CN208780779U - A kind of high-potting casing - Google Patents
A kind of high-potting casing Download PDFInfo
- Publication number
- CN208780779U CN208780779U CN201821446059.3U CN201821446059U CN208780779U CN 208780779 U CN208780779 U CN 208780779U CN 201821446059 U CN201821446059 U CN 201821446059U CN 208780779 U CN208780779 U CN 208780779U
- Authority
- CN
- China
- Prior art keywords
- conducting rod
- face
- terminal
- casing
- test
- 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
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- Testing Relating To Insulation (AREA)
Abstract
The utility model provides a kind of high-potting casing, including equipment casing and conducting rod, the equipment casing is ladder-like column structure, its two side ends is respectively first end face and second end face, the diameter of the first end face is greater than second end face, the central axes of the second end face are equipped with threaded mounting hole, the threaded mounting hole is used to be adapted to connection with one end of conducting rod, the other end of the conducting rod is equipped with high voltage power supply and applies point, the conducting rod is for being inserted into test terminal, terminal fixed jack is additionally provided on the conducting rod, conducting rod and test terminal are fixedly connected after being used in conducting rod insertion test terminal by bolt by the terminal fixed jack, the conducting rod and equipment casing are equipped with outer surface compatible with test terminal inner surface, the conducting rod is process using brass.
Description
Technical field
The utility model relates to a kind of insulation protection devices that high voltage electric equipment carries out insulation pressure test, especially relate to
And a kind of high-potting casing.
Background technique
Switchgear is widely used in the industries such as power plant, petroleum, chemical industry, metallurgy, weaving, skyscraper, as transmitting electricity, match
Electricity and electric energy conversion are used.The test of high-voltage isulation ac voltage withstanding is carried out to high voltage electric equipments such as switchgears, is to measure high-voltage electricity
Gas equipment is with the presence or absence of electrical insulation properties failure and the important evidence of electrical safety hidden danger.
The electrical equipments such as switchgear and existing switchgear used in newly-built transmission of electricity domestic at present, distribution project are according to new
42KV pressure resistance standard when carrying out insulation voltage-withstand test, because ac high-voltage is applied directly to test lead, reach 35KV or more in voltage
When live end can occur to switchgear and test lead terminals of adjacent electric discharge phenomena, with the raising of voltage, electric discharge scene sharply increases
Greatly, significant damage is formed to switchgear and tester.The utility model provides a kind of high-potting casing thus, solves
When existing switchgear carries out the test of 42KV standard commissioning test ac voltage withstanding, high pressure is discharged switchgear metal shell or three phase terminals
The technical problem that son mutually discharges because spacing is small.
Utility model content
The utility model provides a kind of high-potting casing, which is passed through using import new insulation material
Special process multi-injection is combined, and combines conducting rod Combination Design, meets output voltage and reaches 15-35KV grade
630A casing uses, and electricity function index can reach ac voltage withstanding 65kV/ 5min, lightning impulse voltage 125kV, to subject
Product carry out Insulation test, and the high-tension switch cabinet for solving existing 10KV grade carries out the test of 42KV standard commissioning test ac voltage withstanding
When, high pressure is discharged switchgear metal shell or the technical problem mutually discharged because spacing is small of three-phase terminal.
The technical solution of the utility model is:
A kind of high-potting casing, including equipment casing and conducting rod, the equipment casing are ladder-like column structure,
Two side ends are respectively first end face and second end face, and the diameter of the first end face is greater than second end face, the second end face
Central axes are equipped with threaded mounting hole, and the threaded mounting hole is used to be adapted to connection with one end of conducting rod, the conducting rod
The other end is equipped with high voltage power supply and applies point, and the conducting rod is additionally provided with terminal on the conducting rod for being inserted into test terminal
Fixed jack, the terminal fixed jack are used for after conducting rod is inserted into test terminal by bolt that conducting rod and test is whole
End is fixedly connected, and the conducting rod and equipment casing are equipped with outer surface compatible with test terminal inner surface.
The conducting rod is used to be finished using the excellent high brass of conductive characteristic, and resistivity is low, electric conductivity
It is good.
For convenience of the connection of test terminal and equipment casing, the ladder where equipment casing second end face is designed to taper
Structure.
The bolt is made of high-strength metal material, in the terminal fixed jack for being inserted on guide rod, to prevent
Test terminal skids off automatically.
The utility model includes equipment casing, conducting rod, bolt, lubricating grease, moistening cleaning tissue.Wherein conducting rod and equipment casing
It is threadedly coupled, conducting rod is inserted into test terminal, and the test terminal conical surface and the equipment casing conical surface must uniformly smear lubricating grease again
It will be connected after its left-right rotation, and in the terminal fixed jack of bolt insertion conducting rod end, prevent terminal from skidding off automatically.
Innovation new and high technology can be used in the equipment casing of the utility model, using import new insulation material through special process
The casing that multi-injection is combined has excellent high insulating property.
The lubricating grease is the grease-like semisolid of stiff, for the casing conical surface and terminal conical surface perfect lubrication and well
Contact, because closed negative pressure appearance leads to not smoothly take out when preventing from dismounting.
The beneficial effects of the utility model are:
1, high-potting casing is combined using import new insulation material through special process multi-injection, is had excellent
Insulation performance.And combine conducting rod Combination Design, safe operation.
2, meet the 630A casing use that output voltage reaches 15-35KV grade.
3, electricity function index can reach ac voltage withstanding 65kV/ 5min, lightning impulse voltage 125kV.
Detailed description of the invention
Fig. 1 is the utility model structure chart；
Fig. 2 is the utility model installation diagram；
Wherein 1 equipment casing, 2 conducting rods, 3 terminal fixed jacks, 4 high voltage power supplies apply point, 5 test terminals, 6 terminals
Ground line.
Specific embodiment
As shown in Figs. 1-2, a kind of high-potting casing, including equipment casing (1) and conducting rod (2), the equipment casing
(1) be ladder-like column structure, one end of the equipment casing (1) is equipped with threaded mounting hole, the threaded mounting hole be used for
One end of conducting rod (2) is adapted to connection, and the other end of the conducting rod (2) is equipped with high voltage power supply and applies point (4), the high-voltage electricity
Source applies and applies AC high voltage to conducting rod (2) after point (4) are used in conducting rod (2) insertion test terminal (5).
The two sides of the equipment casing (1) are respectively first end face and second end face, and the diameter of the first end face is greater than
Second end face, the threaded mounting hole are set on the central axes of second end face.
The conducting rod (2) is equipped with terminal fixed jack (3), and the terminal fixed jack (3) is used in conducting rod (2)
Conducting rod (2) and test terminal (5) are fixedly connected by bolt after in insertion test terminal (5).
The conducting rod (2) is process using brass.
The test terminal (5) is equipped with inner surface compatible with conducting rod (2) and equipment casing (1) outer surface.Specifically
, for convenience of the connection of test terminal (5) and equipment casing (1), the ladder where equipment casing (1) second end face is designed to
Pyramidal structure.
The bolt is made of high-strength metal material, in the terminal fixed jack (3) for being inserted on guide rod, to prevent
Only test terminal (5) skids off automatically.
In specific implementation, the installation steps of the utility model include:
Step 1: determining that equipment casing (1) is not charged, it is not charged to test confirmation with grounding rod before installation；
Step 2: cleaning and lubricating utensil casing (1) surface and test terminal (5) inner conical surface, lubricating grease must be smeared
It is even；
Step 3: conducting rod (2) screw thread being rotated clockwise into equipment casing (1), is firmly installed, contact is good；
Step 4: test terminal (5) being inserted on conducting rod (2), and left-right rotation is once, moisten equipment casing (1) conical surface
Consistent lubricant and test terminal (5) conical surface perfect lubrication and contact；
Step 5: by the terminal fixed jack (3) of bolt insertion guide rod end, preventing test terminal (5) from skidding off automatically；
Step 6: the middle sight ground line (6) of test terminal is connected with equipment ground point.
Test terminal installs, and can connect ac high voltage source in conducting rod end and be tested, specific test rule
Journey is shown in equipment test requirement.
Demounting procedure:
Step 1: determining that equipment casing (1) is not charged；
Step 2: test terminal ground line (6) is dismantled and separated from device systems grounding point；
Step 3: extracting bolt, rear pull terminal (5) finally unloads conducting rod (2).
Lubricating grease used in above-mentioned steps is the grease-like semisolid of stiff, complete for the casing conical surface and the terminal conical surface
Lubrication and good contact, because closed negative pressure appearance leads to not smoothly take out when preventing from dismounting.
Claims (1)
1. a kind of high-potting casing, which is characterized in that including equipment casing (1) and conducting rod (2), the equipment casing (1)
For ladder-like column structure, two side ends are respectively first end face and second end face, and the diameter of the first end face is greater than second
End face, the central axes of the second end face are equipped with threaded mounting hole, and the threaded mounting hole is for one end with conducting rod (2)
Adaptation connection, the other end of the conducting rod (2) are equipped with high voltage power supply and apply point (4), and the conducting rod (2) is for being inserted into test
It in terminal (5), is additionally provided with terminal fixed jack (3) on the conducting rod (2), the terminal fixed jack (3) is used in conduction
Conducting rod (2) and test terminal (5) are fixedly connected by bolt after in bar (2) insertion test terminal (5), the conduction
Bar (2) and equipment casing (1) are equipped with outer surface compatible with test terminal (5) inner surface, and the conducting rod (2) uses brass
It is process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821446059.3U CN208780779U (en) | 2018-09-05 | 2018-09-05 | A kind of high-potting casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821446059.3U CN208780779U (en) | 2018-09-05 | 2018-09-05 | A kind of high-potting casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208780779U true CN208780779U (en) | 2019-04-23 |
Family
ID=66159712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821446059.3U Expired - Fee Related CN208780779U (en) | 2018-09-05 | 2018-09-05 | A kind of high-potting casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208780779U (en) |
-
2018
- 2018-09-05 CN CN201821446059.3U patent/CN208780779U/en not_active Expired - Fee Related
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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: 20190423 Termination date: 20200905 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |