Heat supply apparatus

Abstract

A heat supply apparatus comprises: a compressor compressing refrigerant; a first heat exchanger connected to the compressor and exchanging heat between refrigerant and water; a second heat exchanger connected to the compressor and exchanging heat between refrigerant and air; and a gas-liquid separator separating refrigerant into gaseous refrigerant and liquid refrigerant, the gas-liquid separator including: a housing; and a penetration pipe passing through sides of the housing and including an inlet flow path through which mixed refrigerant flows in and an outlet flow path through which gaseous refrigerant flows out, and the penetration pipe including: a first connecting hole formed on a surface and connecting the inlet flow path and the inside of the housing; a second connecting hole formed on a surface and connecting the outlet flow path and the inside of the housing; and a separation plate partitioning the inlet flow path and the outlet flow path.

What is claimed is: 
     
         1 . An apparatus comprising:
 a compressor that compresses refrigerant;   a first heat exchanger that is connected to the compressor through a refrigerant pipe and that exchanges heat between refrigerant and water;   a second heat exchanger that is connected to the compressor through the refrigerant pipe and that exchanges heat between refrigerant and air; and   a gas-liquid separator that receives refrigerant and separates the received refrigerant into gaseous refrigerant and liquid refrigerant,   wherein the gas-liquid separator includes:
 a housing; and 
 a pipe that passes through a first side and a second side of the housing, and 
   wherein the pipe includes:
 an inlet flow path through which refrigerant flows into the pipe; 
 an outlet flow path through which refrigerant flows out of the pipe; 
 at least one first connecting hole in a circumferential surface of the pipe, the first connecting hole fluidly connecting the inlet flow path and an inside of the housing; 
 at least one second connecting hole in the circumferential surface of the pipe, the second connecting hole fluidly connecting the outlet flow path and the inside of the housing; and 
 a separation plate that is positioned to partition the inlet flow path and the outlet flow path. 
   
     
     
         2 . The apparatus of  claim 1 , wherein the pipe is a single pipe penetrating the housing in one direction, and the pipe is fixed to the housing. 
     
     
         3 . The apparatus of  claim 1 , wherein the first connecting hole is provided on a first side of the circumferential surface of the pipe, and the second connecting hole is provided on a second side of the circumferential surface of the pipe, such that the first connecting hole and the second connecting hole open in different directions. 
     
     
         4 . The apparatus of  claim 1 ,
 wherein the first connecting hole is provided on a first side of the circumferential surface of the pipe, and the second connecting hole is provided on a second side of the circumferential surface of the pipe, and   wherein the separation plate is inclined downward from the second side of the pipe on which the second connecting hole is provided toward the first side of the pipe on which the first connecting hole is provided.   
     
     
         5 . The apparatus of  claim 1 , wherein the separation plate is a section of the pipe that is cut and bent toward an inside of the pipe. 
     
     
         6 . The apparatus of  claim 5 , wherein a shape of the first connecting hole corresponds to a shape of the separation plate. 
     
     
         7 . The apparatus of  claim 1 , wherein an outer edge of the separation plate is in close contact with an inner surface of the pipe, and the separation plate separates the inlet flow path from the outlet flow path. 
     
     
         8 . The apparatus of  claim 1 , wherein an area of the first connecting hole is larger than an area of a horizontal cross section of the pipe. 
     
     
         9 . The apparatus of  claim 1 , wherein an area of the second connecting hole is larger than an area of a horizontal cross section of the pipe. 
     
     
         10 . The apparatus of  claim 1 , wherein the at least one first connecting hole includes a plurality of the first connecting holes formed on the circumferential surface of the pipe. 
     
     
         11 . The apparatus of  claim 1 , wherein the at least one second connecting hole includes a plurality of the second connecting holes formed on the circumferential surface of the pipe. 
     
     
         12 . The apparatus of  claim 1 , wherein the pipe includes an oil hole located inside the housing and located downstream of the second connecting hole in a refrigerant flow path. 
     
     
         13 . The apparatus of  claim 1 , wherein the first connecting hole is located upstream of the second connecting hole in a refrigerant flow path. 
     
     
         14 . A gas-liquid separator, comprising:
 a housing that defines an inner space; and   a pipe that passes through the housing and includes an inlet flow path through which refrigerant is received and an outlet flow path through which refrigerant flows out of the gas-liquid separator,   wherein the pipe includes:
 at least one first connecting hole formed on a circumferential surface of the pipe to connect the inlet flow path and the inner space of the housing; 
 at least one second connecting hole formed on the circumferential surface of the pipe to connect the outlet flow path and the inner space of the housing; and 
 a separation plate positioned to partition the inlet flow path and the outlet flow path. 
   
     
     
         15 . The gas-liquid separator of  claim 14 ,
 wherein the housing includes a drain pipe through which refrigerant is discharged from the inner space of the housing, and   wherein the drain pipe is disposed to discharge refrigerant collected in a lower part of the inner space of the housing.   
     
     
         16 . The gas-liquid separator of  claim 14 , wherein the first connecting hole is provided on a first side of the circumferential surface of the pipe, and the second connecting hole is provided on a second side of the circumferential surface of the pipe, such that the first connecting hole and the second connecting hole open in different directions. 
     
     
         17 . The gas-liquid separator of  claim 16 , wherein the separation plate is inclined downward from the second side of the pipe on which the second connecting hole is provided toward the first side of the pipe on which the first connecting hole is provided. 
     
     
         18 . The gas-liquid separator of  claim 14 , wherein the separation plate is a section of the circumferential surface of the pipe that is cut and bent toward an inside of the pipe, and an outer edge of the separation plate contacts an inner surface of the pipe to seal the inside of the pipe between the first connecting hole and the second connecting hole. 
     
     
         19 . The gas-liquid separator of  claim 14 , wherein the pipe includes at least one of:
 a plurality of the first connecting holes formed on the circumferential surface of the pipe, or   a plurality of the second connecting holes formed on the circumferential surface of the pipe.   
     
     
         20 . An apparatus, comprising:
 a first heat exchanger that exchanges heat between refrigerant and water;   a second heat exchanger that exchanges heat between refrigerant and air; and   a gas-liquid separator that receives mixed-state refrigerant and separates the mixed state refrigerant into gaseous refrigerant and liquid refrigerant,   wherein the gas-liquid separator includes:
 a housing; and 
 a pipe that passes through the housing, 
   wherein the pipe includes:
 a circumferential wall defining a passage in which refrigerant flows; 
 a first hole and a second hole extending through the circumferential wall to fluidly connect respective sections of the passage and an inside of the housing; and 
   wherein the passage is blocked between the first hole and the second hole.