CN109555595A

CN109555595A - Water-cooled charge air cooler

Info

Publication number: CN109555595A
Application number: CN201810824111.2A
Authority: CN
Inventors: 代建峰; 谢建; 汤平强; 谢永强; 梁晓峰; 朱永成; 宋述岗; 曾志新
Original assignee: Zhejiang Yinlun Machinery Co Ltd; Guangzhou Automobile Group Co Ltd
Current assignee: Zhejiang Yinlun Machinery Co Ltd; Guangzhou Automobile Group Co Ltd
Priority date: 2017-07-26
Filing date: 2018-07-25
Publication date: 2019-04-02
Anticipated expiration: 2038-07-25
Also published as: CN107165717A; CN109555595B; CN208734427U

Abstract

A water-cooled supercharged air cooler, comprising a core body and a casing wrapped in the circumferential direction of the core body, the casing is formed by integral stamping and folding of an aluminum plate, and a seam is formed on one side of the casing; the core body; The two ports of the body are connected with the air inlet chamber body and the air outlet chamber body through the flange, the end of the casing is inserted in the gap between the flange and the core body; the upper and lower surfaces of the casing are respectively provided with convex hulls near the end of the core body, The convex hulls on the upper surface of the shell are respectively connected with cooling water pipes. The solution provides a water-cooled supercharged air cooler, which adopts an integrally punched and formed shell, and has the advantages of compact structure and reliable performance.

Description

Water-cooled charger-air cooler

Technical field

The invention belongs to boosting internal combustion engine technical fields, refer in particular to a kind of water-cooled charger-air cooler.

Background technique

Internal combustion engine miniaturization is the important development route of energy-saving and emission-reduction, it is common to use turbocharging technology starts sucking The air of machine is pressurized, and to improve the air inflow of engine, improves engine power.It is increased through turbo charged air pressure While, temperature is also increased to 100 DEG C or more, and cooler is needed be cooled to 80 DEG C hereinafter, in order to avoid temperature is excessively high to temperature Influence power, burning and the emission performance of internal combustion engine.

The charger-air cooler has air-cooled and two kinds of water-cooled, is carried out using the natural wind in environment to pressurized air cold But cooler is commonly used on the market, and cooler referred to herein, claps official to pressurizing air using cooling water The advantages that gas is cooled down, and heat exchange efficiency is high, and resistance is small, and pipeline is short, can reduce the oil consumption and discharge of internal combustion engine, and improve power Response, application it is more and more.

The shell of existing common scheme, cooler cladding core is at least made of 2 or more punching parts, number of components Amount is more, and when water hull and tube bank, mainboard are welded, existing potential leakage point is more, complex technical process.

Summary of the invention

The object of the present invention is to provide a kind of water-cooled charger-air coolers, using the molding shell of integrated punching, tool There is the advantages of compact-sized, reliable performance.

The object of the present invention is achieved like this: a kind of water-cooled charger-air cooler, including core and is coated on core The shell of body circumferential direction, the shell are formed by one piece of aluminium sheet entirety punching press flanging, and form seam in the side of shell；Core two There are air inlet chamber body and outlet chamber body in port by flanged joint, and shell end is plugged in the gap between flange and core；Shell Body upper and lower surface is respectively equipped with convex closure close to core end, is connected with cooling water pipe respectively on the convex closure of housing upper surface.

By using above-mentioned technical proposal, shell is added by one piece of aluminium sheet punch forming through processes such as blanking, punching press, flangings Work forms, and only forms one of seam, reduces potential leak point, and assembly is simple；Convex closure on shell collects for coolant liquid And distribution, for improving smooth and pressure drop；Mounting hole is set on convex closure, water pipeline is inserted into mounting hole riveting, after be brazed it is close Sealing is fixed.

Preferably, the core includes the rectangular snorkel of spaced array, and heat exchange fin is distributed between adjacent snorkel Piece；Snorkel both ends are respectively communicated with air inlet chamber body and outlet chamber body, and the cooling water pipe is connected to heat-exchange fin inner space；Institute It states housing upper surface to be bonded with the soldering of rectangular snorkel top surface, housing lower surface is bonded with the soldering of rectangular snorkel bottom surface；Shell Both side surface is equipped with operation window, and core two sides are fitted with side plate, and side plate covers the operation window and passes through soldering with housing sidewall It is formed whole.

By using above-mentioned technical proposal, shell upper and lower surfaces and rectangular snorkel upper and lower sides plane contact, and logical soldering It links together, is conducive to enhance core intensity, also avoids water flow leakage current；Operation window work clamping body inner core convenient for assembly Assembly, side plate are contacted with housing face, and form entirety by soldering, and the water placed in heat-exchange fin passes through operation window stream Out, and it ensure that the bonding strength of seam areas.

Preferably, the air inlet chamber body and outlet chamber body are plastic part or aluminium casting.

Preferably, the flange is equipped with claw, air inlet chamber body and discharge chamber body end mouth along card slot, the notch of card slot is equipped with It is inserted in card slot, claw catches on the outer wall of air inlet chamber body and outlet chamber body.

Preferably, the card slot slot bottom is equipped with sealing ring.

Preferably, the width of the seam is less than 0.5mm.

Detailed description of the invention

Fig. 1 is overall structure figure of the invention；

Fig. 2 is that figure is analysed in part of the invention；

Fig. 3 is the cooperation figure of core and shell of the invention；

Fig. 4 is the part drawing of inventive shell.

Appended drawing reference: 1, shell；2, convex closure；2a, mounting hole；3, cooling water pipe；4, air inlet chamber body；5, outlet chamber body；6, Operation window；7, seam；8, sealing ring；9, card slot；10, claw；11, side plate；12, rectangular snorkel；13, heat-exchange fin；14, Flange.

Specific embodiment

With specific embodiment, the invention will be further described with reference to the accompanying drawing, referring to Fig. 1-4:

A kind of water-cooled charger-air cooler, including core and the shell 1 for being coated on core circumferential direction, the shell 1 is by one piece Aluminium sheet entirety punching press flanging is formed, and forms seam 7 in the side of shell 1；Core two-port is connected with air inlet by flange 14 Chamber body 4 and outlet chamber body 5,1 end of shell are plugged in the gap between flange 14 and core；1 upper and lower surface of shell is close to core Body end portion is respectively equipped with convex closure 2, is connected with cooling water pipe 3 respectively on the convex closure 2 of 1 upper surface of shell.So set, shell 1 is by one Block aluminium sheet punch forming, is process through processes such as blanking, punching press, flangings, only forms one of seam 7, reduces potential let out Dew point, assembly are simple；Convex closure 2 on shell 1 collects and distributes for coolant liquid, for improving smooth and pressure drop；It is set on convex closure 2 Mounting hole 2a is set, water pipeline is inserted into mounting hole 2a riveting, and the rear sealed with brazing that carries out is fixed.

In conjunction with Fig. 2 and Fig. 3, the core includes the rectangular snorkel 12 of spaced array, is distributed between adjacent snorkel Heat-exchange fin 13；Snorkel both ends are respectively communicated with air inlet chamber body 4 and outlet chamber body 5, and the cooling water pipe 3 is connected to heat exchange fin 13 inner space of piece；1 upper surface of shell is bonded with the soldering of rectangular 12 top surface of snorkel, 1 lower surface of shell and rectangular ventilation The soldering fitting of 12 bottom surface of pipe；1 both side surface of shell is equipped with operation window 6, and core two sides are fitted with side plate 11, and side plate 11 covers described Operation window 6 simultaneously forms entirety by soldering with 1 side wall of shell.So set, on 1 upper and lower surfaces of shell and rectangular snorkel 12 Underside plan contact, and logical soldering connection is together, is conducive to enhance core intensity, also avoids water flow leakage current；6 convenience of operation window The assembly of 1 inner core of assembler's clamping body, side plate 11 and 1 plane contact of shell, and it is whole by soldering formation, it places heat and hands over The water changed in fin 13 is flowed out by operation window 6, and ensure that the bonding strength at 7 position of seam.

Preferably, the air inlet chamber body 4 and outlet chamber body 5 are plastic part or aluminium casting.

Specifically see Fig. 2,14 edge of flange is equipped with card slot 9, and the notch of card slot 9 is equipped with claw 10, air inlet chamber body 4 and goes out 5 port of gas chamber body is inserted in card slot 9, and claw 10 catches on the outer wall of air inlet chamber body 4 and outlet chamber body 5；9 slot bottom of card slot is equipped with Sealing ring 8.So set, improving the sealing performance and assembly convenience of inlet plenum.

Preferably, the width of the seam 7 is less than 0.5mm.

Above-described embodiment is only presently preferred embodiments of the present invention, is not limited the scope of the invention according to this, therefore: it is all according to The equivalence changes that structure of the invention, shape, principle are done, should all be covered by within protection scope of the present invention.

Claims

1. A water-cooled supercharged air cooler, comprising a core body and a casing (1) wrapped in the circumferential direction of the core body, characterized in that: the casing (1) is formed by an integral stamping and folding of an aluminum plate, A seam (7) is formed on one side of the shell (1); the two ports of the core body are connected with the air inlet chamber body (4) and the air outlet chamber body (5) through the flange (14), and the end of the shell (1) The upper and lower surfaces of the casing (1) near the end of the core are respectively provided with convex hulls (2), and the convex hull (2) on the upper surface of the casing (1) 2) The cooling water pipes (3) are respectively connected to the top.

2 . The water-cooled charge air cooler according to claim 1 , wherein the core body comprises square ventilation pipes (12) in a spaced array, and heat exchange fins (13) are distributed between adjacent ventilation pipes. 3 . ); the two ends of the ventilation pipe are respectively connected to the air inlet chamber body (4) and the air outlet chamber body (5), and the cooling water pipe (3) is connected to the inner space of the heat exchange fin (13); the upper surface of the casing (1) It is brazed and attached to the top surface of the square ventilation pipe (12), and the lower surface of the casing (1) is brazed and attached to the bottom surface of the square ventilation pipe (12). Side plates (11) are attached to both sides of the core body, and the side plates (11) cover the operation window (6) and are integrally formed with the side wall of the casing (1) by brazing.

3 . The water-cooled charge air cooler according to claim 1 , wherein the intake chamber body ( 4 ) and the air outlet chamber body ( 5 ) are plastic parts or aluminum castings. 4 .

4. The water-cooled supercharged air cooler according to claim 1, characterized in that: the flange (14) is provided with a clamping groove (9) on the edge, and the notch of the clamping groove (9) is provided with a clamping claw ( 10) The ports of the air inlet chamber body (4) and the air outlet chamber body (5) are inserted into the slot (9), and the claws (10) hook the outer walls of the air inlet chamber body (4) and the air outlet chamber body (5). .

5 . The water-cooled charge air cooler according to claim 4 , wherein a sealing ring ( 8 ) is provided at the bottom of the slot ( 9 ). 6 .

6 . The water-cooled charge air cooler according to claim 1 , wherein the width of the seam ( 7 ) is less than 0.5 mm. 7 .