CN107886671A - A kind of gas recombination detector for cable fire - Google Patents

A kind of gas recombination detector for cable fire Download PDF

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Publication number
CN107886671A
CN107886671A CN201711017698.8A CN201711017698A CN107886671A CN 107886671 A CN107886671 A CN 107886671A CN 201711017698 A CN201711017698 A CN 201711017698A CN 107886671 A CN107886671 A CN 107886671A
Authority
CN
China
Prior art keywords
module
output
electrically
input
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201711017698.8A
Other languages
Chinese (zh)
Inventor
王黎冬
朱方
胡汴生
蒋文法
耿冲
李宏宇
杨莹
强凯
袁曼
樊昊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, Kaifeng Power Supply Co of State Grid Henan Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201711017698.8A priority Critical patent/CN107886671A/en
Publication of CN107886671A publication Critical patent/CN107886671A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/06Electric actuation of the alarm, e.g. using a thermally-operated switch
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00Fire alarms; Alarms responsive to explosion
    • G08B17/10Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means

Abstract

The invention discloses a kind of gas recombination detector for cable fire of technical field of fire detection,Including microprocessor,The output end of power supply and filter and amplification module is electrically connected in the input of the microprocessor,The output end of the power supply is electrically connected with the output end of solar panel,The input of the filter and amplification module is electrically connected with the output end of signal processing module,The input of interface circuit and wireless communication module is electrically connected in the output end of the microprocessor,The output end of the interface circuit is electrically connected with the input of GSM message module,Pass through the humiture to cable scene,The detection of light conditions and gas,Realize and each item data of electric field comprehensively analyze and handle,It ensure that the accuracy of result,To when there is fortuitous event generation,The mobile phone of maintenance personal can be sent information to the very first time by GSM message module,It is easy to adopt remedial measures in time.

Description

A kind of gas recombination detector for cable fire
Technical field
The present invention relates to technical field of fire detection, specially a kind of gas recombination detector for cable fire.
Background technology
With the increase of urban power consumption, the application of cable also can be more and more extensive, and the transmission range of cable also can Gradually increase.The extensive use of cable often brings a series of problems, such as cable fault or even fire.Because cable quality is asked Topic and cable longtime running under high-intensity magnetic field, wet environment, often cause cable mid head to overheat, so as to cause insulation to burn Fire is connected.Cable fire caused by cable fault causes the cable bad of large area, and can not recover in the short time, makes Into huge economic loss.Need badly and carry out early detection early warning for power cable fire, put out a fire in time and emergency disposal Program.Existing power cable fire detecting arrangement detection accuracy is low, and service life is short, and cost is too high, upon completion of the assays, The very first time testing result can not be transmitted into maintenance personal's hand, cause the generation of fortuitous event.It is therefore, it is proposed that a kind of For the gas recombination detector of cable fire.
The content of the invention
It is an object of the invention to provide a kind of gas recombination detector for cable fire, to solve above-mentioned background skill The existing power cable fire detecting arrangement detection accuracy proposed in art is low, and service life is short, and cost is too high, is detecting Cheng Hou, the very first time testing result can not be transmitted into maintenance personal's hand, the problem of causing the generation of fortuitous event.
To achieve the above object, the present invention provides following technical scheme:A kind of gas recombination for cable fire detects The output end of power supply and filter and amplification module is electrically connected in device, including microprocessor, the input of the microprocessor, institute The output end for stating power supply is electrically connected with the output end of solar panel, and the input of the filter and amplification module is electrically connected with letter Temperature Humidity Sensor, photosensitive sensing is electrically connected in the output end of number processing module, the input of the signal processing module Interface circuit and radio communication mold is electrically connected in the output end of device and gas detection module, the output end of the microprocessor The input of block, the output end of the interface circuit are electrically connected with the input of GSM message module, the GSM message module Output end is electrically connected with the input of mobile phone, and the output end of the wireless communication module is electrically connected with the input of host computer, institute The input of display module and alarm module is electrically connected in the output end for stating host computer, and the microprocessor is two-way electrically to be connected Server, the access two-way electric connection dispatching of server are asked in receiving;
The temperature of detection cable scene of fire is distinguished by the Temperature Humidity Sensor, photosensitive sensor and gas detection module Moisture signal, light intensity signal and gas twocomponent signal, the signal processing module, which is realized, to be handled the signal of detection, and Filtering and amplification to signal is realized by the filter and amplification module, and the signal data that will be filtered and amplify is transmitted to micro- place Device is managed, microprocessor handled and analyzed to the signal of detection, and data message is transmitted by wireless communication module supreme Position machine, when there are abnormal conditions, alarm module alarm, display module is used for the data for showing detection, by accessing server Foundation, data transmit-receive, data storage and the data publication of network data link are carried out, sends data to dispatching, is adjusted Degree computer carries out the inquiry of data and management by accessing server, will be detected by interface circuit and GSM message module Data message transmitted in the form of short message to mobile phone, solar panel realizes the function of power supply with power supply.
Preferably, the wireless communication module is GPRS network module, WIFI network module or 4G mixed-media network modules mixed-medias.
Preferably, the Temperature Humidity Sensor is SHT10-P digital hygro sensors.
Preferably, the gas detection module includes CO sensors, CO2 sensors, NOx sensor and CxHy sensors.
Preferably, the signal processing module includes A/D modular converters and D/A modular converters, and the A/D modular converters are adopted 12 A/D conversions are carried out with ADC574 chips, the D/A modular converters use the DAC0832 chips of 8.
Preferably, connected between the solar panel and power supply by charge-discharge control circuit.
Compared with prior art, the beneficial effects of the invention are as follows:A kind of gas for cable fire that the invention proposes Complex detector, by the detection to the humiture at cable scene, light conditions and gas, realize each item number to electric field Comprehensively analyze and handle according to carrying out, ensure that the accuracy of result, it is short by GSM to when there is fortuitous event generation Letter module can send information to the mobile phone of maintenance personal the very first time, be easy to adopt remedial measures in time, the invention also reality The function of remote monitoring is showed, the invention cost is cheap, service life length.
Brief description of the drawings
Fig. 1 is principle of the invention block diagram.
In figure:1 microprocessor, 2 filter and amplification modules, 3 signal processing modules, 4 Temperature Humidity Sensors, 5 photosensitive sensors, 6 gas detection modules, 7 interface circuits, 8GSM SMS modules, 9 mobile phones, 10 wireless communication modules, 11 host computers, 12 alarm moulds Block, 13 display modules, 14 power supplys, 15 solar panels, 16 access server, 17 dispatchings.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Referring to Fig. 1, the present invention provides a kind of technical scheme:A kind of gas recombination detector for cable fire, bag Microprocessor 1 is included, the output end of power supply 14 and filter and amplification module 2, institute is electrically connected in the input of the microprocessor 1 The output end for stating power supply 14 is electrically connected with the output end of solar panel 15, and the input of the filter and amplification module 2 is electrical Connect the output end of signal processing module 3, the input of the signal processing module 3 be electrically connected Temperature Humidity Sensor 4, Interface circuit 7 is electrically connected in the output end of photosensitive sensor 5 and gas detection module 6, the output end of the microprocessor 1 With the input of wireless communication module 10, the output end of the interface circuit 7 is electrically connected with the input of GSM message module 8, institute The output end for stating GSM message module 8 is electrically connected with the input of mobile phone 9, and the output end of the wireless communication module 10 electrically connects Connect the input of host computer 11, the defeated of display module 13 and alarm module 12 is electrically connected in the output end of the host computer 11 Enter end, the 1 two-way electric connection of microprocessor accesses server 16, the access server 16 two-way electric connection scheduling meter Calculation machine 17;
Detection cable scene of fire is distinguished by the Temperature Humidity Sensor 4, photosensitive sensor 5 and gas detection module 6 Temperature-humidity signal, light intensity signal and gas twocomponent signal, the signal processing module 3 realized at the signal to detection Reason, and the filtering and amplification to signal are realized by the filter and amplification module 2, and the signal data that will be filtered and amplify transmits To microprocessor 1, microprocessor 1 is handled and analyzed to the signal of detection, and data message is passed through into wireless communication module 10 are transmitted to host computer 11, and when there are abnormal conditions, alarm module 12 is alarmed, and display module 13 is used for the number for showing detection According to by accessing foundation, data transmit-receive, data storage and the data publication of the progress network data link of server 16, by data Transmit to dispatching 17, dispatching 17 carries out the inquiry of data and management by accessing server 16, by connecing Mouthful circuit 7 and GSM message module 8 transmit the data message of detection to mobile phone 9 in the form of short message, solar panel 15 with Power supply 14 realizes the function of power supply.
Wherein, the wireless communication module 10 is GPRS network module, WIFI network module or 4G mixed-media network modules mixed-medias, the temperature Humidity sensor 4 is SHT10-P digital hygro sensors, and small volume, response is fast, and interface is simple, cost-effective, the gas Detection module 6 includes CO sensors, CO2 sensors, NOx sensor and CxHy sensors, realizes to the complete of cable gas on-site Orientation detection, the signal processing module 3 include A/D modular converters and D/A modular converters, and the A/D modular converters use ADC574 chips carry out 12 A/D conversions, and precision is that switching rate is up to 35 microseconds, the D/A moduluss of conversion 3 after decimal point Block uses the DAC0832 chips of 8, is connected between the solar panel 15 and power supply 14 by charge-discharge control circuit.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (6)

1. a kind of gas recombination detector for cable fire, including microprocessor (1), it is characterised in that:The microprocessor The output end of power supply (14) and filter and amplification module (2), the output of the power supply (14) is electrically connected in the input of device (1) End is electrically connected with the output end of solar panel (15), and the input of the filter and amplification module (2) is electrically connected with signal Manage the output end of module (3), Temperature Humidity Sensor (4), photosensitive is electrically connected in the input of the signal processing module (3) Interface electricity is electrically connected in the output end of sensor (5) and gas detection module (6), the output end of the microprocessor (1) Road (7) and the input of wireless communication module (10), the output end of the interface circuit (7) are electrically connected with GSM message module (8) Input, the output end of the GSM message module (8) is electrically connected with the input of mobile phone (9), the wireless communication module (10) output end is electrically connected with the input of host computer (11), and display is electrically connected in the output end of the host computer (11) The input of module (13) and alarm module (12), the two-way electric connection of microprocessor (1) accesses server (16), described Access server (16) two-way electric connection dispatching (17);
By the Temperature Humidity Sensor (4), photosensitive sensor (5) and gas detection module (6), detection cable fire shows respectively Temperature-humidity signal, light intensity signal and the gas twocomponent signal of field, the signal processing module (3) is realized enters to the signal of detection Row processing, and the filtering and amplification to signal, and the signal number that will be filtered and amplify are realized by the filter and amplification module (2) According to transmitting to microprocessor (1), microprocessor (1) is handled and analyzed to the signal of detection, and data message is passed through into nothing Line communication module (10) is transmitted to host computer (11), and when there are abnormal conditions, alarm module (12) is alarmed, display module (13) For showing the data of detection, the foundation of network data link, data transmit-receive, data storage are carried out by accessing server (16) And data publication, dispatching (17) is sent data to, dispatching (17) is carried out by accessing server (16) The inquiry and management of data, by interface circuit (7) and GSM message module (8) by the data message of detection in the form of short message Transmit to mobile phone (9), solar panel (15) and the function of power supply is realized with power supply (14).
A kind of 2. gas recombination detector for cable fire according to claim 1, it is characterised in that:It is described wireless Communication module (10) is GPRS network module, WIFI network module or 4G mixed-media network modules mixed-medias.
A kind of 3. gas recombination detector for cable fire according to claim 1, it is characterised in that:It is described warm and humid It is SHT10-P digital hygro sensors to spend sensor (4).
A kind of 4. gas recombination detector for cable fire according to claim 1, it is characterised in that:The gas Detection module (6) includes CO sensors, CO2 sensors, NOx sensor and CxHy sensors.
A kind of 5. gas recombination detector for cable fire according to claim 1, it is characterised in that:The signal Processing module (3) includes A/D modular converters and D/A modular converters, and the A/D modular converters carry out 12 using ADC574 chips A/D is changed, and the D/A modular converters use the DAC0832 chips of 8.
A kind of 6. gas recombination detector for cable fire according to claim 1, it is characterised in that:The sun It can be connected between power generation plate (15) and power supply (14) by charge-discharge control circuit.
CN201711017698.8A 2017-10-26 2017-10-26 A kind of gas recombination detector for cable fire Pending CN107886671A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711017698.8A CN107886671A (en) 2017-10-26 2017-10-26 A kind of gas recombination detector for cable fire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711017698.8A CN107886671A (en) 2017-10-26 2017-10-26 A kind of gas recombination detector for cable fire

Publications (1)

Publication Number Publication Date
CN107886671A true CN107886671A (en) 2018-04-06

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104050793A (en) * 2014-06-26 2014-09-17 国家电网公司 Intelligent online monitoring and pre-warning system for cable operation condition
CN104332930A (en) * 2014-11-13 2015-02-04 国家电网公司 Cable trench cover plate capable of monitoring fire disasters and automatically extinguishing fire
CN204965668U (en) * 2015-06-17 2016-01-13 国家电网公司 Cable pit conflagration on -line monitoring device of transformer substation
CN205582180U (en) * 2016-02-25 2016-09-14 深圳市国电投资有限公司 Power cable fire alarm and linked system
CN105971671A (en) * 2016-06-03 2016-09-28 深圳新能电力开发设计院有限公司 Power cable tunnel fire protection system based on wireless sensor network
CN205749448U (en) * 2016-05-30 2016-11-30 张潇予 A kind of multifunctional gas detector
CN106297156A (en) * 2016-10-09 2017-01-04 南京工程学院 A kind of power plant cable fire on-line monitoring early warning system and method
CN106887107A (en) * 2017-04-18 2017-06-23 国网安徽省电力公司电力科学研究院 A kind of gas recombination detector for cable fire
CN106983970A (en) * 2017-02-16 2017-07-28 中汽客汽车零部件(厦门)有限公司 A kind of fire early warning and fire control unit and method

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104050793A (en) * 2014-06-26 2014-09-17 国家电网公司 Intelligent online monitoring and pre-warning system for cable operation condition
CN104332930A (en) * 2014-11-13 2015-02-04 国家电网公司 Cable trench cover plate capable of monitoring fire disasters and automatically extinguishing fire
CN204965668U (en) * 2015-06-17 2016-01-13 国家电网公司 Cable pit conflagration on -line monitoring device of transformer substation
CN205582180U (en) * 2016-02-25 2016-09-14 深圳市国电投资有限公司 Power cable fire alarm and linked system
CN205749448U (en) * 2016-05-30 2016-11-30 张潇予 A kind of multifunctional gas detector
CN105971671A (en) * 2016-06-03 2016-09-28 深圳新能电力开发设计院有限公司 Power cable tunnel fire protection system based on wireless sensor network
CN106297156A (en) * 2016-10-09 2017-01-04 南京工程学院 A kind of power plant cable fire on-line monitoring early warning system and method
CN106983970A (en) * 2017-02-16 2017-07-28 中汽客汽车零部件(厦门)有限公司 A kind of fire early warning and fire control unit and method
CN106887107A (en) * 2017-04-18 2017-06-23 国网安徽省电力公司电力科学研究院 A kind of gas recombination detector for cable fire

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Application publication date: 20180406