CN109472962A - A kind of cable duct fire monitoring module on the spot - Google Patents
A kind of cable duct fire monitoring module on the spot Download PDFInfo
- Publication number
- CN109472962A CN109472962A CN201811553419.4A CN201811553419A CN109472962A CN 109472962 A CN109472962 A CN 109472962A CN 201811553419 A CN201811553419 A CN 201811553419A CN 109472962 A CN109472962 A CN 109472962A
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- Prior art keywords
- spot
- module
- cable duct
- fire monitoring
- unit
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 42
- 230000006854 communication Effects 0.000 claims abstract description 17
- 239000000835 fiber Substances 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 14
- 230000003287 optical effect Effects 0.000 claims description 13
- 239000013307 optical fiber Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 8
- 238000012545 processing Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013501 data transformation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000007474 system interaction Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/12—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions
- G08B17/125—Actuation by presence of radiation or particles, e.g. of infrared radiation or of ions by using a video camera to detect fire or smoke
-
- 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
- G08B25/08—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 communication transmission lines
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/06—Non-electrical signal transmission systems, e.g. optical systems through light guides, e.g. optical fibres
Abstract
The present invention relates to a kind of cable duct fire monitoring modules on the spot, module includes board unit on the spot, push-button unit, display unit, bottom board unit, external interface, the board unit and push-button unit, display unit, bottom board unit, external interface is separately connected, module is connected to background monitoring system by fiber optic communication unit on the spot, the key technology that the module on the spot is interacted with background monitoring system is realized by MODBUS_TCP and SNTP, fire monitoring state and information can be uploaded to background monitoring system in real time and accurately by the present invention, solving fire monitoring region can not unified monitoring, fire dangerous situation can not assume unified command of the problem of processing at the first time.
Description
Technical field
The present invention relates to fire monitoring field, it particularly relates to a kind of cable duct fire monitoring module on the spot.
Background technique
In recent years, Foreign & Domestic Substations due to insulation ag(e)ing, overload, spontaneous combustion, poor contact, external force destroy the problems such as cause
The Frequent Accidents of station cable fire, consequence are serious: on June 18th, 2016, the 35kV outlet of Shaanxi Power 110kV Wei Qu substation
Cable duct catches fire, and causes 110kV Wei Qu substation, the southern suburbs 330kV substation to be caught fire, 24.3 ten thousand kilowatts of breakdown loss load, stops
Electric 8.65 ten thousand family of user, social influence are very big.
But nowadays, studies in China mechanism not yet carries out 35kV and following power cable and control cable fire in substation
Monitor study of warning work in real time, studies in China mechanism carries out fire mainly for 110kV and the above voltage power cable channel
Monitor early warning technology research work in real time.Studies in China mechanism mainly passes through point-type to the monitoring and early warning of power cable channel fire
Or line style temperature detector measures power cable channel inner cable temperature and alarms, the widest cable of domestic application is anti-at present
Fiery monitoring and early warning means are the real-time measurements of cable temperature, principle be then alarm when cable temperature reaches given threshold, but
This technology has been out of step with the times development.And Distributed Area alarm Fire extinguisher technology acuracy is high, stability is strong, may be used also
It is managed collectively by optical fiber networking, though it is applied in fields such as telecommunications, traffic, not in power cable fire hazard monitoring field
It has been used in a large scale.
For the problems in the relevant technologies, currently no effective solution has been proposed.
Summary of the invention
For above-mentioned technical problem in the related technology, the present invention proposes a kind of cable duct fire monitoring module on the spot, energy
Enough solve fire monitoring region can not unified monitoring, fire dangerous situation can not first time unified command processing problem.
To realize the above-mentioned technical purpose, the technical scheme of the present invention is realized as follows:
A kind of cable duct fire monitoring module, including module on the spot on the spot is designed, the module on the spot passes through fiber optic communication unit
It is connected to background monitoring system, the module on the spot includes that board unit, push-button unit, display unit, bottom board unit, outside connect
Mouthful, the board unit is separately connected with push-button unit, display unit, bottom board unit, external interface, the fiber optic communication unit
Including master controller, ethernet control chip 9126, fiber optical transceiver, the master controller and ethernet control chip 9126 connect
It connects, the ethernet control chip 9126 is connect with fiber optical transceiver.
Further, the board unit is configured with black box.
Further, the external interface includes USB, CAN, UART, RTC interface.
Further, the fiber optical transceiver is a kind of Ethernet switch, there is 2 1000Mbps optical ports (full duplex).
Further, the module on the spot is powered using AC-DC power module, accesses 220V input voltage, has 2 roads defeated
Out.
Further, MODBUS_TCP communications protocol is deferred in the communication of the module on the spot and background monitoring system.
Further, the ethernet control chip 9126 obtains time calibration in network by SNTP agreement.
Beneficial effects of the present invention:
Each region is equipped with a set of equipment, background monitoring system is connected to by optical fiber, in real time and accurately by fire monitoring
State and information are uploaded to background monitoring system, are then being put out a fire at the first time by extinguishing device, are solving fire prison
Survey region can not unified monitoring, fire dangerous situation can not first time unified command processing problem.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the modular structure block diagram on the spot described according to embodiments of the present invention.
Fig. 2 is the fiber optic communication cellular construction block diagram described according to embodiments of the present invention.
Fig. 3 is the SNTP hardware realization figure described according to embodiments of the present invention.
Fig. 4 is that the SNTP function described according to embodiments of the present invention realizes block diagram.
Fig. 5 is the MODBUS_TCP communication process logic judgment figure described according to embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art's every other embodiment obtained belong to what the present invention protected
Range.
As shown in Figs. 1-5, a kind of cable duct fire monitoring module on the spot according to embodiments of the present invention, including on the spot
Module, the module on the spot are connected to background monitoring system, the module on the spot and background monitoring system by fiber optic communication unit
The key technology of system interaction is realized by MODBUS_TCP and SNTP；
The module on the spot includes board unit, push-button unit, display unit, bottom board unit, external interface, the board unit
It is separately connected with push-button unit, display unit, bottom board unit, external interface；
The fiber optic communication unit includes master controller, ethernet control chip 9126, fiber optical transceiver；
The master controller controls ethernet control chip 9126 by serial communication, is selected by pin control
SNTP function or data-transformation facility；
The ethernet control chip 9126 has the time calibration in network based on SNTP agreement, when for solving MCU embedded device
Between stationary problem ask for the time to SNTP server and as SNTP client；
The fiber optical transceiver is a kind of enhanced fast ethernet switch, has 2 1000Mbps optical ports (full duplex), is used for
Store forwarding information；
The SNTP function implementation are as follows: MCU embedded device, will by serial ports with GET TIME function acquisition time information
Information passes to ethernet control chip 9126, and ethernet control chip 9126 forms SNTP standard request packet, passes through Ethernet
SNTP server is passed to, SNTP server forms SNTP standard response bag, is returned to ethernet control chip by Ethernet
9126, standard time information is returned to MCU embedded device by serial ports by ethernet control chip 9126；
The MODBUS_TCP communication process implementation are as follows: request is received, judges whether address number matches, if it is not, then return,
If so, analysis instruction, whether decision instruction format is correct, if it is not, then returning, if so, determine instruction number, then handles number
According to being returned after response data is sent to host computer.
Preferably, the board unit is the core board of module, the functions such as realization alarm, display, storage, support USB,
The external interfaces such as CAN, UART, RTC can meet project demands, and configure black box storage record；The push-button unit and display
Unit is for providing man-machine interactive operation；The bottom board unit is for active and standby electro-detection management, the isolation of bus loop and detection
Bus communication between device；The external interface, including USB, CAN, UART, RTC interface, wherein USB interface realizes configuration data
Importing and firmware upgrade.
Preferably, the module on the spot uses AC-DC power module, accesses 220V input voltage, there is the output of 2 tunnels.
Preferably, the ethernet control chip 9126 carries ethernet medium transport layer (MAC) and physical layer (PHY),
Support 10/100M, full-duplex/half-duplex adaptive, compatible 802.3 agreements, with 802.3x full duplex flow control and half-duplex back pressure
Flow control is completely compatible.
Preferably, the fiber optical transceiver bandwidth uses multimode double-fiber, meets up to 12Gbps (clog-free), optical port
IEEE802.3z 1000BaseX。
When specifically used, module passes through all kinds of warmings of connection, smoke alarm, acousto-optic report on the spot for cable duct fire monitoring
The devices such as alert interlocking equipment, and connection extinction using gas, collectively constitute small-sized fire alarm and fire extinguishing system, and each region is equipped with
A set of equipment simultaneously can be connected to background monitoring system by optical fiber, pass through above-mentioned SNTP function implementation and MODBUS_TCP
Each regional fire monitoring state and information can be uploaded to background monitoring system in real time and accurately by communication process implementation
Then system is being put out a fire at the first time by extinguishing device, solve fire monitoring region can not unified monitoring, fire dangerous situation
The problem of processing can not be assumed unified command of.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of cable duct fire monitoring module on the spot, which is characterized in that including module on the spot, the module on the spot passes through optical fiber
Communication unit is connected to background monitoring system, and the module on the spot includes board unit, push-button unit, display unit, bottom plate list
Member, external interface, the board unit are separately connected with push-button unit, display unit, bottom board unit, external interface, the light
Fiber communication unit includes master controller, ethernet control chip 9126, fiber optical transceiver, and the master controller and Ethernet control
Chip 9126 connects, and the ethernet control chip 9126 is connect with fiber optical transceiver.
2. a kind of cable duct fire monitoring according to claim 1 module on the spot, which is characterized in that the board unit is matched
It is equipped with black box.
3. a kind of cable duct fire monitoring according to claim 1 module on the spot, which is characterized in that the external interface packet
Include USB, CAN, UART, RTC interface.
4. a kind of cable duct fire monitoring according to claim 1 module on the spot, which is characterized in that the fiber optical transceiver
It is a kind of Ethernet switch, there are 2 1000Mbps full duplex optical ports.
5. a kind of cable duct fire monitoring according to claim 1 module on the spot, which is characterized in that the module on the spot makes
It is powered with AC-DC power module, accesses 220V input voltage, there is the output of 2 tunnels.
6. a kind of cable duct fire monitoring according to claim 1 module on the spot, which is characterized in that the module on the spot with
MODBUS_TCP communications protocol is deferred in the communication of background monitoring system.
7. a kind of cable duct fire monitoring according to claim 1 module on the spot, which is characterized in that the Ethernet control
Chip 9126 obtains time calibration in network by SNTP agreement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811553419.4A CN109472962A (en) | 2018-12-19 | 2018-12-19 | A kind of cable duct fire monitoring module on the spot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811553419.4A CN109472962A (en) | 2018-12-19 | 2018-12-19 | A kind of cable duct fire monitoring module on the spot |
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| Publication Number | Publication Date |
|---|---|
| CN109472962A true CN109472962A (en) | 2019-03-15 |
Family
ID=65675207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811553419.4A Pending CN109472962A (en) | 2018-12-19 | 2018-12-19 | A kind of cable duct fire monitoring module on the spot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109472962A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121342A (en) * | 2020-09-25 | 2020-12-25 | 北京博瑞翔伦科技发展有限公司 | Fire fighting equipment with alarm for electric power tunnel |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202331700U (en) * | 2011-11-04 | 2012-07-11 | 安徽省电力科学研究院 | Cable temperature early warning system based on multi-criteria |
| CN103108034A (en) * | 2013-01-11 | 2013-05-15 | 国核信息科技有限公司 | Substation equipment monitoring and early warning terminal |
| CN104267698A (en) * | 2014-10-07 | 2015-01-07 | 国网河南省电力公司南阳供电公司 | Cable well safety operation monitoring system and monitoring method based on network communication technology |
| KR20160084228A (en) * | 2015-01-05 | 2016-07-13 | (주)카이센 | Optical fiber communication line for detecting fire, fire detection apparatus using the same |
| CN106017560A (en) * | 2016-06-14 | 2016-10-12 | 上海君世电气科技有限公司 | Cable well state comprehensive monitoring and early warning system |
| CN206991501U (en) * | 2017-04-23 | 2018-02-09 | 师力 | Temperature detected by optical fiber fire detection alarm system |
| CN209641039U (en) * | 2018-12-19 | 2019-11-15 | 上海金盾消防智能科技有限公司 | A kind of cable duct fire monitoring module on the spot |
-
2018
- 2018-12-19 CN CN201811553419.4A patent/CN109472962A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202331700U (en) * | 2011-11-04 | 2012-07-11 | 安徽省电力科学研究院 | Cable temperature early warning system based on multi-criteria |
| CN103108034A (en) * | 2013-01-11 | 2013-05-15 | 国核信息科技有限公司 | Substation equipment monitoring and early warning terminal |
| CN104267698A (en) * | 2014-10-07 | 2015-01-07 | 国网河南省电力公司南阳供电公司 | Cable well safety operation monitoring system and monitoring method based on network communication technology |
| KR20160084228A (en) * | 2015-01-05 | 2016-07-13 | (주)카이센 | Optical fiber communication line for detecting fire, fire detection apparatus using the same |
| CN106017560A (en) * | 2016-06-14 | 2016-10-12 | 上海君世电气科技有限公司 | Cable well state comprehensive monitoring and early warning system |
| CN206991501U (en) * | 2017-04-23 | 2018-02-09 | 师力 | Temperature detected by optical fiber fire detection alarm system |
| CN209641039U (en) * | 2018-12-19 | 2019-11-15 | 上海金盾消防智能科技有限公司 | A kind of cable duct fire monitoring module on the spot |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112121342A (en) * | 2020-09-25 | 2020-12-25 | 北京博瑞翔伦科技发展有限公司 | Fire fighting equipment with alarm for electric power tunnel |
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