CN101465193B - Magnetic element unit and fixed component thereof - Google Patents
Magnetic element unit and fixed component thereof Download PDFInfo
- Publication number
- CN101465193B CN101465193B CN2007101603383A CN200710160338A CN101465193B CN 101465193 B CN101465193 B CN 101465193B CN 2007101603383 A CN2007101603383 A CN 2007101603383A CN 200710160338 A CN200710160338 A CN 200710160338A CN 101465193 B CN101465193 B CN 101465193B
- Authority
- CN
- China
- Prior art keywords
- magnetic element
- junction
- pin
- fixed component
- lead
- 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
Links
Images
Landscapes
- Coils Or Transformers For Communication (AREA)
Abstract
The invention discloses a magnetic unit which is arranged on a circuit board and at least comprises a magnetic element and a fixed component; a lead wire is coiled on the magnetic element and provided with an end part; the fixed component is arranged on the circuit board and provided with a main body and a connecting pin; the connecting pin comprises a first conductive connecting part, a second conductive connecting part and a connecting part which connects the first conductive connecting part and the second conductive connecting part; the connecting part is embedded in the main body; the second conductive connecting part is connected with the circuit board; wherein, the magnetic element is carried on the main body of the fixed component and connected with the first conductive connecting part of the connecting pin through the end part of the lead wire, so that the magnetic element is electrically connected with the circuit board through the connecting pin.
Description
Technical field
The present invention relates to a kind of magnetic element unit and fixed component thereof, refer to especially a kind ofly utilize fixed component and the magnetic element unit of surface mount on circuit board.
Background technology
Generally speaking, mostly the magnetic element with inductive nature can be set on its circuit board of the product of all electronic circuits, reach many functions such as energy storage, filtering, chokes, resonance to utilize those magnetic elements.
With inductor (choke) is example; Its coiled type magnetic element for utilizing lead to form along the toroidal core winding; When being arranged on inductor on the circuit board; Except two direct transplantings in end that can be through lead on circuit board in the preset hole, also can be with two ends of the lead of inductor towards being parallel to the direction bending of circuit board, so that utilize two end portion, supports inductors of bending; (surface mount technology SMT) is arranged on the circuit board further inductor to be utilized surface mount technology through scolder again.
Yet because mostly inductor is ring-like; And the line of lead footpath is thinner; Limited because of the contact area of two ends of lead and circuit board again; Therefore when circuit board was given a shock or clash into, the end Chang Wufa of lead performance was supported the effect of inductor and is caused inductor on circuit board, to get loose, and then influences the function of circuit board.
In order to improve above-mentioned defective, develop a kind of fixed component at present, as the binding media between inductor and the circuit board, mainly be to utilize fixed component that inductor surface is sticked together on circuit board.See also Fig. 1 (a), it is the structural representation of existing fixed member.Shown in Fig. 1 (a), fixed component 11 has a body 111, and the end face of body 111 is a cambered surface 112, cambered surface 112 support inductors 12 (as shown in Figure 2) capable of using.And the sidewall of body 111 in the axle center of parallel ring-like inductor 12 is extended with two pins 113,114; Another sidewall relative with this sidewall also is extended with two pins 115,116; Wherein an end of pin 113,114,115,116 is embedded in (shown in Fig. 1 (b) and Fig. 1 (c)) in the body 111 separately; And extend two pins 113 from same sidewall, independence and mutually insulated separately between 114, pin 115, also be so (shown in Fig. 1 (c)) between 116.
See also Fig. 2 and cooperate Fig. 1 (a); When inductor 12 being arranged on 1 last time of circuit board; The cambered surface 112 of fixed component 11 capable of using is come the ring-like inductor of support 12; And an end 121a of the lead 121 of inductor 12 is wound in reliably on the winding section 117 of pin 113,114 of fixed component 11; The other end 121b of lead 121 then is wound on the winding section 117 of pin 115,116; Through the contact mat on the circuit board 1 13 junction 118 of each pin 113,114,115,116 is contacted with circuit board 1 again, inductor 12 just can be through fixed component 11 and surface mount on circuit board 1 thus, and is electrically connected (as shown in Figure 2) through the pin 113-116 of fixed component 11 with circuit board 1.Certainly, when twining two leads, also can four ends of two leads be wound in respectively on four branch connecting pins 113,114,115 and 116 as if inductor.
Yet the volume of fixed component 11 is very little; And the lead 121 of inductor 12 has certain rigidity; Therefore the course of processing that the lead 121 of inductor 12 is wound in the pin 113-116 of fixed component 11 is difficult for, and possibly cause pin 113-116 distortion because of the application of force is improper and influence evenness, and is understood that; When inductor 12 twined two leads, the process that four ends of lead is wound in four branch connecting pins respectively was more consuming time and difficult.And because lead 121 is the axle center winding that is parallel to inductor 12; In other words; The direction of lead 121 windings also is parallel to the sidewall that is provided with pin 113-116 of fixed component 11; Therefore lead must be reserved long end 121a, 121b and end 121a, 121b contacted with pin 113-116 also further be wound on its winding section 117, relatively increase material cost thus.And during the thicker lead 121 of winding, very easily directly increase the difficulty that lead 121 is wound in pin 113-116 in order to increase inductance when inductor 12 because of lead 121 lines.In addition; Because being limited in scope of lead 121 can be twined in the winding section 117 of the pin 113-116 of fixed component 11; Therefore winding section 117 is often twined inadequately and possibly made lead 121 must be wound to junction 118; Make pin 113-116 can lose its evenness because of the winding of lead 121, this moment, fixed component 11 just can't entirely stick together on circuit board 1, and the function of circuit board 1 is affected directly or indirectly.
In view of this; How to develop a kind of magnetic element unit and fixed component thereof; Utilizing fixed component firmly to carry magnetic element, and make magnetic element pass through fixed component to be electrically connected, to simplify the procedure of processing that magnetic element is connected in fixed component with circuit board; Boosting productivity, shorten technical process thus and reduce cost, is the problem of the correlative technology field personnel solution that presses at present.
Summary of the invention
Main purpose of the present invention is for providing a kind of magnetic element unit and fixed component thereof; Utilize first junction and second junction of the pin of fixed component to be connected with the lead and the circuit board of magnetic element respectively; And connect first junction and second junction with the connecting portion that is embedded in the fixed component; Magnetic element entirely is arranged on the circuit board and with circuit board through the carrying of fixed component to be electrically connected; Avoid the pin of existing fixed member can't entirely stick together problem thus, and simplify the manufacturing process that magnetic element combines with fixed component at circuit board surface because of the winding of the lead of magnetic element.
Be to realize above-mentioned purpose, of the present invention one than the form of implementation of broad sense for a kind of magnetic element unit is provided, it is arranged on the circuit board, this magnetic element unit comprises at least: a magnetic element, it is ring-like, and is arranged with lead, and said lead has the end; One fixed component; It is arranged on the circuit board and has body and pin; This body has a loading end, a bottom surface and a sidewall, and this loading end is a cambered surface and in order to carry this magnetic element, this bottom surface contacts corresponding to this loading end and with this circuit board; This sidewall and this loading end and this bottom surface are adjacent; Said pin comprises first junction, second junction and connects first junction and the connecting portion of second junction, and said connecting portion is embedded in the body, and this second junction is connected with this circuit board; Wherein, The axle center of this magnetic element is perpendicular to this sidewall of this body; And this magnetic element is carried on this loading end of body of fixed component, and the width of this fixed component is less than the thickness of this magnetic element, and this pin protrudes from the sidewall in the axle center of vertical this magnetic element; This magnetic element is connected, so that magnetic element is electrically connected with circuit board through pin with first junction of pin with the end of said lead.
According to scheme of the present invention, wherein first junction of the said pin of fixed component extends from sidewall, and second junction extends from the bottom surface.
According to scheme of the present invention, wherein first junction of the pin of fixed component partly is embedded in the body, and this first junction that exposes with respect to body is parallel with second junction in fact.
According to scheme of the present invention; Wherein first junction of the pin of fixed component partly is embedded in the body; And this first junction with respect to body exposes extends towards the direction of loading end in fact; So that define the end of storage tank jointly with sidewall, lead be connected with pin with ccontaining lead.
According to scheme of the present invention, wherein first junction of the pin of fixed component has a hole, and the end in order to the lead of ccontaining magnetic element makes lead be connected with pin.
According to scheme of the present invention, wherein first junction of pin, connecting portion and second junction are formed in one.
According to scheme of the present invention, wherein also comprise between the loading end of magnetic element and fixed component being connected medium.
According to scheme of the present invention, wherein the fixed component surface mount is on circuit board.
Be to realize above-mentioned purpose, of the present invention another than the form of implementation of broad sense for a kind of fixed component is provided, in order to magnetic element is arranged on the circuit board; It is ring-like that magnetic element is in fact; And be arranged with the lead with an end, this fixed component comprises: a body, this body have a loading end, a bottom surface and a sidewall; This loading end is a cambered surface and in order to carry magnetic element; And the axle center of this magnetic element is perpendicular to this sidewall of this body, and this bottom surface contacts corresponding to this loading end and with this circuit board, and this sidewall and this loading end and this bottom surface are adjacent; And a pin, it comprises: one first junction, in order to the end of the lead that connects this magnetic element; One second junction is in order to the connecting circuit plate; And a junction, it is embedded in the body and connects first junction and second junction, is electrically connected so that magnetic element is arranged on the circuit board and with circuit board through fixed component; Wherein, One width of this fixed component is less than a thickness of this magnetic element; This pin protrudes from the sidewall in the axle center of vertical this magnetic element; This magnetic element is connected, so that this magnetic element is electrically connected with this circuit board through this pin with this first junction of this pin through this end of this lead.
Description of drawings
For let above and other objects of the present invention, feature and advantage can be more obviously understandable, the hereinafter spy enumerates embodiment, and conjunction with figs. elaborates as follows.
Fig. 1 (a) is the structural representation of existing fixed member.
Fig. 1 (b) is the A-A ' profile of the fixed component of Fig. 1 (a).
Fig. 1 (c) is the B-B ' profile of the fixed component of Fig. 1 (a).
Fig. 2 is for to utilize the fixed component shown in Fig. 1 (a) that inductor is arranged on the sketch map on the circuit board.
Fig. 3 (a) is arranged on the sketch map on the circuit board for the magnetic element unit of first preferred embodiment of the invention.
Fig. 3 (b) is the end view of the magnetic element unit of Fig. 3 (a).
Fig. 4 (a) is the structural representation of the fixed component shown in Fig. 3 of the present invention (a).
Fig. 4 (b) is the A-A ' profile of the fixed component of Fig. 4 (a).
Fig. 5 (a) is the structural representation of the fixed component of second preferred embodiment of the invention.
Fig. 5 (b) is the A-A ' profile of the fixed component of Fig. 5 (a).
Fig. 6 is the profile that comprises the magnetic element unit of the fixed component shown in Fig. 5 of the present invention (a).
Wherein, description of reference numerals is following:
Pin 113,114,115,116,24,28 winding sections 117
Inductor 12 leads 121,211
Magnetic core 212 loading ends 231
First junction, 241,281 connecting portions 242,282
Second junction, 243,283 holes 244
Connect medium 25 scolders 26
Embodiment
Some exemplary embodiments that embody characteristic of the present invention and advantage will be described in detail in the explanation of back segment.Be understood that the present invention can have various variations different in form, it does not all depart from the scope of the present invention, and explanation wherein and accompanying drawing in itself should be as the usefulness of explanation, but not in order to restriction the present invention.
See also Fig. 3 (a) and cooperate Fig. 3 (b); Its magnetic element unit that is respectively first preferred embodiment of the invention is arranged on sketch map and the end view on the circuit board; Shown in Fig. 3 (a) and Fig. 3 (b), magnetic element unit 20 of the present invention comprises a magnetic element 21 and a fixed component 22, and wherein magnetic element 21 can be the element that utilizes electric current to change and produce the electromotive force phenomenon; For example: inductor, but not as limit.Magnetic element 21 has a magnetic core 212 (as shown in Figure 6) and an at least one lead 211, and magnetic core 212 can be ring type magnetic core, and lead 211 then is parallel to magnetic core 212 and axially twines to coat magnetic core 212 along magnetic core 212; In addition; Lead 211 has end 211a, 211b, and in certain embodiments, lead 211 can be enamelled wire; But not as limit, and the end 211a of lead 211,211b handle so that be electrically connected with fixed component 22 through coating removal.
See also Fig. 4 (a) and cooperate Fig. 3 (a) and Fig. 3 (b), wherein Fig. 4 (a) is the structural representation of the fixed component shown in Fig. 3 of the present invention (a).Fixed component 22 comprises body 23, and body 23 is essentially the rectangle cube, and body 23 has loading end 231, bottom surface 232 and two the corresponding sidewalls 233 adjacent with loading end 231 and bottom surface 232; In the present embodiment; Loading end 231 can be a cambered surface, and its width W is slightly less than the thickness T of magnetic element 21 in fact, carries ring-like magnetic element 21 with thickness T that cooperates magnetic element 21 and the radian that utilizes loading end 231; Magnetic element 21 can be set up on the loading end 231 of body 23; And sidewall 233 be on the body 23 perpendicular to two corresponding surfaces in the axle center of magnetic element 21, in other words, shown in Fig. 4 (a); Defined in the present embodiment sidewall 233 can be positioned at two long sides of rectangular body 23; Corresponding to loading end 231, and be arranged on 2 last times of circuit board at fixed component 22 as for 232 of bottom surfaces, bottom surface 232 contacts with circuit board 2 in fact.In addition, fixed component 22 also has pin 24 except that body 23, and the number of pin of the present invention 24 do not have limit; Can be even number, for example: two, but not as limit; The number that is to say pin 24 can cooperate the number of the lead 211 that magnetic element 21 twines and adjust; For example, when magnetic element 21 twines a lead 211, two end 211a, 211b will be arranged, can be provided with two pins 24 this moment; When magnetic element 21 twines two leads 211, four ends will be arranged and can know by inference, the quantity of four pins 24 with the end of cooperation lead 211 just can be set this moment.
See also Fig. 4 (b) and cooperate Fig. 4 (a); Wherein Fig. 4 (b) is the A-A ' profile of the fixed component of Fig. 4 (a); As shown in the figure, pin 24 is a part with respect to sidewall 233 protrusions of body 23, and pin 24 mainly comprises first junction 241, connecting portion 242 and 243 3 parts of second junction; Wherein first junction 241 and second junction 243 are arranged at the two opposite sides of connecting portion 242; Just connect through connecting portion 242 between first junction 241, second junction 243, in the present embodiment, body 23 can be processed through the mold moulding by plastics; And pin 24 is by a conductive material; For example: sheet metal form first junction 241, connecting portion 242 and second junction 243 through bending, that is first junction 241, connecting portion 242 and second junction, 243 threes is formed in one; And the connecting portion 242 of pin 24 is embedded in body 23 inside; The end that first junction 241 links to each other with connecting portion 242 also part is embedded in the body 23, and first junction 241 is not embedded in the other end that exposes with respect to body 23 in the body 23 and then on sidewall 233, extends, and it is outer and extend from the bottom surface 232 of body 23 and be close to bottom surface 232 to be exposed to body 23 as for 243 of second junctions.
In addition; First junction 241 is all 90 ° in fact with the angle of connecting portion 242 and the angle of second junction 243 and connecting portion 242; In other words; First junction 241 and second junction 243 roughly protrude with respect to the sidewall 233 of body 23 in parallel to each other; And also can set up a hole 244 on the part that first junction 241 exposes with respect to body 23; With end 211a, the 211b (shown in Fig. 3 (b)) of the lead 211 that utilizes hole 244 ccontaining magnetic elements 21, just fixed component 22 can utilize first junction 241 of pin 24 and second junction 243 to be connected (shown in Fig. 3 (b)) with end 211a, 211b and the circuit board 2 of the lead 211 of magnetic element 21 respectively thus.Certainly, the end 211a of lead 211, the 211b also mode of winding capable of using are set around on first junction 241 of pin 24, and it also can realize the purpose that lead 211 is electrically connected with pin 24.
Please consult Fig. 3 (a) again and cooperate Fig. 3 (b); When magnetic element 21 and fixed component 22 are combined into magnetic element unit 20; Magnetic element 21 is arranged on the loading end 231 of body 23 of fixed component 22, because the radian of loading end 231 can cooperate ring-like magnetic element 21, so magnetic element 21 can carry and be set up on the body 23 of fixed component 22 through the support of loading end 231; Certainly; Also can between the loading end 231 of the body 23 of magnetic element 21 and fixed component 22, filling connect medium 25 in certain embodiments, for example: adhesive agent, so that reliably magnetic element 21 is fixed on the loading end 231 of body 23 of fixed component 22.And because the lead 211 of magnetic element 21 is to be parallel to the axis direction of magnetic core 212 along magnetic core 212 windings; And the sidewall 233 of the body 23 of fixed component 22 is perpendicular to magnetic element 21 axle center; Simultaneously the thickness T of magnetic element 21 is slightly larger than the width W of loading end 231 of the body 23 of fixed component 22; End 211a, the 211b that therefore after coiling is accomplished, will be parallel to the lead 211 of magnetic element 21 axis directions bend just directly transplanting in the hole 244 of first junction 241 of pin 24 towards the direction of fixed component 22; Lead 211 is connected with pin 24; Certainly; Also can further put scolder 26 between first junction 241 of the end 211a of lead 211,211b and pin 24 and through soldering to promote structural strength, lead 211 can firmly be electrically connected, with the magnetic element unit 20 that is combined into present embodiment with pin 24.And the bottom surface 232 of the body 23 of magnetic element unit 20 fixed components 22 capable of using is arranged on the surface of circuit board 2; And with the predeterminated position on second junction, the 243 contact circuit plates 2 of pin 24; For example: contact mat 27; Just can after welding, second junction 243 of pin 24 be electrically connected with circuit board 2; This moment fixed component 22 just firmly surface mount on circuit board 2; Make magnetic element 21 through fixed component 22 support so that be fixedly arranged on the circuit board 2, and magnetic element 21 lead 211 also capable of using is electrically connected with circuit board 2 through the path of end 211a, 211b, first junction 241, connecting portion 242, second junction 243 and contact mat 27.
Certainly, fixed component of the present invention also can have different versions, sees also Fig. 5 (a) and cooperates Fig. 5 (b), and it is respectively the A-A ' profile of fixed component of structural representation and Fig. 5 (a) of the fixed component of second preferred embodiment of the invention.Shown in Fig. 5 (a) and Fig. 5 (b), the body 23 of fixed component 22 is identical with the body shown in Fig. 4 of the present invention (a), repeats no more at this.In the present embodiment; Fixed component 22 has pin 28 equally; And pin 28 also has structures such as first junction 281, connecting portion 282 and second junction 283; Also identical with shown in Fig. 4 (a) and Fig. 4 (b) of the relation of the setting of second junction 283 and connecting portion 282 and these structures and body 23 wherein; First junction 281 that just exposes with respect to body 23 is towards loading end 231 bendings of body 23; First junction 281 that protrudes from sidewall 233 is extended towards the direction of loading end 231; So that utilize sidewall 233 common end 211a, the 211b that define the lead 211 of a storage tank 284 ccontaining magnetic elements 21 of first junction 281 and body 23; Thereby the end 211a, 211b that only need after magnetic core 212 twines leads 211, will be parallel to the lead 211 of magnetic element 21 axis directions towards fixed component 22 bendings just can be directly with the end 211a of lead 211,211b transplanting in storage tank 284, realize the purpose (as shown in Figure 6) of fixing and lead 211 being electrically connected with pin 28 to utilize first junction 281 and end 211a, the 211b of the sidewall 233 clamping leads 211 of the body 23 of fixed component 22.Certainly; In a certain embodiment; Also can in storage tank 284, fill scolder (not shown) and weld, the end 211a, 211b of the lead 211 of magnetic element 21 can be reliably be electrically connected, with first junction 281 of the pin 28 of fixed component 22 to constitute magnetic element unit 20.Identical with first preferred embodiment shown in Fig. 3 of the present invention (a) and Fig. 3 (b) as for this magnetic element unit 20 with the path that circuit board is electrically connected, therefore repeat no more.
Yet be to be understood that; First junction of its pin of fixed component of the present invention and second junction except can with respect on the body perpendicular to the sidewall in the magnetic element axle center protrusion; Also can change the sidewall protrusion that is made as with respect to be parallel to the magnetic element axle center according to demand; It does not influence the present invention and utilizes the fixed component supports magnetic element and entirely be arranged on the circuit board, and makes magnetic element pass through the pin of fixed component and the effect that is electrically connected with circuit board.In other words; The pin of all fixed components utilizes first junction to be connected with the lead of magnetic element; Utilize second junction to be connected with circuit board; And, all belong to invention which is intended to be protected through being embedded in the design of intrinsic connecting portion conducting first junction of fixed component and second junction.
Can know by above-mentioned explanation, magnetic element of the present invention mainly be rely on fixed component to carry to support and smooth, firmly be arranged on the circuit board, and the lead of magnetic element through fixed component pin and be electrically connected with circuit board.Compared with prior art; Because the pin of fixed component of the present invention comprises first junction, connecting portion and second junction, three parts; Therefore first junction capable of using is connected with the end of the lead of magnetic element; Utilize second junction to be connected with circuit board; Utilize the connecting portion that is embedded in the body to connect first junction and second junction again; In other words, the connecting portion of first junction of the pin of fixed component of the present invention and second junction body interior through being embedded in fixed component links to each other, so first junction that the present invention is connected with lead can't influence the planarization of the second junction surface mount on circuit board; This design is different from the structure that the winding section of the pin of existing fixed member directly links to each other with second junction, so thereby the planarization that can avoid existing lead because of inductor to be wound in the winding section influencing second junction is unfavorable for the problem of fixed component surface mount on circuit board.
In addition; Owing to can set up hole on first junction of the pin of fixed component of the present invention or define a storage tank jointly with the sidewall of body through bending; Therefore the end of the lead of magnetic element directly transplanting in the hole or storage tank of first junction; Omitted existing need the lead of inductor has been wound in the procedure of processing of the pin of fixed component, so can simplify the manufacturing process of magnetic element unit, thereby boosted productivity.Yet also will be understood that; When magnetic element of the present invention must be according to the different electric magnetic characteristic and during the thicker lead in wrap wire footpath; Also can be through the size of adjustment hole or storage tank, the end that makes lead directly transplanting in hole or storage tank and further be electrically connected with pin; Certainly; Among the present invention if will increase the lead number of winding of magnetic element the time; The quantity of pin that also can be through increasing fixed component cooperates the end of lead; The end that makes each lead directly transplanting in first junction of pin, to avoid existing on the fixed component pin, twine thicker lead or all inconvenience of twining many leads.
Moreover; Because the winding direction of the lead of magnetic element is parallel to the axle center of magnetic element; Therefore when the pin of fixed component of the present invention protrudes from the sidewall in axle center of vertical magnetism element; Just directly transplanting is in first junction of pin and need not to waste unnecessary lead and contact and twine pin in the end of lead, and the use amount that therefore can save lead reduces manufacturing cost; More than be prior art can't realize that therefore magnetic element unit of the present invention and fixed component thereof have the value on the industry.
Though the present invention is described in detail through the above embodiments, and can make various modifications by the personnel that are familiar with present technique, these are revised and are not broken away from the scope that accompanying Claim is protected.
Claims (9)
1. magnetic element unit, it is arranged on the circuit board, and this magnetic element unit comprises:
One magnetic element, it is ring-like, and is arranged with a lead, and this lead has an end;
One fixed component; It is arranged on this circuit board and has a body and a pin; This body has a loading end, a bottom surface and a sidewall, and this loading end is a cambered surface and in order to carry this magnetic element, this bottom surface contacts corresponding to this loading end and with this circuit board; This sidewall and this loading end and this bottom surface are adjacent; This pin comprises one first junction, one second junction and a junction that connects this first junction and this second junction, and this connecting portion is embedded in this body, and this second junction is connected with this circuit board;
Wherein, The axle center of this magnetic element is perpendicular to this sidewall of this body; And this magnetic element is carried on this loading end of this body of this fixed component, and the width of this fixed component is less than the thickness of this magnetic element, and this pin protrudes from the sidewall in the axle center of vertical this magnetic element; This magnetic element is connected, so that this magnetic element is electrically connected with this circuit board through this pin with this first junction of this pin through this end of this lead.
2. magnetic element unit as claimed in claim 1, wherein this first junction of this pin of this fixed component extends from this sidewall, and this second junction extends from this bottom surface.
3. magnetic element unit as claimed in claim 2, wherein this first junction of this pin of this fixed component partly is embedded in this body, and this first junction that exposes with respect to this body is parallel with this second junction in fact.
4. magnetic element unit as claimed in claim 2; Wherein this first junction of this pin of this fixed component partly is embedded in this body; And this first junction with respect to this body exposes extends towards the direction of this loading end in fact; So that define the end of a storage tank jointly, this lead is connected with this pin with ccontaining this lead with this sidewall.
5. magnetic element unit as claimed in claim 1, wherein this first junction of this pin of this fixed component has a hole, and the end in order to this lead of ccontaining this magnetic element makes this lead be connected with this pin.
6. magnetic element unit as claimed in claim 1, wherein this first junction of this pin, this connecting portion and this second junction are formed in one.
7. magnetic element unit as claimed in claim 1 wherein comprises that also one is connected medium between this loading end of this magnetic element and this fixed component.
8. magnetic element unit as claimed in claim 1, wherein this fixed component surface mount is on this circuit board.
9. fixed component, in order to a magnetic element is arranged on the circuit board, it is ring-like that this magnetic element is in fact, and be arranged with the lead with an end, and this fixed component comprises:
One body; This body has a loading end, a bottom surface and a sidewall; This loading end is a cambered surface and in order to carry this magnetic element; And the axle center of this magnetic element is perpendicular to this sidewall of this body, and this bottom surface contacts corresponding to this loading end and with this circuit board, and this sidewall and this loading end and this bottom surface are adjacent; And
One pin, it comprises:
One first junction is in order to this end of this lead of connecting this magnetic element;
One second junction is in order to connect this circuit board; And
A junction, it is embedded in this body and connects this first junction and this second junction;
Wherein, One width of this fixed component is less than a thickness of this magnetic element; This pin protrudes from the sidewall in the axle center of vertical this magnetic element; This magnetic element is connected, so that this magnetic element is electrically connected with this circuit board through this pin with this first junction of this pin through this end of this lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101603383A CN101465193B (en) | 2007-12-19 | 2007-12-19 | Magnetic element unit and fixed component thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101603383A CN101465193B (en) | 2007-12-19 | 2007-12-19 | Magnetic element unit and fixed component thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101465193A CN101465193A (en) | 2009-06-24 |
| CN101465193B true CN101465193B (en) | 2012-05-30 |
Family
ID=40805715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101603383A Expired - Fee Related CN101465193B (en) | 2007-12-19 | 2007-12-19 | Magnetic element unit and fixed component thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101465193B (en) |
-
2007
- 2007-12-19 CN CN2007101603383A patent/CN101465193B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN101465193A (en) | 2009-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102428527B (en) | Surface mount magnetic components and methods of manufacturing the same | |
| CN102449709B (en) | Surface mounting magnetic device | |
| KR101536376B1 (en) | High current amorphous powder core inductor | |
| US8183967B2 (en) | Surface mount magnetic components and methods of manufacturing the same | |
| US8203407B2 (en) | Surface mount magnetic device | |
| CN101253587A (en) | Noise filter | |
| CN101325122A (en) | Minisize shielding magnetic component | |
| WO2019024584A1 (en) | A device for a wireless power transfer system for a vehicle | |
| US20150130577A1 (en) | Insulation planar inductive device and methods of manufacture and use | |
| CN104575941A (en) | Coil component and manufacturing method thereof | |
| US20090146768A1 (en) | Magnetic device unit and fixing component thereof | |
| CN101465193B (en) | Magnetic element unit and fixed component thereof | |
| CN101414505A (en) | Inductance structure | |
| JP3317213B2 (en) | Wound type chip inductor | |
| CN210668039U (en) | Inductor | |
| CN205542250U (en) | Inductor structure | |
| KR20180017409A (en) | Inductor | |
| KR102536830B1 (en) | Inductor and emi filter comprising the same | |
| JP2005217084A (en) | Inductor and manufacturing method of the same | |
| CN103489576A (en) | Micro shielding magnetic part | |
| CN201340774Y (en) | Wire connecting terminal for coil product | |
| KR101634665B1 (en) | flexible inductor and its manufacture method | |
| CN115938786A (en) | Coating type inductor and manufacturing method thereof | |
| CN116959864A (en) | Metal module suitable for transformer and manufacturing method thereof | |
| US20100007454A1 (en) | Apparatus, system, and method for an integrated winding structure for a magnetic core |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20151219 |
|
| EXPY | Termination of patent right or utility model |