Heat Exchanger Connecting Device and Heat Exchanger

Abstract

The disclosure provides a heat exchanger connecting device and a heat exchanger. The heat exchanger connecting device includes a first sheet body and a second sheet body, wherein a plurality of protrusions are provided in a length direction of the first sheet body and the second sheet body, each of a plurality protrusions is provided with a through hole cooperating with a heat exchange tube, and the first sheet body and the second sheet body are buckled and fixed together. The connecting device in the disclosure can reduce the manufacturing cost and meet the requirements of mass production, is economical, allows the size of a flat tube micro-channel heat exchanger to be increased, and is not limited by the size of a stamping forming process, thereby economically solving the problem of the size of a heat exchanger, and increasing the application range of a product.

What is claimed is: 
     
         1 . A heat exchanger connecting device, comprising a first sheet body and a second sheet body, wherein a plurality of protrusions are provided in a length direction of the first sheet body and the second sheet body, each of the plurality of protrusions is provided with a through hole cooperating with a heat exchange tube, and the first sheet body and the second sheet body are buckled and fixed together. 
     
     
         2 . The heat exchanger connecting device as claimed in  claim 1 , wherein a top surface of the each of the plurality of protrusions is a flat surface, and the through hole is provided on the flat surface. 
     
     
         3 . The heat exchanger connecting device as claimed in  claim 1 , wherein the through hole is an elongated hole, and a length direction of the elongated hole is the same with a width direction of the first sheet body and the second sheet body. 
     
     
         4 . The heat exchanger connecting device as claimed in  claim 1 , wherein the plurality of protrusions on the first sheet body and the second sheet body have the same structure and size, and thicknesses of the first sheet body and the second sheet body are both 1 mm to 2 mm. 
     
     
         5 . The heat exchanger connecting device as claimed in  claim 1 , wherein the first sheet body and the second sheet body are fixed together by brazing. 
     
     
         6 . The heat exchanger connecting device as claimed in  claim 5 , wherein the plurality of protrusions are arranged at intervals, and an outer circumferential plane of the each of the plurality of protrusions on the first sheet body and an outer circumferential plane of the each of the plurality of protrusions on the second sheet body are attached and fixed by brazing, and cavities formed by the plurality of protrusions are not communicated with each other. 
     
     
         7 . The heat exchanger connecting device as claimed in  claim 1 , wherein a thickness of the heat exchanger connecting device in a convex direction of the plurality of protrusions is less than 10 mm. 
     
     
         8 . The heat exchanger connecting device as claimed in  claim 1 , wherein the each of the plurality of protrusions is a stamping protrusion, and the through hole is a stamping through hole. 
     
     
         9 . The heat exchanger connecting device as claimed in  claim 1 , wherein both of the first sheet body and the second sheet body are aluminum sheets, and each of the aluminum sheets is of a rectangular sheet-shaped structure. 
     
     
         10 . A heat exchanger connecting device, comprising a first sheet body and a second sheet body, wherein a plurality of protrusions are provided in a length direction of the first sheet body, through holes cooperating with a heat exchange tube are provided on each of the plurality of protrusions and the second sheet body, and a surface of the first sheet body away from the each of the plurality of protrusions and the second sheet body are buckled and fixed together. 
     
     
         11 . A heat exchanger, comprising the heat exchanger connecting device as claimed in  claim 1 . 
     
     
         12 . The heat exchanger as claimed in  claim 11 , wherein a top surface of the each of the plurality of protrusions is a flat surface, and the through hole is provided on the flat surface. 
     
     
         13 . The heat exchanger as claimed in  claim 11 , wherein the through hole is an elongated hole, and a length direction of the elongated hole is the same with a width direction of the first sheet body and the second sheet body. 
     
     
         14 . The heat exchanger as claimed in  claim 11 , wherein the plurality of protrusions on the first sheet body and the second sheet body have the same structure and size, and thicknesses of the first sheet body and the second sheet body are both 1 mm to 2 mm. 
     
     
         15 . The heat exchanger as claimed in  claim 11 , wherein the first sheet body and the second sheet body are fixed together by brazing. 
     
     
         16 . The heat exchanger as claimed in  claim 15 , wherein the plurality of protrusions are arranged at intervals, and an outer circumferential plane of the each of the plurality of protrusions on the first sheet body and an outer circumferential plane of the each of the plurality of protrusions on the second sheet body are attached and fixed by brazing, and cavities formed by the plurality of protrusions are not communicated with each other. 
     
     
         17 . The heat exchanger as claimed in  claim 11 , wherein a thickness of the heat exchanger connecting device in a convex direction of the plurality of protrusions is less than 10 mm. 
     
     
         18 . The heat exchanger as claimed in  claim 11 , wherein the each of the plurality of protrusions is a stamping protrusion, and the through hole is a stamping through hole. 
     
     
         19 . The heat exchanger as claimed in  claim 11 , wherein both of the first sheet body and the second sheet body are aluminum sheets, and each of the aluminum sheets is of a rectangular sheet-shaped structure. 
     
     
         20 . A heat exchanger, comprising the heat exchanger connecting device as claimed in  claim 10 .