles of voltage-regulator diode D102 P poles with diode D103 after relay K101 normally-closed contact K101-2 form this pair
The power output end of power circuit and it is connected with chip drive circuit.
For first power input of two-supply circuit as power input is commonly used, it is defeated preferentially to carry out electricity in power supply
Go out, only the first power input power supply be cut off or electricity shortage in the case of, can just block unidirectional thyristor VS101
Conducting so that relay K101 power off, and then relay K101 normally-closed contact K101-1 and K101-2 close cause second
The power supply of power input input is switched on, to ensure the normal power supply of circuit, the stability that the system of substantially increasing uses.Its
In, the power supply connected on the first power input and second source input is separate.
Chip drive circuit is by triode VT1, resistance R1, resistance R2, resistance R3, resistance R4, resistance R5, resistance R6, electricity
Hinder R7, resistance R11, diode D1, voltage-regulator diode D2, electric capacity C1, electric capacity C2, and electric capacity C3 composition.
During connection, resistance R1 one end is connected with triode VT1 base stage, the other end after resistance R2 with triode
VT1 colelctor electrode is connected, and electric capacity C1 positive pole is connected after resistance R3 with triode VT1 colelctor electrode, negative pole is through resistance
Emitter stage after R4 with triode VT1 is connected, and resistance R6 is arranged in parallel with electric capacity C1, and voltage-regulator diode D2 N poles are through resistance
It is connected after R7 with electric capacity C1 negative pole, P poles are sequentially connected after resistance R5 and electric capacity C2 with triode VT1 base stage, electricity
Appearance C3 positive pole is connected with voltage-regulator diode D2 N poles, negative pole is connected with voltage-regulator diode D2 P poles, diode D1 P
Pole is connected with electric capacity C1 positive pole, N poles are connected with resistance R8 and resistance R10 tie point, resistance R11 one end and two poles
Pipe D1 N poles are connected, the other end is connected with control chip U1 VCC pins and RESET pins simultaneously.
Wherein, electric capacity C2 negative pole is connected with electric capacity C3 negative pole, and electric capacity C3 negative pole is connected with electric capacity C5 negative pole
Connect, resistance R1 and resistance R2 tie point and electric capacity C2 negative pole form the input of the chip drive circuit and with dual power supply electricity
Road is connected.
Emergent decision circuitry is by triode VT2, triode VT3, bidirectional thyristor VS1, generator M, diode D3, electric capacity
C7, relay K, battery GB, resistance R12, resistance R13, and resistance R14 compositions.
During connection, resistance R12 one end is connected with control chip U1 OUT pins, the other end and triode VT2 base
Pole is connected, and electric capacity C7 positive pole is connected with triode VT2 base stage, negative pole is connected with electric capacity C6 negative pole, resistance R13
One end be connected with triode VT3 colelctor electrode, the other end is connected with resistance R1 and resistance R2 tie point, resistance R14
One end be connected with electric capacity C7 negative pole, the other end is connected with triode VT3 emitter stage, diode D3 N poles and electricity
Resistance R1 and resistance R2 tie point is connected, P poles are connected with electric capacity C7 negative pole, relay K one end and diode D3 N
Pole is connected, the other end is connected with bidirectional thyristor VS1 first electrode, battery GB positive pole and generator M one end
It is connected, negative pole is connected after relay K normally-closed contact K-1 with the generator M other end.
Wherein, triode VT2 emitter stage is connected with triode VT3 base stage, triode VT2 colelctor electrode and two poles
Pipe D2 N poles are connected, and triode VT3 emitter stage is connected with bidirectional thyristor VS1 control pole, bidirectional thyristor VS1
Second electrode be connected with diode D3 P poles, the negative pole of battery after relay K normally-closed contact K-1 with diode
D3 P poles are connected.
As shown in Fig. 2 motor protective circuit is by triode VT4, triode VT5, triode VT6, diode D4, electric capacity
C8, electric capacity C9, electric capacity C10, resistance R15, resistance R16, resistance R17, resistance R18, resistance R19, resistance R20, resistance R21, electricity
Hinder R22, resistance R23, resistance R24, and resistance R25 composition.
During connection, resistance R17 is serially connected between triode VT4 base stage and emitter stage, electric capacity C9 positive pole and triode
VT4 colelctor electrode is connected, base stage of the negative pole with triode VT4 after resistance R18 is connected, diode D4 P poles and three poles
Pipe VT5 base stage is connected, colelctor electrode of the N poles with triode VT4 after resistance R19 is connected, resistance R15 one end and two poles
Pipe D4 N poles are connected, the other end is connected with triode VT4 emitter stage, electric capacity C8 positive pole and diode D4 N poles phase
Connection, negative pole are connected with triode VT6 base stage, and resistance R16 one end is connected with triode VT4 emitter stage, is another
End is connected with triode VT5 colelctor electrode, and resistance R20 one end is connected with electric capacity C9 positive pole, the other end and electric capacity C8
Negative pole be connected, resistance R21 one end is connected with diode D4 P poles, the other end is connected with electric capacity C9 negative pole, electricity
Resistance R22 one end is connected with triode VT5 emitter stage, the other end is connected with electric capacity C9 negative pole, resistance R23 one end
It is connected with triode VT6 emitter stage, the other end is connected with electric capacity C9 negative pole, electric capacity C10 positive pole and diode D4
N poles be connected, negative pole is connected with triode VT6 base stage, resistance R24 is arranged in parallel with electric capacity C10, the one of resistance R25
End is connected with electric capacity C10 positive pole, the other end is connected with triode VT6 colelctor electrode.
Wherein, input of the diode D4 N poles as the motor protective circuit, triode VT6 emitter stage is used as should
The output end of motor protective circuit, diode D4 N poles are connected with battery GB positive pole, triode VT6 emitter stage with
Unidirectional thyristor VS1 second electrode is connected.
In use, if power supply is normal, control chip U1 obtains electric and OUT pin output end high level, so that three
Pole pipe VT2, triode VT3 and bidirectional thyristor VS1 are sequentially turned on, and relay K obtains electric, and relay K normally-closed contact K-1 breaks
Open, generator M and battery GB open circuits, system is waited for；And when power supply disconnects, circuit loses electric current supply, after
Electrical equipment K no currents are closed by, relay K normally-closed contact K-1 causes generator K to be turned on battery GB, so that
Generator M is actuated for powering.
Generator M can be selected generating set and replace.
The annexation of every component of the present invention is reasonable, to internal system member device when avoiding current fluctuation well
The influence of part, and then the safety in utilization of each component is preferably protected, the service life of system is improved, so as to very well
The prior art that overcomes need the defects of frequent maintenance is with repairing, substantially increase the using effect and use cost of system；
The system makes it have the ability of fast reaction, after substantially increasing power-off because of the reasonable connection between its every component
The efficiency that generator starts, further increase the using effect of system；The present invention in order to improve the service life of generator,
A motor protective circuit is parallel with motor, impact when can substantially reduce load short circuits to generator, can averagely be made
The service life lifting 3-5 of generator.
As described above, the present invention can be realized well.
Claims (5)
1. the standby dual power supply generator emergency starting system of electric motor protecting type, it is characterised in that：It is same including control chip U1, positive pole
When be connected with control chip U1 TRIG pins and THRES pins, the electricity that negative pole is connected with control chip U1 GND pins
Hold C5, the electric capacity C6 that positive pole is connected with control chip U1 CONT pins, negative pole is connected with electric capacity C5 negative pole, negative pole and
The electric capacity C4 that electric capacity C5 positive pole is connected, positive pole is connected after resistance R9 with electric capacity C5 negative pole, one end is with electric capacity C4's
The resistance R8 that positive pole is connected, the other end is connected after resistance R10 with electric capacity C4 negative pole, it is connected with control chip U1
Chip drive circuit, the two-supply circuit being connected with chip drive circuit, the emergent judgement electricity being connected with control chip U1
The model NE555 on road, and the motor protective circuit being connected with emergent decision circuitry, wherein control chip U1；It is described double
Power circuit is by triode VT101, unidirectional thyristor VS101, emitter stage phase of the positive pole after resistance R101 with triode VT101
The electric capacity C101 that connection, negative pole are connected with triode VT101 base stage, it is serially connected in triode VT101 emitter stage and base stage
Between resistance R104, positive pole is connected with electric capacity C101 negative pole, negative pole sequentially after resistance R103 and resistance R102 with electricity
Electric capacity C102, the N pole that appearance C101 positive pole is connected is connected with resistance R102 and resistance R103 tie point, negative pole is through resistance
The voltage-regulator diode D102 being connected after R105 with electric capacity C102 positive pole, positive pole is connected with triode VT101 colelctor electrode,
The electric capacity C103 that negative pole is connected with electric capacity C101 negative pole, positive pole is connected with electric capacity C103 negative pole, negative pole is through resistance
The electric capacity C104 being connected after R107 with electric capacity C103 positive pole, one end is connected with electric capacity C103 positive pole, the other end with electricity
Resistance R107, the N pole that is connected of negative pole for holding C104 is connected with electric capacity C103 negative pole, P poles after resistance R106 with voltage stabilizing
The voltage-regulator diode D101 that diode D102 P poles are connected, one end is connected with electric capacity C104 negative pole, the other end is through resistance
It is connected after R108 with voltage-regulator diode D102 P poles, the slide rheostat that sliding end is connected with electric capacity C102 negative pole
RP101, one end is connected with voltage-regulator diode D102 P poles, the other end is connected with unidirectional thyristor VS101 N poles after
Electrical equipment K101, and P poles are connected with unidirectional thyristor VS101 control pole, normally-closed contact of the N poles through relay K101
The diode D103 compositions being connected after K101-1 with unidirectional thyristor VS101 P poles；Wherein, triode VT1 colelctor electrode with
Unidirectional thyristor VS101 P poles are connected, and voltage-regulator diode D102 P poles are after relay K101 normally-closed contact K101-2
The first power input of the two-supply circuit, triode VT101 emitter stage and voltage stabilizing two are formed with diode D103 P poles
Pole pipe D102 P poles form the second source input of the two-supply circuit, and voltage-regulator diode D102 P poles are through relay K101
Normally-closed contact K101-2 after with diode D103 N poles form the two-supply circuit power output end and with chip drives electricity
Road is connected.
2. the standby dual power supply generator emergency starting system of electric motor protecting type according to claim 1, it is characterised in that：Institute
Motor protective circuit is stated by triode VT4, triode VT5, triode VT6, be serially connected in triode VT4 base stage and emitter stage it
Between resistance R17, positive pole is connected with triode VT4 colelctor electrode, base stage phase of the negative pole after resistance R18 with triode VT4
Electric capacity C9, the P pole of connection is connected with triode VT5 base stage, colelctor electrode of the N poles with triode VT4 after resistance R19 is connected
The diode D4 connect, one end is connected with diode D4 N poles, the resistance that the other end is connected with triode VT4 emitter stage
R15, the electric capacity C8 that positive pole is connected with diode D4 N poles, negative pole is connected with triode VT6 base stage, one end and three poles
The resistance R16 that pipe VT4 emitter stage is connected, the other end is connected with triode VT5 colelctor electrode, one end and electric capacity C9 are just
The resistance R20 that pole is connected, the other end is connected with electric capacity C8 negative pole, one end is connected with diode D4 P poles, the other end
The resistance R21 being connected with electric capacity C9 negative pole, one end is connected with triode VT5 emitter stage, the other end and electric capacity C9
The resistance R22 that negative pole is connected, one end is connected with triode VT6 emitter stage, the other end is connected with electric capacity C9 negative pole
Resistance R23, the electric capacity C10 that positive pole is connected with diode D4 N poles, negative pole is connected with triode VT6 base stage, with electricity
Hold the resistance R24 that are arranged in parallel of C10, and one end is connected with electric capacity C10 positive pole, the other end and triode VT6 current collection
The resistance R25 compositions that pole is connected；Wherein, input of the diode D4 N poles as the motor protective circuit, triode VT6
Output end of the emitter stage as the motor protective circuit.
3. the standby dual power supply generator emergency starting system of electric motor protecting type according to claim 2, it is characterised in that：Institute
Chip drive circuit is stated by triode VT1, one end is connected with triode VT1 base stage, the other end after resistance R2 with three poles
The resistance R1 that pipe VT1 colelctor electrode is connected, positive pole is connected after resistance R3 with triode VT1 colelctor electrode, negative pole is through electricity
The electric capacity C1 being connected after resistance R4 with triode VT1 emitter stage, resistance R6, the N pole being arranged in parallel with electric capacity C1 is through resistance R7
It is connected afterwards with electric capacity C1 negative pole, the voltage stabilizing that P poles are sequentially connected after resistance R5 and electric capacity C2 with triode VT1 base stage
Diode D2, the electric capacity C3 that positive pole is connected with voltage-regulator diode D2 N poles, negative pole is connected with voltage-regulator diode D2 P poles,
The diode D1 that P poles are connected with electric capacity C1 positive pole, N poles are connected with resistance R8 and resistance R10 tie point, and one end
It is connected with diode D1 N poles, the resistance that the other end is connected with control chip U1 VCC pins and RESET pins simultaneously
R11 is formed；Wherein, electric capacity C2 negative pole is connected with electric capacity C3 negative pole, and electric capacity C3 negative pole is connected with electric capacity C5 negative pole
Connect, resistance R1 and resistance R2 tie point and electric capacity C2 negative pole form the input of the chip drive circuit and with dual power supply electricity
Road is connected.
4. the standby dual power supply generator emergency starting system of electric motor protecting type according to claim 3, it is characterised in that：Institute
Emergent decision circuitry is stated by triode VT2, triode VT3, bidirectional thyristor VS1, generator M, one end is with control chip U1's
The resistance R12 that OUT pins are connected, the other end is connected with triode VT2 base stage, the base stage phase of positive pole and triode VT2
Connection, the electric capacity C7 that is connected with electric capacity C6 negative pole of negative pole, one end is connected with triode VT3 colelctor electrode, the other end and
The resistance R13 that resistance R1 is connected with resistance R2 tie point, one end is connected with electric capacity C7 negative pole, the other end and triode
Resistance R14, the N pole that VT3 emitter stage is connected is connected with resistance R1 and resistance R2 tie point, P poles are negative with electric capacity C7's
The diode D3 that pole is connected, one end is connected with diode D3 N poles, the other end and bidirectional thyristor VS1 first electrode
The relay K being connected, and positive pole is connected with generator M one end, negative pole after relay K normally-closed contact K-1 with
The battery GB compositions being connected with the generator M other end；Wherein, the base stage of triode VT2 emitter stage and triode VT3
It is connected, triode VT2 colelctor electrode is connected with diode D2 N poles, triode VT3 emitter stage and bidirectional thyristor
VS1 control pole is connected, and bidirectional thyristor VS1 second electrode is connected with diode D3 P poles, the negative pole warp of battery
It is connected after relay K normally-closed contact K-1 with diode D3 P poles.
5. the standby dual power supply generator emergency starting system of electric motor protecting type according to claim 4, it is characterised in that：Institute
The N poles for stating diode D4 are connected with battery GB positive pole, triode VT6 emitter stage and the second of unidirectional thyristor VS1
Electrode is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710983057.1A CN107634579A (en) | 2017-10-20 | 2017-10-20 | The standby dual power supply generator emergency starting system of electric motor protecting type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710983057.1A CN107634579A (en) | 2017-10-20 | 2017-10-20 | The standby dual power supply generator emergency starting system of electric motor protecting type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107634579A true CN107634579A (en) | 2018-01-26 |
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ID=61103554
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710983057.1A Pending CN107634579A (en) | 2017-10-20 | 2017-10-20 | The standby dual power supply generator emergency starting system of electric motor protecting type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107634579A (en) |
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2017
- 2017-10-20 CN CN201710983057.1A patent/CN107634579A/en active Pending
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Application publication date: 20180126 |