CN212458698U

CN212458698U - High-voltage power distribution temperature measuring equipment

Info

Publication number: CN212458698U
Application number: CN202021505098.3U
Authority: CN
Inventors: 李俊; 李小平; 杜逢龙; 贾国林
Original assignee: Zhengzhou Yuanze Information Technology Co ltd
Current assignee: Zhengzhou Yuanze Information Technology Co ltd
Priority date: 2020-07-27
Filing date: 2020-07-27
Publication date: 2021-02-02
Anticipated expiration: 2030-07-27

Abstract

The utility model relates to a high-voltage distribution temperature measuring device, which comprises a shell, wherein the shell comprises an upper shell and a lower shell which are mutually clamped, and a temperature acquisition unit for acquiring temperature data is integrated in the shell; the Internet of things module is used for transmitting the temperature data to the cloud platform; and the RS485 bus interface transmits the temperature data to the display terminal through a communication protocol. The utility model discloses realize real-time multiple spot detection to temperature data after detecting carries out the cloud storage.

Description

High-voltage power distribution temperature measuring equipment

Technical Field

The invention belongs to the field of power equipment, and particularly relates to high-voltage power distribution temperature measurement equipment.

Background

The high-voltage distribution equipment is an important part of power equipment, and the safe operation of the high-voltage distribution equipment is related to whether the whole power system works normally or not, so that the high-voltage distribution equipment has great significance for detecting the temperature of the high-voltage distribution equipment.

The prior art has the following technical problems: firstly, the number of single detection points is small; secondly, a large amount of collected temperature data cannot be stored; furthermore, the existing temperature detection is realized by inspection and spot inspection, and real-time detection cannot be realized.

To the technical problem that above-mentioned exists, the utility model provides a high voltage distribution temperature measuring equipment, the present case produces from this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high voltage distribution temperature measuring equipment to realize real-time multiple spot detection, and carry out the cloud storage to the temperature data after detecting.

In order to achieve the above object, the utility model particularly provides a technical scheme does: a high-voltage power distribution temperature measurement device comprises a shell, wherein the shell comprises an upper shell and a lower shell which are clamped with each other, and a temperature acquisition unit for acquiring temperature data is integrated in the shell; the Internet of things module is used for transmitting the temperature data to the cloud platform; and the RS485 bus interface transmits the temperature data to the display terminal through a communication protocol.

Further, the RS485 bus connection unit comprises an RS485 bus circuit, and the RS485 bus circuit comprises a resistor R23, a resistor R24, a resistor R27, a resistor R28, a triode Q4 and a triode Q7.

Further, the RS485 bus circuit further includes a resistor R20, a resistor R21, a resistor R22, a transistor Q3, a diode D4, a diode D8, and a diode D7.

Further, the temperature acquisition unit comprises a wireless temperature measurement receiving module; the wireless temperature measurement receiving module comprises an ANT antenna input interface, a clock SCLK and a voltage VCC.

Further, the internet of things module comprises a lora long-distance communication module circuit, and the lora long-distance communication module circuit comprises an input digital input DIO and a single chip microcomputer interface NSS.

Further, the internet of things module further comprises a network networking module circuit, and the network networking module circuit comprises a resistor R17, a resistor R15 and a triode Q1; the circuit also comprises a capacitor C26, a capacitor C29 and a capacitor C31 which are connected in parallel.

Further, the temperature acquisition unit comprises a sensor for acquiring temperature data of a link node of the line; the temperature acquisition unit receives data of 500 temperature points simultaneously; the Internet of things module is 4G.

The temperature detection of high-voltage distribution equipment mainly is to the high-voltage distribution cabinet of 10KV-500KV, the line transformer, the temperature detection of cables and the like, through advanced sensor technology, the temperature data acquisition of the link node of the line is carried out, and no wireless signal (433MHz) is transmitted to the temperature measurement equipment, the equipment has two RS485 paths, and simultaneously, the lora remote wireless technology is adopted, the temperature information of a plurality of equipment is gathered to one equipment, the equipment transmits the temperature data to a cloud platform through GPRS/3G/4G, and a user analyzes whether the temperature of each node of the equipment is normal through a mobile client.

The utility model discloses advantage that has for prior art: realizing multi-point detection; storing a large amount of collected temperature data; can be used for real-time detection.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a circuit diagram of an MCU master control module;

fig. 3 is a circuit diagram of a lora long-distance communication module;

FIG. 4 is a circuit diagram of a CC1101 module;

FIG. 5 is a circuit diagram of an RS485 bus;

FIG. 6 is a circuit diagram of a networking module;

fig. 7 is a schematic structural diagram of the housing of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

As shown in fig. 1 and 7, a high-voltage power distribution temperature measuring device comprises a housing 1, wherein the housing comprises an upper housing 11 and a lower housing 12 which are clamped with each other, and a temperature acquisition unit 2 for acquiring temperature data is integrated in the housing 1; the internet of things module 3 is used for transmitting the temperature data to the cloud platform 6; and the RS485 bus interface 4 transmits the temperature data to the display terminal 5 through a communication protocol.

As shown in fig. 2 to 6, the RS485 bus connection unit includes an RS485 bus circuit, and the RS485 bus circuit includes a resistor R23, a resistor R24, a resistor R27, a resistor R28, a transistor Q4, and a transistor Q7. The RS485 bus circuit further comprises a resistor R20, a resistor R21, a resistor R22, a triode Q3, a diode D4, a diode D8 and a diode D7. The temperature acquisition unit comprises a wireless temperature measurement receiving module; the wireless temperature measurement receiving module comprises an ANT antenna input interface, a clock SCLK and a voltage VCC. The IOT module comprises a lora long-distance communication module circuit, and the lora long-distance communication module circuit comprises an input digital input DIO and a single chip microcomputer interface NSS. The Internet of things module further comprises a network networking module circuit, and the network networking module circuit comprises a resistor R17, a resistor R15 and a triode Q1; the circuit also comprises a capacitor C26, a capacitor C29 and a capacitor C31 which are connected in parallel.

The temperature of the high-voltage power equipment connection point is acquired to the equipment through 433MHz wireless technology (CC 1101). The signal acquisition sensor adopts advanced on-line electricity-taking technology, low power consumption technology and wireless transmission technology. The signal acquisition sensor is small in size, waterproof, and the installation mode is directly installed on a high-voltage line and is equipotential with the high-voltage line, so that potential safety hazards do not exist.

The device and a special algorithm can simultaneously receive data of 500 temperature points.

This equipment has 2 way RS485 bus interfaces, can transmit temperature data to the nearer display terminal (computer, host computer etc.) of distance simultaneously through communication protocols such as MODBUS.

For two devices with the temperature point distance of 0.5-8 kilometers of the high-voltage power equipment, the device adopts the lora long-distance communication technology to realize temperature data relay transmission, so that the problem of high wiring cost is solved.

The lora long-distance data intercommunication communication function of the equipment has a cascade function, and the equipment can be mutually supported and transmitted by a bridge until the lora long-distance data intercommunication communication function is transmitted to target equipment.

The equipment is provided with a GPRS/3G/4G Internet of things module, the Internet of things gateway adopts a working mode of combining local area network lora and the Internet of things, and in places where some Internet of things networks do not cover, the Internet of things gateway transmits signals to the next gateway through the local area network, and the like, until the signals are transmitted to the gateway with the network.

The GPRS/3G/4G Internet of things module of the equipment transmits temperature data of the high-voltage distribution equipment to the cloud platform, and a user analyzes whether the temperature of each node of the equipment is normal or not through the mobile client, so that the temperature data of the equipment can not be checked on site in real time. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The utility model provides a high voltage distribution temperature measurement equipment which characterized in that: the temperature acquisition device comprises a shell, wherein the shell comprises an upper shell and a lower shell which are mutually clamped, and a temperature acquisition unit for acquiring temperature data is integrated in the shell; the Internet of things module is used for transmitting the temperature data to the cloud platform; and the RS485 main wiring unit transmits the temperature data to the display terminal through a communication protocol.

2. The high-voltage distribution thermometry device of claim 1, wherein: the RS485 general wiring unit comprises an RS485 bus circuit, and the RS485 bus circuit comprises a resistor R23, a resistor R24, a resistor R27, a resistor R28, a triode Q4 and a triode Q7.

3. The high-voltage distribution thermometry device of claim 2, wherein: the RS485 bus circuit further comprises a resistor R20, a resistor R21, a resistor R22, a triode Q3, a diode D4, a diode D8 and a diode D7.

4. The high-voltage distribution thermometry device of claim 1, wherein: the temperature acquisition unit comprises a wireless temperature measurement receiving module; the wireless temperature measurement receiving module comprises an ANT antenna input interface, a clock SCLK and a voltage VCC.

5. The high-voltage distribution thermometry device of claim 1, wherein: the IOT module comprises a lora long-distance communication module circuit, and the lora long-distance communication module circuit comprises an input digital input DIO and a single chip microcomputer interface NSS.

6. The high-voltage distribution thermometry device of claim 1, wherein:

the Internet of things module further comprises a network networking module circuit, and the network networking module circuit comprises a resistor R17, a resistor R15 and a triode Q1; the circuit also comprises a capacitor C26, a capacitor C29 and a capacitor C31 which are connected in parallel.

7. The high-voltage distribution thermometry device of claim 1, wherein: the temperature acquisition unit comprises a sensor and is used for acquiring temperature data of a link node of the circuit.

8. The high-voltage distribution thermometry device of claim 1, wherein: the temperature acquisition unit receives the data of 500 temperature points simultaneously.

9. The high-voltage distribution thermometry device of claim 1, wherein: the Internet of things module is 4G.