CN203850808U

CN203850808U - GPRS-based cable branch box

Info

Publication number: CN203850808U
Application number: CN201420293790.2U
Authority: CN
Inventors: 韩惠山; 刘庆文
Original assignee: LAIWU KETAI POWER-TECH CO LTD
Current assignee: LAIWU KETAI POWER-TECH CO LTD
Priority date: 2014-05-29
Filing date: 2014-05-29
Publication date: 2014-09-24
Anticipated expiration: 2024-05-29

Abstract

The utility model discloses a GPRS-based cable branch box, which comprises a cable branch box body, and an intelligent monitoring unit. The intelligent monitoring unit comprises a partial-discharge high-frequency sensor, a noise sensor, a temperature-humidity sensor, a partial-discharge acquisition and analysis module, a temperature-humidity acquisition and control module, a pick-up head, a dehumidifying and exhausting device, an ARM processor, and a GPRS communication module. The partial-discharge high-frequency sensor and the noise sensor are respectively connected with the partial-discharge acquisition and analysis module. The temperature-humidity sensor and the dehumidifying and exhausting device are respectively connected with the temperature-humidity acquisition and control module. The intelligent monitoring unit is arranged in the cable branch box body. The temperature-humidity acquisition and control module is provided with a temperature-humidity acquisition port and a temperature-humidity control port. The temperature-humidity acquisition port is connected with the temperature-humidity sensor. The temperature-humidity control port is connected with the dehumidifying and exhausting device. The ARM processor is connected with the GPRS communication module through an RS485 bus. The ARM processor is also connected with the pick-up head through a USB interface arranged in an ARM board card. The ARM processor is connected with a partial-discharge signal analyzing module through an SPI bus. According to the technical scheme of the utility model, the temperatures and the humidifies of partial-discharge points and key connection points inside the cable branch box can be monitored in real time and remotely in the on-line manner. Meanwhile, the dehumidifying and exhausting effect on the cable branch box is realized at the same time, so that the operation safety level of equipment is improved.

Description

Based on the cable branch box of GPRS

Technical field

The utility model relates to a kind of cable branch box, relates in particular to a kind of cable branch box based on GPRS, belongs to power distribution equipment field.

Background technology

Because cable branch box is exposed in air conventionally, be subject to the impact of external environment, some temperature of its inside, humidity, the parameters such as insulation can have a certain impact, existing ac cable feeder pillar all needs manual inspection, make regular check on and copy and accept every data, once maintenance is broken down not in time, can bring great impact for producing, and a large amount of manpower and materials are expended for these faults and data, greatly increase use cost, the on-line monitoring of realizing parameters is the important means that ensures cable branch box safe operation, and on market, existing cable branch box on-line monitoring mode can not Accurate Determining to the parameters of cable branch box, easily produce erroneous judgement.

Summary of the invention

The purpose of this utility model is to provide one to overcome prior art shortcoming, a kind of cable branch box based on GPRS is provided, to realize in real time, office in cable branch box is put and on-line monitoring, remote monitoring and the dehumidifying exhaust of crucial tie point humiture, thereby improve the safety operation level of equipment.

The utility model is achieved in that a kind of cable branch box based on GPRS, comprise cable branch box body, intellectual monitoring unit, high frequency sensors is put in the intellectual monitoring unit office of comprising, sensor noise, Temperature Humidity Sensor, collection analysis module is put in office, humiture collection control module, camera, dehumidifying exhaust apparatus, arm processor, GPRS communication module, high frequency sensors is put in office, sensor noise is put collection analysis module with office respectively and is connected, Temperature Humidity Sensor, dehumidifying exhaust apparatus is connected with humiture collection control module respectively, intellectual monitoring cellular installation is in cable branch box body.

Humiture collection control module arranges humiture collection mouth, Temperature and Humidity Control mouth, and humiture collection mouth is connected with Temperature Humidity Sensor, and Temperature and Humidity Control mouth is connected with dehumidifying exhaust apparatus.

Arm processor is connected with GPRS communication module by RS485 bus, and arm processor is connected with camera by the USB interface on ARM board, and arm processor is put collection analysis module by spi bus with office and is connected.

The utility model has the advantage of: the cable branch box based on GPRS of the present utility model, realize in real time office in cable branch box is put and on-line monitoring and the remote monitoring of crucial tie point humiture, can be to the cable branch box exhaust that dehumidifies, thus the safety operation level of equipment improved.

Brief description of the drawings

Accompanying drawing 1 is the utility model structural representation;

Accompanying drawing 2 is the utility model external interface figure;

Accompanying drawing 3 is the utility model communication modes figure.

Embodiment

Below in conjunction with accompanying drawing, the utility model is introduced.

Fig. 1 is the structural representation of the cable branch box of the utility model based on GPRS, cable branch box based on GPRS comprises cable branch box body, intellectual monitoring unit, high frequency sensors is put in the intellectual monitoring unit office of comprising, sensor noise, Temperature Humidity Sensor, collection analysis module is put in office, humiture collection control module, camera, dehumidifying exhaust apparatus, arm processor, GPRS communication module, high frequency sensors is put in office, sensor noise is put collection analysis module with office respectively and is connected, Temperature Humidity Sensor, dehumidifying exhaust apparatus respectively with the communication of humiture collection control module, collection analysis module is put in office, humiture collection control module, GPRS communication module, camera respectively with arm processor communication, intellectual monitoring cellular installation is in cable branch box body.

Fig. 2 is the external interface figure of the cable branch box of the utility model based on GPRS.

High-frequency signal transducer is put in acquisition port 1 connection office in Partial discharge signal collection analysis module card, acquisition port 2 connects sensor noise, Partial discharge signal collection analysis module card is carried out after Treatment Analysis the high-frequency signal receiving and noise signal, the effective office of extraction puts data and sends ARM board to, arm processor on ARM board carries out, after Treatment Analysis, transferring data to power supply administration's server by GPRS communication module to the data of Partial discharge signal collection analysis module card; On ARM board, be provided with RS485 communication interface 1, RS485 communication interface 2, USB interface, RS485 communication interface 1 connects GPRS communication module, and RS485 communication interface 2 connects Partial discharge signal collection analysis module card; Humiture collection mouth, Temperature and Humidity Control mouth are set on humiture collection control card, and humiture collection mouth is connected with Temperature Humidity Sensor, and communication modes adopts I ²c bus mode; Temperature and Humidity Control mouth is connected with dehumidifying exhaust apparatus, and communication modes adopts I ²c bus mode, humiture collection card sends the temperature-humidity signal receiving to ARM board, arm processor on ARM board carries out Treatment Analysis to data, if meeting artificial set point, the humiture data that collect start requirement, start dehumidifying exhaust apparatus by Temperature and Humidity Control mouth and carry out exhaust dehumidifying, and data are transferred data to power supply administration's server by GPRS module; Camera is connected by the USB interface on ARM board with arm processor, if the Partial discharge signal monitoring and temperature-humidity signal are abnormal, arm processor sends at once instruction and allows camera carry out pictures taken, and captured picture is transferred data to power supply administration's server by GPRS module.

Fig. 3 is the communication modes figure of the cable branch box of the utility model based on GPRS.

Arm processor on ARM plate passes through I ²c bus gathers Temperature Humidity Sensor data, Partial discharge signal analysis module gathers high frequency sensors analog signal and noise signal by coaxial cable, arm processor is put collection analysis module by spi bus mode with office and is carried out communication, arm processor carries out communication by RS485 bus mode and GPRS communication module, and arm processor carries out communication by the USB interface on ARM board and camera.

Claims

1. the cable branch box based on GPRS, the described cable branch box based on GPRS comprises cable branch box body, intellectual monitoring unit, it is characterized in that: high frequency sensors is put in the intellectual monitoring unit office of comprising, sensor noise, Temperature Humidity Sensor, collection analysis module is put in office, humiture collection control module, camera, dehumidifying exhaust apparatus, arm processor, GPRS communication module, high frequency sensors is put in office, sensor noise is put collection analysis module with office respectively and is connected, Temperature Humidity Sensor, dehumidifying exhaust apparatus is connected with humiture collection control module respectively, intellectual monitoring cellular installation is in cable branch box body.

2. the cable branch box based on GPRS according to claim 1, it is characterized in that: humiture collection control module arranges humiture collection mouth, Temperature and Humidity Control mouth, humiture collection mouth is connected with Temperature Humidity Sensor, and Temperature and Humidity Control mouth is connected with dehumidifying exhaust apparatus.

3. the cable branch box based on GPRS according to claim 1 and 2, it is characterized in that: arm processor is connected with GPRS communication module by RS485 bus, arm processor is connected with camera by the USB interface on ARM board, and arm processor is put collection analysis module by spi bus with office and is connected.