CN204215881U - A kind of variable inductor - Google Patents
A kind of variable inductor Download PDFInfo
- Publication number
- CN204215881U CN204215881U CN201420533736.0U CN201420533736U CN204215881U CN 204215881 U CN204215881 U CN 204215881U CN 201420533736 U CN201420533736 U CN 201420533736U CN 204215881 U CN204215881 U CN 204215881U
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- coil windings
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- metallic shield
- radome
- magnetic core
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Abstract
The utility model relates to a kind of variable inductor, its structure comprises metallic shield, I-shaped magnetic core and coil windings, I-shaped magnetic core is fixedly connected on the inside of metallic shield, the tight horizontal wrap of described coil windings is on I-shaped magnetic core, in metallic shield, level is provided with plastics guide post, the position of the corresponding guide post in top of metallic shield offers groove, magnetic cap passes groove and is slidably connected on the guide bar by metal block, metal block is movably connected in coil windings by metal connecting sheet, the two ends of coil windings are connected with lead-in wire respectively with magnetic cap.The number of turn that the utility model can not only be connected into by the position adjustments coil windings changing magnetic cap, thus change inductance value, improve its Practical Performance; And the utility model also has good insulation property, the generation of leaking electricity effectively can be prevented.
Description
Technical field
The utility model relates to a kind of electric elements, particularly a kind of variable inductor.
Background technology
Inductance (inductance coil) is the electromagnetic induction element with insulated conductor coiling, is also one of components and parts commonly used in electronic circuit.Inductance is with enamelled wire, cotton covered wire or the coaxial wire turn moulding one group of series connection that rubber-insulated wire etc. turns on insulation framework or magnetic core, iron core, it represents with letter " L " in circuit, Main Function be to AC signal carry out Isolation or and capacitor, resistor etc. form resonant circuit.But in actual applications because required inductance value is different, need to change different inductors, extremely bother, modern production needs can not be met.
No. 202,134,313 U, Chinese utility model patent CN discloses a kind of variable inductor, its structure comprises a substrate, described upper surface of base plate is located at by one magnetic core, the Surface coating of described magnetic core has an insulating barrier, at least one winding, described winding has the multiple conductive turns sequentially connected in the form of sheets and encloses described surface of insulating layer respectively, described conductive turns is at least partly between described upper surface of base plate and described insulating barrier, described conductive turns and described magnetic core form coil effect, at least one electric connection layer is laid described upper surface of base plate and multiple described conductive turns and is close to and arranges, described electric connection layer selectively forms with conductive turns spot welding described in wantonly two the coil effect being electrically connected and reducing described winding, two tin creams can be utilized when described variable inductor inductance value being turned down, wherein conductive turns described in one and described electric connection layer connect by tin cream described in, conductive turns described in another and described electric connection layer connect by tin cream described in another, thus the coil effect reducing described winding reaches the object reducing inductance value.But this complex structure, manufacturing cost are higher, the needs of modern production cannot be met.
Summary of the invention
The utility model technical issues that need to address are the numbers of turn connected by regulating the position of magnetic cap to change coil windings, thus change inductance value, improve its Practical Performance; A kind of variable inductor is provided.
For solving above-mentioned technical problem, structure of the present utility model comprises metallic shield, I-shaped magnetic core and coil windings, I-shaped magnetic core is fixedly connected on the inside of metallic shield, the tight horizontal wrap of described coil windings is on I-shaped magnetic core, in metallic shield, level is provided with plastics guide post, the position of the corresponding guide post in top of metallic shield offers groove, magnetic cap passes groove and is slidably connected on the guide bar by metal block, metal block is movably connected in coil windings by metal connecting sheet, the two ends of coil windings are connected with lead-in wire respectively with magnetic cap.
Further: the outside of described magnetic cap is enclosed with rubber lever.
Further again: described metallic shield is connected to form by upper radome and lower radome, the upper and lower side of I-shaped magnetic core is connected in the draw-in groove on radome and lower radome, and the position of the corresponding guide post in top of upper radome offers the first groove.
