CN211656391U - Cable trench monitoring system - Google Patents
Cable trench monitoring system Download PDFInfo
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- CN211656391U CN211656391U CN202020368060.XU CN202020368060U CN211656391U CN 211656391 U CN211656391 U CN 211656391U CN 202020368060 U CN202020368060 U CN 202020368060U CN 211656391 U CN211656391 U CN 211656391U
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Abstract
The utility model discloses a cable pit monitored control system. Cable pit monitored control system includes: the wireless monitoring system comprises a wireless detection module, an audible and visual alarm module and a wireless monitoring information collecting and sending module; the wireless monitoring information collecting and sending module is used for receiving various information in the cable trench detected by the wireless detection module, sending the various information in the cable trench to the mobile terminal equipment and the fixed terminal equipment through a communication operator network, and controlling the sound-light alarm module to alarm faults in the cable trench. The technical scheme of this embodiment has alleviated the cable pit monitoring mode problem that the manual work patrols and examines that the cost of labor is high, work efficiency is low to and set up the cable pit monitoring mode of network line and get the problem of difficulty, network deployment inconvenience. The ad hoc network wireless communication of the cable trench monitoring is realized, so that the workers can remotely monitor the cable trench in real time, the working efficiency is improved, and the monitoring cost is reduced.
Description
Technical Field
The embodiment of the utility model provides a relate to electric power system technical field, especially relate to a cable pit monitored control system.
Background
At present, a relatively mature automatic and intelligent solution is formed in the power distribution link of a power grid in the better environments of a transformer substation, a power distribution room and the like, but no better solution is provided for equipment management in the severe environments of an underground cable trench and the like, and unpredictable risk accidents exist.
In the underground cable trench, the distribution quantity of cables is wide, the installation is mixed and disorderly, the management difficulty is very high, and the problem is difficult to find out. Underground cables are easy to burn out due to temperature rise, and ring main units, cable intermediate joints and the like within 500 meters of outgoing lines of a transformer substation are important assets which need to be monitored urgently. The underground cable trench has a severe environment, does not have proper monitoring equipment, mostly processes the problems after the occurrence, cannot prevent the problems in advance, causes power failure faults and excessive alarm complaints, and reduces the service quality of a power grid.
The existing cable trench monitoring mode is generally that a worker periodically inspects the cable trench, or a network line is laid in the cable trench, and a detection point is set to form a monitoring network to detect the cable. The monitoring mode of manual inspection is because the quantity of cable is huge, and detection cost is higher, hardly finds the fault point when the detection ring border is abominable. Moreover, manual routing inspection needs multi-level management, which easily causes information asymmetry between levels. In addition, the manual communication cost is high, the round-robin routing inspection has no key target, and the efficiency is low. The wiring cost of the monitoring mode for setting the network cable is high, the monitor is difficult to take electricity, the tag needs to be read, the networking is inconvenient, and the networking time is long.
SUMMERY OF THE UTILITY MODEL
The utility model provides a cable pit monitored control system to realize the ad hoc network wireless communication of cable pit control, make the staff can carry out long-range real time monitoring to the cable pit, improve work efficiency, reduce the control cost.
In a first aspect, an embodiment of the present invention provides a cable trench monitoring system, include: the wireless monitoring system comprises a wireless detection module, an audible and visual alarm module and a wireless monitoring information collecting and sending module, wherein the wireless monitoring information collecting and sending module is respectively in communication connection with the wireless detection module and the audible and visual alarm module;
the wireless detection module is arranged in the cable trench and comprises a temperature detection unit, a water level detection unit, a well lid state detection unit, a gas detection unit and an acousto-optic detection unit, wherein the temperature detection unit is used for detecting the temperature of a cable, the water level detection unit is used for detecting the water level state of the cable trench, the well lid state detection unit is used for detecting the state of a cable well lid, the gas detection unit is used for detecting harmful gas in the cable trench, and the acousto-optic detection unit is used for collecting an acoustic signal and an image signal in the cable trench;
the wireless monitoring information collecting and sending module is used for receiving various information in the cable trench detected by the wireless detection module, sending the various information in the cable trench to the mobile terminal equipment and the fixed terminal equipment through a communication operator network, and controlling the sound-light alarm module to alarm faults in the cable trench.
Optionally, the temperature detection unit is disposed on a cable in the cable duct, and includes a first built-in power supply, a temperature sensor, and a first wireless communicator, and the first built-in power supply, the temperature sensor, and the first wireless communicator are electrically connected in sequence;
the first built-in power supply is used for supplying power to the temperature detection unit, the temperature detection unit detects the temperature of the cable through the temperature sensor, and the temperature information of the cable is sent to the wireless monitoring information collecting and sending module through the first wireless communicator.
Optionally, the water level detection unit is disposed at the bottom of the cable trench and includes a second built-in power supply, a water sensor and a second wireless communicator, and the second built-in power supply, the water sensor and the second wireless communicator are electrically connected in sequence;
the second built-in power supply is used for supplying power to the water level detection unit, the water level detection unit detects the water level state of the cable trench through the water logging sensor, and sends the water level state information of the cable trench to the wireless monitoring information collecting and sending module through the second wireless communicator.
Optionally, the well lid state detection unit is arranged on the lower surface of a cable well lid of the cable trench and comprises a third built-in power supply, a displacement sensor and a third wireless communicator, and the third built-in power supply, the displacement sensor and the third wireless communicator are electrically connected in sequence;
the third built-in power supply is used for supplying power to the well lid state detection unit, the well lid state detection unit determines the state of the cable well lid through the displacement sensor, and the state information of the cable well lid is sent to the wireless monitoring information collecting and sending module through the third wireless communicator; alternatively, the first and second electrodes may be,
the well lid state detection unit is arranged on the lower surface of a cable well lid of the cable trench and comprises a third built-in power supply, a pressure sensor and a third wireless communicator, and the third built-in power supply, the pressure sensor and the third wireless communicator are electrically connected in sequence;
the third built-in power supply is used for supplying power to the well lid state detection unit, the well lid state detection unit determines the state of the cable well lid through the pressure sensor, and the state information of the cable well lid is sent to the wireless monitoring information collecting and sending module through the third wireless communicator.
Optionally, the gas detection unit includes a fourth built-in power supply, a gas sensor, and a fourth wireless communicator, and the fourth built-in power supply, the gas sensor, and the fourth wireless communicator are electrically connected in sequence;
the fourth built-in power supply is used for supplying power to the gas detection unit, and the gas detection unit detects harmful gas in the cable trench through the gas sensor and sends the harmful gas information in the cable trench to the wireless monitoring information collecting and sending module through the fourth wireless communicator.
Optionally, the gas sensor comprises any one of a carbon monoxide sensor, a methane sensor, a hydrogen sulfide sensor, and an oil sensor.
Optionally, the sound and light detection unit includes a fifth internal power supply, a camera, a microphone, and a fifth wireless communicator, the fifth internal power supply is electrically connected to the camera, the microphone, and the fifth wireless communicator is electrically connected to the camera and the microphone, respectively;
the sound and light detection unit collects sound signals in the cable trench through the camera, collects image signals in the cable trench through the microphone, and sends the sound signals and the image signals in the cable trench to the wireless monitoring information collecting and sending module through the fifth wireless communicator.
Optionally, the wireless monitoring information collecting and sending module includes a wireless communication unit and a control unit;
the wireless communication unit is electrically connected with the control unit, and the wireless monitoring information collecting and sending module is respectively in communication connection with the first wireless communicator, the second wireless communicator, the third wireless communicator, the fourth wireless communicator, the fifth wireless communicator and the communication operator network through the wireless communication unit;
the wireless monitoring information collecting and sending module receives various information in the cable trench detected by the wireless detection module through the wireless communication unit, sends various information in the cable trench to the mobile terminal device and the fixed terminal device through a communication operator network, and controls the sound-light alarm module to alarm faults in the cable trench through the control unit.
Optionally, the wireless communication unit includes a communicator of the same communication type as the first wireless communicator, the second wireless communicator, the third wireless communicator, the fourth wireless communicator, and the fifth wireless communicator;
the wireless communication unit comprises any one of a radio frequency communicator, a Bluetooth communicator, a wireless network communicator and a communicator based on a ZigBee communication protocol.
Optionally, the sound and light alarm module comprises an indicator light and a buzzer.
This embodiment provides a cable pit monitored control system, through all kinds of information in the wireless detection module detection cable pit, send the module with all kinds of information wireless transmission in the cable pit to wireless monitoring information collection, if the unusual condition appears in the cable pit, can carry out automatic alarm through audible-visual alarm module to the suggestion personnel of patrolling and examining in time go to local cable pit and investigate. The wireless cable trench monitoring network is formed by various detection units in the wireless detection module and the wireless monitoring information collection module, and the wireless monitoring information collection module can be communicated with the mobile terminal equipment and the fixed terminal equipment through a communication operator network, so that workers can monitor the cable trench in real time through the monitoring platform. The technical scheme of this embodiment has alleviated the cable pit monitoring mode problem that the manual work patrols and examines that the cost of labor is high, work efficiency is low to and set up the cable pit monitoring mode of network line and get the problem of difficulty, network deployment inconvenience. The ad hoc network wireless communication of the cable trench monitoring is realized, so that the workers can remotely monitor the cable trench in real time, the working efficiency is improved, and the monitoring cost is reduced.
Drawings
Fig. 1 is a schematic block diagram of a cable trench monitoring system according to an embodiment of the present invention;
fig. 2 is a schematic view of a communication structure of a cable trench monitoring system according to an embodiment of the present invention;
fig. 3 is a schematic block diagram of another cable trench monitoring system according to an embodiment of the present invention;
fig. 4 is a schematic block diagram of another cable trench monitoring system according to an embodiment of the present invention;
fig. 5 is a schematic block diagram of another cable trench monitoring system according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
Example one
Fig. 1 is a schematic block diagram of a cable trench monitoring system according to an embodiment of the present invention; fig. 2 is a communication structure diagram of a cable trench monitoring system according to an embodiment of the present invention. Referring to fig. 1 and 2, as shown in fig. 1, the cable trench monitoring system includes: the wireless monitoring system comprises a wireless detection module 100, an audible and visual alarm module 200 and a wireless monitoring information collecting and sending module 300, wherein the wireless monitoring information collecting and sending module 300 is respectively in communication connection with the wireless detection module 100 and the audible and visual alarm module 200; the wireless detection module 100 is arranged in the cable trench and comprises a temperature detection unit 10, a water level detection unit 20, a well lid state detection unit 30, a gas detection unit 40 and a sound and light detection unit 50, wherein the temperature detection unit 10 is used for detecting the temperature of a cable, the water level detection unit 20 is used for detecting the water level state of the cable trench, the well lid state detection unit 30 is used for detecting the state of a cable well lid, the gas detection unit 40 is used for detecting harmful gas in the cable trench, and the sound and light detection unit 50 is used for collecting sound signals and image signals in the cable trench; the wireless monitoring information collecting and sending module 300 is configured to receive various types of information in the cable trench detected by the wireless detecting module 100, send the various types of information in the cable trench to the mobile terminal device 500 and the fixed terminal device 600 through the communication operator network 400, and control the sound-light alarm module 200 to alarm a fault in the cable trench.
Specifically, referring to fig. 1 and 2, the wireless detection module 100 is disposed in the underground cable trench, and may have a built-in power supply for detecting various types of information in the underground cable trench. The wireless detection module 100 may detect the temperature of the cable in the cable duct through the temperature detection unit 10 to determine whether the temperature of the cable is abnormal; the water level state in the cable trench is detected through the water level detection unit 2, so that safety accidents caused by water immersion of facilities such as cables and the like are prevented; the well lid state detection unit 30 detects the state of the cable well lid to prevent the cable well lid from being exposed to the external environment due to accidental opening or theft; harmful gas, such as toxic gas or inflammable gas, in the cable trench is detected by the gas detection unit 40 to prevent a dangerous accident from occurring in the cable trench; sound signals and image signals in the cable trench are collected through the acousto-optic detection unit 50, so that workers can observe the conditions in the cable trench in real time. Wireless detection module 100 can transmit the various information in the cable pit that above-mentioned detected to wireless monitoring information collection with wireless communication's form and send module 300, wireless monitoring information collection send module 300 can wireless receiving wireless detection module 100 transmission's information to judge all kinds of information in the cable pit, when any kind of abnormal conditions in temperature, water level, well lid state, gas concentration, sound or the image in the cable pit appears, can control audible and visual alarm module 200 and report to the police, the suggestion patroller underground cable pit in this area appears unusually, so that patroller in time goes to this place and inspects.
With reference to fig. 1 and fig. 2, optionally, the wireless monitoring networks are distributed in units of regions, a cable trench monitoring system 1 is disposed in an underground cable trench of each region, the wireless monitoring information collecting and sending module 300 of the cable trench monitoring systems 1 of each region can establish wireless communication connection with the communication operator network 400, and data interaction among the wireless monitoring information collecting and sending module 300, the mobile terminal device 500, the fixed terminal device 600, and the cable trench monitoring background server 700 is realized through the communication operator network 400. Specifically, the communication carrier network 400 may receive various types of information in the cable trench transmitted by the wireless monitoring information collecting and sending module 30, and transmit the information to the server 700 for collection, storage, and analysis, and the worker may request data in each cable trench from the server 700 through the communication carrier network 400 by using a cable trench monitoring program in the mobile terminal device 500 or the fixed terminal device 600, so as to view monitoring information of each cable trench through the mobile terminal device 500 or the fixed terminal device 600, and realize real-time monitoring of each cable trench.
The technical scheme of this embodiment detects all kinds of information in the cable pit through wireless detection module, with all kinds of information wireless transmission to wireless monitoring information collection delivery module in the cable pit, if the unusual condition appears in the cable pit, can carry out automatic alarm through audible-visual alarm module to the suggestion personnel of patrolling and examining go to local cable pit in time and investigate. The wireless cable trench monitoring network is formed by various detection units in the wireless detection module and the wireless monitoring information collection module, and the wireless monitoring information collection module can be communicated with the mobile terminal equipment and the fixed terminal equipment through a communication operator network, so that workers can monitor the cable trench in real time through the monitoring platform. The technical scheme of this embodiment compares with the cable pit monitoring mode that the manual work was patrolled and examined, and the human cost is lower, can carry out real-time supervision to the running state of equipment in the cable pit, and intelligent alarm can set up the key focus of attention of trouble early warning, carries out real time monitoring at the cable pit and guides, and work efficiency is higher. Compared with a cable trench monitoring mode with a network line, the wireless communication can be realized, the communication and monitoring distance is extended, wiring and debugging are not needed, all equipment has a built-in power supply, the equipment can be used after being installed, networking is easy, the design of ultra-low power consumption is realized, microampere working current is low, the size is small, and the service life is long.
Example two
Fig. 3 is a schematic block diagram of another cable trench monitoring system according to an embodiment of the present invention. As shown in fig. 3, optionally, the temperature detecting unit 10 is disposed on a cable in the cable trench, and includes a first built-in power supply 11, a temperature sensor 12 and a first wireless communicator 13, and the first built-in power supply 11, the temperature sensor 12 and the first wireless communicator 13 are electrically connected in sequence; the first built-in power supply 11 is used for supplying power to the temperature detection unit 10, and the temperature detection unit 10 detects the temperature of the cable through the temperature sensor 12 and sends the temperature information of the cable to the wireless monitoring information collecting and sending module 300 through the first wireless communicator 13. Specifically, the temperature detecting unit 10 may be disposed on different cables in the cable trench, and is self-powered by the first built-in power supply 11, the temperature sensor 12 is used to monitor the temperature of the cable in real time, the temperature information of the cable is sent to the wireless monitoring information collecting and sending module 300 through the first wireless communicator 13, and the wireless monitoring information collecting and sending module 300 may generate a periodic temperature curve according to the temperature data of the different cables, so as to effectively detect the temperature abnormality of the cable caused by accidents such as cable explosion, short circuit, overcurrent, and the like, thereby making the operating environment in the cable trench safer.
As shown in fig. 3, optionally, the water level detection unit 20 is disposed at the bottom of the cable trench, and includes a second built-in power supply 21, a water sensor 22 and a second wireless communicator 23, and the second built-in power supply 21, the water sensor 22 and the second wireless communicator 23 are electrically connected in sequence; the second built-in power supply 21 is used for supplying power to the water level detection unit 20, and the water level detection unit 20 detects the water level state of the cable trench through the water sensor 22 and sends the water level state information of the cable trench to the wireless monitoring information collecting and sending module 300 through the second wireless communicator 23. Specifically, water level detection unit 20 can set up the bottom at the cable pit, perhaps set up the lateral wall at the cable pit, water level detection unit 20 realizes the self-power through second internal power supply 21, water sensor 22 can be based on the electrically conductive principle of liquid, whether have water to exist in utilizing the electrode detection cable pit, if water sensor 22 is soaked by the water, then send water level early warning information to wireless monitoring information collection module 300 through second wireless communicator 23, the real-time supervision of cable pit water level has been realized, can effectively prevent because the cable suffers the incident that the water logging triggered.
Referring to fig. 3, optionally, the well lid state detection unit 30 is disposed on a lower surface of the cable well lid of the cable trench, and includes a third built-in power supply 31, a displacement sensor 32, and a third wireless communicator 33, and the third built-in power supply 31, the displacement sensor 32, and the third wireless communicator 33 are electrically connected in sequence; the third built-in power supply 31 is used for supplying power to the well lid state detection unit 30, and the well lid state detection unit 30 determines the state of the cable well lid through the displacement sensor 32 and sends the state information of the cable well lid to the wireless monitoring information collecting and sending module 300 through the third wireless communicator 33. Specifically, the well lid state detection unit 30 can realize self-power supply through the third internal power supply 31, does not need to additionally connect the power supply cable, utilizes the displacement sensor 32 to detect the acceleration absolute value that the cable well lid produced in different directions, and transmits state information such as vibration or displacement of the cable well lid to the wireless monitoring information collection module 300 through the third wireless communicator 33 wireless, so as to realize real-time monitoring of the state of the cable well lid, and can effectively prevent the occurrence of the cable theft event.
Fig. 4 is a schematic block diagram of another cable trench monitoring system according to an embodiment of the present invention. As shown in fig. 4, optionally, the manhole cover state detecting unit 30 is disposed on a lower surface of the cable manhole cover of the cable trench, and includes a third built-in power supply 31, a pressure sensor 34 and a third wireless communicator 33, and the third built-in power supply 31, the pressure sensor 34 and the third wireless communicator 33 are electrically connected in sequence; the third built-in power supply 31 is used for supplying power to the well lid state detection unit 30, and the well lid state detection unit 30 determines the state of the cable well lid through the pressure sensor 34 and sends the state information of the cable well lid to the wireless monitoring information collecting and sending module 300 through the third wireless communicator 33. Specifically, the well lid state detection unit 30 may also detect the state of the cable well lid through the pressure sensor 34 disposed on the lower surface of the cable well lid, and if the cable well lid is in a normal state, the pressure value change of the lower surface of the cable well lid detected by the pressure sensor 34 should fluctuate within a small range; if the cable well lid is lifted up, pressure sensor 34 can detect the pressure value of cable well lid lower surface and take place the sudden change, can realize the detection of cable well lid state in view of the above to the prevention cable is stolen.
As shown in fig. 4, optionally, the gas detection unit 40 includes a fourth built-in power supply 41, a gas sensor 42 and a fourth wireless communicator 43, the fourth built-in power supply 41, the gas sensor 42 and the fourth wireless communicator 43 being electrically connected in sequence; the fourth built-in power supply 41 is used for supplying power to the gas detection unit 40, and the gas detection unit 40 detects the harmful gas in the cable trench through the gas sensor 42 and sends the harmful gas information in the cable trench to the wireless monitoring information collecting and sending module 300 through the fourth wireless communicator 43. Specifically, toxic gas or flammable gas may be present in the cable trench, the gas detection unit 40 may be self-powered by the fourth built-in power supply 41, detect the gas concentration in the cable trench through the gas sensor 42, and when the gas or liquid to be detected volatilizes in the air, the gas sensor 42 generates an electrical signal proportional to the concentration of the gas to be detected in the air, and wirelessly transmits the electrical signal to the wireless monitoring information collecting module 300 through the fourth wireless communicator 43. Alternatively, the gas sensor 42 includes any one of a carbon monoxide sensor, a methane sensor, a hydrogen sulfide sensor, and an oil sensor. The gas detection unit 40 can detect harmful or flammable gases such as carbon monoxide gas, methane gas, hydrogen sulfide gas, and petroleum volatile gas in the cable trench by the above-described sensors. If the wireless monitoring information collecting and sending module 300 judges that the concentration of the harmful gas in the cable trench exceeds the standard according to the received harmful gas information, the acousto-optic alarm module 200 can be controlled to alarm so as to prompt routing inspection personnel to process in time, and accidents such as fire disasters and the like of the cable trench caused by the harmful gas can be effectively prevented.
Referring to fig. 4, optionally, the acousto-optic detection unit 50 includes a fifth built-in power supply 51, a camera 52, a microphone 53 and a fifth wireless communicator 54, the fifth built-in power supply 51 is electrically connected with the camera 52, the microphone 53 and the fifth wireless communicator 54 respectively, and the fifth wireless communicator 54 is electrically connected with the camera 52 and the microphone 53 respectively; the fifth built-in power supply 51 is used for supplying power to the acousto-optic detection unit 50, the acousto-optic detection unit 50 collects sound signals in the cable trench through the camera 52, collects image signals in the cable trench through the microphone 53, and sends the sound signals and the image signals in the cable trench to the wireless monitoring information collecting and sending module 300 through the fifth wireless communicator 54. Illustratively, the acousto-optic detection unit 50 can be disposed at a plurality of positions in the cable trench, self-powered by the fifth built-in power supply 51, and used for monitoring sounds and images in the cable trench in real time by using the camera 52 and the microphone 53, and wirelessly transmitting the monitoring information to the wireless monitoring information collecting and sending module 300. For example, when accidents such as collapse occur in the cable trench, the camera 52 can shoot a collapse picture, the microphone 53 can collect collapse sound, and the worker can determine that the cable trench has an accident according to the abnormal sound or the collapse picture received by the monitoring platform, so that the worker can go to the place to overhaul. For another example, other detection units in the cable trench are limited by the sensitivity of the sensor, and the time for detecting the abnormal phenomenon may lag, so that the worker can monitor the cable trench in real time according to the sound information and the image information received by the monitoring platform, so as to judge the condition in the cable trench in time and make a processing decision as early as possible.
The technical scheme of this embodiment, set up multiple detecting element in wireless detection module, temperature in the real-time supervision cable pit, the water level, the cable well lid state, it is gaseous, sound and image information, each detecting element has built-in power supply, need not to connect the power supply cable, each detecting element sets up conveniently, need not the wiring debugging, install promptly and use promptly, light network deployment, can expand line detection module's detection function through the detecting element of difference, and can realize the wireless transmission of various detection information, communication and monitoring distance have been extended, be favorable to the realization of cable pit real time monitoring.
EXAMPLE III
Fig. 5 is a schematic block diagram of another cable trench monitoring system according to an embodiment of the present invention. As shown in fig. 5, optionally, the wireless monitoring information set sending module 300 includes a wireless communication unit 301 and a control unit 302; the wireless communication unit 301 is electrically connected with the control unit 302, and the wireless monitoring information collecting and sending module 300 is respectively in communication connection with the first wireless communicator 13, the second wireless communicator 23, the third wireless communicator 33, the fourth wireless communicator 43, the fifth wireless communicator 54 and the communication operator network 400 through the wireless communication unit 301; the wireless monitoring information collecting and sending module 300 receives various information in the cable trench detected by the wireless detection module 100 through the wireless communication unit 301, sends the various information in the cable trench to the mobile terminal device 500 and the fixed terminal device 600 through the communication operator network 400, and controls the sound and light alarm module 200 to alarm faults in the cable trench through the control unit 302.
Specifically, referring to fig. 5, the wireless monitoring information collecting module 300 may perform long-distance communication with the first wireless communicator 13, the second wireless communicator 23, the third wireless communicator 33, the fourth wireless communicator 43 and the fifth wireless communicator 54 through the wireless communication unit 301 based on an ad hoc wireless network protocol, and collect cable pit state monitoring data collected by each detection unit. The control unit 302 is used for preliminarily identifying various received monitoring data, and when the data exceed a preset range, the acousto-optic alarm module 200 is controlled to give an alarm to prompt a patrol worker to go to a cable trench in time for processing. The wireless monitoring information collecting and sending module 300 can also establish communication with the communication operator network 400 through the wireless communication unit 301, send various kinds of monitoring information and alarm information in the cable trench to the server 700, and the staff can also utilize a cable trench monitoring program in the mobile terminal device 500 or the fixed terminal device 600, request data in cable trenches of various places to the server 700 through the communication operator network 400, so as to check the monitoring information of cable trenches of various places through the mobile terminal device 500 or the fixed terminal device 600, and realize real-time monitoring of cable trenches of various places.
As shown in fig. 5, the wireless communication unit 301 optionally includes communicators of the same communication type as the first wireless communicator 13, the second wireless communicator 23, the third wireless communicator 33, the fourth wireless communicator 43 and the fifth wireless communicator 54; the wireless communication unit 301 includes any one of a radio frequency communicator, a bluetooth communicator, a wireless network communicator, and a communicator based on a ZigBee communication protocol. Illustratively, the wireless communication unit 301, the first wireless communicator 13, the second wireless communicator 23, the third wireless communicator 33, the fourth wireless communicator 43, and the fifth wireless communicator 54 may be communicators of the same communication type, such as a Radio Frequency Identification (RFID) communicator, a bluetooth communicator, a wireless network communicator, and a communicator based on ZigBee (ZigBee) communication protocol, so that the wireless communication between the wireless communication unit 301, the first wireless communicator 13, the second wireless communicator 23, the third wireless communicator 33, the fourth wireless communicator 43, and the fifth wireless communicator 54 may be based on RFID ad hoc protocol, bluetooth protocol, wireless internet access (WiFi) technology, ZigBee technology, and the like, to realize wireless communication between the wireless monitoring information set transmitting module and the wireless detecting module. The wireless communication unit in the wireless monitoring information collecting and transmitting module and the communicators in the detection units form an ad hoc network monitoring system capable of expanding the communication distance, and real-time monitoring on the state of the cable trench is facilitated.
With continued reference to fig. 5, optionally, the audible and visual alarm module 200 includes an indicator light 201 and a buzzer 202. Illustratively, the sound and light alarm module 200 may be disposed on a lower surface of a cable manhole cover or on a ground surface of an area where a cable trench is located, and when certain monitoring data in the cable trench exceeds a preset range, the wireless monitoring information collecting and sending module 300 may control the sound and light alarm module 200 to alarm through the control unit 302. The sound and light alarm module 200 can emit alarm information to the inspection personnel by the blinking of the indicator light 201 and the long-time ringing of the buzzer 202, which indicates that an abnormal accident exists in the area range of the cable trench.
According to the technical scheme, the ad hoc network wireless communication of the cable trench monitoring system is realized, the communication and monitoring distance is extended, the wiring debugging is not needed, the running state of equipment in the cable trench can be monitored in real time, the intelligent alarm can be realized, the major attention points of fault early warning can be set, the workers can carry out remote real-time monitoring on the cable trench, the working efficiency is improved, and the monitoring cost is reduced.
It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.
Claims (10)
1. A cable trench monitoring system, comprising: the wireless monitoring system comprises a wireless detection module, an audible and visual alarm module and a wireless monitoring information collecting and sending module, wherein the wireless monitoring information collecting and sending module is respectively in communication connection with the wireless detection module and the audible and visual alarm module;
the wireless detection module is arranged in the cable trench and comprises a temperature detection unit, a water level detection unit, a well lid state detection unit, a gas detection unit and an acousto-optic detection unit, wherein the temperature detection unit is used for detecting the temperature of a cable, the water level detection unit is used for detecting the water level state of the cable trench, the well lid state detection unit is used for detecting the state of a cable well lid, the gas detection unit is used for detecting harmful gas in the cable trench, and the acousto-optic detection unit is used for collecting an acoustic signal and an image signal in the cable trench;
the wireless monitoring information collecting and sending module is used for receiving various information in the cable trench detected by the wireless detection module, sending the various information in the cable trench to the mobile terminal equipment and the fixed terminal equipment through a communication operator network, and controlling the sound-light alarm module to alarm faults in the cable trench.
2. The cable pit monitoring system of claim 1, wherein the temperature detection unit is disposed on a cable in the cable pit and includes a first built-in power supply, a temperature sensor, and a first wireless communicator, and the first built-in power supply, the temperature sensor, and the first wireless communicator are electrically connected in sequence;
the first built-in power supply is used for supplying power to the temperature detection unit, the temperature detection unit detects the temperature of the cable through the temperature sensor, and the temperature information of the cable is sent to the wireless monitoring information collecting and sending module through the first wireless communicator.
3. The cable pit monitoring system of claim 2, wherein the water level detection unit is disposed at the bottom of the cable pit and comprises a second built-in power supply, a water sensor and a second wireless communicator, and the second built-in power supply, the water sensor and the second wireless communicator are electrically connected in sequence;
the second built-in power supply is used for supplying power to the water level detection unit, the water level detection unit detects the water level state of the cable trench through the water logging sensor, and sends the water level state information of the cable trench to the wireless monitoring information collecting and sending module through the second wireless communicator.
4. The cable trench monitoring system of claim 3, wherein the well lid state detection unit is disposed on a lower surface of a cable well lid of the cable trench, and comprises a third built-in power supply, a displacement sensor and a third wireless communicator, and the third built-in power supply, the displacement sensor and the third wireless communicator are electrically connected in sequence;
the third built-in power supply is used for supplying power to the well lid state detection unit, the well lid state detection unit determines the state of the cable well lid through the displacement sensor, and the state information of the cable well lid is sent to the wireless monitoring information collecting and sending module through the third wireless communicator; alternatively, the first and second electrodes may be,
the well lid state detection unit is arranged on the lower surface of a cable well lid of the cable trench and comprises a third built-in power supply, a pressure sensor and a third wireless communicator, and the third built-in power supply, the pressure sensor and the third wireless communicator are electrically connected in sequence;
the third built-in power supply is used for supplying power to the well lid state detection unit, the well lid state detection unit determines the state of the cable well lid through the pressure sensor, and the state information of the cable well lid is sent to the wireless monitoring information collecting and sending module through the third wireless communicator.
5. The cable pit monitoring system of claim 4, wherein the gas detection unit comprises a fourth built-in power supply, a gas sensor, and a fourth wireless communicator, the fourth built-in power supply, the gas sensor, and the fourth wireless communicator being electrically connected in sequence;
the fourth built-in power supply is used for supplying power to the gas detection unit, and the gas detection unit detects harmful gas in the cable trench through the gas sensor and sends the harmful gas information in the cable trench to the wireless monitoring information collecting and sending module through the fourth wireless communicator.
6. The raceway monitoring system of claim 5 wherein the gas sensor comprises any one of a carbon monoxide sensor, a methane sensor, a hydrogen sulfide sensor, and an oil sensor.
7. The cable pit monitoring system of claim 5, wherein the acousto-optic detection unit comprises a fifth built-in power supply, a camera, a microphone and a fifth wireless communicator, the fifth built-in power supply is electrically connected with the camera, the microphone and the fifth wireless communicator, and the fifth wireless communicator is electrically connected with the camera and the microphone;
the sound and light detection unit collects sound signals in the cable trench through the camera, collects image signals in the cable trench through the microphone, and sends the sound signals and the image signals in the cable trench to the wireless monitoring information collecting and sending module through the fifth wireless communicator.
8. The cable pit monitoring system of claim 7, wherein the wireless monitoring information gathering module includes a wireless communication unit and a control unit;
the wireless communication unit is electrically connected with the control unit, and the wireless monitoring information collecting and sending module is respectively in communication connection with the first wireless communicator, the second wireless communicator, the third wireless communicator, the fourth wireless communicator, the fifth wireless communicator and the communication operator network through the wireless communication unit;
the wireless monitoring information collecting and sending module receives various information in the cable trench detected by the wireless detection module through the wireless communication unit, sends various information in the cable trench to the mobile terminal device and the fixed terminal device through a communication operator network, and controls the sound-light alarm module to alarm faults in the cable trench through the control unit.
9. The cable pit monitoring system of claim 8, wherein the wireless communication unit includes a communicator of a same communication type as the first, second, third, fourth, and fifth wireless communicators;
the wireless communication unit comprises any one of a Bluetooth communicator and a communicator based on a ZigBee communication protocol.
10. The cable pit monitoring system of claim 1, wherein the audible and visual alarm module comprises an indicator light and a buzzer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020368060.XU CN211656391U (en) | 2020-03-20 | 2020-03-20 | Cable trench monitoring system |
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| CN202020368060.XU CN211656391U (en) | 2020-03-20 | 2020-03-20 | Cable trench monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114063548A (en) * | 2021-11-18 | 2022-02-18 | 广东电网有限责任公司 | Cable trench comprehensive environment monitoring method and system |
| CN114370895A (en) * | 2021-11-29 | 2022-04-19 | 深圳供电局有限公司 | Monitoring system of cable trench |
-
2020
- 2020-03-20 CN CN202020368060.XU patent/CN211656391U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114063548A (en) * | 2021-11-18 | 2022-02-18 | 广东电网有限责任公司 | Cable trench comprehensive environment monitoring method and system |
| CN114370895A (en) * | 2021-11-29 | 2022-04-19 | 深圳供电局有限公司 | Monitoring system of cable trench |
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