CN207336615U - A kind of Zinc-Oxide Arrester electrification detection system - Google Patents
A kind of Zinc-Oxide Arrester electrification detection system Download PDFInfo
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- CN207336615U CN207336615U CN201721067129.XU CN201721067129U CN207336615U CN 207336615 U CN207336615 U CN 207336615U CN 201721067129 U CN201721067129 U CN 201721067129U CN 207336615 U CN207336615 U CN 207336615U
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Abstract
The utility model discloses a kind of Zinc-Oxide Arrester electrification detection system, including voltage cell, current unit, host, GPS wireless synchronizations module, 433M wireless communication modules and human-computer interaction interface, carried out data transmission between voltage cell and host under GPS wireless synchronizations by the way of 433M wireless telecommunications, result after host again integrates voltage and current is uploaded to tablet computer progress data analysis by way of Bluetooth transmission, is finally shown on human-computer interaction interface；The detecting system of the utility model solves the difficulty that scene connects up at a distance by the way of GPS wireless synchronizations technology and 433M wireless communication techniques on the premise of measurement accuracy is not lost, mitigate the working strength of tester, and test data is uploaded to by tablet computer by Bluetooth transmission, test equipment is kept completely separate with real world devices in physical connection, and measured value is observed easy to tester.
Description
Technical field
A kind of detecting system is the utility model is related to, more particularly to a kind of metal oxide arrester electrification detection system.
Background technology
Zinc-Oxide Arrester is widely used in electric system, the Zinc-Oxide Arrester performance quality under operating status
Directly affect the safe operation of power grid.Zinc-Oxide Arrester in the case of ageing equipment and internal wetted, all can by current in resistance property
Change, generally it is detected by using Zinc-Oxide Arrester live detection equipment or on-Line Monitor Device.But mesh
It is preceding using live detection or on-line monitoring equipment mainly use concentrated collection by the way of, by PT voltages and let out by test cable
Reveal electric current two-way electric signal and access same equipment progress data analysis comparison, but due to distant, the survey of equipment room
Examination needs to connect very long test cable, the wiring of cable and collects work huge work load is brought to staff.
Utility model content
The purpose of the utility model is to overcome the defects of the prior art, there is provided one kind is wirelessly transferred based on 433M and GPS
The Zinc-Oxide Arrester electrification detection system of synchronised clock technology, the technical solution of the Zinc-Oxide Arrester electrification detection system
It is realized in：
A kind of Zinc-Oxide Arrester electrification detection system, it is characterised in that：The electrification detection system include voltage cell,
Current unit, host, GPS wireless synchronizations module, 433M wireless communication modules and human-computer interaction interface, the voltage cell bag
Microprocessor, voltage signal acquisition module, GPS module and 433M wireless modules are included, the current unit also includes corresponding micro-
Processor, current signal collection module, GPS module and 433M wireless modules, the host are arranged in current unit, voltage list
Carried out data transmission between member and host under GPS wireless synchronizations by the way of 433M wireless telecommunications, host is again by voltage electricity
Result after stream is integrated is uploaded to tablet computer progress data analysis by way of Bluetooth transmission, is finally shown in human-computer interaction
On interface.
Further, the data acquisition unit of the voltage signal acquisition module and current signal collection module is with MAX125
As a/d converter, three-phase, which is carried out at the same time, to be changed, interphase interference of conveniently going out, the voltage signal acquisition module and electric current
The data storage of signal acquisition module uses the file system pattern of ROM+RAM.
Further, the electrification detection system carries out signal acquisition using voltage and current distributed capture mode.
The detecting system of the utility model is not being damaged by the way of GPS wireless synchronizations technology and 433M wireless communication techniques
Solve the difficulty that scene connects up at a distance on the premise of losing measurement accuracy, mitigate the working strength of tester, and pass through indigo plant
Test data is uploaded to tablet computer by tooth transmission, and test equipment is kept completely separate with real world devices in physical connection, easy to survey
Examination personnel observe measured value.
Brief description of the drawings
Fig. 1 is the utility model detecting system structure diagram；
Fig. 2 is the utility model detecting system structure diagram；
Fig. 3 is the utility model detecting system operation principle schematic diagram；
Fig. 4 is the utility model current acquisition cell schematics；
Fig. 5 is the utility model voltage acquisition unit schematic diagram.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of Zinc-Oxide Arrester electrification detection system, including voltage cell, current unit, host, GPS
Wireless synchronization module, 433M wireless communication modules and human-computer interaction interface, the voltage cell includes microprocessor, voltage is believed
Number acquisition module, GPS module and 433M wireless modules, the current unit also includes corresponding microprocessor, current signal is adopted
Collect module, GPS module and 433M wireless modules, the host is arranged in current unit, in GPS between voltage cell and host
Carried out data transmission under wireless synchronization by the way of 433M wireless telecommunications, the result after host again integrates voltage and current passes through
The mode of Bluetooth transmission is uploaded to tablet computer and carries out data analysis, is finally shown on human-computer interaction interface.
Further, the data acquisition unit of the voltage signal acquisition module and current signal collection module is with MAX125
As a/d converter, three-phase, which is carried out at the same time, to be changed, interphase interference of conveniently going out, the voltage signal acquisition module and electric current
The data storage of signal acquisition module uses the file system pattern of ROM+RAM.
Further, the electrification detection system carries out signal acquisition using voltage and current distributed capture mode.
In specific detection process, as shown in Fig. 2, the data that voltage cell circuit will collect, in the control line of GPS module
It is sent to by 433M wireless transmitter modules in 433M wireless receiving modules, microprocessor and GPS module and 433 wireless receivings
Modular circuit is connected, when the data of the 433M wireless communication transmissions under microprocessor monitors to synchronous GPS module control to host
When, the current terminal gathered data of same clock is read, and tablet computer is uploaded to by Bluetooth transmission modular circuit.
When it is implemented, as shown in figure 3, voltage monitor is installed on voltage transformer secondary side, for monitoring on-line
The voltage of voltage transformer, current sensing means are portable, can be carried with by staff, measure work
Take substation field.
When it is implemented, as shown in figure 4, when measuring arrester Leakage Current safe current, practical current clamp is clamped lightning-arrest
The lightning stroke counter upper and lower ends that device lower end is connected, since measurement resistance is much smaller than lightning stroke counter resistance, Leakage Current will
Collecting unit is all flowed into from current clamp, the electric current for flowing through Zinc-Oxide Arrester collected is input to rear end self-adjusting without difference
In preamplifying circuit, there is larger current on Zinc-Oxide Arrester when front end is furnished with isolating and protecting device to prevent measurement, make
Forming apparatus damages and personal damage.Programming amplifying is carried out to current test signal by AD526, according to the peak value of current signal certainly
Dynamic control amplification factor, makes test result more accurate.
When it is implemented, as shown in figure 5, the structure of voltage acquisition unit and Zinc-Oxide Arrester current acquisition unit class
Seemingly, and there is micro-control unit, formed without difference amplifier section, GPS time service modules, wireless communication module and storage unit, lead to
Via snap the line obtains PT secondary side voltages in PT secondary sides, and voltage signal flows into collecting unit, and the voltage signal collected passes through
Wireless poor amplification module enters MCU, and is controlled synchronously by GPS module under the allotment of MCU, is transmitted by wireless communication module
To Main Processor Unit, voltage cell front-end configuration has protective tube, to prevent internal short-circuit from causing PT secondary circuit short-circuits to cause equipment
Damage and personal damage.
The technology contents and technical characteristic of the utility model have revealed that as above those skilled in the art still may base
The replacement and modification without departing substantially from the utility model in essence are made in the teaching of the utility model, therefore, the utility model protection
Scope is not limited to the revealed content of embodiment, also including various replacements and modification without departing substantially from the utility model in essence.
Claims (3)
- A kind of 1. Zinc-Oxide Arrester electrification detection system, it is characterised in that：The electrification detection system includes voltage cell, electricity Stream unit, host, GPS wireless synchronizations module, 433M wireless communication modules and human-computer interaction interface, the voltage cell include Microprocessor, voltage signal acquisition module, GPS module and 433M wireless modules, the current unit also include corresponding micro- place Reason device, current signal collection module, GPS module and 433M wireless modules, the host are arranged in current unit, voltage cell Carried out data transmission between host under GPS wireless synchronizations by the way of 433M wireless telecommunications, host is again by voltage and current Result after integration is uploaded to tablet computer by way of Bluetooth transmission and carries out data analysis, is finally shown in human-computer interaction circle On face.
- 2. Zinc-Oxide Arrester electrification detection system according to claim 1, it is characterised in that：The voltage signal acquisition Using MAX125 as a/d converter, three-phase is carried out at the same time to be turned the data acquisition unit of module and current signal collection module Change, interphase interference of conveniently going out, the data storage of the voltage signal acquisition module and current signal collection module uses ROM The file system pattern of+RAM.
- 3. Zinc-Oxide Arrester electrification detection system according to claim 1, it is characterised in that：The electrification detection system Signal acquisition is carried out using voltage and current distributed capture mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721067129.XU CN207336615U (en) | 2017-08-24 | 2017-08-24 | A kind of Zinc-Oxide Arrester electrification detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721067129.XU CN207336615U (en) | 2017-08-24 | 2017-08-24 | A kind of Zinc-Oxide Arrester electrification detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207336615U true CN207336615U (en) | 2018-05-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721067129.XU Expired - Fee Related CN207336615U (en) | 2017-08-24 | 2017-08-24 | A kind of Zinc-Oxide Arrester electrification detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207336615U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146762A (en) * | 2019-06-05 | 2019-08-20 | 国网江苏省电力有限公司苏州供电分公司 | A kind of detachable loading tests device suitable for intelligent substation |
| CN112540248A (en) * | 2020-11-06 | 2021-03-23 | 广西电网有限责任公司南宁供电局 | Voltage and current signal double-wireless transmission lightning arrester live-line test system and method |
-
2017
- 2017-08-24 CN CN201721067129.XU patent/CN207336615U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110146762A (en) * | 2019-06-05 | 2019-08-20 | 国网江苏省电力有限公司苏州供电分公司 | A kind of detachable loading tests device suitable for intelligent substation |
| CN112540248A (en) * | 2020-11-06 | 2021-03-23 | 广西电网有限责任公司南宁供电局 | Voltage and current signal double-wireless transmission lightning arrester live-line test system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180508 Termination date: 20190824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |