CN106783056A - Magnetic element, magnetic element install rack and the method for preparing magnetic element - Google Patents
Magnetic element, magnetic element install rack and the method for preparing magnetic element Download PDFInfo
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- CN106783056A CN106783056A CN201510808792.XA CN201510808792A CN106783056A CN 106783056 A CN106783056 A CN 106783056A CN 201510808792 A CN201510808792 A CN 201510808792A CN 106783056 A CN106783056 A CN 106783056A
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- 238000000034 method Methods 0.000 title claims description 28
- 239000000843 powder Substances 0.000 claims description 53
- 238000004804 winding Methods 0.000 claims description 52
- 239000000696 magnetic material Substances 0.000 claims description 38
- 238000009434 installation Methods 0.000 claims description 29
- 230000008569 process Effects 0.000 claims description 11
- 230000004888 barrier function Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 238000009413 insulation Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 4
- 230000008021 deposition Effects 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000001816 cooling Methods 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010421 standard material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920003055 poly(ester-imide) Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- H01F27/02—Casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/02—Arrangements of circuit components or wiring on supporting structure
- H05K7/026—Multiple connections subassemblies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Electromagnets (AREA)
Abstract
Rack and the method for preparing magnetic element are installed The embodiment provides a kind of magnetic element, magnetic element, wherein, the magnetic element includes：Shell, shell is provided with multiple fixed pin；It is arranged on the winding in shell, the first end of winding is provided with the first lead-out wire, second end of winding is provided with the second lead-out wire, first lead-out wire exposes to the first end face of shell, second lead-out wire exposes to the second end face of shell, the first end face of shell and the second end face of shell are two opposing end surfaces of shell, and the part that the first lead-out wire exposes to first end face is provided with the first binding post, and the part that the second lead-out wire exposes to second end face is provided with the second binding post；The magnetic core in shell is filled in, and winding is covered by magnetic core, embodiments of the invention can reduce the production cost of magnetic element, improve the production efficiency of magnetic element.
Description
Technical field
The present invention relates to technical field of electronic products, more particularly to a kind of magnetic element, magnetic element fitting machine
Cabinet and the method for preparing magnetic element.
Background technology
With the fast development of industry, large-scale power electronic equipment is more and more extensive in the application of every profession and trade, magnetic
Property element is one of most important part in power electronic equipment because they largely determine it is whole
The performance of machine, efficiency and size.
But the winding and magnetic core of current magnetic element are customed product, so cause the volume chi of magnetic element
It is very little different, causing magnetic element cabinet design variation to be installed, is complicated, and hand is used current winding more
The mode of work coiling is machined, and causes high cost, the low production efficiency of magnetic element.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of magnetic element, magnetic element to install rack and prepare magnetic
Property element method, can reduce the production cost of magnetic element, improve the production efficiency of magnetic element.
In order to achieve the above object, The embodiment provides a kind of magnetic element, including：
Shell, shell is provided with multiple fixed pin；
The winding in shell is arranged on, the first end of winding is provided with the first lead-out wire, and the second end of winding is provided with
Second lead-out wire, the first lead-out wire exposes to the first end face of shell, and the second lead-out wire exposes to the of shell
Biend, the first end face of shell and the second end face of shell are two opposing end surfaces of shell, the first lead-out wire
The part for exposing to first end face is provided with the first binding post, and the second lead-out wire exposes to the portion of second end face
Divide and be provided with the second binding post；
The magnetic core in shell is filled in, and winding is covered by magnetic core.
Wherein, shell is rectangular structure, and the top surface of rectangular structure is the first hatch frame, and cuboid
The first end face of structure is provided with the first groove, and the first lead-out wire is arranged in the first groove and to expose to first recessed
Groove, the second end face of rectangular structure is provided with the second groove, and the second lead-out wire is arranged in the second groove and outer
The second groove is exposed to, the bottom surface of rectangular structure is provided with multiple fin.
Wherein, shell is cylindrical structural, and the first end face of cylindrical structural is the second hatch frame, first
Lead-out wire exposes to the first hatch frame, and the second end face of cylindrical structural is the 3rd hatch frame, and second draws
Outlet exposes to the second hatch frame, and the outer surface of cylindrical structural is provided with multiple fin.
Wherein, the outer surface of the coiling of coiling formation winding is provided with insulating barrier, and insulating barrier is that ceramic insulation is applied
The bed of material.
Embodiments of the invention additionally provide a kind of magnetic element and install rack, for installing above-mentioned magnetic unit
Part, the magnetic element installs rack to be included：
Multiple installation units, installation unit is provided with the 3rd binding post and the 4th binding post,
Wherein, magnetic element is arranged on installation unit by multiple fixed pin, the 3rd binding post and magnetic
The first binding post connection on first lead-out wire of element, the 4th binding post draws with the second of magnetic element
The second binding post connection in outlet, and the adjacent installation unit for the being provided with magnetic element series connection of each two
Connect or be connected in parallel.
Embodiments of the invention additionally provide a kind of method for preparing magnetic element, for preparing above-mentioned magnetic
Element, the method includes：
Winding is positioned in shell, the first lead-out wire wherein on winding exposes to the first end face of shell,
The second lead-out wire on winding exposes to the second end face of shell；
To filling magnetic material powder in shell；
Curing process is carried out to the magnetic material powder in shell, magnetic material powder is formed magnetic core.
Wherein, the step of curing process being carried out to the magnetic material powder in shell, including：
Pressing operation is carried out to the magnetic material powder in shell.
Wherein, to magnetic material powder is filled in shell the step of, including：
To the powder that magnetic material powder and mixed with resin are injected in shell,
Correspondingly, the step of curing process being carried out to the magnetic material powder in shell, including：
Curing process is carried out to the magnetic material powder and the powder of mixed with resin in shell.
Wherein, to magnetic material powder is filled in shell the step of, including：
By in magnetic material powder penetrating shell by way of penetrating deposition.
Wherein, before the step during winding is placed on into shell, method also includes：
Coiling is carried out to coiling by winding mould and forms winding.
Such scheme of the invention at least includes following beneficial effect：
In an embodiment of the present invention, the winding unification of magnetic element is processed by winding mould to coiling
It is obtained, so as to be effectively reduced the production cost of magnetic element, improves the production efficiency of magnetic element.Simultaneously
The magnetic core of magnetic element is filled in the shell of magnetic element and covers the winding of magnetic element, so that effectively
Reduce the leakage field degree of magnetic element.
Brief description of the drawings
Fig. 1 is one of structural representation of magnetic element in first embodiment of the invention；
Fig. 2 is the two of the structural representation of magnetic element in first embodiment of the invention；
Fig. 3 is the three of the structural representation of magnetic element in first embodiment of the invention；
Fig. 4 is the four of the structural representation of magnetic element in first embodiment of the invention；
Fig. 5 is the five of the structural representation of magnetic element in first embodiment of the invention；
Fig. 6 is the six of the structural representation of magnetic element in first embodiment of the invention；
Fig. 7 is the seven of the structural representation of magnetic element in first embodiment of the invention；
Fig. 8 is the eight of the structural representation of magnetic element in first embodiment of the invention；
Fig. 9 is the nine of the structural representation of magnetic element in first embodiment of the invention；
Figure 10 is the scheme of installation of magnetic element installation rack and magnetic element in second embodiment of the invention；
Figure 11 is the structural representation of magnetic element installation rack in second embodiment of the invention；
Figure 12 be third embodiment of the invention in prepare magnetic element method flow chart.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although being shown in accompanying drawing
The exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure without should be by
Embodiments set forth here is limited.Conversely, there is provided these embodiments are able to be best understood from this
It is open, and can by the scope of the present disclosure it is complete convey to those skilled in the art.
First embodiment
As shown in Fig. 1~Fig. 9, the first embodiment of the present invention provides a kind of magnetic element, magnetic unit
Part includes：Shell 1, shell 1 is provided with multiple fixed pin 2；The winding 3 in shell 1 is arranged on, around
The first end of group 3 is provided with the first lead-out wire 4, and the second end of winding 3 is provided with the second lead-out wire 5, and first draws
Outlet 4 exposes to the first end face of shell 1, and the second lead-out wire 5 exposes to the second end face of shell 1, outward
The first end face of shell 1 and the second end face of shell 1 are two opposing end surfaces of shell 1, the first lead-out wire 4
The part for exposing to first end face is provided with the first binding post, and the second lead-out wire 5 exposes to second end face
Part is provided with the second binding post；The magnetic core in shell 1 is filled in, and winding 3 is covered by magnetic core.
Wherein, the second wiring on the first binding post and the second lead-out wire 5 on above-mentioned first lead-out wire 4
Terminal is easy to connection to install using the terminal of standard.
In the first embodiment of the present invention, above-mentioned winding 3 can using copper conductor, aluminum conductor or other lead
System into.And in order to ensure the insulating properties on the surface of winding 3, the outer surface that coiling forms the coiling of winding 3 sets
Putting (for example wrap up) has insulating barrier, and the insulating barrier can (for example polyester/polyimides be exhausted for insulation film
Edge layer).And when the temperature requirement to magnetic element is higher, the insulating barrier can be ceramic insulation dope layer.
Wherein, the ceramic insulation dope layer heatproof is up to hundreds of degree even thousands of degree.If it should be noted that above-mentioned
If coiling is enamel-covered wire, due to the insulating barrier that enamel-covered wire is carried in itself, therefore just need not be in the outer of coiling
Surface is further added by extra insulating barrier.
In the first embodiment of the present invention, the manufacture craft of above-mentioned winding 3 is obtained using Standardization Process,
To obtain standardized winding 3.Specifically, can by unified winding mould (for example stand around mould,
Circle is around mould etc.) prepared winding 3 is processed to coiling, specific obtained winding 3 is that vertical winding 3 is gone back
It is that round type winding 3 is determined by the type of winding mould.Certain specifically used which type of winding mould, can be with
Selected according to actual needs.
In the first embodiment of the present invention, the material of above-mentioned magnetic core uses standardized materials, and specific material can
According to different with different materials is used, also dependent on different loss requirements, direct current biasing requirement, spirit
It is living to change material mixture ratio to meet performance requirement.Preferably, the material of the magnetic core can be magnetic material powder
Or be magnetic material powder and the powder of mixed with resin, wherein magnetic material powder can for iron, silicon,
The alloy powder of aluminium etc..
In the first embodiment of the present invention, as shown in Fig. 1~Fig. 5, above-mentioned shell 1 can be cuboid
Structure, and the first end face of the rectangular structure is provided with the first groove, the first lead-out wire 4 is arranged in first
Groove and the first groove is exposed to, the second end face of the rectangular structure is provided with the second groove, and second draws
Line 5 is arranged in the second groove and exposes to the second groove.In order to improve the radiating efficiency of magnetic element, it is desirable to
The bottom surface of above-mentioned rectangular structure is provided with multiple fin 6 (fin 6 is integrally formed with shell 1).
Additionally, for the ease of being pressed into magnetic core toward injection Magnaglo etc. in shell 1 when magnetic element is manufactured,
The top surface for seeking above-mentioned rectangular structure is the first hatch frame.
In the first embodiment of the present invention, as shown in figs. 6-9, above-mentioned shell 1 is except being cuboid
Can also be cylindrical structural outside structure, and the first end face of the cylindrical structural is the second hatch frame,
First lead-out wire 4 exposes to the first hatch frame, and the second end face of cylindrical structural is the 3rd hatch frame,
Second lead-out wire 5 exposes to the second hatch frame.For the purposes of improving the radiating efficiency of magnetic element, it is desirable to
The outer surface of above-mentioned cylindrical structural is provided with multiple fin 6 (fin 6 is integrally formed with shell 1).
Additionally, when magnetic element is manufactured, can be by above-mentioned second hatch frame and the 3rd hatch frame toward shell
1 inner injection Magnaglo etc. is pressed into magnetic core.
It should be noted that in order to standardized magnetic element is obtained, above-mentioned shell 1 also has standardized wanting
Ask.I.e. can be according to actual needs, it is stipulated that (the shell 1 or the shell of cylinder of cuboid of shell 1
1) size.It is understood that in the first embodiment of the present invention, not limiting the tool of shell 1
Body size.
