CN109057986B

CN109057986B - Wear-resistant durable automobile engine piston ring

Info

Publication number: CN109057986B
Application number: CN201810821924.6A
Authority: CN
Inventors: 谢根荣
Original assignee: Anqing Ruilaibo Auto Parts Co ltd
Current assignee: Anqing Ruilaibo Auto Parts Co ltd
Priority date: 2018-07-24
Filing date: 2018-07-24
Publication date: 2020-10-09
Anticipated expiration: 2038-07-24
Also published as: CN109057986A

Abstract

The invention discloses a wear-resistant durable automobile engine piston ring, which comprises a piston ring main body and a buckle, wherein a plurality of groups of ring grooves are formed in one circle of the inner surface of the piston ring main body, a plurality of groups of slag collecting grooves are formed in one circle of the upper end surface of the piston ring main body, an upper ring body is movably arranged on the inner side of the upper end of the piston ring main body, and a lower ring body is movably arranged on the inner side of the lower end of the piston ring main body. The wear-resistant durable automobile engine piston ring is provided with the deepening groove, the slag collecting groove and the temperature-resistant rubber sleeve, so that the phenomenon that a rectangular buckle is in conflict friction and separation due to thermal expansion and cold contraction is avoided, the service life of the piston ring is prolonged, the sealing performance of the piston ring is improved, scraps are collected, the abrasion of a ring body caused by the fact that the scraps are in friction with the ring body is avoided, the sealing ring is protected, the ring body is prevented from being damaged by high temperature, the wear-resistant durable automobile engine piston ring is suitable for different working conditions, and better use prospects are brought.

Description

Wear-resistant durable automobile engine piston ring

Technical Field

The invention relates to the field of automobile accessories, in particular to a wear-resistant durable automobile engine piston ring.

Background

The piston ring is a metal elastic ring with large outward expansion deformation, which is assembled in a ring groove with a section corresponding to the ring groove, and the reciprocating and rotating piston ring forms sealing between the outer circular surface of the ring and the cylinder and one side surface of the ring and the ring groove by the pressure difference of gas or liquid; there is certain drawback when using in current car engine piston ring, and the piston ring can be because expend with heat and contract with cold phenomenon for the button head of port takes place the phenomenon of conflict friction and deviating from, influences the life of piston ring on one hand, influences its leakproofness on the other hand, and the piston ring has when rotatory process to produce asking of tiny bits of rubbing because of reciprocating friction simultaneously

However, if the scraps are not cleaned in time, the scraps can rub with the ring body to cause abrasion, and certain adverse effects are caused in the using process, so that a wear-resistant and durable automobile engine piston ring is provided.

Disclosure of Invention

The invention mainly aims to provide a wear-resistant durable automobile engine piston ring which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a wear-resistant durable automobile engine piston ring comprises a piston ring main body and a buckle, wherein a plurality of groups of ring grooves are formed in one circle of the inner surface of the piston ring main body, a plurality of groups of slag collecting grooves are formed in one circle of the upper end surface of the piston ring main body, an upper ring body is movably mounted on the inner side of the upper end of the piston ring main body, a lower ring body is movably mounted on the inner side of the lower end of the piston ring main body, a temperature-resistant rubber sleeve is fixedly mounted between the upper ring body and the lower ring body and close to the inside of the ring grooves, a sealing ring is glued to the inside of the temperature-resistant rubber sleeve, a plurality of groups of fixed slots are formed in the upper end; the buckle is located at an end face opening of the piston ring main body, a rectangular buckle head is arranged on the outer surface of one end of the buckle, an outer groove is formed in the position, close to the buckle, of the inner surface of the piston ring main body, and a deepening groove is formed in one side of the outer groove, close to the inner portion of the piston ring main body.

Preferably, the piston ring main body is made of steel, and the depth of the annular groove is one point and two centimeters.

Preferably, the cross-sectional shape of slag trap is the toper, and slag trap's degree of depth is five millimeters, go up the connected mode between ring body and the lower ring body and be for inlaying.

Preferably, the temperature-resistant range of the temperature-resistant rubber sleeve is-300 ℃ to 200 ℃, and the sealing ring is composed of two groups of O-shaped sealing rings.

Preferably, the rectangular buckle head is internally provided with an elastic element, and a blocking piece is arranged between the outer groove and the deepened groove.

Compared with the prior art, the invention has the following beneficial effects: this wear-resisting durable automobile engine piston ring, through setting up the deepening groove, avoid rectangle discount because expend with heat and contract with cold and take place the phenomenon of conflict friction and deviating from, one improves the life of piston ring, two improve its leakproofness, through setting up the collection cinder notch, collect the piece, avoid these pieces and ring body to take place the friction, lead to the ring body wearing and tearing, through setting up temperature resistant rubber sleeve, play the effect of protection sealing washer, prevent high temperature damage ring body, whole automobile engine piston ring is simple, high operation convenience, the effect of use is better for traditional mode.

Drawings

FIG. 1 is a schematic view of the overall structure of a wear-resistant durable automobile engine piston ring according to the invention;

FIG. 2 is an exploded view of a wear resistant durable automotive engine piston ring of the present invention;

fig. 3 is an enlarged view of a in fig. 1 of a wear-resistant durable automobile engine piston ring according to the present invention.

In the figure: 1. a piston ring body; 2. an annular groove; 3. a slag collecting groove; 4. an upper ring body; 5. a lower ring body; 6. a temperature-resistant rubber sleeve; 7. a seal ring; 8. fixing the slot; 9. a protrusion; 10. buckling; 11. a rectangular buckle head; 12. an outer tank; 13. and (5) deepening the groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-3, a wear-resistant and durable automobile engine piston ring comprises a piston ring main body 1 and a buckle 10, wherein a plurality of groups of ring grooves 2 are formed in one circle of the inner surface of the piston ring main body 1, a plurality of groups of slag collecting grooves 3 are formed in one circle of the upper end surface of the piston ring main body 1, an upper ring body 4 is movably mounted on the inner side of the upper end of the piston ring main body 1, a lower ring body 5 is movably mounted on the inner side of the lower end of the piston ring main body 1, a temperature-resistant rubber sleeve 6 is fixedly mounted between the upper ring body 4 and the lower ring body 5 and close to the inside of the ring groove 2, a seal ring 7 is glued inside the temperature-resistant rubber sleeve 6, a plurality of groups of fixing slots 8 are formed in; the buckle 10 is positioned at an opening position of one end face of the piston ring main body 1, a rectangular buckle head 11 is arranged on the outer surface of one end of the buckle 10, an outer groove 12 is formed in the position, close to the buckle 10, of the inner surface of the piston ring main body 1, and a deepening groove 13 is formed in one side of the outer groove 12, close to the interior of the piston ring main body 1;

the piston ring main body 1 is made of steel materials, and the depth of the annular groove 2 is one point two centimeters; the section of the slag collecting groove 3 is conical, the depth of the slag collecting groove 3 is five millimeters, and the upper ring body 4 and the lower ring body 5 are connected in an embedded mode; the temperature-resistant range of the temperature-resistant rubber sleeve 6 is-300 ℃ to 200 ℃, and the sealing ring 7 consists of two groups of O-shaped sealing rings; an elastic element is arranged inside the rectangular buckle head 11, and a blocking piece is arranged between the outer groove 12 and the deepened groove 13.

It should be noted that, the invention is a wear-resisting durable automobile engine piston ring, when using, the piston ring body 1 is mainly inlaid by the upper ring body 4 and the lower ring body 5, the inner surface of the piston ring body 1 is equipped with the ring groove 2 used for connecting with the cylinder, at the same time, the inside of the ring groove 2 is equipped with the seal ring 7 with good sealing performance, used for forming the seal between the cylinder and one side of the ring groove, the temperature-resistant rubber sleeve 6 can play the role of protecting the seal ring 7, prevent the ring body from being damaged by high temperature, when installing, through inserting the bulge 9 into the fixed slot 8 correspondingly, play the role of fixing the temperature-resistant rubber sleeve 6 and the seal ring 7, when closing after putting on the piston ring, the buckle 10 will stretch into the outer slot 12, forming the sealing connection state, but considering the influence of the heat expansion and cold contraction phenomenon to the piston ring, additionally provided with the deepened slot 13, when the shrinkage, rectangle discount 11 can continue to stretch into to deepening in the groove 13, furthest contacts the rampart, protection rectangle discount 11, when expending with heat, rectangle discount 11 can be deviate from to the outside of deepening groove 13, contact with the separation blade of outer groove 12, realize sealedly, the extension distance, prevent excessively deviating from, through having seted up a plurality of groups collection cinder groove 3 at the up end of piston ring main part 1, the piston ring can produce tiny bits of rubbing because of reciprocating friction when rotatory process, can fall into collection cinder groove 3 and be collected, and is comparatively practical.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a wear-resisting durable automobile engine piston ring, includes piston ring main part (1) and buckle (10), the one end surface of buckle (10) is provided with rectangle discount (11), the position department that the internal surface of piston ring main part (1) is close to buckle (10) has seted up outer groove (12), deepening groove (13), its characterized in that have been seted up near the inside of piston ring main part (1) to one side of outer groove (12): the piston ring is characterized in that a plurality of groups of ring grooves (2) are formed in one circle of the inner surface of the piston ring main body (1), a plurality of groups of slag collecting grooves (3) are formed in one circle of the upper end surface of the piston ring main body (1), an upper ring body (4) is movably mounted on the inner side of the upper end of the piston ring main body (1), a lower ring body (5) is movably mounted on the inner side of the lower end of the piston ring main body (1), a temperature-resistant rubber sleeve (6) is fixedly mounted between the upper ring body (4) and the lower ring body (5) and close to the inside of the ring grooves (2), a sealing ring (7) is glued inside the temperature-resistant rubber sleeve (6), a plurality of groups of fixed slots (8) are formed in the upper end surface of the temperature-resistant rubber sleeve (6); the buckle (10) is positioned at the position of an opening at one end surface of the piston ring main body (1).

2. A wear resistant durable automobile engine piston ring as set forth in claim 1, wherein: the piston ring main body (1) is made of steel materials, and the depth of the annular groove (2) is one point and two centimeters.

3. A wear resistant durable automobile engine piston ring as set forth in claim 1, wherein: the cross-sectional shape of collection sediment groove (3) is the toper, and the degree of depth of collection sediment groove (3) is five millimeters, go up the connected mode between ring body (4) and lower ring body (5) and be for inlaying.

4. A wear resistant durable automobile engine piston ring as set forth in claim 1, wherein: the temperature-resistant range of the temperature-resistant rubber sleeve (6) is-300 ℃ to 200 ℃, and the sealing ring (7) is composed of two groups of O-shaped sealing rings.

5. A wear resistant durable automobile engine piston ring as set forth in claim 1, wherein: the inside of rectangle discount (11) is provided with elastic element, be provided with the separation blade between outer groove (12) and deepened groove (13).