CN221303545U - High-voltage connector test tool - Google Patents
High-voltage connector test tool Download PDFInfo
- Publication number
- CN221303545U CN221303545U CN202323055711.2U CN202323055711U CN221303545U CN 221303545 U CN221303545 U CN 221303545U CN 202323055711 U CN202323055711 U CN 202323055711U CN 221303545 U CN221303545 U CN 221303545U
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- China
- Prior art keywords
- voltage connector
- tank body
- valve
- high voltage
- test fixture
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- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 55
- 238000009434 installation Methods 0.000 claims description 9
- 229910018503 SF6 Inorganic materials 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 7
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 claims description 7
- 229960000909 sulfur hexafluoride Drugs 0.000 claims description 7
- 238000009422 external insulation Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract description 3
- 238000011056 performance test Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
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Abstract
The application discloses a high-voltage connector test fixture, which comprises a tank body, a valve and a shielding cap, wherein a first mounting opening is formed in the tank body and used for mounting a high-voltage connector on the tank body and enabling the high-voltage connector to extend into the tank body for testing, the valve is arranged on the tank body and used for vacuumizing the tank body through the valve and injecting insulating gas into the tank body, the shielding cap is used for being mounted at the end part of the high-voltage connector extending into the tank body for testing, the shielding cap is mounted at the high-voltage end of the high-voltage connector, the high-voltage connector is mounted on the tank body and extends into the tank body, air in the tank body is pumped out through the valve, insulating gas is filled into the tank body, and because the insulating gas has good insulation and arc extinguishing properties, the shielding cap can avoid tip discharge of the high-voltage connector and can perform electrical property test on the high-voltage connector with a short external insulation creepage distance.
Description
Technical Field
The application relates to the technical field of cable accessories, in particular to a high-voltage connector test tool.
Background
The external insulation creepage distance refers to the length or distance that the insulation surface stretches between the high voltage end and the ground end in the power system. It is affected by a number of factors including voltage class, environmental conditions, pollution level, altitude, etc. The external insulation creepage distance meets the standard requirement value, and the cable accessory can directly perform an electrical performance test. However, if the external insulation creepage distance does not meet the minimum safe distance requirement and is exposed to the space for relevant tests, creepage and breakdown faults may occur.
Disclosure of utility model
The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a high-voltage connector test tool which can solve the problems that creepage and breakdown possibly occur in the existing electrical performance test.
According to an embodiment of the application, a high-voltage connector test tool comprises:
The high-voltage connector can be inserted into the tank body for testing;
A valve provided on the can body for evacuating the can body through the valve and injecting an insulating gas into the can body;
and the shielding cap is used for being installed at the end part of the high-voltage connector which stretches into the tank body for testing.
The high-voltage connector test tool provided by the embodiment of the application has at least the following beneficial effects:
Install the shielding cap on high voltage connector, high voltage connector installs on the jar body and stretches into jar body, and the air in with jar body is taken out through the valve, fills insulating gas to jar internal, when carrying out electric performance test to high voltage connector, because insulating gas has good insulation and arc extinguishing performance, avoids taking place the creepage trouble, and the shielding cap can avoid high voltage connector to take place point discharge.
According to some embodiments of the application, the high-voltage connector comprises a first sealing plate and a first sealing ring, wherein the first sealing plate is installed on the first installation opening, the first sealing ring is arranged at the joint of the first sealing plate and the first installation opening, a first through hole is formed in the first sealing plate, and the high-voltage connector penetrates through the first through hole.
According to some embodiments of the application, the tank is provided with pressure detection means for detecting the air pressure inside the tank.
According to some embodiments of the application, a second mounting port is provided on the tank, and the pressure detecting device is mounted on the second mounting port.
According to some embodiments of the application, the pressure detecting device further comprises a second sealing plate and a second sealing ring, wherein the second sealing plate is installed on the second installation opening, the second sealing ring is arranged at the joint of the second sealing plate and the second installation opening, a second through hole is formed in the second sealing plate, and the pressure detecting device is installed on the second through hole.
According to some embodiments of the application, a third through hole is provided on the second sealing plate, and the valve is mounted on the third through hole.
According to some embodiments of the application, the pressure detecting device is a pressure gauge.
According to some embodiments of the application, the tank further comprises a base, a pulley is arranged at the bottom of the base, and the tank is mounted on the base.
Additional aspects and advantages of the application will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the application.
Drawings
The application is further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a cross-sectional view of a high voltage connector test fixture according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a high voltage connector test fixture according to an embodiment of the present application;
fig. 3 is a cross-sectional view of a shield cap according to an embodiment of the present application.
Reference numerals:
The can 100, the first mounting port 110, the first sealing plate 120, the first sealing ring 130, the second mounting port 140, the second sealing plate 150, the second sealing ring 160, the third sealing ring 170,
High voltage connector 200,
Valve 300,
A shielding cap 400,
A pressure detecting device 500,
A base 600,
Pulley 700.
Detailed Description
Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the application.
In the description of the present application, it should be understood that the direction or positional relationship indicated with respect to the description of the orientation, such as up, down, etc., is based on the direction or positional relationship shown in the drawings, is merely for convenience of describing the present application and simplifying the description, and does not indicate or imply that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application.
In the description of the present application, plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present application, unless explicitly defined otherwise, terms such as arrangement, installation, electrical connection, etc. should be construed broadly and the specific meaning of the terms in the present application can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
A high voltage connector test fixture according to an embodiment of the present application is described below with reference to fig. 1 to 3.
According to an embodiment of the application, as shown in fig. 1, a high-voltage connector test fixture includes: the high-voltage connector 200 is arranged on the tank body 100, a first mounting opening 110 is formed in the tank body 100 and used for mounting the high-voltage connector 200 on the tank body 100, the high-voltage connector 200 can extend into the tank body 100 for testing, the valve 300 is arranged on the tank body 100 and used for vacuumizing the tank body 100 through the valve 300, and insulating gas is injected into the tank body 100 and used for being mounted at the end part of the high-voltage connector 200 extending into the tank body 100 for testing. The insulating gas is sulfur hexafluoride gas.
In this embodiment, the shielding cap 400 is installed at the high-voltage end of the high-voltage connector 200, the high-voltage connector 200 is installed on the can body 100 and extends into the can body 100, the air in the can body 100 is pumped out through the valve 300, insulating gas is filled into the can body 100, and the shielding cap 400 can avoid the high-voltage connector 200 from generating tip discharge due to good insulating and arc extinguishing properties and avoid creepage faults, so that an electrical performance test can be performed on the high-voltage connector 200 with a short external insulating creepage distance.
It should be noted that, because the minimum safety distances corresponding to different air pressures are different, in different application scenarios, the actual minimum safety distances need to be considered, so as to ensure that the inner diameter of the tank body 100 is larger than the minimum safety distances.
It will be appreciated that the shield cap 400 is fixed to the high voltage end of the high voltage connector 200 by a set screw, and as shown in fig. 3, the shield cap 400 has a spherical shape at the end, and the shield cap 400 can prevent the tip discharge.
In an embodiment of the present application, as shown in fig. 1, the sealing device further includes a first sealing plate 120 and a first sealing ring 130, wherein the first sealing plate 120 is installed on the first installation opening 110, the first sealing ring 130 is disposed at a junction between the first sealing plate 120 and the first installation opening 110, a first through hole is disposed on the first sealing plate 120, and the high-voltage connector 200 is disposed through the first through hole.
In this embodiment, a first sealing groove is provided at the junction between the first sealing plate 120 and the first mounting port 110, a first sealing ring 130 is provided in the first sealing groove, so as to ensure the air tightness of the can 100, the first sealing plate 120 is mounted on the first mounting port 110 by screws, and the high-voltage connector 200 is mounted on the first sealing plate 120.
It should be noted that, a third sealing ring is disposed between the high-voltage connector 200 and the first through hole, so as to ensure the air tightness of the can 100.
In an embodiment of the present application, as shown in fig. 2, a pressure detecting device 500 is installed on the can 100 for detecting the air pressure in the can 100.
In this embodiment, because the tank 100 needs to be vacuumized, and then sulfur hexafluoride gas is injected into the tank 100, the pressure detection device 500 is used to detect the air pressure in the tank 100, so as to facilitate grasping the process of vacuuming and injecting sulfur hexafluoride gas, and the pressure detection device 500 is also used to monitor whether the sulfur hexafluoride gas in the tank 100 leaks.
It is understood that the pressure detecting device 500 is a pressure gauge, and can display pressure values in real time, and other air pressure sensors can be used.
In an embodiment of the present application, as shown in fig. 1, the tank body 100 further includes a second sealing plate 150 and a second sealing ring 160, a second mounting opening 140 is provided on the tank body 100, the second sealing plate 150 is mounted on the second mounting opening 140, a second sealing groove is provided at a junction between the second sealing plate 150 and the second mounting opening 140, the second sealing ring 160 is disposed in the second sealing groove, a second through hole is provided on the second sealing plate 150, and the pressure detecting device 500 is mounted on the second through hole.
In this embodiment, as shown in fig. 2, the pressure monitoring device is mounted on the tank body 100 through the second sealing plate 150, and the second sealing ring 160 is disposed at the joint of the second sealing plate 150 and the second mounting port 140, so that the sealing performance is good.
In an embodiment of the present application, as shown in fig. 1, a third through hole is provided on the second sealing plate 150, and the valve 300 is installed on the third through hole.
It should be noted that, the valve 300 is a one-way valve, and the tank 100 may be vacuumized, sulfur hexafluoride gas may be injected, and sulfur hexafluoride gas may be recovered through the one-way valve.
In an embodiment of the present application, as shown in fig. 1 to 2, the tank body 100 is mounted on the base 600, and further comprises the base 600, wherein four pulleys 700 are provided at the bottom of the base 600.
In this embodiment, the can body 100 is mounted on the base 600, and the position of the can body 100 can be moved by the base 600, so that the use is convenient.
The embodiments of the present application have been described in detail with reference to the accompanying drawings, but the present application is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present application.
Claims (10)
1. High voltage connector test fixture, its characterized in that includes:
The high-voltage connector comprises a tank body (100), wherein a first mounting port (110) is formed in the tank body (100) and is used for mounting the high-voltage connector (200) on the tank body (100) and enabling the high-voltage connector (200) to extend into the tank body (100) for testing;
a valve (300), the valve (300) being provided on the tank (100) for evacuating the tank (100) through the valve (300) and injecting an insulating gas into the tank (100);
a shield cap (400) for mounting on the end of the high voltage connector (200) that extends into the can (100) for testing.
2. The high voltage connector test fixture of claim 1, wherein: still include first closing plate (120) and first sealing washer (130), first closing plate (120) are installed on first mounting port (110), first sealing washer (130) set up first closing plate (120) with the department of meeting of first mounting port (110), be provided with first through-hole on first closing plate (120), high-voltage connector (200) are worn to locate on the first through-hole.
3. The high voltage connector test fixture of claim 1, wherein: the tank body (100) is provided with a pressure detection device (500) for detecting the air pressure in the tank body (100).
4. The high voltage connector test fixture of claim 3, wherein: the tank body (100) is provided with a second mounting port (140), and the pressure detection device (500) is mounted on the second mounting port (140).
5. The high voltage connector test fixture of claim 4, wherein: the sealing device further comprises a second sealing plate (150) and a second sealing ring (160), wherein the second sealing plate (150) is installed on the second installation opening (140), the second sealing ring (160) is arranged at the joint of the second sealing plate (150) and the second installation opening (140), a second through hole is formed in the second sealing plate (150), and the pressure detection device (500) is installed on the second through hole.
6. The high voltage connector test fixture of claim 5, wherein: the second sealing plate (150) is provided with a third through hole, and the valve (300) is installed on the third through hole.
7. The high voltage connector test fixture of claim 3, wherein: the pressure detection device (500) is a pressure gauge.
8. The high voltage connector test fixture of claim 1, wherein: the novel tank is characterized by further comprising a base (600), wherein a pulley (700) is arranged at the bottom of the base (600), and the tank body (100) is installed on the base (600).
9. The high voltage connector test fixture of claim 1, wherein: the valve (300) is a one-way valve.
10. The high voltage connector test fixture of claim 1, wherein: the insulating gas is sulfur hexafluoride gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323055711.2U CN221303545U (en) | 2023-11-13 | 2023-11-13 | High-voltage connector test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323055711.2U CN221303545U (en) | 2023-11-13 | 2023-11-13 | High-voltage connector test tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221303545U true CN221303545U (en) | 2024-07-09 |
Family
ID=91752142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323055711.2U Active CN221303545U (en) | 2023-11-13 | 2023-11-13 | High-voltage connector test tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221303545U (en) |
-
2023
- 2023-11-13 CN CN202323055711.2U patent/CN221303545U/en active Active
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