CN204061845U - Selector control circuit used for electric vehicle and selector used for electric vehicle - Google Patents
Selector control circuit used for electric vehicle and selector used for electric vehicle Download PDFInfo
- Publication number
- CN204061845U CN204061845U CN201420358173.6U CN201420358173U CN204061845U CN 204061845 U CN204061845 U CN 204061845U CN 201420358173 U CN201420358173 U CN 201420358173U CN 204061845 U CN204061845 U CN 204061845U
- Authority
- CN
- China
- Prior art keywords
- pin
- electric capacity
- unit
- rotary hall
- electric vehicle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
The utility model discloses a kind of selector control circuit used for electric vehicle and selector used for electric vehicle.Selector control circuit used for electric vehicle in the utility model, is characterized in that, comprise rotary Hall sensor circuit unit and control unit; Described rotary Hall sensor circuit unit is connected with control unit.The selector control circuit used for electric vehicle that the utility model provides and selector used for electric vehicle, compared with prior art, the acquisition mode of gear signal is more flexible, no longer be confined to the acquisition mode of tradition " one to one ", a rotary Hall sensor circuit unit can gather the Magnetic Field of handlebar when different gear, when handlebar switches gear, changes of magnetic field is converted into angle value, by measuring handlebar in advance from initial position to the change of the external magnetic field of different gear and angle value scope, judge the gear information corresponding to current angle value.
Description
Technical field
The utility model relates to a kind of selector control circuit used for electric vehicle and selector used for electric vehicle.
Background technique
Selector is the important spare part in automobile.In orthodox car, the selector adopting mechanical structure more.But in electric vehicle, for the consideration of various component collaborative work, automobile control unit needs the working state knowing each component in time.The selector of pure mechanical structure, cannot meet the usage requirement of electric vehicle.In traditional selector control gear, adopt linear movement pick-up to judge the position of permanent magnet, in use, need to install multiple linear movement pick-up, not only cost is high, and uses inconvenience.In use, linear movement pick-up and permanent magnet are man-to-man mode, namely in a certain position, only judge its position by one of them linear movement pick-up, cannot verify the whether normal of this linear movement pick-up.As certain or certain several linear movement pick-up damages, then selector is malfunctioning, and impact normally uses.Another drawback of linear movement pick-up is used to be that, because after multiple linear movement pick-up combination, size is large, can only be arranged on shell, permanent magnet is arranged on handlebar.Handlebar general diameter is less, cannot fixedly mount permanent magnet easily.Even if install, also cause handlebar complex structure, cost of production is high, assembling trouble.
Summary of the invention
One of them object of the present utility model is exactly to overcome deficiency of the prior art, provides a kind of selector control circuit used for electric vehicle easy to use.
For realizing above object, the utility model is achieved through the following technical solutions:
Selector control circuit used for electric vehicle, is characterized in that, comprises rotary Hall sensor circuit unit and control unit; Described rotary Hall sensor circuit unit is connected with control unit.
Preferably, described rotary Hall sensor circuit unit is two, is connected respectively with control unit.
Preferably, described rotary Hall sensor circuit unit comprises rotary Hall chip U1, resistance R1, R2 and electric capacity C1, C2, C3, C4, C5, C6; Electric capacity C1 one end ground connection, one end connects 1 pin of magnetic sensor chip U1; Electric capacity C2 one end ground connection, one end connects 9 pin of rotary Hall chip U1; O electric capacity C3 one end ground connection, one end connects 11 pin of rotary Hall chip U1; Electric capacity C4 one end ground connection, one end connects 11 pin of rotary Hall chip U1; Electric capacity C5 one end ground connection, one end is connected to 6 pin of rotary Hall chip U1; Electric capacity C6 one end ground connection, one end connects 7 pin of rotary Hall chip U1; 6 pin of rotary Hall chip U1 are connected described control unit respectively with 14 pin; 7 pin of rotary Hall chip U1 are connected described control unit with 15 pin; 5 pin of rotary Hall chip U1 connect described control unit; 13 pin of rotary Hall chip U1 connect described control unit; 3 pin of rotary Hall chip U1 are connected 5V power supply with 11 pin; 2 pin of rotary Hall chip U1,4 pin, 8 pin, 10 pin, 12 pin and 16 pin ground connection.
Preferably, external level wakeup unit is also comprised; Described external level wakeup unit is connected with control unit.
Preferably, external level wakeup unit comprises triode Q1, resistance R1 and electric capacity C3, C4, C5; 2 pin of the collector electrode connection control chip U4 of triode Q1; The transmitting collection ground connection of triode Q1; The base stage of triode Q1 connects one end of electric capacity C4 and one end of resistance R1 respectively, the other end ground connection of electric capacity C4, the other end of resistance R1 connects one end of KL_15 end and electric capacity C3 respectively, and the other end of electric capacity C3 connects one end of electric capacity C5, the other end ground connection of electric capacity C5; TP2 and TP3 is test port.
In order to reduce the power consumption of gearshift module, after KL_15 closes a period of time, single-chip microcomputer can be switched to park mode, and level wakeup unit is exactly waken up by the single-chip microcomputer under park mode, and then communicates normally.
Preferably, also voltage detection unit is comprised; Described voltage detection unit is connected with control unit.
Preferably, voltage detection unit comprises connector J2, Transient Suppression Diode D3, resistance R5, R7 and inductance C12; 1 pin of connector J2 connects KL_15 end, 2 pin one end of contact resistance R5, one end of Transient Suppression Diode D3 and the KL_30 end respectively of connector J2, the other end one end of contact resistance R7, one end of electric capacity C12 and the VOLTAGE_DETECT end respectively of resistance R5, the other end of resistance R7 is connected to each other with the other end of Transient Suppression Diode D3, the other end of electric capacity C12 and ground connection respectively; 3 pin of connector J2 connect CAN_LO end, and 4 pin of connector J2 connect CAN_HI end, the 5 pin ground connection of connector J2, and 6 pin of connector J2 connect PWM end; TP4 is test port.
Voltage detection unit is used to the level state judging the KL_30 that car load provides.To help single-chip microcomputer different according to the level height detected, adopt different treatment mechanisms.
Preferably, CAN unit, indicator unit, PMU and solenoid-driven control unit is also comprised; Described control unit is connected with described solenoid-driven control unit with described rotary Hall sensor circuit unit, described CAN unit, described indicator unit respectively; Described PMU is connected with described solenoid-driven control unit with described rotary Hall sensor circuit unit, described control unit, described CAN unit, described indicator unit respectively.
Another object of the present utility model is exactly to overcome deficiency of the prior art, provides a kind of selector used for electric vehicle easy to use.
For realizing above object, the utility model is achieved through the following technical solutions:
Selector used for electric vehicle, comprises shell and handlebar; Described handlebar is reciprocally installed on described shell movably, it is characterized in that, also comprises permanent magnet and the aforementioned selector control circuit used for electric vehicle stated; Described permanent magnet is installed on described shell, and described selector control circuit used for electric vehicle is installed on described handlebar, and relative with described permanent magnet position; When described handlebar moves, change the magnetic field of permanent magnet and the angle of described rotary Hall sensor circuit unit.
Preferably, described shell is provided with cavity volume, and described handlebar lower end is arranged in described cavity volume; Be provided with rotating shaft in the middle part of described handlebar, described rotating shaft is rotatably installed on described shell; Described rotating shaft is positioned at described cavity volume; Described permanent magnet to be arranged in described cavity volume and to be installed on described shell.
Preferably, described handlebar lower end is positioned at described cavity volume and is supported in described outer casing bottom.
The selector control circuit used for electric vehicle that the utility model provides and selector used for electric vehicle, compared with prior art, the acquisition mode of gear signal is more flexible, no longer be confined to the acquisition mode of tradition " one to one ", a rotary Hall sensor circuit unit can gather the Magnetic Field of handlebar when different gear, when handlebar switches gear, changes of magnetic field is converted into angle value, by measuring handlebar in advance from initial position to the change of the external magnetic field of different gear and angle value scope, judge the gear information corresponding to current angle value.The selector used for electric vehicle that the utility model provides, without the need to using multiple linear movement pick-up, therefore its size is little, and rotary Hall sensor circuit unit can be arranged on handlebar easily, and permanent magnet can be arranged on shell.When shifting gears, rotary Hall sensor circuit unit rotates along with handlebar, and the position of permanent magnet maintains static, when the position of rotary Hall sensor circuit unit opposed magnet changes, be converted into angle value at rotary Hall sensor circuit unit according to the changes of magnetic field detected, be converted into gear information by the control unit on circuit board.Adopt rotary Hall sensor circuit unit to replace linear movement pick-up, not only reduce cost, save output line, simplify the design of wire harness, reduce current loss, simultaneously, adopt two rotary Hall sensor circuit unit, it can detect the position of permanent magnet and output angle angle value respectively.Control unit both can judge gear signal according to the angle value of rotary Hall sensor circuit unit, the angle value that can export according to two rotary Hall sensor circuit unit again judges that whether it is abnormal, enhances the safety and stability of gear changer control unit system.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model internal structure schematic diagram.
Fig. 3 is the structural representation of permanent magnet in the utility model and rotary Hall chip relative position.
Fig. 4 is the mounting structure schematic diagram of the utility model permanent magnet.
Fig. 5 is total block schematic illustration of the selector control circuit used for electric vehicle in the utility model.
Fig. 6 is the circuit theory diagrams of the rotary Hall sensor circuit unit in the utility model.
Fig. 7 is the circuit theory diagrams of control unit in the utility model.
Fig. 8 is the circuit theory diagrams of the utility model peripheral level wakeup unit.
Fig. 9 is the circuit theory diagrams of voltage detection unit in the utility model.
Figure 10 is the circuit theory diagrams of CAN unit in the utility model.
Figure 11 is the circuit theory diagrams of PMU in the utility model.
Figure 12 is the circuit theory diagrams of indicator unit in the utility model.
Figure 13 is the circuit theory diagrams of solenoid-driven control unit in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail:
As shown in Figures 1 to 4, selector used for electric vehicle, comprises handlebar 1 and shell 2.Shell 2 is provided with cavity volume 21.Handlebar 1 is arranged on shell 2.Handlebar upper end 11 is positioned at outside cavity volume 21, and lower end 12 is positioned at cavity volume 21 and is supported in outer casing bottom.Rotating shaft 6 is provided with in the middle part of handlebar 1.Rotating shaft 6 is installed in rotation on shell 2.Rotating shaft 6 is positioned at cavity volume 21.By rotating shaft 6, handlebar 1 is reciprocally arranged on shell 2 movably.Selector used for electric vehicle also comprises circuit board 3 and permanent magnet 4.Circuit board 3 is arranged on handlebar 1, and is positioned at cavity volume 21.Permanent magnet 4 is arranged on shell 2, and is positioned at cavity volume 21.Permanent magnet 4 is relative with circuit board 3 position.When handlebar 1 moves, circuit board 3 is driven to move.
Permanent magnet 4 is fixedly installed on the position near circuit board 3, leaves space between permanent magnet 4 and circuit board 3.In a preferred version of the present embodiment, permanent magnet 4 is one piece of columniform radial magnet.One piece of dismountable sidewall that permanent magnet 4 is fixed on shell 2 is done on 22, and concrete is that permanent magnet 4 is fixed in the groove of the cylindrical protrusions 221 on housing parts 22.
Permanent magnet 4 also can be fixed on other positions, and such as base is first-class, as long as the relative rotary Hall chip of magnet can produce magnetic field, when rotary Hall chip rotates with handlebar, and the invariant position of magnet, and chip energy sense changes in magnetic fields.Circuit board 3 is provided with selector control circuit used for electric vehicle.
As shown in Figure 5, selector control circuit used for electric vehicle, comprises rotary Hall sensor circuit unit 100, control unit 200, CAN unit 300, PMU 400, indicator unit 500 and solenoid-driven control unit 600.
Control unit 200 is connected with CAN unit 200.Two rotary Hall sensor circuit unit 100 are connected with the SPI PORT (Serial Peripheral Interface (SPI)) on control unit 200 by signaling line.Indicator unit 500 is connected with the delivery outlet of control unit 200 by 5 rigid lines, is controlled by low and high level, and the level state that control unit 200 exports is for controlling the secretly bright of each port led.Solenoid-driven control unit 600 and control unit 200 control output line by a State-output line and one and are connected to each other.PMU 400 is control unit 200, rotary Hall sensor circuit unit 100, CAN unit 300, indicator unit 500 and solenoid-driven control unit 600 provide stable+5V power supply and+12V power supply, and PMU 400 and rotary Hall sensor circuit unit 100, control unit 200, CAN unit 300, indicator unit 500 and solenoid-driven control unit 600 are connected to each other by power line.
As shown in Figure 6, rotary Hall sensor circuit unit 100 comprises rotary Hall chip U1, resistance R1, R2 and electric capacity C1, C2, C3, C4, C5, C6; Electric capacity C1 one end ground connection, one end connects 1 pin of rotary Hall chip U1; Electric capacity C2 one end ground connection, one end connects 9 pin of rotary Hall chip U1; Electric capacity C3 one end ground connection, one end connects 11 pin of rotary Hall chip U1; Electric capacity C4 one end ground connection, one end connects 11 pin of rotary Hall chip U1; Electric capacity C5 one end ground connection, one end is connected to 6 pin of rotary Hall chip U1; Electric capacity C6 one end ground connection, one end connects 7 pin of rotary Hall chip U1; 6 pin of rotary Hall chip U1 and 14 pin contact resistance R1 one end respectively, the resistance R1 the other end connects 3 pin of connector J1; 7 pin of rotary Hall chip U1 and 15 pin contact resistance R2 one end, the resistance R2 the other end connects 5 pin of connector J1; 5 pin of rotary Hall chip U1 connect 2 pin of connector J1; 13 pin of rotary Hall chip U1 connect 4 pin of connector J1; 3 pin of rotary Hall chip U1 are connected+5V power supply with 11 pin; 2 pin of rotary Hall chip U1,4 pin, 8 pin, 10 pin, 12 pin and 16 pin ground connection.
As shown in Figure 6, rotary Hall chip U1 is two pieces of rotary Hall integrated chips and is packaged as a whole, certain one piece of rotary Hall chip also can realize function externally-applied magnetic field change being converted to angle value digital signal, but use dual rotary Hall chip to enhance the safety and stability of gear changer control unit system, as long as arbitrary piece of rotary Hall chip operation is normal, chip U1 just can normally work, and ensures the stable running of circuit.Every block rotary Hall chip is all integrated with SPI (serial communication protocol), comprise CLK clock SCLK pin, main equipment output exports MISO pin and the mark pin #SS from machine from equipment output mos I pin, main equipment input from equipment, wherein communication is responsible for by SCLK, MOSI and MISO tri-lines; Chip U1 is connected with the single-chip microcomputer (MCU) with SPI port in control unit 200 by connector J1, utilizes above-mentioned three SPI signaling lines to send the digital signal characterizing angle value to MCU.Chip U1 also can send data to MCU by other means.
