CN106285879A - A kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor - Google Patents

A kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor Download PDF

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Publication number
CN106285879A
CN106285879A CN201610632104.3A CN201610632104A CN106285879A CN 106285879 A CN106285879 A CN 106285879A CN 201610632104 A CN201610632104 A CN 201610632104A CN 106285879 A CN106285879 A CN 106285879A
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CN
China
Prior art keywords
exhaustor
exhaust pipe
main body
automobile exhaust
noise reduction
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
Application number
CN201610632104.3A
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Chinese (zh)
Inventor
何新军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xinchang Wanxing Casting Co Ltd
Original Assignee
Xinchang Wanxing Casting Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xinchang Wanxing Casting Co Ltd filed Critical Xinchang Wanxing Casting Co Ltd
Priority to CN201610632104.3A priority Critical patent/CN106285879A/en
Publication of CN106285879A publication Critical patent/CN106285879A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a general shape other than plane
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/095—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyurethanes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/18—Layered products comprising a layer of metal comprising iron or steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • 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
    • C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
    • C09D4/06—Organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups C09D159/00 - C09D187/00
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • 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
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/18—Fireproof paints including high temperature resistant paints
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/63—Additives non-macromolecular organic
    • 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
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/65—Additives macromolecular
    • 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
    • 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
    • F01N13/14—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 having thermal insulation
    • 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
    • F01N13/16—Selection of particular materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/06—Coating on the layer surface on metal layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/08—Cars
    • 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
    • F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
    • F01N2240/16—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an electric heater, i.e. a resistance heater

Abstract

The invention discloses a kind of noise reduction automobile exhaust pipe, including left and right exhaustor main body, left exhaust tube body is connected with right exhaustor main body, and the inwall of described left and right exhaustor is provided with antidrumming compound layer；It is equipped with heat-insulation layer on the outer wall of described left and right exhaustor main body.The present invention has left and right two exhaustor main bodys simultaneously, and its exhaust efficiency is strengthened significantly；Can effectively reduce heat inside and outside exhaustor transmit by arranging of heat-insulation layer, be frozen in preventing exhaustor main body.Invention additionally discloses a kind of antidrumming compound being exclusively used in automobile exhaust pipe, use the antidrumming compound layer of this kind of antidrumming compound to have good erasure effect for exhaustor, can bear high temperature and corrosion-resistant simultaneously, service life is long.

Description

A kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor
Technical field
The present invention relates to component of machine manufacturing technology field, particularly relate to a kind of noise reduction automobile exhaust pipe and for The antidrumming compound of this kind of automobile exhaust pipe.
Background technology
It is known that automobile exhaust pipe is the device being exhausted on automobile, it it is on automobile requisite zero Part；Existing automobile exhaust tubular construction includes tubular body, and this automobile exhaust tubular construction finds in using, and its capacity is relatively Little, and occur inside tubular body that the situation frozen can cause integral automobile to cannot be carried out aerofluxus in cold winter, thus Other parts of damage car.
Automobile exhaust pipe, for the effect of automobile fuselage, plays damping noise reduction, extends the work in exhausting silencer system life-span With.The main material of exhaustor is rustless steel.For general automobile, owing to when the waste gas of automobile leaves engine, pressure is very Greatly, its noise produced may allow people feel to go mad, and the effect at this moment playing main noise reduction is exactly the exhaustor of automobile.? Coat sound-deadening paint on automobile exhaust pipe, contribute to more reducing noise, improve the comfort level driven, the most also to require to be coated with Material has good resistant to elevated temperatures performance, it is possible to bear the high-temp waste gas of exhaustor.
Summary of the invention
The invention provides a kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor, its main purpose is Solve prior art and there is the defect that noise is big, winter easily freezes.
Technical scheme is as follows:
A kind of noise reduction automobile exhaust pipe, including left and right exhaustor main body, left exhaust tube body is connected with right exhaustor main body, The inwall of described left and right exhaustor is provided with antidrumming compound layer；It is equipped with insulation on the outer wall of described left and right exhaustor main body Layer.
Further, described heat-insulation layer is hard polyaminoester heat-insulation layer.
Further, the thickness of described heat-preservation cotton layer is 15mm ~ 20mm.
Further, the outer wall of described heat-insulation layer is additionally provided with polyurea layer.
Further, the inwall of described left and right exhaustor main body is mounted on electric heating tube.
Further, connected by through hole between described left and right exhaustor main body.
A kind of antidrumming compound for exhaustor, is made up of the composition of following weight portion: epoxy modified silicone 9-15 part, Anti-settling agent 3-8 part, corrosion inhibiter 1-4 part, dipropylene 4-9 part, coupling agent 1-5 part, antioxidant 2-6 part, water-base resin 4- 10 parts, propylene glycol methyl ether acetate 2-7 part, TEA triethanolamine 2-6 part, butyl glycol ether 1-3 part, nano zine oxide 4-8 part, Tissuemat E 3-9 part, perfluor alkyl ethyl acrylate class monomer 2-9 part, methyl methacrylate 1-3 part, polytetramethylene glycol 4-7 Part, Pulvis Talci 1-5 part, fire retardant 3-8 part.
From the above-mentioned description of this invention, compared to the prior art, present invention have the advantage that the present invention is simultaneously Having left and right two exhaustor main bodys, its exhaust efficiency is strengthened significantly；Row can be effectively reduced by arranging of heat-insulation layer Heat transmission outside tracheal strips, is frozen in preventing exhaustor main body.It addition, use the antidrumming compound of the antidrumming compound of the present invention Layer has good erasure effect for exhaustor, decreases noise, has high temperature resistant and corrosion resistant performance simultaneously.
Accompanying drawing explanation
The cross-sectional view of Fig. 1 embodiment one.
Fig. 2 is the cross-sectional view of embodiment two.
Detailed description of the invention
The detailed description of the invention of the present invention is described with reference to the accompanying drawings.
Embodiment one: with reference to Fig. 1, a kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor, including left bank Trachea main body 1, right exhaustor main body 2, be provided with the through hole 12 being interconnected between left exhaust tube body 1 and right exhaustor main body 2. The inwall of described left and right exhaustor main body 1,2 is provided with antidrumming compound layer 3, and this antidrumming compound layer 3 is by the composition of following weight portion Composition: epoxy modified silicone 9-15 part, anti-settling agent 3-8 part, corrosion inhibiter 1-4 part, dipropylene 4-9 part, coupling agent 1-5 Part, antioxidant 2-6 part, water-base resin 4-10 part, propylene glycol methyl ether acetate 2-7 part, TEA triethanolamine 2-6 part, ethylene glycol fourth Ether 1-3 part, nano zine oxide 4-8 part, Tissuemat E 3-9 part, perfluor alkyl ethyl acrylate class monomer 2-9 part, methyl-prop E pioic acid methyl ester 1-3 part, polytetramethylene glycol 4-7 part, Pulvis Talci 1-5 part, fire retardant 3-8 part.Disappearing of the antidrumming compound of the employing present invention Sound dope layer 3 has good erasure effect for exhaustor, decreases noise, can bear high temperature and corrosion simultaneously, uses Life-span is long.Being equipped with heat-insulation layer 4 on the outer wall of left and right exhaustor main body 1,2, described heat-insulation layer 4 is made up of hard polyaminoester, its Thickness is 15mm ~ 20mm.The present invention has left and right two exhaustor main bodys 1,2 simultaneously, and its exhaust efficiency is increased significantly By force；Can effectively reduce heat inside and outside exhaustor transmit by arranging of heat-insulation layer 4, prevent quilt in left and right exhaustor main body 1,2 Freeze.
Embodiment two: with reference to Fig. 2, a kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor, including left bank Trachea main body 1, right exhaustor main body 2, be provided with the through hole 12 being interconnected between left exhaust tube body 1 and right exhaustor main body 2. The inwall of described left and right exhaustor main body 1,2 is provided with antidrumming compound layer 3, and this antidrumming compound layer 3 is by the composition of following weight portion Composition: epoxy modified silicone 9-15 part, anti-settling agent 3-8 part, corrosion inhibiter 1-4 part, dipropylene 4-9 part, coupling agent 1-5 Part, antioxidant 2-6 part, water-base resin 4-10 part, propylene glycol methyl ether acetate 2-7 part, TEA triethanolamine 2-6 part, ethylene glycol fourth Ether 1-3 part, nano zine oxide 4-8 part, Tissuemat E 3-9 part, perfluor alkyl ethyl acrylate class monomer 2-9 part, methyl-prop E pioic acid methyl ester 1-3 part, polytetramethylene glycol 4-7 part, Pulvis Talci 1-5 part, fire retardant 3-8 part.Disappearing of the antidrumming compound of the employing present invention Sound dope layer 3 has good erasure effect for exhaustor, decreases noise, can bear high temperature simultaneously, and service life is long. Being equipped with heat-insulation layer 4 on the outer wall of left and right exhaustor main body 1,2, described heat-insulation layer 4 is made up of hard polyaminoester, and its thickness is 15mm~20mm.It addition, the outer surface of heat-insulation layer 4 is additionally provided with polyurea layer 5, exhaustor can well be protected by this polyurea layer 5 Protect.The present invention has left and right two exhaustor main bodys 1,2 simultaneously, and its exhaust efficiency is strengthened significantly；By heat-insulation layer 4 Arrange can effectively reduce inside and outside exhaustor heat transmission, be frozen in preventing left and right exhaustor main body 1,2.Further, It is mounted on electric heating tube 6 on the inwall of described left and right exhaustor main body 1,2.When temperature is relatively low, start left and right exhaustor Electric heating tube 6 in main body 1,2 heats, and just can effectively carry out antifreeze.
Above are only the detailed description of the invention of the present invention, but the design concept of the present invention is not limited thereto, all utilize this Design carries out the change of unsubstantiality to the present invention, belongs to invade the behavior of scope.

Claims (7)

1. a noise reduction automobile exhaust pipe, it is characterised in that: include left and right exhaustor main body, left exhaust tube body and right aerofluxus Tube body is connected, and the inwall of described left and right exhaustor is provided with antidrumming compound layer；The outer wall of described left and right exhaustor main body On be equipped with heat-insulation layer.
A kind of noise reduction automobile exhaust pipe the most according to claim 1, it is characterised in that: described heat-insulation layer is hard polyaminoester Heat-insulation layer.
A kind of noise reduction automobile exhaust pipe the most according to claim 1 and 2, it is characterised in that: the thickness of described heat-preservation cotton layer For 15mm ~ 20mm.
A kind of noise reduction automobile exhaust pipe the most according to claim 1, it is characterised in that: the outer wall of described heat-insulation layer is additionally provided with Polyurea layer.
5. according to a kind of noise reduction automobile exhaust pipe described in claim 1, it is characterised in that: described left and right exhaustor main body Electric heating tube it is mounted on inwall.
A kind of noise reduction automobile exhaust pipe the most according to claim 1, it is characterised in that: described left and right exhaustor main body it Between connected by through hole.
7. the antidrumming compound for exhaustor, it is characterised in that: it is made up of the composition of following weight portion: epoxide modified organic Silicon 9-15 part, anti-settling agent 3-8 part, corrosion inhibiter 1-4 part, dipropylene 4-9 part, coupling agent 1-5 part, antioxidant 2-6 part, water Property resin 4-10 part, propylene glycol methyl ether acetate 2-7 part, TEA triethanolamine 2-6 part, butyl glycol ether 1-3 part is nano oxidized Zinc 4-8 part, Tissuemat E 3-9 part, perfluor alkyl ethyl acrylate class monomer 2-9 part, methyl methacrylate 1-3 part is poly- Butanediol 4-7 part, Pulvis Talci 1-5 part, fire retardant 3-8 part.
CN201610632104.3A 2016-08-04 2016-08-04 A kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor Pending CN106285879A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610632104.3A CN106285879A (en) 2016-08-04 2016-08-04 A kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610632104.3A CN106285879A (en) 2016-08-04 2016-08-04 A kind of noise reduction automobile exhaust pipe and the antidrumming compound for exhaustor

Publications (1)

Publication Number Publication Date
CN106285879A true CN106285879A (en) 2017-01-04

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10975743B1 (en) 2020-03-13 2021-04-13 Tenneco Automotive Operating Company Inc. Vehicle exhaust component
US11199116B2 (en) 2017-12-13 2021-12-14 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler
US11268430B2 (en) 2019-01-17 2022-03-08 Tenneco Automotive Operating Company Inc. Diffusion surface alloyed metal exhaust component with welded edges
US11268429B2 (en) 2019-01-17 2022-03-08 Tenneco Automotive Operating Company Inc. Diffusion surface alloyed metal exhaust component with inwardly turned edges
US11365658B2 (en) 2017-10-05 2022-06-21 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler
US11702969B2 (en) 2017-10-05 2023-07-18 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11365658B2 (en) 2017-10-05 2022-06-21 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler
US11702969B2 (en) 2017-10-05 2023-07-18 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler
US11199116B2 (en) 2017-12-13 2021-12-14 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler
US11268430B2 (en) 2019-01-17 2022-03-08 Tenneco Automotive Operating Company Inc. Diffusion surface alloyed metal exhaust component with welded edges
US11268429B2 (en) 2019-01-17 2022-03-08 Tenneco Automotive Operating Company Inc. Diffusion surface alloyed metal exhaust component with inwardly turned edges
US10975743B1 (en) 2020-03-13 2021-04-13 Tenneco Automotive Operating Company Inc. Vehicle exhaust component

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Application publication date: 20170104