CN103000336A

CN103000336A - Inductor structure

Info

Publication number: CN103000336A
Application number: CN2011102727002A
Authority: CN
Inventors: 莫家平
Original assignee: HONGYE TECHNOLOGY Inc
Current assignee: HONGYE TECHNOLOGY Inc
Priority date: 2011-09-15
Filing date: 2011-09-15
Publication date: 2013-03-27

Abstract

The invention relates to an inductor structure, which comprises a circuit carrier, a metal inner core and a plurality of jumper terminals, wherein a butting part for positioning the metal inner core is arranged on the circuit carrier, line arrays which are provided with a plurality of first junctions and second junctions and are radially arranged at intervals are arranged at the butting part, the jumper terminals can be crossly arranged at the external part of the metal inner core, first jointing parts at one ends of the jumper terminals are arranged on the external side of the metal inner core and are connected with the first junctions on the line arrays, and second jointing parts at the other ends of the jumper terminals stretch into a through hole, are arranged in the through hole, are connected with the second junctions on the line arrays and are matched with the metal inner core to form a conductive conduction state capable of producing a continuous wound metal magnetic induction coil effect. Therefore, the size of an inductor is effectively reduced, and the induction effect and the rectification function are good.

Description

The inductance element structure

Technical field

The invention provides a kind of inductance element structure, espespecially be provided with can be for the docking section of metal inside location for circuit carrier, and makes plural jumper terminal be cross-placed on that the outside lane array of locating with the docking section of metal inside is connected and the state that electrically conducts that forms continuous reeling formula metal magnetic induction loop effect.

Background technology

Electronic product and peripheral electronic equipment thereof all can use active member and passive device now, wherein active member (such as microprocessor or wafer etc.) can be carried out separately the function of computing, processing, passive device then is when carrying out the curtage change with respect to active member, the element that resistance or impedance can not changed thereupon, and resistance, electric capacity and inductance are collectively referred to as three large passive devices, and the information that is applied to of can mutually arranging in pairs or groups, communication, consumer electronics or other industrial products field and reach the function of electronic loop control.

Moreover, inductance element (Inductor) utilizes that the change of electric current comes store electrical energy in the circuit, and carry out the appropriateness charge and discharge, as shown in Figure 8, it is the stereo appearance figure of existing inductance element, wherein core A is made by magnetic or nonmagnetic metal material, and be wound with loop coil B in core A outside, the variation that change in the time of can cooperating coil B by electric current by core A produces magnetic flux forms AC magnetic field, and utilize the magnetic field induction of change to induce electric current, only above-mentioned existing inductance element still has many disappearances when practical application, wherein:

(1) can cause the volume of core A to become large behind the outside winding around B of the core A of existing inductance element, and will take space larger on the circuit board and affect the integrated circuit layout, and existing inductance element is arranged at and is easy on the circuit board touch with other electron component, cause coil B to produce the scraping phenomenon, and affect the function of inductance element charge and discharge.

When (2) having the outside winding around B of core A of inductance element now, must be noted that spacing adjacent between the coil B, otherwise produce easily the situation of the too large or too small improper winding of spacing, and because of core A small volume, this kind coil B adopts the mode of artificial coiling, whole operation is suitable man-hour and the cost of expending not only, and can have influence on quality and the qualification rate of manufacturing, and is unfavorable for the volume production of automation.

Therefore, existing inductance element winding around mode is that the problem of deriving on overall structure and processing procedure all must be improved, and is and is engaged in the direction place that this journey dealer desires most ardently the research improvement.

Summary of the invention

The inventor is because problem and the disappearance that existing inductance element uses, be to collect related data via in many ways assessing and considering, and utilize the many years of experience of engaging in the industry by constantly studying and revising, begin to design the patent of invention birth of this kind inductance element structure.

For achieving the above object, the technical solution used in the present invention is:

A kind of inductance element structure, it includes circuit carrier, metal inside and plural jumper terminal, wherein:

This circuit carrier is provided with at least one docking section that can supply the metal inside location, and locates to be provided with to have plural the first contact and the second contact and be radial spaced lane array in the docking section;

This metal inside is a hollow ring body, and its hollow inside is formed with through hole;

This plural number jumper terminal is cross-placed on the metal inside outside, and each place, jumper terminal two ends is provided with the first junction surface and the second junction surface, and the first contact of the first junction that makes jumper terminal one end lane array on metal inside outside and circuit carrier is connected, the second junction surface of the jumper terminal other end then is positioned at the through hole and is connected with the second contact on the lane array, and the complexed metal inner core forms the state that electrically conducts of continuous reeling formula metal magnetic induction loop effect.

This circuit carrier is laminated by one or more substrate, and be provided with circuit layout at circuit carrier, and first contact in the original position of the docking section lane array of circuit carrier and final position, the second contact place extend outwardly respectively and are provided with at least one input side and outlet side.

This circuit carrier wherein forms the metallic circuit layer with circuit layout on a substrate one side surface, and the lip-deep docking section of the opposite side of another substrate then forms the lane array with plural the first contact and second contact.

This circuit carrier is positioned at the outside, docking section and is provided with the plural electronic component that can be connected with lane array by circuit layout.

This metal inside is Fe-based amorphous, the Ni-based amorphous of iron, cobalt base amorphous or iron based nano crystal is made of noncrystalline metal material, and the through hole of metal inside is rounded, oval, rectangle or polygon.

This plural number jumper terminal is formed with the jumper connection space that can supply metal inside to pass between the first junction surface and the second junction surface, and the first junction surface of jumper terminal and the second junction surface are cross-placed on the metal inside outside, and utilize surface adhering technical or piercing welding mode respectively with the circuit carrier lane array on the first contact and the second contact form to be electrically connected, and be formed with the induction zone that is continuous reeling formula metal magnetic induction loop effect between the lane array.

Between metal inside and plural jumper terminal, be provided with housing on this circuit carrier, and be formed with ringwise and can accommodate the accommodation space of metal inside in enclosure interior, and place, corresponding docking section is provided with and is radial and is spaced and can wears groove for the plural number of jumper terminal location on the surface of shell.

This housing wear that groove both sides places is provided with can be respectively for the first junction surface of jumper terminal, the first slotted eye and the second slotted eye that the second junction surface vertically passes.

Compared with prior art, the beneficial effect that has of the present invention is:

Circuit carrier of the present invention is provided with can be for the docking section of metal inside location, and be provided with the lane array with plural the first contact and second contact at docking section place, the first junction surface and second junction surface at place, plural jumper terminal two ends can be cross-placed on the metal inside outside, the welding manner of recycling surface adhering technical or perforation respectively with lane array on the first contact and the second contact form and be electrically connected, and be formed with the induction zone that is continuous reeling formula metal magnetic induction loop effect between the lane array, effectively reduce the inductance element volume with this, and have good inductive effect and rectification function.

Being provided with between metal inside and plural jumper terminal on the circuit carrier of the present invention can be for the housing of jumper terminal location, and make the plural jumper terminal can be by housing for the simple and easy place, docking section that is positioned circuit carrier of modularization assembling mode, and the mode that can replace artificial coiling is effectively reduced man-hour spent in the whole coiling and cost, and guarantee the quality made and qualification rate and be applicable to the quick volume production of automation, also can by housing as shielding with make inductance element integral body electric current by the time inductance magnetic field that produces be difficult for interfering with other electric device or equipment normal operation.

Description of drawings

Fig. 1 is stereo appearance figure of the present invention;

Fig. 2 is three-dimensional exploded view of the present invention;

Fig. 3 is the three-dimensional exploded view at another visual angle of the present invention;

Fig. 4 is side cutaway view of the present invention;

Fig. 5 is the stereo appearance figure of the present invention when using;

Fig. 6 is the three-dimensional exploded view of preferred embodiment of the present invention;

Fig. 7 is the three-dimensional exploded view of another preferred embodiment of the present invention;

Fig. 8 is the stereo appearance figure of existing inductance element.

Description of reference numerals: 1-circuit carrier; The 10-substrate; 112-the first contact; 101-metallic circuit layer; 113-the second contact; The 11-docking section; The 114-input side; The 110-induction zone; The 115-outlet side; The 111-lane array; The 12-electronic component; The 2-metal inside; The 21-through hole; The 3-jumper terminal; 30-jumper connection space; 32-the second junction surface; 31-the first junction surface; The 321-pin; The 311-pin; The 4-housing; The 40-accommodation space; 411-the first slotted eye; 41-wears groove; 412-the second slotted eye; The A-core; The B-coil.

Embodiment

For reaching above-mentioned purpose and effect, the technology used in the present invention means and structure thereof, hereby drawing illustrates in detail that with regard to preferred embodiment of the present invention its features and functions is as follows, understands fully in order to do profit.

See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, be respectively the three-dimensional exploded view, side cutaway view at stereo appearance figure of the present invention, three-dimensional exploded view, another visual angle and the stereo appearance figure when using, find out by knowing among the figure, the present invention is for including circuit carrier 1, metal inside 2 and plural jumper terminal 3, so with regard to the main member of this case and feature describes in detail as after, wherein:

This circuit carrier 1 is provided with circuit layout and at least one can be for the docking section 11 of metal inside 2 location, and in the docking section 11 places are provided with and have plural the first contact 112 and the second contact 113 and be radial spaced lane array 111, again at the original position of lane array 111 and first contact 112 in final position, the second contact 113 places extend outwardly respectively and are provided with at least one input side 114 and outlet side 115, be provided with the plural electronic component 12 that can be connected with lane array 111 by circuit layout and circuit carrier 1 is positioned at 11 outsides, docking section, and each electronic component 12 can be respectively microprocessor, wafer, resistance or other electron component.

This metal inside 2 is a hollow ring body, its hollow inside is formed with and can be a circle, ellipse, rectangle or polygonal through hole 21, and this metal inside 2 to can be one Fe-based amorphous, the Ni-based amorphous of iron, cobalt base amorphous, iron based nano crystal or other amorphous metal made.

This plural number jumper terminal 3 generally is a ㄇ shape (or being called " door " word shape), and be cross-placed on that metal inside 2 is outside to form radial being spaced, and each place, jumper terminal 3 two ends all is provided with the first junction surface 31 and the second junction surface 32, and the first junction surface 31 that makes jumper terminal 3 one ends is connected for the first contact 112 that is positioned at lane array 111 on metal inside 2 outsides and the circuit carrier 1, the second junction surface 32 of jumper terminal 3 other ends is then stretched into and is positioned at through hole 21 places of metal inside 2 inboards and is connected with the second contact 113 on the lane array 111, between the first junction surface 31 of jumper terminal 3 and the second junction surface 32, be formed with again the jumper connection space 30 that can pass for metal inside 2, and complexed metal inner core 2 forms the state that electrically conducts of continuous reeling formula metal magnetic induction loop effects.

Moreover, foregoing circuit carrier 1 can be a soft or hard circuit board, aluminium base, glass mat, resin substrate or other substrate 10, and utilize the PCB processing procedure at substrate 10 1 side surfaces, boring, image transfer, electroplate, etching and processing, anti-welding, the procedure for processing such as surface treatment form the metallic circuit layer 101 with circuit layout, the lip-deep docking section 11 of substrate 10 opposite sides then forms to have plural the first contact 112 and the second contact 113 and is radial spaced lane array 111, and make the first junction surface 31 and second junction surface 32 at place, jumper terminal 3 two ends be cross-placed on metal inside 2 outsides, and the smooth shape pin 311 that the first junction surface 31 and the second junction surface 32 bend outwardly, 321 are held in respectively the scolder at the first contact 112 on the lane array 111 and the second contact 113 places (such as tin cream, the tin ball, conducting resinl etc.) after on, recycling surface adhering technical (SMT) welding manner and lane array 111 solid weldings form and are electrically connected, and be formed with the induction zone 110 that is continuous reeling formula metal magnetic induction loop effect between this lane array 111, the lane array 111 of this kind circuit carrier 1 and plural jumper terminal 3 connected modes are in the situation that does not increase metal inside 2 whole heights, can effectively reduce the inductance element volume size and can not take space larger on the circuit carrier 1, also can not affect the circuit layout of circuit carrier 1, whole height is reduced and more slimming, to meet the compact design requirement of product.

When the present invention when using, the electric current that can make conducting is entered by the plural input side 114 of circuit carrier 1, and by the first contact 112 of lane array 111 original positions the first junction surface 31 by jumper terminal 3, the second junction surface 32 enters the second contact 113, and by behind induction zone 110 entry-line arrays 111 another first contacts 112, can be radial spaced lane array 111 complexed metal inner cores 2 by induction zone 110 and form electrically conducting of continuous reeling formula metal magnetic induction loop effect, make electric current sequentially by behind lane array 111 and the plural jumper terminal 3, enter outlet side 115 by second contact 113 in lane array 111 final positions again and be able to outside transmission, and have good inductive effect and rectification function, and can provide that inductance element is stable to be filled, discharge and rectification, chokes etc.

Please arrange in pairs or groups and consult Fig. 6, shown in Figure 7, be respectively the three-dimensional exploded view of preferred embodiment of the present invention and the three-dimensional exploded view of another preferred embodiment, find out by knowing among the figure, wherein this circuit carrier 1 can be one or more substrate 10 and is laminated, and form the metallic circuit layer 101 with circuit layout on a substrate 10 1 side surfaces therein, the lip-deep docking section 11 of the opposite side of another substrate 10 then forms the lane array 111 with plural the first contact 112 and second contact 113, and this first contact 112 and the second contact 113 can be the pattern of a perforation, and make the first junction surface 31 and second junction surface 32 at place, jumper terminal 3 two ends be cross-placed on metal inside 2 outsides, after vertically penetrating respectively again in the perforation at the first contact 112 on lane array 111 and the second contact 113 places, just can utilize perforation (Through Hole) welding manner and lane array 111 solid weldings to form and be electrically connected, more can guarantee integrally-built stability.

Moreover, between metal inside 2 and plural jumper terminal 3, also can further be provided with housing 4 on the circuit carrier 1, and be formed with ringwise and can accommodate the accommodation space 40 of metal inside 2 in housing 4 inside, and upper 11 places, corresponding docking section, housing 4 surface are provided with and are radial and are spaced and can wear groove 41 for the plural number of jumper terminal 3 location, and wear groove 41 both sides places then be provided with can be respectively for the first junction surface 31 of jumper terminal 3, the first slotted eye 411 that the second junction surface 32 vertically passes and the second slotted eye 412, in order to do making the plural jumper terminal 3 can be by housing 4 for simple and easy 11 places, docking section that are positioned circuit carrier 1 of modularization assembling mode, and after the first junction surface 31 of jumper terminal 3 and the second junction surface 32 are held in respectively on the first contact 112 on the lane array 111 and the second contact 113, recycling surface adhering technical (SMT) welding manner firm engagement only is a kind of better enforcement state, also can utilize perforation (Through Hole) welding manner firm engagement to become one, and form good electric connection state, this kind housing 4 can be for the structural design of plural jumper terminal 3 location, need not carry out repeatedly winding process when making jumper terminal 3 be cross-placed on metal inside 2 outside, and the mode that can replace artificial coiling is effectively reduced man-hour spent in the whole coiling and cost, and guarantee the quality made and qualification rate and be applicable to the quick volume production of automation, also can by housing 4 as shielding with make inductance element integral body electric current by the time inductance magnetic field that produces be difficult for interfering with the normal operation of other electric device or equipment.

See also again Fig. 2, shown in Figure 5, the present invention can be for the docking section 11 of metal inside 2 location for being provided with for circuit carrier 1, and in the docking section 11 places are provided with the lane array 111 with plural the first contact 112 and second contact 113, the first junction surface 31 and second junction surface 32 at place, plural jumper terminal 3 two ends can be cross-placed on metal inside 2 outsides, recycling surface adhering technical or piercing welding mode respectively with lane array 111 on the first contact 112 and the second contact 113 form and be electrically connected, and be formed with the induction zone 110 that is continuous reeling formula metal magnetic induction loop effect between this lane array 111 and be its principal character, this kind not only can effectively reduce the volume of inductance element, and spent man-hour and cost in the whole coiling of the mode that can replace artificial coiling, and have good inductive effect and rectification function.

More than explanation is just illustrative for the purpose of the present invention; and nonrestrictive, those of ordinary skills understand, in the situation that does not break away from the spirit and scope that claim limits; can make many modifications, variation or equivalence, but all will fall within protection scope of the present invention.

Claims

1. an inductance element structure is characterized in that, includes circuit carrier, metal inside and plural jumper terminal, wherein:

2. inductance element structure according to claim 1, it is characterized in that: this circuit carrier is laminated by one or more substrate, and be provided with circuit layout at circuit carrier, and first contact in the original position of the docking section lane array of circuit carrier and final position, the second contact place extend outwardly respectively and are provided with at least one input side and outlet side.

3. inductance element structure according to claim 2, it is characterized in that: this circuit carrier wherein forms the metallic circuit layer with circuit layout on a substrate one side surface, and the lip-deep docking section of the opposite side of another substrate then forms the lane array with plural the first contact and second contact.

4. inductance element structure according to claim 2 is characterized in that: this circuit carrier is positioned at the outside, docking section and is provided with the plural electronic component that can be connected with lane array by circuit layout.

5. inductance element structure according to claim 1, it is characterized in that: this metal inside is Fe-based amorphous, the Ni-based amorphous of iron, cobalt base amorphous or iron based nano crystal is made of noncrystalline metal material, and the through hole of metal inside is rounded, oval, rectangle or polygon.

6. inductance element structure according to claim 1, it is characterized in that: this plural number jumper terminal is formed with the jumper connection space that can supply metal inside to pass between the first junction surface and the second junction surface, and the first junction surface of jumper terminal and the second junction surface are cross-placed on the metal inside outside, and utilize surface adhering technical or piercing welding mode respectively with the circuit carrier lane array on the first contact and the second contact form to be electrically connected, and be formed with the induction zone that is continuous reeling formula metal magnetic induction loop effect between the lane array.

7. inductance element structure according to claim 1, it is characterized in that: between metal inside and plural jumper terminal, be provided with housing on this circuit carrier, and be formed with ringwise and can accommodate the accommodation space of metal inside in enclosure interior, and place, corresponding docking section is provided with and is radial and is spaced and can wears groove for the plural number of jumper terminal location on the surface of shell.

8. inductance element structure according to claim 7 is characterized in that: this housing wear that place, groove both sides is provided with can be respectively for the first junction surface of jumper terminal, the first slotted eye and the second slotted eye that the second junction surface vertically passes.