CN206155436U - Cruise control system - Google Patents

Cruise control system Download PDF

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Publication number
CN206155436U
CN206155436U CN201621205056.1U CN201621205056U CN206155436U CN 206155436 U CN206155436 U CN 206155436U CN 201621205056 U CN201621205056 U CN 201621205056U CN 206155436 U CN206155436 U CN 206155436U
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CN
China
Prior art keywords
cruise
switch
function
value
sensor
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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
Application number
CN201621205056.1U
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Chinese (zh)
Inventor
程剑峰
夏良志
代永刚
黄伟
杜成磊
李�杰
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Anhui Jianghuai Automobile Group Corp
Original Assignee
Anhui Jianghuai Automobile Group Corp
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Publication date
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Priority to CN201621205056.1U priority Critical patent/CN206155436U/en
Application granted granted Critical
Publication of CN206155436U publication Critical patent/CN206155436U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a cruise control field, concretely relates to cruise control system, this system includes: the controller and with the switch that cruises, car apart from sensor, alarm, speed sensor, shift position sensor and feedback Unit that the controller electricity is connected, feedback Unit includes motor control unit or engine control unit, the controller basis the function of cruising of the signal execution difference of switch of cruising, the back is opened in the function of cruising to the controller, acquire the car apart from the value of sensor shift position sensor's value and speed sensor's value, and according to the car is reported to the police apart from the value control alarm of sensor, the controller basis cruise the switch speed sensor's value and shift position sensor's value confirms whether satisfy the condition of cruising, if satisfy the condition of cruising, then be based on on -off control cruises feedback Unit. Through the utility model discloses, guarantee reliability and security that the vehicle cruised and travel.

Description

A kind of cruise control system
Technical field
This utility model is related to cruise control field, and in particular to a kind of cruise control system.
Background technology
Automobile cruise function is a kind of to allow driver to operate gas pedal it is ensured that automobile is with the pre- of a certain fixation The control system for selecting speed to travel.When on a highway long-time is travelled automobile, driver is easy to feel fatigue, but By opening cruise function, so that it may so that the travel speed of automobile keeps certain, while can also increase or reduce cruising speed, So as to bring very big convenience to driving, while preferable fuel economy can also be obtained.
The use of relatively broad cruise function is at present cruise on general-utility car, i.e., when setting certain target After speed, automobile can keep the speed persistently to travel, and without considering actual driving cycles, there is certain potential safety hazard.Should The main building block of scheme has:Controller and the vehicle speed sensor being connected with the controller, cruise control switch, throttle are stepped on Plate.When controller detects current speed by vehicle speed sensor meets the requirement of cruise control system, user can lead to Cross operation cruise control switch and enter cruise function, it is also possible to be reached by cruise control switch and exit cruise function, controller Then the aperture of gas pedal is controlled according to the instruction of user, realize constant-speed-cruise control.
But existing cruise has the disadvantages that:1. when on a highway long-time is travelled user, according to Cruise control, although can largely mitigate the fatigue of user, but easily cause the distractibility of user, bring Certain potential safety hazard.When 2. using cruise function, the scheme major part on market all lacks corresponding safety reminding device.
Utility model content
This utility model provides a kind of cruise control system, to ensure the reliability and security that vehicle cruise is travelled.
For achieving the above object, this utility model provides following technical scheme:
A kind of cruise control system, including:Controller and the cruise switch electrically connected with the controller, spacing sensing Device, alarm, vehicle speed sensor, gear position sensor and feedback unit;The feedback unit includes motor control unit or sends out Motivation control unit, the controller performs different cruise functions according to the signal of the cruise switch;The controller exists After cruise function is opened, the value of the value, the value of the gear position sensor and the vehicle speed sensor of spacing sensor is obtained, and Alarm is controlled according to the value of the spacing sensor to be reported to the police;The controller is according to the cruise switch, the speed The value of the value of sensor and the gear position sensor determines whether to meet Cruise Conditions, if meeting Cruise Conditions, basis The cruise switch controls the feedback unit.
Preferably, the cruise switch includes:Open with deceleration multiplex switch, functional rehabilitation and speedup multiplex switch, move back Go out switch and the function of tonic chord switch that cruises;
The cruise function of tonic chord is switched opens or cruise function releasing for controlling cruise function;The unlatching is multiple with deceleration Slowed down for controlling current cruise unlatching or cruising with switch;The functional rehabilitation is used in cruise function with speedup multiplex switch During unlatching, control cruise recovers or cruises to accelerate;The switch that exits is exited for controlling cruise.
Preferably, the cruise function of tonic chord switch is self-locking type switch, the unlatching and deceleration multiplex switch, the function Recover to be non-self-lock-ing formula switch with speedup multiplex switch and the switch that exits.
Preferably, the Cruise Conditions include:
1) controller is not detected by the DTC related to cruise function;
2) if Current vehicle is manual vehicle, the value of the gear position sensor is more than first set position;If Current vehicle is automatic transmission vehicle, and current gear is D shelves or in a manual mode the value of the gear position sensor is the second setting It is more than gear;
3) more than the first setting speed value and less than the second setting speed value, described second sets the value of current vehicle speed sensor Constant speed angle value is more than the first setting speed value;
4) function of tonic chord of cruising switch is in cruise function opening.
Preferably, the system also includes:The electronic instrument electrically connected with the controller;The electronic instrument is used to show Show the state of Current vehicle after whether cruise function is opened and cruise function is opened.
Preferably, the system also includes:The cruise function display lamp electrically connected with the controller, the cruise function Display lamp is used to indicate whether cruise function is opened and whether meet Cruise Conditions after cruise function is opened.
The beneficial effects of the utility model are:
The cruise control system that this utility model is provided, controller performs different patrolling according to the signal of the cruise switch Boat function;The controller obtains value, the value of the gear position sensor and the institute of spacing sensor after cruise function unlatching State the value of vehicle speed sensor, and alarm controlled according to the value of the spacing sensor and reported to the police, according to the cruise switch, The value of the value of the vehicle speed sensor and the gear position sensor determines whether to meet Cruise Conditions, if meeting cruise bar Part, then control the feedback unit according to the cruise switch.By this utility model, it is ensured that the reliability of vehicle cruise traveling Property and safety.
Description of the drawings
Fig. 1 is a kind of structural representation of this utility model embodiment cruise control system.
Fig. 2 is the connection diagram of cruise switch and controller in this utility model embodiment.
Fig. 3 is another kind of structural representation of this utility model embodiment cruise control system.
Labelling in accompanying drawing:
SET/Coast, unlatching and deceleration multiplex switch Resume/Accel, functional rehabilitation and speedup multiplex switch Cancel, exit switch Main ON/OFF, cruise the function of tonic chord switch ECU, controller R0, pull-up resistor R1, first resistor R2, Second resistance R3,3rd resistor R4, the 4th resistance VCC, power supply
Specific embodiment
In order that those skilled in the art can be further understood that feature of the present utility model and technology contents, with reference to Drawings and embodiments elaborate to this utility model embodiment.
As shown in figure 1, be a kind of structural representation of this utility model embodiment cruise control system, including:Controller ECU and the cruise switch electrically connected with the controller, spacing sensor, alarm, vehicle speed sensor, gear position sensor with And feedback unit;The feedback unit includes motor control unit or control unit of engine, and the controller ECU is according to described The signal of cruise switch performs different cruise functions;The controller obtains spacing sensor after cruise function unlatching The value of value, the value of the gear position sensor and the vehicle speed sensor, and reported to the police according to the control of the value of the spacing sensor Device is reported to the police;The controller is according to the cruise switch, the value of the vehicle speed sensor and the gear position sensor Value determines whether to meet Cruise Conditions, if meeting Cruise Conditions, according to the cruise switch feedback unit is controlled.
It should be noted that the cruise control system that this utility model embodiment is provided, can be used for traditional fuel vehicle Newly energy energy vehicle is can be used for, when traditional fuel vehicle is applied to, the feedback unit described in the present embodiment is electromotor Control unit, and control unit of engine includes:Engine controller and electromotor;When new forms of energy car is applied to, this reality The feedback unit applied described in example is motor control unit, and motor control unit includes:Electric machine controller and motor.
Specifically, the cruise switch includes:Open and answered with deceleration multiplex switch SET/Coast, functional rehabilitation and speedup With switch Resume/Accel, exit switch Cancel and cruise function of tonic chord switch Main ON/OFF;The cruise function of tonic chord Switch Main ON/OFF are used to control cruise function unlatching or cruise function is released;The unlatching and deceleration multiplex switch SET/ Coast is used to control current cruise unlatching or cruise to slow down;The functional rehabilitation is used with speedup multiplex switch Resume/Accel In when cruise function is opened, control cruise recovers or cruises to accelerate;The switch Cancel that exits is exited for controlling cruise.
In the present embodiment, the connected mode of cruise switch and controller as shown in Fig. 2 power supply VCC powers for pull-up resistor, Controller ECU switchs MainON/OFF one end, second resistance R2 one end, pull-up with the cruise function of tonic chord respectively by first resistor R1 Resistance R0 connects, the second resistance R2 other end respectively with exit switch Cancel one end, 3rd resistor R3 one end and be connected, the 3rd is electric The resistance R3 other ends are connected respectively with functional rehabilitation with speedup multiplex switch Resume/Accel one end, the 4th resistance one end, and the 4th The resistance other end is connected respectively with opening with deceleration multiplex switch SET/Coast one end, the 5th resistance one end, Main ON/OFF The other end, exit the switch Cancel other ends, functional rehabilitation and the speedup multiplex switch Resume/Accel other end and unlatching, The deceleration multiplex switch SET/Coast other end and the 5th resistance other end are connected with bonding.By the connection side shown in Fig. 2 Formula, controller ECU is different according to the voltage for receiving, and can obtain being opened and deceleration multiplex switch SET/ in cruise switch Coast, functional rehabilitation and speedup multiplex switch Resume/Accel, exit switch Cancel and cruise the function of tonic chord switch Main ON/OFF different switching signals.
Further, the cruise function of tonic chord switch Main ON/OFF are self-locking type switch, and the unlatching is opened with deceleration multiplexing Close SET/Coast, the functional rehabilitation and speedup multiplex switch Resume/Accel and the switch Cancel that exits is Non-self-lock-ing formula is switched.
Specifically, the Cruise Conditions include:
1) controller ECU is not detected by the DTC related to cruise function.
2) if Current vehicle is manual vehicle, the value of the gear position sensor is more than first set position;If Current vehicle is automatic transmission vehicle, and current gear is D shelves or in a manual mode the value of the gear position sensor is the second setting It is more than gear.
It should be noted that the first set position can be configured from the second set position according to different vehicles, than Such as the first set position is 2 grades, the second set position is 2 grades.
3) more than the first setting speed value and less than the second setting speed value, described second sets the value of current vehicle speed sensor Constant speed angle value is more than the first setting speed value.
It should be noted that the first setting speed value can be set from the second setting speed value according to different vehicles Put, such as, the first setting speed value is 40km/h, and the second setting speed value is 160km/h.
4) function of tonic chord of cruising switch Main ON/OFF are in cruise function opening.
In this utility model, being turned on and off for Main ON/OFF control cruise functions is switched by the function of tonic chord of cruising, only Have in cruise function of tonic chord switch Main ON/OFF in ON states, after opening cruise function, open and deceleration multiplex switch SET/ Coast, functional rehabilitation and speedup multiplex switch Resume/Accel and exit switch Cancel operation it is just effective.
Further, it is that controller ECU is obtained after cruise function is opened to open after cruise function of tonic chord switch Main ON/OFF The value of the value of spacing sensor, the value of the gear position sensor and the vehicle speed sensor, and according to the spacing sensor Value control alarm reported to the police;Such as, when vehicle cruise function open after, if spacing sensor detection Current vehicle with When distance >=the 150m and≤200m of front vehicles, controller ECU activation alarm (such as buzzer) sends the sound of 2s/ time Remind;If spacing sensor detects the distance >=100m and≤150m of Current vehicle and front vehicles, controller ECU will Activation buzzer sends the sound prompting of 1s/ time;If spacing sensor detects the distance >=50m of Current vehicle and front vehicles And during≤100m, controller ECU will activate the sound prompting that buzzer sends 0.5s/ time, while controller ECU is according to spacing The range information of sensor, releases immediately cruise function, to ensure drive safety.
Further, cruise function open after, controller ECU according to the cruise switch, the vehicle speed sensor value with And the value of the gear position sensor determines whether to meet Cruise Conditions, if meeting Cruise Conditions, according to the cruise switch Control the feedback unit.Specifically, after above-mentioned Cruise Conditions are met, controller ECU is according to unlatching and deceleration multiplex switch SET/Coast, functional rehabilitation and speedup multiplex switch Resume/Accel and exit the different cruise of switch Cancel execution Function, such as following cruise exit function, cruise accelerate function, cruise deceleration, cruise restoring control function and mesh The memory of mark speed and removing control function.
A) cruise exit function
When vehicle is cruised, following any one condition occurs, and cruise function will be released from:
1) function of tonic chord of cruising switchs Main ON/OFF and is changed into OFF from ON, and cruise function is released.Now cruise memory speed It is eliminated.
2) Cancel switches are pressed, cruise is released from.
It should be noted that:Cruise exit function can also be triggered by other different means, such as, step on and stop Car, cruise is released from;Clutch is stepped on, cruise is released from (manual vehicle);Gear lever to N shelves, cruise are released from (automatic gearshift automobile );When vehicle speed sensor, brake switch, Isolating Switch, cruise switch break down, cruise is released from;Electronic throttle system System breaks down, and cruise is released from;Automatic gear-box breaks down, and cruise is released from;Engine speed exceedes limit value, and cruise quilt Less than 35km/h or higher than 165km/h, cruise is released from speed when releasing cruise;Step on the gas acceleration, cruise is released from.
B) cruise accelerates function
In vehicle during cruise, by functional rehabilitation and speedup multiplex switch Resume/Accel, target vehicle speed increases, Actual vehicle speed can reach vehicle and accelerate purpose quickly near target vehicle speed.Such as, it is short by functional rehabilitation and speedup multiplex switch Once, target vehicle speed increases 1km/h to Resume/Accel;Length press functional rehabilitation and speedup multiplex switch Resume/Accel when Between do not put more than 0.75s, target vehicle speed with 5km/h as step-length increase target vehicle speed.
C) cruise deceleration
In vehicle during cruise, by opening and deceleration multiplex switch SET/Coast, target vehicle speed is reduced, actual car Speed can reach vehicle deceleration purpose quickly near target vehicle speed.Such as, it is short by unlatching and deceleration multiplex switch SET/Coast mono- Secondary, target vehicle speed reduces 1km/h;It is long not put more than 0.5s with the time of deceleration multiplex switch SET/Coast by unlatching, target carriage Speed reduces target vehicle speed by step-length of 5km/h.
D) cruise restoring control function
1) when cruise function of tonic chord switch Main ON/OFF are in ON positions, by exit switch Cancel or touch on the brake, step on from Conjunction, gear lever to N shelves, acceleration operation of stepping on the gas, cruise is released from.
2) Current vehicle operating mode meets Cruise Conditions, presses functional rehabilitation and speedup multiplex switch Resume/Accel, will It is released from speed when cruising and is set to current target vehicle speed.Controller ECU controls feedback unit, it will accelerates or slows down To near target vehicle speed, cruise control is carried out.
E) target vehicle speed memory and removing control function
When aforementioned Cruise Conditions are met, when pressing unlatching with deceleration multiplex switch SET/Coast, current vehicle speed is recorded For target vehicle speed;But target vehicle speed will be eliminated in the case of two kinds below:
1) function of tonic chord of cruising switch Main ON/OFF are closed to OFF state, show that driver closes cruise function.
2) function of tonic chord of cruising switch Main ON/OFF are in ON states, but engine misses, and cruise target speed will be by Remove.
In sum, the cruise control system that this utility model embodiment is provided, on the basis of existing cruise function Design is optimized, is allow cruise function to realize arbitrary speedup, slowed down and the function such as exit, and opened by cruise The design of pass ensure that the reliability of cruise traveling.Further, in this utility model, after cruise function is opened, by distance Sensor real-time detection Current vehicle and the distance of surrounding vehicles, carry out different warnings, so as to protect by different distance values The safety of cruise traveling is demonstrate,proved.
Further, as shown in figure 3, the system also includes:The electronic instrument electrically connected with the controller;The electronics Instrument be used for show cruise function whether open and cruise function open after Current vehicle state.
Such as Fig. 3, the system also includes:The cruise function display lamp electrically connected with the controller, the cruise function Display lamp is used to indicate whether cruise function is opened and whether meet Cruise Conditions after cruise function is opened.
Additionally, the control strategy of cruise display lamp is as follows:
1) function of tonic chord of cruising switch Main ON/OFF are OFF state, and cruise display lamp extinguishes.
2) function of tonic chord of cruising switchs Main ON/OFF for ON states, but Cruise Conditions are unsatisfactory for, and do not enter into cruise shape State, cruise display lamp flicker, specifically, the frequency of flicker is 1Hz.
3) function of tonic chord of cruising switch Main ON/OFF are ON states, and when Cruise Conditions meet, cruise function activation is pressed Open with after deceleration multiplex switch SET/Coast, vehicle enters cruising condition, cruise display lamp is Chang Liang.
The cruise control system that this utility model embodiment is provided, shows in real time whether cruise function is opened by electronic instrument Open and after cruise function is opened Current vehicle state, by cruising, display lamp indicates whether cruise is opened and opened in cruise Whether Cruise Conditions are met after opening, so as to further ensure the reliability and security of cruise traveling.
This utility model embodiment is described in detail above, specific embodiment used herein is to this practicality New to be set forth, the explanation of above example is only intended to help and understands this utility model;Simultaneously for the one of this area As technical staff, according to thought of the present utility model, will change in specific embodiments and applications, to sum up Described, this utility model content should not be construed as to restriction of the present utility model.

Claims (6)

1. a kind of cruise control system, it is characterised in that include:Controller and the cruise electrically connected with the controller are opened Pass, spacing sensor, alarm, vehicle speed sensor, gear position sensor and feedback unit;The feedback unit includes motor control Unit processed or control unit of engine, the controller performs different cruise functions according to the signal of the cruise switch;Institute Controller is stated after cruise function unlatching, value, the value of the gear position sensor and the speed for obtaining spacing sensor is passed The value of sensor, and reported to the police according to the value of spacing sensor control alarm;The controller is opened according to the cruise The value of pass, the value of the vehicle speed sensor and the gear position sensor determines whether to meet Cruise Conditions, if meeting cruise Condition, then control the feedback unit according to the cruise switch.
2. cruise control system according to claim 1, it is characterised in that the cruise switch includes:Open and slow down Multiplex switch, functional rehabilitation and speedup multiplex switch, exit switch and cruise the function of tonic chord switch;
The cruise function of tonic chord is switched opens or cruise function releasing for controlling cruise function;The unlatching is opened with deceleration multiplexing Close and open or cruise deceleration for controlling current cruise;The functional rehabilitation is used to be opened in cruise function with speedup multiplex switch When, control cruise recovers or cruises to accelerate;The switch that exits is exited for controlling cruise.
3. cruise control system according to claim 2, it is characterised in that the cruise function of tonic chord switch is opened for self-locking Close, it is described unlatching with deceleration multiplex switch, the functional rehabilitation and speedup multiplex switch and it is described exit switch be it is non-oneself Latching switch.
4. cruise control system according to claim 2, it is characterised in that the Cruise Conditions include:
1) controller is not detected by the DTC related to cruise function;
2) if Current vehicle is manual vehicle, the value of the gear position sensor is more than first set position;If current Vehicle is automatic transmission vehicle, and current gear is D shelves or in a manual mode the value of the gear position sensor is the second set position More than;
3) value of current vehicle speed sensor is more than the first setting speed value and less than the second setting speed value, the second setting speed Angle value is more than the first setting speed value;
4) function of tonic chord of cruising switch is in cruise function opening.
5. the cruise control system according to any one of claim 1-4, it is characterised in that the system also includes:With institute State the electronic instrument of controller electrical connection;The electronic instrument is used to show whether cruise function is opened and cruise function is opened The state of Current vehicle afterwards.
6. cruise control system according to claim 5, it is characterised in that the system also includes:With the controller The cruise function display lamp of electrical connection, the cruise function display lamp is used to indicate whether cruise function is opened and in cruise work( Whether meet Cruise Conditions after opening.
CN201621205056.1U 2016-11-08 2016-11-08 Cruise control system Expired - Fee Related CN206155436U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621205056.1U CN206155436U (en) 2016-11-08 2016-11-08 Cruise control system

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Application Number Priority Date Filing Date Title
CN201621205056.1U CN206155436U (en) 2016-11-08 2016-11-08 Cruise control system

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107491059A (en) * 2017-08-16 2017-12-19 安徽江淮汽车集团股份有限公司 A kind of automobile cruise configuration automatic identifying method and system
CN107738646A (en) * 2017-10-31 2018-02-27 潍柴动力股份有限公司 A kind of terminal device applied to vehicle cruise
CN112009472A (en) * 2020-06-24 2020-12-01 南京奥联新能源有限公司 Electric vehicle cruise control method
CN112677969A (en) * 2020-04-02 2021-04-20 长城汽车股份有限公司 Cruise control device and method and steering wheel
TWI727685B (en) * 2020-03-03 2021-05-11 國立虎尾科技大學 Golf cart drive-by-wire system

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107491059A (en) * 2017-08-16 2017-12-19 安徽江淮汽车集团股份有限公司 A kind of automobile cruise configuration automatic identifying method and system
CN107738646A (en) * 2017-10-31 2018-02-27 潍柴动力股份有限公司 A kind of terminal device applied to vehicle cruise
CN107738646B (en) * 2017-10-31 2019-12-06 潍柴动力股份有限公司 Terminal equipment applied to vehicle cruising
TWI727685B (en) * 2020-03-03 2021-05-11 國立虎尾科技大學 Golf cart drive-by-wire system
CN112677969A (en) * 2020-04-02 2021-04-20 长城汽车股份有限公司 Cruise control device and method and steering wheel
CN112009472A (en) * 2020-06-24 2020-12-01 南京奥联新能源有限公司 Electric vehicle cruise control method

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20170510

Termination date: 20191108