CN111287938A

CN111287938A - Exhaust silencer assembly of compressor, compressor and refrigerator

Info

Publication number: CN111287938A
Application number: CN201811501280.9A
Authority: CN
Inventors: 江亲星; 严志奇
Original assignee: Anhui Meizhi Compressor Co Ltd
Current assignee: Anhui Meizhi Compressor Co Ltd
Priority date: 2018-12-10
Filing date: 2018-12-10
Publication date: 2020-06-16

Abstract

The invention discloses an exhaust silencer component of a compressor, the compressor and a refrigerator. The exhaust silencer assembly comprises a silencer, a silencing cavity is formed in the silencer, and a gas inlet and a gas outlet which are communicated with the silencing cavity are formed in the silencer; the exhaust pipe is connected with the gas outlet and is a plastic piece. According to the exhaust silencer component, the exhaust pipe is connected with the gas outlet, so that the structure of the exhaust silencer component is simplified, the processing difficulty and the processing cost are reduced, meanwhile, the exhaust pipe is arranged to be a plastic piece, the material cost is reduced, the overall quality of the exhaust silencer component is reduced, the quality of a compressor is reduced, the load of a shell of the compressor is reduced, and the service life of the compressor is prolonged.

Description

Exhaust silencer assembly of compressor, compressor and refrigerator

Technical Field

The invention relates to the technical field of refrigeration, in particular to an exhaust silencer component of a compressor, the compressor and a refrigerator.

Background

In the related art, the exhaust silencer assembly of the compressor has a complex structure and high processing and material costs, and the exhaust silencer has a large mass, which increases the mass of the compressor, resulting in an increased load of the shell of the compressor.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides the exhaust silencer component of the compressor, which has the advantages of simple structure, light weight and low cost.

The invention also provides a compressor, which comprises the exhaust silencer component.

The invention also provides a refrigerator comprising the compressor.

The exhaust silencer component of the compressor comprises a silencer, wherein a silencing cavity is formed in the silencer, and a gas inlet and a gas outlet which are communicated with the silencing cavity are formed in the silencer; the exhaust pipe is connected with the gas outlet and is a plastic piece.

According to the exhaust silencer component provided by the embodiment of the invention, the exhaust pipe is connected with the gas outlet, so that the structure of the exhaust silencer component is simplified, the processing difficulty and the processing cost are reduced, meanwhile, the exhaust pipe is arranged as a plastic piece, the material cost is reduced, the overall quality of the exhaust silencer component is reduced, the quality of a compressor is reduced, the load of a shell of the compressor is reduced, and the service life of the compressor is prolonged.

According to some embodiments of the invention, the muffler is a plastic part.

According to some embodiments of the invention, the silencer is a piece of PA66 or a piece of PBT.

According to some embodiments of the invention, the exhaust pipe is a piece of PA66 or a piece of PBT.

According to some embodiments of the invention, the exhaust pipe is a hose.

According to some embodiments of the invention, at least one partition is provided in the sound-deadening chamber to partition the sound-deadening chamber into a plurality of sub sound-deadening chambers in a flow direction of the gas flow, and a vent hole is provided in each partition.

According to some embodiments of the invention, a plurality of ribs are disposed within the sound-deadening chamber, the plurality of ribs being spaced apart from one another.

According to some embodiments of the invention, the muffler and the exhaust pipe are connected by laser welding or friction welding.

According to some embodiments of the invention, the muffler and the exhaust pipe are an integral injection molded part.

According to some embodiments of the invention, an end of the discharge pipe remote from the muffler is connected to a discharge port of a housing of the compressor.

According to some embodiments of the invention, the exhaust port and the exhaust pipe are sealed by a flexible seal.

According to some embodiments of the invention, the peripheral wall of the vent tube is formed with a groove for receiving the flexible seal member.

According to some embodiments of the invention, the flexible seal is a fluoroelastomer or a hydrogenated nitrile rubber.

According to some embodiments of the invention, the muffler comprises: the silencer comprises a first silencer shell and a second silencer shell, wherein one side of the first silencer shell is opened, and the second silencer shell is arranged on the opened side of the first silencer shell to be matched with the first silencer shell to limit the silencing cavity.

According to some embodiments of the invention, the first muffler shell and the second muffler shell are joined by laser welding, infrared welding, or ultrasonic welding.

The compressor according to the embodiment of the present invention includes: the exhaust silencer assembly is described above.

According to the compressor provided by the embodiment of the invention, the exhaust silencer component is arranged, so that the quality of the compressor is reduced, the load of the compressor is reduced, and the service life of the compressor is prolonged.

The refrigerator provided by the embodiment of the invention comprises the compressor.

According to the refrigerator provided by the embodiment of the invention, the service life of the refrigerator can be prolonged by arranging the compressor.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic assembly view of an exhaust muffler assembly according to some embodiments of the present invention;

FIG. 2 is an exploded schematic view of the exhaust muffler assembly shown in FIG. 1;

FIG. 3 is a schematic illustration of a first muffler shell according to some embodiments of the present invention;

FIG. 4 is a schematic view of the first muffler shell according to another orientation shown in FIG. 3;

FIG. 5 is a schematic view in accordance with yet another orientation of the first muffler shell shown in FIG. 3;

FIG. 6 is a schematic illustration of a second muffler shell according to some embodiments of the present invention;

FIG. 7 is a schematic view of the second muffler shell according to another orientation shown in FIG. 6;

FIG. 8 is a schematic view in accordance with yet another orientation of the second muffler shell shown in FIG. 6;

FIG. 9 is a schematic view of an exhaust pipe according to some embodiments of the invention;

FIG. 10 is an enlarged view taken at A in FIG. 9;

FIG. 11 is a schematic view of a flexible seal according to some embodiments of the invention.

Reference numerals:

an exhaust muffler assembly 100;

a muffler 10; a sound-deadening chamber 101; a gas inlet 102; a gas outlet 103; a partition 104; a vent hole 1041; a reinforcing rib 105; a first muffler shell 106; a second muffler shell 107;

an exhaust pipe 20; a groove 201;

a flexible seal 30.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The discharge muffler assembly 100 of the compressor and the compressor according to the embodiment of the present invention will be described with reference to fig. 1 to 11.

As shown in fig. 1 to 9, a discharge muffler assembly 100 of a compressor according to an embodiment of the present invention may include a muffler 10 and a discharge pipe 20, a muffler chamber 101 is formed in the muffler 10, a gas inlet 102 and a gas outlet 103 communicated with the muffler chamber 101 are provided on the muffler 10, and the discharge pipe 20 is connected to the gas outlet 103.

Specifically, the high-temperature and high-pressure refrigerant compressed in the compression cavity of the compressor can enter the muffler 10 through the gas inlet 102, so as to achieve the purposes of noise reduction and noise reduction in the muffler 10, and then the refrigerant can further flow to the exhaust pipe 20 through the gas outlet 103, and the refrigerant discharged from the exhaust pipe 20 can further flow out of the compressor through the exhaust port of the compressor.

Specifically, the exhaust pipe 20 is a plastic member. It should be noted that the material of the exhaust pipe 20 is a heat-resistant plastic material, so as to prevent the plastic material from being melted by the high-temperature refrigerant.

Specifically, the exhaust pipe 20 is a PA66 (polyhexamethylene adipamide, nylon 66) piece or a PBT (Polybutylene terephthalate ) piece. Thus, the muffler assembly 100 has good heat resistance, low cost, and low material density, which is advantageous for reducing the mass of the muffler assembly 100.

According to the exhaust silencer assembly 100 of the embodiment of the invention, the exhaust pipe 20 is connected with the gas outlet 103, so that the structure of the exhaust silencer assembly 100 is simplified, the processing difficulty and the processing cost are reduced, meanwhile, the exhaust pipe 20 is arranged as a plastic piece, the material cost is reduced, and the overall quality of the exhaust silencer assembly 100 is reduced, so that the quality of a compressor is reduced, the load of a shell of the compressor is reduced, and the service life of the compressor is prolonged.

In some embodiments of the present invention, the muffler 10 is a plastic piece. For example, the muffler 10 is made of PA66 or PBT, and therefore, the muffler 10 is excellent in heat resistance, low in cost, and low in material density, and is advantageous in reducing the mass of the muffler 10.

According to the exhaust muffler assembly 100 of the embodiment of the present invention, the exhaust pipe 20 and the muffler 10 are formed as a plastic member, so that the material cost is reduced, and the overall mass of the exhaust pipe 20 and the muffler 10 is reduced, thereby reducing the mass of the compressor, reducing the load of the casing of the compressor, and facilitating the extension of the service life of the compressor.

In some embodiments of the present invention, the exhaust pipe 20 and the muffler 10 may be made of the same material, for example, the exhaust pipe 20 and the muffler 10 are made of PA66 material, which is beneficial to simplify the manufacturing process of the exhaust pipe 20 and the muffler 10, and is convenient for a production line worker to operate, and the production line worker needs to take one material, so as to avoid the occurrence of wrong raw material usage by the production line worker due to different materials of the exhaust pipe 20 and the muffler 10.

Optionally, the exhaust duct 20 is a hose. Thus, the connection between the discharge pipe 20 and the compressor and between the discharge pipe 20 and the muffler 10 can be facilitated, reducing the space occupied by the discharge muffler assembly 100 within the housing of the compressor.

In some embodiments of the present invention, as shown in fig. 5 for example, at least one partition plate 104 is provided in the sound-deadening chamber 101 to partition the sound-deadening chamber 101 into a plurality of sub-sound-deadening chambers 101 in the flow direction of the air current, and a vent hole 1041 is provided in each partition plate 104. That is, at least one partition plate 104 is disposed at intervals in the silencing chamber 101 in the direction from the gas inlet 102 to the gas outlet 103, so as to partition a plurality of sub-silencing chambers 101, so that when the gas flow enters the silencing chamber 101 from the gas inlet 102, the gas flow can pass through the silencing effect of the plurality of sub-silencing chambers 101, and the silencing and noise reduction effects are good.

For example, as shown in fig. 5, a partition plate 104 is disposed in the sound-deadening chamber 101 to partition the sound-deadening chamber 101 into two sub-sound-deadening chambers 101 in the flowing direction of the air flow, and a vent hole 1041 is disposed on the partition plate 104, so that the refrigerant can flow into the second sub-sound-deadening chamber 101 through the vent hole 1041 on the partition plate 104 after entering the sub-sound-deadening chamber 101 from the gas inlet 102, and the second sub-sound-deadening chamber 101 has a resonance effect, and the refrigerant can play a role of throttling when flowing through the vent hole 1041, so that the sound-deadening and noise-reducing effects are good, and the.

Optionally, a plurality of ribs 105 are disposed in the sound-deadening chamber 101, and the plurality of ribs 105 are disposed at intervals. This is advantageous in enhancing the structural strength of the muffler 10 and improving the pressure resistance of the muffler 10.

In some specific examples, the muffler 10 and the exhaust pipe 20 are connected by laser welding or friction welding, and thus, not only can independent processing of the muffler 10 and the exhaust pipe 20 be realized, but also the connection manner by laser welding or friction welding is simple and the processing efficiency is high.

Of course, the present invention is not limited thereto, and in other embodiments, the muffler 10 and the exhaust pipe 20 are integrally injection-molded. For example, the muffler 10 may be pre-embedded in a mold, and the exhaust pipe 20 may be injection-molded on the muffler 10 through an injection molding process. Therefore, the processing mode is simple, the connection strength of the silencer 10 and the exhaust pipe 20 is improved, and the production cost is reduced.

In some embodiments of the present invention, the end of the discharge pipe 20 remote from the muffler 10 is connected to the discharge port of the casing of the compressor. Specifically, for example, the casing may be provided with an exhaust port, and an end of the exhaust pipe 20 remote from the muffler 10 is connected to an inner wall of the exhaust port. This simplifies the structure and facilitates the discharge of the refrigerant from the muffler 10 to the compressor through the discharge pipe 20 and the discharge port.

Specifically, the exhaust port is sealed from the exhaust pipe 20 by a flexible seal 30. Thereby be favorable to improving the leakproofness between blast pipe 20 and the gas vent, avoid the high-temperature high-pressure refrigerant that leads to because of the sealed harmfully to enter into the casing and cause the compressor efficiency of breathing in to descend, avoided the reduction of compressor refrigerating output simultaneously.

In some embodiments of the present invention, a groove 201 is formed in the outer peripheral wall of the vent tube 20 for receiving the flexible seal 30. Specifically, for example, as shown in fig. 11, the flexible seal 30 has a circular ring shape, and the flexible seal 30 is fitted around the outer peripheral wall of the exhaust pipe 20 and partially located in the groove 201. Therefore, the flexible sealing element 30 can be well limited, and the flexible sealing element 30 is prevented from shifting.

Optionally, the flexible seal 30 is a rubber or silicone piece. For example, the flexible seal 30 is a fluoroelastomer or a hydrogenated nitrile rubber. Therefore, the sealing effect is good, and the cost is low.

In some embodiments of the present invention, as shown in fig. 1-8, the muffler 10 includes: a first muffler shell 106 and a second muffler shell 107, one side of the first muffler shell 106 being open, the second muffler shell 107 being provided at the open side of the first muffler shell 106 to cooperate with the first muffler shell 106 to define the sound-deadening chamber 101. Thus, the muffler 10 can be easily manufactured.

Specifically, for example, as shown in fig. 1 to 8, the muffler 10 includes: a first muffler shell 106 and a second muffler shell 107, one side of the first muffler shell 106 is open, the second muffler shell 107 is provided on the open side of the first muffler shell 106 to cooperate with the first muffler shell 106 to define a sound-deadening chamber 101, the gas inlet 102 is provided on the first muffler shell 106, the partition plate 104 is provided on the open side of the first muffler shell 106 toward the second muffler shell 107, the gas outlet 103 is provided on the second muffler shell 107, the exhaust pipe 20 is connected to the gas outlet 103 of the second muffler shell 107, and a plurality of reinforcing ribs 105 are provided in the second muffler shell 107.

Alternatively, the first muffler shell 106 and the second muffler shell 107 are joined by laser welding, infrared welding, or ultrasonic welding. Therefore, the processing technology is simple and the processing efficiency is high.

The compressor according to the embodiment of the present invention includes: the exhaust muffler assembly 100 described above.

According to the compressor provided by the embodiment of the invention, the exhaust silencer assembly 100 is arranged, so that the quality of the compressor is reduced, the load of the compressor is reduced, and the service life of the compressor is prolonged.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An exhaust muffler assembly for a compressor, comprising

The silencer is internally provided with a silencing cavity, and the silencer is provided with a gas inlet and a gas outlet which are communicated with the silencing cavity;

the exhaust pipe is connected with the gas outlet and is a plastic piece.

2. The discharge muffler assembly of a compressor as set forth in claim 1, wherein said muffler is a plastic member.

3. The discharge muffler assembly of a compressor as set forth in claim 2, wherein the muffler is a piece of PA66 or a piece of PBT.

4. The discharge muffler assembly of a compressor as claimed in claim 1, wherein the discharge pipe is a PA66 piece or a PBT piece.

5. The discharge muffler assembly of a compressor as claimed in claim 1, wherein the discharge pipe is a hose.

6. The discharge muffler assembly of a compressor as claimed in claim 1, wherein at least one partition plate is provided in the muffler chamber to partition the muffler chamber into a plurality of sub-muffler chambers in a flow direction of the gas flow, each partition plate being provided with a vent hole.

7. The discharge muffler assembly of a compressor as set forth in claim 1, wherein a plurality of reinforcing ribs are provided in said muffler chamber, said plurality of reinforcing ribs being spaced apart from each other.

8. The discharge muffler assembly of a compressor as set forth in claim 1, wherein said muffler and said discharge pipe are coupled by laser welding or friction welding.

9. The discharge muffler assembly of a compressor as set forth in claim 1, wherein said muffler and said discharge pipe are an integral injection-molded part.

10. The discharge muffler assembly of a compressor as set forth in claim 1, wherein an end of said discharge pipe remote from said muffler is connected to a discharge port of a housing of said compressor.

11. The discharge muffler assembly of a compressor as claimed in claim 10, wherein the discharge port and the discharge pipe are sealed by a flexible sealing member.

12. The discharge muffler assembly of a compressor as set forth in claim 11, wherein a groove for receiving said flexible sealing member is formed on an outer circumferential wall of said discharge pipe.

13. The compressor discharge muffler assembly of claim 11, wherein the flexible seal is a fluoro-rubber or hydrogenated nitrile rubber.

14. The discharge muffler assembly of a compressor according to any one of claims 1 to 13, wherein the muffler comprises: the silencer comprises a first silencer shell and a second silencer shell, wherein one side of the first silencer shell is opened, and the second silencer shell is arranged on the opened side of the first silencer shell to be matched with the first silencer shell to limit the silencing cavity.

15. The discharge muffler assembly of a compressor according to claim 14, wherein the first muffler shell and the second muffler shell are connected by laser welding, infrared welding or ultrasonic welding.

16. A compressor, comprising: the exhaust muffler assembly according to any one of claims 1 to 15.

17. A refrigerator characterized by comprising the compressor according to claim 16.