CN205638652U

CN205638652U - Novel bilayer structure exhaust system device

Info

Publication number: CN205638652U
Application number: CN201620521959.4U
Authority: CN
Inventors: 姜金平; 宋静苗; 季向阳; 韩学
Original assignee: HARBIN AIRUI AUTOMOTIVE EXHAUST SYSTEM CO Ltd
Current assignee: Airy Automotive Technology Harbin Co ltd
Priority date: 2016-06-01
Filing date: 2016-06-01
Publication date: 2016-10-12
Anticipated expiration: 2026-06-01

Abstract

The utility model provides a novel bilayer structure exhaust system device, belongs to automobile exhaust apparatus technical field, shell body, inlet flange, exhaust flange under shell body, manifold descend interior casing, manifold on interior casing, the manifold on main exhausting pipe, the manifold, and its characterized in that: main exhausting pipe side top surface top is fixed cover have on the manifold in the casing, the external side top fixed surface of inner shell covers on the manifold has shell body on the manifold, the fixed cover in main exhausting pipe side top surface below has interior casing under the manifold, the external side top fixed surface of inner shell covers under the manifold has shell body under the manifold, top fixed surface is connected with inlet flange before the main exhausting pipe, top fixed surface is connected with exhaust flange behind the main exhausting pipe, can make the inside temperature loss speed decrease of manifold to exhaust manifold's job stabilization nature can be promoted, the performance of the very big improvement product of characteristic can be made.

Description

A kind of novel double-layer structure exhaust system device

Technical field

This utility model belongs to automobile technique with the apparatus field, is specifically related to a kind of novel double-layer structure exhaust system device.

Background technology

In long-term working practice, the current monolayer vermicular cast iron traditional in use, monolayer spheroidal graphite cast-iron manifold, not only structure is single and the performance of material is the lowest, the especially temperature at automobile gas exhausting manifold branch is not easy to keep, it is easy to make temperature leak speed fast, it has not been convenient to operated by personnel uses and reduces work efficiency.

Summary of the invention

The purpose of this utility model is: staff is in using manifold exhaust systematic procedure, the temperature leak speed that can make manifold interior slows down, and the job stability of automobile gas exhausting manifold branch can be promoted, characteristic can be made to improve the performance of product greatly, facilitating operated by personnel to use and improve work efficiency, its technical scheme is as follows:

nullA kind of novel double-layer structure exhaust system device，It includes aerofluxus supervisor 1、Inner housing 2 on manifold、Shell body 3 on manifold、Inner housing 4 under manifold、Manifold lower casing body 5、Inlet flange 6、Exhaust flange 7，It is characterized in that: described aerofluxus is responsible for that 1 side top end surface is fixed above is coated with inner housing 2 on manifold，On described manifold, inner housing 2 outer tip end surface is fixing is coated with shell body 3 on manifold，Described aerofluxus is responsible for below 1 side top end surface to fix and is coated with inner housing 4 under manifold，Under described manifold, inner housing 4 outer tip end surface is fixing is coated with manifold lower casing body 5，Before described aerofluxus supervisor 1, top end surface is fixedly connected with inlet flange 6，After described aerofluxus supervisor 1, top end surface is fixedly connected with exhaust flange 7，On described manifold, inner housing 2 is welded to each other with inner housing 4 under described manifold and is connected，On described manifold, shell body 3 is welded to each other with described manifold lower casing body 5 and is connected，And inner housing 2 on described manifold、Shell body 3 on described manifold、Under described manifold, inner housing 4 and described manifold lower casing body 5 top end surface front and back are respectively fixedly connected with described inlet flange 6 and described exhaust flange 7，It is vacuum shape between shell body 3 on inner housing 2 and described manifold on described manifold，It is vacuum shape between inner housing 4 and described manifold lower casing body 5 under described manifold，On described manifold, under inner housing 2 and described manifold, inner housing 4 selects SUS304 material to make，On described manifold, shell body 3 and described manifold lower casing body 5 select SUS409 material to make.

The beneficial effects of the utility model are: staff is in using manifold exhaust systematic procedure, the temperature leak speed that can make manifold interior slows down, and the job stability of automobile gas exhausting manifold branch can be promoted, characteristic can be made to improve the performance of product greatly, facilitate operated by personnel to use and improve work efficiency.

Accompanying drawing illustrates:

Fig. 1 is overall structure schematic diagram of the present utility model.

