CN201352240Y - Electric element test device in gas-filled cabinet - Google Patents
Electric element test device in gas-filled cabinet Download PDFInfo
- Publication number
- CN201352240Y CN201352240Y CNU2009200104024U CN200920010402U CN201352240Y CN 201352240 Y CN201352240 Y CN 201352240Y CN U2009200104024 U CNU2009200104024 U CN U2009200104024U CN 200920010402 U CN200920010402 U CN 200920010402U CN 201352240 Y CN201352240 Y CN 201352240Y
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- test
- box body
- electric element
- casing
- test device
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- Expired - Fee Related
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Abstract
The utility model relates to an electric element test device in gas-filled cabinet, which comprises a box body, and is characterized in that the box body is a seal box, and an air inlet and an air outlet which are controlled by a control valve are arranged on the wall of the box body, the upper portion of the box body is provided with a sealed high-voltage insulating terminal whose one end extends outside the box body, and the lower portion thereof is provided with a grounded low-voltage insulating terminal. The utility model is characterized in that the electric element test device can simultaneously test each performance index for one or a plurality of products totally according to national standard or I E C standard, and has high test accuracy, reliability and test efficiency. The box body is grounded and has zero potential in the whole test process, which can guarantee safe test, and can observe from outside to inside in a certain distance range, the assembly and disassembly of electric elements are convenient, and the electric element test device can meet the requirements of verification of products in batch production and various research-based tests in the process of developing new products, and is particularly suitable for each test in the aspect of insulating property.
Description
Technical field
The utility model designs a kind of electrical equipment test unit, effectively reaches the device of tests such as reliable insulating property, error, excitation property under the actual environment for use of simulation especially for electrical equipments such as the mutual inductor in the SF6 inflatable switch cubicle, insulating part, lightning arresters.
Background technology
At present, be used for the electrical equipments such as mutual inductor, lightning arrester, insulating part of SF6 inflating switch cabinet, before the product export and the trial-production R﹠D process mostly do not have condition to carry out comprehensive electric insulation test.Existing testing equipment is only suitable to be verified a certain single datum of product, and once can only verify a product, can't carry out the batch checking, inefficiency, and experimental performance is low, can't guarantee the reliability that product uses, and test figure is not accurate enough.
Summary of the invention
The purpose of this utility model is to provide a kind of electrical equipment test unit that is used for inflating cabinet, and this device can be simulated actual motion environment, efficient height, dependable performance, can be carried out bulge test.
Technical solution of the present utility model is: a kind of electrical equipment test unit that is used for inflating cabinet, comprise casing, it is characterized in that casing is a seal box, box body wall is provided with air intake opening and the exhausr port by operation valve control, casing top is provided with an end and stretches out the outer sealed high pressure insulated terminal of case, and the bottom is provided with the low-voltage insulation terminal of ground connection.
Casing top is provided with 2 one ends at least and stretches out the outer sealed high pressure insulated terminal of case, in the corresponding setting with it of low-voltage terminal of lower box.
Described seal case is provided with view window.
Can be provided with lighting device in the seal case.
This practical test unit that newly provides can be simulated the actual application environment or the condition of electrical equipment, electric elements are mutual inductor, lightning arrester, insulator, insulating sleeve etc., the high and low pressure insulator that is provided with on the casing preferably keeps certain spacing, both the High-Voltage Insulation terminal was located at the top of casing, the low-voltage insulation terminal is located at the bottom of casing, the quantity of high and low pressure insulator can be determined according to the needs of single test electric elements, be generally 2-6, realize electrical equipment is carried out bulge test.Electrical equipment is placed in the casing, and the high-pressure side of electrical equipment is connected with the High-Voltage Insulation terminal of test unit, and the High-Voltage Insulation terminal provides the equipment of test condition to be connected with outside.Low pressure end is connected with the low-voltage insulation terminal of test unit, and the outside and the earth potential of low-voltage insulation terminal link.Technical requirement according to simulation electrical equipment environment for use can charge into a certain amount of SF6 gas or other gas, and reach certain atmospheric pressure value in casing, therefore requiring casing is seal box, and is provided with air inlet and exhaust and gas recovery operation valve.Casing itself is connected with electric nothing, and ground connection also is in ground (zero) potential state.The quantity of view window can be provided with according to actual needs on the casing, watches inner case by view window.For the ease of observing, be provided with lighting device in the seal case.
Characteristics of the present utility model are: can be simultaneously one or several products be carried out the test of every performance index according to GB or IEC standard fully, test accuracy, reliability and test efficiency height, casing ground connection is zero potential in entire test, but warranty test safety, and can in the certain distance scope, observe from outside to inside, electrical equipment easy to loading and unloading, can satisfy the product of producing in batches is verified every test with the needs, particularly insulating property aspect of every investigation test of new-product development process.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing:
As shown in the figure, the electrical equipment test unit that the utility model provides is used for elements such as mutual inductor, lightning arrester, insulator, insulating sleeve are carried out every performance test, its seal case 9 is to be made by the material of certain physical strength (metal or other material), generally be without dissection, according to circumstances also can make with dissection, the one sidewall be provided with can opening and closing sealed container door 2, by handwheel 7 it is connected with box sealing.The casing top is provided with an end and stretches out the outer sealed high pressure insulated terminal 3 of casing, and present embodiment is provided with 3, is not limited to 3.Lower box is provided with the low-voltage insulation terminal 6 of ground connection, and quantity is set can be corresponding with HV Terminal.Bottom half is provided with the operation valve 1 of exhausr port and connection.Wall box is provided with air intake opening and the operation valve 5 that is connected, rain glass 10, and this air intake opening also can be used as the exhausr port that reclaims gas, and a special gas recovery mouth perhaps is set, and is used for recovery test gas to gas tank.Present embodiment is provided with 2 view windows 4 at seal case door and top, is provided with illuminating lamp 8 in the casing, is provided with one or more according to the size of casing.
Process of the test of the present utility model: select SF6 inflating switch cabinet mutual inductor, will be arranged in the casing, its HV Terminal is connected with test unit High-Voltage Insulation terminal, and low-voltage terminal is connected with the low-voltage insulation terminal of test unit ground connection.Close chamber door, be sealing state in the casing, charge into a certain amount of SF6 gas and reach certain atmospheric pressure value, keep constant constant,, reach actual motion state, the environment of analog equipment, obtain every results of property by the external unit pressurization by technical requirement.In the test, casing itself does not have electrical connection, is in the zero potential state, and process of the test can be watched inner case by view window.
Claims (4)
1, a kind of electrical equipment test unit that is used for inflating cabinet, comprise casing, it is characterized in that casing is a seal box, box body wall is provided with air intake opening and the exhausr port by operation valve control, casing top is provided with an end and stretches out the outer sealed high pressure insulated terminal of case, and the bottom is provided with the low-voltage insulation terminal of ground connection.
2, the electrical equipment test unit that is used for inflating cabinet according to claim 1 is characterized in that casing top is provided with 2 one ends at least and stretches out the outer sealed high pressure insulated terminal of case, the corresponding setting with it of the low-voltage terminal of lower box.
3, the electrical equipment test unit that is used for inflating cabinet according to claim 1 is characterized in that described seal case is provided with view window.
4, the electrical equipment test unit that is used for inflating cabinet according to claim 1 is characterized in that being provided with in the seal case lighting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200104024U CN201352240Y (en) | 2009-01-24 | 2009-01-24 | Electric element test device in gas-filled cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200104024U CN201352240Y (en) | 2009-01-24 | 2009-01-24 | Electric element test device in gas-filled cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201352240Y true CN201352240Y (en) | 2009-11-25 |
Family
ID=41375628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200104024U Expired - Fee Related CN201352240Y (en) | 2009-01-24 | 2009-01-24 | Electric element test device in gas-filled cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201352240Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907761A (en) * | 2017-11-03 | 2018-04-13 | 北京空间技术研制试验中心 | Test method for the component of spacecraft |
| CN109061404A (en) * | 2018-06-25 | 2018-12-21 | 国网湖南省电力有限公司 | Internal clearance lightning arrester discharge pipe is along face ablation test device and test method |
| CN109212405A (en) * | 2018-09-10 | 2019-01-15 | 河北工程大学 | Constant pressure electrical signal detection chamber |
-
2009
- 2009-01-24 CN CNU2009200104024U patent/CN201352240Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107907761A (en) * | 2017-11-03 | 2018-04-13 | 北京空间技术研制试验中心 | Test method for the component of spacecraft |
| CN109061404A (en) * | 2018-06-25 | 2018-12-21 | 国网湖南省电力有限公司 | Internal clearance lightning arrester discharge pipe is along face ablation test device and test method |
| CN109061404B (en) * | 2018-06-25 | 2021-09-03 | 国网湖南省电力有限公司 | Method for testing surface ablation of discharge tube of inner gap lightning arrester |
| CN109212405A (en) * | 2018-09-10 | 2019-01-15 | 河北工程大学 | Constant pressure electrical signal detection chamber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20180124 |