CN216959644U - Wide-band current booster - Google Patents
Wide-band current booster Download PDFInfo
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- CN216959644U CN216959644U CN202220220876.7U CN202220220876U CN216959644U CN 216959644 U CN216959644 U CN 216959644U CN 202220220876 U CN202220220876 U CN 202220220876U CN 216959644 U CN216959644 U CN 216959644U
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- copper bar
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- secondary winding
- output copper
- insulating layer
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Abstract
The utility model belongs to the technical field of current risers. A broadband current booster comprises a magnetic core, a primary winding, a secondary winding, and a thin film insulation layer between the primary winding and the secondary winding, wherein the primary winding is wound on the magnetic core, n secondary windings are wound on the magnetic core wound with the primary winding, and the thin film insulation layer is arranged between the primary winding and the secondary winding; the method is characterized in that: one end of the secondary winding is connected with the second output copper bar, the other end of the secondary winding is connected with the first output copper bar, and a fourth insulating layer is arranged between one end of the secondary winding and the other end of the secondary winding; and a first insulating layer is arranged between the output end part of the first output copper bar and the output end part of the second output copper bar. The utility model can improve the output bandwidth and the conversion efficiency of the current booster.
Description
Technical Field
The utility model belongs to the technical field of current boosters, and particularly relates to a broadband current booster.
Background
The current booster structure adopts enameled wires to respectively wind a primary winding and a secondary winding with different turns on a magnetic core, small current is introduced into the primary winding, and large current is output from the secondary winding, so that the purpose of current boosting is achieved. However, when the output current frequency gradually increases, under the condition of the same input power, the output power of the current booster is obviously reduced, and meanwhile, the active and reactive losses of the current booster are increased, so that the output bandwidth and the conversion efficiency of the current booster are difficult to increase due to the structure.
Disclosure of Invention
The utility model aims to provide a broadband current booster which can improve the output bandwidth and the conversion efficiency of the booster.
In order to realize the purpose, the utility model adopts the technical scheme that: a broadband current booster comprises a magnetic core, a primary winding, a secondary winding, and a thin film insulation layer between the primary winding and the secondary winding, wherein the primary winding is wound on the magnetic core, n secondary windings are wound on the magnetic core wound with the primary winding, and the thin film insulation layer is arranged between the primary winding and the secondary winding; the method is characterized in that: one end of the secondary winding is connected with the second output copper bar, the other end of the secondary winding is connected with the first output copper bar, and a fourth insulating layer is arranged between one end of the secondary winding and the other end of the secondary winding; a first insulating layer is arranged between the output end of the first output copper bar and the output end of the second output copper bar.
The second output copper bar is of an integral structure consisting of a circular ring part and an output end part, the circular ring part is provided with n bolt mounting holes, the center of the circular ring part of the second output copper bar is an inner circular hole, and the output end part of the second output copper bar is provided with a connecting hole.
The first output copper bar is of an integrated structure consisting of a circular ring part and an output end part, the circular ring part is provided with n tapping holes, the center of the circular ring part of the first output copper bar is an inner circular hole, and the output end part of the first output copper bar is provided with a connecting hole.
The position provided with the secondary winding is sequentially provided with a first output copper bar, the other end part of the secondary winding, a fourth insulating layer, one end part of the secondary winding, a second output copper bar and a second insulating layer from bottom to top and is connected by a screw rod, and the screw rod is sleeved with a third insulating layer.
The number of n is 1-200.
The utility model adopts a double-layer parallel compression joint or welding structure of the output copper bar, and the double-layer output copper bar (the first output copper bar and the second output copper bar) is respectively connected with two end parts of the secondary winding (the red copper sheet or the secondary winding of the row), so that when the output current frequency is increased, the structure can greatly reduce the active and reactive losses of the current booster, thereby achieving the purpose of improving the output bandwidth and the conversion efficiency of the current booster. The leakage inductance of the current booster can be reduced, and the inductive reactance of an output circuit can be reduced.
The utility model has the beneficial effects that: the output bandwidth and the conversion efficiency of the current booster can be improved.
Drawings
Fig. 1 is an external view of a broadband current booster of the present invention.
Fig. 2 is a cross-sectional view of the broadband current booster of the present invention.
Fig. 3 is a schematic structural diagram of a second output copper bar according to the present invention.
In the figure: 1-primary winding, magnetic core and thin film insulation layer, 2-secondary winding, 3-first output copper bar, 4-first insulation layer, 5-second output copper bar, 6-second insulation layer, 7-screw rod, 8-one end, 9-third insulation layer, 10-fourth insulation layer, 11-another end, 12-connecting hole, 13-bolt mounting hole (first output copper bar is tapping hole, second output copper bar is through hole), 14-inner circular hole.
Detailed Description
Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, a broadband current booster includes a magnetic core, a primary winding 1, a secondary winding 2, and a thin film insulation layer between the primary winding and the secondary winding, wherein the magnetic core is wound with the primary winding 1 (a small current is introduced to the primary winding), n secondary windings are wound on the magnetic core wound with the primary winding (the n secondary windings are uniformly distributed along the circumference), and the thin film insulation layer is arranged between the primary winding and the secondary winding; one end 8 of the secondary winding is connected with the second output copper bar 5 (by adopting crimping), the other end 11 of the secondary winding is connected with the first output copper bar 3 (by adopting crimping), and a fourth insulating layer 10 is arranged between the one end 8 of the secondary winding and the other end 11 of the secondary winding; a first insulating layer 4 is arranged between the output end of the first output copper bar 3 and the output end of the second output copper bar 5.
The second output copper bar 5 is of an integral structure consisting of a circular ring part and an output end part, the circular ring part is provided with n bolt mounting holes 13 (which are through holes, the number of the bolt mounting holes is the same as that of the secondary windings, and the bolt mounting holes are uniformly distributed along the circumference), the center of the circular ring part of the second output copper bar 5 is provided with an inner circular hole 14, and the output end part of the second output copper bar 5 is provided with a connecting hole 12.
First output copper bar 3 comprises ring portion and output tip and constitutes an organic whole structure, and ring portion is equipped with n and attacks the tooth hole (the screw hole promptly, and the number of attacking the tooth hole is the same with secondary winding's number, along the circumference equipartition), and the central authorities of ring portion of first output copper bar 3 are interior round hole, and the output tip of first output copper bar 3 is equipped with the connecting hole.
The position provided with the secondary winding is sequentially provided with a first output copper bar 3, the other end 11 of the secondary winding, a fourth insulating layer 10, one end 8 of the secondary winding, a second output copper bar 5 and a second insulating layer 6 from bottom to top, the first output copper bar, the second output copper bar and the second insulating layer are connected through a screw 7, and a third insulating layer 9 (the third insulating layer is tubular) is sleeved on the screw. Bolt mounting holes 13 are formed in corresponding positions of the other end 11 of the secondary winding, the fourth insulating layer 10, one end 8 of the secondary winding, the second output copper bar 5 and the second insulating layer 6, and one end of a bolt 7 penetrates through the bolt mounting holes 13 and then is screwed into the tapping hole of the first output copper bar 3.
The n is 1 to 200 (8 in fig. 1 of the present embodiment). The secondary winding is a copper bar.
Claims (5)
1. A broadband current booster comprises a magnetic core, a primary winding (1), a secondary winding (2), and a thin film insulation layer between the primary winding and the secondary winding, wherein the primary winding (1) is wound on the magnetic core, n secondary windings are wound on the magnetic core wound with the primary winding, and the thin film insulation layer is arranged between the primary winding and the secondary winding; the method is characterized in that: one end part (8) of the secondary winding is connected with the second output copper bar (5), the other end part (11) of the secondary winding is connected with the first output copper bar (3), and a fourth insulating layer (10) is arranged between the one end part (8) of the secondary winding and the other end part (11) of the secondary winding; a first insulating layer (4) is arranged between the output end of the first output copper bar (3) and the output end of the second output copper bar (5).
2. The broadband current booster of claim 1, wherein: the second output copper bar (5) is of an integrated structure consisting of a circular ring part and an output end part, the circular ring part is provided with n bolt mounting holes (13), the center of the circular ring part of the second output copper bar (5) is provided with an inner circular hole (14), and the output end part of the second output copper bar (5) is provided with a connecting hole (12).
3. The broadband current booster of claim 1, wherein: first output copper bar (3) constitute an organic whole structure by ring portion and output tip, and ring portion is equipped with n and attacks the tooth hole, and the central authorities of the ring portion of first output copper bar (3) are interior round hole, and the output tip of first output copper bar (3) is equipped with the connecting hole.
4. The broadband current booster of claim 1, wherein: the secondary winding is arranged, a first output copper bar (3), the other end portion (11) of the secondary winding, a fourth insulating layer (10), one end portion (8) of the secondary winding, a second output copper bar (5) and a second insulating layer (6) are sequentially arranged from bottom to top and connected through a screw rod (7), and a third insulating layer (9) is sleeved on the screw rod.
5. A broadband current booster as claimed in claim 1, 2 or 3, wherein: the number of n is 1-200.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220220876.7U CN216959644U (en) | 2022-01-26 | 2022-01-26 | Wide-band current booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220220876.7U CN216959644U (en) | 2022-01-26 | 2022-01-26 | Wide-band current booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216959644U true CN216959644U (en) | 2022-07-12 |
Family
ID=82319480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220220876.7U Active CN216959644U (en) | 2022-01-26 | 2022-01-26 | Wide-band current booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216959644U (en) |
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2022
- 2022-01-26 CN CN202220220876.7U patent/CN216959644U/en active Active
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