CN110985177A - Sealing device for automobile anti-flooding exhaust pipe and assembling method thereof - Google Patents
Sealing device for automobile anti-flooding exhaust pipe and assembling method thereof Download PDFInfo
- Publication number
- CN110985177A CN110985177A CN201911219230.6A CN201911219230A CN110985177A CN 110985177 A CN110985177 A CN 110985177A CN 201911219230 A CN201911219230 A CN 201911219230A CN 110985177 A CN110985177 A CN 110985177A
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- Prior art keywords
- plate
- rectangular
- flooding
- exhaust pipe
- sealing
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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
- F01N13/082—Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation
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- 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
- F01N13/08—Other arrangements or adaptations of exhaust conduits
- F01N13/085—Other arrangements or adaptations of exhaust conduits having means preventing foreign matter from entering exhaust conduit
Abstract
The invention discloses a flood-proof exhaust pipe sealing device for ensuring normal running of an automobile and an assembling method thereof. The invention has reasonable structural design, the rectangular sealing plate slides and rises in the rectangular sealing part by depending on the buoyancy of the floating plate when the water is flooded, thereby realizing the sealing of the exhaust pipe, without consuming electric energy and being difficult to break down, and simultaneously, the double sealing mode is adopted, so the sealing effect is better; the production and transformation cost of the whole part is low, and the popularization and the use are facilitated.
Description
Technical Field
The invention relates to the technical field of automobile exhaust pipes, in particular to a sealing device for an automobile anti-flooding exhaust pipe and an assembling method thereof.
Background
The exhaust pipe is a part of an engine exhaust system, and mainly plays a role of discharging exhaust gas. Because the automobile exhaust pipe is mostly arranged at the bottom of an automobile, the problem of water inflow of an automobile exhaust port often occurs. A small amount of water entering of the automobile exhaust pipe can be continuously used along with the automobile, accumulated water can be gradually discharged along with exhaust gas, and obvious adverse effects on the automobile and an engine can not be caused. If the exhaust pipe is filled with a large amount of water, the engine is exploded when the automobile is started, so that the automobile is in serious failure, and a great amount of economic loss is caused to an owner. In heavy or heavy rainfall weather, some vehicles parked in underground garages with low terrain and poor drainage may be threatened by a large intake of water through the exhaust pipe.
Therefore, the patent specification with the publication number CN108425732A discloses a sealing device for an automobile anti-flooding exhaust pipe, which comprises a clamp hoop and a controller, wherein a fixed seat is arranged on the outer wall of one side of the clamp hoop, a water level sensor is arranged on the outer wall of the other side of the clamp hoop, a mounting groove is arranged on the end face of the fixed seat, which is far away from one side of the clamp hoop, whether the environment of the automobile exhaust pipe is flooded by water can be detected through the arrangement of the water level sensor, the extension of an electric push rod can be automatically controlled through the arrangement of a single chip microcomputer when the water level sensor detects that the automobile exhaust pipe is flooded by water, a sealing plug can be driven to perform circular motion through the action of the extension of the electric push rod, a sealing cover, a sealing washer and a sealing washer can be close to. The sealing device for the automobile anti-flooding exhaust pipe has the defects that firstly, the water level sensor is always started and needs to be continuously supplied with power, so that the energy consumption of an automobile storage battery is increased, and the failure rate is high; secondly, the sealing plug and the sealing washer are clamped into the exhaust port by a rotating mode, and the sealing performance is not ideal.
Disclosure of Invention
The invention aims to overcome the problems in the prior art and provide a paste scraping device for a flame-retardant conveyor belt in the processing process.
In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:
a sealing device for an automobile anti-flooding exhaust pipe comprises a front pipe, a silencer and a tail pipe, wherein the silencer is arranged between the front pipe and the tail pipe, the tail pipe is a cylindrical pipe, a rectangular sealing part is arranged on the pipe body of the tail pipe, a rectangular inner cavity of the rectangular sealing part is communicated with two side cylindrical cavities, a hollowed-out cover is fixed below the tail pipe, guide vertical grooves are symmetrically formed in the inner walls of the left end plate and the right end plate of the hollowed-out cover, a floating plate used for providing driving force is arranged in the hollowed-out cover, rollers are arranged at the left end and the right end of the floating plate, the rollers can roll along the corresponding guide vertical grooves, a rectangular sealing plate corresponding to the rectangular sealing part is fixed at the upper end of the floating plate, and the rectangular sealing plate slides and is limited in the rectangular sealing part along the; when water enters the hollow cover, the floating plate moves upwards under the action of buoyancy, the rectangular sealing plate moves upwards along with the floating plate and gradually seals the tail pipe, when the water enters the hollow cover and flows away, the floating plate and the rectangular sealing plate gradually move downwards under the action of gravity, and the tail pipe is normally communicated with the outside.
Further, in the sealing device for the automobile flooding-proof exhaust pipe, the inner end plate of the hollow cover is welded and fixed with the silencer.
Furthermore, in the sealing device for the automobile flooding-proof exhaust pipe, the inner wall of the bottom plate of the hollow cover is fixed with a convex rib which is convenient for water to enter the lower part of the floating plate.
Further, in the sealing device for the automobile flooding-proof exhaust pipe, the bottom plate, the left end plate and the right end plate of the hollow cover are solid plates, and the front side plate and the rear side plate are uniformly provided with hollow holes convenient for water inflow.
Further, in the sealing device for the automobile anti-flooding exhaust pipe, a buffer pad is fixed at the upper end of the floating plate, and the buffer pad is made of an airbag material capable of providing auxiliary buoyancy.
Further, in the sealing device for the automobile flooding-proof exhaust pipe, the top wall of the rectangular inner cavity of the rectangular sealing portion is provided with the positioning groove, the side wall of the rectangular inner cavity is provided with the guide groove, and the rectangular sealing plate is in transition fit with the guide groove.
Further, in the sealing device for the automobile flooding-proof exhaust pipe, the hollow cover is made of stainless steel materials.
Further, in the sealing device for the automobile flooding-proof exhaust pipe, the floating plate is made of a single-layer EVA material.
Further, in the above sealing device for automobile flooding-proof exhaust pipe, the rectangular sealing plate is made of plastic material.
The invention also provides an assembling method for the automobile anti-flooding exhaust pipe sealing device, which comprises the following steps:
1) opening the silencer, installing a front pipe and a tail pipe, and sealing the silencer;
2) a floating plate with rollers and a rectangular sealing plate is placed in the hollow cover, so that the rollers are limited in the corresponding vertical guide grooves;
3) and a hollow cover is welded between the lower part of the tail pipe and the silencer, and the rectangular sealing plate is ensured to slide into the corresponding rectangular sealing part before welding.
The invention has the beneficial effects that:
the invention has reasonable structural design, the rectangular sealing plate slides and rises in the rectangular sealing part by depending on the buoyancy of the floating plate when the water is flooded, thereby realizing the sealing of the exhaust pipe, without consuming electric energy and being difficult to break down, and simultaneously, the double sealing mode is adopted, so the sealing effect is better; the production and transformation cost of the whole part is low, and the popularization and the use are facilitated.
Of course, it is not necessary for any one product that embodies the invention to achieve all of the above advantages simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic view of the present invention in use;
FIG. 3 is a schematic cross-sectional view of a rectangular seal according to the present invention;
FIG. 4 is a schematic structural view of a floating plate and its upper parts according to the present invention;
in the drawings, the parts are numbered as follows:
1-front pipe, 2-silencer, 3-tail pipe, 4-rectangular sealing part, 401-rectangular inner cavity, 402-positioning groove, 403-guide groove, 5-hollowed cover, 6-guide vertical groove, 7-floating plate, 8-roller, 9-rectangular sealing plate, 10-buffer pad and 11-convex rib.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment provides a sealing device for an automobile anti-flooding exhaust pipe, which includes a front pipe 1, a muffler 2 and a tail pipe 3, wherein the muffler 2 is disposed between the front pipe 1 and the tail pipe 3. The tail pipe 3 is a cylindrical pipe, a rectangular sealing part 4 is arranged on the pipe body, and a rectangular inner cavity 401 of the rectangular sealing part 4 is communicated with two side cylindrical cavities. The device is located the below of tail pipe 3 and is fixed with fretwork cover 5, and the direction has been seted up to both ends inboard wall symmetry about fretwork cover 5 and has been erected groove 6, is equipped with kickboard 7 that is used for providing the motive force in the fretwork cover 5, and gyro wheel 8 has been installed at both ends about kickboard 7, and gyro wheel 8 can be followed the direction that corresponds and erect groove 6 and roll. A rectangular sealing plate 9 corresponding to the rectangular sealing part 4 is fixed to the upper end of the floating plate 7, and the rectangular sealing plate 9 is slidably restricted in the rectangular sealing part 4 in the vertical direction. When the hollow cover 5 is filled with water, the floating plate 7 moves upwards under the action of buoyancy, the rectangular sealing plate 9 moves upwards along with the floating plate and gradually seals the tail pipe 3, when the water in the hollow cover 5 flows away, the floating plate 7 and the rectangular sealing plate 9 gradually move downwards under the action of gravity, and the tail pipe 3 is normally communicated with the outside.
In this embodiment, the inner end plate of the hollow cover 5 is welded and fixed to the muffler 2. The bottom plate, the left end plate and the right end plate of the hollow cover 5 are solid plates, and hollow holes convenient for water inflow are uniformly distributed in the front side plate and the rear side plate. The diameter of the hollow hole is 0.3-0.5cm, so that the floating plate can be prevented from floating up due to the entering of sundries such as branches.
In this embodiment, the inner wall of the bottom plate of the hollow cover 5 is fixed with a rib 11 for facilitating the water to enter the lower part of the floating plate 7. A cushion pad 10 is fixed on the upper end of the floating plate 7, and the cushion pad 10 is made of airbag material capable of providing auxiliary buoyancy.
In this embodiment, the top wall of the rectangular inner cavity 401 of the rectangular sealing portion 4 is provided with a positioning groove 402, the side wall of the rectangular inner cavity 401 is provided with a guide groove 403, and the rectangular sealing plate 9 is in transition fit with the guide groove 403.
In this embodiment, the hollow cover 5 is made of stainless steel material, the floating plate 7 is made of single-layer EVA material, and the rectangular sealing plate 9 is made of plastic material.
The embodiment also provides an assembling method of the flooding-proof exhaust pipe sealing device, which comprises the following steps:
1) opening the silencer 2, installing the front pipe 1 and the tail pipe 3, and sealing the silencer 2;
2) a floating plate 7 with a roller 8 and a rectangular sealing plate 9 is placed in the hollow cover 5, so that the roller 8 is limited in the corresponding guide vertical groove 6;
3) a hollow cover 5 is welded between the lower part of the tail pipe 3 and the silencer 2, and a rectangular sealing plate 9 is ensured to slide into the corresponding rectangular sealing part 4 before welding.
One specific application of this embodiment is: the structure of the embodiment is reasonable in design, the rectangular sealing plate 9 slides and rises in the rectangular sealing part 4 by means of buoyancy of the floating plate 7 when water flooding occurs, so that the exhaust pipe is sealed, electric energy consumption is not needed, faults are not prone to occurring, and meanwhile, a double sealing mode is adopted, so that the sealing effect is good; the production and transformation cost of the whole part is low, and the popularization and the use are facilitated.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a be used for car flood-proof blast pipe sealing device, the device includes head tube, muffler and tail pipe, be equipped with the muffler between head tube, the tail pipe, its characterized in that: the tail pipe is a cylindrical pipe, a rectangular sealing part is arranged on the pipe body of the tail pipe, a rectangular inner cavity of the rectangular sealing part is communicated with two side cylindrical cavities, a hollowed-out cover is fixed below the tail pipe, guide vertical grooves are symmetrically formed in the inner walls of the left end plate and the right end plate of the hollowed-out cover, a floating plate used for providing a driving force is arranged in the hollowed-out cover, rollers are arranged at the left end and the right end of the floating plate, the rollers can roll along the corresponding guide vertical grooves, a rectangular sealing plate corresponding to the rectangular sealing part is fixed at the upper end of the floating plate, and the rectangular sealing plate slides in the vertical direction and is limited in the rectangular sealing part; when water enters the hollow cover, the floating plate moves upwards under the action of buoyancy, the rectangular sealing plate moves upwards along with the floating plate and gradually seals the tail pipe, when the water enters the hollow cover and flows away, the floating plate and the rectangular sealing plate gradually move downwards under the action of gravity, and the tail pipe is normally communicated with the outside.
2. The automotive flooding-proof exhaust pipe sealing device as set forth in claim 1, wherein: and the inner end plate of the hollow cover is welded and fixed with the silencer.
3. The automotive flooding-proof exhaust pipe sealing device as set forth in claim 1, wherein: and a convex rib convenient for water to enter the lower part of the floating plate is fixed on the inner wall of the bottom plate of the hollow cover.
4. The vehicle flooding-proof exhaust pipe sealing device as set forth in claim 3, wherein: the bottom plate and the left and right end plates of the hollow cover are solid plates, and hollow holes convenient for water inflow are uniformly distributed in the front side plate and the rear side plate.
