CN202106961U - Hill starting control device suitable for AMT vehicle - Google Patents
Hill starting control device suitable for AMT vehicle Download PDFInfo
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- CN202106961U CN202106961U CN2011202267589U CN201120226758U CN202106961U CN 202106961 U CN202106961 U CN 202106961U CN 2011202267589 U CN2011202267589 U CN 2011202267589U CN 201120226758 U CN201120226758 U CN 201120226758U CN 202106961 U CN202106961 U CN 202106961U
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- uphill starting
- valve
- electronic controller
- vehicle electronic
- electromagnetic valve
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Abstract
A hill start control device suitable for AMT vehicles comprises an air reservoir which is connected with a spring air chamber through a one-way valve, a manual brake control valve, a differential relay valve and a hill start electromagnetic valve in turn, meanwhile, an air pressure sensor arranged between the manual brake control valve and the differential relay valve is in circuit connection with a whole vehicle electronic controller, the whole vehicle electronic controller is also in circuit connection with an engine, a gearbox, a hill start switch and an audible and visual alarm, when the device is used, the manual brake control valve is put down firstly to conduct an air circuit between the air storage cylinder and the hill start electromagnetic valve, and then the whole vehicle electronic controller controls the hill start electromagnetic valve according to an air pressure signal and engine torque, when the torque of the engine reaches a set value, the hill start electromagnetic valve can be controlled to inflate the spring air chamber, so that braking is gradually released, and safe hill start is realized. The design has the advantages of low operation difficulty, wide application range, high safety and high flexibility.
Description
Technical field
The utility model relates to a kind of uphill starting control setup of automobile, relates in particular to a kind of uphill starting control setup of the AMT of being applicable to vehicle, is applicable to that specifically the vehicle that prevents to be equipped with automatic transmission with hydraulic torque converter AMT the slope takes place to slip when uphill starting retreats.
Background technology
At present, automobile is going up a slope when starting, vehicle usually can take place slip the dangerous situation that the slope retreats, thereby cause traffic accident, is reversed the various uphill starting control methods shown in below having occurred during for fear of uphill starting.
When manual automobile went up a slope starting: chaufeur is sequence of operations steps such as pedal of clutch, Das Gaspedal and hand braking control cock on top of; Promptly elder generation's half hitch when strengthening engine throttle closes power-transfer clutch; Releasing is hand braking when being about to start to walk then, could start to walk smoothly.This method requires chaufeur experienced, and operant level is high, if operation has error slightly, and dangerous operating mode such as just possibly take place that engine off or vehicle slide slope is retreated.Therefore the operation easier of this method is higher, and safety is lower.
When the automobile of automatic transmission went up a slope starting: the automobile of automatic transmission mainly was divided into two kinds of control methods when going up a slope starting.
A kind of is still to adopt manual method for starting: half hitch closes power-transfer clutch when strengthening engine throttle, remove when being about to start to walk hand braking, thereby accomplish driveaway operation, the shortcoming of this method is with manual.
Another kind is the method that adopts the constant time lag service brake: when stepping on the driving engine acceleration pedal, brake system keeps a period of time the braking of (regularly several seconds) automatically, and time-delay finishes the back brake off, thereby accomplishes driveaway operation.As in the timing time limit, accomplishing starting, because this moment, braking was removed, thereby vehicle can slip the slope and retreats.Though when using this method, chaufeur can alternately be trampled each pedal, do not worry the horizontal problem of driveaway operation and the vehicle that causes is flame-out or slip the slope; Can reduce manipulation strength; But this method is only applicable to the of short duration parking with foot brake, needs in of short duration timing, to accomplish starting-up action, and the proficiency of starting-up action is had higher requirement; And this method only is applicable to the control service brake; If the long period parks, then the time-delay braking can not be worked, and still needs the compounding practice of hand braking, clutch, engine throttle.Therefore the field of application of this method is narrower.
The Chinese patent patent No. is ZL200510020919.8; Granted publication day is that the patent of invention on June 24th, 2009 discloses a kind of device and method that prevents vehicle start-backing when ascending; This device comprises brake pedal, micro-control unit, power-transfer clutch and two-position inductor, and said two-position inductor is installed on the said brake pedal, responds to the residing ad-hoc location of said brake pedal; And the signal of the residing ad-hoc location of brake pedal sent to said micro-control unit; Said micro-control unit makes power-transfer clutch carry out binding operation, and driving engine is given the automatic transmission with hydraulic torque converter output torque, makes vehicle start.Though retreat when this invention can prevent the vehicle driving up starting to a certain extent, it still has following defective: at first, this invention must be set an equilibrium point before using; What this equilibrium point was represented is the balance between brake control power and the gradient resistance, has only this equilibrium point of arrival, and vehicle just can carry out driveaway operation; But the cooresponding gradient resistance of this equilibrium point is a calculation and object with 30 degree ramps, and in practical application, the ramp of various angles all exists; Thereby the big parameter of the gradient resistance that this invention relied on existence, can not adapt to all ramps, and; The brake control power of each car also can change with different operating modes or load; Thereby also there is big parameter in the brake control power that this invention relied on, can not adapt to all operating modes, so its field of application is narrower; Secondly, this invention is to pass through loosen the brake device pedal earlier with brake off power, when removing to a certain degree; After promptly arriving equilibrium point, just make vehicle start, this moment, braking force was removed; Gradient resistance is constant, and vehicle is at the early-stage, as the vehicle of first starting; Its dynamics of advancing is difficult to just to overcome gradient resistance, thereby this moment, vehicle had big possibility the slope to occur slipping dangerous operating mode such as to retreat, and safety that therefore should invention is lower.
Summary of the invention
The purpose of the utility model is to overcome defective and the problem that the operation easier that exists in the prior art is big, field of application is narrower, safety is lower, provides that a kind of operation easier is less, field of application is wide, the higher uphill starting control setup that is applicable to the AMT vehicle of safety.
For realizing above purpose; The technical solution of the utility model is: a kind of uphill starting control setup of the AMT of being applicable to vehicle; Comprise air tank, differential type relay valve and spring air chamber, said air tank is connected with spring air chamber gas circuit through the differential type relay valve;
Said uphill starting control setup also comprises finished vehicle electronic controller, hand braking control cock and uphill starting electromagnetic valve; One end of said hand braking control cock is connected with the air tank gas circuit, and the other end is connected with differential type relay valve gas circuit, and the other end of differential type relay valve is connected with uphill starting electromagnetic valve gas circuit, and the other end of uphill starting electromagnetic valve is connected with spring air chamber gas circuit; Be provided with BARO sensor between said hand braking control cock and the differential type relay valve, BARO sensor is connected with the finished vehicle electronic controller circuitry, and circuit is connected with driving engine, change speed gear box and uphill starting switch on the finished vehicle electronic controller.
Said air tank is connected with hand braking control cock gas circuit through check valve.
Circuit is connected with combined aural and visual alarm on the said finished vehicle electronic controller.
Compared with prior art, the beneficial effect of the utility model is:
1, because the uphill starting control setup of a kind of AMT of being applicable to vehicle of the utility model comprises that finished vehicle electronic controller, hand braking control cock, BARO sensor, uphill starting switch, uphill starting electromagnetic valve and supporting gas circuit connect design and be connected design with circuit; During use; Press the uphill starting switch earlier and get into the uphill starting pattern; Put down hand braking control cock again with the gas circuit between conducting air tank and the uphill starting electromagnetic valve, the uphill starting electromagnetic valve is controlled according to the air pressure signal that BARO sensor records by the finished vehicle electronic controller then, control process serves as to weigh point with the moment of torsion of driving engine; When the moment of torsion of driving engine arrives setting value; Just may command uphill starting electromagnetic valve is to spring air chamber inflation, thus brake off progressively, and then realize the uphill starting of safety; From whole process, chaufeur only needs operation by human hand can accomplish everything, and hand motion includes only and presses the uphill starting switch, puts down these two of hand braking control cock, not only negligible amounts, and operation easily.Therefore the operation easier of the utility model is lower.
2, do not park the restriction of time owing to the realization of uphill starting in the uphill starting control setup of a kind of AMT of being applicable to vehicle of the utility model; As long as chaufeur is ready; Whenever can operate, have wider field of application through the hand braking uphill starting that carries out; And the utility model is when carrying out uphill starting, and it is weighed point and is the moment of torsion of driving engine, and with respect to brake control power and the gradient resistance that prior art adopted, the moment of torsion of driving engine has ubiquity more widely, is suitable for applying.Therefore the field of application of the utility model is wider.
3, owing to be after first step on the accelerator makes driving engine reach certain moment of torsion in the uphill starting control setup of a kind of AMT of being applicable to vehicle of the utility model, brake off progressively again, thus realize uphill starting; This means as long as the moment of torsion of driving engine does not reach the setting value of vehicle; Vehicle will be in safe docked state always, even in the process of brake off progressively, because driving engine is just to begin releasing after having reached certain moment of torsion; This moment, vehicle can overcome gradient resistance; Thereby in the process of removing or after removing, this device can not slip the slope and dangerous situation such as retreat, and has stronger safety.Therefore the safety of the utility model is higher.
4, owing to be after first step on the accelerator makes driving engine reach certain moment of torsion in the uphill starting control setup of a kind of AMT of being applicable to vehicle of the utility model, brake off progressively again, thus realize uphill starting; The process of this brake off is progressively carried out; Thereby from begin to remove the process that finishes to remove, chaufeur is step on the accelerator suddenly both, driving engine torque fast rise; Realize quick brake off, to reach the purpose of fast starting; Also can in the process of removing, unclamp throttle, stop brake off, vehicle will make the exhaust of spring air chamber to stop releasing through finished vehicle electronic controller and uphill starting electromagnetic valve automatically this moment, and vehicle is in the Parking state fully in the whole process.Therefore the utlity model has stronger alerting ability.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Among the figure: on behalf of gas circuit, dotted line connect, and on behalf of circuit, solid line connect; Air tank 1, check valve 2, hand braking control cock 3, BARO sensor 4, differential type relay valve 5, finished vehicle electronic controller 6, driving engine 7, change speed gear box 8, uphill starting switch 9, uphill starting electromagnetic valve 10, spring air chamber 11, combined aural and visual alarm 12.
The specific embodiment
Below in conjunction with the description of drawings and the specific embodiment the utility model is done further detailed explanation.
Referring to Fig. 1, a kind of uphill starting control setup that is applicable to the AMT vehicle comprises air tank 1, differential type relay valve 5 and spring air chamber 11, and said air tank 1 is connected with spring air chamber 11 gas circuits through differential type relay valve 5;
Said uphill starting control setup also comprises finished vehicle electronic controller 6, hand braking control cock 3 and uphill starting electromagnetic valve 10; One end of said hand braking control cock 3 is connected with air tank 1 gas circuit; The other end is connected with differential type relay valve 5 gas circuits; The other end of differential type relay valve 5 is connected with uphill starting electromagnetic valve 10 gas circuits, and the other end of uphill starting electromagnetic valve 10 is connected with spring air chamber 11 gas circuits; Be provided with BARO sensor 4 between said hand braking control cock 3 and the differential type relay valve 5, BARO sensor 4 is connected with finished vehicle electronic controller 6 circuit, and circuit is connected with driving engine 7, change speed gear box 8 and uphill starting switch 9 on finished vehicle electronic controller 6.
Said air tank 1 is connected with hand braking control cock 3 gas circuits through check valve 2.
Circuit is connected with combined aural and visual alarm 12 on the said finished vehicle electronic controller 6.
Finished vehicle electronic controller 6 VECU commonly used in the field of business represent.In use, the inversely proportional linear relationship of releasing of the increase of driving engine 7 moments of torsion and car brakeing power, promptly driving engine 7 moments of torsion increase fast more, it is fast more that vehicles whose braking forces also descends.
Embodiment 1: referring to Fig. 1, on behalf of gas circuit, dotted line connect among the figure, and solid line represent the circuit connection, and VECU is in the industry to the expression symbol of finished vehicle electronic controller 6.
A kind of uphill starting control setup that is applicable to the AMT vehicle comprises that the gas circuit connection is connected with circuit.
Gas circuit is connected to: air tank 1 is connected with check valve 2 gas circuits; The other end of check valve 2 is connected with hand braking control cock 3 gas circuits; The other end of hand braking control cock 3 is connected with differential type relay valve 5 gas circuits; The other end of differential type relay valve 5 is connected with uphill starting electromagnetic valve 10 gas circuits, and the other end of uphill starting electromagnetic valve 10 is connected with spring air chamber 11 gas circuits.
Circuit is connected to: be provided with BARO sensor 4 between hand braking control cock 3 and the differential type relay valve 5; BARO sensor 4 is connected with finished vehicle electronic controller 6 circuit, and circuit is connected with driving engine 7, change speed gear box 8, uphill starting switch 9 and combined aural and visual alarm 12 on finished vehicle electronic controller 6.
Above-mentioned a kind of method of application that is applicable to the uphill starting control setup of AMT vehicle, this method of application may further comprise the steps successively:
The first step: when parking in the ramp, the spring force of spring air chamber 11 acts on the car side brake, makes being parked on the ramp of vehicle safety; In the time will starting to walk; Chaufeur is pressed uphill starting switch 9 earlier, and makes change speed gear box 8 be in suitable gear, puts down hand braking control cock 3 again; Pressurized air from air tank 1 will arrive uphill starting electromagnetic valve 10 through check valve 2, hand braking control cock 3, differential type relay valve 5 successively then; At this moment, BARO sensor 4 will detect the gas circuit air pressure between hand braking control cock 3 and the differential type relay valve 5, and this air pressure signal is passed to finished vehicle electronic controller 6;
Second step: make spring air chamber 11 still be in exhaust condition by the finished vehicle electronic controller that receives air pressure signal 6 control uphill starting electromagnetic valves 10 earlier, the spring force of spring air chamber 11 is not removed at this moment, and vehicle still is in braking mode; If chaufeur does not put down hand braking control cock 3 and just carries out the maloperation progress, like step on the accelerator, the finished vehicle electronic controller 6 that does not receive air pressure signal this moment can carry out sound and light alarm through combined aural and visual alarm 12;
The 3rd step: subsequently, chaufeur is stepped on the Das Gaspedal of driving engine 7 to increase the moment of torsion of driving engine 7, when the moment of torsion of driving engine 7 reaches the setting value of removing braking during standstill; Finished vehicle electronic controller 6 is controlled uphill starting electromagnetic valve 10 again and is put on the air for spring air chamber 11; At this moment, the spring force of spring air chamber 11 is progressively removed, and the vehicle braked state is also progressively removed; After whole releasings, the vehicle implementation uphill starting.
In the process that spring force at spring air chamber 11 is progressively removed, the vehicle braked state is also progressively removed; If chaufeur unclamps Das Gaspedal suddenly, then the moment of torsion of driving engine 7 stops to increase, and progressively reduces; Simultaneously; Finished vehicle electronic controller 6 control uphill starting electromagnetic valves 10 are discharged the gas of spring air chamber 11, and vehicle stops the brake off state, and vehicle still is in the Parking state fully in the whole process.
Therefore not only operation easier is lower for the utility model, field of application is wider, and safety is higher, alerting ability is stronger.
Claims (3)
1. uphill starting control setup that is applicable to the AMT vehicle; Comprise air tank (1), differential type relay valve (5) and spring air chamber (11); Said air tank (1) is connected with spring air chamber (11) gas circuit through differential type relay valve (5), it is characterized in that:
Said uphill starting control setup also comprises finished vehicle electronic controller (6), hand braking control cock (3) and uphill starting electromagnetic valve (10); One end of said hand braking control cock (3) is connected with air tank (1) gas circuit; The other end is connected with differential type relay valve (5) gas circuit; The other end of differential type relay valve (5) is connected with uphill starting electromagnetic valve (10) gas circuit, and the other end of uphill starting electromagnetic valve (10) is connected with spring air chamber (11) gas circuit; Be provided with BARO sensor (4) between said hand braking control cock (3) and the differential type relay valve (5); BARO sensor (4) is connected with finished vehicle electronic controller (6) circuit, and is connected with driving engine (7), change speed gear box (8) and uphill starting switch (9) at the last circuit of finished vehicle electronic controller (6).
2. a kind of uphill starting control setup that is applicable to the AMT vehicle according to claim 1 is characterized in that: said air tank (1) is connected with hand braking control cock (3) gas circuit through check valve (2).
3. a kind of uphill starting control setup that is applicable to the AMT vehicle according to claim 1 is characterized in that: said finished vehicle electronic controller (6) is gone up circuit and is connected with combined aural and visual alarm (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202267589U CN202106961U (en) | 2011-06-30 | 2011-06-30 | Hill starting control device suitable for AMT vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202267589U CN202106961U (en) | 2011-06-30 | 2011-06-30 | Hill starting control device suitable for AMT vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202106961U true CN202106961U (en) | 2012-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202267589U Expired - Lifetime CN202106961U (en) | 2011-06-30 | 2011-06-30 | Hill starting control device suitable for AMT vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202106961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102320296A (en) * | 2011-06-30 | 2012-01-18 | 东风汽车有限公司 | Hill starting control device suitable for AMT vehicle and use method thereof |
| CN102632883A (en) * | 2012-05-04 | 2012-08-15 | 东风汽车有限公司 | Electromagnetic valve for hill start of AMT vehicle |
-
2011
- 2011-06-30 CN CN2011202267589U patent/CN202106961U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102320296A (en) * | 2011-06-30 | 2012-01-18 | 东风汽车有限公司 | Hill starting control device suitable for AMT vehicle and use method thereof |
| CN102632883A (en) * | 2012-05-04 | 2012-08-15 | 东风汽车有限公司 | Electromagnetic valve for hill start of AMT vehicle |
| CN102632883B (en) * | 2012-05-04 | 2014-05-21 | 东风汽车公司 | Solenoid valve for hill start of AMT (automated mechanical transmission) vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGFENG CAR CO. Free format text: FORMER OWNER: DONGFENG AUTOMOBILE CO., LTD. Effective date: 20130717 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130717 Address after: 430056 Wuhan economic and Technological Development Zone, Hubei Province, Dongfeng Road, No. 1, No. Patentee after: Dongfeng Motor Corporation Address before: 430056 Dongfeng Road, Wuhan Economic Development Zone, Hanyang District, Hubei, China, No. 10, No. Patentee before: DONGFENG MOTER Co.,Ltd. |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120111 Effective date of abandoning: 20130904 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20120111 Effective date of abandoning: 20130904 |
|
| RGAV | Abandon patent right to avoid regrant |