CN204424070U - Primary coil structure in ignition coil - Google Patents
Primary coil structure in ignition coil Download PDFInfo
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- CN204424070U CN204424070U CN201420855180.7U CN201420855180U CN204424070U CN 204424070 U CN204424070 U CN 204424070U CN 201420855180 U CN201420855180 U CN 201420855180U CN 204424070 U CN204424070 U CN 204424070U
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- stitch
- draw
- groove
- primary coil
- ignition coil
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Abstract
The utility model relates to a kind of component of ignition coil.Primary coil structure in a kind of ignition coil, comprise the elementary skeleton of ignition coil, stitch mounting structure is provided with in one end of the elementary skeleton of ignition coil, stitch component is provided with in stitch mounting structure, two that described stitch mounting structure offers winding slots in the same way, correspondingly on described stitch component offer two draw-in grooves, two draw-in grooves are respectively the first draw-in groove and the second draw-in groove, winding slot formation primary coil corresponding with draw-in groove mounting groove.The utility model provides one and enamelled wire crust can be punctured rapidly and realize conducting, and conducting efficiency is high, the primary coil mounting structure in the ignition coil that technical process reduces; The installation solving primary coil in the ignition coil existed in prior art is fixed by single groove of elementary skeleton, and degree of fixation is bad, adopts welding manner to realize stitch and the conducting of enamelled wire conductor, make the technical problem that the turn-on effect of enamelled wire is undesirable.
Description
Technical field
The utility model relates to a kind of component of ignition coil, particularly relates to the primary coil structure in ignition coil.
Background technology
Along with automotive gasoline engine is to the future development of high rotating speed, high compression ratio, high-power, low oil consumption and low emission, traditional igniter is not suitable with instructions for use.The core component of igniter is ignition coil and switching device, improves the energy of ignition coil, and spark plug just can produce the spark of enough energy, and this is the primary condition that igniter adapts to Modern Engine operation.Two groups of coils, primary coil and secondary coils are had inside common ignition coil.The thicker enamelled wire of primary coil, uses the enamelled wire of 0.5-1 millimeter usually around about 200-500 circle; The thinner enamelled wire of secondary coil, the usual enamelled wire by 0.1 millimeter is around about 15000-25000 circle.Primary coil one end connects with low-tension supply (+) on car, and the other end connects with switching device (circuit breaker).Secondary coil one end connects with primary coil, and the other end connects with high-voltage line output and exports high-tension electricity.And primary coil and secondary coil all need to utilize elementary skeleton and secondary framework to fix.Conduction is realized by stitch UNICOM coil in elementary skeleton.In traditional handicraft, elementary intraskeletal stitch mounting structure place only has a winding slot, and the enamelled wire of primary coil, through winding slot, then adopts welding to realize stitch and the conducting of enamelled wire conductor circuit.But this structure conducting efficiency is not high, and the fixed effect of coil is also bad, easy landing, thus causes product failure.
Have in present patent document and be disclosed: " ignition coil (CN97190858.3) for internal combustion engine ", a band edge of a knife clamp contact position is fixedly fixed in the housing of ignition coil.A coil case with coil is placed in one and is on the removable work support of pre-assembled position, presents a mounting bush in this work support, and a winding wiring of coil is placed in this mounting bush, to fix as auxiliary.When winding wiring is assembled together with band edge of a knife clamp contact, be with edge of a knife clamp contact on the one hand at assembly set in-pipe until reach installation site, and winding wiring remains on top on the other hand.After coil wire contacts, work support returns to pre-assembled position, to prepare for contacting next time.Mounting bush remains on work support as the repetition die cavity that can again feed and does not require to be retained on coil case as optional feature.
Summary of the invention
It is simple that the utility model provides a kind of structure, convenient mounting or dismounting, and enamelled wire crust can be punctured rapidly and realize conducting, conducting efficiency is high, and coil is installed stable, the primary coil structure in the ignition coil that technical process reduces; The installation solving primary coil in the ignition coil existed in prior art is that in the pin structure by elementary skeleton, single groove is fixed, degree of fixation is bad, welding manner is adopted to realize stitch and the conducting of enamelled wire conductor, make the turn-on effect of enamelled wire undesirable, installation process is complicated, be inconvenient to change and detachable maintaining, the technical problem that stability is bad.
Above-mentioned technical problem of the present utility model is solved by following technical proposals: the primary coil structure in a kind of ignition coil, comprise the elementary skeleton of ignition coil, stitch mounting structure is provided with in one end of the elementary skeleton of ignition coil, stitch component is provided with in stitch mounting structure, described stitch mounting structure offers two winding slots in the same way, on described stitch component, correspondence offers two draw-in grooves, two draw-in grooves are respectively the first draw-in groove and the second draw-in groove, winding slot formation primary coil corresponding with draw-in groove mounting groove.
The stitch mounting structure of elementary skeleton is offered two winding slots in the same way, that is the roughly direction that two winding slots are offered is identical, can be parallel to each other or in splay, offer two winding slots, as the enamelled wire solderless wrapped connection of primary coil in winding slot, take the shape of the letter U layout, and two winding slots add the fixing firmness of enamelled wire.
Owing to have employed two winding slots and corresponding draw-in groove, conveniently enamelled wire can be fixed when automatic winding, the success rate of such coiling and stability is just corresponding improve also, improve the yield of production, reduce the rate that reports an error of operation, production efficiency is increased substantially, brings considerable economic benefit.
Stitch to be connected with primary coil conducting by the mode of draw-in groove, instead of original conduction mode being realized stitch and primary coil by welding manners such as solderings, improves the detachable of product and replaceable performance.Meanwhile, it is corresponding with the winding slot of two on elementary skeleton that two draw-in grooves are set, being communicated with of the primary coil on elementary skeleton and stitch can be facilitated.Two draw-in grooves offer direction with layout all corresponding with winding slot, the width of draw-in groove is slightly less than the enamelled wire external diameter as primary coil.Utilize the enamelled wire of winding slot to primary coil to fix and first puncturing is carried out to the insulating barrier of enamelled wire, then the draw-in groove of stitch component is snapped onto stitch from top to bottom when installing in main body, utilize the insulating barrier of draw-in groove to the enamelled wire of primary coil absolute puncture conducting.
As preferably, described elementary skeleton comprises stitch and installs main body, and the center that stitch installs main body is provided with cavity, and described stitch component is plugged in cavity, and winding slot and draw-in groove are mutually vertical forms primary coil mounting groove.It is hollow that stitch installs main body, the winding slot that stitch installs main body is offered in the horizontal direction along the vertical direction, in winding slot, solderless wrapped connection has primary coil, making stitch install body cross-section is order font, stitch component is vertically inserted with in middle cavity, draw-in groove on stitch component above-below direction is in the vertical direction offered, and stitch installs winding slot formation crossing with the draw-in groove of the stitch component through hole in main body, passes for enamelled wire.Enamelled wire fixation, and realize conducting when stitch component inserts.
As preferably, install in main body at the stitch of elementary skeleton and offer winding slot, winding slot is parallel to each other, and is furnished with conducting projection in winding slot.Winding slot is parallel to each other, and conveniently offers and arranges primary coil.Conducting projection punctures enamelled wire crust thus realizes conducting.
As preferably, described conducting projection lays respectively in two winding slots, and one of them in two conducting projections is positioned at the upside of winding slot, and another one is positioned at the downside of another winding slot.In two winding slots, all arrange that conducting is protruding, greatly can improve on-state rate, and two conducting projections are not be positioned at same level, two conducting projections are not positioned at the same side and are not positioned at sustained height yet, because be provided with stitch in elementary skeleton, make primary coil can play a guiding and limit effect when importing and derive stitch, also primary coil can be made to have the possibility of encountering conducting projection in any direction simultaneously, according to be wound around primary coil move towards arrange that conducting is protruding, add conducting probability.Conducting projection can be one-body molded with wrapping post, also can be one-body molded with the support body of elementary skeleton.The line of two conducting projections and horizontal plane angle are acute angle, after coiling is shaping, even if coiling has loosening, also can increase conducting probability, too increase the fixing firmness to primary coil simultaneously.Also facilitate the layout of conducting projection.
As preferably, between two described winding slots, be provided with wrapping post.Utilize wrapping post as the separation of two winding slots, enhance the stability of winding slot.
As preferably, the stitch connecting portion that described stitch component comprises stitch main body and is connected with stitch main body, stitch main body offers the first draw-in groove and the second draw-in groove that are parallel to each other, the groove width of the first draw-in groove is less than the groove width of the second draw-in groove.The width of two draw-in grooves on stitch is also inconsistent, ensure that the effect of conducting, because a draw-in groove design is consistent with the external diameter of the enamelled wire as primary coil, another one draw-in groove is less than enamelled wire external diameter, when stitch is stuck on enamelled wire, even if the external diameter of enamelled wire slightly changes, also can ensure that the crust of enamelled wire necessarily can be cut by the little draw-in groove that groove width is less, thus realize conducting.And the draw-in groove of different groove width can also be suitable for the enamelled wire of various outer diameter, ensure that enamelled wire external diameter difference also can select different draw-in grooves to realize conducting.
As preferably, two draw-in grooves on described stitch component are open slot, and open slot comprises opening and link slot, and opening is "eight" shape, and opening and link slot joint are right angle transition.Stitch, when being assembled in elementary skeleton, being be inserted in the cavity of elementary skeleton downwards, in the process of insertion, scratching the crust of the enamelled wire be fixed on elementary skeleton.Therefore be "eight" shape at the opening part of draw-in groove, facilitate draw-in groove to snap onto outside enamelled wire, and the transition of opening and link slot place forms for right angle the crust that a wedge angle can scratch enamelled wire rapidly, thus realize conducting.
As preferably, the first draw-in groove is 0.75 ~ 1 with the groove width ratio of the second draw-in groove.Ensure the reliability of conducting.
Therefore, primary coil structure in ignition coil of the present utility model possesses following advantage: (1) arranges two winding slots, fixing more firm, magnet wire insulation layer is tentatively punctured, on stitch component, correspondence arranges two draw-in grooves, realize further puncturing, ensure absolute to puncture conducting; (2) stitch component adopts fluting to contact with the enamelled wire of primary coil, and instead of original welding, make component easy assembling disassembling and maintenance, mounting process is few, improves conducting possibility; (3) width of two clamp bar slots of stitch component is inconsistent, and the draw-in groove design that width is large is consistent with the external diameter of the enamelled wire as primary coil, thus ensure that conducting efficiency; (4) opening forming draw-in groove is that splayed facilitates enamelled wire to snap in, and opening and link slot are right angle transition, form a wedge angle and puncture enamelled wire epidermis, improve conduction property; (5) simultaneously, in the winding slot of two elementary skeletons, all conducting projection is set, and two conducting projections are not positioned in same level, can ensure that primary coil is at elementary skeleton internal fixtion firmness while raising conducting efficiency.
Accompanying drawing explanation
Fig. 1 is the installation front view of the primary coil structure in ignition coil of the present utility model.
Fig. 2 is the D-D cutaway view of Fig. 1.
Fig. 3 is the vertical view of Fig. 1.
Fig. 4 is the stereogram of the primary coil structure in ignition coil of the present utility model.
Fig. 5 is the longitudinal sectional view of Fig. 4.
Fig. 6 is elementary skeleton schematic diagram.
Fig. 7 is the cutaway view of Fig. 6.
Fig. 8 is the stereogram of stitch component.
Fig. 9 is the front view of stitch component.
Figure 10 is A place enlarged drawing in Fig. 9.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical scheme of utility model is described in further detail.
Embodiment:
As shown in Fig. 1 and 2 and 3, the primary coil structure in a kind of ignition coil, comprises stitch mounting structure 10 and the stitch component 9 of elementary skeleton.Stitch mounting structure 10 is positioned at one end of elementary skeleton 14, and one-body molded with elementary skeleton.Stitch mounting structure 10 comprises stitch and installs main body 18, and stitch installs main body 18 in hollow, and installing main body 18 center at stitch is cavity 17, is plugged with stitch component 9 in cavity 17.
As shown in Figures 6 and 7, four flank side surface forming stitch installation main body 18 are all possess certain thickness.Install in main body 18 at stitch and offer two winding slots 13 be parallel to each other, winding slot 13 vertical direction is offered.One-body molded between two winding slots 13 have a wrapping post 15.In two winding slots 13, solderless wrapped connection has the enamelled wire as primary coil 11, and enamelled wire takes the shape of the letter U layout, and enamelled wire is socketed on wrapping post 15, and the two ends of enamelled wire are laid out by two lower ending openings of winding slot.All one-body molded in each winding slot have a conducting projection 16, and conducting protruding 16 is isosceles triangle shape, and the top of conducting projection 16 is towards enamelled wire.Conducting projection 16 in the winding slot 13 of one of them is one-body molded on wrapping post 15, and the protruding 16 one-body molded bottom surfaces in stitch installation main body of the conducting in the winding slot of another one are formed on the cell wall of winding slot.Two guide protrusions 16 are positioned at different winding slot and highly also not identical, and line and the horizontal plane of two guide protrusions 16 acutangulate.
As shown in FIG. 8 and 9, the stitch connecting portion 2 that stitch component comprises stitch main body 1 and is connected with stitch main body 1, stitch connecting portion 2 is tortuous strip, and its shape is according to the changes in demand of the component be connected with outside, and stitch connecting portion 2 is connected with aerial lug.Stitch main body 1 is sheet, and the groove width that stitch main body 1 offers the first draw-in groove 4 and the second draw-in groove 3, first draw-in groove 4 be parallel to each other is less than the groove width of the second draw-in groove 3, and the groove width ratio of the first draw-in groove 4 and the second draw-in groove 3 is 0.85.The width of the second draw-in groove 3 designs according to the external diameter of the enamelled wire as primary coil of required clamping.First draw-in groove 4 and the second draw-in groove 3 are open slot, and as shown in Figure 10, open slot comprises opening 8 and link slot 7, and opening 8 is in "eight" shape, and opening 8 and link slot 7 joint are right angle 6 transition.
As shown in Figures 4 and 5, first in the winding slot of elementary skeleton stitch mounting structure 10, solderless wrapped connection has enamelled wire 11, enamelled wire is fixed and the primary of insulating barrier of enamelled wire is punctured, then stitch component 9 is inserted downwards by above the cavity of elementary skeleton, two draw-in grooves 12 of stitch component 9 aim at two enamelled wires 11 of solderless wrapped connection in winding slot 13, then clamping, opening due to open slot is splayed, enamelled wire is allowed to slide in link slot smoothly, but because the transition position of opening and link slot is right angle, thus form the crust that a sharp drift angle scratches enamelled wire, by stitch and the complete conducting of enamelled wire conductor circuit.
Claims (10)
1. the primary coil structure in an ignition coil, comprise the elementary skeleton of ignition coil, it is characterized in that: be provided with stitch mounting structure in one end of the elementary skeleton of ignition coil, stitch component is provided with in stitch mounting structure, two that described stitch mounting structure offers winding slots in the same way, correspondingly on described stitch component offer two draw-in grooves, two draw-in grooves are respectively the first draw-in groove and the second draw-in groove, winding slot formation primary coil corresponding with draw-in groove mounting groove.
2. the primary coil structure in ignition coil according to claim 1, it is characterized in that: described stitch mounting structure comprises stitch and installs main body, the center that stitch installs main body is provided with cavity, described stitch component is plugged in cavity, and winding slot and draw-in groove are mutually vertical forms primary coil mounting groove.
3. the primary coil structure in ignition coil according to claim 1, is characterized in that: install in main body at the stitch of elementary skeleton and offer winding slot, winding slot is parallel to each other, and is furnished with conducting projection in winding slot.
4. the primary coil structure in ignition coil according to claim 3, it is characterized in that: described conducting projection lays respectively in two winding slots, one of them in two conducting projections is positioned at the upside of winding slot, and another one is positioned at the downside of another winding slot.
5. the primary coil structure in the ignition coil according to Claims 1-4 any one, is characterized in that: be provided with wrapping post between two described winding slots.
6. the primary coil structure in the ignition coil according to Claims 1-4 any one, it is characterized in that: the stitch connecting portion that described stitch component comprises stitch main body and is connected with stitch main body, stitch main body offers the first draw-in groove and the second draw-in groove that are parallel to each other, the groove width of the first draw-in groove is less than the groove width of the second draw-in groove.
7. the primary coil structure in ignition coil according to claim 5, it is characterized in that: the stitch connecting portion that described stitch component comprises stitch main body and is connected with stitch main body, stitch main body offers the first draw-in groove and the second draw-in groove that are parallel to each other, the groove width of the first draw-in groove is less than the groove width of the second draw-in groove.
8. the primary coil structure in the ignition coil according to Claims 1-4 any one, it is characterized in that: two draw-in grooves on described stitch component are open slot, open slot comprises opening and link slot, and opening is "eight" shape, and opening and link slot joint are right angle transition.
9. the primary coil structure in ignition coil according to claim 7, it is characterized in that: two draw-in grooves on described stitch component are open slot, open slot comprises opening and link slot, and opening is "eight" shape, and opening and link slot joint are right angle transition.
10. the primary coil structure in the ignition coil according to Claims 1-4 any one, is characterized in that: the first draw-in groove is 0.75 ~ 1 with the groove width ratio of the second draw-in groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420855180.7U CN204424070U (en) | 2014-09-29 | 2014-12-30 | Primary coil structure in ignition coil |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420566972 | 2014-09-29 | ||
| CN2014205669722 | 2014-09-29 | ||
| CN201420855180.7U CN204424070U (en) | 2014-09-29 | 2014-12-30 | Primary coil structure in ignition coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204424070U true CN204424070U (en) | 2015-06-24 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410839201.0A Active CN104616873B (en) | 2014-09-29 | 2014-12-30 | Primary coil mounting structure in ignition coil |
| CN201420855180.7U Active CN204424070U (en) | 2014-09-29 | 2014-12-30 | Primary coil structure in ignition coil |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410839201.0A Active CN104616873B (en) | 2014-09-29 | 2014-12-30 | Primary coil mounting structure in ignition coil |
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| Country | Link |
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| CN (2) | CN104616873B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616873A (en) * | 2014-09-29 | 2015-05-13 | 浙江沃得尔科技有限公司 | Primary coil installation structure in ignition coil |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7393146B2 (en) | 2019-07-22 | 2023-12-06 | ダイヤゼブラ電機株式会社 | ignition coil device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7193497B2 (en) * | 2000-10-31 | 2007-03-20 | Delta Electronics Inc. | Ignition coil |
| CN201732882U (en) * | 2010-05-17 | 2011-02-02 | 江门市江海区汇聪电器厂 | Quick connecting terminal of LED board |
| JP5532083B2 (en) * | 2011-10-06 | 2014-06-25 | 株式会社デンソー | Ignition coil for internal combustion engine |
| CN202422983U (en) * | 2012-02-29 | 2012-09-05 | 瑞安市伟达汽车配件有限公司 | Ignition coil for automotive vehicle |
| CN202930184U (en) * | 2012-10-26 | 2013-05-08 | 北京慨尔康科技发展有限公司 | Joint of ignition coil |
| CN104616873B (en) * | 2014-09-29 | 2016-06-22 | 浙江沃得尔科技股份有限公司 | Primary coil mounting structure in ignition coil |
-
2014
- 2014-12-30 CN CN201410839201.0A patent/CN104616873B/en active Active
- 2014-12-30 CN CN201420855180.7U patent/CN204424070U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616873A (en) * | 2014-09-29 | 2015-05-13 | 浙江沃得尔科技有限公司 | Primary coil installation structure in ignition coil |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104616873A (en) | 2015-05-13 |
| CN104616873B (en) | 2016-06-22 |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Taizhou City, Zhejiang province 318000 Jiaojiang District Xinghe Road No. 66 Patentee after: ZHEJIANG WODELL TECHNOLOGY CO., LTD. Address before: Taizhou City, Zhejiang province 318000 Jiaojiang District Xinghe Road No. 66 Patentee before: ZHEJIANG WODELL TECHNOLOGY CO., LTD. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 318000 1st floor, building 1, No. 818, east section of Kaifa Avenue, Jiaojiang District, Taizhou City, Zhejiang Province Patentee after: Zhejiang Woder Technology Group Co.,Ltd. Address before: No. 66, Xinghe Road, Jiaojiang District, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG WODELL TECHNOLOGY Co.,Ltd. |