CN209843482U - Quick-assembly built-in three-phase four-wire voltage transformer - Google Patents
Quick-assembly built-in three-phase four-wire voltage transformer Download PDFInfo
- Publication number
- CN209843482U CN209843482U CN201920569224.2U CN201920569224U CN209843482U CN 209843482 U CN209843482 U CN 209843482U CN 201920569224 U CN201920569224 U CN 201920569224U CN 209843482 U CN209843482 U CN 209843482U
- Authority
- CN
- China
- Prior art keywords
- epoxy
- wire
- phase
- iron core
- fast
- 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
- 239000004593 Epoxy Substances 0.000 claims abstract description 39
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 25
- 239000003822 epoxy resin Substances 0.000 claims abstract description 6
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 6
- 238000005266 casting Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 4
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 238000004804 winding Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 6
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Landscapes
- Transformers For Measuring Instruments (AREA)
Abstract
The utility model relates to a built-in three-phase four-wire voltage transformer of fast-assembling type, it includes the epoxy body of watering, the epoxy body of watering is for pouring to form, just the middle part position of the epoxy body of watering is provided with the through-hole that is used for placing the iron core, the epoxy is watered and is provided with insulating closing cap on the body, the middle part position of insulating closing cap is provided with the high-voltage wire of connecting inside iron core, the lower part of the epoxy body of watering is provided with the terminal, insulating closing cap with epoxy is watered between the body integrated into one piece or threaded connection all can, the tip of iron core is bared to be leaked outside the epoxy body of watering, high-voltage wire connects outside voltage line, be provided with three high-voltage wire on the epoxy body of watering, epoxy body of watering is poured epoxy resin by three voltage transformer according to certain distance and is formed, the winding has the coil on the iron, the iron core is integrated; therefore, the utility model has the advantages of fast-assembling type, insulating effectual and protective material.
Description
Technical Field
The utility model belongs to the technical field of voltage transformer, concretely relates to built-in three-phase four-wire voltage transformer of fast-assembling type.
Background
A voltage transformer (PT), also referred to as TV and YH for short, is a sensor for acquiring voltage information of an electrical primary loop by secondary equipment such as a measuring instrument, relay protection and the like in an electric power system; the three-phase four-wire system metering mode is a main mode for metering and checking electric energy of a 10KV power system transformer area, and a voltage transformer in the prior art has more or less defects, such as inconvenient installation, burnout of the transformer due to poor insulation, high hysteresis loss and the like; therefore, the development of the fast-assembly built-in three-phase four-wire voltage transformer which is fast-assembly, good in insulation effect and made of the protection material is of great significance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of prior art, and provide a fast-assembling type, insulating effectual and protective material's built-in three-phase four-wire voltage transformer of fast-assembling type.
The purpose of the utility model is realized like this: the quick-assembly built-in three-phase four-wire voltage transformer comprises an epoxy pouring body, wherein the epoxy pouring body is formed by pouring, a through hole for placing an iron core is formed in the middle of the epoxy pouring body, an insulating sealing cover is arranged on the epoxy pouring body, a high-voltage wire connected with the inner iron core is arranged in the middle of the insulating sealing cover, and a binding post is arranged on the lower portion of the epoxy pouring body.
The insulating sealing cover and the epoxy pouring body can be integrally formed or connected in a threaded mode.
The end part of the iron core is exposed and leaked outside the epoxy pouring body.
The high-voltage wire is connected with an external voltage wire.
And three high-voltage leads are arranged on the epoxy pouring body.
The epoxy pouring body is formed by pouring epoxy resin according to a certain distance by three voltage transformers.
The iron core is wound with a coil and is integrated.
The utility model has the advantages that: the utility model has the advantages that the installation is convenient, the mode of epoxy pouring is adopted, the coil and the high-voltage wire which are connected are poured with epoxy resin to be manufactured, and the whole structure is firm; the insulating sealing cover has the advantages that the high-voltage wire is protected, the surface insulation reduction of the wire caused by moisture and condensation is avoided, arc flash and the like are prevented from being damaged due to the surface insulation, and the mutual inductor is prevented from being burnt out; therefore, the utility model has the advantages of fast-assembling type, insulating effectual and protective material.
Drawings
Fig. 1 is the utility model discloses a built-in three-phase four-wire voltage transformer's of fast-assembling type front view.
Fig. 2 is a left side view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a cross-sectional view a-a of fig. 1.
In the figure: 1. epoxy casting body 2, iron core 3, high-voltage conductor 4, insulating closing cap 5, terminal.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-4, a fast-assembly built-in three-phase four-wire voltage transformer comprises an epoxy casting body 1, wherein the epoxy casting body 1 is formed by casting, a through hole for placing an iron core 2 is arranged in the middle of the epoxy casting body 1, an insulating cover 4 is arranged on the epoxy casting body 1, a high-voltage wire 3 connected with the inner iron core 2 is arranged in the middle of the insulating cover 4, a binding post 5 is arranged at the lower part of the epoxy casting body 1, the insulating cover 4 and the epoxy casting body 4 are integrally formed or in threaded connection, the end part of the iron core 2 is exposed outside the epoxy casting body 4, the high-voltage wire 3 is connected with an external voltage wire, three high-voltage wires 3 are arranged on the epoxy casting body 1, the epoxy casting body 1 is formed by casting epoxy resin by three voltage transformers according to a certain distance, the iron core 2 is wound with a coil and the iron core 2 is integrated.
In the embodiment, an epoxy pouring mode is adopted, and the coil is manufactured by pouring epoxy resin on the connected coil and the high-voltage wire, so that the integral structure is firm; the insulating sealing cover has the advantages that the high-voltage wire is protected, the surface insulation reduction of the wire caused by moisture and condensation is avoided, arc flash and the like are prevented from being damaged due to the surface insulation, and the mutual inductor is prevented from being burnt out; the iron core is subjected to a special surface treatment process, so that the moisture resistance and the vibration are reduced, and the overall coordination of the appearance and the brightness of the surface are considered; the iron core in the embodiment is designed in an integrated mode, namely the iron core is connected with the high-voltage wire, and the high-voltage wire is connected with the iron core and is connected with the wiring terminal after passing through the iron core, so that the voltage is changed; therefore, the utility model has the advantages of fast-assembling type, insulating effectual and protective material.
The present invention is further described in the detailed description, rather than in the limited form thereof, and it will be obvious to those skilled in the art that changes may be made in the structure without departing from the spirit and scope of the invention, and it is intended that all such changes be covered by the appended claims.
Claims (7)
1. The utility model provides a built-in three-phase four-wire voltage transformer of fast-assembling type, it includes the epoxy body of pouring, its characterized in that: the epoxy casting body is formed by casting, a through hole for placing an iron core is formed in the middle of the epoxy casting body, an insulating sealing cover is arranged on the epoxy casting body, a high-voltage lead connected with the inner iron core is arranged in the middle of the insulating sealing cover, and a binding post is arranged on the lower portion of the epoxy casting body.
2. The fast-assembling built-in three-phase four-wire voltage transformer of claim 1, characterized in that: the insulating sealing cover and the epoxy pouring body can be integrally formed or connected in a threaded mode.
3. The fast-assembling built-in three-phase four-wire voltage transformer of claim 1, characterized in that: the end part of the iron core is exposed outside the epoxy pouring body.
4. The fast-assembling built-in three-phase four-wire voltage transformer of claim 1, characterized in that: the high-voltage wire is connected with an external voltage wire.
5. The fast-assembling built-in three-phase four-wire voltage transformer of claim 1, characterized in that: and three high-voltage leads are arranged on the epoxy pouring body.
6. The fast-assembling built-in three-phase four-wire voltage transformer of claim 1, characterized in that: the epoxy pouring body is formed by pouring epoxy resin according to a certain distance by three voltage transformers.
7. The fast-assembling built-in three-phase four-wire voltage transformer of claim 1, characterized in that: the iron core is wound with a coil and is integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920569224.2U CN209843482U (en) | 2019-04-25 | 2019-04-25 | Quick-assembly built-in three-phase four-wire voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920569224.2U CN209843482U (en) | 2019-04-25 | 2019-04-25 | Quick-assembly built-in three-phase four-wire voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209843482U true CN209843482U (en) | 2019-12-24 |
Family
ID=68913543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920569224.2U Expired - Fee Related CN209843482U (en) | 2019-04-25 | 2019-04-25 | Quick-assembly built-in three-phase four-wire voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209843482U (en) |
-
2019
- 2019-04-25 CN CN201920569224.2U patent/CN209843482U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 450000 room 625, Shangding building, No. 1356, hanghai East Road, Zhengzhou area (Economic Development Zone), Henan pilot Free Trade Zone, Zhengzhou City, Henan Province Patentee after: Henan Zhikai Intelligent Technology Co.,Ltd. Address before: Room 625, Shangding building, No. 1356, hanghai East Road, Zhengzhou Economic and Technological Development Zone, Henan 450016 Patentee before: HENAN ZHIKAI INTELLIGENT TECHNOLOGY Co.,Ltd. |
|
| 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: 20191224 |