CN104747299A - Electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device - Google Patents
Electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device Download PDFInfo
- Publication number
- CN104747299A CN104747299A CN201510101766.3A CN201510101766A CN104747299A CN 104747299 A CN104747299 A CN 104747299A CN 201510101766 A CN201510101766 A CN 201510101766A CN 104747299 A CN104747299 A CN 104747299A
- Authority
- CN
- China
- Prior art keywords
- switch
- power takeoff
- electrically connected
- power take
- vehicle body
- 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.)
- Pending
Links
Landscapes
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Abstract
An electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device comprises an engine ECU, a vehicle body center computer, a power takeoff electromagnetic valve, a power takeoff position switch, a multi-throw switch and a power takeoff switch, wherein the power takeoff electromagnetic valve is connected with a power takeoff cylinder through a gas path and is electrically connected with the vehicle body center computer, the power takeoff position switch is arranged on the top of the power takeoff cylinder, and the power takeoff switch is electrically connected with the vehicle body center computer. One end of the power takeoff position switch is electrically connected with a 24V power supply, the other end of the power takeoff position switch is electrically connected with the coil end of a relay and the engine ECU, the contact switching end of the relay is connected with the vehicle body center computer, and the other end of the relay is grounded. The power takeoff position switch serves as a switching switch of a conventional accelerator and an under-vehicle accelerator, the operation process that the switching switch is manually operated is omitted, operation habits are simplified, and the situation that the switching switch is mistakenly operated by people can be avoided. An engine can be switched between various fixed rotation speeds by adjusting the gear of the multi-throw switch, and rotation speed control precision is high.
Description
Technical field
Under the present invention relates to a kind of electric-control motor car, throttle determines rotating speed diverter switch control gear.
Background technique
Electric-control motor vehicle, the control of throttle not only has conventional throttle to control, in addition Throttle Opening Control under car.Under conventional throttle and car, throttle is changed by throw over switch.When meeting operating conditions, under car, throttle can regulate the rotating speed of motor under car.The upper entrucking of general installation power take-off, transfers to when power take-off puts in place by Throttle Opening Control under car.
Under Engine ECU car, throttle control signal is voltage signal, under traditional car, Throttle Opening Control end is knob style or drag-line potentiometer, this mode of operation makes potentiometer export different magnitude of voltage to Engine ECU by rotating or pulling, and makes engine speed from low to high or from high to low consecutive variations.
But some have the vehicle of multiple continuous working conditions job requirements, require motor is reached at short notice and is fixed on certain rotating speed, and switch between multiple fixed rotating speed, make in the power take-off short time, to export to the multiple fixing rotating speed of dress load.Not so, upper dress load meeting cisco unity malfunction, there is potential safety hazard in serious meeting.Under traditional car, throttle potentiometer controls to make engine speed consecutive variations, and the time of the needs that operate is long, and the bad control of engine speed precision, cannot meet above-mentioned requirements.
Summary of the invention
The present invention in order to overcome the deficiency of above technology, provide a kind of can make the electric-control motor car that motor switches between multiple rotating speed, rotating speed control accuracy is high, simple to operate under throttle determine rotating speed diverter switch control gear.
The present invention overcomes the technological scheme that its technical problem adopts:
Under this electric-control motor car, throttle determines rotating speed diverter switch control gear, comprise Engine ECU, vehicle body central computer, be connected to power take-off cylinder by gas circuit and be electrically connected on the power take-off solenoid valve of vehicle body central computer, be arranged at the power take-off location switch of power take-off cylinder head, multithrow switch and be electrically connected on the power take-off valve of vehicle body central computer, 1 pin of described multithrow switch is electrically connected on Engine ECU, its 2 pin and 3 pin are electrically connected on 1 pin of potentiometer I and 1 pin of potentiometer II respectively, 2 pin and 3 pin of described potentiometer I and potentiometer II are connected to Engine ECU, described power take-off location switch one end is electrically connected on vehicle 24V power supply, its the other end is electrically connected on coil-end and the Engine ECU of relay respectively, contact switch one end of described relay is connected to vehicle body central computer, its the other end ground connection.
In order to show power take-off valve state, also comprising being arranged in operator cabin and can show the combination instrument of power take-off to bit sign, described combination instrument is connected to vehicle body central computer by CAN communication line.
The invention has the beneficial effects as follows: using the diverter switch of power take-off location switch as throttle under conventional throttle and car, eliminate this operating process of manual operation throw over switch, simplify operating habit, people can be avoided to be misoperation throw over switch simultaneously, stop potential safety hazard.By regulating the gear of multithrow switch that motor can be made to switch between multiple fixed rotating speed, and rotating speed control accuracy is high, operates also fairly simple, avoids dress load cisco unity malfunction, has stopped potential safety hazard.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
In figure, 1. multithrow switch 2. potentiometer I 3. potentiometer II 4. Engine ECU 5. power take-off location switch 6. relay 7. power take-off valve 8. power take-off solenoid valve 9. vehicle body central computer 10.CAN connection 11. combination instrument.
Embodiment
Below in conjunction with accompanying drawing 1, the present invention will be further described.
Under this electric-control motor car, throttle determines rotating speed diverter switch control gear, comprise Engine ECU 4, vehicle body central computer 9, be connected to power take-off cylinder by gas circuit and be electrically connected on the power take-off solenoid valve 8 of vehicle body central computer 9, be arranged at the power take-off location switch 5 of power take-off cylinder head, multithrow switch 1 and be electrically connected on the power take-off valve 7 of vehicle body central computer 9, 1 pin of multithrow switch 1 is electrically connected on Engine ECU 4, its 2 pin and 3 pin are electrically connected on 1 pin of potentiometer I 2 and 1 pin of potentiometer II 3 respectively, 2 pin and 3 pin of potentiometer I 2 and potentiometer II 3 are connected to Engine ECU 4, power take-off location switch 5 one end is electrically connected on vehicle power supply, its the other end is electrically connected on coil-end and the Engine ECU 4 of relay 6 respectively, contact switch one end of relay 6 is connected to vehicle body central computer 7, its the other end ground connection.After pressing power take-off valve 7, after vehicle body central computer 9 receives the closed low control signal of power take-off valve 7, vehicle body central computer 9 meeting output power power supply is to power take-off solenoid valve 8, power take-off solenoid valve 8 conducting, 0.7---power take-off cylinder top puts in place by 0.8MPa air pressure, and now power take-off location switch 5 closes.24V power supply is by power take-off location switch 5 one tunnel to relay 6, and make the coil-end conducting of relay 6, the contact switch end of attracting electric relay 6, now vehicle body central computer 9 can receive the low control signal of relay 6 contact switch end adhesive, and.24V power supply exports high-voltage signal to Engine ECU 4 by another road of power take-off location switch 5, and after Engine ECU 4 receives this high-voltage signal, throttle is just controlled to be converted to Throttle Opening Control under car by conventional throttle, and now conventional throttle control is no longer worked.
Under the car that ECU 4 exports, defeated 1 pin by multithrow switch 1 of control voltage of throttle is sent to multithrow switch 1.1 pin of potentiometer I 2 and potentiometer II 3 is power supply input pin, is connected respectively with 2 pin of multithrow switch 1 with 3 pin.Under the car of ECU 4, throttle signal end is connected with 2 pin of potentiometer II 3 by potentiometer I 2, and under the car of ECU 4, throttle signal ground is connected with 3 pin of potentiometer II 3 by potentiometer I 2.According to starting multiple fixed rotating speeds that throttle needs under locomotive, potentiometer I 2 and potentiometer II 3 furnishing are needed the magnitude of voltage exported, by regulating multithrow switch 1 to the gear needed, the potentiometer that this gear can be made to control exports certain voltage signal to Engine ECU 4, and each gear output voltage drops within each subregion of Engine ECU 4 control program program (P file).By stirring multithrow switch 1 to the gear needed, ECU 4 receives the magnitude of voltage that multithrow switch 1 current gear exports, MAP according to demarcating makes the engine speed short time reach and is fixed on certain tachometer value, by regulating the gear of multithrow switch 1 that motor can be made to switch between multiple fixed rotating speed, meet conversion requirements vehicle filling load different rotating speeds when multiple continuous working conditions operation.Using the diverter switch of power take-off location switch 5 as throttle under conventional throttle and car, eliminate this operating process of manual operation throw over switch, simplify operating habit, people can be avoided to be misoperation throw over switch simultaneously, stop potential safety hazard.By regulating the gear of multithrow switch 1 that motor can be made to switch between multiple fixed rotating speed, and rotating speed control accuracy is high, operates also fairly simple, avoids dress load cisco unity malfunction, has stopped potential safety hazard.
Also comprise being arranged in operator cabin and can show the combination instrument 11 of power take-off to bit sign, combination instrument 11 is connected to vehicle body central computer 9 by CAN communication line 10.After the closed low control signal receiving power take-off valve 7 and relay 6 contact switch, vehicle body central computer 9 utilizes CAN communication line 10 to be sent to combination instrument 11 to show power take-off to bit sign, facilitates the personnel in operator cabin whether to understand power take-off in time in work.
Claims (2)
1. under an electric-control motor car, throttle determines rotating speed diverter switch control gear, it is characterized in that: comprise Engine ECU (4), vehicle body central computer (9), be connected to power take-off cylinder by gas circuit and be electrically connected on the power take-off solenoid valve (8) of vehicle body central computer (9), be arranged at the power take-off location switch (5) of power take-off cylinder head, multithrow switch (1) and be electrically connected on the power take-off valve (7) of vehicle body central computer (9), 1 pin of described multithrow switch (1) is electrically connected on Engine ECU (4), its 2 pin and 3 pin are electrically connected on 1 pin of potentiometer I (2) and 1 pin of potentiometer II (3) respectively, 2 pin and 3 pin of described potentiometer I (2) and potentiometer II (3) are connected to Engine ECU (4), described power take-off location switch (5) one end is electrically connected on vehicle 24V power supply, its the other end is electrically connected on coil-end and the Engine ECU (4) of relay (6) respectively, contact switch one end of described relay (6) is connected to vehicle body central computer (7), its the other end ground connection.
2. under electric-control motor car according to claim 1, throttle determines rotating speed diverter switch control gear, it is characterized in that: also comprise being arranged in operator cabin and can show the combination instrument (11) of power take-off to bit sign, described combination instrument (11) is connected to vehicle body central computer (9) by CAN communication line (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510101766.3A CN104747299A (en) | 2015-03-09 | 2015-03-09 | Electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510101766.3A CN104747299A (en) | 2015-03-09 | 2015-03-09 | Electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104747299A true CN104747299A (en) | 2015-07-01 |
Family
ID=53587466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510101766.3A Pending CN104747299A (en) | 2015-03-09 | 2015-03-09 | Electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104747299A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275642A (en) * | 2015-11-11 | 2016-01-27 | 潍柴动力股份有限公司 | Engine rotation speed control structure and control method thereof during rear power take-off |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009052487A (en) * | 2007-08-28 | 2009-03-12 | Toyota Motor Corp | Method for controlling vehicle and internal combustion engine mounted on vehicle |
| CN201780921U (en) * | 2010-08-12 | 2011-03-30 | 丹阳兴隆车辆部件有限公司 | Operating switch of multi-gear power takeoff for vehicle |
| CN102616662A (en) * | 2012-03-21 | 2012-08-01 | 三一汽车起重机械有限公司 | Crane, and system and method for controlling power take-off device of crane |
| CN103129493A (en) * | 2013-03-12 | 2013-06-05 | 中国重汽集团济南动力有限公司 | Control method and control device used for power takeoff of AMT vehicle |
| CN204492995U (en) * | 2015-03-09 | 2015-07-22 | 中国重汽集团济南动力有限公司 | Under a kind of electric-control motor car, throttle determines rotating speed diverter switch control gear |
-
2015
- 2015-03-09 CN CN201510101766.3A patent/CN104747299A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009052487A (en) * | 2007-08-28 | 2009-03-12 | Toyota Motor Corp | Method for controlling vehicle and internal combustion engine mounted on vehicle |
| CN201780921U (en) * | 2010-08-12 | 2011-03-30 | 丹阳兴隆车辆部件有限公司 | Operating switch of multi-gear power takeoff for vehicle |
| CN102616662A (en) * | 2012-03-21 | 2012-08-01 | 三一汽车起重机械有限公司 | Crane, and system and method for controlling power take-off device of crane |
| CN103129493A (en) * | 2013-03-12 | 2013-06-05 | 中国重汽集团济南动力有限公司 | Control method and control device used for power takeoff of AMT vehicle |
| CN204492995U (en) * | 2015-03-09 | 2015-07-22 | 中国重汽集团济南动力有限公司 | Under a kind of electric-control motor car, throttle determines rotating speed diverter switch control gear |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105275642A (en) * | 2015-11-11 | 2016-01-27 | 潍柴动力股份有限公司 | Engine rotation speed control structure and control method thereof during rear power take-off |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110023125B (en) | System comprising a cover, an actuator and a control device, and method for automatically actuating a cover | |
| CN104747300A (en) | Electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device | |
| CN110450940B (en) | Aircraft elevator trim control circuit | |
| US2350751A (en) | Control means for aircraft wing flaps | |
| CN204492995U (en) | Under a kind of electric-control motor car, throttle determines rotating speed diverter switch control gear | |
| CN104747299A (en) | Electronic-controlled engine under-vehicle accelerator constant-rotation-speed switching switch control device | |
| CN106184717A (en) | A kind of aircraft double control mechanism autopilot system and control method thereof | |
| CN205677727U (en) | A kind of engineering machinery throttle mode-changeover device and there is its engineering machinery | |
| CN204492994U (en) | Under a kind of electric-control motor car, throttle determines rotating speed diverter switch control gear | |
| CN103541888A (en) | Double-pump converging intelligent control system of flow type vehicle-mounted concrete pump | |
| CN110687924B (en) | Flap control system of large and medium-sized unmanned aerial vehicle | |
| CN106847580B (en) | A kind of high voltage isolator, high-voltaghe compartment and high voltage isolator control method | |
| US2652995A (en) | Flying controls for aircraft | |
| CN202319958U (en) | Remote throttle controller for automobile | |
| CN108825389B (en) | System for controlling engine speed in linkage manner and control method using system | |
| CN109407585A (en) | A kind of rail transit used air-conditioner controller | |
| US2106607A (en) | Throttle and transmission interlock | |
| CN105246188B (en) | A kind of new type train guest room normal illumination control circuit | |
| CN205080412U (en) | Nozzle and material door control device based on valve island able to programme | |
| CN106050635B (en) | A kind of manual variable pump control system | |
| CN204810614U (en) | Novel train guest room normal lighting control circuit | |
| CN105984364A (en) | Redundancy-operated electrically controlled gas circuit hydraulic valve and system for dump trucks | |
| CN207743111U (en) | A kind of high-tension switch electrical equipment control drive system | |
| CN219833998U (en) | Double-upper-mounted motor control circuit and sanitation truck | |
| CN105529969B (en) | A kind of circuit of double-direction control aircraft DC motor movement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150701 |