CN211874690U

CN211874690U - Compressor and air conditioner

Info

Publication number: CN211874690U
Application number: CN202020415022.5U
Authority: CN
Inventors: 满林香
Original assignee: Beihai Vocational College
Current assignee: Beihai Vocational College
Priority date: 2020-03-27
Filing date: 2020-03-27
Publication date: 2020-11-06
Anticipated expiration: 2030-03-27

Abstract

The utility model discloses an air conditioner of compressor and applied this compressor, this compressor include the host computer, and this host computer has air inlet and gas outlet, and low temperature low pressure refrigerant gas gets into the host computer by the air inlet, and the host computer compresses the back to it, forms high temperature highly compressed refrigerant gas to outwards discharge by the gas outlet. The separating cylinder of the gas-liquid separating component is provided with a separating cavity, an air outlet and a backflow port which are communicated with the separating cavity, the separating cavity is communicated with the air outlet, the air outlet is arranged above the backflow port, and the backflow valve is communicated with the backflow port and the cavity at the lower part of the main machine. The utility model discloses technical scheme makes lubricating oil in the refrigerant collect in the separation chamber bottom of separator tube through adopting the separator tube to reduce the oil content in the circulating line, improved the heat exchanger heat exchange efficiency and the complete machine performance of air conditioner.

Description

Compressor and air conditioner

Technical Field

The utility model relates to an air conditioner technical field, in particular to compressor and air conditioner.

Background

At present, a compressor in an air conditioner basically does not need lubricating oil, and the lubricating oil of the compressor can play a role in sealing a compression cavity besides lubricating a moving part and reducing heat generated by friction.

In the related art, refrigerant gas in the compressor inevitably carries a part of lubricating oil into the cylinder when passing through the cylinder, and in addition, other factors in the compressor can also cause another part of lubricating oil to enter the refrigerant gas, and the lubricating oil finally enters a pipeline of the whole refrigeration cycle along with the exhaust of the compressor, so when the adhesion of the lubricating oil on the pipeline exceeds a certain amount, the heat exchange performance of the heat exchanger can be obviously reduced, and in serious cases, the throttling component can be blocked, and the normal work of the air conditioner is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a compressor aims at reducing the oil content in the circulating line, improves the heat exchanger heat exchange efficiency and the complete machine performance of air conditioner.

In order to achieve the above object, the present invention provides a compressor, including:

a main body having an air inlet and an air outlet; and

the gas-liquid separation subassembly, the gas-liquid separation subassembly includes a separation section of thick bamboo and reflux valve, the separation section of thick bamboo is formed with the separation chamber and communicates the gas vent and the backward flow mouth in separation chamber, the separation chamber intercommunication the gas outlet, the gas vent is located the top of backward flow mouth, the reflux valve intercommunication the backward flow mouth with the host computer.

Optionally, the gas-liquid separation assembly further includes a flow guide member, and the flow guide member is disposed in the separation chamber and is disposed in a flared shape facing one side of the exhaust port.

Optionally, the gas-liquid separation assembly further includes a bottom plate, the bottom plate is connected to one side of the flow guide member away from the exhaust port, and a plurality of through holes penetrating through two opposite surfaces of the flow guide member are formed in the bottom plate.

Optionally, the backflow valve comprises a valve body, a valve core and an elastic part, the valve body is provided with an installation cavity, a high-pressure air inlet and a low-pressure air inlet which are communicated with the installation cavity, and the valve core is provided with a connecting channel;

the high-pressure air inlet is communicated with the return port, the low-pressure air inlet is communicated with the air inlet, the valve core is accommodated in the installation cavity, and the elastic part is connected with the valve body and the valve core;

the high-pressure air inlet provides pressure to enable the valve core to seal the return port and the host machine, or the elastic piece provides elastic force to enable the connecting channel to communicate the return port and the host machine.

Optionally, the backflow valve further includes two limiting blocks, the two limiting blocks are disposed on two opposite sides of the valve core, and the valve core slides in the installation cavity and can abut against the limiting blocks.

Optionally, the backflow valve further comprises a sealing ring, and the sealing ring is arranged between the valve core and the valve body.

Optionally, the valve body includes a body and two end covers, the two end covers cover opposite ends of the body and enclose with the body to form the installation cavity, the high-pressure air inlet is disposed in one of the end covers, and the low-pressure air inlet is disposed in the other end cover.

The utility model also provides an air conditioner, include as above the compressor.

The utility model discloses technical scheme makes lubricating oil in the refrigerant collect in the separation chamber bottom of separator tube through adopting the separator tube to reduce the oil content in the circulating line, improved the heat exchanger heat exchange efficiency and the complete machine performance of air conditioner. The utility model discloses well compressor includes the host computer, and this host computer has air inlet and gas outlet, and low temperature low pressure refrigerant gas gets into the host computer by the air inlet, and the host computer compresses the back to it, forms high temperature highly compressed refrigerant gas to outwards discharge by the gas outlet. The separating cylinder of the gas-liquid separating component is provided with a separating cavity, an air outlet and a backflow port which are communicated with the separating cavity, the separating cavity is communicated with the air outlet, the air outlet is arranged above the backflow port, and the backflow valve is communicated with the backflow port and the host machine.

The utility model discloses in, get into the separation chamber by the gas outlet when the refrigerant gas, because the effect of centrifugal force and gravity, lubricating oil among the refrigerating gas can collect to the separation chamber bottom, and the refrigerating gas after the separation lubricating oil then gets into circulation pipeline by the gas vent in, so can show the lubricated oil mass that reduces the heat exchanger surface attached to the air conditioner to promote the heat exchanger heat exchange efficiency and the complete machine performance of air conditioner. Meanwhile, the return port communicates with the host computer through the return valve in this application, namely, the lubricating oil in the separation intracavity flows back to the host computer again through the effect of switching on of return valve, so can guarantee that the compressor can normally work for a long time.

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 schematic structural diagram of an embodiment of a compressor according to the present invention;

FIG. 2 is a side view of the gas-liquid separation assembly of FIG. 1;

FIG. 3 is a top view of the gas-liquid separation assembly shown in FIG. 2;

FIG. 4 is a cross-sectional view of the valve cartridge of the embodiment of the gas-liquid separation assembly shown in FIG. 2 with the return port and the main unit open;

FIG. 5 is a cross-sectional view of the valve cartridge of the gas-liquid separation assembly of FIG. 2 sealing off the return port from the main unit;

FIG. 6 is a cross-sectional view of another embodiment of the gas-liquid separation assembly shown in FIG. 2;

FIG. 7 is a cross-sectional view of yet another embodiment of the gas-liquid separation assembly shown in FIG. 2;

FIG. 8 is a cross-sectional view of yet another embodiment of the gas-liquid separation assembly shown in FIG. 2.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Compressor with a compressor housing having a plurality of compressor blades	221b	High pressure air inlet
100	Main unit	221c	Low-pressure air inlet
				100a	Air inlet		2211	Body
100b	Air outlet		2212						End cap
				200	Gas-liquid separation assembly	222	Valve core
210	Separating cylinder	222a	Connecting channel
				210a	Separation chamber		223		Elastic piece
210b	Exhaust port		224					Limiting block
				210c	Return port		225		Sealing ring
220	Return valve	230	Flow guiding piece
				221	Valve body	240	Base plate
221a	Mounting cavity

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment 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 drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly 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 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.

Referring to fig. 1 the present invention provides a compressor 10.

In the embodiment of the present invention, the compressor 10 includes:

a main body 100, the main body 100 having an air inlet 100a and an air outlet 100 b; and

the gas-liquid separation assembly 200 comprises a separation cylinder 210 and a reflux valve 220, wherein a separation cavity 210a, an air outlet 210b and a reflux port 210c which are communicated with the separation cavity 210a are formed in the separation cylinder 210, the separation cavity 210a is communicated with the air outlet 100b, the air outlet 210b is arranged above the reflux port 210c, and the reflux valve 220 is communicated with the reflux port 210c and the host 100.

The utility model discloses technical scheme makes lubricating oil in the refrigerant collect in the separation chamber 210a bottom of separator 210 through adopting separator 210 to reduce the oil content in the circulating line, improved the heat exchanger heat exchange efficiency and the complete machine performance of air conditioner. The utility model discloses well compressor 10 includes host computer 100, and this host computer 100 has air inlet 100a and gas outlet 100b, and low temperature low pressure refrigerant gas gets into host computer 100 by air inlet 100a, and after host computer 100 compressed it, forms high temperature highly compressed refrigerant gas to outwards discharge by gas outlet 100 b. The separation tube 210 of the gas-liquid separation module 200 has a separation chamber 210a, an exhaust port 210b and a return port 210c communicating with the separation chamber 210a, the separation chamber 210a communicates with the gas outlet 100b, the exhaust port 210b is provided above the return port 210c, and the return valve 220 communicates with the return port 210c and the main unit 100.

Specifically, in an embodiment of the utility model, when the refrigerant gas gets into the separation chamber 210a by gas outlet 100b, because the effect of centrifugal force and gravity, lubricating oil among the refrigerating gas can collect to separation chamber 210a bottom, and the refrigerating gas after the separation lubricating oil then gets into the circulating line by gas vent 210b in, so can show the lubricating oil volume that reduces attached to the heat exchanger surface of air conditioner to promote the heat exchanger heat exchange efficiency and the complete machine performance of air conditioner. Meanwhile, the return port 210c communicates with the main unit 100 through the return valve 220, that is, the lubricating oil in the separation chamber 210a returns to the main unit 100 again through the conduction function of the return valve 220, so that the compressor can be ensured to normally work for a long time.

In an embodiment of the present invention, the gas-liquid separation module 200 further includes a flow guiding member 230, wherein the flow guiding member 230 is disposed in the separation chamber 210a and is disposed in a flaring shape toward one side of the gas outlet 210 b. Specifically, the utility model discloses well water conservancy diversion spare 230 is made by metal material, and it wholly is the toper setting, and the flaring is towards gas vent 210b one side, so lubricating oil in the gas that flows over by gas outlet 100b under the effect of centrifugal force gradually, separates to the water conservancy diversion spare 230 wall in the gas to finally collect the separation chamber 210a bottom under gravity and air current effect. The bottom plate 240 disposed at the lower end of the guide member 230 has an effect of stabilizing the rotational airflow, and the through hole of the bottom plate 240 enables the lubricant oil collected at the bottom of the separation chamber 210a to flow into the return hole 210c and finally flow back into the main unit 100, thereby ensuring that the compressor can normally operate for a long time.

It is understood that, when the main unit 100 is operated, in order to secure a pressure value inside the main unit 100, the refrigerant gas can be discharged to the outside only through the discharge port 210b, that is, the discharge port 210b of the separation cylinder 210 is in an open state, and the return port 210c is in a closed state. When the main unit 100 does not operate, the exhaust port 210b and the return port 210c are both in an open state, so that the lubricant in the separation chamber 210a can return to the main unit 100. Therefore the utility model discloses a set up the backwash valve 220 for the backward flow mouth 210c can be the state of opening or closing according to the operating condition of host computer 100, has so guaranteed host computer 100's performance.

Referring to fig. 2 to 5, in an embodiment of the present invention, the backflow valve 220 includes a valve body 221, a valve core 222, and an elastic member 223. The valve body 221 is disposed in a cylindrical shape, and is formed with an installation cavity 221a having a circular cross section, a high pressure inlet 221b and a low pressure inlet 221c communicating with the installation cavity 221a are disposed at two ends of the valve body 221, the high pressure inlet 221b is communicated with the return port 210c through a pipeline, and the low pressure inlet 221c is communicated with the inlet 100a through a pipeline. The valve core 222 is accommodated in the installation cavity 221a and is opened with a connection passage 222 a. The elastic member 223 is a spring that connects the valve body 221 and the valve core 222.

Referring to fig. 4, in this state, the main unit 100 is in a standby state, that is, the pressures of the inlet 100a and the outlet 100b of the main unit 100 are in a balanced state, the valve element 222 is mainly subjected to the elastic force from the elastic member 223, and under the elastic force, the valve element 222 is pushed to the right side of the valve body 221, so that the connection passage 222a connects the return port 210c and the lower cavity of the main unit 100, and the lubricating oil collected at the bottom of the separation cavity 210a can flow back to the main unit 100 under the action of gravity.

Referring to fig. 5, in this state, the main unit 100 is in a working state, at this time, the pressure of the air inlet 100a of the main unit 100 is lower than the pressure of the air outlet 100b, at this time, the pressure difference between the two sides of the valve element 222 overcomes the elastic force of the elastic member 223, so that the valve element 222 slides towards the left side of the valve body 221, and the outer side surface of the valve element 222 respectively blocks the communication channel between the return port 210c and the lower cavity of the main unit 100, thus ensuring that the gas carrying the lubricating oil flowing from the air outlet 100b can perform a normal gas-liquid separation function in the separation.

As can be seen from the above process, the utility model discloses a reflux valve 220 simple structure to case 222 comes from the resilience force that elastic component 223 nature and the pressure differential of host computer 100 during operation in gliding power of installation cavity 221a, so need not to set up other drive mechanism, has saved the energy consumption of compressor 10 to a great extent, further improves the work efficiency of compressor 10.

Referring to fig. 4, 6, 7 and 8 in combination, in the embodiment shown in fig. 4 and 6, the high pressure gas inlet 221b is communicated with the installation cavity 221a through a pipeline, so that the high pressure gas can push the valve core 222 to the left, and in the embodiment shown in fig. 7 and 8, the connection channel 222a in the valve core 222 comprises a first section and a second section which are communicated, the first section extends in the circumferential direction of the valve body 221 and is used for communicating the return port 210c with the lower cavity of the main machine 100, the second section extends in the axial direction of the valve body 221 and is arranged at an included angle of 90 ° with the first section, that is, the connection channel 222a is integrally arranged in a "T" shape, so that the high pressure gas enters the right side of the installation cavity 221a through the connection channel 222a and pushes the valve core 222 to the left side of the valve body 221, and the.

Referring to fig. 2, 4, 6, 7, and 8, in the embodiment shown in fig. 4 and 7, the channel pipe of the valve body 221 connects the return port 210c and the lower cavity of the main unit 100, as shown in fig. 2, the two pipes are disposed at an angle of 90 °, so that the connecting channel 222a is a half-through valve core 222, and in the embodiment shown in fig. 6 and 8, the pipe is disposed at an angle of 180 °, so that the connecting channel 222a penetrates through two opposite sides of the valve core 222 along the radial direction of the valve core 222. The layout of the pipeline of the valve body 221 is more flexible, so that the installation of the reflux valve 220 is more convenient.

In an embodiment of the present invention, the backflow valve 220 further includes two stoppers 224, two stoppers 224 are disposed on two opposite sides of the valve core 222, and the valve core 222 slides in the installation cavity 221a and can abut against the stoppers 224. The utility model discloses a set up stopper 224 for case 222 under the effect of air pressure and elasticity can be accurate stop in predetermined position.

In an embodiment of the present invention, the backflow valve 220 further includes a sealing ring 225, and the sealing ring 225 is disposed between the valve core 222 and the valve body 221. The sealing ring 225 is made of elastic silicon rubber material, the outer surface of the valve core 222 is sleeved with the sealing ring 225, the sealing ring 225 is elastically abutted against the cavity side wall of the installation cavity 221a, and by arranging the sealing ring 225, high-pressure gas is prevented from flowing to one side of the return opening 210c, and the lubricating oil is ensured to return under the action of gravity.

In an embodiment of the present invention, the valve body 221 includes a body 2211 and two end caps 2212, two end caps 2212 cover the two opposite ends of the body 2211, and form the installation cavity 221a with the body 2211, the high-pressure air inlet 221b is disposed on one of the end caps 2212, and the low-pressure air inlet 221c is disposed on the other of the end caps 2212. In this application, end cap 2212 can be connected in the relative both ends of body 2211 through screw or welded mode, and the dismouting of valve body 221 is comparatively convenient simple like this.

The utility model discloses still provide an air conditioner, this air conditioner includes compressor 10, and above-mentioned embodiment is referred to this compressor 10's concrete structure, because this air conditioner has adopted the whole technical scheme of above-mentioned all embodiments, consequently has all beneficial effects that the technical scheme of above-mentioned embodiment brought at least, no longer gives unnecessary detail here.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A compressor, comprising:

a main body having an air inlet and an air outlet; and

2. The compressor of claim 1, wherein the gas-liquid separation assembly further comprises a flow guide member disposed in the separation chamber and flared toward a side of the discharge port.

3. The compressor of claim 2, wherein the gas-liquid separation assembly further comprises a bottom plate connected to a side of the flow guide facing away from the gas outlet and defining a plurality of through holes extending through opposite surfaces thereof.

4. The compressor according to any one of claims 1 to 3, wherein the return valve includes a valve body, a valve core, and an elastic member, the valve body is formed with a mounting cavity and a high pressure inlet and a low pressure inlet communicating with the mounting cavity, and the valve core is opened with a connecting passage;

5. The compressor of claim 4, wherein the return valve further includes two stoppers disposed on opposite sides of the valve core, and the valve core slides in the mounting cavity and can abut against the stoppers.

6. The compressor of claim 4, wherein the return valve further comprises a seal disposed between the valve core and the valve body.

7. The compressor of claim 4, wherein said valve body includes a body and two end caps, said end caps covering opposite ends of said body and enclosing said body to form said mounting cavity, said high pressure inlet port being provided in one of said end caps, and said low pressure inlet port being provided in the other of said end caps.

8. An air conditioner characterized by comprising the compressor according to any one of claims 1 to 7.