CN202325594U - Driver for electromagnetic valve - Google Patents
Driver for electromagnetic valve Download PDFInfo
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- CN202325594U CN202325594U CN2011204593987U CN201120459398U CN202325594U CN 202325594 U CN202325594 U CN 202325594U CN 2011204593987 U CN2011204593987 U CN 2011204593987U CN 201120459398 U CN201120459398 U CN 201120459398U CN 202325594 U CN202325594 U CN 202325594U
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Abstract
The utility model discloses a driver for an electromagnetic valve. The driver comprises a microprocessor, wherein a microprocessor communication interface is in communication connection with a power supply signal interface module via a data signal processing module; the output end of the power supply signal interface module is connected with the input end of a power supply module via a power supply detection control module; the output end of the power supply module is connected with the power supply input ends of a display module and the microprocessor respectively, 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 connected with the signal input end of the display module, the signal input end of a JTAG (joint test action group) interface module, and the signal input ends of a plurality of drive control and detection modules; and the signal output ends of the plurality of drive control and detection modules are connected with the signal input end of a multiplexing isolation module respectively. The driver for the electromagnetic valve disclosed by the utility model has the advantage of detecting the working state of each controlled electromagnetic pilot valve while realizing drive and control between a controller for a coal fully-mechanized working face support and the electromagnetic pilot valve.
Description
Technical field
The utility model relates to hydraulic support electrohydraulic control system, especially relates 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 utility model purpose 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 utility model can be taked following technical proposals:
The described electromagnetic valve driver of the utility model 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 utility model advantage is to realize to drive 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 schematic block circuit diagram of utility model.
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, the described electromagnetic valve driver of the utility model 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204593987U CN202325594U (en) | 2011-11-18 | 2011-11-18 | Driver for electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204593987U CN202325594U (en) | 2011-11-18 | 2011-11-18 | Driver for electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202325594U true CN202325594U (en) | 2012-07-11 |
Family
ID=46437576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204593987U Expired - Lifetime CN202325594U (en) | 2011-11-18 | 2011-11-18 | Driver for electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202325594U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373938A (en) * | 2011-11-18 | 2012-03-14 | 郑州煤矿机械集团股份有限公司 | Electromagnetic valve driver |
| CN105971652A (en) * | 2016-05-06 | 2016-09-28 | 广州日滨科技发展有限公司 | Power supply source output management method and system |
-
2011
- 2011-11-18 CN CN2011204593987U patent/CN202325594U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102373938A (en) * | 2011-11-18 | 2012-03-14 | 郑州煤矿机械集团股份有限公司 | Electromagnetic valve driver |
| CN105971652A (en) * | 2016-05-06 | 2016-09-28 | 广州日滨科技发展有限公司 | Power supply source output management method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |
|
| CX01 | Expiry of patent term |