Vehicle heat exchange module

Abstract

The present invention relates to a vehicle heat exchange module. The vehicle heat exchange module used in a gas injection system according to an embodiment of the present invention comprises a water cooling-type condenser, a receiver dryer, a first heat exchanger, and a second heat exchanger that can be combined, in this order, into a single module to form a refrigerant flow path.

1 . A vehicle heat exchange module comprising a water-cooled condenser, a receiver dryer, a first heat exchanger, and a second heat exchanger, which are used in a gas injection system,
 wherein the water-cooled condenser, the receiver dryer, the first heat exchanger, and the second heat exchanger are sequentially coupled into a single module to form a refrigerant flow path.   
     
     
         2 . The vehicle heat exchange module of  claim 1 , wherein the receiver dryer branches a refrigerant flow path, and
 one end is connected to the first heat exchanger and the other end is connected to an expansion valve.   
     
     
         3 . The vehicle heat exchange module of  claim 2 , wherein the receiver dryer includes:
 an inlet provided at one end of the receiver dryer and connected to the water-cooled condenser;   a first branch part branched at the other end and connected to the first heat exchanger; and   a second branch part branched at the other end and connected to the expansion valve.   
     
     
         4 . The vehicle heat exchange module of  claim 1 , wherein the first heat exchanger and the second heat exchanger are stacked and coupled horizontally or vertically. 
     
     
         5 . The vehicle heat exchange module of  claim 1 , wherein the water-cooled condenser, the first heat exchanger, and the second heat exchanger are coupled to a mounting frame, and
 the mounting frame includes:   a first mounting part to which the water-cooled condenser is coupled; and   a second mounting part which is connected to the first mounting part and to which the first heat exchanger and the second heat exchanger are coupled.   
     
     
         6 . The vehicle heat exchange module of  claim 5 , wherein the first mounting part and the second mounting part are disposed to face each other, and the water-cooled condenser, the first heat exchanger, and the second heat exchanger are coupled to surfaces opposite to facing surfaces. 
     
     
         7 . The vehicle heat exchange module of  claim 1 , wherein the first heat exchanger and the second heat exchanger include:
 a plurality of stacked main plates through which a first refrigerant flows;   first plates which are stacked between the main plates at positions corresponding to lower portions of the main plates and through which a second refrigerant flows; and   second plates which are stacked between the main plates at positions corresponding to upper portions of the main plates and through which a second refrigerant flows.   
     
     
         8 . The vehicle heat exchange module of  claim 1 , wherein the first heat exchanger and the second heat exchanger include:
 a plurality of stacked main plates through which a first refrigerant flows;   first plates which are stacked between the main plates to have a part of an area of all the main plates and through which a branched first refrigerant flows; and   second plates which are stacked between the main plates to have the remaining portion of the area of all the main plates and through which a second refrigerant flows.   
     
     
         9 . The vehicle heat exchange module of  claim 1 , wherein the first heat exchanger is a plate-type heat exchanger, and the second heat exchanger is an internal heat exchanger (IHX). 
     
     
         10 . The vehicle heat exchange module of  claim 1 , wherein the refrigerant flow path includes:
 a first flow path along which a first refrigerant flows through the water-cooled condenser, the receiver dryer, the first heat exchanger, the second heat exchanger, and a chiller;   a second flow path which is branched at the receiver dryer and along which the first refrigerant flows through an expansion valve, the first heat exchanger, and a compressor; and   a third flow path along which a second refrigerant flows through an evaporator, the second heat exchanger, and the compressor.   
     
     
         11 . A vehicle heat exchange module comprising a water-cooled condenser, a receiver dryer, a first heat exchanger, and a second heat exchanger, which are used in a gas injection system,
 wherein some of a first refrigerant which has passed through the water-cooled condenser flows into the receiver dryer, and some other first refrigerant expands while passing through an expansion valve, and   a high-temperature first refrigerant which has passed through the receiver dryer is heat-exchanged with a low-temperature first refrigerant which has passed through the expansion valve in the first heat exchanger.   
     
     
         12 . The vehicle heat exchange module of  claim 11 , wherein the high-temperature first refrigerant and the low-temperature first refrigerant, which flow through the first heat exchanger, are heat-exchanged while flowing in opposite directions. 
     
     
         13 . The vehicle heat exchange module of  claim 12 , wherein the high-temperature first refrigerant introduced into the first heat exchanger is introduced to an upper side or lower side, and the low-temperature first refrigerant introduced into the first heat exchanger is introduced to a side opposite to the upper side or lower side. 
     
     
         14 . The vehicle heat exchange module of  claim 11 , wherein a second refrigerant introduced into the second heat exchanger is heat-exchanged with the high-temperature first refrigerant introduced into the first heat exchanger and then introduced into a compressor.