CN208315353U - Improve the simple type transformer of EMI - Google Patents
Improve the simple type transformer of EMI Download PDFInfo
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- CN208315353U CN208315353U CN201820931535.4U CN201820931535U CN208315353U CN 208315353 U CN208315353 U CN 208315353U CN 201820931535 U CN201820931535 U CN 201820931535U CN 208315353 U CN208315353 U CN 208315353U
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- magnetic core
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- insulating base
- padded
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Abstract
The utility model discloses a kind of simple type transformer for improving EMI, includes insulating base and the magnetic core coil component that is installed on insulating base, and the magnetic core coil component includes magnetic core and the coil that is installed in magnetic core；Produced by insert molding has several coil connection pins and an at least grounding pin on the insulating base, and the coil is electrically connected on corresponding coil connection pin；The grounding pin has the pin section for protruding out the contact-segment above insulating base and being exposed to outside insulating base；After magnetic core coil component is installed on insulating base downwards, the surface of the contact-segment and magnetic core forms in electrical contact.Take this, ground pin, which is directly in contact with magnetic core, to be electrically connected, and structure design is simple, ingenious rationally, reduces number of parts, simplifies assembling procedure, improves production efficiency and product yield.
Description
Technical field
The utility model relates to field transformer technologies, refer in particular to a kind of simple type transformer for improving EMI.
Background technique
The transformer of traditional technology is drawn generally by a line onto the pin of pedestal, and one end of line is connected to magnetic core,
The other end of line is connected on the pin of pedestal, in this way, to be grounded；There are many defects for it, such as: 1, patching operations compared with
Trouble causes the complicated processing procedure of transformer, fabrication cycle length, production efficiency to be limited to；2, realized by a line magnetic core with
The connection of pin, is easy to produce deficient manufacturing procedure on pedestal, causes the yields of transformer limited；3, in subsequent use process,
It is easy to produce loosening even obscission between the both ends and magnetic core, pin of line, causes transformer performance to decline, influences transformer
Service life.
Therefore, it is necessary to develop the new technical solution of one kind to solve the above problems.
Utility model content
In view of this, the utility model is in view of the existing deficiencies of the prior art, main purpose is to provide a kind of improvement EMI
Simple type transformer, be directly in contact and be electrically connected with magnetic core by grounding pin, structure designs simple, ingenious conjunction
Reason reduces number of parts, simplifies assembling procedure, improves production efficiency and product yield.
To achieve the above object, the utility model is using following technical solution:
A kind of simple type transformer improving EMI, including includes insulating base and the magnetic that is installed on insulating base
Core wire coil assembly, the magnetic core coil component include magnetic core and the coil that is installed in magnetic core；
Wherein, produced by insert molding has several coil connection pins and an at least grounding pin, the line on the insulating base
Circle is electrically connected on corresponding coil connection pin；The grounding pin have protrude out contact-segment above insulating base and
The pin section being exposed to outside insulating base；After magnetic core coil component is installed on insulating base downwards, the contact-segment and magnetic
The surface of core forms in electrical contact.
As a preferred embodiment, the contact-segment is in contact with the bottom surface of magnetic core and is electrically connected.
As a preferred embodiment, the side of the contact-segment is in contact with the side of magnetic core and is electrically connected.
As a preferred embodiment, the insulating base has two lateral Displacements for limiting the left and right side of magnetic core
Portion, the left and right side of the magnetic core are limited to corresponding lateral Displacement portion respectively；When magnetic core coil component is installed in downwards insulation base
After on seat, the contact-segment is squeezed by magnetic core to be formed close in electrical contact, and the contact-segment is squeezed outward by magnetic core towards stepping down
Geometric distortion.
As a preferred embodiment, in the lateral Displacement portion, wherein a side is formed in a side to boss portion to limiting section,
Grounding pin produced by insert molding is the groove being formed in the lateral boss portion in the lateral boss portion, allowing bit space.
As a preferred embodiment, the insulating base has base plate and upward convex from the left and right end of base plate respectively
If two lateral boss portions, for coil connection pin difference produced by insert molding in lateral boss portion, coil connects pin
The upper and lower end convex top for being exposed to respective lateral boss portion, bottom respectively.
As a preferred embodiment, padded fin is convexly equipped in the base plate, the top end surface of padded fin is magnetic core
Installation bottom surface, heat dissipation gap is formed with by the side of padded fin.
As a preferred embodiment, the upward projection in top of backstop boss from the padded fin forms.
As a preferred embodiment, the padded fin is provided with two or more, and left and right is extended.
As a preferred embodiment, the section of the grounding pin is rectangle, and the grounding pin has mutually electric with magnetic core
Property contact contact plane.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by above-mentioned technology
For scheme it is found that it mainly passes through grounding pin and be directly in contact with magnetic core is electrically connected, structure designs simple, ingenious conjunction
Reason reduces number of parts, simplifies assembling procedure, improves production efficiency and product yield；And pass through the structure to insulating base
Improvement design, so that in the installation on insulating base to become simpler, positioning firm, of good reliability etc. for magnetic core coil component,
Be conducive to improve the quality of entire power transformer product.
For the structure feature and effect for more clearly illustrating the utility model, come with reference to the accompanying drawing with specific embodiment pair
The utility model is described in detail.
Detailed description of the invention
Fig. 1 is the main view of the embodiment of the utility model；
Fig. 2 is the top view of the embodiment of the utility model；
Fig. 3 is the bottom view of the embodiment of the utility model；
Fig. 4 is the partial structurtes stereoscopic schematic diagram of the embodiment of the utility model；
Fig. 5 is another angle stereoscopic schematic diagram of structure shown in Fig. 4.
Description of drawing identification:
1, insulating base 11, base plate
12, lateral boss portion 2, magnetic core coil component
3, coil connects pin 4, grounding pin
41, contact-segment 42, pin section
5, padded fin 6, heat dissipation gap
7, backstop boss 9, allow bit space.
Specific embodiment
The utility model is described in further detail below by specific embodiment combination attached drawing.
It please refers to shown in Fig. 1 to Fig. 5, that show the specific structure of the embodiment of the utility model, a kind of improvement EMI
Simple type transformer, include insulating base 1 and the magnetic core coil component 2 that is installed on insulating base 1, the magnetic core coil
Component 2 includes magnetic core and the coil that is installed in magnetic core；
Wherein, produced by insert molding has several coil connection pins 3 and an at least grounding pin 4 on the insulating base 1, described
Coil is electrically connected on corresponding coil connection pin 3；The grounding pin 4, which has, protrudes out connecing for 1 top of insulating base
Touching section 41 and the pin section 42 being exposed to outside insulating base 1；After magnetic core coil component 2 is installed in downwards on insulating base 1, institute
State contact-segment 41 and magnetic core surface formed it is in electrical contact.
In general, contact-segment 41 and the surface of magnetic core formed it is in electrical contact can there are many different concrete modes, such as: 1, institute
It states contact-segment 41 and is in contact with the bottom surface of magnetic core and be electrically connected；The grounding pin 4 is the method and magnetic core by straight cutting
Coil block 2 is connected；2, the side of the contact-segment 41 is in contact with the side of magnetic core is electrically connected；Grounding pin 4
Carry out by way of side is inserted with magnetic core coil component 21 side of insulating base in electrical contact.
Next, being described in detail in the present embodiment for aforementioned 2nd kind of situation:
The insulating base 1 has two lateral Displacement portions for limiting the left and right side of magnetic core, a left side for the magnetic core,
Right side is limited to corresponding lateral Displacement portion respectively；Under overlooking state, the contact-segment 41 of grounding pin 4 protrudes out lateral Displacement
The inside in portion, and, the outside of contact-segment 41, which is formed with, allows bit space 9 for what contact-segment 41 deformed outward；When magnetic core coil group
After part 2 is installed in downwards 1 on insulating base, the contact-segment 41 squeezed by magnetic core to be formed it is close in electrical contact, and, the contact
Section 41, which is squeezed direction outward by magnetic core, allows bit space 9 to deform.
The insulating base 1 is lateral from two of the upward projection in left and right end of base plate 11 with base plate 11 and respectively
Boss portion 12, coil connection pin 3 distinguish produced by insert molding in lateral boss portion 12, the coil connection pin 3 it is upper,
The lower end convex top for being exposed to respective lateral boss portion 12, bottom respectively.
In the lateral Displacement portion, wherein a side is formed in a side to boss portion 12 to limiting section, grounding pin 4 is set into
Type is the groove being formed in the lateral boss portion 12 in the lateral boss portion 12, allowing bit space 9；Another lateral limiting section is then
Position between corresponding two lateral Displacement portions is formed in base plate 11, and another lateral limiting section is convex is exposed in base plate 11
Backstop boss 7.
Padded fin 5 is convexly equipped in the base plate 11, the top end surface of padded fin 5 is the installation bottom surface of magnetic core, pad
Heat dissipation gap 6 is formed with by the side of high fin 5, the bottom of magnetic core is installed in installation bottom surface, and heat dissipation gap 6 is located at the bottom of magnetic core
Lower section.In the present embodiment, the backstop boss 7 is formed from the upward projection in top of padded fin 5.The padded fin 5 is arranged
There are two or more, left and right is extended, and including at least in all padded fins 5 has the padded fin in front side, rear side padded convex
Rib, the padded fin in front side are connected to the front end of two lateral boss portions 12, and the padded fin of rear side is connected to two lateral boss portions
12 rear end is conducive to the overall structural strength for increasing insulating base 11 in this way, forming frame structure, meanwhile, reduce insulation
The material utilization amount and product weight of pedestal 1.
Herein, the section of the grounding pin 4 is preferably designed for rectangle, and the grounding pin 4 has mutually electrical with magnetic core
The contact plane of contact.
