CN208443485U - A distributed real-time online temperature measurement system - Google Patents
A distributed real-time online temperature measurement system Download PDFInfo
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- CN208443485U CN208443485U CN201821051166.6U CN201821051166U CN208443485U CN 208443485 U CN208443485 U CN 208443485U CN 201821051166 U CN201821051166 U CN 201821051166U CN 208443485 U CN208443485 U CN 208443485U
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- temperature
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- passive wireless
- temperature sensor
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Abstract
本实用新型公开了一种分布式实时在线测温系统，包括至少一个用于对开关柜内母排进行温度采集的无源无线温度传感器A、至少一个用于对开关柜内断路器动触头进行温度采集的无源无线温度传感器B和至少一个用于对户外刀闸温度进行温度采集的无源无线温度传感器C；无源无线温度传感器A、B、C分别对应与无源传感发射天线进行无线通讯连接；每个无源传感发射天线通过射频电缆通讯连接温度采集器；每个温度采集器通过RS485总线通讯连接交换机，交换机通过以太网通讯连接后台监控系统或远程监控系统；本实用新型结构简单，收放方便，占用的空间小，运行稳定可靠，能快速实现对电力设备中各类位于狭小空间的发热器件温度的实时在线监测。
The utility model discloses a distributed real-time online temperature measurement system, which comprises at least one passive wireless temperature sensor A used for temperature acquisition of the busbar in the switch cabinet, at least one movable contact of the circuit breaker in the switch cabinet Passive wireless temperature sensor B for temperature collection and at least one passive wireless temperature sensor C for temperature collection of outdoor knife gate temperature; passive wireless temperature sensors A, B, and C correspond to passive sensing transmitting antennas respectively Wireless communication connection is carried out; each passive sensor transmitting antenna is connected to the temperature collector through radio frequency cable communication; each temperature collector is connected to the switch through RS485 bus communication, and the switch is connected to the background monitoring system or remote monitoring system through Ethernet communication; the utility model The new type is simple in structure, convenient in retraction, small in occupied space, stable and reliable in operation, and can quickly realize real-time online monitoring of the temperature of various heating elements located in narrow spaces in power equipment.
Description
Technical field
The utility model relates to power equipment operational monitoring technical field, especially a kind of distributed real-time online thermometric system
System.
Background technique
Currently, the electrical equipment of electric system in operation, since load excessive, contact aging, contact are bad
Etc. reasons, will lead to device temperature raising, temperature is excessively high to easily cause fire, causes power supply failure, power breakdown and people
Member's property loss.In order to which temperature anomaly increases in the operation of timely discovering device, and power failure processing is carried out in time, for a long time electric power
System carries out thermometric to equipment using the timing of man-hour manually hand-held thermal imaging system, but due to being limited by condition, it can only be outer to being exposed to
Equipment carry out thermometric, and for the busbar of inside switch cabinet, deep ensconce dynamic/static contact inside case for circuit breaker and be arranged at family
Disconnecting link temperature on outer transmission tower can not carry out direct temperature measurement, and there are huge hidden danger；And use conventional wire communication
When the contact type temperature sensor (PT100) of connection carries out temperature acquisition to above-mentioned position, contact type temperature sensor is not only deposited
Difficult to install, and the problem of corresponding communication line cabling difficulty, and high pressure is highly prone to during signal transmits
The influence of high magnetic field environments, this leverages the accuracy of temperature acquisition.
Summary of the invention
The purpose of this utility model seeks to solve currently employed man-hour manually hand-held thermal imaging system or contact type temperature sensor is difficult
To realize the busbar to inside switch cabinet, deep plant case for circuit breaker inside dynamic/static contact and setting outdoors on transmission tower
Disconnecting link temperature carries out easily and the problem of monitor, provides a kind of distributed real-time online temp measuring system thus.
The concrete scheme of the utility model is: a kind of distribution real-time online temp measuring system, it is characterized in that: including at least one
It is a for in switchgear busbar carry out temperature acquisition passive wireless temperature sensor A, at least one be used for in switchgear
The passive wireless temperature sensor B that moving contact of breaker carries out temperature acquisition is used to carry out outdoor switch temperature at least one
The passive wireless temperature sensor C of temperature acquisition；Passive wireless temperature sensor A, B, C are respectively corresponded to be sent out with a passive sensing
It penetrates antenna and communicates wirelessly connection；Each passive sensing transmitting antenna passes through one temperature acquisition of radio-frequency cable communication connection
Device；Each temperature sampler connects interchanger by RS485 bus communication, and interchanger connects background monitoring by ethernet communication
System or remote monitoring system；Described passive wireless temperature sensor A, B, C all have with its built-in thermometric chip and sensing day
The clamshell of line, clamshell are installed on fixed bracket.
Passive wireless temperature sensor A described in the utility model, passive wireless temperature sensor B and passive and wireless temperature
Sensor C is using the passive wireless temperature sensor produced by Jiangsu Sheng Rui microelectric technique Co., Ltd, temperature-measuring range
It is -20 DEG C~+150 DEG C, temperature measuring distance is 2~10m；The passive sensing transmitting antenna is used by Shenzhen sea connection China Tech skill hair
Open up Co., Ltd's production, model 3G GSM PHS ANTENNA, operating voltage 9V；The passive sensing transmitting antenna point
Wireless telecommunications frequency not with passive wireless temperature sensor A, B, C is 433MHZ；The temperature sampler operating voltage model
It enclosing for DC6V~DC40V, temperature acquisition range is -20 DEG C~+150 DEG C, and radio-frequency transmissions frequency is -50dBm~+20dBm, and
Maximum is set there are six prevention at radio-frequency port；The interchanger uses the industrial switch of IEC61850 standard.
Bracket is fixed described in the utility model with pedestal, is equipped with fastening prong in the wherein one or both sides of pedestal.
Bracket is fixed described in the utility model with pedestal, the side of pedestal is equipped with locking belt, and is equipped in pedestal
The bayonet to match with locking belt.
Bracket is fixed described in the utility model with pedestal, is set on the downside of pedestal there are two stabilizer blade positioned opposite,
And offer several mounting holes side by side on each stabilizer blade.
The utility model structure is simple, and the space occupied is small, stable and reliable operation, can fast implement to all in power equipment
Busbar and moving contact of breaker and outdoor switch in such as switchgear are located at the reality of all kinds of heating device temperature of small space
When monitor on-line, efficiently solve existing artificial thermometric can not real-time online thermometric, and thermometric is not comprehensive, omits difficulty not in place
Topic, and folding and unfolding is convenient, and the assistance personnel needed are few, suitable for expansion uses whenever and wherever possible under different landform and weather.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of passive wireless temperature sensor A in the utility model；
Fig. 3 is the structural schematic diagram of passive wireless temperature sensor B in the utility model；
Fig. 4 is the structural schematic diagram of passive wireless temperature sensor C in the utility model.
In figure: 1-passive wireless temperature sensor, 2-passive wireless temperature sensor B, 3-passive and wireless temperature sensing
Device C, 4-passive sensing transmitting antennas, 5-radio-frequency cables, 6-temperature samplers, 7-RS485 buses, 8-interchangers, 9-
Ethernet, 10-background monitoring systems, 11-remote monitoring systems, 12-clamshells, 13-fixed brackets, 131-pedestals,
132-fastening prongs, 133-locking belts, 134-bayonets, 135-stabilizer blades, 136-mounting holes.
Specific embodiment
Referring to Fig. 1, a kind of distribution real-time online temp measuring system, including at least one is for carrying out busbar in switchgear
The passive wireless temperature sensor A1 of temperature acquisition, at least one be used for switchgear inner breaker moving contact carry out temperature acquisition
Passive wireless temperature sensor B2 and at least one be used for outdoor switch temperature carry out temperature acquisition passive and wireless temperature
Sensor C3；Passive wireless temperature sensor A1, passive wireless temperature sensor B2, passive wireless temperature sensor C3 are right respectively
Ying Yuyi passive sensing transmitting antenna 4 communicates wirelessly connection；Each passive sensing transmitting antenna 4 passes through radio-frequency cable 5
One temperature sampler 6 of communication connection；Each temperature sampler 6 passes through 7 communication connection interchanger 8 of RS485 bus, interchanger 8
Pass through 9 communication connection background monitoring system 10 of Ethernet or remote monitoring system 11；The passive wireless temperature sensor A1, nothing
Source radio temperature sensor B2 and passive wireless temperature sensor C3 all have the shell with built-in its thermometric chip and sensing antenna
Cover 12, clamshell 12 is installed on fixed bracket 13.
Passive wireless temperature sensor A1 described in the present embodiment, passive wireless temperature sensor B2 and passive and wireless temperature
Sensor C3 is using the passive wireless temperature sensor produced by Jiangsu Sheng Rui microelectric technique Co., Ltd, temperature-measuring range
It is -20 DEG C~+150 DEG C, temperature measuring distance is 2~10m；The passive sensing transmitting antenna 4 joins China Tech skill using by Shenzhen sea
Development Co., Ltd's production, model 3G GSM PHS ANTENNA, operating voltage 9V；The passive sensing transmitting antenna
4 is wireless with passive wireless temperature sensor A1, passive wireless temperature sensor B2 and passive wireless temperature sensor C3 respectively
Communication frequency is 433MHZ；6 operating voltage range of temperature sampler is DC6V~DC40V, and temperature acquisition range is -20
DEG C~+150 DEG C, radio-frequency transmissions frequency is -50dBm~+20dBm, and maximum is set there are six prevention at radio-frequency port；The interchanger 8
Using the industrial switch of IEC61850 standard.
Background monitoring system 10 is equipped with monitoring software in order to which staff is to being distributed in different zones in the present embodiment
Electrical equipment carries out temperature and is monitored, monitoring software uses C/S answer-mode, realizes temperature real time on-line monitoring, temperature
Spend the functions such as the inquiry of historical data, temperature rise alarm；The remote monitoring system 11 distal end to each background monitoring system 10 into
Row Centralized Monitoring and management.
Referring to fig. 2, bracket 13 is fixed described in the present embodiment with pedestal 131, is equipped in the wherein side of pedestal 131 tight
Gu prong 132, the design structure of this fixed bracket 13 is convenient for for passive wireless temperature sensor A1 being mounted in switchgear
On busbar, and the temperature of busbar is implemented to monitor.
Bracket 13 is fixed referring to Fig. 3, described in the present embodiment with pedestal 131, the side of pedestal 131 is equipped with locking belt
133, and the bayonet 134 to match with locking belt 133 is equipped in pedestal 131；When to switchgear inner breaker moving contact into
When trip temperature acquires, only need to the locking belt 133 be penetrated and be tightened from the bayonet 134 of pedestal 131, thus by passive and wireless temperature
Sensor B2 is banded on the moving contact of breaker.
Referring to fig. 4, bracket 13 is fixed described in the present embodiment with pedestal 131, sets that there are two phases in the downside of pedestal 131
To the stabilizer blade 135 of arrangement, and offer several mounting holes 136 side by side on each stabilizer blade 135；This fixed bracket 13 is set
Meter structure is implemented to monitor convenient for passive wireless temperature sensor C3 to be mounted on outdoor switch to the temperature of outdoor switch.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821051166.6U CN208443485U (en) | 2018-07-04 | 2018-07-04 | A distributed real-time online temperature measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821051166.6U CN208443485U (en) | 2018-07-04 | 2018-07-04 | A distributed real-time online temperature measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208443485U true CN208443485U (en) | 2019-01-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821051166.6U Expired - Fee Related CN208443485U (en) | 2018-07-04 | 2018-07-04 | A distributed real-time online temperature measurement system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608814A (en) * | 2019-10-25 | 2019-12-24 | 云南电网有限责任公司电力科学研究院 | Cable temperature detection device and system based on sensor array |
| CN111220287A (en) * | 2019-12-31 | 2020-06-02 | 郑州电力高等专科学校 | Switchgear passive wireless switchgear temperature monitoring device and method |
| CN113847994A (en) * | 2021-09-03 | 2021-12-28 | 杭州宇诺电子科技有限公司 | Passive wireless temperature monitoring system |
-
2018
- 2018-07-04 CN CN201821051166.6U patent/CN208443485U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110608814A (en) * | 2019-10-25 | 2019-12-24 | 云南电网有限责任公司电力科学研究院 | Cable temperature detection device and system based on sensor array |
| CN111220287A (en) * | 2019-12-31 | 2020-06-02 | 郑州电力高等专科学校 | Switchgear passive wireless switchgear temperature monitoring device and method |
| CN113847994A (en) * | 2021-09-03 | 2021-12-28 | 杭州宇诺电子科技有限公司 | Passive wireless temperature monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200813 Address after: 435000 Huangshi Avenue 153, Huangshi City, Hubei Province Patentee after: HUANGSHI ELECTRIC POWER SURVEY DESIGN Co.,Ltd. Address before: 435000 No. 861, Huangshi Avenue, Huangshi, Hubei Co-patentee before: HUANGSHI ELECTRIC POWER SURVEY DESIGN Co.,Ltd. Patentee before: HUANGSHI POWER SUPPLY COMPANY OF STATE GRID HUBEI ELECTRIC POWER Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190129 Termination date: 20210704 |