CN213519530U - Dislocation air gap common-differential mode integrated inductor - Google Patents
Dislocation air gap common-differential mode integrated inductor Download PDFInfo
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- CN213519530U CN213519530U CN202023146987.8U CN202023146987U CN213519530U CN 213519530 U CN213519530 U CN 213519530U CN 202023146987 U CN202023146987 U CN 202023146987U CN 213519530 U CN213519530 U CN 213519530U
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- differential mode
- dislocation
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Abstract
The utility model discloses a dislocation air gap common difference mode integrated inductor, which comprises a magnetic core, wherein the magnetic core consists of an upper jaw, a lower jaw, a left side jaw, a right side jaw and a dislocation air gap center post, and the upper jaw, the lower jaw, the left side jaw, the right side jaw and the dislocation air gap center post are in an integrated structure; through the design of the structures such as the upper jaw, the lower jaw, the left side jaw, the right side jaw, the staggered air gap center pillar and the like, the common mode inductance winding provided by the utility model adopts the flat wire to carry out full-automatic winding, the upper jaw, the lower jaw, the left side jaw, the right side jaw and the staggered air gap center pillar of the magnetic core form a closed loop, wherein the center pillar adopts a staggered air gap mode, the anti-saturation of the choke coil is improved, and the high; overcome current common differential mode integrated choke coil differential mode inductance low, EMC restraines the not enough of uniformity, the utility model provides an integrated choke coil of dislocation air gap common differential mode is especially obvious to 150KHz-1MHz frequency channel differential mode interference suppression effect, the utility model provides a choke coil differential mode inductance is high, is difficult for saturation, differential mode interference suppression effect is showing and the uniformity is high.
Description
Technical Field
The utility model relates to an integrated inductance equipment technical field specifically is a dislocation air gap common difference mode integrated inductance.
Background
An Inductor is an Inductor (Inductor) which is an element capable of converting electric energy into magnetic energy and storing the magnetic energy. The inductor is similar in structure to a transformer, but has only one winding. The inductor has an inductance that only impedes the change in current. If the inductor is in a state where no current is passing, it will try to block the current from flowing through it when the circuit is on; if the inductor is in a current passing state, the inductor will try to keep the current unchanged when the circuit is opened. Inductors are also known as chokes, reactors, dynamic reactors.
In the prior art, the common-mode differential-mode integrated choke coil is formed by integrating an upper jaw, a lower jaw, a left jaw and a right jaw, and has no central column or central column disconnection mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dislocation air gap common mode integrated inductance, through the design of upper and lower jaw, left and right side jaw and dislocation air gap center pillar isotructure, the utility model provides a common mode inductance winding adopts flat line full-automatic coiling, and upper and lower jaw, left and right side jaw, dislocation air gap center pillar form closed circuit about the magnetic core, wherein the center pillar adopts the dislocation air gap mode, improves choke antisaturation, embodies the high difference mode inductance characteristic; overcome current common differential mode integrated choke coil differential mode inductance low, the not enough of EMC suppression uniformity, the utility model provides an integrated choke coil of dislocation air gap common differential mode is especially obvious to special frequency channel differential mode interference suppression effect, and choke coil differential mode inductance is high, and difficult saturation, differential mode interference suppression effect are showing and the uniformity is high to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a dislocation air gap common-difference mode integrated inductor comprises a magnetic core, wherein the magnetic core consists of an upper jaw, a lower jaw, a left jaw, a right jaw and a dislocation air gap center post, the upper jaw, the lower jaw, the left jaw, the right jaw and the dislocation air gap center post are in an integrally formed structure, and the dislocation air gap center post is integrally formed in the middle of the magnetic core;
the left and right jaws form a closed magnetic circuit through the staggered air gap center pillar, flat wires are wound on the left and right jaws, and staggered air gaps are reserved on two sides of the staggered air gap center pillar of the magnetic core.
Preferably, the upper jaw and the lower jaw of the magnetic core comprise a magnetic core upper jaw and a magnetic core lower jaw.
Preferably, the left and right jaws of the magnetic core include a left jaw and a right jaw.
Preferably, the offset air gap is located between the offset air gap center pillar and the left and right jaws of the magnetic core, and the flat wire is wound on two sides of the magnetic core through the offset air gap.
Preferably, the flat wire wound on the left jaw of the magnetic core and the flat wire wound on the right jaw of the magnetic core are symmetrically arranged.
Preferably, the magnetic core is a manganese-zinc ferrite magnetic core or a nickel-zinc ferrite magnetic core, and the flat wire is an enameled copper flat wire.
Compared with the prior art, the beneficial effects of the utility model are that:
through the design of the structures such as the upper jaw, the lower jaw, the left side jaw, the right side jaw, the staggered air gap center pillar and the like, the common mode inductance winding provided by the utility model adopts the flat wire to carry out full-automatic winding, the upper jaw, the lower jaw, the left side jaw, the right side jaw and the staggered air gap center pillar of the magnetic core form a closed loop, wherein the center pillar adopts a staggered air gap mode, the anti-saturation of the choke coil is improved, and the high; overcome current common differential mode integrated choke coil differential mode inductance low, EMC restraines the not enough of uniformity, the utility model provides an integrated choke coil of dislocation air gap common differential mode is especially obvious to 150KHz-1MHz frequency channel differential mode interference suppression effect, the utility model provides a choke coil differential mode inductance is high, is difficult for saturation, differential mode interference suppression effect is showing and the uniformity is high.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
Fig. 1 is a schematic structural view of the dislocation air gap common-differential mode integrated inductor of the present invention.
In the figure: 1. a magnetic core; 2. a flat wire; a. upper and lower jaws; b. a left and right jaw; c. the air gap center post is misplaced.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution:
a dislocation air gap common-difference mode integrated inductor comprises a magnetic core 1, wherein the magnetic core 1 consists of an upper jaw, a lower jaw, a left jaw, a right jaw and a dislocation air gap center pillar c, the upper jaw, the lower jaw, the left jaw, the right jaw and the dislocation air gap center pillar c are in an integrally formed structure, and the dislocation air gap center pillar c is integrally formed in the middle of the magnetic core 1;
the left and right jaws b form a closed magnetic circuit through the staggered air gap center pillar c, flat wires 2 are wound on the left and right jaws b, and staggered air gaps are reserved on two sides of the staggered air gap center pillar c of the magnetic core 1.
The common-differential mode integrated choke coil is characterized in that a closed magnetic circuit is formed by the upper jaw, the lower jaw, the left and right jaws and the center column in an integrated mode, a staggered air gap is formed in the center column, the left and right jaws and the center column form a left closed magnetic circuit and a right closed magnetic circuit respectively, until the choke coil is high in differential mode inductance, and a winding adopts a flat wire vertical winding mode;
the upper jaw and the lower jaw of the magnetic core 1 comprise a magnetic core upper jaw and a magnetic core lower jaw; the left jaw and the right jaw of the magnetic core 1 comprise a left jaw and a right jaw; the staggered air gap is positioned between the central column c of the staggered air gap and the left jaw and the right jaw of the magnetic core of the left and right side jaws b, and the flat wire 2 is wound on two sides of the magnetic core 1 through the staggered air gap; the flat wire 2 wound on the left jaw of the magnetic core and the flat wire 2 wound on the right jaw of the magnetic core are symmetrically arranged; the magnetic core 1 is set to be a manganese-zinc ferrite magnetic core or a nickel-zinc ferrite magnetic core, and the flat wire 2 is set to be an enameled copper flat wire.
The integrated choke coil of dislocation air gap common difference mould, the upper and lower jaw of magnetic core, left and right sides jaw, center pillar integrated into one piece, and the dislocation air gap is opened to the center pillar. The winding adopts flat wire 2 to wind vertically, the choke coil has high differential mode inductance and is not easy to saturate, and the differential mode interference suppression of the 150KHz-1MHz frequency band is obvious
The working principle is as follows: through the design of the structures such as the upper jaw and the lower jaw a, the left side jaw and the right side jaw b, the staggered air gap center pillar c and the like, the common mode inductance winding provided by the utility model adopts the full-automatic winding of flat wires, the upper jaw and the lower jaw a, the left side jaw and the right side jaw and the staggered air gap center pillar c of the magnetic core form a closed loop, wherein the center pillar adopts a staggered air gap mode, the anti-saturation of the choke coil is improved, and the high-differential mode; overcome current common differential mode integrated choke coil differential mode inductance low, EMC restraines the not enough of uniformity, the utility model provides an integrated choke coil of dislocation air gap common differential mode is especially obvious to 150KHz-1MHz frequency channel differential mode interference suppression effect, the utility model provides a choke coil differential mode inductance is high, is difficult for saturation, differential mode interference suppression effect is showing and the uniformity is high.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a dislocation air gap common difference mode integrated inductance, includes magnetic core (1), its characterized in that: the magnetic core (1) consists of an upper jaw (a), a lower jaw (a), a left jaw (b), a right jaw (b) and a staggered air gap center pillar (c), the upper jaw (a), the lower jaw (a), the left jaw (b), the right jaw (b) and the staggered air gap center pillar (c) are in an integrally formed structure, and the staggered air gap center pillar (c) is integrally formed in the middle of the magnetic core (1);
the magnetic core is characterized in that the left and right jaws (b) form a closed magnetic circuit through the dislocation air gap center pillar (c), flat wires (2) are wound on the left and right jaws (b), and dislocation air gaps are reserved on two sides of the dislocation air gap center pillar (c) of the magnetic core (1).
2. The integrated inductor with staggered air gaps in common-differential mode as claimed in claim 1, wherein: the upper jaw and the lower jaw (a) of the magnetic core (1) comprise a magnetic core upper jaw and a magnetic core lower jaw.
3. The integrated inductor with staggered air gaps in common-differential mode as claimed in claim 1, wherein: the left jaw and the right jaw (b) of the magnetic core (1) comprise a left jaw and a right jaw of the magnetic core.
4. The integrated inductor with staggered air gaps in common-differential mode as claimed in claim 2, wherein: the dislocation air gap is positioned between the magnetic core left jaw and the magnetic core right jaw of the dislocation air gap center pillar (c) and the left and right side jaws (b), and the flat wire (2) is wound on two sides of the magnetic core (1) through the dislocation air gap.
5. The integrated inductor of claim 4, wherein the integrated inductor comprises: the flat wire (2) wound on the left jaw of the magnetic core and the flat wire (2) wound on the right jaw of the magnetic core are symmetrically arranged.
6. The integrated inductor with staggered air gaps and common-differential mode according to any one of claims 1 to 5, wherein: the magnetic core (1) is set to be a manganese-zinc ferrite magnetic core or a nickel-zinc ferrite magnetic core, and the flat wire (2) is set to be an enameled copper flat wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023146987.8U CN213519530U (en) | 2020-12-23 | 2020-12-23 | Dislocation air gap common-differential mode integrated inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023146987.8U CN213519530U (en) | 2020-12-23 | 2020-12-23 | Dislocation air gap common-differential mode integrated inductor |
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| Publication Number | Publication Date |
|---|---|
| CN213519530U true CN213519530U (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023146987.8U Active CN213519530U (en) | 2020-12-23 | 2020-12-23 | Dislocation air gap common-differential mode integrated inductor |
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| Country | Link |
|---|---|
| CN (1) | CN213519530U (en) |
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- 2020-12-23 CN CN202023146987.8U patent/CN213519530U/en active Active
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