CN107956565A - A kind of exhaust pipe structure of the flat stack shell of multitube - Google Patents
A kind of exhaust pipe structure of the flat stack shell of multitube Download PDFInfo
- Publication number
- CN107956565A CN107956565A CN201711272421.XA CN201711272421A CN107956565A CN 107956565 A CN107956565 A CN 107956565A CN 201711272421 A CN201711272421 A CN 201711272421A CN 107956565 A CN107956565 A CN 107956565A
- Authority
- CN
- China
- Prior art keywords
- exhaust pipe
- stack shell
- air inlet
- connecting tube
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2450/00—Methods or apparatus for fitting, inserting or repairing different elements
- F01N2450/22—Methods or apparatus for fitting, inserting or repairing different elements by welding or brazing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
The invention discloses a kind of exhaust pipe structure of the flat stack shell of multitube,Including stack shell,The stack shell is the cylindrical structure of platypelloid type,The equal sealing welding in top and bottom of stack shell has stack shell end cap,Stack shell two bottom sides are equipped with air inlet port,Stack shell connecting tube is mounted at air inlet,Welded with air inlet port stack shell connecting tube one end,The other end of stack shell connecting tube is equipped with engine,Air inlet pipe is installed between stack shell connecting tube and engine,Plum blossom bowl is installed at the top of stack shell,Reinforcing plate is welded with plum blossom bowl,Plum blossom bowl top is connected with exhaust pipe I,Exhaust pipe II,Exhaust pipe III and exhaust pipe IV,The first fixed ear is respectively and fixedly provided with the top of exhaust pipe I and exhaust pipe the III outer wall,The side of two the first fixed ears is equipped with the second fixed ear,The second fixed ear connecting tube is installed between first fixed ear and the second fixed ear of its close side.The configuration of the present invention is simple, improves installation effectiveness, improves vent gas treatment efficiency.
Description
Technical field
The present invention relates to exhaust pipe technical field, more particularly to a kind of exhaust pipe structure of the flat stack shell of multitube.
Background technology
Exhaust pipe is installed between engine exhaust and silencer, and it is in Flexible spacecraft to make whole gas extraction system, so that
Play the role of vibration and noise reducing, convenient installation and extend the exhausting silencer system service life.Existing exhaust pipe is usually one of pipeline,
Since the diameter of exhaust duct cannot arbitrarily expand, such exhaust pipe for the larger engine of discharge capacity, exhaust
Speed is restricted, and not only influences whether the work of engine, but also has aggravated the accumulation of the heat on exhaust pipe.
Application publication number：CN103925056A, discloses a kind of motor vehicle exhaust, is motor-driven in main technical schemes
Metal hose is added in vehicle exhaust pipe end, its technical characteristics includes exhaust pipe, metal hose and screw, exhaust pipe and metal
Hose is fixed by screws, and metal hose is socketed in exhaust pipe end.Said structure design is unreasonable, and exhaust efficiency
It is very low；Meanwhile existing exhaust pipe, in order to make whole gas extraction system more complicated in the most structure of Flexible spacecraft, installation is not square
Just.
The content of the invention
The purpose of the present invention is to solve shortcoming existing in the prior art, and the flat stack shell of a kind of multitube proposed
Exhaust pipe structure.
To achieve these goals, present invention employs following technical solution：
A kind of exhaust pipe structure of the flat stack shell of multitube, including stack shell, the stack shell are the cylindrical structure of platypelloid type, stack shell
The equal sealing welding in top and bottom has stack shell end cap, and stack shell two bottom sides are equipped with air inlet port, cylinder is mounted at air inlet
Body connecting tube, stack shell connecting tube one end are welded with air inlet port, and the other end of stack shell connecting tube is equipped with engine, stack shell connecting tube
Air inlet pipe is installed between engine, plum blossom bowl is installed at the top of stack shell, reinforcing plate, plum blossom bowl top are welded with plum blossom bowl
It is solid to be connected with exhaust pipe I, exhaust pipe II, exhaust pipe III and exhaust pipe IV, exhaust pipe I and exhaust pipe III the outer wall top
Surely there is the first fixed ear, the side of two the first fixed ears is equipped with the second fixed ear, the first fixed ear and its close side
Second fixed ear connecting tube is installed, the exhaust pipe I and exhaust pipe III are G type structures, exhaust pipe between the second fixed ear
II, exhaust pipe IV are S type structures, and exhaust pipe I, exhaust pipe II, exhaust pipe III, exhaust pipe IV and the junction of plum blossom bowl are equal
Equipped with flow distribution plate, the opening of exhaust pipe I, exhaust pipe II, exhaust pipe III and exhaust pipe IV away from plum blossom bowl one end is towards phase
Together.
Preferably, bile duct in air inlet pipe is installed, bile duct is installed close to one end of stack shell in air inlet pipe in the air inlet pipe
In in air inlet pipe, being provided with inner plug in air inlet pipe between bile duct and air inlet pipe, one end weldering of the bile duct away from stack shell in air inlet pipe
It is connected in air inlet pipe.
Preferably, the inner plug includes fixed plate and is individually fixed in two of fixed plate both ends elastic installing plates, and two
A elasticity installing plate welds between fixed plate, and elastic installing plate is arranged at the inner wall of bile duct and air inlet pipe outer wall in air inlet pipe
Between.
Preferably, the stack shell connecting tube is pyramidal structure, and one end bore that stack shell connecting tube is connected with air inlet pipe is less than
The bore of the one end being connected with stack shell connecting tube with stack shell.
Preferably, the diameter of first fixed ear is more than the diameter of the second fixed ear.
Compared with prior art, beneficial effects of the present invention are：
1st, the configuration of the present invention is simple, manufacturing process is easy, and the weld weld seam of each component is smooth, full；
2nd, device integral surface is without welding slag, impulse- free robustness, welding loophole；
3rd, miscellaneous part is fixedly connected with mode by welding etc. and forms one in addition to flange, and peace is substantially increased when installing and using
Fill efficiency；
4th, exhaust pipe I, exhaust pipe II, exhaust pipe III, exhaust pipe IV are connected with by plum blossom bowl, substantially increase vent gas treatment
Efficiency.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of the exhaust pipe structure of the flat stack shell of multitube proposed by the present invention.
In figure：1 first fixed ear, 2 second fixed ear connecting tubes, 3 second fixed ears, 4 exhaust pipe I, 5 exhaust pipe II, 6
Body end cap, 7 stack shells, 8 inner plugs, 9 stack shell connecting tubes, 10 air inlet pipe, 11 air inlet pipe, 12 reinforcing plates, 13 exhaust pipe III, 14 rows
Bile duct in tracheae IV, 15 air inlet pipe.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
With reference to Fig. 1, a kind of exhaust pipe structure of the flat stack shell of multitube, including stack shell 7, stack shell 7 are the cylinder of platypelloid type
Structure, the equal sealing welding in top and bottom of stack shell 7 have stack shell end cap 6, and 7 two bottom sides of stack shell are equipped with air inlet port, air inlet
Stack shell connecting tube 9 is mounted at mouthful, 9 one end of stack shell connecting tube is welded with air inlet port, and the other end of stack shell connecting tube 9 is equipped with
Engine, is provided with air inlet pipe 10 between stack shell connecting tube 9 and engine, the top of stack shell 7 is provided with plum blossom bowl 11, plum blossom bowl 11
On be welded with reinforcing plate 12,11 top of plum blossom bowl is connected with exhaust pipe I4, exhaust pipe II5, exhaust pipe III13 and exhaust pipe
The first fixed ear 1 is respectively and fixedly provided with the top of IV14, exhaust pipe I4 and exhaust pipe III13 outer wall, the side of two the first fixed ears 1 is equal
Equipped with the second fixed ear 3, the connection of the second fixed ear is installed between the second fixed ear 3 of the first fixed ear 1 and its close side
Pipe 2, exhaust pipe I4 and exhaust pipe III13 are G type structures, and exhaust pipe II5, exhaust pipe IV14 are S type structures, exhaust pipe
I4, exhaust pipe II5, exhaust pipe III13, exhaust pipe IV14 and the junction of plum blossom bowl 11 are equipped with flow distribution plate, exhaust pipe I4, row
The opening of tracheae II5, exhaust pipe III13 and exhaust pipe IV14 away from 11 one end of plum blossom bowl is towards identical, peace in air inlet pipe 10
Equipped with bile duct in air inlet pipe 15, bile duct 15 is installed in air inlet pipe 10 close to one end of stack shell 7 in air inlet pipe, bile duct in air inlet pipe
Inner plug 8 is installed between 15 and air inlet pipe 10, the one end of bile duct 15 away from stack shell 7 is welded in air inlet pipe 10 in air inlet pipe,
Inner plug 8 includes fixed plate and is individually fixed in two of fixed plate both ends elastic installing plates, two elastic installing plates with it is solid
Welded between fixed board, elastic installing plate is arranged in air inlet pipe between 10 outer wall of the inner wall of bile duct 15 and air inlet pipe, stack shell connection
Pipe 9 is pyramidal structure, and one end bore that stack shell connecting tube 9 is connected with air inlet pipe 10 is less than to be connected with stack shell connecting tube 9 with stack shell 7
One end bore, the diameter of the first fixed ear 1 is more than the diameter of the second fixed ear 3.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of exhaust pipe structure of the flat stack shell of multitube, including stack shell（7）, it is characterised in that the stack shell（7）For platypelloid type
Cylindrical structure, stack shell（7）The equal sealing welding in top and bottom have stack shell end cap（6）, stack shell（7）Two bottom sides are equipped with
Air inlet port, is mounted on stack shell connecting tube at air inlet（9）, stack shell connecting tube（9）One end is welded with air inlet port, and stack shell connects
Adapter（9）The other end be equipped with engine, stack shell connecting tube（9）Air inlet pipe is installed between engine（10）, stack shell（7）Top
Portion is provided with plum blossom bowl（11）, plum blossom bowl（11）On be welded with reinforcing plate（12）, plum blossom bowl（11）Top is connected with exhaust pipe I
（4）, exhaust pipe II（5）, exhaust pipe III（13）With exhaust pipe IV（14）, the exhaust pipe I（4）With exhaust pipe III（13）Outer wall
Top is respectively and fixedly provided with the first fixed ear（1）, two the first fixed ears（1）Side be equipped with the second fixed ear（3）, first fixes
Ear（1）With the second fixed ear close to its side（3）Between the second fixed ear connecting tube is installed（2）, the exhaust pipe I（4）
With exhaust pipe III（13）It is G type structures, exhaust pipe II（5）, exhaust pipe IV（14）It is S type structures, exhaust pipe I（4）, row
Tracheae II（5）, exhaust pipe III（13）, exhaust pipe IV（14）With plum blossom bowl（11）Junction be equipped with flow distribution plate, exhaust pipe I
（4）, exhaust pipe II（5）, exhaust pipe III（13）With exhaust pipe IV（14）Away from plum blossom bowl（11）The opening of one end is towards phase
Together.
A kind of 2. exhaust pipe structure of the flat stack shell of multitube according to claim 1, it is characterised in that the air inlet pipe
（10）Bile duct in air inlet pipe is inside installed（15）, bile duct in air inlet pipe（15）Close to stack shell（7）One end be installed on air inlet pipe
（10）It is interior, bile duct in air inlet pipe（15）And air inlet pipe（10）Between inner plug is installed（8）, bile duct in air inlet pipe（15）Away from cylinder
Body（7）One end be welded in air inlet pipe（10）It is interior.
A kind of 3. exhaust pipe structure of the flat stack shell of multitube according to claim 2, it is characterised in that the inner plug
（8）Including fixed plate and two of fixed plate both ends elastic installing plates are individually fixed in, two elastic installing plates are and fixed plate
Between weld, elastic installing plate is arranged at bile duct in air inlet pipe（15）Inner wall and air inlet pipe（10）Between outer wall.
A kind of 4. exhaust pipe structure of the flat stack shell of multitube according to claim 1, it is characterised in that the stack shell connection
Pipe（9）For pyramidal structure, stack shell connecting tube（9）With air inlet pipe（10）One end bore of connection is less than and stack shell connecting tube（9）With
Stack shell（7）The bore of one end of connection.
5. the exhaust pipe structure of the flat stack shell of a kind of multitube according to claim 1, it is characterised in that described first fixes
Ear（1）Diameter be more than the second fixed ear（3）Diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272421.XA CN107956565A (en) | 2017-12-06 | 2017-12-06 | A kind of exhaust pipe structure of the flat stack shell of multitube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711272421.XA CN107956565A (en) | 2017-12-06 | 2017-12-06 | A kind of exhaust pipe structure of the flat stack shell of multitube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107956565A true CN107956565A (en) | 2018-04-24 |
Family
ID=61957521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711272421.XA Pending CN107956565A (en) | 2017-12-06 | 2017-12-06 | A kind of exhaust pipe structure of the flat stack shell of multitube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107956565A (en) |
-
2017
- 2017-12-06 CN CN201711272421.XA patent/CN107956565A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180424 |
|
| WD01 | Invention patent application deemed withdrawn after publication |