CN202075569U - Electronic switch used for motor vehicle - Google Patents
Electronic switch used for motor vehicle Download PDFInfo
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- CN202075569U CN202075569U CN2011200348613U CN201120034861U CN202075569U CN 202075569 U CN202075569 U CN 202075569U CN 2011200348613 U CN2011200348613 U CN 2011200348613U CN 201120034861 U CN201120034861 U CN 201120034861U CN 202075569 U CN202075569 U CN 202075569U
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Abstract
The utility model relates to an electronic switch used for a motor vehicle. A circuit board is arranged between a mechanical switch block (1) and an electrical connection socket (3). The circuit board is provided with a control circuit (2). The output terminal 1 of the control circuit (2) is electrically connected with the mechanical switch block (1), the input terminal 2 is connected with the connecting terminal N of the electrical connection socket (3), and the output terminal 4 is connected with the connecting terminal J of the electrical connection socket (3). The power supply anode incoming terminal 3 and the power supply cathode incoming terminal 5 are connected with the connecting terminal E+ and the connecting terminal E- of the electrical connection socket (3) respectively. The electronic switch is used to control an electromagnetic power supply main switch of the motor vehicle, and can realize that the electromagnetic power supply main switch can be controlled manually and automatically, the electromagnetic power supply main switch can be turned off delayedly and automatically, and the electromagnetic power supply main switch is guaranteed in a turn-on state when the generator N pole (or W pole) of an engine has the voltage signal output.
Description
Technical field
The utility model relates to a kind of automobile-use electronic switch, specifically relates to a kind of electronic switch that is used for controller motor-car electromagnetic power-supply general switch.
Background technology
Existing motor vehicle electromagnetic power-supply general switch, generally control by a mechanical switch, the connecting and disconnecting of mechanical switch can be controlled the through and off of electromagnetic power-supply general switch, the driver often forgets timely shutoff electromagnetic power-supply general switch in actual the use, cause the unnecessary discharge of accumulator, make vehicle starting difficulty next time.Be head it off, people are arranged on mechanical switch on the electric door lock, when key injects electric door lock, mechanical switch just is in on-state, when pulling up key, mechanical switch just is in off-state, and the driver gets off like this, also just turn-offed mechanical switch as long as pull up key, joining with it accordingly electromagnetic power-supply general switch has also just turn-offed.New car is in debuging process, forget easily when many adjustors leave vehicle and in time pull up key, electromagnetic power-supply general switch is in on-state, the electrical equipment of opening on its coil and the car continues power consumption, easily cause the unnecessary discharge of accumulator, usually influence vehicle starts next time, there is the people to design " automobile power source automatic switch " again (as the patent No.: 91232324.8) for this reason, this automobile power source automatic switch can solve the driver and forget timely shutoff electromagnetic power-supply general switch problem, but has the following disadvantages: complex structure, the manufacturing cost height, versatility is poor, the installation wiring inconvenience.The thinking of automobile power source automatic switch is to improve to solve the driver and easily forget the problem of closing electromagnetic power-supply general switch on electromagnetic power-supply general switch, also there is not big breakthrough and on the gauge tap of motor vehicle electromagnetic power-supply general switch, improve to address the above problem, so be badly in need of a kind of cost-effective solution.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, and a kind of automobile-use electronic switch is provided.This electronic switch is used for controller motor-car electromagnetic power-supply general switch, can realize: both can manually control electromagnetic power-supply general switch, also can control electromagnetic power-supply general switch automatically, realize that time-delay automatically shuts down electromagnetic power-supply general switch, and guarantee under engine behavior, be the generator N utmost point (or W utmost point) on engine when voltage signal output is arranged, electromagnetic power-supply general switch is in on-state.
The utility model solves a kind of technical scheme that its technical matters takes: a kind of automobile-use electronic switch, comprise shell 4, mechanical switch group 1, electric-connected socket 3, it is characterized in that: between mechanical switch group 1 and electric-connected socket 3, also be provided with circuit board, its circuit board is provided with control circuit 2, described control circuit 2 comprises input end 1, input end 2, output terminal 4, positive source incoming end 3, power cathode incoming end 5, one road input end 1 is electrically connected with mechanical switch group 1, another input end 2 is connected with connection terminal N in the electric-connected socket 3, output terminal 4 is connected positive source incoming end 3 with connection terminal J in the electric-connected socket 3, negative pole incoming end 5 (also being common) respectively with electric-connected socket 3 in connection terminal E+, E-connects.Control circuit 2 is improvement circuit of an electronic time-delay switch circuit, utilize the switch in the mechanical switch group 1 trigger control circuit 2 to enter the delay working state, its time-delay finishes to close automatically, utilize in the mechanical switch group 1 switch also at any time trigger control circuit 2 finish its delay working states; Engine on motor vehicle is in duty, the N utmost point (or W utmost point) that also is the generator on the engine has voltage signal output, and when being transferred to control circuit 2 by connection terminal N, control circuit 2 remains on output terminal 4 and common (also being power cathode incoming end 5) on-state; When engine quits work, when being the N utmost point (or W utmost point) the no-voltage signal output of the generator on the engine, control circuit 2 enters the delay working state automatically, time-delay finishes to close automatically, its output terminal 4 disconnects with common, two kinds of duties (output terminal 4 is switched on or switched off with common) of control circuit 2 are connected with the electromagnetic power-supply general switch control end that the utility model will be controlled by connection terminal J, E-in the electric-connected socket 3, finish the control that electromagnetic power-supply general switch is opened or closed.
The mechanical switch group comprises button switch K 1, K2, control circuit 2 comprises triode Q1 and Q2, capacitor C 1, diode D1 and D2, voltage stabilizing diode DW1, relay J 1, resistance R 1, R2, R3, triode Q1, the collector of the complex pipe that Q2 forms connects an end of diode D1 positive pole and relay J 1 coil, triode Q1, the end of the base stage connecting resistance R1 of the complex pipe that Q2 forms, triode Q1, the emitter of the complex pipe that Q2 forms, capacitor C 1 negative pole, one end of relay J 1 contact, voltage stabilizing diode DW1 positive pole connects common, power cathode incoming end 5 in the common connection control circuit 2, the positive pole of the other end of resistance R 1 and capacitor C 1, the negative pole of diode D2 connects, the positive pole of diode D2 is connected with an end of resistance R 2, input end 2 in the other end connection control circuit 2 of resistance R 2, the negative pole of diode D1, one end of resistance R 3 is connected the positive source input end 3 in the connection control circuit 2 of back with the other end of relay J 1 coil, the negative pole of voltage stabilizing diode DW1 is connected the output terminal 4 in the connection control circuit 2 of back with the other end of relay J 1 contact; One end of the button switch K 2 in the mechanical switch group 1 is connected with the negative pole of its capacitor C 1 by the input end 1 of control circuit 2, input end 1 by control circuit 2 after the other end of K2 is connected with the end of K1 is connected with the positive pole of capacitor C 1, and the other end of K1 is connected with the other end of its resistance R 3 by the input end 1 of control circuit 2.
Also be provided with second level delay circuit along separate routes 9, breaking circuit 10, switch 11 or one of them or combination fast; Second level delay circuit shunt 9 comprises capacitor C 6, diode D5, triode Q6, resistance R 13, R14, R15, button switch K 3, circuit is to connect like this: an end of capacitor C 6, the emitter of triode Q6 is connected with common, the other end of capacitor C 6 is connected with diode D5 is anodal, the negative pole of diode D5 is connected with the grid of field effect transistor Q4, the collector of triode Q6 is connected with an end of resistance R 14, the other end of resistance R 14 and diode D5, capacitor C 6, the common port of resistance R 13 connects, the other end of resistance R 13 is connected with an end of button switch K 3, the other end of button switch K 3 is connected with the p end of button switch K 1, and the base stage of triode Q6 is connected through the positive pole of resistance R 15 with diode D2; Breaking circuit 10 comprises triode Q5, resistance R 9, R10, R11, R12 fast, circuit is to connect like this: be connected between field effect transistor Q4 drain electrode, the source electrode after resistance R 11, the R12 series connection, the common port of resistance R 11, R12 is connected to the base stage of triode Q5 through current-limiting resistance R10, the emitter of triode Q5 connects common, and the collector of triode Q5 connects the other end of capacitor C 4 through resistance R 9; Switch 11 is one and moving runs the pass jointly that its two ends are connected with drain electrode, the source electrode of field effect transistor Q4 respectively.
The utility model solves the another kind of technical scheme that its technical matters takes: a kind of automobile-use electronic switch, comprise shell 4, mechanical switch group 1, electric-connected socket 3, it is characterized in that: between mechanical switch group 1 and electric-connected socket 3, also be provided with circuit board, its circuit board is provided with control circuit 2, described control circuit 2 comprises input end 1, input end 2, output terminal 4, power cathode incoming end 5, one road input end 1 is electrically connected with mechanical switch group 1, another input end 2 is connected with connection terminal N in the electric-connected socket 3, output terminal 4 is connected with connection terminal J in the electric-connected socket 3, and power cathode incoming end 5 (also being common) is connected with connection terminal E-in the electric-connected socket 3; Control circuit 2 is improvement circuit of an electronic time-delay switch circuit, utilize the switch in the mechanical switch group 1 trigger control circuit 2 to enter the delay working state, its time-delay finishes to close automatically, utilize in the mechanical switch group 1 switch also at any time trigger control circuit 2 finish its delay working states; Engine on motor vehicle is in duty, the N utmost point (or W utmost point) that also is the generator on the engine has voltage signal output, and when being transferred to control circuit 2 by connection terminal N, control circuit 2 remains on output terminal 4 and common (also being power cathode incoming end 5) on-state; When engine quits work, when being the N utmost point (or W utmost point) the no-voltage signal output of the generator on the engine, control circuit 2 enters the delay working state automatically, time-delay finishes to close automatically, its output terminal 4 disconnects with common, two kinds of duties (output terminal 4 is switched on or switched off with common) of control circuit 2 are connected with the electromagnetic power-supply general switch control end that the utility model will be controlled by connection terminal J, E-in the electric-connected socket 3, can finish the control that electromagnetic power-supply general switch is opened or closed.
Also be provided with quick breaking circuit 10, breaking circuit 10 comprises triode Q5, resistance R 9, R10, R11, R12 fast, circuit is to connect like this: be connected between field effect transistor Q4 drain electrode, the source electrode after resistance R 11, the R12 series connection, the common port of resistance R 11, R12 is connected to the base stage of triode Q5 through current-limiting resistance R10, the emitter of triode Q5 connects common, and the collector of triode Q5 connects the other end of capacitor C 4 through resistance R 9.
Also be provided with second level delay circuit shunt 9, second level delay circuit shunt 9 comprises capacitor C 6, diode D5, triode Q6, resistance R 13, R14, R15, button switch K 3, circuit is to connect like this: an end of capacitor C 6, the emitter of triode Q6 is connected with common, the other end of capacitor C 6 is connected with diode D5 is anodal, the negative pole of diode D5 is connected with the grid of field effect transistor Q4, the collector of triode Q6 is connected with an end of resistance R 14, the other end of resistance R 14 and diode D5, capacitor C 6, the common port of resistance R 13 connects, the other end of resistance R 13 is connected with an end of button switch K 3, the other end of button switch K 3 is connected with the p end of button switch K 1, and the base stage of triode Q6 is connected through the positive pole of resistance R 15 with diode D2.
Also be provided with switch 11, switch 11 is the moving passes of running jointly, and its two ends are connected with output terminal 4, power cathode incoming end 5 in the control circuit 2 respectively.
Beneficial effect
The utlity model has characteristics simple in structure, with low cost, easy for installation, reliable operation, be used for controller motor-car electromagnetic power-supply general switch can realize: the driver can be in pilothouse switch electromagnetic power-supply general switch easily; Also can realize the automatic delay function electromagnetic power-supply general switch; Motor car engine in working order the time electromagnetic power-supply general switch keep on-state.Both satisfy request for utilization, and can prevent the discharge that accumulator is unnecessary to greatest extent again.
Description of drawings
Accompanying drawing 1 is the circuit structure block diagram of a kind of technical scheme of the utility model
Accompanying drawing 2 is circuit theory diagrams of first embodiment that provides according to a kind of technical scheme of the utility model
Accompanying drawing 3 is a kind of application circuit figure that a kind of technical scheme first embodiment of the utility model is used to control electromagnetic power-supply general switch
Accompanying drawing 4 is circuit theory diagrams of second kind of embodiment providing according to a kind of technical scheme of the utility model
Accompanying drawing 5 is circuit theory diagrams of the third embodiment of providing according to a kind of technical scheme of the utility model
Accompanying drawing 6 is circuit structure block diagrams of the another kind of technical scheme of the utility model
Accompanying drawing 7 is circuit theory diagrams of another kind of technical scheme first embodiment of the utility model
Accompanying drawing 8 is a kind of application circuit figure that another kind of technical scheme first embodiment of the utility model is used to control electromagnetic power-supply general switch
Accompanying drawing 9 is the further improved circuit theory diagrams of circuit (circuit of accompanying drawing 7) to another kind of technical scheme first embodiment of the utility model
Accompanying drawing 10 is circuit theory diagrams of another kind of technical scheme second embodiment of the utility model
In the accompanying drawing 1 to 10, the 1st, mechanical switch group, the 2nd, control circuit, the 3rd, electric-connected socket, the 4th, shell, the 5th, electromagnetic power-supply general switch, the 6th, accumulator, the 7th, generator, the 8th, fuse, the 9th, second level delay circuit shunt, the 10th, quick breaking circuit, the 11st, switch
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples
Accompanying drawing 3 is a kind of application circuit figure that a kind of technical scheme first embodiment of the utility model is used to control electromagnetic power-supply general switch.Automobile-use electronic switch wherein provided by the utility model is in shell 4, be connected with electromagnetic power-supply general switch 5, accumulator 6, generator 7 by the connection terminal in its electric-connected socket 3: connection terminal E+ is connected to the positive pole of accumulator 6 by fuse 8, and connection terminal E-connects the negative pole of accumulator 6; Connection terminal N sending and receiving motor N output stage, the negative pole of generator 7 connects the negative pole of accumulator 6; Connection terminal J connects a end of electromagnetic power-supply general switch 5 coils, the positive pole of the b termination accumulator 6 of electromagnetic power-supply general switch 5 coils, the positive pole of the d termination accumulator 6 of electromagnetic power-supply general switch 5 contacts, c termination electrical appliance;
Principle of work is as follows: among the figure that accompanying drawing 3 is provided, circuit in the shell 4 is the circuit diagram of the utility model first embodiment, wherein remove button switch K 2, connection terminal N in the electric-connected socket 3, resistance R 2, diode D2 and line thereof, remaining circuit is exactly the delay switch with time delayed turn-off function that present people use always, button switch K 1 can be controlled this delay switch with time delayed turn-off function and enter the delay working state, its time-delay finishes to close automatically, but can not close the delay working state of this delay switch at any time, in the time of can not realizing that the generator N utmost point has voltage signal output, the output terminal J of delay switch keeps the state with the connection of common port ground, then keep electromagnetic power-supply general switch to connect, we improve the delay switch that this only has the time delayed turn-off function in order to realize these two functions, increase button switch K 2, connection terminal N in the electric-connected socket 3, resistance R 2, diode D2 and line thereof, circuit after the improvement, mechanical switch group 1 comprises button switch K 1, K2, electric-connected socket 3 comprises connection terminal N, J, E+, E-, remainder are exactly the control circuit 2 in the present embodiment.In the present embodiment, because button switch K 2 is to be connected in parallel on capacitor C 1 two ends, so pressing button K2 can bleed off on the capacitor C 1 at any time, finish the delay working state in advance, also promptly utilize button switch K 2 at any time trigger control circuit 2 finish its delay working states and make that output terminal 4 disconnects with common in the control circuit 2, realize the purpose of power cutoff master switch at any time; Engine on motor vehicle is in duty, the N utmost point (or W utmost point) that also is the generator on the engine has voltage signal output, and when being transferred to control circuit 2 by connection terminal N, the voltage signal of generator center pole N output can be by connection terminal N---resistance R 2 diode D2---resistance R 1---the compound transistor Q1 in the electric-connected socket 3,------------the connection terminal E-in the electric-connected socket 3---generator negative pole forms the loop to the power cathode incoming end 5 in the control circuit 2 to common to Q2 Base-Emitter path, compound transistor maintains base current, compound transistor Q1, Q2 collector and common conducting, relay J 1 coil gets electric (having electric current to flow through) closing of contact, the output terminal 4 of control circuit 2 remains on the state of connecting with common, electromagnetic power-supply general switch 5 keeps connecting, and capacitor C 1 is recharged simultaneously; When engine quits work, i.e. during the N utmost point of the generator on the engine (or W utmost point) no-voltage signal output, control circuit 2 enters the delay working state automatically, and delay working finishes to close automatically.
Voltage stabilizing diode DW1 is used for eliminating the peak value of the electromagnetic power-supply general switch self-induction electromotive force that its coil produces when opening or closing, and the voltage stabilizing value of choosing should be higher than the normal working voltage of circuit, is lower than the magnitude of voltage that desire limits.
In the present embodiment, if when the voltage of the electric power system of motor vehicle surpasses the withstand voltage of 555 circuit, should there be decompression voltage regulator in working power of the present utility model loop.
Principle of work.In the circuit theory diagrams of present embodiment, remove button switch K 2, connection terminal N, resistance R 2, diode D2 and line thereof, remaining circuit is exactly the delay switch with time delayed turn-off function that present people use always, button switch K 1 can be controlled this delay switch with time delayed turn-off function and enter the delay working state, its time-delay finishes to close automatically, but can not close the delay working state of this delay switch at any time, in the time of can not realizing that the generator N utmost point has voltage signal output, the output terminal J of delay switch keeps the state with the connection of common port ground, then keep electromagnetic power-supply general switch to connect, we improve the delay switch that this only has the time delayed turn-off function in order to realize these two functions, increase button switch K 2, connection terminal N, resistance R 2, diode D2 and line thereof, circuit after the improvement, mechanical switch group 1 comprises button switch K 1, K2, electric-connected socket 3 comprises connection terminal N, J, E+, E-, remainder are exactly the control circuit 2 in the present embodiment.In the present embodiment, because button switch K 2 is that (R7 is a current-limiting resistance to resistance in series R7, the effect of protection switch contact is arranged, it is too big that resistance can not be selected) later capacitor C 1 two ends that are connected in parallel on, can bleed off electricity on the capacitor C 1 at any time so press button K2, finish the delay working state in advance, also promptly utilize button switch K 2 at any time trigger control circuit 2 finish its delay working states, electric-connected socket 3 middle connecting terminal J and E-are disconnected, realize the purpose of turn-offing electromagnetic power-supply general switch at any time; When the utility model is in the delay working state, our engine on can the starter motor motor-car, when engine is in duty, the N utmost point (or W utmost point) that also is the generator on the engine has voltage signal output, and when being transferred to control circuit 2 by connection terminal N, the voltage signal of generator N utmost point output can---------------the power cathode incoming end 5 in the control circuit 2---the connection terminal E-in the electric-connected socket 3---generator negative pole forms the loop and gives capacitor C 4 chargings common capacitor C 4 resistance R 2 diode D2 the input end 2 in the control circuit 2 by the connection terminal N in the electric-connected socket 3, keep field effect transistor Q4 grid at high potential state, make the field effect transistor drain electrode, source electrode keeps conducting, the output terminal 4 that also is control circuit 2 remains on the state of connecting with common, the electromagnetic power-supply general switch of being controlled 5 also keeps connecting, and capacitor C 4 is by full charge simultaneously; When engine quits work, i.e. during the N utmost point of the generator on the engine (or W utmost point) no-voltage signal output, control circuit 2 enters the delay working state automatically, and delay working finishes to close automatically.
Because the output terminal 4 in the drain electrode of the field effect transistor Q4 process control circuit 2 communicates---electromagnetic power-supply general switch coil---------diode D4---resistance R 8---capacitor C 5---common---battery terminal negative of the output terminal 4 in the control circuit 2 of the connection terminal J in the electric-connected socket 3 so charge circuit of capacitor C 5 (seeing accompanying drawing 8) is: the positive pole of accumulator 6 with the connection terminal J in the electric-connected socket 3; Capacitor C 5 was discharged over the ground when diode D4 can prevent field effect transistor Q4 conducting, and capacitor C 5 thermal energy storage processes are to finish when finishing field effect transistor drain electrode, not conducting of source electrode into incipient stage of application circuit or time-delay rigidly connecting.
Press automobile-use electronic switch (in figure shell 4 with interior part) the access application circuit of accompanying drawing 8 with another kind of technical scheme first embodiment of the utility model, its connecting circuit is: connection terminal N, the J in the electric-connected socket 3, E-difference sending and receiving motor N output stage, a end of electromagnetic power-supply general switch 5 coils, the negative pole of accumulator 6, the negative pole of generator 7 connects the negative pole of accumulator, the positive pole of the b end of electromagnetic power-supply general switch 5 coils, the d termination accumulator 6 of contact, the c termination electrical appliance of contact; The course of work is as follows: the circuit connection finishes, setting engine this moment is not worked, generator does not generate electricity, capacitor C 4 is not recharged, both end voltage is zero, field effect transistor Q4 grid is in electronegative potential, its drain electrode and not conducting of source electrode, at this moment accumulator 6 gives capacitor C 5 chargings, its charge circuit is: the positive pole of accumulator 6---electromagnetic power-supply general switch coil---------diode D4---resistance R 8---capacitor C 5---common---the power cathode incoming end 5 in the control circuit 2---battery terminal negative of the output terminal 4 in the control circuit 2 of the connection terminal J in the electric-connected socket 3; The voltage that the voltage at capacitor C 5 two ends is charged to very soon near accumulator is that system works is got ready, when needing to connect electromagnetic power-supply general switch, we can press the button K switch 1, capacitor C 5 begins to capacitor C 4 chargings through resistance R 7, capacitor C 4 both end voltage rise to rapidly more than the cut-in voltage of field effect transistor Q4, field effect transistor Q4 drain electrode, the source electrode conducting, electromagnetic power-supply general switch 5 wire loops its closing of contact of switching on, total 5 switches of electromagnetic power-supply are switched on, suitably select capacitor C 4, capacitor C 5, the electric capacity of resistance R 7 or resistance, can make us be charged to the cut-in voltage high a lot (near the voltage at capacitor C 5 two ends) of the voltage ratio field effect transistor Q4 at two ends in the capacitor C in a flash 4 that presses the button K1, field effect transistor Q4 drain electrode, the source electrode conducting, the output terminal 4 of control circuit 2, power cathode incoming end 5 is connected, be the connection terminal J in the electric-connected socket 3, connect between the E-, electromagnetic power-supply general switch 5 also keeps on-state, decontrol button switch K 1, capacitor C 4 begins discharge, and discharge loop has two-way: the one tunnel is capacitor C 4 positive poles---back resistance of stabilivolt DW3---capacitor C 4 negative poles; One tunnel is capacitor C 4 positive poles---back resistance of diode D2---resistance R 2------the generator N utmost point is to the equivalent resistance between negative pole---the connection terminal E-in the electric-connected socket 3---the power cathode incoming end 5 in the control circuit 2---negative pole of capacitor C 4 of the input end 2 in the control circuit 2, when the voltage that discharges into two ends when capacitor C 4 is lower than the cut-in voltage of field effect transistor Q4, field effect transistor Q4 drain electrode, turn-off between the source electrode, control circuit 2 delay working states finish, the output terminal 4 of control circuit 2, power cathode incoming end 5 disconnects, be the splicing ear N in the electric-connected socket 3, disconnect between the E-, electromagnetic power-supply general switch 5 turn-offs; Work under the time-delay state at this automobile-use electronic switch, if the electricity that Push switch K2 can bleed off on the capacitor C 4 at any time is in below the cut-in voltage voltage of the grid of field effect transistor Q4, end between field effect transistor Q4 leakage, source electrode, the output terminal 4 of control circuit 2, power cathode incoming end 5 disconnect, be to disconnect between connection terminal N, the E-in the electric-connected socket 3, electromagnetic power-supply general switch 5 turn-offs; Work under the time-delay state at this automobile-use electronic switch, if starting engine enters duty, generator for electricity generation then, its N output stage has voltage signal output,---------------the power cathode incoming end 5 in the control circuit 2---the connection terminal E in the electric-connected socket---generator negative pole forms the loop to capacitor C 4 to diode D2 to resistance R 2 to the input end 2 in the control circuit 2 and by the connection terminal N in the electric-connected socket 3, make capacitor C 4 and field effect transistor Q4 grid link keep noble potential, field effect transistor Q4 leaks, conducting between the source electrode, output terminal 4 in the control circuit 2, power cathode input end 5 is connected, be the connection terminal J in the electric-connected socket 3, connect between the E-, electromagnetic power-supply general switch 5 also keeps on-state, and capacitor C 4 is by full charge, when killing engine, during the output of generator N utmost point no-voltage signal, control circuit 2 enters the delay working state automatically, time-delay finishes to close automatically, the output terminal 4 of control circuit 2, power cathode incoming end 5 disconnects, be the splicing ear N in the electric-connected socket 3, disconnect between the E-, electromagnetic power-supply general switch 5 turn-offs.
Second level delay circuit shunt 9 combines when the function that the utlity model has the two-stage time-delay is used for us with the circuit of remainder and selects in the accompanying drawing 9, and second level delay circuit shunt 9 comprises capacitor C 6, diode D5, triode Q6, resistance R 13, R14, R15, button switch K 3; Circuit is to connect like this: an end of capacitor C 6, the emitter of triode Q6 is connected with common, the other end of capacitor C 6 is connected with diode D5 is anodal, the negative pole of diode D5 is connected with the grid of field effect transistor Q4, the collector of triode Q6 is connected with an end of resistance R 14, the other end of resistance R 14 and diode D5, capacitor C 6, the common port of resistance R 13 connects, the other end of resistance R 13 is connected with an end of button switch K 3, the other end of button switch K 3 is connected with the p end (also being the positive pole of capacitor C 5) of button switch K 1, and the base stage of triode Q6 is connected through the positive pole of resistance R 15 with diode D2; Principle of work is: motor vehicle electronic switch provided by the utility model (as the circuit of accompanying drawing 9) is used to control electromagnetic power-supply general switch (wiring with reference to the accompanying drawings 8), after circuit connects, suppose that engine do not work, also be, the output of generator N utmost point no-voltage signal, the utility model was in off-state capacitance C5 and was charged to the voltage of both end voltage near battery of electric power 6 this moment, if press the button K switch 3 this moment, then capacitor C 5 is charged to capacitor C 6 by button switch K 3---resistance R 13---, charge to capacitor C 4 through diode D5 more simultaneously, capacitor C 6, the voltage at C4 two ends rises, when voltage rises to the cut-in voltage of field effect transistor Q4 when above, field effect transistor Q4 conducting, until saturation conduction, this moment capacitor C 6, C4 is charged to the voltage of the voltage at two ends near capacitor C 5 two ends, decontrol button switch K 3, circuit enters into second level delay working state, as long as we choose capacitor C 4, C5, (generally we choose the volume ratio C6 of capacitor C 5 to the appearance value of C6, the capacity of C4 is many greatly, the capacity of capacitor C 4 is greater than the capacity of capacitor C 4) and the resistance of resistance R 13 suitable, said process can be finished in moment, time-delay finishes to close automatically, delay time is by capacitor C 6, the capacity of C4 and the decision of the equivalent resistance of discharge loop thereof, press the button K switch 2 and can bleed off capacitor C 6 at any time, electricity on the C4 finishes delay working state of the present utility model; If before second level delay working state does not finish, starting engine, the generator N utmost point has the output of voltage model, then generator N utmost point signal remains on connection at control the utility model output terminal and common and (is equivalent to the connection terminal J in the electric-connected socket 3, E-connects) state the time, also can pass through resistance R 2, R15 adds to the base stage of triode Q6, make triode Q6 conducting, electricity on the capacitor C 6 can bleed off by resistance R 14 triode Q6, finish the state of the utility model second level delay working in advance, after engine quits work, the utility model enters the delay working state automatically, and time-delay (delay time is by capacitor C 4 and the decision of equivalent discharge loop thereof) end is closed automatically.
Switch 11 is the moving passes of running jointly in the accompanying drawing 9, its two ends are connected with drain electrode, the source electrode (also being output terminal 4, the power cathode incoming end 5 in the control circuit 2) of field effect transistor Q4 respectively, in particular cases (when not reaching the duration that needs as the delay time of delay function of the present utility model), K switch 4 can be used for directly controlling the Push And Release of electromagnetic power-supply general switch.
By accompanying drawing 9, accompanying drawing 5, accompanying drawing 7 as can be seen, the second level delay circuit in the accompanying drawing 9 along separate routes 9, fast breaking circuit 10, switch 11 all can be separately or combination in any be applied in the circuit of accompanying drawing 7 or accompanying drawing 5
By accompanying drawing 9, accompanying drawing 1, accompanying drawing 2, accompanying drawing 4, accompanying drawing 6, accompanying drawing 10 as can be seen, the switch 11 in the accompanying drawing 9 also can be applied to separately in the circuit of accompanying drawing 1 or accompanying drawing 2 or accompanying drawing 4 or accompanying drawing 6 or accompanying drawing 10
Connection with reference to accompanying drawing 8, the automobile-use electronic switch of another kind of technical scheme second embodiment of the utility model is inserted application circuit, its connecting circuit is: connection terminal N, the J in the electric-connected socket 3, E-difference sending and receiving motor N output stage, a end of electromagnetic power-supply general switch 5 coils, the negative pole of accumulator 6, the negative pole of generator 7 connects the negative pole of accumulator 6, the positive pole of the b end of electromagnetic power-supply general switch 5 coils, the d termination accumulator 6 of contact, the c termination electrical appliance of contact; The course of work is as follows: the circuit connection finishes, setting engine this moment is not worked, generator does not generate electricity, capacitor C 1 is not recharged, both end voltage is zero, compound transistor Q1, the base stage of Q2 is in electronegative potential, its collector and not conducting of emitter, at this moment accumulator 6 gives capacitor C 5 chargings, its charge circuit is: the positive pole of accumulator 6---electromagnetic power-supply general switch coil---------diode D4---resistance R 8---capacitor C 5---common---the power cathode incoming end 5 in the control circuit 2---the connection terminal E in the electric-connected socket 3---battery terminal negative of the output terminal 4 in the control circuit 2 of the connection terminal J in the electric-connected socket 3; The voltage that the voltage at capacitor C 5 two ends is charged to very soon near accumulator is that system works is got ready, when needing to connect electromagnetic power-supply general switch, we can press the button K switch 1, capacitor C 5 begins to capacitor C 1 charging through resistance R 16, capacitor C 1 both end voltage rises to triode Q1 rapidly, the Base-Emitter of the complex pipe that Q2 forms can be more than the voltage of conducting, triode Q1, the collector and the emitter conducting of the complex pipe that Q2 forms, electromagnetic power-supply general switch 5 wire loops its closing of contact of switching on, electromagnetic power-supply general switch 5 is switched on, suitably select capacitor C 1, capacitor C 5, the electric capacity of resistance R 16 or resistance, can make us be charged to the voltage ratio triode Q1 at two ends in the capacitor C in a flash 1 that presses the button K1, the Base-Emitter of the complex pipe that Q2 forms can conducting voltage high a lot (near the voltage at capacitor C 5 two ends), its output terminal 4, power cathode input end 5 is connected, be the connection terminal J in the electric-connected socket 3, connect between the E-, electromagnetic power-supply general switch 5 also keeps on-state, decontrol button switch K 1 control circuit 2 and enter the delay working state, capacitor C 1 begins discharge, and discharge loop has two-way: the one tunnel is capacitor C 1 positive pole---resistance R 1---triode Q1, Base-Emitter path---capacitor C 4 negative poles of the complex pipe that Q2 forms; One tunnel is capacitor C 1 positive pole---back resistance of diode D2---resistance R 2------the generator N utmost point is to the equivalent resistance between negative pole---the power cathode incoming end 5 in connection terminal E in the electric-connected socket 3 system circuit 2---negative pole of capacitor C 1 of the input end 2 in the control circuit 2, the voltage that discharges into two ends when capacitor C 1 is lower than triode Q1, the base stage of the complex pipe that Q2 forms, during voltage that can conducting between the emitter, triode Q1, the collector of the complex pipe that Q2 forms, turn-off between the emitter, control circuit 2 delay working states finish, the output terminal 4 of control circuit 2, power cathode incoming end 5 disconnects, be the splicing ear N in the electric-connected socket 3, disconnect between the E-, electromagnetic power-supply general switch 5 turn-offs; Work under the time-delay state at this automobile-use electronic switch, if the electricity that Push switch K2 can bleed off on the capacitor C 1 at any time makes the base stage of the complex pipe of triode Q1, Q2 composition be in electronegative potential, end between the complex pipe collector that triode Q1, Q2 form, the emitter, the output terminal 4 of control circuit 2, power cathode incoming end 5 disconnect, be to disconnect between splicing ear N, the E-in the electric-connected socket 3, electromagnetic power-supply general switch 5 turn-offs; Work under the time-delay state at this automobile-use electronic switch, if starting engine enters duty, generator for electricity generation then, its N output stage has voltage signal output,---resistance R 2 diode D2---capacitor C 1---the power cathode incoming end 5 in the control circuit 2---the connection terminal E in the electric-connected socket---the generator negative pole formation loop and by the input end 2 in the system of the connection terminal N in the electric-connected socket 3 circuit 2, making capacitor C 1 positive terminal (also is triode Q1, the base stage of the complex pipe that Q2 forms) keeps noble potential, triode Q1, the complex pipe collector that Q2 forms, conducting between the emitter, output terminal 4 in the control circuit 2, power cathode input end 5 is connected, be the connection terminal J in the electric-connected socket 3, connect between the E-, electromagnetic power-supply general switch 5 also keeps on-state, and capacitor C 1 is by full charge, when killing engine, during the output of generator N utmost point no-voltage signal, control circuit 2 enters the delay working state automatically, time-delay finishes to close automatically, the output terminal 4 of control circuit 2, power cathode incoming end 5 disconnects, be the splicing ear N in the electric-connected socket 3, disconnect between the E-, electromagnetic power-supply general switch 5 turn-offs.
According to technical solutions of the utility model and embodiment, those skilled in the art can also utilize other circuit (as: be with the single-chip microcomputer circuit at center or be the circuit at center with other integrated circuit) to make the utility model; The utility model not only provides a kind of automobile-use electronic switch; the thinking and the method that realize this switch also are provided; should be understood that for those skilled in the art; also can make some improvements and modifications under the prerequisite that does not break away from technical solutions of the utility model, principle, these improvements and modifications also should be considered as protection domain of the present utility model.