In the first embodiment of the present invention, in above-mentioned magnetic element, because magnetic core is filled in shell 1
And above-mentioned winding 3 (i.e. winding 3 is encapsulated in magnetic core) is covered, so as to be effectively reduced magnetic element
Leakage field degree.
In the first embodiment of the present invention, the winding 3 of magnetic element is obtained using standard technology, magnetic unit
The magnetic core of part uses standard material, such that it is able to the requirement according to different electric current and inductance value, produces not
The standard items of same magnetic element, for customer selecting.Certainly, due to the standardization of magnetic element so that
The R＆D cycle of magnetic element is short, while large batch of standard raw material, can reduce being produced into for magnetic element
This, improves the production efficiency of magnetic element.
Second embodiment
As shown in Figure 10~Figure 11, the second embodiment of the present invention provides a kind of magnetic element and installs rack,
For installing above-mentioned magnetic element 8, wherein, the magnetic element installs rack to be included：Multiple installation units
7, installation unit 7 is provided with the 3rd binding post and the 4th binding post.
Wherein, magnetic element 8 is fixed on installation unit 7 by the fixed pin of multiple of itself, and installs single
3rd binding post of unit 7 is connected with the first binding post on the first lead-out wire of magnetic element 8, installs
4th binding post of unit 7 is connected with the second binding post on the second lead-out wire of magnetic element 8, and
The adjacent installation unit 7 for being provided with magnetic element 8 of each two is connected in series or is connected in parallel, so as to realize
Being connected in series between magnetic element 8 is connected in parallel.I.e., it is assumed that two installations for being provided with magnetic element 8
Unit 7 is if being connected in series, then be separately mounted to two magnetic elements on the two installation units 7
8 are connected in series；If similarly two installation units 7 for being provided with magnetic element 8 are if being connected in parallel,
Two magnetic elements 8 being so separately mounted on the two installation units 7 are connected in parallel.As for every
Two adjacent installation units 7 are connected in series or are connected in parallel on earth, by specific power (for example
10 kilovolt-amperes, 25 kilovolt-amperes, 50 kilovolt-amperes, 100 kilovolt-amperes etc.) require to determine.
Additionally, above-mentioned magnetic element installs rack specifically includes how many installation units 7, it is also possible to according to reality
Border demand is adjusted.Preferably, above-mentioned magnetic element installs rack includes 75 installation units 7.
In the second embodiment of the present invention, the 3rd binding post of above-mentioned installation unit 7 and the 4th terminals
Son is on standard terminals, and the 3rd binding post of installation unit 7 and the first lead-out wire of magnetic element 8
The first binding post be the equal of a pair of male and female interfaces of standard, the 4th binding post of installation unit 7 with
The second binding post on second lead-out wire of magnetic element 8 also corresponds to be a pair of male and female interfaces of standard,
Magnetic element 8 is installed in magnetic element installs each installation unit 7 of rack so as to convenient, and in magnetic unit
Part is installed and the busbar that confluxes is realized on rack.
It should be noted that when magnetic element installs rack and power-supply system (such as uninterruptible power system)
When supporting the use, it is connected with power-supply system by external cable.And in order to meet use demand, above-mentioned magnetic
Component mounter cabinet may be needed according to phase subregion, and interregional insulated from each other.
In the second embodiment of the present invention, the temperature rise that rack is installed to meet magnetic element limits requirement,
The magnetic element is also equipped with cooling system in installing rack, and the cooling system can be air cooling system or liquid
Cooling system.Specifically, if cooling system is air cooling system, can be by the wind in magnetic element installation rack
Fan is installed on road to realize；And if cooling system is liquid cooling system, can be by the bottom of each magnetic element 8
The mode for laying the cold pipe of liquid is realized.Wherein, above-mentioned air channel is the gap between every two-layer magnetic element 8, and
Fin on above-mentioned magnetic element 8 is along the air channel.
In the second embodiment of the present invention, due to the 3rd binding post on installation unit 7 and the 4th wiring
Terminal is standard terminals, and respectively with magnetic element 8 on the first binding post and the second terminals subgroup
Into male and female interface so that the design that magnetic element installs rack is simplified, and unification also allows for magnetic certainly
The installation of element 8 and replacing, and then reduce design cost and production cost that magnetic element installs rack.
3rd embodiment
As shown in figure 12, the third embodiment of the present invention provides a kind of method for preparing magnetic element, uses
In above-mentioned magnetic element is prepared, the method includes：
Step S1201, winding is positioned in shell, and the first lead-out wire wherein on winding exposes to shell
First end face, the second lead-out wire on winding exposes to the second end face of shell.
In the third embodiment of the present invention, it is necessary to pass through winding mould (example before step S1201 is performed
Such as stand around mould, circle around mould) coiling formation winding is carried out to coiling.
Step S1202, to filling magnetic material powder in shell.
In the third embodiment of the present invention, magnetic material powder can be the alloy powder of iron, silicon, aluminium etc..
Step S1203, curing process is carried out to the magnetic material powder in shell, makes magnetic material powder shape
Into magnetic core.
In the third embodiment of the present invention, according to different utilizations, different loss requirements, direct current biasing will
Ask, the magnetic material powder filled in above-mentioned steps S1202 can be adjusted correspondingly, correspondingly, step
Curing process mode in S1203 can also be adjusted according to above-mentioned requirements.
Specifically, when the just only magnetic material powder of filling (injecting) in step S1202, step
S1203's concretely comprises the following steps：Pressing operation is carried out to the magnetic material powder in shell so that in shell
It is magnetic core that magnetic material powder is compressing.It is magnetic material powder and resin when what is filled in step S1202
During the powder for mixing, step S1203's concretely comprises the following steps：To the magnetic material powder in shell and tree
The powder that fat is mixed is solidified (such as baking-curing) treatment so that the magnetic material powder in shell
The powder curing of end and mixed with resin is into magnetic core, naturally it is also possible to the magnetic material powder allowed in shell with
The powder spontaneous curing of mixed with resin is into magnetic core.
It should be noted that when the magnetic core requirement of magnetic element is the magnetic core of high magnetic permeability, step S1202
Concretely comprise the following steps：Magnetic material powder (only comprising magnetic material powder) is sprayed by way of penetrating deposition
In entering shell.And then its deposition cure into magnetic core is made.
In the third embodiment of the present invention, the winding of standard is obtained by winding mould, with standard material (magnetic
Property material powder, or magnetic material powder and mixed with resin powder) be pressed into magnetic core, so as to make
The magnetic element of the standard of obtaining, so as to be effectively reduced the production cost of magnetic element, improves the life of magnetic element
Produce efficiency.
The above is the preferred embodiment of the present invention, it is noted that for the common skill of the art
For art personnel, on the premise of principle of the present invention is not departed from, some improvements and modifications can also be made,
These improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of magnetic element, it is characterised in that including：
Shell, the shell is provided with multiple fixed pin；
The winding in the shell is arranged on, the first end of the winding is provided with the first lead-out wire, the winding
The second end be provided with the second lead-out wire, first lead-out wire exposes to the first end face of the shell, described
Second lead-out wire exposes to the second end face of the shell, and the of the first end face of the shell and the shell
Biend is two opposing end surfaces of the shell, and first lead-out wire exposes to the part of the first end face
The first binding post is provided with, the part that second lead-out wire exposes to the second end face is provided with second
Binding post；
The magnetic core in the shell is filled in, and the winding is covered by the magnetic core.
2. magnetic element as claimed in claim 1, it is characterised in that the shell is rectangular structure,
The top surface of the rectangular structure is the first hatch frame, and the first end face of the rectangular structure is provided with
First groove, first lead-out wire is arranged in first groove and exposes to first groove, described
The second end face of rectangular structure is provided with the second groove, and second lead-out wire is arranged in second groove
And second groove is exposed to, the bottom surface of the rectangular structure is provided with multiple fin.
3. magnetic element as claimed in claim 1, it is characterised in that the shell is cylindrical structural,
The first end face of the cylindrical structural is the second hatch frame, and first lead-out wire exposes to described first
Hatch frame, the second end face of the cylindrical structural is the 3rd hatch frame, and second lead-out wire exposes
In second hatch frame, the outer surface of the cylindrical structural is provided with multiple fin.
4. magnetic element as claimed in claim 1, it is characterised in that coiling formed the winding around
The outer surface of line is provided with insulating barrier, and the insulating barrier is ceramic insulation dope layer.
5. a kind of magnetic element installs rack, for installing the magnetic as described in any one of Claims 1 to 4
Element, it is characterised in that the magnetic element installs rack to be included：
Multiple installation units, the installation unit is provided with the 3rd binding post and the 4th binding post,
Wherein, the magnetic element is arranged on the installation unit by the multiple fixed pin, and described the
Three binding posts are connected with the first binding post on the first lead-out wire of the magnetic element, and the described 4th connects
Line terminals are connected with the second binding post on the second lead-out wire of the magnetic element, and each two is adjacent
The installation unit for being provided with the magnetic element is connected in series or is connected in parallel.
6. a kind of method for preparing magnetic element, for preparing the magnetic as described in any one of Claims 1 to 4
Property element, it is characterised in that methods described includes：
Winding is positioned in shell, wherein the first lead-out wire on the winding exposes to the of the shell
End face, the second lead-out wire on the winding exposes to the second end face of the shell；
To filling magnetic material powder in the shell；
Curing process is carried out to the magnetic material powder in the shell, the magnetic material powder is formed magnetic
Core.
7. method as claimed in claim 6, it is characterised in that the magnetic material in the shell
The step of feed powder end carries out curing process, including：
Pressing operation is carried out to the magnetic material powder in the shell.
8. method as claimed in claim 6, it is characterised in that described to filling magnetic in the shell
The step of material powder, including：
To the powder that magnetic material powder and mixed with resin are injected in the shell,
Correspondingly, the step of magnetic material powder in the shell carries out curing process, including：
Curing process is carried out to the magnetic material powder and the powder of mixed with resin in the shell.
9. method as claimed in claim 6, it is characterised in that described to filling magnetic in the shell
The step of material powder, including：
By in the magnetic material powder penetrating shell by way of penetrating deposition.
10. method as claimed in claim 6, it is characterised in that winding is placed in shell described
The step of before, methods described also includes：
Coiling is carried out to coiling by winding mould and forms the winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808792.XA CN106783056A (en) | 2015-11-20 | 2015-11-20 | Magnetic element, magnetic element install rack and the method for preparing magnetic element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510808792.XA CN106783056A (en) | 2015-11-20 | 2015-11-20 | Magnetic element, magnetic element install rack and the method for preparing magnetic element |
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| Publication Number | Publication Date |
|---|---|
| CN106783056A true CN106783056A (en) | 2017-05-31 |
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| CN201510808792.XA Pending CN106783056A (en) | 2015-11-20 | 2015-11-20 | Magnetic element, magnetic element install rack and the method for preparing magnetic element |
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| CN1372272A (en) * | 2001-02-21 | 2002-10-02 | Tdk株式会社 | Coil encapsulated molded powder magnetic core and manufacturing method thereof |
| CN1481561A (en) * | 2001-02-27 | 2004-03-10 | ���µ�����ҵ��ʽ���� | Coil element and manufacturing method thereof |
| CN203179666U (en) * | 2013-03-25 | 2013-09-04 | 一诺科技股份有限公司 | Signal transformer |
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| CN203896174U (en) * | 2014-05-30 | 2014-10-22 | 艾默生网络能源有限公司 | Integrated four-quadrant frequency converter |
| CN104955293A (en) * | 2014-03-27 | 2015-09-30 | 特富特科技(深圳)有限公司 | Electromagnetic device encapsulation shell |
| CN205451978U (en) * | 2015-11-20 | 2016-08-10 | 特富特科技(深圳)有限公司 | Magnetic element and magnetic element installation rack |
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| CN203179666U (en) * | 2013-03-25 | 2013-09-04 | 一诺科技股份有限公司 | Signal transformer |
| CN104955293A (en) * | 2014-03-27 | 2015-09-30 | 特富特科技(深圳)有限公司 | Electromagnetic device encapsulation shell |
| CN203896174U (en) * | 2014-05-30 | 2014-10-22 | 艾默生网络能源有限公司 | Integrated four-quadrant frequency converter |
| CN205451978U (en) * | 2015-11-20 | 2016-08-10 | 特富特科技(深圳)有限公司 | Magnetic element and magnetic element installation rack |
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Application publication date: 20170531 |