CN205582712U - Integral type high tension current transformer - Google Patents
Integral type high tension current transformer Download PDFInfo
- Publication number
- CN205582712U CN205582712U CN201620180452.7U CN201620180452U CN205582712U CN 205582712 U CN205582712 U CN 205582712U CN 201620180452 U CN201620180452 U CN 201620180452U CN 205582712 U CN205582712 U CN 205582712U
- Authority
- CN
- China
- Prior art keywords
- magnetic core
- integral type
- core coil
- ring
- space
- 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
Links
- 238000009413 insulation Methods 0.000 claims description 20
- 230000035515 penetration Effects 0.000 claims description 12
- 230000001808 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 5
- 230000000875 corresponding Effects 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 2
- 230000002522 swelling Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
Abstract
The utility model discloses an integral type high tension current transformer, independently set up in integral type insulating casing including 3 magnetic core coil and an integral type insulating casing, 3 magnetic core coil, integral type insulating casing sets up the inner circle space including the insulating through -hole that runs through the magnetic core coil centre bore, magnetic core coil's inner circle, and magnetic core coil's outer lane is provided with the outer lane space, is provided with the spacing step of inner circle in the inner circle space, is provided with the spacing step in outer lane in the space of outer lane. Outer lane space and inner circle space can provide the headspace for magnetic core coil's heat dissipation and expend with heat and contract with cold, and integral type insulating casing is inside through threading pipe and outside air intercommunication, further improves the radiating effect to protecting magnetic core coil, increasing current transformer's life, integral type insulating casing can reduce the volume and the weight of whole device, and convenient to use, measures reliably.
Description
Technical field
This utility model belongs to the technical field of electric measurement, specifically, relates to a kind of integrated high pressure current transformer.
Background technology
Current transformer is an electrical equipment critically important in power system; the effect of current transformer is that the high voltage in system, big electric current are changed into low-voltage, normalized current, is widely used the current measurement in AC electric power systems electrical equipment, electric energy metrical, signal sampling and Microcomputer Protection etc..During the use of current transformer, magnetic core coil can generate heat, but the coefficient of expansion of magnetic core coil is different from shell, seals according to gapless encapsulation type, then be unfavorable for the heat radiation of magnetic core coil and expand with heat and contract with cold.
Utility model content
For deficiency above-mentioned in prior art, this utility model provides a kind of integrated high pressure current transformer.
In order to achieve the above object, the solution that this utility model uses is: a kind of integrated high pressure current transformer, including 3 magnetic core coils and integral type insulation crust, 3 magnetic core coils are independently positioned in integral type insulation crust, integral type insulation crust includes the insulated vias running through magnetic core coil centre bore, the inner ring of magnetic core coil arranges inner ring space, the outer ring of magnetic core coil is provided with space, outer ring, inner ring space is provided with inner ring limited step, space, outer ring is provided with outer ring limited step；Being provided with the penetration pipe the most corresponding with magnetic core coil on integral type insulation crust, the external connection of magnetic core coil is drawn from penetration pipe.
Further, the end of penetration pipe is fixedly connected with coupling, and coupling includes connecting tube and nut, and nut is rotatably connected to connecting tube end.
Further, integral type insulation crust is provided with isolation projection.
Further, penetration pipe is provided with full skirt.
The beneficial effects of the utility model are; space, outer ring and inner ring space can be for the heat radiation of magnetic core coil and the offer headspaces that expands with heat and contract with cold; integral type insulation crust is internal to be connected with outside air by penetration pipe; improve radiating effect further; thus protect magnetic core coil, in the service life of swelling current transformer, integral type insulation crust can reduce the volume and weight of whole device; and easy to use, measure reliable.
Accompanying drawing explanation
Fig. 1 is the front view of integrated high pressure current transformer of the present utility model.
Fig. 2 is the sectional view in A-A direction in Fig. 1.
Fig. 3 is the enlarged drawing in Fig. 2 at B.
Fig. 4 is the internal structure schematic diagram of integrated high pressure current transformer of the present utility model.
Fig. 5 is the enlarged drawing in Fig. 4 at C.
In accompanying drawing:
11, magnetic core coil；21, integral type insulation crust；22, insulated vias；23, inner ring space；24, space, outer ring；25, inner ring limited step；26, outer ring limited step；31, penetration pipe；32, connecting tube；33, nut；41, isolation projection；42, full skirt.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is further described:
This utility model provides a kind of integrated high pressure current transformer, and as shown in accompanying drawing 1 and accompanying drawing 5, including 3 magnetic core coils 11 and integral type insulation crust 21, integral type insulation crust 21 can reduce the volume and weight of whole device.3 magnetic core coils 11 are independently positioned in integral type insulation crust 21; integral type insulation crust 21 includes the insulated vias 22 running through magnetic core coil 11 centre bore; the inner ring of magnetic core coil 11 arranges inner ring space 23; the outer ring of magnetic core coil 11 is provided with space, outer ring 24; space, outer ring 24 and inner ring space 23 can be for the heat radiation of magnetic core coil 11 and the offer headspaces that expands with heat and contract with cold; thus protect magnetic core coil 11, the service life of swelling current transformer.Inner ring space 23 is provided with inner ring limited step 25, space, outer ring 24 is provided with outer ring limited step 26；Inner ring limited step 25 and outer ring limited step 26 can be securely fixed magnetic core coil 11.Being provided with the penetration pipe 31 the most corresponding with magnetic core coil 11 on integral type insulation crust 21, the external connection of magnetic core coil 11 is drawn from penetration pipe 31.
As shown in accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4, the end of penetration pipe 31 is fixedly connected with coupling, and coupling includes connecting tube 32 and nut 33, and nut 33 is rotatably connected to connecting tube 32 end, it is simple to connect external equipment rapidly.Isolation protruding 41 it is provided with on integral type insulation crust 21；Being provided with full skirt 42 on penetration pipe 31, isolation protruding 41 and full skirt 42 can reduce the attached dirty amount of whole apparatus surface.This device is easy to use, measures reliable.
Claims (4)
1. an integrated high pressure current transformer, is characterized in that: include 3 magnetic core coils (11) and
Body formula insulation crust (21), 3 described magnetic core coils (11) are independently positioned at integral type insulation crust
(21) in, integral type insulation crust (21) include run through magnetic core coil (11) centre bore insulation lead to
Hole (22), the inner ring of magnetic core coil (11) arranges inner ring space (23), the outer ring of magnetic core coil (11)
Being provided with space, outer ring (24), be provided with inner ring limited step (25) in inner ring space (23), outer ring is empty
Gap (24) is provided with outer ring limited step (26)；Integral type insulation crust is provided with and magnetic core on (21)
The penetration pipe (31) that coil (11) is corresponding one by one, the external connection of magnetic core coil (11) is from penetration pipe (31)
Middle extraction.
Integrated high pressure current transformer the most according to claim 1, is characterized in that: described threading
The end of pipe (31) is fixedly connected with coupling, and coupling includes connecting tube (32) and nut (33), spiral shell
Female (33) are rotatably connected to connecting tube (32) end.
Integrated high pressure current transformer the most according to claim 1, is characterized in that: described one
Isolation it is provided with protruding (41) on formula insulation crust (21).
Integrated high pressure current transformer the most according to claim 1, is characterized in that: described threading
It is provided with full skirt (42) on pipe (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180452.7U CN205582712U (en) | 2016-03-09 | 2016-03-09 | Integral type high tension current transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180452.7U CN205582712U (en) | 2016-03-09 | 2016-03-09 | Integral type high tension current transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205582712U true CN205582712U (en) | 2016-09-14 |
Family
ID=56868456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620180452.7U Expired - Fee Related CN205582712U (en) | 2016-03-09 | 2016-03-09 | Integral type high tension current transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205582712U (en) |
-
2016
- 2016-03-09 CN CN201620180452.7U patent/CN205582712U/en not_active Expired - Fee Related
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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: 20160914 Termination date: 20210309 |