Heat exchanger

Abstract

A heat exchanger may include a laminated body in which a flow path is formed, a base plate attachable to one side of the laminated body in a lamination direction, and a lid member. The laminated body may include a plurality of plates. A groove may be disposed in a surface of the base plate facing the laminated body. The groove may be connected to the flow path of the laminated body and may extend in an in-plane direction. The lid member may block the groove and may be connectable with a pipe member in a direction that is angled in relation to the lamination direction and the in-plane direction. From a surface of the lid member facing the laminated body, a dome-shaped junction may swell to a side of the laminated body.

1 . A heat exchanger, comprising:
 a laminated body in which a flow path is formed as a result of a lamination of a plurality of plates;   a base plate attachable to one side of the laminated body in a lamination direction;   a groove disposed in a surface of the base plate facing the laminated body, the groove connected to the flow path of the laminated body and extending in an in-plane direction;   a lid member blocking the groove and connectable with a pipe member in a direction that is angled in relation to the lamination direction and the in-plane direction; and   wherein, from a surface of the lid member facing the laminated body, a dome-shaped junction swells to a side of the laminated body.   
     
     
         2 . The heat exchanger according to  claim 1 , wherein the lid member includes an angled part that extends in an angled manner away from the base plate in the in-plane direction and away from the laminated body in the lamination direction. 
     
     
         3 . The heat exchanger according to  claim 1 , wherein the lid member includes a retaining part retainable between the laminated body and the base plate in the lamination direction. 
     
     
         4 . The heat exchanger according to  claim 3 , wherein the base plate and the lid member are brazed and formed as a single unit via overlapping planar parts of the base plate and the lid member. 
     
     
         5 . The heat exchanger according to  claim 4 , wherein the groove is one of a plurality of grooves formed in the base plate. 
     
     
         6 . A heat exchanger, comprising:
 a base plate including at least one groove extending in an in-plane direction;   a lid member disposed on and connected to the base plate, the lid member at least partially closing the at least one groove;   a laminated body arranged on and connected to the lid member such that the lid member is disposed between the laminated body and the base plate, the laminated body including a plurality of stacked plates stacked in a lamination direction and defining a flow path in fluid communication with the at least one groove;   the lid member including a dome-shaped junction protruding from a surface of the lid member facing the laminated body and laterally offset from the laminated body; and   wherein the lid member is connectable with a pipe member in a direction that is angled in relation to the lamination direction and the in-plane direction.   
     
     
         7 . The heat exchanger according to  claim 6 , wherein the dome-shaped junction is in fluid communication with the at least one groove. 
     
     
         8 . The heat exchanger according to  claim 6 , wherein the lid member is connectable to the pipe member via the dome-shaped junction. 
     
     
         9 . The heat exchanger according to  claim 6 , wherein the dome-shaped junction projects from the lid member in a direction extending away from the laminated body and transversely to the in-plane direction and to the lamination direction. 
     
     
         10 . The heat exchanger according to  claim 6 , wherein the lid member further includes an opening via which the laminated body is in fluid communication with the at least one groove. 
     
     
         11 . The heat exchanger according to  claim 10 , wherein the opening of the lid member overlaps a first end of the at least one groove and the dome-shaped junction of the lid member overlaps an opposite, second end of the at least one groove. 
     
     
         12 . The heat exchanger according to  claim 6 , wherein:
 the base plate further includes a plurality of through-holes; and   the lid member further includes a plurality of openings via which the plurality of through-holes of the base plate are in fluid communication with the laminated body.   
     
     
         13 . A heat exchanger, comprising:
 a base plate including a plurality of grooves extending in an in-plane direction;   a lid member disposed on and connected to the base plate, the lid member at least partially closing the plurality of grooves;   a laminated body arranged on and connected to the lid member such that the lid member is disposed between the laminated body and the base plate, the laminated body including a plurality of stacked plates stacked in a lamination direction and defining a flow path in fluid communication with the plurality of grooves;   the lid member including a plurality of dome-shaped junctions protruding from a surface of the lid member facing the laminated body and laterally offset from the laminated body; and   wherein the lid member is connectable with a plurality of pipe members transversely to the lamination direction and to the in-plane direction via the plurality of dome-shaped junctions.   
     
     
         14 . The heat exchanger according to  claim 13 , wherein the plurality of dome-shaped junctions are each in fluid communication with a respective groove of the plurality of grooves. 
     
     
         15 . The heat exchanger according to  claim 13 , wherein the plurality of dome-shaped junctions project from the lid member in a direction extending away from the laminated body and transversely to the in-plane direction and to the lamination direction. 
     
     
         16 . The heat exchanger according to  claim 13 , wherein the lid member further includes a plurality of openings via which the flow path of the laminated body is in fluid communication with the plurality of grooves. 
     
     
         17 . The heat exchanger according to  claim 16 , wherein:
 the plurality of grooves includes a first groove and a second groove;   the plurality of openings of the lid member includes i) a first opening overlapping a first end of the first groove and ii) a second opening overlapping a first end of the second groove;   the plurality of dome-shaped junctions includes i) a first dome-shaped junction overlapping an opposite, second end of the first groove and ii) a second dome-shaped junction overlapping an opposite, second end of the second groove.   
     
     
         18 . The heat exchanger according to  claim 17 , wherein:
 the first opening is an inlet opening; and   the second opening is an outlet opening.   
     
     
         19 . The heat exchanger according to  claim 17 , wherein:
 the laminated body further defines a second flow path, a first fluid flowable through the flow path and a second fluid flowable through the second flow path;   the base plate further includes a plurality of through-holes; and   the lid member further includes a plurality of additional openings via which the plurality of through-holes of the base plate are in fluid communication with the second flow path of the laminated body.   
     
     
         20 . The heat exchanger according to  claim 19 , wherein:
 the first opening is an inlet opening for the first fluid;   the second opening is an outlet opening for the first fluid; and   the plurality of additional openings includes an additional inlet opening and an additional outlet opening for the second fluid.