The utility model not only can be used for controlling electromagnetic power-supply general switch, also can be used for other consumer on pilot relay or the motor vehicle; The utility model is not only applicable to motor vehicle, also is applicable to the vehicles such as aircraft, steamer.
Claims (10)
1. automobile-use electronic switch, comprise mechanical switch group (1), electric-connected socket (3), shell (4), it is characterized in that: between mechanical switch group (1) and electric-connected socket (3), also be provided with circuit board, its circuit board is provided with control circuit (2), the input end 1 of described control circuit (2) is electrically connected with mechanical switch group (1), input end 2 is connected with connection terminal N in the electric-connected socket (3), output terminal 4 is connected positive source incoming end 3 with connection terminal J in the electric-connected socket (3), negative pole incoming end 5 respectively with electric-connected socket (3) in connection terminal E+, E-connects.
2. automobile-use electronic switch according to claim 1, it is characterized in that mechanical switch group (1) comprises button switch K 1, K2, control circuit (2) comprises triode Q1 and Q2, capacitor C 1, diode D1 and D2, voltage stabilizing diode DW1, relay J 1, resistance R 1, R2, R3, triode Q1, the collector of the complex pipe that Q2 forms connects an end of diode D1 positive pole and relay J 1 coil, triode Q1, the end of the base stage connecting resistance R1 of the complex pipe that Q2 forms, triode Q1, the emitter of the complex pipe that Q2 forms, capacitor C 1 negative pole, one end of relay J 1 contact, voltage stabilizing diode DW1 positive pole connects common, power cathode incoming end 5 in the common connection control circuit (2), the positive pole of the other end of resistance R 1 and capacitor C 1, the negative pole of diode D2 connects, the positive pole of diode D2 is connected with an end of resistance R 2, input end 2 in the other end connection control circuit (2) of resistance R 2, the negative pole of diode D1, one end of resistance R 3 is connected the positive source input end 3 in the back connection control circuit (2) with the other end of relay J 1 coil, the negative pole of voltage stabilizing diode DW1 is connected the output terminal 4 in the back connection control circuit (2) with the other end of relay J 1 contact; One end of the button switch K 2 in the mechanical switch group (1) is connected with the negative pole of its capacitor C 1 by the input end 1 of control circuit (2), input end 1 by control circuit (2) after the other end of K2 is connected with the end of K1 is connected with the positive pole of capacitor C 1, and the other end of K1 is connected with the other end of its resistance R 3 by the input end 1 of control circuit (2).
3. automobile-use electronic switch according to claim 1, it is characterized in that mechanical switch group (1) comprises button switch K 1, K2, control circuit (2) comprises 555 circuit, triode Q3, diode D2, D3, voltage stabilizing diode DW2, relay J 2, resistance R 2, R4, R5, R6, capacitor C 2, C3; 1 pin of 555 circuit, one end of capacitor C 2, the negative pole of capacitor C 3, the positive pole of diode D3, one end of relay J 2 coils and contact, the positive pole of voltage stabilizing diode DW2 connects common port ground, common port ground is connected with power cathode incoming end 5 in the control circuit (2), one end of button switch K 1 connects common by the input end 1 in the control circuit (2), the other end of button switch K 1 is connected with an end of resistance R 6 by the input end 1 in the control circuit (2), the positive pole of the other end of resistance R 6 and capacitor C 3, one end of resistance R 5,2 of 555 circuit, 6 pin connect, 4 of the other end of resistance R 5 and 555 circuit, after connecting, 8 pin are connected to positive source incoming end 3 in the control circuit (2), 5 pin of another termination 555 circuit of capacitor C 2,3 pin of 555 circuit and the negative pole of diode D3, the other end of relay coil connects, the negative pole of voltage stabilizing diode DW2 be connected to control circuit (2) after the other end of relay J 2 contacts is connected in output terminal 4, the end of the collector connecting resistance R4 of triode Q3, the positive pole of another termination capacitor C 3 of resistance R 4, the emitter of triode Q3 connects common, the base stage of triode Q3 connects the negative pole of diode D2, the end of the anodal connecting resistance R2 of diode D2, input end 2 in the other end connection control circuit (2) of resistance R 2, the common port of button switch K 2 one termination K1 and R6, the other end is by the positive source input end 3 in input end 1 connection control circuit (2) in the control circuit (2).
4. automobile-use electronic switch according to claim 1, it is characterized in that mechanical switch group (1) comprises button switch K 1, K2, control circuit (2) comprises field effect transistor Q4, capacitor C 4, diode D2, voltage stabilizing diode DW3, DW4 and resistance R 2, R7, the grid of field effect transistor Q4 and capacitor C 4, one end of resistance R 7 and the negative pole of diode D2, the negative pole of voltage stabilizing diode DW3 connects, the source electrode of field effect transistor Q4, the other end of capacitor C 4, the positive pole of voltage stabilizing diode DW3, an end of button switch K 2 in the mechanical switch group (1), the positive pole of voltage stabilizing diode DW4 is connected the power cathode input end 5 in the back connection control circuit (2) with common, be connected in the other end of the resistance R 7 in the control circuit (2) after the other end of button switch K 2 and the m of button switch K 1 hold and be connected in the mechanical switch group (1), the p of button switch K 1 end connects positive source input end 3 through the input end 1 in the control circuit (2) in the mechanical switch group (1), the end of the other end connecting resistance R2 of diode D2, input end 2 in the other end connection control circuit (2) of resistance R 2, the drain electrode of field effect transistor Q4 are connected the output terminal 4 in the back connection control circuit (2) with the negative pole of voltage stabilizing diode DW4.
5. automobile-use electronic switch according to claim 4 is characterized in that also being provided with second level delay circuit (9), breaking circuit (10), switch (11) or one of them or combination fast along separate routes; Second level delay circuit (9) along separate routes comprises capacitor C 6, diode D5, triode Q6, resistance R 13, R14, R15, button switch K 3, circuit is to connect like this: an end of capacitor C 6, the emitter of triode Q6 is connected with common, the other end of capacitor C 6 is connected with diode D5 is anodal, the negative pole of diode D5 is connected with the grid of field effect transistor Q4, the collector of triode Q6 is connected with an end of resistance R 14, the other end of resistance R 14 and diode D5, capacitor C 6, the common port of resistance R 13 connects, the other end of resistance R 13 is connected with an end of button switch K 3, the other end of button switch K 3 is connected with the p end of button switch K 1, and the base stage of triode Q6 is connected through the positive pole of resistance R 15 with diode D2; Breaking circuit (10) comprises triode Q5, resistance R 9, R10, R11, R12 fast, circuit is to connect like this: be connected between field effect transistor Q4 drain electrode, the source electrode after resistance R 11, the R12 series connection, the common port of resistance R 11, R12 is connected to the base stage of triode Q5 through current-limiting resistance R10, the emitter of triode Q5 connects common, and the collector of triode Q5 connects the other end of capacitor C 4 through resistance R 9; Switch (11) is one and moving runs the pass jointly that its two ends are connected with drain electrode, the source electrode of field effect transistor Q4 respectively.
6. automobile-use electronic switch, comprise mechanical switch group (1), electric-connected socket (3), shell (4), it is characterized in that: between mechanical switch group (1) and electric-connected socket (3), also be provided with circuit board, its circuit board is provided with control circuit (2), the input end 1 of described control circuit (2) is electrically connected with mechanical switch group (1), input end 2 is connected with connection terminal N in the electric-connected socket (3), output terminal 4 is connected with connection terminal J in the electric-connected socket (3), and power cathode incoming end 5 is connected with connection terminal E-in the electric-connected socket (3).
7. automobile-use electronic switch according to claim 6, it is characterized in that mechanical switch group (1) comprises button switch K 1, K2, control circuit (2) comprises field effect transistor Q4, capacitor C 4 and C5, diode D2 and D4, voltage stabilizing diode DW3, DW4 and resistance R 2, R7, R8, the grid of field effect transistor Q4 and capacitor C 4, one end of resistance R 7 and the negative pole of diode D2, the negative pole of voltage stabilizing diode DW3 connects, the source electrode of field effect transistor Q4, the other end of capacitor C 4, the positive pole of voltage stabilizing diode DW3, an end of button switch K 2 in the mechanical switch group (1), the positive pole of voltage stabilizing diode DW4 is connected the power cathode input end 5 in the back connection control circuit (2) with common, be connected in the other end of the resistance R 7 in the control circuit (2) after the other end of button switch K 2 and the m of button switch K 1 hold and be connected in the mechanical switch group (1), the p of button switch K 1 end is through input end in the control circuit (2) 1 and capacitor C 5 in the mechanical switch group (1), the common port of resistance R 8 connects, another termination common of capacitor C 5, the negative pole of another terminating diode D4 of resistance R 8, the positive pole of diode D4 connects the drain electrode of field effect transistor, the drain electrode of field effect transistor Q4 is connected the output terminal 4 in the back connection control circuit (2) with the negative pole of voltage stabilizing diode DW4, the end of the other end connecting resistance R2 of diode D2, the input end 2 in the other end connection control circuit (2) of resistance R 2.
8. automobile-use electronic switch according to claim 7, it is characterized in that also being provided with quick breaking circuit (10), breaking circuit (10) comprises triode Q5, resistance R 9, R10, R11, R12 fast, circuit is to connect like this: be connected between field effect transistor Q4 drain electrode, the source electrode after resistance R 11, the R12 series connection, the common port of resistance R 11, R12 is connected to the base stage of triode Q5 through current-limiting resistance R10, the emitter of triode Q5 connects common, and the collector of triode Q5 connects the other end of capacitor C 4 through resistance R 9.
9. automobile-use electronic switch according to claim 8, it is characterized in that also being provided with second level delay circuit (9) along separate routes, second level delay circuit (9) along separate routes comprises capacitor C 6, diode D5, triode Q6, resistance R 13, R14, R15, button switch K 3, circuit is to connect like this: an end of capacitor C 6, the emitter of triode Q6 is connected with common, the other end of capacitor C 6 is connected with diode D5 is anodal, the negative pole of diode D5 is connected with the grid of field effect transistor Q4, the collector of triode Q6 is connected with an end of resistance R 14, the other end of resistance R 14 and diode D5, capacitor C 6, the common port of resistance R 13 connects, the other end of resistance R 13 is connected with an end of button switch K 3, the other end of button switch K 3 is connected with the p end of button switch K 1, and the base stage of triode Q6 is connected through the positive pole of resistance R 15 with diode D2.
10. according to any one the described automobile-use electronic switch among the claim 6-9, it is characterized in that also being provided with switch (11), switch (11) is a moving pass of running jointly, and its two ends are connected with output terminal 4, power cathode incoming end 5 in the control circuit (2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200348613U CN202075569U (en) | 2011-01-27 | 2011-01-27 | Electronic switch used for motor vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200348613U CN202075569U (en) | 2011-01-27 | 2011-01-27 | Electronic switch used for motor vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202075569U true CN202075569U (en) | 2011-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200348613U Expired - Fee Related CN202075569U (en) | 2011-01-27 | 2011-01-27 | Electronic switch used for motor vehicle |
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| Country | Link |
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| CN (1) | CN202075569U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109302776A (en) * | 2018-12-06 | 2019-02-01 | 上汽大众汽车有限公司 | A kind of lighting circuit of vehicle switch function instruction |
-
2011
- 2011-01-27 CN CN2011200348613U patent/CN202075569U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109302776A (en) * | 2018-12-06 | 2019-02-01 | 上汽大众汽车有限公司 | A kind of lighting circuit of vehicle switch function instruction |
| CN109302776B (en) * | 2018-12-06 | 2024-02-02 | 上汽大众汽车有限公司 | Lighting circuit for indicating automobile switch function |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
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