CN207149381U - A kind of inductor - Google Patents
A kind of inductor Download PDFInfo
- Publication number
- CN207149381U CN207149381U CN201721009845.2U CN201721009845U CN207149381U CN 207149381 U CN207149381 U CN 207149381U CN 201721009845 U CN201721009845 U CN 201721009845U CN 207149381 U CN207149381 U CN 207149381U
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- China
- Prior art keywords
- base
- top cover
- pin
- core body
- inductor
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Abstract
The utility model discloses a kind of inductor, including base and core body, the medium position of the base is provided with the mounting hole with circuit board communication, the core body is arranged in the mounting hole, epoxy resin layer is provided between the core body and the mounting hole, the both sides of the base are arranged at intervals with some PIN pins, the U-shaped structure of PIN pins, top cover is provided with above the core body, the top cover is connected with the upper end of the base.The utility model has good impact resistance, extends the service life of inductor.
Description
Technical field
It the utility model is related to electronic component technology field, more particularly to a kind of inductor.
Background technology
In the field of electronic component now, inductance element is frequently as the passive device in electronic circuit.With mobile phone, number
The development of the miniature electric digital product such as code-phase machine, requirement of the in the market to inductor also more and more higher, both requires inductor
Small volume, also require that the performance of inductor is good.And inductor impact resistance of the prior art is not strong, by external force
Shock under, the internal structure of inductor is easily damaged and influences electric property.
Utility model content
The purpose of this utility model is：A kind of inductor is provided, it has good impact resistance, extends inductor
Service life.
To reach this purpose, the utility model uses following technical scheme：
A kind of inductor, including base and core body are provided, the medium position of the base is provided with and circuit board communication
Mounting hole, the core body is arranged in the mounting hole, and epoxy resin layer is provided between the core body and the mounting hole,
The both sides of the base are arranged at intervals with some PIN pins, the U-shaped structure of PIN pins, are provided with above the core body
Top cover, the top cover are connected with the upper end of the base.
As a kind of preferable technical scheme of described inductor, the top cover sets with the base and is formed in one
Structure.
As a kind of preferable technical scheme of described inductor, the base include first end and with the first end
The second relative end, the length direction of the first end and second end along the base set, set in the first end
There is the first projection, the second projection is provided with second end, one end of the top cover passes through hinge or hinge and described first
Projection is flexibly connected, and the other end is selectively connected with second projection.
As a kind of preferable technical scheme of described inductor, second projection is set close to the side of the top cover
Stopper slot is equipped with, the top cover is provided with the limit convex being adapted to the stopper slot grafting close to the side of second projection
Rise.
As a kind of preferable technical scheme of described inductor, the core body includes magnetic core and is wrapped in the magnetic core
The coil of periphery.
As a kind of preferable technical scheme of described inductor, the PIN pins include upper pin and are arranged on institute
The lower pin below pin is stated, is connected between the upper pin and the lower pin by connector, the upper pin and institute
The winding terminal connection of coil is stated, the lower pin is connected with the circuit board.
As a kind of preferable technical scheme of described inductor, the PIN pins are provided with 6, and each PIN draws
Pin is oppositely arranged the both sides of the base two-by-two respectively.
As a kind of preferable technical scheme of described inductor, groove is set between the two adjacent PIN pins,
The groove is used for the winding terminal for accommodating the coil.
As a kind of preferable technical scheme of described inductor, state the distance between top cover and described base and be less than
3mm。
As a kind of preferable technical scheme of described inductor, the base include close to the top cover top surface and
, there is gap bottom surface away from the top surface between the bottom surface and the PIN pins.
The beneficial effects of the utility model are：It has good impact resistance to the utility model, extends making for inductor
With the life-span, top cover can play a part of protection to core body, avoid the core body during use from being damaged by the collision of external force
It is bad.In addition, setting top cover that the top of the inductor can be made concordant, the nozzle of chip mounter can be coordinated automatically by the inductance
Device is mounted onto circuit board automatically, convenient installation, improves the efficiency of attachment.Core body is arranged in logical mounting hole, and in core
Epoxy resin layer is provided between body and the mounting hole, is consolidated core body and base using the strong characteristic of the caking property of epoxy resin
Fixed connection.The U-shaped structure of PIN pins, it can facilitate the inductor and welding circuit board.
Brief description of the drawings
The utility model is described in further detail below according to drawings and examples.
Fig. 1 is the structural representation of inductor described in embodiment.
Fig. 2 is the schematic side view of inductor described in embodiment.
In figure：
1st, base；11st, top surface；12nd, bottom surface；2nd, top cover；3rd, PIN pins；31st, upper pin；32nd, lower pin；33rd, connect
Part；4th, core body；41st, magnetic core；42nd, coil；5th, the first projection；6th, the second projection；7th, gap；8th, winding terminal.
Embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
Embodiment one：
It is described in the utility model including base 1 and to be arranged on the base in the present embodiment as shown in Fig. 1~2
Core body 4 in 1, including base 1 and the core body 4 for producing magnetic field, the medium position of the base 1 is provided with and circuit board
The mounting hole of connection, the core body 4 are arranged in the mounting hole, and epoxy is provided between the core body 4 and the mounting hole
Resin bed, the both sides of the base are arranged at intervals with some PIN pins 3, the 3 U-shaped structure of PIN pins, the core body 4
Top is provided with top cover 2, and the top cover 2 is connected with the upper end of the base 1.
Set top cover 2 to play a part of protection to core body 41 in the top of core body 4, avoid the core during use
Body 4 is damaged by the collision of external force, extends the service life of the inductor.In addition, top cover 2 is set to make the electricity
The top of sensor is concordant, coordinates the nozzle of chip mounter automatically to mount the inductor onto circuit board automatically, convenient installation, carries
The high efficiency of attachment.Core body 4 is arranged in logical mounting hole, and asphalt mixtures modified by epoxy resin is provided between core body 4 and the mounting hole
Lipid layer, core body 4 is fixedly connected with base 1 using the caking property of epoxy resin strong characteristic.Preferably, core body 4 is close to circuit
The side of plate is concordant close to the side of circuit board with the base 1 so that when by inductor installation on circuit boards, core
Body 4 is connected with base 1 close to the side of circuit board close to the side of circuit board with circuit board, is avoided in core body 4 and circuit
Space is reserved between plate or between base 1 and circuit board, reduces the space-consuming of the inductor.The U-shaped knot of PIN pins
Structure, it can facilitate the inductor and welding circuit board.
In the present embodiment, the top cover 2 is arranged to integrated formed structure with the base 1.During production, first will
Core body 4 is placed into mounting hole, then top cover 2 is installed on base 1, and top cover 2 and base 1 are processed as one structure.Pass through
This design, can prevent that top cover 2 shifts when in use.
Specifically, the core body includes magnetic core 41 and is wrapped in the coil 42 of the periphery of magnetic core 41.
The PIN pins 3 include upper pin 31 and are arranged on the lower pin 32 of the lower section of upper pin 31, the upper pin
Connected between 31 and the lower pin 32 by connector 33, the upper pin 31 is connected with the winding terminal 8 of the coil 42, institute
Lower pin 32 is stated to be connected with the circuit board.When the inductor carries out assembling scolding tin with circuit board, by lower pin 32 and circuit
Plate weld so that lower floor's pin 32 forms primary Ioops with circuit board, and upper pin 31 can be avoided in group not with circuit board contacts
Adjusted during welding equipment tin the inductor cause in the position of circuit board coil 42 winding terminal 8 stress and so that inductor breaks
Road.In addition, the upper pin 31 is connected with the winding terminal 8 of the coil 42, in the mistake of the inductor and welding circuit board
Cheng Zhong, it can prevent from melting coil 42 in high temperature caused by scolding tin and making inductor and circuit board open circuit, pass through this design
Enhance the performance of the inductor.Preferably, the PIN pins 3 are provided with 6, each difference of PIN pins 3 two
Two are oppositely arranged the both sides week portion of the base 1.In order to avoid interfering between adjacent PIN pins 3, by base 1
The distance between adjacent two PIN pins 3 of both sides, which are set, is not less than 2.5mm.
In actual use, mark is provided with the base 1, to determine first PIN pin, is easy to wiring.
Preferably, groove is set between the two adjacent PIN pins 3, and the groove is used to accommodate the coil 42
Winding terminal 8.The winding terminal 8 of coil 42 is accommodated by groove, is easy to connect up.
In order to reduce the thickness of the inductor as much as possible so that the thickness of the inductor is thinner.The top cover 2
The distance between described base 1 is less than 3mm.
Specifically, the base 1 includes with the top surface 11 of the close top cover 2 and the bottom surface away from the top surface 11
12, there is gap 7 between the bottom surface 12 and the PIN pins 3.Gap 7 is set between bottom surface 12 and PIN pins 3, can be incited somebody to action
Inductor is welded on heat caused by circuit board and discharged, and avoids temperature too high and damages inductor.
Embodiment two：
As shown in figure 1, the present embodiment and embodiment one are essentially identical, its difference is：In the present embodiment, the base
1 includes first end and second end relative with the first end, the length of the first end and second end along the base 1
Direction is set, and the first end is provided with the first projection 5, the second projection 6 is provided with second end, the top cover 2
One end is flexibly connected by hinge with first projection 5, and the other end is connected with the selectivity of the second projection 6.Set first
The projection 6 of projection 5 and second can between core body 4 and top cover 2 headspace, avoid core body 4 from being contacted with top cover 2, when the quilt of top cover 2
During extruding, it can prevent from extruding core body 4 by top cover 2.One end of top cover 2 is lived by hinge or hinge with the first projection 5
Dynamic connection, the other end are connected with the selectivity of the second projection 6, when inductor damages, can open top cover 2 and core body 4 is carried out
Core body 4 is changed in convenient maintenance.
Second projection 6 is provided with the stopper slot of the position for spacing top cover 2 close to the side of the top cover 2,
Second projection 6 is provided with the spacing preiection being adapted to the stopper slot grafting close to the side of the top cover 2.Spacing preiection
It is adapted to stopper slot grafting, spacing preiection is plugged into stopper slot, passes through effect the entering to top cover 2 of spacing preiection and stopper slot
Row is spacing, can realize that top cover 2 and the selectivity of base 1 are connected, and is easy to installation top cover 2 after core body 4 is arranged in mounting hole,
Being cooperated by stopper slot and spacing preiection, it is spacing that top cover 2 is carried out.
In description herein, it is to be understood that term " first ", " second " are only used for being distinguish between in description,
Without particular meaning.
It is to be understood that above-mentioned embodiment is only preferred embodiment of the present utility model and institute's application technology
Principle, in technical scope disclosed in the utility model, what any one skilled in the art was readily apparent that
Change or replacement, it should all cover in the scope of protection of the utility model.
Claims (10)
1. a kind of inductor, it is characterised in that including base and core body, the medium position of the base is provided with and circuit board
The mounting hole of connection, the core body are arranged in the mounting hole, and asphalt mixtures modified by epoxy resin is provided between the core body and the mounting hole
Lipid layer, the both sides of the base are arranged at intervals with some PIN pins, the U-shaped structure of PIN pins, the top of the core body
Top cover is provided with, the top cover is connected with the upper end of the base.
2. inductor according to claim 1, it is characterised in that the top cover sets the knot that is formed in one with the base
Structure.
3. inductor according to claim 1, it is characterised in that the base include first end and with the first end phase
To the second end, length direction along the base of the first end and second end sets, is provided with the first end
First projection, the second projection is provided with second end, and one end of the top cover is convex by hinge or hinge and described first
Block is flexibly connected, and the other end is selectively connected with second projection.
4. inductor according to claim 3, it is characterised in that second projection is set close to the side of the top cover
Limited location groove, the top cover are provided with the spacing preiection being adapted to the stopper slot grafting close to the side of second projection.
5. inductor according to claim 1, it is characterised in that the core body includes magnetic core and is wrapped in outside the magnetic core
The coil in week.
6. inductor according to claim 5, it is characterised in that the PIN pins include upper pin and are arranged on described
Lower pin below upper pin, connected between the upper pin and the lower pin by connector, the upper pin with it is described
The winding terminal connection of coil, the lower pin are connected with the circuit board.
7. inductor according to claim 5, it is characterised in that the PIN pins are provided with 6, each PIN pins
It is oppositely arranged the both sides of the base two-by-two respectively.
8. inductor according to claim 7, it is characterised in that groove is set between the two adjacent PIN pins, institute
State the winding terminal that groove is used to accommodate the coil.
9. inductor according to claim 8, it is characterised in that the distance between the top cover and described base are less than
3mm。
10. inductor according to claim 9, it is characterised in that the base include close to the top cover top surface and
, there is gap bottom surface away from the top surface between the bottom surface and the PIN pins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721009845.2U CN207149381U (en) | 2017-08-14 | 2017-08-14 | A kind of inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721009845.2U CN207149381U (en) | 2017-08-14 | 2017-08-14 | A kind of inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207149381U true CN207149381U (en) | 2018-03-27 |
Family
ID=61665365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721009845.2U Active CN207149381U (en) | 2017-08-14 | 2017-08-14 | A kind of inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207149381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110942905A (en) * | 2019-11-14 | 2020-03-31 | 深圳顺络电子股份有限公司 | Inductor and preparation method thereof |
-
2017
- 2017-08-14 CN CN201721009845.2U patent/CN207149381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110942905A (en) * | 2019-11-14 | 2020-03-31 | 深圳顺络电子股份有限公司 | Inductor and preparation method thereof |
| CN110942905B (en) * | 2019-11-14 | 2022-05-03 | 深圳顺络汽车电子有限公司 | Inductor and preparation method thereof |
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