CN201527893U - Special coil rack used for nU1-type inductance device - Google Patents
Special coil rack used for nU1-type inductance device Download PDFInfo
- Publication number
- CN201527893U CN201527893U CN200920139218XU CN200920139218U CN201527893U CN 201527893 U CN201527893 U CN 201527893U CN 200920139218X U CN200920139218X U CN 200920139218XU CN 200920139218 U CN200920139218 U CN 200920139218U CN 201527893 U CN201527893 U CN 201527893U
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- hollow hole
- air gap
- coil
- insertion groove
- medium insertion
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- Expired - Fee Related
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Abstract
The utility model relates to a coil rack, in particular to a special coil rack used for an nU1-type inductance device, which is mainly applied to an electronic ballast, an electronic transformer and the like. The provided coil rack leads the nU1-type inductance device to have simple production and assembly as well as high working efficiency and easily meet the industrialized production requirements. The coil rack has integrated injection molding structure which comprises a coil winding shaft provided with a hollow hole; two ends along the axial direction of the coil winding shaft are provided with coil limiting baffles, the outer sides of which are provided with magnetic core locating grooves that are communicated with the hollow hole; and an axial reinforcing rib can be arranged on the side wall of the hollow hole according to the need of whole rigidity, thus strengthening the whole rigidity of the coil rack. Furthermore, the coil rack is also provided with a magnetic circuit air gap medium inserting groove.
Description
Technical field
The utility model relates to a kind of bobbin, relates in particular to a kind of bobbin that is mainly used in inductance components such as electric ballast, electronic transformer.
Background technology
The patent No. can significantly be saved copper material for the utility model of ZL 2,008 2 0102286.4 provides a kind of, reduces the inductance component power loss, improves the inductance component UI type magnetic core in useful life.The inductance component that uses this magnetic core to make has preferable performance and high economic benefit.When UI type magnetic core cooperates the conventional coil frame to make inductance component, must on a plurality of positions, fill up system air gap medium, because UI type magnetic core changes an air gap of traditional E type magnetic core into a plurality of air gaps, reduced the width of each air gap greatly and made each air gap medium all very little very thin, so just make that inductance component assembling when producing is complicated, inefficiency is difficult to reach industrial production requirement.
Summary of the invention
It is simple that the purpose of this utility model provides a kind of nUI of making type inductance component production assembling, and high efficiency reaches the bobbin that suitability for industrialized production requires easily.
The utility model is the integrated through injection molding structure, the coil that includes hollow hole twines axle, the axial two ends of twining axle at coil are provided with the coil postive stop baffle, be provided with the magnetic core location notch in the outside of postive stop baffle, the magnetic core location notch communicates with hollow hole, can shaft orientation reinforcing rib be set to strengthen integral rigidity of the present utility model according to the integral rigidity needs on the sidewall of hollow hole.The utility model also is provided with magnetic air gap medium insertion groove.
Above-mentioned air gap medium insertion groove is located on the sidewall of hollow hole, and the end face of insertion groove is positioned at the junction of magnetic core location notch and hollow hole.
Above-mentioned air gap medium insertion groove also can be located on the coil postive stop baffle at hollow hole two ends.
Cooperating nUI type series magnetic core to make inductance component with the conventional coil frame compares, because the utility model is provided with magnetic air gap medium insertion groove, the air gap medium can be done into strips, ring-type or cap shape insert in this groove, single like this air gap medium can fill up simultaneously in a plurality of air gaps of magnetic circuit, reduced the quantity of pad system air gap medium, increased the size of air gap medium, made things convenient for the production assembling of inductance component, thereby improved packaging efficiency; Reinforcement can be set to strengthen the rigidity of bobbin integral body on the sidewall of hollow hole of the present utility model, can save the magnetic material of making magnetic core simultaneously.
Below in conjunction with drawings and Examples the utility model is described in detail.
Description of drawings
Fig. 1 is the schematic diagram of the utility model embodiment 1;
Fig. 2 is the schematic diagram of the utility model embodiment 2;
Fig. 3 is the schematic diagram of the utility model embodiment 3;
Fig. 4 is the schematic diagram of the utility model embodiment 4;
Fig. 5 is the schematic diagram of the utility model embodiment 5;
Embodiment
The utility model is the integrated through injection molding vertical structure, referring to Fig. 1, the coil that includes square hollow hole 1 twines axle 2, twine axle at coil and axially be provided with coil postive stop baffle 3 in two ends, on two edges of postive stop baffle, be respectively equipped with groove 3-1, be provided with magnetic core location notch 3-2 in the outside of postive stop baffle, magnetic core location notch 3-2 is and hollow hole and two in-line grooves that groove 3-1 communicates.Be respectively equipped with axial magnetic circuit air gap medium insertion groove 1-1 on two sidewalls of hollow hole, the end face of air gap medium insertion groove is positioned at the junction of magnetic core location notch and hollow hole, and the cross section of air gap medium insertion groove is a rectangle.Hollow hole does not have to be respectively equipped with semi-cylindrical shaft orientation reinforcing rib 1-2 on two sidewalls of air gap medium insertion groove.
The utility model is the integrated through injection molding horizontal type structure, referring to Fig. 2, the coil that includes circular hollow hole 1 twines axle 2, twine axle at coil and axially be provided with coil postive stop baffle 3 in two ends, on three edges of postive stop baffle, be respectively equipped with groove 3-1, be provided with magnetic core location notch 3-2 in the outside of postive stop baffle, the magnetic core location notch is and hollow hole and three T font grooves that groove 3-1 communicates.The sidewall of hollow hole is provided with three axial magnetic air gap medium insertion groove 1-1, and the end face of air gap medium insertion groove is positioned at the junction of magnetic core location notch and hollow hole, and the cross section of air gap medium insertion groove is the ring cross-section of central angle less than 90 degree.
The utility model is the integrated through injection molding vertical structure, referring to Fig. 3, the coil that includes square hollow hole 1 twines axle 2, twine axle at coil and axially be provided with coil postive stop baffle 3 in two ends, four edges at postive stop baffle are respectively equipped with groove 3-1, be provided with magnetic core location notch 3-2 in the outside of postive stop baffle, the magnetic core location notch is and hollow hole and four cross grooves that groove 3-1 communicates.Be equipped with axial magnetic circuit air gap medium insertion groove 1-1 on four sidewalls of hollow hole, the end face of air gap medium insertion groove 1-1 is positioned at the junction of magnetic core location notch and hollow hole, and the cross section of air gap medium insertion groove is a rectangle.
Embodiment 4
The utility model is the integrated through injection molding vertical structure, referring to Fig. 4, the coil that includes rectangle hollow hole 1 twines axle 2, twine axle at coil and axially be provided with coil postive stop baffle 3 in two ends, on two edges of postive stop baffle, be respectively equipped with groove 3-1, be provided with magnetic core location notch 3-2 in the outside of postive stop baffle, the magnetic core location notch is the in-line groove that communicates with two groove 3-1 and hollow hole.Be respectively equipped with axial magnetic circuit air gap medium insertion groove 1-1 on the coil postive stop baffle at hollow hole two ends, air gap medium insertion groove is the square annular groove that links together with magnetic core location notch and hollow hole.
Embodiment 5
The utility model is the integrated through injection molding vertical structure, referring to Fig. 5, the coil that includes circular hollow hole 1 twines axle 2, twine axle 2 axial two ends at coil and be provided with coil postive stop baffle 3, on four edges of postive stop baffle, be respectively equipped with groove 3-1, be provided with magnetic core location notch 3-2 in the outside of postive stop baffle, the magnetic core location notch is the cross groove that communicates with four groove 3-1 and hollow hole.Be respectively equipped with axial magnetic circuit air gap medium insertion groove 1-1 on the coil postive stop baffle at hollow hole two ends, air gap medium insertion groove is the toroidal cavity that links together with magnetic core location notch and hollow hole.
Embodiment 6
Similar to Example 1, its difference is: the cross section of shaft orientation reinforcing rib is a rectangle on the sidewall of hollow hole.
Hollow hole of the present utility model does not have can reinforcement be set according to actual instructions for use on the sidewall of air gap medium insertion groove, and the shape of cross section of reinforcement, dimensions can design and produce according to actual instructions for use.
The quantity of air gap medium insertion groove of the present utility model can be two, three or four, shape of cross section, and dimensions can design and produce according to actual instructions for use.
The utility model can be designed to a kind of in vertical or horizontal according to actual instructions for use.
The cross section of the utility model hollow hole is a kind of in rectangle, square, circle, ellipse, the geometry such as trapezoidal.
Claims (6)
1.nUI the special-purpose bobbin of type inductance component, it is characterized by the integrated through injection molding structure, the coil that includes hollow hole twines axle, and the axial two ends of twining axle at coil are provided with the coil postive stop baffle, be provided with the magnetic core location notch in the outside of postive stop baffle, the magnetic core location notch communicates with hollow hole; The special-purpose bobbin of nUI type inductance component also is provided with magnetic air gap medium insertion groove, and magnetic air gap medium insertion groove is the axial notch that communicates with hollow hole.
2. the special-purpose bobbin of nUI type inductance component as claimed in claim 1 is characterized in that described magnetic air gap medium insertion groove is located on the sidewall of hollow hole, and the end face of magnetic air gap medium insertion groove is positioned at the junction of magnetic core location notch and hollow hole.
3. the special-purpose bobbin of nUI type inductance component as claimed in claim 1 is characterized in that described magnetic air gap medium insertion groove is located on the coil postive stop baffle at hollow hole two ends.
4. the special-purpose bobbin of nUI type inductance component as claimed in claim 1, the quantity that it is characterized in that described magnetic air gap medium insertion groove is two or three or four, and what the cross section of magnetic air gap medium insertion groove was square, rectangle, trapezoidal, annular or central angle less than in the geometries such as ring cross-section of 90 degree is a kind of.
5. the special-purpose bobbin of nUI type inductance component as claimed in claim 1, it is characterized in that hollow hole does not have the sidewall of magnetic air gap medium insertion groove to be provided with reinforcement, the cross section of reinforcement is a kind of in the geometries such as square, rectangle, semicircle, half elliptic, circular arc, trapezoidal or triangle.
6. the special-purpose bobbin of nUI type inductance component as claimed in claim 1 is characterized in that whole a kind of in vertical or the horizontal type structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920139218XU CN201527893U (en) | 2009-07-02 | 2009-07-02 | Special coil rack used for nU1-type inductance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920139218XU CN201527893U (en) | 2009-07-02 | 2009-07-02 | Special coil rack used for nU1-type inductance device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201527893U true CN201527893U (en) | 2010-07-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920139218XU Expired - Fee Related CN201527893U (en) | 2009-07-02 | 2009-07-02 | Special coil rack used for nU1-type inductance device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201527893U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106158299A (en) * | 2016-09-30 | 2016-11-23 | 福建永强力加动力设备有限公司 | A kind of reactor skeleton |
-
2009
- 2009-07-02 CN CN200920139218XU patent/CN201527893U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106158299A (en) * | 2016-09-30 | 2016-11-23 | 福建永强力加动力设备有限公司 | A kind of reactor skeleton |
| CN106158299B (en) * | 2016-09-30 | 2018-01-09 | 福建永强力加动力设备有限公司 | A kind of reactor skeleton |
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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: 20100714 Termination date: 20170702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |