CN103166128A - Thermal etching proof energy-saving spark plug - Google Patents
Thermal etching proof energy-saving spark plug Download PDFInfo
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- CN103166128A CN103166128A CN 201110428233 CN201110428233A CN103166128A CN 103166128 A CN103166128 A CN 103166128A CN 201110428233 CN201110428233 CN 201110428233 CN 201110428233 A CN201110428233 A CN 201110428233A CN 103166128 A CN103166128 A CN 103166128A
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Abstract
Provided is a thermal etching proof energy-saving spark plug. A heat conductive unit which is arranged in the range of the influence of an electrode heat effect at the inner portion of an air cylinder conducts high temperature energy to a small size steamer, the operation of an electromagnetic converter is driven by the steamer, the steamer provides extra electric power for a vehicle circuit, the distance between an electrode and a copper core adopts a 0.25 millimeter micro gap, the electricity discharge area is allocated in the range of 0.1-0.92 millimeter, the electrode adopts nickel-cadmium alloy metal materials, an insulating magnetic core adopts high hardness silicon carbide materials, a central electrode penetrates through an insulator, the wiring nut of the central electrode is connected with high tension wires which come from a distributor, and high pressure electricity emits sparks and ignites gas mixture by entering ground through the micro gap. The thermal etching proof energy-saving spark plug has the advantages that a micro gap electrode spark plug can maintain consecutive ignition under the condition of constant voltage, enable fuels to exert more than 95% energy efficiency, compared with a traditional fire nozzle, the anticorrosion performance and the oxidation resistance of the nickel-cadmium alloy metal materials are 8-10 times, and the service life can reach 3-5years.
Description
Technical field
The present invention relates to a kind of spark plug, especially a kind of high resistance spark plug.
Background technology
The effect of spark plug is that the high-tension electricity (more than 10,000 volts) that ignition coil is produced is introduced cylinder, produces the spark ignition gaseous mixture between the gap of sparking-plug electrode.The operational environment of spark plug is very severe, and the spark plug of the logical four-stroke gasoline engine of the Daepori of take is example, and when induction stroke, temperature only has 60 ℃, pressure 90KPa; And, when ignition, temperature can rise to 3000 ℃ moment, pressure reaches 4000KPa; The alternating frequency of this rapid heat cycle is very high, is not that general material can be dealt with, and also will guarantee insulation property, therefore also just very harsh to the material requirements of spark plug.
The spark plug key component is insulator, if insulator is inoperative, high-tension electricity will " cut corner " and enter ground without the two poles of the earth, causes the no-spark phenomenon.The insulator of spark plug must have good mechanical performance and high voltage withstanding, high temperature resistant impact, the ability of resistance to chemical attack, and common spark plug to be adopted and take aluminium oxide and make as basic pottery.The size of spark plug is that the whole world is unified, can be general on any automobile, but because the petrol engine type is had any different, so spark plug also can divide two kinds of fundamental types, cold mould and patterns of fever are arranged.Cold mould and pattern of fever are comparatively speaking, and it has reflected the thermal characteristics performance of spark plug.Spark plug will have suitable temperature could work well, does not have carbon deposit ability working properly.Facts have proved when spark plug insulator remains on 500-600 ℃ of temperature, drop on oil droplet on insulator immediately burning-off can not form carbon deposit, can pre-ignition higher than this temperature, lower than this temperature, carbon deposit is arranged.Temperature on different engines can be different, and the designer solves this contradiction with regard to the length of utilizing insulator tip.The short heating surface area in some skirt section is little, rapid heat dissipation, so the skirt section temperature is low, is called soft plug, is applicable to the high-power engine of high speed and high pressure contracting ratio; The elongated heating surface area in some skirt section is large, and heat radiation is slow, so the skirt section temperature is high, is called hot (spark)plug.
Summary of the invention
In order to overcome, existing spark plug is perishable, the shortcoming of oxidation and drawback, the object of the present invention is to provide a kind of anticorrosive, be difficult for oxidized spark plug safeguard.
A kind of anti-heat etching energy-saving spark plug, it is characterized in that: anti-heat etching energy-saving spark plug is comprised of shell, terminal, insulation magnetic core, copper core and electrode, wherein, in the scope of cylinder interior electrode thermal effect impact, heat-conducting unit is set high temperature energy is guided to jack engine, steam engine drives the operation of electromagnetic transducer, for automobile circuit increases additional electrical energy, the clearance distance of electrode and copper core adopts the 0.25mm microgap, and machining area is configured in 0.1-0.9
2between mm, electrode adopts the nickel-cadmium metal material, the insulation magnetic core adopts the high rigidity silicon carbide material, and metal shell is threaded, for being screwed into cylinder, insulator is housed in housing, central electrode connects in insulator, and the wiring nut of central electrode upper end connects the high-tension bus-bar of coming from distributor cap, and the lower surface of housing is welded with grounding electrode, the gap that the 0.6-1.0 millimeter is arranged between central electrode and grounding electrode, high-tension electricity through this gap spark ignition gaseous mixture of will setting out out with entering.
The invention has the beneficial effects as follows, the microgap electrode spark plug can keep constant ignition under the condition of voltage constant, can make the efficiency of fuel performance more than 95%, and the anticorrosive and antioxygenic property of nickel-cadmium metal material is 8-10 times of traditional nozzles, life-span can reach 3-5, is applicable to Subaru, and Volvo indicates 307,206, the east wind Citreen, the blue enlightening of lattice, dagger-axe indigo plant, Soveran, grace, Yumsun MVP, the sounds of nature, the new sounds of nature, Vios, the Prado import, firm determination, the vehicles such as overbearing 4.0L.
Embodiment
Below in conjunction with case study on implementation, the present invention is further described.
The effect of spark plug is that the high-tension electricity (more than 10,000 volts) that ignition coil is produced is introduced cylinder, produces the spark ignition gaseous mixture between the gap of sparking-plug electrode.The operational environment of spark plug is very severe, and the spark plug of the logical four-stroke gasoline engine of the Daepori of take is example, and when induction stroke, temperature only has 60 ℃, pressure 90KPa; And, when ignition, temperature can rise to 3000 ℃ moment, pressure reaches 4000KPa; The alternating frequency of this rapid heat cycle is very high, is not that general material can be dealt with, and also will guarantee insulation property, therefore also just very harsh to the material requirements of spark plug.
Insulator and the large part of metal shell two are arranged: metal shell is threaded, for being screwed into cylinder; Insulator is housed in housing, and its inside is connecting a central electrode, there is the wiring nut central electrode upper end, connects the high-tension bus-bar of coming from distributor cap; Lower surface at housing is welded with grounding electrode, and the gap of 0.6-1.0 millimeter is arranged between central electrode and grounding electrode, and high-tension electricity through this gap spark ignition gaseous mixture of will setting out out with entering.The spark plug key component is insulator, if insulator is inoperative, high-tension electricity will " cut corner " and enter ground without the two poles of the earth, causes the no-spark phenomenon.The insulator of spark plug must have good mechanical performance and high voltage withstanding, high temperature resistant impact, the ability of resistance to chemical attack, and common spark plug to be adopted and take aluminium oxide and make as basic pottery.The size of spark plug is that the whole world is unified, can be general on any automobile, but because the petrol engine type is had any different, so spark plug also can divide two kinds of fundamental types, cold mould and patterns of fever are arranged.Cold mould and pattern of fever are comparatively speaking, and it has reflected the thermal characteristics performance of spark plug.Spark plug will have suitable temperature could work well, does not have carbon deposit ability working properly.Facts have proved when spark plug insulator remains on 500-600 ℃ of temperature, drop on oil droplet on insulator immediately burning-off can not form carbon deposit, can pre-ignition higher than this temperature, lower than this temperature, carbon deposit is arranged.Temperature on different engines can be different, and the designer solves this contradiction with regard to the length of utilizing insulator tip.The short heating surface area in some skirt section is little, rapid heat dissipation, so the skirt section temperature is low, is called soft plug, is applicable to the high-power engine of high speed and high pressure contracting ratio; The elongated heating surface area in some skirt section is large, and heat radiation is slow, so the skirt section temperature is high, is called hot (spark)plug, is applicable to the low-powered engine of middle low speed low compression ratio.
The insulation magnetic core adopts the high rigidity silicon carbide material, hardness is high, stable chemical nature, the Mohs' hardness of carborundum is 9.2, is only second to diamond, cubic boron nitride and boron carbide in abrasive material higher than corundum, density is commonly considered as 3.20 grams/millimeter 3, the natural packing density of its silicon carbide abrasive is between 1.2--1.6 gram/millimeter 3, and proportion is 3.20～3.25, and mechanical strength is large, the resistance amount is high, insulation magnetic core material according to the invention requirement.
Electrode adopts four thin electrodes, and igniting is reliable, and gap does not need frequent adjustment, is that the strong ignition ability of spark is good, at severe cold season, also can guarantee engine starting reliably rapidly, and heat rating is wider, can meet multiple use, is applicable to the electrode requirement of spark plug of the present invention.
Electrode adopts the nickel-cadmium metal material, there is high temperature insulating, heat-resisting erosion, the characteristics such as anticorrosive, anticorrosive and the antioxygenic property of nickel-cadmium metal material is 8-10 times of traditional nozzles, can reach 3-5 the useful life be configured in general compact-type automobile fuel oil cylinder, meets the requirement of the present invention to electrode material.
Claims (5)
1. an anti-heat etching energy-saving spark plug, it is characterized in that: anti-heat etching energy-saving spark plug is comprised of shell, terminal, insulation magnetic core, copper core and electrode, wherein, in the scope of cylinder interior electrode thermal effect impact, heat-conducting unit is set high temperature energy is guided to jack engine, steam engine drives the operation of electromagnetic transducer, for automobile circuit increases additional electrical energy, the clearance distance of electrode and copper core adopts the 0.25mm microgap, and machining area is configured in 0.1-0.9
2between mm, electrode adopts the nickel-cadmium metal material, the insulation magnetic core adopts the high rigidity silicon carbide material, and metal shell is threaded, for being screwed into cylinder, insulator is housed in housing, central electrode connects in insulator, and the wiring nut of central electrode upper end connects the high-tension bus-bar of coming from distributor cap, and the lower surface of housing is welded with grounding electrode, the gap that the 0.6-1.0 millimeter is arranged between central electrode and grounding electrode, high-tension electricity through this gap spark ignition gaseous mixture of will setting out out with entering.
2. require described anti-heat etching energy-saving spark plug according to right 1, the magnetic core that it is characterized in that insulating adopts the high rigidity silicon carbide material, hardness is high, stable chemical nature, the Mohs' hardness of carborundum is 9.2, be only second to diamond, cubic boron nitride and boron carbide higher than corundum in abrasive material, density is commonly considered as 3.20 grams/millimeter 3, between the natural packing density 1.2--1.6 gram of its silicon carbide abrasive/millimeter 3, proportion is 3.20～3.25, mechanical strength is large, and the resistance amount is high, insulation magnetic core material according to the invention requirement.
3. require described anti-heat etching energy-saving spark plug according to right 1, it is characterized in that electrode adopts four thin electrodes, igniting is reliable, gap does not need frequent adjustment, be that the strong ignition ability of spark is good, at severe cold season, also can guarantee engine starting reliably rapidly, heat rating is wider, can meet multiple use, be applicable to the electrode requirement of spark plug of the present invention.
4. require described anti-heat etching energy-saving spark plug according to right 1, it is characterized in that electrode adopts the nickel-cadmium metal material, there is high temperature insulating, heat-resisting erosion, the characteristics such as anticorrosive, anticorrosive and the antioxygenic property of nickel-cadmium metal material is 8-10 times of traditional nozzles, can reach 3-5 the useful life be configured in general compact-type automobile fuel oil cylinder, meets the requirement of the present invention to electrode material.
5. require described anti-heat etching energy-saving spark plug according to right 1, it is characterized in that the clearance distance of electrode and copper core adopts the 0.25mm microgap, machining area is configured in 0.1-0.9
2between mm, the microgap electrode spark plug can keep constant ignition under the condition of voltage constant, can make the efficiency of fuel performance more than 95%, clearance distance requirement according to the invention.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110428233 CN103166128A (en) | 2011-12-19 | 2011-12-19 | Thermal etching proof energy-saving spark plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110428233 CN103166128A (en) | 2011-12-19 | 2011-12-19 | Thermal etching proof energy-saving spark plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103166128A true CN103166128A (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110428233 Pending CN103166128A (en) | 2011-12-19 | 2011-12-19 | Thermal etching proof energy-saving spark plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103166128A (en) |
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2011
- 2011-12-19 CN CN 201110428233 patent/CN103166128A/en active Pending
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130619 |