CN221007767U - Detection device for rapidly detecting cable delivery partial discharge withstand voltage test - Google Patents
Detection device for rapidly detecting cable delivery partial discharge withstand voltage test Download PDFInfo
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- CN221007767U CN221007767U CN202322673142.1U CN202322673142U CN221007767U CN 221007767 U CN221007767 U CN 221007767U CN 202322673142 U CN202322673142 U CN 202322673142U CN 221007767 U CN221007767 U CN 221007767U
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- cable
- partial discharge
- detection device
- connector
- withstand voltage
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- 238000012360 testing method Methods 0.000 title claims abstract description 25
- 238000001514 detection method Methods 0.000 title claims abstract description 23
- 239000002184 metal Substances 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009413 insulation Methods 0.000 description 4
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a detection device for rapidly detecting a factory partial discharge withstand voltage test of a cable, which comprises three connecting ends, high-voltage wires and cables, wherein the three connecting ends are connected in parallel, and the cables are respectively fixed on the connecting ends; the detection device has the advantages of rapidness, safety, reliability, multifunction, convenience in maintenance and the like, can be effectively used for a cable outgoing partial discharge pressure-resistant test, can simultaneously carry out three cables, reduces errors, improves accuracy, and enables the cable outgoing partial discharge pressure-resistant test to be carried out efficiently.
Description
Technical Field
The utility model relates to a detection device for rapidly detecting a cable delivery partial discharge withstand voltage test.
Background
With the rapid development of power grids and power utilization industry, the operation and maintenance of high-voltage cables by a power system are increasingly emphasized, and the state detection of the high-voltage cables is also becoming a research hot spot gradually. The distributed partial discharge detection is carried out while the high-voltage cable is subjected to the handover withstand voltage test, so that the distributed partial discharge detection is an effective test for judging the construction quality and the insulation quality of a cable system at present.
However, the existing detection device in the whole equipment can only test one cable, cannot detect two or more cables at the same time, and cannot enable the factory partial discharge withstand voltage test of the cable to be performed efficiently.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a detection device for rapidly detecting a cable outgoing partial discharge withstand voltage test.
The technical scheme adopted for solving the technical problems is as follows:
The utility model provides a quick detection cable outgoing partial discharge withstand voltage test's detection device, includes three link for three link parallelly connected high-voltage wire, and fix the cable on the link respectively, this link includes the insulating barrel that inside both ends all are equipped with the screw thread, connects at the high-voltage wire of insulating barrel one end through screw thread fixed mounting, and connects at the cable fixed joint of insulating barrel other end through screw thread fixed mounting, and the round hole has been seted up at the middle part.
Preferably, the high voltage wire connector is a metal high voltage wire connector.
Preferably, the high-voltage wire connector is provided with a high-voltage wire connector threaded end at one end facing the insulating cylinder, a wire core groove is formed in the middle of the high-voltage wire connector threaded end, and two high-voltage wire connecting grooves are formed in one outward end.
Preferably, the cable fixing joint is a porcelain insulating joint.
Preferably, the cable fixing connector is provided with a cable connector threaded end towards one end of the insulating cylinder, a screw hole is formed in the side of the other end of the cable fixing connector, and a stud for extruding and fixing the cable is assembled at a position corresponding to the screw hole.
Further, the screw hole is provided with more than one, and the winding cable fixing joints are distributed at equal intervals.
Further, the number of the studs is consistent with the number of the screw holes.
The utility model has the advantages that:
the detection device has the advantages of rapidness, safety, reliability, multifunction, convenience in maintenance and the like, can be effectively used for a cable outgoing partial discharge withstand voltage test, can simultaneously carry out three cables, reduces errors, improves accuracy, and enables the cable outgoing partial discharge withstand voltage test to be carried out efficiently;
the inside of the connecting end is provided with a threaded insulating cylinder body, and the high-voltage wire connector and the cable fixed connector are fixedly arranged through threads, so that firm connection is ensured, and potential safety hazards caused by looseness are avoided;
The high-voltage wire connector and the cable fixing connector are fixedly arranged by using the threads, so that the connector can be effectively prevented from loosening or falling off, and the reliability and stability of the device are improved;
the middle part of the cable fixing joint is provided with a round hole, so that the cable fixing joint can adapt to cables with different specifications and sizes, and has wider applicability;
Because the connecting end adopts screw thread fixed mounting, if need change high-voltage wire joint or cable fixed joint, only need dismantle corresponding threaded connection can, convenient maintenance and change part.
Drawings
FIG. 1 is a schematic structural diagram of a detection device for rapidly detecting a cable outgoing partial discharge withstand voltage test;
FIG. 2 is an exploded view of FIG. 1;
Fig. 3 is a cross-sectional view of fig. 1.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to limit the utility model, so that those skilled in the art may better understand the utility model and practice it.
Examples
Referring to fig. 1-3, a device for rapidly detecting a voltage withstand test of a factory partial discharge of a cable comprises three connection terminals 1, a high-voltage wire 2 connected in parallel to the three connection terminals 1, and a cable 3 respectively fixed on the connection terminals 1, wherein the connection terminals 1 comprise an insulation cylinder 11 with threads at both inner ends, a high-voltage wire connector 12 fixedly arranged at one end of the insulation cylinder 11 through threads, and a cable fixing connector 13 fixedly arranged at the other end of the insulation cylinder 11 through threads and provided with a round hole in the middle.
In this scheme, this detection device has advantages such as rapidity, security, reliability, multifunctionality and maintenance convenience, can be used for effectively that the cable leaves the factory and put withstand voltage test to can go on simultaneously with three cable, reduce the error, improve the rate of accuracy, make the cable leave the factory and put withstand voltage test can go on with high efficiency.
The high voltage lead connector 12 is a metal high voltage lead connector.
The high voltage wire connector 12 is provided with a high voltage wire connector threaded end 121 at one end facing the insulating cylinder 11, a wire core groove 122 is formed in the middle of the high voltage wire connector threaded end 121, and two high voltage wire connecting grooves 123 are formed at the outward end.
In this scheme, the one end that high voltage wire connects 12 towards insulating barrel 11 is provided with high voltage wire connects screw thread end 121, can carry out reliable screw thread fixed connection with insulating barrel 11, ensures firm in connection, reduces not hard up risk. The wire core groove 122 is formed in the middle of the threaded end 121 of the high-voltage wire connector, and can be used for fixing the wire core of the cable 3, preventing the wire core from loosening or falling off, and improving the connection reliability.
In addition, in this scheme, two high-voltage wire spread grooves 123 have been seted up to outside one end, can connect two high-voltage wires simultaneously, provide more connection options, adapt to different cable routing demands. Through thread fixing and sinle silk groove design, form firm electrical connection between high voltage wire connector 12 and the insulating barrel 11, can prevent effectively that the electric current from revealing and the risk of electrocuting, improve the security of using.
The cable fixing connector 13 is a porcelain insulating connector.
The cable fixing connector 13 is provided with a cable connector threaded end 131 at one end facing the insulating cylinder 11, a screw hole 132 is provided at the side of the other end of the cable fixing connector 13, and a stud 133 for pressing and fixing the cable 3 is fitted to a portion corresponding to the screw hole 132.
In this scheme, the cable joint screw thread end 131 is provided with to the one end of cable fixed joint 13 towards insulating barrel 11, can carry out reliable screw thread fixed connection with insulating barrel, ensures firm in connection, prevents not hard up or drop. Screw holes 132 are formed at the other end side of the cable fixing connector 13, and a stud 133 for pressing and fixing the cable is fitted. The fixing force of the cable can be flexibly adjusted by adjusting the depth of the stud, and the cable is suitable for different cable diameters and fixing requirements.
Furthermore, the cable fixing joint 13 can firmly fix the cable by using a combination mode of thread fixing and extrusion fixing, so that the risk of loosening or falling off of the cable is reduced, and the use safety is improved.
In the present embodiment, the screw hole 132 is provided with more than one, and the wire fixing tabs 13 are equally spaced.
In this embodiment, the number of studs 133 is identical to the number of screw holes 132.
The above-mentioned embodiments of the present utility model are not intended to limit the scope of the present utility model, and the embodiments of the present utility model are not limited thereto, and all kinds of modifications, substitutions or alterations made to the above-mentioned structures of the present utility model according to the above-mentioned general knowledge and conventional means of the art without departing from the basic technical ideas of the present utility model shall fall within the scope of the present utility model.
Claims (7)
1. The utility model provides a quick detection cable outgoing partial discharge withstand voltage test's detection device, includes three link for three link parallelly connected high-voltage wire, and fix the cable on the link respectively, its characterized in that, this link includes the insulating barrel that inside both ends all are equipped with the screw thread, through the high-voltage wire joint of screw thread fixed mounting at insulating barrel one end, and through the cable fixed joint of screw thread fixed mounting at insulating barrel other end, and the round hole has been seted up at the middle part.
2. The detection device for rapidly detecting a cable outgoing partial discharge withstand voltage test according to claim 1, wherein: the high voltage wire connector is a metal high voltage wire connector.
3. The detection device for rapidly detecting a cable outgoing partial discharge withstand voltage test according to claim 1, wherein: the high-voltage wire connector is provided with a high-voltage wire connector threaded end towards one end of the insulating cylinder, a wire core groove is formed in the middle of the high-voltage wire connector threaded end, and two high-voltage wire connecting grooves are formed in one outward end.
4. The detection device for rapidly detecting a cable outgoing partial discharge withstand voltage test according to claim 1, wherein: the cable fixing connector is a porcelain insulating connector.
5. The detection device for rapidly detecting a cable outgoing partial discharge withstand voltage test according to claim 1, wherein: the cable fixing connector is provided with a cable connector threaded end towards one end of the insulating cylinder, a screw hole is formed in the side of the other end of the cable fixing connector, and a stud for extruding and fixing a cable is assembled at a position corresponding to the screw hole.
6. The detection device for rapidly detecting the cable outgoing partial discharge withstand voltage test according to claim 5, wherein: the screw holes are provided with more than one, and the winding cable fixing joints are distributed at equal intervals.
7. The detection device for rapidly detecting the cable outgoing partial discharge withstand voltage test according to claim 5, wherein: the number of the studs is consistent with that of the screw holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322673142.1U CN221007767U (en) | 2023-09-28 | 2023-09-28 | Detection device for rapidly detecting cable delivery partial discharge withstand voltage test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322673142.1U CN221007767U (en) | 2023-09-28 | 2023-09-28 | Detection device for rapidly detecting cable delivery partial discharge withstand voltage test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221007767U true CN221007767U (en) | 2024-05-24 |
Family
ID=91115313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322673142.1U Active CN221007767U (en) | 2023-09-28 | 2023-09-28 | Detection device for rapidly detecting cable delivery partial discharge withstand voltage test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221007767U (en) |
-
2023
- 2023-09-28 CN CN202322673142.1U patent/CN221007767U/en active Active
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