CN204270084U - Underground coal mine communication control unit - Google Patents
Underground coal mine communication control unit Download PDFInfo
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- CN204270084U CN204270084U CN201420830150.0U CN201420830150U CN204270084U CN 204270084 U CN204270084 U CN 204270084U CN 201420830150 U CN201420830150 U CN 201420830150U CN 204270084 U CN204270084 U CN 204270084U
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Abstract
The underground coal mine communication control unit that the utility model provides, comprise controller and equipment along the line, controller is connected by 8 core communication cable for mine with equipment along the line, 8 core communication cable for mine comprise 2 power leads, 2 voice lines, 1 information trunk, 1 safety return circuit line and 2 data lines, equipment along the line comprises emergency stop switch, hands free telephone and line terminal, and described emergency stop switch and described hands free telephone are located between controller and line terminal by 8 core communication cable for mine.What produce on safety return circuit line due to the middle-position machine in controller is DC stacked AC signal, and noise is little, and antijamming capability is strong; Middle-position machine carries out the process of cable residual charge on information trunk, and the traffic rate of information trunk improves more than 10 times; Middle-position machine central processing unit and external circuit carry out signal transmission by light signal, realize electrical isolation, prevent external circuit from producing interference to central processing unit.
Description
Technical field
The utility model belongs to underground coal mine domain of communication equipment, particularly a kind of underground coal mine communication control unit.
Background technology
Existing underground coal mine is mined can arrange a lot of equipment along the line, and produces just particularly important relative to downhole safety to the monitoring of equipment along the line.The noise of existing intrinsic safety type controller to Signal transmissions is large, poor anti jamming capability, traffic rate is low, the acquisition quality tool of facility information along the line is had a significant impact, so how to design, a kind of antijamming capability is strong, noise is little, and the underground coal mine communication control unit that traffic rate is high becomes the problem of those skilled in the art's research.
Summary of the invention
The problem that the utility model primarily will solve is to provide that a kind of antijamming capability is strong, noise is little, the intrinsic safety type controller that traffic rate is high; Secondly the switching problem of Multiinputoutput can also be solved.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of underground coal mine communication control unit, comprise controller and equipment along the line, described controller is connected by 8 core communication cable for mine with described equipment along the line, described 8 core communication cable for mine comprise 2 power leads, 2 voice lines, 1 information trunk, 1 safety return circuit line and 2 data lines, described equipment along the line comprises emergency stop switch, hands free telephone and line terminal, described emergency stop switch and described hands free telephone are located between controller and described line terminal by described 8 core communication cable for mine, described controller comprises host computer, middle-position machine, keyboard, acoustic-optic alarm and power module, described power module is host computer, middle-position machine, keyboard harmony light warning device provides direct supply, described host computer and middle-position machine, keyboard harmony light warning device connects and carries out exchanges data, central processing unit is provided with in middle-position machine, central processing unit carries out signal transmission by light signal and external circuit, external circuit comprises direct current signal generation module, AC signal generation module, laminating module and residual charge processing module, direct current signal generation module and AC signal generation module are by signal transmission to Signal averaging module, and Signal averaging module will be transported to safety return circuit line after Signal averaging, signal is transported to information trunk through residual charge processing module by light signal by central processing unit.
Described host computer comprises mainboard, described mainboard is provided with CPU board, USB interface, CAN communication interface, RJ45 cable interface and RS232 interface; Described CPU board is connected with RS232 interface with USB interface, CAN communication interface, RJ45 cable interface respectively; Described CPU board to be connected with middle-position machine, keyboard by CAN communication interface and to carry out exchanges data; Described CPU board is also connected with acoustic-optic alarm.
Described emergency stop switch comprises urgency and stops module, scram button, suddenly stops pilot lamp and eight core sockets, the two ends that described urgency stops module are located at by described eight core sockets, described urgency is stopped module and is stopped pilot lamp with scram button be connected with anxious respectively, suddenly stopping module detects the state of scram button and the state of safety return circuit line in real time, and is uploaded to middle-position machine by information trunk.
Described hands free telephone stops module, scram button primarily of mic assembly, loudspeaker, talk-button, urgency, suddenly stops pilot lamp and eight core sockets composition, and described mic assembly is connected with talk-button with loudspeaker respectively; Described urgency is stopped module and is stopped pilot lamp with scram button be connected with anxious respectively, and described mic assembly and described urgency stop model calling, and urgency is stopped module and detected the state of scram button and the state of safety return circuit line in real time, and is uploaded to middle-position machine by information trunk.
Described line terminal comprises eight core sockets, Speech signal detection plate, end plaste, described line terminal is connected with equipment along the line by described eight core sockets, voice signal along the line sends end plaste to by Speech signal detection plate, and being uploaded to middle-position machine by information trunk, all the other signals directly introduce end plaste.
Described equipment along the line also comprises tandem device, and described tandem device comprises slave computer, temperature plate, voice module and scram button, described slave computer comprises load module, output module, input type selector switch, central processing unit and the chain control module of hardware, described load module is connected with central processing unit by input type selector switch, voice module is connected with described central processing unit, described scram button connects the chain control module of hardware, the chain control module of described hardware controls down-hole coal excavation apparatus disconnection in emergency circumstances by output module, the signal that under described load module monitor well, the signal of each sensor and the temperature sensor of temperature plate collection transmit, central processing unit is input to through input type selector switch, central processing unit controls down-hole coal excavation apparatus according to gathered signal by output module, described load module is multichannel input, described output module is multiple-channel output, input type modular converter is provided with in described load module, also be provided with safety return circuit line between the chain control module of described hardware and described emergency stop switch, when described safety return circuit line is used for emergency condition, disconnect down-hole coal excavation apparatus.
Described input type selector switch is controlled by the selection that 3 select 1 control line to receive central processing unit, selects a selection to frequency quantity, voltage, switching value three kinds of input quantities.
Described each sensor comprises misalignment sensor, heap coal sensor, speed pickup, tears sensor, smoke transducer and temperature sensor, and described temperature sensor is connected with temperature plate.
Described central processing unit sends signal to middle-position machine by data line, and middle-position machine sends host computer display again to or reports to the police.
The advantage that the utility model has and good effect are: 1. what middle-position machine produced on safety return circuit line is DC stacked AC signal, and AC signal is sinusoidal wave, and noise is little, and antijamming capability is strong; Middle-position machine has carried out the process of cable residual charge on information trunk, and the traffic rate of information trunk is improved more than 10 times; The central processing unit of middle-position machine and external circuit carry out signal transmission by light signal, achieve the isolation electrically, effectively prevent external circuit from producing interference etc. to central processing unit; Host computer has multiple interfaces, the needs of down-hole various application occasions can be met; 2. the structural design of tandem device makes the utility model emergency stop switch control more reliably the shutoff of coal excavation apparatus, and reaction velocity is faster; Input type modular converter is arranged in load module, avoids the outside instability and the unreliability that connect input type modular converter; Safety return circuit line is in emergency circumstances turned off coal excavation apparatus by the chain control module of hardware, improves reliability and reaction velocity, and then reduces breakdown loss; 3. arranging of voice call is conveniently conversed along the line; 4. the mining state to power supply along the line, safety return circuit, voice signal and data-signal that arranges of terminal indicates respectively by the bottom surface of line terminal there being 4 pilot lamp, can Check System fault in end.
Accompanying drawing explanation
Fig. 1 is the theory diagram of this utility model;
Fig. 2 is the theory diagram of the utility model controller;
Fig. 3 is the structural representation of the utility model emergency stop switch;
Fig. 4 is the theory diagram of the utility model emergency stop switch;
Fig. 5 is the structural representation of the utility model hands free telephone;
Fig. 6 is the theory diagram of the utility model hands free telephone;
Fig. 7 is the theory diagram of the utility model line terminal;
Fig. 8 is the structural representation of the utility model line terminal;
Fig. 9 is the theory diagram of the utility model tandem device.
In figure: 1. controller, 2. emergency stop switch, 3. hands free telephone, 4. terminal, 5. scram button, 6. pilot lamp, 7. eight core sockets, 8.mic assembly, 9. loudspeaker, 10. talk-button;
The definition of eight core cables and eight core socket 1-8 pin: 1 pin :+15v along the line, 2 pin :-15v along the line, 3 pin: voice lines is low, 4 pin: voice lines is high, 5 pin: information trunk, 6 pin: safety return circuit line, 7 pin: data line is low, 8 pin: data line is high.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is further described.
As shown in figs 1-9, a kind of underground coal mine communication control unit, comprise controller and equipment along the line, described controller is connected by 8 core communication cable for mine with described equipment along the line, described 8 core communication cable for mine comprise 2 power leads, 2 voice lines, 1 information trunk, 1 safety return circuit line and 2 data lines, described equipment along the line comprises emergency stop switch, hands free telephone and line terminal, described emergency stop switch and described hands free telephone are located between controller and described line terminal by described 8 core communication cable for mine, emergency stop switch and hands free telephone can carry out arranging (being generally interval to arrange) according to along the line needs, described controller comprises host computer, middle-position machine, keyboard, acoustic-optic alarm and power module, described power module is host computer, middle-position machine, keyboard harmony light warning device provides direct supply, described host computer and middle-position machine, keyboard harmony light warning device connects and carries out exchanges data, central processing unit is provided with in middle-position machine, central processing unit carries out signal transmission by light signal and external circuit, external circuit comprises direct current signal generation module, AC signal generation module, laminating module and residual charge processing module, direct current signal generation module and AC signal generation module are by signal transmission to Signal averaging module, and Signal averaging module will be transported to safety return circuit line after Signal averaging, signal is transported to information trunk through residual charge processing module by light signal by central processing unit.
Described host computer comprises mainboard, described mainboard is provided with CPU board, USB interface, CAN communication interface, RJ45 cable interface and RS232 interface; Described CPU board is connected with RS232 interface with USB interface, CAN communication interface, RJ45 cable interface respectively; Described CPU board to be connected with middle-position machine, keyboard by CAN communication interface and to carry out exchanges data; Described CPU board is also connected with acoustic-optic alarm.
Described controller comprises intrinsic safety chamber and explosion-proof chamber, and described host computer and power module are located in described explosion-proof chamber, and be supply socket on the right side of described explosion-proof chamber, host computer is arranged on described explosion-proof chamber cavity door, and power module is arranged on explosion-proof chamber cavity bottom.
Described middle-position machine, keyboard harmony light warning device are located in intrinsic safety chamber, and described middle-position machine is located at described intrinsic safety chamber cavity bottom, and described keyboard harmony light warning device is located on door in intrinsic safety chamber.The door face board in intrinsic safety chamber is also provided with pilot lamp.
Be provided with 4 pieces of middle-position machines in described intrinsic safety chamber, be connected with 4 the eight core sockets be provided with on the downside of intrinsic safety chamber, each socket all connects 1 along the line.
The major function program storage of controller and process, optimum configurations, information displaying, centralized control and sound and light alarm etc.Controller is that user provides abundant parameter setting window, can meet the needs of down-hole various application occasions; The data message of controller collection equipment along the line also carries out analyzing and processing, takes sound and light alarm or suddenly stops measure, ensureing the safety in production of underground coal mine.
Described emergency stop switch comprises urgency and stops module, scram button, suddenly stops pilot lamp and eight core sockets, the two ends that described urgency stops module are located at by described eight core sockets, described urgency is stopped module and is stopped pilot lamp with scram button be connected with anxious respectively, suddenly stopping module detects the state of scram button and the state of safety return circuit line in real time, and is uploaded to middle-position machine by information trunk.
Scram button is used for realization and stops in emergency; Suddenly stop the various states that module can detect safety return circuit line, comprise: normal, inlet wire side short circuit, outgoing line side short circuit, the open circuit of inlet wire side, outgoing line side open circuit, scram button are pressed with scram button normal, for localization of fault along the line and malfunction elimination provide very detailed information.
Described hands free telephone stops module, scram button primarily of mic assembly, loudspeaker, talk-button, urgency, suddenly stops pilot lamp and eight core sockets composition, and described mic assembly is connected with talk-button with loudspeaker respectively; Described urgency is stopped module and is stopped pilot lamp with scram button be connected with anxious respectively, and described mic assembly and described urgency stop model calling, and urgency is stopped module and detected the state of scram button and the state of safety return circuit line in real time, and is uploaded to middle-position machine by information trunk.
The major function of loudspeaker is exactly playback, and cycling start early warning, the speech communication along the line of system have all been come by it; Pin talk-button, facing to the speech of mic assembly, it is along the line that voice can be passed to whole piece.
Described line terminal comprises eight core sockets, Speech signal detection plate, end plaste, described line terminal is connected with equipment along the line by described eight core sockets, voice signal along the line sends end plaste to by Speech signal detection plate, and being uploaded to middle-position machine by information trunk, all the other signals directly introduce end plaste.
Monitoring effect can be played to the power supply of system, safety return circuit, voice signal, data-signal in line terminal, after the supply voltage of end drops to below 9V, Mine-used I. S line terminal KTC136-ZD will quit work, after supply voltage is greater than 9V, automatic unlatching safety return circuit, restarts work.
Described equipment along the line also comprises tandem device, and described tandem device comprises slave computer, temperature plate, voice module and scram button, described slave computer comprises load module, output module, input type selector switch, central processing unit and the chain control module of hardware, described load module is connected with central processing unit by input type selector switch, voice module is connected with described central processing unit, described scram button connects the chain control module of hardware, the chain control module of described hardware controls down-hole coal excavation apparatus disconnection in emergency circumstances by output module, the signal that under described load module monitor well, the signal of each sensor and the temperature sensor of temperature plate collection transmit, central processing unit is input to through input type selector switch, central processing unit controls down-hole coal excavation apparatus according to gathered signal by output module, described load module is multichannel input, described output module is multiple-channel output, input type modular converter is provided with in described load module, also be provided with safety return circuit line between the chain control module of described hardware and described emergency stop switch, when described safety return circuit line is used for emergency condition, disconnect down-hole coal excavation apparatus.Due to the setting of the chain control module of hardware, emergency stop switch controls more reliable to the shutoff of coal excavation apparatus, reaction velocity is faster.
Described input type selector switch is controlled by the selection that 3 select 1 control line to receive central processing unit, selects a selection to frequency quantity, voltage, switching value three kinds of input quantities.
Described each sensor comprises misalignment sensor, heap coal sensor, speed pickup, tears sensor, smoke transducer and temperature sensor, and described temperature sensor is connected with temperature plate.
Described central processing unit sends signal to middle-position machine by data line, and middle-position machine sends host computer display again to or reports to the police.
Tandem device is located at the many places of input and output along the line, such as controller annex.
In tandem device, voice plate completes function of voice communication; Scram button controls safety return circuit line and controls output module shutoff down-hole coal excavation apparatus by the chain control module of hardware, comprises the shutoff of normal condition and emergency condition two kinds of situations; Load module monitoring gathers the signal of various sensor, and send selected information to central processing unit by input type selector switch, central processing unit sends middle-position machine to again by data line, and middle-position machine sends host computer to carry out showing or reporting to the police.
Above embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present invention.All equalizations done according to the utility model scope change and improve, and all should still belong within this patent covering scope.
Claims (9)
1. a underground coal mine communication control unit, it is characterized in that: comprise controller and equipment along the line, described controller is connected by 8 core communication cable for mine with described equipment along the line, described 8 core communication cable for mine comprise 2 power leads, 2 voice lines, 1 information trunk, 1 safety return circuit line and 2 data lines, described equipment along the line comprises emergency stop switch, hands free telephone and line terminal, described emergency stop switch and described hands free telephone are located between controller and described line terminal by described 8 core communication cable for mine, described controller comprises host computer, middle-position machine, keyboard, acoustic-optic alarm and power module, described power module is host computer, middle-position machine, keyboard harmony light warning device provides direct supply, described host computer and middle-position machine, keyboard harmony light warning device connects and carries out exchanges data, central processing unit is provided with in middle-position machine, central processing unit carries out signal transmission by light signal and external circuit, external circuit comprises direct current signal generation module, AC signal generation module, laminating module and residual charge processing module, direct current signal generation module and AC signal generation module are by signal transmission to Signal averaging module, and Signal averaging module will be transported to safety return circuit line after Signal averaging, signal is transported to information trunk through residual charge processing module by light signal by central processing unit.
2. underground coal mine communication control unit as claimed in claim 1, is characterized in that: described host computer comprises mainboard, described mainboard is provided with CPU board, USB interface, CAN communication interface, RJ45 cable interface and RS232 interface; Described CPU board is connected with RS232 interface with USB interface, CAN communication interface, RJ45 cable interface respectively; Described CPU board to be connected with middle-position machine, keyboard by CAN communication interface and to carry out exchanges data; Described CPU board is also connected with acoustic-optic alarm.
3. underground coal mine communication control unit as claimed in claim 1, it is characterized in that: described emergency stop switch comprises urgency and stops module, scram button, suddenly stops pilot lamp and eight core sockets, the two ends that described urgency stops module are located at by described eight core sockets, described urgency is stopped module and is stopped pilot lamp with scram button be connected with anxious respectively, suddenly stopping module detects the state of scram button and the state of safety return circuit line in real time, and is uploaded to middle-position machine by information trunk.
4. underground coal mine communication control unit as claimed in claim 1, it is characterized in that: described hands free telephone stops module, scram button primarily of mic assembly, loudspeaker, talk-button, urgency, suddenly stops pilot lamp and eight core sockets composition, and described mic assembly is connected with talk-button with loudspeaker respectively; Described urgency is stopped module and is stopped pilot lamp with scram button be connected with anxious respectively, and described mic assembly and described urgency stop model calling, and urgency is stopped module and detected the state of scram button and the state of safety return circuit line in real time, and is uploaded to middle-position machine by information trunk.
5. underground coal mine communication control unit as claimed in claim 1, it is characterized in that: described line terminal comprises eight core sockets, Speech signal detection plate, end plaste, described line terminal is connected with equipment along the line by described eight core sockets, voice signal along the line sends end plaste to by Speech signal detection plate, and being uploaded to middle-position machine by information trunk, all the other signals directly introduce end plaste.
6. the underground coal mine communication control unit as described in any one of claim 1-5, is characterized in that: described equipment along the line also comprises tandem device, and described tandem device comprises slave computer, temperature plate, voice module and scram button, described slave computer comprises load module, output module, input type selector switch, central processing unit and the chain control module of hardware, described load module is connected with central processing unit by input type selector switch, voice module is connected with described central processing unit, described scram button connects the chain control module of hardware, the chain control module of described hardware controls down-hole coal excavation apparatus disconnection in emergency circumstances by output module, the signal that under described load module monitor well, the signal of each sensor and the temperature sensor of temperature plate collection transmit, central processing unit is input to through input type selector switch, central processing unit controls down-hole coal excavation apparatus according to gathered signal by output module, described load module is multichannel input, described output module is multiple-channel output, input type modular converter is provided with in described load module, also be provided with safety return circuit line between the chain control module of described hardware and described emergency stop switch, when described safety return circuit line is used for emergency condition, disconnect down-hole coal excavation apparatus.
7. underground coal mine communication control unit as claimed in claim 6, is characterized in that: described input type selector switch is controlled by the selection that 3 select 1 control line to receive central processing unit, selects a selection to frequency quantity, voltage, switching value three kinds of input quantities.
8. underground coal mine communication control unit as claimed in claim 6, it is characterized in that: described each sensor comprises misalignment sensor, heap coal sensor, speed pickup, tears sensor, smoke transducer and temperature sensor, and described temperature sensor is connected with temperature plate.
9. underground coal mine communication control unit as claimed in claim 6, is characterized in that: described central processing unit sends signal to middle-position machine by data line, and middle-position machine sends host computer display again to or reports to the police.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420830150.0U CN204270084U (en) | 2014-12-23 | 2014-12-23 | Underground coal mine communication control unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420830150.0U CN204270084U (en) | 2014-12-23 | 2014-12-23 | Underground coal mine communication control unit |
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| Publication Number | Publication Date |
|---|---|
| CN204270084U true CN204270084U (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420830150.0U Withdrawn - After Issue CN204270084U (en) | 2014-12-23 | 2014-12-23 | Underground coal mine communication control unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN204270084U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483882A (en) * | 2014-12-23 | 2015-04-01 | 天津通联电气有限公司 | Underground coal mine communication control device |
| CN107734401A (en) * | 2017-09-22 | 2018-02-23 | 上海华欣民福自控设备有限公司 | Multi-protocol communication board and multi-protocol communication system based on second-order low-pass filter |
| CN114265373A (en) * | 2021-11-22 | 2022-04-01 | 煤炭科学研究总院 | Integrated control platform control system for fully mechanized mining face |
-
2014
- 2014-12-23 CN CN201420830150.0U patent/CN204270084U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104483882A (en) * | 2014-12-23 | 2015-04-01 | 天津通联电气有限公司 | Underground coal mine communication control device |
| CN104483882B (en) * | 2014-12-23 | 2017-06-13 | 天津通联电气有限公司 | Underground coal mine communication control unit |
| CN107734401A (en) * | 2017-09-22 | 2018-02-23 | 上海华欣民福自控设备有限公司 | Multi-protocol communication board and multi-protocol communication system based on second-order low-pass filter |
| CN107734401B (en) * | 2017-09-22 | 2021-08-10 | 上海华欣民福自控设备有限公司 | Multi-protocol communication board based on second-order low-pass filter and multi-protocol communication system |
| CN114265373A (en) * | 2021-11-22 | 2022-04-01 | 煤炭科学研究总院 | Integrated control platform control system for fully mechanized mining face |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150415 Effective date of abandoning: 20170613 |