CN218376902U

CN218376902U - Compressor

Info

Publication number: CN218376902U
Application number: CN202223013052.1U
Authority: CN
Inventors: 黄庆洋; 陈锐; 周杏标; 闫卓; 李建东; 朱晓涵
Original assignee: Guangdong Meizhi Compressor Co Ltd
Current assignee: Guangdong Meizhi Compressor Co Ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-01-24
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a compressor, wherein, compressor includes casing, pump body subassembly, reservoir and communicating pipe. The pump body assembly is arranged on the shell and provided with an air outlet; the liquid storage device is connected with the shell and is positioned at one end of the shell in the axial direction; one end of the communicating pipe penetrates through the shell from outside to inside and is communicated with the air outlet, the other end of the communicating pipe is communicated with the liquid storage device, and the communicating pipe is a flexible hose. The utility model discloses technical scheme provides the structure of a pipeline, reduces the influence that the vibration of compressor brought the pipeline structure to reduce the risk and the probability that the pipeline structure broke down.

Description

Compressor

Technical Field

The utility model relates to a compressor technical field, in particular to compressor.

Background

The existing compressor can generate large vibration and noise in the normal use process, the vibration is generated from the pump body assembly, the vibration is transmitted after being generated, so that the pipeline exposed outside vibrates, the noise generated by the vibrating pipeline and the stress received by the vibrating pipeline are both in a high level, and the failure and the risk of the pipeline are increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compressor aims at providing the structure of a pipeline, reduces the influence that the vibration of compressor brought the pipeline structure to reduce the risk and the probability that pipeline structure broke down.

In order to achieve the above object, the present invention provides a compressor, which comprises a housing, a pump body assembly, a liquid storage device and a communicating pipe. The pump body assembly is arranged on the shell and provided with an air outlet; the liquid storage device is connected with the shell and is positioned at one axial end of the shell; one end of the communicating pipe penetrates through the shell from outside to inside and is communicated with the air outlet, the other end of the communicating pipe is communicated with the liquid storage device, and the communicating pipe is a flexible hose.

Optionally, the compressor further comprises an air outlet pipe, wherein one end of the air outlet pipe is communicated with the liquid reservoir, and the other end of the air outlet pipe is communicated with external pipe equipment.

Optionally, the air outlet pipe is a flexible hose.

Optionally, the flexible hose is externally wrapped with a thermal insulation layer.

Optionally, the thermal insulation layer is provided with one or more layers.

Optionally, the heat insulation layer is an air layer, a vacuum layer or a heat insulation material layer.

Optionally, the outer surface of the housing is provided with one or more fixing structures, and the communication pipe and/or the air outlet pipe are fixed to the fixing structures.

Optionally, the fixed knot constructs including interconnect fixing base and solid fixed ring, the fixing base set up in the surface of casing, gu fixed ring cover is established communicating pipe or the outlet duct.

Optionally, the outlet pipe extends along an axial direction of the housing.

Optionally, at least two fixing structures are arranged on the outer side wall of the housing along the axial direction of the housing, one of the fixing structures fixes one end of the air outlet pipe close to the liquid reservoir, and the other fixing structure fixes one end of the air outlet pipe far away from the liquid reservoir.

The utility model discloses technical scheme is through adopting communicating pipe to connect pump body subassembly and reservoir, it is worth noting that communicating pipe is flexible hose. And the flexible hose can weaken the vibration that the compressor transmitted the external pipeline, reduces the vibration, noise and the stress of external pipeline, improves the reliability, and communicating pipe itself has cushioned the vibration, and the fracture risk reduces. The flexible hose can flexibly avoid surrounding components, so that the components of an external system are more compactly installed. Specifically, flexible hose one end intercommunication gas outlet, the other end intercommunication air inlet to the realization the stable connection of pump body subassembly and reservoir passageway.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a partial sectional view of an embodiment of the compressor of the present invention;

fig. 2 is a schematic structural diagram of an embodiment of the compressor of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				1	Shell body	2	Pump body subassembly
21	Air outlet	3	Liquid storage device
				4	Communicating pipe	5	Air outlet pipe
6	Fixing structure	7	Thermal insulation layer

The objects, features and advantages of the present invention will be further described with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B", including either A or B or both A and B. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides an embodiment of compressor, the compressor generally divide into piston compressor, helical-lobe compressor, centrifugal compressor, linear compressor etc.. The piston compressor generally consists of a shell 1, a motor, a cylinder, a piston, control equipment (a starter and a thermal protector) and a cooling system. The cooling modes include oil cooling, air cooling and natural cooling. The linear compressor has no shaft, no cylinder, and no sealing and heat dissipating structure. There are 5 major types of compressors employed in the refrigeration and air conditioning industry: reciprocating, screw, rotary, scroll, and centrifugal, with reciprocating being the most used compressor in small and medium size commercial refrigeration systems. Screw compressors are used primarily in large commercial and industrial systems. Rotary compressors and scroll compressors are mainly used in household and small capacity commercial air conditioning devices, and centrifugal compressors are widely used in air conditioning systems of large buildings. Both domestic refrigerator and air conditioner compressors today are of the positive displacement type, which in turn can be divided into reciprocating and rotary types. The reciprocating compressor uses a piston, a crank, a connecting rod mechanism or a piston, a crank and a sliding pipe mechanism, and the rotary compressor mainly uses a rolling rotor compressor. In commercial air conditioners, the air conditioner is mostly centrifugal type, vortex type or screw type. The suction pipe of the compressor is connected with the evaporator of the refrigerating system, and the discharge pipe of the compressor is also connected with the condenser of the refrigerating system. When the rotary compressor works, a low-temperature and low-pressure refrigerant mixture (a mixture of gaseous refrigerant, liquid refrigerant and oil) in a refrigeration system can enter the liquid storage cavity from the suction pipe, the gaseous refrigerant can be separated from the liquid refrigerant and the oil after the refrigerant mixture enters the liquid storage cavity, the separated gaseous refrigerant is sucked into the gas return pipe, then the gas return pipe enters the compression cavity of the cylinder and is compressed into the high-temperature and high-pressure refrigerant in the compression cavity, and then the compressed refrigerant is discharged into the compressor cavity from the compression cavity of the cylinder and is discharged from the compressor cavity through the exhaust pipe. The liquid refrigerant is stored in the liquid storage cavity, and the separated oil is collected at the bottom of the liquid storage cavity under the action of gravity.

Referring to fig. 1 and 2, in an embodiment of the present invention, the compressor includes a housing 1, a pump body assembly 2, a liquid reservoir 3, and a communication pipe 4. The pump body component 2 is arranged on the shell 1, and the pump body component 2 is provided with an air outlet 21; the liquid storage device 3 is connected with the shell 1 and is positioned at one end of the shell 1 in the axial direction; one end of the communicating pipe 4 is communicated with the liquid storage device 3, and the other end of the communicating pipe passes through the shell 1 and is communicated with the air outlet 21, wherein the communicating pipe 4 is a flexible hose.

The utility model discloses technical scheme connects through adopting communicating pipe 4 pump body subassembly 2 and reservoir 3, it is worth noting, communicating pipe 4 is flexible hose. And the flexible hose can weaken the vibration that the compressor transmitted to outside pipeline, reduces the vibration, noise and the stress of outside pipeline, improves the reliability, and communicating pipe 4 itself has cushioned the vibration, and the fracture risk reduces. The flexible hose can flexibly avoid surrounding components, so that the components of an external system are more compactly installed. Specifically, one end of the flexible hose is communicated with the liquid reservoir 3, and the other end of the flexible hose is communicated with the air outlet 21, so that the stable connection of the pump body assembly 2 and the liquid reservoir 3 channel is realized.

Specifically, the compressor further comprises an air outlet pipe 5, one end of the air outlet pipe 5 is communicated with the liquid storage device 3, and the other end of the air outlet pipe is communicated with external pipe fitting equipment. It should be noted that, referring to fig. 2 in an embodiment, the air outlet 21, the reservoir 3, and the air outlet 31 are all provided with a reinforcing seat, and the reinforcing seats can improve the connection strength between the communication pipe 4 and the air outlet pipe 5 and the pump body assembly 2 and the reservoir 3, and prevent the communication pipe 4 and the air outlet pipe 5 from falling off due to the vibration of the compressor itself.

The flexible hose has a better damping effect, and in one embodiment, the communicating pipe 4 is a flexible hose. In another embodiment, the communicating tube 4 is a flexible hose, and the air outlet tube 5 is also a flexible hose. However, the design is not limited thereto, and in other embodiments, only the air outlet pipe 5 may be a flexible hose.

Specifically, the outlet pipe 5 extends in the height direction of the casing 1, and it can be understood that the outlet pipe 5 extending in the height direction can effectively reduce the length of the compressor in the radial direction, thereby reducing the overall size of the compressor.

In one embodiment, the flexible hose is externally wrapped with a thermal insulating layer 7. The heat preservation effect that has thermal insulation layer 7 can effectual improve equipment through the outside parcel at flexible hose prevents that the heat from losing at the in-process of transmission to influence the refrigeration effect of follow-up compressor.

Further, the thermal insulation layer is provided with one or more layers. In one embodiment, the thermal insulation layer may be a layer. In another embodiment, the heat insulation layer may be a two-layer structure, and the two-layer structure may further reduce the heat loss inside the communication pipe 4, thereby increasing the cooling capacity of the whole machine. However, the design is not limited thereto, and in other embodiments, the heat insulation layer may be provided with three layers or more than three layers.

Specifically, the heat insulation layer is an air layer, a vacuum layer or a heat insulation material layer. Specifically, air and vacuum have good heat insulation effect, and the heat insulation material can also effectively reduce the temperature loss, and the heat insulation material can be expanded polystyrene board, rock wool board, perlite, glass fiber and the like, as long as the heat insulation effect can be achieved, and the heat insulation material is not particularly limited. Specifically, in an embodiment of two insulation layers, the insulation layer disposed inside is a vacuum layer, and the insulation layer disposed outside is an insulation material layer. Or the heat insulation layer arranged inside is an air layer, and the heat insulation layer arranged outside is a heat insulation material layer. However, the design is not limited to this, and the air layer may be an inert gas layer or another gas layer having a heat insulating effect.

However, the design is not limited thereto, and in other embodiments, the outer surfaces of the communication pipe 4 and the air outlet pipe 5 are further provided with a leakage-proof layer. It should be understood that, after the service life of the communication pipe 4 and the outlet pipe 5 is prolonged, corrosion or liquid leakage may occur at a part of the communication pipe 4 and the outlet pipe 5, and thus, the working efficiency of the compressor may be greatly reduced. In order to prolong the service life of the communicating pipe 4 and the air outlet pipe 5, the outer surfaces of the communicating pipe 4 and the air outlet pipe 5 are further wrapped with a leakage-proof layer. Specifically, in one embodiment, the anti-leakage layer is wrapped on the outer surface of the communication pipe 4. In another embodiment, the anti-leakage layer is wrapped on the outer surface of the air outlet pipe 5. In other embodiments, the outer surfaces of the communication pipe 4 and the air outlet pipe 5 are simultaneously wrapped with the anti-leakage layer. Meanwhile, the anti-leakage layer also has an anti-corrosion effect. In one embodiment, the anti-leakage layer is anti-leakage paint, and the paint is uniformly and densely coated on the surface of the derusted metal pipeline to isolate the derusted metal pipeline from various corrosive media. In other embodiments, the outer surfaces of the communicating pipe 4 and the outlet pipe 5 may be further provided with other structures having protection effects, such as a high temperature prevention layer.

Further, the outer surface of the shell 1 is provided with one or more fixing structures 6, and the communication pipe 4 and/or the air outlet pipe 5 are/is fixed to the fixing structures 6. In an embodiment, a fixing structure 6 is disposed on an outer surface of the housing 1, and the communication pipe 4 is fixed on the fixing structure 6. In another embodiment, the outer surface of the housing 1 is provided with a fixing structure 6, and the air outlet pipe 5 is fixed on the fixing structure 6. In another embodiment, the fixing structure 6 disposed on the outer surface of the housing 1 can fix the communication pipe 4 and the outlet pipe 5 at the same time. In another embodiment, the fixing structure 6 may be disposed on an outer surface of the liquid reservoir 3 to fix the communication pipe 4 or the air outlet pipe 5.

Specifically, fixed knot constructs 6 and includes interconnect fixing base and solid fixed ring, the fixing base set up in the surface of casing 1, gu fixed ring cover is located communicating pipe 4 or outlet duct 5. The fixing ring is fixed relatively to the fixing seat in a welding, clamping or bonding mode. Therefore, even when the compressor vibrates during operation, the fixed seat and the fixed ring which are arranged on the shell 1 and fixed relatively can also play a good fixing effect on the communicating pipe 4 or the air outlet pipe 5. In another embodiment, the fastening means is band fastening, and the fastening structure 6 comprises a band or a tie. In another embodiment, the communication pipe 4 may be adhered to the outer surface of the housing 1, and it should be noted that the number of required components can be saved by the adhering connection manner, thereby reducing the cost required by the production equipment. However, the design is not limited to this, fixed knot constructs 6 can also be set up in the spacing groove or the spacing convex part on casing 1 surface, communicating pipe 4 with 5 spacing fixes in of outlet duct fixed slot or on the spacing convex part, in order to realize communicating pipe 4 with outlet duct 5 with the relative position's of casing 1 is fixed to the stability that improves the structure of communicating pipe 4 and outlet duct 5 can be realized equally, avoid communicating pipe 4 and outlet duct 5 to take place to drop or drop because of the problem of vibration.

Further, in an embodiment, at least two fixing structures 6 are disposed on the outer sidewall of the housing 1 along the height direction, specifically, one of the fixing structures 6 fixes one end of the air outlet tube 5 close to the liquid reservoir 3, and the other fixing structure 6 fixes one end of the air outlet tube 5 far from the liquid reservoir 3. In this way, the fixing structures 6 respectively arranged at the two ends of the air outlet pipe 5 can fix the relative position of the air outlet pipe 5 and the shell 1, so that the volume of the air outlet pipe 5 in the radial direction is reduced, the limit of the air outlet pipe 5 is realized, and the air outlet pipe 5 is prevented from being broken or damaged due to the vibration of the compressor.

Further, the accumulator 3 and the pump body assembly 2 are stacked in the height direction of the compressor. The accumulator 3 and the pump body assembly 2 arranged in a stacked manner can effectively reduce the radial size of the compressor.

In the compressor operation, the more the tangential vibration is at a position farther from the central axis of the casing 1, the more the vibration is, the more the connection portion of the pipe line is likely to fail and the pipe line is likely to fall off. Correspondingly, compare in rigid connection pipe, flexible hose can absorb the vibration, can prevent effectively that the pipe fitting from droing, splitting.

In one embodiment, the reservoir 3 is arranged at the bottom of the pump body assembly 2, while using a separate flexible hose connection, so that this solution allows to significantly reduce the radial dimensions of the compressor, reducing the vibrations transmitted by the compressor to the external pipes. In another embodiment, the reservoir 3 is disposed on the top of the pump body assembly 2, and is connected by a separate flexible hose, so that the radial dimension of the compressor can be also significantly reduced, and vibration transmitted to an external pipeline by the compressor is reduced, thereby improving the reliability of connection, buffering vibration, and reducing the risk of fracture of a connection portion.

However, the design is not limited thereto, and in other embodiments, the rotary compressor further includes a heat insulation member disposed in the liquid storage chamber, and a heat insulation space is formed between the heat insulation member and the partition member. Specifically, the compressor cavity and the liquid storage cavity of the rotary compressor are axially arranged, and the refrigerant in the liquid storage cavity is easily heated, which can cause the performance of the compressor to be reduced. Therefore, a heat insulation piece can be arranged in the liquid storage cavity, and a heat insulation space is formed between the heat insulation piece and the partition piece. The heat insulating space is a part of the liquid storage chamber, and a refrigerant flows through the heat insulating space. The heat insulation piece is designed in an inverted U shape, and can be fixedly connected with the second shell and also fixedly connected with the lower end cover, so that the heat insulation piece is not particularly limited. The position that the heat insulating part is close to the suction pipe with the muffler can leave the gap, and the refrigerant that gets into the stock solution chamber from the suction pipe can get into thermal-insulated space from this gap department, is in the refrigerant in the thermal-insulated space can be heated, because the refrigerant velocity of flow after being heated in the thermal-insulated space is slow, only less hot refrigerant can continue to flow out the thermal-insulated space from the gap department and flow into the cylinder from the muffler and compress, consequently, can guarantee rotary compressor's performance.

Additionally, the utility model discloses an in the embodiment, rotary compressor includes filter assembly, filter assembly locates the stock solution intracavity, perhaps locate in the suction tube, perhaps locate the suction tube stretches into the mouth of pipe department in stock solution chamber is used for the entering the refrigerant mixture in the stock solution intracavity filters. The rotary compressor comprises a gas-liquid separation assembly, wherein the gas-liquid separation assembly is arranged in the liquid storage cavity, or in the suction pipe, or at the pipe orifice of the suction pipe extending into the liquid storage cavity, and is used for performing gas-liquid separation on a refrigerant mixture entering the liquid storage cavity.

The above is only the optional embodiment of the utility model discloses a not consequently restriction the patent scope of the utility model, all be in the utility model discloses a under the design, utilize the equivalent structure transform that the content of the description and the attached drawing was made, or direct/indirect application all includes in other relevant technical field the utility model discloses a patent protection is within range.

Claims

1. A compressor, comprising:

a housing;

the pump body assembly is arranged on the shell and provided with an air outlet;

the liquid storage device is connected with the shell and is positioned at one end of the shell in the axial direction; and

and one end of the communicating pipe penetrates through the shell from outside to inside and is communicated with the air outlet, the other end of the communicating pipe is communicated with the liquid storage device, and the communicating pipe is a flexible hose.

2. The compressor of claim 1, further comprising an outlet tube, one end of the outlet tube being in communication with the accumulator.

3. The compressor of claim 2, wherein the outlet tube is a flexible hose.

4. A compressor according to any one of claims 1 to 3, wherein the flexible hose is externally wrapped with a layer of thermal insulation.

5. A compressor according to claim 4, wherein the insulation layer is provided with one or more layers.

6. The compressor of claim 4, wherein the thermal insulation layer is an air layer, a vacuum layer, or a thermal insulation material layer.

7. The compressor of claim 2, wherein the outer surface of the shell is provided with one or more fixing structures to which the communication pipe and/or the outlet pipe are fixed.

8. The compressor according to claim 7, wherein the fixing structure includes a fixing seat and a fixing ring connected to each other, the fixing seat is disposed on an outer surface of the shell, and the fixing ring is fitted over the communication pipe or the air outlet pipe.

9. The compressor of claim 7, wherein the outlet pipe extends in an axial direction of the housing.

10. The compressor as claimed in claim 9, wherein the outer side wall of the housing is provided with at least two fixing structures along the axial direction thereof, one of the fixing structures fixes one end of the outlet tube close to the liquid reservoir, and the other fixing structure fixes one end of the outlet tube far from the liquid reservoir.