As shown in Figure 7, control unit 200 comprises control chip U4, resistance R10, R11, R15, R16, R17, R18, R19, R20, crystal oscillator Y1, electric capacity C27, C29 and double 6 pin connector assembly DIP6.2 pin of control chip U4 connect external level wake-up circuit WAKE_UP; 3 pin of control chip U4 connect voltage detecting circuit VOLTAGE_DETECT; 6 pin one end of contact resistance R10 and 1 end of crystal oscillator Y1 respectively of control chip U4; One end of the 7 pin contact resistance R11 of control chip U4; The other end the other end of contact resistance R10 and 3 ends of crystal oscillator Y1 respectively of resistance R11; The 2 end ground connection of crystal oscillator Y1; 8 pin of control chip U4 are RESET pin, and RESET pin is connected to 4 pin of connector assembly DIP6; 13 pin of control chip U4,14 pin, 15 pin and 16 pin are respectively the connecting port of serial data communication (SPI); The 25-28 pin and 31 of control chip U4 is connected LED_0 end, LED_1 end, LED_2 end, LED_3 end and LED_4 end in indicator unit respectively; 33 pin of control chip U4 are BKGD pin, and pin BKGD connects 1 pin of connector assembly DIP6 and one end of resistance R17 respectively, and the other end of resistance R17 connects 6 pin of connector assembly DIP6, and 6 pin of connector assembly DIP6 connect+5V power supply; The 2 pin ground connection of connector assembly DIP6; 41 pin of control chip U4,39 pin, 37 pin, 12 pin and 45 pin are respectively pin TEST2, pin TEST4, pin TEST6, pin TEST7 and pin TEST8, one end of pin TEST2 contact resistance R15, one end of pin TEST7 contact resistance R16, one end of pin TEST8 contact resistance R18, one end of pin TEST4 contact resistance R19, one end of pin TEST6 contact resistance R20, resistance R15, R16, R18, R19 and R20 are connected to each other and ground connection; 4 pin of control chip U4,30 pin, 43 pin connect+5V power supply; 5 pin of control chip U4,29 pin, 42 pin ground connection; 47 pin of control chip U4 connect S_DETECT end, and 48 pin of control chip U4 connect SOLENOID_ON end; 21 pin of control chip U4 connect CANTX end, 22 pin link Ei CANRX ends, and 11 pin connect STB_ON end; The negative pole of 5V power supply connects one end of electric capacity C27 and one end of electric capacity C29 respectively, and the other end of electric capacity C27 and the other end of electric capacity C29 are connected to each other and ground connection.
As shown in Figure 8, external level wakeup unit WAKE_UP comprises triode Q1, resistance R1 and electric capacity C3, C4, C5.2 pin of the collector electrode connection control chip U4 of triode Q1; The transmitting collection ground connection of triode Q1; The base stage of triode Q1 connects one end of electric capacity C4 and one end of resistance R1 respectively, the other end ground connection of electric capacity C4, the other end of resistance R1 connects one end of KL_15 end and electric capacity C3 respectively, and the other end of electric capacity C3 connects one end of electric capacity C5, the other end ground connection of electric capacity C5; TP2 and TP3 is test port.In order to reduce the power consumption of gearshift module, after KL_15 closes a period of time, single-chip microcomputer can be switched to park mode, and level wakeup unit is exactly waken up by the single-chip microcomputer under park mode, and then communicates normally.
As shown in Figure 9, voltage detection unit VOLTAGE_DETECT comprises connector J2, Transient Suppression Diode D3, resistance R5, R7 and inductance C12.1 pin of connector J2 connects KL_15 end, 2 pin one end of contact resistance R5, one end of Transient Suppression Diode D3 and the KL_30 end respectively of connector J2, the other end one end of contact resistance R7, one end of electric capacity C12 and the VOLTAGE_DETECT end respectively of resistance R5, the other end of resistance R7 is connected to each other with the other end of Transient Suppression Diode D3, the other end of electric capacity C12 and ground connection respectively; 3 pin of connector J2 connect CAN_LO end, and 4 pin of connector J2 connect CAN_HI end, the 5 pin ground connection of connector J2, and 6 pin of connector J2 connect PWM end; TP4 is test port.Voltage detection unit is used to the level state judging the KL_30 that car load provides.To help single-chip microcomputer different according to the level height detected, adopt different treatment mechanisms.
Control unit 200 for controlling and coordinate the work of other unit, primarily of compositions such as single-chip microcomputer, crystal resonator, external level wake-up circuit, voltage detecting circuits.Single-chip microcomputer is the core of control unit, single-chip microcomputer receives the angle value digital signal that rotary Hall chip sends, single-chip microcomputer is converted to corresponding gear signal value angle value after calculating, be sent in car load CAN by CAN transceiver, such control unit for vehicle just obtains the gear that driver wants, and controls gearbox shifting further.External level wake-up circuit is for detecting outside control signal, determine that product is the input voltage of work or dormancy, voltage detecting circuit detection system, completed by two voltage, change and pass through internal algorithm by the A/D of single-chip microcomputer, the input voltage of detection system again.Crystal resonator provides clock source signals for single-chip microcomputer.
As shown in Figure 10, CAN unit 300 comprises CAN chip U2, resistance R3, R4, R6, R8 and electric capacity C7, C8, C9, C10, C11, transient state and suppresses diode D1-1, D1-2 and filter inductor L1.1 pin of CAN chip U2 connects CANTX end, the 2 pin ground connection of CAN chip U2, and 3 pin of CAN chip U2 connect 5V power supply, one end of electric capacity C7 and one end of electric capacity C8 respectively, and the other end of electric capacity C7 is connected with the other end of electric capacity C8 and ground connection; 4 pin of CAN chip U2 connect CANRX end, and 5 pin of CAN chip U2 connect one end of electric capacity C10, one end of resistance R4 and one end of resistance R6, the other end ground connection of electric capacity C10 respectively; 6 pin of CAN chip U2 connect 3 pin of filter inductor L1 and one end of resistance R8 respectively, 7 pin one end of contact resistance R3 and 1 pin of inductor L1 respectively of CAN chip U2; 8 pin of CAN chip U2 connect STB_ON end; The other end of resistance R3 connects 2 pin of inductor L1, the other end of resistance R4, one end of Transient Suppression Diode D1-1, one end of electric capacity C9 and CAN_HI end respectively; The other end of resistance R8 connects 4 pin of inductor L1, the other end of resistance R6, one end of Transient Suppression Diode D1-2, one end of electric capacity C11 and CAN_LO end respectively; Transient Suppression Diode D1-1 and D1-2 is connected to each other and ground connection; The other end of electric capacity C9 and the other end of electric capacity C11 are connected to each other and ground connection; TP5 and TP6 is test port.
CAN unit 300 is physical layers of CAN work, for the transmission of CAN signal provides medium, CAN chip U2 is the transceiver of CAN, be connected with single-chip microcomputer by CANTX, CANRX and STB_ON tri-lines, the differential level of CAN can be converted to the Transistor-Transistor Logic level that single-chip microcomputer can input by it, the Transistor-Transistor Logic level that single-chip microcomputer exports is converted to the differential level of CAN, and such control unit is integrated in the CAN controller of single-chip microcomputer just can by CAN protocol message transmission.Transient Suppression Diode D1-1 and D1-2 is for suppressing electrostatic signal in bus or other level pulse signals, and in protection bus, other devices are from the infringement of above signal.
As shown in figure 11, PMU 400 comprises modulation chip U3, resistance R9, electric capacity C13, C14, C15, C16, C17, C18, C19, C22, C23, C24, C25 and diode D2.1 pin of modulation chip U3 connects BAT-12 end after connecting the negative pole of one end of electric capacity C16, one end of electric capacity C15, one end of electric capacity C14, diode D2 respectively; The other end of the other end of electric capacity C16, the other end of electric capacity C15 and electric capacity C14 is connected to each other and ground connection; The positive pole of diode D2 connects one end of electric capacity C19, one end of electric capacity C22 and KL_30 end respectively; The other end ground connection of electric capacity C19; The other end of electric capacity C22 connects one end of electric capacity C24, the other end ground connection of electric capacity C24; 4 pin of modulation chip U3 connect one end of C23, the other end ground connection of electric capacity C23; 2 pin of modulation chip U3 connect one end and the RESET end of electric capacity C25, the other end ground connection of electric capacity C25 respectively; + 5V power supply is connected after one end of the 5 pin difference contact resistance R9 of modulation chip U3, one end of electric capacity C13, electric capacity C17, electric capacity C18; Electric capacity C13, electric capacity C17 and electric capacity C18 are connected to each other and ground connection.TP14, TP7 are respectively test port.
PMU 400 is made up of a modulation chip LDO and some diodes, electric capacity, resistance etc.Diode is the polarity protection for power end, and from damage protect other electronics of product when power end both positive and negative polarity wrong during, electric capacity is the noise signal for filter out power, and series resistors plays dividing potential drop effect; LDO is the core of this unit, and it is a voltage stabilizer, is 5V voltage, needs the power supply of the device of 5V power supply for other the non-stable 12V photovoltaic conversion of input.
As shown in figure 12, indicator unit 500 comprises triode Q6, Q7, Q8, Q10, Q11 and resistance R33, R34, R35, R36, R37 and electric capacity C44, C45, C46, C47, C48, C49 and connector J5.1 pin of connector J5 connects the BAT_12 end of PMU, 2 pin of connector J5 connect LED_P end, 3 pin of connector J5 connect LED_R end, 4 pin of connector J5 connect LED_N end, 5 pin of connector J5 connect LED_D end, and 6 pin of connector J5 connect LED_W end, the 7 pin ground connection of connector J5,8 pin of connector J5 connect one end of PWM end and electric capacity C49, the other end ground connection of electric capacity C49 respectively; Collector electrode one end of contact resistance R33 and one end of electric capacity C44 respectively of triode Q6, the resistance R33 the other end connects LED_P end, the other end ground connection of electric capacity C44, and the base stage of triode Q6 connects LED_4 end, the transmitter ground connection of triode Q6; Collector electrode one end of contact resistance R34 and one end of electric capacity C45 respectively of triode Q7, the resistance R34 the other end connects LED_R end, the other end ground connection of electric capacity C45, and the base stage of triode Q7 connects LED_3 end, the transmitter ground connection of triode Q7; Collector electrode one end of contact resistance R35 and one end of electric capacity C46 respectively of triode Q8, the resistance R35 the other end connects LED_N end, the other end ground connection of electric capacity C46, and the base stage of triode Q8 connects LED_2 end, the transmitter ground connection of triode Q8; Collector electrode one end of contact resistance R36 and one end of electric capacity C47 respectively of triode Q10, the resistance R36 the other end connects LED_D end, the other end ground connection of electric capacity C47, and the base stage of triode Q10 connects LED_1 end, the transmitter ground connection of triode Q10; Collector electrode one end of contact resistance R37 and one end of electric capacity C48 respectively of triode Q11, the resistance R37 the other end connects LED_W end, the other end ground connection of electric capacity C48, and the base stage of triode Q11 connects LED_0 end, the transmitter ground connection of triode Q11.
Indicator unit 500 is made up of 5 groups of triodes; the single-chip microcomputer of control unit 200 exports high level and can drive corresponding triode ON; the tutorial light of such outside will present highlighted state, and a triode resistance of connecting is to protect triode damage from super-high-current when outside port is short-circuited.
As shown in figure 13, solenoid-driven control unit 600 comprises chip U7, resistance R2, R12, R43, electric capacity C1, C2, C6, diode D4 and connector J7.2 pin of chip U7 connect SOLENOID_ON end, 4 pin contact resistance R2 and the S_DETECT end respectively of chip U7, the other end of resistance R2 connects 5V power supply, and 5 pin of chip U7 connect 2 pin of electric capacity C6, the negative pole of diode D4, one end of resistance R43 and connector J7 respectively; One end of the 1 pin contact resistance R12 of chip U7, the other end ground connection of resistance R12; 3 pin of chip U7 connect the other end of BAT_12 end, one end of electric capacity C1, one end of electric capacity C2 and resistance R43 respectively, and the other end of electric capacity C1 and the other end of electric capacity C2 are connected to each other and ground connection; The 1 pin ground connection of connector J7.TP1, TP12 are test port.
Solenoid-driven control unit 600 is driver elements of unlock solenoid valve, and essential core device is chip U7, and it is a high side switches, after receiving the high level signal of control unit, inner conducting, drives solenoid valve adhesive, when receiving low level, inner cut-off, solenoid valve power-off return.It also has diagnostic function, and when solenoid valve is short-circuited fault or open fault, the single-chip microcomputer to control unit outputs signal, for system diagnostics.Chip U7 is connected with single-chip microcomputer by two lines.
During use, driver stirs handlebar bulb, handlebar 1 along with rotating shaft 6 for swinging in the cross rest, handlebar 1 position is different, for different gears.Rotary Hall chip 5 swings with handlebar 1, the position of relative permanent magnet 4 changes, chip 5 perceives changes of magnetic field, and be converted to different angle values, by being integrated in the SPI pin of chip, angle value digital signal is sent to control unit by SPI signaling line, control unit is converted to corresponding gear value angle value after calculating, be sent in car load CAN finally by CAN transceiver by gear value signal, such control unit for vehicle just can know the gear that current drivers wants.
Embodiment in the utility model, only for being described the utility model, does not form the restriction to right, other equivalent in fact substituting, all in protection domain of the present utility model that those skilled in that art can expect.
Claims (11)
1. selector control circuit used for electric vehicle, is characterized in that, comprises rotary Hall sensor circuit unit and control unit; Described rotary Hall sensor circuit unit is connected with control unit.
2. selector control circuit used for electric vehicle as claimed in claim 1, is characterized in that, described rotary Hall sensor circuit unit comprises two rotary Hall chips, and two rotary Hall chips are all connected with control unit.
3. selector control circuit used for electric vehicle as claimed in claim 1, is characterized in that, described rotary Hall sensor circuit unit comprises rotary Hall chip U1, resistance R1, R2 and electric capacity C1, C2, C3, C4, C5, C6; Electric capacity C1 one end ground connection, one end connects 1 pin of magnetic sensor chip U1; Electric capacity C2 one end ground connection, one end connects 9 pin of rotary Hall chip U1; Electric capacity C3 one end ground connection, one end connects 11 pin of rotary Hall chip U1; Electric capacity C4 one end ground connection, one end connects 11 pin of rotary Hall chip U1; Electric capacity C5 one end ground connection, one end is connected to 6 pin of rotary Hall chip U1; Electric capacity C6 one end ground connection, one end connects 7 pin of rotary Hall chip U1; 6 pin of rotary Hall chip U1 are connected described control unit respectively with 14 pin; 7 pin of rotary Hall chip U1 are connected described control unit with 15 pin; 5 pin of rotary Hall chip U1 connect described control unit; 13 pin of rotary Hall chip U1 connect described control unit; 3 pin of rotary Hall chip U1 are connected 5V power supply with 11 pin; 2 pin of rotary Hall chip U1,4 pin, 8 pin, 10 pin, 12 pin and 16 pin ground connection.
4. selector control circuit used for electric vehicle as claimed in claim 1, is characterized in that, also comprise external level wakeup unit; Described external level wakeup unit is connected with control unit.
5. selector control circuit used for electric vehicle as claimed in claim 4, is characterized in that, external level wakeup unit comprises triode Q1, resistance R1 and electric capacity C3, C4, C5; 2 pin of the collector electrode connection control chip U4 of triode Q1; The transmitting collection ground connection of triode Q1; The base stage of triode Q1 connects one end of electric capacity C4 and one end of resistance R1 respectively, the other end ground connection of electric capacity C4, the other end of resistance R1 connects one end of KL_15 end and electric capacity C3 respectively, and the other end of electric capacity C3 connects one end of electric capacity C5, the other end ground connection of electric capacity C5; TP2 and TP3 is test port.
6. selector control circuit used for electric vehicle as claimed in claim 1, is characterized in that, also comprise voltage detection unit; Described voltage detection unit is connected with control unit.
7. selector control circuit used for electric vehicle as claimed in claim 6, is characterized in that, voltage detection unit comprises connector J2, Transient Suppression Diode D3, resistance R5, R7 and inductance C12; 1 pin of connector J2 connects KL_15 end, 2 pin one end of contact resistance R5, one end of Transient Suppression Diode D3 and the KL_30 end respectively of connector J2, the other end one end of contact resistance R7, one end of electric capacity C12 and the VOLTAGE_DETECT end respectively of resistance R5, the other end of resistance R7 is connected to each other with the other end of Transient Suppression Diode D3, the other end of electric capacity C12 and ground connection respectively; 3 pin of connector J2 connect CAN_LO end, and 4 pin of connector J2 connect CAN_HI end, the 5 pin ground connection of connector J2, and 6 pin of connector J2 connect PWM end; TP4 is test port.
8. selector control circuit used for electric vehicle as claimed in claim 1, is characterized in that, also comprises CAN unit, indicator unit, PMU and solenoid-driven control unit; Described control unit is connected with described solenoid-driven control unit with described rotary Hall sensor circuit unit, described CAN unit, described indicator unit respectively; Described PMU is connected with described solenoid-driven control unit with described rotary Hall sensor circuit unit, described control unit, described CAN unit, described indicator unit respectively.
9. selector used for electric vehicle, comprises shell and handlebar; Described handlebar is reciprocally installed on described shell movably, it is characterized in that, also comprises the selector control circuit used for electric vehicle described in permanent magnet and the arbitrary claim of Claims 1-4; Described permanent magnet is installed on described shell, and described selector control circuit used for electric vehicle is installed on described handlebar, and relative with described permanent magnet position; When described handlebar moves, change the magnetic field of permanent magnet and the angle of described rotary Hall sensor circuit unit.
10. selector used for electric vehicle as claimed in claim 9, is characterized in that, described shell is provided with cavity volume, and described handlebar lower end is arranged in described cavity volume; Be provided with rotating shaft in the middle part of described handlebar, described rotating shaft is rotatably installed on described shell; Described rotating shaft is positioned at described cavity volume; Described permanent magnet to be arranged in described cavity volume and to be installed on described shell.
11. selectors used for electric vehicle as claimed in claim 9, is characterized in that, described handlebar lower end is positioned at described cavity volume and is supported in described outer casing bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420358173.6U CN204061845U (en) | 2014-06-30 | 2014-06-30 | Selector control circuit used for electric vehicle and selector used for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420358173.6U CN204061845U (en) | 2014-06-30 | 2014-06-30 | Selector control circuit used for electric vehicle and selector used for electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204061845U true CN204061845U (en) | 2014-12-31 |
Family
ID=52203364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420358173.6U Active CN204061845U (en) | 2014-06-30 | 2014-06-30 | Selector control circuit used for electric vehicle and selector used for electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204061845U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286795A (en) * | 2015-06-29 | 2017-01-04 | 长城汽车股份有限公司 | AMT automatic gear shifting device and there is its automobile |
| CN106884976A (en) * | 2015-12-15 | 2017-06-23 | 南京奥联汽车电子电器股份有限公司 | A kind of disconnected ground wire solves switch Hall gear interference circuit |
| CN107448592A (en) * | 2016-05-26 | 2017-12-08 | 德韧营运有限责任公司 | Selector alignment system for motor vehicles |
