CN203406499U - Shielding type igniter - Google Patents
Shielding type igniter Download PDFInfo
- Publication number
- CN203406499U CN203406499U CN201320466935.XU CN201320466935U CN203406499U CN 203406499 U CN203406499 U CN 203406499U CN 201320466935 U CN201320466935 U CN 201320466935U CN 203406499 U CN203406499 U CN 203406499U
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- electrode
- central electrode
- lateral electrode
- spark plug
- central
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Abstract
The utility model relates to a shielding type igniter comprising a spark plug body and a side electrode. A central electrode is arranged on the end part of the spark plug body. The side electrode and the central electrode are correspondingly covered on the end part of the spark plug body. The end part of the spark plug body is provided with an insulator. A recessed pit is formed in a way that the top part of the insulator is recessed inwardly. The central electrode is arranged inside the recessed pit.
Description
Technical field
The utility model relates to a kind of igniter, refers to that especially a kind of lateral electrode covers at central electrode wherein completely, the igniter that utilizes lateral electrode that central electrode and external environment condition are kept apart.
Background technology
As everyone knows, along with social progress, people improve constantly the requirement of daily life quality, the various apparatus that can promote people's quality of the life occur in a large number, and wherein especially with automated production, be subject to especially numerous users' attention, in a large amount of automated productions, especially with automatic ignition device, especially receive again numerous users' concern.
With regard to the present industrial products that can facilitate for user, in most of such products, be all provided with the device of automatic ignition, such as being just provided with the device of automatic ignition in the engine of automobile, spark plug, and traditional automatic ignition device is such as traditional spark plug, it structurally mainly comprises housing parts, built-in ceramic parts, central electrode and lateral electrode, traditional spark plug is all matching used with the engine of automobile, and wherein this central electrode is arranged on an end of conventional ignition plug, this lateral electrode is with this central electrode corresponding and be arranged on the same end of conventional ignition plug, the alternate specific gap that is separated with between this central electrode and this lateral electrode.By this specific gap, make in the situation that having the effect of Pulse Electric power, can produce electric arc between this central electrode and this lateral electrode, and then go out electric spark, to reach within the specific time interval, can go out the object that needed spark reaches automatic ignition.
But, as mentioned above, the central electrode of traditional automatic ignition device is all exposed, the pyrophoric corresponding surface of its product corresponding to lateral electrode is all exposed in cylinder, so, impurity after mist burning in cylinder and carbon distribution will be attached to central electrode and lateral electrode surface, thus the useful life that can greatly reduce igniter, and in the process of using, affect igniting effect.And this is the major defect for traditional automatic ignition device.
Summary of the invention
The utility model provides a kind of protected type igniter, and its central electrode is located in lateral electrode, thereby can reduce carbon deposition quantity, extend the useful life of igniter, and this is to be main purpose of the present utility model.
Technical solution adopted in the utility model is: a kind of protected type igniter, and it comprises spark plug body and lateral electrode, and central electrode is arranged on this spark plug body end, and this lateral electrode is arranged on this spark plug body end with the corresponding cover of this central electrode.
In concrete use, between this central electrode and this lateral electrode, in the situation that having the effect of Pulse Electric power, can produce electric arc, and then go out electric spark, to reach within the specific time interval, can go out the object that needed spark reaches automatic ignition.
End at this spark plug body is provided with insulator, in concrete enforcement, this insulator is made by ceramic material, from the top of this insulator, be concaved with an inside recess, this central electrode is arranged in this inside recess, the inner wall surrounding of this inside recess is in this central electrode surrounding, this inside recess has top mouthful, the tip position of this central electrode is lower than this top mouthful of this inside recess, can avoid like this energising of too many area and lateral electrode, only allow this central electrode center a bit with directly over the energising of lateral electrode central point.
This lateral electrode covers at this central electrode wherein, this lateral electrode is closed this central electrode, dome can be arranged in the top of this lateral electrode, flat-top or depression roof construction, in this lateral electrode, be provided with through hole, this through hole can be arranged on the top or sidewall of this lateral electrode, this through hole can be designed to cylindrical hole, inner small and outside big bell mouth shape hole, spiral rotating hole etc., the structural design mode of sealing this central electrode by this lateral electrode can, avoid the pyrophoric corresponding surface of central electrode product corresponding to lateral electrode exposed in cylinder and spark plug, the impurity and the carbon distribution that reduce greatly after the mist burning in cylinder and spark plug are attached to central electrode and lateral electrode surface, in addition, can also play central electrode and the combustion-supporting temperature of lateral electrode of retaining more, can make spark plug fire core more abundant, further, this structure can make central electrode and lateral electrode more durable, the useful life of energy extending plug.
From the top of this lateral electrode to being arranged with a female parts, this female parts can be when piston presses down, in this inner fovea part office, assemble burning gases and make the better effects if of lighting a fire, inner surface at this lateral electrode end face corresponding with this central electrode is provided with corresponding region, center, this corresponding region, center is made by titanium material, thereby can increasing ignition effect and durable degree, in concrete enforcement, corresponding region, ，Gai center is plush copper.
The beneficial effects of the utility model are: as mentioned above due to the utility model seals the structural design mode of this central electrode by this lateral electrode can, avoid the pyrophoric corresponding surface of central electrode product corresponding to lateral electrode exposed in cylinder and spark plug, the impurity and the carbon distribution that reduce greatly after the mist burning in cylinder and spark plug are attached to central electrode and lateral electrode surface, in addition, can also play central electrode and the combustion-supporting temperature of lateral electrode of retaining more, can make spark plug fire core more abundant, further, this structure can make central electrode and lateral electrode more durable, the useful life of energy extending plug.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the perspective view of another execution mode of the utility model;
Fig. 3 is the perspective view of the utility model insulator part;
Fig. 4 is the perspective view of the utility model lateral electrode.
Embodiment
(as shown in Figures 1 to 4) igniter, it comprises spark plug body 10 and lateral electrode 20, central electrode 30 is arranged on this spark plug body 10 ends.
This lateral electrode 20 be located at this spark plug body 10 ends corresponding with this central electrode 30.
In concrete use, between this central electrode 30 and this lateral electrode 20, in the situation that having the effect of Pulse Electric power, can produce electric arc, and then go out electric spark, to reach within the specific time interval, can go out the object that needed spark reaches automatic ignition.
In the end of this spark plug body 10, be provided with insulator 40, in concrete enforcement, this insulator 40 is made by ceramic material.
From the top of this insulator 40, be concaved with an inside recess 41, this central electrode 30 is arranged in this inside recess 41.
The inner wall surrounding of this inside recess 41 is in these central electrode 30 surroundings, this inside recess 41 has top mouthful, the tip position of this central electrode 30 is lower than this top mouthful of this inside recess 41, can avoid like this energising of too many area and lateral electrode, only allow these central electrode 30 centers a bit with directly over the energising of lateral electrode central point.
This lateral electrode 20 covers at this central electrode 30 wherein, and this lateral electrode 20 is closed this central electrode 30, and dome, flat-top or depression roof construction can be arranged in the top of this lateral electrode 20.
In this lateral electrode 20, be provided with through hole 21, this through hole 21 can be arranged on the top or sidewall of this lateral electrode 20.
This through hole 21 can be designed to cylindrical hole, inner small and outside big bell mouth shape hole, spiral rotating hole etc.
Structural design mode by these lateral electrode 20 these central electrodes 30 of sealing can, avoid the pyrophoric corresponding surface of central electrode product corresponding to lateral electrode exposed in cylinder and spark plug, the impurity and the carbon distribution that reduce greatly after the mist burning in cylinder and spark plug are attached to central electrode and lateral electrode surface, in addition, can also play central electrode and the combustion-supporting temperature of lateral electrode of retaining more, can make spark plug fire core more abundant, further, this structure can make central electrode and lateral electrode more durable, useful life that can extending plug.
From the top of this lateral electrode 20 to being arranged with a female parts 22.
This female parts 22 can, when piston presses down, be assembled burning gases at these female parts 22 places and make the better effects if of lighting a fire.
Inner surface at this lateral electrode 20 end faces corresponding with this central electrode 30 is provided with corresponding region, center 23.
This corresponding region, center 23 is made by titanium material, thereby can increasing ignition effect and durable degree, and in concrete enforcement, corresponding region, ，Gai center 23 is plush copper 24.
Claims (7)
1. a protected type igniter, it comprises spark plug body and lateral electrode, central electrode is arranged on this spark plug body end, it is characterized in that: this lateral electrode be located at this spark plug body end corresponding with this central electrode, end at this spark plug body is provided with insulator, from the top of this insulator, be concaved with an inside recess, this central electrode is arranged in this inside recess.
2. according to a kind of protected type igniter claimed in claim 1, it is characterized in that: the inner wall surrounding of this inside recess is in this central electrode surrounding, and this inside recess has top mouthful, the tip position of this central electrode is lower than this top mouthful of this inside recess.
3. according to a kind of protected type igniter claimed in claim 2, it is characterized in that: this lateral electrode covers at this central electrode wherein, in this lateral electrode, be provided with through hole, from the top of this lateral electrode to being arranged with a female parts.
4. according to a kind of protected type igniter claimed in claim 3, it is characterized in that: inner surface at this lateral electrode end face corresponding with this central electrode is provided with corresponding region, ，Gai center, corresponding region, center and made by titanium material.
5. according to a kind of protected type igniter claimed in claim 4, it is characterized in that: this corresponding region, center is plush copper.
6. according to a kind of protected type igniter claimed in claim 3, it is characterized in that: this through hole is arranged on the top of this lateral electrode.
7. according to a kind of protected type igniter claimed in claim 3, it is characterized in that: this through hole is arranged on the sidewall of this lateral electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320466935.XU CN203406499U (en) | 2013-07-29 | 2013-07-29 | Shielding type igniter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320466935.XU CN203406499U (en) | 2013-07-29 | 2013-07-29 | Shielding type igniter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203406499U true CN203406499U (en) | 2014-01-22 |
Family
ID=49942419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320466935.XU Expired - Fee Related CN203406499U (en) | 2013-07-29 | 2013-07-29 | Shielding type igniter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203406499U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110959235A (en) * | 2017-04-26 | 2020-04-03 | 周向进 | Spark plug for fire spraying, internal combustion engine and automobile thereof |
-
2013
- 2013-07-29 CN CN201320466935.XU patent/CN203406499U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110959235A (en) * | 2017-04-26 | 2020-04-03 | 周向进 | Spark plug for fire spraying, internal combustion engine and automobile thereof |
| CN110959235B (en) * | 2017-04-26 | 2021-10-26 | 周氏（北京）汽车技术有限公司 | Spark plug for fire spraying, internal combustion engine and automobile thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20150729 |
|
| EXPY | Termination of patent right or utility model |