CN209265683U - High pressure electric contact wireless temperature measurement Centralizing inspection device - Google Patents
High pressure electric contact wireless temperature measurement Centralizing inspection device Download PDFInfo
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- CN209265683U CN209265683U CN201920044929.2U CN201920044929U CN209265683U CN 209265683 U CN209265683 U CN 209265683U CN 201920044929 U CN201920044929 U CN 201920044929U CN 209265683 U CN209265683 U CN 209265683U
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Abstract
The utility model discloses a kind of high pressure electric contact wireless temperature measurement Centralizing inspection devices, realize the centralized watch to multiple high pressure electric contact temps, can be to the progress of hyperthermia and superheating situation and alarm.The device includes several temperature signal collection terminals, wireless temperature Centralizing inspection device and center host；The temperature signal collection terminal records its number information, and the temperature data of acquisition and its number information are passed through wireless network transmissions to wireless temperature Centralizing inspection device for acquiring the temperature data of high pressure electric contact；The wireless temperature Centralizing inspection device for collecting the temperature data and number information of all temperature signal collection terminal transmissions, and shows, while transferring data to center host by RS485 bus.
Description
Technical field
This disclosure relates to high-voltage power transmission field, and in particular to one kind is touched based on Windows XP system using large scale
The high pressure electric contact wireless temperature measurement Centralizing inspection device of screen.
Background technique
In recent years, it in fields such as power Transmission, metallurgical mining industry, factory and enterprise, urban electricity supplies, has occurred a lot of because height presses off
Close contact, transformer lead, high-voltage busbar, the high-voltage electricity contact such as high-tension cable connector overheat and caused by power failure fire thing
Therefore cause huge economic loss.It is the urgent of safety in production that high pressure electric contact overheat condition, which is effectively monitored and alarmed,
It is required that.
In high-tension apparatus During Process of Long-term Operation, the positions such as the contact of switch is connected with bus are because of aging or contact resistance mistake
It generates heat greatly, the temperature of these heating positions is unable to monitor, and thus eventually leads to accident.In State Grid Corporation of China's system
7.2~550kV high-voltage circuitbreaker dress dosage adds up to 275 373, and wherein the quantity of 12kV voltage class is most, accounts for about sum
2/3, lie dormant huge security risk.By taking Beijing as an example, in the substation that is belonged at Beijing Power Supply Bureau's substation management, mesh
Before the sealed high-tension switch cabinet of 10kV that registers on the books share 2311, be distributed in the substation of Beijing area 51.Make at present
10kV switchgear in is primarily present that device model multiplicity, quality is irregular, standby redundancy is not complete, equipment component is seriously old
The problems such as change.The occasion for needing thermometric is usually bad environments, and narrow space, thermometric position is than more covert, and high temperature and pressure, fills
Strong-electromagnetic field is expired, there is risk, it is difficult to manually directly measure；Also any line is not allow between high pressure three-phase electricity,
In order to avoid burying the hidden danger of " climbing electricity ".
Since high-tension apparatus area distribution is wide, equipment under test is high voltage nodes, and temperature prison is laid by the way of traditional
Surveying alarm system cannot achieve.Therefore, how designed for on-line monitoring high pressure electric contact temp and to hyperthermia and superheating situation and
The information system of alarm is still technical problem to be solved.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, present disclose provides one kind uses big ruler based on Windows XP system
The high pressure electric contact wireless temperature measurement Centralizing inspection device of very little touch screen realizes the concentration prison to multiple high pressure electric contact temps
Depending on, can to hyperthermia and superheating situation carry out and alarm.
Technical solution used by the disclosure is:
A kind of high pressure electric contact wireless temperature measurement Centralizing inspection device, the device include several temperature signal collection terminals,
Wireless temperature Centralizing inspection device and center host；
The temperature signal collection terminal includes master controller, temperature sensor and radio receiving transmitting module；The temperature passes
Sensor is connect with master controller, and the master controller is filled by radio receiving transmitting module and wireless network and wireless temperature Centralizing inspection
Set communication connection；
Multiple receiving antennas, the Duo Geshang that the wireless temperature Centralizing inspection device includes cabinet body, is arranged at the top of cabinet body
Under be arranged in parallel in the intracorporal receiving circuit plate of cabinet and be arranged in the intracorporal industrial control host of cabinet；The receiving circuit plate passes through antenna
Interface connects receiving antenna, and the receiving circuit plate is connect by RS485 interface with industrial control host；The industrial control host passes through
RS485 bus is connect with center host.
Further, the temperature signal collection terminal further includes the switch control module connecting with master controller and power supply
Module；
The power supply module is connect by switch control module with radio receiving transmitting module, the switch control module also with master
Controller connection is controlled by switch control module to wireless receiving and dispatching by the switch of main controller controls switch control module
The power supply of module is cut-off.
Further, the master controller uses PIC16F648A type single-chip microcontroller；The temperature sensor uses DS18B20
Type temperature probe；The radio receiving transmitting module uses UZ2400 type wireless module；The switch control module is TPS1100 type
MOSET switch chip.
Further, the power supply module is that lithium battery or self-induction take power supply.
Further, integrally disposed on the receiving circuit plate to have single-chip microcontroller, multiple receiving modules, driving circuit, multiple
Conversion circuit is isolated in switching value output module and RS485；
Each receiving module connects receiving antenna by antennal interface, and each receiving module passes through SPI interface and single-chip microcontroller
Connection, for the data received to be transferred to single-chip microcontroller, conversion circuit and industrial control host is isolated by RS485 in the single-chip microcontroller
Connection, for data to be uploaded to industrial control host；
The single-chip microcontroller is connect by driving circuit with each switching value output module, each switching value output module it is defeated
Outlet is connected separately with alarm, and when the temperature of high pressure electric contact is higher than given threshold, single-chip microcontroller is driven by driving circuit
Switching value output module controls combined aural and visual alarm by switching value output module and carries out sound-light alarm.
Further, the driving circuit is 9013 type triodes；The switching value output module is relay.
Further, touch screen is provided on the cabinet body, the touch screen is connect with industrial control host, shows all supervised
Survey the temperature data of high pressure electric contact.
Through the above technical solutions, the beneficial effect of the disclosure is:
(1) disclosure is carried out real by temperature data of the temperature signal collection terminal to the high pressure electric contact of each key position
When monitor, and by wireless network will test data be transferred to scene wireless temperature Centralizing inspection device, pass through wireless temperature
Centralizing inspection device summarizes the temperature data of all tested high pressure electric contacts, and displays and saves, and realizes to high pressure electric contact
Intelligent Centralizing inspection；
(2) disclosure displays and saves current temperature data and historical temperature number by wireless temperature Centralizing inspection device
According to, it can according to need convenient for operator and administrative staff and current and history data information inquired, it can be to monitored
The case where equipment, understands than more comprehensively, so as to judge equipment it is normal whether, provided for safety in production believable real-time
Foundation and historical basis；
(3) when the temperature of high pressure electric contact is more than the alarm threshold value of setting, sound-light alarm can be carried out in time.
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 application.
Fig. 1 is the structure chart of high pressure electric contact wireless temperature measurement Centralizing inspection device；
Fig. 2 is the structure chart of temperature signal collection terminal；
Fig. 3 is the structure chart of wireless temperature Centralizing inspection device；
Fig. 4 is the structure chart of receiving circuit plate.
Specific embodiment
The disclosure is described further with embodiment with reference to the accompanying drawing.
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 that the disclosure uses have logical with disclosure person of an ordinary skill in the technical field
The identical meanings understood.
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 application.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 high pressure electric contact wireless temperature measurement Centralizing inspection device, as shown in Figure 1, this is
System includes several temperature signal collection terminals 1, wireless temperature Centralizing inspection device 2 and center host 3, in which:
The temperature signal collection terminal 1 is mounted on each high pressure electric contact, for acquiring the temperature of high pressure electric contact
Data record the id information of temperature signal collection terminal, including equipment under test information and installation site information, generate corresponding ID
Corresponding table, and the temperature data of acquisition and its id information are passed through into wireless network transmissions to wireless temperature Centralizing inspection device 2.
The wireless temperature Centralizing inspection device 2, for collecting the temperature data of all temperature signal collection terminal transmissions
And id information, and show, while center host is transferred data to by RS485 bus.Every wireless temperature measurement concentrates prison
Survey the multiple temperature signal collection devices of device management.
The center host 3 connects wireless temperature Centralizing inspection device by RS485 bus, for monitoring on-line
There is temperature data measured by wireless temperature Centralized monitoring device.
Fig. 2 has shown the structure of temperature signal collection terminal.As shown in Fig. 2, the temperature signal collection terminal 1 includes master control
Device 11, temperature sensor 12, switch control module 13, radio receiving transmitting module 14 and power supply module 15 processed；The power supply module 15
It is connect with master controller 11, for powering to master controller 11, the power supply module 15 is by switch control module 13 and wirelessly
Transceiver module 14 connects, and the switch control module 13 is also connect with master controller 11, for the electricity to radio receiving transmitting module 14
Source is controlled, and in of short duration transmitting data, just the power supply of radio receiving transmitting module is opened in control；The temperature sensor 12 with
Master controller 11 connects, and for acquiring the temperature data of high pressure electric contact, and is transferred to master controller, and the master controller obtains
The temperature data of high pressure electric contact, and the id information of temperature signal collection terminal is recorded, including equipment under test information and installation position
Confidence breath, generates corresponding ID and corresponds to table；The radio receiving transmitting module 14 is connect with master controller 11, for obtaining master controller
The id information of the temperature data and temperature signal collection terminal that take is transferred to wireless temperature Centralizing inspection device.
The working principle for the temperature information acquisition terminal that the present embodiment proposes are as follows:
Master controller acquires the temperature data of high pressure electric contact by temperature sensor, and control switch control module is opened,
Power supply module, which is given, powers to radio receiving transmitting module；Master controller is sent out temperature data and sensor number by radio receiving transmitting module
It send to wireless temperature Centralizing inspection device.
In the present embodiment, the master controller 11 uses PIC16F648A type single-chip microcontroller；The temperature sensor 12 is adopted
With DS18B20 type temperature probe；The radio receiving transmitting module 14 uses UZ2400 type wireless module；The switch control module 13
For TPS1100 type MOSET switch chip.
In the present embodiment, the power supply module 15 can be High Temperature Lithium Cell；Or the power supply module can be self-induction
Power supply is taken, the self-induction takes power supply using existing technical pattern, repeats no more in this application.
Fig. 3 shows the structure of wireless temperature Centralizing inspection device.As shown in figure 3, the wireless temperature Centralizing inspection dress
Set 2 include cabinet body 21, setting touch screen 22 on the cabinet, the multiple receiving antennas 23 being arranged at the top of cabinet body, it is multiple up and down
It is arranged in parallel in the intracorporal receiving circuit plate 24 of cabinet, is arranged in the intracorporal industrial control host 25 of cabinet and power module 26, the power supply
Module 26 is connect with touch screen 22, receiving circuit plate 24 and industrial control host 25 respectively, for touch screen 22, receiving circuit plate 23
Required power supply is provided with industrial control host 25, the receiving circuit plate 24 connects receiving antenna, the reception by antennal interface
Wiring board 24 is connect by RS485 interface with industrial control host 25, for the data received to be transferred to industrial control host；The work
Control host 25 also connect 22 with touch screen, for showing the temperature data of all monitored high pressure electric contacts.
As shown in figure 4, integrally disposed on the receiving circuit plate 24 have ATMEGTA128 type single-chip microcontroller 241, multiple receptions
Conversion circuit 245, each receiving module is isolated in module 242, driving circuit 243, multiple switch amount output module 244 and RS485
242 connect receiving antenna 23 by antennal interface, and each receiving module 242 passes through SPI interface and ATMEGTA128 type single-chip microcontroller
241 connections, for the data received to be transferred to single-chip microcontroller, conversion circuit 245 is isolated by RS485 in the single-chip microcontroller 241
It is connect with industrial control host 25, for data to be uploaded to industrial control host；The ATMEGTA128 type single-chip microcontroller 241 passes through driving electricity
Road 243 is connect with each switching value output module 244, and the output end of each switching value output module 244 is connected separately with alarm
Device 246, when the temperature of high pressure electric contact is higher than given threshold, single-chip microcontroller 241 is exported by 243 driving switch amount of driving circuit
Module 244 controls combined aural and visual alarm 246 by switching value output module 244 and carries out sound-light alarm.
The working principle for the receiving circuit plate 24 that this implementation proposes are as follows:
Each receiving module 242 has different radio address, identical with 242 setpoint frequency of receiving module wireless when having
When temperature data transmits, the receiving antenna 23 connecting with receiving module 242 can observantly capture wireless temperature data, and to it
It decodes after amplifying processing, first the address of wireless temperature data is matched after decoding, if wireless temperature signal
Address matches with one group of receiving module therein, 242 address, then this receiving module 242 will continue to receive subsequent temperature
Data are simultaneously transmitted to the processing of single-chip microcontroller 241；Temperature data is transferred to industrial control host 25 by RS485 interface by single-chip microcontroller 241；It is obtained
Beneficial effect be: each received data of receiving module be set the data of the transmitting module for address of being corresponding to it, thus
Effectively prevent data collision.
The receiving circuit plate can be isolated conversion circuit by RS485 and be communicatively coupled with external equipment, it is ensured that
When the failure of industrial control host 25 can not restore, receiving circuit plate is isolated conversion circuit by RS485 and controls external equipment sound
Light alarm.
In the present embodiment, it is transmit/receive that UZ2400 is customized as core that the receiving module 242, which is used using chip,
Block, module model LRF-020；The RS485 isolation conversion circuit is turned using existing realization 5V-3.3V light-coupled isolation level
The photoelectrical coupler changed；The driving circuit 243 is 9013 type triodes；The switching value output module 244 is relay.
The industrial control host 25 sends reading order to receiving circuit plate for separated in time, from receiving circuit plate
Day line number evidence is displayed and store into after the middle temperature data for obtaining all monitored high pressure electric contacts, each temperature can be inquired at any time
Spend the data record and curve of signal pickup assembly；When the temperature data of high pressure electric contact is more than the alarm threshold value of setting, control
External equipment movement processed or sound-light alarm.
In at least one embodiment, the Ethernet RJ-45 connecting with industrial control host 25 is additionally provided on the cabinet body to connect
Mouth, serial port, USB interface, SD card memory interface, 1 road stereo audio output interface and microphone interface all the way.
In the present embodiment, the touch screen uses 19 cun of infrared touch panels.The industrial control host 25 uses control host,
The configuration information of the control host is Jijia G41 mainboard, CPU double-core E3400 2.6G, memory: RDD3 gold scholar pauses 2GB, hard disk:
The Seagate 320G, power supply: Jin Gang 380W.
In the present embodiment, it is additionally provided with control panel on the cabinet, is provided with power switch on the control panel
With card reader mouth.
Therefore, the obtained beneficial effect of wireless temperature Centralizing inspection device is: can check the data of each temperature spot history
And curve；Using touch operation, key bring failure is reduced；The temperature data of high pressure electric contact can be monitored with Coutinuous store
And curve；Configuration data interface can read and save data with the USB storage device of standard；Built-in reception device can be certainly
It is dynamic to restart, it thoroughly avoids the problem that not receiving signal caused by crashing, independent cabinet is moved easily, without opening equipment under test
Hole installation.
In order to realize the long-term uninterrupted operation of wireless temperature Centralizing inspection device, the receiving circuit plate is additionally provided with fixed
When device can by force to industrial control host when not receiving the read command that industrial control host 25 is sent in timer timing 10 minutes
25 do power-off restoration movement, it is made to be restored to normal operating conditions.
It can be seen from the above description that above-mentioned one or more embodiments realize following technical effect:
(1) disclosure is carried out real by temperature data of the temperature signal collection terminal to the high pressure electric contact of each key position
When monitor, and by wireless network will test data be transferred to scene wireless temperature Centralizing inspection device, pass through wireless temperature
Centralizing inspection device summarizes the temperature data of all tested high pressure electric contacts, and displays and saves, and realizes to high pressure electric contact
Intelligent Centralizing inspection；
(2) disclosure displays and saves current temperature data and historical temperature number by wireless temperature Centralizing inspection device
According to, it can according to need convenient for operator and administrative staff and current and history data information inquired, it can be to monitored
The case where equipment, understands than more comprehensively, so as to judge equipment it is normal whether, provided for safety in production believable real-time
Foundation and historical basis；
(3) when the temperature of high pressure electric contact is more than the alarm threshold value of setting, sound-light alarm can be carried out in time.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to the disclosure, model not is protected to the disclosure
The limitation enclosed, those skilled in the art should understand that, on the basis of the technical solution of the disclosure, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within the protection scope of the disclosure.
