CN214787892U - Silencing bag, compressor and refrigeration equipment - Google Patents

Abstract

The application provides a silencing bag, a compressor and refrigeration equipment; the amortization package is including apron and amortization shell, and the one end of amortization shell links to each other with the apron is sealed fixed, and the amortization shell surrounds with the apron and is formed with the amortization inner chamber, has seted up the discharge orifice on the apron, discharge orifice and amortization inner chamber intercommunication, install the interior calandria of intercommunication amortization inner chamber on the amortization shell. According to the silencing bag, the cover plate and the silencing shell are encircled to form the silencing inner cavity, the cover plate is provided with the overflowing hole, and the silencing shell is provided with the inner exhaust pipe so as to be connected to an exhaust system to achieve a silencing effect; therefore, the silencing bag is simple in structure, relatively few in number of parts, convenient to manufacture and low in cost. In addition, the cover plate matched with the size of the opening of the high-pressure cavity of the compressor can be manufactured according to the size of the opening of the high-pressure cavity of the compressor, and then the cover plate is sealed on the opening of the high-pressure cavity, so that the silencing bag can be applied to the compressor with the high-pressure cavity with a larger opening.

Description

Silencing bag, compressor and refrigeration equipment

Technical Field

The application belongs to the technical field of compressors, and particularly relates to a silencing bag, a compressor and refrigeration equipment.

Background

A compressor is used in a refrigeration apparatus such as a refrigerator. With the increasingly obvious requirements of people on low noise, silence and the like of household appliances, the requirement on the noise of the compressor during working is lower and lower. In refrigeration equipment, a compressor is typically used to draw a refrigerant fluid and compress it to produce a high pressure stream of refrigerant fluid. During operation of the compressor, sound waves are often generated in the fluid and are introduced into the discharge structure of the compressor, whereby these sound waves (also called "pulsations") create noise problems. It is currently common to use a muffler packet in conjunction with the high pressure chamber of the compressor to muffle sound through the muffler packet.

The current amortization package is generally sealed two half tube-shape shells of fixing on both sides of orifice plate to form the cavity tube-shape shell, and weld the connecting pipe respectively at the both ends of cavity tube-shape shell. When the device is used, one connecting pipe is connected with a high-pressure cavity of the compressor, and the other connecting pipe is connected with an exhaust system of the device. However, the silencing bag has a complex structure, a large number of parts, a complex process and high cost, and cannot be applied to a compressor with a high-pressure cavity with a large opening.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a silencing bag, a compressor and refrigeration equipment, so as to solve the problems that the silencing bag in the prior art is complex in structure and cannot be applied to the compressor with a high-pressure cavity with a large opening.

In order to achieve the above purpose, the embodiment of the present application adopts the following technical solutions: the utility model provides a amortization package, including apron and amortization shell, the one end of amortization shell with the apron is sealed fixed continuous, the amortization shell with the apron surrounds and is formed with the amortization inner chamber, the discharge orifice has been seted up on the apron, the discharge orifice with amortization inner chamber intercommunication, install the one end intercommunication on the amortization shell amortization inner chamber and the other end are used for communicateing compressor exhaust system's interior calandria.

In an optional embodiment, one end of the silencing shell is open, and the cover plate covers the open end of the silencing shell.

In an alternative embodiment, the open end of the sound attenuating housing is welded to the cover plate.

In an alternative embodiment, the cross section area of the silencing shell is reduced from the end of the silencing shell close to the cover plate to the end far away from the cover plate.

In an alternative embodiment, the inner discharge pipe is mounted at an end of the silencing shell remote from the cover plate.

In an alternative embodiment, a connecting pipe is mounted on the cover plate, and the peripheral side surface of the connecting pipe is in sealing connection with the inner side surface of the overflowing hole.

In an optional embodiment, the silencing bag further comprises a communicating pipe and a supporting plate, the supporting plate is detachably connected with the cover plate, a through hole is formed in the supporting plate, the through hole is communicated with the overflowing hole, and the communicating pipe is inserted into the through hole and communicated with the overflowing hole.

In an optional embodiment, a sealing ring is arranged between the supporting plate and the cover plate, and the sealing ring surrounds the through hole.

In an alternative embodiment, the cross-section of the sound-damping shell has a circular, polygonal or elliptical profile.

In an alternative embodiment, the cross-section of the overflow aperture is circular, polygonal or elliptical.

It is a further object of this embodiment of the present application to provide a compressor including the sound-deadening bag as described in any one of the above embodiments.

It is a further object of an embodiment of the present application to provide a refrigeration apparatus including a compressor as in the above-described embodiment.

The sound attenuation package provided by the embodiment of the application has the beneficial effects that: compared with the prior art, the silencing bag has the advantages that the silencing inner cavity is formed by surrounding the cover plate and the silencing shell, the cover plate is provided with the overflowing hole, and the silencing shell is provided with the inner exhaust pipe so as to be connected to an exhaust system, so that the silencing effect is realized; therefore, the silencing bag is simple in structure, relatively few in number of parts, convenient to manufacture and low in cost. In addition, the cover plate matched with the size of the opening of the high-pressure cavity of the compressor can be manufactured according to the size of the opening of the high-pressure cavity of the compressor, and then the cover plate is sealed on the opening of the high-pressure cavity, so that the silencing bag can be applied to the compressor with the high-pressure cavity with a larger opening.

The beneficial effect of the compressor that this application embodiment provided lies in: compared with the prior art, the compressor of the application uses the silencing package of the embodiment, has the technical effect of the silencing package, and is not repeated herein.

The refrigeration equipment provided by the embodiment of the application has the beneficial effects that: compared with the prior art, the refrigeration equipment of the application uses the compressor of the embodiment, has the technical effect of the compressor, and is not repeated herein.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a sound-deadening bag according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of the sound-damping bag shown in FIG. 1;

fig. 3 is a schematic perspective view of a silencing package according to another embodiment of the present application;

FIG. 4 is a schematic cross-sectional view of the sound-damping bag shown in FIG. 3;

FIG. 5 is a schematic cross-sectional view of a sound-damping bag according to another embodiment of the present application;

fig. 6 is a schematic structural diagram of a silencing package according to another embodiment of the present application;

fig. 7 is a schematic structural diagram of a silencing package according to another embodiment of the present application;

fig. 8 is a schematic structural diagram of a silencing package according to another embodiment of the present application.

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

13-a sound-deadening bag; 130-a sound deadening inner chamber; 131-a cover plate; 1311-an overflow hole; 1312-a tank; 1313-mounting holes; 132-a sound-deadening shell; 133-inner row of tubes; 134-connecting tube; 135-a support plate; 1351-through hole; 136-communicating tube; 137-sealing ring;

14-a seal; 141-sealing rubber ring; 142-a gasket;

15-bolt.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application 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 merely illustrative of the present application and are not intended to limit the present application.

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 application, "a plurality" means two or more unless specifically limited otherwise. The meaning of "a number" is one or more unless specifically limited otherwise. 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. The terms "center," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be considered limiting of the application.

In the description of the present application, it is to 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; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

Reference throughout this specification to "one embodiment," "some embodiments," or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the present application. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 and 2, the sound-deadening bag 13 provided by the present application will now be described. The silencing bag 13 comprises a cover plate 131, a silencing shell 132 and an inner row pipe 133. The cover plate 131 is fixedly connected with the silencing shell 132 in a sealing manner, the silencing shell 132 and the cover plate 131 surround to form the silencing inner cavity 130, and when airflow enters the silencing inner cavity 130, the silencing inner cavity 130 can play roles in buffering, vibration damping and silencing due to the sudden increase of the volume.

An overflowing hole 1311 is formed in the cover plate 131, and the overflowing hole 1311 communicates with the sound-deadening chamber 130 so that high-pressure gas flow can enter the sound-deadening chamber 130 through the overflowing hole 1311. Muffler shell 132 has an inner discharge pipe 133 mounted thereon, and inner discharge pipe 133 communicates with muffler chamber 130 to discharge the air flow in muffler chamber 130.

The application provides a amortization package 13's beneficial effect lies in: compared with the prior art, the silencing bag 13 has the advantages that the silencing inner cavity 130 is formed by surrounding the cover plate 131 and the silencing shell 132, the flow through hole 1311 is formed in the cover plate 131, and the inner discharge pipe 133 is arranged on the silencing shell 132 so as to be connected to an exhaust system of a compressor, so that the silencing effect is realized; therefore, the silencing bag 13 has the advantages of simple structure, relatively fewer parts, convenience in manufacturing and low cost. In addition, the cover plate 131 adapted to the size of the high-pressure chamber of the compressor can be manufactured according to the size of the opening of the high-pressure chamber, and then the cover plate 131 is sealed on the opening of the high-pressure chamber, so that the silencing bag 13 can be applied to the compressor with the high-pressure chamber with a larger opening.

In one embodiment, one end of the sound-deadening shell 132 is open, and the cover plate 131 covers the open end of the sound-deadening shell 132, that is, the cover plate 131 covers the open end of the sound-deadening shell 132, and the cover plate 131 is hermetically connected to the open end of the sound-deadening shell 132, so that the cover plate 131 covers the open end of the sound-deadening shell 132, and the cover plate 131 and the sound-deadening shell 132 enclose the sound-deadening inner cavity 130, and the processing and manufacturing, especially the processing and manufacturing of the sound-deadening shell 132, can be facilitated, thereby reducing the cost of the sound-deadening bag 13. Of course, one end of the sound deadening shell 132 may be provided with a structure in a shape of a constricted opening, and the cover plate 131 is covered on the constricted end of the sound deadening shell 132, and may also enclose the sound deadening chamber 130.

In one embodiment, the open end of sound attenuating housing 132 may be welded to cover plate 131 to ensure that cover plate 131 is in secure and sealed communication with sound attenuating housing 132. Of course, the edge of the open end of the sound-deadening shell 132 may be fixedly and sealingly connected to the cover plate 131 by a fastener such as a screw or a rivet.

In one embodiment, the inner discharge pipe 133 is installed at an end of the silencing shell 132 away from the cover plate 131, so that after the high-pressure air flow enters the silencing inner cavity 130 through the overflowing hole 1311 on the cover plate 131, the high-pressure air flow can enter the inner discharge pipe 133 more smoothly, so as to reduce vibration and further reduce noise of the air flow.

In one embodiment, from the end of the sound-deadening shell 132 close to the cover plate 131 to the end far from the cover plate 131: the cross-sectional area of sound-deadening shell 132 is set to be reduced. This facilitates the manufacture of the muffler shell 132. And this kind of structure also conveniently is connected interior calandria 133 with amortization shell 132, can also guide the air current in amortization inner chamber 130 and get into interior calandria 133 and discharge to reduce the vibration, realize making an uproar falls. Of course, the silencing shell 132 may be set in other shapes, for example, the cross sections of the two ends may be set to be the same, so as to facilitate the processing and manufacturing of the silencing shell 132.

In one embodiment, the silencing shell 132 may have a two-stage structure, for example, a section of the silencing shell 132 close to the cover plate 131 is a cylinder shape, so as to facilitate processing and manufacturing, and ensure that the silencing shell 132 has a larger space inside, so that the silencing cavity 130 has a larger volume, and the silencing effect is improved. The area of a section of the cross section of the silencing shell 132 away from the cover plate 131 is reduced, so that the airflow in the silencing inner cavity 130 can be guided to enter the inner exhaust pipe 133 to be exhausted, the vibration is reduced, and the noise is reduced.

In one embodiment, the inner discharge pipe 133 may be a plastic pipe to bend the inner discharge pipe 133, so that the space in the compressor may be fully utilized to set the inner discharge pipe 133 longer to reduce vibration and improve noise reduction effect when in use. It is to be understood that flexible tubing may also be used for the inner row of tubes 133. Of course, a metal pipe or the like may be used for the inner row pipe 133.

In one embodiment, the inner row pipe 133 is welded to the silencing shell 132 to protect the inner row pipe 133 from being firmly connected to the silencing shell 132 and ensure good sealing performance, and the connection mode is simple in structure, convenient to implement and low in cost. It is understood that the inner tube 133 may be fixedly coupled to the muffler shell 132 using a pipe joint.

In one embodiment, the cross-section of the sound-deadening shell 132 has a circular outline, that is, the cross-section of the sound-deadening shell 132 has a circular ring shape, so as to facilitate the processing and manufacturing of the sound-deadening shell 132. It should be understood that the outline of the cross section of sound-deadening shell 132 may be polygonal such as rectangular or triangular, or the outline of the cross section of sound-deadening shell 132 may be elliptical.

In one embodiment, the cross-section of the flow holes 1311 is circular to facilitate the machining of the flow holes 1311. It is understood that the cross section of the overflowing hole 1311 may be formed in a polygonal shape such as a rectangle, a triangle, etc., and the cross section of the overflowing hole 1311 may be formed in an elliptical shape, etc.

In one embodiment, referring to fig. 3 and 4, the sound-absorbing bag 13 further includes a connection pipe 134, and the connection pipe 134 is mounted on the cover plate 131 to fixedly support the connection pipe 134 through the cover plate 131. The circumferential side surface of the connection pipe 134 is sealingly connected to the inner side surface of the overflowing hole 1311 to mount the connection pipe 134 on the cover plate 131 and prevent leakage between the circumferential side surface of the connection pipe 134 and the inner side surface of the overflowing hole 1311. The connecting pipe 134 is provided, and the high-pressure cavity of the compressor can be connected through the connecting pipe 134, so that the silencing bag 13 can be applied to the high-pressure cavity with an exhaust duct, so as to adapt to most of current compressors and improve the application range of the silencing bag 13.

In one embodiment, the connection tube 134 may be installed in the overflowing hole 1311 by interference fit to achieve sealing connection of the inner side surface of the overflowing hole 1311 and the peripheral side surface of the connection tube 134. It is understood that the connection pipe 134 may be welded to the cover plate 131 to seal the inner side surface of the overflowing hole 1311 with the circumferential side surface of the connection pipe 134. Of course, a sealant may be provided between the circumferential side surface of the connection pipe 134 and the inner surface of the overflowing hole 1311 to seal the inner surface of the overflowing hole 1311 and the circumferential side surface of the connection pipe 134.

In an embodiment, referring to fig. 5, the sound-deadening bag 13 further includes a communicating pipe 136 and a supporting plate 135, a through hole 1351 is formed on the supporting plate 135, and the communicating pipe 136 is fittingly installed in the through hole 1351. In use, the support plate 135 is coupled to the cover plate 131, and the through holes 1351 communicate with the overflowing holes 1311, so that the communication pipe 136 communicates with the overflowing holes 1311 of the cover plate 131. The structure can be connected with the high-pressure cavity of the compressor through the communication pipe 136, so that the silencing bag 13 can be applied to the high-pressure cavity with the exhaust duct, so as to adapt to most of current compressors and improve the application range of the silencing bag 13. This structure also facilitates the connection of the communication pipe 136 with the cap plate 131.

In one embodiment, the communication pipe 136 may be mounted in the through hole 1351 by interference fit to achieve a sealed connection of the inner side surface of the through hole 1351 and the circumferential side surface of the communication pipe 136. It is understood that the communication pipe 136 may be welded to the support plate 135 to seal the inner side surface of the through hole 1351 with the circumferential side surface of the communication pipe 136. Of course, a sealant may be provided between the circumferential side surface of communication pipe 136 and the inner side surface of through hole 1351 to seal the inner side surface of through hole 1351 and the circumferential side surface of communication pipe 136.

In one embodiment, the support plate 135 is detachably connected to the cover plate 131, so that the connection pipe 136 can be conveniently connected to the cover plate 131, and the connection pipe 136 and the support plate 135 can be used as accessories of the sound attenuation bag 13.

In one embodiment, a sealing ring 137 is disposed between the support plate 135 and the cover plate 131, and the sealing ring 137 surrounds the through hole 1351 to seal the support plate 135 and the cover plate 131 against leakage. Of course, the supporting plate 135 and the cover plate 131 may be welded to achieve sealing between the supporting plate 135 and the cover plate 131. Sealant can also be disposed between the support plate 135 and the cover plate 131 to seal the support plate 135 and the cover plate 131.

In one embodiment, referring to fig. 6, the cover plate 131 has a plurality of mounting holes 1313 formed at its edge for connecting to a high pressure chamber of a compressor, such as bolts 15, for easy connection and sealing.

Understandably, the edge of the cover plate 131 is provided with a buckle, so that the cover plate can be connected with a high-pressure cavity of the compressor in a clamping manner, and the connection and the sealing are convenient.

In one embodiment, referring to fig. 6, the sealing member 14 is mounted on the cover plate 131, the sealing member 14 is disposed on an edge of the cover plate 131, and the sealing member 14 is located on a side of the cover plate 131 facing away from the sound-deadening shell 132, and the sealing member 14 is disposed around the overflowing hole 1311, so that when the cover plate 131 is mounted on the high-pressure chamber of the compressor, better sealing can be performed, and the sealing effect is improved.

In one embodiment, referring to fig. 6, the sealing member 14 may be a sealing rubber ring 141, which is simple in structure, low in cost, and convenient to install.

In one embodiment, referring to fig. 6 and 7, a receiving groove 1312 is formed on the cover plate 131, and the depth of the receiving groove 1312 is smaller than the thickness of the sealing rubber ring 141. In use, packing rubber 141 may be installed in pocket 1312 to facilitate positioning and installation of packing rubber 141.

In one embodiment, referring to fig. 8, the sealing member 14 may be a gasket 142 to better withstand a greater air pressure while sealing, so as to improve the sealing effect.

The amortization package 13 of this application embodiment, simple structure, the preparation shaping is low, not only can be applied to on the compressor that has great open-ended high-pressure chamber, can be applicable to moreover on the ordinary high-pressure chamber that has exhaust duct to adapt to present majority compressor, application scope is wide.

Embodiments of the present application further provide a compressor, including the sound attenuation package as described in any of the above embodiments. This compressor has used the amortization package of above-mentioned embodiment, and noise cancelling effect is good, and is with low costs to have the technological effect of above-mentioned amortization package, no longer describe herein.

The embodiment of the application also discloses refrigeration equipment, which comprises the compressor in any embodiment. The refrigeration equipment uses the compressor of the embodiment, has small noise reduction and low cost, and has the technical effects of the compressor corresponding to the embodiment, and the details are not repeated.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (12)

1. A sound attenuation bag, characterized in that: including apron and amortization shell, the one end of amortization shell with the apron is sealed fixed continuous, the amortization shell with the apron surrounds and forms the amortization inner chamber, seted up the discharge orifice on the apron, the discharge orifice with amortization inner chamber intercommunication, install the one end intercommunication on the amortization shell amortization inner chamber and the other end are used for communicateing compressor exhaust system's interior calandria.

2. The sound attenuation kit of claim 1, wherein: one end of the silencing shell is open, and the cover plate is covered on the open end of the silencing shell in a sealing mode.

3. The sound dampening package of claim 2, wherein: the open end of the silencing shell is welded on the cover plate.

4. The sound-damping bag according to any one of claims 1 to 3, wherein: the area of the cross section of the silencing shell is reduced from one end, close to the cover plate, of the silencing shell to one end, far away from the cover plate, of the silencing shell.

5. The sound-damping bag according to any one of claims 1 to 3, wherein: the inner discharge pipe is arranged at one end of the silencing shell far away from the cover plate.

6. The sound-damping bag according to any one of claims 1 to 3, wherein: the cover plate is provided with a connecting pipe, and the peripheral side surface of the connecting pipe is hermetically connected with the inner side surface of the overflowing hole.

7. The sound-damping bag according to any one of claims 1 to 3, wherein: the silencing bag further comprises a communicating pipe and a supporting plate, the supporting plate is detachably connected with the cover plate, a through hole is formed in the supporting plate, the through hole is communicated with the overflowing hole, and the communicating pipe is inserted into the through hole and communicated with the overflowing hole.

8. The sound-attenuating package of claim 7, wherein: and a sealing ring is arranged between the supporting plate and the cover plate and surrounds the through hole.

9. The sound-damping bag according to any one of claims 1 to 3, wherein: the outline of the cross section of the silencing shell is circular, polygonal or elliptical.

10. The sound-damping bag according to any one of claims 1 to 3, wherein: the cross section of the overflowing hole is circular, polygonal or elliptical.

11. A compressor, characterized by: comprising the sound attenuating packet of any one of claims 1-10.

12. A refrigeration apparatus, characterized by: comprising a compressor as claimed in claim 11.

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