CN107240486A - Exoskeletal inductor - Google Patents
Exoskeletal inductor Download PDFInfo
- Publication number
- CN107240486A CN107240486A CN201710608155.7A CN201710608155A CN107240486A CN 107240486 A CN107240486 A CN 107240486A CN 201710608155 A CN201710608155 A CN 201710608155A CN 107240486 A CN107240486 A CN 107240486A
- Authority
- CN
- China
- Prior art keywords
- magnetic core
- exoskeletal
- axles
- axle
- insulation board
- Prior art date
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims abstract description 29
- 238000009413 insulation Methods 0.000 claims abstract description 24
- 238000010276 construction Methods 0.000 claims abstract description 4
- 230000004888 barrier function Effects 0.000 claims description 17
- 239000003292 glue Substances 0.000 claims description 15
- 239000002390 adhesive tape Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 238000007373 indentation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229920001342 Bakelite® Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000000926 separation method Methods 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
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
- H01F3/14—Constrictions; Gaps, e.g. air-gaps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F37/00—Fixed inductances not covered by group H01F17/00
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a kind of exoskeletal inductor, including insulation board, core assembly and winding coil, core assembly is arranged on described insulation board, including the first magnetic core, the second magnetic core, the first half magnetic core axles and the second half magnetic core axles；The first half magnetic cores are located on the inside of the first magnetic core and are integrated with the first magnetic core, and the second half magnetic cores are located on the inside of the second magnetic core and are integrated with the second magnetic core；It is symmetrical arranged centered on the contact plane that first magnetic core and the second magnetic core are combined by the first half magnetic core axles and the second half magnetic core axles；The first half magnetic core axles and the second half magnetic core axles are spliced to form magnetic core axle, and magnetic core axle is parallel with insulation board, and its surface wrap insulating paper, described winding coil is wrapped in insulating paper outer surface；The insulating paper two ends difference coiling first gear wall construction of tubular structure.Space is not only saved using the present invention, it is cost-effective, and also inductance availability greatly improves.
Description
Technical field
The present invention relates to inductor field, especially a kind of exoskeletal inductor, device.
Background technology
Inductor is the element that electric energy can be converted into magnetic energy and stored.Inductor is general by skeleton, winding, screen
Cover the composition such as cover, encapsulating material, magnetic core or iron core.
Skeleton refers to the support of coiling.Enamel-covered wire (or cotton-covered wire) is looped around on skeleton, then by magnetic core or the copper heart,
Iron core etc. loads the inner chamber of skeleton, to improve its inductance value.Skeleton is typically to be made of plastics, bakelite, ceramics, according to reality
Need that different shapes can be made.The support of skeleton causes inductor overall volume big, and magnetic density is low, the utilizability of inductance
It is not high.
The content of the invention
It is an object of the invention to provide a kind of exoskeletal inductor device.
What the present invention was solved is that current inductor is generally the inductor for having skeletal support, and this inductor has overall body
Product is big, and magnetic density is low, the problem of utilizability of inductance is not high.
The present invention solve its technical problem use technical scheme be：The present invention includes insulation board, core assembly and winding
Coil, described core assembly is arranged on described insulation board, including the first magnetic core, the second magnetic core, the first half magnetic core axles and
The second half magnetic core axles；Described the first half magnetic core is located on the inside of the first magnetic core and is integrated with the first magnetic core, described second
Half magnetic core is located on the inside of the second magnetic core and is integrated with the second magnetic core；Described the first magnetic core and the second magnetic core are with the first half magnetic
It is symmetrical arranged centered on the contact plane that mandrel and the second half magnetic core axles are combined；The first half magnetic core axle and the second half magnetic core axles
Magnetic core axle is spliced to form, the magnetic core axle is parallel with insulation board, its surface wrap insulating paper, described insulating paper coiling constitutes cylinder
Shape structure, described magnetic core axle passes through the center of tubular structure；Described winding coil is wrapped in insulating paper outer surface；The cylinder
The insulating paper two ends difference coiling first gear wall construction of shape structure.
Further, the first barrier wall structure side is contacted with winding coil, and the side wall of opposite side and core assembly connects
Touch.
Further, the second barrier wall structure, the second barricade knot are respectively equipped with above and below first barrier wall structure
The side of structure is contacted with winding coil, and opposite side is contacted with the side wall of core assembly.
Further, the first described magnetic core and the second magnetic core are respectively arranged below with pillar, described pillar and insulation
It is adhesively fixed between plate using fixing glue.
Further, fixing glue is covered on the contact plane that described the first half magnetic core axle and the second half magnetic core axles are combined.
Further, described insulating paper is poly- fragrant paper.
Further, adhesive tape is wound on the lateral wall of the core assembly；The surface wrap adhesive tape of the winding coil.
Further, described magnetic core axle is provided with one section of breach in the axial direction, and described indentation, there fills a filling block, institute
The filling block stated forms gap structure between the magnetic core axle of both sides respectively.
Further, the material of the filling block is identical with the material of magnetic core axle, and described gap structure is equal by magnetic core axle
It is even to be divided into three sections, fixing glue is filled at gap structure.
Further, lead is drawn on the winding coil, described lead constitutes terminals through insulation board.
The beneficial effects of the invention are as follows：Compared with prior art, the present invention has advantages below：
1. whole inductor is made up of core assembly, winding coil and insulation board, the support without skeleton, magnetic density is high,
The availability of inductance is high；
2. the lower section of magnetic core is provided with the pillar that is connected with insulation board, pillar can support magnetic core, be winding coil around
System reserves more spaces；
3. magnetic core axle is uniformly divided into three sections by the gap structure on magnetic core axle.Gap structure can reduce the damage of inductor
Consumption, reduces coil heating, extends the service life of inductor；
4. the first barrier wall structure and the second barrier wall structure have constraint coil, increase the effect of insulation distance.
5. inductor overall volume reduces, the space that winding coil is present is big, and the overall weight of inductor mitigates, and is produced into
This reduction.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of the first magnetic core of the present invention.
Fig. 3 is the diagrammatic cross-section of the present invention.
Fig. 4 is Fig. 1 side view..
Fig. 5 is that the magnetic core axle of the present invention is divided into uniform three sections of structural representation.
In figure：1. insulation board；2. core assembly；20. the first magnetic core；21. the first half magnetic core axles；22. the second half magnetic core axles；
23. the second magnetic core；24. contact plane；25. filling block；26. gap structure；3. winding coil；4. the second barrier wall structure；5.
Post；6. fixing glue；7. lead；8. insulating paper；9. the first barrier wall structure；10. adhesive tape.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As depicted in figs. 1 and 2, the present invention includes insulation board 1, core assembly 2 and winding coil 3.Core assembly 2 is arranged on
On insulation board 1, including the first magnetic core 20, the second magnetic core 23, the first half magnetic core axles 21 and the second half magnetic core axles 22.The first half magnetic cores
Axle 21 is integrated located at the inner side of the first magnetic core 20 and with the first magnetic core 20, the second half magnetic core axles 22 located at the inner side of the second magnetic core 23 simultaneously
It is integrated with the second magnetic core 23.First magnetic core 20 and the second magnetic core 23 are combined with the first half magnetic core axles 21 and the second half magnetic core axles 22
Contact plane 24 centered on be symmetrical arranged.The overlying of contact plane 24 that the first half magnetic core axles 21 and the second half magnetic core axles 22 are combined
Lid fixing glue 6.Therefore, connect and be fixed together using fixing glue 6 between the first magnetic core 20 and the second magnetic core 23.
As shown in figure 3, the first half magnetic core axles 21 and the second half magnetic core axles 22 are spliced to form magnetic core axle, magnetic core axle and insulation board
1 is parallel, its surface wrap insulating paper 8, and the coiling of insulating paper 8 constitutes tubular structure, and magnetic core axle passes through the center of tubular structure.Due to
Magnetic core axle can not directly be contacted with winding coil 3, so in the surface wrap insulating paper 8 of magnetic core axle, the material of insulating paper 8 is poly-
Fragrant paper.Winding coil 3 is wrapped in the outer surface of insulating paper 8, is wound before winding coil 3 is wound first with adhesive tape on the outside of poly- fragrant paper
One circle.
The two ends of the insulating paper 8 difference coiling first gear wall construction 9 of tubular structure.The side of first barrier wall structure 9 and winding wire
Circle 8 is contacted, and opposite side is contacted with the side wall of core assembly 2.The thickness control of first barrier wall structure 9 is in 2cm.
As shown in figure 1, being respectively equipped with the second barrier wall structure 4 above and below the first barrier wall structure 9.Second barrier wall structure
4 side is contacted with winding coil 3, and opposite side is contacted with the side wall of core assembly 2.First barrier wall structure 9 and the second barricade knot
Structure 4 has constraint coil, increases the effect of insulation distance.
First magnetic core 20 and the second magnetic core 23 are respectively arranged below with pillar 5, using fixing between pillar 5 and insulation board 1
Glue 6 is adhesively fixed.Pillar 5 can support core assembly 2, be that more spaces are reserved in the coiling of winding coil 3.
As shown in figure 4, winding adhesive tape 10 on the lateral wall of core assembly, the surface of winding coil also winds adhesive tape.Adhesive tape
Effect be to be tightly fastened the first magnetic core 20 and the second magnetic core 23, prevent the first magnetic core 20 and the second magnetic core 23 after fixing glue degumming
Separation；Coil is fettered, prevents coil from loosening.
Magnetic core axle is provided with one section of breach in the axial direction, and indentation, there fills a filling block 25, filling block 25 respectively with both sides
Gap structure 26 is formed between magnetic core axle.
The material of filling block 25 is identical with the material of magnetic core axle, and magnetic core axle is uniformly divided into three sections, air gap by gap structure 26
Fixing glue 6 is filled at structure 26.Fixing glue 6 as the connection of filling block 25 and magnetic core axle binding agent.Gap structure 26 can
The loss of inductor is reduced, the heating of coil is reduced, extends the service life of inductor.
Lead 7 is drawn on winding coil 3, lead 7 constitutes terminals through insulation board 1.Between lead 7 and insulation board 1
It is to be fixed using fixing glue 6.
Claims (10)
1. a kind of exoskeletal inductor, it is characterised in that including insulation board, core assembly and winding coil, described core assembly
On described insulation board, including the first magnetic core, the second magnetic core, the first half magnetic core axles and the second half magnetic core axles；Described
The first half magnetic cores are located on the inside of the first magnetic core and are integrated with the first magnetic core, and described the second half magnetic core is located in the second magnetic core
Inner side is simultaneously integrated with the second magnetic core；Described the first magnetic core and the second magnetic core are with the first half magnetic core axles and the second half magnetic core axle knots
It is symmetrical arranged centered on the contact plane of conjunction；The first half magnetic core axle and the second half magnetic core axles are spliced to form magnetic core axle, described
Magnetic core axle is parallel with insulation board, its surface wrap insulating paper, and described insulating paper coiling constitutes tubular structure, described magnetic core axle
Through the center of tubular structure；Described winding coil is wrapped in insulating paper outer surface；The insulating paper two ends of the tubular structure
Difference coiling first gear wall construction.
2. exoskeletal inductor according to claim 1, it is characterised in that the first barrier wall structure side and winding wire
Circle contact, opposite side is contacted with the side wall of core assembly.
3. exoskeletal inductor according to claim 1, it is characterised in that above and below first barrier wall structure
The second barrier wall structure is respectively equipped with, the side of the second barrier wall structure is contacted with winding coil, the side wall of opposite side and core assembly
Contact.
4. exoskeletal inductor according to claim 1, it is characterised in that under described the first magnetic core and the second magnetic core
Side is respectively equipped with pillar, is adhesively fixed between described pillar and insulation board using fixing glue.
5. exoskeletal inductor according to claim 1, it is characterised in that described the first half magnetic core axle and the second half magnetic
Fixing glue is covered on the contact plane that mandrel is combined.
6. exoskeletal inductor according to claim 1, it is characterised in that described insulating paper is poly- fragrant paper.
7. exoskeletal inductor according to claim 1, it is characterised in that wind glue on the lateral wall of the core assembly
Band；The surface wrap adhesive tape of the winding coil.
8. exoskeletal inductor according to claim 1, it is characterised in that described magnetic core axle is provided with one section in the axial direction
Breach, described indentation, there fills a filling block, and described filling block forms gap structure between the magnetic core axle of both sides respectively.
9. exoskeletal inductor according to claim 8, it is characterised in that the material of the filling block and the material of magnetic core axle
Matter is identical, and magnetic core axle is uniformly divided into three sections by described gap structure, and fixing glue is filled at gap structure.
10. exoskeletal inductor according to claim 1, it is characterised in that lead is drawn on the winding coil, described
Lead through insulation board constitute terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710608155.7A CN107240486A (en) | 2017-07-24 | 2017-07-24 | Exoskeletal inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710608155.7A CN107240486A (en) | 2017-07-24 | 2017-07-24 | Exoskeletal inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107240486A true CN107240486A (en) | 2017-10-10 |
Family
ID=59988168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710608155.7A Pending CN107240486A (en) | 2017-07-24 | 2017-07-24 | Exoskeletal inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107240486A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444361A (en) * | 2019-09-09 | 2019-11-12 | 天通瑞宏科技有限公司 | High frequency high saturation magnetic flux density ferrite and preparation method and inductor and transformer |
| CN113314338A (en) * | 2021-04-25 | 2021-08-27 | 洛阳轴承研究所有限公司 | Frameless magnetic bearing stator and coil winding tool and winding method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206022065U (en) * | 2016-08-25 | 2017-03-15 | 佛山市顺德区万信电子电器有限公司 | A kind of exoskeletal high frequency transformer |
| CN206961646U (en) * | 2017-07-24 | 2018-02-02 | 友邦电气（平湖）股份有限公司 | Exoskeletal inductor |
-
2017
- 2017-07-24 CN CN201710608155.7A patent/CN107240486A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206022065U (en) * | 2016-08-25 | 2017-03-15 | 佛山市顺德区万信电子电器有限公司 | A kind of exoskeletal high frequency transformer |
| CN206961646U (en) * | 2017-07-24 | 2018-02-02 | 友邦电气（平湖）股份有限公司 | Exoskeletal inductor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444361A (en) * | 2019-09-09 | 2019-11-12 | 天通瑞宏科技有限公司 | High frequency high saturation magnetic flux density ferrite and preparation method and inductor and transformer |
| CN113314338A (en) * | 2021-04-25 | 2021-08-27 | 洛阳轴承研究所有限公司 | Frameless magnetic bearing stator and coil winding tool and winding method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20171010 |