CN219871624U - A unification detector more for partial discharge detects - Google Patents
A unification detector more for partial discharge detects Download PDFInfo
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- CN219871624U CN219871624U CN202321346723.8U CN202321346723U CN219871624U CN 219871624 U CN219871624 U CN 219871624U CN 202321346723 U CN202321346723 U CN 202321346723U CN 219871624 U CN219871624 U CN 219871624U
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- 238000001514 detection method Methods 0.000 claims abstract description 29
- 230000001052 transient effect Effects 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
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Abstract
The utility model discloses an all-in-one detector for partial discharge detection, which is characterized in that a power supply, a singlechip, a storage module, an FPGA (field programmable gate array) signal processing board, a high-frequency current signal processing circuit board, an ultrahigh-frequency signal processing circuit board, a contact type ultrasonic signal processing circuit board and a transient type ground voltage signal processing circuit board are arranged in a shell, a plurality of signal input ports are arranged on the inner wall of the shell, and the high-frequency current signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient type ground voltage signal processing circuit board are all independently connected with a signal output port, so that a plurality of different detection signals can be received conveniently, the detection of the partial discharge part can be covered comprehensively, the detector is suitable for the detection of all partial discharge types, and partial discharge can be detected more accurately.
Description
Technical Field
The utility model belongs to the technical field of electric power, and relates to an all-in-one detector for partial discharge detection.
Background
Partial discharge is a sign and a manifestation form of insulation degradation of the gas insulated switchgear assembly (Gas Insulated Switchgear, GIS) and further degrades insulation, so that detecting partial discharge is the most effective method for detecting and diagnosing insulation of the gas insulated switchgear assembly at present, and a plurality of methods for detecting partial discharge exist: transient ground voltage (TEV) sensors are used for on-line detection, ultrasonic detection, high-frequency current (HFCT, 3 MHz-30 MHz) method, ultra-high frequency (UHF) method and the like.
In China, patent application number: 202121968608.5 a portable partial discharge detector comprises a detection assembly, a shielding assembly, a stabilizing assembly, a limiting assembly and a protection assembly, wherein the detection assembly comprises a detector main body, one end of the detector main body is fixedly connected with a display screen, the shielding assembly is fixedly connected with the outer part of one end of the detector main body, the shielding assembly comprises a fixed plate, the outer part of one end of the detector main body is fixedly connected with the fixed plate, the inside of the fixed plate is movably connected with a baffle through the stabilizing assembly, one end of the baffle is fixedly connected with a movable rod, and the left end and the right end of the movable rod are movably connected with the fixed plate; through setting up detection component and shielding subassembly, this kind of setting makes portable partial discharge detector under the higher circumstances of illumination intensity, can clear reading the numerical value on the portable partial discharge detector, the effectual portable partial discharge detector that has improved, but this utility model needs the staff to carry the detection, and the single method detection of adoption in the market at present is mostly adopted, can not detect various different grade partial discharge very well, can not satisfy the detection requirement of global coverage partial discharge position, therefore, it is very necessary to design an all-in-one detector for partial discharge detection to solve above-mentioned problem.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an all-in-one detector for partial discharge detection, which aims at: the detection device is convenient for receiving a plurality of different detection signals, is convenient for detecting the whole coverage partial discharge part, is suitable for detecting all partial discharge types, and can more accurately detect partial discharge.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the utility model comprises a shell, wherein a power supply, a singlechip, a storage module, an FPGA signal processing board, a high-frequency current signal processing circuit board, an ultrahigh-frequency signal processing circuit board, a contact type ultrasonic signal processing circuit board and a transient state ground voltage signal processing circuit board are arranged in the shell, the power supply is connected with the singlechip, the storage module, the FPGA signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient state ground voltage signal processing circuit board through leads, the singlechip is connected with the storage module, the FPGA signal processing circuit board, the high-frequency signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient state ground voltage signal processing circuit board through leads, a plurality of signal input ports are arranged on the inner wall of the shell, and the high-frequency current signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient state ground voltage signal processing circuit board are respectively connected with a signal output port.
Preferably, the shell comprises a lower panel, a front panel and a rear panel are respectively fixed on the front side and the rear side of the lower panel, an upper panel is rotatably connected to the upper portion of the lower panel, and the four panels are tightly attached when the shell is buckled.
Preferably, the FPGA signal processing board and the high-frequency current signal processing circuit board are mounted on the lower panel.
Preferably, the power supply, the contact type ultrasonic signal processing circuit board and the transient voltage signal processing circuit board are arranged on the upper panel.
Preferably, a switch is installed on the outer wall of the front panel, an operation indicator lamp is installed on the outer wall of the front panel, a charging indicator lamp is installed on the outer wall of the front panel, a TYPE-C interface is arranged on the outer wall of the front panel, and the TYPE-C interface, the operation indicator lamp, the charging indicator lamp and the switch are connected with the singlechip through circuits.
Preferably, the signal input port is mounted on an inner wall of the rear panel.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model can receive various detection signals through the plurality of signal input ports, can be connected with the design of various signal processing circuit boards, satisfies the detection of all-round circuit parts, satisfies the detection of various types of partial discharge, improves the accuracy of the detection of the partial discharge, can inhibit on-site electromagnetic interference by adopting an aluminum alloy material for the shell, and improves the accuracy of the detection of the partial discharge.
Drawings
Fig. 1 is a schematic perspective view of the structure of the present utility model.
Reference numerals: the power supply comprises a 1-upper panel, a 2-power supply, a 4-front panel, a 5-switch, a 6-running indicator lamp, a 7-charging indicator lamp, an 8-TYPE-C interface, a 9-lower panel, a 10-FPGA signal processing board, an 11-high-frequency current signal processing circuit board, a 12-signal input port, a 13-UHF signal processing circuit board, a 14-rear panel, a 15-contact TYPE ultrasonic signal processing circuit board and a 16-transient ground voltage signal processing circuit board.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The following describes the embodiment of the present utility model in further detail with reference to fig. 1.
In this embodiment, as shown in fig. 1, the utility model comprises a housing, wherein a power supply 2, a singlechip, a storage module, an FPGA signal processing board 10, a high-frequency current signal processing circuit board 11, an ultrahigh-frequency signal processing circuit board 13, a contact type ultrasonic signal processing circuit board 15 and a transient state ground voltage signal processing circuit board 16 are installed in the housing, the power supply 2 is connected with the singlechip, the storage module, the FPGA signal processing circuit board 10, the high-frequency current signal processing circuit board 11, the ultrahigh-frequency signal processing circuit board 13, the contact type ultrasonic signal processing circuit board 15 and the transient state ground voltage signal processing circuit board 16 through wires, the singlechip is connected with the storage module, the FPGA signal processing board 10, the high-frequency current signal processing circuit board 11, the ultrahigh-frequency signal processing circuit board 13, the contact type ultrasonic signal processing circuit board 15 and the transient state ground voltage signal processing circuit board 16 through wires, the inner wall of the shell is provided with a plurality of signal input ports 12, the high-frequency current signal processing circuit board 11, the ultrahigh-frequency signal processing circuit board 13, the contact type ultrasonic signal processing circuit board 15 and the transient state ground voltage signal processing circuit board 16 are respectively and independently connected with the signal output ports 12, the shell is made of aluminum alloy materials, the on-site electromagnetic interference can be restrained, the power supply 2 provides power for all the components and can perform partial discharge detection in four modes, the storage module is STM32F103RET6 and can perform data storage, the power supply 2 is TPS61088RHLR, the FPGA signal processing board 10 is A7-35T, the high-frequency current signal processing board 11 is AD8310, the contact type ultrasonic signal processing board 15 is LTC2314, the transient state ground voltage signal processing board 16 is UA733C, the ultrahigh-frequency signal processing board 13 is AD8317, the singlechip selects HC32F4A0RITB-LQFP144, controls the components through the singlechip, is connected with each component through a circuit, and when a high-frequency current sensor signal enters the high-frequency current signal processing circuit board 11 through the corresponding signal input port 12, enters the FPGA signal processing board 10 for ADC conversion and data analysis after being filtered, attenuated and detected, and then sends the data to the singlechip for operation, and then stores information through the storage module, and the ultrahigh-frequency signal processing circuit board 13, the contact type ultrasonic signal processing circuit board 15 and the transient state ground voltage signal processing circuit board 16 can all receive corresponding signals for processing.
In this embodiment, as shown in fig. 1, the housing includes a lower panel 9, front panel 4 and rear panel 14 are respectively fixed on the front and rear sides of the lower panel 9, an upper panel 1 is rotatably connected to the upper portion of the lower panel 9, and four panels are tightly attached when the housing is fastened.
In this embodiment, as shown in fig. 1, the FPGA signal processing board 10 and the high-frequency current signal processing circuit board 11 are mounted on the lower panel 9, and the FPGA signal processing board 10 can perform data analysis.
In this embodiment, as shown in fig. 1, the power supply 2, the contact type ultrasonic signal processing circuit board 15 and the transient voltage signal processing circuit board 16 are mounted on the upper panel 1.
In this embodiment, as shown in fig. 1, a switch 5 is installed on the outer wall of the front panel 4, an operation indicator lamp 6 is installed on the outer wall of the front panel 4, a charging indicator lamp 7 is installed on the outer wall of the front panel 4, the charging indicator lamp 7 is turned on when the instrument charges, a TYPE-C interface 8 is provided on the outer wall of the front panel 4, the TYPE-C interface 8, the operation indicator lamp 6, the charging indicator lamp 7 and the switch 5 are connected with the single chip microcomputer through circuits, the TYPE-C interface 8 updates the system in the single chip microcomputer, the single chip microcomputer in the detector is updated through the TYPE-C interface 8, program iteration is facilitated, the operation indicator lamp 6, the charging indicator lamp 7 and the switch 5 are all connected for the single chip microcomputer, and when the single chip microcomputer detects a relevant state, an instruction is sent to the operation indicator lamp 6 or the charging indicator lamp 7, and the operation indicator lamp 6 or the charging indicator lamp 7 is turned on.
In this embodiment, as shown in fig. 1, the signal input port 12 is mounted on the inner wall of the rear panel 9.
When the utility model is used, the switch 5 is turned on, the running indicator lamp 6 is turned on, which means that the instrument is normally used, signals are received through the signal input port 12, and are transmitted into the corresponding signal processing circuit board according to different types of signals, and then the corresponding signal processing circuit board is processed and then transmitted into the singlechip, and the singlechip stores data through the storage module.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (6)
1. A all-in-one detector for partial discharge detection, includes the shell, its characterized in that: the power supply, the singlechip, the storage module, the FPGA signal processing board, the high-frequency current signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient ground voltage signal processing circuit board are arranged in the shell, the power supply is connected with the singlechip, the storage module, the FPGA signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient ground voltage signal processing circuit board through wires, the singlechip is connected with the storage module, the FPGA signal processing board, the high-frequency signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient ground voltage signal processing circuit board through wires, a plurality of signal input ports are arranged on the inner wall of the shell, and the high-frequency current signal processing circuit board, the ultrahigh-frequency signal processing circuit board, the contact type ultrasonic signal processing circuit board and the transient ground voltage signal processing circuit board are all connected with signal output ports independently.
2. An all-in-one detector for partial discharge detection as defined in claim 1, wherein: the shell comprises a lower panel, a front panel and a rear panel are respectively fixed on the front side and the rear side of the lower panel, an upper panel is rotatably connected to the upper portion of the lower panel, and the four panels are tightly attached when the shell is buckled.
3. An all-in-one detector for partial discharge detection as claimed in claim 2, wherein: the FPGA signal processing board and the high-frequency current signal processing circuit board are arranged on the lower panel.
4. An all-in-one detector for partial discharge detection as defined in claim 1, wherein: the power supply (2), the contact type ultrasonic signal processing circuit board and the transient voltage signal processing circuit board are arranged on the upper panel.
5. An all-in-one detector for partial discharge detection as claimed in claim 2, wherein: install a switch on the front panel outer wall, install an operation pilot lamp on the front panel outer wall, install a charge pilot lamp on the front panel outer wall, be equipped with a TYPE-C interface on the front panel outer wall, TYPE-C interface, operation pilot lamp, charge pilot lamp and switch pass through the circuit and are connected with the singlechip.
6. An all-in-one detector for partial discharge detection as claimed in claim 2, wherein: the signal input port is mounted on an inner wall of the rear panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321346723.8U CN219871624U (en) | 2023-05-30 | 2023-05-30 | A unification detector more for partial discharge detects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321346723.8U CN219871624U (en) | 2023-05-30 | 2023-05-30 | A unification detector more for partial discharge detects |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219871624U true CN219871624U (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321346723.8U Active CN219871624U (en) | 2023-05-30 | 2023-05-30 | A unification detector more for partial discharge detects |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219871624U (en) |
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2023
- 2023-05-30 CN CN202321346723.8U patent/CN219871624U/en active Active
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