CN220227015U - Automobile exhaust purification system adopting shell welding seal - Google Patents
Automobile exhaust purification system adopting shell welding seal Download PDFInfo
- Publication number
- CN220227015U CN220227015U CN202321494750.XU CN202321494750U CN220227015U CN 220227015 U CN220227015 U CN 220227015U CN 202321494750 U CN202321494750 U CN 202321494750U CN 220227015 U CN220227015 U CN 220227015U
- Authority
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- Prior art keywords
- pipe
- shell
- air inlet
- joint
- fixedly connected
- 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.)
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- 238000000746 purification Methods 0.000 title claims abstract description 55
- 238000003466 welding Methods 0.000 title claims abstract description 18
- 229910052751 metal Inorganic materials 0.000 claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 26
- 230000003197 catalytic effect Effects 0.000 claims description 39
- 230000035939 shock Effects 0.000 claims description 21
- 238000010521 absorption reaction Methods 0.000 claims description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- 239000001301 oxygen Substances 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000006698 induction Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 8
- 239000002912 waste gas Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 2
- 241000282414 Homo sapiens Species 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003351 stiffener Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 oxynitride Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000013014 purified material Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model belongs to the technical field of purification systems, and particularly relates to an automobile exhaust purification system adopting shell welding sealing. The utility model comprises a first air inlet half pipe, a second air inlet half pipe, a metal shell and an air outlet pipe shell.
Description
Technical Field
The utility model belongs to the technical field of purification systems, and relates to an automobile exhaust purification system adopting shell welding sealing.
Background
With the development of society and economy, automobiles are becoming more popular, and the automobiles generally consume oil products such as gasoline, diesel oil and the like. The exhaust gas produced by the automobile contains hundreds of different compounds, and the pollutants include solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbon, oxynitride, lead, sulfur oxide and the like. The tail gas directly damages human health and can also have profound influence on the living environment of human beings. Sulfur dioxide in the tail gas has strong pungent smell, and when the concentration reaches a certain value, the acid rain is easy to occur, so that soil and water sources are acidified, and the growth of crops and forests is influenced. The existing tail gas is discharged after passing through the ternary purifier, so that the standard is achieved, but the ternary purifier is arranged at the bottom of a vehicle and can meet a lot of jolt conditions in the running process of the vehicle, so that the ternary purifier is easy to break or crack and damage, catalytic purification matters in the ternary purifier are leaked, and the evolution standard is not achieved.
Disclosure of Invention
The utility model aims to solve the problems and provide an automobile exhaust purification system adopting shell welding sealing.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides an adopt sealed automobile exhaust purification system of casing welding, includes first air inlet half pipe, second air inlet half pipe, metal casing and gives vent to anger the shell, first air inlet half pipe merges into curved pipe with the second air inlet half pipe, and curved pipe front end cover is equipped with the outer joint, first air inlet half pipe merges the other end with the second air inlet half pipe and is equipped with the pipe joint portion, put into catalytic purification thing in the pipe joint portion of going up, catalytic purification thing other end inserts in the lower clutch, catalytic purification thing overcoat is equipped with interior shell, interior shell overcoat is equipped with the metal casing, the metal casing is equipped with hanger and lock joint piece outward, lower clutch partner other end inserts and is equipped with first return bend, the first return bend other end inserts in the shock tube, the outlet duct inserts in the shock tube other end, the outlet duct middle part overcoat is equipped with the shell of giving vent to anger, the outlet duct lower extreme is equipped with the flange piece, all be equipped with oxygen sensing hole on first air inlet half pipe and the first return bend.
In the above-mentioned automobile exhaust purification system adopting shell welding seal, the first half pipe section arm that admits air is fixed to connect the second half pipe section arm that admits air, and the first half pipe that admits air and the second half pipe that admits air become whole bent tubular, the first half pipe that admits air inserts in the fixed connection outer joint with the second half pipe connection front end that admits air, and outer joint peripheral circle is equipped with extends limit, and the external exhaust department of car inside is external to the outer joint simultaneously.
In the automobile exhaust purification system adopting the shell welding seal, the first air inlet half pipe and the second air inlet half pipe are connected and formed, the other end of the first air inlet half pipe and the second air inlet half pipe are fixedly connected with the upper pipe joint part, the diameter of the upper pipe joint part is larger than that of the formed bent pipe, and one end of the catalytic purification object is inserted into and fixedly connected with the upper pipe joint part.
In the automobile exhaust purification system adopting the shell welding seal, the other end of the catalytic purification object is inserted into the lower pipe joint which is fixedly connected, the surface of the catalytic purification object is lower than the lower pipe joint and the upper pipe joint, the catalytic purification object is sleeved with the fixedly connected built-in shell, and two ends of the built-in shell are respectively inserted into the upper pipe joint and the lower pipe joint which are fixedly connected.
In the automobile exhaust purification system adopting the shell welding seal, the built-in shell is sleeved with the fixedly connected metal shell, two ends of the metal shell are respectively inserted into the fixedly connected upper pipe joint part and the lower pipe joint, and the outer surface of the metal shell is lower than the upper pipe joint part and the lower pipe joint.
In the automobile exhaust purification system adopting the shell welding seal, the first elbow is fixedly connected in the other end of the lower pipe joint in an inserted mode, and the bending direction of the first elbow and the bending direction plane of the first air inlet half pipe and the second air inlet half pipe forming curved pipe are ninety degrees.
In the automobile exhaust purification system adopting the shell welding seal, the other end of the first bent pipe is inserted into one end of the shock absorption pipe fixedly connected with the other end of the first bent pipe, the middle part of the shock absorption pipe bulges, and meanwhile, the diameter of the bulge end of the middle part is larger than that of the two ends.
In the automobile exhaust purification system adopting the shell welding seal, one end of the air outlet pipe is fixedly connected with the other end of the shock absorption pipe in an inserted mode, the other end of the air outlet pipe is fixedly connected with the flange plate, the flange plate is externally connected with the automobile, and the middle of the air outlet pipe is provided with the ring groove.
In the automobile exhaust purification system adopting the shell welding seal, the ring groove is sleeved with the fixedly connected air outlet pipe shell, the outer surface of the air outlet pipe shell is flush with the outer surfaces of the two ends of the air outlet pipe, one side of the air outlet pipe shell is fixedly connected with the U-shaped positioning rod, and the U-shaped positioning rod is internally fixedly connected with the inner reinforcing rib rod.
In the above automobile exhaust purification system adopting shell welding and sealing, the first air inlet half pipe and the first bent pipe are provided with oxygen induction holes, and the oxygen induction holes are communicated with the inside.
Compared with the prior art, the utility model has the advantages that:
the utility model is characterized in that the first air inlet half pipe and the second air inlet half pipe are welded and combined to form the curved pipe, the first air inlet half pipe and the second air inlet half pipe are combined and then connected with the upper pipe joint part, meanwhile, a catalytic purification object is arranged between the upper pipe joint part and the lower pipe joint, an inner shell and a metal shell are arranged outside the catalytic purification object, the lower end of the lower pipe joint is connected with the first curved pipe, the shock absorption pipe and the air outlet pipe to prevent vibration fracture, meanwhile, an air outlet pipe shell is arranged outside the air outlet pipe, the inner shell and the metal shell are utilized to protect the catalytic purification object, and the air outlet pipe shell is used for protecting the air outlet pipe, so that the device cannot be broken or cracked due to jolt in the running process, the service time of the device is prolonged, and the catalytic purification object is placed to leak.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is an overall schematic of the present utility model;
FIG. 2 is an exploded view of the catalytic converter, the inner housing and the metal housing of the present utility model;
FIG. 3 is an exploded view of the outlet tube and the outlet tube shell of the present utility model;
FIG. 4 is an overall rear schematic of the present utility model;
fig. 5 is a schematic side view of the overall utility model.
In the figure: 1. a first air inlet half pipe; 2. a second air inlet half pipe; 3. a metal housing; 31. a built-in housing; 32. catalytic purification; 4. a first elbow; 5. a shock tube; 6. a gas outlet tube shell; 61. an air outlet pipe; 62. a ring groove; 7. a flange plate; 8. a U-shaped positioning rod; 9. an inner stiffener bar; 10. a hanging piece; 11. a locking block; 12. a lower pipe joint; 13. an upper pipe joint part; 14. an outer joint; 15. oxygen sensing holes.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1-5, an automobile exhaust purification system adopting shell welding and sealing comprises a first air inlet half pipe 1, a second air inlet half pipe 2, a metal shell 3 and an air outlet pipe shell 6, wherein the first air inlet half pipe 1 and the second air inlet half pipe 2 are combined into a curved pipe, the front end of the curved pipe is sleeved with an outer joint 14, the other end of the first air inlet half pipe 1 and the other end of the second air inlet half pipe 2 are combined with an upper pipe joint part 13, a catalytic purification object 32 is placed in the upper pipe joint part 13, the other end of the catalytic purification object 32 is inserted into a lower pipe joint 12, a built-in shell 31 is sleeved with the metal shell 3, a hanger 10 and a locking joint block 11 are arranged outside the metal shell 3, a first elbow pipe 4 is inserted into the other end of the lower pipe joint 12, the other end of the first elbow pipe 4 is inserted into a shock absorption pipe 5, an air outlet pipe 61 is sleeved with an air outlet 6, a flange piece 7 is arranged at the middle part of the air outlet pipe 61, and the lower end of the air outlet 61 is inserted into the lower pipe joint part, and the first air inlet half pipe 1 and the first elbow pipe 4 and the upper pipe 4 are provided with an oxygen inlet pipe 15.
The cross-section arm of the second air inlet half pipe 2 is fixedly connected with the cross-section arm of the first air inlet half pipe 1, the first air inlet half pipe 1 and the second air inlet half pipe 2 form an integral bent pipe shape, the front end of the connection of the first air inlet half pipe 1 and the second air inlet half pipe 2 is inserted into the outer joint 14 which is fixedly connected, an extending edge is arranged on the peripheral ring of the outer joint 14, and meanwhile, the outer joint 14 is externally connected with an exhaust position inside an automobile.
The first air inlet half pipe 1 and the second air inlet half pipe 2 are welded into an integral bent pipe, so that the bent pipe structure is reinforced, the front end of the bent pipe is fixedly connected with the outer joint 14, and in order to directly guide the generated waste gas into the merging pipe of the first air inlet half pipe 1 and the second air inlet half pipe 2 when a vehicle runs.
Further, the first air inlet half pipe 1 and the second air inlet half pipe 2 are connected and formed, the other end of the first air inlet half pipe is fixedly connected with an upper pipe joint part 13, the diameter of the upper pipe joint part 13 is larger than that of the formed bent pipe, and one end of the catalytic purification material 32 is fixedly connected in the upper pipe joint part 13.
After the generated waste gas enters the merging pipe of the first air inlet half pipe 1 and the second air inlet half pipe 2, a catalytic purification object 32 is arranged in an upper pipe joint part 13 arranged at the other end of the merging pipe, and the waste gas flows to the next procedure through the reaction and filtration of the catalytic purification object 32.
The other end of the catalytic purification material 32 is inserted into the lower pipe joint 12, the surface of the catalytic purification material 32 is lower than the lower pipe joint 12 and the upper pipe joint 13, the catalytic purification material 32 is sleeved with the inner shell 31 which is fixedly connected, and two ends of the inner shell 31 are respectively inserted into the upper pipe joint 13 and the lower pipe joint 12.
Further, the inner housing 31 is sleeved with the fixedly connected metal housing 3, two ends of the metal housing 3 are respectively inserted into the fixedly connected upper pipe joint 13 and the lower pipe joint 12, and the outer surface of the metal housing 3 is lower than the upper pipe joint 13 and the lower pipe joint 12.
The catalytic purifying object 32 is arranged in the upper pipe joint 13 and the lower pipe joint 12, and the built-in shell 31 and the metal shell 3 are used for protective wrapping, so that exhaust gas can not leak when passing through the catalytic purifying object 32, and meanwhile, the internal catalytic purifying object 32 is well and effectively protected.
The first bent pipe 4 is fixedly connected with the other end of the lower pipe joint 12 in an inserted mode, and the bending direction of the first bent pipe 4 is ninety degrees to the bending direction plane of the curved pipe formed by the first air inlet half pipe 1 and the second air inlet half pipe 2.
Further, the other end of the first bent pipe 4 is inserted into one end of the shock absorption pipe 5 fixedly connected, the middle part of the shock absorption pipe 5 is bulged, and meanwhile, the diameter of the bulged end of the middle part is larger than that of the two ends.
The other end of the lower pipe joint 12 is fixedly connected with a first bent pipe 4, the first bent pipe 4 is connected with a shock absorption pipe 5, the bending angle of the first bent pipe 4 and the bending angle of the combined pipe of the first air inlet half pipe 1 and the second air inlet half pipe 2 are ninety degrees for adapting to safety, and meanwhile, the shock absorption pipe 5 is arranged for carrying out integral shock absorption protection on the whole rear half pipe fitting.
Through insert fixed connection outlet duct 61 one end in the shock tube 5 the other end, outlet duct 61 other end fixed connection flange piece 7, and in the external car of flange piece 7, circle recess 62 has been seted up at outlet duct 61 middle part.
Further, the ring groove 62 is sleeved with the fixedly connected air outlet pipe shell 6, the outer surface of the air outlet pipe shell 6 is flush with the outer surfaces of the two ends of the air outlet pipe 61, one side of the air outlet pipe shell 6 is fixedly connected with the U-shaped positioning rod 8, and the inner reinforcing rib rod 9 is fixedly connected in the U-shaped positioning rod 8.
The other end of the shock absorption pipe 5 is connected with the air outlet pipe 61 and the flange 7, the flange 7 is connected with the in-vehicle discharging device, meanwhile, the middle part of the air outlet pipe 61 is required to be fixedly installed by a U-shaped positioning rod 8, and the air outlet pipe 61 is fixedly connected with the air outlet pipe shell 6, so that the damage of the air outlet pipe 61 can be protected.
Oxygen sensing holes 15 are formed in the first air inlet half pipe 1 and the first bent pipe 4, and the oxygen sensing holes 15 are communicated with the inside.
The first air inlet half pipe 1 and the first bent pipe 4 are respectively provided with an oxygen sensing hole 15 for detecting the concentration of oxygen in exhaust gas and feeding back to a computer so as to control the air-fuel ratio, and the positions of the oxygen sensing holes are different to detect whether the oxygen is qualified after the reaction of the catalytic purified material 32.
Working principle:
the first air inlet half pipe 1 and the second air inlet half pipe 2 are welded and combined to form a curved pipe, so that the strength of the combined curved pipe is increased and vibration breakage is prevented during running, the first air inlet half pipe 1 and the second air inlet half pipe 2 are combined and then connected with the upper pipe joint part 13, meanwhile, a catalytic purifying object 32 is arranged between the upper pipe joint part 13 and the lower pipe joint 12, waste gas can be led into the catalytic purifying object 32 for reaction filtration, an inner shell 31 and a metal shell 3 are arranged outside the catalytic purifying object 32, the upper pipe joint part 13 and the lower pipe joint 12 are fixedly connected and sealed, the internal catalytic purifying object 32 is protected during running, the first bent pipe 4, the shock absorption pipe 5 and the air outlet pipe 61 are connected at the lower end of the lower pipe joint 12, the vibration of the section of pipe is protected during running by the large diameter of the shock absorption pipe 5, vibration breakage is prevented, and meanwhile, the air outlet pipe shell 6 is also arranged outside the air outlet pipe 61 to protect the part of the air outlet pipe 61, which is easy to break.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model.
Although more of 1, the first intake half-pipe is used herein; 2. a second air inlet half pipe; 3. a metal housing; 31. a built-in housing; 32. catalytic purification; 4. a first elbow; 5. a shock tube; 6. a gas outlet tube shell; 61. an air outlet pipe; 62. a ring groove; 7. a flange plate; 8. a U-shaped positioning rod; 9. an inner stiffener bar; 10. a hanging piece; 11. a locking block; 12. a lower pipe joint; 13. an upper pipe joint part; 14. an outer joint; 15. oxygen sensing pores, and the like, but does not exclude the possibility of using other terms. These terms are only used to more conveniently describe and explain the nature of the utility model and should be construed in a manner consistent with their spirit and scope.
Claims (10)
1. Adopt sealed automobile exhaust purification system of casing welding, including first half pipe (1) that admits air, second half pipe (2) that admits air, metal casing (3) and give vent to anger shell (6), its characterized in that: the first air inlet half pipe (1) and the second air inlet half pipe (2) are combined into a curved pipe, an outer joint (14) is sleeved at the front end of the curved pipe, an upper pipe joint part (13) is arranged at the other end of the first air inlet half pipe (1) and the second air inlet half pipe (2), a catalytic purifying object (32) is placed in the upper pipe joint part (13), the other end of the catalytic purifying object (32) is inserted into the lower pipe joint (12), a built-in shell (31) is sleeved outside the catalytic purifying object (32), a metal shell (3) is sleeved outside the built-in shell (31), the novel anti-theft device is characterized in that a hanging piece (10) and a locking piece (11) are arranged outside the metal shell (3), a first bent pipe (4) is inserted into the other end of the lower pipe joint (12), an air outlet pipe (61) is inserted into the other end of the shock absorption pipe (5), an air outlet pipe shell (6) is sleeved outside the middle of the air outlet pipe (61), a flange piece (7) is arranged at the lower end of the air outlet pipe (61), and oxygen induction holes (15) are formed in the first air inlet half pipe (1) and the first bent pipe (4).
2. The automobile exhaust purification system employing a housing weld seal as claimed in claim 1, wherein: the first half pipe (1) that admits air is inserted in fixed connection external joint (14) with second half pipe (2) cross-section arm that admits air, and first half pipe (1) that admits air and second half pipe (2) that admits air become whole curved tubular, first half pipe (1) that admits air is connected front end with second half pipe (2) and is inserted in fixed connection external joint (14), and the peripheral circle of external joint (14) is equipped with extends limit, and external joint (14) external automobile internal exhaust department simultaneously.
3. The automobile exhaust purification system employing a housing welding seal as claimed in claim 2, wherein: the first air inlet half pipe (1) is connected with the second air inlet half pipe (2), the other end of the first air inlet half pipe is fixedly connected with the upper pipe joint part (13), the diameter of the upper pipe joint part (13) is larger than that of the formed bent pipe, and one end of the catalytic purification object (32) is fixedly connected in the upper pipe joint part (13).
4. The automobile exhaust purification system employing a housing weld seal as claimed in claim 3, wherein: the catalytic purification device is characterized in that the other end of the catalytic purification material (32) is inserted into the lower pipe joint (12) in a fixed connection mode, the surface of the catalytic purification material (32) is lower than the lower pipe joint (12) and the upper pipe joint (13), a built-in shell (31) is sleeved outside the catalytic purification material (32) in a fixed connection mode, and two ends of the built-in shell (31) are respectively inserted into the upper pipe joint (13) and the lower pipe joint (12) in a fixed connection mode.
5. The automobile exhaust purification system employing a housing weld seal as claimed in claim 4, wherein: the built-in shell (31) is sleeved with the fixedly connected metal shell (3), two ends of the metal shell (3) are respectively inserted into the fixedly connected upper pipe joint part (13) and the lower pipe joint (12), and the outer surface of the metal shell (3) is lower than the upper pipe joint part (13) and the lower pipe joint (12).
6. The automobile exhaust purification system employing a housing weld seal as claimed in claim 5, wherein: the lower pipe joint (12) is internally inserted and fixedly connected with the first bent pipe (4), and the bending direction of the first bent pipe (4) and the bending direction plane of the first air inlet half pipe (1) and the second air inlet half pipe (2) forming the bent pipe are ninety degrees.
7. The automobile exhaust purification system employing a housing weld seal as claimed in claim 6, wherein: the other end of the first bent pipe (4) is inserted into one end of the shock absorption pipe (5) fixedly connected, the middle part of the shock absorption pipe (5) bulges, and meanwhile, the diameter of the bulged end of the middle part is larger than that of the two ends.
8. The automobile exhaust purification system employing a housing weld seal as claimed in claim 7, wherein: the shock-absorbing pipe is characterized in that one end of an air outlet pipe (61) is fixedly connected in the other end of the shock-absorbing pipe (5), the other end of the air outlet pipe (61) is fixedly connected with a flange piece (7), the flange piece (7) is externally connected with the inside of the automobile, and a ring groove (62) is formed in the middle of the air outlet pipe (61).
9. The automobile exhaust purification system employing a housing weld seal as claimed in claim 8, wherein: the outer sleeve of the ring groove (62) is fixedly connected with the air outlet pipe shell (6), the outer surface of the air outlet pipe shell (6) is flush with the outer surfaces of the two ends of the air outlet pipe (61), one side of the air outlet pipe shell (6) is fixedly connected with the U-shaped locating rod (8), and the U-shaped locating rod (8) is fixedly connected with the inner reinforcing rib rod (9).
10. The automobile exhaust purification system employing a housing weld seal as claimed in claim 9, wherein: oxygen sensing holes (15) are formed in the first air inlet half pipe (1) and the first bent pipe (4), and the oxygen sensing holes (15) are communicated with the inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321494750.XU CN220227015U (en) | 2023-06-12 | 2023-06-12 | Automobile exhaust purification system adopting shell welding seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321494750.XU CN220227015U (en) | 2023-06-12 | 2023-06-12 | Automobile exhaust purification system adopting shell welding seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220227015U true CN220227015U (en) | 2023-12-22 |
Family
ID=89180420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321494750.XU Active CN220227015U (en) | 2023-06-12 | 2023-06-12 | Automobile exhaust purification system adopting shell welding seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220227015U (en) |
-
2023
- 2023-06-12 CN CN202321494750.XU patent/CN220227015U/en active Active
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