CN208396792U - A kind of engine exhaust pipe assembly - Google Patents
A kind of engine exhaust pipe assembly Download PDFInfo
- Publication number
- CN208396792U CN208396792U CN201820972796.0U CN201820972796U CN208396792U CN 208396792 U CN208396792 U CN 208396792U CN 201820972796 U CN201820972796 U CN 201820972796U CN 208396792 U CN208396792 U CN 208396792U
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- CN
- China
- Prior art keywords
- pipe
- hole
- metal
- bolt
- connecting flange
- 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.)
- Expired - Fee Related
Links
- 239000002184 metal Substances 0.000 claims abstract description 81
- 229910052751 metal Inorganic materials 0.000 claims abstract description 81
- 239000004744 fabric Substances 0.000 claims abstract description 10
- 238000012856 packing Methods 0.000 claims abstract description 9
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 8
- 239000011152 fibreglass Substances 0.000 claims abstract description 8
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 210000001699 lower leg Anatomy 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000004804 winding Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract description 2
- 238000000429 assembly Methods 0.000 abstract description 2
- 210000002683 foot Anatomy 0.000 description 16
- 239000011521 glass Substances 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Abstract
The utility model discloses a kind of engine exhaust pipe assemblies, the exhaust pipe assembly includes metal inner pipe, the fiberglass cloth being sheathed on outside the metal inner pipe, the metal elastic reed pipe being sheathed on outside the fiberglass cloth, the metal outer pipe being sheathed on outside the metal elastic reed pipe, and it is fixedly arranged on the connecting flange of metal inner pipe and metal outer pipe first end, the metal inner pipe and metal outer pipe first end are fixedly welded with the second face of connecting flange respectively, the metal outer pipe second end is welded to connect to winding on the inside of metal inner pipe second end and with the metal inner pipe second end inner wall, connecting flange periphery is equipped at least three fixation holes, the through-hole being connected to the metal inner pipe is equipped in the middle part of the connecting flange, first face of connecting flange is equipped with the first annular slot to connecting flange sunken inside, the first annular slot is set around through-hole periphery, pad in the first annular slot Equipped with ring packing washer, which protrudes from the first face of connecting flange surface when pad is set in the first annular slot.
Description
Technical field
The utility model relates to a kind of engine exhaust pipe assemblies.
Background technique
The existing exhaust pipe of engine is fixedly connected with muffler by welding mostly, and pipe replacement is being exhausted
When, it is difficult to remove exhaust pipe, causes muffler and exhaust pipe can only be replaced together, cause maintenance cost higher.
Utility model content
The technical problem to be solved by the present invention is in view of the above drawbacks of the prior art, provide a kind of engine
It is vented pipe assembly.
The technical scheme adopted by the utility model to solve the technical problem is as follows: a kind of engine exhaust pipe assembly is constructed,
The exhaust pipe assembly includes metal inner pipe, the fiberglass cloth being sheathed on outside the metal inner pipe, is sheathed on the glass fabric
It metal elastic reed pipe, the metal outer pipe that is sheathed on outside the metal elastic reed pipe outside layer and is fixedly arranged on outside the metal inner pipe and metal
The connecting flange of pipe first end, the metal inner pipe and metal outer pipe first end are fixedly welded with second face of connecting flange respectively,
The metal outer pipe second end is welded to connect to winding on the inside of metal inner pipe second end and with the metal inner pipe second end inner wall, the company
Acting flange periphery is equipped at least three fixation holes, is equipped with the through-hole being connected to the metal inner pipe, the connection in the middle part of the connecting flange
The first face of flange is equipped with the first annular slot to the connecting flange sunken inside, which is set around through-hole periphery, should
Pad is equipped with ring packing washer in first annular slot, which protrudes from this when pad is set in the first annular slot
The first face of connecting flange surface；
Second face of connecting flange is equipped with the second annular groove for being inserted into connection simultaneously for the metal inner pipe and metal outer pipe, should
Metal inner pipe and metal outer pipe are welded to connect with second annular groove respectively.
In engine exhaust pipe assembly described in the utility model, which further includes being sheathed on the exhaust pipe
Outer fixing sleeve, the fixing sleeve roof are installed with the connecting rod being fixedly connected with the fixing sleeve, and the connecting rod top is fixed useful
In the mounting base being fixedly connected with automobile chassis, which is equipped with mounting hole, which, which is equipped with, runs through
First tapped through hole of the fixing sleeve the first side wall, the fixing sleeve second sidewall are equipped with the through the fixing sleeve second sidewall
Two tapped through holes, which is equipped with the third tapped through hole through the fixing sleeve bottom wall, in first tapped through hole
Equipped with the first bolt that can be spirally connected and can be abutted with first outside wall surface of exhaust pipe with first tapped through hole, second screw thread is logical
The second bolt that can be spirally connected and can be abutted with second outside wall surface of exhaust pipe with second tapped through hole, the third spiral shell are equipped in hole
The third bolt that can be spirally connected and can be abutted with the exhaust pipe wall surface with the third tapped through hole is equipped in line through-hole.
In engine exhaust pipe assembly described in the utility model, which is arranged with the first foot pad, should
The cross-sectional diameter of first foot pad is greater than the cross-sectional diameter of first bolt, which is equipped with can be with first bolt
The first threaded hole being spirally connected, the second bolt bottom end are arranged with the second foot pad, the cross-sectional diameter of second foot pad be greater than this
The cross-sectional diameter of two bolts, second foot pad are equipped with the second threaded hole that can be spirally connected with second bolt, the third bolt
Bottom end is arranged with third foot pad, and the cross-sectional diameter of the third foot pad is greater than the cross-sectional diameter of the third bolt, the third foot
Pad is equipped with the third threaded hole that can be spirally connected with the third bolt.
The engine exhaust pipe assembly for implementing the utility model, has the advantages that the hair using the utility model
When motivation is vented pipe assembly, by the way that metal inner pipe, metal outer pipe is arranged, and glass is folded between metal inner pipe and metal outer pipe
Glass scrim cloth can play heat-insulated yesterday, can reduce scald.Pass through the sandwiched metal spring between metal inner pipe and metal outer pipe
Pipe can play the role of increasing exhaust pipe integral strength.By the way that connecting flange is arranged in exhaust pipe first end, user can pass through company
Ring flange at acting flange and muffler vent position carries out flanged joint, dismounts and replaces convenient for the later period.By in flange
The first face of disk, which is arranged first annular slot and pads in a ring groove, sets ring packing washer, by connecting flange and muffler exhaust outlet
Ring flange when being fixedly connected, ring packing washer is located between connecting flange and ring flange, sealing function can be played,
Prevent gas leakage.Further, it by the way that the second annular groove is arranged in the second face of connecting flange, is inserted convenient for metal inner pipe and metal outer pipe
Enter and is welded and fixed.
Detailed description of the invention
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing:
Fig. 1 is the decomposing state cross-sectional structure schematic diagram of the utility model engine exhaust pipe assembly；
Fig. 2 is the fixing sleeve structural schematic diagram of the utility model engine exhaust pipe assembly.
Specific embodiment
It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
Type embodiment is described in further detail.
As shown in Figure 1, in the engine exhaust pipe assembly first embodiment of the utility model, the exhaust pipe assembly 1 packet
Include metal inner pipe 2, the fiberglass cloth 3 being sheathed on outside the metal inner pipe 2, the metal being sheathed on outside the fiberglass cloth 3
Bourdon tube 4, the metal outer pipe 5 being sheathed on outside the metal elastic reed pipe 4 and it is fixedly arranged on the metal inner pipe 2 and metal outer pipe 5 first
The connecting flange 6 at end, the metal inner pipe 2 and 5 first end of metal outer pipe are fixedly welded with 6 second face of connecting flange respectively, should
5 second end of metal outer pipe is welded to connect to winding on the inside of 2 second end of metal inner pipe and with the 2 second end inner wall of metal inner pipe, should
6 periphery of connecting flange is equipped at least three fixation holes 7, is equipped with the through-hole 8 being connected to the metal inner pipe 2 in the middle part of the connecting flange 6,
6 first face of connecting flange is equipped with the first annular slot 9 to 6 sunken inside of connecting flange, and it is logical which is set around this
8 periphery of hole, the interior pad of first annular slot 9 are equipped with ring packing washer 10, which is set to first ring in pad
The 6 first face surface of connecting flange is protruded from when in shape slot 9；
6 second face of connecting flange is equipped with the second annular groove for being inserted into connection simultaneously for the metal inner pipe 2 and metal outer pipe 5
24, the metal inner pipe 2 and metal outer pipe 5 are welded to connect with second annular groove 24 respectively.
Using the utility model engine exhaust pipe assembly 1 when, by be arranged metal inner pipe 2, metal outer pipe 5, and
It is folded with fiberglass cloth 3 between metal inner pipe 2 and metal outer pipe 5, heat-insulated yesterday can be played, scald can be reduced.By
Sandwiched metal elastic reed pipe 4 between metal inner pipe 2 and metal outer pipe 5 can play the role of increasing exhaust pipe integral strength.By
Connecting flange 6 is arranged in exhaust pipe first end, and user can be carried out by the ring flange at connecting flange 6 and muffler vent position
Flanged joint is dismounted and is replaced convenient for the later period.It is set by the way that first annular slot 9 is arranged and pads in a ring groove in the first face of ring flange
Ring packing washer 10, when the ring flange of connecting flange 6 and muffler exhaust outlet is fixedly connected, ring packing washer
10 are located between connecting flange 6 and ring flange, can play sealing function, prevent gas leakage.Further, by connecting flange
The second annular groove 24 is arranged in 6 second faces, is inserted into and is welded and fixed convenient for metal inner pipe 2 and metal outer pipe 5.
It further, is preferably fixed exhaust pipe, as shown in Fig. 2, the exhaust pipe assembly 1 further includes being sheathed on the exhaust
Fixing sleeve 11 outside pipe, 11 roof of fixing sleeve are installed with the connecting rod 12 being fixedly connected with the fixing sleeve 11, the connecting rod 12
Top is installed with the mounting base 13 for being fixedly connected with automobile chassis, which is equipped with mounting hole 14, the fixing sleeve
11 the first side walls are equipped with the first tapped through hole 15 through 11 the first side wall of fixing sleeve, set in 11 second sidewall of fixing sleeve
There is the second tapped through hole 16 through 11 second sidewall of fixing sleeve, which, which is equipped with, runs through 11 bottom of fixing sleeve
The third tapped through hole 17 of wall, being equipped in first tapped through hole 15 can be spirally connected and can be with the exhaust with first tapped through hole 15
The first bolt 18 that the first outside wall surface of pipe abuts, interior be equipped with of second tapped through hole 16 can be spirally connected simultaneously with second tapped through hole 16
The second bolt 19 that can be abutted with second outside wall surface of exhaust pipe, interior be equipped with of the third tapped through hole 17 can be logical with the third screw thread
The third bolt 20 that hole 17 is spirally connected and can abut with the exhaust pipe wall surface.When installing exhaust pipe, mounting base 13 is passed through into peace
Dress hole 14 is fixedly connected with automobile chassis, and exhaust pipe is inserted into the fixed hole in fixing sleeve 11, the first spiral shell is then rotated
Bolt 18, the second bolt 19 and third bolt 20, until the first bolt 18, the second bolt 19 and third bolt 20 are respectively held against exhaust
The fixation to exhaust pipe is realized in three sides of pipe.
