CN203587139U - Safety monitoring system of cable tunnel well - Google Patents

Safety monitoring system of cable tunnel well Download PDF

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Publication number
CN203587139U
CN203587139U CN201320763881.3U CN201320763881U CN203587139U CN 203587139 U CN203587139 U CN 203587139U CN 201320763881 U CN201320763881 U CN 201320763881U CN 203587139 U CN203587139 U CN 203587139U
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China
Prior art keywords
well
cable tunnel
data processing
radio
processing unit
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CN201320763881.3U
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Chinese (zh)
Inventor
陈得民
沈唯真
代啸宁
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BEIJING WILL CREATE TECHNOLOGY CO., LTD.
Wuxi Bichuang Sensing Technology Co., Ltd.
Original Assignee
WUXI BICHUANG SENSING TECHNOLOGY Co Ltd
BEIJING BEETECH TECHNOLOGY Inc
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Application filed by WUXI BICHUANG SENSING TECHNOLOGY Co Ltd, BEIJING BEETECH TECHNOLOGY Inc filed Critical WUXI BICHUANG SENSING TECHNOLOGY Co Ltd
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Abstract

The utility model discloses a safety monitoring system of a cable tunnel well. The top of the cable tunnel well is provided with a well cover, and the cable tunnel well is internally penetrated by a cable; and the cable tunnel well is internally provided with a cable connector which is arranged on a cable. The safety monitoring system includes: a gas sensor for detecting harmful gases, a waterlogging sensor for detecting a waterlogging, a temperature sensor for detecting a cable connector temperature, and an anti-theft monitor for monitoring the well cover, wherein the above sensors are arranged inside the cable tunnel well; and the safety monitoring system includes also includes a data processing module which is connected with the above sensors and is arranged inside the cable tunnel well. The safety monitoring system of the cable tunnel well integrates the temperature monitoring, gas monitoring, waterlogging monitoring and well cover state monitoring functions together by the wired or wireless manner, and can carry out the comprehensive monitoring of the inside of the cable tunnel well. A data concentrator in the system has various types of data interface, is good in expansibility, can be accessed to more wireless sensors and existing wired sensors, and well solves the safety monitoring problem of the existing cable tunnel well.

Description

The safety monitoring system of cable tunnel well
Technical field
The utility model relates to wireless sensor network field, relates in particular to the safety monitoring system of a kind of cable tunnel well.
Background technology
Cable tunnel well breaks down often, as not had by water logging; The too high initiation line fault of temperature of cable junction; In partial cables tunnel shaft, there is poisonous or inflammable gas, to maintenance personal, leave potential safety hazard; Partial cables tunnel well cover is stolen by people, causes that pedestrian or vehicle are absorbed in well etc.
At present, well monitoring in cable tunnel still relies on manual inspection, and this not only improves human cost, and manual inspection is inaccurate not in time, and the potential safety hazard of cable tunnel well still exists.Although have on the market indivedual electronic equipments to be used in the safety monitoring of cable tunnel well, these functions of the equipments are single, do not form online, networking, the distributed system of a set of complete function.
Summary of the invention
In view of this, the utility model proposes the safety monitoring system of a kind of cable tunnel well, to address the above problem.
For achieving the above object, the technical scheme of the utility model embodiment is achieved in that
A safety monitoring system for cable tunnel well, the top of described cable tunnel well is provided with well lid, inside has cable to pass, and, in the inside of described cable tunnel well, also thering is the cable splice of being located on described cable, described safety monitoring system comprises:
In the inside of described cable tunnel well, detect the gas sensor of harmful gas;
In the inside of described cable tunnel well, detect the water sensor of ponding;
In the inside of described cable tunnel well, detect the temperature sensor of the temperature of described cable splice;
In the theft-proof sensor of well lid described in the internal monitoring of described cable tunnel well;
And, in the inside of described cable tunnel well, connect the data processing module of described gas sensor, described water sensor, described temperature sensor and described theft-proof sensor.
Preferably, described data processing module comprises data concentrator, power lead and data line;
Described power lead and described data line are all connected on described data concentrator, and are all connected with the monitoring host computer of being located at well outside, described cable tunnel.
Preferably, described data line is Ethernet netting twine.
Preferably, described data line is GPRS antenna;
Described GPRS antenna extends to and is fixed in ground antenna shield.
Preferably, described data concentrator comprises the first data processing unit, the first Power Management Unit, the first radio-frequency module, the first antenna, Ethernet interface unit, GPRS unit, the first switch, RS485 interface unit;
Described the first Power Management Unit is connected with described power lead, and is connected with described the first data processing unit, described the first radio-frequency module, described the first antenna, described Ethernet interface unit, described GPRS unit, described RS485 interface unit;
Described Ethernet interface unit is connected with described Ethernet netting twine;
Described GPRS unit is connected with described GPRS antenna;
Described RS485 unit is connected with the sensor that is provided with RS485 output interface;
Described the first data processing unit is connected with described the first radio-frequency module, and described the first radio-frequency module is connected with described the first antenna;
Described the first data processing unit is connected with described gas sensor, described water sensor and described RS485 interface unit respectively;
Described the first data processing unit with in order to transmitting the described Ethernet interface unit of data, described GPRS unit is connected;
Described the first data processing unit is connected with described the first switch.
Preferably, the safety monitoring system of the cable tunnel well of the present embodiment also comprises: the first housing;
Described data concentrator is located in described the first housing.
Preferably, described temperature sensor is radio temperature sensor; Described radio temperature sensor is fixed on described cable splice;
Described radio temperature sensor is by the second powered battery;
Described radio temperature sensor comprises the second data processing unit, second source administrative unit, temp probe, the second radio-frequency module, the second antenna, second switch;
Described second source administrative unit is connected with described the second battery, and is connected with described the second data processing unit, described the second radio-frequency module, described temp probe;
Described the second data processing unit is connected with described temp probe;
Described the second data processing unit is connected with described the second radio-frequency module, and described the second radio-frequency module is connected with described the second antenna;
Described the second data processing unit is connected with described second switch.
Preferably, the safety monitoring system of the cable tunnel well of the present embodiment also comprises: the second housing;
Described the second data processing unit, described second source administrative unit, described the second radio-frequency module, described temp probe and described second switch are all fixed in described the second housing, and described temp probe is positioned at one end, inner side of described the second housing; And described this end is fixed on described cable splice;
Described the second antenna is fixed on the outside and other end relative with described temp probe of described the second housing.
Preferably, described theft-proof sensor is wireless anti-theft sensor; And described wireless anti-theft sensor is by the 3rd powered battery;
Described wireless anti-theft sensor comprises permanent magnet, tongue tube, the 3rd data processing unit, the 3rd Power Management Unit, the 3rd radio-frequency module, third antenna, the 3rd switch;
Described the 3rd power module is connected with described the 3rd battery, and is connected with described the 3rd Power Management Unit, the 3rd radio-frequency module;
Described permanent magnet and described tongue tube are individually fixed on the well head of described well lid inner side and described cable tunnel well;
During energising, described tongue tube and described permanent magnet are in normal attracting state;
Described the 3rd data processing unit is connected with described tongue tube;
Described the 3rd data processing unit is connected with described the 3rd radio-frequency module, and described the 3rd radio-frequency module is connected with described the 3rd switch;
Described the 3rd data processing unit is connected with described the 3rd switch.
Preferably, the safety monitoring system of the cable tunnel well of the present embodiment also comprises: the 3rd housing;
Described tongue tube, described the 3rd data processing unit, described the 3rd Power Management Unit, described the 3rd radio-frequency module, described third antenna, described the 3rd switch are all positioned at described the 3rd housing, and described tongue tube is positioned at one end of close described permanent magnet of the inner side of described the 3rd housing;
Described third antenna is fixed on the outside and other end relative with described tongue tube of described the 3rd housing;
When described tongue tube is positioned on described well lid, described the 3rd housing is fixed on described well lid;
When described tongue tube is fixed on the well head of described cable tunnel well, described the 3rd housing is fixed on the well head of described cable tunnel well.
The safety monitoring system of cable tunnel of the present utility model well, is integrated in temperature monitoring, gas-monitoring, flood monitoring and well lid status monitoring function together by wireless or wired mode, can be to carrying out comprehensive monitoring in cable tunnel well.The data concentrator relating in this system, has diversiform data interface, and extensibility is good, can access more wireless senser and existing wired sensor.This monitoring system has solved the safety monitoring problem of existing cable tunnel shaft well.
Accompanying drawing explanation
Fig. 1 is the safety monitoring system structural representation of the cable tunnel well of the utility model embodiment;
Fig. 2 is the electrical block diagram of the data concentrator in the safety monitoring system of cable tunnel well of the utility model embodiment;
Fig. 3 is the electrical block diagram of the radio temperature sensor in the safety monitoring system of cable tunnel well of the utility model embodiment;
Fig. 4 is the electrical block diagram of the wireless anti-theft sensor in the safety monitoring system of cable tunnel well of the utility model embodiment.
Reference numeral:
1-cable tunnel well; 2-well lid; 3-theft-proof sensor (wireless anti-theft sensor); 4-data concentrator; 5-power lead; 6-Ethernet netting twine; 7-gas sensor; 8-water sensor; 9-temperature sensor (radio temperature sensor); 10-cable; 11-cable splice; 12-GPRS antenna; 13-permanent magnet; 14-antenna shield; 15-RS485 interface.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below, by specific embodiment and referring to accompanying drawing, the utility model is elaborated.
The utility model embodiment provides the safety monitoring system of a kind of cable tunnel well, for underground cable tunnel well 1, the top of described cable tunnel well 1 is provided with well lid 2, and its inside has cable 10 to pass, the cable 10 that is positioned at described cable tunnel well 1 is provided with cable splice 11, comprise: in order to carry out the data processing module of data acquisition and forwarding, in order to detect the gas sensor 7 of the harmful gas in described cable tunnel well 1, in order to detect the water sensor 8 of described cable tunnel well 1 internal water accumulation, in order to detect the temperature sensor 9 of cable splice 11 temperature in described cable tunnel well 1 and in order to prevent the theft-proof sensor 3 of described well lid 2,
Described data processing module, described gas sensor 7, water sensor 8, temperature sensor 9 and described theft-proof sensor 3 are all arranged in described cable tunnel well 1, and gas sensor 7, water sensor 8, temperature sensor 9 and theft-proof sensor 3 all communicate to connect with data processing module.
Below the circuit structure of data processing module, temperature sensor 9 and theft-proof sensor 3 is described one by one.
Wherein, as shown in Figure 2, data processing module comprise data concentrator 4, in order to power supply power lead 5 and in order to transmit the data line of data; Described power lead 5 and described data line are all connected on described data concentrator 4, and are all connected with the monitoring host computer of being located at well 1 outside, described cable tunnel.
Data concentrator 4 be data forwarding device be also data collector, its schematic diagram is shown in Fig. 2.Data concentrator 4 comprises the first data processing unit, the first Power Management Unit, the first radio-frequency module, the first antenna, Ethernet interface unit, GPRS unit, the first switch, RS485 interface unit.Wherein, the first data processing unit is connected with described the first radio-frequency module, and described the first radio-frequency module is connected with described the first antenna, to be used for and wireless sensor node communication;
Described the first Power Management Unit is connected with described power lead 5, and is connected to power with described the first data processing unit, described the first radio-frequency module, described the first antenna, described Ethernet interface unit, described GPRS unit, described RS485 interface unit;
Described Ethernet interface unit is connected with described Ethernet netting twine 6, so that the data of data collector are uploaded to monitoring host computer by Ethernet; Described GPRS unit is connected with described GPRS antenna 12, so that the data wireless of data collector is transferred to monitoring host computer.Wherein, during data concentrator 4 work, a kind of pattern is only selected in GPRS wireless transmission and Ethernet wire transmission, another kind of as reserved.
When data line is GPRS antenna 12, GPRS antenna 12 extends to ground, so that wireless signal can more effectively transfer out.And, on ground, being fixed with antenna shield 14, GPRS antenna 12 extends in antenna shield 14, to play a protective role, avoids destroying because of extraneous factors such as drivings.
Described RS485 unit is connected with the sensor that is provided with RS485 output interface, and RS485 interface 15 is reserved Bus Interface Units, is used for connecting the sensor of other RS485 outputs.
The first data processing unit is comprised of signal amplifying and conditioning circuit, A/D change-over circuit and the first single-chip microcomputer.Described the first data processing unit is connected with described gas sensor 7, described water sensor 8 and described RS485 interface 15 respectively, like this, and the data that the direct acquisition and processing gas sensor 7 of the first data processing unit and water sensor 8 collect.Wherein, water sensor 8 is directly connected with the first single-chip microcomputer, and gas sensor 7 is connected with the first single-chip microcomputer via signal amplifying and conditioning circuit, A/D change-over circuit.
Described the first data processing unit is directly connected with described the first switch, to control the duty of itself.
For protected data, concentrate the circuit of device 4 and be not damaged, all internal circuit boards of data concentrator 4 are all positioned in the first housing.The first housing is the housing that degree of protection reaches IP66, and each interface all adopts degree of protection to reach the joint of IP66, and obsolete reserved joint is tightened with lid.
Further, in this example, gas sensor 7 adopts the U.S. OLCT20 of English Cisco combustible gas transmitter (explosion-proof version), directly the data processing unit of access data concentrator 4.For the harmful gas situation in detection streamer tunnel shaft 1 better, the position of gas sensor 7 will be near 1 bottom in cable tunnel well.
Further, in this example, water sensor 8 adopts the YW515 series solid-state liquid sensor of Beijing Bao Lima company, the directly data processing unit of access data concentrator 4.For the ponding situation in detection streamer tunnel shaft 1 better, the position of water sensor 8 will be near the bottom in cable tunnel well 1, and its position will be lower than cable.
Further, in this example, adopt MAX485 chip as RS485 interface unit.
Further, in this example, adopt DM9000 chip as Ethernet interface unit.
Further, in this example, adopt Siemens MC 75i-GPRS module as GPRS unit.
Further, in this example, adopt the high-performance CC1101 wireless communication chips of Chipcon company as the first radio-frequency module.
Further, in this example, adopt the S3C2440A of Samsung chip as the first data processing unit.
In the present embodiment, temperature sensor 9 is radio temperature sensor; Radio temperature sensor 9 is fixed on described cable splice 11, and described radio temperature sensor is by the second powered battery;
Described radio temperature sensor 9 comprises the second data processing unit, second source administrative unit, temp probe, the second radio-frequency module, the second antenna, second switch and pilot lamp, and its circuit structure diagram as shown in Figure 3.
Described second source administrative unit is connected with described the second battery, and is connected to power with described the second data processing unit, described the second radio-frequency module, described temp probe.
In order to protect the circuit of radio temperature sensor 9 not to be damaged, native system is also provided with the second housing, the second data processing unit, second source administrative unit, the second radio-frequency module, temp probe and second switch are all fixed in the second housing, and temp probe is positioned at one end, inner side of the second housing, and this end is fixed on cable splice 11; The second antenna is fixed on the outside and other end relative with temp probe of the second housing.Second source administrative unit is comprised of battery case and electric power management circuit.In the present embodiment, the circuit board, the second battery and the temp probe that carry circuit unit are all encapsulated in the second enclosure interior, temp probe is placed on the second housing bottom, the second housing bottom is that Heat Conduction Material directly conducts dut temperature to temp probe, the second case top leaves antennal interface, and antenna is directly screwed in this interface.This shell all seals, and degree of protection reaches IP66.
The second data processing unit is comprised of signal amplifying and conditioning circuit, A/D change-over circuit and second singlechip.Described the second data processing unit is connected with described temp probe, to receive and treatment temperature data; Described the second data processing unit is connected with described the second radio-frequency module, and described the second radio-frequency module is connected with described the second antenna, to send wireless data to described the first radio frequency units; Described the second data processing unit is connected with described second switch, to control the duty of himself.
Further, adopt PT100 as temperature sensor temp probe.
Further, adopt the high-performance CC1101 wireless communication chips of Chipcon company as the second radio-frequency module.
Further, adopt MSP430F2274 as the CPU of the second data processing unit.
In the present embodiment, theft-proof sensor 3 is wireless anti-theft sensor; And described wireless anti-theft sensor 3 is by the 3rd powered battery.In the present embodiment, the 3rd battery is dry cell.
Wireless anti-theft sensor 3 comprises permanent magnet 13, tongue tube, the 3rd data processing unit, the 3rd Power Management Unit, the 3rd radio-frequency module, third antenna, the 3rd switch;
Described the 3rd power module is connected with described the 3rd battery, and is connected to power with described the 3rd Power Management Unit, the 3rd radio-frequency module;
Described permanent magnet 13 and described tongue tube are individually fixed on the well head of described well lid 2 inner sides and described cable tunnel well 1.During energising, described tongue tube and described permanent magnet 13 are in normal attracting state.
In order to protect the circuit of wireless anti-theft sensor 3 not to be damaged, native system is also provided with the 3rd housing.Described tongue tube, described the 3rd data processing unit, described the 3rd Power Management Unit, described the 3rd radio-frequency module, described third antenna, described the 3rd switch are all positioned at described the 3rd housing.Described tongue tube is positioned at one end of close described permanent magnet 13 of the inner side of described the 3rd housing; Described third antenna is fixed on the outside and other end relative with described tongue tube of described the 3rd housing.In the present embodiment, permanent magnet 13 is fixed on well lid 2, and the remainder that is positioned at the wireless anti-theft sensor 3 of the 3rd housing is all fixed on the well head of cable tunnel well 1.
Described the 3rd data processing unit is connected with described tongue tube, to receive data.Like this, if well lid 2 is opened, tongue tube and permanent magnet 13 are just in disengaged condition, and tongue tube can be passed to status signal the 3rd data processing unit, and send data concentrator 4 to after the 3rd data processing unit is processed, thereby it is stolen to detect well lid 2.Described the 3rd data processing unit is connected with described the 3rd radio-frequency module, and described the 3rd radio-frequency module is connected with described the 3rd switch, to send wireless data to described the first radio frequency units; Described the 3rd data processing unit is connected with described the 3rd switch, to control the duty of himself.
The 3rd Power Management Unit is comprised of battery case and electric power management circuit.In use, permanent magnet 13 is fixed on well lid 2, wireless anti-theft sensor 3 is fixed on well head, and its tongue tube end is near permanent magnet 13.The circuit board, battery case, dry cell and the tongue tube that carry circuit unit are all encapsulated in the 3rd enclosure interior, tongue tube is placed on the 3rd case top, the 3rd case top adopts high strength plastic materials, its objective is and guarantees that tongue tube and permanent magnet 13 can respond to.This shell all seals, and degree of protection reaches IP66.
Further, adopt UGN-3020Y/U tongue tube.
Further, adopt the high-performance CC1101 wireless communication chips of Chipcon company as the 3rd radio-frequency module.
Further, adopt MSP430F2274 as the CPU of the 3rd data processing unit.
In the present embodiment, the 3rd data processing unit is the 3rd single-chip microcomputer.
