CN205984495U - Modular annular magnetic core - Google Patents
Modular annular magnetic core Download PDFInfo
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- CN205984495U CN205984495U CN201620916023.1U CN201620916023U CN205984495U CN 205984495 U CN205984495 U CN 205984495U CN 201620916023 U CN201620916023 U CN 201620916023U CN 205984495 U CN205984495 U CN 205984495U
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- magnet ring
- magnetic core
- magnetic
- annular magnetic
- combined annular
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Abstract
The utility model discloses a modular annular magnetic core belongs to electron technical field, the magnetic core body includes an at least stratum society magnetic ring, the combination magnetic ring includes the amalgamation magnetic ring, the amalgamation magnetic ring is formed by the amalgamation of two half circle ring magnetic paths, the terminal surface of magnetic path is level and smooth, and bond through first bonding agent between the relative terminal surface of two magnetic paths and form the air gap, amalgamation magnetic ring excircle department is equipped with the fastening steel band, should make up the formula magnetic core and can effectively improve the transformer and to impulse current's carrying capacity, have low price, efficient advantage.
Description
Technical field
This utility model belongs to technical field of electronic equipment and in particular to a kind of Combined annular magnetic core.
Background technology
At present, known reduce dash current method mainly have following several：(1) primary and secondary winding adopts rewinding；(2)
Reduce magnetic flux density；(3) increase primary impedance, for above-mentioned three kinds of methods for reduce dash current be all limited so that
In the problem that soft starting device to reduce transformator dash current must be increased on circuitry, so certainly will cause on cost
Rise and installing space increases.
For the problems referred to above, existing some transformers circuit to resist dash current, example using non-closed toroidal core
As a kind of patent of invention " transformer iron-core structure and transformator " for CN 103065772 A for the Authorization Notice No. proposes an annular
Iron core body, this iron core body is provided with a horizontal air gap mouth, this air gap mouth can standard-sized sheet, also can portion separately, using air gap
Carry out steady dash current, but this core structure makes iron core body can not close due to the presence of air gap, shake in running
Dynamic aggravation, produces noise.
Utility model content
The purpose of this utility model is to provide one kind can effectively reduce dash current, and the combination type operating steadily
Toroidal core.
A kind of technical solutions of the utility model Combined annular magnetic core, including core body, described core body include to
Few one layer of combination magnet ring, described combination magnet ring includes split magnet ring, and described split magnet ring is by two pieces of semi-circular shape magnetic piece splits
Become, the end face of described magnetic piece smooths, pass through first bonding agents bonding between the relative end face of two magnetic piece and form air gap, described split
The cylindrical place of magnet ring is provided with fastener.
Preferably, a kind of Combined annular magnetic core described in the utility model, described magnetic piece is justified along it by a toroidal core
The straight path segmentation of the heart obtains, and described toroidal core is formed by the continuous winding of orientation silicon steel band.
Preferably, a kind of Combined annular magnetic core described in the utility model, described first bonding agents are that 2234C is gluing
Agent.
Preferably, a kind of Combined annular magnetic core described in the utility model, described core body combines magnet ring by two-layer
90 ° of the fissure of displacement is laminated, and passes through second bonding agents bonding between two-layer combination magnet ring.
Preferably, a kind of Combined annular magnetic core described in the utility model, described second bonding agents be bi-component AW50,
AS50 adhesive.
Preferably, a kind of Combined annular magnetic core described in the utility model, described two-layer combination magnet ring is highly identical.
Preferably, a kind of Combined annular magnetic core described in the utility model, described two-layer combination magnet ring is highly different.
This utility model technology beneficial effect：
Technical solutions of the utility model, by semi-circular shape magnetic piece is pieced together toroidal core, form air gap in mosaic
Reduce the dash current that transformator produces, by fastener, split magnet ring is tightened to combine magnet ring, effectively reduces and ran
Vibrations in journey, reduce the generation of noise, and this Combined annular magnetic core has low cost, small size, efficient advantage.
Brief description
Fig. 1 is the structural representation of this utility model embodiment one,
Fig. 2 is the structural representation of this utility model embodiment two,
Fig. 3 removes the schematic diagram of the structure after fastener for Fig. 2,
Fig. 4 is the structural representation of this utility model embodiment,
Fig. 5 removes the structural representation after fastener for Fig. 4.
Specific embodiment
For ease of skilled artisan understands that technical solutions of the utility model, new to this practicality in conjunction with Figure of description
Type technical scheme is described further.
Embodiment 1：
As shown in figure 1, the core body 1 in the present embodiment is made up of single layer combination magnet ring, described combination magnet ring includes spelling
Close magnet ring, described split magnet ring is put together by two pieces of semi-circular shape magnetic piece 2, the end face of described magnetic piece 2 smooths, two magnetic piece 2 phase
To end face on by first bonding agents bonding form air gap, air gap can effectively steadily be energized the electric current that moment pours in, with
And the current fluctuation occurring because of voltage pulsation during using, will not transformator and extraneous electronic devices and components be caused to damage,
The service life of transformator can be effectively improved, fastener 3 is set at split magnet ring cylindrical place and constitutes combination magnet ring, by tight
Gu magnetic piece 2 is fastened together by steel band 3, strengthen the integraty of core body, effectively reduce vibrations and noise.
The semi-circular shape magnetic piece 2 that the present embodiment is used is obtained along the straight path segmentation in its center of circle by a toroidal core,
This toroidal core is formed by the continuous winding of orientation silicon steel band, and the first bonding agents that the present embodiment is used are 2234C adhesive.
Embodiment two：
As shown in Figures 2 and 3, the core body 1 in the present embodiment is made up of the stacking of bilayer combination magnet ring, described combination magnetic
Ring includes split magnet ring, and described split magnet ring is put together by two pieces of semi-circular shape magnetic piece 2, and the end face of described magnetic piece 2 smooths, and two
First bonding agents bonding is passed through on the relative end face of magnetic piece and forms air gap, split magnet ring cylindrical place setting fastener 3 is constituted
Then two combination magnet rings are carried out fissure of displacement stacking by second bonding agents by combination magnet ring, bilevel here combine magnet ring
Between split line, angle is 90 °, and in the present embodiment, the height of upper and lower two-layer combination magnet ring is identical.
The semi-circular shape magnetic piece 2 that the present embodiment is used is obtained along the straight path segmentation in its center of circle by a toroidal core,
This toroidal core is formed by the continuous winding of orientation silicon steel band, and the first bonding agents that the present embodiment is used are 2234C adhesive,
Second bonding agents are bi-component AW50, AS50 adhesive.
Embodiment three：
As shown in Figures 4 and 5, the core body 1 in the present embodiment is made up of the stacking of bilayer combination magnet ring, described combination magnetic
Ring includes split magnet ring, and described split magnet ring is put together by two pieces of semi-circular shape magnetic piece 2, and the end face of described magnetic piece 2 smooths, and two
First bonding agents bonding is passed through on the relative end face of magnetic piece and forms air gap, split magnet ring cylindrical place setting fastener 3 is constituted
Then two combination magnet rings are carried out fissure of displacement stacking by second bonding agents by combination magnet ring, bilevel here combine magnet ring
Between split line, angle is 90 °, and in the present embodiment, upper and lower two-layer combines the height difference of magnet ring.
The semi-circular shape magnetic piece 2 that the present embodiment is used can be split along the straight path in its center of circle by a toroidal core
Arrive, this toroidal core is formed by the continuous winding of orientation silicon steel band, and the first bonding agents that the present embodiment is used are that 2234C is gluing
Agent, second bonding agents are bi-component AW50, AS50 adhesive.
Herein it should be noted that in real work, increase with core body size is it is also possible to by multiple layer combination
Magnet ring is laminated to obtain the suitable core body of size.
Technical solutions of the utility model above in conjunction with accompanying drawing, utility model are exemplarily described it is clear that this practicality
New implementing is not subject to the restrictions described above, as long as employ method design of the present utility model carrying out with technical scheme
Various unsubstantialities improve, or the not improved design by utility model and technical scheme directly apply to other occasions,
All within protection domain of the present utility model.
Claims (7)
1. a kind of Combined annular magnetic core, including core body it is characterised in that described core body includes at least one of which combination
Magnet ring, described combination magnet ring includes split magnet ring, and described split magnet ring is put together by two pieces of semi-circular shape magnetic piece, described magnetic piece
End face smooth, pass through first bonding agents bonding form air gap between the relative end face of two magnetic piece, the cylindrical place of described split magnet ring
It is provided with fastener.
2. a kind of Combined annular magnetic core according to claim 1 is it is characterised in that described magnetic piece is by a toroidal core edge
The straight path segmentation in its center of circle obtains, and described toroidal core is formed by the continuous winding of orientation silicon steel band.
3. a kind of Combined annular magnetic core according to claim 1 is it is characterised in that described first bonding agents are 2234C
Adhesive.
4. a kind of Combined annular magnetic core according to claim 1 is it is characterised in that described core body is combined by two-layer
90 ° of the magnet ring fissure of displacement is laminated, and passes through second bonding agents bonding between two-layer combination magnet ring.
5. a kind of Combined annular magnetic core according to claim 4 is it is characterised in that described second bonding agents are bi-component
AW50, AS50 adhesive.
6. a kind of Combined annular magnetic core according to claim 4 is it is characterised in that described two-layer combines magnet ring height phase
With.
7. a kind of Combined annular magnetic core according to claim 4 is it is characterised in that described two-layer combines magnet ring height not
With.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620916023.1U CN205984495U (en) | 2016-08-22 | 2016-08-22 | Modular annular magnetic core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620916023.1U CN205984495U (en) | 2016-08-22 | 2016-08-22 | Modular annular magnetic core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205984495U true CN205984495U (en) | 2017-02-22 |
Family
ID=58032622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620916023.1U Active CN205984495U (en) | 2016-08-22 | 2016-08-22 | Modular annular magnetic core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205984495U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109285686A (en) * | 2018-08-22 | 2019-01-29 | 横店集团东磁股份有限公司 | A kind of cutting core production method |
-
2016
- 2016-08-22 CN CN201620916023.1U patent/CN205984495U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109285686A (en) * | 2018-08-22 | 2019-01-29 | 横店集团东磁股份有限公司 | A kind of cutting core production method |
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| GR01 | Patent grant |