CN205787802U - Cable tunnel environment monitoring system - Google Patents
Cable tunnel environment monitoring system Download PDFInfo
- Publication number
- CN205787802U CN205787802U CN201521063103.9U CN201521063103U CN205787802U CN 205787802 U CN205787802 U CN 205787802U CN 201521063103 U CN201521063103 U CN 201521063103U CN 205787802 U CN205787802 U CN 205787802U
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- CN
- China
- Prior art keywords
- cable
- cable tunnel
- sensor
- measuring unit
- monitoring system
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- 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.)
- Expired - Fee Related
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 39
- 238000005259 measurement Methods 0.000 claims abstract description 10
- 239000013307 optical fiber Substances 0.000 claims abstract description 10
- 230000007613 environmental effect Effects 0.000 claims abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- 239000007788 liquid Substances 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- 239000001301 oxygen Substances 0.000 claims description 16
- 238000007667 floating Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000004891 communication Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000009529 body temperature measurement Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009970 fire resistant effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model relates to a cable tunnel environment monitoring system, which comprises a measuring unit, a data receiving device, an optical fiber cable and a monitoring host; the measurement unit is communicated with the data receiving device through a ZigBee wireless network, the measurement unit sends various measured environmental parameters in the cable tunnel to the data receiving device, the data receiving device sends the environmental parameters to the monitoring host through an optical fiber cable, and the monitoring host monitors the environment in the cable tunnel. The utility model provides a measuring unit gathers through many zhongzhong environmental parameter to in the cable tunnel to can provide the powerful guarantee for electric power transportation and staff's safety. The utility model discloses a zigBee wireless network carries out data transmission, can avoid laying loaded down with trivial details communication line, and greatly reduced hardware cost need not to destroy the existing equipment during and the installation.
Description
Technical field
This utility model belongs to supply network on-line monitoring technique field, is specifically related to a kind of cable tunnel environment monitoring and is
System.
Background technology
In today that China's economic is fast-developing, the development of each industry be unable to do without electric power.Cable passes as electric power
Defeated main thoroughfare, if do not monitored cable and cable tunnel environment in real time, then cannot make when accident occurs
Respond timely, and then be likely to result in huge property loss.When bearing power is gradually increased, the temperature of cable also can be therewith
Increase, will result in the generation of fire incident when reaching uniform temperature.And be often placed in the cable tunnel of underground because of cable,
Rescue work carries out more difficulty when a fault occurs, therefore is monitored seeming the heaviest to cable and cable tunnel environment
Want.
So far, owing to existing cable thermometric product is less, and price is higher, therefore surveys at most power industry cable
Temperature relies on manual patrol.And the ambient parameter such as temperature in cable tunnel, humidity, oxygen amount, liquid level also will directly influence and patrol
Depending on the life security of personnel, and if ambient parameter information cannot be grasped when accident occurs, rescue work also will be difficulter
Difficult.Existing cable tunnel environment monitoring device the most only monitors cable temperature, and with a varied topography due in cable tunnel,
The signal transmission form of the most existing cable tunnel environment monitoring device uses wired mode mostly, thus result in and be mounted to
This increase, and existing equipment can be affected.It addition, in existing cable tunnel environment monitoring device mostly
Being made up of multiple measurement apparatus, therefore the error running of any one measurement apparatus is likely to influence whether whole monitoring device
Stable operation.But, the running status of the big multipair each measurement apparatus of the most existing product is not monitored, thus causes prison
Survey device and the situation of wrong report occurs.
Utility model content
In order to solve the problems referred to above that prior art exists, this utility model provides a kind of cable tunnel environment monitoring and is
System.
For achieving the above object, this utility model takes techniques below scheme: a kind of cable tunnel environment monitors system bag
Include measuring unit, data sink, optical fiber cable and monitoring host computer；Pass through between described measuring unit and data sink
ZigBee wireless network communicates, described measuring unit by measurement to cable tunnel in various environmental parameters be sent to number
According to receiving device, ambient parameter is sent to monitoring host computer, described monitoring by described optical fiber cable by described data sink
Ambient parameter in cable tunnel is monitored by main frame；Described measuring unit uses temperature sensor, humidity sensor, liquid level
Sensor, oxygen amount sensor or door status sensor, described temperature sensor uses infrared temperature sensor.
Further, described temperature sensor is fixedly mounted near cable on wall or cable bearer.
Further, described liquid level sensor uses floating ball type liquid-level meter.
Further, described oxygen amount sensor uses electrochemical industry oxygen sensor special.
Further, watchdog circuit, described watchdog circuit it are respectively provided with in described measuring unit and data sink
For monitoring the running status of microcontroller in measuring unit or data sink.
This utility model is owing to taking above technical scheme, and it has the advantage that the measuring unit in this utility model
Employing temperature sensor, humidity sensor, liquid level sensor, oxygen amount sensor or door status sensor etc. can be in cable tunneies
Various environmental parameters be acquired, thus for electric power transport and worker safety powerful guarantee is provided.This utility model leads to
Cross ZigBee wireless network to carry out data transmission, it is possible to avoid laying loaded down with trivial details communication line, be substantially reduced hardware cost, and peace
Without destroying existing equipment during dress.This utility model passes through to arrange watchdog circuit in measuring unit and data sink,
Ensure that sensor or data sink automatically restore to correct status when operation makes mistakes, thus ensure this utility model
The stable operation of cable tunnel environment monitoring system.
Accompanying drawing explanation
Fig. 1 is the structural representation of cable tunnel environment monitoring system in a kind of embodiment that this utility model provides.
In figure: 1, measuring unit；2, data sink；3, optical fiber cable；4, monitoring host computer.
Detailed description of the invention
With embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
As it is shown in figure 1, this utility model provides a kind of cable tunnel environment monitoring system, it includes measuring unit 1, number
According to receiving device 2, optical fiber cable 3 and monitoring host computer 4.By ZigBee wireless network between measuring unit 1 and data sink 2
Network communicates, measuring unit 1 by measurement to cable tunnel in various environmental parameters be sent to data sink 2, number
It is sent to monitoring host computer 4 by optical fiber cable 3, by monitoring according to receiving after the ambient parameter received is processed by device 2
Ambient parameter in cable tunnel is monitored by main frame 4.
In above-described embodiment, measuring unit 1 uses temperature sensor, humidity sensor, liquid level sensor, oxygen amount sensor
Or door status sensor.
Temperature sensor is for gathering the temperature information of cable, and the temperature information of cable is passed through ZigBee wireless network
It is sent to data sink 2.Temperature sensor can use the MLX90614 infrared temperature sensing of Melexis company of Belgium
Device, this temperature sensor can carry out non-contact type temperature measurement to temperature at the object of-70 DEG C～+380 DEG C.This temperature passes
Sensor has the advantages that precision is high, resolution is high, temperature measurement range is wide.Temperature sensor uses lithium battery power supply.Temperature passes
Sensor can carry out regional detection to cable temperature, and when installing, temperature sensor has only to be fixedly mounted on wall near cable
On wall or cable bearer, it is not necessary to existing equipment is caused damage.
Humidity sensor for the humidity information gathered in cable tunnel in air, and by humidity information by ZigBee without
Gauze network is sent to data sink 2.Humidity sensor uses the STH25 sensor of Sensirion company of Switzerland, this sensing
The most common humidity sensor of device has higher certainty of measurement and measurement scope.When abnormal need occurs in cable tunnel
Time to be manually entered, it is referred to this humidity sensor and feeds back to the humidity information of monitoring host computer 4, to ensure the life of staff
Life safety.
Liquid level sensor is for gathering the liquid level information in cable tunnel, and liquid level information is passed through ZigBee wireless network
Network is sent to data sink 2.Liquid level sensor uses floating ball type liquid-level meter, and floating ball type liquid-level meter have employed Germany MEDER
Company's tongue tube uses 316L rustless steel as main measuring cell, sensor probe, and degree of protection is IP68.Work as cable tunnel
Interior occur abnormal when needing to be manually entered, and can be checked the level condition in now cable tunnel by monitoring host computer 4, to ensure
The life security of staff.
Oxygen amount sensor is for the oxygen content information gathered in cable tunnel in air, and oxygen content information is passed through
ZigBee wireless network is sent to data sink 2.Oxygen amount sensor uses import electrochemical industry oxygen sensor special.
When occur in cable tunnel abnormal need to be manually entered time, can be contained by the oxygen that monitoring host computer 4 is checked in now cable tunnel
Amount, to ensure the life security of staff.
Door status sensor is the switching-state information of fire resistant doorsets in gathering cable tunnel, when door status sensor detects anti-
When vent is opened, door status sensor launches alarm signal, and switching-state information and the alarm signal of fire resistant doorsets is passed through
ZigBee wireless network is sent to data sink 2.
In above-described embodiment, data sink 2 is for receiving the information of each sensor acquisition.User passes through data receiver
Device 2 can arrange the parameters such as this utility model cable tunnel environment monitoring working method of system, type of alarm and alarming value.
In above-described embodiment, in order to the duty of each sensor in this utility model cable tunnel environment monitoring system
Being monitored, be respectively provided with watchdog circuit in each sensor and data sink 2, watchdog circuit is used for monitoring each sensing
The running status of microcontroller in device and data sink 2.When the microcontroller in sensor or data sink 2 occurs
During fault, watchdog circuit produces reset signal, and it is multiple that reset signal controls the microcontroller in sensor or data sink 2
Position.It addition, error in data alarm signal is sent to data receiver by ZigBee wireless network by the microcontroller in sensor
Device 2.The setting of watchdog circuit ensure that sensor or data sink 2 automatically restore to when operation makes mistakes correctly
State, thus ensure the stable operation of this utility model cable tunnel environment monitoring system.
This utility model cable tunnel environment monitoring system can to the cable temperature in cable tunnel, air humidity,
The parameters such as face liquid level, oxygen content in air and fire prevention every magnetic state are acquired, and are passed through by the parameter information collected
ZigBee wireless network is sent to data sink 2, and data sink 2 is logical after processing the parameter information received
Cross optical fiber cable 3 and be sent to monitoring host computer 4.This utility model uses ZigBee wireless network transmissions parameter information, it is possible to significantly
Reduce the hardware cost of this utility model monitoring system.ZigBee radio network technique be one closely, low complex degree, low merit
Consumption, low rate and the bidirectional wireless communication technology of low cost, it is mainly used in the highest each of short distance, low-power consumption and transfer rate
Plant and carry out data transmission and for typical periodic data, intermittent data and low reaction time data between electronic equipment
Transmission.
This utility model is not limited to above-mentioned preferred forms, and those skilled in the art are under enlightenment of the present utility model
All can draw other various forms of products, no matter but in its shape or structure, make any change, every have and the application
Technical scheme as same or like, within all falling within protection domain of the present utility model.
Claims (5)
1. a cable tunnel environment monitoring system, it is characterised in that: it includes measuring unit, data sink, optical fiber cable
Cable and monitoring host computer；Communicated by ZigBee wireless network between described measuring unit and data sink, described survey
Amount unit by measurement to cable tunnel in various environmental parameters be sent to data sink, described data sink lead to
Crossing described optical fiber cable and ambient parameter is sent to monitoring host computer, the environment in cable tunnel is supervised by described monitoring host computer
Survey；Described measuring unit uses temperature sensor, humidity sensor, liquid level sensor, oxygen amount sensor or door status sensor, institute
State temperature sensor and use infrared temperature sensor.
2. a kind of cable tunnel environment monitoring system as claimed in claim 1, it is characterised in that: described temperature sensor is fixed
It is arranged near cable on wall or cable bearer.
3. a kind of cable tunnel environment monitoring system as claimed in claim 1, it is characterised in that: described liquid level sensor uses
Floating ball type liquid-level meter.
4. a kind of cable tunnel environment monitoring system as claimed in claim 1, it is characterised in that: described oxygen amount sensor uses
Electrochemical industry oxygen sensor special.
5. a kind of cable tunnel environment monitoring system as claimed in claim 1, it is characterised in that: described measuring unit and data
Being respectively provided with watchdog circuit in receiving device, described watchdog circuit is used for monitoring micro-control in measuring unit or data sink
The running status of device processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521063103.9U CN205787802U (en) | 2015-12-17 | 2015-12-17 | Cable tunnel environment monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521063103.9U CN205787802U (en) | 2015-12-17 | 2015-12-17 | Cable tunnel environment monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205787802U true CN205787802U (en) | 2016-12-07 |
Family
ID=57412996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521063103.9U Expired - Fee Related CN205787802U (en) | 2015-12-17 | 2015-12-17 | Cable tunnel environment monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205787802U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942961A (en) * | 2017-10-25 | 2018-04-20 | 许继电气股份有限公司 | A kind of control method and device of power cable tunnel ancillary equipment |
| CN108956724A (en) * | 2018-09-05 | 2018-12-07 | 江苏久创电气科技有限公司 | It is a kind of for monitoring the intelligent detector of cable tunnel multiple gases |
-
2015
- 2015-12-17 CN CN201521063103.9U patent/CN205787802U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107942961A (en) * | 2017-10-25 | 2018-04-20 | 许继电气股份有限公司 | A kind of control method and device of power cable tunnel ancillary equipment |
| CN108956724A (en) * | 2018-09-05 | 2018-12-07 | 江苏久创电气科技有限公司 | It is a kind of for monitoring the intelligent detector of cable tunnel multiple gases |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 |