CN215595841U

CN215595841U - Compressor and refrigerating and heating equipment

Info

Publication number: CN215595841U
Application number: CN202122432822.5U
Authority: CN
Inventors: 陈新杰; 黄刚
Original assignee: Anhui Meizhi Compressor Co Ltd
Current assignee: Anhui Meizhi Compressor Co Ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-21
Anticipated expiration: 2031-09-30

Abstract

The utility model belongs to the technical field of compressors, and particularly relates to a compressor and refrigeration and heating equipment. Wherein, the compressor includes crankcase and interior calandria subassembly, the crankcase is equipped with the high-pressure chamber, interior calandria subassembly is including sealed lid and blast pipe, sealed lid is connected with the crankcase, sealed lid closing cap high-pressure chamber forms the amortization room, be equipped with the division board that separates into first amortization chamber and second amortization chamber with the amortization room in the amortization room, be equipped with communicating pipe on the division board, communicating pipe has first opening and the second opening that link up, first opening is located first amortization chamber, the second opening is located second amortization chamber, the first amortization chamber of blast pipe intercommunication. The setting of division board and communicating pipe can realize the optimal configuration to the interior space of anechoic chamber, forms a plurality of expansion chambeies or resonant cavity in the anechoic chamber to realize the weakening of specific frequency channel noise, improve the noise cancelling effect, weaken the exhaust pulsation, vibration and noise when reducing the compressor operation improve the wholeness ability of compressor.

Description

Compressor and refrigerating and heating equipment

Technical Field

The utility model belongs to the technical field of compressors, and particularly relates to a compressor and refrigeration and heating equipment.

Background

The compressor is a device used for compressing a refrigerant in refrigeration equipment such as a refrigerator, a freezer and an air conditioner, noise generated during the operation of the compressor is one of main sources of the operation noise of the refrigeration equipment, and exhaust pulsation and exhaust noise generated during the operation of the compressor are main factors causing the noise of the compressor.

In the related art, a noise reduction chamber is generally provided in a crankcase of a compressor to reduce exhaust pulsation and exhaust noise. However, in the actual production process, considering the miniaturization requirement of the compressor, the space for placing the crankcase of the compressor is limited, the number of the silencing chambers arranged on the crankcase is limited, and generally only one or two silencing chambers are arranged on the crankcase, so that the improvement effect of the exhaust noise and the exhaust pulsation is limited, and the exhaust noise cannot be greatly improved in multiple frequency bands.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model mainly aims to provide a compressor and refrigeration and heating equipment, and aims to solve the technical problems that the number of silencing chambers of the compressor is limited, exhaust noise cannot be reduced in multiple frequency bands, and the silencing effect is limited in the prior art.

The technical scheme adopted by the utility model is as follows: the utility model provides a compressor, include the crankcase and install in the interior calandria subassembly of crankcase, the crankcase is equipped with high-pressure chamber, interior calandria subassembly is including sealed lid and blast pipe, sealed lid is connected with the crankcase, the accent of sealed lid closing cap high-pressure chamber is in order to form the amortization room, be equipped with the division board in the amortization room, first amortization chamber and second amortization chamber are separated into with the amortization room to the division board, be equipped with communicating pipe on the division board, communicating pipe has first opening and the second opening that is linked together, first opening is located first amortization chamber, the second opening is located second amortization chamber, blast pipe intercommunication first amortization chamber.

In some embodiments, the communication pipe is divided into a first section and a second section by taking the partition plate as a boundary, the first section is located in the first silencing cavity, the first opening is located in the first section, the second section is located in the second silencing cavity, and the second opening is located in the second silencing cavity.

In some embodiments, the first segment and the second segment are not equal in length.

In some embodiments, communicating pipe is from the division board to first amortization chamber protrusion, and the lateral wall of communicating pipe or the tip that deviates from the division board of locating communicating pipe are located to first opening, and the position department that communicates pipe and division board link to each other is located to the second opening.

In some embodiments, communicating pipe is from the division board to the protrusion of second amortization chamber, and the position department that communicating pipe and division board link to each other is located to first opening, and the lateral wall of communicating pipe or the tip that deviates from the division board of locating communicating pipe are located to the second opening.

In some embodiments, the inner diameter of the communication tube is 2mm to 5 mm.

In some embodiments, the communication pipe is integrally formed on the separation plate, or the separation plate is provided with an insertion hole, and the communication pipe is inserted into the insertion hole.

In some embodiments, the partition plate is mounted to the mouth of the high-pressure chamber, the sealing cover is an arched cover arched away from the high-pressure chamber, the cavity between the partition plate and the sealing cover forms a first muffling chamber, and the high-pressure chamber forms a second muffling chamber.

In some embodiments, a connecting column is arranged in the high-pressure cavity, a connecting hole is formed in the position, corresponding to the connecting column, of the sealing cover, the inner calandria component further comprises a connecting piece for connecting the crankcase and the sealing cover, one end of the connecting piece penetrates through the connecting hole to be fixedly connected with the connecting column, and the other end of the connecting piece seals the connecting hole.

One or more technical solutions in the compressor provided by the embodiment of the present invention have at least one of the following technical effects: the utility model provides a compressor, it separates into two mutually independent first amortization chambeies and second amortization chamber with the amortization room through setting up the division board, set up communicating pipe again on the division board, through communicating pipe first amortization chamber of intercommunication and second amortization chamber, the optimal configuration of amortization room inner space can be realized in the setting of division board and communicating pipe, form a plurality of expansion chambeies or resonant cavity in the amortization room, thereby realize the weakening of specific frequency band noise, improve the noise cancelling effect, weaken the exhaust pulsation, vibration and noise when reducing the compressor operation, improve the wholeness ability of compressor.

The other technical scheme of the utility model is as follows: a refrigerating and heating device is provided, which comprises the compressor.

One or more technical solutions of the cooling and heating device provided by the embodiment of the present invention at least have one of the following technical effects: the application of refrigeration and heating equipment, through using foretell compressor, vibration and noise reduce in the compressor operation process, and the running noise of equipment reduces, and equipment operation is steady quiet more, satisfies user's in-service use demand, and the user uses and experiences and can promote.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described 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 based on these drawings without inventive exercise.

Fig. 1 is a schematic structural view of a compressor according to a first embodiment of the present invention;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a schematic view of an assembly structure of a crankcase and a partition plate of the compressor shown in FIG. 1;

FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;

FIG. 5 is a cut-away view of a separator plate of the compressor shown in FIG. 1;

FIG. 6 is an enlarged schematic view at A in FIG. 2;

fig. 7 is a sectional view of a compressor provided in a second embodiment of the present invention;

fig. 8 is a sectional view of a compressor provided in a third embodiment of the present invention.

In the figures, the various figures are mainly marked:

10. a housing;

20. a crankcase; 21. a high pressure chamber; 211. a step portion; 22. connecting columns; 221. a screw hole;

30. an inner calandria component; 31. a sealing cover; 311. connecting holes; 312. a jack; 32. an exhaust pipe; 33. a connecting member;

40. a sound deadening chamber; 41. a partition plate; 411. a first through hole; 412. inserting holes; 42. a first muffling chamber; 43. a second muffling chamber; 44. a communicating pipe; 441. a first opening; 442. a second opening; 443. a first stage; 444. and a second section.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to fig. 1 to 8 and the embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

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.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings, which is solely for the purpose of facilitating the description and simplifying the description, and 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 is therefore not to be construed as limiting the utility model.

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. The features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Reference in the 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 utility model. The appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like in various places in the 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.

