CN204103250U - A kind of spark plug prevented stagnant combustion negative pole sparking unit and comprise this negative pole sparking unit - Google Patents
A kind of spark plug prevented stagnant combustion negative pole sparking unit and comprise this negative pole sparking unit Download PDFInfo
- Publication number
- CN204103250U CN204103250U CN201420590848.XU CN201420590848U CN204103250U CN 204103250 U CN204103250 U CN 204103250U CN 201420590848 U CN201420590848 U CN 201420590848U CN 204103250 U CN204103250 U CN 204103250U
- Authority
- CN
- China
- Prior art keywords
- negative pole
- spark
- housing
- sparking unit
- pole sparking
- 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 - Lifetime
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 13
- 239000012212 insulator Substances 0.000 claims description 17
- 230000014759 maintenance of location Effects 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Landscapes
- Spark Plugs (AREA)
Abstract
The utility model discloses a kind of negative pole sparking unit, comprise housing and overhead gage, described overhead gage is installed in housing upper, and described housing is or/and overhead gage is provided with at least one steam vent; The lower, transverse of described housing is provided with ring bodies, and this ring bodies is fixed on the bottom of housing by connecting portion; It is the anti-stagnant combustion chamber of hollow in housing between described overhead gage and ring bodies.No longer there is stagnant combustion phenomenon in the utility model spark plug, can effectively improve power more than 5%.
Description
Technical field
The utility model relates to the field of spark plugs of automobile, particularly relates to a kind of spark plug prevented stagnant combustion negative pole sparking unit and comprise this negative pole sparking unit.
Background technology
Shown in Figure 1, China Patent No. be 201320592082.4 " a kind of spark plug " disclose a kind of spark plug 200, comprise spark-plug shell 201, insulator 202 and contre electrode 203;
Cavity 204 is established in described spark-plug shell 201, described insulator 202 is installed in bottom in cavity 204, described contre electrode 203 is covered by insulator 202, and it is exposed in the cavity 204 of spark-plug shell 201 that described contre electrode 203 upper top extension passes insulator 202; Described insulator 202 can adopt the material of high thermal conductivity, as sintered alumina ceramic material manufactures;
Be provided with negative pole sparking unit 205 above described contre electrode 203, described negative pole sparking unit is cylindric, and cavity 204 inwall of the lower edge of described negative pole sparking unit 205 is provided with retention device 206; The upper edge reducing of cavity 204 is bent to form limiting section 207, and described negative pole sparking unit 205 is fixed between limiting section 207 and retention device 206; Described negative pole sparking unit 205 is evenly provided with the steam vent 208 of 4 longitudinal direction through negative pole sparking unit 205; The area of described steam vent 208 accounts for 40% of negative pole sparking unit 205 area of section.Described contre electrode 203 is greater than the minimum distance of contre electrode 203 to negative pole sparking unit 205 to the minimum distance of cavity 204 wall;
Described negative pole sparking unit 205 adopts electric conducting material, such as copper, iron and steel or nickel etc., best selection is, the material that negative pole sparking unit 205 adopts and spark-plug shell 201 is same, can ensure that negative pole sparking unit 205 and spark-plug shell 201 have the same coefficient of expansion like this, ensure that being fixedly unlikely between negative pole sparking unit 205 and spark-plug shell 201 is moved.
There is following defect in above-mentioned spark plug: contre electrode and negative pole strike sparks unit after sparking, and spark plug has stagnant combustion phenomenon.After so-called stagnant combustion refers to igniting, there is the phenomenon of delay from the spark ignition fuel oil of spark plug ejection.
Utility model content
First technical problem to be solved in the utility model is to provide a kind of negative pole sparking unit.The redesign of this negative pole sparking unit, the deficiency just for above-mentioned patent proposes; By the improvement to existing negative pole sparking unit, effectively can solve the stagnant combustion phenomenon of spark plug, and can effectively improve power more than 5%.
Second technical problem to be solved in the utility model is to provide a kind of spark plug comprising above-mentioned negative pole sparking unit.No longer there is stagnant combustion phenomenon in this spark plug, can effectively improve power more than 5%.
For solving above-mentioned first technical problem, the utility model adopts following technical scheme:
A kind of negative pole sparking unit, comprise housing and overhead gage, described overhead gage is installed in housing upper, and described housing is or/and overhead gage is provided with at least one steam vent; The lower, transverse of described housing is provided with ring bodies, and this ring bodies is fixed on the bottom of housing by connecting portion; It is the anti-stagnant combustion chamber of hollow in housing between described overhead gage and ring bodies.
Preferably, described housing and overhead gage are formed in one structure.This contributes to the quantity reducing mould, reduces manufacturing cost, also contributes to ensureing casing rigidity.
Preferably, the top, lower end of described housing is provided with step trough, and described ring bodies is fixed in step trough by connecting portion.
Preferably, the steam vent on described housing is evenly arranged in housing upper annular, and the steam vent on housing is provided with 3-8.Effect and the function of aforementioned structure are: after plug ignition, and flame both from the steam vent ejection overhead gage, also can spray from housing upper side, formed approximate flame ball, thus easier igniter motor.
Preferably, the steam vent on described overhead gage establishes 2-8.
For solving above-mentioned second technical problem, a kind of spark plug comprising above-mentioned negative pole sparking unit of the utility model, comprises spark-plug shell, insulator and contre electrode; Establish cavity in described spark-plug shell, described insulator is installed in bottom in cavity, and described contre electrode is wrapped by the insulator, and it is exposed in the cavity of spark-plug shell that described contre electrode upper top extension passes insulator; Arrange negative pole sparking unit above described contre electrode, this negative pole sparking unit is fixed on the cavity wall of spark-plug shell; Described contre electrode top, through in the middle part of ring bodies, is sparking distance between described contre electrode top to ring bodies inner edge.Also the distance namely between described contre electrode top to ring bodies inwall than contre electrode top to little to spark plug cavity wall, also than contre electrode top to negative pole strike sparks unit overhead gage between distance little.
Preferably, when the housing of negative pole sparking unit is provided with steam vent, the respective row pore position of spark-plug shell is provided with intercommunicating pore.This set just can make the steam vent on shell lead to outside spark plug.
Preferably, described negative pole sparking unit adopts the electric conducting material identical with spark-plug shell.
Preferably, cylindrically, the spark-plug shell inwall of the lower edge of described negative pole sparking unit is provided with retention device to described negative pole sparking unit; The upper edge reducing of spark-plug shell is bent to form limiting section, and described negative pole sparking unit is fixed between limiting section and retention device.
Preferably, the area of described steam vent accounts for the 35-55% of negative pole sparking unit area of section.
The beneficial effects of the utility model are as follows:
In sum, no longer there is stagnant combustion phenomenon in the utility model spark plug, can effectively improve power more than 5%.
Accompanying drawing explanation
Fig. 1 is the structural representation of existing spark plug;
Fig. 2 the utility model embodiment 1 negative pole sparking unit section schematic diagram;
Fig. 3 is the overhead gage cross section structure schematic diagram of steam vent when being set to 4;
Fig. 4 is the overhead gage cross section structure schematic diagram of steam vent when being set to 3;
Fig. 5 is the overhead gage cross section structure schematic diagram of steam vent when being set to 7;
Fig. 6 the utility model embodiment 2 negative pole sparking unit section schematic diagram;
Fig. 7 is the utility model embodiment 3 spark plug configuration schematic diagram;
Fig. 8 is the utility model embodiment 4 spark plug configuration schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Embodiment 1
Shown in Figure 2, a kind of negative pole sparking unit 10, comprise housing 11 and overhead gage 12, described overhead gage 12 is installed in housing 11 top, and described overhead gage 12 is provided with at least 4 steam vents 13; The lower, transverse of described housing 11 is provided with ring bodies 14, and this ring bodies 14 is fixed on the bottom of housing 11 by connecting portion 15; It is the anti-stagnant combustion chamber 16 of hollow in housing between described overhead gage 12 and ring bodies 14;
Further, described housing 11 and overhead gage 12 are formed in one structure; This contributes to the quantity reducing mould, reduces manufacturing cost, also contributes to ensureing casing rigidity.
Shown in Fig. 4 and Fig. 5, steam vent is respectively equipped with 3 and 7.
Embodiment 2
Shown in Figure 6, repeat embodiment 1, its difference is: the top, lower end of described housing 11 is provided with step trough 17, and described ring bodies 14 is fixed in step trough 17 by connecting portion 15.
Embodiment 3
Shown in Figure 7, a kind of spark plug comprising negative pole sparking unit described in embodiment 1, comprises spark-plug shell 201, insulator 202 and contre electrode 203; Cavity 204 is established in described spark-plug shell 201, described insulator 202 is installed in bottom in cavity 204, described contre electrode 203 is covered by insulator 202, and it is exposed in the cavity 204 of spark-plug shell 201 that described contre electrode 203 upper top extension passes insulator 202; Arrange negative pole sparking unit 10 above described contre electrode 203, this negative pole sparking unit 10 is fixed on cavity 204 wall of spark-plug shell 201; Described contre electrode 203 top, through in the middle part of ring bodies 14, is sparking distance between described contre electrode 203 top to ring bodies 14 inner edge.Also the distance namely between described contre electrode 203 top to ring bodies 203 inwall is less to arriving spark plug cavity wall than contre electrode 203 top, also than contre electrode 203 top to negative pole strike sparks unit overhead gage 12 between distance little.
Further, described negative pole sparking unit 10 adopts the electric conducting material identical with spark-plug shell 201, such as copper, iron and steel, aluminium or nickel etc.
Further, cylindrically, spark-plug shell 201 inwall of the lower edge of described negative pole sparking unit 10 is provided with retention device 206 to described negative pole sparking unit 10; The upper edge reducing of spark-plug shell 201 is bent to form limiting section 207, and described negative pole sparking unit 10 is fixed between limiting section 207 and retention device 206.
Further, the area of described steam vent 13 accounts for the 35-55% of negative pole sparking unit area of section.
Embodiment 4
Shown in Figure 8, repeat embodiment 3, its difference is: the housing upper of described negative pole sparking unit 10 is provided with 3-8 steam vent 13, and steam vent 13 is evenly arranged in housing upper annular; And the relative steam vent position of spark-plug shell 201 is provided with intercommunicating pore 208.
The word in description orientation adopted herein " on ", D score, "left", "right" etc. are all convenience in order to illustrate based on the orientation in accompanying drawing shown in drawing, in actual device, these orientation may be different due to the disposing way of device.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here cannot give exhaustive to all execution modes.Every belong to the technical solution of the utility model the apparent change of extending out or variation be still in the row of protection range of the present utility model.
Claims (10)
1. a negative pole sparking unit, it is characterized in that: comprise housing and overhead gage, described overhead gage is installed in housing upper, and described housing is or/and overhead gage is provided with at least one steam vent; The lower, transverse of described housing is provided with ring bodies, and this ring bodies is fixed on the bottom of housing by connecting portion; It is the anti-stagnant combustion chamber of hollow in housing between described overhead gage and ring bodies.
2. a kind of negative pole sparking unit according to claim 1, is characterized in that: described housing and overhead gage are formed in one structure.
3. a kind of negative pole sparking unit according to claim 1, is characterized in that: the top, lower end of described housing is provided with step trough, and described ring bodies is fixed in step trough by connecting portion.
4. a kind of negative pole sparking unit according to claim 1, is characterized in that: the steam vent on described housing is evenly arranged in housing upper annular, and the steam vent on housing is provided with 3-8.
5. a kind of negative pole sparking unit according to claim 1, is characterized in that: the steam vent on described overhead gage is provided with 2-8.
6. comprise a spark plug for arbitrary negative pole sparking unit in claim 1-5, comprise spark-plug shell, insulator and contre electrode; Establish cavity in described spark-plug shell, described insulator is installed in bottom in cavity, and described contre electrode is wrapped by the insulator, and it is exposed in the cavity of spark-plug shell that described contre electrode upper top extension passes insulator; It is characterized in that: arrange negative pole sparking unit above described contre electrode, this negative pole sparking unit is fixed on the cavity wall of spark-plug shell; Described contre electrode top, through in the middle part of ring bodies, is sparking distance between described contre electrode top to ring bodies inner edge.
7. spark plug according to claim 6, is characterized in that: when the housing of negative pole sparking unit is provided with steam vent, the respective row pore position of spark-plug shell is provided with intercommunicating pore.
8. spark plug according to claim 6, is characterized in that: described negative pole sparking unit adopts the electric conducting material identical with spark-plug shell.
9. spark plug according to claim 6, is characterized in that: cylindrically, the spark-plug shell inwall of the lower edge of described negative pole sparking unit is provided with retention device to described negative pole sparking unit; The upper edge reducing of spark-plug shell is bent to form limiting section, and described negative pole sparking unit is fixed between limiting section and retention device.
10. spark plug according to claim 6, is characterized in that: the area of described steam vent accounts for the 35-55% of negative pole sparking unit area of section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420590848.XU CN204103250U (en) | 2014-10-13 | 2014-10-13 | A kind of spark plug prevented stagnant combustion negative pole sparking unit and comprise this negative pole sparking unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420590848.XU CN204103250U (en) | 2014-10-13 | 2014-10-13 | A kind of spark plug prevented stagnant combustion negative pole sparking unit and comprise this negative pole sparking unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204103250U true CN204103250U (en) | 2015-01-14 |
Family
ID=52271651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420590848.XU Expired - Lifetime CN204103250U (en) | 2014-10-13 | 2014-10-13 | A kind of spark plug prevented stagnant combustion negative pole sparking unit and comprise this negative pole sparking unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204103250U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119144A (en) * | 2015-08-28 | 2015-12-02 | 柳孟柱 | Novel spark plug |
| WO2016058494A1 (en) * | 2014-10-13 | 2016-04-21 | 刘振宇 | Flame retarding proof negative electrode sparking unit and sparking plug comprising the negative electrode sparking unit |
-
2014
- 2014-10-13 CN CN201420590848.XU patent/CN204103250U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016058494A1 (en) * | 2014-10-13 | 2016-04-21 | 刘振宇 | Flame retarding proof negative electrode sparking unit and sparking plug comprising the negative electrode sparking unit |
| CN105576505A (en) * | 2014-10-13 | 2016-05-11 | 刘振宇 | Anti-ignition-delay cathode ignition unit and spark plug comprising the same |
| CN105119144A (en) * | 2015-08-28 | 2015-12-02 | 柳孟柱 | Novel spark plug |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204103250U (en) | A kind of spark plug prevented stagnant combustion negative pole sparking unit and comprise this negative pole sparking unit | |
| CN201518387U (en) | Spark plug cover | |
| CN105576505A (en) | Anti-ignition-delay cathode ignition unit and spark plug comprising the same | |
| CN201937165U (en) | Bow-shaped multi-point dazzle fire side electrode spark plug | |
| CN201061082Y (en) | Sparking plug of internal combustion engine | |
| CN105429005A (en) | Improved sparking plug for motorcycle engine | |
| WO2015043402A3 (en) | Spark plug | |
| CN102780160B (en) | High energy spark plug | |
| CN103427337A (en) | Sparking plug of ethyl alcohol-gasoline flexible fuel engine | |
| CN205282837U (en) | Automobile -used porous multi -purpose cigar lighter | |
| CN102709816A (en) | Closed type igniter | |
| CN105305232A (en) | Protruding closed type sparking plug with epitaxial central electrode and multiple electrode points | |
| CN100530869C (en) | Sparking plug with full-ceramic electrically-heated body as center electrode | |
| CN204835210U (en) | Open car spark plug | |
| CN206712221U (en) | The spark plug of automatic decarbonizing | |
| JP5604392B2 (en) | Spark plug | |
| CN206163898U (en) | Spark plug | |
| CN203607671U (en) | Multi-gap spark plug | |
| CN206412636U (en) | A kind of motorcycle spark plug | |
| CN203135215U (en) | Low-temperature staring electronic spark plug | |
| CN204361482U (en) | Multinuclear high energy 360 ° of ignition spark plugs | |
| CN204809640U (en) | Surrounding type car spark plug | |
| CN204577841U (en) | A kind of multipole point automobile spark plug | |
| CN203367746U (en) | Spark plug | |
| CN103647218B (en) | Multigap plug |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150114 |