CN214899330U - Easy-to-start spark plug - Google Patents
Easy-to-start spark plug Download PDFInfo
- Publication number
- CN214899330U CN214899330U CN202120998697.1U CN202120998697U CN214899330U CN 214899330 U CN214899330 U CN 214899330U CN 202120998697 U CN202120998697 U CN 202120998697U CN 214899330 U CN214899330 U CN 214899330U
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- CN
- China
- Prior art keywords
- spark plug
- fixedly connected
- plug main
- ceramic body
- main 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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- 239000000919 ceramic Substances 0.000 claims abstract description 31
- 239000002184 metal Substances 0.000 claims abstract description 21
- 239000012212 insulator Substances 0.000 claims description 9
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 7
- 229920002530 polyetherether ketone Polymers 0.000 claims description 7
- 239000011521 glass Substances 0.000 claims description 6
- 239000004020 conductor Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 9
- 229910052799 carbon Inorganic materials 0.000 abstract description 9
- 238000012856 packing Methods 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 238000010891 electric arc Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001629 suppression Effects 0.000 description 3
- 238000010892 electric spark Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009296 electrodeionization Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
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- Spark Plugs (AREA)
Abstract
The utility model discloses a novel spark plug who easily starts, including spark plug main part, binding post, insulating casing and ceramic body skirt portion, the outside of spark plug main part is provided with metal casing, and the bottom fixedly connected with threaded connection section of spark plug main part, the intermediate position fixedly connected with inner packing ring of spark plug main part, the top of spark plug main part is provided with binding post, insulating casing's inside is provided with ceramic body skirt portion, and the inside both sides of ceramic body skirt portion all are provided with annular gap. The utility model discloses a reducing step of center electrode bottom design makes it form an annular slot with ceramic body skirt section after the assembly, forms the carbon deposit at even make center electrode and ceramic body skirt section, because the electric leakage phenomenon can not appear because of flashover creepage yet in the existence of annular gap, optimizes the structure of spark plug ignition end simultaneously to improve engine cold start performance and carbon deposit problem, also avoided engine low-speed preignition or catching fire.
Description
Technical Field
The utility model relates to a spark plug technical field specifically is a novel spark plug who easily starts.
Background
The spark plug is commonly called as a fire nozzle, and has the functions of discharging pulse high-voltage electricity sent by a high-voltage wire, breaking down air between two electrodes of the spark plug, generating electric sparks to ignite mixed gas in a cylinder, leading ten thousand volts of high-voltage electricity into a combustion chamber, generating electric sparks to ignite the mixed gas, and matching with an ignition system and an oil supply system to enable an engine to work, so that the performance of the engine is determined to a great extent, and the existing spark plug has a plurality of problems in the use process, and the specific problems are as follows:
1. the existing spark plug has poor insulation property in the using process, and electric arcs are easy to generate to cause electricity leakage;
2. the existing spark plug has larger ignition distance in the using process, so that the ignition rate is lower;
3. the existing spark plug is easily filled with carbon deposition during the use process, and is also easy to cause low-speed pre-ignition or fire catching of an engine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an easy novel spark plug who starts to the insulating nature that proposes in solving above-mentioned background art is relatively poor, and the ignition distance is great, is filled the scheduling problem by the carbon deposit easily.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an easy novel spark plug who starts, includes spark plug main part, binding post, insulating casing and ceramic body skirt portion, the outside of spark plug main part is provided with metal casing, and the bottom fixedly connected with threaded connection section of spark plug main part, the intermediate position fixedly connected with inner gasket of spark plug main part, and the inside one side fixedly connected with seal gasket that is close to inner gasket of spark plug main part, the top of spark plug main part is provided with binding post, and the bottom fixedly connected with insulating casing of spark plug main part, insulating casing's inside is provided with ceramic body skirt portion, and the inside both sides of ceramic body skirt portion all are provided with annular gap.
Preferably, a peek resin layer is disposed at an intermediate position in the spark plug body, and a metal screw is disposed in the peek resin layer.
Preferably, the middle position of the metal screw is provided with resistance powder, and the bottom end of the metal screw is provided with conductor glass.
Preferably, a ceramic insulator is provided inside the spark plug body, and a plurality of groove-like ripples are provided at equal intervals on a tip end outside the ceramic insulator.
Preferably, one side of the bottom end of the insulating shell is fixedly connected with a side electrode, and a connecting gasket is fixedly connected to the middle position inside the insulating shell.
Preferably, the inside of the ceramic body skirt is fixedly connected with a central electrode, and the bottom end of the central electrode is fixedly connected with an electrode connecting column.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this kind of novel spark plug who easily starts, through interior packing ring and the seal gasket that sets up at the inside intermediate position of spark plug main part, great enhancement the sealing performance between each part of spark plug, be equipped with conductor glass between metal screw and the central electrode, can bear the high pressure that the mist burning produced, sealing performance has been guaranteed simultaneously, setting through polyether ether ketone resin layer, inner structure and outer insulating nature have been guaranteed, ceramic insulator has high voltage resistant, shock-resistant, characteristics such as chemical resistance, the production of electric arc can be organized in the corrugated setting of ditch form simultaneously, prevent the electric leakage.
(2) This kind of novel spark plug that easily starts, through the resistance powder that sets up at the intermediate position of metal screw, the binding post on spark plug main part top gets into from the ignition high pressure of car, through metal screw and resistance powder, carries out voltage interference suppression, after central electrode ionization again, produces two electric arcs at electrode connecting post and side electrode simultaneously, and electric arc this moment is than the obvious increase of distance of an electric arc of old-fashioned spark plug, makes the area of igniting increase, and the ignition rate improves, and combustion efficiency improves.
(3) This kind of novel spark plug who easily starts through reducing step of design in center electrode bottom, makes it form an annular slot with ceramic body skirt portion after the assembly, forms the carbon deposit even if center electrode and ceramic body skirt portion, because the existence of annular gap also can not be because of flashover creepage phenomenon appears in creepage, optimizes the structure of spark plug ignition end simultaneously to improve engine cold start performance and carbon deposit problem, also avoided engine low-speed preignition or catching fire.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic front sectional view of the present invention;
fig. 3 is a schematic top view of the insulating housing of the present invention;
fig. 4 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.
In the figure: 1. a spark plug body; 101. a trough-like corrugation; 102. an inner gasket; 103. sealing gaskets; 104. a threaded connection section; 105. a ceramic insulator; 106. a metal screw; 107. resistance powder; 108. a conductive glass; 109. a polyether ether ketone resin layer; 110. a metal housing; 2. a wiring terminal; 3. an insulating housing; 301. a side electrode; 302. a connection washer; 4. a ceramic body skirt; 401. an electrode connecting column; 402. a center electrode; 403. an annular gap.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a novel spark plug easy to start comprises a spark plug body 1, a wiring terminal 2, an insulating shell 3 and a ceramic body skirt portion 4, wherein a metal shell 110 is arranged outside the spark plug body 1, a threaded connection section 104 is fixedly connected to the bottom end of the spark plug body 1, the spark plug can be installed and used through the threaded connection section 104, the ignition high voltage of an automobile enters from the wiring terminal 2 at the top end of the spark plug body 1, voltage interference suppression is carried out through a metal screw 106 and resistance powder 107, two arcs are generated between an electrode connecting column 401 and a side electrode 301 after ionization is carried out through a central electrode 402, the distance between the arcs at the moment is obviously increased compared with that between one arc of an old spark plug, and the ignition area is increased;
an inner gasket 102 is fixedly connected to the middle position of the spark plug body 1, a sealing gasket 103 is fixedly connected to one side, close to the inner gasket 102, of the interior of the spark plug body 1, a polyether-ether-ketone resin layer 109 is arranged at the middle position of the interior of the spark plug body 1, a metal screw 106 is arranged inside the polyether-ether-ketone resin layer 109, resistance powder 107 is arranged at the middle position of the metal screw 106, conductor glass 108 is arranged at the bottom end of the metal screw 106, a ceramic insulator 105 is arranged inside the spark plug body 1, a plurality of groove-shaped ripples 101 are arranged on the top end of the exterior of the ceramic insulator 105 at equal intervals, and the arrangement of the groove-shaped ripples 101 can organize the generation of electric arcs and prevent electric leakage;
the top of spark plug main part 1 is provided with binding post 2, and the bottom fixedly connected with insulating casing 3 of spark plug main part 1, one side fixedly connected with side electrode 301 of insulating casing 3 bottom, and the inside intermediate position fixedly connected with of insulating casing 3 connects packing ring 302, the inside of insulating casing 3 is provided with ceramic body skirt portion 4, and the inside both sides of ceramic body skirt portion 4 all are provided with annular gap 403, the inside fixedly connected with center electrode 402 of ceramic body skirt portion 4, and the bottom fixedly connected with electrode connecting post 401 of center electrode 402, the electric leakage phenomenon can not appear because of flashover creepage yet in the existence of annular gap 403, optimize the structure of spark plug ignition end simultaneously, in order to improve engine cold start performance and carbon deposition problem.
The working principle is as follows: when the spark plug is used, the bottom end of the central electrode 402 is provided with the reducing step, so that an annular groove is formed between the central electrode 402 and the ceramic body skirt 4 after the central electrode is assembled, even carbon deposition is formed between the central electrode 402 and the ceramic body skirt 4, the phenomenon of electric leakage caused by flashover creepage can not occur due to the existence of the annular gap 403, simultaneously the structure of the ignition end of the spark plug is optimized, the cold starting performance and the problem of carbon deposition of an engine are improved, low-speed pre-ignition or fire catching of the engine is avoided, the ignition high voltage of an automobile enters from the wiring terminal 2 at the top end of the spark plug main body 1, voltage interference suppression is performed through the metal screw 106 and the resistance powder 107, two electric arcs are generated between the electrode connecting column 401 and the side electrode 301 after the ionization of the central electrode 402, the distance of one electric arc of the existing spark plug is obviously increased, the ignition area is increased, the ignition rate is improved, and the combustion efficiency is improved, the inner gasket 102 and the sealing gasket 103 are arranged in the middle of the spark plug body 1, so that the sealing performance among all parts of the spark plug is greatly enhanced, the conductor glass 108 is arranged between the metal screw 106 and the central electrode 402, the high pressure generated by the combustion of mixed gas can be borne, the sealing performance is ensured, the insulation between the inner structure and the outer layer is ensured through the arrangement of the polyether-ether-ketone resin layer 109, the ceramic insulator 105 has the characteristics of high voltage resistance, impact resistance, chemical corrosion resistance and the like, and meanwhile, the generation of electric arcs can be organized through the arrangement of the groove-shaped corrugations 101, so that electricity leakage is prevented.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a novel spark plug of easy start, includes spark plug main part (1), binding post (2), insulating casing (3) and ceramic body skirt portion (4), its characterized in that: the spark plug is characterized in that a metal shell (110) is arranged outside the spark plug main body (1), a threaded connection section (104) is fixedly connected to the bottom end of the spark plug main body (1), an inner gasket (102) is fixedly connected to the middle of the spark plug main body (1), a sealing gasket (103) is fixedly connected to one side, close to the inner gasket (102), of the spark plug main body (1), a wiring terminal (2) is arranged at the top end of the spark plug main body (1), an insulating shell (3) is fixedly connected to the bottom end of the spark plug main body (1), a skirt ceramic body (4) is arranged inside the insulating shell (3), and annular gaps (403) are formed in two sides of the inside of the skirt ceramic body (4).
2. The spark plug as claimed in claim 1, wherein: the middle position in the spark plug main body (1) is provided with a polyether-ether-ketone resin layer (109), and a metal screw (106) is arranged in the polyether-ether-ketone resin layer (109).
3. The spark plug of claim 2, wherein: resistance powder (107) is arranged in the middle of the metal screw (106), and conductor glass (108) is arranged at the bottom end of the metal screw (106).
4. The spark plug as claimed in claim 1, wherein: a ceramic insulator (105) is provided inside the spark plug body (1), and a plurality of groove-shaped ripples (101) are provided at equal intervals at the top end of the outside of the ceramic insulator (105).
5. The spark plug as claimed in claim 1, wherein: one side of the bottom end of the insulating shell (3) is fixedly connected with a side electrode (301), and a connecting gasket (302) is fixedly connected to the middle position inside the insulating shell (3).
6. The spark plug as claimed in claim 1, wherein: the inside fixedly connected with central electrode (402) of ceramic body skirt portion (4), and the bottom fixedly connected with electrode connection post (401) of central electrode (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120998697.1U CN214899330U (en) | 2021-05-11 | 2021-05-11 | Easy-to-start spark plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120998697.1U CN214899330U (en) | 2021-05-11 | 2021-05-11 | Easy-to-start spark plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214899330U true CN214899330U (en) | 2021-11-26 |
Family
ID=78890368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120998697.1U Expired - Fee Related CN214899330U (en) | 2021-05-11 | 2021-05-11 | Easy-to-start spark plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214899330U (en) |
-
2021
- 2021-05-11 CN CN202120998697.1U patent/CN214899330U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211126 |