CN210068413U

CN210068413U - Flow guiding silencer and compressor and air conditioner using same

Info

Publication number: CN210068413U
Application number: CN201920540910.7U
Authority: CN
Inventors: 聂军; 霍喜军; 李永贵
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Landa Compressor Co Ltd
Priority date: 2019-04-19
Filing date: 2019-04-19
Publication date: 2020-02-14
Anticipated expiration: 2029-04-19

Abstract

The utility model discloses a water conservancy diversion muffler and use compressor and air conditioner of this muffler. The flow guide silencer comprises a shell with a plurality of exhaust holes, at least one flow guide plate is arranged in the shell, and a plurality of expanding silencers are arranged on the flow guide plate. The utility model provides a water conservancy diversion muffler compares with prior art, sets up a plurality of guide plates in the casing, sets up a plurality of expanding mufflers on the guide plate, falls the noise and the gas-liquid separation of making an uproar many times to the refrigerant, has reduced noise and oiliness by a wide margin, has improved and has fallen the efficiency of making an uproar and reducing the oiliness, accords with humanized and industrial design.

Description

Flow guiding silencer and compressor and air conditioner using same

Technical Field

The utility model belongs to the technical field of the muffler, more specifically say, relate to a compressor and air conditioner of water conservancy diversion muffler and use this muffler.

Background

Silencers are a device that prevents sound transmission while allowing airflow through, and are an important measure for eliminating aerodynamic noise. The silencer is a device for reducing noise, which is arranged on an airflow channel of air power equipment (such as a blower, an air compressor, a boiler exhaust port, a generator, a water pump and other equipment with high noise at an exhaust port) or in an air inlet and exhaust system.

The existing silencer adopts a petal-shaped structure, and depends on the concave-convex structure of the inner cavity of the silencer to diffuse and reflect sound, so that the silencer is finally discharged, airflow noise caused by direct exhaust of a flange exhaust port is avoided, and the purpose of noise reduction is achieved.

But traditional muffler is subject to the influence of petal volume size for flange exhaust gas volume pressure is in the muffler, only leans on the gap of shaft diameter or sets up scheme such as exhaust hole on the petal face to exhaust, and not only the noise reduction effect is poor, improves the power of compressor, and because the muffler exhaust is the straight row, leads to lubricating oil along with the refrigerant discharge pump body together, has improved the oiliness of compressor, has further reduced the efficiency of compressor.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a water conservancy diversion muffler to solve the problem that the noise reduction effect that exists is poor among the prior art, the compressor oil content is high.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a water conservancy diversion muffler, including the casing that has a plurality of exhaust holes, be provided with at least one guide plate in the casing, be provided with a plurality of expanding mufflers on the guide plate.

Preferably, a first guide plate and a second guide plate which are sequentially arranged are arranged in the shell, and a plurality of expanding silencers which are uniformly arranged are arranged on the first guide plate and the second guide plate.

Preferably, the expansion silencer on the first guide plate and the expansion silencer on the second guide plate are arranged in a staggered mode.

Further, the expanding muffler includes a vent hole and an expanding chamber vertically communicating with the vent hole.

Further, the first guide plate and the second guide plate divide the inside of the shell into a first chamber, a second chamber and a third chamber from bottom to top in sequence, and the exhaust hole is formed in the side wall of the shell and communicated with the third chamber.

Preferably, the size of the housing is gradually reduced from bottom to top, so that the space of the first chamber is larger than the space of the second chamber, and the space of the second chamber is larger than the space of the third chamber.

Further, the bottom of the shell is provided with an installation part bent outwards.

Furthermore, a plurality of mounting holes are formed in the mounting portion.

Another object of the present invention is to provide a compressor, which includes the above flow-guiding silencer.

Another object of the present invention is to provide an air conditioner, wherein the compressor of the air conditioner comprises the above flow guiding silencer.

The utility model provides a water conservancy diversion muffler's beneficial effect lies in: compared with the prior art, the multiple guide plates are arranged in the shell, the multiple expansion type silencers are arranged on the guide plates, noise reduction and gas-liquid separation are carried out on the refrigerant for multiple times, noise and oil content are greatly reduced, the efficiency of noise reduction and oil content reduction is improved, and the humanized and industrial design is met.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a cross-sectional view of a diversion silencer according to an embodiment of the present invention.

Wherein, in the drawings, the reference numerals are mainly as follows:

1. a housing; 2. an exhaust hole; 3. a first baffle; 4. a second baffle;

5. an expanding muffler; 51. A vent hole; 52. an expansion chamber;

6. a first chamber; 7. a second chamber; 8. a third chamber; 9. an installation part; 10. and (7) installing holes.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" 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 is to 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 those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, 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 specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1, a flow guiding silencer according to an embodiment of the present invention will be described. The flow guide silencer comprises a shell 1, wherein a plurality of exhaust holes 2 are formed in the shell 1, at least one flow guide plate is arranged in the shell 1, and a plurality of expansion silencers 5 are arranged on the flow guide plate. In the exhaust process, the refrigerant firstly enters a cavity formed by the first guide plate and the shell 1 to reduce noise and separate gas and liquid, then the expanded muffler 5 on the first guide plate is used for reducing noise for the second time, and the like, and after noise reduction and gas-liquid separation for multiple times, the noise and the oil content are greatly reduced.

The utility model provides a water conservancy diversion muffler compares with prior art, sets up a plurality of guide plates in casing 1, sets up a plurality of expanding muffler 5 on the guide plate, falls the noise and the gas-liquid separation falls many times to the refrigerant, has reduced noise and oiliness by a wide margin, has improved and has fallen the efficiency of making an uproar and reducing the oiliness, accords with humanized and industrial design.

Preferably, please refer to fig. 1, as the utility model provides a concrete implementation of water conservancy diversion muffler, be provided with first guide plate 3 and second guide plate 4 in the casing 1, first guide plate 3 is located the below of second guide plate 4, all be provided with a plurality of expanding muffler 5 on first guide plate 3 and second guide plate 4, the refrigerant is through first guide plate 3, expanding muffler 5 on first guide plate 3, second guide plate 4, take place to fall a plurality of times behind the expanding muffler 5 on the second guide plate 4 and fall the gas-liquid separation, the noise reduction effect has been improved greatly, the oil content has been reduced.

Preferably, please refer to fig. 1, the expandable muffler 5 on the first guide plate 3 and the expandable muffler 5 on the second guide plate 4 are staggered, so that the refrigerant is more difficult to enter the expandable muffler 5 on the second guide plate 4 from the expandable muffler 5 on the first guide plate 3, the flow path of the refrigerant is conveniently extended, the time for diffuse reflection of the refrigerant is longer, the noise reduction and gas-liquid separation processes are more sufficient, and the noise reduction effect of the refrigerant is enhanced.

Further, referring to fig. 1, the expandable muffler 5 includes a vent hole 51 and an expandable chamber 52, wherein the vent hole 51 is vertically communicated with the expandable chamber 52, and when entering the expandable muffler 5, the refrigerant enters the vent hole 51, enters the expandable chamber 52 to undergo diffuse reflection to perform sound attenuation, and finally exits from the expandable chamber 52 through the vent hole 51. The refrigerant is more difficult to enter the second vent hole 51 from the first vent hole 51, the circulation path of the refrigerant is convenient to prolong, the diffuse reflection time of the refrigerant is longer, the noise reduction and gas-liquid separation processes are more sufficient, and the noise reduction effect of the refrigerant is enhanced.

Further, referring to fig. 1, the first flow guide plate 3 and the second flow guide plate 4 divide the interior of the housing 1 into a first chamber 6, a second chamber 7 and a third chamber 8, the exhaust hole 2 is formed in the side wall of the housing 1, and the exhaust hole 2 is communicated with the third chamber 8. Firstly, a refrigerant enters a first chamber 6 to perform primary noise reduction and gas-liquid separation; then, the refrigerant is subjected to secondary noise reduction through the expanding silencer 5 on the first guide plate 3; then, the air enters the second chamber 7 through the first vent hole 51 to perform third noise reduction and second gas-liquid separation; then, the fourth noise reduction is carried out through the expansion silencer 5 on the second guide plate 4; and then enters the third chamber 8 through the second vent hole 51 to perform fifth noise reduction and third gas-liquid separation, and finally is discharged from the vent hole 2, and the whole process is subjected to fifth noise reduction and third gas-liquid separation, so that the noise and the oil content are greatly reduced. Of course, in other embodiments, the number of baffles may also be selected based on the actual situation.

Preferably, as the utility model provides a another kind of embodiment of water conservancy diversion muffler, set up first guide plate 3 in the casing 1, second guide plate 4 and third guide plate, first guide plate 3, second guide plate 4 and third guide plate from the bottom up set gradually, first guide plate 3, all be provided with a plurality of expansion muffler 5 of evenly arranging on second guide plate 4 and the third guide plate, according to the above fall make an uproar and gas-liquid separation process, three guide plate can make the refrigerant fall make an uproar and quartic gas-liquid separation through seven times, the more of guide plate and expansion muffler 5, the noise reduction effect is better. Of course, in other embodiments, the number of the baffles and the number of the expansion silencers 5 can be selected according to actual conditions and requirements, and will not be described herein.

Preferably, referring to fig. 1, the radial dimension of the housing 1 is gradually reduced from bottom to top, the spaces of the first chamber 6, the second chamber 7, and the third chamber 8 are sequentially reduced, and in the process that the refrigerant flows from the first chamber 6 to the second chamber 7 and then to the third chamber 8, the process of diffuse reflection is more severe due to the gradual reduction of the spaces, so that the effects of noise reduction and gas-liquid separation are better.

Further, referring to fig. 1, the bottom of the housing 1 is provided with an outward bent mounting portion 9, and the housing 1 can be fixed to a flange or the like by the mounting portion 9 when being mounted.

Further, referring to fig. 1, the mounting portion 9 is provided with a plurality of mounting holes 10, so that the connecting member can pass through the mounting holes 10 to fix the connecting plate.

The utility model also provides a compressor, the compressor includes above-mentioned water conservancy diversion muffler.

The utility model also provides an air conditioner, air conditioner's compressor includes above-mentioned water conservancy diversion muffler.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a water conservancy diversion muffler, includes the casing that has a plurality of exhaust holes, its characterized in that: at least one guide plate is arranged in the shell, and a plurality of expanding silencers are arranged on the guide plate;

the casing is internally provided with a first guide plate and a second guide plate which are sequentially arranged, and the first guide plate and the second guide plate are respectively provided with a plurality of expanding silencers which are uniformly arranged.

2. The flow directing silencer of claim 1, wherein: the expansion type silencer on the first guide plate and the expansion type silencer on the second guide plate are arranged in a staggered mode.

3. The flow directing silencer of claim 1, wherein: the expanding silencer comprises a vent hole and an expanding chamber vertically communicated with the vent hole.

4. The flow directing silencer of claim 1, wherein: the first guide plate and the second guide plate divide the inside of casing into first cavity, second cavity and third cavity by supreme down in proper order, the exhaust hole is seted up the lateral wall of casing and intercommunication the third cavity.

5. The diversion silencer of claim 4, wherein: the size of the shell is gradually reduced from bottom to top, so that the space of the first cavity is larger than that of the second cavity, and the space of the second cavity is larger than that of the third cavity.

6. The flow directing silencer of claim 1, wherein: the bottom of the shell is provided with an installation part bent outwards.

7. The diversion silencer of claim 6, wherein: a plurality of mounting holes are formed in the mounting portion.

8. A compressor, characterized by: the compressor includes the flow-directing muffler of any one of claims 1-7.

9. An air conditioner, characterized in that: the compressor of the air conditioner includes the flow guide silencer of any one of claims 1 to 7.