Claims (7)
1. a kind of high pressure electric contact wireless temperature measurement Centralizing inspection device, characterized in that including several temperature signal collection terminals,
Wireless temperature Centralizing inspection device and center host；
The temperature signal collection terminal includes master controller, temperature sensor and radio receiving transmitting module；The temperature sensor
It is connect with master controller, the master controller is logical by radio receiving transmitting module and wireless network and wireless temperature Centralizing inspection device
Letter connection；
The wireless temperature Centralizing inspection device includes cabinet body, the multiple receiving antennas being arranged at the top of cabinet body, multiple flat up and down
Row setting is in the intracorporal receiving circuit plate of cabinet and is arranged in the intracorporal industrial control host of cabinet；The receiving circuit plate passes through antennal interface
Receiving antenna is connected, the receiving circuit plate is connect by RS485 interface with industrial control host；The industrial control host passes through RS485
Bus is connect with center host.
2. high pressure electric contact wireless temperature measurement Centralizing inspection device according to claim 1, characterized in that the temperature signal
Acquisition terminal further includes the switch control module and power supply module connecting with master controller；
The power supply module is connect by switch control module with radio receiving transmitting module, the switch control module also with main control
Device connection is controlled by switch control module to radio receiving transmitting module by the switch of main controller controls switch control module
Power supply cut-off.
3. high pressure electric contact wireless temperature measurement Centralizing inspection device according to claim 2, characterized in that the master controller
Using PIC16F648A type single-chip microcontroller；The temperature sensor uses DS18B20 type temperature probe；The radio receiving transmitting module is adopted
With UZ2400 type wireless module；The switch control module is TPS1100 type MOSET switch chip.
4. high pressure electric contact wireless temperature measurement Centralizing inspection device according to claim 2, characterized in that the power supply module
Power supply is taken for lithium battery or self-induction.
5. high pressure electric contact wireless temperature measurement Centralizing inspection device according to claim 1, characterized in that, the reception line
It is integrally disposed on the plate of road to there is single-chip microcontroller, multiple receiving modules, driving circuit, multiple switch amount output module and RS485 isolation to turn
Change circuit；
Each receiving module connects receiving antenna by antennal interface, and each receiving module is connect by SPI interface with single-chip microcontroller,
For the data received to be transferred to single-chip microcontroller, the single-chip microcontroller is isolated conversion circuit by RS485 and is connect with industrial control host,
For data to be uploaded to industrial control host；
The single-chip microcontroller is connect by driving circuit with each switching value output module, the output end of each switching value output module
It is connected separately with alarm, when the temperature of high pressure electric contact is higher than given threshold, single-chip microcontroller passes through driving circuit driving switch
Output module is measured, combined aural and visual alarm is controlled by switching value output module and carries out sound-light alarm.
6. high pressure electric contact wireless temperature measurement Centralizing inspection device according to claim 5, characterized in that the driving circuit
For 9013 type triodes；The switching value output module is relay.
7. high pressure electric contact wireless temperature measurement Centralizing inspection device according to claim 5, characterized in that set on the cabinet body
It is equipped with touch screen, the touch screen is connect with industrial control host, shows the temperature data of all monitored high pressure electric contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201920044929.2U CN209265683U (en) | 2019-01-10 | 2019-01-10 | High pressure electric contact wireless temperature measurement Centralizing inspection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920044929.2U CN209265683U (en) | 2019-01-10 | 2019-01-10 | High pressure electric contact wireless temperature measurement Centralizing inspection device |
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| CN209265683U true CN209265683U (en) | 2019-08-16 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113541765A (en) * | 2021-07-01 | 2021-10-22 | 成都天奥集团有限公司 | General monitoring circuit for satellite ground station channel product |
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2019
- 2019-01-10 CN CN201920044929.2U patent/CN209265683U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113541765A (en) * | 2021-07-01 | 2021-10-22 | 成都天奥集团有限公司 | General monitoring circuit for satellite ground station channel product |
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