CN100378876C - Coil - Google Patents
Coil Download PDFInfo
- Publication number
- CN100378876C CN100378876C CNB2005100042819A CN200510004281A CN100378876C CN 100378876 C CN100378876 C CN 100378876C CN B2005100042819 A CNB2005100042819 A CN B2005100042819A CN 200510004281 A CN200510004281 A CN 200510004281A CN 100378876 C CN100378876 C CN 100378876C
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- CN
- China
- Prior art keywords
- mentioned
- coil
- lead
- lining
- leading part
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Coils Of Transformers For General Uses (AREA)
Abstract
To provide a coil wherein a lead that has high rigidity and can be easily routed is formed by a lead wire led from a winding part. A covered lead wire 3 extending from the winding part 2 of a coil 1 is folded forward and backward, and it is bundled flat and is fixed to form a lead 10. A soldered connector 12 is formed at a tip of the lead 10, and a soldered base end connector 13 is formed at a base. The base end connector 13 is soldered to a land 21 on a panel 20, so that the lead 10 can be led out to the outside.
Description
Technical field
The present invention relates to a kind of like this coil, make the rigidity that has regulation from the formed leading part of lining lead of coiling portion extension, draw this leading part easily.
Background technology
In the past, coil is installed on the circuit board in various electronic equipments and uses, and perhaps is assembled in loud speaker or the transmission mechanism and uses.Coil has two kinds, and a kind of is only with lining lead coiled hollow-core construction; Another kind is the lining lead of reeling on skeleton.
The coil in past forms coiling portion with the lining lead, and simultaneously the leading section of the above-mentioned lead of drawing from this coiling portion, be welded on the circuit board in the formed contact portion or circuit board etc. gone up on the set terminal.Moreover, from circuit board etc. to the outside wiring adopt such structure: at the end of other contact portions welding flexible cables that are conducted with contact portion, perhaps, the end of welding flexible cable is drawn out to the outside to this flexible cable on above-mentioned terminal.
And, in following patent documentation 1, disclose the lead that forms coil has been turned round sth. made by twisting, put the structure of pipe.
＜patent documentation 1): utility model is logined No. 3092944.
As mentioned above, the lining wire bonds of drawing from coil on contact portion and terminal, is relaying with these contact portions or terminal, and externally is provided with in the wire structures of flexible cable, except that coil, also need flexible cable, so number of spare parts increases.Must on relay such as contact portion or terminal, weld simultaneously the lining lead and the flexible cable of coil, so the wiring operation is miscellaneous.
And, in above-mentioned patent documentation 1 described design,, improve the intensity of leading part by twisting with the fingers lead and set of tubes.But the set of tubes operation needs staff, and is more miscellaneous, in addition, still unexposed as this leading part is drawn out to for example invention of circuit board outside.
Summary of the invention
The objective of the invention is to solve the problem in above-mentioned past, a kind of like this coil is provided, it can be drawn out to the outside to leading part from coil, and, can be relaying also with contact portion etc., draw to the outside.
Coil of the present invention has the coiling portion that forms with the lining Wire-wound, and the leading part that extends from above-mentioned coiling portion of above-mentioned lining lead, it is characterized in that:
At above-mentioned leading part, before and after making above-mentioned lining lead, repeatedly turn back, on above-mentioned lining lead, formation turn back a little and turn back a little between many line parts, each line is partly formed bundle, and above-mentioned line partly interfixes, above-mentioned leading part from above-mentioned coiling portion away from leading section or its near, remove the lining of above-mentioned lining lead, formed connecting portion.
This coil is many lines of the lining lead that extends from the coiling portion bunchy of overlapping, and by many line parts fastened to each other, the formation leading part.Therefore, can improve the rigidity of leading part, can carry out the processing the same, be drawn out to the outside leading part with flexible cable.
For example, among the present invention, at above-mentioned connecting portion, many above-mentioned line parts engage with motlten metal mutually removing under the state of lining.
For example, if come then can simply form above-mentioned connecting portion between the closing line part with motlten metal-scolding tin.
Similarly, if on the cardinal extremity of close above-mentioned coiling portion one side of above-mentioned leading part, many above-mentioned lines parts engage one another by motlten metal, have formed the cardinal extremity connecting portion, even the base portion of leading part then, also can be easy to closing line partly between.
In the case, above-mentioned coil configuration is on matrix, and the above-mentioned cardinal extremity connecting portion of above-mentioned leading part is fixed on relay on the above-mentioned matrix with motlten metal, and above-mentioned leading part is drawn being fixed under the state of above-mentioned relay.
Like this, if in the relay of contact portion and terminal etc. by fixing cardinal extremity connecting portion such as welding, then can make above-mentioned leading part under the state that its cardinal extremity is fixed, stably be drawn out to the outside.
And,, also can make the mutual welding that respectively is covered of the lining lead that forms above-mentioned line part at above-mentioned leading part.
The invention effect
Coil is formed by superfine lining lead usually, and the lining lead of drawing from coiling portion is thinner when also being wall scroll, easy deformation.But the present invention is fixed lining lead letter bunchy, forms leading part, so can improve the rigidity of this leading part, use the same with flexible cable is convenient to connect up to the outside.
Description of drawings
Fig. 1 is the end view drawing of the coil of the 1st execution mode of the present invention.
Fig. 2 is illustrated in the end view drawing that above-mentioned coil lead division is formed with the state of leading part.
Fig. 3 is the stereogram that the above-mentioned coil of expression is installed in the state on the panel.
Fig. 4 is the stereogram of the coil of expression the 2nd execution mode of the present invention.
Embodiment
Fig. 1 and Fig. 2 are the end view drawings of operation of the leading part of the expression coil 1 that forms the present invention's the 1st execution mode.Fig. 3 is the stereogram of an example of the deriving structure of the leading part of expression when above-mentioned coil has been installed.
Coiling portion 2 usefulness lining lead 3 is wound into cylindric or polygonal tubular.Under the situation of air core coil, in the coiling portion 2, bonding mutually between the lining lead 3 by adhesive.Perhaps the insulation-coated outmost surface at lining lead 3 is under the situation of hot melt adhesion layer, between the above-mentioned hot melt adhesion layer of heat bonding, keeps the shape of coiling portion 2.
Coiling top side and coiling end side in coiling portion 2, above-mentioned lining lead 3 extends to the outside of coiling portion 2, forms lead division 4,4.In this embodiment, utilize the lining lead 3 of lead division 4,4 to form the leading part 10,10 of specific length shown in Figure 2.Paired leading part the 10, the 10th, same structure, so, below explanation leading part 10 on one side only.
As shown in Figure 1, in above-mentioned lead division 4, turn back a 5a, 5b, 5c, the 5d of lining lead 3 ... in, turn back in front and back, at this moment, make turn back a little and turn back a little between line part 6a, 6b, 6c, 6d ... length fitly turn back mutually.
As shown in Figure 2, line part 6a, 6b, 6c, 6d ... fitly be bundled into bundle, make line part 6a, 6b, 6c, 6d ... interfix, form leading part 10.This line part 6a, 6b, 6c, 6d ... fixedly be following carrying out, promptly, at the end that leaves coiling portion 2, each line part 6a, 6b, 6c, 6d ... the insulation-coated of lining lead 3 remove, utilize motlten metal-scolding tin lead that is bonded with each other, at base portion, similarly near coiling portion 2, form line part 6a, 6b, 6c, 6d ... the insulation-coated of lining lead remove, and be welded to each other.
Its result at the end of leading part 10, forms the connecting portion 12 of scolding tin lining, forms the cardinal extremity connecting portion 13 of scolding tin lining at the base portion of leading part 10.
Pars intermedia 11 between above-mentioned connecting portion 12 and cardinal extremity connecting portion 13, preferably make line part 6a, 6b, 6c, 6d ... on part or total length, engage one another.Lining lead 3 has been implemented insulation-coated on the plain conductor surface.On this insulation-coated outmost surface, be provided with under the situation of the thermal welding portion that adopts hot melt property resins such as polyethylene, utilize the hot melt relay of above-mentioned thermal welding resin, can make line part 6a, 6b, 6c, 6d ... engage one another.Perhaps, also can make joint between each line part with adhesive.
In above-mentioned pars intermedia 11, also can partly be bundled into bundle to each line, make the section of its bundle form circle substantially.But be preferably in above-mentioned pars intermedia 11, the section that each line part is promptly restrainted with formation state forms rectangle ground and is bundled into bundle, and line is bonded with each other between partly.When making pars intermedia 11 form formation state, can connect up handle the same of leading part 10 with flexible cable.
Fig. 3 represents that coil 1 is installed in the state on the panels 20 such as circuit board.The coiling portion 2 usefulness adhesives of coil 1 etc. are adhesively fixed on the surface of panel 20.Form contact portion 21,21 as relay on panel 20, described contact portion 21,21 is by there not be the conductor layer of electrical connection to form mutually.The cardinal extremity connecting portion 13,13 of leading part 10 is weldingly fixed on respectively in the contact portion 21,21.Leading part 10,10 is drawn out to the outside under its base end part is securely fixed in state on the plate 20, the connecting portion 12,12 of lead-in wire 10,10 front ends and external circuit etc. are connected.
Like this, though when wiring, also can prevent lead division 4 broken strings of coil 1 to leading part 10,10 external force actions.And leading part 10 so can improve rigidity, also can prevent its broken string when reeling because be that many line parts are together fastened to each other.
And, under the situation on the structural portion beyond coil 1 is installed in the panel of circuit board etc., even the cardinal extremity connecting portion of leading part 10 13,13 as relay, also can make it be connected with the relaying terminal.
Fig. 4 is the stereogram of the coil 100 of expression the 2nd execution mode of the present invention.
The coiling portion 102 of this coil 100 is wound into tubular by lining lead 3.This coiling portion 102 is as the transmission mechanism of loud speaker and the transmission mechanism of other drive units.
Be provided with the lead division 4,4 of from coiling portion 102, drawing lining lead 3.Fig. 4 is illustrated in the operation that on one side lead division 4 forms leading parts 10, but also is the same in the structure that the lead division 4 of another side forms leading parts 10.
In this embodiment, the lining lead 3 of many lead divisions 4 is wound on the side face of anchor clamps such as cylindric, ellipticity, rectangle.After the number of turn is reeled in accordance with regulations, take out anchor clamps, winding part is pressed into flat.Like this, also can form a plurality of turn back a little and turn back a little between the line part, can formation and the leading part 10 of Fig. 2 and identical even shape shown in Figure 3.Structures when forming leading part 10 etc. are identical with the 1st execution mode.
And, in the respective embodiments described above, be that example is illustrated with the air core coil.But also can be the coil of Wire-wound around skeleton.In the case, also can be welded to relaying terminal set on the skeleton or contact portion to the cardinal extremity connecting portion 13 of leading part 10.
Claims (5)
1. coil has the coiling portion that forms with the lining Wire-wound, and the leading part that extends from above-mentioned coiling portion of above-mentioned lining lead, it is characterized in that:
At above-mentioned leading part, before and after making above-mentioned lining lead, repeatedly turn back, on above-mentioned lining lead, formation turn back a little and turn back a little between many line parts, each line is partly formed bundle, and above-mentioned line partly interfixes, above-mentioned leading part from above-mentioned coiling portion away from leading section or its near, remove the lining of above-mentioned lining lead, formed connecting portion.
2. coil as claimed in claim 1 is characterized in that: at above-mentioned connecting portion, many above-mentioned line parts engage with motlten metal mutually under the state of removing lining.
3. coil as claimed in claim 1 is characterized in that: on the cardinal extremity of close above-mentioned coiling portion one side of above-mentioned leading part, many above-mentioned lines parts engage one another by motlten metal, have formed the cardinal extremity connecting portion.
4. coil as claimed in claim 3, it is characterized in that: above-mentioned coil configuration is on matrix, the above-mentioned cardinal extremity connecting portion of above-mentioned leading part is fixed on relay on the above-mentioned matrix with motlten metal, and above-mentioned leading part is drawn being fixed under the state of above-mentioned relay.
5. coil as claimed in claim 1 is characterized in that: at above-mentioned leading part, make the mutual welding that respectively is covered of the lining lead that forms above-mentioned line part.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP000744/2004 | 2004-01-06 | ||
| JP2004000744A JP2005197378A (en) | 2004-01-06 | 2004-01-06 | Coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1637965A CN1637965A (en) | 2005-07-13 |
| CN100378876C true CN100378876C (en) | 2008-04-02 |
Family
ID=34816432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100042819A Expired - Fee Related CN100378876C (en) | 2004-01-06 | 2005-01-05 | Coil |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005197378A (en) |
| CN (1) | CN100378876C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011108916A (en) * | 2009-11-19 | 2011-06-02 | Cosel Co Ltd | Isolation transformer |
| JP6977663B2 (en) * | 2018-05-24 | 2021-12-08 | 株式会社オートネットワーク技術研究所 | Vehicle roof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08115811A (en) * | 1994-10-12 | 1996-05-07 | Sankyo Seiki Mfg Co Ltd | Mounting structure of thin-belt coil onto printed-circuit board |
| CN1136232A (en) * | 1995-02-17 | 1996-11-20 | 丰田自动车株式会社 | Coil-forming wire material and method of manufacturing such material |
| JPH10106824A (en) * | 1996-09-25 | 1998-04-24 | Waka Seisakusho:Kk | Coil and method of manufacturing the same |
| JP2001210524A (en) * | 2000-01-25 | 2001-08-03 | Matsushita Electric Ind Co Ltd | Toroidal coil and its manufacturing method |
| JP2002237408A (en) * | 2001-02-09 | 2002-08-23 | Mitsumi Electric Co Ltd | Coil |
-
2004
- 2004-01-06 JP JP2004000744A patent/JP2005197378A/en not_active Withdrawn
-
2005
- 2005-01-05 CN CNB2005100042819A patent/CN100378876C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08115811A (en) * | 1994-10-12 | 1996-05-07 | Sankyo Seiki Mfg Co Ltd | Mounting structure of thin-belt coil onto printed-circuit board |
| CN1136232A (en) * | 1995-02-17 | 1996-11-20 | 丰田自动车株式会社 | Coil-forming wire material and method of manufacturing such material |
| JPH10106824A (en) * | 1996-09-25 | 1998-04-24 | Waka Seisakusho:Kk | Coil and method of manufacturing the same |
| JP2001210524A (en) * | 2000-01-25 | 2001-08-03 | Matsushita Electric Ind Co Ltd | Toroidal coil and its manufacturing method |
| JP2002237408A (en) * | 2001-02-09 | 2002-08-23 | Mitsumi Electric Co Ltd | Coil |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005197378A (en) | 2005-07-21 |
| CN1637965A (en) | 2005-07-13 |
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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 | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080402 Termination date: 20110105 |