CN219624808U

CN219624808U - Intelligent and convenient urban underground pipe gallery temperature and humidity monitoring system

Info

Publication number: CN219624808U
Application number: CN202320667725.0U
Authority: CN
Inventors: 吴颉; 姚炜; 徐子钦; 汪雷杰; 戚琛琛; 唐晓俊
Original assignee: Shanghai Electrical Apparatus Research Institute Group Co Ltd
Current assignee: Shanghai Electrical Apparatus Research Institute Group Co Ltd
Priority date: 2023-03-29
Filing date: 2023-03-29
Publication date: 2023-09-01
Anticipated expiration: 2033-03-29

Abstract

The utility model relates to an intelligent and convenient urban underground pipe gallery temperature and humidity monitoring system which comprises a temperature and humidity sensor, a PLC (programmable logic controller), an Internet of things gateway and an intelligent terminal, wherein the temperature and humidity sensor is in wireless connection with the Internet of things gateway; the gateway of the Internet of things is connected with the PLC; the PLC is connected with the intelligent terminal; the temperature and humidity sensor comprises a plurality of temperature and humidity sensors distributed in a monitoring area. The temperature and humidity sensor solves the problems that the existing temperature and humidity sensor is large in wiring quantity, inconvenient to add, improve, overhaul and the like, poor in data transmission reliability and the like. The method has the advantages that the data values of the temperature and the humidity of the site are effectively collected, the dependence of the sensor on the cable is eliminated, the installation position is not limited by the cable, and the installation is flexible; the temperature and humidity requirements required by construction can be guaranteed, the situation that the number exceeds the standard can be treated in time, and the control effect is good.

Description

Intelligent and convenient urban underground pipe gallery temperature and humidity monitoring system

Technical Field

The utility model relates to a monitoring system, in particular to an intelligent and convenient urban underground pipe gallery temperature and humidity monitoring system.

Background

With the rapid development of cities, urban underground municipal pipe galleries become an important part of urban healthy operation and are important infrastructure for urban operation. Because utility tunnel is built underground, compare in the construction environment on ground, the underground environment is abominable, easily by sealed, environment influences such as dark, from this has the required to the dampproofing performance of the equipment of installing, and important equipment is more high to the humidity requirement in the pipe gallery. In the construction, operation and maintenance of pipe lanes, the monitoring of temperature and humidity is also an indispensable important system.

The system is mainly used for monitoring the temperature and humidity of an underground pipe gallery by adopting a wired system, a common simulator with two-wire system, three-wire system and four-wire system is used for outputting, more and more pipe galleries are gradually communicated with a front-end sensor by adopting an RS485 communication bus type mode, no matter what wired mode is adopted, the data of the sensor can be directly collected by a regional controller, field personnel can read the data through a screen of the sensor, configuration software and a platform can read corresponding data through the regional controller (PLC), and further, an operation and maintenance manager can know the actual temperature and humidity conditions of the field in real time, and further control measures of corresponding other equipment are adopted.

The adoption of the traditional solution has the advantages of mature implementation technology and easy implementation, but has some defects:

(1) When constructors construct the operation in the pipe gallery, under the condition of not knowing the internal circuit, the existing cable is very easy to be destroyed by construction activities, so that the circuit is problematic.

(2) The pipe gallery runs for a long time, so that the communication line is extremely easy to age, oxidize and the like, and the on-site temperature and humidity cannot be timely transmitted.

(3) The sensor point positions are more, a large number of communication cables and other equipment cables pass through the bridge, and the situation that too many bridges of the cables cannot be plugged can occur.

(4) The sensors are too cable dependent to be arranged at will.

(5) The pipe gallery is modified and overhauled, and the original sensor can only select the sensor with the same wire system when being replaced by a few wires, so that other types of sensors can not be selected, and the limitation is overlarge.

(6) The newly added point of the pipe gallery, the detection point and the like all need to be rewiring, and the cost is too high.

Disclosure of Invention

The utility model aims to solve the technical problems that: the existing temperature and humidity sensor has the problems of large wiring quantity, inconvenience in new addition, improvement and overhaul, poor data transmission reliability and the like.

The utility model provides an intelligent, convenient city underground pipe gallery humiture monitoring system, includes temperature and humidity sensor, PLC controller, thing networking gateway and intelligent terminal, temperature and humidity sensor with thing networking gateway carries out wireless connection; the gateway of the Internet of things is connected with the PLC; the PLC is connected with the intelligent terminal; the temperature and humidity sensor comprises a plurality of temperature and humidity sensors distributed in a monitoring area.

Preferably, each temperature and humidity sensor is respectively arranged at the middle part of each monitoring area.

The intelligent terminal comprises a PLC, wherein the PLC is connected with the intelligent terminal through the switch.

Preferably, the intelligent terminal comprises an upper computer and a mobile phone.

Preferably, the temperature and humidity sensor is a sensor with hardware reset and waterproof functions.

The utility model has the beneficial effects that:

according to the utility model, through rapid deployment in the pipe gallery, the data values of the temperature and the humidity of the site are effectively acquired, the dependence of the sensor on the cable is eliminated, the installation position is not limited by the cable, and the installation is flexible. Compared with the traditional installation and deployment mode, the method has the characteristics of advanced technology, open equipment interface, energy conservation, environmental protection and the like, and reduces the problems of high replacement cost, high replacement difficulty and the like caused by new deployment or cable damage. The whole mode is more intelligent, efficient and convenient. The sensor can also meet the requirements of temporary deployment and the like, and can be assembled and disassembled and removed immediately, so that the cost and the installation difficulty are reduced.

The control system provided by the utility model can provide temperature and humidity monitoring for electromechanical installation in the comprehensive pipe rack, can ensure the temperature and humidity requirements required by construction and can process the situation of exceeding the standard in time through the installation of equipment and the programming of a PLC, and has good control effect; in later operation, also can provide humiture monitoring for maintainer, avoid on-the-spot piping lane humiture to cause the emergence of a series of accidents to in operation to in time carry out quick deployment to the position that needs important monitoring.

The temperature and humidity monitoring device and the temperature and humidity monitoring system overcome the defects of the traditional control mode, are energy-saving and environment-friendly, are quickly read and deployed, and save the later operation management cost.

Drawings

FIG. 1 is a front view of a temperature and humidity sensor of the present utility model;

FIG. 2 is a side view of the temperature and humidity sensor of the present utility model;

FIG. 3 is a schematic diagram of a system architecture according to the present utility model.

Detailed Description

The utility model will now be described in detail with reference to the drawings and specific examples. The present embodiment is implemented on the premise of the technical scheme of the present utility model, and a detailed implementation manner and a specific operation process are given, but the protection scope of the present utility model is not limited to the following examples.

An intelligent and convenient urban underground pipe gallery temperature and humidity monitoring system comprises a temperature and humidity sensor, a PLC (programmable logic controller), an Internet of things gateway and an intelligent terminal, wherein the temperature and humidity sensor is in wireless connection with the Internet of things gateway; the gateway of the Internet of things is connected with the PLC; the PLC is connected with the intelligent terminal; the temperature and humidity sensor comprises a plurality of temperature and humidity sensors distributed in the monitoring area.

Each temperature and humidity sensor is arranged at the middle part of each monitoring area respectively.

Still include the switch, the PLC controller passes through the switch and connects intelligent terminal.

The intelligent terminal comprises an upper computer and a mobile phone.

The temperature and humidity sensor has the functions of hardware reset and water resistance.

The system comprises a control system with wireless transmission, an energy consumption management system with a data transmission dormancy function, a threshold setting and automatic alarm system and a data forwarding system for realizing acquisition with a PLC.

