CN213954322U - Piston pin of three-cylinder engine - Google Patents
Piston pin of three-cylinder engine Download PDFInfo
- Publication number
- CN213954322U CN213954322U CN202022380878.6U CN202022380878U CN213954322U CN 213954322 U CN213954322 U CN 213954322U CN 202022380878 U CN202022380878 U CN 202022380878U CN 213954322 U CN213954322 U CN 213954322U
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- piston pin
- oil
- oil storage
- sealing ring
- movable block
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- Pistons, Piston Rings, And Cylinders (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses a piston pin of three-cylinder engine, including the piston pin, the piston pin inside wall has seted up a plurality of oil storage chamber, be equipped with lubricated oil in the oil storage chamber, one side that the oil storage chamber is close to the piston pin inside wall has seted up a plurality of oil storage holes, oil storage hole inside wall fixedly connected with oil baffle, oil baffle central part separately is equipped with the oil-out, oil baffle top end has seted up a plurality of L type grooves, oil storage chamber inside wall top end fixedly connected with sealing ring and spring, the utility model discloses through setting up spring, sealing ring and movable block, the setting of spring, sealing ring and movable block is convenient for better extrudeing the oil in the oil storage chamber, is convenient for better lubricate the piston pin, is convenient for better use the piston pin, improves the life of piston pin, and the edge at both ends all is the arcuation, avoids near work piece hang-up, is convenient for better use, and has simple operation and better use effect.
Description
Technical Field
The utility model relates to a piston pin instrument field especially relates to three jar engine's piston pin.
Background
The piston pin is a cylindrical pin mounted on the skirt of the piston, and the middle part of the piston pin penetrates through the small end hole of the connecting rod and is used for connecting the piston and the connecting rod and transmitting the gas force borne by the piston to the connecting rod or transmitting the force borne by the connecting rod into the piston. The piston pin bears large periodic impact load under high temperature condition, and the piston pin does not swing in the pin hole in large angle, so that a lubricating oil film is difficult to form.
The existing piston pin has poor lubricating conditions, so that the service life of the piston pin is greatly reduced, the piston pin is not beneficial to use, and the use cost is high, so that the piston pin of the three-cylinder engine is designed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a piston pin of a three-cylinder engine.
In order to achieve the above purpose, the utility model adopts the following technical scheme: three cylinder engine's piston pin, including the piston pin, a plurality of oil storage chambeies have been seted up to the piston pin inside wall, be equipped with lubricated oil in the oil storage intracavity, a plurality of oil storage holes have been seted up to one side that the oil storage chamber is close to the piston pin inside wall, oil storage hole inside wall fixedly connected with oil baffle, oil baffle central part separately is equipped with the oil-out, a plurality of L type grooves have been seted up on oil baffle top, oil storage intracavity side wall top fixedly connected with sealing ring and spring, the common fixedly connected with movable block bottom the spring bottom and sealing ring, movable block bottom sliding connection has spacing case, spacing bottom of the case portion and oil storage intracavity side wall bottom fixed connection, a plurality of ventholes have been seted up to spacing case week side.
As a further description of the above technical solution:
the oil baffle plate is arranged on the oil outlet, the L-shaped grooves are distributed on the periphery of the oil outlet in a circular array mode, one side of each L-shaped groove is connected with the oil outlet, the top ends of the L-shaped grooves are connected with the inner side wall of the piston pin, the number of the L-shaped grooves is not less than four, and the sections of the L-shaped grooves are circular.
As a further description of the above technical solution:
the limiting box and the movable block are made of alloy materials, the limiting box is connected with the movable block in a sliding mode, and the limiting box is welded with the inner side wall of the oil storage cavity.
As a further description of the above technical solution:
the spring is rectangular array and distributes on the movable block top, the spring is located the inside of sealing ring, the section of sealing ring is circularly, the sealing ring is made for the rubber material.
As a further description of the above technical solution:
the number of the oil storage holes is not less than four, and the oil storage holes are connected with the inner side wall of the piston pin.
As a further description of the above technical solution:
the edges of the two ends of the piston pin are arc-shaped.
The utility model discloses following beneficial effect has:
1. the utility model discloses a set up L type groove and oil baffle, the oil that flows into the oil storage intracavity in the better collection piston pin of being convenient for of setting up in L type groove, the reuse oil of being convenient for, oil baffle and setting up of oil-out are convenient for better carry on spacingly to the oil, avoid a large amount of outflow of oil, the device easy operation, the result of use is better.
2. The utility model discloses a set up spring, sealing ring and movable block, the better oil of extruding the oil storage intracavity of being convenient for of setting up of spring, sealing ring and movable block, be convenient for better lubricate the piston pin, be convenient for better use piston pin improves the life of piston pin, and the edge at piston pin both ends all is the arcuation, avoids hanging near work piece when the installation, the better use of being convenient for, the device easy operation, the result of use is better.
Drawings
Fig. 1 is a side view of a piston pin of a three-cylinder engine according to the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
fig. 3 is an enlarged view of fig. 2 at B.
Illustration of the drawings:
1. a piston pin; 2. an oil storage chamber; 3. a movable block; 4. a limiting box; 5. an air outlet; 6. a seal ring; 7. a spring; 8. an oil storage hole; 9. an oil baffle plate; 10. an oil outlet; 11. an L-shaped groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: three jar engine's piston pin, including piston pin 1, a plurality of oil storage chambeies 2 have been seted up to 1 inside wall of piston pin, be equipped with lubricated oil in the oil storage chamber 2, a plurality of oil storage holes 8 have been seted up to one side that oil storage chamber 2 is close to 1 inside wall of piston pin, 8 inside wall fixedly connected with oil baffle 9 in oil storage hole, oil-out 10 has been seted up to oil baffle 9 central part, a plurality of L type grooves 11 have been seted up on oil baffle 9 top, 2 inside wall top fixedly connected with sealing rings 6 and spring 7 in oil storage chamber, spring 7 bottom and the 6 common fixedly connected with movable block 3 in bottom of sealing ring, 3 bottom sliding connection of movable block have spacing case 4, spacing case 4 bottom and 2 inside wall bottom fixed connection in oil storage chamber, a plurality of ventholes 5 have been seted up to spacing case 4 week side.
The working principle is as follows: external gas extrudees movable block 3 and spring 7 through oil storage hole 8, oil storage chamber 2, venthole 5 and spacing case 4 when piston pin 1 receives the high-pressure impact for spring 7 contracts, when high-pressure gas disappears, spring 7 resets and strikes the oil in the oil storage chamber 2, thereby makes the oil through oil storage hole 8, oil-out 10 discharges, be convenient for better lubricate piston pin 1 inside, be convenient for better use, improve piston pin 1's life.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. Piston pin of three jar engines, including piston pin (1), its characterized in that: a plurality of oil storage chambers (2) are formed in the inner side wall of the piston pin (1), lubricating oil is arranged in the oil storage chambers (2), one side of the oil storage cavity (2) close to the inner side wall of the piston pin (1) is provided with a plurality of oil storage holes (8), an oil baffle plate (9) is fixedly connected with the inner side wall of the oil storage hole (8), an oil outlet (10) is arranged at the central part of the oil baffle plate (9), a plurality of L-shaped grooves (11) are formed at the top end of the oil baffle plate (9), a sealing ring (6) and a spring (7) are fixedly connected with the top end of the inner side wall of the oil storage cavity (2), the bottom of the spring (7) and the bottom of the sealing ring (6) are fixedly connected with a movable block (3) together, the movable block (3) bottom sliding connection has spacing case (4), spacing case (4) bottom and oil storage chamber (2) inside wall bottom fixed connection, a plurality of ventholes (5) have been seted up to spacing case (4) week side.
2. A piston pin for a three-cylinder engine according to claim 1, characterized in that: l type groove (11) are circular array and distribute and lie in the week side of oil-out (10) at oil baffle (9), L type groove (11) one side links to each other with oil-out (10), L type groove (11) top links to each other with piston pin (1) inside wall, the quantity of L type groove (11) is not less than four, L type groove (11) section is circular.
3. A piston pin for a three-cylinder engine according to claim 1, characterized in that: spacing case (4) and movable block (3) are the alloy material and make, spacing case (4) and movable block (3) sliding connection, spacing case (4) and oil storage chamber (2) inside wall welding.
4. A piston pin for a three-cylinder engine according to claim 1, characterized in that: spring (7) are the rectangle array and distribute on movable block (3) top, spring (7) are located the inside of sealing ring (6), the section of sealing ring (6) is circularly, sealing ring (6) are made for the rubber material.
5. A piston pin for a three-cylinder engine according to claim 1, characterized in that: the number of the oil storage holes (8) is not less than four, and the oil storage holes (8) are connected with the inner side wall of the piston pin (1).
6. A piston pin for a three-cylinder engine according to claim 1, characterized in that: the edges of the two ends of the piston pin (1) are arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022380878.6U CN213954322U (en) | 2020-10-23 | 2020-10-23 | Piston pin of three-cylinder engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022380878.6U CN213954322U (en) | 2020-10-23 | 2020-10-23 | Piston pin of three-cylinder engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213954322U true CN213954322U (en) | 2021-08-13 |
Family
ID=77204809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022380878.6U Active CN213954322U (en) | 2020-10-23 | 2020-10-23 | Piston pin of three-cylinder engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213954322U (en) |
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2020
- 2020-10-23 CN CN202022380878.6U patent/CN213954322U/en active Active
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