CN109869300B - Muffler and compressor and air conditioner using the same - Google Patents
Muffler and compressor and air conditioner using the same Download PDFInfo
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- CN109869300B CN109869300B CN201910309742.5A CN201910309742A CN109869300B CN 109869300 B CN109869300 B CN 109869300B CN 201910309742 A CN201910309742 A CN 201910309742A CN 109869300 B CN109869300 B CN 109869300B
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- spiral
- valve body
- shell
- air
- muffler
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- 238000003466 welding Methods 0.000 claims description 3
- 230000003584 silencer Effects 0.000 abstract description 20
- 239000010687 lubricating oil Substances 0.000 abstract description 9
- 239000003921 oil Substances 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The invention discloses a silencer, a compressor using the silencer and an air conditioner, wherein the silencer comprises a shell, a spiral valve body is arranged in the shell, the spiral valve body divides the shell into an air inlet cavity and an air outlet cavity, at least one spiral pipeline which is communicated with the air inlet cavity and the air outlet cavity is arranged in the spiral valve body, and a plurality of exhaust holes which are communicated with the air outlet cavity are uniformly formed in the side wall of the shell. Compared with the prior art, the silencer provided by the invention has the advantages that when in exhaust, high-pressure gas enters the spiral pipeline through the air inlet cavity, then enters the exhaust cavity from the spiral pipeline, is diffusely reflected with the inner wall of the shell, and is discharged through the exhaust hole, so that the high-pressure gas is uniformly distributed, and the exhaust resistance caused by vortex caused by only one position of exhaust is reduced; and along with the falling of the lubricating oil discharged by the high-pressure gas due to centrifugal force, the lubricating oil falls on the shell after being discharged by the high-pressure gas, and the lubricating oil flows back into the oil groove due to the action of gravity, so that the oil content of the compressor is reduced.
Description
Technical Field
The invention belongs to the technical field of silencers, and particularly relates to a silencer, a compressor using the silencer and an air conditioner.
Background
A muffler is a device that prevents sound from propagating and allows air flow to pass through, and is an important measure for eliminating aerodynamic noise. The silencer is a device for reducing noise, which is arranged on an airflow channel of aerodynamic equipment (such as an air blower, an air compressor, a boiler air outlet, an electric generator, a water pump and other equipment with larger noise at the air outlet) or in an air inlet and exhaust system.
The existing silencer adopts a petal-shaped structure, and the sound is diffusely reflected by means of the concave-convex structure of the inner cavity of the silencer, so that the sound is finally discharged out of the silencer, and the air flow noise caused by direct exhaust of the flange air outlet is avoided, so that the purpose of noise reduction is achieved.
However, the traditional silencer is limited by the size of the valve-shaped volume, so that the gas discharged by the flange is backlogged in the silencer, and the silencer is exhausted only by the schemes of arranging exhaust holes on the gap of the shaft diameter or the valve-shaped surface, so that the exhaust resistance is increased, the power of the compressor is improved, and the silencer is directly exhausted, so that lubricating oil is discharged out of the pump body along with high-pressure gas, the oil content of the compressor is improved, and the energy efficiency of the compressor is further reduced.
Disclosure of Invention
The invention aims to provide a silencer for solving the problem of high exhaust resistance in the prior art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides a including the casing, still including setting up spiral valve body in the casing, spiral valve body will the casing divide into air inlet chamber and exhaust chamber, be equipped with at least one in the spiral valve body with the air inlet chamber with the helical piping of exhaust chamber intercommunication, evenly set up a plurality of on the lateral wall of casing with exhaust hole of exhaust chamber intercommunication.
Preferably, the spiral valve body comprises three evenly distributed spiral pipes.
Preferably, the spiral pipe is a nested spiral pipe.
In an embodiment, the spiral valve body adopts a cylindrical structure, the bottom of the spiral valve body is provided with uniformly distributed air inlets, the top of the spiral valve body is provided with air outlets, and the spiral pipeline is communicated with the air inlets and the air outlets.
In another embodiment, the spiral valve body comprises a bottom plate, side plates and a top plate, the bottom plate, the side plates and the top plate enclose a cavity, a spiral pipeline is arranged in the cavity, an air inlet is arranged on the bottom plate, an air outlet is arranged on the top plate, and the spiral pipeline is communicated with the air inlet and the air outlet.
Preferably, the housing is an interference fit with the spiral valve body.
Preferably, the spiral valve body is connected with the housing by welding.
Preferably, the screw valve body is integrally connected with the housing.
Preferably, the cross section of the spiral pipeline is circular or elliptical or polygonal.
Further, the shell is in a cylindrical shape, the bottom of the shell is bent outwards and vertically to form a flange, and the flange is provided with a mounting hole.
Another object of the present invention is to provide a compressor using the above muffler.
Another object of the present invention is to provide an air conditioner, a compressor of which uses the above-mentioned muffler.
The silencer provided by the invention has the beneficial effects that: compared with the prior art, the high-pressure air compressor comprises the shell and the spiral valve body, wherein the spiral valve body is arranged in the shell, the height of the spiral valve body is smaller than that of the shell, the shell is divided into the air inlet cavity and the air outlet cavity by the spiral valve body, high-pressure air enters the spiral pipeline through the air inlet cavity and then is discharged through the air outlet hole after being diffusely reflected with the inner wall of the shell after entering the air outlet cavity from the spiral pipeline, so that the high-pressure air is uniformly distributed, the exhaust resistance generated by vortex caused by only one position of exhaust is reduced, lubricating oil discharged by the high-pressure air falls on the shell after being discharged by the high-pressure air due to centrifugal force, and the lubricating oil flows back into the oil groove due to the gravity, so that the oil content of the compressor is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a cross-sectional view of a muffler provided by a first embodiment of the present invention;
FIG. 2 is a top view of a screw valve body according to a first embodiment of the present invention;
FIG. 3 is a cross-sectional view of the housing of the present invention;
FIG. 4 is a top view of the housing of the present invention;
FIG. 5 is a cross-sectional view of a screw valve body provided in a first embodiment of the present invention;
fig. 6 is a cross-sectional view of a screw valve body provided in a second embodiment of the present invention.
Wherein, each reference numeral in the figure mainly marks:
1. A housing; 2. a spiral valve body; 3. an air inlet cavity; 4. an exhaust chamber; 5. a helical pipe; 6. an exhaust hole; 7. an air inlet; 8. an air outlet; 9. a flange; 10. a mounting hole; 11. a top plate; 12. a bottom plate; 13. a side plate; 14. a chamber.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
In the description of the present invention, it should be understood that the terms "center," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1, fig. 2 and fig. 5 together, a muffler according to a first embodiment of the present invention will be described. The silencer comprises a shell 1 and a spiral valve body 2 arranged in the shell 1, wherein the height of the spiral valve body 2 is smaller than that of the shell 1, the shell 1 is divided into an air inlet cavity 3 and an air outlet cavity 4 by the spiral valve body 2, at least one spiral pipeline 5 is arranged on the spiral valve body 2, two ends of the spiral pipeline 5 are communicated with the air inlet cavity 3 and the air outlet cavity 4, an air outlet hole 6 is formed in the side wall of the shell 1, the air outlet hole 6 is communicated with the air outlet cavity 4, and when air is discharged, high-pressure air firstly enters the spiral pipeline 5 through the air inlet cavity 3 and then enters the air outlet cavity 4 from the spiral pipeline 5 to be discharged through the air outlet hole 6 after being diffusely reflected by the inner wall of the shell 1.
Compared with the prior art, the silencer provided by the invention comprises the shell 1 and the spiral valve body 2, wherein the spiral valve body 2 is arranged in the shell 1, the height of the spiral valve body 2 is smaller than that of the shell 1, the spiral valve body 2 divides the shell 1 into the air inlet cavity 3 and the air outlet cavity 4, when in air discharge, high-pressure air enters the spiral pipeline 5 through the air inlet cavity 3, enters the air outlet cavity 4 from the spiral pipeline 5 and is discharged through the air outlet hole 6 after being diffusely reflected with the inner wall of the shell 1, so that the high-pressure air is uniformly distributed, and the air discharge resistance caused by vortex caused by only one position of air discharge is reduced; and along with the falling of the lubricating oil discharged by the high-pressure gas due to centrifugal force, the lubricating oil falls on the shell after being discharged by the high-pressure gas, and the lubricating oil flows back into the oil groove due to the action of gravity, so that the oil content of the compressor is reduced.
Preferably, referring to fig. 1 and fig. 5 together, as a specific embodiment of the muffler provided by the present invention, three spiral pipes 5 are provided on the spiral valve body 2, each spiral pipe 5 is independent and uniformly distributed in the spiral valve body 2, that is, the included angle between the three spiral pipes 5 is 120 degrees, which is helpful for improving the stability of the spiral valve body 2 during the discharge process of the high-pressure gas, and the spiral pipe 5 lengthens the discharge path of the high-pressure gas, so that the discharge time of the high-pressure gas in the spiral valve body 2 is prolonged, and the noise reduction effect is improved. In this embodiment, three spiral pipes 5 are provided, and of course, in other embodiments, the number of spiral pipes 5 may be selected according to actual situations and needs.
Preferably, referring to fig. 1, as a specific embodiment of the muffler provided by the present invention, three spiral pipes 5 are provided on the spiral valve body 2, each spiral pipe 5 is distributed in a mutually nested manner, and the nested spiral pipes 5 help to improve the space utilization of the spiral valve body 2. In this embodiment, three spiral pipes 5 are provided, and of course, in other embodiments, the number of spiral pipes 5 may be selected according to actual situations and needs.
Further, referring to fig. 1, the spiral valve body 2 is in a cylindrical structure, a plurality of air inlets 7 are formed in the bottom of the spiral valve body 2, a plurality of air outlets 8 are formed in the top of the spiral valve body 2, the air inlets 7 and the air outlets 8 are uniformly distributed and are respectively communicated with the spiral pipelines 5, the air inlets 7 play a role in guiding high-pressure gas, and the air inlets 7 are formed to facilitate the high-pressure gas to quickly enter the spiral pipelines 5 so as to accelerate circulation and discharge of the high-pressure gas.
Preferably, referring to fig. 6, as a second embodiment of the muffler provided by the present invention, considering that the process of processing the spiral pipe 5 in the spiral valve body 2 is complex, the spiral valve body 2 is designed to include a bottom plate 12, a side plate 13 and a top plate 11, the bottom plate 12, the side plate 13 and the top plate 11 enclose a chamber 14, the spiral pipe 5 is disposed in the chamber 14, the bottom plate 12 is provided with an air inlet 7, one end of the spiral pipe 5 provided with an air outlet 8 on the top plate 11 is communicated with the air inlet 7, and the other end is communicated with the air outlet 8.
Further, in the present embodiment, the housing 1 and the screw valve body 2 are interference-fitted.
Preferably, the housing 1 and the screw valve body 2 are also fixed together by welding.
Preferably, the housing 1 and the screw valve body 2 can also be designed as one piece.
Further, referring to fig. 1 and 4, in the present embodiment, the spiral pipe 5 is a circular pipe or an oval pipe, that is, the cross section of the spiral pipe 5 is circular, oval or polygonal. Of course, in other embodiments, the cross section of the spiral pipe 5 may be selected to have other shapes according to the actual situation and requirements.
Further, referring to fig. 3, in this embodiment, the housing 1 is cylindrical, the bottom of the housing 1 is bent vertically outwards to form a flange 9, and a mounting hole 10 is formed in the flange 9, and when the housing 1 is fixed, a connecting piece can be used to pass through the mounting hole 10.
The invention also provides a compressor which comprises the silencer.
The invention also provides an air conditioner, and the compressor of the air conditioner comprises the silencer.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. A muffler, comprising a housing, characterized in that: the spiral valve body is arranged in the shell and divides the shell into an air inlet cavity and an air outlet cavity, a plurality of spiral pipelines which are uniformly distributed and communicated with the air inlet cavity and the air outlet cavity are arranged in the spiral valve body, and a plurality of air outlet holes which are communicated with the air outlet cavity are uniformly formed in the side wall of the shell;
The spiral valve body adopts a cylinder structure, a plurality of evenly distributed air inlets are formed in the bottom of the spiral valve body, a plurality of evenly distributed air outlets are formed in the top of the spiral valve body, and the spiral pipelines are communicated with the air inlets and the air outlets.
2. The muffler of claim 1, wherein: the spiral valve body comprises three spiral pipelines which are uniformly distributed at intervals.
3. The muffler of claim 1, wherein: the spiral pipeline adopts a nested spiral pipeline.
4. The muffler of claim 1, wherein: the shell is in interference fit with the spiral valve body.
5. The muffler of claim 1, wherein: the spiral valve body is connected with the shell through welding.
6. The muffler of claim 1, wherein: the spiral valve body is integrally connected with the shell.
7. The muffler of claim 1, wherein: the section of the spiral pipeline is circular, elliptical or polygonal.
8. The muffler of claim 1, wherein: the shell is of a cylindrical structure, the bottom of the shell is bent outwards perpendicularly to form a flange, and the flange is provided with a mounting hole.
9. A compressor, characterized in that: the compressor comprising the muffler of any one of claims 1-8.
10. An air conditioner, characterized in that: the compressor of the air conditioner includes the muffler of any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309742.5A CN109869300B (en) | 2019-04-17 | Muffler and compressor and air conditioner using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910309742.5A CN109869300B (en) | 2019-04-17 | Muffler and compressor and air conditioner using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109869300A CN109869300A (en) | 2019-06-11 |
| CN109869300B true CN109869300B (en) | 2024-07-02 |
Family
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201991783U (en) * | 2010-12-09 | 2011-09-28 | 珠海格力节能环保制冷技术研究中心有限公司 | Side exhaust muffler and rotary compressor with same |
| CN201991589U (en) * | 2011-03-08 | 2011-09-28 | 楚杏芬 | Muffler for locomotive |
| CN209724607U (en) * | 2019-04-17 | 2019-12-03 | 珠海凌达压缩机有限公司 | Muffler and the compressor and air conditioner for using the muffler |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201991783U (en) * | 2010-12-09 | 2011-09-28 | 珠海格力节能环保制冷技术研究中心有限公司 | Side exhaust muffler and rotary compressor with same |
| CN201991589U (en) * | 2011-03-08 | 2011-09-28 | 楚杏芬 | Muffler for locomotive |
| CN209724607U (en) * | 2019-04-17 | 2019-12-03 | 珠海凌达压缩机有限公司 | Muffler and the compressor and air conditioner for using the muffler |
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