CN201934117U - Electro-hydraulic control system for hydraulic support in working face - Google Patents

Electro-hydraulic control system for hydraulic support in working face Download PDF

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Publication number
CN201934117U
CN201934117U CN2010206874266U CN201020687426U CN201934117U CN 201934117 U CN201934117 U CN 201934117U CN 2010206874266 U CN2010206874266 U CN 2010206874266U CN 201020687426 U CN201020687426 U CN 201020687426U CN 201934117 U CN201934117 U CN 201934117U
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China
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module
transceiver
control
controller
central control
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CN2010206874266U
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Chinese (zh)
Inventor
李学恩
薛立明
禹丹
李靖华
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北京中科林重科技有限公司
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Priority to CN2010206874266U priority Critical patent/CN201934117U/en
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Publication of CN201934117U publication Critical patent/CN201934117U/en

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Abstract

An electro-hydraulic control system for a hydraulic support in a working face comprises a support controller 14, a control terminal connected with the support controller 14, an information collection device and an electromagnetic driver 21, wherein the control terminal is used for inputting instructions and displaying received data signals, the information collection device is used for collecting working parameter data of the hydraulic support, the electromagnetic driver 21 is used for driving an electro-hydraulic control valve group 22, the electro-hydraulic control valve group 22 is connected with the electromagnetic driver 21 and is used for controlling the on and off of a tube fluid passage of the hydraulic support. The support controller 14 is used for issuing instructions coming from the control terminal and providing the working parameter data of the hydraulic support of the information collection device for the control terminal. The electro-hydraulic control system is suitable for a hydraulic support in a working face.

Description

A kind of working surface hydraulic support electrohydraulic control system
Technical field
The utility model relates to the control technology field of fully-mechanized mining working under the coal mine, is meant a kind of working surface hydraulic support electrohydraulic control system especially.
Background technology
Along with the continuous development of coal-mining technique, the control system of hydraulic support is greatly improved, and wherein control system is improved to electric liquid gradually by original manual operation and controls automatically, has accelerated the advancing velocity of work plane greatly.
In research program is just listed the telecontrol engineering of hydraulic support by Britain as far back as the 1950's, to late 1980s to the beginning of the nineties, development along with microelectric technique, at first develop the full face electrohydraulic control system by Britain road ladder company, Westphalia and Marco company cooperation research and development go out the Pm2 electrohydraulic control system following closely, and develop into independently branch of two of existing P m4 and Pm32, each company is all actively developing the electrohydraulic control system of oneself, the electrohydraulic control system characteristics in this period are that systemic-function is simple, poor stability, the continuous upgrading of product, progressively perfect.To the mid-90 in 20th century, along with the development of the fast development of electronic technology, particularly embedded system, emerge multiple new material, the electrohydraulic control technology level is further improved, the electrohydraulic control system technology is ripe.The electrohydraulic control system in this period adopts embedded OS substantially, has that speed is fast, capacity is big, integrated level is high, and the inline operations system, has good performance.According to incompletely statistics, existing at present more than 300 fully-mechanized mining working uses the electrichydraulic control hydraulic support, mainly concentrates on countries such as the U.S., Australia, Germany, China, Slovenia, South Africa, Russia, Poland, Mexico, Canada.
China's development hydraulic support electrohydraulic control system is started late, and since nineteen ninety-five is succeeded in developing homemade first full face YLT type practicality hydraulic support electrohydraulic control system, has had the electrohydraulic control system hydraulic support of multiple model to come out again.But the hydraulic support of the electrohydraulic control system that China produces is not also promoted the use of in the down-hole large tracts of land, and the used electrohydraulic control system hydraulic support of many high-yield and high-efficiency work planes also needs from external import.At present, China has more than 100 fully-mechanized mining working to use electrohydraulic control system, and the PM31 electrohydraulic control system is the main flow electrohydraulic control system of present homemade hydraulic support, accounts for the share of domestic hydraulic support electrohydraulic control system market more than 80%.
The utility model content
In view of this, main purpose of the present utility model is to provide a kind of working surface hydraulic support electrohydraulic control system, so that a kind of electrohydraulic control system that is applicable to working surface hydraulic support to be provided.
A kind of working surface hydraulic support electrohydraulic control system that the utility model provides comprises: bracket controller 14, the control terminal that is connected with bracket controller 14, information collecting device and electromagnetic driver 21; Wherein
Control terminal is used to import instruction and shows the data message that receives;
Information collecting device is used to gather the data of hydraulic support running parameter;
Electromagnetic driver 21 is used to drive electric hydraulic control valve group 22;
Electric hydraulic control valve group 22 links to each other with electromagnetic driver 21, is used to control the break-make of hydraulic pressure stand tube liquid path;
Bracket controller 14 is used to issue the instruction from by control terminal, and the data of the collection hydraulic support running parameter of information collecting device are offered control terminal.
One of below wherein, described control terminal comprises at least:
Underground main frame 12 is connected by network with bracket controller 14;
Ground host 11 is connected by network with bracket controller 14 and/or underground main frame 12;
Man-machine interface box 15.
Wherein, described information collecting device comprises sensor, comprising: the stroke sensor 17 that links to each other with hydraulic support respectively, pressure sensor 18 and obliquity sensor 19.
Wherein, also comprise:
Wireless transceiver 16 is connected with bracket controller 14, is used for receiving the control instruction of wireless controller 23 and the program of renewal offers bracket controller 14 by wireless mode.
Infrared remote receiver 20 carries out communication by the mode of infrared communication and the infrared transmitter 25 of coal-winning machine 26 sides, is used to receive the positional information of coal-winning machine.
Wherein, described bracket controller 14 comprises: central control module 1411, and the CAN that is connected with central control module 1411 isolates transceiver module 1412, analog signal conditioner module 1413, RS232 transceiver module 1414, Electromagnetic Drive module 1419; Wherein
CAN isolates the photoelectricity isolation that transceiver module 1412 is used for central control module 1411 and external data transmission;
Analog signal conditioner module 1413 is used for that the signal that receives from sensor is carried out analog-to-digital conversion and offers central control module 1411;
RS232 transceiver module 1414 is used for the transfer of data of central control module 1411 and described man-machine interface box 15, wireless transceiver 16 and infrared remote receiver 20;
Electromagnetic Drive module 1419 is used for exporting the instruction of central control module 1411 to electromagnetic driver 21;
Central control module 1411 is used to control the analog-to-digital conversion of transfer of data that CAN isolates transceiver module 1412 and RS232 transceiver module 1414, control analog signal conditioner module 1413 and to Electromagnetic Drive module 1419 output orders.
Wherein, described bracket controller 14 also comprises: the following apparatus that is connected with central control module 1411:
The power down memory module 1416 of outside expansion is used to realize that the data power down under store;
Suddenly stop, locking detection and Executive Module 1417, the operation of bracket controller is detected and carries out; And/or
The watchdog module 1418 that the band low-voltage detects is used to detect the program that central control unit moves.
Wherein, described central control module 1411 built-in CAN controllers are used to control two CAN interfaces;
Described CAN isolates transceiver module 1412 and comprises:
Be connected two-way with described CAN controller and isolate transceiver module;
One the tunnel isolates transceiver module comprises photoelectric isolating device, the fault-tolerant CAN transceiver that connects successively, and two ports that described fault-tolerant CAN transceiver comprises are connected to a S port of COM1 and electronic DC switch respectively;
Another road isolates transceiver module and comprises photoelectric isolating device, the fault-tolerant CAN transceiver that connects successively, and the port that described fault-tolerant CAN transceiver comprises is connected to another S port that is used for electronic DC switch; With
The D port of described electronic DC switch is connected with central control module 1411 built-in CAN controllers;
Described central control module 1411 built-in CAN controllers are used to control the switching of electronic switch, to realize single channel or two-way CAN communication modes.
As seen from the above, working surface hydraulic support electrohydraulic control system described in the utility model is formed perfect, complete function, has improved the comprehensive automatization level of adopting of entire working surface; With the independent reliability that improves bracket controller of man-machine interface box, convenient man-machine interface box to rapid wear keeps in repair and changes, and the man-machine interface box is optional installing component, can reduce the cost of whole system; Man-machine interface layout novelty, uniqueness, convenient memory and operation; Can realize that CAN isolates the expansion of communication node, and needn't increase external power supply adaptor and isolating coupler, thereby save device and related accessory, make system more reliable, stable.
In the utility model, described man-machine interface box and bracket controller combination are flexible, and bracket controller does not connect the man-machine interface box and can work independently; Bracket controller is connected with the man-machine interface box by communication cable, can pass through man-machine interface box control bracket controller action, and shows the various information of bracket controller.
Description of drawings
Fig. 1 is overall structure figure of the present utility model;
Fig. 2 is the structure chart of man-machine interface box;
Fig. 3 is the schematic diagram of man-machine interface;
Fig. 4 is the overall structure figure of bracket controller;
Fig. 5 is the structure chart of bracket controller isolation coupling part.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is done detailed explanation.
Show the utility model working surface hydraulic support electrohydraulic control system as Fig. 1, comprise the ground host 11, underground main frame 12, network controller 13 and at least one bracket controller 14 that connect by communication bus, the man-machine interface box 15 that is connected with bracket controller 14, wireless transceiver 16, stroke sensor 17, pressure sensor 18, obliquity sensor 19, infrared remote receiver 20 and electromagnetic driver 21, the electric hydraulic control valve group 22 that is connected with electromagnetic driver 21.Wherein wireless transceiver 16 carries out communication by wireless mode and wireless controller, and wherein, the program area that comprises the mode down loading updating by radio communication upgrades the program in the bracket controller 14.Stroke sensor 17, pressure sensor 18, obliquity sensor 19 and electric hydraulic control valve group 22 link to each other with hydraulic support respectively.Infrared remote receiver 20 carries out communication by the mode of infrared communication and the infrared transmitter 25 of coal-winning machine 26 sides.Also be included as the explosion-proof electrical source 27 of each bracket controller 14 power supplies.Wherein:
Ground host 11 is laid in ground, as is laid in the control and command center, can be used as control terminal, is used to assign instruction (ground host 11 has man-machine interface, repeats no more), and receives information and storage demonstration that underground main frame 12 is uploaded.Wherein, ground host 11 can be many, all can receive the information that underground main frame 12 is uploaded, and is convenient to monitor in the position of different location.When assigning instruction by ground host 11, synchronization can only be selected one the instruction of sending, and the instruction of being sent is shown on other ground host 11 simultaneously, is convenient to monitoring.
Underground main frame 12 is laid in underground, and the Surveillance center as in the drive can be used as control terminal, is used to transmit the instruction that ground host 11 is assigned; And receive from the data of network controller 13 and store, show, and with this data upload to ground host 11; What also be used to instruct assigns (underground main frame 12 has man-machine interface, repeats no more).
Network controller 13 is used for carrying out between underground main frame 12 and each bracket controller 14 forwarding and the network transformation of instruction and data, and the format conversion of necessity of the data of being transmitted.
Bracket controller 14 is used for gathering the work state information of hydraulic support 24 and the positional information of coal-winning machine by connected stroke sensor 17, pressure sensor 18, obliquity sensor 19, infrared remote receiver 20; And control electromagnetic drivers 21 according to these information of gathering and go to drive electric hydraulic control valve group 22, electric hydraulic control valve group 22 is used to control the break-make of hydraulic pressure stand tube liquid path, thereby has realized the purpose of control hydraulic support action.
Wireless transceiver 16 is used for receiving control instruction and the refresh routine that wireless controller 23 sends by wireless mode and offers bracket controller 14.
Man-machine interface box 15 is used for being connected with bracket controller 1 as control terminal, is used for sending controling instruction.
As seen from the above, the utility model can have a plurality of different control terminals, thereby can have four kinds of modes bracket controller 14 is controlled, and is as follows:
The one, send control command by ground host 11, send to bracket controller 14 places by underground main frame 12 and network controller 13 respectively, bracket controller 14 carries out the control corresponding action after receiving control command;
The 2nd, underground main frame 12 sends control command, is transmitted to corresponding bracket controller 14 by network controller 13, and bracket controller 14 carries out the control corresponding action after receiving control command;
The 3rd, send control command for bracket controller 14 with man-machine interface box 15, bracket controller 14 carries out the control corresponding action after receiving control command;
The 4th, send control command by wireless controller 23, after receiving orders by wireless transceiver 16, bracket controller 14 carries out the control corresponding action.
This system has coal machine interlock function in addition, after soon the bracket controller of work plane will be set to coal machine interlock mode, bracket controller carries out the control of hydraulic support automatically according to the movement position and the direction of motion of each sensor information and coal machine, realizes the automation of fully-mechanized mining working.
Show the circuit theory diagrams of the man-machine interface box 15 in the utility model as Fig. 2, comprise single-chip microcomputer 151, the display module 152 that is connected with single-chip microcomputer respectively, LED indicating module 153, sound and light alarm module 154, key-press module 155 and communication module 156.Wherein:
Single-chip microcomputer 151 carries out communication as processor by communication module 156 and bracket controller 14, obtains the information of parameter information with each sensor that collects of bracket controller 14, and shows by display module 152; And show self duty and when needs are reported to the police, send warning message by sound and light alarm module 154 by LED indicating module 153; Also have the information that receives user's input by key-press module 155, carry out communication, revise the action of parameter and control bracket controller 14 by communication module 156 and bracket controller 14.
Show the layout of the key-press module 155 that the man-machine interface box provides as Fig. 3, two buttons are function keys in the middle of key-press module 155 corresponding panel bottom lines and the panel, and all the other all are action key.Fig. 3 panel aims at two column protected type hydraulic support design, integrated all control actions on the panel, and the position of each action key meets the physical location of support each several part.For example, pushing and sliding and spraying are all in the forefront of support, and pushing and sliding are sprayed at above the support below support, so these two buttons are put in the left side of controller according to physical location, the pushing and sliding key is by down, and the spraying key leans on last.Panel also has a key in groups except integrated all single control keys, after key is pressed in groups, again by each action key, just realize operation in groups, the operating function that has greatly expanded button.This key-press module novelty, uniqueness, and meet support each several part position in real work are remembered easily and are operated.
As mentioned, owing to can adopt four kinds of modes that bracket controller 14 is controlled, so the man-machine interface box is not the indispensable parts of each bracket controller, only needs in the bracket controller position of often operation the man-machine interface box to be installed and get final product.Its advantage is the man-machine interface box and bracket controller is easy to connect, low, the convenient maintenance and replacement of whole system cost.
Show the circuit theory diagrams of bracket controller 14 as Fig. 4, comprise central control module 1411, the CAN that is connected with central control module 1411 isolate transceiver module 1412, analog signal conditioner module 1413, RS232 transceiver module 1414, for analog-to-digital conversion with the power down memory module 1416 of reference power supply module 1415, outside expansion, suddenly stop, the locking detection with Executive Module 1417, be with watchdog module 1418, solenoid-driven module 1419, DC-DC power supply module 1420 and the battery module 1421 of low-voltage detection.Wherein:
Central control module 1411, built-in CPU adopts the very powerful real-time multi-task operating system of function---UC/OS-II embedded OS.The also built-in CAN controller of central control module 1411 is used to select single line or two-wire CAN communication modes (by the software setting), thereby can be arranged to the communication system of software and hardware redundancy, has improved the reliability of system.Central control module 1411 is also built-in can control six tunnel analog-to-digital A/D converter controllers, is used for the digital-to-analogue conversion of analog signal conditioner module 1413 is controlled.
CAN isolates transceiver module 1412, is used to realize external photoelectricity isolation, with protection central control module 1411.
Analog signal conditioner module 1413 is used for according to the control of the built-in A/D converter controller of central control module 1411 signal that receives from sensor (stroke sensor 17, pressure sensor 18 and obliquity sensor 19) being carried out analog-to-digital conversion.Wherein, analog signal conditioner module 1413 has six road simulated measurement input circuit interfaces, comprises two-way pressure sensor interface, three road stroke sensor interfaces, one road obliquity sensor interface.
RS232 transceiver module 1414, three RS232 transceivers that it comprises connect a RS232 interface respectively, are respectively applied for the transmission of command adapted thereto and data between central control module 1411 and man-machine interface box 15, infrared remote receiver 20 and the wireless transceiver 16.For example, the operational order that the reception user sends by man-machine interface box 15 related key offers central control module 1411, and for example, reception offers central control module 1411 by the data of the duty that relates to coal-winning machine that infrared remote receiver 20 is received, and for example, the program that reception is received by wireless transceiver 16 offers central control module 1411, realizes the typing and the renewal of software, so that system debug.In addition, RS232 transceiver module 1414 can also be used for being connected with other equipment (comprising wireless receiver), and realization is mutual with external information, realizes seamless connection and information fusion to multiple fully mechanized coal face automated network.
Electromagnetic Drive module 1419 is used for exporting the instruction of central control module 1411 to electromagnetic driver 21, to drive electric hydraulic control valve group 22.Wherein, solenoid-driven module 1419 has 28 way solenoid valve output interfaces, to connect 14 electromagnetic priority valves of external electric hydraulic control valve group 22 respectively.
The power down memory module 1416 of outside expansion is used to realize that the data power down under store.
Suddenly stop, locking detection and Executive Module 1417, the operation of bracket controller is detected and carries out.
The watchdog module 1418 that the band low-voltage detects is used to detect the program that central control unit moves.
Also comprise supply module,, repeat no more as DC-DC power supply module 1420, for analog-to-digital conversion reference power supply module 1415, battery module 1421.
The CAN controller can controlling two CAN interfaces that described CPU is built-in, described CAN controller is gone up corresponding definite port by CPU and is connected with two CAN isolation transceiver modules that are made of fault-tolerant CAN transceiver, DC-DC insulating power supply and photoelectric isolating device, described fault-tolerant CAN transceiver selects to adopt single line or two-wire communication modes according to demand, and described fault-tolerant CAN transceiver selects the single-wire communication mode just to utilize the communication ground wire to do order circuit.
Show the example that CAN isolates transceiver module 1412 circuit diagrams as Fig. 5, this example is one tunnel communication and one road power supply, the bracket controller socket communication is one 5 core socket communication, in described 5 core communication cables and the plugs and sockets thereof, by left-to-right, top to bottm be followed successively by: the one tunnel is 12VDC power supply cable, one the tunnel is power supply ground wire cable, one the tunnel is communication ground wire cable, and one the tunnel is point-to-point connection cable, and one the tunnel is point-to-area connection cable.
Socket communication two cores and power module wherein is connected to form one road power supply, provides power supply to bracket controller.
A socket communication core and DC-DC power module wherein is connected to form the communication ground wire, guarantees that communication module is realized the communication module power adaptation altogether in the network medium-height trestle controller.DC-DC power module in power module and the bracket controller is connected, and communication module provides power supply in bracket controller.
Socket communication two cores wherein are connected with D in 1CAN transceiver, the electronic switch respectively, the 2CANH of the 1CANL of 1CAN transceiver and 2CAN transceiver is connected with S1, S2 in the electronic switch respectively, the IN of electronic switch is connected with described CPU, the 1CAN transceiver is connected with 1 optocoupler, 2 optocouplers respectively with the 2CAN transceiver, the built-in CAN controller can controlling two CAN interfaces of 1 optocoupler and 2 optocouplers and CPU is connected, and forms 1,2 two-way and isolates communication.This two-way communication one tunnel is a point-to-point communication, and one the tunnel is point-to-area communication, can select single line or two-wire CAN communication modes to realize.This two-way communication can be exchanged, and promptly can bear point-to-point communication and also can bear point-to-area communication.By the software setting, there is central control module control electronic switch IN interface signal (enable signal) just can realize the exchange of two kinds of communications and single line or two-wire CAN communication modes.The optocoupler effect is only to transmit signal, isolates electric connection.
Promptly, by software employing single line two-way or the two-wire simplex mode selected is set, under the described single line two-way communication mode, described two CAN isolate transceiver module and work alone, realize respectively with the low speed communication of the point-to-point isolation of left and right sides adjacent stent controller and with the low speed communication of the point-to-area isolation of whole bracket controllers, relevant upper level controller, described two CAN isolation transceiver module all utilizes the communication ground wire to do order circuit; Under the described two-wire simplex mode, described two CAN isolate transceiver module in conjunction with work, the high speed communication of the point-to-point isolation of realization and left and right sides adjacent stent controller, described two CAN are isolated transceiver module and are utilized point-to-point connection cable and point-to-area connection cable to do order circuit.
Use the bracket controller of present embodiment, solve the isolation coupling problem of signal between the bracket controller of different electrical power power supply, mainly comprise isolated from power and signal isolation coupling between the bracket controller of different electrical power power supply.Use isolation coupling circuit and CAN bus that the CAN communicating circuit in each bracket controller is formed an independently network, thereby allow between the bracket controller, the data between bracket controller and the upper level controller transmit in this network.Realize that by this measure CAN isolates the expansion of communication node, and needn't between each groups of holders, increase external power supply adaptor and coupler, thereby save device and related accessory.
Use the bracket controller of present embodiment, solve the selection problem of single line or two-wire CAN communication modes.Use controllable electronic switch to realize the automatic switchover of single line or two-wire CAN communication line, thereby in case of emergency use two-wire CAN communication modes to promote reliability of data transmission, and reduce power consumption, guarantee the application of CAN bussing technique in bracket controller.
In addition, bracket controller 14 also has each interface timing measuring ability, it is correct to guarantee that each sensor connects, when the wrong interface, utilize human-computer interaction interface prompting mistake, interface is not connected with sensor on bracket controller 14, stops the operation (comprising analog-to-digital conversion) to it after CPU monitors, thereby reduced the expense of software, guaranteed the operating efficiency of bracket controller.
In addition, the utility model sensor, be stroke sensor 17, pressure sensor 18 and obliquity sensor 19, adopted the sensor of output current, realize the precision that sensor output signal is converted to behind the voltage is amplified by the analog signal conditioner module in the central control module 14, simultaneously common mode interference signal is suppressed to improve signal quality.
The sensor that adopts output current is because as if the sensor output voltage signal, disturb in the bigger occasion in long-distance transmissions or electrical network, signal antijamming capability deficiency, the alternating component that also superposes sometimes easily makes the CPU erroneous judgement, thereby the control mistake occurs, can damage relevant device when serious.Be used widely so the sensor of output current signal has than high anti-jamming capacity with it, and central control module 1411 receives only voltage signal, therefore need current signal be converted to voltage signal by the analog signal conditioner module carries out relevant treatment again.The conditioning of current signal is simple, mainly is to select suitable sample resistance.After the current signal conditioning, software is more loaded down with trivial details on handling, but utilizes this signal whether to judge whether fault of sensor interlock circuit by detecting current signal in the normal range (NR).
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (7)

1. a working surface hydraulic support electrohydraulic control system is characterized in that, comprising: bracket controller (14), control terminal, information collecting device and the electromagnetic driver (21) that are connected with bracket controller (14); Wherein
Control terminal is used to import instruction and shows the data message that receives;
Information collecting device is used to gather the data of hydraulic support running parameter;
Electromagnetic driver (21) is used to drive electric hydraulic control valve group (22);
Electric hydraulic control valve group (22) links to each other with electromagnetic driver (21), is used to control the break-make of hydraulic pressure stand tube liquid path;
Bracket controller (14) is used to issue the instruction from by control terminal, and the data of the collection hydraulic support running parameter of information collecting device are offered control terminal.
One of 2. system according to claim 1 is characterized in that, below described control terminal comprises at least:
Underground main frame (12) is connected by network with bracket controller (14);
Ground host (11) is connected by network with bracket controller (14) and/or underground main frame (12);
Man-machine interface box (15).
3. system according to claim 2 is characterized in that, described information collecting device comprises sensor, comprising:
The stroke sensor that links to each other with hydraulic support (17), pressure sensor (18) and obliquity sensor (19) respectively.
4. system according to claim 3 is characterized in that, also comprises:
Wireless transceiver (16) is connected with bracket controller (14), is used for receiving the control instruction of wireless controller (23) or the program of renewal offers bracket controller (14) by wireless mode,
Infrared remote receiver (20) carries out communication by the mode of infrared communication and the infrared transmitter (25) of coal-winning machine (26) side, is used to receive the positional information of coal-winning machine.
5. system according to claim 4, it is characterized in that, described bracket controller (14) comprising: central control module (1411), and the CAN that is connected with central control module (1411) isolates transceiver module (1412), analog signal conditioner module (1413), RS232 transceiver module (1414), Electromagnetic Drive module (1419); Wherein
CAN isolates the photoelectricity isolation that transceiver module (1412) is used for central control module (1411) and external data transmission;
Analog signal conditioner module (1413) is used for that the signal that receives from sensor is carried out analog-to-digital conversion and offers central control module (1411);
RS232 transceiver module (1414) is used for the transfer of data of central control module (1411) and described man-machine interface box (15), wireless transceiver (16) and infrared remote receiver (20);
Electromagnetic Drive module (1419) is used for exporting the instruction of central control module (1411) to electromagnetic driver 21;
Central control module (1411) is used to control transfer of data that CAN isolates transceiver module (1412) and RS232 transceiver module (1414), control the analog-to-digital conversion of analog signal conditioner module (1413) and to Electromagnetic Drive module (1419) output order.
6. system according to claim 5 is characterized in that, described bracket controller (14) also comprises: be connected with central control module (1411)
The power down memory module (1416) of outside expansion is used to realize that the data power down under store;
Suddenly stop, locking detection and Executive Module (1417), the operation of bracket controller is detected and carries out; And/or
The watchdog module (1418) that the band low-voltage detects is used to detect the program that central control unit moves.
7. system according to claim 5 is characterized in that,
The built-in CAN controller of described central control module (1411) is used to control two CAN interfaces;
Described CAN isolates transceiver module (1412) and comprising:
Be connected two-way with described CAN controller and isolate transceiver module;
One the tunnel isolates transceiver module comprises photoelectric isolating device, the fault-tolerant CAN transceiver that connects successively, and two ports that described fault-tolerant CAN transceiver comprises are connected to a S port of COM1 and electronic DC switch respectively;
Another road isolates transceiver module and comprises photoelectric isolating device, the fault-tolerant CAN transceiver that connects successively, and the port that described fault-tolerant CAN transceiver comprises is connected to another S port that is used for electronic DC switch; With
The D port of described electronic DC switch is connected with the built-in CAN controller of central control module (1411);
The built-in CAN controller of described central control module (1411) is used to control the switching of electronic switch, to realize single channel or two-way CAN communication modes.
CN2010206874266U 2010-12-29 2010-12-29 Electro-hydraulic control system for hydraulic support in working face CN201934117U (en)

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CN102352763A (en) * 2011-10-27 2012-02-15 北京天地玛珂电液控制系统有限公司 Working face hydraulic support control device with wireless communication function
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CN102828763A (en) * 2012-09-20 2012-12-19 北京天地玛珂电液控制系统有限公司 Hydraulic support automatic control system with memory function on fully mechanized coal face
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CN103899344A (en) * 2014-03-13 2014-07-02 中国矿业大学 Self-adaptive leveling method and device of hydraulic support top beam
CN104131828A (en) * 2014-07-18 2014-11-05 山西平阳重工机械有限责任公司 Intelligent coupling type two-column shield super-big mining height hydraulic support
CN104747221A (en) * 2015-01-16 2015-07-01 北京煤科天玛自动化科技有限公司 Automatic support moving intelligent control method for hydraulic support for mining
CN105464691A (en) * 2014-09-09 2016-04-06 天津华宁电子有限公司 Electrohydraulic control system of hydraulic support and program and parameter updating and backup method of electrohydraulic control system
CN107559035A (en) * 2017-09-23 2018-01-09 巨隆集团芜湖兴隆液压有限公司 A kind of hydraulic support electromagnetic valve driver
CN108490897A (en) * 2018-03-14 2018-09-04 北京天地玛珂电液控制系统有限公司 A kind of automatic control system of fully-mechanized mining working
CN110847942A (en) * 2019-11-12 2020-02-28 常州联力自动化科技有限公司 Coal mine support electric hydraulic control system with redundant data bus

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CN102071956B (en) * 2010-12-29 2014-04-16 北京中科林重科技有限公司 Electro-hydraulic control system for working surface hydraulic support
CN102071956A (en) * 2010-12-29 2011-05-25 北京中科林重科技有限公司 Electro-hydraulic control system for working surface hydraulic support
CN102337908A (en) * 2011-09-19 2012-02-01 中国矿业大学 Hydraulic bracket posture detecting method and device based on multi-sensor data fusion
CN102352763A (en) * 2011-10-27 2012-02-15 北京天地玛珂电液控制系统有限公司 Working face hydraulic support control device with wireless communication function
CN102352763B (en) * 2011-10-27 2014-09-24 北京天地玛珂电液控制系统有限公司 Working face hydraulic support control device with wireless communication function
CN102373893A (en) * 2011-11-18 2012-03-14 郑州煤矿机械集团股份有限公司 Electrohydraulic control system for hydraulic support in thin-seam working surface
CN102828763B (en) * 2012-09-20 2015-02-18 北京天地玛珂电液控制系统有限公司 Hydraulic support automatic control system with memory function on fully mechanized coal face
CN102828763A (en) * 2012-09-20 2012-12-19 北京天地玛珂电液控制系统有限公司 Hydraulic support automatic control system with memory function on fully mechanized coal face
CN102943671A (en) * 2012-10-19 2013-02-27 三一重型装备有限公司 Coal mining equipment and data transmission system for same
CN102943790A (en) * 2012-11-01 2013-02-27 徐州徐工液压件有限公司 Intelligent hydraulic cylinder system
CN103161488A (en) * 2013-03-18 2013-06-19 广州日滨科技发展有限公司 Hydraulic support protective side control device and control method thereof
CN103161488B (en) * 2013-03-18 2015-11-25 广州日滨科技发展有限公司 Hydraulic support protective side control device and control method thereof
CN103352713B (en) * 2013-07-17 2016-02-10 中国矿业大学 A kind of artificial intelligent type hydraulic support electric-hydraulic control
CN103352713A (en) * 2013-07-17 2013-10-16 中国矿业大学 Artificial intelligent type hydraulic support electric-hydraulic control system
CN103899344A (en) * 2014-03-13 2014-07-02 中国矿业大学 Self-adaptive leveling method and device of hydraulic support top beam
CN103899344B (en) * 2014-03-13 2016-02-10 中国矿业大学 A kind of hydraulic support top beam self adaptation leveling method and device
CN104131828A (en) * 2014-07-18 2014-11-05 山西平阳重工机械有限责任公司 Intelligent coupling type two-column shield super-big mining height hydraulic support
CN105464691B (en) * 2014-09-09 2017-11-07 天津华宁电子有限公司 Hydraulic support electrohydraulic control system and its program and parameter update backup method
CN105464691A (en) * 2014-09-09 2016-04-06 天津华宁电子有限公司 Electrohydraulic control system of hydraulic support and program and parameter updating and backup method of electrohydraulic control system
CN104747221A (en) * 2015-01-16 2015-07-01 北京煤科天玛自动化科技有限公司 Automatic support moving intelligent control method for hydraulic support for mining
CN107559035A (en) * 2017-09-23 2018-01-09 巨隆集团芜湖兴隆液压有限公司 A kind of hydraulic support electromagnetic valve driver
CN108490897A (en) * 2018-03-14 2018-09-04 北京天地玛珂电液控制系统有限公司 A kind of automatic control system of fully-mechanized mining working
CN110847942A (en) * 2019-11-12 2020-02-28 常州联力自动化科技有限公司 Coal mine support electric hydraulic control system with redundant data bus

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