CN102373938A - Electromagnetic valve driver - Google Patents

Electromagnetic valve driver Download PDF

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Publication number
CN102373938A
CN102373938A CN2011103672793A CN201110367279A CN102373938A CN 102373938 A CN102373938 A CN 102373938A CN 2011103672793 A CN2011103672793 A CN 2011103672793A CN 201110367279 A CN201110367279 A CN 201110367279A CN 102373938 A CN102373938 A CN 102373938A
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CN
China
Prior art keywords
module
signal
microprocessor
power
signal input
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
Application number
CN2011103672793A
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Chinese (zh)
Inventor
王永强
王怡
赵广会
高卫勇
刘博�
陈晓颖
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hydraulic & Electric Control Equipment Co Ltd Zhengzhou Coal Mining Machinery Group Co Ltd
Zhengzhou Coal Mining Machinery Group Co Ltd
Original Assignee
Hydraulic & Electric Control Equipment Co Ltd Zhengzhou Coal Mining Machinery Group Co Ltd
Zhengzhou Coal Mining Machinery Group Co Ltd
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by Hydraulic & Electric Control Equipment Co Ltd Zhengzhou Coal Mining Machinery Group Co Ltd, Zhengzhou Coal Mining Machinery Group Co Ltd filed Critical Hydraulic & Electric Control Equipment Co Ltd Zhengzhou Coal Mining Machinery Group Co Ltd
Priority to CN2011103672793A priority Critical patent/CN102373938A/en
Publication of CN102373938A publication Critical patent/CN102373938A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an electromagnetic valve driver, which comprises a microprocessor, wherein a communication interface of the microprocessor is in communication connection with a power signal interface module through a data signal processing module; the output end of the power signal interface module is connected with the input end of a power module through a power detection control module; the output end of the power module is respectively connected with a display module and the power input end of the microprocessor, and a clock module and a reset module are connected to the signal input end of the microprocessor; the signal output end of the microprocessor is respectively connected with the signal input end of the display module, the signal input end of a JTAG (Joint Test Action Group) interface module, a plurality of drive controls and the signal input end of the detection module; and the plurality of drive controls and the signal output end of the detection module are respectively connected with the signal input end of a multichannel selection isolation module. The electromagnetic valve driver has the advantages of realizing drive and control between a bracket controller of a coal fully-mechanized mining face and electromagnetic pilot valves and detecting the working state of each controlled electromagnetic pilot valve at the same time.

Description

Electromagnetic valve driver
Technical field
The present invention relates to hydraulic support electrohydraulic control system, especially relate to the electromagnetic valve driver that is used between fully-mechanized mining working bracket controller and the electromagnetic priority valve.
Background technology
The modernization of coal mine fully-mechanized mining working, automation are mined, and be unable to do without hydraulic support electrohydraulic control system.Hydraulic support electricity hydraulic control system is mainly by bracket controller, isolating coupler, pressure sensor, displacement transducer, obliquity sensor, infrared receiver and formations such as RF transmitter, electromagnetic valve driver.After the infrared rays recipient receives real-time monitor signal; Through bracket controller, isolating coupler, data-interface and main control computer according to coal-winning machine position and the detected valid data of bracket controller; Carry out computing and processing, follow the machine automated job.Promptly by the hydraulic support of electrohydraulic control system control position, speed, the direction of motion according to coal-winning machine; Process for stoping parameter according to systemic presupposition is provided with; Drive electromagnetic priority valve through bracket controller control electromagnetic valve driver and immediately, automatically carry out support and stretch, receive wall supporting, pushing and sliding, draw slide, stretch post, fall post, stretch the receipts balance, spraying; Lift the end, move actions such as frame and realize automation.As the electromagnetic valve driver in the hydraulic support electrohydraulic control system, reliability, the accuracy of its work are most important.
Summary of the invention
The object of the invention is to provide the electromagnetic valve driver that a kind of reliable operation, control accuracy are high, have measuring ability.
For realizing above-mentioned purpose, the present invention can take following technical proposals:
Electromagnetic valve driver of the present invention comprises microprocessor, and said microprocessor communication interface is communicated by letter with the power supply signal interface module through the data-signal processing module and is connected; Said power supply signal interface module output detects control module through power supply and is connected with the power module input; Said power module outlet is connected with the power input of display module, microprocessor respectively, and the microprocessor signals input is connected with clock module and reseting module; The microprocessor signals output is connected with the detection module signal input part with said display module signal input part, jtag interface module by signal input, a plurality of drive controlling respectively; Said a plurality of drive controlling selects the signal input part of isolation module to be connected with multichannel respectively with the detection module signal output part.
Said drive controlling and detection module are 24, and it is two that said multichannel is selected isolation module, and each multichannel selects the signal input part of isolation module to be connected with the signal output part of 12 drive controlling and detection module respectively.
The invention has the advantages that and realize driving between fully mechanized coal mining face bracket controller and the electromagnetic priority valve and control, can detect the duty of each controlled electromagnetic priority valve simultaneously.Cooperate hydraulic support electrohydraulic control system to realize the automation of fully-mechanized mining working, with the production efficiency of raising fully-mechanized mining working, and reliability and control accuracy height.
Description of drawings
Fig. 1 is the inventive circuit theory diagram.
Fig. 2 is that the power supply of Fig. 1 detects the control module circuit theory diagrams.
Fig. 3 is the data-signal processing module circuit theory diagrams of Fig. 1.
Fig. 4 is the power module circuitry schematic diagram of Fig. 1.
Fig. 5 is that the multichannel of Fig. 1 selects isolation module one, multichannel to select the circuit theory diagrams of isolation module two.
Fig. 6 is drive controlling and the detection module circuit theory diagrams of Fig. 1.
The specific embodiment
As shown in Figure 1, electromagnetic valve driver of the present invention comprises microprocessor, and said microprocessor communication interface is communicated by letter with the power supply signal interface module through the data-signal processing module and is connected; Said power supply signal interface module output detects control module through power supply and is connected with the power module input; Said power module outlet is connected with the power input of display module, microprocessor respectively, and the microprocessor signals input is connected with clock module and reseting module; The microprocessor signals output is connected with the detection module signal input part with said display module signal input part, jtag interface module by signal input, 20 four tunnel drive controlling respectively; Said 20 four tunnel drive controlling and detection module divide two groups, every group ten two the tunnel, select the signal input part of isolation module to be connected with first, second multichannel respectively.
As shown in Figure 2, power supply detects control module, and dc source powers to the load with switching tube Q1 through detecting resistance R 1 through the 1st pin of power supply signal interface module CZ1.The 1st pin of CZ1 is connected to protection diode D14 and detects resistance R 2 and R4, at the two ends of resistance R 4 and capacitor C 2 is arranged.The 4th pin of current detecting chip U1 and the 5th pin are connected to detection resistance R 1, the 2 pin and connect pull down resistor R31, output detection signal; R31 two termination capacitor C 29; The 3rd pin is connected to capacitor C 1, and the drain-source utmost point of switching tube Q1 is connected to sustained diode 1, and the grid source electrode of Q1 is connected to resistance R 3.Microprocessor can be crossed optocoupler gauge tap pipe Q1.
As shown in Figure 3, microprocessor carries out exchanges data and isolation through data-signal processing module and controller.The data-signal of controller carries out signal exchange and isolation through optocoupler U12 and U13 and microprocessor.
As shown in Figure 4, dc source is supplied power to power module through the power supply signal interface module.Through diode D35, D36 and resettable fuse F25, flow after integrated circuit U9 voltage stabilizing to circuit supply., inductance L 1 supplies power after isolating with L2 to analog circuit.At the negative pole of diode D36 with recover the input utmost point of F25 certainly, be connected to sustained diode 65, be connected to capacitor C 11 at the input of integrated circuit U9; Output at U9 is connected to capacitor C 12; C15, diode D39. is connected to capacitor C 13, C14 at inductance L 1 and L2 output.
As shown in Figure 5, first multichannel selects the isolation module and second multichannel to select isolation module to have identical circuit theory diagrams.Microprocessor is controlled first multichannel through I/O and is selected the isolation module and second multichannel to select isolation module, selects to detect the state of a certain way solenoid valve.Detected signal is input microprocessor after integrated circuit U2 carries out Signal Spacing.The 2-9 pin of integrated circuit U3 and U5 and 16-23 pin are electrically connected with 24 drive controlling and detection module.Integrated circuit U3 the 1st pin is connected with integrated circuit U2 through resistance R 65.Be connected to resistance R 62 between 1,2 pin of integrated circuit U2, the 3rd pin of integrated circuit U2 is connected to diode D32, and the 1st pin of resistance R 71. U2 is connected to resistance R 70 and R64 to microprocessor.The output of resistance R 64 is connected to diode D27 and D30.
As shown in Figure 6, first drive controlling has identical circuit theory diagrams with detection module with second drive controlling and detection module.The 1st pin of interface P1 links to each other with the electromagnetic pilot valve coil respectively with the 2nd pin, and the 2nd pin of interface P1 is connected to from recovering insurance F1, is connected to detection resistance R 5 and R19 through switching tube Q3 at the drain-source utmost point of switching tube Q3.Detection signal is selected isolation module through resistance R 5 and R19 input first or second multichannel, and resistance R 19 two ends are connected to capacitor C 3.Microprocessor is through I/O, through the grid of diode D31 and resistance R 17 gauge tap pipe Q3.Grid connecting resistance R111 and the R17 of switching tube Q3.

Claims (2)

1. an electromagnetic valve driver comprises microprocessor, it is characterized in that: said microprocessor communication interface is communicated by letter with the power supply signal interface module through the data-signal processing module and is connected; Said power supply signal interface module output detects control module through power supply and is connected with the power module input; Said power module outlet is connected with the power input of display module, microprocessor respectively, and the microprocessor signals input is connected with clock module and reseting module; The microprocessor signals output is connected with the detection module signal input part with said display module signal input part, jtag interface module by signal input, a plurality of drive controlling respectively; Said a plurality of drive controlling selects the signal input part of isolation module to be connected with multichannel respectively with the detection module signal output part.
2. electromagnetic valve driver according to claim 1; It is characterized in that: said drive controlling and detection module are 24; It is two that said multichannel is selected isolation module, and each multichannel selects the signal input part of isolation module to be connected with the signal output part of 12 drive controlling and detection module respectively.
CN2011103672793A 2011-11-18 2011-11-18 Electromagnetic valve driver Pending CN102373938A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011103672793A CN102373938A (en) 2011-11-18 2011-11-18 Electromagnetic valve driver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011103672793A CN102373938A (en) 2011-11-18 2011-11-18 Electromagnetic valve driver

Publications (1)

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CN102373938A true CN102373938A (en) 2012-03-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106246214A (en) * 2016-08-24 2016-12-21 广州日滨科技发展有限公司 The condition detecting system of electromagnetic priority valve and method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040254651A1 (en) * 2003-05-09 2004-12-16 Dbt Automation Gmbh Controller for underground mining
CN201373999Y (en) * 2008-12-08 2009-12-30 鄂尔多斯市隆圣矿山机电有限责任公司 Fourteen-channel solenoid valve actuator
CN201373998Y (en) * 2008-12-08 2009-12-30 鄂尔多斯市隆圣矿山机电有限责任公司 Twenty two-channel solenoid valve actuator
CN201934118U (en) * 2010-12-29 2011-08-17 北京中科林重科技有限公司 Electromagnetic pilot valve driving device
CN202325594U (en) * 2011-11-18 2012-07-11 郑州煤矿机械集团股份有限公司 Driver for electromagnetic valve

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040254651A1 (en) * 2003-05-09 2004-12-16 Dbt Automation Gmbh Controller for underground mining
CN201373999Y (en) * 2008-12-08 2009-12-30 鄂尔多斯市隆圣矿山机电有限责任公司 Fourteen-channel solenoid valve actuator
CN201373998Y (en) * 2008-12-08 2009-12-30 鄂尔多斯市隆圣矿山机电有限责任公司 Twenty two-channel solenoid valve actuator
CN201934118U (en) * 2010-12-29 2011-08-17 北京中科林重科技有限公司 Electromagnetic pilot valve driving device
CN202325594U (en) * 2011-11-18 2012-07-11 郑州煤矿机械集团股份有限公司 Driver for electromagnetic valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106246214A (en) * 2016-08-24 2016-12-21 广州日滨科技发展有限公司 The condition detecting system of electromagnetic priority valve and method

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