CN215633383U

CN215633383U - Combined piston ring with noise reduction function

Info

Publication number: CN215633383U
Application number: CN202121699103.3U
Authority: CN
Inventors: 陈玉元; 郭道新; 张云
Original assignee: Yizheng Tianhua Piston Ring Co ltd
Current assignee: Yizheng Tianhua Piston Ring Co ltd
Priority date: 2021-07-23
Filing date: 2021-07-23
Publication date: 2022-01-25
Anticipated expiration: 2031-07-23

Abstract

The utility model discloses a combined piston ring with a noise reduction function, which comprises a piston ring body, wherein a fracture opening is formed in the piston ring body, a first hollow groove is formed in the piston ring body, a groove is formed in the inner wall of the fracture opening, a spring is arranged at one part of the fracture opening, a rubber body is arranged at one end of the spring and is arranged in the groove, the outer wall of the rubber body is in contact with the inner wall of the groove, and a vibration reduction sheet is arranged in the first hollow groove; one end of the spring is fixedly connected with one side of the rubber body, the surface of the spring is coated with anti-corrosion and anti-rust paint, and the spring can play a role in damping when the piston ring is used, so that the damping frequency is reduced. This combination formula piston ring with function of making an uproar is fallen through the spring that sets up, and the vibration damping piece through a plurality of quantities that set up simultaneously can reduce the vibration frequency of piston ring body, can play the good effect of making an uproar of falling at last.

Description

Combined piston ring with noise reduction function

Technical Field

The utility model relates to the technical field of piston rings, in particular to a combined piston ring with a noise reduction function.

Background

Piston rings (Piston Ring) are metal rings used to be embedded inside the Piston groove and are divided into two categories: a compression ring and an oil ring. The compression ring can be used for sealing the combustible mixed gas in the combustion chamber; the oil ring is used to scrape off the excessive oil on the cylinder. Piston rings are widely used in various power machines, such as steam engines, diesel engines, gasoline engines, compressors, hydraulic machines and the like, and are widely used in automobiles, piston ring trains, ships, yachts and the like. The piston ring is installed in the ring groove of piston, and it, piston, cylinder sleeve and cylinder cover form a chamber to do work. The piston ring is a core part inside the fuel engine, and it completes the sealing of fuel gas together with the cylinder, piston, cylinder wall, etc. The common automobile engines are diesel engines and gasoline engines, and the used piston rings are different due to different fuel properties, and the early piston rings are formed by casting, but with the technical progress, steel high-power piston rings are produced, and with the continuous improvement of the engine functions and environmental requirements, various advanced surface treatments are applied, such as thermal spraying, electroplating, chromium plating, gas nitriding, physical deposition, surface coating, zinc-manganese series phosphating and the like, so that the functions of the piston rings are greatly improved. The existing piston ring does not have the function of noise reduction, and therefore, a combined piston ring with the function of noise reduction is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a combined piston ring with noise reduction function, so as to solve the problems of the prior art.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a combination formula piston ring with function of making an uproar is fallen, includes the piston ring body, the fracture mouth has been seted up on the piston ring body, set up first cavity groove in the piston ring body, the fracture mouth inner wall is seted up flutedly, fracture mouth department is provided with the spring, the one end of spring is provided with the rubber body, the rubber body sets up in the recess, the outer wall of the rubber body contacts with the inner wall of recess, be provided with damping piece in the first cavity inslot.

Further, one end of spring and one side fixed connection of the rubber body, the surface of spring scribbles anticorrosion, anti rust coating, can play the effect of damping when the piston ring uses through the spring that sets up, reduces the frequency of damping to can play the effect of making an uproar of falling, through can avoid the spring to corrode, rust at the anticorrosion that scribbles on the spring surface, anti rust coating, thereby strengthened the performance and the life of spring.

Furthermore, the vibration reduction sheets are fixedly installed in the first hollow groove and are composed of a plurality of V-shaped unit bodies, the number of the vibration reduction sheets is multiple, each vibration reduction sheet is separated by 5 millimeters, the vibration reduction sheets play a vibration reduction role when the piston ring is used, vibration frequency is reduced, and therefore the purpose of noise reduction is achieved.

Further, the outer wall of the rubber body has been seted up the raised grain, the quantity of raised grain is a plurality of, can make the easy compression deformation of rubber body through the raised grain that sets up.

Further, the second hollow groove has been seted up to the inside of the rubber body, the inside width of second hollow groove is two-thirds of rubber body width, and the second hollow groove through setting up can be under the cooperation of raised grain, makes the rubber body compressed more easily.

Further, the top of the rubber body is provided with a first clamping block, the bottom of the first clamping block is fixedly connected with the top of the rubber body, the outer wall of the first clamping block is in contact with the inner wall of a first clamping groove formed in the inner wall of the groove, and the rubber body can be clamped in the groove through the first clamping block and the first clamping groove.

Further, the bottom of the rubber body is provided with a second clamping block, the top of the second clamping block is fixedly connected with the bottom of the rubber body, the outer wall of the second clamping block is in contact with the inner wall of a second clamping groove formed in the inner wall of the groove, and the rubber body can be stably clamped in the groove through the second clamping block and the second clamping groove.

Compared with the prior art, the utility model has the following beneficial effects:

(1) the combined piston ring with the noise reduction function has the advantages that the spring is arranged at one position of the fracture, and meanwhile, the vibration frequency of the piston ring body can be reduced through the plurality of vibration reduction sheets arranged in the first hollow groove, so that a good noise reduction effect can be achieved;

(2) this combination formula piston ring with function of making an uproar falls through the raised grain that sets up, second hollow groove to can be quick compress the rubber body, make first fixture block, second fixture block break away from respectively in first draw-in groove, the second draw-in groove at last, can accomplish the purpose of dismantling the spring at last.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic cross-sectional view of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of the structure of FIG. 2 at A according to the present invention;

FIG. 4 is a schematic view of a rubber body according to the present invention;

in the figure: 1. a piston ring body; 2. a fracture port; 3. a spring; 4. a first hollow groove; 5. a vibration damping sheet; 6. a groove; 7. rubber body, 8, wave pattern; 9. a first card slot; 10. a first clamping block; 11. a second hollow channel; 12. a second fixture block; 13. and a second card slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: a combined piston ring with a noise reduction function comprises a piston ring body 1, wherein a fracture opening 2 is formed in the piston ring body 1, a first hollow groove 4 is formed in the piston ring body 1, a groove 6 is formed in the inner wall of the fracture opening 2, a spring 3 is arranged at one position of the fracture opening 2, a rubber body 7 is arranged at one end of the spring 3, one end of the spring 3 is fixedly connected with one side of the rubber body 7, anti-corrosion and anti-rust paint is coated on the surface of the spring 3, the corrosion and rust of the spring 3 can be avoided through the anti-corrosion and anti-rust paint coated on the surface of the spring 3, the service performance and the service life of the spring 3 are enhanced, the rubber body 7 is arranged in the groove 6, the outer wall of the rubber body 7 is in contact with the inner wall of the groove 6, a vibration reduction sheet 5 is arranged in the first hollow groove 4, the vibration reduction sheet 5 is fixedly arranged in the first hollow groove 4, and the vibration reduction sheet 5 is composed of a plurality of V-shaped unit bodies, the number of the damping sheets 5 is multiple, each damping sheet 5 is separated by 5 mm, the vibration frequency of the piston ring body 1 can be reduced through the spring 3 arranged at one position of the fracture opening 2, meanwhile, the damping sheets 5 arranged in the first hollow groove 4 can reduce the vibration frequency, and finally, a good noise reduction effect can be achieved, the outer wall of the rubber body 7 is provided with a plurality of raised grains 8, the rubber body 7 can be easily compressed and deformed through the arranged raised grains 8, the inside of the rubber body 7 is provided with a second hollow groove 11, the width inside the second hollow groove 11 is two thirds of the width of the rubber body 7, the top of the rubber body 7 is provided with a first clamping block 10, the bottom of the first clamping block 10 is fixedly connected with the top of the rubber body 7, the outer wall of the first clamping block 10 is in contact with the inner wall of a first clamping groove 9 arranged on the inner wall of the groove 6, the rubber body 7 can be clamped in the groove 6 through the arranged first clamping block 10 and the first clamping groove 9, the bottom of the rubber body 7 is provided with second fixture block 12, the top of second fixture block 12 and the bottom fixed connection of the rubber body 7, the outer wall of second fixture block 12 and the inner wall contact of the second draw-in groove 13 that the recess 6 inner wall was seted up, second fixture block 112 through setting up, second draw-in groove 13 can make the stable card post of rubber body 7 in recess 6, through the raised grain 8 that sets up, hollow groove 11 in the second, thereby can be quick compress the rubber body 7, make first fixture block 10 at last, first draw-in groove 9 is followed respectively to second fixture block 12, break away from in the second draw-in groove 13, can accomplish the purpose of dismantling spring 3 at last.

The working principle of the utility model is as follows: can produce the noise when piston ring body 1 uses, also can make piston ring body 1 vibrate simultaneously, just can make spring 3 vibration through piston ring body 1 vibration, can reduce vibration frequency through spring 3 vibration, thereby just also can play the effect of making an uproar falls, simultaneously first hollow groove 4 in damping sheet 5 also can vibrate, reduce vibration frequency, also can play the effect of making an uproar falls, when needs dismantle the maintenance to spring 3, through the raised grain 8 of seting up at rubber 7 outer wall, and the second hollow groove 11 of seting up in rubber 7, can be quick compress rubber 7, make first fixture block 10 break away from in first draw-in groove 9, make second fixture block 12 break away from in second draw-in groove 13, can dismantle spring 3 at last.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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.

Claims

1. The utility model provides a combination formula piston ring with function of making an uproar is fallen, includes piston ring body (1), seted up fracture mouth (2) on piston ring body (1), seted up first hollow groove (4) in piston ring body (1), fracture mouth (2) inner wall seted up recess (6), its characterized in that: one part of the fracture opening (2) is provided with a spring (3), one end of the spring (3) is provided with a rubber body (7), the rubber body (7) is arranged in the groove (6), the outer wall of the rubber body (7) is in contact with the inner wall of the groove (6), and a vibration reduction sheet (5) is arranged in the first hollow groove (4).

2. A combined piston ring with a noise reducing function as set forth in claim 1, wherein: one end of the spring (3) is fixedly connected with one side of the rubber body (7), and the surface of the spring (3) is coated with anticorrosive and antirust paint.

3. A combined piston ring with a noise reducing function as set forth in claim 1, wherein: damping piece (5) fixed mounting is in first cavity groove (4), damping piece (5) are constituteed by a plurality of V type cell cube, the quantity of damping piece (5) is a plurality of, every 5 millimeters is separated by between damping piece (5).

4. A combined piston ring with a noise reducing function as set forth in claim 1, wherein: raised grains (8) have been seted up to the outer wall of rubber body (7), the quantity of raised grains (8) is a plurality of.

5. A combined piston ring with a noise reducing function as set forth in claim 1, wherein: the second hollow groove (11) has been seted up to the inside of rubber body (7), the inside width in second hollow groove (11) is two-thirds of rubber body (7) width.

6. A combined piston ring with a noise reducing function as set forth in claim 1, wherein: the rubber body (7) is provided with a first clamping block (10) at the top, the bottom of the first clamping block (10) is fixedly connected with the top of the rubber body (7), and the outer wall of the first clamping block (10) is in contact with the inner wall of a first clamping groove (9) formed in the inner wall of the groove (6).

7. A combined piston ring with a noise reducing function as set forth in claim 1, wherein: the bottom of the rubber body (7) is provided with a second clamping block (12), the top of the second clamping block (12) is fixedly connected with the bottom of the rubber body (7), and the outer wall of the second clamping block (12) is in contact with the inner wall of a second clamping groove (13) formed in the inner wall of the groove (6).