CN217979392U - Oil separator and air conditioning system - Google Patents

Abstract

The utility model provides an oil separator and an air conditioning system, the oil separator comprises a cylinder body, an air inlet pipe and a reinforcing plate, wherein the side wall of the cylinder body is provided with a first mounting hole, one end of the air inlet pipe is arranged in the first mounting hole and is communicated with the inside of the cylinder body; the reinforcing plate is sleeved and installed at one end of the air inlet pipe installed in the first installation hole, the reinforcing plate is located on the outer side of the barrel body, the reinforcing plate is fixed on the barrel body, and one surface, facing the side wall of the barrel body, of the reinforcing plate is attached to the side wall of the barrel body. The utility model discloses a set up the reinforcing plate and connect intake pipe and barrel, increase the area of contact of reinforcing plate and barrel, improve the joint strength between intake pipe and the barrel, be favorable to reducing the frequency of intake pipe vibrations, prevent that intake pipe frequency of vibrations is too big to there is the hidden danger of leakage in the linking department of solution intake pipe and barrel.

Description

Oil separator and air conditioning system

Technical Field

The utility model relates to a refrigeration heats technical field, especially relates to an oil separator and air conditioning system.

Background

In the refrigerating and heating device, an oil separator is connected between the compressor and the condenser and used for separating lubricating oil and refrigerant from circulating fluid, so that the lubricating oil flows back to an oil pool of the compressor, and the refrigerant flows back to the condenser to participate in heat exchange.

The air inlet pipe on the current oil separator is generally welded with the cylinder of the oil separator, and when the oil separator is used, high-pressure steam discharged from an exhaust pipe of a compressor is input into the cylinder from the air inlet pipe for centrifugal separation, so that the joint of the air inlet pipe and the cylinder generates strong vibration, and the risk of leakage exists between the air inlet pipe and the cylinder.

SUMMERY OF THE UTILITY MODEL

In view of the above, in order to solve the technical problems in the background art, it is necessary to provide an oil separator and an air conditioning system.

The utility model provides an oil separator, which comprises a cylinder body, an air inlet pipe and a reinforcing plate, wherein the side wall of the cylinder body is provided with a first mounting hole, one end of the air inlet pipe is arranged in the first mounting hole and is communicated with the inside of the cylinder body; the reinforcing plate is sleeved and installed at one end of the air inlet pipe installed in the first installation hole, the reinforcing plate is located on the outer side of the barrel body, the reinforcing plate is fixed on the barrel body, and one surface, facing the side wall of the barrel body, of the reinforcing plate is attached to the side wall of the barrel body.

In one embodiment, the reinforcing plate is provided in one piece with the air inlet duct.

In one embodiment, the reinforcing plate is saddle-shaped.

In one embodiment, the axis of the first mounting hole does not intersect the axis of the barrel.

In one embodiment, the cylinder is a stainless steel cylinder and is integrally formed.

In one embodiment, the air inlet pipe is a stainless steel pipe; one end, far away from the cylinder body, of the air inlet pipe is connected with a first copper sleeve.

In one embodiment, the oil separator further comprises an air outlet pipe mounted on the cylinder; the top of the cylinder body is provided with a second mounting hole, and one end of the air outlet pipe extends into the cylinder body from the second mounting hole.

In one embodiment, the gas outlet pipe comprises a steel pipe and a second copper sleeve, one end of the steel pipe extends into the cylinder from the second mounting hole, and the other end of the steel pipe is positioned outside the cylinder; the second copper sleeve is connected with one end of the steel pipe, which is positioned outside the cylinder body.

In one embodiment, the oil separator further comprises a silencing plate, the silencing plate is mounted in the cylinder body and divides the cylinder body into a first chamber and a second chamber, and a plurality of silencing holes communicated with the first chamber and the second chamber are formed in the silencing plate;

the air inlet pipe is communicated with the first cavity, and one end, extending into the second mounting hole, of the air outlet pipe passes through the first cavity and penetrates through the silencing plate to extend to the second cavity.

The utility model also provides an air conditioning system, including the compressor and as above an arbitrary oil separator, oil separator's intake pipe with the compressor is connected.

The utility model provides a pair of oil separator and air conditioning system compares in prior art's beneficial effect as follows:

the utility model discloses a set up reinforcing plate and connect intake pipe and barrel, and the reinforcing plate is laminated with the barrel lateral wall towards the one side of barrel lateral wall, increases the area of contact of reinforcing plate and barrel to improve the joint strength between intake pipe and the barrel, be favorable to reducing the frequency of intake pipe vibrations, prevent that intake pipe vibration frequency is too big, thereby solve the hidden danger that there is the leakage in the linking department of intake pipe and barrel.

Drawings

Fig. 1 is a schematic view of an oil separator provided in an embodiment of the present invention;

FIG. 2 is a schematic view of the connection of the reinforcing sheet to the inlet tube and the barrel;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is a partial enlarged view of the area B in FIG. 1;

FIG. 5 is an enlarged view of a portion of FIG. 1 at C;

FIG. 6 is an enlarged view of a portion of FIG. 5 at D;

fig. 7 is a partial enlarged view of fig. 1 at E.

Description of the main elements

100. An oil separator; 1. a barrel; 11. a first mounting hole; 12. a second mounting hole; 13. a third mounting hole; 14. a first chamber; 15. a second chamber; 16. a limiting groove; 17. a positioning part; 2. an air inlet pipe; 21. a first copper bush; 22. a flared section; 3. a reinforcing plate; 4. an air outlet pipe; 41. a steel pipe; 42. a second copper sleeve; 43. a necking section; 44. a protrusion; 5. a sound-absorbing panel; 51. a silencing hole; 6. an oil return pipe; 61. a flared part; 62. a third copper bush; 63. a convex portion; 7. a filtration unit; 71. a mounting base; 711. mounting grooves; 72. and (4) a filter screen.

The following detailed description of the invention will be further described in conjunction with the above-identified drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that 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 belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly mounted on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components 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 "or/and" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides an oil separator 100, in a refrigeration and heating system, the oil separator 100 is connected between a compressor and a condenser, the oil separator 100 is kept away from the oil separation according to the reduction of the gas flow rate and the change of the gas flow direction, so that the oil drops in the high-pressure steam can be separated under the action of gravity, and the separated lubricating oil flows back to the oil sump of the compressor.

Referring to fig. 1 and 2, the oil separator 100 includes a cylinder 1, an air inlet pipe 2 and a reinforcing plate 3, a first mounting hole 11 is formed in a side wall of the cylinder 1, and one end of the air inlet pipe 2 is mounted in the first mounting hole 11 and is communicated with the inside of the cylinder 1; the reinforcing plate 3 is sleeved and installed at one end, close to the first installation hole 11, of the air inlet pipe 2, the reinforcing plate 3 is located on the outer side of the barrel body 1, the reinforcing plate 3 is fixed on the barrel body 1, and one surface, facing the side wall of the barrel body 1, of the reinforcing plate 3 is attached to the side wall of the barrel body 1. The air inlet pipe 2 is welded to an air outlet pipe of the compressor, and high-pressure steam (a mixture of a liquid-state granular lubricating oil and a gas-liquid two-phase refrigerant) is discharged from the air outlet pipe of the compressor and is input into the oil separator 100 through the air inlet pipe 2 to separate oil in the refrigerant.

Connect intake pipe 2 and barrel 1 simultaneously through reinforcing plate 3, and reinforcing plate 3 is laminated with barrel 1 lateral wall towards the one side of barrel 1 lateral wall, increase reinforcing plate 3 and barrel 1's area of contact, thereby improve the joint strength between intake pipe 2 and the barrel 1, be favorable to reducing the frequency of intake pipe 2 vibrations, prevent that the too big phenomenon that leads to being connected the appearance clearance between intake pipe 2 and the first mounting hole 11 of intake pipe 2 vibration range from appearing, improve the sealing performance between intake pipe 2 and the barrel 1.

Preferably, referring to fig. 1 and 2, the reinforcing plate 3 and the air inlet pipe 2 are integrated, so that the phenomenon that the air inlet pipe 2 is positioned inaccurately or the air inlet pipe 2 is installed obliquely due to relative displacement of the reinforcing plate 3 and the air inlet pipe 2 is avoided during installation, the installation difficulty is reduced, and the assembly efficiency is improved. Of course, in other embodiments, the reinforcing plate 3 and the air inlet pipe 2 may be provided as a split structure, and the air inlet pipe 2 and the reinforcing plate 3 are assembled and installed step by step during assembly.

Preferably, refer to and draw together figure 1, 2, reinforcing plate 3 becomes saddle shape, saddle shape's reinforcing plate 3 is laminated completely towards the one side of 1 lateral wall of barrel and the lateral wall face of barrel 1, thereby increase the area of contact of 3 barrels of reinforcing plate 1, strengthen the joint strength between first mounting hole 11 and the intake pipe 2, and reinforcing plate 3 laminates completely with 1 lateral wall of barrel, and reinforcing plate 3 cover locate intake pipe 2 on and with 2 lateral wall sealing connection of intake pipe, even if there is the clearance between intake pipe 2 and the first mounting hole 11, refrigerant and fluid in the intake pipe 2 can not leak yet, effectively solve the hidden danger that the refrigerant leaked from between intake pipe 2 and the barrel 1. Of course, in other embodiments, the specific structure of the reinforcing plate 3 is not limited to the above, for example, the reinforcing plate 3 may be configured in a irregular structure with a special shape.

Further, the axis of the first mounting hole 11 does not intersect with the axis of the cylinder 1, in other words, the first mounting hole 11 is eccentrically arranged, the cylinder 1 rotates at a high speed during operation, so that a gas-liquid two-phase mixed refrigerant entering the cylinder 1 from the air inlet pipe 2 and oil are rotationally separated along the cylinder wall under the action of centrifugal force, the liquid refrigerant is volatilized to form a gaseous refrigerant, the gaseous refrigerant is output from the air outlet pipe 4, and the oil is descended along the cylinder wall under the action of gravity and is deposited in the cylinder 1. Of course, in other embodiments, the axis of the first mounting hole 11 may intersect with the axis of the cylinder 1.

In the technical field of refrigeration, a connecting pipe of a general air conditioning system is made of a copper material, and other parts are also made of the copper material in order to be conveniently connected with the connecting pipe, but because the price of the copper material is high, in order to reduce the production cost, in the application, the barrel 1 is made of a stainless steel material, and during processing and manufacturing, the barrel 1 is made of the stainless steel material, so that the hardness of the barrel 1 can be improved, and the corrosion resistance is higher; meanwhile, the price of the copper material is high, and the cylinder 1 is made of stainless steel materials, so that the production cost of the oil separator 100 is reduced.

Further, barrel 1 integrated into one piece sets up, reduces welding process, improves the preparation efficiency and reduces the cost of production. Of course, in other embodiments, the cylinder 1 may be manufactured by sectional processing and welding.

Referring to fig. 1, the air inlet pipe 2 is a stainless steel pipe, which is made of stainless steel and has a lower price, so that the cost is reduced; preferably, one end of the air inlet pipe 2, which is far away from the cylinder 1, is further connected with a first copper sleeve 21. The connecting pipe in general air conditioning system is the copper product, the welding characteristic difference of copper product and stainless steel material is very big, the technology degree of difficulty that leads to the connecting pipe welding in stainless steel's intake pipe 2 and the air conditioning system together is great, the assembly degree of difficulty is higher during the use, consequently, set up the welding of first copper sheathing 21 and the connecting pipe in the air conditioning system through the one end of keeping away from barrel 1 at intake pipe 2, be favorable to reducing the welding degree of difficulty, improve oil separator 100's assembly efficiency.

Referring to fig. 1, an end of the air inlet pipe 2 away from the first mounting hole 11 is provided with a flared section 22, the flared section 22 is connected to the first copper bush 21, and the flared section 22 facilitates assembly and connection of the first copper bush 21 and the air inlet pipe 2, thereby improving assembly efficiency.

Referring to fig. 1, the oil separator 100 further includes an outlet pipe 4 installed on the cylinder 1, and the gaseous refrigerant in the oil separator 100 can be output to a condenser in the air conditioning system through the outlet pipe 4; wherein, second mounting hole 12 has been seted up at the top of barrel 1, and the one end of outlet duct 4 stretches into in the barrel 1 from second mounting hole 12, accomplishes outlet duct 4's preliminary assembly, and later stage is through with outlet duct 4 and second mounting hole 12 welded fastening.

Referring to fig. 1 and 3, a protrusion 44 is disposed at one end of the air outlet tube 4 close to the second mounting hole 12, and the protrusion 44 is used for limiting the length of the oil return tube 6 extending into the cylinder 1, so as to prevent refrigerant gas from being outputted from the air outlet tube smoothly due to the fact that the length of the air outlet tube 4 extending into the cylinder 1 is too long; during the assembly, the outlet duct 4 stretches into in the second mounting hole 12 until the tip of barrel 1 supports with arch 44 and leans on to make the outlet duct can't continue to stretch into in the second mounting hole 12, need not to measure or inject the degree of depth that the trachea 4 stretched into in the barrel 1 through other equipment or structure, reduce the assembly degree of difficulty.

Further, referring to fig. 1, the gas outlet pipe 4 includes a steel pipe 41 and a second copper sleeve 42, one end of the steel pipe 41 extends into the cylinder 1 from the second mounting hole 12, and the other end is located outside the cylinder 1; the second copper bush 42 is connected with one end of the steel pipe 41 outside the cylinder 1. The second copper sleeve 42 is welded with a copper connecting pipe in the air conditioning system, so that the welding difficulty is reduced, and the assembly efficiency of the oil separator 100 is improved.

Further, one end of the air outlet pipe 4 far away from the second mounting hole 12 is provided with a necking section 43; one end of the second copper sleeve 42 extends into the necking section 43 and is connected with the necking section in an interference fit manner, so that the steel pipe 41 is connected with the second copper sleeve more stably.

Referring to fig. 1 and 4, the oil separator 100 further includes a sound-absorbing plate 5, the sound-absorbing plate 5 is installed in the cylinder 1 and divides the cylinder 1 into a first chamber 14 and a second chamber 15, and the sound-absorbing plate 5 is provided with a plurality of sound-absorbing holes 51 communicating the first chamber 14 and the second chamber 15; the air inlet pipe 2 is communicated with the first cavity 14, and one end of the air outlet pipe 4 extending into the second mounting hole 12 passes through the first cavity 14 and penetrates through the silencing plate 5 to extend to the second cavity 15. High-pressure steam enters the cylinder body 1 from the air inlet pipe 2 and rotates at a high speed in the cylinder body 1 to realize the separation of lubricating oil drops and a refrigerant, and a gaseous refrigerant can enter the second cavity from a silencing hole of the silencing plate 5 and is output from the air outlet pipe 4; and the lubricating oil drops can slide down along the cylinder wall due to the action of the gravity of the lubricating oil drops and deposit in the second chamber 15 of the cylinder body 1.

Wherein, the side wall of one end of the air outlet pipe 4 is abutted against the silencing plate 5, so that the air outlet pipe 4 is prevented from shaking to generate noise.

Referring to fig. 4, a limiting groove 16 is formed on the inner wall of the cylinder 1, and the circumferential side of the sound-absorbing plate 5 is clamped in the limiting groove 16 to fix the sound-absorbing plate 5, but in other embodiments, the way of mounting and fixing the sound-absorbing plate 5 is not limited to the above, for example, a clamping structure may be provided on the inner wall of the cylinder 1, and the sound-absorbing plate 5 is clamped and fixed in cooperation with the clamping structure.

Referring to fig. 1 and 5, the oil separator 100 further includes an oil return pipe 6, and the separated lubricant oil flows back into the compressor through the oil return pipe 6. The bottom of the cylinder 1 is provided with a third mounting hole 13, and one end of the oil return pipe 6 is mounted in the third mounting hole 13.

Further, please continue to refer to fig. 1 and 5, an end of the oil return pipe 6 extending into the third mounting hole 13 is provided with a flared portion 61, the flared portion 61 extends into the third mounting hole 13 and is connected with the cylinder 1, and by providing the flared portion 61, the flared portion 61 and the third mounting hole 13 are in interference fit during assembly, so as to enhance the air tightness between the third mounting hole 13 and the oil return pipe 6 and prevent the oil from leaking between the first mounting hole 11 and the oil return pipe 6.

Further, flared portion 61 and barrel 1 welded connection realize returning oil pipe 6's assembly fixed, prevent that oil pipe 6 is not hard up.

With reference to fig. 1 and 7, one end of the oil return pipe 6, which is far away from the third mounting hole 13, is connected to the third copper bush 62, because the stainless steel material has higher hardness and lower price, preferably, the oil return pipe 6 is made of stainless steel material, and in the technical field of refrigeration, the connecting pipe in a general air conditioning system is made of copper material, and the welding characteristics of the copper material and the stainless steel material are greatly different, which results in that the process difficulty of welding the oil return pipe 6 made of stainless steel material and the connecting pipe in the air conditioning system is great, and the assembly difficulty is high during use, therefore, by arranging the third copper bush 62 at one end of the oil return pipe 6, which is far away from the third mounting hole 13, to be welded to the connecting pipe in the air conditioning system, which is beneficial to reducing the welding difficulty and improving the assembly efficiency of the oil separator 100.

In addition, referring to fig. 7, preferably, a convex portion 63 is disposed on an inner wall of the oil return pipe 6 connected to the third copper bush 62, and the convex portion 63 plays a role in positioning the third copper bush 62, so as to limit a length of the third copper bush 62 extending into the oil return pipe 6. Of course, in other embodiments, the convex portion 63 is not limited to the above-mentioned forming manner, and for example, a convex structure may be directly provided on the inner wall of the pipe.

Referring to fig. 1, 5 and 6, the oil separator provided by the present invention further includes a filtering unit 7, wherein the filtering unit 7 is located at one end of the oil return pipe 6 connected to the cylinder 1; the inner wall of the third mounting hole 13 is provided with a positioning part 17, and part of the filter unit 7 abuts against the positioning part 17 during mounting so as to position the filter unit 7 and prevent impurities from entering the oil return pipe 6 due to looseness and/or displacement of the filter unit 7, so that the compressor is prevented from being damaged; compare the mode of the complicated installation location of filtration among the prior art, the utility model discloses the mode of fixing a position the installation to the filter unit 7 is simpler, effectively reduces oil separator 100's the manufacturing degree of difficulty and manufacturing cost, increases substantially oil separator 100's manufacturing efficiency.

Referring to fig. 6, the positioning portion 17 may be a protruding structure disposed on the inner wall of the third mounting hole 13, the protruding structure is simpler, and is further beneficial to reducing the manufacturing difficulty and the manufacturing cost of the oil separator 100, of course, a step may be formed by disposing a necking at the third mounting hole 13, the step forms the positioning portion 17, the step has the same simple structure, and the manufacturing difficulty of the oil separator 100 is greatly reduced, of course, in other embodiments, the specific structure of the positioning portion 17 is not limited to the above or shown in the drawings, and the positioning portion 17 may also be a structure that can be engaged with the filtering unit 7 in a matching manner.

Referring to fig. 1, 5, and 6, preferably, one end of the oil return pipe 6 extending into the third mounting hole 13 abuts against the filter unit 7, and the filter unit 7 is fixed by the cooperation of the oil return pipe 6 and the positioning portion 17, so that the fixing manner is simple, and an additional fixing structure is not required, which is beneficial to reducing the manufacturing cost and improving the manufacturing efficiency. Of course, in other embodiments, the filter unit 7 may be further prevented from loosening by providing a fixing structure between the oil return pipe 6 and the positioning portion 17, and clamping and fixing the filter unit 7 with the positioning portion 17 by the fixing structure.

Referring to fig. 1, 5, and 6, the filtering unit 7 includes a mounting seat 71 and a filter screen 72, one end of the mounting seat 71 facing the inside of the cylinder 1 abuts against the positioning portion 17 during assembly, the filter screen 72 is mounted on the mounting seat 71, and after the oil return pipe 6 is mounted, one end of the oil return pipe 6 extending into the third mounting hole 13 abuts against the other end of the mounting seat 71, so that the mounting seat 71 is axially limited along the cylinder 1, and the side wall of the mounting seat 71 abuts against the side wall of the third mounting hole 13, so that the mounting seat 71 is radially limited along the cylinder 1. Wherein the filter structure is simple in structure, easy to obtain, and beneficial to reducing the manufacturing cost, although in other embodiments, the specific structure of the filter unit 7 is not limited to the above.

Preferably, referring to fig. 6, an installation groove 711 is formed in the installation seat 71, one end of the filter screen 72 is fixed in the installation, the installation groove 711 limits one end of the filter screen 72, the installation mode is simple, an additional fixing structure is not required to be arranged, the manufacturing cost of the filter unit 7 is effectively reduced, and the assembly difficulty of the filter screen 72 is reduced. Of course, in other embodiments, the manner of mounting the filter screen 72 on the mounting seat 71 is not limited to the above or shown in the drawings, and for example, the filter screen 72 may be mounted by bonding or welding, and for example, the filter screen 72 may be fixed on the mounting seat 71 by other fixing structures.

With reference to fig. 6, preferably, one end of the filter screen 72 facing the inside of the cylinder 1 is made to be a hemisphere, the hemisphere shape is beneficial to increasing the effective filtering area of the filter screen 72, and when the filter screen 72 filters out impurities in the oil, the hemispherical arc surface can guide the impurities to the edge of the filter screen 72, so as to prevent the impurities from accumulating on the filter screen 72, and better avoid the filter screen 72 from being blocked.

The utility model also provides an air conditioning system, including compressor (not shown in the figure) and above any one oil separator 100, oil separator 100's intake pipe 2 is connected with the compressor, and is concrete, and intake pipe 2 links to each other with the blast pipe of compressor. The application provides an air conditioning system can realize the good and stable filtration to compressor fluid under lower cost, guarantees the safety of compressor, improves this air conditioning system's manufacturing efficiency simultaneously.

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 taken as limiting the present invention, and that suitable modifications and variations of the above embodiments are within the scope of the invention as claimed.

Claims (10)

1. An oil separator is characterized by comprising a cylinder, an air inlet pipe and a reinforcing plate, wherein a first mounting hole is formed in the side wall of the cylinder, and one end of the air inlet pipe is mounted in the first mounting hole and communicated with the inside of the cylinder;

the reinforcing plate is sleeved and installed at one end of the air inlet pipe installed in the first installation hole, the reinforcing plate is located on the outer side of the barrel body, the reinforcing plate is fixed on the barrel body, and one surface, facing the side wall of the barrel body, of the reinforcing plate is attached to the side wall of the barrel body.

2. The oil separator of claim 1, wherein the reinforcement plate is provided as one piece with the intake pipe.

3. The oil separator of claim 1, wherein the reinforcement plate is saddle-shaped.

4. The oil separator of claim 1, wherein the axis of the first mounting hole does not intersect the cartridge axis.

5. The oil separator of claim 1, wherein the cylinder is a stainless steel cylinder and is integrally formed.

6. The oil separator of claim 1, wherein the intake pipe is a stainless steel pipe;

one end, far away from the cylinder body, of the air inlet pipe is connected with a first copper sleeve.

7. The oil separator of any one of claims 1 to 6, further comprising an outlet pipe mounted on the cartridge;

the top of the cylinder body is provided with a second mounting hole, and one end of the air outlet pipe extends into the cylinder body from the second mounting hole.

8. The oil separator of claim 7, wherein the outlet pipe comprises a steel pipe and a second copper sleeve, one end of the steel pipe extends into the cylinder from the second mounting hole, and the other end of the steel pipe is positioned outside the cylinder;

the second copper sleeve is connected with one end of the steel pipe, which is positioned outside the cylinder body.

9. The oil separator of claim 7, further comprising a muffler mounted within the cartridge and dividing the cartridge into a first chamber and a second chamber, the muffler having a plurality of muffling holes communicating the first and second chambers;

the air inlet pipe is communicated with the first cavity, and one end, extending into the second mounting hole, of the air outlet pipe passes through the first cavity and penetrates through the silencing plate to extend to the second cavity.

10. An air conditioning system, characterized in that it comprises a compressor and an oil separator according to any one of claims 1-9, the inlet pipe of which is connected to the compressor.

Images