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Gas-liquid separator and air conditioner comprising gas-liquid separator

A gas-liquid separator and oil-liquid technology, applied in the field of separators, can solve problems such as reducing system energy efficiency, increasing system pressure loss, and increasing enterprise costs, and achieve the effects of increasing accommodation space, reducing pressure loss, and reducing costs

Active Publication Date: 2015-03-25
GREE ELECTRIC APPLIANCES INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0002] The internal structure of the current gas-liquid separator is as attached figure 1 , the small amount of oil at the bottom is mainly brought back to the compressor through the oil return hole 31' at the bottom of the oil return pipe 30' using the flow rate inside the oil return pipe 30', that is, a small amount of refrigerated oil at the bottom enters the U-shaped pipe through the oil return hole, accompanied by The high-speed flow of refrigerant returns to the compressor from the oil outlet pipe 20'. In this structure, a U-shaped pipe needs to be added inside the gas-liquid separator, and the suction pipe with U-shaped pipe increases the pressure of the system. loss, reducing the energy efficiency of the system
Moreover, an existing gas-liquid separator is usually only suitable for one compressor, and using a gas-liquid separator in a large-scale refrigeration system requires the use of many gas-liquid separators, which increases the cost of the enterprise

Method used

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  • Gas-liquid separator and air conditioner comprising gas-liquid separator
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Embodiment Construction

[0021] The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, but the present invention can be implemented in many different ways defined and covered by the claims.

[0022] see figure 2 As shown, the gas-liquid separator in the refrigeration system is to separate a small amount of incompletely evaporated refrigerant returned from the evaporator of the system, so as to ensure that the compressor does not absorb liquid refrigerant and cause liquid shock, thereby avoiding liquid shock of the compressor phenomenon and damage. According to an embodiment of the present invention, the gas-liquid separator includes a housing 10, a plurality of air outlet pipes 20 and an oil return pipe 30, wherein the housing 10 is surrounded to form a housing cavity 11, and a plurality of air outlet pipes 20 are arranged on the housing 10 , and communicate with the housing chamber 11, used to transport the gaseous refrigerant inside ...

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Abstract

The invention provides a gas-liquid separator and an air conditioner comprising the gas-liquid separator. The gas-liquid separator comprises a shell (10), a plurality of gas outlet pipes (20) and an oil return pipeline (30), wherein a containing cavity (11) is formed by the shell (10) in an encircling mode; the gas outlet pipes (20) are arranged on the shell (10) and communicated with the containing cavity (11); the oil return pipeline (30) is arranged outside the shell (10), and comprises a main pipeline (32) and a plurality of branch pipelines (31), the main pipeline (32) is communicated with the containing cavity (11), and the branch pipelines (31) are communicated with the gas outlet pipes (20) in a one-to-one correspondence mode. According to the invention, the pressure loss of the gas-liquid separator can be reduced, the gas-liquid separator is applicable to a large refrigeration system, and the cost of enterprises is reduced.

Description

technical field [0001] The invention relates to the field of separators, in particular to a gas-liquid separator and an air conditioner including the gas-liquid separator. Background technique [0002] The internal structure of the current gas-liquid separator is as attached figure 1 , the small amount of oil at the bottom is mainly brought back to the compressor through the oil return hole 31' at the bottom of the oil return pipe 30' using the flow rate inside the oil return pipe 30', that is, a small amount of refrigerated oil at the bottom enters the U-shaped pipe through the oil return hole, accompanied by The high-speed flow of refrigerant returns to the compressor from the oil outlet pipe 20'. In this structure, a U-shaped pipe needs to be added inside the gas-liquid separator, and the suction pipe with U-shaped pipe increases the pressure of the system. loss, reducing the energy efficiency of the system. Moreover, an existing gas-liquid separator is usually only sui...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F25B43/02
CPCF25B43/02
Inventor 吴家威李金奎张宁齐方成熊凯
Owner GREE ELECTRIC APPLIANCES INC