CN215116436U - High-pressure water resistor - Google Patents
High-pressure water resistor Download PDFInfo
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- CN215116436U CN215116436U CN202120825936.3U CN202120825936U CN215116436U CN 215116436 U CN215116436 U CN 215116436U CN 202120825936 U CN202120825936 U CN 202120825936U CN 215116436 U CN215116436 U CN 215116436U
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- pressure water
- salt solution
- metal
- water resistance
- bottom plate
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Abstract
The utility model relates to a high pressure water resistance especially relates to high pressure water resistance for the discharge operation, belongs to electrical apparatus and detects technical field. The utility model discloses the primary structure includes: the device comprises an end cover (1), a metal conducting rod (2), an insulating cylinder (3), a metal bottom plate (4), foundation bolts (5) and a salt solution (6). High-pressure water resistance pass through metal conducting rod and metal bottom plate formation water resistance two poles of the earth, switch on the two poles of the earth of water resistance through the salt solution, simple structure, low in production cost, and can obtain the resistance value of different grades through adjusting salt solution concentration, withstand voltage is high, be applicable to the discharge operation after the test station carries out the capacitive test, and other high-pressure occasions that require not high to the resistance precision.
Description
Technical Field
The utility model relates to a high pressure water resistance especially relates to high pressure water resistance for the discharge operation.
Background
When the high-voltage detection station performs a capacitive current switching test, a test loop contains a large number of capacitor banks as loads, the capacitors are used as energy storage elements, and after the test, two ends of the capacitors are charged, so that the capacitors must be discharged firstly when the next test is performed. The high-voltage capacitive current test voltage is usually 12 kV-40.5 kV, so the voltage at two ends of the capacitor bank after the test usually reaches dozens of kilovolts, and the discharge is carried out through a high-voltage large resistor.
High voltage resistor commonly used is comparatively accurate usually, and the structure is more complicated, is applicable to and uses as measurement or load, the utility model designs a water resistance, simple structure, low in production cost, withstand voltage is high, is applicable to very much the operation of discharging.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple structure's high pressure water resistance of usefulness of discharging.
In order to achieve the above object, the utility model provides a high pressure water resistance to adopt following technical scheme:
a high-pressure water resistor mainly structurally comprises: an insulating cylinder, end cover, metal bottom plate, metal conducting rod, rag bolt, salt solution, its characterized in that: the insulating cylinder is clamped on the metal bottom plate and is sealed by using sealant; fixing a metal bottom plate on the horizontal ground by using foundation bolts, and injecting a salt solution with a certain concentration into the insulating cylinder; and screwing the metal conducting rod into the end cover through threads, and covering the end cover on the insulating cylinder so that the metal conducting rod extends into the salt solution.
High-pressure water resistance pass through metal conducting rod and metal bottom plate formation water resistance two poles of the earth, switch on the two poles of the earth of water resistance through the salt solution, simple structure, low in production cost, and adjust the resistance value that salt solution concentration can obtain different grades, withstand voltage is high, be applicable to the testing station and carry out the discharge after the capacitive test and use, and other high-pressure occasions that require not high to the resistance precision.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic diagram of a high pressure water resistor according to the present invention.
In the figure, 1 is an end cap, 2 is a metal conductive rod, 3 is an insulating cylinder, 4 is a metal bottom plate, 5 is a foundation bolt, and 6 is a salt solution.
Detailed Description
As shown in fig. 1, the high pressure water resistor of the present invention has a main structure including: the structure comprises an end cover 1, a metal conducting rod 2, an insulating cylinder 3, a metal bottom plate 4, foundation bolts 5 and a salt solution 6.
The insulating cylinder 3 is clamped on the metal bottom plate 4 and sealed by sealant; fixing a metal bottom plate on the horizontal ground by using foundation bolts 5, and injecting a salt solution 6 with a certain concentration into the insulating cylinder 3; screwing the metal conducting rod 2 into the center of the end cover 1 through threads; the end cap 1 is placed on the insulating cylinder 3 such that the metal conducting rod 2 extends into the salt solution 6.
The metal conducting rod 2 and the metal bottom plate 4 form two poles of a high-pressure water resistor, and the salt solution 6 conducts the two poles of the high-pressure water resistor.
When high pressure water resistance use and carry out the discharge operation in capacitive test, concrete implementation method as follows:
firstly, fixing a high-pressure water resistor at the tail end of a load side of a test loop capacitor bank;
secondly, connecting the tail end of the load side to a metal conducting rod 2 of a water resistor through a switch by using a conducting wire;
thirdly, connecting a grounding wire of a laboratory to a foundation bolt 5 of a water resistor;
fourthly, after completing the capacitive current switching test, the switch is switched on to enable the residual load on the capacitor bank to flow to a grounding loop of the test room through the high-pressure water resistor.
Claims (2)
1. A high-pressure water resistor comprising: an insulating cylinder, end cover, metal bottom plate, metal conducting rod, rag bolt, salt solution, its characterized in that: the insulating cylinder is clamped on the metal bottom plate and is sealed by sealant; fixing a metal bottom plate on the horizontal ground by using foundation bolts, and injecting a salt solution with a certain concentration into the insulating cylinder; and screwing the metal conducting rod into the end cover through threads, and covering the end cover on the insulating cylinder so that the metal conducting rod extends into the salt solution.
2. The high pressure water resistor as claimed in claim 1, wherein the metal conductive rods and the metal base plate constitute both poles of the high pressure water resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120825936.3U CN215116436U (en) | 2021-04-22 | 2021-04-22 | High-pressure water resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120825936.3U CN215116436U (en) | 2021-04-22 | 2021-04-22 | High-pressure water resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215116436U true CN215116436U (en) | 2021-12-10 |
Family
ID=79267378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120825936.3U Active CN215116436U (en) | 2021-04-22 | 2021-04-22 | High-pressure water resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215116436U (en) |
-
2021
- 2021-04-22 CN CN202120825936.3U patent/CN215116436U/en active Active
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