CN203476679U - Double-pump confluence intelligent control system of flow type vehicle-mounted concrete pump - Google Patents
Double-pump confluence intelligent control system of flow type vehicle-mounted concrete pump Download PDFInfo
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- CN203476679U CN203476679U CN201320598345.2U CN201320598345U CN203476679U CN 203476679 U CN203476679 U CN 203476679U CN 201320598345 U CN201320598345 U CN 201320598345U CN 203476679 U CN203476679 U CN 203476679U
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Abstract
The utility model relates to a double-pump confluence intelligent control system of a flow type vehicle-mounted concrete pump, and belongs to the technical field of automatic control. The double-pump confluence intelligent control system controls the input end of a PLC in a distribution box to be connected with a control signal in a centralized mode, the output end of the PLC is connected with a relay, the relay is connected with a control executing device, a vehicle-mounting power source and a power source respectively, and an analog quantity output port of the PLC is connected with a CAN bus of a Beiben chassis. According to the double-pump confluence intelligent control system of the flow type vehicle-mounted concrete pump, the PLC is used for controlling the system so that the capacity that all actions can be controlled under the condition that a diesel engine and an electric motor work independently can be achieved, and mutual switching of the vehicle-mounted power source and the power source can be achieved. Meanwhile, the control capacity of double-pump confluence can be achieved when the electric motor and the diesel engine work simultaneously, the service life of a vehicle electric control system is prolonged, and the construction efficiency, the reliability and the practicability of the concrete pump are greatly improved.
Description
Technical field
The utility model relates to a kind of flowing type truck mounted concrete pump Dual-pump flow-converging intelligent control system, and the electric automatization that particularly relates to engineering vehicle is controlled, and belongs to automatic control technology field.
Background technique
Flowing type truck mounted concrete pump belongs to building machinery, be applicable to railway, bridge, the concrete large size continuous pouring of tall building, it is the crucial machinery that improves Construction Schedule and construction quality, the flowing type concrete pump of selling on market is now mainly, with automobile chassis, pumping system and diesel engine are installed, take diesel engine as power source, this kind of Vehicle loaded pump applying flexible, be not subject to the restriction of field condition, but need attached motor, another kind is to take the towed concrete pump that motor is power source, this equipment requirement job site is equipped with electrical source of power, when mobile, need machinery to drag, flexibility has been subject to certain restriction, traditional concrete pump automatical control system adopts relay to control or small PLC is controlled.
Above flowing type concrete pump shortcoming is with not enough as follows:
1) vehicle-mounted attached engine power is limited, when the generous amount of tall building and elevated bridge construction site is worked continuously, can not fully meet requirement of engineering, has reduced efficiency of construction, and application area is restricted.Two motor energy consumption strong noises are large simultaneously.
2) drag formula electric concrete pump power larger, can work continuously, but need electrical source of power, in the job site of some field constructions or unpowered power supply, cannot bring into play its advantage, apply limited.
3) to exist linking route too much for on-off control system.When work under bad environment, the vibratory output producing is larger, easily produces and bursts at the seams, breaks and become flexible, and affects the normal use of product.
Summary of the invention
The purpose of this utility model is to provide a kind of and can carries and on pump chassis, realize the flowing type truck mounted concrete pump Dual-pump flow-converging intelligent control system that engine as power source, chassis self and two kinds, vehicle mounted electric mechanomotive force source power unite two into one or works alone separately at a chassis.
Technical solution:
The utility model comprises: centralized control distribution box, the input end of programmable controller PLC in centralized control distribution box is connected with control signal, programmable controller PLC output terminal is connected with relay, relay is connected with control performer, vehicle power and electrical source of power respectively, and the analog output port of programmable controller PLC is connected with the CAN bus of north to chassis.
Described control performer comprises: motor, solenoid valve, electric bell, fan, gasoline pump, indicated number, centralized control distribution box, is arranged on car body and fills neutral position, and control panel is housed on casing, and panel is equipped with working mode selection switch, pumping enable switch, pumping stop switch, stop switch, interflow switch, tutorial light, voltmeter, ammeter, telecontrol pod interface, emergency stop push button, box house is equipped with plc module, three phase current-24v DC electrical source, three-phase power supply phase sequence protector, relay, A.C. contactor, mutual inductor, circuit breaker, and I/O cable, vehicle body upper portion is equipped with the first master hydraulic cylinder, the second master hydraulic cylinder, the first tilt cylinder and the second tilt cylinder, be separately installed with position approach switch on the first master hydraulic cylinder and the second master hydraulic cylinder, the first master hydraulic cylinder, the second master hydraulic cylinder and the first tilt cylinder and the second tilt cylinder are respectively by electromagnetic valve, and A.C. contactor is connected with motor, and position approach switch is connected with programmable controller plc.
The utility model can be realized the mutual switching of vehicle power and electrical source of power, meets the normal construction under any environmental conditions.Simplify connection, adapt to construction requirement high field and close, can extend vehicle electrically controlling system working life, greatly improve efficiency of construction, reliability and the practicability of concrete pump.This invention is the Dual-pump flow-converging intelligent control system being applicable on benz chassis, the north;
The advantage that the utility model brings is summarized as follows:
1) this system can complete respectively diesel engine, motor and works independently and control the ability of each action in situation, the control ability in the time of can realizing motor and diesel engine simultaneously and work simultaneously.
2) can be in motor work, during diesel engine work, the quick switching of power supply, when motor is worked, with three-phase power 380v power supply, by conversion, to programmable controller, plc provides electric energy, diesel engine when work, cut off ac power supply, by self vehicle-mounted 24v storage battery, powered.
3) this system can realize the dual control in this locality and strange land, and while starting strange land control, suddenly stop this locality and strange land is anxious stops to play the effect of stopping in emergency simultaneously.Improved the Security of on-site supervision.
4) coordinate the communications protocol on benz chassis, can realize with chassis control Ecu communication the speed-regulating function of motor.Without the another arrangements for speed regulation of buying, saved cost convenient for users like this.
5) this intelligent control system has powerful logical operation capability, can adapt to the occasion of technological requirement complexity, when job requirement changes, must not change outside line, and the order that can realize action changes.
6) input signal that this intelligent control system drives oil hydraulic cylinder to adopt is little electric current small voltage signal, there is no Mechanical Contact, has avoided the fault causing due to collision.
7) this intelligent control system self is with overload protection function; when input end electric current is excessive; can stop output; its carrying load ability is strong simultaneously; inside is output as contactless output; the fault of having avoided bad connection and excess current to cause, operating life is more than 200,000 hours, stable and reliable for performance.
8) this intelligent control system programming and on-the-spot installation can separately be carried out, and can in earlier stage carry out establishment and the operation of program, with computer, carry out analog demenstration, enter the on-the-spot rear parameter of directly adjusting; During in addition according to actual conditions change job order, only need the program in controller be changed.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation block diagram;
Fig. 2 is the utility model power supply transfer principle figure:
Fig. 3 is the utility model power supply transfer principle figure
Fig. 4 is the utility model programmable controller PLC input wires schematic diagram;
Fig. 5 is the utility model programmable controller PLC input wires schematic diagram;
Fig. 6 is the utility model programmable controller PLC output connection schematic diagram;
Fig. 7 is the utility model programmable controller PLC output connection schematic diagram;
Fig. 8 is the utility model program flow diagram.
Embodiment:
The BZ5161THBS90 double power vehicle-mounted concrete pump of take is example:
1. before work, prepare
The utility model adopts S7-300 series Programmable logic Controller (PLC) PLC, and this controller has computer powerful logical operation function, communication function, self-diagnostic function, and self-contained load capacity.
2. hardware configuration and installation
Open one, the benz chassis, the north of motor the second throttle; Engine in situ communications protocol is a; Mono-of programmable controller PLC-313c6ES7 313-5BF03-0AB0, mono-of SM module 6ES7 321-1BH00-0AA0, one of threephase asynchronous (110KW/380v), 2 of position approach switchs, one of lubricant pump, hydraulic station and valve group are a set of.One of 380/24V constant voltage dc source, respectively one of voltmeter, ammeter, phase sequence relay, one of cooling blower, one of MPI communication cable.One of centralized control distribution box.2 of position approach switchs, push-button switch, selector switch, fus, circuit breaker, A.C. contactor, relay, lubricant pump, oil cooler are pressed schematic diagram configuration.
Programmable controller Plc system I/O address is allocated as follows:
Centralized control distribution box of this system layout, Siemens programmable controller plc, DC electrical source, relay, A.C. contactor, mutual inductor, circuit breaker, operation panel, tutorial light and I/O cable are equipped with in centralized control distribution box inside.Can realize respectively independent diesel pump, and the independent operating of electric pump, be applied to different job sites, depending on the size of power, select diesel pump or electric pump operational system.
By control box, motor, and various detector, executive component, and sign install on chassis, programmable controller PLC is fixed in electric control box, the input end of programmable controller PLC in centralized control distribution box is connected with control signal, programmable controller PLC output terminal is connected with relay, and relay is connected with control performer, vehicle power and electrical source of power respectively, and the analog output port of programmable controller PLC is connected with the CAN bus of north to chassis; In manual debug process, by approach switch, installation of sensors on the first master hydraulic cylinder and the second master hydraulic cylinder cylinder body, to can sense the variation of various device actions position;
3. debugging and operation
3.1 vehicle-mounted diesel engine work; Power selection switch is selected to diesel pump position, and now control system provides 24V DC electrical source by vehicular power-bottle, and has cut off the control loop of three phase motor.Corresponding tutorial light is lighted, and has intuitively shown the working state of system works at 24v power supply;
3.2 debugging control processes
1) select Local or Remote to control;
2) decontrol all emergency stop switch, KA0 work, starting fan, carries out further preparatory work;
3) select crawl selector switch, carry out the one the second master hydraulic cylinder positions and adjust separately, adjust position approach switch distance, to meet usage requirement;
4) start pumping button, positive pump is started working, by position approach switch induced signal, and sequential operation, carry out automatic reverse periodic duty, press stop button work and stop;
5) press anti-pump button, system starts back suction work, until press stop button;
3.3 electric pumps are controlled debugging
Power selection switch is threaded to electric pump position, and now control system provides 24V DC electrical source by three-phase electrical source of power through rectifying and voltage-stabilizing, and cuts off storage battery output 24v DC electrical source.The corresponding tutorial light that exchanges is lighted, and visual display system is operated in the 24v working state of electrical source of power;
3.4 debug process
1) select Local or Remote to control;
2) decontrol all emergency stop switch, KA0 work, starting fan, carries out further preparatory work;
3) press electric motor starting button, the Y-△ that starts motor starts.At Y, between the starting period, Y tutorial light is lighted, EOC motor △ operation after 5 seconds.Y tutorial light goes out simultaneously, and △ tutorial light is lighted, and enters normal working;
4) start pumping button, positive pump is started working, by position approach switch induced signal, and sequential operation, carry out automatic reverse periodic duty, press stop button work and stop;
5) press anti-pump button, system starts back suction work, until press stop button;
4. Dual-pump flow-converging
First actuating motor, after motor start-up, starts pumping system, after pumping system is working properly, interflow control switch is opened, start Dual-pump flow-converging control system, by controlling the solenoid valve of hydraulic system, converging valve is opened, realized Dual-pump flow-converging working state;
5. working procedure
1) power on after system enter initialization, then enter and wait for and select working method;
2) if while selecting diesel engine working method, system automatic disconnection Duty of Electric Motors, waits for that the input of positive and negative pump work signal realizes corresponding action simultaneously, when being generally used for debugging, manual function carries out the location of position approach switch;
3) select Duty of Electric Motors, the power supply of system automatic disconnection chassis storage battery;
4) must be on the basis of motor working state during Dual-pump flow-converging, working mode selection switch rotary, to position, interflow, starts Confluent control system, and now hydraulic system power is by diesel engine and the common outputting power of motor;
5) while starting pumping, positive pump is started working, by programmable controller plc, export positive pump signal, control hydraulic system, the first master hydraulic cylinder stretches out, export the first tilt cylinder simultaneously and drive signal, drive the first tilt cylinder to stretch out, by concrete output, the second tilt cylinder is regained, the second master hydraulic cylinder is regained, and from hopper, sucks concrete.When the second master hydraulic cylinder withdrawal puts in place, position sensor output signal is to programmable controller plc, and programmable controller plc, after an acanning cycle, exports commutation signal, and the second tilt cylinder stretches out, and the first master hydraulic cylinder is regained.The second master hydraulic cylinder stretches out, and the first tilt cylinder is regained, and the first master hydraulic cylinder is regained while putting in place, and position transducer sends signal, and programmable controller plc receives after signal, after an acanning cycle, and output commutation signal, master hydraulic cylinder, tilt cylinder commutates.And the above operation cycle is carried out in circulation.Press stop button, pumping work stops.If while pressing anti-pump work button, programmable controller plc controls the contrary job order of output the working state of each cylinder, and concrete is sucked to hopper.After anti-pump startup, system is carried out work by the job order according to contrary, until press stop button work, stops;
6) by bus, coordinate benz chassis communications protocol, can with chassis control Ecu communication, the control voltage of potentiometer is input to automotive system Ecu and controls diesel pump rotating speed size, carry out speed regulating control;
7) in working order, press emergency stop button arbitrarily, system can quit work immediately;
8) this system has short-circuit protection, overload protection, the indication of storage battery, power supply, electric motor starting and change complete indication.Telecontrol can be observed on-the-spot working environment;
9) ventilated machine can carry out intermitten service control by program, and main pump motor has phase sequence, overload, short-circuit protection.
Claims (3)
1. flowing type truck mounted concrete pump Dual-pump flow-converging intelligent control system, comprise: centralized control distribution box, it is characterized in that, in centralized control distribution box, the input end of programmable controller PLC is connected with control signal, programmable controller PLC output terminal is connected with relay, relay is connected with control performer, vehicle power and electrical source of power respectively, and the analog output port of programmable controller PLC is connected with the CAN bus of north to chassis.
2. flowing type truck mounted concrete pump Dual-pump flow-converging intelligent control system according to claim 1, it is characterized in that, control performer and comprise: programmable controller plc, relay, A.C. contactor, motor, solenoid valve, electric bell, fan, gasoline pump, tutorial light show.
3. flowing type truck mounted concrete pump Dual-pump flow-converging intelligent control system according to claim 1, is characterized in that: centralized control distribution box is arranged on car body and fills neutral position, and control panel is housed on casing, and panel is equipped with working mode selection switch, pumping enable switch, pumping stop switch, interflow switch, tutorial light, voltmeter, ammeter, telecontrol pod interface, emergency stop push button, box house is equipped with programmable controller PLC module, three phase current-24v DC electrical source, three-phase power supply phase sequence protector, relay, A.C. contactor, mutual inductor, circuit breaker, and I/O cable, vehicle body upper portion is equipped with the first master hydraulic cylinder, the second master hydraulic cylinder, the first tilt cylinder and the second tilt cylinder, be separately installed with position approach switch on the first master hydraulic cylinder and the second master hydraulic cylinder, the first master hydraulic cylinder, the second master hydraulic cylinder and the first tilt cylinder and the second tilt cylinder are respectively by electromagnetic valve, and A.C. contactor is connected with motor, and position approach switch is connected with programmable controller plc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320598345.2U CN203476679U (en) | 2013-09-26 | 2013-09-26 | Double-pump confluence intelligent control system of flow type vehicle-mounted concrete pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320598345.2U CN203476679U (en) | 2013-09-26 | 2013-09-26 | Double-pump confluence intelligent control system of flow type vehicle-mounted concrete pump |
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| CN203476679U true CN203476679U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320598345.2U Expired - Fee Related CN203476679U (en) | 2013-09-26 | 2013-09-26 | Double-pump confluence intelligent control system of flow type vehicle-mounted concrete pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541888A (en) * | 2013-09-26 | 2014-01-29 | 内蒙古北方重工业集团有限公司 | Double-pump converging intelligent control system of flow type vehicle-mounted concrete pump |
-
2013
- 2013-09-26 CN CN201320598345.2U patent/CN203476679U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541888A (en) * | 2013-09-26 | 2014-01-29 | 内蒙古北方重工业集团有限公司 | Double-pump converging intelligent control system of flow type vehicle-mounted concrete pump |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20160926 |
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| CF01 | Termination of patent right due to non-payment of annual fee |