CN206040382U - Vertical heavy current rod type inductor - Google Patents
Vertical heavy current rod type inductor Download PDFInfo
- Publication number
- CN206040382U CN206040382U CN201620849660.1U CN201620849660U CN206040382U CN 206040382 U CN206040382 U CN 206040382U CN 201620849660 U CN201620849660 U CN 201620849660U CN 206040382 U CN206040382 U CN 206040382U
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- CN
- China
- Prior art keywords
- magnetic core
- coil
- rod type
- limiting section
- type inductor
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Abstract
The utility model discloses a vertical heavy current rod type inductor, including magnetic core, coil, two lead terminal and shield cover, this magnetic core runs through being provided with heat dissipation channel including wire winding portion and two spacing portions on this magnetic core, is equipped with annular boss and two embedded slot in the spacing portion of lower extreme, this coil winding is in wire winding portion, and the coil both ends are drawn forth by two embedded slot, on this two lead terminal was fixed in the spacing subordinate surface of lower extreme, correspondence of coil both ends and two lead terminal linked to each other, the pot head is located on the above -mentioned annular boss under this shield cover. By this, through establishing a shield cover in the outside cover of magnetic core, can effectively reduce the electromagnetic interference of the outside that the inductor received, the job stabilization nature of improved inductance ware, and run through the radiating efficiency that the heat dissipation channel of magnetic core setting can accelerate the inductor sets up lead wire protrusion that the embedded slot in magnetic core lower extreme spacing portion can avoid making the coil both ends and on the spacing portion's outer wall of magnetic core, reduces the coil wearing and tearing, also plays the shielding protection effect to coil both ends lead wire simultaneously.
Description
Technical field
The utility model is related to electric elements art, refers in particular to a kind of vertical high current rod type inductor.
Background technology
Inductor is the element that electric energy can be converted into magnetic energy and be stored, and inductor is similar to that transformation
Device, but only one of which winding.Inductor has certain inductance, only prevents the change of electric current.If no electric current in inductor
Pass through, then it prevents electric current from flowing through it；If electric current flows through it, then when circuit disconnects, it will attempt to maintain electric current constant.It is existing
The vertical rod type inductor having causes easily to be subject to outside electromagnetic interference due to unshielded structure, and, coil windings thereon
It is completely exposed with the junction of lead terminal, is easily subject to scrape and damages.Therefore, existing vertical rod type inductor should be changed
Enter, to solve the above problems.
Utility model content
In view of this, disappearance of the utility model for prior art presence, its main purpose are to provide a kind of vertical big
Electric current rod type inductor, by being arranged a radome outside magnetic core, arranges through type heat dissipation channel on magnetic core, effectively can subtract
Few inductor is subject to outside electromagnetic interference, accelerates the radiating efficiency of inductor, and the inductor structure is simply compact, and performance is excellent
It is good.
For achieving the above object, the utility model is using following technical scheme：
A kind of vertical high current rod type inductor, includes magnetic core, coil, two lead terminals and the screen being placed on outside magnetic core
Cover is covered, the magnetic core includes winding section and is arranged at the limiting section of winding section upper and lower ends, vertically through setting on the magnetic core
Have the heat dissipation channel for improving inductor radiating efficiency, the limiting section positioned at lower end with diameter greater than upper end limiting section, in lower end
Limiting section upper surface be provided with annular boss, and be provided with two embedding slots on the limiting section outer wall of lower end, on the inside of embedding slot
Extend radially on annular boss；The coil winding on winding section, drawn by two embedding slots by coil two ends；Two lead terminal
It is fixed on the spacing lower surface in lower end, coil two ends correspondence is connected with two lead terminals；The radome lower end is sheathed on above-mentioned
On annular boss.
As a kind of preferred version：Two embedding slot is vertically arranged on the lower end limiting section outer wall of magnetic core respectively.
As a kind of preferred version：At the top of the radome, the above-mentioned heat dissipation channel of correspondence is provided with a through hole.
As a kind of preferred version：The magnetic core is non-retentive alloy powder rolled-up stock.
As a kind of preferred version：The magnetic core is insulated iron powder rolled-up stock.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
Scheme understands, by being arranged a radome outside magnetic core, is effectively reduced the external electromagnetic interference that inductor is subject to, improves electricity
The job stability of sensor, and the heat dissipation channel for running through magnetic core setting can accelerate the radiating efficiency of inductor, be arranged under magnetic core
Embedding slot on the limiting section of end is available for the lead at accommodating coil two ends, it is to avoid make the lead at coil two ends protrude from magnetic core limiting section
On outer wall, the abrasion of coil is reduced, while also function to the shielding protection to coil two ends lead acting on.Thereby, the inductor is tied
Structure is simply compact, function admirable.
For more clearly illustrating architectural feature of the present utility model and effect, come right with specific embodiment below in conjunction with the accompanying drawings
Which is described in detail.
Description of the drawings
Inductor longitudinal direction cross-sectional schematics of the Fig. 1 for the utility model；
Inductor polycrystalline substance schematic diagrames of the Fig. 2 for the utility model；
Magnetic core schematic perspective views of the Fig. 3 for the utility model.
Accompanying drawing identifier declaration：
10th, magnetic core 11, winding section
12nd, limiting section 13, heat dissipation channel
14th, annular boss 15, embedding slot
20th, coil 30, lead terminal
40th, radome 41, through hole.
Specific embodiment
As shown in Figure 1 to Figure 3, a kind of vertical high current rod type inductor includes magnetic core 10, coil to the utility model
20th, two lead terminals 30 and the radome 40 being placed on outside magnetic core 10, wherein：
The magnetic core 10 is non-retentive alloy powder rolled-up stock, alternatively insulated iron powder rolled-up stock, and which includes 11 He of winding section
The limiting section 12 of 11 upper and lower ends of winding section is arranged at, is vertically provided through on the magnetic core 10 for improving inductor radiating
The heat dissipation channel 13 of efficiency, the limiting section 12 positioned at lower end with diameter greater than upper end limiting section 12, in 12 upper table of limiting section of lower end
Face is provided with annular boss 14, and on 12 outer wall of limiting section of lower end is vertically arranged with two embedding slots 15, on the inside of embedding slot 15
Extend radially on annular boss 14；The coil 20 is wound on winding section 11, and 20 two ends of coil are drawn by two embedding slots 15；Should
Two lead terminals 30 are fixed on 12 lower surface of lower end limiting section, and 20 two ends of coil correspondence is connected with two lead terminals 30；The screen
Cover 40 lower end of cover to be sheathed on above-mentioned annular boss 14, at the top of radome 40, corresponding above-mentioned heat dissipation channel 13 is provided with a through hole
41.Arrange inside magnetic core 10 through type heat dissipation channel 13, the partial heat that effectively can be produced coil 20 passes through heat dissipation channel 13
And through hole 41 is distributed, the purpose for accelerating inductor radiating efficiency is reached.
The rod type inductor has energy storage high, and price is low, and loss is little, and electric current is big, the good spy of easy plug-in unit, anti-clutter
Point, can carry out, from ripple elimination, RF filtering, output choking-winding, EMI/RFI filtering, being widely used in all kinds of Switching Power Supplies, control
On circuit, each class of electronic devices instrument and consumer electronic product.
Design focal point of the present utility model is, by being arranged a radome outside magnetic core, to be effectively reduced inductor
The external electromagnetic interference being subject to, improves the job stability of inductor, and the heat dissipation channel for running through magnetic core setting can accelerate inductance
The radiating efficiency of device, the embedding slot being arranged on the limiting section of magnetic core lower end are available for the lead at accommodating coil two ends, it is to avoid make coil
The lead at two ends is protruded from magnetic core limiting section outer wall, reduces the abrasion of coil, while also functioning to the screen to coil two ends lead
Cover protective effect.Thereby, the inductor structure is simply compact, function admirable.
The above, is only preferred embodiment of the present utility model, and not technical scope of the present utility model is made
Any restriction, thus it is every according to technical spirit of the present utility model to any trickle amendment made for any of the above embodiments, equivalent become
Change and modification, still fall within the range of technical solutions of the utility model.
Claims (5)
1. a kind of vertical high current rod type inductor, it is characterised in that：Include magnetic core, coil, two lead terminals and be placed on magnetic
Radome outside core, the magnetic core include winding section and are arranged at the limiting section of winding section upper and lower ends, erect on the magnetic core
Heat dissipation channel for improving inductor radiating efficiency is provided through directly, the limiting section positioned at lower end is spacing with diameter greater than upper end
Portion, is provided with annular boss in the limiting section upper surface of lower end, and is provided with two embedding slots on the limiting section outer wall of lower end, embedding
Put groove radially inside to extend on annular boss；The coil winding on winding section, drawn by two embedding slots by coil two ends；This two
Lead terminal is fixed on the spacing lower surface in lower end, and coil two ends correspondence is connected with two lead terminals；The radome lower end covers
On above-mentioned annular boss.
2. vertical high current rod type inductor according to claim 1, it is characterised in that：Two embedding slot is vertical respectively
It is arranged on the lower end limiting section outer wall of magnetic core.
3. vertical high current rod type inductor according to claim 1, it is characterised in that：At the top of the radome in correspondence
State heat dissipation channel and be provided with a through hole.
4. vertical high current rod type inductor according to claim 1, it is characterised in that：The magnetic core is non-retentive alloy
Powder rolled-up stock.
5. vertical high current rod type inductor according to claim 1, it is characterised in that：The magnetic core is insulated iron powder pressure
Product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620849660.1U CN206040382U (en) | 2016-08-08 | 2016-08-08 | Vertical heavy current rod type inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620849660.1U CN206040382U (en) | 2016-08-08 | 2016-08-08 | Vertical heavy current rod type inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206040382U true CN206040382U (en) | 2017-03-22 |
Family
ID=58308233
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620849660.1U Expired - Fee Related CN206040382U (en) | 2016-08-08 | 2016-08-08 | Vertical heavy current rod type inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206040382U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107516572A (en) * | 2017-09-30 | 2017-12-26 | 深圳振华富电子有限公司 | SMD power inductor and its manufacture method |
| CN109559876A (en) * | 2018-12-17 | 2019-04-02 | 深圳顺络电子股份有限公司 | A kind of patch type inductive element and its manufacturing method |
| CN109920625A (en) * | 2019-04-26 | 2019-06-21 | 深圳市吉百顺科技有限公司 | A kind of inductor and its production technology |
-
2016
- 2016-08-08 CN CN201620849660.1U patent/CN206040382U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107516572A (en) * | 2017-09-30 | 2017-12-26 | 深圳振华富电子有限公司 | SMD power inductor and its manufacture method |
| CN109559876A (en) * | 2018-12-17 | 2019-04-02 | 深圳顺络电子股份有限公司 | A kind of patch type inductive element and its manufacturing method |
| CN109920625A (en) * | 2019-04-26 | 2019-06-21 | 深圳市吉百顺科技有限公司 | A kind of inductor and its production technology |
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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: 20170322 Termination date: 20180808 |