CN202994832U - General wire collecting box for transformer test - Google Patents
General wire collecting box for transformer test Download PDFInfo
- Publication number
- CN202994832U CN202994832U CN 201220566891 CN201220566891U CN202994832U CN 202994832 U CN202994832 U CN 202994832U CN 201220566891 CN201220566891 CN 201220566891 CN 201220566891 U CN201220566891 U CN 201220566891U CN 202994832 U CN202994832 U CN 202994832U
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- China
- Prior art keywords
- connection terminal
- voltage
- screen layer
- low pressure
- wire connecting
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- 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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- 238000012360 testing method Methods 0.000 title claims abstract description 24
- 230000007935 neutral effect Effects 0.000 claims abstract description 20
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000004804 winding Methods 0.000 description 5
- 238000009666 routine test Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 3
- 238000004382 potting Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
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Abstract
The utility model discloses a general wire collecting box for a transformer test. The problem that a conventional transformer test is long in needed time and large in working strength is solved. The general wire collecting box for a transformer test comprises a wire connecting column panel (27) and a wire connecting column, wherein the wire connecting column panel (27) is respectively provided with an electric current low voltage tail end wire connecting terminal (1), an electric current low voltage head end wire connecting terminal (4), a voltage low voltage tail end wire connecting terminal (13), a voltage low voltage head end wire connecting terminal (11), an electric current neutral point wire connecting terminal (5), a voltage medium voltage wire connecting terminal (7), a voltage high voltage wire connecting terminal (9), a voltage neutral point wire connecting terminal (15), a shielding layer wire connecting terminal (21), and a grounding terminal (22); and each shielding layer is electrically connected with a corresponding shielding layer wire connecting terminal. The general wire collecting box for a transformer test is advantaged by saved work time for the transformer test, improved work efficiency, and reduced power cut time.
Description
Technical field
The utility model relates to the terminal box of using when a kind of transformer to ultra-high-tension power transmission line is tested.
Background technology
The multinomial upkeep operation that the specialties such as relay protection, substation equipment maintenance and repair, high-potting, oil business chemical examination, instrument, maintenance are arranged during transformer station's interruption maintenance, and high-potting usually can not be intersected with other operation and carries out due to its singularity.Transformer routine test project mainly contains: winding D.C. resistance; Winding insulation resistance and absorptance or polarization index; Tan δ and the electric capacity of winding; Capacitance sleeve pipe tan δ and electric capacity.When transformer is carried out each test, because instrument uses the lead-in wire disunity, therefore often doing a test all needs the staff to climb transformer, its high, medium and low voltage winding is carried out respectively short circuit, ground connection, change test connection, and after the change test connection, the wiring personnel must withdraw from transformer, when therefore transformer being tested at every turn, testing crew needs the up and down transformer many times, cause transformer routine test T.T. to extend, the power transmission that occasions a delay of even might can't finishing the work in planned time.
Summary of the invention
The general cable concentrator that the utility model provides a kind of transformer test to use has solved the problem that existing transformer test required time is long, working strength is large.
The utility model is by the above problem of following solution:
the general cable concentrator that a kind of transformer test is used comprises binding post panel and binding post, is respectively arranged with the electric current low pressure end connection terminal with screen layer on the binding post panel, electric current low pressure head end connection terminal with screen layer, voltage low pressure end connection terminal with screen layer, voltage low pressure head end connection terminal with screen layer, electric current neutral point connection terminal with screen layer, with compression bonded line terminal in the voltage of screen layer, voltage high-voltage connection terminal with screen layer, voltage neutral point connection terminal with screen layer, with compression bonded line terminal in the second voltage of screen layer, second voltage high-voltage connection terminal with screen layer, voltage low pressure end shielding layer connection terminal, voltage low pressure head end screen layer connection terminal, neutral point screen layer connection terminal, middle pressure screen layer connection terminal, high-tension shielding layer connection terminal and ground terminal, the screen layer of electric current low pressure end connection terminal, the screen layer of electric current low pressure head end connection terminal, the screen layer of the screen layer of voltage low pressure end connection terminal and voltage low pressure head end connection terminal all is electrically connected to voltage low pressure end shielding layer connection terminal, the screen layer of electric current neutral point connection terminal, the screen layer of compression bonded line terminal in voltage, the screen layer of voltage high-voltage connection terminal, the screen layer of voltage neutral point connection terminal, in second voltage, the screen layer of the screen layer of compression bonded line terminal and second voltage high-voltage connection terminal all is electrically connected to high-tension shielding layer connection terminal.
Voltage low pressure end shielding layer connection terminal is electrically connected to voltage low pressure head end screen layer connection terminal, and neutral point screen layer connection terminal is electrically connected to middle pressure screen layer connection terminal, and middle pressure screen layer connection terminal is electrically connected to high-tension shielding layer connection terminal.
The utility model all is integrated together the test wire that all high-pottings need to be used after taking into full account shielding, only need the staff to climb the routine test project that twice transformer just can be completed transformer, save the working time, improved work efficiency, reduced power off time.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
the general cable concentrator that a kind of transformer test is used comprises binding post panel 27 and binding post, is respectively arranged with the electric current low pressure end connection terminal 1 with screen layer on binding post panel 27, electric current low pressure head end connection terminal 4 with screen layer, voltage low pressure end connection terminal 13 with screen layer, voltage low pressure head end connection terminal 11 with screen layer, electric current neutral point connection terminal 5 with screen layer, with compression bonded line terminal 7 in the voltage of screen layer, voltage high-voltage connection terminal 9 with screen layer, voltage neutral point connection terminal 15 with screen layer, with compression bonded line terminal 17 in the second voltage of screen layer, second voltage high-voltage connection terminal 19 with screen layer, voltage low pressure end shielding layer connection terminal 21, voltage low pressure head end screen layer connection terminal 23, neutral point screen layer connection terminal 24, middle pressure screen layer connection terminal 25, high-tension shielding layer connection terminal 26 and ground terminal 22, the screen layer 2 of electric current low pressure end connection terminal 1, the screen layer 3 of electric current low pressure head end connection terminal 4, the screen layer 12 of the screen layer 14 of voltage low pressure end connection terminal 13 and voltage low pressure head end connection terminal 11 all is electrically connected to voltage low pressure end shielding layer connection terminal 21, the screen layer 6 of electric current neutral point connection terminal 5, the screen layer 8 of compression bonded line terminal 7 in voltage, the screen layer 10 of voltage high-voltage connection terminal 9, the screen layer 16 of voltage neutral point connection terminal 15, in second voltage, the screen layer 20 of the screen layer 18 of compression bonded line terminal 17 and second voltage high-voltage connection terminal 19 all is electrically connected to high-tension shielding layer connection terminal 26.
Voltage low pressure end shielding layer connection terminal 21 is electrically connected to voltage low pressure head end screen layer connection terminal 23, neutral point screen layer connection terminal 24 is electrically connected to middle pressure screen layer connection terminal 25, and middle pressure screen layer connection terminal 25 is electrically connected to high-tension shielding layer connection terminal 26.
When transformer is carried out each test, because instrument uses the lead-in wire disunity, therefore often doing a test all needs the staff to climb transformer, its high, medium and low voltage winding is carried out respectively short circuit, ground connection, change test connection, and after the change test connection, the wiring personnel must withdraw from transformer, when therefore transformer being tested at every turn, testing crew needs the up and down transformer many times, causes transformer routine test T.T. to extend.The utility model has thoroughly solved this problem, obtains good economic benefit, has improved workman's handling safety degree.
Claims (2)
1. the general cable concentrator that transformer test is used, comprise binding post panel (27) and binding post, it is characterized in that, is respectively arranged with the electric current low pressure end connection terminal (1) with screen layer on binding post panel (27), electric current low pressure head end connection terminal (4) with screen layer, voltage low pressure end connection terminal (13) with screen layer, voltage low pressure head end connection terminal (11) with screen layer, electric current neutral point connection terminal (5) with screen layer, with compression bonded line terminal (7) in the voltage of screen layer, voltage high-voltage connection terminal (9) with screen layer, voltage neutral point connection terminal (15) with screen layer, with compression bonded line terminal (17) in the second voltage of screen layer, second voltage high-voltage connection terminal (19) with screen layer, voltage low pressure end shielding layer connection terminal (21), voltage low pressure head end screen layer connection terminal (23), neutral point screen layer connection terminal (24), middle pressure screen layer connection terminal (25), high-tension shielding layer connection terminal (26) and ground terminal (22), the screen layer (2) of electric current low pressure end connection terminal (1), the screen layer (3) of electric current low pressure head end connection terminal (4), the screen layer (14) of voltage low pressure end connection terminal (13) and the screen layer (12) of voltage low pressure head end connection terminal (11) all are electrically connected to voltage low pressure end shielding layer connection terminal (21), the screen layer (6) of electric current neutral point connection terminal (5), the screen layer (8) of compression bonded line terminal (7) in voltage, the screen layer (10) of voltage high-voltage connection terminal (9), the screen layer (16) of voltage neutral point connection terminal (15), in second voltage, the screen layer (20) of the screen layer (18) of compression bonded line terminal (17) and second voltage high-voltage connection terminal (19) all is electrically connected to high-tension shielding layer connection terminal (26).
2. the general cable concentrator used of a kind of transformer test according to claim 1, it is characterized in that, voltage low pressure end shielding layer connection terminal (21) is electrically connected to voltage low pressure head end screen layer connection terminal (23), neutral point screen layer connection terminal (24) is electrically connected to middle pressure screen layer connection terminal (25), and middle pressure screen layer connection terminal (25) is electrically connected to high-tension shielding layer connection terminal (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566891 CN202994832U (en) | 2012-10-31 | 2012-10-31 | General wire collecting box for transformer test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220566891 CN202994832U (en) | 2012-10-31 | 2012-10-31 | General wire collecting box for transformer test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202994832U true CN202994832U (en) | 2013-06-12 |
Family
ID=48566001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220566891 Expired - Fee Related CN202994832U (en) | 2012-10-31 | 2012-10-31 | General wire collecting box for transformer test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202994832U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181343A (en) * | 2014-09-03 | 2014-12-03 | 国家电网公司 | Universal line concentration device for transformer tests |
-
2012
- 2012-10-31 CN CN 201220566891 patent/CN202994832U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104181343A (en) * | 2014-09-03 | 2014-12-03 | 国家电网公司 | Universal line concentration device for transformer tests |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20131031 |