CN205877164U - Low noise P keeps off auto -lock electron gear -change control circuit - Google Patents
Low noise P keeps off auto -lock electron gear -change control circuit Download PDFInfo
- Publication number
- CN205877164U CN205877164U CN201620856471.7U CN201620856471U CN205877164U CN 205877164 U CN205877164 U CN 205877164U CN 201620856471 U CN201620856471 U CN 201620856471U CN 205877164 U CN205877164 U CN 205877164U
- Authority
- CN
- China
- Prior art keywords
- gear
- mcu
- module
- signal
- signal output
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a low noise P keeps off auto -lock electron gear -change control circuit, this novel P keep off auto -lock electron selector control circuit and mainly comprise a fender position information acquisition module, MCU controller, power conversion module, P fender electromagnet control module, fender position indicating module, phase place output module, mains voltage detection module, core MCU controller is through gather knob P, R, N, four fender position information of D in real time to through mutual with vehicle braking system, vehicle control unit VCU, PEPS and control system's the signal of backing a car, realize shifting gears and other related operations to the vehicle. The utility model discloses P keeps off auto -lock electron selector and passes through the intelligent control to electro -magnet among the P fender locking mechanism, greatly improves the travelling comfort of electron selector.
Description
Technical field
This utility model is under the jurisdiction of vehicle electric field.This low-noise P keeps off self-locking electronic gear shifter control circuit master
Magnet control module, gear indicating module, phase is kept off by gear information acquisition module, MCU controller, power transfer module, P
Position output module, supply voltage detection module composition, by tetra-gear information of Real-time Collection knob P, R, N, D, and by with
The signal of motor vehicle braking system, entire car controller VCU, PEPS and reversing control system is mutual, it is achieved to the gearshift of vehicle and
It is operation associated.Improve the accuracy of vehicle shift operation, comfortableness.
Background technology
New-energy automobile progressively uses electronic gear shifter to substitute mechanical type selector, in order to after preventing P gear parking, personnel miss
The vehicle safety hidden danger that operation causes, electronic gear shifter can keep off, by P, locking and the startup that self-locking mechanism realizes keeping off P after parking
Time unblock.P gear self-locking mechanism is mainly made up of an electric magnet and corresponding mechanical part, and during unblock, electromagnetic actuation pulls
Frame for movement completes to solve latching operation.Owing to new-energy automobile environment inside car background noise is minimum, and electromagnetic actuation moment can produce
Raw certain noise, reduces the expection comfort level to operator.It is therefore desirable to provide the P gear that a kind of low noise disturbs certainly
Lock control circuit.
Summary of the invention
The purpose of this utility model is to improve the type of drive of P gear self-locking electric magnet in electronic gear shifter, overcomes P gear to unlock
Time electromagnetic actuation noise jamming.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of low noise P keeps off self-locking electric gear change control circuit, it is characterized in that: include brake signal testing circuit, backlight
Power sense circuit, ACC power sense circuit, shift detection module, phase signal output module, gear backlight/instruction switching
Module, P gear magnet control module, P gear signal output apparatus, R gear signal output apparatus and MCU, and be that above-mentioned module supplies
The power transfer module of electricity；
The annexation of described low noise P gear self-locking electric gear change control circuit is: the output of brake signal testing circuit
Being signally attached to first signal input part of MCU, the secondary signal that the output signal of backlight electric power testing circuit is connected to MCU is defeated
Entering end, the output signal of ACC power sense circuit is connected to the 3rd signal input part of MCU, the output letter of shift detection module
Number being connected to the 4th to the 7th signal input part of MCU, the first of MCU to the 4th signal output part is connected to phase signal output
The input of module, the 5th to the 8th signal output part of MCU is connected to the input of gear backlight/instruction handover module, MCU
The the 9th and the tenth signal output part be connected to P gear magnet control module input, P gear magnet control module feedback
Signal output part is connected to the 8th signal input part of MCU, and the 11st signal output part of MCU is connected to P gear signal output electricity
The input on road, the tenth binary signal outfan of MCU is connected to the input of R gear signal output apparatus, power transfer module
Output port of power source is simultaneously connected to brake signal testing circuit, backlight electric power testing circuit, ACC power sense circuit, gear
Detection module, phase signal output module, gear backlight/instruction handover module, P gear magnet control module, P gear signal output
Circuit, R gear signal output apparatus and the power voltage input terminal of MCU.
Described P keeps off control circuit for electromagnet, it is characterized in that: include that positive source drive circuit, power cathode drive electricity
Road, feedback sense circuit and electromagnet module；The annexation of described P gear control circuit for electromagnet is: positive source drives electricity
The input on road is connected to the 9th signal output part of MCU, and outfan is connected to the positive pole of electric magnet and feedback sense circuit
Signal input part；The input of power cathode drive circuit is connected to the tenth signal output part of MCU, and outfan is connected to electromagnetism
The negative pole of ferrum；The feedback voltage outfan of feedback sense circuit is connected to the 8th signal input part of MCU.
Described positive source drive circuit includes: resistance R26, audion Q20, resistance R32, audion Q23, resistance R45,
Audion Q24, resistance R44, metal-oxide-semiconductor Q13 and diode D3.
Described P keeps off control circuit for electromagnet, it is characterized in that described power cathode drive circuit includes: metal-oxide-semiconductor Q15, three
Pole pipe Q17, audion Q16, resistance R30, resistance R3 and electric capacity C17.
Described feedback sense circuit includes: resistance R46, diode D8, electric capacity C24, resistance R47, resistance R48 and electric capacity
C22。
Described electromagnet module includes electric magnet and diode D4, and the anode of diode D4 connects electric magnet negative electricity source,
Negative electrode connects electric magnet positive electrical source.
The utility model has the advantages that: improve the noise jamming of electromagnetic actuation process.
Accompanying drawing explanation
Fig. 1 is that this utility model low noise P keeps off self-locking electric gear change control circuit block architecture diagram；
Fig. 2 is the schematic diagram of this utility model P gear control circuit for electromagnet.
Detailed description of the invention
With example, this utility model is described in more detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, a kind of low noise P keeps off self-locking electric gear change control circuit, including brake signal testing circuit, backlight
Power sense circuit, ACC power sense circuit, shift detection module, phase signal output module, gear backlight/instruction switching
Module, P gear magnet control module, P gear signal output apparatus, R gear signal output apparatus and MCU, and be that above-mentioned module supplies
The power transfer module of electricity.
The annexation of circuit shown in Fig. 1 is: the output signal of brake signal testing circuit is connected to first signal of MCU
Input, the output signal of backlight electric power testing circuit is connected to the secondary signal input of MCU, ACC power sense circuit
Output signal is connected to the 3rd signal input part of MCU, and the output signal of shift detection module is connected to the 4th to the 7th of MCU
Signal input part, the first of MCU is connected to the input of phase signal output module to the 4th signal output part, the 5th of MCU
The input of gear backlight/instruction handover module it is connected to, the 9th and the tenth signal output part of MCU to the 8th signal output part
Being connected to the input of P gear magnet control module, the feedback signal output of P gear magnet control module is connected to MCU's
8th signal input part, the 11st signal output part of MCU is connected to the input of P gear signal output apparatus, the 12nd of MCU
Signal output part is connected to the input of R gear signal output apparatus, and the output port of power source of power transfer module is simultaneously connected to
Brake signal testing circuit, backlight electric power testing circuit, ACC power sense circuit, shift detection module, phase signal output mould
Block, gear backlight/instruction handover module, P gear magnet control module, P gear signal output apparatus, R gear signal output apparatus and
The power voltage input terminal of MCU.
It is illustrated in figure 2 the schematic diagram of this utility model P gear control circuit for electromagnet.P gear magnet control module uses
The adhesive of PWM mode DM, by changing pwm pulse width control system attracting process, reduces noise, and electricity is flow through in collection
The curent change of Magnet, closed loop adjusts pwm pulse width.
Described P gear control circuit for electromagnet includes: positive source drive circuit, power cathode drive circuit, feedback detection
Circuit and electromagnet module；The annexation of described P gear control circuit for electromagnet is: the input of positive source drive circuit is even
Receiving the 9th signal output part of MCU, outfan is connected to the positive pole of electric magnet and the signal input part of feedback sense circuit；Electricity
The input of source negative pole drive circuit is connected to the tenth signal output part of MCU, and outfan is connected to the negative pole of electric magnet；Feedback
The feedback voltage outfan of testing circuit is connected to the 8th signal input part of MCU.
Described positive source drive circuit includes: resistance R26, audion Q20, resistance R32, audion Q23, resistance R45,
Audion Q24, resistance R44, metal-oxide-semiconductor Q13, this partial circuit receives the pwm control signal from MCU, by metal-oxide-semiconductor Q13's
Amplify, provide controlled positive source for electric magnet.Meanwhile, diode D3 is connected on power input, it is provided that reverse power connection is protected
Protect.
Described power cathode drive circuit includes: metal-oxide-semiconductor Q15, audion Q17, audion Q16, resistance R30, resistance R3
The power cathode drive circuit constituted, the CTRL that this partial circuit receives from core MCU instructs, by putting of metal-oxide-semiconductor Q15
Greatly, controlled power cathode is provided for electric magnet.Meanwhile, in circuit, electric capacity C17 is connected between power supply and ground, keeps off electromagnetism for P
Ferrum control module provides power filter.
Described feedback sense circuit includes: resistance R46, diode D8, electric capacity C24, resistance R47, resistance R48, electric capacity C22
The closed-loop feedback circuit constituted, is converted into voltage signal by the electric current flowing through electric magnet, exports to the 8th signal input part of MCU
Mouthful, by MCU closed loop control pwm pulse width.
Described electromagnet module includes electric magnet and diode D4, and diode D4 is connected in parallel on electric magnet two ends, and anode connects electricity
Magnet negative electricity source, negative electrode connects electric magnet positive electrical source, provides power supply afterflow for electric magnet start and stop moment.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, above-mentioned this utility model is real
Execute example sequence number just to describe, do not represent the quality of embodiment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in guarantor of the present utility model
Within the scope of protecting.
Claims (6)
1. low noise P keeps off a self-locking electric gear change control circuit, it is characterized in that: include brake signal testing circuit, backlight electricity
Power sense circuit, ACC power sense circuit, shift detection module, phase signal output module, gear backlight/instruction switching mould
Block, P gear magnet control module, P gear signal output apparatus, R gear signal output apparatus and MCU, and be above-mentioned module for power supply
Power transfer module；
The annexation of described low noise P gear self-locking electric gear change control circuit is: the output signal of brake signal testing circuit
Being connected to first signal input part of MCU, the output signal of backlight electric power testing circuit is connected to the secondary signal input of MCU
End, the output signal of ACC power sense circuit is connected to the 3rd signal input part of MCU, the output signal of shift detection module
Being connected to the 4th to the 7th signal input part of MCU, the first of MCU to the 4th signal output part is connected to phase signal output mould
The input of block, the 5th to the 8th signal output part of MCU is connected to the input of gear backlight/instruction handover module, MCU's
9th and the tenth signal output part is connected to the input of P gear magnet control module, the feedback letter of P gear magnet control module
Number outfan is connected to the 8th signal input part of MCU, and the 11st signal output part of MCU is connected to P and keeps off signal output apparatus
Input, the tenth binary signal outfan of MCU be connected to R gear signal output apparatus input, the electricity of power transfer module
Source output terminal mouth is simultaneously connected to brake signal testing circuit, backlight electric power testing circuit, ACC power sense circuit, gear inspection
Survey module, phase signal output module, gear backlight/instruction handover module, P gear magnet control module, P gear signal output electricity
Road, R gear signal output apparatus and the power voltage input terminal of MCU.
A kind of low noise P the most according to claim 1 keeps off self-locking electric gear change control circuit, it is characterized in that: described P keeps off electricity
Magnet control circuit includes positive source drive circuit, power cathode drive circuit, feedback sense circuit and electromagnet module；
The annexation of described P gear control circuit for electromagnet is: the input of positive source drive circuit is connected to the 9th of MCU
Signal output part, outfan is connected to the positive pole of electric magnet and the signal input part of feedback sense circuit；Power cathode drives electricity
The input on road is connected to the tenth signal output part of MCU, and outfan is connected to the negative pole of electric magnet；Feedback sense circuit anti-
Feedthrough voltage outfan is connected to the 8th signal input part of MCU.
A kind of low noise P the most according to claim 2 keeps off self-locking electric gear change control circuit, it is characterized in that: described power supply
Positive pole drive circuit includes resistance R26, audion Q20, resistance R32, audion Q23, resistance R45, audion Q24, resistance
R44, metal-oxide-semiconductor Q13 and diode D3.
A kind of low noise P the most according to claim 2 keeps off self-locking electric gear change control circuit, it is characterized in that: described power supply
Negative pole drive circuit includes metal-oxide-semiconductor Q15, audion Q17, audion Q16, resistance R30, resistance R3 and electric capacity C17.
A kind of low noise P the most according to claim 2 keeps off self-locking electric gear change control circuit, it is characterized in that: described feedback
Testing circuit includes resistance R46, diode D8, electric capacity C24, resistance R47, resistance R48 and electric capacity C22.
A kind of low noise P the most according to claim 2 keeps off self-locking electric gear change control circuit, it is characterized in that: described electromagnetism
Swage block includes electric magnet and diode D4, and the anode of diode D4 connects electric magnet negative electricity source, and negative electrode connects electric magnet positive pole
Power end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620856471.7U CN205877164U (en) | 2016-08-09 | 2016-08-09 | Low noise P keeps off auto -lock electron gear -change control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620856471.7U CN205877164U (en) | 2016-08-09 | 2016-08-09 | Low noise P keeps off auto -lock electron gear -change control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877164U true CN205877164U (en) | 2017-01-11 |
Family
ID=57703692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620856471.7U Expired - Fee Related CN205877164U (en) | 2016-08-09 | 2016-08-09 | Low noise P keeps off auto -lock electron gear -change control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205877164U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692013A (en) * | 2017-04-06 | 2018-10-23 | 通用汽车环球科技运作有限责任公司 | The redundancy danger of ETRS control architectures reduces method |
-
2016
- 2016-08-09 CN CN201620856471.7U patent/CN205877164U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692013A (en) * | 2017-04-06 | 2018-10-23 | 通用汽车环球科技运作有限责任公司 | The redundancy danger of ETRS control architectures reduces method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106090203A (en) | A kind of electronics shift control system and method | |
| CN109050532A (en) | A kind of constant-speed-cruise control system and control method applied to pure electric automobile | |
| DE102015206919A1 (en) | Electric motor vehicle and operating method for an electric motor vehicle | |
| CN205877164U (en) | Low noise P keeps off auto -lock electron gear -change control circuit | |
| CN204915712U (en) | Realize end to end control system that car heavily allies oneself with wantonly | |
| CN103253269B (en) | Smooth shift control method and control setup | |
| CN203005091U (en) | Electronic knob keying selector | |
| DE102013217071A1 (en) | Method and device for an automated parking process of a motor vehicle | |
| DE102015216762A1 (en) | BRAKE ENGINE RETURN CONTROL PROCEDURE AND BRAKE ENGINE RETURN CONTROL SYSTEM | |
| CN203756965U (en) | Electronic gear shifting device | |
| DE102012221726A1 (en) | A method of assisting a driver to charge a vehicle battery while driving the motor vehicle and a device to assist a driver of a motor vehicle to charge a vehicle battery while driving | |
| CN204383556U (en) | A kind of device realizing the self-steering of intelligent vehicle | |
| CN203267785U (en) | Steering wheel gear shift device | |
| CN202181766U (en) | Electrical-control children safety lock | |
| CN201951246U (en) | Electric control transfer case device of automobile | |
| DE102010037907A1 (en) | Motor vehicle with air conditioning | |
| CN112572417B (en) | Gear pre-judging method and device in automatic parking control system and storage device | |
| CN107444368B (en) | Air brake automatic parking control system and method | |
| CN202728141U (en) | Circuit structure for interlocking automobile power takeoff and power divider | |
| DE102019117944A1 (en) | Method and device for charging a vehicle battery | |
| CN205292295U (en) | Car cruise control system | |
| CN212004212U (en) | Gear position sensor | |
| DE102013001749A1 (en) | Method and device for selecting one or more heat sources of an interior heating system of a motor vehicle | |
| CN211000897U (en) | Double-track movement device | |
| CN203401924U (en) | Sun shield control system and vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170111 Termination date: 20210809 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |