CN220337818U - Muffler - Google Patents

Abstract

The utility model relates to an air return pipe in the technical field of refrigerator accessories, which comprises an air return pipe body, a compressor and a refrigerator shell, wherein an input end is arranged at the rear end of the outer wall of the air return pipe body, an output end is arranged at the right end of the outer wall of the air return pipe body, a connector is fixedly arranged at the rear end of the outer wall of the input end, the connector is communicated with the outer wall of the compressor, a plurality of stabilizing rings are fixedly arranged on the side wall of the front end of the air return pipe body in a linear arrangement manner, a buffer assembly is fixedly arranged at the front end of the outer wall of each stabilizing ring and the lower end of the outer wall, when the air return pipe body shakes, the stabilizing rings fixedly connected with the air return pipe body can press a sliding rod to slide, and the sliding rod can drive a sliding block to slide on the inner wall of the buffer sleeve when being pressed, so that the sliding block extrudes a spring to convert kinetic energy of the sliding rod into elastic potential energy of the spring, thereby buffering shaking of the air return pipe body, reducing vibration of the refrigerator shell and noise.

Description

Muffler

Technical Field

The utility model relates to the technical field of refrigerator accessories, in particular to an air return pipe.

Background

The three pipelines on the compressor are connected with a relatively thin pipeline, one pipeline is connected with an exhaust pipe, the refrigerant is discharged through the compression of the compressor, the temperature is relatively higher, the other pipeline is welded with a section of pipeline, the pipeline is sealed by welding or ultrasonic welding, the pipeline is a compressed process pipe, and the last pipeline connected with a copper pipe with the diameter of about 8mm is an air return pipe.

The muffler is directly connected with the compressor, and the during operation vibration is great, is fixed the muffler at present, generally directly fixes it with the shells inner wall of air conditioner, because the muffler during operation vibration is great, leads to the muffler to constantly drive the air conditioner shell vibration, produces great noise, and the muffler at present is because the mounted position is fixed for the muffler can produce the deformation damage to it when the shake simultaneously, so we propose a muffler.

Disclosure of Invention

In order to solve the problems, the utility model provides the muffler, the sliding block is used for extruding the spring so as to convert the kinetic energy of the sliding rod into the elastic potential energy of the spring, so that the shaking of the muffler body is buffered, the vibration of the muffler body to the refrigerator shell is reduced, and the noise is reduced.

The technical scheme of the utility model is as follows: the muffler comprises a muffler body, a compressor and a refrigerator shell, wherein an input end is arranged at the rear end of the outer wall of the muffler body, an output end is arranged at the right end of the outer wall of the muffler body, a connector is fixedly arranged at the rear end of the outer wall of the input end, the connector is communicated with the outer wall of the compressor, a plurality of stabilizing rings are fixedly arranged on the side wall of the front end of the muffler body in a linear arrangement mode, and a buffer assembly is fixedly arranged at the front end and the lower end of the outer wall of each stabilizing ring.

In a further technical scheme, the muffler body is of a space folded line type, and the front end of the muffler body is close to the front end of the inner wall of the refrigerator shell.

In a further technical scheme, the buffering subassembly include with stabilizer ring outer wall fixed mounting's slide bar, slide bar sliding connection is in the buffering sleeve inner wall, the slide bar is located the one end fixed mounting of buffering sleeve inner wall has the sliding block, buffering sleeve inner wall fixed mounting has the spring, the free end of spring with sliding block outer wall fixed connection.

In a further technical scheme, the lower end of the outer wall of the buffer sleeve is fixedly provided with a spherical universal joint, the lower end of the outer wall of the spherical universal joint is fixedly provided with a connecting plate, and the connecting plate is fixedly connected with the inner wall of the refrigerator shell.

In a further technical scheme, the outer wall of the connecting plate is provided with a through threaded mounting hole.

In a further technical scheme, the stabilizing rings are made of hard rubber, and the inner walls of the stabilizing rings are tightly attached to the outer walls of the muffler body.

The beneficial effects of the utility model are as follows:

1. when the muffler body shakes, the stabilizing ring fixedly connected with the muffler body can press the sliding rod to slide, and the sliding rod can drive the sliding block to slide on the inner wall of the buffer sleeve when being pressed, so that the sliding block extrudes the spring to convert the kinetic energy of the sliding rod into the elastic potential energy of the spring, thereby buffering the shake of the muffler body, reducing the vibration of the muffler body to the refrigerator shell, and reducing the noise;

2. the lower end of the outer wall of the buffer sleeve and the upper end of the outer wall of the connecting plate are enabled to rotate freely through the spherical universal joint, the lower end of the buffer sleeve and the inner wall of the refrigerator shell can rotate freely, when the muffler body shakes, the positions of the buffer sleeve and the sliding rod are offset through the rotation of the spherical universal joint, and finally the stable ring fixedly connected with the muffler body is enabled to generate displacement, so that deformation damage caused by the fact that the muffler body is fixed at the installation position is avoided, and the muffler shakes is caused.

Drawings

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

FIG. 2 is a side view of the present utility model;

fig. 3 is a schematic view of the internal structure of the refrigerator case of the present utility model;

FIG. 4 is a cross-sectional view of the internal structure of the cushion sleeve of the present utility model;

fig. 5 is an enlarged view of the structure at a of the present utility model.

Reference numerals illustrate:

100. an air return pipe body; 110. an input end; 120. an output end; 130. a connector; 140. a compressor; 200. a stabilizing ring; 210. a buffer assembly; 220. a buffer sleeve; 230. a spring; 240. a sliding block; 250. a slide bar; 300. a spherical universal joint; 400. a connecting plate; 410. a threaded mounting hole; 500. a refrigerator case.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-4, the muffler includes a muffler body 100, a compressor 140 and a refrigerator shell 500, an input end 110 is disposed at the rear end of the outer wall of the muffler body 100, an output end 120 is disposed at the right end of the outer wall of the muffler body 100, a connector 130 is fixedly disposed at the rear end of the outer wall of the input end 110, the connector 130 is communicated with the outer wall of the compressor 140, the connector 130 is used for fixedly connecting the input end 110 and the compressor 140, a plurality of stabilizing rings 200 are fixedly disposed on the side wall of the front end of the muffler body 100 in a linear arrangement, a buffer assembly 210 is fixedly disposed at the front end and the lower end of the outer wall of each stabilizing ring 200, the stabilizing rings 200 are made of hard rubber, the inner wall of the stabilizing rings 200 is tightly attached to the outer wall of the muffler body 100, the stabilizing rings 200 are made of hard rubber, the connecting strength of the stabilizing rings 200 can be guaranteed by adopting a hard rubber material, damage to the outer wall of the muffler body 100 can be avoided, the front end of the muffler body 100 is close to the front end of the refrigerator shell 500, the buffer assembly 210 comprises a sliding rod 250 fixedly mounted with the outer wall of the stabilizing rings 200, the sliding rod 250 is slidably connected with the inner wall 220 of the buffering sleeve 220, the inner wall 220 is fixedly mounted with the sliding block 240, and the sliding block 240 is fixedly connected with the inner wall 230 of the sliding block 240 by the sliding block, and the sliding block 240 is slidably mounted on the inner wall 240, and is fixedly connected with the sliding block 240.

Wherein: when the muffler body 100 shakes, the stabilizing ring 200 fixedly connected with the muffler body 100 can press the sliding rod 250 to slide, the sliding rod 250 can drive the sliding block 240 to slide on the inner wall of the buffer sleeve 220 when being pressed, the sliding block 240 extrudes the spring 230 so as to convert the kinetic energy of the sliding rod 250 into the elastic potential energy of the spring 230, thereby buffering the shake of the muffler body 100, reducing the vibration of the muffler body to the refrigerator shell 500 and reducing noise.

Example two

On the basis of the first embodiment, the scheme in the first embodiment is further introduced in detail in combination with the following specific working modes, and the details are described below:

as shown in fig. 1 to 5, in the muffler, a ball-shaped universal joint 300 is fixedly installed at the lower end of the outer wall of a buffer sleeve 220, a connection plate 400 is fixedly installed at the lower end of the outer wall of the ball-shaped universal joint 300, the connection plate 400 is fixedly connected with the inner wall of a refrigerator shell 500, a through threaded installation hole 410 is formed in the outer wall of the connection plate 400, and the connection plate 400 is installed on the inner wall of the refrigerator shell 500 through the threaded installation hole 410 on the connection plate 400.

Wherein: the lower end of the outer wall of the buffer sleeve 220 and the upper end of the outer wall of the connecting plate 400 are enabled to rotate freely through the spherical universal joint 300, the lower end of the buffer sleeve 220 and the inner wall of the refrigerator shell 500 can rotate freely, and therefore when the muffler body 100 shakes, the positions of the buffer sleeve 220 and the sliding rod 250 are offset through the rotation of the spherical universal joint 300, and finally the stable ring 200 fixedly connected with the muffler body 100 is enabled to generate displacement, so that deformation damage caused by shaking of the muffler body 100 due to the fact that the mounting position of the muffler body is fixed is avoided.

The foregoing examples merely illustrate specific embodiments of the utility model, which are described in greater detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (6)

1. Muffler, including muffler body (100), compressor (140) and refrigerator casing (500), its characterized in that: the utility model discloses a muffler, including muffler body (100), muffler body, connecting head (130), buffer module (210) are fixed on outer wall front end and outer wall lower extreme, muffler body (100) outer wall rear end is equipped with input (110), muffler body (100) outer wall right-hand member is equipped with output (120), input (110) outer wall rear end fixed mounting has connecting head (130), connecting head (130) with the outer wall intercommunication of compressor (140), muffler body (100) front end lateral wall linear arrangement ground fixed mounting has a plurality of stabilizing rings (200), every stabilizing ring (200) outer wall front end and outer wall lower extreme equal fixed mounting have buffer module (210).

2. The muffler of claim 1, wherein: the muffler body (100) is of a space folded line type, and the front end of the muffler body (100) is close to the front end of the inner wall of the refrigerator shell (500).

3. The muffler of claim 1, wherein: the buffer assembly (210) comprises a sliding rod (250) fixedly mounted on the outer wall of the stabilizing ring (200), the sliding rod (250) is slidably connected in the inner wall of the buffer sleeve (220), a sliding block (240) is fixedly mounted at one end of the inner wall of the buffer sleeve (220) at the sliding rod (250), a spring (230) is fixedly mounted on the inner wall of the buffer sleeve (220), and the free end of the spring (230) is fixedly connected with the outer wall of the sliding block (240).

4. A muffler as defined in claim 3, wherein: the refrigerator is characterized in that a spherical universal joint (300) is fixedly arranged at the lower end of the outer wall of the buffer sleeve (220), a connecting plate (400) is fixedly arranged at the lower end of the outer wall of the spherical universal joint (300), and the connecting plate (400) is fixedly connected with the inner wall of the refrigerator shell (500).

5. The muffler of claim 4, wherein: the outer wall of the connecting plate (400) is provided with a through threaded mounting hole (410).

6. The muffler of claim 1, wherein: the stabilizing rings (200) are made of hard rubber, and the inner walls of the stabilizing rings (200) are tightly attached to the outer walls of the muffler body (100).