CN210091887U - Inductor with higher precision - Google Patents
Inductor with higher precision Download PDFInfo
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- CN210091887U CN210091887U CN201921106855.7U CN201921106855U CN210091887U CN 210091887 U CN210091887 U CN 210091887U CN 201921106855 U CN201921106855 U CN 201921106855U CN 210091887 U CN210091887 U CN 210091887U
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Abstract
The utility model discloses an inductance with higher precision, which comprises a framework cylinder, a single-layer wire, a magnetic core and a top cover, wherein a groove hole is arranged on the axis of the framework cylinder, the magnetic core is inserted into the groove hole from top to bottom, the groove hole is higher than the magnetic core, and the bottom of the top cover is positioned in the groove hole and is abutted against the top of the magnetic core; the spiral winding structure is characterized in that a thread groove used for winding a single-layer wire is concavely arranged on the outer surface of the framework cylinder, the thread groove is uniformly spirally wound on the outer surface of the framework cylinder, and the single-layer wire is wound in the thread groove to form a single-layer coil. The utility model discloses a top cap is fixed in the skeleton main part with the magnetic core in, and the single-deck line is along the thread groove winding at skeleton main part surface, and the thread groove interval is even, and the individual layer coil turns in the thread groove in the same skeleton main part is certain, guarantees that whole inductance precision satisfies specific environment's demand, simple structure, easy to produce.
Description
Technical Field
The utility model relates to an electronic components's inductance field especially relates to a higher inductance of precision.
Background
In the prior art, the winding method of the single-layer inductance coil can be divided into three types: the method comprises the following steps of dense winding, intermittent winding and tire-releasing winding, wherein gaps are reserved among coils of the intermittent winding, inductance distribution capacitance is small, high-frequency performance is high, the method is suitable for being used as a short-wave antenna, the number of turns of the coils and the distance between every two adjacent coils are required under a specific environment, so that the inductance precision can reach the expected overdue, if the number of turns of the coils needs to be counted manually under the condition of manual winding, efficiency is low, the coils are wound completely, and the distance between every two adjacent coils is difficult to guarantee in the using process.
Accordingly, the prior art is deficient and needs improvement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the inductor has the advantages of definite coil turns, equal distance between every two adjacent coils, simple structure, easy production and high precision.
The technical scheme of the utility model as follows: an inductor with high precision comprises a framework cylinder, a single-layer wire, a magnetic core and a top cover, wherein a groove hole is formed in the axis of the framework cylinder, the magnetic core is inserted into the groove hole from top to bottom, the groove hole is higher than the magnetic core, and the bottom of the top cover is positioned in the groove hole and abutted to the top of the magnetic core; the spiral winding structure is characterized in that a thread groove used for winding a single-layer wire is concavely arranged on the outer surface of the framework cylinder, the thread groove is uniformly spirally wound on the outer surface of the framework cylinder, and the single-layer wire is wound in the thread groove to form a single-layer coil.
Adopt above-mentioned technical scheme, the higher inductance of precision in, skeleton cylinder surface top is provided with first wire casing, skeleton cylinder surface bottom is provided with the second wire casing, first wire casing and second wire casing communicate with the thread groove respectively.
Adopt above-mentioned each technical scheme, the higher inductance of precision in, recess hole top is provided with the internal thread, the top cap bottom is provided with the external screw thread, internal thread and external screw thread adaptation.
By adopting the technical scheme, in the inductor with high precision, a third wire slot is arranged on one side of the top cover top and is communicated with the first wire slot.
By adopting the technical scheme, in the inductor with higher precision, the depths of the thread groove, the first wire groove, the second wire groove and the third wire groove are the same and are slightly larger than the diameter of the single-layer wire.
Adopt above-mentioned each technical scheme, the utility model discloses a during the top cap is fixed in the skeleton main part with the magnetic core, the single-deck line twines at skeleton main part surface along the thread groove, and the thread groove interval is even, and the individual layer coil turns in the thread groove in the same skeleton main part is certain, guarantees that whole inductance precision satisfies specific environment's demand, simple structure, easy production.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
fig. 2 is a schematic view of the cross-sectional structure of the frame column of the present invention.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The embodiment provides an inductor with high precision, which comprises a framework cylinder 1, a single-layer wire (not shown), a magnetic core 2 and a top cover 3, wherein a groove hole 15 is formed in the axis of the framework cylinder 1, the magnetic core 2 is inserted into the groove hole 15 from top to bottom, the groove hole 15 is higher than the magnetic core 2, and the bottom of the top cover 3 is positioned in the groove hole 15 and abutted to the top of the magnetic core 2; the outer surface of the framework cylinder 1 is concavely provided with a thread groove 11 for winding a single-layer wire, the thread groove 11 is uniformly spirally wound on the outer surface of the framework cylinder 1, and the single-layer wire is wound in the thread groove 11 to form a single-layer coil.
Referring to fig. 1 and 2, in the present embodiment, a thread groove 11 is firstly formed on an outer surface of a frame column 1, then an axial center of the frame column 1 is hollowed to form a groove hole 15, a magnetic core 2 is disposed in the groove hole 15, a top cover 3 covers the groove hole 15, and the magnetic core 2 is fixed in the groove hole 15. Because the interval between each adjacent groove of thread groove 11 equals, then the back in thread groove 11 is located to the individual layer line, the interval is also the same between each adjacent coil of the individual layer coil that forms to 11 the number of turns of thread groove on the same skeleton cylinder 1 are the same, even artifical wire winding, only need to coil the thread groove 11 with the individual layer line fully, can guarantee that the number of turns of coil of inductance is certain, improves the precision of inductance. Compared with a conventional winding mode, the winding device has the advantages that only a single-layer wire is wound on a smooth cylinder, the structure of the embodiment is simple, and the number of turns and the distance of the whole inductance coil can be kept constant. And, magnetic core 2 and skeleton cylinder 1 are the detachable structure, and when the skeleton damaged or magnetic core 2 appears the damage, another recoverable recycling, or direct change can.
Further, for convenient both ends of single layer line are put, 1 surface top of skeleton cylinder is provided with first line groove 12, 1 surface bottom of skeleton cylinder is provided with second line groove 13, first line groove 12 and second line groove 13 communicate with thread groove 11 respectively. After the single-layer wire is wound, the wire ends at two ends are respectively arranged in the first wire groove 12 and the second wire groove 13, so that the wire ends are prevented from protruding out of the outer surface of the framework column body 1, and the function of protecting the wire ends is achieved.
Further, for the quick simple top cap 3 of establishing in recess hole 15, recess hole 15 top is provided with internal thread 14, top cap 3 bottom is provided with external screw thread 32, internal thread 14 and external screw thread 32 adaptation.
Further, in order to prevent the top thread end from being exposed on the outer surface of the top cover 3, a third thread groove 31 is provided on one side of the top cover 3, and the third thread groove 31 is communicated with the first thread groove 12.
Furthermore, in order to ensure that the single-layer wire is embedded in the thread groove 11, the first wire groove 12, the second wire groove 13 and the third wire groove 31, the thread groove 11, the first wire groove 12, the second wire groove 13 and the third wire groove 31 have the same depth and are slightly larger than the diameter of the single-layer wire, so that the single-layer coil is not scratched or damaged by external hard objects, and the service life of the inductor is prolonged.
Adopt above-mentioned each technical scheme, the utility model discloses a during the top cap is fixed in the skeleton main part with the magnetic core, the single-deck line twines at skeleton main part surface along the thread groove, and the thread groove interval is even, and the individual layer coil turns in the thread groove in the same skeleton main part is certain, guarantees that whole inductance precision satisfies specific environment's demand, and simple structure can be produced according to specific needs are extensive, high efficiency.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. An inductance that precision is higher, its characterized in that: the magnetic core is inserted into the groove hole from top to bottom, the groove hole is higher than the magnetic core, and the bottom of the top cover is positioned in the groove hole and abutted against the top of the magnetic core; the spiral winding structure is characterized in that a thread groove used for winding a single-layer wire is concavely arranged on the outer surface of the framework cylinder, the thread groove is uniformly spirally wound on the outer surface of the framework cylinder, and the single-layer wire is wound in the thread groove to form a single-layer coil.
2. The inductor with higher precision as claimed in claim 1, wherein: the utility model discloses a framework cylinder, including skeleton cylinder surface, first wire casing, skeleton cylinder surface top is provided with first wire casing, skeleton cylinder surface bottom is provided with the second wire casing, first wire casing and second wire casing communicate with the thread groove respectively.
3. The inductor with higher precision as claimed in claim 1, wherein: the top of the groove hole is provided with an internal thread, the bottom of the top cover is provided with an external thread, and the internal thread is matched with the external thread.
4. The inductor with higher precision as claimed in claim 1, wherein: a third wire groove is formed in one side of the top cover top and communicated with the first wire groove.
5. The inductor with higher precision as claimed in claim 1, wherein: the thread groove, the first thread groove, the second thread groove and the third thread groove have the same depth and are slightly larger than the diameter of the single-layer thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921106855.7U CN210091887U (en) | 2019-07-15 | 2019-07-15 | Inductor with higher precision |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921106855.7U CN210091887U (en) | 2019-07-15 | 2019-07-15 | Inductor with higher precision |
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| Publication Number | Publication Date |
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| CN210091887U true CN210091887U (en) | 2020-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921106855.7U Active CN210091887U (en) | 2019-07-15 | 2019-07-15 | Inductor with higher precision |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970715A (en) * | 2019-12-24 | 2020-04-07 | 天津光电惠高电子有限公司 | Precise winding framework of high-frequency antenna and use method |
-
2019
- 2019-07-15 CN CN201921106855.7U patent/CN210091887U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110970715A (en) * | 2019-12-24 | 2020-04-07 | 天津光电惠高电子有限公司 | Precise winding framework of high-frequency antenna and use method |
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