CN112382060A - Coal-rich gas stratum tunnel disaster early warning system - Google Patents
Coal-rich gas stratum tunnel disaster early warning system Download PDFInfo
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- CN112382060A CN112382060A CN202011264034.3A CN202011264034A CN112382060A CN 112382060 A CN112382060 A CN 112382060A CN 202011264034 A CN202011264034 A CN 202011264034A CN 112382060 A CN112382060 A CN 112382060A
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- 239000003245 coal Substances 0.000 title claims abstract description 27
- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- 230000008054 signal transmission Effects 0.000 claims abstract description 15
- 238000012545 processing Methods 0.000 claims description 37
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 28
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 5
- 238000013480 data collection Methods 0.000 claims description 5
- 238000011157 data evaluation Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 2
- 239000003034 coal gas Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
- G08B21/16—Combustible gas alarms
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation
- G08B29/02—Monitoring continuously signalling or alarm systems
- G08B29/06—Monitoring of the line circuits, e.g. signalling of line faults
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- General Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Toxicology (AREA)
- Computer Networks & Wireless Communication (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Computer Security & Cryptography (AREA)
- Alarm Systems (AREA)
Abstract
The invention discloses a coal-gas-rich stratum tunnel disaster early warning system which comprises a real-time monitoring unit and an early warning unit, wherein the input end of the real-time monitoring unit is electrically connected with the output end of a power supply module through a lead, the output end of the power supply module is electrically connected with the input end of a standby power supply module through a guide, and the output end of the standby power supply module is electrically connected with the input end of the real-time monitoring unit through a lead. This coal-rich gas stratum tunnel calamity early warning system, when the power supply circuit broke down or cut off the power supply, can launch the stand-by power supply module and supply power for real-time monitoring unit to can't real-time accurate prediction danger in the time of preventing cutting off the power supply, and can directly reach remote early warning module with signal transmission after the circuit broke down, remind the staff in time to overhaul the trouble, in order to avoid the stand-by power supply module in the electric quantity to use up, real-time monitoring unit became invalid, this early warning system's reliability has been improved.
Description
Technical Field
The invention relates to the technical field of early warning systems, in particular to a coal-gas-rich stratum tunnel disaster early warning system.
Background
The coal-rich unit is a relatively thick and stably distributed part of the same coal seam, a certain form is frequently found in space, namely, ancient geography and ancient structure are favorable for peat accumulation, the coal-rich unit is defined according to each main coal seam, and the outline of the coal-rich unit is determined according to the development thickness of the coal seams. The same sedimentation system unit or system domain unit in the coal gathering basin can contain a plurality of coal-rich units, and the plane spread pattern of the coal-rich units is obviously controlled by the sedimentation system. The coal-rich unit is controlled by the ancient geographic background except that the coal-rich unit is controlled by structural settlement and a base co-deposition fracture network, and complex stress state problems such as uneven stress (strain gradient exists), repeated actions of load (stress) for many times, constraint on boundaries, different ways of reaching the same stress value and the like often occur in the construction of a large-section tunnel crossing the coal-rich soft rock, so that after tunnel construction and in the using process, danger early warning needs to be carried out on the tunnel in real time in order to improve the safety.
The existing tunnel disaster early warning system always depends on an external power supply for power supply, once the power is cut off, or when a circuit fails and the power cannot be supplied, the early warning system cannot be used, and the reliability is low.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a coal-gas-rich stratum tunnel disaster early warning system, which solves the problems that the early warning system cannot be used and has poor reliability once power is cut off or a circuit fails and cannot supply power by depending on an external power supply.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a coal-rich gas stratum tunnel disaster early warning system, includes real-time supervision unit and early warning unit, the input of real-time supervision unit passes through wire and power module's output electric connection to power module's output passes through direction and stand-by power module's input electric connection, stand-by power module's output passes through wire and real-time supervision unit's input electric connection.
The real-time monitoring unit comprises a central processing unit, the output end of the central processing unit is electrically connected with the input end of the standby power supply module through a wire, the input end of the central processing unit is electrically connected with the output end of the circuit self-checking module through a wire, and the output end of the central processing unit is electrically connected with the input end of the wireless signal sending module through a wire.
The early warning unit comprises a remote early warning module and a tunnel portal warning module.
Preferably, the output end of the wireless signal sending module is wirelessly and respectively transmitted with the input ends of the remote early warning module and the tunnel portal warning module, and the output end of the remote early warning module is wirelessly and wirelessly transmitted with the input end of the tunnel portal warning module.
Preferably, the output end of the central processing unit is electrically connected with the input end of the methane sensor through a wire, the output end of the methane sensor is electrically connected with the input end of the comparison module through a wire, the output end of the comparison module is electrically connected with the input end of the feedback module through a wire, and the output end of the central processing unit is electrically connected with the input end of the comparison module through a wire.
Preferably, the input end of the central processing unit is electrically connected with the output ends of the steel bar meter and the stress meter through wires, and the output end of the central processing unit is electrically connected with the input end of the data collection module through wires.
Preferably, the output end of the data collection module is electrically connected with the input end of the data evaluation module through a wire, and the output end of the data evaluation module is electrically connected with the input end of the feedback module through a wire.
Preferably, the remote early warning module comprises a wireless signal transceiver module and an intelligent terminal, and the wireless signal transceiver module realizes signal transmission with the intelligent terminal through wireless communication.
Preferably, tunnel portal warning module includes controller, wireless signal receiving module, siren, LED display screen and megaphone, signal transmission is realized through wireless and the input of controller to wireless signal receiving module's output.
Preferably, the output end of the controller is electrically connected with the input ends of the alarm, the LED display screen and the loudspeaker through wires respectively.
(III) advantageous effects
The invention provides a coal-gas-rich stratum tunnel disaster early warning system. Compared with the prior art, the method has the following beneficial effects:
(1) the coal-gas-rich stratum tunnel disaster early warning system is electrically connected with the output end of a power supply module through an input end of a real-time monitoring unit through a lead, the output end of the power supply module is electrically connected with the input end of a standby power supply module through a guide, the output end of the standby power supply module is electrically connected with the input end of the real-time monitoring unit through a lead, the output end of a central processing unit is electrically connected with the input end of the standby power supply module through a lead, the input end of the central processing unit is electrically connected with the output end of a circuit self-checking module through a lead, the circuit self-checking module and the standby power supply module are arranged, when a power supply circuit fails or is powered off, the standby power supply module can be started to supply power for the real-time monitoring unit so as to prevent the real-time and accurate prediction danger, reminding the staff to overhaul the fault in time to the electric quantity runs out in the stand-by power supply module, the real-time monitoring unit is invalid, has improved this early warning system's reliability.
(2) This coal-gas-rich stratum tunnel disaster early warning system, the output through central processing unit passes through wire and wireless signal transmission module's input electric connection, wireless signal transmission module's output is through wireless respectively with remote early warning module and tunnel portal warning module's input realization signal transmission, when dangerous situation is monitored to this system, can in time send warning signal to the vehicle of passing by the way through tunnel portal warning module, and the staff can carry out voice warning through intelligent terminal, greatly save the early warning time, even unmanned on duty, also can reach the early warning purpose to the vehicle of passing by the way, the security has been improved.
Drawings
FIG. 1 is a schematic block diagram of the structure of the present invention;
FIG. 2 is a schematic block diagram of the remote early warning module according to the present invention;
fig. 3 is a structural schematic block diagram of the tunnel portal warning module of the present invention.
In the figure, 1 a real-time monitoring unit, 11 a central processing unit, 12 a circuit self-checking module, 13 a wireless signal sending module, 14 a methane sensor, 15 a contrast module, 16 a feedback module, 17 a steel bar meter, 18 a stress meter, 19 a data collecting module, 110 a data evaluating module, 2 an early warning unit, 21 a remote early warning module, 211 a wireless signal receiving and sending module, 212 an intelligent terminal, 22 a tunnel entrance warning module, 221 a controller, 222 a wireless signal receiving module, 223 an alarm, 224 an LED display screen, 225 a loudspeaker, 3 a power supply module and 4 a standby power supply module.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a technical solution: the utility model provides a coal-rich gas stratum tunnel disaster early warning system, includes real-time supervision unit 1 and early warning unit 2, real-time supervision unit 1's input passes through wire and power module 3's output electric connection to power module 3's output passes through the input electric connection of direction and stand-by power module 43, and stand-by power module 4's output passes through wire and real-time supervision unit 1's input electric connection.
Referring to fig. 1, the real-time monitoring unit 1 includes a central processing unit 11, the model is ARM9, the central processing unit 11 is an operation core and a control core of a computer, and is a final execution unit for information processing and program operation, the input end of the central processing unit 11 is electrically connected with the output ends of a reinforcing steel bar meter 17 and a stress gauge 18 through wires, the reinforcing steel bar meter 17 is suitable for monitoring the stress variation of a reinforcing steel bar or an anchor rod in concrete or other structures, has high precision, high sensitivity, excellent waterproof performance and long-term stability, a built-in temperature sensor can monitor the environmental temperature of an installation position, a special anti-interference four-core shielded cable is used for transmitting frequency and temperature resistance signals, the measured value is not affected by the length of the cable, and is suitable for monitoring the reinforcing steel bar stress and the anchor rod stress variation of a building for a long time under various severe environments, the stress, the output end of the central processing unit 11 is electrically connected with the input end of the data collecting module 19 through a wire, the output end of the data collecting module 19 is electrically connected with the input end of the data evaluating module 110 through a wire, the output end of the data evaluating module 110 is electrically connected with the input end of the feedback module 16 through a wire, the output end of the central processing unit 11 is electrically connected with the input end of the methane sensor 14 through a wire, the methane sensor 14 is used for continuously monitoring the methane concentration at a coal mine roadway, a mining working face, a goaf, a return air roadway, an electromechanical chamber and the like in a coal mine safety detection system, the output end of the methane sensor 14 is electrically connected with the input end of the comparison module 15 through a wire, the output end of the comparison module 15 is electrically connected with the input end of the feedback module 16 through a wire, and the output end of the central processing unit 11, the output terminal of the central processing unit 11 is electrically connected to the input terminal of the standby power module 43 through a wire, the input terminal of the central processing unit 11 is electrically connected to the output terminal of the circuit self-checking module 12 through a wire, and the output terminal of the central processing unit 11 is electrically connected to the input terminal of the wireless signal transmitting module 13 through a wire.
Referring to fig. 1-2, in the embodiment of the present invention, the early warning unit 2 includes a remote early warning module 21 and a tunnel portal warning module 22, the remote early warning module 21 includes a wireless signal transceiver module 211 and an intelligent terminal 212, the wireless signal transceiver module 211 implements signal transmission with the intelligent terminal 212 through wireless transmission, an output end of the wireless signal transmitter module 13 implements signal transmission with input ends of the remote early warning module 21 and the tunnel portal warning module 22 respectively through wireless transmission, and an output end of the remote early warning module 21 implements signal transmission with an input end of the tunnel portal warning module 22 through wireless transmission.
Referring to fig. 3, in the embodiment of the present invention, the tunnel portal warning module 22 includes a controller 221, a wireless signal receiving module 222, an alarm 223, a plurality of LED display screens 224 and a plurality of loudspeakers 225, where the alarm 223 and the LED display screens 224 are both disposed within a range of 100 m away from the tunnel portal, and the number of the loudspeakers 225 is several, and one of the loudspeakers 223 and the LED display screens 224 may be disposed near the alarm 223 and the LED display screens 224, and several of the loudspeakers may be disposed in the tunnel, and the specific number may be determined according to actual conditions, the output end of the wireless signal receiving module 222 realizes signal transmission with the input end of the controller 221 through wireless, and the output end of the controller 221 is electrically connected with the input ends of the alarm 223, the LED display screens 224 and the loudspeakers 225 through wires, respectively.
During the use, set up a plurality of reinforcement meter 17 and stress gauge 18 in the suitable position in the tunnel, reinforcement meter 17 real-time supervision tunnel reinforcing bar's stress change, stress gauge 18 real-time supervision tunnel inner wall's stress change, and transmit central processing unit 11 with the testing result, central processing unit 11 puts the data collection module 19 with signal transmission and sorts the data, data transmission after the arrangement carries out real-time assessment to data evaluation module 110 to each item data, and transmit the assessment result to central processing unit 11 through feedback module 16, and meanwhile, methane sensor 14 real-time supervision tunnel methane content, and transmit the numerical value that detects to comparison module 15, comparison module 15 compares the numerical value that detects with the methane content threshold value that sets for, and transmit the comparison result for central processing unit 11 through feedback module 16.
If the reinforcing bar meter 17 and the stress meter 18 detect that the stress of the reinforcing bar or the inner wall of the tunnel has obvious change, or the detected methane content value is greater than the set methane content threshold value, the central processing unit 11 directly transmits the signal to the remote early warning module 21 and the tunnel portal warning module 22 through the wireless signal transmitting module 13, and after the wireless signal receiving and transmitting module 211 in the remote early warning module 21 receives the signal, the wireless signal receiving and transmitting module directly transmits the early warning signal to the intelligent terminal 212 to remind a worker to deal with the early warning signal in time.
The staff judges the dangerous condition that probably appears according to the early warning signal, and send out voice message through intelligent terminal 212, transmit the signal to tunnel portal warning module 22 through wireless signal transceiver module 211, wireless signal receiver module 222 receives two signals that real-time supervision unit 1 and remote early warning module 21 sent this moment, and give controller 221 with the signal transmission, controller 221 sends out the sound alarm according to signal control siren 223, and control LED display screen 224 carries out characters or image early warning suggestion, the voice message that the staff sent through intelligent terminal 212 is broadcast by megaphone 225, remind the vehicle that passes by the road to drive away in time.
In the course of the work, power module 3 provides the power for real-time supervision unit 1, and charge for stand-by power supply module 43, stand-by power supply module 43 is full of the back automatic power-off after the electricity, circuit self-checking module 12 automatic monitoring circuit running state, and give central processing unit 11 with the testing result real-time transmission, when the circuit breaks down or takes place the outage phenomenon, circuit self-checking module 12 can give central processing unit 11 with the signal transmission through the pulse, central processing unit 11 controls stand-by power supply module 4 and starts, for the power supply of real-time supervision unit 1, and transmit circuit trouble or outage information to remote early warning module 21 through wireless signal sending module 13, remind the staff in time to overhaul the circuit.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a coal-rich gas stratum tunnel disaster early warning system, includes real-time supervision unit (1) and early warning unit (2), its characterized in that: the input end of the real-time monitoring unit (1) is electrically connected with the output end of the power supply module (3) through a lead, the output end of the power supply module (3) is electrically connected with the input end of the standby power supply module (43) through a guide, and the output end of the standby power supply module (4) is electrically connected with the input end of the real-time monitoring unit (1) through a lead;
the real-time monitoring unit (1) comprises a central processing unit (11), the output end of the central processing unit (11) is electrically connected with the input end of a standby power supply module (43) through a lead, the input end of the central processing unit (11) is electrically connected with the output end of a circuit self-checking module (12) through a lead, and the output end of the central processing unit (11) is electrically connected with the input end of a wireless signal sending module (13) through a lead;
the early warning unit (2) comprises a remote early warning module (21) and a tunnel portal warning module (22).
2. The coal-rich gas stratum tunnel disaster early warning system as claimed in claim 1, wherein: the output end of the wireless signal sending module (13) is wirelessly and respectively transmitted with the input ends of the remote early warning module (21) and the tunnel entrance warning module (22), and the output end of the remote early warning module (21) is wirelessly and wirelessly transmitted with the input end of the tunnel entrance warning module (22).
3. The coal-rich gas stratum tunnel disaster early warning system as claimed in claim 1, wherein: the output of central processing unit (11) passes through the input electric connection of wire with methane sensor (14) to the output of methane sensor (14) passes through the input electric connection of wire and comparison module (15), the output of comparison module (15) passes through the input electric connection of wire and feedback module (16), the output of central processing unit (11) passes through the input electric connection of wire and comparison module (15).
4. The coal-rich gas stratum tunnel disaster early warning system as claimed in claim 1, wherein: the input end of the central processing unit (11) is electrically connected with the output ends of the reinforcing steel bar meter (17) and the stress meter (18) through a lead, and the output end of the central processing unit (11) is electrically connected with the input end of the data collection module (19) through a lead.
5. The coal-rich gas stratum tunnel disaster early warning system as claimed in claim 4, wherein: the output end of the data collection module (19) is electrically connected with the input end of the data evaluation module (110) through a lead, and the output end of the data evaluation module (110) is electrically connected with the input end of the feedback module (16) through a lead.
6. The coal-rich gas stratum tunnel disaster early warning system as claimed in claim 1, wherein: the remote early warning module (21) comprises a wireless signal transceiving module (211) and an intelligent terminal (212), wherein the wireless signal transceiving module (211) realizes signal transmission with the intelligent terminal (212) through wireless communication.
7. The coal-rich gas stratum tunnel disaster early warning system as claimed in claim 1, wherein: the tunnel portal warning module (22) comprises a controller (221), a wireless signal receiving module (222), an alarm (223), an LED display screen (224) and a loudspeaker (225), wherein the output end of the wireless signal receiving module (222) is in signal transmission with the input end of the controller (221) in a wireless mode.
8. The coal-rich gas stratum tunnel disaster early warning system as claimed in claim 7, wherein: the output end of the controller (221) is electrically connected with the input ends of the alarm (223), the LED display screen (224) and the loudspeaker (225) through wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011264034.3A CN112382060A (en) | 2020-11-12 | 2020-11-12 | Coal-rich gas stratum tunnel disaster early warning system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011264034.3A CN112382060A (en) | 2020-11-12 | 2020-11-12 | Coal-rich gas stratum tunnel disaster early warning system |
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| CN112382060A true CN112382060A (en) | 2021-02-19 |
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| CN202011264034.3A Pending CN112382060A (en) | 2020-11-12 | 2020-11-12 | Coal-rich gas stratum tunnel disaster early warning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007249501A (en) * | 2006-03-15 | 2007-09-27 | Riken Keiki Co Ltd | Portable gas alarm |
| CN201502402U (en) * | 2009-09-15 | 2010-06-09 | 中铁二十局集团有限公司 | Tunnel construction sound and light alarm system |
| CN102540949A (en) * | 2011-12-31 | 2012-07-04 | 聚光科技(杭州)股份有限公司 | Control system and method based on detection information |
| CN205845265U (en) * | 2016-07-04 | 2016-12-28 | 杭州巨骐信息科技股份有限公司 | Methane monitoring device based on CAN communication bus measurement and control system of tunnel |
| CN206037986U (en) * | 2016-08-26 | 2017-03-22 | 招商局重庆交通科研设计院有限公司 | Tunnel surrouding rock deformation monitoring and early warning system |
| CN109347962A (en) * | 2018-10-30 | 2019-02-15 | 深圳市深佳科技发展有限公司 | A kind of traffic tunnel intelligent and safe management system |
| CN111583606A (en) * | 2020-04-22 | 2020-08-25 | 云南电网有限责任公司昭通供电局 | Image recognition-based real-time early warning device for dangerous points of power transmission line and using method |
-
2020
- 2020-11-12 CN CN202011264034.3A patent/CN112382060A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007249501A (en) * | 2006-03-15 | 2007-09-27 | Riken Keiki Co Ltd | Portable gas alarm |
| CN201502402U (en) * | 2009-09-15 | 2010-06-09 | 中铁二十局集团有限公司 | Tunnel construction sound and light alarm system |
| CN102540949A (en) * | 2011-12-31 | 2012-07-04 | 聚光科技(杭州)股份有限公司 | Control system and method based on detection information |
| CN205845265U (en) * | 2016-07-04 | 2016-12-28 | 杭州巨骐信息科技股份有限公司 | Methane monitoring device based on CAN communication bus measurement and control system of tunnel |
| CN206037986U (en) * | 2016-08-26 | 2017-03-22 | 招商局重庆交通科研设计院有限公司 | Tunnel surrouding rock deformation monitoring and early warning system |
| CN109347962A (en) * | 2018-10-30 | 2019-02-15 | 深圳市深佳科技发展有限公司 | A kind of traffic tunnel intelligent and safe management system |
| CN111583606A (en) * | 2020-04-22 | 2020-08-25 | 云南电网有限责任公司昭通供电局 | Image recognition-based real-time early warning device for dangerous points of power transmission line and using method |
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