CN217300730U - Piston pin structure with high sealing type - Google Patents
Piston pin structure with high sealing type Download PDFInfo
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- CN217300730U CN217300730U CN202221346229.7U CN202221346229U CN217300730U CN 217300730 U CN217300730 U CN 217300730U CN 202221346229 U CN202221346229 U CN 202221346229U CN 217300730 U CN217300730 U CN 217300730U
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Abstract
The utility model provides a piston pin structure with high canned type belongs to piston pin technical field. The piston connecting rod assembly comprises a piston piece, a connecting rod piece, a first sealing gasket and a piston pin, wherein a pin hole is formed in the piston piece, the piston pin is inserted into the pin hole, the connecting rod piece is rotatably connected with the piston piece through the piston pin, two symmetrical mounting grooves are formed in the surface of the piston piece, and the first sealing gasket is clamped and mounted in the mounting grooves and sleeved on the piston pin; the installation of the first sealing gasket is facilitated through the installation groove in the piston pin, the sealing effect is achieved at the connection position of the piston pin and the pin hole, impurities are reduced to enter the connection position, the storage cavity formed in the piston pin facilitates the storage of lubricating oil, the lubricating oil conveniently flows to the surface of the piston pin through the oil through hole, the lubricating effect is achieved, and the abrasion between the piston pin and the piston piece is reduced.
Description
Technical Field
The utility model relates to a piston pin technical field particularly, relates to a piston pin structure with high canned type.
Background
The wrist pin is a cylindrical pin mounted on the skirt of the piston. The middle part of the connecting rod passes through a small end hole of the connecting rod and is used for connecting the piston and the connecting rod, and the function of the connecting rod is to transmit the gas acting force borne by the piston to the connecting rod or to enable the small end of the connecting rod to drive the piston to move together.
Piston pin direct cartridge is on piston spare when using, can't seal through the gasket, leads to impurity to get into the junction easily, leads to piston spare and piston pin surface impaired, is unfavorable for the operation of connecting rod spare, and can't lubricate the junction through lubricating oil, reduces wearing and tearing, improves life.
SUMMERY OF THE UTILITY MODEL
In order to compensate above not enough, the utility model provides a piston pin structure with high canned type aims at improving and can't seal through the gasket, leads to impurity to get into the junction easily, leads to piston spare and piston pin surface impaired, is unfavorable for the operation of connecting rod spare, and can't lubricate the junction through lubricating oil, reduces wearing and tearing, improves life.
The embodiment of the utility model provides a piston pin structure with high canned type, including piston link assembly, piston link assembly includes piston spare, connecting rod spare, first seal gasket and piston pin, seted up the pinhole on the piston spare, the piston pin cartridge is in the pinhole, the connecting rod spare through the piston pin with the piston spare rotates to be connected, two symmetrical mounting grooves have been seted up on the surface of piston spare, first seal gasket block is installed in the mounting groove, and the suit is on the piston pin;
the piston pin is characterized in that storage cavities are respectively formed in the end faces of two sides of the piston pin, a second sealing gasket is arranged on one side of each storage cavity and is installed on the end face of the piston pin, and a plurality of oil through holes are formed in the circumferential surface of the piston pin.
In the above-mentioned realization in-process, make things convenient for the piston pin cartridge on the piston spare through the pinhole, installation through the convenient first seal gasket of mounting groove on the piston pin, play sealed effect in piston pin and pinhole junction, it gets into the junction to reduce impurity, make things convenient for the operation of connecting rod spare, storage cavity through setting up on the piston pin makes things convenient for the storage of lubricating oil, lubricating oil conveniently flows the piston pin through the logical oilhole on the surface, play the lubrication action, reduce the wearing and tearing between piston pin and the piston spare, and the service life is prolonged.
In a specific embodiment, the piston member is provided with clamping grooves at both ends, and piston rings are installed in the clamping grooves.
In the implementation process, the piston pin is conveniently limited in the pin hole through the piston ring arranged in the clamping groove.
In a particular embodiment, both ends of the piston pin are provided with limit end surfaces, against which one side of the piston ring rests.
In the implementation process, the piston pin is convenient to contact with the piston ring through the limiting end face of the piston pin, so that the displacement of the piston pin is limited, and looseness is reduced.
In a specific embodiment, the first sealing gasket is fixedly connected with the piston member by a plurality of screws.
In the above implementation, the first sealing gasket is conveniently mounted on the piston member by a screw.
In a specific embodiment, a plurality of symmetrically distributed reinforcing ribs are fixedly installed in the storage cavity, and the second sealing gasket abuts against the side surfaces of the reinforcing ribs.
In the implementation process, the structural strength at two ends of the piston pin is greatly improved and the deformation is reduced through the plurality of reinforcing rib plates in the storage cavity.
In a specific embodiment, a plurality of stepped holes are formed in the surface of the second sealing gasket, countersunk screws are arranged in the stepped holes, and one ends of the countersunk screws are connected to the reinforcing rib plates in a threaded mode.
In the implementation process, the second sealing gasket is conveniently arranged on the reinforcing rib plate through the countersunk head screw arranged in the stepped hole.
In a specific embodiment, a plurality of the reinforcement ribs are provided with flow channels.
In the implementation process, the circulation of the lubricating oil is facilitated through the circulation groove.
In a specific embodiment, the piston pin is provided with a plurality of oil guide grooves on both side surfaces thereof, and the oil guide grooves are communicated with the oil through holes.
In the above-mentioned realization process, be linked together through leading oil groove and oil through hole, make things convenient for lubricating oil to flow into the piston pin on the surface, lubricate at the junction, reduce the degree of wear.
Has the advantages that:
in this piston pin structure with high canned type, make things convenient for the piston pin cartridge on the piston spare through the pinhole, installation through the convenient first seal gasket of mounting groove on the piston pin, play sealed effect in piston pin and pinhole junction, it gets into the junction to reduce impurity, make things convenient for the operation of connecting rod spare, the storage of the storage cavity that sets up on the piston pin makes things convenient for lubricating oil through the logical oilhole, lubricating oil conveniently flows to the piston pin on the surface through leading to the oilhole, play the lubrication action, reduce the wearing and tearing between piston pin and the piston spare, and the service life is prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is one of the schematic structural diagrams provided by the embodiment of the present invention;
fig. 2 is a second schematic structural diagram provided in the embodiment of the present invention;
fig. 3 is a third schematic structural diagram according to an embodiment of the present invention;
fig. 4 is a partially enlarged view of a portion a in fig. 3.
In the figure: 100. a piston link assembly; 110. a piston member; 111. a pin hole; 112. mounting grooves; 113. a card slot; 1131. a piston ring; 120. a link member; 130. a first sealing gasket; 140. a piston pin; 141. a storage cavity; 1411. a second sealing gasket; 14111. a stepped hole; 141111, countersunk head screws; 1412. a reinforcing rib plate; 14121. a circulation tank; 142. an oil through hole; 143. a limiting end face; 144. and an oil guide groove.
Detailed Description
The technical solution in the embodiment of the present invention will be described below with reference to the accompanying drawings in the embodiment of the present invention.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-4, the present invention provides a piston pin structure with a high sealing type, including a piston connecting rod assembly 100, the piston connecting rod assembly 100 includes a piston member 110, a connecting rod member 120, a first sealing gasket 130 and a piston pin 140, the piston member 110 is provided with a pin hole 111, the piston pin 140 is inserted in the pin hole 111, the connecting rod member 120 is rotatably connected with the piston member 110 via the piston pin 140, the surface of the piston member 110 is provided with two symmetrical mounting grooves 112, the first sealing gasket 130 is installed in the mounting groove 112 in a clamping manner and is sleeved on the piston pin 140;
the end surfaces of two sides of the piston pin 140 are respectively provided with a storage cavity 141, one side of the storage cavity 141 is provided with a second sealing gasket 1411, the second sealing gasket 1411 is installed on the end surface of the piston pin 140, the circumferential surface of the piston pin 140 is provided with a plurality of oil through holes 142, the piston pin 140 is convenient to insert on the piston piece 110 through the pin hole 111, the installation of the first sealing gasket 130 is convenient through the installation groove 112 on the piston pin 140, the joint of the piston pin 140 and the pin hole 111 plays a role in sealing, impurities are reduced to enter the joint, the connection rod piece 120 is convenient to operate, the storage of lubricating oil is convenient through the storage cavity 141 arranged on the piston pin 140, the lubricating oil conveniently flows to the surface of the piston pin 140 through the oil through holes 142, the lubricating effect is achieved, the abrasion between the piston pin 140 and the piston piece 110 is reduced, and the service life is prolonged.
When specifically setting up, the both ends of piston spare 110 all are provided with draw-in groove 113, install piston ring 1131 in the draw-in groove 113, through the piston ring 1131 of installing in the draw-in groove 113, conveniently restrict piston pin 140 in pinhole 111.
The utility model discloses in the scheme, piston pin 140's both ends are provided with spacing terminal surface 143, and piston ring 1131's one side is supported and is ended on spacing terminal surface 143, through piston pin 140's spacing terminal surface 143, conveniently contacts with piston ring 1131 to restriction piston pin 140's displacement reduces not hard up.
In this embodiment, the first sealing gasket 130 is fixedly connected to the piston member 110 by a plurality of screws, and the first sealing gasket 130 is conveniently mounted on the piston member 110 by the screws.
In the utility model discloses in the scheme, fixed mounting has a plurality of symmetric distribution's reinforcing rib plate 1412 in the storage cavity 141, and second seal gasket 1411 supports on reinforcing rib plate 1412's side surface, through a plurality of reinforcing rib plate 1412 in the storage cavity 141, improves the structural strength at piston pin 140 both ends greatly, reduces deformation.
In this embodiment, a plurality of stepped holes 14111 are formed on a surface of the second sealing gasket 1411, countersunk screws 141111 are formed in the stepped holes 14111, one end of each countersunk screw 141111 is screwed on the reinforcing rib plate 1412, and the second sealing gasket 1411 is conveniently mounted on the reinforcing rib plate 1412 through the countersunk screw 141111 formed in the stepped hole 14111.
In the scheme of the utility model, all be provided with circulation groove 14121 on a plurality of strengthening rib 1412, make things convenient for the circulation of lubricating oil through circulation groove 14121.
When specifically setting up, be provided with a plurality of oil groove 144 of leading on the both sides surface of piston pin 140, lead oil groove 144 and oil through hole 142 and be linked together, be linked together through leading oil groove 144 and oil through hole 142, make things convenient for lubricating oil to flow into piston pin 140 on the surface, lubricate at the junction, reduce the degree of wear.
The working principle of the piston pin structure with the high sealing type is as follows: during the use, through pinhole 111, piston pin 140 cartridge is on piston piece 110, and be connected with connecting rod piece 120, first seal gasket 130 is installed in mounting groove 112 on piston pin 140, play the sealing effect at piston pin 140 and pinhole 111 junction, reduce the impurity of junction, again with lubricating oil filling in storage cavity 141, connecting rod piece 120 drives piston piece 110 when operation, lubricating oil flows to piston pin 140 on the surface through logical oilhole 142, play the lubrication action, reduce the wearing and tearing between piston pin 140 and piston piece 110, improve life.
The above description is only an example of the present invention and is not intended to limit the scope of the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A piston pin structure with a high sealing type is characterized by comprising
The piston and connecting rod assembly (100) comprises a piston piece (110), a connecting rod piece (120), a first sealing gasket (130) and a piston pin (140), wherein a pin hole (111) is formed in the piston piece (110), the piston pin (140) is inserted into the pin hole (111), the connecting rod piece (120) is rotatably connected with the piston piece (110) through the piston pin (140), two symmetrical mounting grooves (112) are formed in the surface of the piston piece (110), and the first sealing gasket (130) is clamped and mounted in the mounting grooves (112) and sleeved on the piston pin (140);
the piston pin (140) is provided with a storage cavity (141) on two side end surfaces respectively, a second sealing gasket (1411) is arranged on one side of the storage cavity (141), the second sealing gasket (1411) is installed on the end surface of the piston pin (140), and a plurality of oil through holes (142) are formed in the circumferential surface of the piston pin (140).
2. The piston pin structure having a high sealing type according to claim 1, wherein both ends of the piston member (110) are provided with a catching groove (113), and a piston ring (1131) is installed in the catching groove (113).
3. A piston pin structure with a high sealing according to claim 2, characterized in that both ends of the piston pin (140) are provided with a limit end surface (143), and one side of the piston ring (1131) abuts against the limit end surface (143).
4. The piston pin structure with a high sealing type according to claim 1, characterized in that the first sealing gasket (130) is fixedly connected with the piston member (110) by a plurality of screws.
5. The piston pin structure with a high seal according to claim 4, characterized in that a plurality of symmetrically distributed reinforcing ribs (1412) are fixedly mounted in the storage cavity (141), the second sealing gasket (1411) abutting against the side surfaces of the reinforcing ribs (1412).
6. The piston pin structure with a high sealing type according to claim 5, characterized in that a plurality of stepped holes (14111) are provided on a surface of the second sealing gasket (1411), a countersunk screw (141111) is provided in the stepped hole (14111), and one end of the countersunk screw (141111) is screwed on the reinforcing rib (1412).
7. The piston pin structure having a high seal type according to claim 5, characterized in that a plurality of the reinforcement ribs (1412) are each provided with a flow groove (14121).
8. The piston pin structure having a high sealing type according to claim 1, wherein a plurality of oil guide grooves (144) are provided on both side surfaces of the piston pin (140), the oil guide grooves (144) communicating with the oil through hole (142).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221346229.7U CN217300730U (en) | 2022-05-30 | 2022-05-30 | Piston pin structure with high sealing type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221346229.7U CN217300730U (en) | 2022-05-30 | 2022-05-30 | Piston pin structure with high sealing type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217300730U true CN217300730U (en) | 2022-08-26 |
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ID=82918781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221346229.7U Active CN217300730U (en) | 2022-05-30 | 2022-05-30 | Piston pin structure with high sealing type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217300730U (en) |
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2022
- 2022-05-30 CN CN202221346229.7U patent/CN217300730U/en active Active
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