CN211374873U - Stray current detector for buried pipeline - Google Patents
Stray current detector for buried pipeline Download PDFInfo
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- CN211374873U CN211374873U CN201922310903.0U CN201922310903U CN211374873U CN 211374873 U CN211374873 U CN 211374873U CN 201922310903 U CN201922310903 U CN 201922310903U CN 211374873 U CN211374873 U CN 211374873U
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- 230000005672 electromagnetic field Effects 0.000 description 4
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Abstract
The utility model provides a buried pipeline stray current detector, through with AD acquisition module, data storage module, network communication module, wifi module, SD memory card module, GPRS data transmission module, GPS orientation module all is connected with microprocessor, can realize the detection to buried pipeline stray alternating current-direct current and show through display module real-time, the site work personnel can follow the data situation of each monitoring point of audio-visual monitoring on the display interface, and can fix a position in real time, look over monitoring point's orbit and data information, and can guarantee the accuracy of data acquisition, through the understanding to pipeline detection point stray current situation, predict the electrocorrosion situation of pipeline.
Description
Technical Field
The utility model relates to a current detector specifically is a buried pipeline stray current detector belongs to pipeline current detection technical field.
Background
With the development of economy, the progress of science and technology and the increasing degree of urbanization in China, the demand of pipelines is increased, the rail transit is rapidly developed, the laying mileage of electric power lines is increased day by day, most of pipelines, rail transit and electric transmission lines are built underground due to the limitation of geographical positions and spaces or the pursuit of attractiveness, and the pipelines, the rail transit and the electric transmission lines are inevitably crossed or interfered in parallel, so that stray current corrosion of buried pipelines is caused. Stray current corrosion time is longer, can cause the corruption perforation of burying the ground pipeline, influences the safe operation and the life of pipeline, and the stray current interference problem of pipeline is serious day by day, how to carry out effectual on-line monitoring to pipeline stray current relevant parameter, becomes the key problem that prevents pipeline stray current corrodes, carries out stray current effective detection to burying ground steel pipeline and is the important measure of being concerned with pipeline safe operation.
The following problems mainly exist in the related research for reflecting the stray current based on the electromagnetic field of the stray current:
(1) the distribution rule and influence factors of stray current electromagnetic fields of buried pipelines are lack of analysis and research;
(2) stray current sources near a buried metal pipeline are increasingly complex, the stray current sources have obvious time limitation, the dynamic change rule of the stray current is complex, and the requirements of dynamic and time-sharing stray current detection of the buried pipeline cannot be effectively met by single-point instrument detection;
(3) the existing stray current detection instrument based on the electromagnetic field detection principle is expensive, the interface design is old, and software and hardware are not updated; the current interference in the non-pipeline direction, the stray current interference in different depths and the like cannot be effectively eliminated; data can only be stored in an SD memory card, real-time uploading and multi-point real-time analysis cannot be realized, the data condition of current cannot be directly seen on site, and meanwhile, requirements on the protection grade and the like of an instrument are provided during continuous long-time testing;
(4) the cost is high, the detection product does not belong to common things, the change of a stray current electromagnetic field under the influence of different environmental factors is not considered when the detection method of the instrument is used for calculation when needed, and the theoretical basis needs to be researched.
Disclosure of Invention
To the problem that above-mentioned prior art exists, the utility model provides a bury ground pipeline stray current detector, this detector is with low costs, and detection precision is high, the intuition is strong, can fix a position in real time and look over the longitude and latitude information of check point.
In order to realize the purpose, the utility model discloses a technical scheme is: a stray current detector for a buried pipeline comprises a microprocessor, an AD acquisition module for acquiring data of a magnetic sensor, a data storage module for storing historical data, a network communication module for data transmission with a display module, a wifi module for providing wireless signals, an SD storage card module for storing data, a GPRS data transmission module for data transmission, a GPS positioning module for positioning the detector, and a power supply module for respectively supplying power to the microprocessor, the magnetic sensor, the AD acquisition module, the data storage module, the display module, the network communication module, the wifi module, the SD storage card module, the GPRS data transmission module and the GPS positioning module, the AD acquisition module, the data storage module, the network communication module, the wifi module, the SD memory card module, the GPRS data transmission module and the GPS positioning module are all connected with the microprocessor.
The microprocessor model is STM32F429 ZG.
The network communication module is an Ethernet module and adopts a DP83848 chip, one end of the DP83848 chip is connected with the microprocessor through an RMII interface, and the other end of the DP83848 chip is externally connected with the display module through a network port to transmit data.
For the real-time data of conveniently looking over the detector and monitoring, the utility model discloses an external operation end of wifi module, the operation end is cell-phone, computer, ipaid, and cell-phone, computer, ipaid need download corresponding APP customer end.
The utility model discloses possess the human-computer interaction function, display module is the configuration screen, configuration screen interface design, polychrome, high resolution, and it is directly perceived to maintain and dispose the operation, easy to use and maintenance.
The power module is provided with a 24V battery, and can be charged to supply power to the detector and the configuration screen.
The detector is provided with a USB interface, and can back up the stored data to the USB flash disk.
The detector also has a zero calibration function, wherein the zero calibration is to remove the interference value of the current environment and record the interference data in the current environment, a calibration button is arranged on the configuration screen, the calibration button is pressed down to record a group of zero data, and the zero calibration function can remove the interference information of the space magnetic field and ensure the accuracy of the collected data.
Compared with the prior art, the utility model discloses a with AD acquisition module, data storage module, network communication module, wifi module, SD memory card module, GPRS data transmission module, GPS orientation module all is connected with microprocessor, can realize burying stray alternating current-direct current's of ground pipeline detection and show through display module real-time, the site work personnel can follow the data situation of each monitoring point of audio-visual monitoring on the display interface, and can fix a position in real time, look over monitoring point's orbit and data information, and can guarantee the accuracy of data acquisition, through the understanding to pipeline detection point stray current situation, the electrocorrosion situation of pipeline is forecasted.
Drawings
Fig. 1 is a block diagram of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in figure 1, a stray current detector for a buried pipeline comprises a microprocessor, wherein the microprocessor is STM32F429ZG, and further comprises an AD acquisition module for acquiring data of a magnetic sensor, a data storage module for storing historical data, a network communication module for performing data transmission with a display module, a wifi module for providing wireless signals, an SD storage card module for storing data, a GPRS data transmission module for performing data transmission, a GPS positioning module for positioning the detector, and a power supply module for respectively supplying power to the microprocessor, the magnetic sensor, the AD acquisition module, the data storage module, the display module, the network communication module, the wifi module, the SD storage card module, the GPRS data transmission module and the GPS positioning module, wherein the AD acquisition module, the data storage module, the network communication module, the wifi module, the SD storage card module, And the GPRS data transmission module and the GPS positioning module are both connected with the microprocessor.
The utility model discloses a detector is small, makes things convenient for operating personnel to carry, and the magnetic field transform that detects the underground line through its inside magnetic force sensor calculates the size of alternating current-direct current, and AD collection module is used for gathering the data that magnetic force sensor detected and will detect data transfer to microprocessor, and the data storage module who is connected with microprocessor is used for saving historical data, and ethernet control module adopts DP83848 chip, and one end is connected with microprocessor through the RMII interface, and the other end passes through the net gape and 10 cun configuration Kunlun normal state display screens, carries out data transmission, the utility model discloses possess the human-computer interaction function, display module is the configuration screen, and configuration screen interface design, polychrome, high resolution, maintenance and configuration operation are directly perceived, easy to use and maintenance; in order to conveniently check real-time data monitored by the detector, the wifi module of the utility model is externally connected with an operating end, the operating end is a mobile phone, a computer and an ipaid, and the mobile phone, the computer and the ipaid need to download corresponding APP clients; the power module is provided with a 24V battery, can be charged and supplies power to the detector and the configuration screen; the configuration display screen is provided with a USB interface and can copy stored data into a U disk; the detector also has a zero calibration function, wherein the zero calibration is to remove the interference value of the current environment and record the interference data in the current environment, a calibration button is arranged on the configuration screen, the calibration button is pressed down to record a group of zero data, and the zero calibration function can remove the interference information of the space magnetic field and ensure the accuracy of the collected data.
Claims (8)
1. The utility model provides a buried pipeline stray current detector, including microprocessor, its characterized in that, still include the AD acquisition module that is used for gathering magnetic sensor data, the data storage module that is used for saving historical data, the network communication module that is used for carrying out data transmission with the display module, the wifi module that is used for providing wireless signal, the SD memory card module that is used for saving data, the GPRS data transmission module that is used for carrying out data transmission, the GPS orientation module that is used for fixing a position the detector and be used for microprocessor, magnetic sensor, AD acquisition module, data storage module, display module, network communication module, wifi module, SD memory card module, GPRS data transmission module, GPS orientation module power module that supplies power respectively, AD acquisition module, data storage module, network communication module, wifi module, SD memory card module, GPRS data transmission module, And the GPS positioning modules are connected with the microprocessor.
2. A buried pipeline stray current detector as claimed in claim 1, wherein the microprocessor is of the type STM32F429 ZG.
3. A buried pipeline stray current detector as claimed in claim 1, wherein the network communications module is an ethernet module, employing a DP83848 chip, and connected to the microprocessor via an RMII interface.
4. The stray current detector of a buried pipeline according to claim 1, wherein the wifi module is externally connected with an operation end, the operation end is a mobile phone, a computer or an ipad, and the mobile phone, the computer or the ipad needs to download a corresponding APP client.
5. The stray current detector according to claim 1, wherein the display module is a configuration screen display.
6. The stray current detector of a buried pipeline according to claim 4, wherein the power supply module is provided with a 24V battery, and can be charged to supply power to the detector and the configuration screen.
7. The stray current detector according to claim 4, wherein the configuration screen of said detector is provided with a USB interface.
8. A buried pipeline stray current detector as claimed in claim 1, wherein the detector also has a zero calibration function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922310903.0U CN211374873U (en) | 2019-12-20 | 2019-12-20 | Stray current detector for buried pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922310903.0U CN211374873U (en) | 2019-12-20 | 2019-12-20 | Stray current detector for buried pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211374873U true CN211374873U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922310903.0U Active CN211374873U (en) | 2019-12-20 | 2019-12-20 | Stray current detector for buried pipeline |
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| Country | Link |
|---|---|
| CN (1) | CN211374873U (en) |
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2019
- 2019-12-20 CN CN201922310903.0U patent/CN211374873U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Stray current detector for buried pipeline Effective date of registration: 20211230 Granted publication date: 20200828 Pledgee: Bank of China Limited by Share Ltd. Xuzhou Copper Mt branch Pledgor: Jiangsu Guangzhi Electric Co.,Ltd. Registration number: Y2021980017186 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CP03 | Change of name, title or address |
Address after: 221000 Zhujiang Road North, Yinshan Road East, Tongshan District, Xuzhou City, Jiangsu Province Patentee after: Jiangsu Guangshi Electric Co.,Ltd. Address before: 221000 Zhujiang Road North, Yinshan Road East, Tongshan District, Xuzhou City, Jiangsu Province Patentee before: Jiangsu Guangzhi Electric Co.,Ltd. |
|
| CP03 | Change of name, title or address |