CN202957116U - Annular magnetism component structure - Google Patents
Annular magnetism component structure Download PDFInfo
- Publication number
- CN202957116U CN202957116U CN2012206092107U CN201220609210U CN202957116U CN 202957116 U CN202957116 U CN 202957116U CN 2012206092107 U CN2012206092107 U CN 2012206092107U CN 201220609210 U CN201220609210 U CN 201220609210U CN 202957116 U CN202957116 U CN 202957116U
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- annular
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- component structure
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Abstract
The utility model relates to an annular magnetism component structure which comprises an annular magnetic core, an annular built-in base and a winding, wherein the annular built-in base is arranged on the annular magnetic core, and the winding is wound on the annular built-in base and the annular magnetic core. The annular magnetism component structure has the advantages that when the annular magnetism component structure is installed, the winding is prevented from directly bearing the self weight of a whole annular magnetism component, damage of a varnished wire of the winding is avoided, the service life of the annular magnetism component is prolonged, structure is simple, and cost is low.
Description
Technical field
The utility model relates to the magnetic elements field, relates in particular to a kind of annular magnet component structure.
Background technology
Be different from traditional EI, EE, the isostructural electromagnetic device of C, because annular magnet components and parts winding comprises magnetic core fully.Mode that can't be fixing by magnetic core is fixed.
The magnetic elements of annular mainly contains transformer, reactor etc. at present, and its fixed form mainly contains:
(1) the fixing mode of steel band, reactor or transformer are erect and are placed;
(2) the fixing mode of crotch, reactor or transformer horizontal positioned;
(3) fixed form of epoxy resin encapsulating, reactor or transformer level or setting are placed;
(4) upper lower plate, transformer or reactor outward flange are used fixed leg spacing, by screw and fixed leg, toroidal transformer or reactor level are fixed;
(5) toroidal transformer or reactor are carried out to middle part filling epoxide-resin glue;
(6) by built-in screw or the fixing rod of use at middle part, be fixed, erect and place;
But there is following problem in above-mentioned fixed form in practical operation:
The mode that steel band is fixing, be applicable to small-power or lightweight transformer or reactor, powerful reactor and transformer, due to the increase on its volume and weight, need the intensity of steel band also will increase, the intensity of the clasp that steel band connects needs to increase equally, and the locking just equipment intensity of band also needs to increase.
The crotch fixed form, be applicable to small-power or lightweight reactor and transformer.Under powerful operation environment, transformer or reactor self have larger deadweight, and fixedly the crotch of the thicker diameter of needs, mechanically be not easy processing, also is not easy operation during locking operation.
The fixed form of epoxy resin encapsulating is only suitable in low power scope, and cost is high.
The mode of upper lower plate, under powerful application, need to place thicker padded coaming at stress surface.Due to the mode of clamping plate, covered larger area of dissipation, cause the temperature rise of transformer or reactor higher, the surplus that design need to be stayed is larger.
The mode of hold-down bars is used at middle part, also is only applicable under lightweight or low power environment.
Above-mentioned fixed form, the difficult problem jointly run into is, when the weight of transformer and reactor reaches tens kilograms of kilograms even up to a hundred, winding will directly bear whole self weight, the enamelled wire of winding will be flattened by the weight of self, damage transformer or reactor, cause it to work.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of annular magnet component structure, prevents the damage of the enamelled wire of winding.
In order to achieve the above object, the technical solution adopted in the utility model is: a kind of annular magnet component structure comprises:
Toroidal core;
The built-in base of annular, be arranged on described magnetic core;
Winding, be wrapped on the built-in base of described annular and described toroidal core.
Further, the built-in base of described annular comprises:
The ring body that the cross section structure of cross section and described toroidal core is suitable;
Connector, be arranged on the outside of described ring body.
Further, described connector is at least 2, is symmetricly set on the excircle of described ring body;
Further, described connector comprises:
Connecting portion, be connected on described ring body;
The installation portion formed by an end outward of described connecting portion, be provided with for the built-in base of described annular is fixed on to the installing hole on electronic devices and components.
Further, the installing hole of described installation portion is greater than the thickness of described winding to the horizontal range of described toroidal core.
Further, the installing hole of described installation portion is greater than the thickness of described winding to the distance of the vertical direction of the contact-making surface of described toroidal core and the built-in base of described annular.
Further, the surface of the built-in base of described annular is provided with insulating barrier.
Further, the corner angle of the built-in base edge of described annular are the abate angle.
Further, the built-in base of described annular adopts the non-ferromagnetic material of low magnetic permeability to make.
The beneficial effects of the utility model are: the utility model annular magnet components and parts are when fixed installation, avoid winding directly to bear the weight of whole annular magnet components and parts self, thereby avoid the damage of winding enamelled wire, extend the useful life of annular magnet components and parts; Simple in structure, cost is low.
