CN202797607U - High-energy spark plug - Google Patents
High-energy spark plug Download PDFInfo
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- CN202797607U CN202797607U CN201220371443.8U CN201220371443U CN202797607U CN 202797607 U CN202797607 U CN 202797607U CN 201220371443 U CN201220371443 U CN 201220371443U CN 202797607 U CN202797607 U CN 202797607U
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- transition electrode
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Abstract
The utility model provides a technology scheme of a high-energy spark plug. The high-energy spark plug comprises a metal housing and an insulating ceramic core arranged in the metal housing; a lateral electrode is connected with the metal housing; a central electrode is arranged in the insulating ceramic core; at least one transition electrode is arranged on the insulating ceramic core between the lateral electrode and the central electrode; the distance between the top end of a first-stage transition electrode and the top end of the central electrode is less than the distance between the two adjacent surfaces of the first-stage transition electrode and the central electrode; the top end of a secondary transition electrode is lower than the top end of the first-stage transition electrode; the distance between the top end of the secondary transition electrode and the adjacent surface of the first-stage transition electrode is less than the distance between the two adjacent surfaces of the secondary transition electrode and the first-stage transition electrode, and the same condition continues until a final-stage transition electrode; the top end of the lateral electrode is lower than the top end of the final-stage transition electrode; and the distance between the top end of the lateral electrode and the adjacent surface of the final-stage transition electrode is less than the distance between the two adjacent surfaces of the lateral electrode and the final-stage transition electrode.
Description
Technical field:
The utility model relates to a kind of for the accessory on the piston type gasoline engine, especially a kind of high-energy sparking plug.
Background technology:
In the prior art, the technical scheme that approaches the most with the utility model is, applied for by the applicant, and authorized the technical scheme of disclosed No. 200410035733.5 patents by Patent Office of State Intellectual Property Office, this patent discloses a kind of technical scheme of eccentric cascade sparking plug, this scheme has central electrode, transition electrode and lateral electrode, when plug ignition, between central electrode and the transition electrode, form two arcing fireballs between transition electrode and the lateral electrode, be conducive to the abundant burning of compressed combustion gas in the cylinder, improve the power performance of internal combustion engine, reduced the pollutant of discharging waste gas, improved reduction performance, simultaneously save again fuel, improved fuel saving.But, the centre of sphere of two arcing fireballs of this scheme all is on the same level face, because the radial dimension of spark plug is defined, it is impossible to enlarge sparking distance radially again or increase the quantity of fireball, this has just limited spark plug and has made the more clean-burning possibility of compressed combustion gas in the cylinder, and this is the existing weak point of prior art.
The utility model content:
Technical problem to be solved in the utility model, be exactly for the existing deficiency of prior art, and provide a kind of technical scheme of high-energy sparking plug, this scheme adopts the next stage transition electrode to be lower than the technical measures of upper level transition electrode, make the centre of sphere of arcing fireball become three-dimensional the distribution by horizontal distribution, under the condition that the spark plug radial dimension limits, still can increase the quantity of sparking distance and arcing fireball, make that compressed combustion gas can more abundant burning in the cylinder.
This programme is achieved by the following technical measures: high-energy sparking plug includes the insulated ceramic core in metal shell and the metal shell, be connected with lateral electrode with metal shell, central electrode is arranged in insulated ceramic core, insulated ceramic core between lateral electrode and central electrode has transition electrode, the characteristics of this programme are that described transition electrode has one at least, when only having a transition electrode, distance between the top of transition electrode and the top of central electrode is less than the distance of transition electrode and central electrode two adjacent surfaces, and the top of described lateral electrode is lower than the top of described transition electrode, and the distance between the top of lateral electrode and the transition electrode adjacent surface is less than the distance of lateral electrode and transition electrode two adjacent surfaces; When a plurality of transition electrode is arranged, distance between the top of chopped-off head transition electrode and the top of central electrode is less than the distance of chopped-off head transition electrode and central electrode two adjacent surfaces, the top of secondary transition electrode is lower than the top of described chopped-off head transition electrode, and the distance between the top of secondary transition electrode and the chopped-off head transition electrode adjacent surface is less than the distance of secondary transition electrode and chopped-off head transition electrode two adjacent surfaces; The top of level transition electrode is lower than the top of described secondary transition electrode again, top and the distance between the secondary transition electrode adjacent surface of level transition electrode are less than the distance of level transition electrode and secondary transition electrode two adjacent surfaces again again, and the top of next stage transition electrode like this all is lower than the top of upper level transition electrode until the final stage transition electrode; And the top of described lateral electrode is lower than the top of described final stage transition electrode, and the distance between the top of lateral electrode and the final stage transition electrode adjacent surface is less than the distance of lateral electrode and final stage transition electrode two adjacent surfaces.The concrete characteristics of this programme also have, and described central electrode stretches out the outer length of described insulated ceramic core between the 2-15 millimeter.The axis of the axis of described central electrode, the axis of described each transition electrode and described lateral electrode is on same straight line.Described central electrode and described each transition electrode dispersed placement on described insulated ceramic core.Described central electrode is or/and the top of described each transition electrode is crooked.Described central electrode is or/and the top cross section of described each transition electrode is rectangle.Described central electrode or/and the top end diameter of described each transition electrode greater than described central electrode or/and the diameter of described each transition electrode.
The beneficial effect of this programme can be learnt according to the narration to such scheme, because in this scheme, transition electrode has one at least, when only having a transition electrode, distance between the top of transition electrode and the top of central electrode is less than the distance of transition electrode and central electrode two adjacent surfaces, and the top of described lateral electrode is lower than the top of described transition electrode, and the distance between the top of lateral electrode and the transition electrode adjacent surface is less than the distance of lateral electrode and transition electrode two adjacent surfaces; When a plurality of transition electrode is arranged, distance between the top of chopped-off head transition electrode and the top of central electrode is less than the distance of chopped-off head transition electrode and central electrode two adjacent surfaces, the top of secondary transition electrode is lower than the top of described chopped-off head transition electrode, and the distance between the top of secondary transition electrode and the chopped-off head transition electrode adjacent surface is less than the distance of secondary transition electrode and chopped-off head transition electrode two adjacent surfaces; The top of level transition electrode is lower than the top of described secondary transition electrode again, top and the distance between the secondary transition electrode adjacent surface of level transition electrode are less than the distance of level transition electrode and secondary transition electrode two adjacent surfaces again again, and the top of next stage transition electrode like this all is lower than the top of upper level transition electrode until the final stage transition electrode; And the top of described lateral electrode is lower than the top of described final stage transition electrode, and the distance between the top of lateral electrode and the final stage transition electrode adjacent surface is less than the distance of lateral electrode and final stage transition electrode two adjacent surfaces.This structure, when spark plug sparking, the arcing fireball of next stage will be lower than upper level arcing fireball, the arrangement that makes the arcing fireball no longer is horizontal, and having become three-dimensional distribution, this just makes spark plug under the condition that the spark plug radial dimension limits, and still can increase the quantity of sparking distance and arcing fireball, make in the cylinder the compressed combustion gas can more abundant burning, further improved power performance, reduction performance and the fuel saving of internal combustion engine.This shows that the utility model compared with prior art has substantive distinguishing features and progress, the beneficial effect of its enforcement also is apparent.
Description of drawings:
Fig. 1 is the part sectional structure schematic diagram of the utility model embodiment.
Fig. 2 is that the top cross section of central electrode and each transition electrode is huge structural representation in the utility model embodiment.
Fig. 3 is that the top end diameter of central electrode and each transition electrode in the utility model embodiment is greater than the structural representation of the diameter of central electrode and each transition electrode.
Among the figure, 1 is first order transition electrode, and 2 is second level transition electrode, and 3 is lateral electrode, and 4 is insulated ceramic core, and 5 is metal shell, electrode centered by 6.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, below by an embodiment, and in conjunction with its accompanying drawing, this programme is set forth.
Can find out by accompanying drawing, the high-energy spark of this programme is plugged with the insulated ceramic core 4 in metal shell 5 and the metal shell 5, be connected with lateral electrode 3 with metal shell 5, central electrode 6 is arranged in insulated ceramic core 4, insulated ceramic core 4 between lateral electrode 3 and central electrode 6 has transition electrode, the described transition electrode of this programme has one at least, and this embodiment is that two transition electrodes are arranged, and is first order transition electrode 1 and second level transition electrode 2; Distance between the top of the top of first order transition electrode 1 and central electrode 6 is less than the distance of first order transition electrode 1 and 6 liang of adjacent surfaces of central electrode; The top of second level transition electrode 2 is lower than the top of described first order transition electrode 1, and the distance between the top of second level transition electrode 2 and first order transition electrode 1 adjacent surface is less than the distance of second level transition electrode 2 with 1 liang of adjacent surface of first order transition electrode; And the top of described lateral electrode 3 is lower than the top of described second level transition electrode 2, and the distance between the top of lateral electrode 3 and second level transition electrode 2 adjacent surfaces is less than the distance of lateral electrode 3 with second level transition electricity 2 utmost points two adjacent surfaces.Described central electrode 6 stretches out described insulated ceramic core 4 length outward between the 2-15 millimeter, and central electrode 6 length of this embodiment are 8 millimeters.The axis of the axis of the axis of the axis of described central electrode 6, described first order transition electrode 1, second level transition electrode 2 and described lateral electrode 3 is on same straight line.The top of described central electrode 6 is crooked to the top of described first order transition electrode 1, determines the arcing gap between central electrode 6 and the first order transition electrode 1.The top of described second level transition electrode 2 is extremely crooked to first order transition electricity 1, determines the arcing gap between first order transition electrode 1 and the second level transition electrode 2.The arcing gap between second level transition electrode 2 and the lateral electrode 3 is determined to 2 bendings of second level transition electrode in the top of described lateral electrode 3.The arcing gap also can be adopted cross section near the method for rectangle or adopt the diameter that strengthens each electrode tip to realize by the top of each electrode.
Claims (7)
1. high-energy sparking plug, include the insulated ceramic core in metal shell and the metal shell, be connected with lateral electrode with metal shell, central electrode is arranged in insulated ceramic core, insulated ceramic core between lateral electrode and central electrode has transition electrode, it is characterized in that: described transition electrode has one at least, when only having a transition electrode, distance between the top of transition electrode and the top of central electrode is less than the distance of transition electrode and central electrode two adjacent surfaces, and the top of described lateral electrode is lower than the top of described transition electrode, and the distance between the top of lateral electrode and the transition electrode adjacent surface is less than the distance of lateral electrode and transition electrode two adjacent surfaces; When a plurality of transition electrode is arranged, distance between the top of chopped-off head transition electrode and the top of central electrode is less than the distance of chopped-off head transition electrode and central electrode two adjacent surfaces, the top of secondary transition electrode is lower than the top of described chopped-off head transition electrode, distance between the top of secondary transition electrode and the chopped-off head transition electrode adjacent surface is less than the distance of secondary transition electrode and chopped-off head transition electrode two adjacent surfaces, the top of level transition electrode is lower than the top of described secondary transition electrode again, top and the distance between the secondary transition electrode adjacent surface of level transition electrode are less than the distance of grade transition electrode and secondary transition electrode two adjacent surfaces again again, so the top of next stage transition electrode all is lower than the top of upper level transition electrode until the final stage transition electrode, and the top of described lateral electrode is lower than the top of described final stage transition electrode, and the distance between the top of lateral electrode and the final stage transition electrode adjacent surface is less than the distance of lateral electrode and final stage transition electrode two adjacent surfaces.
2. spark plug according to claim 1 is characterized in that: described central electrode stretches out the outer length of described insulated ceramic core between the 2-15 millimeter.
3. spark plug according to claim 1 and 2, it is characterized in that: the axis of the axis of described central electrode, the axis of described each transition electrode and described lateral electrode is on same straight line.
4. spark plug according to claim 1 and 2 is characterized in that: described central electrode and described each transition electrode dispersed placement on described insulated ceramic core.
5. spark plug according to claim 1, it is characterized in that: described central electrode is or/and the top of described each transition electrode is crooked.
6. spark plug according to claim 1, it is characterized in that: described central electrode is or/and the top cross section of described each transition electrode is rectangle.
7. spark plug according to claim 1 is characterized in that: described central electrode or/and the top end diameter of described each transition electrode greater than described central electrode or/and the diameter of described each transition electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220371443.8U CN202797607U (en) | 2012-05-29 | 2012-07-20 | High-energy spark plug |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220244582 | 2012-05-29 | ||
| CN201220244582.4 | 2012-05-29 | ||
| CN201220371443.8U CN202797607U (en) | 2012-05-29 | 2012-07-20 | High-energy spark plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202797607U true CN202797607U (en) | 2013-03-13 |
Family
ID=47824793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220371443.8U Expired - Lifetime CN202797607U (en) | 2012-05-29 | 2012-07-20 | High-energy spark plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202797607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780160A (en) * | 2012-05-29 | 2012-11-14 | 张景明 | High energy spark plug |
-
2012
- 2012-07-20 CN CN201220371443.8U patent/CN202797607U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102780160A (en) * | 2012-05-29 | 2012-11-14 | 张景明 | High energy spark plug |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20140319 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130313 Effective date of abandoning: 20140319 |