CN210483903U

CN210483903U - Durable high-performance piston

Info

Publication number: CN210483903U
Application number: CN201921659258.7U
Authority: CN
Inventors: 丁中; 徐德甫
Original assignee: Yangzhou Ruishang Machinery Manufacturing Co Ltd
Current assignee: Yangzhou Ruishang Machinery Manufacturing Co Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-08
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses a durable high performance piston relates to piston technical field, and for solving current piston mechanism when carrying out long-time operation, some emergency appear in the connecting rod that inevitably can not have the power point, lead to the problem that the piston can not in time be changed and can't be used. The inside of first shell main part is provided with piston work cavity, the inside of piston work cavity is provided with piston skirt portion connecting rod, the lower terminal surface of piston skirt portion connecting rod is provided with first fixed block, the below of first fixed block is provided with the second fixed block, the second fixed block passes through first screw mechanism and first fixed block threaded connection, and first screw mechanism is provided with four, both sides between first fixed block and the second fixed block are provided with first power take off end and second power take off end respectively.

Description

Durable high-performance piston

Technical Field

The utility model relates to a piston technical field specifically is a durable high performance piston.

Background

The piston is a reciprocating element in the cylinder body of the automobile engine. The basic structure of the piston can be divided into a crown, a crown and a skirt. The piston crown is the main part that makes up the combustion chamber and its shape is related to the combustion chamber form chosen. The gasoline engine mostly adopts a flat-top piston, and has the advantage of small heat absorption area. The top of the piston of the diesel engine is provided with various pits, the specific shape, position and size of the pits are matched with the requirements of mixed gas formation and combustion of the diesel engine, the whole piston can be mainly divided into 3 parts, namely a piston top, a piston head and a piston skirt, and the piston mainly plays a role of bearing the combustion pressure in a cylinder and transmitting the force to a crankshaft through a piston pin and a connecting rod. In addition, the piston, the cylinder head and the cylinder wall jointly form a combustion chamber, the piston top is a component of the combustion chamber, so that the piston top is often made into different shapes, and the piston top of the gasoline engine is mostly flat-topped or concave-topped, so that the combustion chamber has the advantages of compact structure, small heat dissipation area and simple manufacturing process. Convex crown pistons are commonly used in two-stroke gasoline engines.

However, when the existing piston mechanism runs for a long time, the problems that the piston cannot be replaced in time and cannot be used due to some emergency situations of the connecting rod without a power point are difficult to avoid; thus, the existing requirements are not met, and a durable high-performance piston is provided for the purpose.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a durable high performance piston to solve the current piston mechanism that provides in the above-mentioned background art when carrying out long-time operation, some emergency appear in the connecting rod that inevitably does not have the power point, lead to the problem that the piston can not in time be changed and use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a durable high performance piston, includes first shell main part, the inside of first shell main part is provided with piston work cavity, piston work cavity's inside is provided with piston skirt portion connecting rod, the lower terminal surface of piston skirt portion connecting rod is provided with first fixed block, the below of first fixed block is provided with the second fixed block, the second fixed block is through first screw mechanism and first fixed block threaded connection, and first screw mechanism is provided with four, both sides between first fixed block and the second fixed block are provided with first power take off end and second power take off end respectively.

Preferably, one end of the first power output end and one end of the second power output end are respectively fixed with different mounting points.

Preferably, a piston head mechanism is arranged above the piston skirt connecting rod, the upper end face of the piston head mechanism is provided with a piston top, a first cavity is arranged inside the piston head mechanism, a third fixing block is arranged on the upper end face of the piston skirt connecting rod, a fourth fixing block is arranged above the third fixing block, the fourth fixing block is in threaded connection with the third fixing block through a second screw mechanism, and the number of the second screw mechanisms is four.

Preferably, a first connecting rod is arranged between the third fixed block and the fourth fixed block, and two ends of the first connecting rod penetrate through and extend to the inner wall of the piston head mechanism.

Preferably, the first cavity is internally provided with two second connecting rods, and two ends of each second connecting rod penetrate through the third fixing block and the fourth fixing block respectively and extend to the inner wall of the piston head mechanism.

Preferably, the upper portion of the outer wall of the piston head mechanism is provided with two valve pits, a second cavity is arranged inside the piston head mechanism, a fin mechanism is arranged inside the second cavity, and the fin mechanism is provided with a plurality of fins.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a power take off of one end is generally only opened in the setting of first power take off end and second power take off end, when the one end of power take off point goes wrong, can change, avoids the problem that can not in time change and unable use that emergency leads to setting up.

2. Through the arrangement of the second cavity and the fin mechanism, sound and heat generated by the piston mechanism during operation are maximized, the fin mechanism increases effective transmission of the household-speed heat, the heat is transmitted to the piston head mechanism, and the heat is transmitted to the outside through the piston head mechanism.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the inner wall structure of the piston head of the present invention;

FIG. 3 is a partial enlarged view of the point A of the present invention;

in the figure: 1. a first housing body; 2. a piston working chamber; 3. a first power output; 4. a second power output; 5. a piston skirt connecting rod; 6. a first fixed block; 7. a second fixed block; 8. a first screw mechanism; 9. a piston head mechanism; 10. a first connecting rod; 11. a piston top; 12. a valve pit; 13. a second connecting rod; 14. a first cavity; 15. a third fixed block; 16. a fourth fixed block; 17. a second screw mechanism; 18. a second cavity; 19. and a fin mechanism.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a durable high performance piston, including first shell main part 1, the inside of first shell main part 1 is provided with piston work cavity 2, the inside of piston work cavity 2 is provided with piston skirt portion connecting rod 5, piston skirt portion connecting rod 5 carries out the transmission of motion, with thermal conduction, the lower terminal surface of piston skirt portion connecting rod 5 is provided with first fixed block 6, the below of first fixed block 6 is provided with second fixed block 7, second fixed block 7 is through

first screw mechanism

8 and 6 threaded connection of first fixed block, and first screw mechanism 8 is provided with four, it is all comparatively convenient that first screw mechanism 8 makes the installation dismantle, both sides between first fixed block 6 and the second fixed block 7 are provided with first power take off end 3 and second power take off end 4 respectively.

Further, the one end of first power take off 3 and second power take off 4 is fixed with the mounting point of difference respectively, and the output of power point that first power take off 3 and second power take off 4 set up can be timely has changed, avoids damaging the unable problem of using that the back can not be changed and lead to.

Further, a piston head mechanism 9 is arranged above the piston skirt connecting rod 5, a piston top 11 is arranged on the upper end face of the piston head mechanism 9, a first cavity 14 is arranged inside the piston head mechanism 9, a third fixing block 15 is arranged on the upper end face of the piston skirt connecting rod 5, a fourth fixing block 16 is arranged above the third fixing block 15, the fourth fixing block 16 is in threaded connection with the third fixing block 15 through a second screw mechanism 17, four second screw mechanisms 17 are arranged, and the piston top 11 effectively compresses air.

Further, a first connecting rod 10 is arranged between the third fixing block 15 and the fourth fixing block 16, two ends of the first connecting rod 10 penetrate through and extend to the inner wall of the piston head mechanism 9, and the first connecting rod 10 is mainly connected to avoid falling.

Further, the inside of first cavity 14 is provided with second connecting rod 13, and second connecting rod 13 is provided with two, and the both ends of two second connecting rods 13 run through third fixed block 15 and fourth fixed block 16 respectively and extend to on the inner wall of piston head mechanism 9, and second connecting rod 13 makes the connection of piston skirt portion connecting rod 5 more firm.

Further, valve pits 12 are formed in the upper portion of the outer wall of the piston head mechanism 9, two valve pits 12 are formed in the piston head mechanism 9, a second cavity 18 is formed in the piston head mechanism 9, a fin mechanism 19 is arranged in the second cavity 18, the fin mechanism 19 is provided with a plurality of parts, and the fin mechanism 19 can effectively increase the heat discharge efficiency.

The working principle is as follows: during the use, install the one end of first power take off 3 and second power take off 4 respectively and fix on the mounting point of difference, the inside at first fixed block 6 and second fixed block 7 is installed to the other end of first power take off 3 and second power take off 4, it has piston skirt connecting rod 5 to weld in the top of first fixed block 6, third fixed block 15 and fourth fixed block 16 are being connected to the outer wall of piston skirt connecting rod 5, and second connecting rod 13 increases the firm of connecting piston skirt connecting rod 5.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A durable high-performance piston comprising a first housing body (1), characterized in that: the inside of first shell main part (1) is provided with piston work cavity (2), the inside of piston work cavity (2) is provided with piston skirt portion connecting rod (5), the lower terminal surface of piston skirt portion connecting rod (5) is provided with first fixed block (6), the below of first fixed block (6) is provided with second fixed block (7), second fixed block (7) are through first screw mechanism (8) and first fixed block (6) threaded connection, and first screw mechanism (8) are provided with four, both sides between first fixed block (6) and second fixed block (7) are provided with first power take off (3) and second power take off (4) respectively.

2. A durable, high performance piston, as claimed in claim 1, wherein: and one end of the first power output end (3) and one end of the second power output end (4) are respectively fixed with different mounting points.

3. A durable, high performance piston, as claimed in claim 1, wherein: piston head mechanism (9) is provided with to the top of piston skirt connecting rod (5), the up end of piston head mechanism (9) is provided with piston top (11), the inside of piston head mechanism (9) is provided with first cavity (14), the up end of piston skirt connecting rod (5) is provided with third fixed block (15), the top of third fixed block (15) is provided with fourth fixed block (16), fourth fixed block (16) are through second screw mechanism (17) and third fixed block (15) threaded connection, and second screw mechanism (17) are provided with four.

4. A durable high performance piston as set forth in claim 3 wherein: a first connecting rod (10) is arranged between the third fixing block (15) and the fourth fixing block (16), and two ends of the first connecting rod (10) penetrate through and extend to the inner wall of the piston head mechanism (9).

5. A durable high performance piston as set forth in claim 3 wherein: the inner part of the first cavity (14) is provided with two second connecting rods (13), and the two ends of the two second connecting rods (13) respectively penetrate through a third fixing block (15) and a fourth fixing block (16) and extend to the inner wall of the piston head mechanism (9).

6. A durable high performance piston as set forth in claim 3 wherein: the air valve pit mechanism is characterized in that two air valve pits (12) are formed in the upper portion of the outer wall of the piston head mechanism (9), a second cavity (18) is formed in the piston head mechanism (9), a fin mechanism (19) is arranged in the second cavity (18), and the fin mechanism (19) is provided with a plurality of air valve pits (12).