As shown in fig. 1 and 2, the core of the control of the scheme is a temperature and humidity sensor capable of being wirelessly transmitted, the temperature and humidity sensor has a wireless transmission function (LoRa), power transmission and signal transmission are not needed through a cable, deployment of the sensor can be performed faster and more flexibly, the engineering quantity of equipment installation is simplified, the magnetic reset function is carried out, an internal sensing device is triggered through the magnetic force of a magnet, the corresponding sensor reset function is further completed, the quick recovery capability under the fault condition is provided, the sensor recovery is more convenient, the trouble of wiring is omitted, and the intelligent degree is improved. The temperature and humidity sensor meets the waterproof requirement.

The gateway is arranged in each equipment room, so that the related signals are conveniently converted into network signals and directly transmitted to the nearby switch.

The temperature and humidity sensor is arranged in the middle of each monitoring subarea, especially the fireproof subarea, and is arranged in the central equipment and the point positions of the central equipment and the central positions, the sensor and the gateway of the internet of things are connected with each other through wireless connection to transmit data, the gateway is connected with the PLC into the same network through wires or wireless connection, the PLC establishes communication with the sensor through protocol brief introduction, and collects site implementation data, so that the wireless sensor data is transmitted into the PLC to control system logic.

As shown in fig. 3, the sensor is in wireless connection with the gateway, the gateway performs data interaction with the sensor and the PLC respectively, the output port of the PLC controller establishes communication connection with the upper computer and the intelligent terminal respectively through the switch, the sensor leads out the transmission signal through the wireless LoRa special antenna and then pushes the data into the PLC controller through the gateway,

in a piping lane design, each fire-blocking section acts as an independently operated section unit, with individual equipment rooms for centralized control of the equipment in that fire-blocking section, and all signals from the equipment in that section can be ultimately collected and controlled by the PLC in that section. The existing control mode is only based on the traditional industrial control, the Internet of things technology and related informatization technology are not introduced, and due to the hysteresis of the technology, the utilization of data can be only reflected in the industrial control, the situation of a data island is formed, and the industrial barrier cannot be effectively broken through and applied to informatization and other constructions.

At present, along with the continuous advancement of informatization construction, the pipe gallery also faces the challenge of informatization construction, and the scheme utilizes the existing network structure to transmit corresponding data to the PLC by rapidly deploying corresponding sensors, so that the real-time requirement of the traditional automatic control industry on the data is solved, the requirements of protocol conversion of each system in informatization construction are met, and a good data foundation can be laid for future system expansion and further construction.

Meanwhile, the internet of things channel is opened in the PLC controller in a programming mode under the condition of ensuring safety, so that the internet of things channel can meet the access requirement of data, and can be in butt joint with APP downloaded in the intelligent terminals such as the existing mobile phones and IPads on the market, so that workers are brought with the equipment in a mode of calling through the equipment connection intranet, and the workers can know the current environment condition when walking below, so that the data display mode is diversified. And the utilization efficiency of temperature and humidity data is furthest excavated in a multi-mode.

The above examples represent only 1 embodiment of the present utility model, which is described in more detail and detail, but are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The intelligent and convenient urban underground pipe gallery temperature and humidity monitoring system is characterized by comprising a temperature and humidity sensor, a PLC (programmable logic controller), an Internet of things gateway and an intelligent terminal, wherein the temperature and humidity sensor is in wireless connection with the Internet of things gateway; the gateway of the Internet of things is connected with the PLC; the PLC is connected with the intelligent terminal; the temperature and humidity sensor comprises a plurality of temperature and humidity sensors distributed in a monitoring area.

2. The intelligent and convenient urban underground pipe gallery temperature and humidity monitoring system according to claim 1, wherein each temperature and humidity sensor is arranged in the middle of each monitoring area.

3. The intelligent, portable and convenient urban underground pipe gallery temperature and humidity monitoring system of claim 2, further comprising a switch, wherein the PLC controller is connected to the intelligent terminal through the switch.

4. The intelligent, portable and convenient urban underground pipe gallery temperature and humidity monitoring system of claim 3, wherein the intelligent terminal comprises an upper computer and a mobile phone.

5. The intelligent, portable and convenient urban underground pipe gallery temperature and humidity monitoring system according to any one of claims 1-4, wherein the temperature and humidity sensor is a sensor with hardware reset and waterproof functions.