CN2170359Y

CN2170359Y - Automatic electronic door lock for automobile

Info

Publication number: CN2170359Y
Application number: CN 93209759
Authority: CN
Inventors: 关绍平
Original assignee: Individual
Current assignee: Individual
Priority date: 1993-04-15
Filing date: 1993-04-15
Publication date: 1994-06-29
Anticipated expiration: 2003-04-15

Abstract

The utility model relates to an automatic electronic door lock for an automobile, which is composed of a transmission control box and a control circuit. A transmission part can complete transmission process by only two gears and a screw. The control circuit is composed of an input circuit, a front-end circuit, a triggering circuit and a transmission control circuit. The utility model adopts integration sequence circuit and integration voltage stabilizer to replace a part of discrete components in the prior art. Accordingly, circuit reliability is improved and failure rate is reduced. Even if voltage is reduced to 10.5 volts, the utility model can still reliably work. The utility model has the advantages of simple structure, low cost and convenient installation and operation.

Description

Automatic electronic door lock for automobile

The utility model relates to automobile door lock, relates in particular to a kind of automatic automobile electronic lock that can carry out the centralized Control open and close to automobile door lock.

The door lock of original arrangements for automotive doors all is separately effects, no matter gets on the bus or gets off, must a pair of its unlatching or close, and not only bother but also time-consuming, and easily omit.Invented at present and can carry out central controlled automobile door lock each automobile door lock, but because building block is many, thereby structure is complicated.As a kind of electric door lock for vehicle that the patent CN2069001U that announces on the Chinese patent communique provides, its drive disk assembly needs three gears and can drive the tooth bar of slide bar action, and structure is complicated.

The purpose of this utility model is to provide that a kind of building block is few, simple in structure, control automatic automobile electronic lock accurately rapidly.

The utility model is made up of transmission control box and control circuit, in the transmission control box, encapsulating a upper end and protruding in box body, middle part and be with the lifting screw that a slide bar, bottom are with a travelling gear, meshing another travelling gear that drives by motor with this travelling gear level; The bottom level of slide bar is provided with a projection, and the top of jut is being provided with a microswitch that has button.The upper end hook joint of lifting screw has kinematic link, and the other end of kinematic link is connected to car door lock by metal joint.

Control circuit described in the utility model is made up of input circuit, front-end circuit, circuits for triggering and Drive and Control Circuit, input circuit is made up of microswitch, stabilizator and control relay, stabilizator input termination automobile current generator, output end of voltage stabilizer connects control relay.Front-end circuit comprises a stabilizator and two differentiated pulse circuit, 12 volts of storage batterys of this stabilizator input termination automobile, and its voltage stabilizing output is as the working power of front-end circuit and circuits for triggering.Circuits for triggering are made up of integrated trigger and Resistor-Capacitor Unit, and Drive and Control Circuit is made of triode and control relay.

Running part simplicity of design of the present utility model only adopts screw rod of two gears can finish transmission process; And adopted integrated sequence circuit, and replace the part discrete component of prior art, improved the reliability of circuit, reduced fault rate.The utility model had both made voltage reduce to 10.5 volts owing to adopted integrated regulator, still can reliably working.

Fig. 1 is the utility model transmission control box structural representation;

Fig. 2 is the circuit diagram of the utility model control circuit.

Below in conjunction with the accompanying drawing comparative examples the utility model is elaborated.

Transmission control box described in the utility model is made up of lifting screw 7, travelling gear 8,9, microswitch K1, slide bar 3 and motor 10, and these assemblies all are packaged in the box body 2.The upper end of lifting screw 7 protrudes in box body 2, and hook joint has kinematic link 1, and the other end of kinematic link 1 connects car door lock by pull-button 11 by metal joint 13; The middle part of lifting screw 7 is with slide bar 3, the bottom is with travelling gear 8, meshing the travelling gear 9 that the motor 10 by side disposed thereon drives with these travelling gear 8 levels, the bottom level of slide bar 3 is provided with slide bar projection 6, and the top of projection 6 is being provided with a microswitch K1 who has button 4.

Control circuit described in the utility model is made up of input circuit, front-end circuit, circuits for triggering and Drive and Control Circuit, input circuit is made up of microswitch K1, integrated regulator W2 and control relay J3, integrated regulator W2 input termination automobile current generator, out-put supply is a control relay J3 working power.Front-end circuit comprises that an integrated regulator W1 reaches by resistance R 11～R14, R21～R24 two differentiated pulse circuit that capacitor C 12, C13, C22, C23 and diode D1, D2 form; Circuits for triggering are made up of integrated trigger IC and capacitor C 11, C21, C14, C24; Drive and Control Circuit is made up of resistance R 15, R25, triode BG1, BG2 and control relay J1, J2; It is characterized in that: microswitch K1 two ends respectively through capacitor C 12, C22 cross-over connection in 8 on the pin 6 of integrated trigger IC and pin, the normal opened contact of control relay J3 is connected to the input pin 6 of integrated trigger IC through capacitor C 13, and normally closed contact is connected to the input pin 8 of integrated trigger IC through capacitor C 23; 12 volts of storage batterys of integrated regulator W1 input termination automobile, resistance R 13, R14 one end positive source, the other end is respectively through capacitor C 12, C13 is connected to the input pin 6 diode D1 of integrated trigger IC, resistance R 12 cross-over connections are in the pin 6 of positive source and integrated trigger IC, resistance R 11 cross-over connections are in positive source and integrated trigger pin 1, between the short circuit contact of pin 2, resistance R 23, R24 one termination power positive pole, the other end is respectively through capacitor C 22, C23 is connected to the pin 8 of integrated trigger IC, diode D2, resistance R 22 equal cross-over connections are in 8 on the pin of positive source and integrated trigger IC, resistance R 21 cross-over connections are in the pin 12 of positive source and integrated trigger IC, between the short circuit contact of pin 13, capacitor C 11, the end ground connection of C21, the other end connect pin 2 and the pin 12 of integrated trigger IC respectively; The pin 4 of integrated trigger, pin 10, pin 14 all are connected to positive source, pin 3 through capacitor C 14, pin 11 through capacitor C 24 and pin 7 equal ground connection, output pin 5, pin 9 are connected to the base stage of triode BG1, BG2 respectively through resistance R 15, R25, its colelctor electrode is succeeded electrical equipment J1, J2 respectively, the equal ground connection of emitter stage; Relay J 1, J2 normal opened contact all are connected to automobile 12V storage battery, normally closed contact ground connection, and the control end points is connected to the fractional motor of each car door lock control box.

After making things convenient for automobile to stop, when automobile motor was not flame-out, the passenger needed turnover, is provided with normally closed push button switch K2 between automobile current generator and integrated regulator W2.

The utility model also can be set up a transmitter and a receiver in control circuit, relay J 4 contacts are set between normally closed push button switch K2 in input circuit and integrated regulator W2, its normally closed contact meets normally closed push button switch K2, normal opened contact connects 12 volts of storage batterys, and relay J 4 actions are controlled by receiver.

For improving the utility model performance, reduce the misoperation rate, between the normally closed contact of the relay J 1 in Drive and Control Circuit and the normally closed contact of relay J 2 an anti-interference capacitor C25 is set.

When the utility model uses several transmission control boxes are placed in each car door, the transmission control tape microswitch in the driver's seat car door, other each car door all can save microswitch.

The utility model operating principle of unblanking is as follows: as driver during with key driving door lock, carry on the connecting rod 1, driving slide bar 3 moves upward, the button 4 of slide bar projection 6 compressing microswitch K1, microswitch K1 closure, unblank " " signal sends into the front-end circuit of control circuit, front-end circuit will " " signal transition is the input pin 8 that differentiated pulse is delivered to integrated trigger IC, output pin 9 output timing signals, drive triode BG2 and drive relay J 2 actions, normally closed contact disconnects, the normal opened contact closure, connect motor 10 power supplys in each car door lock transmission control box, motor 10 is just changeing, by travelling gear 8,9, drive lifting screw 7 and do ascending motion, by slide bar 3 to kinematic link 1 its corresponding car door safety lock is backed down, realize the process of unblanking.

When running car when the engine misses, do not power because of generator in the control circuit, relay J 3 dead electricity are not worked, send by its contact and unblank " " signal is to front-end circuit, other process is the same.

Flame-out when parking of automobile, and need open the door up and down the passenger time, the driver can press normally closed switch button K2, disconnect relay J 3 power supplys, other process is the same.

It is as follows that the utility model shuts operating principle: when the driver uses the key lock car door, kinematic link 1 presses down, slide bar 3 moves downward, unclamp microswitch K1 button 4, shut " " signal delivers to the front-end circuit of control circuit, the differentiated pulse signal that converts to is delivered to integrated trigger IC input pin 6, output pin 5 output timing signals, triode BG1 drives relay J 1 action, each car door motor 10 power supply of relay J 1 contacting, and control motor 10 reverses, by travelling gear 8,9, drive lifting screw 7 and do descending motion, its decline power is left behind its corresponding car door safety lock by slide bar 3 to kinematic link 1, realizes the process of locking a door.

Behind car engine, automobile current generator is sent the input circuit of 12V direct current to control circuit, relay J 3 energising and moving, give through relay J 3 forward end circuit and shut " " signal, other process is the same.

Claims

1, a kind of automatic automobile electronic lock, formed by transmission control box and control circuit, it is characterized in that: be packaged with lifting screw (7) in the box body of transmission control box (2), travelling gear (8), (9), microswitch (K1), slide bar (3) and motor (10); The upper end of lifting screw (7) protrudes in box body (2) and hook joint has kinematic link (1), the other end of kinematic link (1) connects car door lock by pull-button (11) by metal joint (13), the middle part of lifting screw (7) is with slide bar (3), the bottom is with travelling gear (8), meshing the travelling gear (9) that drives by side's disposed thereon motor (10) with this travelling gear (8) level, the bottom level of slide bar (3) is provided with slide bar projection (6), and the top of slide bar projection (6) is being provided with the microswitch (K1) of a band button (4).

2, automatic automobile electronic lock according to claim 1, it is characterized in that: control circuit is made up of input circuit, front-end circuit, circuits for triggering and Drive and Control Circuit; Input circuit is made up of microswitch (K1), integrated regulator (W2) and control relay (J3), integrated regulator (W2) input termination automobile current generator, and out-put supply is control relay (J3) working power; Front-end circuit comprises that an integrated regulator W1 reaches by resistance (R11, R14, R21～R24), electric capacity (C12, C13, C22, C23) and diode (D1, D2) two differentiated pulse circuit of Zu Chenging, circuits for triggering are by integrated trigger IC and electric capacity (C11, C21, C14, C24) form, Drive and Control Circuit is by resistance (R15, R25), triode (BG1, BG2) and control relay (J1, J2) form, microswitch K1 two ends are respectively through electric capacity (C12, C22) cross-over connection is between the pin (6) and pin (8) of integrated trigger IC, the normal opened contact of control relay (J3) is connected to the input pin (6) of integrated trigger IC through electric capacity (C13), and normally closed contact is connected to the input pin (8) of integrated trigger IC through electric capacity (C23); 12 volts of storage batterys of integrated regulator (W1) input termination automobile, resistance (R13, R14) an end positive source, the other end is respectively through electric capacity (C12, C13) be connected to input pin (6) diode (D1) of integrated trigger IC, resistance (R12) cross-over connection is in the pin (6) of positive source and integrated trigger IC, resistance (R11) cross-over connection is in positive source and integrated trigger pin 1, between the short circuit contact of pin 2, resistance (R23, R24) a termination power positive pole, the other end is respectively through electric capacity (C22, C23) be connected to the pin (8) of integrated trigger IC, diode (D2), the equal cross-over connection of resistance (R22) is between the pin (8) of positive source and integrated trigger IC, resistance (R21) cross-over connection is in the pin (12) of positive source and integrated trigger IC, between the short circuit contact of pin (13), electric capacity (C11, C21) an end ground connection, the other end connect pin (2) and the pin (12) of integrated trigger IC respectively; The pin of integrated trigger (4), pin (10), pin (14) all are connected to positive source, pin (3) through electric capacity (C14), pin (11) through the equal ground connection of electric capacity (C24) and pin (7), output pin (5), pin (9) are connected to the base stage of triode (BG1, BG2) respectively through resistance (R15, R25), its colelctor electrode is succeeded electrical equipment (J1, J2), the equal ground connection of emitter stage respectively; Relay (J1, J2) normal opened contact all is connected to 12 volts of storage batterys of automobile, normally closed contact ground connection, and the control end points is connected to the fractional motor of each car door lock control box.

3, automatic automobile electronic lock according to claim 2 is characterized in that: be provided with normally closed push button switch (K2) in the input circuit between automobile current generator and integrated regulator (W2).

4, automatic automobile electronic lock according to claim 3, it is characterized in that: have additional a transmitter and a receiver in the control circuit, the contact of relay (J4) is set between normally closed push button switch (K2) and integrated regulator (W2), its normally closed contact connects normally closed push button switch (K2), normal opened contact connects the 12V storage battery, and relay J 4 actions are controlled by receiver.

5, according to claim 2 or 3 or 4 described automatic automobile electronic locks, it is characterized in that: between the normally closed contact of the normally closed contact of relay (J1) and relay (J2), be provided with anti-interference capacitor (C25).