CN211237908U - Non-deformable's common mode inductor convenient to equipment - Google Patents
Non-deformable's common mode inductor convenient to equipment Download PDFInfo
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- CN211237908U CN211237908U CN202020450119.XU CN202020450119U CN211237908U CN 211237908 U CN211237908 U CN 211237908U CN 202020450119 U CN202020450119 U CN 202020450119U CN 211237908 U CN211237908 U CN 211237908U
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- base
- magnetic ring
- common mode
- cable winding
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Abstract
The utility model discloses a non-deformable common mode inductor convenient for assembly, which comprises a base and an inductor body arranged on the top of the base, wherein the inductor body comprises a magnetic ring, one side of the magnetic ring is wound with a first cable winding, the other side is wound with a second cable winding, the first cable winding and the second cable winding are respectively provided with two lead ends, the middle part of the end surface of the base is provided with a first limit groove, the magnetic ring is fully contacted with the surface of the first limit groove, so that the magnetic ring can be limited and fixed, the stability is improved, the common mode inductor is not deformed, and simultaneously can be used as a positioning reference for installation, the production efficiency is improved, in addition, the arrangement of the first limit groove can reduce the height of the inductor body relative to the base, the material for producing the base is also reduced, the cost is reduced, wherein the outer side edge of the base is provided with four positioning, the setting through the reference column can avoid this common mode inductance to appear rocking after pegging graft on the circuit board, improves the steadiness.
Description
Technical Field
The utility model relates to a common mode inductance, more specifically say, relate to a non-deformable's common mode inductance convenient to equipment.
Background
The magnetic ring is a common anti-interference element in an electronic circuit and is generally made of ferrite materials (Mn-Zn).
The whole cable is passed through a ferrite magnetic ring to form a common mode choke coil, and the cable can be wound on the magnetic ring for several turns according to the requirements. The more turns, the better the interference suppression effect on lower frequencies, and the weaker the noise suppression effect on higher frequencies. The existing common mode inductor generally has a base, and a magnetic ring is fixed through the base, however, the common mode inductor base on the market is a planar base, and because the magnetic ring is annular, the magnetic ring is in contact connection with the planar base, cannot achieve a stable connection effect, is easy to deform, and is not easy to install.
SUMMERY OF THE UTILITY MODEL
For overcoming the above-mentioned defect among the prior art, the utility model provides a non-deformable's common mode inductance convenient to equipment, its simple structure, the installation of being convenient for, the steadiness is high, is difficult for taking place deformation, and whole height dimension is less, and the volume is less, can bear higher voltage and electric current.
In order to realize the above-mentioned purpose, the utility model provides a non-deformable's common mode inductance convenient to equipment, including the base, install the inductance body at base top and base fixed connection, the inductance body includes the magnetic ring, one side winding of magnetic ring has first cable winding, the opposite side winding of magnetic ring has second cable winding, be provided with two lead ends on first cable winding and the second cable winding respectively, its characterized in that, the middle part of base terminal surface is offered and is used for carrying out spacing first spacing recess to the magnetic ring, the bottom of magnetic ring is laminated with the surface of first spacing recess mutually, be provided with four reference columns that are used for the location to peg graft on the circuit board on the outside border of base.
Preferably, the first limiting groove is arc-shaped.
Preferably, a second limiting groove for limiting the lead terminal is arranged on the side surface of the base.
Preferably, the number of the second limiting grooves is four, and the four lead terminals are correspondingly and respectively arranged in the four second limiting grooves.
Preferably, the bottom of the base is provided with four pins which are in conductive connection with the lead terminals.
Preferably, a partition board used for increasing the insulation distance between the first cable winding and the second cable winding is arranged in the magnetic ring.
Preferably, the partition plate is fixedly connected with the magnetic ring through glue.
Preferably, the outer surface of the magnetic ring is an insulating component.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model comprises a base, an inductance body fixedly connected with the base and arranged on the top of the base, wherein the inductance body comprises a magnetic ring, one side of the magnetic ring is wound with a first cable winding, the other side of the magnetic ring is wound with a second cable winding, two lead ends are respectively arranged on the first cable winding and the second cable winding, a first limit groove for limiting the magnetic ring is arranged in the middle of the end surface of the base, the bottom of the magnetic ring is attached to the surface of the first limit groove, the bottom of the magnetic ring is fully contacted with the surface of the first limit groove, so that the magnetic ring can be limited and fixed, the stability is improved, the common mode inductance is not easy to deform, and the inductance body can be used as a positioning reference during installation to realize quick installation and improve the production efficiency, in addition, the height of the inductance body relative to the base can be reduced by the arrangement of the first, reduce the holistic volume of common mode inductance, also reduced the materials of production base, reduced manufacturing cost, wherein be provided with four reference columns that are used for the location to peg graft on the circuit board on the outside border of base, through the setting of reference column, the phenomenon that rocks appears after can avoiding this common mode inductance to peg graft on the circuit board, improves the steadiness, satisfies the demand of current society product automated production.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a common mode inductor which is not easy to deform and is convenient to assemble according to an embodiment of the present invention;
fig. 2 is a schematic view of a first three-dimensional structure of a base of a common mode inductor, which is not easy to deform and is convenient to assemble according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a second three-dimensional structure of a base of a common mode inductor, which is not easy to deform and is convenient to assemble.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
An embodiment of the utility model provides a non-deformable's common mode inductance convenient to equipment.
Referring to fig. 1-3, the present invention provides a common mode inductor which is not easy to deform and is convenient to assemble, including a base 2, an inductor body 1 installed on the top of the base 2 and fixedly connected to the base 2, the inductor body 1 includes a magnetic ring 14, a first cable winding 11 is wound on one side of the magnetic ring 14, a second cable winding 12 is wound on the other side of the magnetic ring 14, the first cable winding 11 and the second cable winding 12 are respectively provided with two lead terminals 13, a first limiting groove 21 for limiting the magnetic ring 14 is formed in the middle of the end surface of the base 2, the bottom of the magnetic ring 14 is fixedly connected to the surface of the first limiting groove 21 through glue, the first limiting groove 21 is arc-shaped, so that the bottom of the magnetic ring 14 falls into the first limiting groove 21 and can be fully contacted with the first limiting groove 21, the magnetic ring 14 is effectively limited by the first limiting groove 21, the common mode inductor is not easy to move and high in stability, so that the common mode inductor is not easy to deform. In the installation process, due to the existence of the first limiting groove 21, namely, the existence of the positioning groove, the installation can be completed by directly placing the bottom of the magnetic ring 14 into the first limiting groove 21, the installation positioning time is saved, the production efficiency is improved, in addition, the height of the inductor body 1 relative to the base 2 can be reduced by the arrangement of the first limiting groove 21, the integral volume of the common mode inductor is reduced, the material for producing the base 2 is also reduced, the production cost is reduced, wherein four positioning columns 4 used for positioning and inserting the circuit board are arranged on the outer side edge of the base 2, the phenomenon of shaking after the common mode inductor is inserted on the circuit board can be avoided by the arrangement of the positioning columns 4, the stability is improved, and the requirement of automatic production of current social products is met.
The side of base 2 is provided with and is used for carrying on spacing four second spacing recesses 23 to lead terminal 13, four lead terminals 13 are arranged in four second spacing recesses 23 respectively correspondingly, and lead terminal 13 is spacing by corresponding second spacing recesses 23, has strengthened the stability of being connected between inductance body 1 and the base 2. Of course, the second limiting grooves 23 may be arranged in other numbers according to actual conditions and requirements.
Four pins 22 fixedly connected with the lead terminals 13 are installed at the bottom of the base 2, in this embodiment, the lead terminals 13 and the pins 22 are welded, so that the stability is high, and of course, the pins can be connected in other manners.
The magnetic ring 14 is provided with a partition plate 3 for increasing the insulation distance between the first cable winding 11 and the second cable winding 12, in this embodiment, the partition plate 3 is fixedly connected with the magnetic ring 14 through glue, and of course, the connection may be performed in other manners.
The surface of the magnetic ring 14 is covered with a layer of thicker paint, so as to be convenient for bearing higher voltage, and other insulating materials can be arranged to cover the surface of the magnetic ring according to requirements.
To sum up, the utility model discloses simple structure, the installation of being convenient for, the steadiness is high, is difficult for taking place deformation, and whole height size is little, and is small, can bear higher voltage and electric current.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (8)
1. A common mode inductor which is convenient to assemble and not easy to deform comprises a base (2), an inductor body (1) which is arranged on the top of the base (2) and is fixedly connected with the base (2), the inductor body (1) comprises a magnetic ring (14), a first cable winding (11) is wound on one side of the magnetic ring (14), a second cable winding (12) is wound on the other side of the magnetic ring (14), two lead ends (13) are respectively arranged on the first cable winding (11) and the second cable winding (12), it is characterized in that the middle part of the end surface of the base (2) is provided with a first limit groove (21) for limiting the magnetic ring (14), the bottom of the magnetic ring (14) is attached to the surface of the first limit groove (21), four positioning columns (4) used for positioning and plugging onto the circuit board are arranged on the outer side edge of the base (2).
2. The common mode inductor which is not easy to deform and convenient to assemble as claimed in claim 1, wherein: the first limiting groove (21) is arc-shaped.
3. The common mode inductor which is not easy to deform and convenient to assemble as claimed in claim 1, wherein: and a second limiting groove (23) for limiting the lead end (13) is formed in the side surface of the base (2).
4. The common mode inductor which is not easy to deform and convenient to assemble as claimed in claim 3, wherein: the number of the second limiting grooves (23) is four, and the four lead terminals (13) are correspondingly and respectively arranged in the four second limiting grooves (23).
5. The common mode inductor which is not easy to deform and convenient to assemble as claimed in claim 1, wherein: the bottom of the base (2) is provided with four pins (22) which are in conductive connection with the lead terminals (13).
6. The common mode inductor which is not easy to deform and convenient to assemble as claimed in claim 1, wherein: and a partition plate (3) for increasing the insulation distance between the first cable winding (11) and the second cable winding (12) is arranged in the magnetic ring (14).
7. The common mode inductor which is not easy to deform and convenient to assemble as claimed in claim 6, wherein: the partition plate (3) is fixedly connected with the magnetic ring (14) through glue.
8. The common mode inductor which is not easy to deform and convenient to assemble as claimed in claim 1, wherein: the outer surface of the magnetic ring (14) is an insulating component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020450119.XU CN211237908U (en) | 2020-04-01 | 2020-04-01 | Non-deformable's common mode inductor convenient to equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020450119.XU CN211237908U (en) | 2020-04-01 | 2020-04-01 | Non-deformable's common mode inductor convenient to equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211237908U true CN211237908U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020450119.XU Active CN211237908U (en) | 2020-04-01 | 2020-04-01 | Non-deformable's common mode inductor convenient to equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211237908U (en) |
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2020
- 2020-04-01 CN CN202020450119.XU patent/CN211237908U/en active Active
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