Detailed description of the invention:

nullWith reference to Fig. 1 one novel double-layer structure exhaust system device，It includes aerofluxus supervisor 1、Inner housing 2 on manifold、Shell body 3 on manifold、Inner housing 4 under manifold、Manifold lower casing body 5、Inlet flange 6、Exhaust flange 7，It is characterized in that: described aerofluxus is responsible for that 1 side top end surface is fixed above is coated with inner housing 2 on manifold，On described manifold, inner housing 2 outer tip end surface is fixing is coated with shell body 3 on manifold，Described aerofluxus is responsible for below 1 side top end surface to fix and is coated with inner housing 4 under manifold，Under described manifold, inner housing 4 outer tip end surface is fixing is coated with manifold lower casing body 5，Before described aerofluxus supervisor 1, top end surface is fixedly connected with inlet flange 6，After described aerofluxus supervisor 1, top end surface is fixedly connected with exhaust flange 7，On described manifold, inner housing 2 is welded to each other with inner housing 4 under described manifold and is connected，On described manifold, shell body 3 is welded to each other with described manifold lower casing body 5 and is connected，And inner housing 2 on described manifold、Shell body 3 on described manifold、Under described manifold, inner housing 4 and described manifold lower casing body 5 top end surface front and back are respectively fixedly connected with described inlet flange 6 and described exhaust flange 7，It is vacuum shape between shell body 3 on inner housing 2 and described manifold on described manifold，It is vacuum shape between inner housing 4 and described manifold lower casing body 5 under described manifold，On described manifold, under inner housing 2 and described manifold, inner housing 4 selects SUS304 material to make，On described manifold, shell body 3 and described manifold lower casing body 5 select SUS409 material to make.

During use, on manifold, under inner housing 2 and manifold, inner housing 4 selects SUS304 material to make, SUS304 material belongs to austenitic stainless steel and is characterized in that elevated temperature strength is good, but antioxygenic property is poor, on manifold, shell body 3 and manifold lower casing body 5 select SUS409 material to make, and it is good in oxidation resistance that SUS409 belongs to ferritic stainless steel feature, but elevated temperature strength is poor, both combine and maximize favourable factors and minimize unfavourable ones, and play respective performance advantage, thus can be improved the performance of product by properties of materials greatly.

Certainly; described above is not to restriction of the present utility model; this utility model is also not limited to the example above, change that those skilled in the art are made in essential scope of the present utility model, retrofits, adds or replaces, and also should belong to protection domain of the present utility model.

Claims

null1. a novel double-layer structure exhaust system device，It is responsible for (1) including aerofluxus、Inner housing (2) on manifold、Shell body (3) on manifold、Inner housing (4) under manifold、Manifold lower casing body (5)、Inlet flange (6)、Exhaust flange (7)，It is characterized in that: described aerofluxus supervisor (1) side top end surface is fixed above is coated with inner housing on manifold (2)，On described manifold, inner housing (2) outer tip end surface is fixing is coated with shell body on manifold (3)，Fix below the top end surface of described aerofluxus supervisor (1) side and be coated with inner housing under manifold (4)，Under described manifold, inner housing (4) outer tip end surface is fixing is coated with manifold lower casing body (5)，Described aerofluxus supervisor's (1) front top end surface is fixedly connected with inlet flange (6)，Described aerofluxus supervisor's (1) top end surface afterwards is fixedly connected with exhaust flange (7).
A kind of novel double-layer structure exhaust system device, it is characterized in that: on described manifold, inner housing (2) is welded to each other with inner housing (4) under described manifold and is connected, on described manifold, shell body (3) is welded to each other with described manifold lower casing body (5) and is connected, and on described manifold on inner housing (2), described manifold under shell body (3), described manifold before and after inner housing (4) and described manifold lower casing body (5) top end surface be respectively fixedly connected with described inlet flange (6) and described exhaust flange (7).
A kind of novel double-layer structure exhaust system device, it is characterized in that: on described manifold on inner housing (2) and described manifold between shell body (3) for vacuum shape, be vacuum shape between inner housing (4) and described manifold lower casing body (5) under described manifold.
A kind of novel double-layer structure exhaust system device, it is characterized in that: on described manifold, under inner housing (2) and described manifold, inner housing (4) selects SUS304 material to make, on described manifold, shell body (3) and described manifold lower casing body (5) selection SUS409 material are made.