| CN108240460A (en) * | 2016-12-23 | 2018-07-03 | 三星显示有限公司 | Gear lever and the vehicle control system for including it |
| CN109564109A (en) * | 2016-06-17 | 2019-04-02 | 克诺尔商用车制动系统有限公司 | Sensor device and gear shift transmission for detection angles |
| CN109707839A (en) * | 2018-12-27 | 2019-05-03 | 宁波高发汽车控制系统股份有限公司 | A kind of electronic gear shifter and the method and system of electronic gear shifter gear positions calibration |
| US10793112B2 (en) | 2016-12-23 | 2020-10-06 | Samsung Display Co., Ltd. | Steering wheel and vehicle control system including the same |
| CN116085458A (en) * | 2023-01-17 | 2023-05-09 | 重庆赛力斯新能源汽车设计院有限公司 | Sleep control method and device for GSM, storage medium and gear shifting control mechanism assembly |
-
2014
- 2014-06-30 CN CN201420358173.6U patent/CN204061845U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286795A (en) * | 2015-06-29 | 2017-01-04 | 长城汽车股份有限公司 | AMT automatic gear shifting device and there is its automobile |
| CN106286795B (en) * | 2015-06-29 | 2018-09-07 | 长城汽车股份有限公司 | AMT automatic gear shifting devices and automobile with it |
| CN106884976B (en) * | 2015-12-15 | 2018-07-06 | 南京奥联汽车电子电器股份有限公司 | A kind of disconnected ground wire solves switch Hall gear interference circuit |
| CN106884976A (en) * | 2015-12-15 | 2017-06-23 | 南京奥联汽车电子电器股份有限公司 | A kind of disconnected ground wire solves switch Hall gear interference circuit |
| US10281028B2 (en) | 2016-05-26 | 2019-05-07 | Dura Operating, Llc | Shifter location system for a motor vehicle |
| CN107448592A (en) * | 2016-05-26 | 2017-12-08 | 德韧营运有限责任公司 | Selector alignment system for motor vehicles |
| CN107448592B (en) * | 2016-05-26 | 2019-08-13 | 德韧营运有限责任公司 | Selector positioning system for motor vehicles |
| CN109564109A (en) * | 2016-06-17 | 2019-04-02 | 克诺尔商用车制动系统有限公司 | Sensor device and gear shift transmission for detection angles |
| CN109564109B (en) * | 2016-06-17 | 2021-09-24 | 克诺尔商用车制动系统有限公司 | Sensor device for detecting an angle and a manual transmission |
| US11578995B2 (en) | 2016-06-17 | 2023-02-14 | Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Sensor arrangement for angle detection and manual transmission |
| CN108240460A (en) * | 2016-12-23 | 2018-07-03 | 三星显示有限公司 | Gear lever and the vehicle control system for including it |
| US10793112B2 (en) | 2016-12-23 | 2020-10-06 | Samsung Display Co., Ltd. | Steering wheel and vehicle control system including the same |
| CN108240460B (en) * | 2016-12-23 | 2021-06-04 | 三星显示有限公司 | Shift lever and vehicle control system including the same |
| CN109707839A (en) * | 2018-12-27 | 2019-05-03 | 宁波高发汽车控制系统股份有限公司 | A kind of electronic gear shifter and the method and system of electronic gear shifter gear positions calibration |
| CN109707839B (en) * | 2018-12-27 | 2020-08-21 | 宁波高发汽车控制系统股份有限公司 | Method and system for calibrating gear position of electronic gear shifter |
| CN116085458A (en) * | 2023-01-17 | 2023-05-09 | 重庆赛力斯新能源汽车设计院有限公司 | Sleep control method and device for GSM, storage medium and gear shifting control mechanism assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204061845U (en) | Selector control circuit used for electric vehicle and selector used for electric vehicle | |
| CN101846714B (en) | Integrated detection system of electric appliances of cab | |
| CN201740832U (en) | Integrated detection device of cab electrical appliance | |
| CN102393731A (en) | On-board monitoring and diagnosis device based on OBD-II (On-Board Diagnostics-II) | |
| CN202901263U (en) | Dual-clutch gear shifter control device based on switch-type Hall sensor | |
| CN205375101U (en) | A vehicle control unit for hybrid vehicle | |
| CN203224778U (en) | High-safety-performance ECU architecture for electric car | |
| CN201199329Y (en) | Vehicle-mounted fault diagnostic device for automobile | |
| CN201237839Y (en) | Traffic signaling machine | |
| CN204009450U (en) | A kind of armored vehicle bus combination instrument | |
| CN203104361U (en) | A motor driving circuit used for an AMT controller | |
| CN110365258B (en) | Control and drive circuit | |
| CN114495323A (en) | Communication driving circuit for mining diesel vehicle protection device | |
| CN203012506U (en) | System used to discriminate current fault from historical fault of engine | |
| CN101961997A (en) | Entire bus controller for series hybrid power buses | |
| CN202901261U (en) | Automatic transmission (AT) gear shifter control device based on controller area network (CAN) bus | |
| CN205036213U (en) | Remote switch circuit of bassinet door | |
| CN202719989U (en) | Instrument for commercial vehicles based on CAN bus | |
| CN211928417U (en) | Novel high-reliability isolation single-wire level conversion communication circuit | |
| CN101231326A (en) | Device and method for testing general DVD-P/DVD-R front panel | |
| CN205384725U (en) | Motormeter alarm signal's detection control apparatus | |
| CN205561865U (en) | Car gear state detector and have car of this detector | |
| CN213948272U (en) | Control circuit for touch type automobile reading lamp | |
| CN204832843U (en) | Intelligence electric tool's control circuit | |
| CN209805846U (en) | Multi-interface MVB network fault diagnosis device based on FPGA |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |