CN103615276A - Support electrohydraulic control system - Google Patents
Support electrohydraulic control system Download PDFInfo
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- CN103615276A CN103615276A CN201310684507.9A CN201310684507A CN103615276A CN 103615276 A CN103615276 A CN 103615276A CN 201310684507 A CN201310684507 A CN 201310684507A CN 103615276 A CN103615276 A CN 103615276A
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- electrohydraulic control
- support electrohydraulic
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Abstract
The invention relates to a support electrohydraulic control system. The support electrohydraulic control system is characterized by comprising an explosive-proof and intrinsically safe power source, single support electrohydraulic control devices, a support server, a monitoring host, infrared emitters, handheld remote control units and positioning cards, wherein the single support electrohydraulic control devices are connected with the explosive-proof and intrinsically safe power source, the explosive-proof and intrinsically safe power source outputs two sets of intrinsically safe power sources to supply electricity to the single support electrohydraulic control devices, the single support electrohydraulic control devices are connected with one another through a wireless communication network or isolation couplers or cables, and one single support electrohydraulic control device is connected with the monitoring host through the support server. The support electrohydraulic control system is reasonable in design, the support electrohydraulic control system conducts communication in two modes, and reliability of the system is enhanced effectively; meanwhile, the problem that the whole system cannot be operated because of electric leakage and short-circuit faults of sensor cables is solved, production efficiency is improved effectively, operation by workers is facilitated, and personal safety of the workers is guaranteed.
Description
Technical field
The invention belongs to hydraulic support control technology field, especially a kind of support electrohydraulic control system.
Background technology
Hydraulic support is the support apparatus of colliery fully-mechanized mining work plane, and support electrohydraulic control system is the main corollary equipment of hydraulic support.Adopt electrichydraulic control equipment to replace traditional armstrong's patent control mode, can improve the automatization level of coal-mining technique, reduce operating personnel's working strength, improve coal mining efficiency, ensure operating personnel's personal safety.
Because colliery subsurface environment is severe, seriously polluted, there was dampness in the air for work plane, and during coal-winning machine action, coal cinder, stone splash, support-moving is frequent, sensor device is more and more, make cable between equipment occur that the fault rate opening circuit increases, therefore, the scheme that traditional electrohydraulic control system only adopts cable between frame to carry out system communication can not meet on-the-spot demand.In addition, when infrared remote receiver connects fault, can cause coal machine location inaccurate, adopt automatically and carry out the very large potential safety hazard of automation mining way existence with machine scheme.
Along with the continuous exploitation of colliery resource, the mineral products energy exhausts gradually, and people more and more pay attention to thin seam mining.When existing electrohydraulic control system operates, need operating personnel to shuttle back and forth between anterior transporter and hydraulic support, by controlling button, carry out corresponding operating, because hydraulic support height is limited, cause the inconvenience of walking about, working strength is large, and consuming time larger, coal mining efficiency is low; Simultaneously due to site work environment more complicated, adopt automatically very difficultly with machine scheme completely, often adopt automatically with machine and the mode that manually button operation combines, and while carrying out automatically following machine, need operating personnel to follow the tracks of under support and process unexpected problem, now have very large potential safety hazard.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of support electrohydraulic control system is provided, solved the problems such as potential safety hazard that system works is unstable and exist.
The present invention solves existing technical problem and takes following technical scheme to realize:
A kind of support electrohydraulic control system, comprise flameproof and intrinsically safe power supply, single-side stand electrofluidic control device, support server, monitoring host computer, infrared transmitter, hand-held remote controller and positioning cards, be connected with the flameproof and intrinsically safe power supply two groups of intrinsic safety electric sources power supplies of Bing You flameproof and intrinsically safe power supply output of described single-side stand electrofluidic control device, described single-side stand electrofluidic control device is in connecting by cable between power supply on the same group, being connected by isolating coupler between power supply on the same group not, each support electrofluidic control device can be connected by cordless communication network simultaneously, wherein a single-side stand electrofluidic control device is connected with monitoring host computer by support server.
And described single-side stand electrofluidic control device comprises bracket controller, electromagnetic valve driver, electromagnetic valve group in current, pressure sensor, displacement transducer, infrared remote receiver, wireless transceiver and personnel positioning apparatus; Described bracket controller is connected with electromagnetic valve group in current by electromagnetic valve driver and realizes the control function to electromagnetic valve group in current; Described bracket controller is connected and realizes pressure detecting and displacement detection function with pressure sensor and displacement transducer; Described bracket controller is connected with infrared remote receiver and the infrared signal of launching by infrared transmitter realizes positioning function; Described bracket controller is connected with wireless transceiver, this wireless transceiver is connected and is realized the data-transformation facility between single-side stand electrofluidic control device by cordless communication network with the wireless transceiver in other single-side stand electrofluidic control devices, and this bracket controller receives the control signal of hand-held remote controller simultaneously and realizes the control function to bracket controller; Described bracket controller is realized the detection and localization function to positioning cards by personnel positioning apparatus.
And described infrared transmitter adopts independent use, or the series connection of a plurality of infrared transmitter.
And described positioning cards is passive component and is carried by staff.
Advantage of the present invention and good effect are:
1, this control system is exported by Mei Lu flameproof and intrinsically safe power supply control section and the Sensor section that two groups of intrinsic safety electric sources are respectively single-side stand electrofluidic control device and is powered, by electrical isolation, can guarantee when sensor cable leaks electricity, do not affect control section and carry out other operations, and can cut off Sensor section current supply circuit by control section, guarantee not affect other support actions, solved because sensor cable electric leakage, short trouble cause whole system power supply undesired, caused the problem that can not operate.
2, this control system realizes wireless automatic network-building function by wireless transceiver is installed on bracket controller, when the communication cable between bracket controller causes fault because pulling broken string, can carry out by wireless network the transfer of data such as sensor status information and support control information, double-deck communication port is provided, the reliability of raising system, has solved and has turned round the abnormal problem of the communication causing of opening of breaking because of cable between support.
3, this control system, in girdle environment, can be used hand-held remote controller to carry out operated from a distance, improves the operability of system, reduces staff's labour intensity; The compatible hand-held remote controller of this hand-held remote controller and keyboard operation can adopt another equipment to work on when hand-held remote controller or the arbitrary equipment fault of keyboard simultaneously, by diversified method of operating, guarantee that coal production continues to carry out, and have improved production efficiency.
4, this control system provides personnel positioning apparatus and positioning cards, and this positioning cards is passive component and is carried by staff, improves the operability of system.When staff walks the support operating, bracket controller detects positioning cards by positioner, determines personnel positions, can realize support locking, guarantees staff's personal safety; And completely independent between personnel positioning apparatus and wireless transceiver, even if also can not affecting another, do not use a unit failure, solved in support operating process and can not identify the problem that personnel positions causes personal injury.
5, the infrared transmitter of this control system can be used in a plurality of series connection, and function simultaneously compatible one, a plurality of operation, can solve the coal machine causing because of part infrared remote receiver fault and locate inaccurate problem.
Accompanying drawing explanation
Fig. 1 is system connection layout of the present invention;
Fig. 2 is the internal frame diagram of single-side stand electrofluidic control device and the connection diagram between each control device.
The specific embodiment
Below in conjunction with accompanying drawing, the embodiment of the present invention is further described.
A kind of support electrohydraulic control system, as shown in Figure 1, comprise flameproof and intrinsically safe power supply, single-side stand electrofluidic control device, support server, monitoring host computer, infrared transmitter, hand-held remote controller and positioning cards, single-side stand electrofluidic control device is powered by flameproof and intrinsically safe power supply, it is the power supply of single-side stand electrofluidic control device that Mei Lu flameproof and intrinsically safe power supply exports two groups of intrinsic safety electric sources, between single-side stand electrofluidic control device, pass through cordless communication network, isolating coupler or cable are connected, single-side stand electrofluidic control device is in connecting by cable between power supply on the same group, being connected by isolating coupler between power supply on the same group not, each support electrofluidic control device can be connected by cordless communication network simultaneously, wherein a single-side stand electrofluidic control device is connected with monitoring host computer by support server, described support server and monitoring host computer all adopt existing equipment.
As shown in Figure 2, single-side stand electrofluidic control device comprises bracket controller, electromagnetic valve driver, electromagnetic valve group in current, pressure sensor, displacement transducer, infrared remote receiver, wireless transceiver and personnel positioning apparatus.Single-side stand electrofluidic control device is powered by flameproof and intrinsically safe power supply, two groups of intrinsic safety electric sources of flameproof and intrinsically safe power supply's output are given respectively support control section and Sensor section power supply, between these two parts, being provided with electricity isolation device realizes isolation features and can control sensor current supply circuit by control section, effectively solved because sensor cable electric leakage, short trouble cause whole system power supply undesired, caused the problem that can not operate.Described bracket controller is connected with electromagnetic valve group in current by electromagnetic valve driver and realizes the control function to electromagnetic valve group in current.Described bracket controller is connected and realizes pressure detecting and displacement detection function with pressure sensor and displacement transducer.Described bracket controller is connected with infrared remote receiver, the infrared signal that this infrared remote receiver can receive infrared transmitter transmitting realizes positioning function, wherein infrared transmitter can adopt used aloned mode, also can adopt the use of connecting of a plurality of infrared transmitters, can effectively solve the coal machine causing because of part infrared remote receiver fault and locate inaccurate problem.Described bracket controller is connected with wireless transceiver, each single-side stand electrofluidic control device forms cordless communication network by wireless transceiver and realizes radio communication function, when the communication cable between bracket controller causes fault because pulling broken string, by cordless communication network, carry out the transfer of data such as sensor status information and support control information, double-deck communication port is provided, has solved and turned round the abnormal problem of the communication causing of opening of breaking because of cable between support; Wireless transceiver receives the control signal of hand-held remote controller simultaneously, by hand-held remote controller, realizes the control function to bracket controller.Described bracket controller is realized the measuring ability to positioning cards by personnel positioning apparatus, by personnel positioning apparatus, measure the position of positioning cards, because positioning cards is passive component and is carried by staff, when staff walks the support operating, bracket controller detects positioning cards by positioner, determine personnel positions, can realize support locking, guarantee staff's personal safety; And completely independent between personnel positioning apparatus and wireless transceiver, even if a unit failure can not affect another use yet.
It is emphasized that; embodiment of the present invention is illustrative; rather than determinate; therefore the present invention includes and be not limited to the embodiment described in the specific embodiment; every other embodiments that drawn by those skilled in the art's technical scheme according to the present invention, belong to the scope of protection of the invention equally.
Claims (4)
1. a support electrohydraulic control system, it is characterized in that: comprise flameproof and intrinsically safe power supply, single-side stand electrofluidic control device, support server, monitoring host computer, infrared transmitter, hand-held remote controller and positioning cards, be connected with the flameproof and intrinsically safe power supply two groups of intrinsic safety electric sources power supplies of Bing You flameproof and intrinsically safe power supply output of described single-side stand electrofluidic control device, between described single-side stand electrofluidic control device, pass through cordless communication network, isolating coupler or cable are connected, wherein a single-side stand electrofluidic control device is connected with monitoring host computer by support server.
2. a kind of support electrohydraulic control system according to claim 1, is characterized in that: described single-side stand electrofluidic control device comprises bracket controller, electromagnetic valve driver, electromagnetic valve group in current, pressure sensor, displacement transducer, infrared remote receiver, wireless transceiver and personnel positioning apparatus; Described bracket controller is connected with electromagnetic valve group in current by electromagnetic valve driver and realizes the control function to electromagnetic valve group in current; Described bracket controller is connected and realizes pressure detecting and displacement detection function with pressure sensor and displacement transducer; Described bracket controller is connected with infrared remote receiver and the infrared signal of launching by infrared transmitter realizes positioning function; Described bracket controller is connected with wireless transceiver, this wireless transceiver is connected and is realized the data-transformation facility between single-side stand electrofluidic control device by cordless communication network with the wireless transceiver in other single-side stand electrofluidic control devices, and this bracket controller receives the control signal of hand-held remote controller simultaneously and realizes the control function to bracket controller; Described bracket controller is realized the detection and localization function to positioning cards by personnel positioning apparatus.
3. a kind of support electrohydraulic control system according to claim 2, it is characterized in that: described infrared transmitter adopts independent use, or the series connection of a plurality of infrared transmitter is used.
4. according to a kind of support electrohydraulic control system described in claim 2 or 3, it is characterized in that: described positioning cards is passive component and is carried by staff.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310684507.9A CN103615276A (en) | 2013-12-12 | 2013-12-12 | Support electrohydraulic control system |
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| CN201310684507.9A CN103615276A (en) | 2013-12-12 | 2013-12-12 | Support electrohydraulic control system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104265345A (en) * | 2014-07-29 | 2015-01-07 | 天津华宁电子有限公司 | Electrohydraulic control system single-frame motion local control method |
| CN107831721A (en) * | 2017-10-24 | 2018-03-23 | 北京天地玛珂电液控制系统有限公司 | A kind of director demon update device and method |
| CN108104859A (en) * | 2018-01-21 | 2018-06-01 | 天地科技股份有限公司 | A kind of advanced hydraulic support automatically walk control method |
| CN109915193A (en) * | 2019-04-02 | 2019-06-21 | 北京天地玛珂电液控制系统有限公司 | Hydraulic bracket control system |
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| CN201258751Y (en) * | 2007-08-21 | 2009-06-17 | 哈尔滨工业大学深圳研究生院 | Electrohydraulic control system for hydraulic support and valve control device thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104265345A (en) * | 2014-07-29 | 2015-01-07 | 天津华宁电子有限公司 | Electrohydraulic control system single-frame motion local control method |
| CN107831721A (en) * | 2017-10-24 | 2018-03-23 | 北京天地玛珂电液控制系统有限公司 | A kind of director demon update device and method |
| CN108104859A (en) * | 2018-01-21 | 2018-06-01 | 天地科技股份有限公司 | A kind of advanced hydraulic support automatically walk control method |
| CN109915193A (en) * | 2019-04-02 | 2019-06-21 | 北京天地玛珂电液控制系统有限公司 | Hydraulic bracket control system |
| CN109915193B (en) * | 2019-04-02 | 2020-12-22 | 北京天地玛珂电液控制系统有限公司 | Hydraulic support control system |
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Application publication date: 20140305 |