CN105332804A - Throttle control system and control method of engineering machinery - Google Patents
Throttle control system and control method of engineering machinery Download PDFInfo
- Publication number
- CN105332804A CN105332804A CN201510830809.1A CN201510830809A CN105332804A CN 105332804 A CN105332804 A CN 105332804A CN 201510830809 A CN201510830809 A CN 201510830809A CN 105332804 A CN105332804 A CN 105332804A
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- Prior art keywords
- throttle
- control
- long
- mode
- foot
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
- F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
- F02D11/02—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by hand, foot, or like operator controlled initiation means
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention discloses a throttle control system and a control method of engineering machinery. The throttle control system comprises a foot throttle control part and a remote throttle control part, and further comprises a throttle mode module integrated in an ECU, wherein the throttle mode module receives signals of the foot throttle control part and the remote throttle control part, and sends throttle control commands to an engine according to the signals; and the ECU finishes the reception and the analysis of action signals of the foot throttle control part and the remote throttle control part without needing a special control circuit, so that the foot throttle control part and the remote throttle control part can be independently arranged, and the use and maintenance costs of the engineering machinery are reduced. Moreover, the foot throttle control part and the remote throttle control part are only required to be arranged outside, so that few parts are in the control system, the occupied space is less, and the space utilization rate of a cab of the engineering machinery can be improved.
Description
Technical field
The present invention relates to technical field of engineering machinery, particularly a kind of throttle control system of engineering machinery and controlling method.
Background technique
Current engineering machinery throttle mainly comprises foot throttle and long-range throttle, and foot throttle is also called throttle of getting off, long-range throttle also known as making manual accelerator control, throttle of getting on the bus.
Foot throttle and long-range throttle are generally designed to integrated throttle assembly, integrated throttle assembly comprises foot throttle control member, long-range gas pedal, control circuit, the equal connection control circuit of foot throttle control member, long-range gas pedal, so that by both signal transmission to control circuit, control circuit carries out integrated treatment to the foot throttle control member received and long-range accelerator pedal signal, then sends signal in motor.
In prior art, different engineering machinery is different to the demand of throttle, and according to the difference of control mode, above-mentioned integrated throttle assembly roughly comprises three classes: standard throttle integrated throttle assembly, throttle get little integrated throttle assembly, throttle gets large integrated throttle assembly; Wherein, standard throttle integrated throttle assembly mainly realizes the alternately control of receiving throttle and long-range throttle, and namely foot throttle is driving throttle, and long-range throttle is constant speed control throttle.Throttle is got large integrated throttle assembly and is realized following control mode: when foot throttle controls motor after certain rotating speed, rotate the aperture of manual accelerator control to foot throttle.Now foot throttle can be unclamped, engine speed is constant, to reach the object of constant speed.Throttle is got little integrated throttle assembly and is realized following control mode: when starting the engine, engine idling operation.Move manual accelerator control to certain rotating speed.Foot throttle is stepped on as idling, comes up, and rotating speed slowly arrives the rotating speed of manual accelerator control setting.
Because integrated throttle assembly is integral type structure in prior art, once a certain pedal of integrated throttle assembly or controller go wrong, former integrated throttle assembly can only be removed completely, more renew integrated throttle assembly, maintenance cost is higher.
In addition, each integrated throttle assembly can only realize the accelerator mode control of a certain independent pattern, because integrated throttle assembly is installed on the inside of the operator cabin of engineering machinery, the integrated throttle assembly that usual engineering machinery can only select a control mode is installed, such engineering machinery environmentally can not select the control mode of integrated throttle assembly by condition free, causes the control flexibility of engineering machinery poor.
Therefore, how solving the technical problem that in prior art, maintenance cost is higher, is those skilled in that art's technical problems urgently to be resolved hurrily.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of throttle control system of engineering machinery, comprising foot throttle control member, long-range power control parts, also comprising further with lower component:
Throttle mode module, is integrated in ECU inside, and described throttle mode module receives the signal of described foot throttle control member and described long-range power control parts, and sends throttle demand according to both signals to motor.
Optionally, described throttle mode module is at least configured with two kinds of control modes, described control mode is at least standard oil gate-mode, throttle gets little control mode, throttle to get in large control mode three arbitrarily both;
Described control system also comprises further:
Throttle mode selection module, is integrated in ECU inside, chooses the control mode met needed for current operating environment according to external signal.
Optionally, also comprise switching part further, in described standard oil gate-mode incision change of feet power control parts or long-range power control component controls; The virtual push button that described switching part is diverter switch or is arranged on operating display.
Optionally, described throttle is got little control mode and is also configured with correction module further, described correction module concrete configuration is: when foot throttle aperture is greater than long-range accelerator open degree, and automatic or alert regulates long-range accelerator open degree, and the final aperture selecting long-range throttle is effective aperture.
Optionally, described foot throttle control member, described long-range power control parts are respectively foot throttle pedal, long-range gas pedal, and described foot throttle pedal and described long-range gas pedal are all installed on the cabin interior of described engineering machinery.
Optionally, described foot throttle control member is foot treadle, and described long-range power control parts are knob or operating display, and operator input long-range throttle signal by described knob or operating display.
Compared with foot treadle, long-range pedal and both control circuits are integrated in one by prior art, special throttle mode module is set in ECU inside herein, throttle mode module can receive and analyze the signal of foot throttle control member and long-range power control parts, and send the control command controlling engine throttle, thus realize the control of engine speed.
Namely, ECU completes the reception of foot throttle control member and long-range power control component actuation signal and analyzes herein, without the need to arranging control circuit specially, and then foot throttle control member and long-range power control parts can independently be arranged herein, when wherein one fault, only need change the control member broken down, greatly reduce the use technology cost of engineering machinery.
Compared with integrated package in prior art, the control of engine throttle can be realized herein by the throttle mode module arranged in ECU, herein only need at outer installment foot throttle control member, long-range power control parts, in this control system, component are fewer, take up space fewer, the space availability ratio of engineering machinery driving cabin can be improved.
On the basis of above-mentioned control system, present invention also offers a kind of accelerator control method of engineering machinery, this controlling method is carried out according to the following steps:
The Throttle Opening Control that prestores pattern is inner in ECU, and chooses control mode according to current operating environment;
According to the signal of foot throttle control member, long-range power control parts, ECU sends and controls throttle commands in motor to control engine speed.
Optionally, the two kinds of Throttle Opening Control patterns that at least prestore are inner in ECU, and ECU also chooses according to external signal the control mode met needed for current operating environment further.
Herein controlling method is with above-mentioned control system for practice processes, therefore this controlling method also possesses the above-mentioned technique effect of control system.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of the throttle control system of engineering machinery of the present invention;
Fig. 2 is the schematic flow sheet of the accelerator control method of engineering machinery of the present invention.
Embodiment
In order to make those skilled in the art understand technological scheme of the present invention better, below in conjunction with control system, controlling method, the drawings and specific embodiments, the present invention is described in further detail.
Please refer to Fig. 1, Fig. 1 is the structured flowchart of the throttle control system of engineering machinery of the present invention.
The invention provides a kind of throttle control system of engineering machinery, this throttle control system specifically comprises foot throttle control member, long-range power control parts, the function of foot throttle control member and long-range power control parts is same as the prior art, operator send foot throttle signal by the aperture handling foot throttle control member, and operator send long-range throttle signal by the aperture handling long-range power control parts.
For the situation using foot treadle and long-range pedal to obtain foot throttle signal and long-range throttle signal respectively in prior art, foot throttle control member herein and long-range power control parts can be foot treadle, and setting position also can be identical with the setting position of long-range pedal with prior art Central Plains foot treadle, the enforcement of such new solution can be tried one's best and do not changed the operating habit of technician.
The throttle control system of engineering machinery of the present invention also comprises throttle mode module further, this throttle mode module is integrated in ECU (English full name: ElectronicControlUnit, Chinese is electronic control unit) inner, throttle mode module receives the signal of foot throttle control member and long-range power control parts, and sending throttle demand according to both signals to motor, motor controls its accelerator open degree according to throttle demand.
Compared with foot treadle, long-range pedal and both control circuits are integrated in one by prior art, special throttle mode module is set in ECU inside herein, throttle mode module can receive and analyze the signal of foot throttle control member and long-range power control parts, and send the control command controlling engine throttle, thus realize the control of engine speed.
Namely, ECU completes the reception of foot throttle control member and long-range power control component actuation signal and analyzes herein, without the need to arranging control circuit specially, and then foot throttle control member and long-range power control parts can independently be arranged herein, when wherein one fault, only need change the control member broken down, greatly reduce the use technology cost of engineering machinery.
Compared with integrated package in prior art, the control of engine throttle can be realized herein by the throttle mode module arranged in ECU, herein only need at outer installment foot throttle control member, long-range power control parts, in this control system, component are fewer, take up space fewer, the space availability ratio of engineering machinery driving cabin can be improved.
And, because foot throttle control member and long-range power control parts can independently be arranged herein, therefore foot throttle control member and long-range power control parts are not limited to and are pedal pattern herein, can also be hand push button form by long-range power control part design, hereafter will specifically introduce.
Please refer to Fig. 2, Fig. 2 is the schematic flow sheet of the accelerator control method of engineering machinery of the present invention.The throttle control system of engineering machinery can control by the following method herein:
S1, the Throttle Opening Control that prestores pattern are inner in ECU, and choose control mode according to current operating environment;
S2, signal according to foot throttle control member, long-range power control parts, ECU sends and controls throttle commands in motor to control engine speed.
As described in background, different engineering machinery may be different for the demand of Throttle Opening Control pattern.Technological scheme is introduced further herein for three kinds of conventional control modes.
Three kinds of throttles that related domain is commonly used are: standard oil gate-mode, throttle get little control mode, throttle gets large control mode; Standard oil gate-mode is generally used for car, foot throttle control member and long-range power control parts are respectively driving throttle and permanent rotating speed throttle, in standard oil gate-mode, foot throttle control member and long-range power control parts select a control, and both can be switched by switching part.Switching part herein can be diverter switch, and diverter switch can be arranged at cabin interior; Diverter switch can also for being arranged at the virtual push button on operating display, and driver can touch virtual push button and select concrete throttle to carry out engine control.
Throttle gets the concrete control mode of little control mode: after engine start, and regulate long-range power control parts to make motor maintain a constant rotational speed, this rotating speed user is arranged according to demand voluntarily.In operation process, driver controls the rotating speed of motor by foot throttle pedal, and foot throttle is when stepping on, and the rotating speed that engine speed sets with long-range throttle upwards accelerates as starting point, foot throttle pedal no-idle running.
Throttle gets the concrete control mode of large control mode: after engine start, and regulate long-range power control parts to make motor maintain a constant rotational speed, this rotating speed user is arranged according to demand voluntarily.In operation process, driver controls the rotating speed of motor by foot throttle pedal, and foot throttle is when stepping on, and the rotating speed that engine speed sets with long-range throttle slows down downwards as starting point, foot throttle pedal no-idle running.Namely the current aperture of long-range throttle is as the initial value of foot throttle aperture, and foot throttle aperture is the ratio reduced as long-range throttle.
In a kind of concrete mode of execution, control system herein comprises throttle mode selection module further, and be integrated in ECU inside, throttle mode selection module chooses the control mode met needed for current operating environment according to external signal.Namely throttle mode selection module can get little control mode from standard oil gate-mode, throttle needed for current environment, throttle gets large control mode and choose a kind of concrete control mode and control motor.
Control system herein-above set forth possesses heavy wool gate-mode, can environment residing for engineering machinery different, choose a kind of concrete Throttle Opening Control pattern, increase the flexibility of engineering machinery Throttle Opening Control, and then the competitive ability of improving product greatly.
Certainly, the control mode of throttle is not limited to standard oil gate-mode as herein described, throttle gets little control mode, throttle gets large control mode, can also increase the control mode of other types further, not do repeat one by one at this.
For the mode of execution arranging throttle in above-described embodiment and get little control mode, control system can also be configured with correction module further, correcting module concrete configuration is: when described foot throttle aperture is greater than described long-range accelerator open degree, automatic or alert regulates long-range accelerator open degree, and the final aperture selecting long-range throttle is effective aperture.
Long-range power control parts in the various embodiments described above are not limited to pedal, and long-range power control parts can also be knob or operating display, and operator input long-range throttle signal by described knob or operating display.The assembling between each component of cabin interior can be considered like this, the form of the long-range power control parts of choose reasonable, improve the flexibility that whole vehicle is arranged.
Above the throttle control system of a kind of engineering machinery provided by the present invention and method are described in detail.Apply specific case herein to set forth principle of the present invention and mode of execution, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (8)
1. a throttle control system for engineering machinery, is characterized in that, comprises foot throttle control member, long-range power control parts, also comprises further with lower component:
Throttle mode module, is integrated in ECU inside, and described throttle mode module receives the signal of described foot throttle control member and described long-range power control parts, and sends throttle demand according to both signals to motor.
2. the throttle control system of engineering machinery as claimed in claim 1, is characterized in that,
Described throttle mode module is at least configured with two kinds of control modes, described control mode is at least standard oil gate-mode, throttle gets little control mode, throttle to get in large control mode three arbitrarily both;
Described control system also comprises further:
Throttle mode selection module, is integrated in ECU inside, chooses the control mode met needed for current operating environment according to external signal.
3. the throttle control system of engineering machinery as claimed in claim 2, is characterized in that,
Also comprise switching part further, in described standard oil gate-mode incision change of feet power control parts or long-range power control component controls; The virtual push button that described switching part is diverter switch or is arranged on operating display.
4. the throttle control system of engineering machinery as claimed in claim 2, it is characterized in that, described throttle is got little control mode and is also configured with correction module further, described correction module concrete configuration is: when foot throttle aperture is greater than long-range accelerator open degree, automatic or alert regulates long-range accelerator open degree, and the final aperture selecting long-range throttle is effective aperture.
5. the throttle control system of the engineering machinery as described in any one of Claims 1-4, it is characterized in that, described foot throttle control member, described long-range power control parts are respectively foot throttle pedal, long-range gas pedal, and described foot throttle pedal and described long-range gas pedal are all installed on the cabin interior of described engineering machinery.
6. the throttle control system of the engineering machinery as described in any one of Claims 1-4, it is characterized in that, described foot throttle control member is foot treadle, and described long-range power control parts are knob or operating display, and operator input long-range throttle signal by described knob or operating display.
7. an accelerator control method for engineering machinery, is characterized in that, this controlling method is carried out according to the following steps:
The Throttle Opening Control that prestores pattern is inner in ECU, and chooses control mode according to current operating environment;
According to the signal of foot throttle control member, long-range power control parts, ECU sends and controls throttle commands in motor to control engine speed.
8. the accelerator control method of engineering machinery as claimed in claim 7, is characterized in that, the two kinds of Throttle Opening Control patterns that at least prestore are inner in ECU, and ECU also chooses according to external signal the control mode met needed for current operating environment further.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510830809.1A CN105332804B (en) | 2015-11-25 | 2015-11-25 | The throttle control system and control method of engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510830809.1A CN105332804B (en) | 2015-11-25 | 2015-11-25 | The throttle control system and control method of engineering machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105332804A true CN105332804A (en) | 2016-02-17 |
| CN105332804B CN105332804B (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510830809.1A Active CN105332804B (en) | 2015-11-25 | 2015-11-25 | The throttle control system and control method of engineering machinery |
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| CN (1) | CN105332804B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989837A (en) * | 2017-12-29 | 2019-07-09 | 陕西重型汽车有限公司 | Double remote throttle control devices |
| CN112026624A (en) * | 2020-09-04 | 2020-12-04 | 徐州徐工环境技术有限公司 | Full-flow auxiliary operation system of soil detection vehicle |
| CN113859215A (en) * | 2021-10-25 | 2021-12-31 | 徐州重型机械有限公司 | Power system rotation speed control method, controller, vehicle and readable storage medium |
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| US6470259B1 (en) * | 2000-10-25 | 2002-10-22 | Visteon Global Technologies, Inc. | Electronic throttle control system |
| CN201580259U (en) * | 2009-12-18 | 2010-09-15 | 中国第一汽车集团公司 | Controller for switching accelerator pedal and remote accelerator |
| CN202170538U (en) * | 2011-07-03 | 2012-03-21 | 山推工程机械股份有限公司 | Engine double-throttle control system of bulldozer based on CAN bus |
| CN103075258A (en) * | 2012-12-28 | 2013-05-01 | 三一重工股份有限公司 | Remote accelerator control system of engine and engineering machine |
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2015
- 2015-11-25 CN CN201510830809.1A patent/CN105332804B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6470259B1 (en) * | 2000-10-25 | 2002-10-22 | Visteon Global Technologies, Inc. | Electronic throttle control system |
| CN201580259U (en) * | 2009-12-18 | 2010-09-15 | 中国第一汽车集团公司 | Controller for switching accelerator pedal and remote accelerator |
| CN202170538U (en) * | 2011-07-03 | 2012-03-21 | 山推工程机械股份有限公司 | Engine double-throttle control system of bulldozer based on CAN bus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109989837A (en) * | 2017-12-29 | 2019-07-09 | 陕西重型汽车有限公司 | Double remote throttle control devices |
| CN109989837B (en) * | 2017-12-29 | 2021-12-31 | 陕西重型汽车有限公司 | Double-remote throttle control device |
| CN112026624A (en) * | 2020-09-04 | 2020-12-04 | 徐州徐工环境技术有限公司 | Full-flow auxiliary operation system of soil detection vehicle |
| CN112026624B (en) * | 2020-09-04 | 2022-11-08 | 徐州徐工环境技术有限公司 | Full-flow auxiliary operation system of soil detection vehicle |
| CN113859215A (en) * | 2021-10-25 | 2021-12-31 | 徐州重型机械有限公司 | Power system rotation speed control method, controller, vehicle and readable storage medium |
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| Publication number | Publication date |
|---|---|
| CN105332804B (en) | 2018-12-14 |
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