Further again: the outside of described upper radome and lower radome is enclosed with plastic casing, the position of corresponding first groove in top of plastic casing also offers the second groove, and magnetic cap is connected with metal block with the first groove through the second groove successively.
After adopting said structure, the number of turn that the utility model can not only be connected into by the position adjustments coil windings changing magnetic cap, thus change inductance value, improve its Practical Performance; And the utility model also has good insulation property, the generation of leaking electricity effectively can be prevented; And the design also has the advantage that structure is simple, be easy to manufacture.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
In figure: 1 is upper radome, 2 is lower radome, and 3 is plastic casing, and 4 is I-shaped magnetic core, and 5 is guide post, and 6 is coil windings, and 7 is metal block, and 8 is metal connecting sheet, and 9 is magnetic cap, and 10 is rubber lever, and 11 is lead-in wire.
Embodiment
A kind of variable inductor as shown in Figure 1, comprise metallic shield, I-shaped magnetic core 4 and coil windings 6, I-shaped magnetic core 4 is fixedly connected on the inside of metallic shield, the tight horizontal wrap of described coil windings 6 is on I-shaped magnetic core 4, in metallic shield, level is provided with plastics guide post 5, the position of the corresponding guide post 5 in top of metallic shield offers groove, magnetic cap 9 passes groove and is slidably connected on guide post 5 by metal block 7, metal block 7 is movably connected in coil windings 6 by metal connecting sheet 8, the two ends of coil windings 6 are connected with lead-in wire 11 respectively with magnetic cap 9.Directly the lead-in wire 11 be connected with coil windings 6 two ends is connected into circuit when not needing adjusting inductance, thus utilizes whole coil windings 6 to carry out work.Circuit is connected into the lead-in wire 11 that one end that coil windings 6 is positioned at below is connected and is connected with magnetic cap 9 when needing adjusting inductance, now by mobile magnetic cap 9, metal block 7 is moved along guide post 5, thus make metal block 7 with metal connecting sheet 8 horizontal movement, the number of turn being connected into circuit by changing coil windings 6 carrys out adjusting inductance, thus improves its Practical Performance.And the design utilizes metallic shield to carry out covering cover magnetic field, and the components and parts of the magnetic field produced when preventing inductor from working to surrounding have an impact.
The outside of upper radome 1 as shown in Figure 1 and lower radome 2 is enclosed with plastic casing 3, and the outside of described magnetic cap 9 is enclosed with rubber lever 10.The design has good insulation property, is insulated by plastic casing 3 and rubber lever 10, prevents the generation of leaking electricity.
Metallic shield is as shown in Figure 1 connected to form by upper radome 1 and lower radome 2, the upper and lower side of I-shaped magnetic core 4 is connected in the draw-in groove on radome 1 and lower radome 2, and the position of the corresponding guide post 5 in top of upper radome 1 offers the first groove.The position of corresponding first groove in top of described plastic casing 3 also offers the second groove, and magnetic cap 9 is connected with metal block 7 with the first groove through the second groove successively.Metallic shield in the design is connected to form by upper radome 1 and lower radome 2, this design is for the ease of dismounting, can by the upper radome 1 of dismounting and lower radome 2 after coil windings 6 has problems, thus carry out replacing coil windings 6, make inductor can carry out continuing to use, increase its Practical Performance, and the design also has the advantage that structure is simple, be easy to manufacture.
Claims (4)
1. a variable inductor, comprise metallic shield, I-shaped magnetic core (4) and coil windings (6), I-shaped magnetic core (4) is fixedly connected on the inside of metallic shield, it is characterized in that: the tight horizontal wrap of described coil windings (6) is on I-shaped magnetic core (4), in metallic shield, level is provided with plastics guide post (5), the position at the corresponding guide post in the top (5) of metallic shield offers groove, magnetic cap (9) is also slidably connected on guide post (5) by metal block (7) through groove, metal block (7) is movably connected in coil windings (6) by metal connecting sheet (8), the two ends of coil windings (6) are connected with lead-in wire (11) respectively with magnetic cap (9).
2. a kind of variable inductor according to claim 1, is characterized in that: the outside of described magnetic cap (9) is enclosed with rubber lever (10).
3. a kind of variable inductor according to claim 1, it is characterized in that: described metallic shield is connected to form by upper radome (1) and lower radome (2), the upper and lower side of I-shaped magnetic core (4) is connected in the draw-in groove on radome (1) and lower radome (2), and the position at the corresponding guide post in the top (5) of upper radome 1 offers the first groove.
4. a kind of variable inductor according to claim 3, it is characterized in that: described upper radome (1) and the outside of lower radome (2) are enclosed with plastic casing (3), the position of corresponding first groove in top of plastic casing (3) also offers the second groove, and magnetic cap (9) is connected with metal block (7) with the first groove through the second groove successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533736.0U CN204215881U (en) | 2014-09-17 | 2014-09-17 | A kind of variable inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420533736.0U CN204215881U (en) | 2014-09-17 | 2014-09-17 | A kind of variable inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204215881U true CN204215881U (en) | 2015-03-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420533736.0U Expired - Fee Related CN204215881U (en) | 2014-09-17 | 2014-09-17 | A kind of variable inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204215881U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449064A (en) * | 2016-11-24 | 2017-02-22 | 湖南纽帕科技有限公司 | Adjustable induction coil, inductance regulation method and reactance compensation type wireless charging system |
| CN106601432A (en) * | 2016-12-13 | 2017-04-26 | 北京北广科技股份有限公司 | Adjustable inductor |
| CN106735720A (en) * | 2017-02-13 | 2017-05-31 | 李明科 | A kind of electric welding machine of strong applicability |
| CN106920637A (en) * | 2017-01-21 | 2017-07-04 | 陆川县长隆电子有限公司 | A kind of variable plastic packaging inductance |
| CN107170550A (en) * | 2017-04-28 | 2017-09-15 | 德保县广鑫贸易有限公司 | A kind of novel inductor |
| CN112148052A (en) * | 2020-09-28 | 2020-12-29 | 刘承鑫 | Portable adjustable stable alternating-current high-voltage generation system |
| CN113178314A (en) * | 2021-05-13 | 2021-07-27 | 长兴超能科技有限公司 | Inductor capable of automatically controlling inductance and control method thereof |
-
2014
- 2014-09-17 CN CN201420533736.0U patent/CN204215881U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106449064A (en) * | 2016-11-24 | 2017-02-22 | 湖南纽帕科技有限公司 | Adjustable induction coil, inductance regulation method and reactance compensation type wireless charging system |
| CN106601432A (en) * | 2016-12-13 | 2017-04-26 | 北京北广科技股份有限公司 | Adjustable inductor |
| CN106601432B (en) * | 2016-12-13 | 2018-07-06 | 北京北广科技股份有限公司 | A kind of controllable impedance |
| CN106920637A (en) * | 2017-01-21 | 2017-07-04 | 陆川县长隆电子有限公司 | A kind of variable plastic packaging inductance |
| CN106735720A (en) * | 2017-02-13 | 2017-05-31 | 李明科 | A kind of electric welding machine of strong applicability |
| CN106735720B (en) * | 2017-02-13 | 2018-12-11 | 浙江风神风机制造有限公司 | A kind of electric welding machine of strong applicability |
| CN107170550A (en) * | 2017-04-28 | 2017-09-15 | 德保县广鑫贸易有限公司 | A kind of novel inductor |
| CN112148052A (en) * | 2020-09-28 | 2020-12-29 | 刘承鑫 | Portable adjustable stable alternating-current high-voltage generation system |
| CN113178314A (en) * | 2021-05-13 | 2021-07-27 | 长兴超能科技有限公司 | Inductor capable of automatically controlling inductance and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 313000, Zhejiang, Huzhou province Changxing County Huai Township Industrial Park Patentee after: ZHEJIANG HEXING ELECTRONICS CO.,LTD. Address before: 313000, Zhejiang, Huzhou province Changxing County Huai Township Industrial Park Patentee before: CHANGXING HEXING ELECTRONICS Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150318 Termination date: 20210917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |