CN204740935U - Electromagnetism component - Google Patents

Electromagnetism component Download PDF

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Publication number
CN204740935U
CN204740935U CN201520303485.1U CN201520303485U CN204740935U CN 204740935 U CN204740935 U CN 204740935U CN 201520303485 U CN201520303485 U CN 201520303485U CN 204740935 U CN204740935 U CN 204740935U
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China
Prior art keywords
fixed
magnetic core
shaped magnetic
core
shaped
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CN201520303485.1U
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Chinese (zh)
Inventor
严霄
朱勇
万锐
庞雷宇
位云峰
王亚寒
张江涛
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Vertiv Tech Co Ltd
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Emerson Network Power Co Ltd
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Abstract

The utility model relates to an electromagnetism technical field discloses an electromagnetism component for the reduction is under humid tropical's environment, and the connection face of two magnetic cores appear to be glued or lacquer moisture absorption inflation, and the emergence of the phenomenon of lead to that two U type magnetic core inductance values reduce, mutual -inductor precision or phase place are overproof is used for improving the electromagnetism component result of use. Wherein electromagnetism component around there being a plurality of windings on the fixed skeleton, covers the magnetic core group that detains on fixed skeleton including fixed skeleton, and magnetic core group comprises two U type magnetic cores, and just the spreader of two U type magnetic cores sets up relatively, still includes: fixed establishment, the fixed establishment cover is detained in fixed skeleton, and glue and fixed establishment fixed connection through fixed the side of every U type magnetic core to make the laminating of connection face and the relatively fixed of two U type magnetic cores.

Description

A kind of electromagnetic component
Technical field
The utility model relates to electromagnetic technology field, particularly relates to a kind of electromagnetic component.
Background technology
Height lead Ferrite Material because of its magnetic permeability large, larger impedance can be provided under high frequency, be widely used in electromagnetic interference (Electromagnetic Interference is called for short EMI) and suppress field, the interference phenomenon that electromagnetic interference produces after referring to electromagnetic wave and electronic component effect, has conducted interference and radiated interference two kinds.
As depicted in figs. 1 and 2, wherein: Fig. 1 is electromagnetic component structural representation of the prior art, Fig. 2 is the detonation configuration schematic diagram of magnetic core of the prior art, electromagnetic component of the prior art comprises: fixing skeleton 01, fixing skeleton 01 is wound with some windings 02, cover the magnetic core group 03 be buckled on fixing skeleton 01, magnetic core group 03 is made up of two U-shaped magnetic cores, each U-shaped magnetic core comprises: the spreader 032 of two columns be oppositely arranged 033 and connection two columns 033, the end face needs of the column 033 of two U-shaped magnetic cores in electromagnetic component are involutory one by one and fixing, therefore during two U-shaped magnetic core assemblings, first put glue to achieve a fixed connection by the joint face 031 (i.e. the end face of U-shaped magnetic core column) at two U-shaped magnetic cores upper (shown in empty frame in as figure), by iron clamp 04, two U-shaped magnetic cores are clamped again.
At present, the conventional mode that two U-shaped magnetic cores are fixed together is comprised in prior art: iron clamp+joint face anaerobic adhesive, iron clamp+insulating varnish, iron clamp+joint face side point AB glue, but this several fixed form easily allows joint face have glue or flows into glue or have insulating varnish, under hot and humid environment, easily occur that glue or the paint moisture absorption expand, cause that two U-shaped core inductance amounts reduce, the generation of instrument transformer precision or the overproof phenomenon of phase place, affect electromagnetic component result of use.
Utility model content
The utility model provides a kind of electromagnetic component, in order to reduce under hot and humid environment, the joint face of two magnetic cores occurs that glue or the paint moisture absorption expand, and causes that two U-shaped core inductance amounts reduce, the generation of instrument transformer precision or the overproof phenomenon of phase place, in order to improve electromagnetic component result of use.
For achieving the above object, the utility model provides following technical scheme:
The utility model provides a kind of electromagnetic component, comprising: fixing skeleton, described fixing skeleton is wound with some windings, cover the magnetic core group be buckled on described fixing skeleton, described magnetic core group is made up of two U-shaped magnetic cores, and the spreader of two U-shaped magnetic cores is oppositely arranged, and also comprises:
Fixed mechanism, described fixed mechanism cover is buckled in described fixing skeleton, and the side of each U-shaped magnetic core is fixedly connected with described fixed mechanism by fixing glue, with make the joint face of described two U-shaped magnetic cores fit and relatively fixing.
The electromagnetic component that the utility model provides, by fixed mechanism by the joint face of two U-shaped magnetic cores laminating and relatively fixing, during assembling, first involutory for the joint face of two U-shaped magnetic cores cover is buckled on fixing skeleton, again fixed mechanism cover is buckled on fixing skeleton, again by the side point glue at each U-shaped magnetic core so that U-shaped magnetic core is fixed on fixed mechanism, while two U-shaped magnetic cores are bonded on fixed mechanism, the joint face of two U-shaped magnetic cores is just in time fitted, such connected mode can be avoided on the joint face of U-shaped magnetic core, putting glue or avoiding fixing glue to melt the rear generation flowing into the phenomenon of joint face.
So, the electromagnetic component that the utility model provides, can reduce under hot and humid environment, and the joint face of two magnetic cores occurs that glue or the paint moisture absorption expand, cause that two U-shaped core inductance amounts reduce, the generation of instrument transformer precision or the overproof phenomenon of phase place, improve electromagnetic component result of use.
In some optional execution modes, described each spreader of U-shaped magnetic core and/or the side of column are fixedly connected with described fixed mechanism by fixing glue.
In some optional execution modes, described fixed mechanism comprises: two fixed magnetic cores being positioned at described magnetic core group both sides, and each fixed magnetic core is U-shaped.U-shaped magnetic core clamps by two fixed magnetic cores, to be better fixed together by two U-shaped magnetic cores.When U-shaped magnetic core is UU16, fixed magnetic core can directly with the magnetic core (removing its center pillar) of EE19 model, preferably, the length of the spreader of fixed magnetic core be equal to or less than two U-shaped magnetic cores fit together after length, the length of two columns that fixed magnetic core is relative equals the length of each U-shaped magnetic core spreader.During assembling, first involutory for the joint face of two U-shaped magnetic cores cover is buckled on fixing skeleton, then each fixed magnetic core side point glue and be labelled to the both sides of U-shaped magnetic core, to be fixed by U-shaped magnetic core.
In some optional execution modes, the material of described each fixed magnetic core and each U-shaped magnetic core is ferrite class.The material of U-shaped magnetic core also belongs to Ferrite Material, and fixed magnetic core can be made so identical with the thermal coefficient of expansion of U-shaped magnetic core, there will not be because the generation of the inconsistent phenomenon causing U-shaped magnetic core or fixed magnetic core to damage of bi-material thermal coefficient of expansion.
In some optional execution modes, the material of described two fixed magnetic cores is identical, and the material of described two U-shaped magnetic cores is identical.
The material of each fixed magnetic core and each U-shaped magnetic core described in some optional execution modes be MnZn high lead in ferrite, MnZn power ferrite, NiZn ferrite any one.Namely the material of fixed magnetic core and U-shaped magnetic core can be the same or different.
In some optional execution modes, described each fixed magnetic core is identical with the material of each U-shaped magnetic core, and is powder core class.
In some optional execution modes, the material of described each fixed magnetic core and each U-shaped magnetic core is any one in FeSiAl, FeSi, ferrocart core, high magnetic flux powder core, iron nickel molybdenum (MPP) powder core.。Now, fixed magnetic core is identical with the material require of U-shaped magnetic core.
In some optional execution modes, the magnetic permeability of described each fixed magnetic core is lower than the magnetic permeability of described each U-shaped magnetic core.The generation of fixed magnetic core to the interference phenomenon of U-shaped magnetic core place main magnetic circuit can be reduced.
Accompanying drawing explanation
Fig. 1 is electromagnetic component structural representation of the prior art;
Fig. 2 is the detonation configuration schematic diagram of magnetic core of the prior art;
The electromagnetic component structural representation that Fig. 3 provides for the utility model embodiment;
The fixing means flow chart of the magnetic core of a kind of electromagnetic component that Fig. 4 provides for the utility model embodiment.
Reference numeral:
01-fixes skeleton 02-winding
03-magnetic core group 031-joint face
032-spreader 033-column
04-iron clamp 1-fixes skeleton
2-U type magnetic core 21-joint face
22-spreader 23-column
3-fixed mechanism 4-fixing glue
Embodiment
In order to reduce under hot and humid environment, the joint face of two magnetic cores occurs that glue or the paint moisture absorption expand, two U-shaped core inductance amounts are caused to reduce, the generation of instrument transformer precision or the overproof phenomenon of phase place, the utility model embodiment provides a kind of electromagnetic component, in this technical scheme, by fixed mechanism by the joint face of two U-shaped magnetic cores laminating and relatively fixing, during assembling, first involutory for the joint face of two U-shaped magnetic cores cover is buckled on fixing skeleton, again fixed mechanism cover is buckled on fixing skeleton, again by the side point glue at each U-shaped magnetic core so that U-shaped magnetic core is fixed on fixed mechanism, while two U-shaped magnetic cores are bonded on fixed mechanism, the joint face of two U-shaped magnetic cores is just in time fitted, such connected mode can avoid the generation of the phenomenon putting glue or fixing glue thawing inflow joint face on the joint face of U-shaped magnetic core.
For making the purpose of this utility model, technical scheme and advantage clearly, below lifting specific embodiment and the utility model is described in further detail.
As shown in Figure 3, the electromagnetic component structural representation that provides for the utility model embodiment of Fig. 3.The utility model embodiment provides a kind of electromagnetic component, comprising: fixing skeleton 1, and fixing skeleton 1 is wound with some windings, cover the magnetic core group be buckled on fixing skeleton 1, magnetic core group is made up of two U-shaped magnetic cores 2, and the spreader 22 of two U-shaped magnetic cores 2 is oppositely arranged, and also comprises:
Fixed mechanism 3, fixed mechanism 3 cover is buckled in fixing skeleton 1, and the side of each U-shaped magnetic core 2 is fixedly connected with fixed mechanism 3 by fixing glue 4, fits and relatively fixing to make the joint face 21 of two U-shaped magnetic cores 2.
The electromagnetic component that the utility model provides, by fixed mechanism 3 by the joint face of two U-shaped magnetic cores 2 laminating and relatively fixing, during assembling, first the involutory cover of joint face of two U-shaped magnetic cores 2 is buckled on fixing skeleton 1, again fixed mechanism cover is buckled on fixing skeleton 1, again by the side point glue of each U-shaped magnetic core 2 so that U-shaped magnetic core 2 is fixed on fixed mechanism 3, while two U-shaped magnetic cores 2 are bonded on fixed mechanism 3, the joint face 21 of two U-shaped magnetic cores 2 is just in time fitted, such connected mode can be avoided on the joint face 21 of U-shaped magnetic core 2, putting glue or avoiding fixing glue to melt the rear generation flowing into the phenomenon of joint face 21.
So, the electromagnetic component that the utility model provides, can reduce under hot and humid environment, and the joint face of two magnetic cores occurs that glue or the paint moisture absorption expand, cause that two U-shaped core inductance amounts reduce, the generation of instrument transformer precision or the low phenomenon of phase place, improve electromagnetic component result of use.
Preferably, the spreader 22 of each magnetic core and/or the side of column 23 are connected with fixed mechanism 3 by fixing glue, the joint face 21 of the U-shaped magnetic core 2 of lateral distance two of spreader is relatively far away, can better avoid fixing glue to flow into the generation of the phenomenon of the joint face of two U-shaped magnetic cores.When side point glue at column, some glue position needs away from joint face 21.
The concrete structure of above-mentioned fixed mechanism can have multiple, and in order to save material and easy for installation, as shown in Figure 3, fixed mechanism 3 comprises: two fixed magnetic cores being positioned at magnetic core group both sides, and each fixed magnetic core is U-shaped.Two fixed magnetic cores do not participate in magnetic circuit, and two U-shaped magnetic cores 2 can better be fixed together by two fixed magnetic cores.For the U-shaped magnetic core of UU16 type, fixed magnetic core can directly with the magnetic core (removing its center pillar) of EE19 model, preferably, the length of the spreader of fixed magnetic core be equal to or less than two U-shaped magnetic cores fit together after length, the length of two columns that fixed magnetic core is relative equals the length of each U-shaped magnetic core spreader.During assembling, first involutory for the joint face of two U-shaped magnetic cores cover is buckled on fixing skeleton, then each fixed magnetic core side point glue and be labelled to the both sides of U-shaped magnetic core, to be fixed by U-shaped magnetic core.
One is preferably in execution mode, and the material of each fixed magnetic core and each U-shaped magnetic core is ferrite class.The material of U-shaped magnetic core also belongs to Ferrite Material, and fixed magnetic core can be made so identical with the thermal coefficient of expansion of U-shaped magnetic core, there will not be because the generation of the inconsistent phenomenon causing U-shaped magnetic core or fixed magnetic core to damage of bi-material thermal coefficient of expansion.
Further, the material of two fixed magnetic cores is identical, and the material of two U-shaped magnetic cores 2 is identical.
Optionally, the material of each fixed magnetic core and each U-shaped magnetic core be MnZn high lead in ferrite, MnZn power ferrite, NiZn ferrite any one.Namely the material of fixed magnetic core and U-shaped magnetic core can be the same or different.
Optionally, each fixed magnetic core is identical with the material of each U-shaped magnetic core, and is powder core class.
Concrete, the material of each fixed magnetic core and each U-shaped magnetic core is any one in FeSiAl, FeSi, ferrocart core, high magnetic flux powder core, iron nickel molybdenum (MPP) powder core.Now, fixed magnetic core is identical with the material require of U-shaped magnetic core.
In order to less fixed magnetic core is to the generation of the interference phenomenon of U-shaped magnetic core place main magnetic circuit, the magnetic permeability of above-mentioned each fixed magnetic core is lower than the magnetic permeability of each U-shaped magnetic core.
As shown in Figure 4, the fixing means flow chart of the magnetic core of a kind of electromagnetic component that Fig. 4 provides for the utility model embodiment, the utility model additionally provides a kind of fixing means being applied to the magnetic core of above-mentioned electromagnetic component, comprising:
Step S401: involutory for the joint face of two U-shaped magnetic cores cover is buckled on fixing skeleton;
Step S402: fixed mechanism cover is buckled on fixing skeleton;
Step S403: the side of two U-shaped magnetic cores is fixed on fixed mechanism by fixing glue, with make the joint face of two U-shaped magnetic cores fit and relatively fixing.
The fixing means of the magnetic core of the electromagnetic component that the utility model provides, by fixed mechanism by the joint face of two U-shaped magnetic cores laminating and relatively fixing, during assembling, first involutory for the joint face of two U-shaped magnetic cores cover is buckled on fixing skeleton, again fixed mechanism cover is buckled on fixing skeleton, again by the side point glue at each U-shaped magnetic core so that U-shaped magnetic core is fixed on fixed mechanism, while two U-shaped magnetic cores are bonded on fixed mechanism, the joint face of two U-shaped magnetic cores is just in time fitted, such connected mode can be avoided on the joint face of U-shaped magnetic core, putting glue or avoiding fixing glue to melt the rear generation flowing into the phenomenon of joint face.
So, the fixing means of the magnetic core of the electromagnetic component that the utility model provides, can reduce under hot and humid environment, the joint face of two magnetic cores occurs that glue or the paint moisture absorption expand, cause that two U-shaped core inductance amounts reduce, the generation of instrument transformer precision or the overproof phenomenon of phase place, improve electromagnetic component result of use.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.

Claims (9)

1. an electromagnetic component, comprise: fixing skeleton (1), described fixing skeleton (1) is wound with some windings, cover the magnetic core group be buckled on described fixing skeleton (1), described magnetic core group is made up of two U-shaped magnetic cores (2), and the spreader (22) of two U-shaped magnetic cores (2) is oppositely arranged, and it is characterized in that, also comprises:
Fixed mechanism (3), described fixed mechanism (3) cover is buckled in described fixing skeleton (1), the side of each U-shaped magnetic core (2) is fixedly connected with described fixed mechanism (3) by fixing glue, with make the joint face (21) of described two U-shaped magnetic cores (2) fit and relatively fixing.
2. electromagnetic component as claimed in claim 1, it is characterized in that, the side of spreader (22) and/or the side of column (23) of described each U-shaped magnetic core (2) are fixedly connected with described fixed mechanism (3) by fixing glue.
3. electromagnetic component as claimed in claim 1, it is characterized in that, described fixed mechanism (3) comprising: two fixed magnetic cores being positioned at described magnetic core group both sides, and each fixed magnetic core is U-shaped.
4. electromagnetic component as claimed in claim 3, it is characterized in that, the material of described each fixed magnetic core and each U-shaped magnetic core is ferrite class.
5. electromagnetic component as claimed in claim 4, it is characterized in that, the material of described two fixed magnetic cores is identical, and the material of described two U-shaped magnetic cores (2) is identical.
6. electromagnetic component as claimed in claim 5, is characterized in that, the material of described each fixed magnetic core and each U-shaped magnetic core (2) be MnZn high lead in ferrite, MnZn power ferrite, NiZn ferrite any one.
7. electromagnetic component as claimed in claim 3, it is characterized in that, described each fixed magnetic core is identical with the material of each U-shaped magnetic core (2), and is powder core class.
8. electromagnetic component as claimed in claim 7, is characterized in that, the material of described each fixed magnetic core and each U-shaped magnetic core is any one in FeSiAl, FeSi, ferrocart core, high magnetic flux powder core, iron nickel molybdenum MPP powder core.
9. the electromagnetic component as described in any one of claim 3 ~ 8, is characterized in that, the magnetic permeability of described each fixed magnetic core is lower than the magnetic permeability of described each U-shaped magnetic core.
CN201520303485.1U 2015-05-12 2015-05-12 Electromagnetism component Active CN204740935U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520303485.1U CN204740935U (en) 2015-05-12 2015-05-12 Electromagnetism component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520303485.1U CN204740935U (en) 2015-05-12 2015-05-12 Electromagnetism component

Publications (1)

Publication Number Publication Date
CN204740935U true CN204740935U (en) 2015-11-04

Family

ID=54422659

Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
CN (1) CN204740935U (en)

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CP01 Change in the name or title of a patent holder
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Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park building B2

Patentee after: Vitamin Technology Co., Ltd.

Address before: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park building B2

Patentee before: Aimosheng Network Energy Source Co., Ltd.