CN217383382U

CN217383382U - Liquid storage device

Info

Publication number: CN217383382U
Application number: CN202123178188.3U
Authority: CN
Inventors: 韦腾飞; 金海龙
Original assignee: Nanchang Zhonghao Machinery Co ltd
Current assignee: Nanchang Zhonghao Machinery Co ltd
Priority date: 2021-12-16
Filing date: 2021-12-16
Publication date: 2022-09-06
Anticipated expiration: 2031-12-16
Also published as: KR20240104143A; WO2023109505A1

Abstract

The utility model relates to a liquid storage device, which comprises a cylinder body, a first end cover, a second end cover, an air inlet pipe and an air outlet pipe, wherein the first end cover and the second end cover are arranged at two ends of the cylinder body, the first end cover, the cylinder body and the second end cover are matched and form an inner cavity, one end of the air inlet pipe is arranged to be communicated with an outlet pipe orifice of the inner cavity, and one end of the air outlet pipe is arranged to be communicated with an inlet pipe orifice of the inner cavity; wherein, along the direction of perpendicular to barrel axis, the mouth of pipe and the dislocation set of entering mouth of pipe have seted up the oil gallery on the outlet duct, and the outlet duct is provided with the filter screen subassembly in the position at oil gallery place for filter the impurity in the lubricating oil. The utility model can avoid the situation that the compressor is damaged due to liquid impact of the liquid refrigerant in the compressor when the liquid storage device is applied to the compressor and works; meanwhile, the liquid accumulator can reduce the resistance of the refrigerant flowing in the liquid accumulator, the material cost of the liquid accumulator is reduced, and the operation performance of the compressor with the liquid accumulator is improved.

Description

Liquid storage device

Technical Field

The utility model belongs to the technical field of refrigeration plant is relevant, especially, relate to a liquid storage device.

Background

The liquid accumulator is an important part of the compressor, is arranged between the evaporator and the compressor and plays roles in storage, gas-liquid separation, filtration, noise reduction and refrigerant buffering.

At present, the exhaust pipe mouth of the air inlet pipe and the inlet pipe mouth of the air outlet pipe are coaxially arranged in the existing liquid storage device, and a filter screen component is arranged between the exhaust pipe mouth and the inlet pipe mouth and used for filtering impurities contained in the refrigerant led in by the air inlet pipe so as to prevent the liquid refrigerant from flowing into the air outlet pipe and causing liquid impact of the liquid refrigerant in the compressor, thereby causing the damage of the compressor.

However, when the liquid accumulator with the structure works, the filter screen assembly generates resistance to the flow of the refrigerant, so that the running performance of the compressor is influenced; and the area of filter screen subassembly is great, and it is not only material cost high, but also can cause on this reservoir outlet duct directly to die the filter screen subassembly because of the error of production or assembly, or the condition that the assembly distance between outlet duct and the filter screen subassembly is unsatisfactory takes place, and above-mentioned condition in case takes place can influence the performance of compressor, causes the compressor even not to start.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a reservoir for solving the above technical problems.

A liquid storage device comprises a cylinder body, a first end cover, a second end cover, an air inlet pipe and an air outlet pipe, wherein the first end cover and the second end cover are installed at two ends of the cylinder body, the first end cover, the cylinder body and the second end cover are matched and form an inner cavity, and the air inlet pipe and the air outlet pipe are respectively communicated with the inner cavity;

one end of the air inlet pipe is arranged to be an outlet pipe orifice, the air inlet pipe is installed on the first end cover and is communicated with the inner cavity through the outlet pipe orifice, one end of the air outlet pipe is arranged to be an inlet pipe orifice, the air outlet pipe is installed on the second end cover, and an inlet pipe orifice of the air outlet pipe extends into the inner cavity and is communicated with the inner cavity;

the pipe outlet and the pipe inlet are arranged in a staggered manner along the direction perpendicular to the axis of the cylinder body;

the oil return hole is formed in the air outlet pipe, and a filter screen assembly is arranged at the position of the air outlet pipe where the oil return hole is located and used for filtering impurities in the lubricating oil.

In the application, through the structural arrangement, the liquid refrigerant introduced by the air inlet pipe is prevented from directly flowing into the air outlet pipe, and the situation that the compressor is damaged due to liquid impact of the liquid refrigerant in the compressor when the liquid accumulator is applied to the compressor and works is further avoided; set up the filter screen subassembly simultaneously through going out the mouth of pipe and advancing on the mouth of pipe dislocation and the oil gallery to replace originally by setting up the filter screen subassembly directly below the intake pipe, make this reservoir during operation can reduce the resistance of refrigerant circulation in this reservoir, have the material cost who reduces this reservoir, improve the effect that uses the compressor running performance who has the reservoir.

In one embodiment, the outlet nozzle and the inlet nozzle are eccentrically arranged with respect to the cylinder.

It can be understood that, through the above structure arrangement, the structure arrangement of the upper outlet pipe opening of the air inlet pipe and the upper inlet pipe opening of the air outlet pipe on the liquid storage device is realized.

In one embodiment, the outlet and the inlet are symmetrically arranged on the two sides of the circle center line of the cylinder.

It can be understood that, through the above-mentioned structural arrangement, the distance between the outlet pipe orifice and the inlet pipe orifice on the liquid reservoir can be sufficiently large, so as to ensure that the liquid refrigerant introduced from the air inlet pipe does not directly flow into the air outlet pipe.

In one embodiment, the first end cap has a first planar mounting portion through which the air inlet tube is mounted to the first end cap.

It can be understood that, through the above-mentioned structural arrangement, the assembly connection of the air inlet pipe on the first end cover is realized, and the structural characteristics of the first plane mounting part are utilized to have the effect of facilitating the assembly of the air inlet pipe on the first end cover.

In one embodiment, the air inlet pipe is provided with a conical pipe part, and the conical pipe part is inserted into the first plane mounting part and is welded and fixed with the first plane mounting part.

It can be understood that, through the structural arrangement, the assembling connection between the air inlet pipe and the first plane mounting part is realized, and the air inlet pipe can be guided by the taper pipe part, so that the air inlet pipe is further convenient to assemble on the first plane mounting part.

In one embodiment, the second end cap has a second planar mounting portion through which the outlet tube is mounted to the second end cap.

It can be understood that, by the above-mentioned structural arrangement, the assembling connection of the outlet pipe on the second end cap is realized, and the structural characteristic of the second plane mounting part is utilized to have the effect of facilitating the assembling of the outlet pipe on the second end cap.

In one embodiment, the air outlet pipe comprises a straight pipe and an elbow pipe, the straight pipe is provided with a reaming connecting part, and the straight pipe is respectively welded and fixed with the elbow pipe and the second plane mounting part through the reaming connecting part.

It can be understood that, through the above structural arrangement, the structural arrangement of the air outlet pipe is specifically realized, and the assembly connection of the straight pipe and the bent pipe on the second plane mounting part on the air outlet pipe is realized.

In one embodiment, the straight pipe is at least partially located in the inner cavity, and the oil return hole is formed in the side wall, close to the second end cover, of the straight pipe.

It can be understood that, through the structural arrangement, the structural arrangement of the oil return hole on the air outlet pipe is realized.

In one embodiment, a predetermined gap is formed between the outlet nozzle and the inlet nozzle.

It will be appreciated that one embodiment of the reservoir is embodied by the structural arrangement described above.

In one embodiment, the filter screen assembly comprises a connecting sleeve and a filter screen, one end of the connecting sleeve is inserted into the oil return hole so as to install the connecting sleeve on the air outlet pipe, the filter screen is installed at the other end of the connecting sleeve, and the filtering area of the filter screen is larger than the flow area of the oil return hole.

It can be understood that the structural arrangement of the filter screen assembly is realized through the structural arrangement; meanwhile, the filtering area of the filter screen is set to be larger than the flow area of the oil return hole, so that lubricating oil can conveniently pass through the filter screen to be filtered and enter the oil return hole.

Drawings

Fig. 1 is a schematic structural diagram of a reservoir according to an embodiment of the present disclosure.

Fig. 2 is an enlarged view of a portion P in fig. 1.

Fig. 3 is an enlarged view of a portion Q of fig. 1.

Wherein, 10, the cylinder body; 20. a first end cap; 21. a first planar mounting portion; 30. a second end cap; 31. a second planar mounting portion; 40. an air inlet pipe; 401. an outlet pipe orifice; 41. a conical tube portion; 50. an air outlet pipe; 501. an inlet pipe orifice; 51. a straight pipe; 511. reaming the connecting part; 52. bending the pipe; 60. a screen assembly; 61. a connecting sleeve; 62. filtering with a screen; 101. an inner cavity; 102. and an oil return hole.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work all belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, an embodiment of the present invention provides a liquid storage device, which includes a cylinder 10, a first end cap 20, a second end cap 30, an air inlet pipe 40 and an air outlet pipe 50. The first end cap 20 and the second end cap 30 are mounted at two ends of the cylinder 10, and the first end cap 20 and the second end cap 30 are matched to form an inner cavity 101.

The one end of intake pipe 40 sets up to a mouth of pipe 401, intake pipe 40 is installed on first end cap 20 and is communicated with inner chamber 101 through a mouth of pipe 401, the one end of outlet duct 50 sets up to into mouth of pipe 501, and outlet duct 50 installs on second end cap 30, and the mouth of pipe 501 that advances of outlet duct 50 stretches into in inner chamber 101 and communicates with inner chamber 101, make this reservoir during operation, intake pipe 40 can be with the leading-in to inner chamber 101 of refrigerant, gaseous refrigerant in the inner chamber 101 can be through the outside discharge of outlet duct 50.

In some embodiments, the outlet 401 is offset from the inlet 501 in a direction perpendicular to the axis of the barrel 10; an oil return hole 102 is formed in the air outlet pipe 50, and a filter screen assembly 60 is arranged at the position of the oil return hole 102 of the air outlet pipe 50 and used for filtering impurities in the lubricating oil.

It can be understood that, in the liquid accumulator of the embodiment, the outlet pipe port 401 and the inlet pipe port 501 are arranged in a staggered manner, so that the liquid refrigerant introduced by the air inlet pipe 40 can be prevented from directly flowing into the air outlet pipe 50, and further, when the liquid accumulator is applied to a compressor and works, the compressor is prevented from being damaged due to liquid impact of the liquid refrigerant in the compressor; set up filter screen subassembly 60 simultaneously through going out mouth of pipe 401 with advance mouth of pipe 501 dislocation and on the oil gallery 102 to replace the former by directly setting up filter screen subassembly below the intake pipe, make this reservoir during operation can reduce the resistance of refrigerant circulation in this reservoir, have the material cost who reduces this reservoir, improve the compressor operation performance's that uses the reservoir effect.

Specifically, the outlet 401 and the inlet 501 are eccentrically disposed with respect to the cylinder 10, so as to realize the structural arrangement of the outlet 401 on the inlet pipe 40 and the inlet 501 on the outlet pipe 50 on the liquid reservoir. Of course, the outlet 401 and the inlet 501 are not limited to being eccentrically disposed with respect to the cylinder 10, and it is obvious to those skilled in the art that the outlet 401 and the inlet 501 may alternatively be eccentrically disposed with respect to the cylinder 10, and will not be described herein.

Further, the outlet 401 and the inlet 501 are symmetrically disposed on two sides of the cylinder 10, so that the distance between the outlet 401 and the inlet 501 on the liquid reservoir can be large enough to ensure that the liquid refrigerant introduced from the inlet 40 does not directly flow into the outlet pipe 50.

The first end cap 20 of the present embodiment has a first plane mounting portion 21, and the air inlet pipe 40 is mounted on the first end cap 20 through the first plane mounting portion 21, so as to specifically realize the assembly connection of the air inlet pipe 40 on the first end cap 20, and by using the structural characteristics of the first plane mounting portion 21, the first end cap has an effect of facilitating the assembly of the air inlet pipe 40 on the first end cap 20.

As shown in fig. 2, the air inlet pipe 40 of the present embodiment has a tapered pipe portion 41, the tapered pipe portion 41 is inserted into the first plane mounting portion 21 and is welded and fixed with the first plane mounting portion 21, so as to implement the assembly connection between the air inlet pipe 40 and the first plane mounting portion 21, and the tapered pipe portion 41 can be used for guiding, so as to further facilitate the assembly of the air inlet pipe 40 on the first plane mounting portion 21.

Secondly, the second end cap 30 of the present embodiment has a second planar mounting portion 31, and the air outlet tube 50 is mounted on the second end cap 30 through the second planar mounting portion 31, so as to specifically realize the assembly and connection of the air outlet tube 50 on the second end cap 30, and by using the structural characteristics of the second planar mounting portion 31, the second end cap 30 has an effect of facilitating the assembly of the air outlet tube 50 on the second end cap 30.

As shown in fig. 3, the outlet tube 50 includes a straight tube 51 and an elbow tube 52, the straight tube 51 has a counterbored connecting portion 511, and the straight tube 51 is welded and fixed to the elbow tube 52 and the second planar mounting portion 31 through the counterbored connecting portion 511, so as to implement the structural arrangement of the outlet tube 50 and implement the assembly connection of the straight tube 51 and the elbow tube 52 on the second planar mounting portion 31 on the outlet tube 50.

The straight tube 51 is at least partially located in the inner cavity 101, and the oil return hole 102 is disposed on the side wall of the straight tube 51 near the second end cap 30, so as to implement the structural arrangement of the oil return hole 102 on the air outlet tube 50.

In addition, a predetermined gap is formed between the outlet 401 and the inlet 501 of the present embodiment, so as to implement an embodiment of the reservoir.

As shown in fig. 3, the strainer assembly 60 includes a connecting sleeve 61 and a strainer 62, one end of the connecting sleeve 61 is inserted into the oil return hole 102 to mount the connecting sleeve 61 on the air outlet pipe 50, the strainer 62 is mounted on the other end of the connecting sleeve 61, and a filtering area of the strainer 62 is larger than a flow area of the oil return hole 102, so as to implement the structural arrangement of the strainer assembly 60; meanwhile, the filtering area of the filter screen 62 is set to be larger than the flow area of the oil return hole 102, so that the lubricating oil can pass through the filter screen 62 to be filtered and enter the oil return hole 102.

It can be understood, the utility model discloses a filter screen subassembly 60 replaces former by setting up in the filter screen that goes out mouth of pipe 401 and advance between mouth of pipe 501 on oil gallery 102 for the liquid storage ware, on satisfying the basis of filtering impurity in the lubricating oil, material cost is reduced has, and can make the circulation of refrigerant in the inner chamber 101 of this reservoir not receive filter screen subassembly 60's hindrance, reduce the circulation resistance, not only can improve the running performance who uses the compressor that has this reservoir, and also avoided this reservoir when the assembly, take place that outlet duct 50 takes place to die with filter screen subassembly or the distance is not right and cause the poor problem of compressor running performance.

The features of the above embodiments may be arbitrarily combined, and for the sake of brevity, all possible combinations of the features in the above embodiments are not described, but should be construed as being within the scope of the present specification as long as there is no contradiction between the combinations of the features.

It will be appreciated by those skilled in the art that the above embodiments are only for illustrating the present invention and are not to be used as limitations of the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the present invention as claimed.

Claims

1. A liquid storage device comprises a cylinder body (10), a first end cover (20), a second end cover (30), an air inlet pipe (40) and an air outlet pipe (50), wherein the first end cover (20) and the second end cover (30) are installed at two ends of the cylinder body (10), and the first end cover (20), the cylinder body (10) and the second end cover (30) are matched to form an inner cavity (101);

the method is characterized in that: one end of the air inlet pipe (40) is provided with an outlet pipe opening (401), the air inlet pipe (40) is installed on the first end cover (20) and communicated with the inner cavity (101) through the outlet pipe opening (401), one end of the air outlet pipe (50) is provided with an inlet pipe opening (501), the air outlet pipe (50) is installed on the second end cover (30), and the inlet pipe opening (501) of the air outlet pipe (50) extends into the inner cavity (101) and is communicated with the inner cavity (101);

the outlet pipe orifice (401) and the inlet pipe orifice (501) are arranged in a staggered manner along the direction perpendicular to the axis of the barrel body (10);

an oil return hole (102) is formed in the air outlet pipe (50), and a filter screen assembly (60) is arranged at the position, where the oil return hole (102) is located, of the air outlet pipe (50) and is used for filtering impurities in the lubricating oil.

2. The reservoir of claim 1, wherein: the outlet pipe orifice (401) and the inlet pipe orifice (501) are eccentrically arranged relative to the axis of the cylinder body (10).

3. The reservoir of claim 2, wherein: the outlet pipe orifice (401) and the inlet pipe orifice (501) are symmetrically arranged on two sides of a circle center line on the cylinder body (10).

4. The reservoir of claim 1, wherein: the first end cover (20) is provided with a first plane mounting part (21), and the air inlet pipe (40) is mounted on the first end cover (20) through the first plane mounting part (21).

5. The reservoir of claim 4, wherein: intake pipe (40) have taper pipe portion (41), taper pipe portion (41) insert in first plane installation portion (21), and with first plane installation portion (21) welded fastening.

6. The reservoir of claim 1, wherein: the second end cover (30) is provided with a second plane installation part (31), and the air outlet pipe (50) is installed on the second end cover (30) through the second plane installation part (31).

7. The reservoir of claim 6, wherein: the air outlet pipe (50) comprises a straight pipe (51) and an elbow pipe (52), the straight pipe (51) is provided with a reaming connecting part (511), and the straight pipe (51) is welded and fixed with the elbow pipe (52) and the second plane mounting part (31) through the reaming connecting part (511).

8. The reservoir of claim 7, wherein: the straight pipe (51) is at least partially positioned in the inner cavity (101), and the oil return hole (102) is formed in the side wall, close to the second end cover (30), of the straight pipe (51).

9. The reservoir of claim 1, wherein: a preset gap is formed between the outlet pipe orifice (401) and the inlet pipe orifice (501).

10. The reservoir of claim 1, wherein: the filter screen assembly (60) comprises a connecting sleeve (61) and a filter screen (62), one end of the connecting sleeve (61) is inserted into the oil return hole (102), so that the connecting sleeve (61) is installed on the air outlet pipe (50), the filter screen (62) is installed at the other end of the connecting sleeve (61), and the filtering area of the filter screen (62) is larger than the flowing area of the oil return hole (102).