CN205537762U

CN205537762U - Humiture measuring circuit of prepackage type transformer substation

Info

Publication number: CN205537762U
Application number: CN201620258437.XU
Authority: CN
Inventors: 魏志谦
Original assignee: Quanzhou Hongli Electric Equipment Co ltd
Current assignee: Fujian Hongli Electric Co., Ltd.
Priority date: 2016-03-31
Filing date: 2016-03-31
Publication date: 2016-08-31
Anticipated expiration: 2026-03-31

Abstract

The utility model discloses a humiture measuring circuit of prepackage type transformer substation, including integrated temperature and humidity sensor chip U and resistance R, integrated temperature and humidity sensor chip U's extreme point detects pin VAD and connects external power supply, integrated temperature and humidity sensor chip U's serial clock input pin SCK connects temperature and humidity detector's digital input output port DIO1, integrated temperature and humidity sensor chip U's data line pin DATA connects the digital input output port DIO2 of wireless control chip and passes through resistance R ground connection, integrated temperature and humidity sensor chip U's common port GND ground connection, during it can be applied to the humiture wireless sensor network on -line monitoring system of prepackage type transformer substation, the humiture signal of collection can be inputed wireless sensor network on -line monitoring system's wireless control chip in real time and handle, had to carry out in succession real -time on -line monitoring, stable performance, the low advantage of power consumption to the humiture signal in the prepackage type transformer substation.

Description

A kind of temperature and humidity measurement circuit of preassembled transformer station

Technical field

This utility model relates to preassembled transformer station technical field, is specifically related to a kind of temperature and humidity measurement circuit being arranged in the altitude chamber of preassembled transformer station, transformation room and low-pressure chamber.

Background technology

Preassembled transformer station typically operates in open air, and the electric equipment within transformer station is easily subject to the impact of external environment, and it exists some problems in terms of security reliability；For the smog in on-line monitoring preassembled transformer station in time and humiture information, current existing preassembled transformer station generally uses wired monitoring mode to connect up, there is monitoring point dispersion, difficult wiring and the problem of poor real, therefore radio sensor network monitoring becomes the developing direction of preassembled transformer station smog and temperature-humidity monitoring.

Summary of the invention

For the deficiencies in the prior art, this utility model aims to provide a kind of temperature and humidity measurement circuit that can be applicable to preassembled transformer station humiture wireless sensor network on-line monitoring system.

For achieving the above object, this utility model adopts the following technical scheme that

A kind of temperature and humidity measurement circuit of preassembled transformer station, including integrated Temperature Humidity Sensor chip U and resistance R, the end-point detection pin VAD of described integrated Temperature Humidity Sensor chip U connects external power supply, the serial clock input pin SCK of integrated Temperature Humidity Sensor chip U connects the digital IO port DIO1 of humiture detector, the data wire pin DATA of integrated Temperature Humidity Sensor chip U connects the digital IO port DIO2 of wireless control chip and by resistance R ground connection, the public terminal GND ground connection of integrated Temperature Humidity Sensor chip U.

Further, the external power supply that the end-point detection pin VAD of described integrated Temperature Humidity Sensor chip U connects is 5V.

Further, described integrated Temperature Humidity Sensor chip U is SHT10 Temperature Humidity Sensor.

This utility model has the advantages that

The temperature and humidity measurement circuit of a kind of preassembled transformer station of this utility model, it can be applicable in preassembled transformer station humiture wireless sensor network on-line monitoring system, the temperature-humidity signal gathered can be input to the wireless control chip of wireless sensor network on-line monitoring system in real time and process, and has and the temperature-humidity signal in preassembled transformer station can carry out the advantage that continuous real time on-line monitoring, stable performance, power consumption are low.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of the temperature and humidity measurement circuit of a kind of preassembled transformer station of this utility model.

Detailed description of the invention

Below in conjunction with the accompanying drawings and specific embodiment, the utility model will be further described, in order to the clearer technological thought understanding that this utility model is claimed.

The temperature and humidity measurement circuit of a kind of preassembled transformer station of this utility model as shown in Figure 1, including integrated Temperature Humidity Sensor chip U and resistance R, the end-point detection pin VAD of described integrated Temperature Humidity Sensor chip U connects 5V external power supply, integrated Temperature Humidity Sensor chip U is SHT10 Temperature Humidity Sensor, the serial clock input pin SCK of integrated Temperature Humidity Sensor chip U connects the digital IO port DIO1 of humiture detector, the data wire pin DATA of integrated Temperature Humidity Sensor chip U connects the digital IO port DIO2 of wireless control chip and by resistance R ground connection, the public terminal GND ground connection of integrated Temperature Humidity Sensor chip U.

Operation principle of the present utility model is: the serial clock input pin SCK of its integrated Temperature Humidity Sensor chip U connects the digital IO port DIO1 of humiture detector, the data wire pin DATA of integrated Temperature Humidity Sensor chip U connects the digital IO port DIO2 of wireless control chip, can be applicable in preassembled transformer station humiture wireless sensor network on-line monitoring system, the temperature-humidity signal gathered can be input to the wireless control chip of wireless sensor network on-line monitoring system in real time and process, continuous real time on-line monitoring and stable performance can be realized, consume energy low.

For a person skilled in the art, can technical scheme as described above and design, make other various corresponding changes and deformation, and within all these changes and deformation all should belong to this utility model scope of the claims.

Claims

1. the temperature and humidity measurement circuit of a preassembled transformer station, it is characterized in that: include integrated Temperature Humidity Sensor chip U and resistance R, the end-point detection pin VAD of described integrated Temperature Humidity Sensor chip U connects external power supply, the serial clock input pin SCK of integrated Temperature Humidity Sensor chip U connects the digital IO port DIO1 of humiture detector, the data wire pin DATA of integrated Temperature Humidity Sensor chip U connects the digital IO port DIO2 of wireless control chip and by resistance R ground connection, the public terminal GND ground connection of integrated Temperature Humidity Sensor chip U.

The temperature and humidity measurement circuit of a kind of preassembled transformer station the most as claimed in claim 1, it is characterised in that: the external power supply that the end-point detection pin VAD of described integrated Temperature Humidity Sensor chip U connects is 5V.

The temperature and humidity measurement circuit of a kind of preassembled transformer station the most as claimed in claim 1 or 2, it is characterised in that: described integrated Temperature Humidity Sensor chip U is SHT10 Temperature Humidity Sensor.