CN204884803U - Ripples ware is considered with two unification inductance of differential mode to common mode with novel structure - Google Patents
Ripples ware is considered with two unification inductance of differential mode to common mode with novel structure Download PDFInfo
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- CN204884803U CN204884803U CN201520623969.4U CN201520623969U CN204884803U CN 204884803 U CN204884803 U CN 204884803U CN 201520623969 U CN201520623969 U CN 201520623969U CN 204884803 U CN204884803 U CN 204884803U
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Abstract
The utility model discloses a ripples ware is considered with two unification inductance of differential mode to common mode with novel structure, including base, coil, independent magnetic core and closed magnetic core, the left and right sides is equipped with the recess on the base, the left and right sides is equipped with the coil respectively on the closed magnetic core, in the recess of closed magnetic core setting on the base, be equipped with the through hole on the base, independent magnetic core setting is in the through hole, the left and right sides is equipped with the barricade respectively on the base, independent magnetic core forms three closed magnetic circuit with closed magnetic core in close contact with. The utility model discloses volume that can the effective control product, effectual safe distance effect and insulating effect can realize automatic wire winding, reduce process time, manufacturing cost, improve work efficiency.
Description
Technical field
The utility model relates to a kind of common mode differential mode filter inductor, and specifically a kind of two-in-one inductance of the common mode and differential mode with new structure considers ripple device.
Background technology
For meeting the demand of city's field ionization source miniaturization, the operating frequency of power supply is also more and more higher, and volume is more and more less.In order to effectively suppress electromagnetic interference (EMI), therefore need to pound an electric capacity between higher inductance value and less coil.Just the volume of product can only be become large as promoted inductance value with existing structure, and not meet the more and more less demand of power volume.In addition, also need one independently differential mode inductance to suppress electromagnetic interference.This does not only meet miniaturized trend, and cost also will rise.So how problems will be solved, become extremely urgent.
At present some common modes and the two-in-one filter inductance of differential mode are because of reaching high inductance big current and meet the requirement of safety distance, need corresponding for small product size amplification and add a shell before coiling to be encased by magnetic core.Small product size change causes greatly and uses material to increase material cost rise.Add the efficiency that the action of cover shell hinders automated production, thus make to need in the production process of the two-in-one filter inductance of common mode differential mode to use in a large number manually, production cost improves, and the operating time is elongated, operating efficiency step-down, and then the production cost of common mode filtering inductance is remained high.And its one of the main reasons is just the restriction of existing structure.If small product size do not become large and add the demand that cover shell cannot meet high inductance big current and safety distance.Therefore all need to amplify when common mode and the two-in-one inductor design of differential mode, operation must carry out the actions such as combination shell to manually.
Utility model content
The purpose of this utility model is to provide a kind of two-in-one inductance of the common mode and differential mode with new structure to consider ripple device, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of two-in-one inductance of the common mode and differential mode with new structure considers ripple device, comprise pedestal, coil, separate cores and closed magnetic core, on described pedestal, the left and right sides is provided with groove, in described closed magnetic core, the left and right sides is respectively equipped with coil, described closed magnetic core is arranged in the groove on pedestal, described pedestal is provided with through hole, described separate cores is arranged in through hole, on described pedestal, the left and right sides is respectively equipped with barricade, and described separate cores and closed magnetic core close contact form three closed magnetic circuits.
As further program of the utility model: described separate cores and closed magnetic core are respectively high and low permeability magnetic core, described closed magnetic core comprises hollow and circle, described separate cores comprises rectangle, T-shaped and tear type, and described coil is flatwise coil.
As the utility model further scheme: described separate cores and closed magnetic core are arbitrary permeability permutation and combination.
As the utility model further scheme: described coil is that the line of any shape is wrapped on closed magnetic circuit.
Compared with prior art, the beneficial effects of the utility model are: the utility model effectively can control the volume of product and can reach effective safe distance effect and insulation effect, this structure can realize Automated winding, and process time and then reduction production cost are increased work efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation that the two-in-one inductance of the common mode and differential mode with new structure considers ripple device.
Fig. 2 be the two-in-one inductance of the common mode and differential mode with new structure consider pedestal in ripple device structural representation.
Fig. 3 is the structural representation that the two-in-one inductance of the common mode and differential mode with new structure considers closed magnetic core in ripple device.
Fig. 4 is the structural representation that the two-in-one inductance of the common mode and differential mode with new structure considers ripple device coil.
Fig. 5 is the structural representation that the two-in-one inductance of the common mode and differential mode with new structure considers separate cores in ripple device.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 5, in the utility model embodiment, a kind of two-in-one inductance of the common mode and differential mode with new structure considers ripple device, comprise pedestal 1, coil 2, separate cores 4 and closed magnetic core 5, on described pedestal 1, the left and right sides is provided with groove 3, in described closed magnetic core 5, the left and right sides is respectively equipped with coil 2, described closed magnetic core 5 is arranged in the groove 3 on pedestal 1, closed magnetic core 5 bossing after groove 3 and winding around 2 matches, appropriately can reduce height and the thickness of the two-in-one filter inductance of common mode differential mode, described pedestal 1 is provided with through hole 6, described separate cores 4 is arranged in through hole 6, on described pedestal 1, the left and right sides is respectively equipped with barricade 7, so that the isolated insulation between coil and other part, described separate cores 4 and closed magnetic core 5 are respectively high and low permeability magnetic core, described closed magnetic core 5 is hollow or circle, described separate cores 4 is rectangle, T-shaped or tear type, described coil 2 is flatwise coil, described separate cores 4 closely cooperates with closed magnetic core 5, to reduce leakage field, described separate cores 4 forms three closed magnetic circuits with closed magnetic core 5 close contact, and the loop magnetic line of force is split.
The two-in-one filter inductance of common mode differential mode of the utility model textural association, through hole 6 on pedestal 1, conveniently take advantage of the separate cores 4 of carrying low permeability, on pedestal 1, groove 3 carrying of the right and left winds the high permeability closed magnetic core 5 of flatwise coil, the closed magnetic core 4 of high permeability is hollow, circular or other are any close-shaped, the separate cores 5 of low permeability is rectangle, T-shaped, the arbitrary shapes such as tear type, through hole 6 on pedestal 1 is roughly cube or cylinder, this shape is identical with separate cores 4 shape of low permeability, this through hole 6 needs to match with separate cores 4 simultaneously.The groove 2 on both sides can carry the closed magnetic core of high permeability, and be wound into coil 2 flat on magnetic core, both sides can as the barricade 7 of the projection of isolated insulation, closed magnetic core 5 and separate cores 4 are for being respectively high and low permeability, also can be arbitrary permeability permutation and combination, coil 2 is flatwise coil, and the line that also can be adopted as any shape is wrapped on closed magnetic circuit.The utility model effectively can control the volume of product and can reach effective safe distance effect and insulation effect, and this structure can realize Automated winding, and process time and then reduction production cost are increased work efficiency.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (4)
1. the two-in-one inductance of a common mode and differential mode with new structure considers ripple device, comprise pedestal (1), coil (2), separate cores (4) and closed magnetic core (5), it is characterized in that, the upper left and right sides of described pedestal (1) is provided with groove (3), the upper left and right sides of described closed magnetic core (5) is respectively equipped with coil (2), described closed magnetic core (5) is arranged in the groove (3) on pedestal (1), described pedestal (1) is provided with through hole (6), described separate cores (4) is arranged in through hole (6), the upper left and right sides of described pedestal (1) is respectively equipped with barricade (7), described separate cores (4) and closed magnetic core (5) close contact form three closed magnetic circuits.
2. the two-in-one inductance of the common mode and differential mode with new structure according to claim 1 considers ripple device, it is characterized in that, described separate cores (4) and closed magnetic core (5) are respectively high and low permeability magnetic core, described closed magnetic core (5) comprises hollow and circle, described separate cores (4) comprises rectangle, T-shaped and tear type, and described coil (2) is flatwise coil.
3. the two-in-one inductance of the common mode and differential mode with new structure according to claim 1 and 2 considers ripple device, it is characterized in that, described separate cores (4) and closed magnetic core (5) are arbitrary permeability permutation and combination.
4. the two-in-one inductance of the common mode and differential mode with new structure according to claim 2 considers ripple device, it is characterized in that, described coil (2) is wrapped on closed magnetic circuit for the line of any shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520623969.4U CN204884803U (en) | 2015-08-19 | 2015-08-19 | Ripples ware is considered with two unification inductance of differential mode to common mode with novel structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520623969.4U CN204884803U (en) | 2015-08-19 | 2015-08-19 | Ripples ware is considered with two unification inductance of differential mode to common mode with novel structure |
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| Publication Number | Publication Date |
|---|---|
| CN204884803U true CN204884803U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520623969.4U Expired - Fee Related CN204884803U (en) | 2015-08-19 | 2015-08-19 | Ripples ware is considered with two unification inductance of differential mode to common mode with novel structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107610880A (en) * | 2017-10-19 | 2018-01-19 | 安徽大学 | A kind of differential mode common mode magnetic integrated inductor |
| CN107659129A (en) * | 2017-09-26 | 2018-02-02 | 安徽大学 | A kind of plate type common mode differential mode magnetic integrated filter |
| CN109155597A (en) * | 2016-04-13 | 2019-01-04 | 罗姆股份有限公司 | Ac power supply apparatus |
| CN110828131A (en) * | 2019-09-09 | 2020-02-21 | 无锡晶磊电子有限公司 | Two-in-one differential mode inductor |
-
2015
- 2015-08-19 CN CN201520623969.4U patent/CN204884803U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109155597A (en) * | 2016-04-13 | 2019-01-04 | 罗姆股份有限公司 | Ac power supply apparatus |
| CN109155597B (en) * | 2016-04-13 | 2020-12-15 | 罗姆股份有限公司 | AC power supply device |
| US10886859B2 (en) | 2016-04-13 | 2021-01-05 | Rohm Co., Ltd. | Alternating-current power supply device with windings wound in different directions |
| CN107659129A (en) * | 2017-09-26 | 2018-02-02 | 安徽大学 | A kind of plate type common mode differential mode magnetic integrated filter |
| CN107610880A (en) * | 2017-10-19 | 2018-01-19 | 安徽大学 | A kind of differential mode common mode magnetic integrated inductor |
| CN110828131A (en) * | 2019-09-09 | 2020-02-21 | 无锡晶磊电子有限公司 | Two-in-one differential mode inductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20190819 |
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| CF01 | Termination of patent right due to non-payment of annual fee |