CN106285835A - Automobile exhaust pipe deafener - Google Patents
Automobile exhaust pipe deafener Download PDFInfo
- Publication number
- CN106285835A CN106285835A CN201610779096.5A CN201610779096A CN106285835A CN 106285835 A CN106285835 A CN 106285835A CN 201610779096 A CN201610779096 A CN 201610779096A CN 106285835 A CN106285835 A CN 106285835A
- Authority
- CN
- China
- Prior art keywords
- pipe
- hush
- hush pipe
- automobile exhaust
- deafener
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
- B05D7/146—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies to metallic pipes or tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/24—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials for applying particular liquids or other fluent materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
- C09D123/02—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D123/04—Homopolymers or copolymers of ethene
- C09D123/06—Polyethene
-
- 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
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/082—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling the gases passing through porous members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2202/00—Metallic substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2518/00—Other type of polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2601/00—Inorganic fillers
- B05D2601/20—Inorganic fillers used for non-pigmentation effect
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Exhaust Silencers (AREA)
Abstract
The present invention provides a kind of automobile exhaust pipe deafener, including: silencing cavity that air inlet pipe connects with described air inlet pipe and the escape pipe connected with described silencing cavity；The S type metal tube that the intervalve that the second hush pipe that the first hush pipe that the bend pipe connected with described air inlet pipe connects be arranged in parallel with described first hush pipe connects with described second hush pipe connects with described intervalve is included with described bend pipe in described silencing cavity；The tube wall of described first hush pipe and described second hush pipe is equipped with bloop；The tube wall of described S type metal tube is provided with silencing cotton coating；Can carry out noise reduction, simple in construction by the silencing cotton coating of the first hush pipe and the second hush pipe and the tube wall of S type metal tube, noise dampening efficiency is preferable.
Description
Technical field
The present invention relates to auto industry technical field, particularly relate to a kind of automobile exhaust pipe deafener.
Background technology
Automobile exhaust pipe noise is the key component of driving noise, the countries in the world limit to the noise of various vehicles
Value has strict regulation, automobile exhaust pipe deafener to be exactly the device given birth to for reducing exhaust noise, to reduce electromotor
Exhaust noise, and make high-temp waste gas safely and effectively to discharge.Automobile exhaust pipe deafener, should as a part for discharge duct
Ensure that its aerofluxus is unimpeded, resistance is little and there is enough intensity.
Existing automobile exhaust pipe muffler structure is complicated, and noise dampening efficiency is limited.Therefore, it is necessary to provide a kind of automobile
Exhaust pipe silencer, to solve the problems referred to above.
It addition, silencing cotton of the prior art, as Chinese patent CN 103710873 A discloses " a kind of containing Graphene
Non-woven fabrics acoustical cotton ", disclose a kind of acoustical cotton, the non-woven fabrics acoustical cotton containing Graphene, this acoustical cotton is by top coat, the back of the body
Surface layer, and the cellucotton layer composition being clipped between top coat and back layer, top coat, back layer use nonwoven cloth material, are somebody's turn to do
Non-woven fabrics is made up by meltblown of following raw materials according: isotactic polypropylene 100, vinylacetate 5-7,2-hydroxypropyl acrylate
2-3, isocyanates 1-2, silicon dioxide 4-5, sodium tripolyphosphate 2-3, epoxy soybean oil 12-15, Graphene 1-2, cetyl
Trimethylammonium bromide 1-2, Radix Isatidis 3-4, Folium Isatidis 1-2, Herba Houttuyniae 2-3, auxiliary agent 4-5.The silencing cotton of this structure, composition mistake
In complexity, preparation technology is relatively complicated, and actual application value is the highest.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of automobile exhaust pipe deafener, to solve current automobile exhaust
Pipe muffler structure is complicated, and the problem that noise dampening efficiency is limited.Meanwhile, present invention also offers a kind of silencing cotton coating and system thereof
Preparation Method.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of automobile exhaust pipe deafener, including: silencing cavity that air inlet pipe connects with described air inlet pipe and with described silencing cavity
The escape pipe of connection；The first noise reduction that the bend pipe connected with described air inlet pipe connects is included with described bend pipe in described silencing cavity
Intervalve that the second hush pipe of be arrangeding in parallel with described first hush pipe of pipe connects with described second hush pipe and described in
Between pipe connection S type metal tube；The tube wall of described first hush pipe and described second hush pipe is equipped with bloop；Described S type
The tube wall of metal tube is provided with silencing cotton coating.
It is provided with baffle between described second hush pipe and described S type metal tube.
Described silencing cavity inwall is coated with antirust paint.
Automobile exhaust pipe deafener silencing cotton coating, by epoxy resin 35%, polyvinyl resin 50%, graphite 5%, nanometer
Zinc oxide 5%, the sanedrine 2% and N-tert-butyl group-2 benzothiazole sulfenamide 3% are made.
The processing molding method of silencing cotton coating in automobile exhaust pipe deafener, step is as follows:
1), raw material mix homogeneously post-heating is formed viscous liquid to 100 DEG C, utilize spray gun that viscous liquid is sprayed into S
The tube wall of type metal tube；
2), S type metal tube is put into Equipment for Heating Processing carrying out heat treatment, treatment temperature is 120 DEG C, and the process time is 5 hours；
3), naturally cool to room temperature, the thickness of detection silencing cotton coating, control between 0.2-0.8 centimetre.
Advantage for present invention with effect is:
1), the automobile exhaust pipe deafener of the present invention, including: silencing cavity that air inlet pipe connects with described air inlet pipe and with institute
State the escape pipe of silencing cavity connection；Include what the bend pipe connected with described air inlet pipe connected with described bend pipe in described silencing cavity
Intervalve that the second hush pipe that first hush pipe be arranged in parallel with described first hush pipe connects with described second hush pipe,
The S type metal tube connected with described intervalve；The tube wall of described first hush pipe and described second hush pipe is equipped with bloop；
The tube wall of described S type metal tube is provided with silencing cotton coating；Can be by the first hush pipe and the second hush pipe and S type metal tube
The silencing cotton coating of tube wall carries out noise reduction, simple in construction, and noise dampening efficiency is preferable.
2) automobile exhaust pipe deafener silencing cotton coating, it is possible to make up fibrous material, nonwoven cloth and plastic material
Shortcoming, takes into account weatherability and intensity simultaneously, and it is than tradition silencing cotton, up to the performance of 2 to 3 times of noise reduction sound-absorbing effects.
3) processing molding method of silencing cotton coating in automobile exhaust pipe deafener, technique is simple, and raw material is cheap and easy to get, raw
Product efficiency is high.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the automobile exhaust pipe deafener of the present invention；
Fig. 2 is the schematic diagram of the first hush pipe of the vehicle exhaust pipe deafener of the present invention.
In figure: air inlet pipe 1, bend pipe the 2, first hush pipe the 3, second hush pipe 4, baffle 5, intervalve 6, S type metal tube
7, escape pipe 8, silencing cavity 10, bloop 30, silencing cotton coating 70.
Detailed description of the invention
Embodiment 1
As shown in Figure 1 to Figure 2, the present invention provides a kind of automobile exhaust pipe deafener, including: air inlet pipe 1 connects with air inlet pipe 1
Silencing cavity 10 and the escape pipe 8 that connects with silencing cavity 10.The tail gas that automobile is discharged is entered silencing cavity 10 by air inlet pipe 1, and
Discharged by escape pipe 8.
Specifically, include in silencing cavity 10 the first hush pipe 3 that the bend pipe 2 connected with air inlet pipe 1 connects with bend pipe 2 and
The S that the intervalve 6 that the second hush pipe 4 that first hush pipe 3 be arranged in parallel connects with the second hush pipe 4 connects with intervalve 6
Type metal tube 7.
Wherein, the tube wall of the first hush pipe 3 and the second hush pipe 4 is equipped with bloop 30, can carry out preliminary noise reduction.S type
The tube wall of metal tube 7 is provided with silencing cotton coating 70, is provided with baffle 5, passes through noise reduction between the second hush pipe 4 and S type metal tube 7
Cotton coating can carry out noise reduction again, and silencing cavity 10 inwall is coated with antirust paint.
From above technical scheme, the automobile exhaust pipe deafener of the present invention, can be disappeared with second by the first hush pipe 3
The silencing cotton coating 70 of the tube wall of sound tube 4 and S type metal tube 7 carries out noise reduction, simple in construction, and noise dampening efficiency is preferable.
Embodiment 2
Automobile exhaust pipe deafener silencing cotton coating, by epoxy resin 35%, polyvinyl resin 50%, graphite 5%, nano oxidized
Zinc 5%, the sanedrine 2% and N-tert-butyl group-2 benzothiazole sulfenamide 3% are made.
Embodiment 3
The processing molding method of silencing cotton coating in automobile exhaust pipe deafener, step is as follows:
1), raw material mix homogeneously post-heating is formed viscous liquid to 100 DEG C, utilize spray gun that viscous liquid is sprayed into S
The tube wall of type metal tube；
2), S type metal tube is put into Equipment for Heating Processing carrying out heat treatment, treatment temperature is 120 DEG C, and the process time is 5 hours；
3), naturally cool to room temperature, the thickness of detection silencing cotton coating, control between 0.2-0.8 centimetre.
The present invention is not limited to above-described embodiment, and embodiment is exemplary, it is intended to be used for explaining the present invention, and can not
It is interpreted as limitation of the present invention.
Claims (3)
1. an automobile exhaust pipe deafener, it is characterised in that including: air inlet pipe (1) and disappearing that described air inlet pipe (1) connects
Sound chamber (10) and the escape pipe (8) connected with described silencing cavity (10)；Include and described air inlet pipe in described silencing cavity (10)
(1) the first hush pipe (3) that the bend pipe (2) connected connects with described bend pipe (2) be arranged in parallel with described first hush pipe (3)
The S type gold that connects with described intervalve (6) of the intervalve (6) that connects with described second hush pipe (4) of the second hush pipe (4)
Belong to pipe (7)；The tube wall of described first hush pipe (3) and described second hush pipe (4) is equipped with bloop (30)；Described S type gold
The tube wall belonging to pipe (7) is provided with silencing cotton coating.
Automobile exhaust pipe deafener the most according to claim 1, it is characterised in that described second hush pipe (4) and described S
Baffle (5) it is provided with between type metal tube (7).
Automobile exhaust pipe deafener the most according to claim 2, it is characterised in that described silencing cavity (10) inwall is coated with
Antirust paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779096.5A CN106285835A (en) | 2016-08-31 | 2016-08-31 | Automobile exhaust pipe deafener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610779096.5A CN106285835A (en) | 2016-08-31 | 2016-08-31 | Automobile exhaust pipe deafener |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106285835A true CN106285835A (en) | 2017-01-04 |
Family
ID=57672743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610779096.5A Pending CN106285835A (en) | 2016-08-31 | 2016-08-31 | Automobile exhaust pipe deafener |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106285835A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519254A (en) * | 2018-11-15 | 2019-03-26 | 吉林工程技术师范学院 | A kind of automobile exhaust muffler |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000080917A (en) * | 1998-09-04 | 2000-03-21 | Kawasaki Heavy Ind Ltd | Exhaust purifier with catalyzer |
| DE20002965U1 (en) * | 2000-02-22 | 2000-04-27 | Huels Udo | Motorcycle exhaust |
| CN2516700Y (en) * | 2001-11-16 | 2002-10-16 | 史晓辉 | Bellow silencer |
| CN2802096Y (en) * | 2005-06-29 | 2006-08-02 | 刘芳 | Exhaust silencer for vehicle |
| CN202417651U (en) * | 2012-01-17 | 2012-09-05 | 山东五征集团有限公司 | Exhaust silencer of automobile |
| CN103644013A (en) * | 2013-11-21 | 2014-03-19 | 桂林福冈新材料有限公司 | Automobile muffler |
| CN104292897A (en) * | 2014-09-24 | 2015-01-21 | 青岛美嘉隆包装机械有限公司 | High-efficiency silencing paint for automobiles |
| CN104791064A (en) * | 2015-04-11 | 2015-07-22 | 成都陵川特种工业有限责任公司 | Silencing and purifying exhaust pipe for automobile |
| CN204729151U (en) * | 2015-06-11 | 2015-10-28 | 金华欧仑催化科技有限公司 | A kind of automotive muffler |
| CN105170423A (en) * | 2015-08-13 | 2015-12-23 | 台北科技大学 | Sound-absorbing sound-isolating coating preparation method |
-
2016
- 2016-08-31 CN CN201610779096.5A patent/CN106285835A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000080917A (en) * | 1998-09-04 | 2000-03-21 | Kawasaki Heavy Ind Ltd | Exhaust purifier with catalyzer |
| DE20002965U1 (en) * | 2000-02-22 | 2000-04-27 | Huels Udo | Motorcycle exhaust |
| CN2516700Y (en) * | 2001-11-16 | 2002-10-16 | 史晓辉 | Bellow silencer |
| CN2802096Y (en) * | 2005-06-29 | 2006-08-02 | 刘芳 | Exhaust silencer for vehicle |
| CN202417651U (en) * | 2012-01-17 | 2012-09-05 | 山东五征集团有限公司 | Exhaust silencer of automobile |
| CN103644013A (en) * | 2013-11-21 | 2014-03-19 | 桂林福冈新材料有限公司 | Automobile muffler |
| CN104292897A (en) * | 2014-09-24 | 2015-01-21 | 青岛美嘉隆包装机械有限公司 | High-efficiency silencing paint for automobiles |
| CN104791064A (en) * | 2015-04-11 | 2015-07-22 | 成都陵川特种工业有限责任公司 | Silencing and purifying exhaust pipe for automobile |
| CN204729151U (en) * | 2015-06-11 | 2015-10-28 | 金华欧仑催化科技有限公司 | A kind of automotive muffler |
| CN105170423A (en) * | 2015-08-13 | 2015-12-23 | 台北科技大学 | Sound-absorbing sound-isolating coating preparation method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109519254A (en) * | 2018-11-15 | 2019-03-26 | 吉林工程技术师范学院 | A kind of automobile exhaust muffler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170104 |