CN102582638A - Mine locomotive control measurement protection device based on controller area network (CNA) bus - Google Patents
Mine locomotive control measurement protection device based on controller area network (CNA) bus Download PDFInfo
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- CN102582638A CN102582638A CN2012100631512A CN201210063151A CN102582638A CN 102582638 A CN102582638 A CN 102582638A CN 2012100631512 A CN2012100631512 A CN 2012100631512A CN 201210063151 A CN201210063151 A CN 201210063151A CN 102582638 A CN102582638 A CN 102582638A
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Abstract
The invention relates to a mine locomotive control measurement protection device based on a controller area network (CNA) bus, which belongs to the technical field of mine locomotive control measurement protection devices and is complete in data collection, high in reliability and simple in wiring. The technical scheme is that a master control unit comprises a master control unit singlechip and a CAN bus transceiver connected with the master control unit singlechip. A display unit comprises a display and a liquid crystal display (LCD) driving module connected with the display. A first signal processing unit, a second signal processing unit and a third signal processing unit all comprise signal processing unit singlechips and CAN bus transceivers connected with the signal processing unit singlechips. All the CAN bus transceivers are connected with an on-site CAN bus which is connected with the LCD driving module. The mine locomotive control measurement protection device based on the CAN bus is suitable for the coal mine field.
Description
Technical field
The present invention is based on the mine locomotive control survey fender guard of CAN bus, belong to mine locomotive control survey fender guard technical field.
Background technology
At present, the main traditional approach that adopts of measurement, demonstration and the control of key parameters such as the electric current of mining hauling engine, voltage, battery electric quantity, hydraulic pressure, temperature, speed and the transmission of the signal between protective circuit transmits, and every road signal needs a special wire transmission; Cause that the mine locomotive signal parameter shows comprehensively, line layout is complicated, in disorder; Circuit reliability is lower, owing to there is not comprehensive information to show, makes that the maintenance of mine locomotive and maintenance difficulty are big simultaneously; Minor failure can not be by timely discovery; So that accident enlarges can not normally move locomotive, and potential safety hazard is big, has restricted the production in colliery.
Summary of the invention
The present invention overcomes the deficiency that prior art exists, and technical matters to be solved is: provide that a kind of data acquisition is comprehensive, reliability is high, the simple mine locomotive control survey fender guard of wiring.
For solving the problems of the technologies described above; The technical scheme that the present invention adopted is: based on the mine locomotive control survey fender guard of CAN bus, comprise main control unit, display unit, first signal processing unit, secondary signal processing unit, the 3rd signal processing unit, analog input unit, control input block and control output unit;
Said main control unit is made up of with the CAN bus transceiver that links to each other with the main control unit micro controller system the main control unit micro controller system; Said display unit comprises telltale and the LCD driver module composition that links to each other with telltale; Said first signal processing unit, secondary signal processing unit and the 3rd signal processing unit are formed with the CAN bus transceiver that links to each other with the signal processing unit micro controller system by the signal processing unit micro controller system; Above-mentioned CAN bus transceiver all links to each other with Field Bus CAN, and above-mentioned LCD driver module links to each other with Field Bus CAN;
Said analog input unit is made up of second-order filter circuit, and the analog quantity input end of the signal processing unit micro controller system in the mouth of the second-order filter circuit in the analog input unit and first signal processing unit links to each other;
Said control input block is made up of optical coupling isolation circuit, and the switching value input end of the signal processing unit micro controller system in the mouth of the optical coupling isolation circuit of control in the input block and the secondary signal processing unit links to each other;
Said control output unit is made up of aerotron amplification driving circuit serial connection relay, and the switching value mouth of the signal processing unit micro controller system in the input end of controlling the aerotron amplification driving circuit in the output unit and the 3rd signal processing unit links to each other.
Said main control unit and display unit are encapsulated in respectively in the explosion-proof control box; Said first signal processing unit and analog input unit are encapsulated in the explosion-proof control box; The secondary signal processing unit is encapsulated in the explosion-proof control box with the control input block, and the 3rd signal processing unit is encapsulated in the explosion-proof control box with the control output unit.
The explosion-proof control box of said encapsulation display unit is provided with the case hardened glass window that is used for observation display.
The beneficial effect that the present invention compared with prior art has is: the present invention adopts CAN bus signal transmission mode, solved circuit that traditional design method runs into increase, connect up complicated, be subject to a series of problems such as electromagnetic interference effect, system reliability decline, maintenance and inspection difficulty; Have advantages such as cost performance height, reliability is high, image data is comprehensive, wiring is succinct, increase the safety and the reliability of locomotive greatly.
Description of drawings
Do further detailed explanation below in conjunction with the accompanying drawing specific embodiments of the invention:
Fig. 1 is an electrical block diagram of the present invention;
Among the figure: 1 for main control unit, 2 for display unit, 3 be first signal processing unit, 4 for secondary signal processing unit, 5 be the 3rd signal processing unit, 6 for analog input unit, 7 for the control input block, 8 for control output unit, 9 for Field Bus CAN.
The specific embodiment
As shown in Figure 1; The present invention is based on the mine locomotive control survey fender guard of CAN bus, comprise main control unit 1, display unit 2, first signal processing unit 3, secondary signal processing unit 4, the 3rd signal processing unit 5, analog input unit 6, control input block 7 and control output unit 8; Said main control unit 1 is made up of with the CAN bus transceiver that links to each other with the main control unit micro controller system the main control unit micro controller system; Said display unit 2 comprises telltale and the LCD driver module composition that links to each other with telltale; Said first signal processing unit 3, secondary signal processing unit 4 and the 3rd signal processing unit 5 are formed by the signal processing unit micro controller system and the CAN bus transceiver that links to each other with the signal processing unit micro controller system; Above-mentioned CAN bus transceiver all links to each other with Field Bus CAN 9; Above-mentioned LCD driver module links to each other with Field Bus CAN 9, and the CAN bus transceiver is communicated by letter with LCD drive module CAN bus data.
Said analog input unit 6 is made up of second-order filter circuit, and the analog quantity input end of the signal processing unit micro controller system in the mouth of the second-order filter circuit in the analog input unit 6 and first signal processing unit 3 links to each other; Said control input block 7 is made up of optical coupling isolation circuit, and the switching value input end of the signal processing unit micro controller system in the mouth of the optical coupling isolation circuit in the control input block 7 and the secondary signal processing unit 4 links to each other; Said control output unit 8 is made up of aerotron amplification driving circuit serial connection relay, and the switching value mouth of the signal processing unit micro controller system in the input end of controlling the aerotron amplification driving circuit in the output unit 8 and the 3rd signal processing unit 5 links to each other.
Said main control unit 1 is through Field Bus CAN 9 receptions and output signal; Realize acquisition of signal and to the control and the protection of locomotive; The information that display unit 2 is handled main control unit 1 and gather through Field Bus CAN 9 shows; Analog input unit 6 is captured in the analog signals of current of electric, motor speed, hydraulic pressure, hydraulic pressure oil level, battery electric quantity, gas density and control box temperature that the sensor installed on each monitoring site of locomotive passes back; After analog input unit 6 collects analog quantity information, through first signal processing unit 3 analog signals is imported Field Bus CAN 9, control input block 7 is gathered driver's operation information; The on off state that comprises button; The model of selected optocoupler is TLP521, and the driver imports Field Bus CAN 9 to the control signal of locomotive through control input block 7 and secondary signal processing unit 4, and the control signal that main control unit 1 sends is protected with control output unit 8 control locomotive operations with to locomotive through the 3rd signal processing unit 5; Loudspeaker, the illumination of control output unit 8 control locomotives, the startup of locomotive frequency converter stops, the acceleration-deceleration of frequency converter etc.
Said main control unit 1 is encapsulated in respectively in the explosion-proof control box with display unit 2; The explosion-proof control box of said encapsulation display unit 2 is provided with the case hardened glass window that is used for observation display; Said first signal processing unit 3 is encapsulated in the explosion-proof control box with analog input unit 6; Secondary signal processing unit 4 is encapsulated in the explosion-proof control box with control input block 7, and the 3rd signal processing unit 5 is encapsulated in the explosion-proof control box with control output unit 8; Be equipped with the CAN bus port on the above-mentioned explosion-proof control box and be connected on the Field Bus CAN 9,, can reach the special production environment requirement in colliery, satisfy colliery electrical equipment requirement through explosion-proof control box.
It is the micro controller system of AT90CAN128 that main control unit micro controller system in the above-mentioned main control unit 1 adopts model; It is the CAN bus transceiver of ISO1050 that above-mentioned CAN bus transceiver adopts model; It is the telltale of XC5VFX30T that telltale in the aforementioned display device unit 2 adopts model; The model that the LCD driver module adopts is A101VW01 V3, and it is the micro controller system of AT90CAN128 that above-mentioned signal processing unit micro controller system adopts model.
Combine accompanying drawing that embodiments of the invention have been done detailed description above, but the present invention is not limited to the foregoing description, in the ken that those of ordinary skills possessed, can also under the prerequisite that does not break away from aim of the present invention, makes various variations.For example, can form mine locomotive control survey protection system, according to the difference of site work environment, increase signal processing unit and display unit, and the unit that will increase insert in the CAN bus through the present invention.
Claims (3)
1. based on the mine locomotive control survey fender guard of CAN bus, it is characterized in that: comprise main control unit (1), display unit (2), first signal processing unit (3), secondary signal processing unit (4), the 3rd signal processing unit (5), analog input unit (6), control input block (7) and control output unit (8);
Said main control unit (1) is made up of with the CAN bus transceiver that links to each other with the main control unit micro controller system the main control unit micro controller system; Said display unit (2) comprises telltale and the LCD driver module composition that links to each other with telltale; Said first signal processing unit (3), secondary signal processing unit (4) and the 3rd signal processing unit (5) are formed with the CAN bus transceiver that links to each other with the signal processing unit micro controller system by the signal processing unit micro controller system; Above-mentioned CAN bus transceiver all links to each other with Field Bus CAN (9), and above-mentioned LCD driver module links to each other with Field Bus CAN (9);
Said analog input unit (6) is made up of second-order filter circuit, and the analog quantity input end of the signal processing unit micro controller system in the mouth of the second-order filter circuit in the analog input unit (6) and first signal processing unit (3) links to each other;
Said control input block (7) is made up of optical coupling isolation circuit, and the switching value input end of the signal processing unit micro controller system in the mouth of the optical coupling isolation circuit in control input block (7) and the secondary signal processing unit (4) links to each other;
Said control output unit (8) is made up of aerotron amplification driving circuit serial connection relay, and the switching value mouth of the signal processing unit micro controller system in the input end of controlling the aerotron amplification driving circuit in the output unit (8) and the 3rd signal processing unit (5) links to each other.
2. the mine locomotive control survey fender guard based on the CAN bus according to claim 1; It is characterized in that: said main control unit (1) and display unit (2) are encapsulated in respectively in the explosion-proof control box; Said first signal processing unit (3) and analog input unit (6) are encapsulated in the explosion-proof control box; Secondary signal processing unit (4) and control input block (7) are encapsulated in the explosion-proof control box, and the 3rd signal processing unit (5) and control output unit (8) are encapsulated in the explosion-proof control box.
3. the mine locomotive control survey fender guard based on the CAN bus according to claim 2, it is characterized in that: the explosion-proof control box of said encapsulation display unit (2) is provided with the case hardened glass window that is used for observation display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100631512A CN102582638A (en) | 2012-03-12 | 2012-03-12 | Mine locomotive control measurement protection device based on controller area network (CNA) bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100631512A CN102582638A (en) | 2012-03-12 | 2012-03-12 | Mine locomotive control measurement protection device based on controller area network (CNA) bus |
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| CN102582638A true CN102582638A (en) | 2012-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012100631512A Pending CN102582638A (en) | 2012-03-12 | 2012-03-12 | Mine locomotive control measurement protection device based on controller area network (CNA) bus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103645709A (en) * | 2013-12-10 | 2014-03-19 | 永济新时速电机电器有限责任公司 | Heading machine control and protection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20020147874A1 (en) * | 2000-12-29 | 2002-10-10 | Henrik Niklasson | Control arrangement |
| CN2732574Y (en) * | 2004-09-09 | 2005-10-12 | 武汉正远铁路电气有限公司 | Railway locomotive logic control device |
| CN200969043Y (en) * | 2006-11-06 | 2007-10-31 | 中国南车集团资阳机车有限公司 | Internal combustion engine microcomputer control system |
| CN201142010Y (en) * | 2008-01-09 | 2008-10-29 | 王彪 | Bus type mobile operation box |
| CN201555893U (en) * | 2009-07-09 | 2010-08-18 | 沈阳博来德滋电子科技有限公司 | Distribution type alternating current sampling device |
| CN202499144U (en) * | 2012-03-12 | 2012-10-24 | 长治市潞安合力机械有限责任公司 | Mining locomotive control and measurement protecting device based on CAN bus |
-
2012
- 2012-03-12 CN CN2012100631512A patent/CN102582638A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020147874A1 (en) * | 2000-12-29 | 2002-10-10 | Henrik Niklasson | Control arrangement |
| CN2732574Y (en) * | 2004-09-09 | 2005-10-12 | 武汉正远铁路电气有限公司 | Railway locomotive logic control device |
| CN200969043Y (en) * | 2006-11-06 | 2007-10-31 | 中国南车集团资阳机车有限公司 | Internal combustion engine microcomputer control system |
| CN201142010Y (en) * | 2008-01-09 | 2008-10-29 | 王彪 | Bus type mobile operation box |
| CN201555893U (en) * | 2009-07-09 | 2010-08-18 | 沈阳博来德滋电子科技有限公司 | Distribution type alternating current sampling device |
| CN202499144U (en) * | 2012-03-12 | 2012-10-24 | 长治市潞安合力机械有限责任公司 | Mining locomotive control and measurement protecting device based on CAN bus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103645709A (en) * | 2013-12-10 | 2014-03-19 | 永济新时速电机电器有限责任公司 | Heading machine control and protection device |
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Application publication date: 20120718 |