CN212544068U

CN212544068U - Underground monitoring system

Info

Publication number: CN212544068U
Application number: CN202021832489.6U
Authority: CN
Inventors: 韩瑞龙
Original assignee: Juyi Electromechanic Co ltd
Current assignee: Juyi Electromechanic Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-02-12
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses a monitored control system in pit, external equipment including main equipment and being connected with it, external equipment includes the monitoring devices who is used for obtaining real-time parameter data in the pit, main equipment and monitoring devices communication connection, main equipment and the remote service platform communication connection who has the predetermined threshold value of monitoring parameter. Wherein, the monitoring device is one or more of a liquid level detector, an alternating current transmitter, a temperature and humidity sensor, a harmful gas sensor and a camera. The utility model discloses in, main equipment and external equipment communication are in order to obtain real-time parameter data in the pit to upload and give remote service platform, realized real time monitoring, the unmanned control of worker's well, no longer need the staff scene to patrol, reduced the human cost.

Description

Underground monitoring system

Technical Field

The utility model relates to a monitoring device especially relates to a monitored control system in pit.

Background

The cable work well is mostly located in the underground part with lower topography, is the essential condition of transmission line maintenance and guarantee operation and maintenance such as cable, but easy thermal-arrest, ponding, gathering and take place poisonous and harmful combustible gas. The monitoring of the cable work well is that workers carry a plurality of detection tools to detect, record and process on the spot. For some underground cable work wells, the detection, the processing and the overhaul of workers are time-consuming and labor-consuming, and are very inconvenient. And heat collection, water accumulation and toxic and harmful combustible gas in the well further threaten the operation in the well of the maintainers. The power first-aid repair work takes seconds. Meanwhile, power transmission is an important way for guaranteeing normal energy supply of the society, once heat is collected, the bearing capacity of the cable is greatly reduced, so that current is further increased, and serious threat is caused to carrying. The invisibility and uncontrollable of these hazards is a great problem in this field at present.

In addition, when the monitoring tool of the existing cable work well is stolen by people, the monitoring tool is difficult to track.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a monitored control system in pit can carry out long-range real-time update to the well parameter.

The utility model discloses a monitored control system in pit, external equipment including main equipment and being connected with it, external equipment includes the monitoring devices who is used for obtaining real-time parameter data in the pit, main equipment and monitoring devices communication connection, main equipment and the remote service platform communication connection who has the predetermined threshold value of monitoring parameter.

Wherein, the monitoring device is one or more of a liquid level detector, an alternating current transmitter, a temperature and humidity sensor, a harmful gas sensor and a camera.

The electric connection between the main equipment and the external equipment is controlled by a relay, the relay is controlled by the main equipment, and the external equipment comprises an emergency processing device.

Wherein the emergency treatment device is one or more of linkage fire extinguishing equipment and linkage air exhausting equipment.

Wherein, the main equipment is internally provided with a power supply and a geographical positioning module.

Wherein, the external equipment is connected with the main equipment through a four-core waterproof aviation plug.

The beneficial effects of the utility model include:

the utility model discloses a to the target environment-various control of cable worker well discover in advance, in time prevent the various problems that exist in the cable worker well:

heat collection: sensing the ambient temperature in real time through an ambient temperature sensor, and immediately alarming to prompt manual maintenance and solution when the ambient temperature exceeds a certain threshold value;

water accumulation: sensing the depth of accumulated water in real time through a liquid level detector, presetting a threshold value, and alarming and prompting manual solution when the threshold value is exceeded;

toxic and harmful combustible gas: the poisonous and harmful combustible gas is sensed in real time through the harmful gas sensor, a threshold value is preset, and when the threshold value is exceeded, an alarm is given to prompt manual solution.

The underground monitoring system can obtain underground real-time data in a communication mode of the main equipment and the external equipment, and upload the data to the remote service platform in a wireless communication mode, so that the problem of real-time monitoring of a cable working well is solved, unmanned monitoring is realized, the field inspection of workers is not needed, the labor cost is reduced, and meanwhile, the manual danger is reduced. Meanwhile, by matching with a monitoring terminal of the Internet of things, theoretically infinite monitoring objects can be realized in a monitoring machine room.

The utility model discloses can solve temperature monitoring, water level monitoring and poisonous and harmful gas's monitoring, monitored control system takes place the extension of dangerous case through controlling external equipment when dangerous case in the well in the pit to inform the staff, furthest's reduction loss through the teleservice platform with the information of reporting to the police. Therefore, the operators entering the space can know the conditions in the well in advance and decide whether to take measures again on site to ensure personal safety. And meanwhile, the data, including the monitoring of the line current and other data, are uploaded to the platform together for recording, storing, screening and sharing. And the authorized manager can decide whether to take measures such as manual intervention or remote control according to the actual situation.

And unreasonable threshold values are collected for analysis and arrangement through real-time monitoring. Finding out the main cause of harm, taking preventive measures, eliminating accidents to the maximum extent and reducing loss.

When the underground monitoring system is stolen, the power can be supplied through the built-in power supply of the main equipment, the geographical positioning information is updated in real time through the geographical positioning module, the geographical positioning information is uploaded to the remote service platform, the information left by the camera is combined, the stolen equipment can be tracked more quickly and more conveniently, and the stolen personnel can be kept in the way.

The underground monitoring system is simple and convenient to install, the service life of the equipment is prolonged better by the temperature-resistant material and the waterproof interface, and the maintenance difficulty and the maintenance cost are reduced to the greatest extent.

The utility model discloses not only be applicable to cable worker's well, also can be applicable to other worker's wells, realize the real time monitoring to data in the well.

Drawings

Fig. 1 is a system block diagram of a downhole 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 following drawings and specific examples, which should not be construed as limiting the invention.

In the embodiment shown in fig. 1, the downhole monitoring system of the present invention comprises a main device 1 and an external device connected thereto. The external equipment is set according to actual needs. For the purpose of monitoring, the external equipment needs to include monitoring devices such as a liquid level detector 21, an alternating current transmitter 22, a temperature and humidity sensor 23, a harmful gas sensor 24, a camera 27, and the like. In addition to this, the external equipment may be emergency processing devices such as a linked fire extinguishing device 25, a linked exhaust device 26, and auxiliary devices such as a power-taking module 28. The host device 1 usually reserves interfaces in addition to the required external devices, such as a serial port to connect to an associated serial port download tool to update the programs of the host device 1.

The main device 1 communicates with external devices to obtain real-time parameter data in the well from the monitoring device. The main equipment acquires original data detected by the monitoring device in real time, analyzes, calculates and processes the original data to obtain actual parameter information, compares the actual parameter information with preset threshold information set by a manager through the remote service platform 3 to judge whether an alarm signal should be generated, and is connected with the remote service platform 3 to transmit the actual parameter information, the alarm signal information and other data. Preferably, the main device 1 switches on or off the emergency processing means according to the real-time parameter data and a preset threshold. The main device 1 acquires support through connection with the auxiliary apparatus. The main device 1 supplies a stable operating voltage to the external device.

The main device 1 may control the on or off of the external device by controlling the relay to be closed or closed so as to connect or disconnect the power supply.

The host device 1 communicates with the remote service platform 3 to upload and download data. Preferably, wireless communication is employed. The remote service platform 3 is connected, for example, by means of a 4G module and MQTT protocol.

The remote service platform 3 presets a threshold value for the monitored parameters. The remote service platform 3 can give an alarm when the received actual parameter information exceeds a threshold value, and prompt manual overhaul and solution. Preferably, the remote service platform 3 switches on or off the emergency processing means by communicating with the main device 1 according to the actual parameter information and the preset threshold. In addition, the preset threshold value of the remote service platform 3 can be read and downloaded by the main device 1, and the main device 1 compares the threshold value, generates an alarm signal, uploads the alarm signal to the remote service platform 3 and turns on or off the emergency processing device. That is, the generation of the alarm signal and the generation of the on/off signal of the emergency processing device may be performed in the remote service platform 3 or the master device 1.

In addition to the automatic control of the external device, the remote service platform 3 may also manually control the external device by a manager. The command is transmitted from the remote service platform 3 to the main device 1, and then the main device 1 controls the external device.

The main device 1 houses a power supply and a geolocation module. When the theft happens, the power can be supplied through the built-in power supply, the geographical positioning information is updated in real time through the geographical positioning module, and the geographical positioning information is uploaded to the remote service platform 3. The geographic positioning module can be a GPS positioning module, a Beidou satellite positioning module or other positioning modules.

The connection of the main device 1 and the external device is preferably a waterproof interface. Preferably, the monitoring device and the emergency processing device are connected with the main device 1 through a four-core waterproof aviation plug. The four-core waterproof aviation plug is provided with a serial port 485 and a power supply interface. The main device 1 can provide stable working voltage for external devices through a power interface on the four-core waterproof aviation plug. The host device 1 may communicate with external devices via the serial port 485 and a modubs communication protocol.

The main device 1 and the external device are preferably made of temperature-resistant materials.

The level detector 21 is used to monitor water level information. Preferably an ultrasonic level probe.

The ac current transmitter 22 is used to monitor current information.

The temperature and humidity sensor 23 is used for monitoring temperature and humidity information.

The harmful gas sensor 24 is used for monitoring harmful, toxic and combustible gas information.

The camera 27 is used to monitor live images. Night vision cameras are preferred.

The linked fire extinguishing apparatus 25 is used for extinguishing a fire, and its opening and closing are determined according to the monitored temperature and humidity information and a preset threshold.

The linked exhaust device 26 is used for exhausting air, and the opening and the closing of the linked exhaust device are determined according to the monitored information of the harmful, toxic and combustible gas and a preset threshold value.

The power taking module 28 is used for supplying power to the whole equipment.

The above is a preferred embodiment of the present invention. It should be noted that, for a person skilled in the art, several modifications and decorations can be made without departing from the basic principle of the present invention, and these modifications and decorations are also considered to be within the scope of the present invention.

Claims

1. The underground monitoring system is characterized by comprising main equipment (1) and external equipment connected with the main equipment, wherein the external equipment comprises a monitoring device used for obtaining underground real-time parameter data, the main equipment (1) is in communication connection with the monitoring device, and the main equipment (1) is in communication connection with a remote service platform (3) which is provided with a preset threshold value of a monitored parameter.

2. A downhole monitoring system according to claim 1, wherein the monitoring device is one or more of a liquid level detector (21), an alternating current transmitter (22), a temperature and humidity sensor (23), a harmful gas sensor (24), a camera (27).

3. A downhole monitoring system according to claim 1, wherein the electrical connection of the main device (1) to an external device is controlled by a relay, the relay being controlled by the main device (1), the external device comprising emergency treatment means.

4. A downhole monitoring system according to claim 3, wherein the emergency treatment device is one or more of a ganged fire extinguishing apparatus (25), a ganged air exhaust apparatus (26).

5. A downhole monitoring system according to claim 1, wherein the main device (1) has a power supply and a geographical positioning module built in.

6. A downhole monitoring system according to claim 1, wherein the external device is connected to the main device (1) by a quad-waterproof aircraft plug.