CN210071988U - Partial discharge measuring device for laboratory - Google Patents
Partial discharge measuring device for laboratory Download PDFInfo
- Publication number
- CN210071988U CN210071988U CN201920550279.9U CN201920550279U CN210071988U CN 210071988 U CN210071988 U CN 210071988U CN 201920550279 U CN201920550279 U CN 201920550279U CN 210071988 U CN210071988 U CN 210071988U
- Authority
- CN
- China
- Prior art keywords
- partial discharge
- skirt edge
- laboratory
- insulating
- core rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Testing Relating To Insulation (AREA)
Abstract
The utility model discloses a local discharge measuring device for a laboratory, which comprises a bus copper bar, insulating struts, a base and fixing screws, wherein the number of the insulating struts is at least two, the insulating struts are arranged on the base at intervals, the bottoms of the insulating struts are fixedly connected with the base, and the tops of the insulating struts are fixedly connected with the bus copper bar through the fixing screws; the insulating support column comprises a core rod, a first skirt edge and a second skirt edge, wherein the first skirt edge and the second skirt edge are distributed on the surface of the core rod, and the first skirt edge and the second skirt edge are sequentially distributed on the surface of the core rod at intervals. The utility model discloses the device, the insulating goods that detect can accurately reflect the inherent quality condition, and fundamentally has solved the laboratory with measuring partial discharge device non-standard, unstable, the unsafe situation of measured data.
Description
Technical Field
The utility model relates to a test device, concretely relates to laboratory is with measuring partial discharge device.
Background
Power frequency voltage-withstanding and partial discharge tests must be carried out on insulation products in the switch cabinet before the switch cabinet leaves a factory, and at present, tool facilities (including test devices of test rooms of some national levels) in test rooms of various manufacturers cannot accurately reflect the accurate internal quality level of the insulation products.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at solving the not enough among the prior art, provide a laboratory with measuring partial discharge device, the insulating goods that detect can accurately reflect the inherent quality condition, fundamentally has solved the laboratory with measuring partial discharge device nonstandard, unstable, the unsafe situation of measured data.
The technical scheme is as follows: the utility model discloses a laboratory is with measuring partial discharge device, including generating line copper bar, insulating pillar, base and fixed screw, insulating pillar includes two at least, insulating pillar interval is arranged on the base, the bottom of insulating pillar all with the base fixed connection, the top of insulating pillar all is through fixed screw fixed connection with generating line copper bar; the insulating support column comprises a core rod, a first skirt edge and a second skirt edge, wherein the first skirt edge and the second skirt edge are distributed on the surface of the core rod, and the first skirt edge and the second skirt edge are sequentially distributed on the surface of the core rod at intervals.
Furthermore, two insulating support columns are adopted and are vertically and parallelly fixed on the base.
Further, the distance between the two insulating support columns is 24-28 cm.
Further, the overall height of the insulating support column is 81 cm.
Further, the length of the first skirt edge is greater than that of the second skirt edge.
Further, the core rod is an ERC acid-resistant and high-temperature-resistant core rod.
Furthermore, first shirt rim and second shirt rim all adopt the silica gel material to make.
Furthermore, the base is made of plastic materials.
Further, the fixing screw is made of resin materials.
Has the advantages that: the utility model discloses a laboratory is with measuring partial discharge device, the insulating goods that detect can accurately reflect the inherent quality condition, and fundamentally has solved the laboratory with measuring partial discharge device unnormal, unstable, the unsafe situation of measured data.
Drawings
FIG. 1 is a schematic structural view of a testing device of the present invention;
fig. 2 is a cross-sectional view of the insulating pillar structure of fig. 1.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the following specific examples.
The device for measuring partial discharge in the laboratory as shown in fig. 1 and fig. 2 simulates the installation and use conditions of an insulating part in a switch cabinet, and comprises a bus copper bar 1, insulating pillars 2, a base 3 and fixing screws 4, wherein the insulating pillars 2 at least comprise two insulating pillars, the insulating pillars 2 are arranged on the base 3 at intervals, the bottoms of the insulating pillars 2 are fixedly connected with the base 3, the tops of the insulating pillars 2 are fixedly connected with a bus copper bar 1 through the fixing screws 4, the surface of the bus copper bar 1 to be polished is flat and smooth, and the bus copper bar 1 is used for being externally connected with a test power supply; the insulating support column 2 comprises a core rod 21, and a first skirt edge 22 and a second skirt edge 23 distributed on the surface of the core rod 21, wherein the first skirt edge 22 and the second skirt edge 23 are sequentially distributed on the surface of the core rod 21 at intervals.
As a further optimization of the above embodiment:
preferably, the number of the insulating supports is two, but more than two insulating supports can be used for testing simultaneously, and the number of the specific insulating supports is determined according to the requirements of a specific test site. And a plurality of insulating pillars are vertically and parallelly fixed on the base 3 to ensure the accuracy of the test.
Preferably, in order to ensure that the tested insulating supports do not influence each other, the distance between the two insulating supports 2 is 24-28cm, and the overall height of the insulating supports 2 is 81 cm.
Preferably, the length of the first skirt edge 22 is greater than that of the second skirt edge 23, and the first skirt edge 22 and the second skirt edge 23 are distributed on the surface of the mandrel at intervals, that is, the first skirt edge 22, the second skirt edge 23, the first skirt edge 22 and the like are distributed in sequence.
Preferably, in order to ensure the performance requirement of the insulating support, the core rod 21 adopts an ERC acid-resistant and high-temperature-resistant core rod; the first skirt edge 22 and the second skirt edge 23 are both made of silica gel materials.
Preferably, in order to ensure the accuracy of the test, the base 3 is made of a plastic material; the fixing screw 4 is made of resin material.
The utility model discloses a test device at first carries out partial discharge test before the test article is placed to the copper bar, and the result is surveyed and is: the partial discharge value of 50 kV applied voltage is less than or equal to 3PC, the device can be completely suitable for the stable performance of the device under the existing national network standard of 40.5 multiplied by 1.1um (44.5 kV), the detected insulating product can accurately reflect the internal quality condition, and the conditions that the partial discharge measurement device for a laboratory is not standard and stable and the measured data is inaccurate are fundamentally solved.
The utility model discloses a laboratory is with measuring partial discharge device, the insulating goods that detect can accurately reflect the inherent quality condition, and fundamentally has solved the laboratory with measuring partial discharge device unnormal, unstable, the unsafe situation of measured data.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (9)
1. A partial discharge measuring device for a laboratory is characterized in that: the bus bar fixing device comprises a bus bar copper bar (1), insulating support columns (2), a base (3) and fixing screws (4), wherein the number of the insulating support columns (2) is at least two, the insulating support columns (2) are arranged on the base (3) at intervals, the bottoms of the insulating support columns (2) are fixedly connected with the base (3), and the tops of the insulating support columns (2) are fixedly connected with the bus bar copper bar (1) through the fixing screws (4); the insulating support column (2) comprises a core rod (21), and a first skirt edge (22) and a second skirt edge (23) which are distributed on the surface of the core rod (21), wherein the first skirt edge (22) and the second skirt edge (23) are sequentially distributed on the surface of the core rod (21) at intervals.
2. A laboratory partial discharge measurement apparatus according to claim 1, wherein: the two insulating support columns (2) are vertically and parallelly fixed on the base (3).
3. A laboratory partial discharge measurement apparatus according to claim 2, wherein: the distance between the two insulating support columns (2) is 24-28 cm.
4. A laboratory partial discharge measurement apparatus according to claim 1, wherein: the overall height of the insulating support column (2) is 81 cm.
5. A laboratory partial discharge measurement apparatus according to claim 1, wherein: the length of the first skirt (22) is greater than the length of the second skirt (23).
6. A laboratory partial discharge measurement apparatus according to any one of claims 1 to 5, wherein: the core rod (21) adopts an ERC acid-resistant and high-temperature-resistant core rod.
7. A laboratory partial discharge measurement apparatus according to any one of claims 1 to 5, wherein: the first skirt edge (22) and the second skirt edge (23) are both made of silica gel materials.
8. A laboratory partial discharge measurement apparatus according to any one of claims 1 to 5, wherein: the base (3) is made of plastic materials.
9. A laboratory partial discharge measurement apparatus according to any one of claims 1 to 5, wherein: the fixing screw (4) is made of resin materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920550279.9U CN210071988U (en) | 2019-04-22 | 2019-04-22 | Partial discharge measuring device for laboratory |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920550279.9U CN210071988U (en) | 2019-04-22 | 2019-04-22 | Partial discharge measuring device for laboratory |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210071988U true CN210071988U (en) | 2020-02-14 |
Family
ID=69438057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920550279.9U Expired - Fee Related CN210071988U (en) | 2019-04-22 | 2019-04-22 | Partial discharge measuring device for laboratory |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210071988U (en) |
-
2019
- 2019-04-22 CN CN201920550279.9U patent/CN210071988U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104391233B (en) | A kind of the air gap breakdown test platform and the air gap breakdown test method | |
| CN202002786U (en) | Instrument for testing deflection of bridge | |
| CN204855785U (en) | Ammeter impact property detects check table | |
| CN106124151A (en) | Extra-high voltage direct current single-column composite post insulator anti-seismic test device and test method thereof | |
| CN210071988U (en) | Partial discharge measuring device for laboratory | |
| CN203588519U (en) | Balance for physics teaching | |
| CN104075820A (en) | Automatic temperature measuring device of heat dissipation module | |
| CN204574983U (en) | A kind of center hole pick-up unit | |
| CN204043759U (en) | Liquid level sensor automatic testing equipment | |
| CN106707064B (en) | Winding radial pressure and frequency response relevance research platform and its experimental method | |
| CN106052997B (en) | Extra-high voltage direct current double-column coupling composite post insulator anti-seismic test device and test method thereof | |
| CN206223204U (en) | A kind of sensor automatic testing equipment | |
| CN216703177U (en) | Output power detection device of short wave therapeutic instrument | |
| CN212410761U (en) | Integrated testing arrangement of insulating material electrical strength and breakdown thickness | |
| CN203928967U (en) | A kind of altimeter gauge head | |
| CN209342773U (en) | A kind of mobile phone center resistance detection equipment | |
| CN209764951U (en) | Metamaterial electromagnetic property testing device | |
| CN203929698U (en) | A kind ofly simulate the test unit that silicone rubber composite bushing is aging | |
| CN216717226U (en) | Equipment for efficiently inspecting installation positions of conducting rod and contact base | |
| CN208704604U (en) | A kind of simple type depth pistion detection device | |
| CN209132377U (en) | High-voltage detecting device | |
| CN203849365U (en) | Insulated electrical appliance impact test detection device | |
| CN208432260U (en) | Leveling device | |
| CN218847901U (en) | Novel falling ball viscometer test device | |
| CN103901275A (en) | Pressure sensing type conductive ink resistance value tester |
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: 20200214 Termination date: 20210422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |