CN202276162U - Main power supply awakening device - Google Patents
Main power supply awakening device Download PDFInfo
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- CN202276162U CN202276162U CN 201120368692 CN201120368692U CN202276162U CN 202276162 U CN202276162 U CN 202276162U CN 201120368692 CN201120368692 CN 201120368692 CN 201120368692 U CN201120368692 U CN 201120368692U CN 202276162 U CN202276162 U CN 202276162U
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Abstract
The utility model discloses a main power supply awakening device, belongs to the technical field of electric vehicle. The main power supply awakening device comprises an awakening module and an auxiliary power supply module, wherein the auxiliary power supply module is used for receiving a storage power supply provided by a storage battery, conversing the storage power supply into a first voltage and a second voltage and providing the first voltage and the second voltage to the awakening module, the awakening module is used for receiving a key switch signal and an action switch signal set, outputting an enable signal according to the key switch signal and the action signal set and controlling the conversion of the main power supply between a working state and a sleep state. The main power supply is quickly awakened and the mounting size of the device is small and the power loss is low.
Description
Technical field
The utility model relates to a kind of auxiliary power unit of electric power system, especially a kind of main power source Rouser of pure electric automobile electric power system.
Background technology
In fuel vehicles, when drivers stop after removal of keys of key, but also capable of remote control, emergency lights, interior lights, horn and other operations.Parking also will go to possess same function to electric automobile, and requirement can provide protection voltage to needing the information of memory on the car.
On pure electric automobile, adopt the method that increases an auxiliary 12V storage battery to satisfy these operations at present usually; It is not enough below but this technology exists: (1) electric energy supplement trouble; The charging of this battery realizes through voltage regulator through the engine drives generator on the fuel-engined vehicle, and is relatively easy, on pure electric automobile, then has only through power battery pack to come it is charged through main power source DC/DC; Except that self discharge is arranged, also there is bigger transition loss when discharging and recharging; (2) less economical; (3) installation volume is big.
The utility model content
The purpose of the utility model provides a kind of main power source Rouser, can realize waking up apace main power source and this Unit Installation volume is little, power loss is low.
To achieve these goals; The utility model provides a kind of main power source Rouser; It is characterized in that: form by wake module and accessory power supply module; First voltage output end of wherein said accessory power supply module connects the end that wakes up of said wake module, and second voltage output end connects the power end of said wake module;
Said accessory power supply module: be used to receive the storage source that storage battery provides; And with said storage source convert first voltage to, second voltage offers said wake module; Wherein said first voltage wakes up and memory protect voltage as said wake module, and said second voltage is as the operating voltage of said wake module;
Said wake module: be used to receive key switch signal, step switch sets of signals, and according to said key switch signal, step switch sets of signals output enable signal, the control main power source is changed in working order and between the resting state.
Said key switch signal comprises ACC signal, ON signal and START signal, and said step switch sets of signals comprises horn switch signal, emergency light switching signal and body light switching signal.
First voltage output end of said accessory power supply module connects the positive pole of diode D1, and the negative pole of said diode D1 connects the end of resistance R b, by the other end output boost voltage of said resistance R b.
In first embodiment of the utility model; Said wake module is made up of OR circuit, capacitor C 1, negative pole diode connected in parallel D9, D10 and NAND gate circuit; Wherein said OR circuit is made up of resistance R 1～R5 and negative pole diode connected in parallel D2～D4; Wherein the positive pole of diode D2 is used for receiving the ACC signal of said key switch signal and passes through resistance R 1 ground connection; The positive pole of diode D3 is used for receiving the ON signal of said key switch signal and through resistance R 2 ground connection, the positive pole of diode D4 is used for receiving the START signal of said key switch signal and through resistance R 3 ground connection, the negative pole sys node of said diode D2～D4 connects an end of resistance R 4; The other end of resistance R 4 is connected with the resistance R of ground connection 5, capacitor C 1, and connects the positive pole of said diode D9;
Said NAND gate circuit is used for receiving horn switch signal, emergency light switching signal and the body light switching signal of step switch sets of signals; And its power input connects first voltage output end of said accessory power supply module and the positive pole that output connects said diode D10, and the negative pole sys node of said diode D9, D10 is used for the output enable signal.
Said resistance R 5 is much larger than resistance R 4, promptly R5＞＞R4.
In second embodiment of the utility model; Said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and NAND gate circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module, and the power input that the power input of said OR-NOT circuit connects power end and the said NAND gate circuit of said controller connects the power end of controller;
Said OR-NOT circuit is used for receiving ACC signal, ON signal and the START signal of key switch signal, and said NAND gate circuit is used for receiving horn switch signal, emergency light switching signal and the body light switching signal of said step switch sets of signals;
The output of said OR-NOT circuit connects the first input end of said controller; The output of said NAND gate circuit connects second input of said controller; The output of said controller connects the base stage of said triode Q3 through said resistance R 10; The grounded emitter of said triode Q3, collector electrode is through first voltage output end of the said accessory power supply module of said resistance R 11 connections, and the collector electrode of said triode Q3 is used for the output enable signal.
In the 3rd embodiment of the utility model; Said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and first branch circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module; Said OR-NOT circuit is used for receiving ACC signal, ON signal and the START signal of key switch signal; The power input of said OR-NOT circuit connects the power end of said controller and the first input end that its output connects said controller, and the output of said controller is through the base stage of the said triode Q3 of said resistance R 10 connections, the grounded emitter of said triode Q3; Collector electrode is through first voltage output end of the said accessory power supply module of said resistance R 11 connections, and the collector electrode of said triode Q3 is used for the output enable signal;
Said first branch circuit is made up of diode D5 '～D7 ', resistance R 7 '～R9 '; The negative pole of wherein said diode D5 '～D7 ' is respectively applied for and receives horn switch signal, emergency light switching signal, body light switching signal; The positive pole of said diode D5 '～D7 ' is connected with second input, the 3rd input, the four-input terminal of said controller respectively, and is connected with the power end of said controller through resistance R 7 ', resistance R 8 ', resistance R 9 ' respectively.
In the 4th embodiment of the utility model; Said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and second branch circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module; ACC signal, ON signal and the START signal of said OR-NOT circuit in receiving the key switch signal; The power input of said OR-NOT circuit connects the power end of said controller and the first input end that its output connects said controller, and the output of said controller is through the base stage of the said triode Q3 of said resistance R 10 connections, the grounded emitter of said triode Q3; Collector electrode connects first voltage output end of said accessory power supply module through said resistance R 11, and is used for the output enable signal by the collector electrode of said triode Q3;
Said second branch circuit is by voltage stabilizing didoe D5 "～D7 ", resistance R 7 "～R9 " form; Wherein said resistance R 7 "～R9 " an end be respectively applied for and receive horn switch signal, emergency light switching signal, body light switching signal; Said resistance R 7 "～R9 " the other end connect second input, the 3rd input, the four-input terminal of said controller respectively; And respectively with said voltage stabilizing didoe D5 "～D7 " negative pole be connected said voltage stabilizing didoe D5 "～D7 " plus earth.
In the 5th embodiment of the utility model; Said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, the 3rd branch circuit and the 4th branch circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module; The output of said controller is through the base stage of the said triode Q3 of said resistance R 10 connections, and the grounded emitter of said triode Q3 and collector electrode connect first voltage output end of said accessory power supply module through said resistance R 11;
Said the 3rd branch circuit is made up of resistance R 01～R09, triode Q4～Q6; The emitter of wherein said triode Q4～Q6 is ground connection respectively; Collector electrode is connected with the power end of said controller through resistance R 01～R03 respectively; The base stage of triode Q4 is used to receive the ACC signal through resistance R 04 ground connection and through resistance R 05; The base stage of triode Q5 is used to receive the ON signal through resistance R 06 ground connection and through resistance R 07, and the base stage of triode Q6 is used to receive the START signal through resistance R 08 ground connection and through resistance R 09, and the collector electrode of said triode Q4～Q6 connects first input end, second input, the 3rd input of said controller respectively;
Said the 4th branch circuit is made up of resistance R 12～R17, triode Q7～Q9; The equal ground connection of the emitter of triode Q7～Q9 wherein; Collector electrode connects the power end of said controller respectively through resistance R 12～R14; The base stage of triode Q7 is used to receive the horn switch signal through resistance R 15; The base stage of triode Q8 is used to receive the emergency light switching signal through resistance R 16, and the base stage of triode Q9 is used to receive the body light switching signal through resistance R 17, and the collector electrode of said triode Q7～Q9 is connected with four-input terminal, the 5th input, the 6th input of said controller respectively.
Above-mentioned OR-NOT circuit is made up of resistance R 1～R6, negative pole diode connected in parallel D2～D4 and triode Q1; Wherein the positive pole of diode D2 is used for receiving the ACC signal of said key switch signal and passes through resistance R 1 ground connection; The positive pole of diode D3 is used for receiving the ON signal of said key switch signal and passes through resistance R 2 ground connection; The positive pole of diode D4 is used for receiving the START signal of said key switch signal and passes through resistance R 3 ground connection; The negative pole sys node of said diode D2～D4 is connected with the base stage of said triode Q1 through resistance R 4 and passes through resistance R 5 ground connection; The grounded emitter of said triode Q1, its collector electrode is connected with the power end of said controller through resistance R 6, and the collector electrode of said triode Q1 connects the first input end of said controller.
Above-mentioned NAND gate circuit is made up of anodal diode connected in parallel D5～D7, diode D8, resistance R 7～R9 and triode Q2; Wherein the negative pole of diode D5～D7 is respectively applied for and receives horn switch signal, emergency light switching signal, body light switching signal; The anodal sys node of said diode D5～D7 connects the power end of said controller through resistance R 8; And be connected with the base stage of triode Q2 through forward diode D8; The grounded emitter of said triode Q2; Base stage is through resistance R 9 ground connection, and the collector electrode of said triode Q2 is through the power end of the said controller of resistance R 7 connections, and the output of the very said NAND gate circuit of the current collection of said triode Q2.
In sum, owing to adopted technique scheme, the beneficial effect of the utility model is:
1, adopt auxiliary storage battery mode with respect to present electric motor car, the utility model adopts wake module, accessory power supply module, and volume reduces tens times, tens times of weight savings, power loss in the course of the work is low and it is fast to wake speed up;
2, the power loss of main power source between rest period is almost nil;
3, in first embodiment, be provided with resistance R 5＞＞R4, guarantee not frequent switch of main power source.
Description of drawings
The utility model will explain through example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is the circuit theory diagrams of the utility model;
Fig. 2 is that the utility model is applied in the circuit theory diagrams in the pure electric vehicle field;
Fig. 3 is the circuit diagram of this main power source Rouser among first embodiment of the utility model;
Fig. 4 is the circuit diagram of this main power source Rouser among second embodiment of the utility model;
Fig. 5 is the circuit diagram of this main power source Rouser among the 3rd embodiment of the utility model;
Fig. 6 is the circuit diagram of this main power source Rouser among the 4th embodiment of the utility model;
Fig. 7 is the circuit diagram of this main power source Rouser among the 5th embodiment of the utility model;
Fig. 8 is this main power source Rouser circuit diagram in use.
Embodiment
Disclosed all characteristics in this specification, or the step in disclosed all methods or the process except mutually exclusive characteristic and/or the step, all can make up by any way.
Disclosed arbitrary characteristic in this specification (comprising any accessory claim, summary and accompanying drawing) is only if special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, only if special narration, each characteristic is an example in a series of equivalences or the similar characteristics.
As shown in Figure 1, this main power source Rouser is made up of wake module 1 and accessory power supply module 2, and wherein the first voltage output end A10 of this accessory power supply module 2 connects the end that wakes up of wake module 1, and the second voltage output end A8 connects the power end of wake module 1.This accessory power supply module 2 is used to receive the storage source that storage battery provides; And with storage source convert first voltage to, second voltage offers wake module 1; This first voltage waking up and memory protect voltage wherein as wake module; Be stored in the information that needs memory on instrument, the broadcast receiver etc. to guarantee that main power source not only can not lost when the resting state, and can when main power source is in resting state, wake main power source up, thus the associative operation of implementation part device; This second voltage is kept the operate as normal of this wake module as the operating voltage of wake module.
When key switch when operating state converts closed condition into, signal is low level in the key switch signal, wake module 1 output low level, the control main power source converts resting state into by operating state, exports 0 V voltage;
When key switch was in closed condition, if signal is high level in the step switch sets of signals, promptly the everything switch all broke off in the step switch group; Then wake module 1 keeps output low level, and main power source keeps resting state, if arbitrary actuating signal is a low level in the step switch sets of signals; Be that arbitrary step switch is closed in the step switch group; Then this wake module 1 output high level is controlled main power source and is converted operating state into by resting state, the output main power voltage; Realize the operation of corresponding device; Accomplish the back main power source in the operation of corresponding device and return resting state, when main power source is in resting state, protection voltage is provided, prevented to store losing of data by the instrument of this Rouser in car, broadcast receiver etc.;
When key switch converts operating state into from closed condition; Be when arbitrary signal is high level in the said key switch signal; Wake module 1 output high level, the control main power source converts operating state into by resting state, the output main power voltage; Realize the operation of all devices, the operating state of this main power source continues to key switch and converts closed condition into from operating state once more.
In the pure electric vehicle field; Take back when being in closed condition (be key switch) away at automobile key; Also requirement can realize loudspeaker, emergency light, body light action; Therefore the key switch signal mainly is made up of ACC signal, ON signal and START signal, and the step switch sets of signals mainly is made up of horn switch signal, emergency light switching signal and body light switching signal.Certainly, in different fields, the kind that key switch signal, step switch sets of signals relate to when adopting this main power source Rouser is different, takes the operation that emergency light is realized in the back away such as only requiring in the pure electric vehicle field at automobile key.As shown in Figure 2; Signal input part A1～the A3 of this wake module 1 is connected with ACC, ON and the START port of key switch respectively; Be respectively applied for and receive AAC signal, ON signal and START signal, wherein the ACC port of key switch is used for the annex energising, can switch on such as annex circuit such as broadcast receiver, cigar lighter, air-conditionings when key switch is turned to this position; The ON port is used to connect all electrical equipment and all switches on; All electrical equipment of electric motor car were all switched on when key switch was turned to this position, and the START port is used for electric machine controller pulse enable ignition signal, the electric machine controller pulse firing signal enabling of electric motor car when key switch is turned to this position.Signal input part A4～the A6 of this wake module 1 is connected with horn switch S1, emergency light switch S 2 and body light switch S 3 respectively, and wherein this horn switch S1, emergency light switch S 2 and body light switch S 3 are respectively applied for control loudspeaker, emergency light, body light action.The output of wake module 1 connects the Enable Pin of main power source; Wake module 1 is according to above-mentioned key switch signal, step switch sets of signals output enable signal; The control main power source is changed in working order and between the resting state: when key switch when operating state converts closed condition into, signal is low level in the key switch signal, the wake module output low level; The control main power source converts resting state into by operating state, exports 0 V voltage; When key switch is in closed condition; If horn switch signal, emergency light switching signal and body light switching signal are high level; Be that horn switch, emergency light switch and body light switch all break off, then main power source keeps resting state, if any one signal is a low level in horn switch signal, emergency light switching signal and the body light switching signal; It is any one switch closure in horn switch, emergency light switch and the body light switch; Then wake module 1 output high level is controlled main power source and is converted operating state into by resting state, the main power voltage of output+12 V; Realize the operation of respective devices, main power source returns resting state by operating state after the operation of this respective devices is accomplished; When key switch when closed condition converts operating state into; A signal is a high level in the key switch signal; Wake module output high level; The control main power source converts operating state into by resting state, the main power voltage of output+12 V, and wherein the operating state of main power source will continue to key switch and convert closed condition into from operating state once more.
The first voltage output end A10 of accessory power supply module connects waking up of wake module and holds A9; The second voltage output end A8 connects the power end A7 of wake module; And the first voltage output end A10 of this accessory power supply module connects the positive pole of diode D1, and the negative pole of diode D1 connects the end of resistance R b, and the other end of resistance R b connects the power output end of main power source; Wherein the other end by resistance R b provides boost voltage to wake module; Wherein the effect of triode D1 is to isolate, and utilizes the pressure drop of its forward 0.7V to make the 12V electric current of accessory power supply module output not flow to the 12V of main power source DC/DC, utilizes its reverse characteristic to make the 12V electric current of main power source DC/DC output not flow to the 12V of accessory power supply; The effect of Rb is the output current of restriction accessory power supply module; With the purpose that reduces its power output, reach to reduce cost, do not influence the operate as normal of waking device up simultaneously again; E1 is a batteries, and accessory power supply inside modules circuit adopts typical DC/DC isolated form (like single-ended positive and negative sharp type etc.) PWM duty ratio to adjust and realize.The accessory power supply module is given waking end up and passing through the power end of second voltage of the second voltage output end A8 output+5V to wake module of wake module through first voltage of the first voltage output end A10 output+12V; Wherein this first voltage is as the waking up and memory protect voltage of wake module, and second voltage is as the operating voltage of wake module.
In first embodiment of the utility model; As shown in Figure 3; This wake module is made up of OR circuit, capacitor C 1, negative pole diode connected in parallel D9, D10 and NAND gate circuit; This OR circuit is made up of resistance R 1～R5 and negative pole diode connected in parallel D2～D4, and wherein the positive pole of diode D2 is used for receiving the ACC signal of key switch signal and passes through resistance R 1 ground connection, and the positive pole of diode D3 is used for receiving the ON signal of key switch signal and passes through resistance R 2 ground connection; The positive pole of diode D4 is used for receiving the START signal of key switch signal and passes through resistance R 3 ground connection; The negative pole sys node of diode D2～D4 connects an end of resistance R 4, and the other end of resistance R 4 is connected with the resistance R of ground connection 5, capacitor C 1, and connects the positive pole of diode D9.
This NAND gate circuit is made up of anodal diode connected in parallel D5～D7, diode D8, resistance R 7～R9 and triode Q2; Wherein the negative pole of diode D5 is used for receiving the horn switch signal of step switch signal; The negative pole that the negative pole of diode D6 is used for receiving emergency light switching signal and the diode D7 of step switch signal is used for receiving the body light switching signal of step switch signal; The anodal sys node of diode D5～D7 is connected with the first voltage output end A10 of accessory power supply module through resistance R 8; Diode D8 through forward is connected with the base stage of triode Q2; The grounded emitter of triode Q2 and base stage are through resistance R 9 ground connection; The collector electrode of triode Q2 connects the first voltage output end A10 of anodal and its collector electrode of diode D10 through resistance R 7 connection accessory power supply modules, and the negative pole sys node of diode D9, D10 is used for the output enable signal.
The operation principle of present embodiment is:
When key switch when operating state transfers closed condition (being in the Off position) to; ACC signal, ON signal and START signal are low level in the key switch signal; D9 is output as low level, if horn switch signal, emergency light switching signal and body light switching signal are high level in this moment step switch sets of signals, promptly horn switch S1, emergency light switch S 2 and body light switch S 3 are all broken off; Then triode Q2 conducting and its collector electrode output low level; Diode D10 output low level, thus make that the enable signal of negative pole sys node output of diode D9, D10 is a low level, and this low level is exported to the Enable Pin of main power source; The control main power source converts resting state into by operating state, exports 0 V voltage;
When key switch is in closed condition; Diode D5～D7, diode D8, resistance R 7～R9 and triode Q2 constitute NAND gate circuit; Any one step switch signal is a low level in the step switch sets of signals, and promptly in horn switch S1, emergency light switch S 2 and the body light switch S 3 during any one switch closure, the positive pole of diode D5～D7 is all exported the low level of about 0.7V; This 0.7V does not satisfy the turn-on condition of diode D8 and triode Q2; Triode Q2 by and its collector electrode output high level, diode D10 conducting, thus make that the enable signal of negative pole sys node output of diode D9, D10 is a high level; The control main power source converts operating state into by resting state; The main power voltage of output+12V is realized the operation of respective devices, and this main power source returns resting state from operating state after the operation of respective devices is accomplished.
When key switch when closed condition converts operating state into, when promptly arbitrary signal is high level in the key switch signal, because diode D2～D4, resistance R 4, R5 constitute OR circuit; When key switch turns to arbitrary grade in ACC, ON and the START port; The negative pole of corresponding diode output high level in diode D2～D4, this high level is behind charge constant τ=R4 * C1, and the current potential on the capacitor C 1 constantly rises; Approximately through behind 3 τ; Voltage on the capacitor C 1 reaches high level, diode D9 conducting, thus make that the enable signal of negative pole sys node output of diode D9, D10 is a high level; The control main power source converts operating state into by resting state; The main power voltage of output+12V is realized the operation of all devices in the whole electric motor car, and wherein the operating state of main power source continues to key switch and converts closed condition into from operating state once more at this moment.In addition, in order to guarantee key switch at the conversion gear when (being transition status), main power source is frequent switch not, resistance R 5, capacitor C 1 formation discharge time constant, require R5＞＞R4.
In second embodiment of the utility model; As shown in Figure 4; This wake module is made up of single-chip microcomputer, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and NAND gate circuit; The second voltage output end A8 of accessory power supply module connects the power end of single-chip microcomputer; Provide+operating voltage of 5V to single-chip microcomputer; OR-NOT circuit is made up of resistance R 1～R6, negative pole diode connected in parallel D2～D4 and triode Q1, and wherein the positive pole of diode D2 is used for receiving the ACC signal of key switch signal and passes through resistance R 1 ground connection, and the positive pole of diode D3 is used for receiving the ON signal of key switch signal and passes through resistance R 2 ground connection; The positive pole of diode D4 is used for receiving the START signal of key switch signal and passes through resistance R 3 ground connection; The negative pole sys node of diode D2～D4 is connected with the base stage of triode Q1 through resistance R 4 and passes through resistance R 5 ground connection, the grounded emitter of triode Q1, and collector electrode connects the first input end IN1 of single-chip microcomputer and is connected with the power end Vcc of single-chip microcomputer through resistance R 6.
This NAND gate circuit is made up of anodal diode connected in parallel D5～D7, diode D8, resistance R 7～R9 and triode Q2; Wherein the negative pole of diode D5 is used for receiving the horn switch signal of step switch sets of signals; The negative pole of diode D6 is used for receiving the emergency light switching signal of step switch sets of signals; The negative pole of diode D7 is used for receiving the body light switching signal of step switch sets of signals; The anodal sys node of diode D5～D7 is connected with the power end of single-chip microcomputer Vcc through resistance R 8 and the diode D8 that passes through forward is connected with the base stage of triode Q2; The grounded emitter of triode Q2 and base stage are through resistance R 9 ground connection, and the collector electrode of triode Q2 is connected with the power end Vcc of single-chip microcomputer through resistance R 7, and the collector electrode of triode Q2 also connects the second input IN 2 of single-chip microcomputer.
The output of single-chip microcomputer connects the base stage of triode Q3 through resistance R 10; The grounded emitter of triode Q3 and collector electrode connect the first voltage output end A10 of accessory power supply module through resistance R 11; By the collector electrode output enable signal of triode Q3, the control main power source is changed in working order and between the resting state.
It should be noted: except the foregoing circuit form; OR-NOT circuit, NAND gate circuit can also adopt other forms; And, can increase or reduce the number of signal input circuit in OR-NOT circuit, the NAND gate circuit according to the difference of signal number in key switch signal, the step switch sets of signals.In addition, except single-chip microcomputer, the utility model can also adopt other forms of controller.
The operation principle of present embodiment is:
When key switch when operating state transfers closed condition to; ACC signal, ON signal and START signal are low level in the key switch signal; To the base stage input low level of triode Q1, triode Q1 ends, and its collector electrode output high level is given the first input end IN 1 of single-chip microcomputer; The output OUT output high level of single-chip microcomputer is given the base stage of triode Q3; The enable signal of triode Q3 conducting and the output of its collector electrode is a low level, and control main power source DC/DC transfers resting state to by operating state, is output as 0V voltage;
When key switch is in closed condition; Because diode D5～D7, diode D8, resistance R 7～R9 and triode Q2 constitute NAND gate circuit, if any one step switch signal is a low level in the step switch sets of signals, i.e. any one switch closure in horn switch S1, emergency light switch S 2 and the body light switch S 3; Then triode Q2 ends; Its collector electrode output high level is given the second input IN 2 of single-chip microcomputer, the output OUT output low level of single-chip microcomputer, and triode Q3 ends and the enable signal of its collector electrode output is a high level; The control main power source converts operating state into by resting state; Be output as+12V, realize the operation of respective devices, this main power source returns resting state from operating state after the operation of respective devices is accomplished; If arbitrary step switch signal is a low level in the step switch sets of signals, when promptly horn switch S1, emergency light switch S 2 and body light switch S 3 were all broken off, main power source DC/DC kept resting state constant;
When key switch when closed condition converts operating state into, because resistance R 1～R6, diode D2～D4 and triode Q1 constitute OR-NOT circuit, when key switch turns to arbitrary grade in ACC, ON and the START port; The positive pole of corresponding diode obtains high level in diode D2～D4; Triode Q1 conducting, its collector electrode output low level is given the first input end IN 1 of single-chip microcomputer, and the output OUT output low level of single-chip microcomputer is given the base stage of triode Q3; Triode Q3 ends; The enable signal of its collector electrode output is a high level, and control main power source DC/DC is output as+12V by resting state conversion work state; Realize all operations of whole electric motor car, the operating state of this main power source remains to key switch always and converts closed condition into from operating state once more.
In the 3rd embodiment of the utility model; As shown in Figure 5; This wake module is made up of single-chip microcomputer, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and first branch circuit; Wherein the power end Vcc of single-chip microcomputer connects the second voltage output end A8 of accessory power supply module; The power input of OR-NOT circuit connects the power end of single-chip microcomputer, and this OR-NOT circuit is used for receiving ACC signal, ON signal and the START signal of key switch signal, and the output of OR-NOT circuit connects the first input end IN 1 of single-chip microcomputer.
OR-NOT circuit is identical with circuit among second embodiment in the present embodiment; OR-NOT circuit is made up of resistance R 1～R6, negative pole diode connected in parallel D2～D4 and triode Q1; Wherein the positive pole of diode D2 is used for receiving the ACC signal of key switch signal and passes through resistance R 1 ground connection; The positive pole of diode D3 is used for receiving the ON signal of key switch signal and passes through resistance R 2 ground connection; The positive pole of diode D4 is used for receiving the START signal of key switch signal and passes through resistance R 3 ground connection; The negative pole sys node of diode D2～D4 is connected with the base stage of triode Q1 through resistance R 4 and passes through resistance R 5 ground connection, the grounded emitter of triode Q1, and collector electrode connects the first input end IN1 of single-chip microcomputer and is connected with the power end Vcc of single-chip microcomputer through resistance R 6.。The output OUT of single-chip microcomputer is through the base stage of resistance R10 connection triode Q3, and the grounded emitter of triode Q3 and collector electrode connect first voltage output end of said accessory power supply module through resistance R 11.
This first branch circuit is made up of diode D5 '～D7 ', resistance R 7 '～R9 '; Wherein the negative pole of diode D5 '～D7 ' is respectively applied for and receives horn switch signal, emergency light switching signal, body light switching signal; The positive pole of diode D5 '～D7 ' is connected with second input, the 3rd input, the four-input terminal of said controller respectively, and is connected with the power end of single-chip microcomputer through resistance R 7 ', resistance R 8 ', resistance R 9 ' respectively.
The operation principle of present embodiment is:
When key switch when operating state transfers closed condition to; ACC signal, ON signal and START signal are low level in the key switch signal; To the base stage input low level of triode Q1, triode Q1 ends, and its collector electrode output high level is given the first input end IN 1 of single-chip microcomputer; The output OUT output high level of single-chip microcomputer is given the base stage of triode Q3; Then the enable signal of triode Q3 conducting and its collector electrode output is a low level, and control main power source DC/DC transfers resting state to by operating state, is output as 0V voltage;
When key switch is in closed condition; If arbitrary step switch signal is a low level in the step switch sets of signals, i.e. arbitrary switch closure in horn switch S1, emergency light switch S 2 and the body light switch S 3, then not conducting of diode D5 '～D7 '; Output low level is given the input IN 2～IN 4 of single-chip microcomputer; The output OUT of single-chip microcomputer is through the base stage of resistance R 7 output low levels to triode Q3, and triode Q3 ends, and the enable signal of its collector electrode output is a high level; The control main power source converts operating state into by resting state; Be output as+12V, the operation of implementation part device, this main power source returns resting state from operating state after the operation of respective devices is accomplished; If arbitrary step switch signal is a low level in the step switch sets of signals, when promptly horn switch S1, emergency light switch S 2 and body light switch S 3 were all broken off, main power source DC/DC kept resting state constant;
When key switch when closed condition converts operating state into, because resistance R 1～R6, diode D2～D4 and triode Q1 constitute OR-NOT circuit, when key switch turns to arbitrary grade in ACC, ON and the START port; The negative pole of corresponding diode output high level in diode D2～D4; Triode Q1 conducting, its collector electrode output low level is given the first input end IN 1 of single-chip microcomputer, and the output OUT output low level of single-chip microcomputer is given the base stage of triode Q3; Triode Q3 ends; The enable signal of its collector electrode output is a high level, and control main power source DC/DC is output as+12V by resting state conversion work state; Realize all operations of whole electric motor car, the operating state of this main power source remains to key switch always and converts closed condition into from operating state once more.
In the 4th embodiment of the utility model; As shown in Figure 6; This wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and second branch circuit; Wherein the power end Vcc of single-chip microcomputer connects the second voltage output end A8 of accessory power supply module; The power input of OR-NOT circuit connects the power end of single-chip microcomputer, and this OR-NOT circuit is used for receiving ACC signal, ON signal and the START signal of key switch signal, and the output of OR-NOT circuit connects the first input end IN 1 of single-chip microcomputer; OR-NOT circuit is identical with circuit among second embodiment in the present embodiment; OR-NOT circuit is made up of resistance R 1～R6, negative pole diode connected in parallel D2～D4 and triode Q1, and wherein the positive pole of diode D2 is used for receiving the ACC signal of key switch signal and passes through resistance R 1 ground connection, and the positive pole of diode D3 is used for receiving the ON signal of key switch signal and passes through resistance R 2 ground connection; The positive pole of diode D4 is used for receiving the START signal of key switch signal and passes through resistance R 3 ground connection; The negative pole sys node of diode D2～D4 is connected with the base stage of triode Q1 through resistance R 4 and passes through resistance R 5 ground connection, the grounded emitter of triode Q1, and collector electrode connects the first input end IN1 of single-chip microcomputer and is connected with the power end Vcc of single-chip microcomputer through resistance R 6.。The output of OR-NOT circuit connects the first input end of said controller; The output of said controller connects the base stage of said triode Q3 through said resistance R 10; The grounded emitter of said triode Q3; Collector electrode connects first voltage output end of said accessory power supply module through said resistance R 11, and by the collector electrode output enable signal of said triode Q3;
This second branch circuit is by voltage stabilizing didoe D5 "～D7 ", resistance R 7 "～R9 " form; Wherein resistance R 7 "～R9 " an end be respectively applied for and receive horn switch signal, emergency light switching signal, body light switching signal; Resistance R 7 "～R9 " the other end connect second input, the 3rd input, the four-input terminal of single-chip microcomputer respectively; And respectively with voltage stabilizing didoe D5 "～D7 " negative pole be connected voltage stabilizing didoe D5 "～D7 " plus earth.
The operation principle of present embodiment is:
When key switch when operating state transfers closed condition to; ACC signal, ON signal and START signal are low level in the key switch signal; To the base stage input low level of triode Q1, triode Q1 ends, and its collector electrode output high level is given the first input end IN 1 of single-chip microcomputer; The output OUT output high level of single-chip microcomputer is given the base stage of triode Q3; Then the enable signal of the collector electrode of triode Q3 output is a low level, and control main power source DC/DC transfers resting state to by operating state, is output as 0V voltage;
When key switch is in closed condition; As shown in Figure 8, the boost voltage of+12V through body light DS1, emergency light DS2, loudspeaker LS1 respectively through resistance R 7 "～R9 " with voltage stabilizing didoe D5 "～D7 " the negative pole voltage stabilizing on the 5V level, this moment, input IN 2, IN3, the IN4 of single-chip microcomputer were high level; If arbitrary step switch signal is a low level in the step switch sets of signals; Be arbitrary switch closure in horn switch S1, emergency light switch S 2 and the body light switch S 3, then with resistance R 7 "～R9 " in corresponding resistance be pulled to low level, single-chip microcomputer is checked through after this low level the base stage of giving triode Q3 through resistance R 7 output low levels; Triode Q3 ends; The enable signal of its collector electrode output is a high level, and the control main power source converts operating state into by resting state, is output as+12V; The operation of implementation part device, this main power source returns resting state from operating state after the operation of respective devices is accomplished; If arbitrary step switch signal is a low level in the step switch sets of signals, when promptly horn switch S1, emergency light switch S 2 and body light switch S 3 were all broken off, main power source DC/DC kept resting state constant;
When key switch when closed condition converts operating state into, because resistance R 1～R6, diode D2～D4 and triode Q1 constitute OR-NOT circuit, when key switch turns to arbitrary grade in ACC, ON and the START port; The negative pole of corresponding diode output high level in diode D2～D4; Triode Q1 conducting, its collector electrode output low level is given the first input end IN 1 of single-chip microcomputer, and the output OUT output low level of single-chip microcomputer is given the base stage of triode Q3; Triode Q3 ends; The enable signal of its collector electrode output is a high level, and control main power source DC/DC is output as+12V by resting state conversion work state; Realize all operations of whole electric motor car, the operating state of this main power source remains to key switch always and converts closed condition into from operating state once more.
In the 5th embodiment of the utility model; As shown in Figure 7; This wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, the 3rd branch circuit and the 4th branch circuit; Wherein the power end of single-chip microcomputer connects second voltage output end of accessory power supply module, and the output of single-chip microcomputer is through the base stage of resistance R 10 connection triode Q3, and the grounded emitter of triode Q3 and collector electrode connect first voltage output end of accessory power supply modules through resistance R 11;
The 3rd branch circuit is made up of resistance R 01～R09, triode Q4～Q6; Wherein the emitter of triode Q4～Q6 is distinguished ground connection; Collector electrode is connected with the power end of single-chip microcomputer through resistance R 01～R03 respectively; The base stage of triode Q4 is used to receive the ACC signal through resistance R 04 ground connection and through resistance R 05; The base stage of triode Q5 is used to receive the ON signal through resistance R 06 ground connection and through resistance R 07, and the base stage of triode Q6 is used to receive the START signal through resistance R 08 ground connection and through resistance R 09, and the collector electrode of triode Q4～Q6 is connected with first input end, second input, the 3rd input of single-chip microcomputer respectively;
The 4th branch circuit is made up of resistance R 12～R17, triode Q7～Q9; The equal ground connection of the emitter of triode Q7～Q9 wherein; Collector electrode connects the power end Vcc of single-chip microcomputer respectively through resistance R 12～R14; The base stage of triode Q7 is used to receive the horn switch signal through resistance R 15; The base stage of triode Q8 is used to receive the emergency light switching signal through resistance R 16, and the base stage of triode Q9 is used to receive the body light switching signal through resistance R 17, and the collector electrode of triode Q7～Q9 is connected with four-input terminal, the 5th input, the 6th input of single-chip microcomputer respectively.
The operation principle of present embodiment is:
When key switch when operating state transfers closed condition to; ACC signal, ON signal and START signal are low level in the key switch signal; The base stage of triode Q4～Q6 receives low level; This triode Q4～Q6 by and collector electrode export high level respectively and give the first input end IN 1 of single-chip microcomputer, the second input IN 2, the 3rd input IN 3, the output OUT of single-chip microcomputer gives the base stage of triode Q3 through resistance R 10 output high level, then the enable signal of the collector electrode of triode Q3 output is a low level; Control main power source DC/DC transfers resting state to by operating state, is output as 0V voltage;
When key switch is in closed condition; As shown in Figure 8; If arbitrary step switch signal is a low level in the step switch sets of signals; Be arbitrary switch closure in horn switch S1, emergency light switch S 2 and the body light switch S 3, the boost voltage of+12V provides the base stage of high level to corresponding triode among triode Q7～Q9 through respective devices among body light DS1, emergency light DS2, the loudspeaker LS1, and this triode conducting and its collector electrode provide low level to one of among four-input terminal IN 4, the 5th input IN 5, the 6th input IN 6; The output OUT output low level of single-chip microcomputer; Thereby making the enable signal of the collector electrode output of triode Q3 is high level, and the control main power source converts operating state into by resting state, is output as+12V; The operation of implementation part device, this main power source returns resting state from operating state after the operation of respective devices is accomplished; If arbitrary step switch signal is a low level in the step switch sets of signals, when promptly horn switch S1, emergency light switch S 2 and body light switch S 3 were all broken off, main power source DC/DC kept resting state constant;
When key switch when closed condition converts operating state into; When key switch turns to arbitrary grade in ACC, ON and the START port; The base stage of corresponding triode provides high level in triode Q4～Q6; Corresponding triode conducting and its collector electrode output low level are given single-chip microcomputer, and the output OUT of single-chip microcomputer is through the base stage of resistance R 10 output low levels to triode Q3, and triode Q3 ends and the enable signal of its collector electrode output is a high level; Control main power source DC/DC is by resting state conversion work state; Be output as+12V, realize all operations of whole electric motor car, the operating state of this main power source remains to key switch always and converts closed condition into from operating state once more.
Wake module includes but not limited to the circuit structure that the foregoing description is mentioned.
The utility model is not limited to aforesaid embodiment.The utility model expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (10)
1. main power source Rouser; It is characterized in that: form by wake module and accessory power supply module; First voltage output end of wherein said accessory power supply module connects the end that wakes up of said wake module, and second voltage output end connects the power end of said wake module;
Said accessory power supply module: be used to receive the storage source that storage battery provides; And with said storage source convert first voltage to, second voltage offers said wake module; Wherein said first voltage wakes up and memory protect voltage as said wake module, and said second voltage is as the operating voltage of said wake module;
Said wake module: be used to receive key switch signal, step switch sets of signals, and according to said key switch signal, step switch sets of signals output enable signal, the control main power source is changed in working order and between the resting state.
2. main power source Rouser according to claim 1; It is characterized in that: said key switch signal comprises ACC signal, ON signal and START signal, and said step switch sets of signals comprises horn switch signal, emergency light switching signal and body light switching signal.
3. main power source Rouser according to claim 1; It is characterized in that: first voltage output end of said accessory power supply module connects the positive pole of diode D1; The negative pole of said diode D1 connects the end of resistance R b, by the other end output boost voltage of said resistance R b.
4. main power source Rouser according to claim 2; It is characterized in that: said wake module is made up of OR circuit, capacitor C 1, negative pole diode connected in parallel D9, D10 and NAND gate circuit; Wherein said OR circuit is made up of resistance R 1～R5 and negative pole diode connected in parallel D2～D4; Wherein the positive pole of diode D2 is used for receiving the ACC signal of said key switch signal and passes through resistance R 1 ground connection; The positive pole of diode D3 is used for receiving the ON signal of said key switch signal and passes through resistance R 2 ground connection; The positive pole of diode D4 is used for receiving the START signal of said key switch signal and passes through resistance R 3 ground connection; The negative pole sys node of said diode D2～D4 connects an end of resistance R 4, and the other end of resistance R 4 is connected with the resistance R of ground connection 5, capacitor C 1, and connects the positive pole of said diode D9;
Said NAND gate circuit is used for receiving horn switch signal, emergency light switching signal and the body light switching signal of step switch sets of signals; And its power input connects first voltage output end of said accessory power supply module and the positive pole that output connects said diode D10; The negative pole sys node of said diode D9, D10 is used for the output enable signal
And said resistance R 5 is much larger than resistance R 4, promptly R5＞＞R4.
5. main power source Rouser according to claim 2; It is characterized in that: said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and NAND gate circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module, and the power input that the power input of said OR-NOT circuit connects power end and the said NAND gate circuit of said controller connects the power end of controller;
Said OR-NOT circuit is used for receiving ACC signal, ON signal and the START signal of key switch signal, and said NAND gate circuit is used for receiving horn switch signal, emergency light switching signal and the body light switching signal of said step switch sets of signals;
The output of said OR-NOT circuit connects the first input end of said controller; The output of said NAND gate circuit connects second input of said controller; The output of said controller connects the base stage of said triode Q3 through said resistance R 10; The grounded emitter of said triode Q3, collector electrode is through first voltage output end of the said accessory power supply module of said resistance R 11 connections, and the collector electrode of said triode Q3 is used for the output enable signal.
6. main power source Rouser according to claim 2; It is characterized in that: said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and first branch circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module; Said OR-NOT circuit is used for receiving ACC signal, ON signal and the START signal of key switch signal; The power input of said OR-NOT circuit connects the power end of said controller and the first input end that its output connects said controller; The output of said controller connects the base stage of said triode Q3 through said resistance R 10; The grounded emitter of said triode Q3, collector electrode is through first voltage output end of the said accessory power supply module of said resistance R 11 connections, and the collector electrode of said triode Q3 is used for the output enable signal;
Said first branch circuit is made up of diode D5 '～D7 ', resistance R 7 '～R9 '; The negative pole of wherein said diode D5 '～D7 ' is respectively applied for and receives horn switch signal, emergency light switching signal, body light switching signal; The positive pole of said diode D5 '～D7 ' is connected with second input, the 3rd input, the four-input terminal of said controller respectively, and is connected with the power end of said controller through resistance R 7 ', resistance R 8 ', resistance R 9 ' respectively.
7. main power source Rouser according to claim 2; It is characterized in that: said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, OR-NOT circuit and second branch circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module; ACC signal, ON signal and the START signal of said OR-NOT circuit in receiving the key switch signal; The power input of said OR-NOT circuit connects the power end of said controller and the first input end that its output connects said controller; The output of said controller connects the base stage of said triode Q3 through said resistance R 10; The grounded emitter of said triode Q3, collector electrode connects first voltage output end of said accessory power supply module through said resistance R 11, and is used for the output enable signal by the collector electrode of said triode Q3;
Said second branch circuit is by voltage stabilizing didoe D5 "～D7 ", resistance R 7 "～R9 " form; Wherein said resistance R 7 "～R9 " an end be respectively applied for and receive horn switch signal, emergency light switching signal, body light switching signal; Said resistance R 7 "～R9 " the other end connect second input, the 3rd input, the four-input terminal of said controller respectively; And respectively with said voltage stabilizing didoe D5 "～D7 " negative pole be connected said voltage stabilizing didoe D5 "～D7 " plus earth.
8. main power source Rouser according to claim 2; It is characterized in that: said wake module is made up of controller, resistance R 10, triode Q3, resistance R 11, the 3rd branch circuit and the 4th branch circuit; The power end of wherein said controller connects second voltage output end of said accessory power supply module; The output of said controller is through the base stage of the said triode Q3 of said resistance R 10 connections, and the grounded emitter of said triode Q3 and collector electrode connect first voltage output end of said accessory power supply module through said resistance R 11;
Said the 3rd branch circuit is made up of resistance R 01～R09, triode Q4～Q6; The emitter of wherein said triode Q4～Q6 is ground connection respectively; Collector electrode is connected with the power end of said controller through resistance R 01～R03 respectively; The base stage of triode Q4 is used to receive the ACC signal through resistance R 04 ground connection and through resistance R 05; The base stage of triode Q5 is used to receive the ON signal through resistance R 06 ground connection and through resistance R 07, and the base stage of triode Q6 is used to receive the START signal through resistance R 08 ground connection and through resistance R 09, and the collector electrode of said triode Q4～Q6 connects first input end, second input, the 3rd input of said controller respectively;
Said the 4th branch circuit is made up of resistance R 12～R17, triode Q7～Q9; The equal ground connection of the emitter of triode Q7～Q9 wherein; Collector electrode connects the power end of said controller respectively through resistance R 12～R14; The base stage of triode Q7 is used to receive the horn switch signal through resistance R 15; The base stage of triode Q8 is used to receive the emergency light switching signal through resistance R 16, and the base stage of triode Q9 is used to receive the body light switching signal through resistance R 17, and the collector electrode of said triode Q7～Q9 is connected with four-input terminal, the 5th input, the 6th input of said controller respectively.
9. according to any one described main power source Rouser in the claim 5～7; It is characterized in that: said OR-NOT circuit is made up of resistance R 1～R6, negative pole diode connected in parallel D2～D4 and triode Q1; Wherein the positive pole of diode D2 is used for receiving the ACC signal of said key switch signal and passes through resistance R 1 ground connection; The positive pole of diode D3 is used for receiving the ON signal of said key switch signal and passes through resistance R 2 ground connection; The positive pole of diode D4 is used for receiving the START signal of said key switch signal and passes through resistance R 3 ground connection; The negative pole sys node of said diode D2～D4 is connected with the base stage of said triode Q1 through resistance R 4 and passes through resistance R 5 ground connection; The grounded emitter of said triode Q1, its collector electrode is connected with the power end of said controller through resistance R 6, and the collector electrode of said triode Q1 connects the first input end of said controller.
10. according to the main power source Rouser of claim said 4 or 5; It is characterized in that: said NAND gate circuit is made up of anodal diode connected in parallel D5～D7, diode D8, resistance R 7～R9 and triode Q2; Wherein the negative pole of diode D5～D7 is respectively applied for and receives horn switch signal, emergency light switching signal, body light switching signal; The anodal sys node of said diode D5～D7 connects the power end of said controller through resistance R 8; And be connected with the base stage of triode Q2 through forward diode D8, the grounded emitter of said triode Q2, base stage is through resistance R 9 ground connection; The collector electrode of said triode Q2 is through the power end of the said controller of resistance R 7 connections, and the output of the very said NAND gate circuit of the current collection of said triode Q2.
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| CN 201120368692 CN202276162U (en) | 2011-09-29 | 2011-09-29 | Main power supply awakening device |
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| CN 201120368692 CN202276162U (en) | 2011-09-29 | 2011-09-29 | Main power supply awakening device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162899A (en) * | 2017-12-26 | 2018-06-15 | 深圳市奇虎智能科技有限公司 | The control method and device of a kind of vehicle intelligent equipment |
| CN108288735A (en) * | 2018-04-04 | 2018-07-17 | 湖南金杯新能源发展有限公司 | The power supply wake-up control circuit of electric vehicle |
| CN112564473A (en) * | 2020-12-01 | 2021-03-26 | 武汉力行远方电源科技有限公司 | Vehicle-mounted auxiliary power supply circuit and system |
| CN112918410A (en) * | 2021-01-29 | 2021-06-08 | 东风商用车有限公司 | Power supply awakening method and device for automobile controller |
| TWI817835B (en) * | 2022-11-18 | 2023-10-01 | 宏碁股份有限公司 | Power-assisted vehicle |
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2011
- 2011-09-29 CN CN 201120368692 patent/CN202276162U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162899A (en) * | 2017-12-26 | 2018-06-15 | 深圳市奇虎智能科技有限公司 | The control method and device of a kind of vehicle intelligent equipment |
| CN108288735A (en) * | 2018-04-04 | 2018-07-17 | 湖南金杯新能源发展有限公司 | The power supply wake-up control circuit of electric vehicle |
| CN108288735B (en) * | 2018-04-04 | 2024-02-06 | 深圳市元创时代科技有限公司 | Power source wake-up control circuit of electric automobile |
| CN112564473A (en) * | 2020-12-01 | 2021-03-26 | 武汉力行远方电源科技有限公司 | Vehicle-mounted auxiliary power supply circuit and system |
| CN112918410A (en) * | 2021-01-29 | 2021-06-08 | 东风商用车有限公司 | Power supply awakening method and device for automobile controller |
| TWI817835B (en) * | 2022-11-18 | 2023-10-01 | 宏碁股份有限公司 | Power-assisted vehicle |
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Assignee: Chongqing Ruichi Auto Industrial Co., Ltd. Assignor: Chongqing Xiaokang Industry Group Co., Ltd. Contract record no.: 2012500000092 Denomination of utility model: Main power supply awakening device of electric automobile Granted publication date: 20120613 License type: Exclusive License Record date: 20121203 |
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