In sum, adopt the safety monitoring system of cable tunnel provided by the utility model well, temperature monitoring, gas-monitoring, flood monitoring and well lid status monitoring function are integrated by wireless or wired mode, cable tunnel well 1 has been carried out to comprehensive monitoring.The data concentrator 4 relating in this system, has diversiform data interface, can access more wireless senser and existing wired sensor.This monitoring system functional is complete, and extensibility is good, has well solved the safety monitoring problem of existing cable tunnel shaft.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of the utility model protection.

Claims (10)

1. the safety monitoring system of a cable tunnel well, the top of described cable tunnel well is provided with well lid, inside has cable to pass, and, in the inside of described cable tunnel well, also there is the cable splice of being located on described cable, it is characterized in that, described safety monitoring system comprises:
In the inside of described cable tunnel well, detect the gas sensor of harmful gas;
In the inside of described cable tunnel well, detect the water sensor of ponding;
In the inside of described cable tunnel well, detect the temperature sensor of the temperature of described cable splice;
In the theft-proof sensor of well lid described in the internal monitoring of described cable tunnel well;
And, in the inside of described cable tunnel well, connect the data processing module of described gas sensor, described water sensor, described temperature sensor and described theft-proof sensor.
2. the safety monitoring system of cable tunnel according to claim 1 well, is characterized in that, described data processing module comprises data concentrator, power lead and data line;
Described power lead and described data line are all connected on described data concentrator, and are all connected with the monitoring host computer of being located at well outside, described cable tunnel.
3. the safety monitoring system of cable tunnel according to claim 2 well, is characterized in that, described data line is Ethernet netting twine.
4. the safety monitoring system of cable tunnel according to claim 2 well, is characterized in that, described data line is GPRS antenna;
Described GPRS antenna extends to and is fixed in ground antenna shield.
5. the safety monitoring system of cable tunnel according to claim 2 well, it is characterized in that, described data concentrator comprises the first data processing unit, the first Power Management Unit, the first radio-frequency module, the first antenna, Ethernet interface unit, GPRS unit, the first switch, RS485 interface unit;
Described the first Power Management Unit is connected with described power lead, and is connected with described the first data processing unit, described the first radio-frequency module, described the first antenna, described Ethernet interface unit, described GPRS unit, described RS485 interface unit;
Described Ethernet interface unit is connected with described Ethernet netting twine;
Described GPRS unit is connected with described GPRS antenna;
Described RS485 unit is connected with the sensor that is provided with RS485 output interface;
Described the first data processing unit is connected with described the first radio-frequency module, and described the first radio-frequency module is connected with described the first antenna;
Described the first data processing unit is connected with described gas sensor, described water sensor and described RS485 interface unit respectively;
Described the first data processing unit with in order to transmitting the described Ethernet interface unit of data, described GPRS unit is connected;
Described the first data processing unit is connected with described the first switch.
6. the safety monitoring system of cable tunnel according to claim 2 well, is characterized in that, also comprises: the first housing;
Described data concentrator is located in described the first housing.
7. the safety monitoring system of cable tunnel according to claim 5 well, is characterized in that, described temperature sensor is radio temperature sensor; Described radio temperature sensor is fixed on described cable splice;
Described radio temperature sensor is by the second powered battery;
Described radio temperature sensor comprises the second data processing unit, second source administrative unit, temp probe, the second radio-frequency module, the second antenna, second switch;
Described second source administrative unit is connected with described the second battery, and is connected with described the second data processing unit, described the second radio-frequency module, described temp probe;
Described the second data processing unit is connected with described temp probe;
Described the second data processing unit is connected with described the second radio-frequency module, and described the second radio-frequency module is connected with described the second antenna;
Described the second data processing unit is connected with described second switch.
8. the safety monitoring system of cable tunnel according to claim 7 well, is characterized in that, also comprises: the second housing;
Described the second data processing unit, described second source administrative unit, described the second radio-frequency module, described temp probe and described second switch are all fixed in described the second housing, and described temp probe is positioned at one end, inner side of described the second housing; And described this end is fixed on described cable splice;
Described the second antenna is fixed on the outside and other end relative with described temp probe of described the second housing.
9. the safety monitoring system of cable tunnel according to claim 5 well, is characterized in that, described theft-proof sensor is wireless anti-theft sensor; And described wireless anti-theft sensor is by the 3rd powered battery;
Described wireless anti-theft sensor comprises permanent magnet, tongue tube, the 3rd data processing unit, the 3rd Power Management Unit, the 3rd radio-frequency module, third antenna, the 3rd switch;
Described the 3rd power module is connected with described the 3rd battery, and is connected with described the 3rd Power Management Unit, the 3rd radio-frequency module;
Described permanent magnet and described tongue tube are individually fixed on the well head of described well lid inner side and described cable tunnel well;
During energising, described tongue tube and described permanent magnet are in normal attracting state;
Described the 3rd data processing unit is connected with described tongue tube;
Described the 3rd data processing unit is connected with described the 3rd radio-frequency module, and described the 3rd radio-frequency module is connected with described the 3rd switch;
Described the 3rd data processing unit is connected with described the 3rd switch.
10. the safety monitoring system of cable tunnel according to claim 9 well, is characterized in that, also comprises: the 3rd housing;
Described tongue tube, described the 3rd data processing unit, described the 3rd Power Management Unit, described the 3rd radio-frequency module, described third antenna, described the 3rd switch are all positioned at described the 3rd housing, and described tongue tube is positioned at one end of close described permanent magnet of the inner side of described the 3rd housing;
Described third antenna is fixed on the outside and other end relative with described tongue tube of described the 3rd housing;
When described tongue tube is positioned on described well lid, described the 3rd housing is fixed on described well lid;
When described tongue tube is fixed on the well head of described cable tunnel well, described the 3rd housing is fixed on the well head of described cable tunnel well.
CN201320763881.3U 2013-11-27 2013-11-27 Safety monitoring system of cable tunnel well Active CN203587139U (en)

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Cited By (7)

* 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
CN104504831A (en) * 2015-01-12 2015-04-08 唐山现代工控技术有限公司 Protection method and device of wild monitoring equipment
CN104517422A (en) * 2014-12-25 2015-04-15 芜湖市晨韵自动化科技有限公司 Underground cable monitoring pre-alarm system based on Internet of Things
CN104977046A (en) * 2015-07-16 2015-10-14 国网上海市电力公司 Oil-filled cable stop well monitoring system
CN105784000A (en) * 2016-05-09 2016-07-20 徐洪军 System for online monitoring of accumulated water of cable well
CN106768027A (en) * 2016-12-02 2017-05-31 国网浙江省电力公司宁波供电公司 The work well state monitoring apparatus of cable passage
CN108487324A (en) * 2018-04-03 2018-09-04 北京电子科技职业学院 A kind of monitoring of wisdom well cover and warning device

Cited By (8)

* 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
CN104517422A (en) * 2014-12-25 2015-04-15 芜湖市晨韵自动化科技有限公司 Underground cable monitoring pre-alarm system based on Internet of Things
CN104504831A (en) * 2015-01-12 2015-04-08 唐山现代工控技术有限公司 Protection method and device of wild monitoring equipment
CN104504831B (en) * 2015-01-12 2017-02-01 唐山现代工控技术有限公司 Protection method of wild monitoring equipment
CN104977046A (en) * 2015-07-16 2015-10-14 国网上海市电力公司 Oil-filled cable stop well monitoring system
CN105784000A (en) * 2016-05-09 2016-07-20 徐洪军 System for online monitoring of accumulated water of cable well
CN106768027A (en) * 2016-12-02 2017-05-31 国网浙江省电力公司宁波供电公司 The work well state monitoring apparatus of cable passage
CN108487324A (en) * 2018-04-03 2018-09-04 北京电子科技职业学院 A kind of monitoring of wisdom well cover and warning device

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