To prevent the first bolt 18, the second bolt 19 and third bolt 20 that will be vented the deformation of tube outer surface top, first spiral shell
18 bottom end of bolt is arranged with the first foot pad 21, and the cross section that the cross-sectional diameter of first foot pad 21 is greater than first bolt 18 is straight
Diameter, first foot pad 21 are equipped with the first threaded hole that can be spirally connected with first bolt 18, which is arranged with
Second foot pad 22, the cross-sectional diameter of second foot pad 22 are greater than the cross-sectional diameter of second bolt 19, second foot pad 22
It is equipped with the second threaded hole that can be spirally connected with second bolt 19, which is arranged with third foot pad 23, this
The cross-sectional diameter of three foots pad 23 is greater than the cross-sectional diameter of the third bolt 20, which is equipped with can be with the third
The third threaded hole that bolt 20 is spirally connected.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (3)
1. a kind of engine exhaust pipe assembly, which is characterized in that the exhaust pipe assembly includes metal inner pipe, is sheathed on the gold
Belong to the fiberglass cloth outside inner tube, the metal elastic reed pipe being sheathed on outside the fiberglass cloth, be sheathed on the metal elastic
Metal outer pipe outside reed pipe and the connecting flange for being fixedly arranged on the metal inner pipe and metal outer pipe first end, in the metal
Pipe and metal outer pipe first end are fixedly welded with second face of connecting flange respectively, and the metal outer pipe second end is into metal
It winds on the inside of pipe second end and is welded to connect with the metal inner pipe second end inner wall, the connecting flange periphery is equipped at least three
A fixation hole, the connecting flange middle part are equipped with the through-hole being connected to the metal inner pipe, and first face of connecting flange is equipped with
To the first annular slot of the connecting flange sunken inside, the first annular slot is set around the through-hole periphery, first ring
Pad is equipped with ring packing washer in shape slot, and the ring packing washer protrudes from described when pad is set in the first annular slot
The first face of connecting flange surface；
Second face of connecting flange is equipped with the second annular groove for being inserted into connection simultaneously for the metal inner pipe and metal outer pipe, institute
Metal inner pipe and metal outer pipe is stated to be welded to connect with second annular groove respectively.
2. engine exhaust pipe assembly according to claim 1, which is characterized in that the exhaust pipe assembly further includes being arranged
Fixing sleeve outside the exhaust pipe, the fixing sleeve roof is installed with the connecting rod being fixedly connected with the fixing sleeve, described
Connecting rod top is installed with the mounting base for being fixedly connected with automobile chassis, and the mounting base is equipped with mounting hole, described solid
Surely set the first side wall is equipped with the first tapped through hole through the fixing sleeve the first side wall, sets in the fixing sleeve second sidewall
There is the second tapped through hole through the fixing sleeve second sidewall, the fixing sleeve bottom wall, which is equipped with, runs through the fixing sleeve bottom wall
Third tapped through hole, being equipped in first tapped through hole can be spirally connected and can be with the exhaust pipe with first tapped through hole
The first bolt that first outside wall surface abuts, being equipped in second tapped through hole can be spirally connected and can be with second tapped through hole
The second bolt that second outside wall surface of exhaust pipe abuts, interior be equipped with of the third tapped through hole can be with the third tapped through hole
The third bolt that is spirally connected and can be abutted with the exhaust pipe wall surface.
3. engine exhaust pipe assembly according to claim 2, which is characterized in that first bolt bottom end is arranged with
One foot pad, the cross-sectional diameter of first foot pad are greater than the cross-sectional diameter of first bolt, set on first foot pad
There is the first threaded hole that can be spirally connected with first bolt, second bolt bottom end is arranged with the second foot pad, the crus secunda
The cross-sectional diameter of pad is greater than the cross-sectional diameter of second bolt, and second foot pad is equipped with can be with second bolt
The second threaded hole being spirally connected, third bolt bottom end are arranged with third foot pad, and the cross-sectional diameter of the third foot pad is greater than
The cross-sectional diameter of the third bolt, the third foot pad are equipped with the third threaded hole that can be spirally connected with the third bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820972796.0U CN208396792U (en) | 2018-06-24 | 2018-06-24 | A kind of engine exhaust pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820972796.0U CN208396792U (en) | 2018-06-24 | 2018-06-24 | A kind of engine exhaust pipe assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208396792U true CN208396792U (en) | 2019-01-18 |
Family
ID=65133054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820972796.0U Expired - Fee Related CN208396792U (en) | 2018-06-24 | 2018-06-24 | A kind of engine exhaust pipe assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208396792U (en) |
-
2018
- 2018-06-24 CN CN201820972796.0U patent/CN208396792U/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: 20190118 |