CN203631231U - Novel integrated resonance inductor - Google Patents
Novel integrated resonance inductor Download PDFInfo
- Publication number
- CN203631231U CN203631231U CN201320730613.1U CN201320730613U CN203631231U CN 203631231 U CN203631231 U CN 203631231U CN 201320730613 U CN201320730613 U CN 201320730613U CN 203631231 U CN203631231 U CN 203631231U
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- magnetic core
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- bracing frame
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Abstract
The utility model discloses a novel integrated resonance inductor. The novel integrated resonance inductor comprises a magnetic core, a winding and a bottom PCB. The winding is arranged in the magnetic core. The bottom PCB is arranged outside the magnetic core. The magnetic core comprises a first magnetic core body, a second magnetic core body and a third magnetic core body. The first magnetic core body and the third magnetic core body are respectively of an E shape. The second magnetic core body is of an I shape. The second magnetic core body is located between the first magnetic core body and the third magnetic core body. The novel integrated resonance inductor is reasonable and simple in structural design, small in size, high in magnet utilization rate and low in cost.
Description
Technical field
The utility model relates to inductors technique field, particularly relates to a kind of novel integrated resonant inductor.
Background technology
Electronic equipment is constantly towards more small size, more high integration and more high efficiency development.Resonant inductor is as one of key element in electronic equipment, and little, the lightweight and improved efficiency of its volume is the direction that this technical field personnel pursue always.Resonant inductor is the important component part in LLC circuit, and traditional resonant inductor arranges separately, and volume is large, and duty space is large, and cost is higher, and the utilance of magnet is low.
Utility model content
Based on this, be necessary the problem for the shortcoming of prior art, a kind of novel integrated resonant inductor is provided, two independent resonant inductors are integrated, volume is little, magnet utilance is high, cost is low.
A kind of novel integrated resonant inductor, comprises magnetic core, winding and PCB base plate, and described winding is located in described magnetic core, and described PCB base plate is located at outside described magnetic core; Described magnetic core comprises the first magnetic core, the second magnetic core and the 3rd magnetic core, and described the first magnetic core and the 3rd magnetic core are E shape, and described the second magnetic core is I shape, and described the second magnetic core is located between described the first magnetic core and the 3rd magnetic core.
In an embodiment, described the first magnetic core is identical with the 3rd core structure therein, and described the first magnetic core and the 3rd magnetic core all have a center pillar core and both sides side column, and described center pillar core is rounded, between described center pillar core and side post, offers storage tank.
In an embodiment, described center pillar core is provided with air gap therein.
In an embodiment, described winding comprises the first winding and the second winding therein, and described the first winding is located at position between described the first magnetic core and the second magnetic core, and described the second winding is located at position between described the 3rd magnetic core and the second magnetic core; Described the first winding comprises the first bracing frame and is located at the first coil on described the first bracing frame; Described the second winding comprises the second bracing frame and is located at the second coil on described the second bracing frame.
In an embodiment, described the first bracing frame and the second bracing frame are hollow cylinder structure therein.
In an embodiment, described the first coil is provided with the first lead-out wire therein, and described the second coil is provided with the second lead-out wire.
In an embodiment, on described PCB base plate, offer through hole therein.
Above-mentioned novel integrated resonant inductor, reasonable in design, simple, is applicable to batch production, two independent resonant inductors is integrated, to reach the integrated and miniaturization of product.Described the first magnetic core and the 3rd magnetic core share the second magnetic core, have reduced magnetic core use amount, have reduced cost of manufacture, have improved the utilance of magnetic core.
Accompanying drawing explanation
Fig. 1 is structure perspective view of the present utility model.
Fig. 2 is use state diagram of the present utility model.
Below the explanation of the utility model parts sign flag:
The first magnetic core 10a, the 3rd magnetic core 10b, center pillar core 11, side post 12, storage tank 13, the second magnetic core 20, the first winding 30, the first bracing frame 31, the first coil 32, the first lead-out wire 320, the second winding 40, the second bracing frame 41, the second coil 42, the second lead-out wire 420, PCB base plate 50, through hole 51.
Embodiment
For further understanding feature of the present utility model, technological means and the specific purposes that reach, function, resolve advantage of the present utility model and spirit, by below in conjunction with accompanying drawing and embodiment, detailed description of the present utility model being further understood.
A kind of novel integrated resonant inductor, comprises magnetic core, winding and PCB base plate 50.Winding is located in magnetic core, and PCB base plate 50 is located at outside magnetic core.Magnetic core comprises the first magnetic core 10a, the second magnetic core 20 and the 3rd magnetic core 10b.One magnetic core and the 3rd magnetic core 10b are E shape, and the second magnetic core 20 is I shape, and the second magnetic core 20 is located between the first magnetic core 10a and the 3rd magnetic core 10b.The first magnetic core 10a and the 3rd magnetic core 10b share the second magnetic core 20, and can form two magnetic circuits.
The first magnetic core 10a is identical with the 3rd magnetic core 10b structure.The first magnetic core 10a and the 3rd magnetic core 10b all have a center pillar core 11 and both sides side column 12, between center pillar core 11 and side post 12, offer storage tank 13.Center pillar core 11 is rounded, and center pillar core 11 is provided with air gap.
Winding comprises the first winding 30 and the second winding 40.The first winding 30 and the second winding 40 form respectively two magnetic circuits, and two magnetic circuits can work independently.The first winding 30 is located at position between the first magnetic core 10a and the second magnetic core 20, and the second winding 40 is located at position between the 3rd magnetic core 10b and the second magnetic core 20.The first winding 30 comprises the first bracing frame 31 and is located at the first coil 32 on the first bracing frame 31.The second winding 40 comprises the second bracing frame 41 and is located at the second coil 42 on the second bracing frame 41.Coiling direction and the coiling number of turns of the first coil 32 and the second coil 42 are consistent.
The first bracing frame 31 and the second bracing frame 41 are hollow cylinder structure, and the first bracing frame 31 is sheathed on the center pillar core 11 of the first magnetic core 10a, and the second bracing frame 41 is sheathed on the center pillar core 11 of the 3rd magnetic core 10b.The first bracing frame 31 and the second bracing frame 41 all adopt phenolic moulding powder injection mo(u)lding.The first coil 32 and the second coil 42 all adopt multiply enamelled wire to carry out coiling, and multiply enamelled wire has good thermal diffusivity.
The first coil 32 is provided with the first lead-out wire 320, and described the second coil 42 is provided with the second lead-out wire 420.On PCB base plate 50, offer through hole 51.The first lead-out wire 320 and the second lead-out wire 420 run through respectively this through hole 51, and are fixed on PCB base plate 50.PCB base plate 50 is for isolating magnetic core and fixing the first lead-out wire 320 and the second lead-out wire 420, and the first lead-out wire 320 is different through the distance of PCB base plate 50 with the second lead-out wire 420, distinguishes the first coil 32 and the second coil 42 to reach.
Assembling is when the utility model, first the first coil 32 is sheathed on and on the first bracing frame 31, forms the first winding 30, and the second coil 42 is sheathed on and on the second bracing frame 41, forms the second winding 40; Again the first winding 30 is sheathed on described the first magnetic core 10a, the second winding 40 is sheathed on described the 3rd magnetic core 10b, then the first magnetic core 10a and the 3rd magnetic core 10b are located at respectively to the both sides of the second magnetic core 20, finally the first lead-out wire 320 and the second lead-out wire 420 are run through to described through hole 51, fix PCB base plate 50.
In sum, above-mentioned novel integrated resonant inductor, reasonable in design, simple, is applicable to batch production, two independent resonant inductors is integrated, to reach the integrated and miniaturization of product.Described the first magnetic core 10a and the 3rd magnetic core 10b share the second magnetic core 20, have reduced magnetic core use amount, have reduced cost of manufacture, have improved the utilance of magnetic core.
The above embodiment has only expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (7)
1. a novel integrated resonant inductor, is characterized in that, comprises magnetic core, winding and PCB base plate, and described winding is located in described magnetic core, and described PCB base plate is located at outside described magnetic core; Described magnetic core comprises the first magnetic core, the second magnetic core and the 3rd magnetic core, and described the first magnetic core and the 3rd magnetic core are E shape, and described the second magnetic core is I shape, and described the second magnetic core is located between described the first magnetic core and the 3rd magnetic core.
2. novel integrated resonant inductor according to claim 1, it is characterized in that, described the first magnetic core is identical with the 3rd core structure, described the first magnetic core and the 3rd magnetic core all have a center pillar core and both sides side column, described center pillar core is rounded, between described center pillar core and side post, offers storage tank.
3. novel integrated resonant inductor according to claim 2, is characterized in that, described center pillar core is provided with air gap.
4. novel integrated resonant inductor according to claim 1, it is characterized in that, described winding comprises the first winding and the second winding, and described the first winding is located at position between described the first magnetic core and the second magnetic core, and described the second winding is located at position between described the 3rd magnetic core and the second magnetic core; Described the first winding comprises the first bracing frame and is located at the first coil on described the first bracing frame; Described the second winding comprises the second bracing frame and is located at the second coil on described the second bracing frame.
5. novel integrated resonant inductor according to claim 4, is characterized in that, described the first bracing frame and the second bracing frame are hollow cylinder structure.
6. novel integrated resonant inductor according to claim 4, is characterized in that, described the first coil is provided with the first lead-out wire, and described the second coil is provided with the second lead-out wire.
7. novel integrated resonant inductor according to claim 1, is characterized in that, on described PCB base plate, offers through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730613.1U CN203631231U (en) | 2013-11-19 | 2013-11-19 | Novel integrated resonance inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320730613.1U CN203631231U (en) | 2013-11-19 | 2013-11-19 | Novel integrated resonance inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203631231U true CN203631231U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320730613.1U Expired - Fee Related CN203631231U (en) | 2013-11-19 | 2013-11-19 | Novel integrated resonance inductor |
Country Status (1)
| Country | Link |
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| CN (1) | CN203631231U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105702422A (en) * | 2016-04-08 | 2016-06-22 | 韩江 | Ferrite magnetic core and manufacturing method thereof |
| CN108335889A (en) * | 2018-03-30 | 2018-07-27 | 江西欧美亚电子有限公司 | A kind of resonant inductor |
-
2013
- 2013-11-19 CN CN201320730613.1U patent/CN203631231U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105702422A (en) * | 2016-04-08 | 2016-06-22 | 韩江 | Ferrite magnetic core and manufacturing method thereof |
| CN108335889A (en) * | 2018-03-30 | 2018-07-27 | 江西欧美亚电子有限公司 | A kind of resonant inductor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20201119 |