CN218151175U - Spark plug sealing device of gas engine - Google Patents
Spark plug sealing device of gas engine Download PDFInfo
- Publication number
- CN218151175U CN218151175U CN202222552890.XU CN202222552890U CN218151175U CN 218151175 U CN218151175 U CN 218151175U CN 202222552890 U CN202222552890 U CN 202222552890U CN 218151175 U CN218151175 U CN 218151175U
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- spark plug
- gas engine
- engine case
- sealing
- sealing ring
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Abstract
The utility model provides a gas engine spark plug sealing device, which comprises a terminal electrode, a connecting nut and a gas engine case cover, wherein one end of the terminal electrode is connected with the connecting nut, the other end of the terminal electrode is connected with a spark plug shell, and the surface of the spark plug shell is connected with the gas engine case cover; a sealing gasket is connected between the spark plug shell and the gas engine case cover, and a limiting clamping block is connected to the notch of the sealing gasket; the utility model discloses a dock sealed lateral wall notch and the inside spacing fixture block of gas engine case lid for connecting gap between spark plug casing and the gas engine case lid is filled, has avoided external impurity to get into the work area of spark plug, through mutually supporting between first sealing washer and the second sealing washer after that, has avoided unnecessary fluid to get into the gap between spark plug casing and the gas engine case lid, has increased the life of spark plug.
Description
Technical Field
The utility model belongs to gas engine spark plug field, specifically speaking is a gas engine spark plug sealing device.
Background
The spark plug is commonly called as a burner, the spark plug has the function of discharging pulse high-voltage electricity sent by a high-voltage lead (a burner wire) to break down air between two electrodes of the spark plug to generate electric sparks to ignite mixed gas in a cylinder, and the main parts of the spark plug are an insulator, a shell, a wiring screw rod and an electrode;
at present, the spark plug of the gas engine is connected with the case cover of the gas engine through a thread structure, so that a large amount of oil-separating liquid molecules are diffused when the spark plug of the gas engine works, a large amount of waste oil is filled in a gap at the joint between the spark plug of the gas engine and the case cover of the gas engine, and the service life of the spark plug of the gas engine is influenced.
To sum up, consequently the utility model provides a gas engine spark plug sealing device to solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a gas engine spark plug sealing device to be connected through helicitic texture between solving among the prior art present gas engine spark plug and the gas engine case lid, can lead to a large amount of minute oil liquid molecule diffusion when gas engine spark plug during operation, lead to the junction gap between gas engine spark plug and the gas engine case lid to fill a large amount of minute abandonment fluid, influence gas engine spark plug's life scheduling problem.
A spark plug sealing device of a gas engine comprises a tail end electrode, a connecting nut and a gas engine case cover, wherein one end of the tail end electrode is connected with the connecting nut, the other end of the tail end electrode is connected with a spark plug shell, and the surface of the spark plug shell is connected with the gas engine case cover;
the spark plug is characterized in that a sealing gasket is connected between the spark plug shell and the gas engine case cover, a limiting clamping block is connected to a notch of the sealing gasket, the other end of the limiting clamping block is connected with the gas engine case cover, a first sealing ring is connected between the top end of the spark plug shell and the gas engine case cover, filling powder is embedded in the spark plug shell, a copper core is connected to the longitudinal midline position of the tail end electrode, and a second sealing ring is connected between the tail end electrode and the spark plug shell.
Preferably, sealed the pad is the silica gel material, spacing fixture block is the PVC material, spacing fixture block is provided with two, spacing fixture block surface dimension and sealed lateral wall notch inner wall size phase-match of filling up.
Preferably, the spark plug shell is in threaded connection with a gas engine case cover, and the sealing gasket is located on a longitudinal central axis of the spark plug shell.
Preferably, the size of the first sealing ring is larger than the size of the surface of the thread end of the spark plug shell, and the first sealing ring is made of rubber.
Preferably, the spark plug housing is connected with the gas engine case cover in a sealing mode through a first sealing ring.
Preferably, the second sealing ring is made of hard rubber, and the terminal electrode is connected with the inner wall of the spark plug shell in a sealing mode through the second sealing ring.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a dock sealed lateral wall notch and the inside spacing fixture block of gas engine case lid for connecting gap between spark plug casing and the gas engine case lid is filled, avoided external impurity to get into the work area of spark plug, guaranteed the efficiency of the ignition of spark plug, through mutually supporting between first sealing washer and the second sealing washer after that, avoided unnecessary fluid to get into the gap between spark plug casing and the gas engine case lid, spark plug's life has been increased.
Drawings
FIG. 1 is a schematic view of the installation structure of the spark plug of the present invention;
FIG. 2 is a schematic cross-sectional view of a spark plug according to the present invention;
fig. 3 is a schematic perspective view of the first sealing ring of the present invention;
fig. 4 is a schematic perspective view of the sealing gasket of the present invention;
fig. 5 is an enlarged schematic view of the present invention a.
In the figure:
1. a tip electrode; 2. a connecting nut; 3. a spark plug housing; 4. a gas engine case cover; 5. a gasket; 6. a limiting clamping block; 7. a first seal ring; 8. filling powder; 9. a copper core; 10. and a second seal ring.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1-5, the utility model provides a gas engine spark plug sealing device, which comprises a terminal electrode 1, a connecting nut 2 and a gas engine case cover 4, wherein one end of the terminal electrode 1 is connected with the connecting nut 2, the other end of the terminal electrode 1 is connected with a spark plug shell 3, and the surface of the spark plug shell 3 is connected with the gas engine case cover 4;
be connected with sealed 5 between spark plug casing 3 and the gas engine case lid 4, the notch department of sealed 5 is connected with spacing fixture block 6, the other end and the gas engine case lid 4 of spacing fixture block 6 are connected, be connected with first sealing washer 7 between 3 tops of spark plug casing and the gas engine case lid 4, the inside of spark plug casing 3 is inlayed and is equipped with packing powder 8, be connected with copper core 9 on the vertical center parting line position of terminal electrode 1, be connected with second sealing washer 10 between terminal electrode 1 and the spark plug casing 3.
Referring to fig. 1, 4 and 5, the sealing gasket 5 is made of silica gel, the limiting fixture block 6 is made of PVC, two limiting fixture blocks 6 are arranged, the surface size of the limiting fixture block 6 is matched with the size of the inner wall of the notch of the outer side wall of the sealing gasket 5, and by using the sealing gasket 5, external impurities are prevented from entering the working area of the spark plug, so that the normal work of the spark plug is ensured.
Referring to fig. 1, the spark plug housing 3 is screwed to the gas engine case cover 4, and the gasket 5 is located at a longitudinal center axis of the spark plug housing 3, and is connected to the gas engine case cover 4 through a screw end of the spark plug housing 3, so that the spark plug is conveniently assembled.
Referring to fig. 3, the size of the first sealing ring 7 is larger than the size of the threaded end surface of the spark plug housing 3, and the first sealing ring 7 is made of rubber.
Referring to fig. 3, the spark plug housing 3 is hermetically connected to the gas engine case cover 4 through the first sealing ring 7, and by using the first sealing ring 7, waste oil is prevented from entering between the spark plug housing 3 and the gas engine case cover 4, thereby ensuring normal operation of the spark plug.
Referring to fig. 2, the second sealing ring 10 is made of hard rubber, the terminal electrode 1 is connected to the inner wall of the spark plug housing 3 through the second sealing ring 10 in a sealing manner, and oil caused by ignition is prevented from entering the spark plug through the use of the second sealing ring 10, so that the service life of the spark plug is prolonged.
The specific working principle is as follows: as shown in fig. 1-5, when the gas engine spark plug sealing device is used, firstly, the side wall notch of the sealing gasket 5 is butted with the limiting fixture block 6 inside the gas engine case cover 4, so that the connecting gap between the spark plug shell 3 and the gas engine case cover 4 is filled, thereby preventing external impurities from entering the working area of the spark plug, and ensuring the ignition efficiency of the spark plug, then, the first sealing ring 7 is installed at the threaded end of the spark plug shell 3, and meanwhile, the second sealing ring 10 is installed between the terminal electrode 1 and the spark plug shell 3, so that oil splashes due to the ignition of the spark plug, and the first sealing ring 7 and the second sealing ring 10 prevent redundant oil from entering the gap between the spark plug shell 3 and the gas engine case cover 4, thereby prolonging the service life of the spark plug, which is the characteristic of the gas engine spark plug sealing device.
The embodiments of the present invention have been presented for purposes of illustration and description, and while embodiments of the invention have been illustrated and described above, it is to be understood that such embodiments are exemplary and are not to be construed as limiting of the present invention, as variations, modifications, substitutions and alterations may be made by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a gas engine spark plug sealing device, includes terminal electrode (1), coupling nut (2) and gas engine case lid (4), its characterized in that: one end of the tail end electrode (1) is connected with a connecting nut (2), the other end of the tail end electrode (1) is connected with a spark plug shell (3), and the surface of the spark plug shell (3) is connected with a gas engine case cover (4);
be connected with sealed pad (5) between spark plug casing (3) and gas engine case lid (4), the notch department of sealed pad (5) is connected with spacing fixture block (6), the other end and gas engine case lid (4) of spacing fixture block (6) are connected, be connected with first sealing washer (7) between spark plug casing (3) top and gas engine case lid (4), the inside of spark plug casing (3) is inlayed and is equipped with packing powder (8), be connected with copper core (9) on the vertical center branch position of terminal electrode (1), be connected with second sealing washer (10) between terminal electrode (1) and spark plug casing (3).
2. The gas engine spark plug seal of claim 1, wherein: sealed pad (5) are the silica gel material, spacing fixture block (6) are the PVC material, spacing fixture block (6) are provided with two, spacing fixture block (6) surface dimension and sealed pad (5) lateral wall notch inner wall size phase-match.
3. The gas engine spark plug seal of claim 1, wherein: the spark plug shell (3) is in threaded connection with a gas engine case cover (4), and the sealing gasket (5) is located on the longitudinal central axis of the spark plug shell (3).
4. The gas engine spark plug seal of claim 1, wherein: the size of the first sealing ring (7) is larger than the size of the surface of the thread end of the spark plug shell (3), and the first sealing ring (7) is made of rubber.
5. The gas engine spark plug seal of claim 1, wherein: the spark plug shell (3) is connected with a gas engine case cover (4) in a sealing mode through a first sealing ring (7).
6. The gas engine spark plug seal of claim 1, wherein: the second sealing ring (10) is made of hard rubber, and the tail end electrode (1) is connected with the inner wall of the spark plug shell (3) in a sealing mode through the second sealing ring (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222552890.XU CN218151175U (en) | 2022-09-27 | 2022-09-27 | Spark plug sealing device of gas engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222552890.XU CN218151175U (en) | 2022-09-27 | 2022-09-27 | Spark plug sealing device of gas engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218151175U true CN218151175U (en) | 2022-12-27 |
Family
ID=84565257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222552890.XU Active CN218151175U (en) | 2022-09-27 | 2022-09-27 | Spark plug sealing device of gas engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218151175U (en) |
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2022
- 2022-09-27 CN CN202222552890.XU patent/CN218151175U/en active Active
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