CN215809496U - Air conditioner pipeline extension assembly - Google Patents
Air conditioner pipeline extension assembly Download PDFInfo
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- CN215809496U CN215809496U CN202121780226.XU CN202121780226U CN215809496U CN 215809496 U CN215809496 U CN 215809496U CN 202121780226 U CN202121780226 U CN 202121780226U CN 215809496 U CN215809496 U CN 215809496U
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- oil separator
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Abstract
An air conditioner pipeline extension component comprises a shell, a liquid storage tank and an oil separator, wherein a first liquid outlet pipe of the liquid storage tank is connected with a liquid outlet of the liquid storage tank, a second liquid outlet pipe of the liquid storage tank is connected with the first liquid outlet pipe of the liquid storage tank, a second liquid outlet pipe of the liquid storage tank is connected with a liquid outlet pipe opening of the liquid storage tank, a second liquid inlet pipe of the liquid storage tank is connected with the first liquid inlet pipe of the liquid storage tank, a first liquid inlet pipe of the liquid storage tank is connected with a liquid inlet pipe opening of the liquid storage tank, an air inlet pipe of the oil separator is connected with an air inlet pipe opening of the oil separator, a second air outlet pipe of the oil separator is connected with an air outlet of the oil separator, a second air outlet pipe of the oil separator is connected with a first air outlet pipe of the oil separator, an oil return pipe is connected with an oil return opening of the oil separator, and the oil return pipe is connected with a tank opening of the oil return pipe, the problem of air conditioner long connecting pipe compressor oil return difficulty is solved.
Description
Technical Field
The utility model relates to the field of air conditioner pipeline equipment in a machine room, in particular to an air conditioner pipeline extension assembly.
Background
For some communication or data rooms, because of the restriction of the room building, the connection pipes of the indoor and outdoor units of the air conditioner in the room have to adopt a lengthened pipeline design, and the refrigeration performance of the air conditioner is affected. When the indoor and outdoor unit connecting pipeline is too long, the circulation loop of the lubricating oil of the air-conditioning refrigeration compressor is longer, the oil return of the lubricating oil becomes more difficult, the oil shortage damage of the refrigeration compressor due to unsmooth oil return is increased, and in conclusion, the air-conditioning pipeline extension assembly is provided in the application to solve the problems.
SUMMERY OF THE UTILITY MODEL
Accordingly, the present invention is directed to an air conditioner duct extension assembly that solves the above problems.
Based on the above purpose, the utility model provides an air conditioner pipeline extension component, which comprises a shell, a liquid storage tank, an oil separator, a first liquid outlet pipe of the liquid storage tank, a second liquid outlet pipe of the liquid storage tank, a first liquid inlet pipe of the liquid storage tank, a second liquid inlet pipe of the liquid storage tank, an air inlet pipe of the oil separator, a first air outlet pipe of the oil separator, a second air outlet pipe of the oil separator and an oil return pipe, wherein the side surface of the shell is provided with an air outlet pipe orifice of the oil separator, an air inlet pipe orifice of the oil separator, a liquid outlet pipe orifice of the liquid storage tank and a liquid inlet pipe orifice of the liquid storage tank in sequence from top to bottom, the liquid storage tank and the oil separator are both arranged in the shell, the first liquid outlet pipe of the liquid storage tank is connected with a liquid outlet of the liquid storage tank, the second liquid outlet pipe of the liquid storage tank is connected with the first liquid outlet pipe of the liquid storage tank, the second liquid inlet pipe of the liquid storage tank is connected with a liquid inlet of the liquid storage tank, the oil separator is characterized in that a second liquid inlet pipe of the liquid storage tank is connected with a first liquid inlet pipe of the liquid storage tank, the first liquid inlet pipe of the liquid storage tank is connected with a liquid inlet pipe opening of the liquid storage tank, an air inlet pipe of the oil separator is connected with an air inlet pipe opening of the oil separator, a second air outlet pipe of the oil separator is connected with an air outlet of the oil separator, a second air outlet pipe of the oil separator is connected with a first air outlet pipe of the oil separator, a first air outlet pipe of the oil separator is connected with an air outlet pipe opening of the oil separator, an oil return pipe is connected with an oil return opening of the oil separator, and the oil return pipe is connected with an oil return pipe opening.
Preferably, a solenoid valve is arranged at the joint of the second liquid outlet pipe of the liquid storage tank and the first liquid outlet pipe of the liquid storage tank.
Preferably, a first one-way valve is arranged at the joint of the second liquid inlet pipe of the liquid storage tank and the first liquid inlet pipe of the liquid storage tank.
Preferably, a second one-way valve is arranged at the joint of the second air outlet pipe of the oil separator and the first air outlet pipe of the oil separator.
Preferably, a needle valve is arranged on the first liquid inlet pipe of the liquid storage tank.
From the above, it can be seen that the beneficial effects of the present invention are:
1. the utility model solves the problem of difficult oil return of the long connecting pipe compressor of the air conditioner through the action of the oil separator.
2. The utility model is internally provided with the liquid storage tank, thereby reducing the precision requirement on the on-site refrigerant filling quantity.
3. The liquid storage tank in the utility model integrates the electromagnetic valve and the one-way valve, when the air conditioner is shut down, the refrigerant in the liquid storage tank is locked in the liquid storage tank through the closing of the electromagnetic valve and the one-way action of the one-way valve, the one-way valve stops the refrigerant in the outdoor unit and the pipeline of the air conditioner, so that the situation that a large amount of refrigerant enters the evaporator of the indoor unit through the liquid pipe and the liquid impact fault of the compressor is caused when the air conditioner is restarted is prevented.
4. The utility model prevents the situation that the liquid supply of the evaporator is insufficient and the compressor is alarmed at low pressure and can not normally refrigerate due to low ambient temperature and short-time establishment of system condensation pressure after the air conditioner is restarted because a large amount of refrigerants of the indoor unit are migrated to the outdoor unit under low ambient temperature after the air conditioner is stopped.
5. The utility model integrates the oil separator, the liquid storage tank, the electromagnetic valve, the one-way valve and the connecting pipeline into a whole, has more compact structure, more convenient engineering installation, simple construction and higher efficiency.
6. The check valve of the outlet pipeline of the oil separator can prevent liquid refrigerant of the condenser from backflushing to the exhaust pipe of the compressor after the air conditioner is shut down, so that the air conditioner is restarted, and the liquid refrigerant is gasified in a large amount instantly to block the exhaust pipe, so that the air conditioner is shut down due to high pressure alarm.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 drawings without creative efforts.
FIG. 1 is a schematic external view of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention.
In the reference symbols: 1. a liquid storage tank; 2. a needle valve; 3. a second liquid inlet pipe of the liquid storage tank; 4. a first liquid outlet pipe of the liquid storage tank; 5. an electromagnetic valve; 6. a first check valve; 7. a first liquid inlet pipe of the liquid storage tank; 8. a second liquid outlet pipe of the liquid storage tank; 9. a liquid inlet pipe orifice of the liquid storage tank; 10. the mouth of the oil return pipe; 11. a liquid outlet pipe mouth of the liquid storage tank; 12. an oil separator air inlet pipe orifice; 13. an air outlet pipe orifice of the oil separator; 14. a first air outlet pipe of the oil separator; 15. an oil separator; 16. a second one-way valve; 17. an oil return pipe; 18. a second gas outlet pipe of the oil separator; 19. an oil separator inlet pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to specific embodiments and the accompanying drawings.
It is to be noted that technical terms or scientific terms used in the embodiments of the present invention should have the ordinary meanings as understood by those having ordinary skill in the art to which the present disclosure belongs, unless otherwise defined. The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather is used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.
Examples
Referring to fig. 1 and 2, an air conditioner pipeline extension assembly includes a housing, a liquid storage tank 1, an oil separator 15, a first liquid outlet pipe 4 of the liquid storage tank, a second liquid outlet pipe 8 of the liquid storage tank, a first liquid inlet pipe 7 of the liquid storage tank, a second liquid inlet pipe 3 of the liquid storage tank, an air inlet pipe 19 of the oil separator, a first air outlet pipe 14 of the oil separator, a second air outlet pipe 18 of the oil separator, and an oil return pipe 17, wherein an air outlet pipe opening 13 of the oil separator, an air inlet pipe opening 12 of the oil separator, a liquid outlet pipe opening 11 of the liquid storage tank, and a liquid inlet pipe opening 9 of the liquid storage tank are sequentially arranged above and below the side surface of the housing, the liquid storage tank 1 and the oil separator 15 are both arranged inside the housing, the liquid storage tank 1 stores a proper amount of refrigerant, so that the filling amount of the system refrigerant maintains a certain redundancy, the influence on the system performance due to too much or too little refrigerant filling amount is reduced, thereby reducing the precision requirement on the refrigerant filling amount in engineering, the oil separator 15 separates the gas refrigerant containing the lubricating oil discharged by the compressor, so that the lubricating oil can return to the position of the compressor needing lubrication in time, the lubricating oil of the compressor is prevented from entering the outdoor condenser along with the refrigerant, when the distance between the indoor and outdoor connecting pipes of the air conditioner is long, the lubricating oil can not normally return to the compressor in a short time, and the compressor is caused to have a fault due to oil shortage, the first liquid outlet pipe 4 of the liquid storage tank is connected with the liquid outlet of the liquid storage tank 1, the second liquid outlet pipe 8 of the liquid storage tank is connected with the first liquid outlet pipe 4 of the liquid storage tank, the second liquid outlet pipe 8 of the liquid storage tank is connected with the liquid outlet pipe orifice 11 of the liquid storage tank, the second liquid inlet pipe 3 of the liquid storage tank is connected with the liquid inlet of the liquid storage tank 1, the second liquid inlet pipe 3 of the liquid storage tank is connected with the first liquid inlet pipe 7 of the liquid storage tank, the first liquid inlet pipe 7 of the liquid storage tank is connected with the liquid inlet pipe orifice 9 of the liquid storage tank, and the air inlet pipe 19 of the oil separator 15 is connected with the air inlet of the oil separator, the oil separator air inlet pipe 19 is connected with the oil separator air inlet pipe opening 12, the oil separator second air outlet pipe 18 is connected with an air outlet of the oil separator 15, the oil separator second air outlet pipe 18 is connected with the oil separator first air outlet pipe 14, the oil separator first air outlet pipe 14 is connected with the oil separator air outlet pipe opening 13, the oil return pipe 17 is connected with an oil return opening of the oil separator 15, and the oil return pipe 17 is connected with an oil return pipe 17 tank opening.
As an improvement of the scheme, an electromagnetic valve 5 is arranged at the joint of the second liquid outlet pipe 8 of the liquid storage tank and the first liquid outlet pipe 4 of the liquid storage tank.
The joint of the second liquid inlet pipe 3 of the liquid storage tank and the first liquid inlet pipe 7 of the liquid storage tank is provided with a first check valve 6, the first check valve 6 and the electromagnetic valve 5 act together, after the air conditioner is shut down, part of refrigerants are locked in the liquid storage tank 1, and the situation that under the working condition of low ambient temperature, most refrigerants of the indoor unit are moved to the outdoor unit due to low temperature to cause insufficient refrigerant supply of an evaporator of the indoor unit when the air conditioner is started again can be prevented, the suction pressure of the compressor is low, the low-pressure warning protection of the compressor is generated, and the safe operation of the air conditioner is influenced.
As an improvement of the above scheme, a second check valve 16 is arranged at the joint of the second air outlet pipe 18 of the oil separator and the first air outlet pipe 14 of the oil separator, when the installation position of the outdoor unit of the air conditioner is higher than that of the indoor unit, the liquid refrigerant in the outdoor unit can be prevented from flowing back to enter the oil separator 15 due to the shutdown of the air conditioner, and when the air conditioner is started again, the liquid refrigerant in the oil separator 15 is instantly gasified by high-temperature exhaust of the compressor, so that the oil separator 15 and the exhaust pipe are blocked by a large amount of instantly generated gaseous refrigerants, thereby causing high-pressure alarm of the air conditioner and influencing the safe operation of the air conditioner.
As an improvement scheme of the scheme, a needle valve 2 is arranged on a first liquid inlet pipe 7 of the liquid storage tank.
The working process is as follows: the compressor exhaust pipe of the indoor unit of the machine room air conditioner is connected with the air inlet pipe orifice 12 of the oil separator, the air outlet pipe orifice 13 of the oil separator is connected with the air inlet pipe of the outdoor unit of the machine room air conditioner, the liquid outlet pipe of the outdoor unit is connected with the liquid inlet pipe orifice 9 of the liquid storage tank, the liquid outlet pipe orifice 11 of the liquid storage tank is connected with the liquid inlet pipe of the indoor unit, and the pipe orifice 10 of the oil return pipe is connected with the air suction pipe of the compressor. High-temperature high-pressure exhaust gas of a compressor enters an oil separator 15, under the action of the oil separator 15, the refrigeration oil of the compressor is separated from high-temperature high-pressure refrigerant gas, the separated refrigeration oil returns to the compressor through an oil return pipe 17 to ensure normal lubrication of the compressor, the separated high-temperature high-pressure refrigerant gas enters an outdoor condenser through an air outlet pipe opening 13 of the oil separator and a connecting pipeline of an indoor unit and an outdoor unit, the high-temperature high-pressure refrigerant gas is condensed in the outdoor condenser to become medium-pressure medium-temperature liquid refrigerant, the medium-temperature medium-pressure liquid refrigerant enters a liquid storage tank 1 through an indoor unit connecting pipe and a liquid inlet pipe opening 9 of the liquid storage tank, the liquid refrigerant in the liquid storage tank 1 enters an indoor unit evaporator through a liquid outlet pipe opening 11 of the liquid storage tank to be evaporated and heat exchanged and then becomes low-pressure low-temperature gaseous refrigerant, the gaseous refrigerant is compressed by the compressor and then becomes high-temperature high-pressure gaseous refrigerant to enter the oil separator 15 through an air inlet pipe opening 12 of the oil separator to complete a process And (5) performing secondary circulation.
In the previous description, numerous specific details were set forth in order to provide a thorough understanding of the present invention. The foregoing description is only a preferred embodiment of the utility model, which can be embodied in many different forms than described herein, and therefore the utility model is not limited to the specific embodiments disclosed above. And that those skilled in the art may, using the methods and techniques disclosed above, make numerous possible variations and modifications to the disclosed embodiments, or modify equivalents thereof, without departing from the scope of the claimed embodiments. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the scope of the technical solution of the present invention.
Claims (5)
1. An air conditioner duct extension assembly, comprising:
the oil separator comprises a shell, wherein an oil separator air outlet pipe orifice (13), an oil separator air inlet pipe orifice (12), a liquid storage tank liquid outlet pipe orifice (11) and a liquid storage tank liquid inlet pipe orifice (9) are sequentially arranged on the upper right and the lower right of the side surface of the shell;
the oil separator comprises a liquid storage tank (1) and an oil separator (15), wherein the liquid storage tank (1) and the oil separator (15) are both arranged inside a shell;
the liquid storage tank comprises a liquid storage tank first liquid outlet pipe (4) and a liquid storage tank second liquid outlet pipe (8), wherein the liquid storage tank first liquid outlet pipe (4) is connected with a liquid outlet of the liquid storage tank (1), the liquid storage tank second liquid outlet pipe (8) is connected with the liquid storage tank first liquid outlet pipe (4), and the liquid storage tank second liquid outlet pipe (8) is connected with a liquid outlet pipe opening (11) of the liquid storage tank;
the liquid storage tank comprises a first liquid storage tank liquid inlet pipe (7) and a second liquid storage tank liquid inlet pipe (3), wherein the second liquid storage tank liquid inlet pipe (3) is connected with a liquid inlet of the liquid storage tank (1), the second liquid storage tank liquid inlet pipe (3) is connected with the first liquid storage tank liquid inlet pipe (7), and the first liquid storage tank liquid inlet pipe (7) is connected with a liquid inlet pipe opening (9) of the liquid storage tank;
the oil separator air inlet pipe (19) is connected with an air inlet of the oil separator (15), and the oil separator air inlet pipe (19) is connected with an oil separator air inlet pipe opening (12);
the oil separator comprises a first oil separator air outlet pipe (14) and a second oil separator air outlet pipe (18), wherein the second oil separator air outlet pipe (18) is connected with an air outlet of an oil separator (15), the second oil separator air outlet pipe (18) is connected with the first oil separator air outlet pipe (14), and the first oil separator air outlet pipe (14) is connected with an oil separator air outlet pipe opening (13); and
the oil return pipe (17), the oil return pipe (17) is connected with the oil return port of the oil separator (15), and the oil return pipe (17) is connected with the tank opening of the oil return pipe (17).
2. An air-conditioning duct extension assembly according to claim 1, characterized in that a solenoid valve (5) is provided at the junction of the second outlet pipe (8) of the liquid storage tank and the first outlet pipe (4) of the liquid storage tank.
3. An air-conditioning pipe extension assembly according to claim 1, characterized in that a first one-way valve (6) is arranged at the connection of the second liquid inlet pipe (3) of the liquid storage tank and the first liquid inlet pipe (7) of the liquid storage tank.
4. An air conditioner pipeline extension assembly according to claim 1, wherein a second one-way valve (16) is arranged at the joint of the oil separator second outlet pipe (18) and the oil separator first outlet pipe (14).
5. An air-conditioning pipe extension assembly according to claim 1, characterized in that the first inlet pipe (7) of the liquid storage tank is provided with a needle valve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121780226.XU CN215809496U (en) | 2021-08-02 | 2021-08-02 | Air conditioner pipeline extension assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121780226.XU CN215809496U (en) | 2021-08-02 | 2021-08-02 | Air conditioner pipeline extension assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215809496U true CN215809496U (en) | 2022-02-11 |
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ID=80127499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121780226.XU Active CN215809496U (en) | 2021-08-02 | 2021-08-02 | Air conditioner pipeline extension assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215809496U (en) |
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2021
- 2021-08-02 CN CN202121780226.XU patent/CN215809496U/en active Active
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