Generally, a common compressor generally includes a casing, a crankcase, a crankshaft, an inner pipe assembly and the like, the crankcase is provided with an exhaust cavity, the inner pipe assembly includes a sealing cover and an exhaust pipe, the sealing cover is connected with the crankcase through a bolt and the like, the sealing cover covers a cavity opening of the exhaust cavity to form a silencing chamber on the crankcase, one end of the exhaust pipe passes through the sealing cover to be communicated with the exhaust cavity, the other end of the exhaust pipe extends out of the exhaust cavity, and compressed gas enters the silencing chamber through an exhaust hole of the crankcase and then is exhausted through the exhaust pipe.

In the exhaust process, gas enters the silencing chamber from the exhaust hole of the crank case, the silencing chamber is equivalent to an expansion cavity, on one hand, compressed gas enters a large-volume space from a small-volume space so as to reduce pulsation energy and reduce sound energy, and on the other hand, sound waves are reflected in the silencing chamber so that the sound waves in partial frequency ranges are mutually interfered and offset, so that the noise is reduced. Therefore, theoretically, the larger the cavity space of the muffling chamber is, the more the muffling chambers are arranged, the better the noise reduction effect is, however, in the actual production process, considering the miniaturization requirement of the compressor, the limited space for placing the crankcase of the compressor, the limited size and number of the muffling chambers arranged on the crankcase, and generally only one or two muffling chambers are provided, so that the exhaust noise and the exhaust pulsation improvement effect are limited, and the exhaust noise cannot be greatly improved in multiple frequency bands.

The utility model provides a compressor, which can optimize the space configuration of a silencing chamber by arranging a separation structure in the silencing chamber, and form a plurality of small cavities in the silencing chamber in a separation way, thereby increasing the reflection frequency of sound waves, reducing sound wave energy in multiple frequency bands and reducing exhaust noise. The compressor of the present application is specifically described below with reference to specific embodiments.

The first embodiment is as follows:

referring to fig. 1 to 5, fig. 1 is a schematic structural view of a compressor according to a first embodiment of the present invention, fig. 2 is a sectional view taken along a line a-a in fig. 1, fig. 3 is a schematic structural view illustrating an assembly of a crankcase and a partition plate of the compressor shown in fig. 1, fig. 4 is a sectional view taken along a line B-B in fig. 3, and fig. 5 is a sectional view illustrating the partition plate of the compressor shown in fig. 1.

As shown in fig. 1 and 2, a first embodiment of the present invention provides a compressor including a crankcase 20 and an inner duct assembly 30 mounted to the crankcase 20, the crankcase 20 being provided with a high pressure chamber 21, and specifically, the crankcase 20 being provided with a crankcase vent hole (not shown), the high pressure chamber 21 being in communication with the crankcase vent hole, and compressed gas entering the high pressure chamber 21 through the crankcase vent hole. The inner vent pipe assembly 30 includes a sealing cover 31 and a vent pipe 32, the sealing cover 31 is connected to the crankcase 20 and covers the high pressure chamber 21, the sealing cover 31 is provided with an insertion hole 312, one end of the vent pipe 32 is inserted into the high pressure chamber 21 through the insertion hole 312, the other end of the vent pipe 32 is located outside the sealing cover 31, and the vent pipe 32 is used for exhausting gas in the high pressure chamber 21.

In the present embodiment, the sealing cover 31 covers the opening of the high pressure chamber 21 to form the muffling chamber 40 on the crankcase 20 for improving gas pulsation and reducing exhaust noise. Furthermore, a partition plate 41 is arranged in the sound-deadening chamber 40, the partition plate 41 divides the sound-deadening chamber 40 into a first sound-deadening chamber 42 and a second sound-deadening chamber 43, a communication pipe 44 is arranged on the partition plate 41, the communication pipe 44 is provided with a first opening 441 and a second opening 442 which are mutually communicated, wherein the first opening 441 is positioned in the first sound-deadening chamber 42, the second opening 442 is positioned in the second sound-deadening chamber 43, the first sound-deadening chamber 42 is communicated with the second sound-deadening chamber 43 through the communication pipe 44, and the exhaust pipe 32 is communicated with the first sound-deadening chamber 42, so that the gas in the second sound-deadening chamber 43 enters the first sound-deadening chamber 42 through the communication pipe 44 and is exhausted through the exhaust pipe 32.

In the compressor provided by the embodiment of the utility model, the partition plate 41 is arranged to divide the silencing chamber 40 into the first silencing cavity 42 and the second silencing cavity 43 which are mutually independent, gas is discharged from the exhaust hole of the crankcase and then enters the two silencing cavities, and the two silencing cavities form two expansion cavities and a resonant cavity for reducing gas pulsation and noise. A communicating pipe 44 is arranged on the partition plate 41, the first silencing cavity 42 and the second silencing cavity 43 are communicated through the communicating pipe 44, sound waves and gas flow between the two silencing cavities through the communicating pipe 44, and the communicating pipe 44 is throttled in a variable cross section mode, so that sound energy is weakened; in addition, the pipe wall of the communication pipe 44 can also reflect sound waves, so that the space of the sound-deadening chamber 40 can be further divided by using the communication pipe 44 by optimizing the extension lengths of the pipe body of the communication pipe 44 in the first sound-deadening chamber 42 and the second sound-deadening chamber 43, and a plurality of resonant cavities or expansion cavities are divided in the first sound-deadening chamber 42 and the second sound-deadening chamber 43, so that the noise of a specific frequency band can be reduced, and the noise reduction effect can be further improved.

Like this, the compressor of this application, it realizes the optimal configuration of amortization room 40 inner space through setting up of division board 41 and communicating pipe 44, forms a plurality of expansion chamber or resonant cavities in amortization room 40 to realize the weakening of specific frequency channel noise, improve the noise cancelling effect, weaken the exhaust pulsation, vibration and noise when reducing the compressor operation, improve the wholeness ability of compressor.

In some specific embodiments, as shown in fig. 2 and 6, the communication pipe 44 is divided into a first section 443 and a second section 444 by taking the partition plate 41 as a boundary, the first section 443 is located in the first sound-deadening chamber 42, the first opening 441 is located in the first section 443, the second section 444 is located in the second sound-deadening chamber 43, and the second opening 442 is located in the second sound-deadening chamber 43. Both ends of the communication pipe 44 extend into the first muffling chamber 42 and the second muffling chamber 43, respectively, and the first opening 441 is provided at the first section 443 and the second opening 442 is provided at the second section 444 to communicate the first muffling chamber 42 and the second muffling chamber 43, so that gas and sound waves can flow between the first muffling chamber 42 and the second muffling chamber 43 through the communication pipe 44. Thus, the communicating tube 44 is disposed to divide the first muffling chamber 42 and the second muffling chamber 43 into at least two resonant chambers or expansion chambers, respectively, for reducing noise.

Specifically, in some embodiments, the communication tube 44 may be a tube with both ends open, the first opening 441 being the end opening of the first section 443, and the second opening 442 being the end opening of the second section 444. In other embodiments, the connection pipe 44 may also be a pipe with one or two closed ends, the first opening 441 may be an opening disposed on a side wall of the first section 443, and the second opening 442 may be an opening disposed on a side wall of the second section 444. That is, in the specific design, the positions of the first opening 441 and the second opening 442 may be selected as needed, so as to ensure that the first opening 441 and the second opening 442 can communicate with each other.

In addition, the number of the first openings 441 may be one or more, and the number of the second openings 442 may also be one or more, and the number of the first openings 441 and the number of the second openings 442 are not specifically limited in this application, and may be set according to actual requirements when designing. Moreover, on the premise of ensuring that the gas can pass through the communication pipe 44, the communication pipe 44 may be a straight pipe or an elbow pipe, and the shape of the communication pipe 44 is not particularly limited in this application.

In the present embodiment, as shown in fig. 6, the communication pipe 44 corresponds to a straight pipe with both ends open, the first opening 441 is an end opening of the first section 443, and the second opening 442 is an end opening of the second section 444.

In a specific embodiment, the lengths of the first section 443 and the second section 444 of the communication pipe 44 may be equal, and the lengths of the first section 443 and the second section 444 of the communication pipe 44 may also be unequal, that is, the extension lengths of the communication pipe 44 in the first muffling chamber 42 and the second muffling chamber 43 may be equal or unequal, and in actual design, specific setting may be performed according to the requirement of noise reduction strength and the requirement of noise reduction in a certain frequency band.

Specifically, in the specific embodiment, when the first muffling chamber 42 and the second muffling chamber 43 are symmetric chambers, the lengths of the first section 443 and the second section 444 of the communication pipe 44 are not equal, so that cavities capable of reducing noises in different frequency bands are separated from each other in the first muffling chamber 42 and the second muffling chamber 43, and noise reduction is more effectively achieved.

In the specific embodiment, the inner diameter of the communicating pipe 44 is 2mm to 5mm, that is, the diameter of the inner passage of the communicating pipe 44 is 2mm to 5mm, so that the size of the passage meets the popular requirement of gas, and the proper inner diameter is selected on the premise that the gas can smoothly flow through the communicating pipe 44, thereby improving the throttling and noise reduction effects.

Specifically, the inner diameter of the communication pipe 44 may be 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 4.5mm, or 5mm, and the like, and may be designed according to the size of the airflow and the strength of the pulsation.

In an embodiment, the communication pipe 44 and the partition plate 41 may be formed as a single piece, that is, the communication pipe 44 is integrally formed on the partition plate 41, that is, a through hole is formed in the partition plate 41 to penetrate the first sound-deadening chamber 42 and the second sound-deadening chamber 43, the first section 443 is formed by protruding an opening edge of the first sound-deadening chamber 42, and the second section 444 is formed by protruding an opening edge of the second sound-deadening chamber 43. Thus, the communication pipe 44 is integrally formed with the partition plate 41, and no fitting gap is present therebetween.

Of course, as shown in fig. 6, the partition plate 41 and the communication pipe 44 may be separate members, that is, the communication pipe 44 and the partition plate 41 may be assembled after being produced separately. For example, a plug hole 412 is formed in the partition plate 41, and the communication pipe 44 is plugged into the plug hole 412 and welded to the partition plate 41.

In some embodiments, as shown in fig. 2, 3 and 6, the partition plate 41 is installed at the opening of the high pressure chamber 21, the sealing cover 31 is an arched cover arched away from the high pressure chamber 21, the cavity between the partition plate 41 and the sealing cover 31 forms a first silencing chamber 42, and the high pressure chamber 21 of the crankcase 20 forms a second silencing chamber 43. That is, the partition plate 41 is transversely disposed, and along the vertical direction of the compressor (i.e., the placement direction of the compressor during use), the partition plate 41 divides the muffling chamber 40 into two muffling chambers, i.e., an upper chamber and a lower chamber, the crankcase exhaust hole is communicated with the second muffling chamber 43, and the gas enters the first muffling chamber 42 from the second muffling chamber 43 through the communication pipe 44 and is then exhausted from the exhaust pipe 32.

It is understood that in other embodiments, the partition plate 41 may be vertically disposed, and along the vertical direction of the compressor (i.e. the placement direction of the compressor in use), the partition plate 41 divides the silencing chamber 40 into two silencing chambers, i.e. left and right, the crankcase vent hole is communicated with the second silencing chamber 43, and the gas enters the first silencing chamber 42 from the second silencing chamber 43 through the communicating pipe 44 and then is discharged from the exhaust pipe 32.

In this embodiment, as shown in fig. 2 and 4, a connection post 22 is convexly disposed toward the cavity opening at the bottom of the high pressure cavity 21, the connection post 22 is disposed away from the connection pipe 44 to avoid mutual interference between the two, a connection hole 311 is disposed at a position of the sealing cover 31 corresponding to the connection post 22, a first through hole 411 is disposed at a position of the separation plate 41 corresponding to the connection post 22, the inner tube assembly 30 further includes a connection member 33 connecting the sealing cover 31 and the crankcase 20, the connection member 33 may specifically be a screw or a bolt, a screw hole 221 is disposed at an end of the connection post 22 facing the cavity opening, and a threaded end of the connection member 33 is screwed with the connection post 22 after passing through the connection hole 311 and the first through hole 411. Wherein, the connection hole 311 provided with the sealing cover 31 may be a countersunk hole into which a nut of the connection member 33 is inserted to seal the connection hole 311.

In the present embodiment, as shown in fig. 2, 5 and 7, the partition plate 41 is provided across the opening of the high-pressure chamber 21. Specifically, the cavity opening of the high-pressure cavity 21 is provided with a step portion 211, the shape and size of the partition plate 41 are equivalent to those of the cavity opening of the high-pressure cavity 21, the edge portion of the partition plate 41 is overlapped on the step, and the edge portion of the sealing cover 31 is abutted against the partition plate 41, so that after the connecting piece 33 is connected with the crankcase 20 in place, the partition plate 41 can be synchronously clamped, an additional connecting structure is not required to be arranged to connect the partition plate 41, the structure is simple, and the connecting operation is convenient.

Further, a gasket (not shown), such as a paper or plastic gasket, may be interposed between the partition plate 41 and the stepped portion 211 to ensure the sealing performance of the partition plate 41 at the cavity opening of the high pressure chamber 21.

Example two:

referring to fig. 7, in which fig. 7 is a sectional view of a compressor according to a second embodiment of the present invention. As shown in fig. 7, unlike the above-described embodiment, the arrangement form of the communication pipe 44 of the present embodiment is different from that of the communication pipe 44 of the first embodiment.

Specifically, in the present embodiment, the communication pipe 44 protrudes from the partition plate 41 toward the first sound-deadening chamber 42, that is, the communication pipe 44 protrudes from one side of the partition plate 41, the communication pipe 44 is entirely located in the first sound-deadening chamber 42, the second opening 442 is provided at a position where the communication pipe 44 is connected to the partition plate 41, and the first opening 441 is provided at a side wall of the communication pipe 44 or at an end of the communication pipe 44 away from the partition plate 41.

That is, in the present embodiment, the body portion of the communication pipe 44 is located entirely within the first muffling chamber 42, and only the second opening 442 is located in the second muffling chamber 43, through which the air flow flows.

Other features of the compressor of this embodiment are substantially the same as those of the first embodiment, and will not be described herein again.

Example three:

referring to fig. 8, in which fig. 8 is a sectional view of a compressor according to a third embodiment of the present invention. As shown in fig. 8, unlike the above-described embodiments, the arrangement form of the communication pipe 44 of the present embodiment is different from that of the communication pipe 44 of the first and second embodiments.

Specifically, in the present embodiment, the communication pipe 44 protrudes from the partition plate 41 toward the second sound-deadening chamber 43, that is, the communication pipe 44 protrudes from one side of the partition plate 41, the communication pipe 44 is entirely located in the second sound-deadening chamber 43, the first opening 441 is provided at a position where the communication pipe 44 is connected to the partition plate 41, and the second opening 442 is provided at a side wall of the communication pipe 44 or at an end of the communication pipe 44 away from the partition plate 41.

That is, in the present embodiment, the body portion of the communication pipe 44 is located entirely within the second muffling chamber 43, and only the first opening 441 is located in the first muffling chamber 42, through which the air flow flows.

In the compressor of the above embodiment of the present invention, the partition plate 41 and the communication pipe 44 are disposed in the muffling chamber, the partition plate 41 partitions the muffling chamber 40 into the first muffling chamber 42 and the second muffling chamber 43 which are independent of each other, and the communication pipe 44 partitions the first muffling chamber 42 and/or the second muffling chamber 43 into smaller chambers, so as to achieve optimal configuration of the internal space of the muffling chamber, and form a plurality of expansion chambers or resonant chambers in the muffling chamber 40, thereby reducing the acoustic energy in multiple frequency bands, improving the muffling effect, reducing the exhaust pulsation, reducing the vibration and noise during the operation of the compressor, and improving the performance of the compressor.

Another embodiment of the present invention also provides a refrigerating and heating apparatus including the compressor described above. It is to be understood that the cooling and heating device may be a device having only a cooling function, may be a device having only a heating function, and may also be a device having both a cooling function and a heating function, for example, in a specific embodiment, the cooling and heating device may be a refrigerator or an air conditioner, etc.

According to the refrigeration and heating equipment provided by the embodiment of the utility model, due to the use of the compressor of each embodiment, the vibration and noise in the operation process of the compressor are reduced, the operation noise of the equipment is reduced, the equipment is more stable and quiet in operation, the actual use requirements of users are met, and the use experience of the users is improved.

In addition, the refrigerating and heating device also has other technical effects of the compressor provided by the above embodiments, and details are not repeated here.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a compressor, include the crankcase with install in the interior calandria subassembly of crankcase, the crankcase is equipped with high-pressure chamber, interior calandria subassembly is including sealed lid and blast pipe, sealed lid with the crankcase is connected, sealed lid closing cap the accent of high-pressure chamber is in order to form the amortization room, a serial communication port, be equipped with the division board in the amortization room, the division board will first amortization chamber and second amortization chamber are separated into to the amortization room, be equipped with communicating pipe on the division board, communicating pipe has first opening and the second opening that is linked together, first opening is located first amortization chamber, the second opening is located second amortization chamber, the blast pipe intercommunication first amortization chamber.

2. The compressor of claim 1, wherein the communication tube is divided into a first section and a second section by the partition plate, the first section is located in the first muffling chamber, the first opening is located in the first section, the second section is located in the second muffling chamber, and the second opening is located in the second muffling chamber.

3. The compressor of claim 2, wherein the first segment and the second segment are unequal in length.

4. The compressor of claim 1, wherein the communication pipe protrudes from the separation plate to the first muffling chamber, the first opening is disposed on a side wall of the communication pipe or on an end portion of the communication pipe away from the separation plate, and the second opening is disposed at a position where the communication pipe is connected to the separation plate.

5. The compressor of claim 1, wherein the communication pipe protrudes from the separation plate to the second muffling chamber, the first opening is disposed at a position where the communication pipe is connected to the separation plate, and the second opening is disposed on a side wall of the communication pipe or at an end of the communication pipe away from the separation plate.

6. The compressor according to claim 1, wherein an inner diameter of the communication pipe is 2mm to 5 mm.

7. The compressor of any one of claims 1 to 6, wherein the communication pipe is integrally formed with the separation plate, or an insertion hole is formed in the separation plate, and the communication pipe is inserted into the insertion hole.

8. The compressor of any one of claims 1 to 6, wherein the separation plate is mounted at an opening of the high-pressure chamber, the sealing cover is an arched cover arched away from the high-pressure chamber, a cavity between the separation plate and the sealing cover forms the first muffling chamber, and the high-pressure chamber forms the second muffling chamber.

9. The compressor as claimed in any one of claims 1 to 6, wherein a connecting column is disposed in the high pressure chamber, a connecting hole is disposed at a position of the sealing cover corresponding to the connecting column, the inner tube assembly further includes a connecting member connecting the crankcase and the sealing cover, one end of the connecting member passes through the connecting hole and is fixedly connected to the connecting column, and the other end of the connecting member seals the connecting hole.

10. A refrigerating and heating apparatus comprising the compressor according to any one of claims 1 to 9.