The design focal point of the utility model is, mainly passes through grounding pin and directly is in contact to form electrical property with magnetic core
Connection, structure design is simple, ingenious rationally, reduces number of parts, simplifies assembling procedure, improves production efficiency and product yield；
And designed by the structural improvement to insulating base, so that magnetic core coil component becomes more in the installation on insulating base
Simply, it positions firm, of good reliability etc., is conducive to the quality for improving entire power transformer product.
The above descriptions are merely preferred embodiments of the present invention, not makees to the technical scope of the utility model
Any restrictions, therefore any trickle amendment made by the above technical examples according to the technical essence of the present invention, equivalent change
Change and modify, is still within the scope of the technical solutions of the present invention.
Claims (10)
1. a kind of simple type transformer for improving EMI, it is characterised in that: include insulating base and to be installed on insulating base
Magnetic core coil component, the magnetic core coil component include magnetic core and the coil that is installed in magnetic core；
Wherein, produced by insert molding has several coil connection pins and an at least grounding pin, the coil electricity on the insulating base
Property be connected on corresponding coil connection pin；The grounding pin, which has, to be protruded out the contact-segment above insulating base and is exposed to
Pin section outside insulating base；After magnetic core coil component is installed on insulating base downwards, the contact-segment and magnetic core
Surface forms in electrical contact.
2. the simple type transformer according to claim 1 for improving EMI, it is characterised in that: the contact-segment and magnetic core
Bottom surface, which is in contact, to be electrically connected.
3. it is according to claim 1 improve EMI simple type transformer, it is characterised in that: the side of the contact-segment with
The side of magnetic core, which is in contact, to be electrically connected.
4. the simple type transformer according to claim 3 for improving EMI, it is characterised in that: the insulating base, which has, to be used
In two lateral Displacement portions of the left and right side of limit magnetic core, the left and right side of the magnetic core is limited to corresponding lateral Displacement respectively
Portion；Under overlooking state, the contact-segment of grounding pin protrudes out the inside in lateral Displacement portion, and, the outside of contact-segment is formed
Have and allows bit space for what contact-segment deformed outward；After magnetic core coil component is installed on insulating base downwards, the contact-segment
Squeezed by magnetic core to be formed it is close in electrical contact, and, the contact-segment is squeezed by magnetic core outward towards resigning geometric distortion.
5. the simple type transformer according to claim 4 for improving EMI, it is characterised in that: the insulating base has bottom
Plate portion and respectively from two lateral boss portions of the upward projection in left and right end of base plate, aforementioned coil connection pin is inlayed respectively
It takes shape in lateral boss portion, the upper and lower end of aforementioned coil connection the pin convex top for being exposed to respective lateral boss portion, bottom respectively
Portion.
6. the simple type transformer according to claim 5 for improving EMI, it is characterised in that: in the lateral Displacement portion,
In a side to limiting section be formed in a side to boss portion, grounding pin produced by insert molding is in the lateral boss portion, allowing bit space
The groove being formed in the lateral boss portion；Another lateral limiting section be then formed in base plate corresponding two lateral Displacement portions it
Between position, another lateral limiting section be the convex backstop boss being exposed in base plate.
7. the simple type transformer according to claim 6 for improving EMI, it is characterised in that: be convexly equipped in the base plate
Padded fin, the top end surface of padded fin are the installation bottom surface of magnetic core, and heat dissipation gap, magnetic core are formed with by the side of padded fin
Bottom be installed in installation bottom surface, heat dissipation gap is located at the bottom part down of magnetic core.
8. the simple type transformer according to claim 7 for improving EMI, it is characterised in that: the backstop boss is from padded
The upward projection in the top of fin forms.
9. the simple type transformer according to claim 7 for improving EMI, it is characterised in that: the padded fin is provided with
Two or more, left and right is extended, and including at least in all padded fins has the padded fin in front side, the padded fin of rear side,
The padded fin in front side is connected to the front end of two lateral boss portions, after the padded fin of rear side is connected to two lateral boss portions
End.
10. the simple type transformer according to claim 1 for improving EMI, it is characterised in that: the section of the grounding pin
For rectangle, the grounding pin has the contact plane in electrical contact with magnetic core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820931535.4U CN208315353U (en) | 2018-06-15 | 2018-06-15 | Improve the simple type transformer of EMI |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820931535.4U CN208315353U (en) | 2018-06-15 | 2018-06-15 | Improve the simple type transformer of EMI |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208315353U true CN208315353U (en) | 2019-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820931535.4U Active CN208315353U (en) | 2018-06-15 | 2018-06-15 | Improve the simple type transformer of EMI |
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| CN (1) | CN208315353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166857A1 (en) * | 2021-02-07 | 2022-08-11 | 广州视源电子科技股份有限公司 | Inductor and electrical component including same |
-
2018
- 2018-06-15 CN CN201820931535.4U patent/CN208315353U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022166857A1 (en) * | 2021-02-07 | 2022-08-11 | 广州视源电子科技股份有限公司 | Inductor and electrical component including same |
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