Heat exchanger with receiver tank

Abstract

In a heat exchanger with a receiver tank, a coupling member and an adapter member constitute a connecting member that connects the receiver tank and the heat exchanger, where the connecting member has header connecting portions respectively connected with a concentrating part and a supercooling part of one of headers and the adapter member is connected with the connecting member and the receiver tank and is detachably attached to the receiver tank. The coupling member is assembled with a first divided member and a second divided member, where the first divided member is formed with header connecting portions to be connected with the second divided member.

1 . A heat exchanger with a receiver tank comprising:
 a heat exchanging part having a pair of headers which is divided into a concentrating part and a supercooling part by a plurality of partition plates, and a plurality of tubes which is arranged between the headers and has both end portions fluidically connected with the headers, respectively; and   a receiver tank that is fluidically connected with the concentrating part and the supercooling part of one of the headers through a connecting member, wherein   the connecting member has a coupling member and an adapter member, the coupling member having header connecting portions that are fluidically connected with the concentrating part and the supercooling part of the one of the headers, respectively, and the adapter member being fluidically connected with the coupling member and the receiver tank and detachably attached to the receiver tank, and wherein   the coupling member has a first divided member and a second divided member coupled with the first divided member.   
   
   
       2 . The heat exchanger according to  claim 1 , wherein
 at least the first divided member of the first and second divided members is a press formed product made of a metal plate.   
   
   
       3 . The heat exchanger according to  claim 2 , wherein
 the first divided member and the second divided member are formed like semi-circular cylinders with bottom portions and are coupled with each other to form the coupling member having the bottom portions and shaped like a circular cylinder, wherein   the coupling member is formed at an opening end portion thereof with an adapter-member connecting portion for receiving the adapter member.   
   
   
       4 . The heat exchanger according to  claim 2 , wherein
 the concentrating part and the supercooling part of the one of the headers are formed with communicating holes, respectively, and the header connecting portions are formed like cylinders projecting toward the one of the headers, the header connecting portions being formed with stepped portions having vertical surfaces at intermediate portions thereof, and wherein   the header connecting portions are fixed to the one of the headers, being inserted into the communicating holes, and the stepped portions contacting with an outer surface of the one of the headers.   
   
   
       5 . The heat exchanger according to  claim 2 , wherein
 the header connecting portions are formed to have cross sections shaped in ellipses.   
   
   
       6 . The heat exchanger according to  claim 2 , wherein
 a space is formed between the header connecting portions and an outer surface of the one of the headers.   
   
   
       7 . The heat exchanger according to  claim 2 , wherein
 a connecting portion of the first divided member and the second divided member is provided with a positioning means for positioning the first and second divided members relative to each other.   
   
   
       8 . The heat exchanger according to  claim 1 , wherein
 the first divided member and the second divided member are formed like semi-circular cylinders with bottom portions and are coupled with each other to form the coupling member having the bottom portions and shaped like a circular cylinder, wherein   the coupling member is formed at an opening end portion thereof with an adapter-member connecting portion for receiving the adapter member.   
   
   
       9 . The heat exchanger according to  claim 8 , wherein
 the concentrating part and the supercooling part of the one of the headers are formed with communicating holes, respectively, and the header connecting portions are formed like cylinders projecting toward the one of the headers, the header connecting portions being formed with stepped portions having vertical surfaces at intermediate portions thereof, and wherein   the header connecting portions are fixed to the one of the headers, being inserted into the communicating holes, and the stepped portions contacting with an outer surface of the one of the headers.   
   
   
       10 . The heat exchanger according to  claim 3 , wherein
 the header connecting portions are formed to have cross sections shaped in ellipses.   
   
   
       11 . The heat exchanger according to  claim 3 , wherein
 a space is formed between the header connecting portions and an outer surface of the one of the headers.   
   
   
       12 . The heat exchanger according to  claim 3 , wherein
 a connecting portion of the first divided member and the second divided member is provided with a positioning means for positioning the first and second divided members relative to each other.   
   
   
       13 . The heat exchanger according to  claim 1 , wherein
 the concentrating part and the supercooling part of the one of the headers are formed with communicating holes, respectively, and the header connecting portions are formed like cylinders projecting toward the one of the headers, the header connecting portions being formed with stepped portions having vertical surfaces at intermediate portions thereof, and wherein   the header connecting portions are fixed to the one of the headers, being inserted into the communicating holes, and the stepped portions contacting with an outer surface of the one of the headers.   
   
   
       14 . The heat exchanger according to  claim 13 , wherein
 the header connecting portions are formed to have cross sections shaped in ellipses.   
   
   
       15 . The heat exchanger according to  claim 12 , wherein
 a space is formed between the header connecting portions and an outer surface of the one of the headers.   
   
   
       16 . The heat exchanger according to  claim 12 , wherein
 a connecting portion of the first divided member and the second divided member is provided with a positioning means for positioning the first and second divided members relative to each other.   
   
   
       17 . The heat exchanger according to  claim 2 , wherein
 the header connecting portions are formed to have cross sections shaped in ellipses.   
   
   
       18 . The heat exchanger according to  claim 17 , wherein
 a connecting portion of the first divided member and the second divided member is provided with a positioning means for positioning the first and second divided members relative to each other.   
   
   
       19 . The heat exchanger according to  claim 1 , wherein
 a space is formed between the header connecting portions and an outer surface of the one of the headers.   
   
   
       20 . The heat exchanger according to  claim 1 , wherein
 a connecting portion of the first divided member and the second divided member is provided with a positioning means for positioning the first and second divided members relative to each other.