CN216845240U - Liquid accumulator and compressor - Google Patents

Abstract

The utility model provides a reservoir and compressor, wherein, the reservoir includes: the device comprises a cylinder, an air inlet pipe, an exhaust pipe and a reinforcing plate; the barrel is provided with an inner cavity, the air inlet pipe is inserted into the barrel from the upper end of the barrel, the lower end of the air inlet pipe is closed, the side surface of the air inlet pipe is provided with an air outlet, and the air inlet pipe is communicated with the inner cavity through the air outlet; one end of the exhaust pipe and the air inlet pipe are inserted into the inner cavity of the cylinder body at a certain distance, and the other end of the exhaust pipe is positioned outside the cylinder body; the reinforcing plate is fixed on the inner wall of the barrel around the exhaust pipe, at least one filter hole is formed in the reinforcing plate, and a filter screen is arranged in the filter hole. In the reservoir and the compressor that this application provided, the reinforcing plate that the adoption has the filtration pore cooperatees with the intake pipe that adopts the side exhaust, not only can avoid rubbish to fall into in the blast pipe, can improve the effective volume of reservoir moreover, reduces the subassembly of reservoir, simplifies the assembly process of reservoir, and then reduces the manufacturing cost of reservoir and compressor.

Description

Liquid storage device and compressor

Technical Field

The application relates to the technical field of compressors, in particular to a liquid storage device and a compressor.

Background

The compressor is a fluid machine for lifting low-pressure gas into high-pressure gas, a cylinder is arranged in a shell of the compressor, when the compressor works, low-temperature and low-pressure refrigerant gas enters the cylinder from an air inlet pipe, the cylinder compresses the refrigerant gas, and then the high-temperature and high-pressure refrigerant gas is discharged from an air outlet pipe to provide power for a refrigeration cycle, so that the refrigeration cycle of compression → condensation → expansion → evaporation is realized. Because in the operation of the system, the refrigerant can not be completely vaporized in the evaporation stage, in order to avoid the liquid state refrigerant entering the cylinder from the refrigerant coming out of the evaporator to cause liquid impact, a liquid storage device needs to be arranged between the cylinder and the evaporator.

The existing liquid storage device generally comprises a barrel, a support, a filter screen assembly, an air inlet pipe and an air outlet pipe, wherein the air inlet pipe is arranged at the upper end of the barrel, one end of the air outlet pipe is arranged in the barrel, the other end of the air outlet pipe extends out of the bottom of the barrel, the support is arranged in the barrel and is used for fixing the air outlet pipe and preventing the air outlet pipe from deflecting, and the filter screen assembly is arranged between the air inlet pipe and the air outlet pipe and is used for filtering garbage and preventing liquid impact.

Wherein, filter screen subassembly and support are all more single in the function, consequently need make respectively and install for current reservoir manufacturing cost is higher.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims to provide a reservoir and compressor has overcome prior art's difficulty and has improved, can replace filter screen subassembly and support, and then reduces manufacturing cost.

According to an aspect of the present invention, there is provided a liquid reservoir, the liquid reservoir comprising: the device comprises a cylinder body, an air inlet pipe, an exhaust pipe and a reinforcing plate;

the cylinder body is provided with an inner cavity, the air inlet pipe is inserted into the cylinder body from the upper end of the cylinder body, the lower end of the air inlet pipe is closed, an air outlet is formed in the side surface of the air inlet pipe, and the air inlet pipe is communicated with the inner cavity through the air outlet;

one end of the exhaust pipe and the air inlet pipe are inserted into the inner cavity of the cylinder body at a certain distance, and the other end of the exhaust pipe is positioned outside the cylinder body;

the reinforcing plate is fixed on the inner wall of the cylinder and surrounds the exhaust pipe, at least one filtering hole is formed in the reinforcing plate, and a filter screen is arranged in the filtering hole.

Optionally, in the liquid reservoir, the reinforcing plate includes a reinforcing plate bottom wall and a reinforcing plate side wall, the reinforcing plate side wall extends upward or downward around the reinforcing plate bottom wall, a reinforcing plate mounting portion is provided on the reinforcing plate side wall, a reinforcing plate fixing portion is provided on the inner wall of the cylinder, and the reinforcing plate fixing portion and the reinforcing plate mounting portion are connected in a mutually matched manner.

Optionally, in the liquid reservoir, the bottom wall of the reinforcing plate is of a circular ring-shaped structure, the outer periphery of the circular ring-shaped structure is attached to the inner periphery of the cylinder, and the inner periphery of the circular ring-shaped structure is attached to the outer periphery of the exhaust pipe.

Optionally, in the reservoir, the plurality of filter holes are uniformly distributed along the circumferential direction.

Optionally, in the liquid storage device, the filter screen is fixed outside the filter hole and surrounds the edge of the filter hole;

the reinforcing plate is provided with an inclined area, the inclined area is located between the edge position of the filtering hole and the fixing position of the filtering net, and the inclined directions of the inclined areas face to the center of the filtering hole.

Optionally, in the liquid reservoir, the filter screen has a spherical structure protruding toward the bottom of the cylinder.

Optionally, in the reservoir, the reinforcing plate is located at a position below the middle of the cylinder.

Optionally, in the liquid reservoir, the cylinder includes a cylindrical main body, an upper end enclosure and a lower end enclosure, and the cylindrical main body is disposed between the upper end enclosure and the lower end enclosure and connected with the upper end enclosure and the lower end enclosure to form a closed structure; or

The barrel comprises a first barrel unit and a second barrel unit, the first barrel unit and the second barrel unit are coaxially and oppositely arranged, and the first barrel unit and the second barrel unit are connected to form a sealing structure.

Optionally, in the liquid reservoir, the reinforcing plate is located at or near a connection position of the cylindrical main body and the lower seal head.

According to another aspect of the present invention, there is provided a compressor comprising the accumulator as described above.

The utility model provides an among reservoir and the compressor, adopt the reinforcing plate that has the filtration pore, cooperate with the carminative intake pipe of adoption side, not only can avoid rubbish to fall into in the blast pipe, can improve moreover the effective volume of reservoir reduces the subassembly of reservoir to simplify the assembly process of reservoir, and then reduce the manufacturing cost of reservoir and compressor.

Drawings

The technical solutions of the present invention are described in detail below with reference to the accompanying drawings and specific embodiments, so that the features and advantages of the present invention will be more apparent.

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

fig. 2 is a cross-sectional view of a reinforcing plate according to a first embodiment of the present invention;

fig. 3 is a top view of a reinforcing plate according to a first embodiment of the present invention;

fig. 4 is a schematic structural view of a liquid reservoir according to a second embodiment of the present invention;

fig. 5 is a cross-sectional view of a reinforcing plate according to a second embodiment of the present invention;

fig. 6 is a top view of a reinforcing plate according to a second embodiment of the present invention;

fig. 7 is a cross-sectional view of a reinforcing plate according to another embodiment of the present invention;

fig. 8 is a top view of a stiffener according to another embodiment of the present invention.

Detailed Description

Detailed descriptions will be given below of embodiments of the present invention. Although the invention will be described and illustrated in connection with certain specific embodiments, it should be understood that the invention is not limited to these embodiments. On the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the scope of the invention as defined by the appended claims.

Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present invention. It will be understood by those skilled in the art that the present invention may be practiced without these specific details. In other instances, well-known structures and components have not been described in detail so as not to obscure the present invention.

The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments so that the features and advantages of the present invention will be more apparent.

[ EXAMPLES one ]

Please refer to fig. 1 to fig. 3, which are schematic structural views of a liquid storage device according to a first embodiment of the present invention. As shown in fig. 1 to 3, the reservoir 10 includes: the device comprises a cylinder body 1, an air inlet pipe 2, an exhaust pipe 3 and a reinforcing plate 4; the barrel body 1 is provided with an inner cavity, the air inlet pipe 2 is inserted into the barrel body 1 from the upper end of the barrel body 1, the lower end of the air inlet pipe 2 is closed, an air outlet (the mark is not shown in the figure) is arranged on the side surface of the air inlet pipe 2, and the air inlet pipe 2 is communicated with the inner cavity through the air outlet; one end of the exhaust pipe 3 and the air inlet pipe 2 are inserted into the inner cavity of the cylinder 1 at a certain distance, and the other end of the exhaust pipe 3 is positioned outside the cylinder 1; the reinforcing plate 4 is fixed on the inner wall of the cylinder 1 and surrounds the exhaust pipe 3, at least one filtering hole 44 is formed in the reinforcing plate 4, and a filtering net 45 is arranged in the filtering hole 44; is inserted into the groove.

Specifically, the liquid accumulator 10 and the compressor body are both important components of the compressor, and are communicated with each other and used in cooperation, the compressor body compresses low-temperature and low-pressure refrigerant entering the compressor body, the high-temperature and high-pressure refrigerant is sent back to the refrigerant circulating system after the low-temperature and low-pressure refrigerant is converted into the high-temperature and high-pressure refrigerant, the liquid accumulator 10 sucks the refrigerant from the compressor body, performs oil-gas separation on the refrigerant, and sends the refrigerant subjected to the oil-gas separation back to the compressor body. The compressor can be used in refrigerators, freezers, air conditioners, air coolers and other electrical equipment with a cold-heat exchange function and is used for compressing refrigerants.

As shown in fig. 1 to 3, the reservoir 10 includes a cylinder 1, an air inlet pipe 2, an air outlet pipe 3 and a reinforcing plate 4, the upper end of the cylinder 1 is provided with an air inlet, the lower end of the cylinder 1 is provided with an air outlet, the air inlet pipe 2 is installed on the air inlet, the air outlet pipe 3 includes a straight pipe 31 and an elbow pipe 32, the elbow pipe 32 extends into the cylinder 1 through the air outlet and is connected with the straight pipe 31, the reinforcing plate 4 is fixed on the inner wall of the cylinder 1, and the straight pipe 31 is inserted into the central hole 43 of the reinforcing plate 4.

The cylinder body 1 comprises a cylindrical main body, an upper end enclosure and a lower end enclosure, wherein the cylindrical main body is arranged between the upper end enclosure and the lower end enclosure and is connected with the upper end enclosure and the lower end enclosure to form a closed cylindrical structure.

The barrel 1 is provided with an air inlet, an air outlet and an inner cavity (reference numerals in the figure are not shown), the air inlet pipe 2 is connected with the air inlet of the barrel 1, the air outlet pipe 3 is connected with the air outlet of the barrel 1, and the air inlet pipe 2 is communicated with the air outlet pipe 3 through the inner cavity.

The up end is seted up to the income gas port of intake pipe 2, the lower terminal surface of intake pipe 2 is sealed, the gas outlet of intake pipe 2 is seted up on the side of intake pipe 2, the income gas port of intake pipe 2 with the gas outlet intercommunication, the lower extreme of intake pipe 2 insert in barrel 1, intake pipe 2 passes through the gas outlet with the inner chamber intercommunication.

In this embodiment, the air outlet of the air inlet pipe 2 is disposed on the side surface of the air inlet pipe 2, not the bottom surface thereof. So, follow the gas-liquid mixture that intake pipe 2 got into the inner chamber can directly not fall into in the blast pipe 3 of its below, avoids rubbish directly to fall into in the blast pipe 3 from this and can't filter.

Referring to fig. 1, the exhaust pipe 3 includes a straight pipe 31 and an elbow pipe 32, the straight pipe 31 is disposed in the cylinder 1, one end of the elbow pipe 32 is connected to the straight pipe 31, the other end of the elbow pipe 32 extends out of the cylinder 1 from the lower end of the cylinder 1, and the straight pipe 31 and the intake pipe 2 are both inserted into the inner cavity of the cylinder 1, but keep a certain distance and do not contact with each other.

In this embodiment, the straight pipe 31 is a steel pipe, and both the straight pipe 31 and the air inlet pipe 2 are vertically arranged. Preferably, the central axis of the intake pipe 2 coincides with the central axis of the straight pipe 31.

With continued reference to fig. 1 and 2, the reinforcing plate 4 includes a reinforcing plate bottom wall 41 and a reinforcing plate side wall 42, the reinforcing plate side wall 42 surrounds the reinforcing plate bottom wall 41 and extends vertically upward from the edge of the reinforcing plate bottom wall 41, a reinforcing plate mounting portion (not shown in the drawings) is disposed on the reinforcing plate side wall 42, a reinforcing plate fixing portion (not shown in the drawings) is disposed on the inner wall of the cylinder 1, and the reinforcing plate fixing portion and the reinforcing plate mounting portion are connected to each other in a matching manner so as to limit the movement of the reinforcing plate 4. The reinforcing plate 4 can be fixed on the inner wall of the cylinder 1 through the reinforcing plate fixing part and the reinforcing plate mounting part which are matched with each other, so that the reinforcing plate 4 is effectively fixed. In addition, the contact area between the reinforcing plate 4 and the inner wall is increased by the reinforcing plate side wall 42, so that the reinforcing plate can still be stably connected with the cylinder 1 under the impact of the refrigerant and is not easy to fall off and loosen.

With reference to fig. 1 to 3, at least one filtering hole 44 is formed in the bottom wall 41 of the reinforcing plate, a filtering net 45 is correspondingly disposed below the filtering hole 44, and the filtering net 45 is used for filtering a gas-liquid mixture in the inner cavity to prevent garbage from entering the bottom oil pool. The shape, size, number and opening position of the filter holes 44 are not limited herein. The shape, size, number and position of the filter holes 44 can be set by those skilled in the art according to actual requirements.

In this embodiment, the filter screen 45 is fixed in the filter hole 44 and surrounds the edge of the filter hole 44, and the filter screen 45 has a spherical structure protruding from top to bottom (i.e., protruding toward the bottom of the cylinder 1). The filter screen 45 is designed to be of a spherical structure, and the contact area between the filter screen and the refrigerant can be increased by utilizing the principle that the surface area of a spherical surface is large, so that the filtering effect is improved.

In other embodiments, the filter screen 45 may also be fixedly disposed outside the filter hole 44. Please refer to fig. 7 and fig. 8, which are schematic structural views of a reinforcing plate according to another embodiment of the present invention. As shown in fig. 7 and 8, the filter screen 45 is fixed to the outer side of the filter hole 44 and surrounds the edge of the filter hole 44, the filter screen 45 has a larger range than the filter hole 44, the reinforcing plate 4 has an inclined area between the edge of the filter hole 44 and the fixing position of the filter screen 45, and the inclined area is inclined toward the center of the filter hole 44, that is, the edge of the filter hole 44 is formed in a downwardly inclined structure, so that the gas-liquid mixture can smoothly flow into the filter hole 44.

In this embodiment, the reinforcing plate bottom wall 42 is an annular structure, the outer periphery of the annular structure is attached to the inner periphery of the cylinder 1, and the inner periphery of the annular structure is attached to the outer periphery of the straight pipe 31. Preferably, the at least one filtering hole 44 is disposed between the inner circumference and the outer circumference of the annular structure, and is uniformly distributed along the circumferential direction.

In this embodiment, the reinforcing plate 4 is located below the middle of the cylinder 1. Preferably, the reinforcing plate 4 is located at the bottom of the cylinder 1, for example, the reinforcing plate 4 is located at or near the connecting position of the lower end socket and the cylindrical body. Correspondingly, the filter screen 45 on the reinforcing plate 4 is also positioned at the bottom of the cylinder 1. In this way, the effective volume of the reservoir 10 can be effectively increased.

In this embodiment, the reinforcing plate 4 not only can separate the inner cavity of the reservoir cylinder and fix the exhaust pipe 3 in the reservoir cylinder, but also is provided with the filter screen 45 with a filtering function on the reinforcing plate 4, so that the filter screen assembly, the bracket and the partition plate can be replaced, the components of the reservoir are reduced, and the assembly process of the reservoir is simplified.

Accordingly, the present embodiment also provides a compressor, which includes the accumulator 10 as described above. Please refer to the above, which is not described herein.

[ example two ]

Please refer to fig. 4 to fig. 6, which are schematic structural views of a liquid storage device according to a second embodiment of the present invention. As shown in fig. 4 to 6, the reservoir 20 includes: the device comprises a cylinder body 1, an air inlet pipe 2, an exhaust pipe 3 and a reinforcing plate 4; the barrel body 1 is provided with an inner cavity, the air inlet pipe 2 is inserted into the barrel body 1 from the upper end of the barrel body 1, the lower end of the air inlet pipe 2 is closed, an air outlet (the mark is not shown in the figure) is arranged on the side surface of the air inlet pipe 2, and the air inlet pipe 2 is communicated with the inner cavity through the air outlet; one end of the exhaust pipe 3 and the air inlet pipe 2 are inserted into the inner cavity of the cylinder 1 at a certain distance, and the other end of the exhaust pipe 3 is positioned outside the cylinder 1; the reinforcing plate 4 is fixed on the inner wall of the cylinder body 1 and surrounds the exhaust pipe 3, at least one filtering hole 44 is formed in the reinforcing plate 4, and a filtering net 45 is arranged in the filtering hole 44 and inserted in the filtering hole.

Specifically, barrel 1 includes first barrel unit 11 and second barrel unit 12, first barrel unit 11 with second barrel unit 12 coaxial relative setting, just first barrel unit 11 with second barrel unit 12 is connected and is formed inclosed tubular structure.

First barrel unit 11 deviates from the one end of second barrel unit 12 is provided with the air inlet, intake pipe 2 sealing connection in the air inlet stretches into first barrel unit 11's inner chamber. The second cylinder unit 12 deviates from one end of the first cylinder unit 11 and is provided with an exhaust port, and the exhaust pipe 3 is connected with the exhaust port in a sealing mode and communicated with the inner cavity of the first cylinder unit 11.

The difference between the first embodiment and the second embodiment is that the structure of the cylinder is different. Compared with the traditional barrel structure with an upper sealing head and a lower sealing head, the barrel structure formed by combining the two barrel units can simplify the assembly process of the liquid accumulator, improve the assembly precision of the liquid accumulator, avoid welding leakage, not only facilitate the reduction of the production cost, but also improve the overall reliability of the compressor.

In addition, the reinforcing plate 4 is different in structure. In this embodiment, the reinforcing-plate side wall 42 projects vertically downward from the edge of the reinforcing-plate bottom wall 41, not vertically upward.

Accordingly, the present embodiment also provides a compressor including the accumulator 20 as described above. Please refer to the above, which is not described herein.

In other embodiments, the reservoir may adopt the same cylinder 1 as in the second embodiment and the same reinforcing plate 4 as in the first embodiment, that is, a cylinder structure formed by combining two cylinder units, and the reinforcing plate 4 with the reinforcing plate side wall 42 vertically protruding upward from the edge of the reinforcing plate bottom wall 41.

In other embodiments, the same cylinder 1 as in the first embodiment and the same reinforcing plate 4 as in the second embodiment can be used for the liquid reservoir, that is, the reinforcing plate 4 with the reinforcing plate side wall 42 extending vertically downward from the edge of the reinforcing plate bottom wall 41 is used while the conventional cylinder structure with the upper head and the lower head is used.

It should be noted that, in the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

To sum up, the utility model discloses a reservoir and compressor adopts the reinforcing plate that has the filtration pore, cooperatees with the intake pipe that adopts the side exhaust, not only can avoid rubbish to fall into in the blast pipe, can improve moreover the effective volume of reservoir reduces the subassembly of reservoir to simplify the assembly process of reservoir, and then reduce the manufacturing cost of reservoir and compressor.

The foregoing is a more detailed description of the present application in connection with specific preferred embodiments and it is not intended that the present application be limited to these specific details. For those skilled in the art to which the present application pertains, several simple deductions or substitutions can be made without departing from the concept of the present application, which should be considered as belonging to the protection scope of the present application.

Claims (10)

1. A reservoir, comprising: the device comprises a cylinder body, an air inlet pipe, an exhaust pipe and a reinforcing plate;

the cylinder body is provided with an inner cavity, the air inlet pipe is inserted into the cylinder body from the upper end of the cylinder body, the lower end of the air inlet pipe is closed, an air outlet is formed in the side surface of the air inlet pipe, and the air inlet pipe is communicated with the inner cavity through the air outlet;

one end of the exhaust pipe and the air inlet pipe are inserted into the inner cavity of the cylinder body at a certain distance, and the other end of the exhaust pipe is positioned outside the cylinder body;

the reinforcing plate is fixed on the inner wall of the cylinder and surrounds the exhaust pipe, at least one filtering hole is formed in the reinforcing plate, and a filter screen is arranged in the filtering hole.

2. The reservoir of claim 1, wherein the reinforcing plate comprises a reinforcing plate bottom wall and a reinforcing plate side wall, the reinforcing plate side wall extends upward or downward around the reinforcing plate bottom wall, a reinforcing plate mounting portion is disposed on the reinforcing plate side wall, a reinforcing plate fixing portion is disposed on the inner wall of the barrel, and the reinforcing plate fixing portion and the reinforcing plate mounting portion are cooperatively connected with each other.

3. The reservoir of claim 2, wherein the bottom wall of the reinforcing plate is a circular ring-shaped structure, the outer periphery of the circular ring-shaped structure is attached to the inner periphery of the cylinder, and the inner periphery of the circular ring-shaped structure is attached to the outer periphery of the exhaust pipe.

4. The reservoir according to claim 1, characterized in that a plurality of said filtering holes are uniformly distributed along the circumferential direction.

5. The reservoir according to claim 1, characterized in that the filter screen is fixed outside the filter hole and surrounds the edge of the filter hole;

the reinforcing plate is provided with an inclined area, the inclined area is located between the edge position of the filtering hole and the fixing position of the filtering net, and the inclined directions of the inclined areas face to the center of the filtering hole.

6. Reservoir according to claim 1, 4 or 5, characterized in that said filtering net has a spherical structure projecting towards the bottom of said cartridge.

7. The reservoir of claim 1, wherein the reinforcing plate is located below the middle of the cartridge body.

8. The liquid accumulator of claim 1, wherein the cylinder comprises a cylindrical body, an upper head and a lower head, the cylindrical body is arranged between the upper head and the lower head and is connected with the upper head and the lower head to form a closed structure; or

The barrel comprises a first barrel unit and a second barrel unit, the first barrel unit and the second barrel unit are coaxially and oppositely arranged, and the first barrel unit and the second barrel unit are connected to form a sealing structure.

9. The reservoir of claim 8, wherein the reinforcing plate is located at or near a connection location of the cylindrical body and the bottom head.

10. A compressor, comprising: the reservoir of any one of claims 1 to 9.

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