CN209539430U - A kind of new engine exhaust manifold weld assembly - Google Patents
A kind of new engine exhaust manifold weld assembly Download PDFInfo
- Publication number
- CN209539430U CN209539430U CN201822249087.2U CN201822249087U CN209539430U CN 209539430 U CN209539430 U CN 209539430U CN 201822249087 U CN201822249087 U CN 201822249087U CN 209539430 U CN209539430 U CN 209539430U
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- China
- Prior art keywords
- end cap
- heat shield
- fixed
- bend pipe
- rear end
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Abstract
The utility model discloses a kind of new engine exhaust manifold weld assemblies, including main body shell, one end of the main body shell is connected with rear end cap, one end of the rear end cap is by being welded and connected with connecting tube, the connecting tube upper surface is provided with protection mechanism, and the protection mechanism includes end cap bend pipe heat shield, post oxygen sensor nut, fixed lobe, fillet block and arc positioning groove；The fillet block of the utility model is fixed on the top of fixed lobe and is placed on the inside of arc positioning groove, facilitate the fastness increased fixed lobe inside arc positioning groove and prevents the sliding when end cap bend pipe heat shield is placed on the upside of rear end cap, facilitate end cap bend pipe heat shield to be fixed on the upside of rear end cap while facilitating worker that bolt is installed, make end cap bend pipe heat shield securely in the upside of rear end cap, facilitate end cap bend pipe heat shield dismounting and change simultaneously, and keep connecting tube and rear end cap by heat insulation, it reduces exhaust resistance and improves the performance of engine.
Description
Technical field
The utility model belongs to exhaust manifold technical field, and in particular to a kind of new engine exhaust manifold welding group
Part.
Background technique
Exhaust manifold is connected with engine cylinder block, and the exhaust of each cylinder is put together importing exhaust main, is had
The pipeline of disagreement.Requirement to it is mainly to reduce exhaust resistance to the greatest extent, and avoid interfering with each other between each cylinder.Exhaust is excessive
When concentration, it can generate and interfere with each other between each cylinder, that is, when certain cylinder is vented, just encounter other cylinder and alter not emptying of coming
Exhaust gas.In this way, just will increase the resistance of exhaust, and then reduce the output power of engine.Solution is to make the row of each cylinder
Gas is separated as far as possible, one branch of every cylinder or Liang Gangyige branch, and each branch is made to lengthen and independently be formed to reduce as far as possible
Gas in different pipes influences each other.
Existing manifold causes to increase exhaust resistance and increase between each cylinder when in use since bend is more and length is short
Interfere with each other, and reduce engine performance and bend pipe heat shield during installation be easy play, promoted installation difficulty simultaneously reduce work
The problem of task efficiency, thus it is proposed that a kind of new engine exhaust manifold weld assembly.
Utility model content
The purpose of this utility model is to provide a kind of new engine exhaust manifold weld assemblies, to solve above-mentioned background
Existing manifold is proposed in technology when in use since bend is more and length is short, cause increase exhaust resistance and increase each cylinder it
Between interfere with each other, and reduce engine performance and bend pipe heat shield during installation be easy play, promoted installation difficulty simultaneously reduce
The problem of work task efficiency.
To achieve the above object, the utility model provides the following technical solutions: a kind of new engine exhaust manifold welding
Component, including main body shell, one end of the main body shell are connected with the rear end cap other end and are connected with convergence chamber, the rear end cap
One end by being welded and connected with connecting tube, one end of the convergence chamber is symmetrically installed by welding machine is fixed with manifold, the company
Adapter tube upper surface is provided with protection mechanism, and the protection mechanism includes that end cap bend pipe heat shield, post oxygen sensor nut, fixation are convex
It rises, fillet block and arc positioning groove, the end cap bend pipe heat shield are fixed on the upside of connecting tube and rear end cap, the end
One end of lid bend pipe heat shield is fixed on the upper surface of connecting tube by post oxygen sensor nut, and the end cap bend pipe is heat-insulated
The other end of cover is fixed on the upper surface of rear end cap by bolt, and it is curved that the post oxygen sensor nut is fixed on end cap
The upper surface of pipe heat shield, the fixed lobe are symmetrically installed the upper surface for being fixed on rear end cap and are placed on arc positioning groove
Inside, the arc positioning groove are symmetrically provided at the inner surface edge position of end cap bend pipe heat shield, the fillet block installation
It is fixed on the top of fixed lobe and is placed on the inside of arc positioning groove, one end of the manifold is provided with bindiny mechanism.
Preferably, fixed mechanism include four hole ring flanges, the first heat shield mounting bracket, the second heat shield mounting bracket,
Preceding lambda sensor nut and connecting hole, the side other end that one end of the manifold is connected to convergence chamber are connected with four Kong Falan
One end of disk, the manifold is connected with engine by four hole ring flanges, and the first heat shield mounting bracket is symmetrically installed solid
It is scheduled in the upper surface of four hole ring flanges, the inside of the first heat shield mounting bracket offers threaded hole, the manifold
Surface is mounted with the second heat shield mounting bracket, the upside of the manifold by the second heat shield mounting bracket and first every
Hot cover mounting bracket is equipped with heat shield, lambda sensor nut before the upper surface of the preceding lambda sensor nut is mounted with,
The connecting hole is symmetrically provided with the surface of four hole ring flanges.
Preferably, the two sides of the main body shell, which are symmetrically installed, is fixed with main body rack, and the surface of the main body rack is opened
Equipped with threaded hole.
Preferably, one end of the connecting tube is connect with rear end cap, and the other end of the connecting tube is connected with outlet flange
Disk, the surface of the outlet ring flange symmetrically offer through-hole, and the inside of the through-hole is placed with bolt.
Preferably, the lower surface of the main body shell is mounted with body supports bracket, the body supports bracket
Surface offers hole.
Preferably, the inside of the main body shell is mounted with catalyst, and the catalyst both ends are provided with retaining ring.
Preferably, one end of the outlet ring flange, which is connected with, connect the other end with connecting tube and is connected with muffler.
Compared with prior art, the utility model has the beneficial effects that
(1) the fillet block of the utility model is fixed on the top of fixed lobe and is placed on the interior of arc positioning groove
Portion facilitates the fastness increased fixed lobe inside arc positioning groove and prevents from being placed on rear end in end cap bend pipe heat shield
Sliding when covering side facilitates end cap bend pipe heat shield to be fixed on the upside of rear end cap while worker being facilitated to install bolt, makes
End cap bend pipe heat shield facilitates end cap bend pipe heat shield dismounting and change, and keep connecting tube securely in the upside of rear end cap
With rear end cap by heat insulation, manifold is provided with four and lengthens setting and do not have bend, helps to reduce exhaust resistance simultaneously
Improve the performance of engine.
(2) connecting hole of the utility model is symmetrically provided with the surface of four hole ring flanges, and four hole ring flanges is facilitated to pass through spiral shell
Bolt is fixed on engine, improves the installation effectiveness of worker, and by the heat shield on the upside of manifold, increases the use of manifold
Safety simultaneously prevents temperature raising from causing to scald user.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the main body shell side structure schematic view of the utility model；
Fig. 3 is the main body shell positive structure diagram of the utility model；
Fig. 4 is the area the Tu2Zhong A enlarged structure schematic diagram of the utility model；
Fig. 5 is the outlet ring flange backsight structural representation of the utility model；
In figure: 1, four hole ring flange；2, the first heat shield mounting bracket；3, the second heat shield mounting bracket；4, manifold；
5, preceding lambda sensor nut；6, main body shell；7, chamber is converged；8, main body rack；9, end cap bend pipe heat shield；10, rear oxygen sensing
Device nut；11, outlet ring flange；12, connecting tube；13, rear end cap；14, body supports bracket；15, connecting hole；16, fixation is convex
It rises；17, fillet block；18, arc positioning groove；19, through-hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5 are please referred to, the utility model provides a kind of technical solution: a kind of new engine
Exhaust manifold weld assembly, including main body shell 6, one end of main body shell 6 are connected with 13 other end of rear end cap and are connected with convergence
Chamber 7, by being welded and connected with connecting tube 12, one end of convergence chamber 7 is symmetrically installed by welding machine to be fixed with for one end of rear end cap 13
Manifold 4,12 upper surface of connecting tube are provided with protection mechanism, and protection mechanism includes end cap bend pipe heat shield 9, post oxygen sensor nut
10, fixed lobe 16, fillet block 17 and arc positioning groove 18, end cap bend pipe heat shield 9 are fixed on connecting tube 12 and rear end
One end of the upside of lid 13, end cap bend pipe heat shield 9 is fixed on the upper of connecting tube 12 by post oxygen sensor nut 10
The other end on surface, end cap bend pipe heat shield 9 is fixed on the upper surface of rear end cap 13, post oxygen sensor nut by bolt
10 are fixed on the upper surface of end cap bend pipe heat shield 9, and fixed lobe 16 is symmetrically installed the upper surface for being fixed on rear end cap 13
And it is placed on the inside of arc positioning groove 18, arc positioning groove 18 is symmetrically provided with the inner surface edge of end cap bend pipe heat shield 9
At position, fillet block 17 is fixed on the top of fixed lobe 16 and is placed on the inside of arc positioning groove 18, helps to increase
It is fixed 16 fastness inside arc positioning groove 18 of protrusion and prevents from being placed on rear end cap 13 in end cap bend pipe heat shield 9
It is slided when side, end cap bend pipe heat shield 9 is facilitated to be fixed on the upside of rear end cap 13 while facilitating worker that bolt is installed, make to hold
Lid bend pipe heat shield 9 facilitates 9 dismounting and change of end cap bend pipe heat shield, and keep connecting securely in the upside of rear end cap 13
Pipe 12 and rear end cap 13 by heat insulation, manifold 4 is provided with four and lengthens setting and without bend, helps to reduce exhaust
Resistance and the performance for improving engine, one end of manifold 4 are provided with bindiny mechanism.
In the present embodiment, it is preferred that fixed mechanism include four hole ring flanges 1, the first heat shield mounting bracket 2, second every
Hot cover mounting bracket 3, preceding lambda sensor nut 5 and connecting hole 15, manifold 4 are extended type hollow cylinder body mechanism and are not provided with
Bend helps to reduce exhaust resistance, and the side other end that one end of manifold 4 is connected to convergence chamber 7 is connected with four hole ring flanges
1, one end of manifold 4 is connected with engine by four hole ring flanges 1, and the first heat shield mounting bracket 2, which is symmetrically installed, to be fixed on
The upper surface of four hole ring flanges 1, the inside of the first heat shield mounting bracket 2 offer threaded hole, and the surface of manifold 4, which is installed, to be fixed
There is the second heat shield mounting bracket 3, the upside of manifold 4 passes through the second heat shield mounting bracket 3 and the first heat shield mounting bracket
2 are equipped with heat shield, and lambda sensor nut 5 before the upper surface of preceding lambda sensor nut 5 is mounted with, connecting hole 15 is symmetrically opened
It is located at the surface of four hole ring flanges 1, facilitates four hole ring flanges 1 to be fixed on engine by bolt, improves the peace of worker
Fill efficiency, and by the heat shield of the upside of manifold 4, increase manifold 4 using safe and prevent temperature raising from scald being caused to be used
Family.
In the present embodiment, it is preferred that the two sides of main body shell 6, which are symmetrically installed, is fixed with main body rack 8, main body rack 8
Surface offers threaded hole, and main body shell 6 is facilitated to be fixed on inside automobile frame.
In the present embodiment, it is preferred that one end of connecting tube 12 is connect with rear end cap 13, and the other end of connecting tube 12 is connected with
Outlet ring flange 11, the surface of outlet ring flange 11 symmetrically offer through-hole 19, and the inside of through-hole 19 is placed with bolt, convenient
Outlet ring flange 11 is connected and fixed with other pipelines.
In the present embodiment, it is preferred that the lower surface of main body shell 6 is mounted with body supports bracket 14, body supports
The surface of bracket 14 offers hole, facilitates the support of body supports bracket 14 to fix main body shell 6 and main body shell 6 is facilitated to pacify
Dress is fixed on the support frame.
In the present embodiment, it is preferred that the inside of main body shell 6 is mounted with catalyst, and catalyst both ends are provided with
Retaining ring facilitates the exhaust gas of 6 filtration, purification engine of main body shell discharge.
In the present embodiment, it is preferred that one end of outlet ring flange 11, which is connected with, to be connect the other end with connecting tube 12 and be connected with
Muffler helps to reduce the noise that exhaust generates.
The working principle and process for using of the utility model: the utility model is when in use, first end cap bend pipe heat shield 9
It is placed on the upside of connecting tube 12 and rear end cap 13, while fixed lobe 16 being allowed to be fixed in the inside of arc positioning groove 18,
Post oxygen sensor nut 10 is then fixed on the upper surface of end cap bend pipe heat shield 9 simultaneously close to outlet ring flange 11
At position, then four manifolds 4 are fixed on engine by four hole ring flanges 1 respectively, while heat shield is passed through
First heat shield mounting bracket 2 and the second heat shield mounting bracket 3 are fixed on the upside of manifold 4, can make after being installed
With the utility model, each air-flow of exhaust duct on engine is flowed into inside the convergence chamber 7 of end by four independent manifolds 4,
It subsequently enters inside main body shell 6, gas is discharged after being purified by main body shell 6 by connecting tube 12.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. one end of a kind of new engine exhaust manifold weld assembly, including main body shell (6), the main body shell (6) connects
It is connected to rear end cap (13) other end and is connected with convergence chamber (7), one end of the rear end cap (13) is by being welded and connected with connecting tube
(12), one end of convergence chamber (7) is symmetrically installed by welding machine is fixed with manifold (4), it is characterised in that: the connecting tube
(12) upper surface is provided with protection mechanism, and the protection mechanism includes end cap bend pipe heat shield (9), post oxygen sensor nut
(10), fixed lobe (16), fillet block (17) and arc positioning groove (18), the end cap bend pipe heat shield (9) are fixed on
One end of the upside of connecting tube (12) and rear end cap (13), the end cap bend pipe heat shield (9) passes through post oxygen sensor nut
(10) it is fixed on the upper surface of connecting tube (12), the other end of the end cap bend pipe heat shield (9) is installed solid by bolt
It is scheduled on the upper surface of rear end cap (13), the post oxygen sensor nut (10) is fixed on the upper of end cap bend pipe heat shield (9)
Surface, the fixed lobe (16) are symmetrically installed the upper surface for being fixed on rear end cap (13) and are placed on arc positioning groove (18)
Inside, the arc positioning groove (18) are symmetrically provided at the inner surface edge position of end cap bend pipe heat shield (9), the fillet
Block (17) is fixed on the top of fixed lobe (16) and is placed on the inside of arc positioning groove (18), the manifold (4)
One end is provided with bindiny mechanism.
2. a kind of new engine exhaust manifold weld assembly according to claim 1, it is characterised in that: fixed mechanism packet
Include four hole ring flanges (1), the first heat shield mounting bracket (2), the second heat shield mounting bracket (3), preceding lambda sensor nut (5)
With connecting hole (15), the side other end that one end of the manifold (4) is connected to convergence chamber (7) is connected with four hole ring flanges (1),
One end of the manifold (4) is connected with engine by four hole ring flanges (1), and the first heat shield mounting bracket (2) is symmetrical
It is fixed in the upper surface of four hole ring flanges (1), the inside of the first heat shield mounting bracket (2) offers screw thread
Hole, the surface of the manifold (4) are mounted with the second heat shield mounting bracket (3), and the upside of the manifold (4) passes through second
Heat shield mounting bracket (3) and the first heat shield mounting bracket (2) are equipped with heat shield, the preceding lambda sensor nut (5)
Upper surface is mounted with preceding lambda sensor nut (5), and the connecting hole (15) is symmetrically provided with the table of four hole ring flanges (1)
Face.
3. a kind of new engine exhaust manifold weld assembly according to claim 1, it is characterised in that: the body shell
The two sides of body (6), which are symmetrically installed, to be fixed with main body rack (8), and the surface of the main body rack (8) offers threaded hole.
4. a kind of new engine exhaust manifold weld assembly according to claim 1, it is characterised in that: the connecting tube
(12) one end is connect with rear end cap (13), and the other end of the connecting tube (12) is connected with outlet ring flange (11), it is described go out
The surface of gas ring flange (11) symmetrically offers through-hole (19), and the inside of the through-hole (19) is placed with bolt.
5. a kind of new engine exhaust manifold weld assembly according to claim 1, it is characterised in that: the body shell
The lower surface of body (6) is mounted with body supports bracket (14), and the surface of the body supports bracket (14) offers hole.
6. a kind of new engine exhaust manifold weld assembly according to claim 1, it is characterised in that: the body shell
The inside of body (6) is mounted with catalyst, and the catalyst both ends are provided with retaining ring.
7. a kind of new engine exhaust manifold weld assembly according to claim 4, it is characterised in that: the outlet method
One end of blue disk (11), which is connected with, to be connect the other end with connecting tube (12) and is connected with muffler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822249087.2U CN209539430U (en) | 2018-12-29 | 2018-12-29 | A kind of new engine exhaust manifold weld assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822249087.2U CN209539430U (en) | 2018-12-29 | 2018-12-29 | A kind of new engine exhaust manifold weld assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539430U true CN209539430U (en) | 2019-10-25 |
Family
ID=68267728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822249087.2U Expired - Fee Related CN209539430U (en) | 2018-12-29 | 2018-12-29 | A kind of new engine exhaust manifold weld assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539430U (en) |
-
2018
- 2018-12-29 CN CN201822249087.2U patent/CN209539430U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 Termination date: 20201229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |