CN209689784U - A kind of wireless temperature measurement system - Google Patents
A kind of wireless temperature measurement system Download PDFInfo
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- CN209689784U CN209689784U CN201822010003.XU CN201822010003U CN209689784U CN 209689784 U CN209689784 U CN 209689784U CN 201822010003 U CN201822010003 U CN 201822010003U CN 209689784 U CN209689784 U CN 209689784U
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Abstract
The utility model discloses a kind of wireless temperature measurement system, which includes the wireless temperature-measuring terminal for being mounted on each measuring point to be checked, the temperature data of measuring point to be checked is measured by wireless temperature-measuring terminal, and be transmitted to wireless communication controller；Wireless communication controller receives the temperature data that all wireless temperature-measuring terminals are sent, and formation temperature data packet, is sent to wireless signal transceiver；Wireless signal transceiver, which wraps the temperature data received, reaches station end monitoring touch-control machine；End monitoring touch-control machine of standing receives the temperature data that wireless signal transceiver uploads, and it is stored and is shown, temperature data is compared with the temperature alarming threshold value of setting simultaneously, if the temperature value of tested point is more than temperature alarming threshold value, sound-light alarm is then carried out, and the alert information of point failure to be measured will be reported to be sent to mobile terminal.The utility model is capable of the temperature of each equipment of real-time monitoring, and uses two kinds of type of alarms of acousto-optic and short message, avoids missing any possible temperature rise accident.
Description
Technical field
This disclosure relates to high and low pressure electrical equipment field of temperature measurement, and in particular to a kind of wireless temperature measurement system.
Background technique
China's electric system at present is just grown rapidly towards bulk power grid, high reliability, high automatization level direction, power grid fortune
Row automation, intelligentized monitoring level have become the critical issue of China's power system development.Power system device is long-term
In operational process, the positions such as the contact of switch, bus and outlet connection the reasons such as loosen extremely because of oxidation corrosion or because of fastening bolt
Increase contact resistance, in heavy-duty service, tie point generates heat and forms vicious circle, and heat generating spot temperature can not supervise
It surveys, eventually leads to that connecting portion temperature is excessively high or even burn, and cause the accident power failure.
In recent years, electric system has occurred a lot of fire and large area blackout to occur because of apparatus overheat.According to statistics
Analysis, the etesian electric power accident in China, 40% is caused by high voltage electric equipment overheats；And in 70% or more operation
Failure be because connecting portion contact resistance becomes larger, overload etc. causes connector temperature excessively high caused by.High voltage electric equipment, due to
Fault test means are limited, and temperature over-range point is less susceptible to be found especially in switchgear and enclosed busbar.With temperature rising-time
Extension, degree of oxidation will be increased because of fever at temperature over-range, and then may cause and burn bus, contact, contact and ruin disk, stop
The major accidents such as electricity.
Currently, wireless temperature measurement technology is widely applied in the power system.With traditional Temperature Monitoring of HV Apparatus measuring technique phase
Than wireless temperature measurement system has following advantage:
(1) highly-safe: it avoids sensor output analog signals by using advanced digital temperature sensor
Transmission is by electric field, the interference in magnetic field.
(2) high reliablity: by using advanced broadband communication, correcting data error, self-adapting frequency modulation technology, effectively guarantee
The reliability of data wireless transmission.
(3) intelligent level is high: in normal mode, temperature value is transferred to monitoring center, causes when emergency event occurs
Temperature is increased to alarm threshold value or when temperature raising speed is speeded, and temperature measuring node will enter fast reaction state, continue with the second be
It is spaced intensive temperature collection and transmits alarm, to avoid missing any possible temperature rise accident.
(4) easy for installation: radio temperature sensor is small in size, does not have wiring, can be advantageously mounted at switch contact,
On the narrow measured point of the installation spaces such as cable connector.
(5) exempt to debug: being powered can be used, and without debugging, be particularly suitable for the transformation item that power off time is short, installation period is tight
Mesh.
Although part substation, high- and low-voltage circuit, switch have also installed wireless temperature measurement system, by environment, technology etc.
Multifactor impact, can only short-distance transmission temperature monitoring information to PC machine, be neither able to achieve temperature trend and historical analysis, in advance
Early warning can not accomplish that the fault pre-alarming of early stage handles and is isolated, and not being able to satisfy timely, accurate, efficient, stable power grid needs
It asks.
In conclusion it is higher for existing wireless temperature measurement system energy consumption at present, it cannot achieve historical data comparison, and become
The problem of potential analysis and real time monitoring operate, still shortage effective solution scheme.
Utility model content
In order to solve the above technical problems, present disclose provides a kind of wireless temperature measurement system, can real-time monitoring respectively set
Standby temperature, and two kinds of type of alarms of acousto-optic and short message are used, any possible temperature rise accident is avoided missing, electric power dimension is alleviated
The personnel shortage problem of shield department, also improves the safety of personnel and equipment.
Technical solution used by the disclosure is:
A kind of wireless temperature measurement system, the system include:
It is mounted on the wireless temperature-measuring terminal of each measuring point to be checked, is configured as measuring the temperature data of measuring point to be checked, and pass
Transport to wireless communication controller；
Wireless communication controller is configured as receiving the temperature data that all wireless temperature-measuring terminals are sent, and formation temperature
Data packet is sent to wireless signal transceiver；
Wireless signal transceiver is configured as receiving the temperature data packet that the wireless communication controller is sent, be uploaded to
Stand end monitoring touch-control machine；
Stand end monitoring touch-control machine, be configured as receive wireless signal transceiver upload temperature data, and carry out storage and
It has been shown that, while temperature data being compared with the temperature alarming threshold value of setting, if the temperature value of tested point is more than temperature alarming threshold
Value, then carry out sound-light alarm, and the alert information of point failure to be measured will be reported to be sent to mobile terminal.
Further, the wireless temperature-measuring terminal includes temperature sensor, first microprocessor, the first wireless radio frequency modules
And power module, the temperature sensor for acquiring the temperature data of measuring point to be checked, and are transmitted to first microprocessor, institute
It states first microprocessor and temperature data is sent to wireless communication controller by the first wireless radio frequency modules.
Through the above technical solution, the temperature information of measured point is measured by using digital wireless temperature-measuring terminal,
Avoid interference of the sensor output analog signals vulnerable to electric field magnetic field.
Further, the wireless communication controller includes that the second wireless radio frequency modules, the second microprocessor and first are wide
Input power module is pressed, second wireless radio frequency modules receive the temperature data that wireless temperature-measuring terminal is sent, and are transmitted to the
Two microprocessors, second microprocessor will receive all temperature data storages into temperature data packet, and pass through the second nothing
Temperature data packet is sent to wireless signal transceiver by line radio-frequency module.
Further, the wireless signal transceiver includes that third wireless radio frequency modules, third microprocessor and second are wide
Input power module is pressed, the third wireless radio frequency modules receive the temperature data packet that wireless communication controller is sent, are transmitted to
Third microprocessor, the third microprocessor, which is wrapped temperature data by third wireless radio frequency modules, reaches the monitoring touching of station end
Control machine.
Through the above technical solution, broadband communication, energy are carried out using wireless communication controller and wireless signal transceiver
Enough self-adapting frequency modulations, are effectively guaranteed the reliability of data wireless transmission.
Further, station end monitoring touch-control machine include data processor, memory, touch screen, combined aural and visual alarm and
GPRS communication module, the data processor receive the temperature data packet that wireless signal transceiver uploads, the temperature data packet
Temperature value comprising all measuring points to be checked, and store into memory, the displays temperature information on touch screen, while will be to be detected
The temperature value of point, if the temperature value of measuring point to be checked is higher than temperature alarming threshold value, leads to compared with the temperature alarming threshold value of setting
It crosses combined aural and visual alarm and carries out sound-light alarm, while fault point warning message is sent to mobile terminal by GPRS communication module.
Further, station end monitoring touch-control machine further include the too net communication manager being connect with data processor and
RS232 serial port module, the data processor by ethernet communication supervisor and RS232 serial port module respectively with background monitoring
System or scheduling system communication connection.
Through the above technical solution, in normal mode, the transmission of measurement temperature information, which is arrived at a station, holds monitoring touch-control machine, works as hair
When raw emergency event causes temperature to be increased to alarming threshold value, end monitoring touch-control machine control combined aural and visual alarm alarm of standing, and with short message
Warning message is sent to the mobile terminal of technical staff by form, to avoid missing any possible temperature rise accident.
The beneficial effect of the disclosure is:
(1) disclosure avoids sensing by using the temperature information of digital wireless temperature-measuring terminal measurement measured point
Device exports interference of the analog signal vulnerable to electric field magnetic field；
(2) disclosure carries out broadband communication by wireless communication controller and wireless signal transceiver, can adaptively adjust
Frequently, the reliability of data wireless transmission is effectively guaranteed；
(3) in normal mode, measurement temperature information transmission is arrived at a station holds monitoring touch-control machine to the disclosure, when generation emergency event
Cause temperature to be increased to alarming threshold value or when temperature raising speed is speeded, the wireless temperature-measuring terminal measurement of temperature measuring node will enter fast
Fast reactiveness continues using the second as the intensive temperature collection in interval and transfer station end monitors touch-control machine, end monitoring touch-control machine control of standing
Combined aural and visual alarm is alarmed, and warning message is sent to the mobile terminal of technical staff in the form of short message, is appointed to avoid missing
What possible temperature rise accident, has extensive city to energy-saving, environment-friendly type, intelligentized safe and efficient wireless temperature measuring function system
Field demand, application prospect are good.
Detailed description of the invention
The Figure of description for constituting a part of this disclosure is used to provide further understanding of the disclosure, and the disclosure is shown
Meaning property embodiment and its explanation do not constitute the improper restriction to the disclosure for explaining the disclosure.
Fig. 1 is the structural block diagram of wireless temperature measurement system；
Fig. 2 is the structural block diagram of wireless temperature-measuring terminal；
Fig. 3 is the structural block diagram of wireless communication controller；
Fig. 4 is the structural block diagram of wireless signal transceiver；
Fig. 5 is the structural block diagram of station end monitoring touch-control machine.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the disclosure.Unless another
It indicates, all technical and scientific terms used herein has usual with disclosure person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the disclosure.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
One or more embodiments provide a kind of wireless temperature measurement system for high and low pressure electrical equipment, such as Fig. 1 institute
Show, the wireless temperature measurement system includes wireless temperature-measuring terminal 1, wireless communication controller 2, wireless signal transceiver 3 and station end prison
Control touch-control machine 4, in which:
The setting of wireless temperature-measuring terminal 1 is in measured position, as shown in Fig. 2, the wireless temperature-measuring terminal includes that temperature passes
Sensor 11, first microprocessor 12, the first wireless radio frequency modules 13 and power module 14, the temperature sensor 11 and the first nothing
Line radio-frequency module 13 is distinguished microprocessor 12 and is connected, power module 14, for temperature sensor 11, microprocessor 12, first
Wireless radio frequency modules 13 are powered, and the temperature sensor 11 for acquiring the temperature data of installation point, and is transmitted to first micro- place
Device 12 is managed, temperature data is sent to wireless communication controller by the first wireless radio frequency modules 13 by the first microprocessor 12
2。
In this embodiment, the digital temperature sensor that the temperature sensor 11 is high using precision, sampling is fast.Described
One wireless radio frequency modules 13 use high-performance ZigBee radio frequency chip.Power module 14 uses battery.
The wireless temperature-measuring terminal 1 that the present embodiment proposes is in use, wireless temperature-measuring terminal positive side one side is shown consideration for measured object
Tightly, wireless temperature-measuring terminal is pasted by measured position surface using the dedicated insulating heat-conductive silica gel of electric system, uses high temperature resistant
Electric power black insulating tape by wireless temperature-measuring terminal, laterally or longitudinally firmly tie tight with testee by winding, is bound using stainless steel
The direction that band complies with black insulating tape is tightened.
As shown in figure 3, the wireless communication controller 2 includes the second wireless radio frequency modules 21,22 and of the second microprocessor
First wide pressure input power module 23, second wireless radio frequency modules 21 receive the temperature data that wireless temperature-measuring terminal is sent,
And it is transmitted to the second microprocessor 22, the second microprocessor 22 will receive all wireless temperature-measuring terminals and collect temperature data remittance
Always together, formation temperature data packet is sent to wireless signal transceiver by the second wireless radio frequency modules 21.
In this embodiment, the wireless communication controller 2 can manage 18 wireless temperature-measuring terminals.Described second is wireless
Radio-frequency module 21 includes two Zigbee radio frequency chips, and a Zigbee radio frequency chip can at most acquire 18 wireless temperature-measuring terminals
The temperature data of receive 18 wireless temperature-measuring terminals is packaged backward by the temperature data of transmission, another Zigbee radio frequency chip
Upper transmission.
Wireless communication controller 2 that the present embodiment proposes is in use, can be used magnetic adsorption installation or aperture screw is solid
It is fixed, it is adsorbable to be uniformly fixedly mounted on wall on cabinet body, it is flexible for installation.
As shown in figure 4, the wireless signal transceiver 3 includes third wireless radio frequency modules 31,32 and of third microprocessor
Second wide pressure input power module 33, the third wireless radio frequency modules 31 receive the temperature data that wireless communication controller is sent
Packet, is transmitted to third microprocessor, temperature data is wrapped by third wireless radio frequency modules and reaches station by third microprocessor 32
End monitoring touch-control machine.
In this embodiment, the third wireless radio frequency modules 31 include Zigbee radio frequency chip and RS232 serial port module,
The Zigbee radio frequency chip receives the temperature data packet that wireless communication controller is sent, and the RS232 serial port module is by third
The temperature data that microprocessor receives, which is wrapped, reaches station end monitoring touch-control machine.
The wireless signal transceiver that the present embodiment proposes, is installed using magnetic adsorption.
As shown in figure 5, the station end monitoring touch-control machine 4 includes data processor 41, memory 42, touch screen 43, acousto-optic
Alarm 44, GPRS communication module 45, ethernet communication supervisor 46 and RS232 serial port module 47, the touch screen, acousto-optic report
Alert device, GPRS communication module, ethernet communication module and RS232 serial port module are connect with data processor respectively, the data
Processor receives the temperature data packet that wireless signal transceiver uploads, in the temperature information of touch-control screen display institute measuring point, and will
The temperature value of wireless temperature-measuring terminal measurement is compared with the temperature alarming threshold value of setting, if measured temperature is higher than temperature alarming threshold
Value then carries out sound-light alarm by combined aural and visual alarm, while sending fault point alarm to mobile terminal by GPRS communication module
Information, data processor also pass through ethernet communication supervisor and RS232 serial port module respectively with background monitoring system or scheduling
System communication connection.
In the present embodiment, the master controller uses 32 high speed ARM920T chips of low-power consumption.
The course of work for the wireless temperature measurement system that the present embodiment proposes are as follows:
In fixed wireless temperature measurement terminal in position to be measured, the temperature information of position to be detected is measured by wireless temperature-measuring terminal,
And real-time radio is transmitted to wireless communication controller；The temperature information that wireless communication controller transmits all wireless temperature-measuring terminals
It concludes together, formation temperature data packet, data processor is transmitted to by wireless signal transceiver, data processor will receive
To temperature information show on the touchscreen, while data processor also by the temperature information received pass through GPRS communication module
It is sent to mobile terminal in a manner of 3G/4G, real-time monitoring temperature change is carried out by mobile terminal, when temperature value exception, number
It alarms according to processor control combined aural and visual alarm, and fault alarm information is sent to mobile terminal in the form of short message, carry out
Warning reminding；Data processor also passes through PS232 serial port module and is connected to substation's PC monitoring host computer, and warning message is sent to
Substation's PC monitoring host computer controls excision or isolated fault position by substation's PC monitoring host computer；Data processor also passes through
Ethernet communication supervisor is connected to background dispatching system, carries out unified communication management.
The wireless temperature measurement system that the present embodiment proposes, by using the temperature of digital wireless temperature-measuring terminal measurement measured point
Information is spent, interference of the sensor output analog signals vulnerable to electric field magnetic field is avoided；By wireless communication controller and wirelessly
Signal transceiver carry out broadband communication, can self-adapting frequency modulation, be effectively guaranteed data wireless transmission reliability；In routine
Under mode, temperature information transmission, which is arrived at a station, holds monitoring touch-control machine, causes temperature to be increased to alarming threshold value or temperature when emergency event occurs
When degree raising speed is speeded, the wireless temperature-measuring terminal measurement of temperature measuring node will enter fast reaction state, continue using the second as interval
Intensive temperature collection and transfer station end monitoring touch-control machine, end monitoring touch-control machine control combined aural and visual alarm alarm of standing, and with short message shape
Warning message is sent to the mobile terminal of technical staff by formula, to avoid missing any possible temperature rise accident, to it is energy-saving,
Environment-friendly type, intelligentized safe and efficient wireless temperature measuring function system have the extensive market demand, and application prospect is good.
It is above-mentioned although specific embodiments of the present invention are described with reference to the accompanying drawings, but it is not practical new to this
The limitation of type protection scope, those skilled in the art should understand that, based on the technical solution of the present invention, ability
Field technique personnel do not need to make the creative labor the various modifications or changes that can be made still in the protection model of the utility model
Within enclosing.
Claims (6)
1. a kind of wireless temperature measurement system, characterized in that include:
It is mounted on the wireless temperature-measuring terminal of each measuring point to be checked, is configured as measuring the temperature data of measuring point to be checked, and be transmitted to
Wireless communication controller；
Wireless communication controller is configured as receiving the temperature data that all wireless temperature-measuring terminals are sent, and formation temperature data
Packet, is sent to wireless signal transceiver；
Wireless signal transceiver is configured as receiving the temperature data packet that the wireless communication controller is sent, is uploaded to station end
Monitor touch-control machine；
It stands end monitoring touch-control machine, is configured as receiving the temperature data that wireless signal transceiver uploads, and is stored and shown,
Temperature data is compared with the temperature alarming threshold value of setting simultaneously, if the temperature value of tested point is more than temperature alarming threshold value,
Sound-light alarm is carried out, and the alert information of point failure to be measured will be reported to be sent to mobile terminal.
2. wireless temperature measurement system according to claim 1, characterized in that the wireless temperature-measuring terminal includes temperature sensing
Device, first microprocessor, the first wireless radio frequency modules and power module, the temperature sensor, for acquiring measuring point to be checked
Temperature data, and it is transmitted to first microprocessor, the first microprocessor passes through the first wireless radio frequency modules for temperature data
It is sent to wireless communication controller.
3. wireless temperature measurement system according to claim 1, characterized in that the wireless communication controller includes second wireless
The wide pressure input power module of radio-frequency module, the second microprocessor and first, second wireless radio frequency modules receive wireless temperature measurement
The temperature data that terminal is sent, and it is transmitted to the second microprocessor, second microprocessor will receive all temperature datas
It stores in temperature data packet, temperature data packet is sent to wireless signal transceiver by the second wireless radio frequency modules.
4. wireless temperature measurement system according to claim 1, characterized in that the wireless signal transceiver includes that third is wireless
The wide pressure input power module of radio-frequency module, third microprocessor and second, the third wireless radio frequency modules receive wireless telecommunications
The temperature data packet that controller is sent, is transmitted to third microprocessor, and the third microprocessor passes through third less radio-frequency mould
Block, which wraps temperature data, reaches station end monitoring touch-control machine.
5. wireless temperature measurement system according to claim 1, characterized in that the station end monitoring touch-control machine includes data processing
Device, memory, touch screen, combined aural and visual alarm and GPRS communication module, the data processor receive on wireless signal transceiver
The temperature data packet of biography, the temperature data packet includes the temperature value of all measuring points to be checked, and is stored into memory, in touch-control
Screen display temperature information, while the temperature value of measuring point to be checked being compared with the temperature alarming threshold value of setting, if measuring point to be checked
Temperature value be higher than temperature alarming threshold value, then by combined aural and visual alarm progress sound-light alarm, while being given by GPRS communication module
Mobile terminal sends fault point warning message.
6. wireless temperature measurement system according to claim 1, characterized in that station end monitoring touch-control machine further includes and data
The too net communication manager and RS232 serial port module of processor connection, the data processor pass through ethernet communication supervisor
It is connect respectively with background monitoring system or scheduling system communication with RS232 serial port module.
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| CN201822010003.XU CN209689784U (en) | 2018-11-30 | 2018-11-30 | A kind of wireless temperature measurement system |
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| CN201822010003.XU CN209689784U (en) | 2018-11-30 | 2018-11-30 | A kind of wireless temperature measurement system |
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| CN209689784U true CN209689784U (en) | 2019-11-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443596A (en) * | 2018-11-30 | 2019-03-08 | 国网山东省电力公司济宁供电公司 | A kind of wireless temperature measurement system and temp measuring method |
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2018
- 2018-11-30 CN CN201822010003.XU patent/CN209689784U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109443596A (en) * | 2018-11-30 | 2019-03-08 | 国网山东省电力公司济宁供电公司 | A kind of wireless temperature measurement system and temp measuring method |
| CN109443596B (en) * | 2018-11-30 | 2024-01-23 | 国网山东省电力公司济宁供电公司 | Wireless temperature measurement system and temperature measurement method |
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