CN218542912U

CN218542912U - Compressor and connecting rod and vibration reduction bush of connecting rod thereof

Info

Publication number: CN218542912U
Application number: CN202122237826.8U
Authority: CN
Inventors: 肖望强
Original assignee: Guohuan Xiamen Testing And Research Institute Co ltd
Current assignee: Guohuan Xiamen Testing And Research Institute Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2023-02-28
Anticipated expiration: 2031-09-16

Abstract

The utility model discloses a damping bush of compressor connecting rod, including bush body and damping circle, the both ends of bush body all are equipped with the screw for installation damping circle, its screw quantity is set for according to actual demand. The damping circle has two, and corresponds the screw of bush body all is equipped with the through-hole, two the damping circle passes through the screw and installs the both ends at the bush body. And a filling groove is formed in the vibration reduction ring, and damping particles are filled in the filling groove. The utility model also discloses a compressor connecting rod and compressor adopt above-mentioned shock attenuation bush. The utility model discloses can absorb its inside vibration when the damping circle produces the removal vibration to play the damping effect, simultaneously, can also absorb the noise that the friction produced between some spare parts, also possess and fall the performance of making an uproar.

Description

Compressor and connecting rod and vibration reduction bush of connecting rod thereof

Technical Field

The utility model relates to a damping bush of compressor connecting rod.

Background

The bush is a matching part used outside mechanical parts to achieve the functions of sealing, wear protection and the like, and is a ring sleeve playing a role of a gasket, and the application field of the bush is wide, for example, the bush is arranged between a connecting rod and a piston rod in a compressor. The compressor is applied to various occasions, and in most occasions, the vibration and the noise of the compressor are not strictly required, but in some occasions, such as indoor places, certain requirements are required on the vibration and the noise generated by the compressor, and the current compressor rarely relates to the improvement of a bushing in the aspects of vibration reduction and noise reduction, wherein the bushing is used as a connecting piece between a connecting rod and a piston rod, the vibration, particularly the radial vibration is not small, and meanwhile, the noise generated by friction between parts is not negligible, because the bushing of the compressor needs to be further improved to further reduce the vibration and the noise of the compressor.

Disclosure of Invention

An object of the utility model is to provide a damping bush of compressor connecting rod to reduce the vibration and the noise of compressor.

In order to achieve the purpose, the utility model discloses a damping bush of compressor connecting rod, including bush body and damping circle. Both ends of the bushing body are provided with screw holes for installing the damping rings, and the number of the screw holes is set according to actual requirements. The damping circle has two, and corresponds the screw of bush body all is equipped with the through-hole, two the damping circle passes through the screw and installs the both ends at the bush body. The damping ring is provided with a filling groove, the filling groove is filled with damping particles, and can absorb the vibration inside the damping ring when the damping ring generates moving vibration, so that the damping ring plays a role in damping, can absorb noise generated by friction among parts, and has noise reduction performance.

The damping particles are one of metal materials and metal composite materials. The particle size of the damping particles is 1mm-5mm.

Preferably, because there is also friction between damping circle and connecting rod and the piston rod, the material of damping circle is the same with the material of bush body.

Preferably, for convenient assembly, the damping ring comprises a base and a cover plate. The base is tightly attached to the bushing body, and the filling groove is formed in one side, back to the bushing body, of the base. The cover plate covers the filling groove. During installation, the damping particles are filled in the base, the cover plate is covered, and then the whole damping ring is installed on the bushing body.

Preferably, the filling channel is divided into at least two filling spaces by a partition.

Preferably, the filling space is strip-shaped and radiates outwards with the circle center of the bushing body as the center, so that more radial vibration energy can be absorbed.

Preferably, the filling space is provided with rubber pads on two end faces parallel to the axial direction of the bushing body, so that vibration of damping particles near the two ends can be further absorbed.

The utility model also discloses a compressor connecting rod adopts foretell damping bush.

The utility model also discloses a compressor adopts foretell compressor connecting rod.

It is right from the above description that the utility model discloses, the utility model discloses following beneficial effect has:

1. the vibration damping ring is arranged and the damping particles are arranged in the vibration damping ring, so that vibration and noise can be absorbed, and the vibration and noise of the compressor can be further reduced.

2. The damping circle can be installed according to actual conditions, and the flexibility ratio is high.

3. The damping rings are arranged on two sides, so that the mounting reliability of the bushing can be further improved.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.

Wherein:

FIG. 1 is a side elevational view of a vibration reducing bushing for a compressor connecting rod.

FIG. 2 is a front view of a vibration reducing bushing of a compressor connecting rod.

FIG. 3 is a side view of a vibration dampening bushing of a compressor connecting rod.

FIG. 4 is a top view of a vibration dampening bushing of a compressor connecting rod.

FIG. 5 is an enlarged partial view of a vibration dampening bushing of a compressor connecting rod.

The designations in fig. 1 to 5 are respectively: the vibration damping bushing comprises a vibration damping bushing 1, a bushing body 11, a vibration damping ring 12, a filling groove 121, a base 122, a cover plate 123, damping particles 13 and a connecting rod 2.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The first embodiment is as follows:

referring to fig. 1 to 5, a vibration damping bushing 1 of a compressor connecting rod 2 includes a bushing body 11 and a vibration damping ring 12.

Both ends of the bushing body 11 are provided with screw holes for installing the damping rings 12, and the number of the screw holes is set according to actual requirements. Damping circle 12 has two, and corresponds the screw of bush body 11 all is equipped with the through-hole, two damping circle 12 passes through the screw installation at the both ends of bush body 11.

The damping ring 12 is provided with a filling groove 121, the filling groove 121 is filled with damping particles 13, and when the damping ring 12 generates moving vibration, the damping ring can absorb the vibration inside the damping ring, thereby playing a damping role, and simultaneously absorbing noise generated by friction between parts, and also having noise reduction performance.

The damping particles 13 are made of one of a metal material and a metal composite material. The particle size of the damping particles 13 is 1mm-5mm.

In this embodiment, since there is also friction between the damping ring 12 and the connecting rod 2 and the piston rod, the material of the damping ring 12 is the same as that of the bushing body 11. Meanwhile, for convenience of assembly, the damping ring 12 includes a base 122 and a cover plate 123. The base 122 is tightly attached to the liner body 11, and the filling groove 121 is disposed on a side of the base 122 facing away from the liner body 11. The cover plate 123 covers the filling groove 121. When the vibration damping bushing is installed, the damping particles 13 are filled in the base 122, the cover plate 123 is covered, and then the whole vibration damping ring 12 is installed on the bushing body 11.

In other embodiments, the filling groove 121 is divided into at least two filling spaces by a partition, and the filling spaces are strip-shaped and radiate outwards with the center of the bushing body 11 as the center, so that more radial vibration energy can be absorbed.

In order to further absorb the vibration of the damping particles 13 near both ends, the filling space is provided with rubber pads on both end surfaces parallel to the axial direction of the liner main body 11.

Example two:

a compressor connecting rod 2 adopts a damping bush 1 described in the first embodiment.

Example three:

a compressor adopts the compressor connecting rod 2 of the second embodiment.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. The damping bush of the compressor connecting rod is characterized by comprising a bush body and a damping ring;

both ends of the bushing body are provided with screw holes; the two damping rings are arranged at two ends of the bushing body through screws;

a filling groove is formed in the vibration reduction ring, damping particles are filled in the filling groove, and the damping particles are made of one of metal materials and metal composite materials; the particle size of the damping particles is 1mm-5mm.

2. The vibration damping bushing of a compressor connecting rod as set forth in claim 1, wherein the vibration damping ring is made of the same material as the bushing body.

3. The vibration reducing bushing of a compressor connecting rod as set forth in claim 1, wherein said vibration reducing ring includes a base and a cover plate; the base is installed in a manner of clinging to the bushing body, and the filling groove is formed in one side, back to the bushing body, of the base; the cover plate covers the filling groove.

4. The vibration damping bushing of a compressor connecting rod as set forth in claim 1 or 3, wherein the filling groove is divided into at least two filling spaces by a partition plate.

5. The vibration damping bushing of a compressor connecting rod as set forth in claim 4, wherein the filling space has a bar shape and is outwardly radiated centering on a center of the bushing body.

6. The vibration damping bushing of a compressor connecting rod as set forth in claim 4, wherein the filling space is provided with rubber pads at both end surfaces in parallel with an axial direction of the bushing body.

7. A compressor connecting rod, characterized in that a vibration-damping bushing according to any one of claims 1 to 6 is used.

8. A compressor, characterized in that the compressor connecting rod of claim 7 is used.