CN207233529U - A kind of I-shaped chip inductor - Google Patents
A kind of I-shaped chip inductor Download PDFInfo
- Publication number
- CN207233529U CN207233529U CN201721132977.4U CN201721132977U CN207233529U CN 207233529 U CN207233529 U CN 207233529U CN 201721132977 U CN201721132977 U CN 201721132977U CN 207233529 U CN207233529 U CN 207233529U
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- CN
- China
- Prior art keywords
- pin
- plug
- opening
- external
- boss
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of I-shaped chip inductor, including plug-in unit inductance and bakelite skeleton, plug-in unit inductance includes magnetic core, the coil windings and clad being centered around outside magnetic core, magnetic core lower face is equipped with the first pin plug-in opening and second pin plug-in opening, first pin plug-in opening and second pin plug-in opening are separately installed with the first external pin and the second external pin, bakelite skeleton is equipped with pin bores, pin groove, card slot, first boss and second boss, and the first external pin and the second external pin are inserted into the pin bores of bakelite skeleton respectively.I-shaped inductance plug-in type is changed to patch type, has and does not have to via, easily welding and dismounting；Welding point defect rate is low, and high frequency characteristics is good, reduces electromagnetism and radio frequency interference, readily packaged, avoids transportational process pin from deforming, influences plug-in unit；It is easy to automate, production efficiency is improved, is worth promoting.
Description
Technical field
The utility model belongs to inductance component field, more particularly, to a kind of I-shaped chip inductor.
Background technology
In electronic component, the species of inductance is very much, can be divided mainly into plug-in unit inductance and chip inductor.Plug-in unit inductance
The situation that material bursts apart occurs in base in PIN needle rigging position structural weak, assembling process, causes scrapping for product, makes
PIN needle may also by mistake touch and cause to be broken during, the reliability of product can so be produced and cause potential hidden danger, so not
Inconvenience during use is only increased, also add the cost used, it is not practical enough, it is necessary to which that the installation to plug-in unit inductance is stablized
Property propose improve.
In addition, the problem of current SMT Inductor has easily fever, and heat cannot disperse in time, causes product to use
Hydraulic performance decline, therefore, it is necessary to be improved to current SMT Inductor.
201620347042.7 disclose a kind of plug-in unit inductance understructure, including base, the upper end of the base are equipped with
Two symmetrical arcwall faces and a parallel surface, and parallel surface is between two arcwall faces, the both sides of the base are equipped with pair
The boss of title.The utility model using inductance bottom mounting seat come ensure assembling when PIN needle will not be interfered.
Utility model content
In order to solve the problems of the above-mentioned prior art, the utility model proposes a kind of I-shaped chip inductor, its
It can be patch type by plug-in unit inductive switching, avoid plug-in unit inductance PIN needle from being deformed in transportational process, while also have well
Heat dissipation effect.
What the technical solution of the utility model was realized in：
A kind of I-shaped chip inductor, it is characterised in that including plug-in unit inductance and bakelite skeleton, the plug-in unit inductance includes
Magnetic core, the coil windings being centered around outside the magnetic core and clad, the lower face of the magnetic core be equipped with the first pin plug-in opening and
Second pin plug-in opening, the first pin plug-in opening and second pin plug-in opening are separately installed with the first external pin and second
External pin, the first external pin upper end are intercalated in the first pin plug-in opening, in second external pin
End is intercalated in the second pin plug-in opening, and being internally provided with for the first pin plug-in opening and second pin plug-in opening is solid
Determine glue point, first external pin and the second external pin pass through the first lead and the second lead and the coil windings respectively
Connection, the coil windings are externally provided with the clad, and the bakelite skeleton includes pin bores, pin groove, card slot, first boss
And second boss, first external pin and the second external pin are inserted into the pin bores.
In this I-shaped chip inductor of the utility model, the width of first external pin and the second external pin
Spend for 1.5mm.
In this I-shaped chip inductor of the utility model, the depth of the pin groove is 1mm.
In this I-shaped chip inductor of the utility model, the clad is epoxy resin layer or pyrocondensation tube layer.
In this I-shaped chip inductor of the utility model, the height of the first boss is higher than the second boss
Height.
Implement this I-shaped chip inductor of the utility model, have the advantages that：Its is simple in structure, and design is closed
Reason, patch type is changed to by I-shaped inductance plug-in type, is had and is not had to via, easily welding and dismounting；Welding point defect rate is low, and high frequency is special
Property is good, reduces electromagnetism and radio frequency interference；It is readily packaged, avoid transportational process pin from deforming, influence plug-in unit；It is easily achieved automatic
Change, improve production efficiency, be worth promoting.
Brief description of the drawings
Fig. 1 is the front view of the modular converter of this plug-in unit inductance of the utility model；
Fig. 2 is the top view of Fig. 1；
Fig. 3 is the bottom view of Fig. 1；
Fig. 4 is the stereogram of Fig. 1；
Fig. 5 is the bakelite skeleton schematic diagram in Fig. 1；
Fig. 6 is the schematic cross-section of Fig. 1.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
This I-shaped chip inductor of the utility model as shown in Figures 1 to 6, including plug-in unit inductance 11 and bakelite bone
Frame 12, plug-in unit inductance 11 include magnetic core 13, the coil windings 14 being centered around outside magnetic core 13 and clad 15.
The lower face of magnetic core 13 is equipped with the first pin plug-in opening 16 and second pin plug-in opening 17, the first pin plug-in opening 16
The first external pin 18 and the second external pin 19,18 upper end of the first external pin are separately installed with second pin plug-in opening 17
Portion is intercalated in the first pin plug-in opening 16, and 19 upper end of the second external pin is intercalated in second pin plug-in opening 17, and first
Pin plug-in opening 16 and second pin plug-in opening 17 are internally provided with fixed glue point 20.It will not be damaged by glue point fixation outside first
18 and second external pin 19 of pin is connect, and glue point has good conductive force, can discharge the heat of pin.
First external pin 18 and the second external pin 19 respectively by the first lead 21 and the second lead 22 and coil around
The connection of group 14, coil windings 14 are externally provided with clad 15, and clad 15 is epoxy resin layer or pyrocondensation tube layer, can be received after heated
Contracting, heat endurance are good.
Bakelite skeleton 12 includes pin bores 23, pin groove 24, card slot 25, first boss 26 and second boss 27, outside first
18 and second external pin 19 of pin insertion pin bores 23 are connect, the first external pin 18 and the second external pin 19 protrude from pin
The part in hole 23 is bumped into after flattening in pin groove 24, and plug-in type is converted into patch type by bakelite skeleton 12, readily packaged,
Avoid transportational process pin from deforming, influence inductance work.
In the present embodiment, the width of the first external pin 18 and the second external pin 19 is 1.5mm, the depth of pin groove 24
Spend for 1mm.Due to external pin width be more than pin groove 24 depth so that external pin protrude from bakelite skeleton 12 it
On, easily weld and dismantle when installation, and welding point defect rate is low, stickiness is good.
Plug-in unit inductance 11 is installed in card slot 25, and 25 both sides of card slot are respectively equipped with first boss 26 and second boss 27, the
The height of one boss 26 is higher than the height 27 of second boss, is equipped with pin bores 23 among card slot 25, the diameter of pin bores 23 is more than
The width of external pin.Fixation between plug-in unit inductance 11 and bakelite skeleton 12 is ensured by external pin, while improves electricity
The heat-sinking capability of sense, the heat that inductance produces is by external pin and fixed glue point 20, quickly towards card slot 25,23 and of pin bores
The gap of second boss 27 sheds.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
The spirit of utility model and any modification within principle, made, equivalent substitution and improvement etc., should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of I-shaped chip inductor, it is characterised in that including plug-in unit inductance and bakelite skeleton, the plug-in unit inductance includes magnetic
Core, the coil windings being centered around outside the magnetic core and clad, the lower face of the magnetic core are equipped with the first pin plug-in opening and the
Two pin plug-in openings, the first pin plug-in opening and second pin plug-in opening are separately installed with outside the first external pin and second
Pin is connect, the first external pin upper end is intercalated in the first pin plug-in opening, the second external pin upper end
Portion is intercalated in the second pin plug-in opening, and the first pin plug-in opening and second pin plug-in opening are internally provided with fixation
Glue point, first external pin and the second external pin are connected by the first lead and the second lead with the coil windings respectively
Connect, the coil windings are externally provided with the clad, the bakelite skeleton include pin bores, pin groove, card slot, first boss and
Second boss, first external pin and the second external pin are inserted into the pin bores.
2. I-shaped chip inductor according to claim 1, it is characterised in that first external pin and second external
The width of pin is 1.5mm.
3. I-shaped chip inductor according to claim 1, it is characterised in that the depth of the pin groove is 1mm.
4. I-shaped chip inductor according to claim 1, it is characterised in that the clad is epoxy resin layer or heat
Draw layer.
5. I-shaped chip inductor according to claim 1, it is characterised in that the height of the first boss is higher than described
The height of second boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721132977.4U CN207233529U (en) | 2017-09-06 | 2017-09-06 | A kind of I-shaped chip inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721132977.4U CN207233529U (en) | 2017-09-06 | 2017-09-06 | A kind of I-shaped chip inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207233529U true CN207233529U (en) | 2018-04-13 |
Family
ID=61860924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721132977.4U Expired - Fee Related CN207233529U (en) | 2017-09-06 | 2017-09-06 | A kind of I-shaped chip inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207233529U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782311A (en) * | 2021-09-15 | 2021-12-10 | 苏州隆亿电子科技有限公司 | Environment-friendly inductor and production process thereof |
-
2017
- 2017-09-06 CN CN201721132977.4U patent/CN207233529U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113782311A (en) * | 2021-09-15 | 2021-12-10 | 苏州隆亿电子科技有限公司 | Environment-friendly inductor and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180413 Termination date: 20200906 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |