CN221201762U - High-temperature antioxidant spark plug - Google Patents
High-temperature antioxidant spark plug Download PDFInfo
- Publication number
- CN221201762U CN221201762U CN202323043762.3U CN202323043762U CN221201762U CN 221201762 U CN221201762 U CN 221201762U CN 202323043762 U CN202323043762 U CN 202323043762U CN 221201762 U CN221201762 U CN 221201762U
- Authority
- CN
- China
- Prior art keywords
- spark plug
- movable rod
- metal shell
- high temperature
- electrode
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- 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.)
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- 239000003963 antioxidant agent Substances 0.000 title description 2
- 230000003078 antioxidant effect Effects 0.000 title description 2
- 239000002184 metal Substances 0.000 claims abstract description 59
- 229910052751 metal Inorganic materials 0.000 claims abstract description 59
- 230000003647 oxidation Effects 0.000 claims abstract description 27
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 27
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000010931 gold Substances 0.000 claims abstract description 10
- 229910052737 gold Inorganic materials 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 abstract description 11
- 239000000446 fuel Substances 0.000 abstract description 7
- 239000000295 fuel oil Substances 0.000 description 5
- 238000010892 electric spark Methods 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Spark Plugs (AREA)
Abstract
The utility model discloses a high-temperature oxidation-resistant spark plug which comprises a metal shell and a first hydraulic cylinder, wherein an installation nut is installed on the outer side of the metal shell, the first hydraulic cylinder is symmetrically installed on the back surface of the installation nut, a first movable rod is installed on the front surface of a first connecting rod, a sealing assembly is movably installed on the outer side of the first movable rod, and the sealing assembly is used for sealing an opening on the front surface of the metal shell and preventing high-temperature oil in an engine from entering the metal shell. According to the utility model, the surfaces of the central electrode and the side electrode are coated with metal gold, so that the central electrode and the side electrode have good oxidation resistance, the buffer plate is driven by the first hydraulic cylinder to move backwards to seal the front opening of the metal shell, the buffer plate is pressed by the first spring, so that the buffer plate and the metal shell are more compact, high-temperature fuel is prevented from entering the metal shell to contact the central electrode and the side electrode, and the possibility of heated oxidation of the central electrode and the side electrode is reduced.
Description
Technical Field
The utility model relates to the technical field of spark plugs, in particular to a high-temperature oxidation-resistant spark plug.
Background
The spark plug is a component for igniting fuel on an engine, the working environment of the spark plug is bad, and the electrode of the spark plug is easy to oxidize in the bad environment, so that the service life of the spark plug is influenced, and the use experience of people is influenced, so that the service life of the spark plug is prolonged by the spark plug with the anti-oxidation spark plug.
The existing spark plugs have the following defects:
1. Patent document CN209608092U discloses a spark plug, in which the electrode of the spark plug contacts with high-temperature fuel oil for a long time when the spark plug is in the engine, so that the surface of the electrode is easily oxidized, and the service life of the spark plug is reduced, so that a high-temperature oxidation-resistant spark plug capable of reducing the contact time of the electrode and the high-temperature fuel oil is needed to solve the problem.
Disclosure of utility model
An object of the present utility model is to provide a high temperature oxidation resistant spark plug, which solves the problem that the electrode of the spark plug proposed in the above background art is easily oxidized when contacting with high temperature fuel for a long time.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-temperature oxidation-resistant spark plug comprises a metal shell, an insulating layer and a first hydraulic cylinder, wherein the insulating layer is arranged in the metal shell;
The utility model discloses a metal casing, including metal casing, mounting nut, first pneumatic cylinder, head rod, buffer board, sealing component and engine inner high temperature oil, the mounting nut is installed in the outside of metal casing, first pneumatic cylinder is installed to mounting nut's back symmetry, the head rod is installed to the output of first pneumatic cylinder, first movable rod is installed in the front of head rod, and the one end of first movable rod runs through the front of metal casing, the apron is installed to the one end of first movable rod, sealing component is used for sealing the front opening of metal casing, avoids the inside high temperature oil entering metal casing of engine, sealing component includes the buffer board, the buffer board is located the outside of first movable rod.
Preferably, a side electrode is arranged on one side inner wall of the metal shell, and a metal gold layer is coated on the surface of the side electrode.
Preferably, a central electrode is arranged in the insulating layer, and the outer surface of the central electrode is coated with a metal gold layer.
Preferably, a buffer plate is movably arranged on the outer side of the first moving rod, a first spring is arranged on the front side of the buffer plate, and one end of the first spring is connected with the back side of the cover plate.
Preferably, the back of the mounting nut is symmetrically provided with a second hydraulic cylinder, and the output end of the second hydraulic cylinder is provided with a second connecting rod.
Preferably, the front surface of the second connecting rod is provided with a second movable rod, one end of the second movable rod penetrates through the front surface of the insulating layer, the outer side of the second movable rod is movably provided with a supporting tube, the inner wall of the front surface of the supporting tube is provided with a second spring, and one end of the second spring is connected with one end of the second movable rod.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the utility model, the metal gold is coated on the surfaces of the center electrode and the side electrode, so that the center electrode and the side electrode have good oxidation resistance, the first hydraulic cylinder drives the cover plate to move backwards, the buffer plate is driven to move backwards to seal the front opening of the metal shell, the first spring applies pressure to the buffer plate, so that the buffer plate and the metal shell are more compact, high-temperature fuel is prevented from entering the metal shell to contact the center electrode and the side electrode, the possibility of the heated oxidation of the center electrode and the side electrode is reduced, the high-temperature oxidation resistant spark plug is coated on the surfaces of the center electrode and the side electrode, so that the center electrode and the side electrode have good oxidation resistance, the first hydraulic cylinder drives the cover plate to move backwards, and then drives the buffer plate to move backwards to seal the front opening of the metal shell, the first spring applies pressure to the buffer plate, so that the buffer plate and the metal shell are more compact, and the possibility of the heated oxidation of the center electrode and the side electrode is reduced.
2. According to the utility model, the second moving rod and the supporting tube can be driven to move forwards through the second hydraulic cylinder, the supporting tube can provide support for the back surface of the buffer plate, so that the buffer plate is prevented from being sunken due to the pressure in the engine, the high-temperature oxidation-resistant spark plug can drive the second moving rod and the supporting tube to move forwards through the second hydraulic cylinder, and the supporting tube can provide support for the back surface of the buffer plate, so that the buffer plate is prevented from being sunken due to the pressure in the engine.
Drawings
FIG. 1 is a perspective view of the present utility model;
FIG. 2 is a schematic view of a metal shell structure according to the present utility model;
FIG. 3 is a schematic view of a first movable bar structure according to the present utility model;
FIG. 4 is a schematic view of a second movable bar structure according to the present utility model;
fig. 5 is a side cross-sectional view of the present utility model.
In the figure: 1. a metal housing; 101. installing a nut; 102. a side electrode; 2. an insulating layer; 201. a center electrode; 3. a first hydraulic cylinder; 301. a first connecting rod; 302. a first moving lever; 303. a cover plate; 4. a buffer plate; 401. a first spring; 5. a second hydraulic cylinder; 501. a second connecting rod; 6. a second moving lever; 601. a support tube; 602. and a second spring.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1, 2 and 5, an embodiment of the present utility model provides: a high temperature oxidation resistant spark plug;
The spark plug comprises a metal shell 1 and an insulating layer 2, wherein a mounting nut 101 is arranged on the outer side of the metal shell 1, a side electrode 102 is arranged on the inner wall of one side of the metal shell 1, a metal gold layer is coated on the surface of the side electrode 102, the metal shell 1 can provide mounting positions for other parts of the equipment, the other parts of the equipment are provided with positions for mounting, the mounting nut 101 can conveniently say that the spark plug is mounted and dismounted, meanwhile, the mounting positions can be provided for a first hydraulic cylinder 3, an electric spark can be generated between the side electrode 102 and a central electrode 201, so that fuel oil in an engine cylinder body is ignited, the metal gold layer on the surface of the side electrode 102 has good oxidation resistance, the insulating layer 2 is arranged in the metal shell 1, a central electrode 201 is arranged in the insulating layer 2, the surface of the central electrode 201 is coated with the metal gold layer, the insulating layer 2 plays an insulating role, the metal shell 1 and the central electrode 201 cannot be electrified, the central electrode 201 can generate the electric spark with the side electrode 102, and further the engine is ignited, and the metal gold on the surface of the central electrode 201 has good oxidation resistance.
Referring to fig. 1, 3 and 5, an embodiment of the present utility model provides: a high temperature oxidation resistant spark plug;
Comprises a first hydraulic cylinder 3 and a buffer plate 4, wherein the back of a mounting nut 101 is symmetrically provided with the first hydraulic cylinder 3, the output end of the first hydraulic cylinder 3 is provided with a first connecting rod 301, the front of the first connecting rod 301 is provided with a first moving rod 302, one end of the first moving rod 302 is provided with a cover plate 303, the first hydraulic cylinder 3 can convert hydraulic energy into kinetic energy so as to drive the first connecting rod 301 to move forwards and backwards, the first connecting rod 301 can drive the first moving rod 302 to move forwards and backwards through the forward and backward movement, the first moving rod 302 can drive the cover plate 303 to move forwards and backwards through the forward and backward movement, the cover plate 303 can seal the front opening of the metal shell 1 through the backward movement, high-temperature fuel in an engine is prevented from entering the inside of the metal shell 1, the outer side of the first moving rod 302 is movably provided with a sealing component, the sealing component is used for sealing the front opening of the metal shell 1, high-temperature oil in the engine is prevented from entering the metal shell 1, the sealing component comprises a buffer plate 4, the buffer plate 4 is positioned on the outer side of the first moving rod 302, a first spring 401 is arranged on the front surface of the buffer plate 4, one end of the first spring 401 is connected with the back surface of the cover plate 303, the buffer plate 4 can provide a mounting position for the first spring 401, the buffer plate 4 can seal the front surface of the metal shell 1, external fuel is prevented from entering the inside of the metal shell 1, the first spring 401 starts the buffering function, the buffer plate 4 and the metal shell 1 can be buffered, the first spring 401 can squeeze the buffer plate 4 under the pressure action of the cover plate 303, the buffer plate 4 and the metal shell 1 are more tightly pressed, so that the outside fuel does not enter the inside of the metal housing 1 from between the buffer plate 4 and the metal housing 1.
Referring to fig. 1, 2, 4 and 5, an embodiment of the present utility model is provided: a high temperature oxidation resistant spark plug;
Including second pneumatic cylinder 5 and second movable rod 6, second pneumatic cylinder 5 is installed to the back symmetry of installation nut 101, second connecting rod 501 is installed to the output of second pneumatic cylinder 5, second pneumatic cylinder 5 can turn into the kinetic energy to can drive second connecting rod 501 and reciprocate, second connecting rod 501 can drive second movable rod 6 through the back-and-forth movement and reciprocate, second movable rod 6 is installed in the front of second connecting rod 501, and the front of insulating layer 2 is run through to the one end of second movable rod 6, support tube 601 is movably installed in the outside of second movable rod 6, second spring 602 is installed to the front inner wall of support tube 601, and the one end of second spring 602 is connected with the one end of second movable rod 6, second movable rod 6 can drive second spring 602 through the back-and-forth movement, second spring 602 can drive support tube 601 back-and-forth movement, support tube 601 can support buffer board 4 under the pressure of second spring 602, avoid buffer board 4 to receive the inside sunken of engine.
Working principle: before the high-temperature oxidation-resistant spark plug is used, whether the high-temperature oxidation-resistant spark plug has the problem of influencing the use or not is checked, the spark plug is firstly installed on an engine, electric sparks are generated between a central electrode 201 and a side electrode 102 to enable fuel oil in the engine to be ignited, then a first hydraulic cylinder 3 drives a cover plate 303 to move backwards, and then drives a buffer plate 4 to move backwards to seal a front opening of a metal shell 1, a first spring 401 applies pressure to the buffer plate 4 to enable the buffer plate 4 and the metal shell 1 to be more compact, so that the high-temperature fuel oil is prevented from entering the metal shell 1 to contact the central electrode 201 and the side electrode 102, the possibility of heated oxidation of the central electrode 201 and the side electrode 102 is reduced, a second hydraulic cylinder 5 can drive a second moving rod 6 and a supporting tube 601 to move forwards, and the supporting tube 601 can provide support for the back surface of the buffer plate 4 to prevent the buffer plate 4 from being sunken due to the pressure in the engine.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.
Claims (6)
1. The utility model provides a high temperature oxidation resistance spark plug, includes metal casing (1), insulating layer (2) and first pneumatic cylinder (3), its characterized in that: an insulating layer (2) is arranged inside the metal shell (1);
Install installation nut (101) in the outside of metal casing (1), first pneumatic cylinder (3) are installed to the back symmetry of installation nut (101), first connecting rod (301) are installed to the output of first pneumatic cylinder (3), first movable rod (302) are installed in the front of first connecting rod (301), and the front of metal casing (1) is run through to the one end of first movable rod (302), apron (303) are installed to the one end of first movable rod (302), the outside movable mounting of first movable rod (302) has a closure subassembly, the closure subassembly is used for closing the front opening of metal casing (1), avoids inside high temperature oil entering metal casing (1) of engine, the closure subassembly includes buffer board (4), buffer board (4) are located the outside of first movable rod (302).
2. A high temperature oxidation resistant spark plug as set forth in claim 1 wherein: a side electrode (102) is arranged on one side inner wall of the metal shell (1), and a metal gold layer is coated on the surface of the side electrode (102).
3. A high temperature oxidation resistant spark plug as set forth in claim 1 wherein: the insulating layer (2) is internally provided with a central electrode (201), and the outer surface of the central electrode (201) is coated with a metal gold layer.
4. A high temperature oxidation resistant spark plug as set forth in claim 1 wherein: the front surface of the buffer plate (4) is provided with a first spring (401), and one end of the first spring (401) is connected with the back surface of the cover plate (303).
5. A high temperature oxidation resistant spark plug as set forth in claim 1 wherein: the back of the mounting nut (101) is symmetrically provided with a second hydraulic cylinder (5), and the output end of the second hydraulic cylinder (5) is provided with a second connecting rod (501).
6. A high temperature oxidation resistant spark plug as set forth in claim 5 wherein: the front of second connecting rod (501) is installed second movable rod (6), and the front of insulating layer (2) is run through to the one end of second movable rod (6), and the outside movable mounting of second movable rod (6) has stay tube (601), and second spring (602) are installed to the front inner wall of stay tube (601), and the one end of second spring (602) is connected with the one end of second movable rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043762.3U CN221201762U (en) | 2023-11-11 | 2023-11-11 | High-temperature antioxidant spark plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323043762.3U CN221201762U (en) | 2023-11-11 | 2023-11-11 | High-temperature antioxidant spark plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221201762U true CN221201762U (en) | 2024-06-21 |
Family
ID=91523554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323043762.3U Active CN221201762U (en) | 2023-11-11 | 2023-11-11 | High-temperature antioxidant spark plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221201762U (en) |
-
2023
- 2023-11-11 CN CN202323043762.3U patent/CN221201762U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |