CN112628014A - High-wear-resistance automobile piston with heat dissipation structure - Google Patents
High-wear-resistance automobile piston with heat dissipation structure Download PDFInfo
- Publication number
- CN112628014A CN112628014A CN202011541260.1A CN202011541260A CN112628014A CN 112628014 A CN112628014 A CN 112628014A CN 202011541260 A CN202011541260 A CN 202011541260A CN 112628014 A CN112628014 A CN 112628014A
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- Prior art keywords
- piston
- heat dissipation
- piston pin
- positioning
- main body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F3/16—Pistons having cooling means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F3/00—Pistons
- F02F2003/0007—Monolithic pistons; One piece constructions; Casting of pistons
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The invention belongs to the technical field of automobile pistons, and particularly relates to a high-wear-resistance automobile piston with a heat dissipation structure. According to the piston pin seat, the positioning groove is formed in the piston, the piston pin is provided with the positioning universal ball seat, the positioning universal ball seat is connected into the groove through the spring and clamped into the positioning groove through the positioning universal ball seat, the piston pin is prevented from moving towards two sides of the piston pin seat, one end of the piston pin even extends out of the piston pin seat, and the piston pin rubs against the inner wall of the cylinder when moving, so that the cylinder is damaged; the inner cavity of the side wall of the piston is provided with a plurality of heat dissipation holes in a penetrating mode from top to bottom, the heat dissipation holes are communicated with the left side wall and the right side wall of the piston, the heat dissipation holes are communicated with the positioning grooves, heat dissipation performance of the positioning assembly is improved, heat dissipation performance of the whole piston is greatly improved, and service life of the piston is prolonged.
Description
Technical Field
The invention relates to the technical field of automobile pistons, in particular to a high-wear-resistance automobile piston with a heat dissipation structure.
Background
The piston is the central part of the automobile engine and plays an extremely important role in the operation of the whole engine. The piston is connected with the connecting rod in the using process, and the piston is matched with the connecting rod to realize the piston movement of the piston and provide power. The piston and the connecting rod are connected in a mode that the piston pin penetrates through a small-end bushing hole of the connecting rod, the piston pin and the small-end bushing hole of the connecting rod can slide relatively in the movement process of the piston, the piston pin can move towards two sides of a piston pin boss, one end of the piston pin even extends out of the piston pin boss, and the piston pin rubs with the inner wall of the cylinder when moving to damage the cylinder; and a large amount of heat is also produced during friction, and the service life of the automobile piston can be prolonged only by the automobile piston with better heat dissipation performance, so that the automobile piston with a high wear-resistant heat dissipation structure needs to be developed.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the problems occurring in the prior art.
Therefore, the invention aims to provide a high-wear-resistance automobile piston with a heat dissipation structure, wherein a positioning groove is formed in the piston, a positioning universal ball seat is arranged on a piston pin, the positioning universal ball seat is connected in a groove through a spring and clamped into the positioning groove through the positioning universal ball seat, the piston pin is prevented from moving towards two sides of a piston pin seat, one end of the piston pin even extends out of the piston pin seat, and the piston pin rubs with the inner wall of a cylinder when moving to damage the cylinder; the inner cavity of the piston side wall is provided with a plurality of heat dissipation holes in a penetrating mode from top to bottom, the heat dissipation holes are communicated with the left outer wall and the right outer wall of the piston, a filter screen is arranged at the communication position, the heat dissipation holes are further prevented from being blocked by sundry dust and the like, the heat dissipation performance is reduced, the heat dissipation holes are communicated with the positioning grooves, the heat dissipation performance of the positioning assembly is improved, the heat dissipation performance of the whole piston is greatly improved, and the service life of the piston.
To solve the above technical problem, according to an aspect of the present invention, the present invention provides the following technical solutions:
the utility model provides a high wear-resisting car piston that has heat radiation structure, its includes piston main part and piston pin, the first one of piston main part lateral wall is provided with the piston ring, piston key seat has been seted up at piston main part lateral wall middle part, the inner chamber of piston main part lateral wall runs through from top to bottom and is provided with a plurality of louvres, the louvre both ends all are provided with first filter screen, piston key seat inside is provided with the piston pin, the piston main part with the constant head tank has been seted up to the piston pin junction symmetry, the piston pin with the piston main part junction symmetry seted up with constant head tank complex recess, recess inner chamber has the universal ball seat in location through spring coupling, the universal ball seat card in location is gone.
As a preferable aspect of the highly wear-resistant automotive piston with a heat dissipation structure according to the present invention, wherein: the heat dissipation hole is communicated with the outer side wall of the piston main body, and a second filter screen is arranged at the communication position.
As a preferable aspect of the highly wear-resistant automotive piston with a heat dissipation structure according to the present invention, wherein: the edge of the bottom of the piston main body is chamfered, and the lower half part of the inner wall of the piston main body is provided with a reinforcing ring.
As a preferable aspect of the highly wear-resistant automotive piston with a heat dissipation structure according to the present invention, wherein: the inner cavity of the positioning groove is communicated with the heat dissipation holes and is provided with communication holes.
As a preferable aspect of the highly wear-resistant automotive piston with a heat dissipation structure according to the present invention, wherein: the piston pin is provided with a stripe groove, and the stripe groove is located in the middle of the piston pin.
Compared with the prior art, the invention has the beneficial effects that: the piston pin is prevented from moving to two sides of the piston pin boss by clamping the positioning universal ball seat into the positioning groove, one end of the piston pin even extends out of the piston pin boss, and rubs with the inner wall of the cylinder when the piston moves, so that the cylinder is damaged; the inner cavity of the piston side wall is provided with a plurality of heat dissipation holes in a penetrating mode from top to bottom, the heat dissipation holes are communicated with the left outer wall and the right outer wall of the piston, a filter screen is arranged at the communication position, the heat dissipation holes are further prevented from being blocked by sundry dust and the like, the heat dissipation performance is reduced, the heat dissipation holes are communicated with the positioning grooves, the heat dissipation performance of the positioning assembly is improved, the heat dissipation performance of the whole piston is greatly improved, and the service life of the piston.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise. Wherein:
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a schematic view of the enlarged partial structure of the area A in FIG. 1 according to the present invention;
in the figure: the piston comprises a piston main body 100, a piston ring 110, a piston pin boss 120, a heat dissipation hole 130, a first filter 140, a second filter 150, a reinforcing ring 160, a positioning groove 170, a communication hole 180, a piston pin 200, a groove 210, a spring 220, a positioning universal ball seat 230 and a stripe groove 240.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described herein, and it will be apparent to those of ordinary skill in the art that the present invention may be practiced without departing from the spirit and scope of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional views illustrating the structure of the device are not enlarged partially according to the general scale for convenience of illustration, and the drawings are only examples, which should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The invention provides the following technical scheme: a high wear-resisting car piston with heat radiation structure, in the course of using, through setting up the locating slot in the piston, there is locating universal ball seat at the piston pin, and locate the universal ball seat and connect in the recess through the spring, block into locating slot through locating universal ball seat, prevent the piston pin from moving to both sides of the piston pin boss, one end of the piston pin even stretches out from the piston pin boss, rub with the inner wall of cylinder while the piston moves, damage the cylinder; the inner cavity of the piston side wall is provided with a plurality of heat dissipation holes in a penetrating mode from top to bottom, the heat dissipation holes are communicated with the left outer wall and the right outer wall of the piston, a filter screen is arranged at the communication position, the heat dissipation holes are further prevented from being blocked by sundry dust and the like, the heat dissipation performance is reduced, the heat dissipation holes are communicated with the positioning grooves, the heat dissipation performance of the positioning assembly is improved, the heat dissipation performance of the whole piston is greatly improved, and the service life of the piston.
Referring to fig. 1 to 4, the piston includes a piston main body 100 and a piston pin 200;
referring to fig. 1 to 3 again, the piston body 100 is provided with a piston ring 110, a piston pin boss 120, a heat dissipation hole 130, a first filter screen 140, a second filter screen 150, a reinforcement ring 160, a positioning groove 170, and a communication hole 180, specifically, the piston ring 110 is provided on the upper half of the outer side wall of the piston body 100, the piston pin boss 120 is provided in the middle of the outer side wall of the piston body 100, a plurality of heat dissipation holes 130 are provided through the inner cavity of the side wall of the piston body 100 from top to bottom, the first filter screen 140 is provided on both ends of the heat dissipation hole 130, the heat dissipation hole 130 is communicated with the outer side wall of the piston body 100, the second filter screen 150 is provided at the communication position, the bottom edge of the piston body 100 is chamfered, the reinforcement ring 160 is provided on the lower half of the inner wall;
referring to fig. 1 and 4 again, the piston pin 200 is provided with a groove 210, a spring 220, a positioning universal ball seat 230, and a stripe groove 240, specifically, the piston pin 200 is provided inside the piston pin seat 120, the groove 210 matching with the positioning groove 170 is symmetrically formed at the connection position of the piston pin 200 and the piston main body 100, the positioning universal ball seat 230 is connected to the inner cavity of the groove 210 through the spring 220, the positioning universal ball seat 230 is clamped into the inner cavity of the positioning groove 170, the piston pin 200 is provided with the stripe groove 240, and the stripe groove 240 is located in the middle of the piston pin 200.
In a specific using process, when the invention is required to be used, the positioning groove 170 is arranged in the piston, the positioning universal ball seat 230 is arranged on the piston pin 200, the positioning universal ball seat 230 is connected in the groove 210 through the spring 220, the positioning universal ball seat 230 is clamped in the positioning groove 170, the piston pin 200 is prevented from moving to two sides of the piston pin seat 120, one end of the piston pin 200 even extends out of the piston pin seat 120, and the piston pin 200 rubs with the inner wall of the cylinder when moving to damage the cylinder;
the inner cavity of the side wall of the piston main body 100 is provided with a plurality of heat dissipation holes 130 in a penetrating manner from top to bottom, the heat dissipation holes 130 are also communicated with the left and right outer side walls of the piston main body 100, a first filter screen 140 and a second filter screen 150 are arranged at the communication positions, so that sundry dust and the like are further prevented from blocking the heat dissipation holes 130, the heat dissipation performance is reduced, the heat dissipation holes 130 are communicated with the positioning grooves 170 through communication holes 180, the heat dissipation performance of the positioning assembly is improved, the heat dissipation performance of the whole piston is greatly improved, and the.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of the invention may be used in any combination, provided that no structural conflict exists, and the combinations are not exhaustively described in this specification merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (5)
1. The utility model provides a high wear-resisting car piston that has heat radiation structure which characterized in that: comprises a piston main body (100) and a piston pin (200), wherein the upper half part of the outer side wall of the piston main body (100) is provided with a piston ring (110), a piston pin seat (120) is arranged in the middle of the outer side wall of the piston main body (100), a plurality of heat dissipation holes (130) penetrate through the inner cavity of the side wall of the piston main body (100) from top to bottom, the two ends of the heat dissipation hole (130) are respectively provided with a first filter screen (140), the piston pin seat (120) is internally provided with the piston pin (200), positioning grooves (170) are symmetrically formed at the joint of the piston main body (100) and the piston pin (200), the joint of the piston pin (200) and the piston main body (100) is symmetrically provided with a groove (210) matched with the positioning groove (170), the inner cavity of the groove (210) is connected with a positioning universal ball seat (230) through a spring (220), the positioning universal ball seat (230) is clamped into the inner cavity of the positioning groove (170).
2. The piston for the vehicle with the heat dissipating structure, which is highly wear-resistant as claimed in claim 1, wherein: the heat dissipation hole (130) is communicated with the outer side wall of the piston main body (100), and a second filter screen (150) is arranged at the communication position.
3. The piston for the vehicle with the heat dissipating structure, which is highly wear-resistant as claimed in claim 1, wherein: the edge of the bottom of the piston main body (100) is chamfered, and a reinforcing ring (160) is arranged on the lower half part of the inner wall of the piston main body (100).
4. The piston for the vehicle with the heat dissipating structure, which is highly wear-resistant as claimed in claim 1, wherein: the inner cavity of the positioning groove (170) is communicated with the heat dissipation hole (130) and is provided with a communication hole (180).
5. The piston for the vehicle with the heat dissipating structure, which is highly wear-resistant as claimed in claim 1, wherein: the piston pin (200) is provided with a stripe groove (240), and the stripe groove (240) is positioned in the middle of the piston pin (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011541260.1A CN112628014A (en) | 2020-12-23 | 2020-12-23 | High-wear-resistance automobile piston with heat dissipation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011541260.1A CN112628014A (en) | 2020-12-23 | 2020-12-23 | High-wear-resistance automobile piston with heat dissipation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112628014A true CN112628014A (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011541260.1A Pending CN112628014A (en) | 2020-12-23 | 2020-12-23 | High-wear-resistance automobile piston with heat dissipation structure |
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| Country | Link |
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| CN (1) | CN112628014A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088716A (en) * | 2014-06-27 | 2014-10-08 | 陈晓曦 | Automobile piston |
| CN206530417U (en) * | 2017-02-24 | 2017-09-29 | 李斌 | A kind of good piston of automobile engine of heat dispersion |
| CN111828194A (en) * | 2020-07-06 | 2020-10-27 | 刘鹏 | Automobile piston |
| CN211819699U (en) * | 2020-03-31 | 2020-10-30 | 大昌汽车部件股份有限公司 | Automobile piston with heat dissipation structure |
| CN211819697U (en) * | 2020-03-31 | 2020-10-30 | 大昌汽车部件股份有限公司 | Automobile piston with good heat dissipation performance |
| CN211819698U (en) * | 2020-03-31 | 2020-10-30 | 大昌汽车部件股份有限公司 | Automobile piston easy to radiate heat |
| CN111946484A (en) * | 2020-08-24 | 2020-11-17 | 玉环博海机械有限公司 | Automobile piston |
-
2020
- 2020-12-23 CN CN202011541260.1A patent/CN112628014A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088716A (en) * | 2014-06-27 | 2014-10-08 | 陈晓曦 | Automobile piston |
| CN206530417U (en) * | 2017-02-24 | 2017-09-29 | 李斌 | A kind of good piston of automobile engine of heat dispersion |
| CN211819699U (en) * | 2020-03-31 | 2020-10-30 | 大昌汽车部件股份有限公司 | Automobile piston with heat dissipation structure |
| CN211819697U (en) * | 2020-03-31 | 2020-10-30 | 大昌汽车部件股份有限公司 | Automobile piston with good heat dissipation performance |
| CN211819698U (en) * | 2020-03-31 | 2020-10-30 | 大昌汽车部件股份有限公司 | Automobile piston easy to radiate heat |
| CN111828194A (en) * | 2020-07-06 | 2020-10-27 | 刘鹏 | Automobile piston |
| CN111946484A (en) * | 2020-08-24 | 2020-11-17 | 玉环博海机械有限公司 | Automobile piston |
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Application publication date: 20210409 |