CN212622901U - Porcelain insulator internal insulation degradation detection equipment - Google Patents
Porcelain insulator internal insulation degradation detection equipment Download PDFInfo
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- CN212622901U CN212622901U CN202020940490.4U CN202020940490U CN212622901U CN 212622901 U CN212622901 U CN 212622901U CN 202020940490 U CN202020940490 U CN 202020940490U CN 212622901 U CN212622901 U CN 212622901U
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- 238000001514 detection method Methods 0.000 title claims abstract description 87
- 239000012212 insulator Substances 0.000 title claims abstract description 46
- 230000015556 catabolic process Effects 0.000 title claims abstract description 23
- 238000006731 degradation reaction Methods 0.000 title claims abstract description 23
- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 22
- 238000009421 internal insulation Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 37
- 238000004891 communication Methods 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 11
- 238000012031 short term test Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 238000010998 test method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 238000003331 infrared imaging Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
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Abstract
The utility model discloses a porcelain insulator internal insulation degradation detection device, which comprises a detection device main body, a flexible test rod and a wireless remote controller; the detection equipment main body is of a box-type structure and comprises an upper cover and a box body; the box body comprises a panel arranged above the box body and a working circuit module arranged in the box body; the panel is provided with a high-voltage signal input/output port and a detection result output module; the high-voltage signal input/output port comprises a high-voltage signal input port and a high-voltage signal output port; the high-voltage signal input port and the high-voltage signal output port are both connected with a flexible test rod; the flexible test rod is connected with the working circuit module through a high-voltage signal input port and a high-voltage signal output port on the panel; the detection equipment main body is in wireless communication connection with the wireless remote controller through a built-in wireless module. The utility model discloses can realize big porcelain insulator's short-term test in batches, improve insulator detection efficiency and accuracy, avoid taking place to miss and examine and the false retrieval.
Description
Technical Field
The utility model relates to a high-voltage insulation detects technical field, especially relates to a porcelain insulator internal insulation degradation check out test set.
Background
The insulator is an important equipment component of a power transmission and transformation system, is widely used in a high-voltage power transmission line, a transformer substation and other grid systems, and plays a role in mechanical support and electric insulation of a power transmission conductor. The performance of the insulator is related to the safe operation of a power grid, and the tracking detection of each link of the insulator is very important. At present, a great deal of research is carried out on the aspects of insulator detection technology at home and abroad, and a plurality of detection methods are put forward and a plurality of detection devices are researched and developed. Insulator detection methods mainly used in the prior art include a sensitive insulator method, a buzzer test method, an infrared imaging method, an ultraviolet imaging method, a short circuit fork method, a spark gap method and the like.
However, in the process of research and practice on the prior art, the inventors of the present invention found that the prior art has the following defects, for example, the actual workload of the sensitive insulator method is relatively large, and the detection sensitivity is related to the degree of insulation degradation of the insulator and the position of the degraded insulator in the whole insulator string, so that the prior art has limitations; although the principle of the buzzing test method is simple, the operation of the buzzing test method is dangerous to a certain extent, the detection accuracy is limited by the capability of line patrol operators for identifying the sound intensity, and the buzzing test method is easily interfered by external sound, and in addition, the buzzing test method cannot detect the deteriorated insulator capable of bearing 20 kV-30 kV; the infrared imaging method is easy to interfere in the field measurement of the variable electric field; the ultraviolet imaging method needs high-cost equipment and has high technical requirements on operators; the short circuit fork method and the spark gap method are not suitable for other rapid detection scenes; the laser Doppler vibration method requires high equipment cost and large equipment volume, and is not suitable for field operation and the like.
Therefore, the device for detecting the internal insulation degradation of the porcelain insulator is poor in practicability and unsatisfactory in test effect aiming at the obvious defects existing in the field test application aspect of the prior art, and needs a porcelain insulator internal insulation degradation detection device which can overcome the defects and can realize quick, effective and accurate detection of large-batch porcelain insulators urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a porcelain insulator internal insulation degradation check out test set can realize big porcelain insulator's in batches short-term test, improves insulator detection efficiency and accuracy, avoids taking place the condition of lou examining and the false retrieval.
In order to solve the technical problem, the utility model provides a porcelain insulator internal insulation degradation detection device, which comprises a detection device main body, a flexible test rod and a wireless remote controller; the detection equipment main body is of a box-type structure and comprises an upper cover and a box body; the box body comprises a panel arranged above the box body and a working circuit module arranged in the box body; the panel is provided with a high-voltage signal input/output port and a detection result output module; the high-voltage signal input and output port comprises a high-voltage signal input port and a high-voltage signal output port; the high-voltage signal input port and the high-voltage signal output port are both connected with a flexible test rod;
the flexible testing rod is connected with the working circuit module through a high-voltage signal input port and a high-voltage signal output port on the panel;
the detection equipment main body is in wireless communication connection with the wireless remote controller through a built-in wireless module.
As a preferred scheme, the working circuit module comprises a power supply, a control circuit, a booster circuit, a high-voltage generating circuit, a high-voltage signal acquisition circuit and an operation circuit;
wherein, high-voltage signal acquisition circuit's input with high-voltage signal input port connects, high-voltage signal acquisition circuit's output with arithmetic circuit's input is connected, arithmetic circuit's output with control circuit's first end is connected, control circuit's second end with the power is connected, control circuit's third end with the first end of testing result output module is connected, control circuit's fourth end with the second end of testing result output module is connected, control circuit's fifth end with wireless module connects, control circuit's sixth end with boost circuit's input is connected, boost circuit's output with high-voltage generation circuit's input is connected, high-voltage generation circuit's output with high-voltage signal output port connects.
Preferably, the panel is further provided with a memory card interface, and the memory card interface is used for storing the test result and upgrading the internal program through a memory card.
As a preferred scheme, the detection result output module is also respectively connected with the sound module, the light module and the display screen;
the third end of the detection result output module is connected with the sound module, the fourth end of the detection result output module is connected with the light module, and the fifth end and the sixth end of the detection result output module are respectively connected with the display screen.
Preferably, the power source is a rechargeable battery.
Preferably, the high voltage generating circuit is a fully sealed module which is encapsulated.
Preferably, the output voltage of the booster circuit is a high voltage within 1000V of dc.
Preferably, the display screen is a touch display screen.
Implement the embodiment of the utility model provides a, following beneficial effect has:
the utility model provides a porcelain insulator internal insulation degradation detection device, which comprises a detection device main body, a flexible test rod and a wireless remote controller; the detection equipment main body is of a box-type structure and comprises an upper cover and a box body; the box body comprises a panel arranged above the box body and a working circuit module arranged in the box body; the panel is provided with a high-voltage signal input/output port and a detection result output module; the high-voltage signal input/output port comprises a high-voltage signal input port and a high-voltage signal output port; the high-voltage signal input port and the high-voltage signal output port are both connected with a flexible test rod; the flexible test rod is connected with the working circuit module through a high-voltage signal input port and a high-voltage signal output port on the panel; the detection equipment main body is in wireless communication connection with the wireless remote controller through a built-in wireless module. The utility model discloses can realize big porcelain insulator's short-term test in batches, improve insulator detection efficiency and accuracy, avoid taking place to miss the condition of examining and the false retrieval.
Drawings
Fig. 1 is a schematic structural diagram of a porcelain insulator internal insulation degradation detection device according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of a porcelain insulator internal insulation degradation detection device according to an embodiment of the present invention.
Wherein the reference numerals are as follows:
the device comprises a box body 1, a detection result output module 2, a high-voltage signal input and output end 3, a test rod 4, a wireless remote controller 5, a control circuit 6, a booster circuit 7, a high-voltage generating circuit 8, a high-voltage signal collecting circuit 9, an arithmetic circuit 10, a power supply 11, a wireless module 12, a sound module 13, a light module 14 and a display screen 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides a porcelain insulator internal insulation degradation detection device, which includes a detection device main body, a flexible test rod, and a wireless remote controller; the detection equipment main body is of a box-type structure and comprises an upper cover and a box body; the box body comprises a panel arranged above the box body and a working circuit module arranged in the box body; the panel is provided with a high-voltage signal input/output port and a detection result output module; the high-voltage signal input and output port comprises a high-voltage signal input port and a high-voltage signal output port; the high-voltage signal input port and the high-voltage signal output port are both connected with a flexible test rod;
the flexible testing rod is connected with the working circuit module through a high-voltage signal input port and a high-voltage signal output port on the panel;
the detection equipment main body is in wireless communication connection with the wireless remote controller through a built-in wireless module.
Specifically, as shown in fig. 1 and 2, the main body of the detection device is of a box structure and comprises an upper cover and a box body 1, wherein the box body 1 is composed of a panel and an internal working circuit module, a high-voltage signal input/output port 3 and a detection result output module 2 are arranged on the panel, the internal circuit module comprises a power supply 11, a control circuit 6, a booster circuit 7, a high-voltage generating circuit 8, a high-voltage signal acquisition circuit 8 and an operation circuit 10, the device further comprises a flexible test rod 4, the flexible test rod 4 is connected with the high-voltage signal input/output port 3, and the device is connected with an insulator to be detected through the flexible test rod 4. The high-voltage signal input/output port consists of a high-voltage signal input port and a high-voltage signal output port, and the high-voltage signal output port 3 can output impact high voltage not lower than 50 kV. The main body of the detection device is also provided with a wireless module 12, and the wireless module 12 can receive the instruction sent by the wireless remote controller and send the instruction to the control circuit 6 for execution.
The weight of the detection device main body is within 4kg, and the size of the detection device main body is within 20 x 30 x 50 cm.
In a preferred embodiment, the working circuit module comprises a power supply, a control circuit, a booster circuit, a high-voltage generating circuit, a high-voltage signal acquisition circuit and an operation circuit;
wherein, as shown in fig. 2, the input end of the high voltage signal acquisition circuit 9 is connected with the high voltage signal input port 3, the output end of the high-voltage signal acquisition circuit 9 is connected with the input end of the operational circuit 10, the output end of the arithmetic circuit 10 is connected with the first end of the control circuit 6, the second end of the control circuit 6 is connected with the power supply 11, the third end of the control circuit 6 is connected with the first end of the detection result output module 2, the fourth end of the control circuit 6 is connected with the second end of the detection result output module 2, the fifth end of the control circuit 6 is connected with the wireless module 12, the sixth end of the control circuit 6 is connected with the input end of the booster circuit 7, the output end of the booster circuit 7 is connected with the input end of the high-voltage generating circuit 8, and the output end of the high-voltage generating circuit 8 is connected with the high-voltage signal output port.
In a preferred embodiment, the high voltage generating circuit 8 is a potted fully sealed module.
In a preferred embodiment, the output voltage of the boosting circuit 7 is a high voltage within 1000V of dc.
Specifically, the operation circuit 10 calculates the actual insulation resistance of the insulator to be tested by comparing and analyzing the voltage decay time constant T' of the insulator to be tested and the time constant T of the calibration insulator.
The high-voltage generating circuit 8 is encapsulated into a fully-sealed module and can output high voltage of more than 50KV within 5 seconds.
The booster circuit 7 can boost the low voltage which is not more than 30V and is input by the power supply 11 to the high voltage which is within 1000V of direct current, and the output voltage is adjustable.
The control circuit 6 can control to output high-voltage signals, receive and store data returned by the operation circuit 10, realize the receiving processing and sending of instructions with the detection result output module 2, and establish a data communication link with the wireless module 12.
The wireless module 12 can receive the command sent by the wireless remote controller 5 and send the command to the control circuit 6 for execution.
In a preferred embodiment, the panel is further provided with a memory card interface for storing the test result and upgrading the internal program through a memory card.
Specifically, a memory card interface is further arranged on the panel, and the test result and the internal program of the equipment can be stored and upgraded through a memory card.
In a preferred embodiment, the detection result output module 2 is further connected with a sound module 13, a light module 14 and a display screen 15 respectively;
the third end of the detection result output module 2 is connected with the sound module 13, the fourth end of the detection result output module 2 is connected with the light module 14, and the fifth end and the sixth end of the detection result output module 2 are respectively connected with the display screen 15.
Specifically, the detection result output module comprises sound module 13, light module 14, display screen 15, sound module 13 can present different sound effects according to the difference of detection result, and light module 14 can present different light effects according to the detection result, and display screen 15 can output different display contents according to the difference of detection result.
In the preferred embodiment, the power source 11 is a rechargeable battery.
In a preferred embodiment, the display screen 15 is a touch display screen.
Specifically, the display screen 15 is a touch display screen, the insulation degradation condition of the insulator to be tested is displayed through the touch display screen, and each parameter of the equipment system can be set by operating the touch display screen.
The equipment for detecting the insulation degradation in the porcelain insulator comprises a detection equipment main body, a flexible test rod and a wireless remote controller; the detection equipment main body is of a box-type structure and comprises an upper cover and a box body; the box body comprises a panel arranged above the box body and a working circuit module arranged in the box body; the panel is provided with a high-voltage signal input/output port and a detection result output module; the high-voltage signal input and output port comprises a high-voltage signal input port and a high-voltage signal output port; the high-voltage signal input port and the high-voltage signal output port are both connected with a flexible test rod; the flexible testing rod is connected with the working circuit module through a high-voltage signal input port and a high-voltage signal output port on the panel; the detection equipment main body is in wireless communication connection with the wireless remote controller through a built-in wireless module.
Compared with the prior art, the utility model provides a pair of porcelain insulator internal insulation degradation check out test set has following profitable technological effect:
(1) the high-voltage high-speed acquisition circuit has high signal acquisition speed and high resolution, and improves the detection precision of equipment.
(2) Through encapsulating high pressure generating circuit into totally enclosed module, can prevent to cause electromagnetic interference to other modules, the superhigh pressure output time is short, enables equipment check-out time and shortens greatly, improves detection speed.
(3) The power supply of the detection equipment is powered by the lithium battery, so that the size of the equipment is reduced, and the wiring end of the battery is designed into a plug-in interface, so that the detection equipment is convenient to maintain.
(4) The control circuit of the detection device is provided with a memory card interface, test data can be obtained by reading the memory card, and the device system can be upgraded by programming the memory card program, so that the maintenance and the upgrade of the device are facilitated.
(5) The detection equipment can transmit a detection instruction through the wireless remote controller, so that remote operation is realized, the operation safety distance of detection personnel is further ensured, and the personal safety is maintained.
(6) The man-machine interaction interface provided by the abbreviated device can reduce the operation difficulty of the device, simplify the operation process, thereby reducing the technical requirements of the device on detection personnel, and through the man-machine interaction interface, the detection personnel can visually know the actual condition of the insulator on site, so that the device is suitable for on-site test application, and the detection efficiency of insulator batches can be obviously improved.
The above is to the embodiment of the present invention provides a porcelain insulator internal insulation degradation detection device, and the detailed description is adopted herein to explain the principles and embodiments of the present invention, and the description of the above embodiments is only used to help understand the method and the core idea of the present invention, and at the same time, to the general technical personnel in the field, there is a change part on the detailed embodiment and the application range according to the idea of the present invention, and to sum up, the content of the present description should not be understood as the limitation of the present invention.
Claims (8)
1. The equipment for detecting the internal insulation degradation of the porcelain insulator is characterized by comprising a detection equipment main body, a flexible test rod and a wireless remote controller; the detection equipment main body is of a box-type structure and comprises an upper cover and a box body; the box body comprises a panel arranged above the box body and a working circuit module arranged in the box body; the panel is provided with a high-voltage signal input/output port and a detection result output module; the high-voltage signal input and output port comprises a high-voltage signal input port and a high-voltage signal output port; the high-voltage signal input port and the high-voltage signal output port are both connected with a flexible test rod;
the flexible testing rod is connected with the working circuit module through a high-voltage signal input port and a high-voltage signal output port on the panel;
the detection equipment main body is in wireless communication connection with the wireless remote controller through a built-in wireless module.
2. The porcelain insulator inner insulation degradation detection device according to claim 1, wherein the operating circuit module includes a power supply, a control circuit, a booster circuit, a high voltage generation circuit, a high voltage signal acquisition circuit, and an arithmetic circuit;
wherein, high-voltage signal acquisition circuit's input with high-voltage signal input port connects, high-voltage signal acquisition circuit's output with arithmetic circuit's input is connected, arithmetic circuit's output with control circuit's first end is connected, control circuit's second end with the power is connected, control circuit's third end with the first end of testing result output module is connected, control circuit's fourth end with the second end of testing result output module is connected, control circuit's fifth end with wireless module connects, control circuit's sixth end with boost circuit's input is connected, boost circuit's output with high-voltage generation circuit's input is connected, high-voltage generation circuit's output with high-voltage signal output port connects.
3. The inside insulator insulation degradation detection device of claim 1, wherein the panel is further provided with a memory card interface for storing a test result and upgrading an internal program through a memory card.
4. The porcelain insulator inner insulation degradation detection device according to claim 2, wherein the detection result output module is further connected with a sound module, a light module and a display screen respectively;
the third end of the detection result output module is connected with the sound module, the fourth end of the detection result output module is connected with the light module, and the fifth end and the sixth end of the detection result output module are respectively connected with the display screen.
5. The apparatus according to claim 2, wherein the power source is a rechargeable battery.
6. The inside insulator insulation degradation detection apparatus according to claim 2, wherein the high voltage generation circuit is a hermetically sealed module.
7. The apparatus according to claim 2, wherein the output voltage of the booster circuit is a high voltage of 1000V or less dc.
8. The inside insulator insulation degradation detection apparatus according to claim 4, wherein the display screen is a touch display screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020940490.4U CN212622901U (en) | 2020-05-28 | 2020-05-28 | Porcelain insulator internal insulation degradation detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020940490.4U CN212622901U (en) | 2020-05-28 | 2020-05-28 | Porcelain insulator internal insulation degradation detection equipment |
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| CN212622901U true CN212622901U (en) | 2021-02-26 |
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| CN202020940490.4U Active CN212622901U (en) | 2020-05-28 | 2020-05-28 | Porcelain insulator internal insulation degradation detection equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092864A (en) * | 2021-04-20 | 2021-07-09 | 清华珠三角研究院 | Method for detecting degraded porcelain insulator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092864A (en) * | 2021-04-20 | 2021-07-09 | 清华珠三角研究院 | Method for detecting degraded porcelain insulator |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A device for detecting internal insulation deterioration of porcelain insulator Effective date of registration: 20220406 Granted publication date: 20210226 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: GUANGZHOU GUANGHUA ZHIDIAN TECHNOLOGY CO.,LTD. Registration number: Y2022980003960 |
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Date of cancellation: 20230321 Granted publication date: 20210226 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: GUANGZHOU GUANGHUA ZHIDIAN TECHNOLOGY CO.,LTD. Registration number: Y2022980003960 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A device for detecting internal insulation deterioration of porcelain insulators Effective date of registration: 20230327 Granted publication date: 20210226 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: GUANGZHOU GUANGHUA ZHIDIAN TECHNOLOGY CO.,LTD. Registration number: Y2023980036232 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20210226 Pledgee: Bank of China Limited Guangzhou Development Zone Branch Pledgor: GUANGZHOU GUANGHUA ZHIDIAN TECHNOLOGY CO.,LTD. Registration number: Y2023980036232 |