CN204946703U - A kind of micro electric flow pattern voltage transformer - Google Patents
A kind of micro electric flow pattern voltage transformer Download PDFInfo
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- CN204946703U CN204946703U CN201520761760.4U CN201520761760U CN204946703U CN 204946703 U CN204946703 U CN 204946703U CN 201520761760 U CN201520761760 U CN 201520761760U CN 204946703 U CN204946703 U CN 204946703U
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Abstract
The utility model belongs to technical field of electronic components, be specifically related to a kind of micro electric flow pattern voltage transformer, comprise housing, end cap, magnetic core, winding, magnetic core is arranged in housing, and magnetic core is circular ring structure, core FCl has winding, wherein winding comprises armature winding and secondary winding, and armature winding is connected with input pin, and secondary winding is connected with output pin, described magnetic core inside circumference face is provided with interior jacket layer, and the outer circumference face of magnetic core is provided with outer adhesion coating.The utility model adopts " inner sleeve is glued " insulation processing outward, namely interior jacket layer is set in magnet ring, outer adhesion coating is set outside magnet ring, effectively prevent puncturing of armature winding and secondary winding, be arranged on the fixed bend on input pin and output pin and boss, input pin and output pin and end plate are closely fixed, prevent in instrument transformer assembling link, displacement during winding enamelled wire welding stitch, the serious problem reducing make efficiency occur.
Description
Technical field
The utility model belongs to technical field of electronic components, is specifically related to a kind of micro electric flow pattern voltage transformer.
Background technology
At distribution transformer terminals, in the electric quantity acquisition equipment such as concentrator, all need to use instrument transformer, instrument transformer is the equipment of scaling transformation voltage or electric current, high voltage or big current scaling transformation are mainly become normal low voltage or standard small area analysis by its function, so that realize measuring instrument, the standardization of proterctive equipment and automatic control equipment is miniaturized, instrument transformer also can be used to separate high-voltage system simultaneously, to ensure the safety of the person and equipment, wherein current mode voltage transformer because of its precision high, the advantage that cost is low and being widely used, but the current mode voltage transformer of existing use, exist in use resistance to force down and instrument transformer assembling link, easily be shifted during winding enamelled wire welding stitch, the problem of serious reduction make efficiency, limit its application and development, so need a kind of current mode voltage transformer badly, to have precision high, voltage endurance capability is good, be convenient to the advantage of installing.
Summary of the invention
The utility model is in order to solve existing current mode voltage transformer, exist in use resistance to force down and instrument transformer assembling link, easily be shifted during winding enamelled wire welding stitch, the problem of serious reduction make efficiency, provides a kind of micro electric flow pattern voltage transformer and has the advantage that precision is high, voltage endurance capability good, be convenient to installation.
Concrete technical scheme:
A kind of micro electric flow pattern voltage transformer, comprise housing, end cap, magnetic core, winding, magnetic core is arranged in housing, magnetic core is circular ring structure, and core FCl has winding, and wherein winding comprises armature winding and secondary winding, armature winding is connected with input pin, secondary winding is connected with output pin, and described magnetic core inside circumference face is provided with interior jacket layer, and the outer circumference face of magnetic core is provided with outer adhesion coating.
Described interior jacket layer is the annular film that polyester material is made.
Described outer adhesion coating is that agate draws adhesive tape layer, the cooperation bonding with magnetic core of outer adhesion coating.
Described input pin is identical with output pin structure and be all acicular texture, the pin hole that input pin and output pin are arranged with end cap respectively closely cooperates, input pin and output pin are provided with boss in the inwall cooperation place with pin hole, input pin and output pin are also all provided with step-like fixed bend, and the step surface of fixed bend contacts with end cap sidewall and coordinates.
Described housing is the shell-like structure that flame-retardant PBT material makes, and end cap is the platy structure that flame-retardant PBT material makes, and in housing, embedding has the obturator of epoxy resin.
Beneficial effect:
The utility model adopts " inner sleeve is glued " insulation processing outward, namely interior jacket layer is set in magnet ring, outer adhesion coating is set outside magnet ring, effectively prevent puncturing of armature winding and secondary winding, be arranged on the fixed bend on input pin and output pin and boss, input pin and output pin and end plate are closely fixed, prevent in instrument transformer assembling link, easily be shifted during winding enamelled wire welding stitch, the serious problem reducing make efficiency occurs.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of magnetic core;
Fig. 3 is the structural representation of pin and end cap;
Fig. 4 is A-A direction view in Fig. 3;
Fig. 5 is the enlarged drawing of part B in Fig. 4;
In accompanying drawing: 1, housing, 2, end cap, 3, magnetic core, 4, winding, 5, interior jacket layer, 6, outer adhesion coating, 7, boss, 8, fixed bend
Embodiment
The utility model will solve existing current mode voltage transformer, exist in use and resistance toly force down and be easily shifted when instrument transformer assembling link winding enamelled wire welding stitch, the problem of serious reduction make efficiency, adopt " inner sleeve is glued " insulation processing outward, namely interior jacket layer is set in magnet ring, outer adhesion coating is set outside magnet ring, effectively prevent puncturing of armature winding and secondary winding, be arranged on the fixed bend on input pin and output pin and boss, prevent in instrument transformer assembling link, easily be shifted during winding enamelled wire welding stitch, the problem of serious reduction make efficiency occurs.
Below in conjunction with drawings and the specific embodiments, the utility model is described further:
The utility model is a kind of micro electric flow pattern voltage transformer, comprise housing 1, end cap 2, magnetic core 3, winding 4, magnetic core 3 is arranged in housing 1, magnetic core 3 is circular ring structure, magnetic core 3 is wound with winding 4, wherein winding 4 comprises armature winding and secondary winding, and armature winding is connected with input pin, and secondary winding is connected with output pin.
In order to improve the voltage endurance capability of instrument transformer, described magnetic core 3 inside circumference face is provided with interior jacket layer 5, the outer circumference face of magnetic core 3 is provided with outer adhesion coating 6, the annular film that described interior jacket layer 5 is made for polyester material, described outer adhesion coating 6 draws adhesive tape layer, the cooperation bonding with magnetic core 3 of outer adhesion coating 6 for agate.
In order to input pin and output pin and end plate 2 are closely fixed, described input pin is identical with output pin structure and be all acicular texture, the pin hole that input pin and output pin are arranged with end cap 2 respectively closely cooperates, input pin and output pin are provided with boss 7 in the inwall cooperation place with pin hole, input pin and output pin are also all provided with step-like fixed bend 8, and the step surface of fixed bend 8 coordinates with end cap 2 contacts side surfaces.
In order to make instrument transformer have good fire-retardant and insulation property, the shell-like structure that described housing 1 makes for flame-retardant PBT material, the platy structure that end cap 2 makes for flame-retardant PBT material, in housing, embedding has the obturator of epoxy resin.
The utility model magnetic core 3 inside circumference face be provided with polyester material make in jacket layer 5, the outer adhesion coating 6 that agate draws adhesive tape to form is bonded with in magnetic core 3 outer circumference face, effectively improve the insulation property of winding on magnetic core 3, the shell-like structure that housing 1 makes for flame-retardant PBT material, the platy structure that end cap 2 makes for flame-retardant PBT material, in housing, embedding has the obturator of epoxy resin, the insulation of further lifting instrument transformer and fire resistance, be arranged on the fixed bend 8 on input pin and output pin and boss 7, prevent in instrument transformer assembling link, easily be shifted during winding enamelled wire welding stitch, the problem of serious reduction make efficiency occurs.
Claims (5)
1. a micro electric flow pattern voltage transformer, comprise housing (1), end cap (2), magnetic core (3), winding (4), magnetic core (3) is arranged in housing (1), magnetic core (3) is circular ring structure, magnetic core (3) is wound with winding (4), wherein winding (4) comprises armature winding and secondary winding, armature winding is connected with input pin, secondary winding is connected with output pin, it is characterized in that: described magnetic core (3) inside circumference face is provided with interior jacket layer (5), the outer circumference face of magnetic core (3) is provided with outer adhesion coating (6).
2. a kind of micro electric flow pattern voltage transformer according to claim 1, is characterized in that: the annular film that described interior jacket layer (5) is made for polyester material.
3. a kind of micro electric flow pattern voltage transformer according to claim 1, is characterized in that: described outer adhesion coating (6) draws adhesive tape layer, outer adhesion coating (6) and magnetic core (3) bonding cooperation for agate.
4. a kind of micro electric flow pattern voltage transformer according to claim 1, it is characterized in that: described input pin is identical with output pin structure and be all acicular texture, the pin hole that input pin and output pin are arranged with end cap (2) respectively closely cooperates, input pin and output pin are provided with boss (7) in the inwall cooperation place with pin hole, input pin and output pin are also all provided with step-like fixed bend (8), and the step surface of fixed bend (8) coordinates with end cap (2) contacts side surfaces.
5. a kind of micro electric flow pattern voltage transformer according to claim 1, it is characterized in that: the shell-like structure that described housing (1) makes for flame-retardant PBT material, the platy structure that end cap (2) makes for flame-retardant PBT material, in housing, embedding has the obturator of epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761760.4U CN204946703U (en) | 2015-09-29 | 2015-09-29 | A kind of micro electric flow pattern voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520761760.4U CN204946703U (en) | 2015-09-29 | 2015-09-29 | A kind of micro electric flow pattern voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204946703U true CN204946703U (en) | 2016-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520761760.4U Active CN204946703U (en) | 2015-09-29 | 2015-09-29 | A kind of micro electric flow pattern voltage transformer |
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| Country | Link |
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| CN (1) | CN204946703U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837904A (en) * | 2021-04-02 | 2021-05-25 | 江金北(北京)自动化技术有限公司 | Small-size mutual-inductor iron core constructional device |
-
2015
- 2015-09-29 CN CN201520761760.4U patent/CN204946703U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112837904A (en) * | 2021-04-02 | 2021-05-25 | 江金北(北京)自动化技术有限公司 | Small-size mutual-inductor iron core constructional device |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181226 Address after: 052360 Cangxin Transit Road Machinery Parts Market, North District, Xinji City, Shijiazhuang City, Hebei Province Patentee after: Hebei Tymoshenko electric power Limited by Share Ltd Address before: 052360 Fujiefu East Industrial Zone, Xinji City, Shijiazhuang City, Hebei Province, No. 9 Patentee before: Hebei Shenke Electronics Co., Ltd. |