CN103699101A - Electric control system for concrete pump truck - Google Patents
Electric control system for concrete pump truck Download PDFInfo
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- CN103699101A CN103699101A CN201310736154.2A CN201310736154A CN103699101A CN 103699101 A CN103699101 A CN 103699101A CN 201310736154 A CN201310736154 A CN 201310736154A CN 103699101 A CN103699101 A CN 103699101A
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- control system
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- concrete mixer
- pump truck
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The embodiment of the invention discloses an electric control system for a concrete pump truck. The electric control system comprises a human-machine interface, a remote controller, an engine electronic control unit and a controller special for the electric control system of the pump truck which are connected to a CAN (Controller Area Network) bus respectively, and a near-control operating panel, a pump truck sensor and a multipath valve bank which are connected with the controller special for the electric control system of the pump truck respectively. By adopting the electric control system, the data processing capability and system reliability of the electric control system for the concrete pump truck are improved, and the system wiring is simplified.
Description
Technical field
The present invention relates to Electrical Control Technology field, more particularly, relate to a kind of concrete mixer electric-control system.
Background technology
Concrete mixer is to be integrated in automobile chassis by the pumping mechanism of concrete pump with for hydraulic pressure rolling-folding distributing arm support and the supporting mechanism of cloth, integrate travel, the high-effective concrete conveying equipment of pumping and cloth function.
Existing concrete mixer electric-control system is mainly with technical grade PLC(Programmable Logic Controller, programmable logic controller (PLC)) for core and be aided with peripheral components and form; Wherein said peripheral components comprises man-machine interface, telepilot, closely controls guidance panel, engine electronic control unit, pump automobile sensor, and for controlling the banked direction control valves group of distributing arm support, pumping mechanism and the supporting mechanism action of described concrete mixer;
But adopt PLC to realize that the concrete mixer electric-control system processing power of electrical control is on the low side, system reliability is poor and wiring complicated, can not meet the growth requirement of high performance control system.
Summary of the invention
In view of this, the invention provides a kind of concrete mixer electric-control system, to improve data-handling capacity and the system reliability of concrete mixer electric-control system, and simplify its system wiring.
A concrete mixer electric-control system, comprising:
Be connected to man-machine interface, telepilot, engine electronic control unit and pump truck electric-control system nonshared control unit in CAN bus;
And the nearly control guidance panel, pump automobile sensor and the banked direction control valves group that are connected with described pump truck electric-control system nonshared control unit respectively.
Wherein, described pump truck electric-control system nonshared control unit comprises: automotive grade nonshared control unit.
Wherein, described automotive grade nonshared control unit comprises: the automotive grade nonshared control unit that 32 bit CPUs of take are core.
Wherein, describedly take the automotive grade nonshared control unit that 32 single-chip microcomputers are core and comprise: EasyController3426 controller.
Wherein, describedly take the automotive grade nonshared control unit that 32 single-chip microcomputers are core and comprise: EasyController2416 controller.
Wherein, described pump truck electric-control system nonshared control unit comprises the master controller that is connected in CAN bus and from controller.
Wherein, described banked direction control valves group comprises:
The pumping operation valve group being connected with described master controller,
And respectively with the described jib operation valve group being connected from controller and supporting leg operation valve group.
Wherein, described telepilot comprises remote control receiver and the remote controller transmitter that is provided with display screen, and described remote control receiver one end is connected with described pump truck electric-control system nonshared control unit by CAN bus with described remote controller transmitter wireless connections, the other end by wireless communication module.
Wherein, described telepilot comprises: FST727 industrial remote controller.
Wherein, described man-machine interface comprises: the KM5303T of step section man-machine interface.
From above-mentioned technical scheme, can find out, the present invention adopts the engineering machinery field nonshared control unit based on CAN bus to realize the electrical control of concrete mixer, compared to adopting PLC to realize the concrete mixer electric-control system of electrical control, the application of described nonshared control unit makes concrete mixer electric-control system have more excellent data-handling capacity, higher system stability and stronger antijamming capability; Meanwhile, the wiring of described concrete mixer electric-control system has been simplified in the application of CAN bussing technique, has reduced the incidence of the failure conditions such as the loosening and circuit loose contact of connection, has improved the reliability of wiring and the convenience of line maintenance.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the disclosed a kind of concrete mixer electrical control system structure schematic diagram of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Referring to Fig. 1, the embodiment of the invention discloses a kind of concrete mixer electric-control system, to improve data-handling capacity and the system reliability of concrete mixer electric-control system, and simplify system wiring, comprising:
Be connected to man-machine interface 100, telepilot 200, engine electronic control unit 400 and pump truck electric-control system nonshared control unit 600 in CAN bus;
And the nearly control guidance panel 300, pump automobile sensor 500 and the banked direction control valves group 700 that are connected with pump truck electric-control system nonshared control unit 500 respectively.
By man-machine interface 100, telepilot 200, pump truck electric-control system nonshared control unit 600 in engine electronic control unit 400 and the common CAN network forming of pump truck electric-control system nonshared control unit 600, core as described concrete mixer electric-control system, the sensor signal of uploading for pump truck control signal that telepilot 200 and nearly control guidance panel 300 are uploaded and pump automobile sensor 500 is carried out overall treatment, and the switching value signal that processing is obtained and pwm control signal export banked direction control valves group 700 to, thereby make the distributing arm support of concrete mixer, pumping mechanism and supporting mechanism carry out corresponding actions under the control of banked direction control valves group 700, the pump truck that realization is delivered to target location by concrete continuous is controlled function, in this control procedure, be aided with man-machine interface 100, engine electronic control unit 400 collaborative works, can realize other corresponding pump trucks and control function simultaneously.
Concrete, the attainable pump truck of described concrete mixer electric-control system is controlled function and is mainly comprised:
1) such as positive pumping function, anti-pumping function, system warm-up, automatically move back that concrete, tilt cylinder swing, discharge capacity adds/subtracts, the multinomial basic pump truck control function such as pumping cylinder crawl, automatic/hand instead stir, system pressure measuring ability, water pump clean, engine manually adds/slows down, transfer case switches indication, emergent stopping, near/remote control switching, left/right supporting leg are controlled, information ring function and engine start/flame-out;
2) such as line device short circuit, the polynomial system fault self-diagnosis functions such as detection and fault alarm that open circuit, and utilize man-machine interface 100 to carry out every key operation parameters such as main oil pump discharge capacity of Real time dynamic display engine speed and described pumping mechanism; Wherein man-machine interface 100 specifically can be selected the KM5303T of step section man-machine interface;
3) such as the protection of system overtemperature alarm, the anti-tipping function of vehicle body, gear hang error protection, racing of the engine protection, jib put in place protection, one-sided support function, pumping commutation pooling feature, a key quick change piston head function, stir jam automatically anti-function and the jib of stirring launch supporting leg and lock the polynomial system defencive functions such as protection;
4) to the corresponding control of engine speed, make engine in the situation that meeting system dynamic requirement, remain at preferably fuel economy operating mode, thereby reduce the oil consumption of engine, improve the economy of fuel, reduce exhaust emissions amount, reach the object of energy-conserving and environment-protective.
Compared to technical grade PLC controller, engineering machinery field nonshared control unit (being pump truck electric-control system nonshared control unit 600) has more excellent data-handling capacity, higher system stability and stronger antijamming capability, therefore compared to adopting technical grade PLC to realize the concrete mixer electric-control system of electrical control, the application of pump truck electric-control system nonshared control unit 600 can improve data-handling capacity, stability and the antijamming capability of concrete mixer electric-control system greatly.In addition, the application of CAN bussing technique can be simplified the wiring of described concrete mixer electric-control system greatly, thereby reduces the incidence of the failure conditions such as the loosening and circuit loose contact of connection, improves the reliability of system wiring and the convenience of line maintenance.
Wherein, for further strengthen concrete mixer electric-control system described in the present embodiment to the adaptive faculty of severe industrial environment, improve the reliability of native system, the pump truck electric-control system nonshared control unit 600 described in the present embodiment is automotive grade nonshared control unit preferably; In numerous engineering machinery field nonshared control units, described automotive grade nonshared control unit all far away higher than general technical grade nonshared control unit, therefore can further improve reliability and the temperature adaptive faculty of system in high temperature resistant, low temperature resistant, anti-vibration, the performance such as dustproof, moistureproof, crashproof;
In addition, for further improving the data-handling capacity of native system, the present embodiment preferably be take the automotive grade nonshared control unit that 32 bit CPUs are core, and its concrete model can adopt EasyController2416 controller and/or EasyController3426 controller etc., does not limit to;
EasyController Series Controller is 32 8-digit microcontrollers based on Infineon company's T riCore processor architecture, integrated microcontroller, microprocessor and digital signal processor and there is embedded Flash and the multiple innovative On-Chip peripheral of 2MB in chip piece, therefore can promote the overall performance of native system, reduce the cost of investment of native system simultaneously and save the installing space of native system.
In actual applications, consider that pump truck electric-control system nonshared control unit 600 is the PWM(Pulse Width Modulation by self, pulse-length modulation) output port is connected with the proportioning valve in banked direction control valves group 700, simultaneously by self switching value output port be connected with the switch valve in banked direction control valves group 700 (there is not CAN bus communication herein), its connected mode is point to point connect, and banked direction control valves group 700(comprises for controlling the jib operation valve group 702 of the distributing arm support action of concrete mixer, for control concrete mixer pumping mechanism action pumping operation valve group 701 and for the supporting leg operation valve group 703 of the supporting mechanism action of concrete mixer) switch valve, proportioning valve again number is numerous, only utilize single EasyController2416 controller or single EasyController3426 controller cannot provide abundant input/output interface at all, therefore, the present embodiment adopts the form of multi-controller combination to design pump truck electric-control system nonshared control unit 600,
Concrete, pump truck electric-control system nonshared control unit 600 comprises the master controller 601 that is connected in described CAN bus and from controller 602; Wherein, master controller 601 is for realizing pump truck electric-control system nonshared control unit 600 whole logical operation and mathematical operation, and the jib that processing is obtained and supporting leg current parameters send to from controller 602, by control the action of distributing arm support and supporting mechanism from controller 602, to share the part IO interface of master controller 601; Corresponding, banked direction control valves group 700 comprises the pumping operation valve group being connected with master controller 601, and respectively with the jib operation valve group being connected from controller 602 (specifically can select and breathe out prestige jib banked direction control valves group) and supporting leg operation valve group;
Wherein consider and compare EasyController2416 controller, although EasyController3426 controller cost is relatively high but performance is more excellent, thus the present embodiment using EasyController3426 controller as master controller 601, using EasyController2416 controller as from controller 602.
Concrete mixer electric-control system described in the present embodiment has nearly control and two kinds of different modes of operation of remote control, wherein closely control guidance panel 300 for realize the reception of nearly control pump truck steering order under nearly control mode of operation, telepilot 200 for realizing the reception of remote control pump truck steering order under straighforward operation mode.It is roughly the same that the attainable pump truck of above-mentioned two kinds of different modes of operation is controlled function, and difference part is only for security consideration, does not generally select straighforward operation mode to control the supporting leg action in supporting mechanism;
Wherein closely control and on guidance panel 300, be provided with multi-way switch and button; During system boot, described concrete mixer electric-control system is generally defaulted as nearly control mode of operation, and the now nearly control of operation guidance panel 300, can directly control pump truck steering order nearly and input to pump truck electric-control system nonshared control unit 600; According to actual needs, operating personnel also can be by controlling on nearly control guidance panel 300 remote control that arranges/closely the control switching that change-over switch realizes mode of operation;
Wherein telepilot 200 comprises remote control receiver 202 and the remote controller transmitter 201 that is provided with display screen; Remote control receiver 202 one end are connected with pump truck electric-control system nonshared control unit 600 by CAN bus with remote controller transmitter 201 wireless connections, the other end by wireless communication module; When described remote control/closely control change-over switch is switched to straighforward operation mode, operating personnel for remote control receiver 202 sends wireless communication signal (being remote control pump truck steering order), utilize CAN bussing technique that the current described remote control pump truck steering order receiving is all uploaded to pump truck electric-control system nonshared control unit 600 by remote control receiver 202 by remote controller transmitter 201 afterwards.In addition, the information such as the engine speed that pump truck electric-control system nonshared control unit 600 also can obtain processing, pump displacement feed back to remote control receiver 202, then by remote control receiver 202, output it to remote controller transmitter 201 and carry out output display;
Concrete, telepilot 200 can be selected the FST727 industrial remote controller of German HBC company or triumphant business's telepilot etc., does not limit to.
In sum, the present invention adopts the engineering machinery field nonshared control unit based on CAN bus to realize the electrical control of concrete mixer, compared to adopting PLC to realize the concrete mixer electric-control system of electrical control, the application of described nonshared control unit makes concrete mixer electric-control system have more excellent data-handling capacity, higher system stability and stronger antijamming capability; Simultaneously, the wiring of described concrete mixer electric-control system has been simplified in the application of CAN bussing technique (described CAN bussing technique is mainly to apply in the CAN network forming at man-machine interface, telepilot, engine electronic control unit and pump truck electric-control system nonshared control unit), the incidence that has reduced the failure conditions such as the loosening and circuit loose contact of connection, has improved the reliability of wiring and the convenience of line maintenance.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the present invention.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can be in the situation that do not depart from the spirit or scope of the embodiment of the present invention, realization in other embodiments.Therefore, the embodiment of the present invention will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a concrete mixer electric-control system, is characterized in that, comprising:
Be connected to man-machine interface, telepilot, engine electronic control unit and pump truck electric-control system nonshared control unit in CAN bus;
And the nearly control guidance panel, pump automobile sensor and the banked direction control valves group that are connected with described pump truck electric-control system nonshared control unit respectively.
2. concrete mixer electric-control system according to claim 1, is characterized in that, described pump truck electric-control system nonshared control unit comprises: automotive grade nonshared control unit.
3. concrete mixer electric-control system according to claim 2, is characterized in that, described automotive grade nonshared control unit comprises: the automotive grade nonshared control unit that 32 bit CPUs of take are core.
4. concrete mixer electric-control system according to claim 3, is characterized in that, describedly take the automotive grade nonshared control unit that 32 single-chip microcomputers are core and comprises: EasyController3426 controller.
5. concrete mixer electric-control system according to claim 3, is characterized in that, describedly take the automotive grade nonshared control unit that 32 single-chip microcomputers are core and comprises: EasyController2416 controller.
6. concrete mixer electric-control system according to claim 1, is characterized in that, described pump truck electric-control system nonshared control unit comprises the master controller that is connected in CAN bus and from controller.
7. concrete mixer electric-control system according to claim 6, is characterized in that, described banked direction control valves group comprises:
The pumping operation valve group being connected with described master controller;
And respectively with the described jib operation valve group being connected from controller and supporting leg operation valve group.
8. according to the concrete mixer electric-control system described in any one in claim 1-7, it is characterized in that, described telepilot comprises remote control receiver and the remote controller transmitter that is provided with display screen, wherein:
Described remote control receiver one end is connected with described pump truck electric-control system nonshared control unit by CAN bus with described remote controller transmitter wireless connections, the other end by wireless communication module.
9. according to the concrete mixer electric-control system described in any one in claim 1-7, it is characterized in that, described telepilot comprises: FST727 industrial remote controller.
10. according to the concrete mixer electric-control system described in any one in claim 1-7, it is characterized in that, described man-machine interface comprises: the KM5303T of step section man-machine interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310736154.2A CN103699101A (en) | 2013-12-25 | 2013-12-25 | Electric control system for concrete pump truck |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310736154.2A CN103699101A (en) | 2013-12-25 | 2013-12-25 | Electric control system for concrete pump truck |
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| CN103699101A true CN103699101A (en) | 2014-04-02 |
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| CN201310736154.2A Pending CN103699101A (en) | 2013-12-25 | 2013-12-25 | Electric control system for concrete pump truck |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105569338A (en) * | 2015-12-31 | 2016-05-11 | 三一汽车制造有限公司 | Concrete pump truck discharge capacity prompting system and concrete pump truck |
| CN111650866A (en) * | 2020-06-17 | 2020-09-11 | 柳工建机江苏有限公司 | Concrete pump truck construction condition recognition control system and control method |
| CN111963206A (en) * | 2020-08-06 | 2020-11-20 | 中交天和机械设备制造有限公司 | TBM (tunnel boring machine) pressure injection type concrete intelligent control system and control method thereof |
| CN114326368A (en) * | 2021-12-16 | 2022-04-12 | 三一汽车制造有限公司 | Pump truck control method and system and pump truck |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105569338A (en) * | 2015-12-31 | 2016-05-11 | 三一汽车制造有限公司 | Concrete pump truck discharge capacity prompting system and concrete pump truck |
| CN111650866A (en) * | 2020-06-17 | 2020-09-11 | 柳工建机江苏有限公司 | Concrete pump truck construction condition recognition control system and control method |
| CN111963206A (en) * | 2020-08-06 | 2020-11-20 | 中交天和机械设备制造有限公司 | TBM (tunnel boring machine) pressure injection type concrete intelligent control system and control method thereof |
| CN114326368A (en) * | 2021-12-16 | 2022-04-12 | 三一汽车制造有限公司 | Pump truck control method and system and pump truck |
| CN114326368B (en) * | 2021-12-16 | 2024-04-12 | 三一汽车制造有限公司 | Pump truck control method and system and pump truck |
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Application publication date: 20140402 |