JP2018105535A5

JP2018105535A5 -

Info

Publication number: JP2018105535A5
Application number: JP2016251188A
Authority: JP
Filing date: 2016-12-26
Publication date: 2019-05-16

Description

上記目的を達成するため、請求項１に係る発明は、過給機によって圧縮された圧縮空気と複数の冷却系統をそれぞれ流れる冷却液との熱交換を行うインタークーラであって、
圧縮空気が流れる空気通路を有するダクト（３０）と、
第１の冷却系統（１０）の第１冷却液が流れる第１流路、および、第２の冷却系統（２０）の第２冷却液が流れる第２流路を有し、ダクトの内側に積層される複数のクーリングプレート（４０）と、
複数のクーリングプレート同士の間に設けられ、圧縮空気と第１冷却液と第２冷却液との熱交換を促進するアウターフィン（５７）と、
複数のクーリングプレートが有する第１流路同士を積層方向に連通する第１入口連通部（４７）および第１出口連通部（４８）と、
複数のクーリングプレートが有する第２流路同士を積層方向に連通する第２入口連通部（４９）および第２出口連通部（５０）と、
第１入口連通部のうち積層方向の端部に連通する第１入口パイプ（６１）と、
第１出口連通部のうち積層方向の端部に連通する第１出口パイプ（６２）と、
第２入口連通部のうち積層方向の端部に連通する第２入口パイプ（６３）と、
第２出口連通部のうち積層方向の端部に連通する第２出口パイプ（６４）と、を備え、
第１流路の幅（Ａ）は、第２流路の幅（Ｂ）より小さく構成されており、
第１入口パイプ、第１出口パイプ、第２入口パイプおよび第２出口パイプは、ダクトの外壁のうち複数のクーリングプレートの積層方向に交差する方向で、かつ、第１流路と第２流路とが並ぶ方向に対して交差する方向の一方の側の部位に設けられ、
第１入口パイプは、ダクトのうち積層方向の一方の外壁に設けられており、
第１出口パイプは、ダクトのうち積層方向の他方の外壁に設けられている。 In order to achieve the above object, the invention according to claim 1 is an intercooler which performs heat exchange between compressed air compressed by a turbocharger and a cooling fluid respectively flowing through a plurality of cooling systems,
A duct (30) having an air passage through which compressed air flows;
It has a first flow passage through which the first cooling fluid of the first cooling system (10) flows, and a second flow passage through which the second cooling fluid of the second cooling system (20) flows, and is laminated inside the duct Multiple cooling plates (40),
An outer fin (57) provided between the plurality of cooling plates and promoting heat exchange between the compressed air, the first coolant and the second coolant;
A first inlet communication portion (47) and a first outlet communication portion (48) which communicate the first flow paths of the plurality of cooling plates in the stacking direction;
A second inlet communication portion (49) and a second outlet communication portion (50) which communicate the second flow paths included in the plurality of cooling plates in the stacking direction;
A first inlet pipe (61) in communication with the end in the stacking direction of the first inlet communication portion;
A first outlet pipe (62) communicating with an end of the first outlet communicating portion in the stacking direction;
A second inlet pipe (63) in communication with the end in the stacking direction of the second inlet communication portion;
And a second outlet pipe (64) in communication with the end in the stacking direction of the second outlet communicating portion,
The width (A) of the first flow passage is smaller than the width (B) of the second flow passage,
The first inlet pipe, the first outlet pipe, the second inlet pipe, and the second outlet pipe are in a direction intersecting the stacking direction of the plurality of cooling plates in the outer wall of the duct, and the first flow path and the second flow path Provided at one side of the direction intersecting the direction in which the
The first inlet pipe is provided on one outer wall of the duct in the stacking direction,
The first outlet pipe is provided on the other outer wall of the duct in the stacking direction .

Claims

An intercooler that exchanges heat between compressed air compressed by a turbocharger and a coolant flowing through a plurality of cooling systems, the intercooler comprising:
A duct (30) having an air passage through which compressed air flows;
A first flow path through which the first cooling fluid of the first cooling system (10) flows, and a second flow path through which the second cooling fluid of the second cooling system (20) flows, and inside the duct With multiple cooling plates (40) stacked,
An outer fin (57) provided between the plurality of the cooling plates and promoting heat exchange between the compressed air, the first coolant and the second coolant;
A first inlet communication portion (47) and a first outlet communication portion (48) which communicate the first flow paths of the plurality of cooling plates with each other in the stacking direction;
A second inlet communication portion (49) and a second outlet communication portion (50) which communicate the second flow paths of the plurality of cooling plates in the stacking direction;
A first inlet pipe (61) in communication with the end in the stacking direction of the first inlet communication portion;
A first outlet pipe (62) communicating with an end of the first outlet communicating portion in the stacking direction;
A second inlet pipe (63) in communication with the end in the stacking direction of the second inlet communication portion;
And a second outlet pipe (64) in communication with the end of the second outlet communicating portion in the stacking direction,
The width (A) of the first flow passage is smaller than the width (B) of the second flow passage,
The first inlet pipe, the first outlet pipe, the second inlet pipe, and the second outlet pipe intersect the stacking direction of the plurality of cooling plates of the outer wall of the duct, and the first Provided at a site on one side of a direction intersecting the direction in which the flow path and the second flow path are arranged,
The first inlet pipe is provided on one outer wall of the duct in the stacking direction,
The intercooler, wherein the first outlet pipe is provided on the other outer wall in the stacking direction of the duct .

At least one of the first inlet pipe, the first outlet pipe, the second inlet pipe, and the second outlet pipe is a connection portion (65) to which a vehicle-side pipe (60) can be connected, and the connection The fixing portion (66) according to claim 1, further comprising a fixing portion (66) formed in a flat shape which is extended from the portion and fixed to the outer wall of the duct and whose height in the stacking direction is smaller than the outer diameter of the connecting portion. Intercooler.

The intercooler according to claim 2, wherein an axial center (69) of the connection portion is positioned closer to the center of the duct than an outer wall surface in the stacking direction of the duct.

Intercooler according to as seen from the product layer direction, one of the first claims 1 are arranged so as to overlap the inlet pipe and the first outlet pipe 3.

The inner dimensions (D1) of the first inlet communication portion and the first outlet communication portion in the direction in which the first channel and the second channel are aligned correspond to the second inlet communication portion and the second outlet communication. The intercooler according to any one of claims 1 to 4, which is smaller than the inner size (D2) of the part.

A spacer plate (55) provided between a plurality of the cooling plates in a portion where the first inlet communication portion, the first outlet communication portion, the second inlet communication portion and the second outlet communication portion are formed And further
The said outer fin is provided in the space (FS) formed between the inner wall of the said duct located on the opposite side to the said spacer plate, and the said spacer plate in any one of Claim 1 thru | or 5 Intercooler.