5. The automotive flooding-proof exhaust pipe sealing device as set forth in claim 1, wherein: and a buffer cushion is fixed at the upper end of the floating plate and is made of an airbag material capable of providing auxiliary buoyancy.
6. The automotive flooding-proof exhaust pipe sealing device as set forth in claim 1, wherein: the top wall of the rectangular inner cavity of the rectangular sealing part is provided with a positioning groove, the side wall of the rectangular inner cavity is provided with a guide groove, and the rectangular sealing plate is in transition fit with the guide groove.
7. The automotive flooding-proof exhaust pipe sealing device as set forth in claim 1, wherein: the hollow cover is made of stainless steel materials.
8. The automotive flooding-proof exhaust pipe sealing device as set forth in claim 1, wherein: the floating plate is made of a single-layer EVA material.
9. The automotive flooding-proof exhaust pipe sealing device as set forth in claim 1, wherein: the rectangular sealing plate is made of a plastic material.
10. An assembling method for assembling the flooding-proof exhaust pipe sealing device for the automobile as claimed in any one of claims 1 to 9, comprising the steps of:
1) opening the silencer, installing a front pipe and a tail pipe, and sealing the silencer;
2) a floating plate with rollers and a rectangular sealing plate is placed in the hollow cover, so that the rollers are limited in the corresponding vertical guide grooves;
3) and a hollow cover is welded between the lower part of the tail pipe and the silencer, and the rectangular sealing plate is ensured to slide into the corresponding rectangular sealing part before welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911219230.6A CN110985177A (en) | 2019-12-03 | 2019-12-03 | Sealing device for automobile anti-flooding exhaust pipe and assembling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911219230.6A CN110985177A (en) | 2019-12-03 | 2019-12-03 | Sealing device for automobile anti-flooding exhaust pipe and assembling method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110985177A true CN110985177A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911219230.6A Pending CN110985177A (en) | 2019-12-03 | 2019-12-03 | Sealing device for automobile anti-flooding exhaust pipe and assembling method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN110985177A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007032484A (en) * | 2005-07-28 | 2007-02-08 | Toyota Motor Corp | Exhaust device and internal combustion engine |
| CN105332779A (en) * | 2015-11-05 | 2016-02-17 | 中国船舶重工集团公司第七一〇研究所 | Exhausting wave-resistant water stop device |
| CN206781667U (en) * | 2017-05-19 | 2017-12-22 | 何宣权 | A kind of engine for automobile safety device |
| CN107676162A (en) * | 2017-10-18 | 2018-02-09 | 陕西矩阵动力科技有限公司 | Exhaust apparatus and engine |
| CN207131475U (en) * | 2017-06-19 | 2018-03-23 | 江苏今道投资发展有限公司 | A kind of automobile exhaust tail larynx with function of self closing of paddling |
| CN207178019U (en) * | 2017-07-14 | 2018-04-03 | 邰宝龙 | A kind of vehicle-exhaust exhaust pipe based on technological service |
| CN209385213U (en) * | 2018-09-05 | 2019-09-13 | 来安县珙武机械制造有限公司 | A kind of Water-proof exhausting pipe device of automobile |
-
2019
- 2019-12-03 CN CN201911219230.6A patent/CN110985177A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007032484A (en) * | 2005-07-28 | 2007-02-08 | Toyota Motor Corp | Exhaust device and internal combustion engine |
| CN105332779A (en) * | 2015-11-05 | 2016-02-17 | 中国船舶重工集团公司第七一〇研究所 | Exhausting wave-resistant water stop device |
| CN206781667U (en) * | 2017-05-19 | 2017-12-22 | 何宣权 | A kind of engine for automobile safety device |
| CN207131475U (en) * | 2017-06-19 | 2018-03-23 | 江苏今道投资发展有限公司 | A kind of automobile exhaust tail larynx with function of self closing of paddling |
| CN207178019U (en) * | 2017-07-14 | 2018-04-03 | 邰宝龙 | A kind of vehicle-exhaust exhaust pipe based on technological service |
| CN107676162A (en) * | 2017-10-18 | 2018-02-09 | 陕西矩阵动力科技有限公司 | Exhaust apparatus and engine |
| CN209385213U (en) * | 2018-09-05 | 2019-09-13 | 来安县珙武机械制造有限公司 | A kind of Water-proof exhausting pipe device of automobile |
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Application publication date: 20200410 |