CN109616291A - A kind of magnetic core and the transformer comprising it - Google Patents
A kind of magnetic core and the transformer comprising it Download PDFInfo
- Publication number
- CN109616291A CN109616291A CN201811502167.2A CN201811502167A CN109616291A CN 109616291 A CN109616291 A CN 109616291A CN 201811502167 A CN201811502167 A CN 201811502167A CN 109616291 A CN109616291 A CN 109616291A
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- CN
- China
- Prior art keywords
- magnetic core
- transformer
- core unit
- interconnecting piece
- typed slot
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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.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a kind of magnetic core, for transformer, the magnetic core includes both sides foot and center pillar, which is characterized in that the magnetic core includes: magnetic core unit；U-typed slot, the U-typed slot position is in the top of the magnetic core unit, the U-typed slot extends along the short transverse of the magnetic core unit, the U-typed slot has middle interconnecting piece and two bending parts, and the magnetic core unit is separated into first part, second part, Part III and Part IV by the U-typed slot；Gap portion, the middle interconnecting piece constitute the gap portion.
Description
Technical field
The present invention relates to field transformer, in particular to a kind of magnetic core and the transformer comprising it.
Background technique
Currently, the magnetic ferrite magnetic core of for transformer is in the actual production process, need to carry out gap processing.Gap
The mode of formation generally carries out mill low dimensional using center pillar of the grinding wheel to magnetic core and processes, and the size of the side foot on the both sides of magnetic core
It is constant, wherein grinding low center pillar is the inductance in order to adjust transformer.Magnetic core in the prior art generally includes two magnetic core lists
Member, the two magnetic core unit pairings are formed one pair of magnetic core for holding gap successfully.It is exactly it in addition, also there is out the magnetic core of single gap
In the center pillar of a magnetic core unit do not grind low, the center pillar of another magnetic core unit mill is low.Wherein, on the one hand, low due to needing to grind
Center pillar needs artificial and equipment, higher cost；On the other hand, before center pillar mill is low, the subsequent abrasive material being worn away of center pillar needs more
It does, will also result in higher cost.In addition, the abrasive material environment easy to pollute that center pillar is worn away, not environmentally.Also, it is in the prior art
Magnetic core is to be combined to be formed by two magnetic core units, and side foot is not easy to attach tight, which is open circuit magnetic core, is easy leakage field.
To sum up, magnetic core in the prior art has higher cost, the defect of environment easy to pollute and easy leakage field.
Summary of the invention
The technical problem to be solved by the present invention is in order to overcome magnetic core in the prior art have higher cost, ring easy to pollute
The defect of border and easy leakage field provides a kind of magnetic core and the transformer comprising it.
The present invention is to solve above-mentioned technical problem by following technical proposals:
A kind of magnetic core, for transformer, the magnetic core include both sides foot and center pillar, it is characterized in that, the magnetic core includes:
One magnetic core unit；U-typed slot, the U-typed slot position is in the top of the magnetic core unit, and the U-typed slot is along the magnetic core
The short transverse of unit extends, and the U-typed slot has middle interconnecting piece and two bending parts, and the U-typed slot is by the magnetic core
Unit is separated into first part, second part and Part III, Part IV；Gap portion, the middle interconnecting piece constitute institute
State gap portion.
Wherein, the first part and the Part III are located at the two sides of the middle interconnecting piece, and the third portion
For quartile between two bending parts, the Part III constitutes the center pillar.
The second part and the Part IV are located at the outside of two bending parts, the second part and institute
It states Part IV and constitutes the two side feet.
In the present solution, U-typed slot can be molded directly in magnetic core unit to form gap portion, do not need in addition to exist
Center pillar grind low in magnetic core unit, avoids due to polishing to artificial and equipment consumption, to advantageously reduce cost
And environmental protection.In addition, first part, second part, Part III and Part IV form complete closed magnetic circuit, it is not easy leakage field.
Preferably, the length direction of the middle interconnecting piece is parallel to the length direction of the magnetic core unit.
The present invention also provides a kind of transformers, it is characterized in that comprising magnetic core as described above.
Preferably, the transformer further includes conducting element, the conducting element is arranged in the gap portion.
In the present solution, conducting element can be directly fastened in gap portion, do not have to additional coiling, be conducive into
One step reduces cost.
Preferably, the conducting element is copper sheet.
In the present solution, the thickness by adjusting copper sheet just can adjust the transformer comprising the magnetic core more conveniently
Inductance.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get each preferable reality of the present invention
Example.
Preferably, a kind of magnetic core, the magnetic core unit is provided with card slot.
Preferably, a kind of magnetic core, the card slot has lockhole.
The positive effect of the present invention is that:
In the magnetic core, U-typed slot can be molded directly in magnetic core unit to form gap portion, not need in addition to exist
Center pillar grind low in magnetic core unit, avoids due to polishing to artificial and equipment consumption, to advantageously reduce cost
And environmental protection.In addition, first part, second part, Part III and Part IV form complete closed magnetic circuit, it is not easy leakage field.
It correspondingly, include that the transformer of the magnetic core has the advantages that cost is relatively low, is good for the environment and is not easy leakage field.
Detailed description of the invention
Fig. 1 is a preferred embodiment of the present invention the structural schematic diagram of magnetic core.
Wherein:
10 magnetic core units
20 U-typed slots
201 bending parts
202 middle interconnecting pieces
30 first parts
40 second parts
50 Part III
60 Part IV
Specific embodiment
With reference to the accompanying drawing, the present invention is described in detail.
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.
Embodiment one
A kind of magnetic core, for transformer, the magnetic core include both sides foot and center pillar, which is characterized in that the magnetic core includes:
Magnetic core unit；U-typed slot, the U-typed slot position is in the top of the magnetic core unit, and the U-typed slot is along the magnetic core unit
Short transverse extend, the U-typed slot has middle interconnecting piece and two bending parts, and the U-typed slot is by the magnetic core unit
It is separated into first part, second part, Part III and Part IV；Gap portion, between the middle interconnecting piece composition is described
Gap part.
Further, a kind of magnetic core, the length direction of the middle interconnecting piece are parallel to the length side of the magnetic core unit
To.
Further, a kind of magnetic core, the first part and the Part III are located at the two sides of the middle interconnecting piece,
And the Part III is between two bending parts.
Further, a kind of magnetic core, the Part III constitute the center pillar.
Further, a kind of magnetic core, the second part and the Part IV are located at the outer of two bending parts
Side, the second part and the Part IV constitute the two side feet
Further, a kind of magnetic core, the magnetic core unit are provided with card slot.
Further, a kind of magnetic core, the card slot have lockhole.
A kind of transformer, including such as above-mentioned magnetic core.
Further, a kind of transformer, the transformer further include conducting element, the conducting element be arranged in it is described between
In gap part.
Further, a kind of transformer, the conducting element are copper sheet.
Card slot, the card slot and pedestal card and connection is arranged in magnetic core unit in the present embodiment novelty, in the feelings of needs
Under condition, magnetic core can be replaced, can achieve required transformation demand.
Embodiment two
The present embodiment discloses a kind of magnetic core, which includes both sides foot and center pillar, is understood referring to Fig.1, and magnetic core also wraps
A magnetic core unit 10 and U-typed slot 20 are included, U-typed slot 20 is located at the top of magnetic core unit 10, and U-typed slot 20 is along magnetic core unit
10 short transverse extends, and U-typed slot 20 has middle interconnecting piece 202 and two bending parts 201, and U-typed slot 20 is by magnetic core unit
10 are separated into first part 30, second part 40 and Part III 50, Part IV 60, and middle interconnecting piece 202 constitutes clearance portion
Point.Wherein, first part 30 and Part III 50 are located at the two sides of middle interconnecting piece 202, and Part III 50 is located at two bendings
Between portion 201, Part III 50 constitutes center pillar；Second part 40 and Part IV 60 are located at the outside of two bending parts 201,
Second part 40 and Part IV 60 constitute both sides foot.
In the present embodiment, U-typed slot 20 can be molded directly in magnetic core unit 10 to form gap portion, be not required to
Will in addition in magnetic core unit 10 center pillar grind it is low, avoid due to polish to artificial and equipment consumption, thus favorably
In reducing cost and environmental protection.In addition, first part 30, second part 40, Part III 50 and Part IV 60 are formed completely
Closed magnetic circuit is not easy leakage field.
Further, the length direction of middle interconnecting piece 202 is parallel to the length of magnetic core unit 10 in the present embodiment
Direction.
The present embodiment also discloses a kind of transformer, which includes magnetic core as above.In addition, transformer further includes conduction
Element, conducting element are arranged in gap portion.Wherein, in the present embodiment, which is copper sheet.
Wherein, conducting element can be directly fastened in gap portion, do not had to additional coiling, be conducive to further drop
Low cost.The inductance of the transformer comprising the magnetic core just can be adjusted more conveniently by adjusting the thickness of copper sheet.
To magnetic core in this present embodiment, U-typed slot 20 can be molded directly in magnetic core unit 10 to form clearance portion
Point, it does not need in addition that center pillar grind low in magnetic core unit 10, avoids since polishing is to artificial and equipment consumption, from
And advantageously reduce cost and environmental protection.In addition, first part 30, second part 40, Part III 50 and the formation of Part IV 60
Complete closed magnetic circuit, is not easy leakage field.
It correspondingly, include that the transformer of the magnetic core has the advantages that cost is relatively low, is good for the environment and is not easy leakage field.
The preferred embodiment of the present invention has shown and described in above description, as previously described, it should be understood that the present invention is not office
Be limited to form disclosed herein, should not be regarded as an exclusion of other examples, and can be used for various other combinations, modification and
Environment, and can be changed within that scope of the inventive concept describe herein by the above teachings or related fields of technology or knowledge
It is dynamic.And changes and modifications made by those skilled in the art do not depart from the spirit and scope of the present invention, then it all should be appended by the present invention
In scope of protection of the claims.
Claims (10)
1. a kind of magnetic core, for transformer, the magnetic core include both sides foot and center pillar, which is characterized in that the magnetic core includes: magnetic
Core unit；U-typed slot, the U-typed slot position is in the top of the magnetic core unit, and the U-typed slot is along the magnetic core unit
Short transverse extends, and the U-typed slot has middle interconnecting piece and two bending parts, and the U-typed slot divides the magnetic core unit
It is divided into first part, second part, Part III and Part IV；Gap portion, the middle interconnecting piece constitute the gap
Card slot, the card slot and pedestal card and connection is arranged in part, the magnetic core unit.
2. magnetic core as described in claim 1, which is characterized in that the length direction of the middle interconnecting piece is parallel to the magnetic core
The length direction of unit.
3. a kind of transformer, which is characterized in that it includes magnetic core as claimed in claim 1 or 2.
4. transformer as claimed in claim 3, which is characterized in that the transformer further includes conducting element, the conductive element
Part is arranged in the gap portion.
5. transformer as claimed in claim 4, which is characterized in that the conducting element is copper sheet.
6. magnetic core as described in claim 1, which is characterized in that the first part and the Part III are located at the centre
The two sides of interconnecting piece, and the Part III is between two bending parts.
7. magnetic core as described in claim 1, which is characterized in that the Part III constitutes the center pillar.
8. magnetic core as described in claim 1, which is characterized in that the second part and the Part IV are located at two institutes
The outside of bending part is stated, the second part and the Part IV constitute the two side feet.
9. magnetic core as described in claim 1, which is characterized in that the magnetic core unit is provided with card slot.
10. magnetic core as claimed in claim 9, which is characterized in that the card slot has lockhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811502167.2A CN109616291A (en) | 2018-12-10 | 2018-12-10 | A kind of magnetic core and the transformer comprising it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811502167.2A CN109616291A (en) | 2018-12-10 | 2018-12-10 | A kind of magnetic core and the transformer comprising it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109616291A true CN109616291A (en) | 2019-04-12 |
Family
ID=66007540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811502167.2A Pending CN109616291A (en) | 2018-12-10 | 2018-12-10 | A kind of magnetic core and the transformer comprising it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109616291A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1202569A (en) * | 1966-12-01 | 1970-08-19 | Transalpina Unternehmung Fur I | Choke or transformer |
| CN201540813U (en) * | 2009-08-17 | 2010-08-04 | 淄博元星电子有限公司 | Open-close type current transformer |
| CN208172081U (en) * | 2018-04-08 | 2018-11-30 | 江阴市星火电子科技有限公司 | A kind of open-close type outdoor mutual inductor |
-
2018
- 2018-12-10 CN CN201811502167.2A patent/CN109616291A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1202569A (en) * | 1966-12-01 | 1970-08-19 | Transalpina Unternehmung Fur I | Choke or transformer |
| CN201540813U (en) * | 2009-08-17 | 2010-08-04 | 淄博元星电子有限公司 | Open-close type current transformer |
| CN208172081U (en) * | 2018-04-08 | 2018-11-30 | 江阴市星火电子科技有限公司 | A kind of open-close type outdoor mutual inductor |
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Application publication date: 20190412 |