The accompanying drawing explanation
Fig. 1 means the built-in understructure schematic diagram of the utility model annular;
Fig. 2 means the built-in base end view of the utility model annular;
Fig. 3 means the utility model toroidal core and annular built-in base connection status schematic diagram;
Fig. 4 means the utility model annular magnet component structure schematic diagram;
Fig. 5 means the utility model annular magnet component structure schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, the utility model structure and principle are elaborated, illustrated embodiment, only for explaining the utility model, not limits protection range of the present utility model with this.
In order to solve high-power or heavy annular magnet components and parts easy impaired problem of winding when fixedly mounting, the utility model provides a kind of annular magnet component structure, and as shown in Figures 1 to 5, the present embodiment annular magnet components and parts comprise:
The built-in base 2 of annular, be arranged on described toroidal core 1;
Winding 3, be wrapped on the built-in base 2 of described annular and described toroidal core 1, and the built-in base 2 of described annular is fixed together with described toroidal core 1.
The annular magnet components and parts mainly contain transformer, reactor etc., below all with transformer or reactor, explain.
The material of toroidal core 1 is silicon steel sheet normally, and intensity is very high.Most of weight of reactor or transformer comes from toroidal core.Because the built-in base 2 of annular is fixed on toroidal core 1, the total weight of transformer or reactor will be born by toroidal core 1, and winding 3 is not had to bad impact.
The surface of the built-in base 2 of described annular is provided with insulating barrier, and the purpose that insulating barrier is set is that winding 3 and annular built-in base 2 are carried out to electrical isolation, realizes the electrical isolation of 3 pairs of box bodies of winding, the fail safe while guaranteeing operation.Wherein, fail safe comprises, to operating personnel's fail safe, to security reliability of machine itself etc.
During specific implementation, the side that the built-in base 2 of (on the surface of the built-in base 2 of annular, insulating barrier being set) described annular that will carry out insulation processing is placed on described toroidal core 1 (is in Fig. 3, the upper surface of described toroidal core 1), then by high-intensity adhesive tape, the built-in base 2 of described annular and described toroidal core 1 are bound, winding 3 is wrapped on the built-in base 2 of the annular linked together and toroidal core 1, simultaneously, utilize the pulling force of described winding 3 self, the built-in base 2 of described annular and toroidal core 1 is further fixing.
Described winding 3 is wrapped on the built-in base 2 of the annular linked together and toroidal core 1, makes the built-in base 2 of described annular not hide the outer surface of described winding 3, does not affect the heat radiation of transformer or reactor.
By the pulling force of described winding 3 self, the frictional force of insulating barrier, by the built-in base 2 of described annular and toroidal core 1 binding, do not need additional metab, or other metal fixed component, and the supplementary insulation material of isolating metal base and winding.Technique realizes convenient, and cost is lower.
As depicted in figs. 1 and 2, the built-in base 2 of described annular comprises:
The ring body 21 that the cross section structure of cross section and described toroidal core 1 is suitable;
Connector 22, be arranged on the outside of described ring body 21.
Described connector 22 is at least 2, is symmetricly set on the excircle of described ring body 21.
Installation steadiness for transformer or reactor, be provided with 4 described connectors 22 in the outside of described ring body 21, as shown in Figures 2 and 3,4 the described connectors 22 symmetrical upside that is arranged on described ring body 21, downside, left side and right side in twos respectively.
The setting position of certain described connector 22 and quantity are not limited to described above, and for example, described connector 22 can be 3, and triangularity is arranged on the outside of described ring body 21, as long as realize the stable installation of transformer or reactor.
As shown in Figures 2 and 3, in the present embodiment, described connector 21 comprises:
Connecting portion 201, be connected on described ring body 21;
The installation portion 202 formed by an end outward of described connecting portion 201, be provided with for the built-in base 2 of described annular is fixed on to the installing hole on electronic devices and components.
When transformer or reactor are fixed on a cabinet, described installation portion 202 is a horizontal plane with the joint face of cabinet.
In the present embodiment, described connecting portion 201 is a plate, and the one end is fixedly connected on the outside of described ring body 21, and the other end extends obliquely and is bent to form described installation portion 202.
In order to guarantee transformer or reactor convenience when mounted, the installing hole of described installation portion 202 is greater than the thickness of described winding 3 to the horizontal range (in Fig. 3, the x direction is horizontal direction) of described toroidal core 1.
The installing hole of described installation portion 202 is greater than the thickness of described winding 3 to the built-in base 2 of described annular and the distance of the vertical direction (in Fig. 3, the y direction is vertical direction) of described toroidal core 1 junction.
When transformer or reactor are fixed on a cabinet, winding 3 towards cabinet one side on transformer or reactor leaves space with the cabinet plane, for inside, (inside completes internal diameter for transformer, the inner-diameter portion whose that completes of transformer is the highest part of whole transformer temperature, and this part is on air channel, one of structural advantage of toroidal transformer, reactor) air channel the convection current path is provided, do not affect the heat dispersion of transformer or reactor.
In the coiling process, the edge of the built-in base 2 of sharp annular can damage insulating barrier and the coiling winding enamelled wire in the above be wrapped in above it, and in order to address the above problem, in the present embodiment, the corner angle at the built-in base of described annular 2 edges are the abate angle.
As shown in Figure 3, the external diameter of the ring body 21 of the built-in base 2 of described annular is less than the external diameter of described toroidal core 1.
Adopt such version can save material, and connector 22 is not positioned at the external diameter edge of described toroidal core 1, the interference of minimizing to described winding 3, after reducing interference, can make described winding 3 be evenly distributed on the external diameter of described toroidal core 1 as far as possible, make Distribution of Magnetic Field more even, guarantee the performance of toroidal transformer or reactor.
The external diameter of certain described ring body 21 also can be equal to or greater than the external diameter of described toroidal core 1.
The built-in base 2 of described annular adopts the non-ferromagnetic material of low magnetic permeability to make.For example magnetic permeability approaches 1 stainless steel, effectively reduces the eddy current loss of base.
The above is the utility model preferred embodiment; it should be pointed out that to those skilled in the art, under the prerequisite that does not break away from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as the utility model protection range.
Claims (9)
1. an annular magnet component structure, is characterized in that, comprising:
Toroidal core;
The built-in base of annular, be arranged on described toroidal core;
Winding, be wrapped on the built-in base of described annular and described toroidal core.
2. annular magnet component structure according to claim 1, is characterized in that, the built-in base of described annular comprises:
The ring body that the cross section structure of cross section and described toroidal core is suitable;
Connector, be arranged on the outside of described ring body.
3. annular magnet component structure according to claim 2, is characterized in that, described connector is at least 2, is symmetricly set on the excircle of described ring body.
4. annular magnet component structure according to claim 3, is characterized in that, described connector comprises:
Connecting portion, be connected on described ring body;
The installation portion formed by an end outward of described connecting portion, be provided with for the built-in base of described annular is fixed on to the installing hole on a cabinet.
5. annular magnet component structure according to claim 4, is characterized in that, the installing hole of described installation portion is greater than the thickness of described winding to the horizontal range of described connecting portion and described toroidal core.
6. annular magnet component structure according to claim 4, is characterized in that, the installing hole of described installation portion is greater than the thickness of described winding to the distance of the vertical direction of the contact-making surface of described toroidal core and the built-in base of described annular.
7. according to the described annular magnet component structure of claim 1 to 6 any one, it is characterized in that, the surface of the built-in base of described annular is provided with insulating barrier.
8. according to the described annular magnet component structure of claim 1 to 6 any one, it is characterized in that, the corner angle of the built-in base edge of described annular are the abate angle.
9. according to the described annular magnet component structure of claim 1 to 6 any one, it is characterized in that, the built-in base of described annular adopts the non-ferromagnetic material of low magnetic permeability to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206092107U CN202957116U (en) | 2012-11-16 | 2012-11-16 | Annular magnetism component structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206092107U CN202957116U (en) | 2012-11-16 | 2012-11-16 | Annular magnetism component structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202957116U true CN202957116U (en) | 2013-05-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206092107U Withdrawn - After Issue CN202957116U (en) | 2012-11-16 | 2012-11-16 | Annular magnetism component structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202957116U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103824683A (en) * | 2012-11-16 | 2014-05-28 | 特富特科技(深圳)有限公司 | Annular magnetic component structure |
| WO2016033961A1 (en) * | 2014-09-03 | 2016-03-10 | 特富特科技(深圳)有限公司 | Built-in base for high-frequency electromagnetic induction element and high-frequency electromagnetic induction element |
| CN105469938A (en) * | 2014-09-03 | 2016-04-06 | 特富特科技(深圳)有限公司 | High frequency electromagnetic induction element built-in base and high frequency electromagnetic induction element |
-
2012
- 2012-11-16 CN CN2012206092107U patent/CN202957116U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103824683A (en) * | 2012-11-16 | 2014-05-28 | 特富特科技(深圳)有限公司 | Annular magnetic component structure |
| CN103824683B (en) * | 2012-11-16 | 2016-08-03 | 特富特科技(深圳)有限公司 | A kind of annular magnet component structure |
| WO2016033961A1 (en) * | 2014-09-03 | 2016-03-10 | 特富特科技(深圳)有限公司 | Built-in base for high-frequency electromagnetic induction element and high-frequency electromagnetic induction element |
| CN105469938A (en) * | 2014-09-03 | 2016-04-06 | 特富特科技(深圳)有限公司 | High frequency electromagnetic induction element built-in base and high frequency electromagnetic induction element |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130529 Effective date of abandoning: 20160803 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |