CN208486931U - Highly effective low noise exhaust system - Google Patents
Highly effective low noise exhaust system Download PDFInfo
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- CN208486931U CN208486931U CN201821158529.6U CN201821158529U CN208486931U CN 208486931 U CN208486931 U CN 208486931U CN 201821158529 U CN201821158529 U CN 201821158529U CN 208486931 U CN208486931 U CN 208486931U
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Abstract
The utility model provides a kind of highly effective low noise exhaust system, comprising: exhaust apparatus main body is set to below vehicle body；Exhaust pipe locked component, exhaust pipe locked component are welded in exhaust apparatus main body；Exhaust port, exhaust port passes through exhaust pipe locked component and exhaust port is fixed by exhaust pipe locked component；Exhaust pipe, exhaust pipe one end are fixedly connected with exhaust port, and exhaust pipe includes at least the first section, the second section and third section；Noise reduction components are nested in exhaust apparatus main body, and noise reduction components wrap up the first section；First clear area is set in the first section；First cleaning device, the first cleaning device are set in the first clear area, and there are gaps between the first cleaning device and exhaust pipe；And collet, collet are socketed in outside the first clear area.The exhaust system of the utility model can guarantee being stably connected with for collet and noise reduction components, while improve air-flow flow efficiency, reduce exhaust resistance.
Description
Technical field
The utility model is to be related to automotive engineering technology field, is filled especially with regard to a kind of highly effective low noise automobile exhaust
It sets.
Background technique
The development of auto industry has greatly pushed economical growth and social progress.The main power source of motor vehicles
For gasoline engine and diesel engine, compared with gasoline engine, diesel engine is with power is big, the thermal efficiency is high, fuel economy is good and work
The advantages that reliable, simultaneously because the low CO of diesel engine2The advantage and diesel vehicle riding comfort of emission performance and noise control side
The improvement in face, play an important role it gradually in power train in vehicle application.However, in world wide, environmental consciousness is gradually
Enhancing is increasingly strict with emission regulation, and diesel exhaust gas pollution problem, which has become, limits its bottleneck further developed.Therefore,
Strict control exhausted pollutant of diesel engine deepens continuously and studies Diesel Engine Exhaust Purification technology and improvement exhaust gas post-treatment device,
Have become the most important thing of current automobile industry development.
The information disclosed in the background technology section is intended only to increase the understanding to the general background of the utility model, and
It is not construed as recognizing or implying in any form that information composition is already known to those of ordinary skill in the art existing
Technology.
Utility model content
The purpose of this utility model is to provide a kind of highly effective low noise exhaust systems, are able to solve the prior art
The problem of.
To achieve the above object, the utility model provides a kind of highly effective low noise exhaust system, it is characterised in that:
Highly effective low noise exhaust system includes: exhaust apparatus main body, and exhaust apparatus main body is set to below vehicle body；Exhaust pipe locking
Component, exhaust pipe locked component are welded in exhaust apparatus main body；Exhaust port, exhaust port pass through exhaust pipe locking group
Part and exhaust port is fixed by exhaust pipe locked component；Exhaust pipe, exhaust pipe one end are fixedly connected with exhaust port, row
Tracheae includes at least the first section, the second section and third section；Noise reduction components, noise reduction components are nested in exhaust apparatus main body
On, noise reduction components wrap up the first section；First clear area, the first clear area are set in the first section；First cleaning device, the
One cleaning device is set in the first clear area, and there are gaps between the first cleaning device and exhaust pipe；And collet, it is heat-insulated
It is socketed in outside the first clear area.
In a preferred embodiment, highly effective low noise exhaust system further include: keep component, component is kept to set
It is placed between collet and noise reduction components, keeps component for collet to be fixed on outside the first clear area, wherein holding group
There are the second gaps between part and collet, and wherein, and the length of collet and holding component touch part is less than collet
With holding component not in contact with the length of part.
In a preferred embodiment, multiple expansion holes are provided in collet.
In a preferred embodiment, highly effective low noise exhaust system further include: the first air flue and the second air flue,
First air flue is connected to gap, and the second air flue is connected to gap；Wherein, the first section part tool corresponding with the first cleaning device
There is outwardly projecting semi-cylindrical hill.
In a preferred embodiment, the second section includes at least crankle part, and the second section passes through with third section
Pipe fitting connection.
In a preferred embodiment, highly effective low noise exhaust system further include: particulate pollutant sensing device,
Particulate pollutant sensing device is set at the first section and the second segments contact；Electrostatic adsorption device, electrostatic adsorption device are set
It is placed at the first section and the second segments contact；Wherein, particulate pollutant sensing device and electrostatic adsorption device are single with control
Member connection, when particulate pollutant sensing device senses to particle contamination levels are higher than thresholding, control unit controls electrostatic and inhales
Adsorption device work；When particulate pollutant sensing device senses to particle contamination levels are lower than thresholding, control unit control is quiet
Electric adsorption device stops working.
In a preferred embodiment, the length of noise reduction components is shorter than the length of exhaust apparatus main body.
Compared with prior art, the utility model has the advantages that exhaust apparatus in the prior art is usually direct
Exhaust pipe is fixed on frame, or exhaust pipe is fixed on frame by certain fixed devices, this structure is due to each
The problem of component strength, limits the transformation for exhaust pipe itself, or, in other words, the prior art is less likely to exhaust
Pipe itself is largely transformed.For this problem, the utility model devises a kind of new exhaust pipe fixation structure, this
The exhaust pipe of utility model is fixed in exhaust apparatus main body by interface and locked component, and interface and locked component itself are suitable
In increasing exhaust pipe size, increase so that being vented pipe stiffness, in this case, even if biggish change exhaust pipe itself
External form, the intensity of exhaust pipe can also be guaranteed.The transformation of exhaust pipe itself is to increase cleaning device, sanitizer cartridge
Set be it is a kind of with adsorption function can heating device, tail gas outside discharge vehicle before will first pass through cleaning device and clean,
Cleaning device is by the particulate matter of such as PM2.5, PM10 in absorption tail gas, can be by way of heating when adsorption saturation
So that particulate matter is released and is collected accordingly, prevents pollution atmosphere.It should be pointed out that when cleaning device heating,
Heat may be conducted along exhaust pipe to noise reduction components, cause noise reduction components scaling loss, the utility model in order to solve this problem,
Collet is increased between cleaning device and noise reduction components.It finds after study, heat-barrier material is due to frequently by sanitizer cartridge
The cooling meat of the thermal shock and temperature-fall period set causes heat-barrier material aging to be accelerated, and material has the defect for the dusting that becomes fragile, such as
Collet is directly anchored on noise reduction components by fruit, due to the limitation of production technology, not can guarantee collet and noise reduction group substantially
Part is stably connected with, or not can guarantee collet and noise reduction components high level it is heat-insulated.In order to solve this problem, this is practical
It is novel to increase holding component, keep component to be arranged between collet and noise reduction components, for guaranteeing collet and noise reduction group
Part is stably connected with, while between the two also there are gap, which guarantees to keep the heating surface area of component smaller, prevents a large amount of
Heat is passed to holding component.In order to prevent collet become fragile when being repeatedly subjected to thermal shock dusting the problem of, this reality
Multiple expansion holes are provided in collet with novel, which counteracts the internal stress of material during heat expansion, slow down
The trend of material failure.The utility model has redesigned air passage structure, forms the air flow structure of three-way, increases air-flow
The disorder degree of flowing, improves air-flow flow efficiency, reduces exhaust resistance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram according to the exhaust apparatus of one embodiment of the utility model.
Specific embodiment
With reference to the accompanying drawing, specific embodiment of the present utility model is described in detail, it is to be understood that this is practical
Novel protection scope is not limited by the specific implementation.
Unless otherwise explicitly stated, otherwise in entire disclosure and claims, term " includes " or its change
Changing such as "comprising" or " including " etc. will be understood to comprise stated element or component, and not exclude other members
Part or other component parts.
Embodiment 1
Fig. 1 is the structural schematic diagram according to the exhaust apparatus of one embodiment of the utility model.As shown, high-efficient low-noise
Sound exhaust system includes: exhaust apparatus main body 101, and exhaust apparatus main body is set to 102 lower section of vehicle body；Exhaust pipe locking group
Part 103, exhaust pipe locked component are welded in exhaust apparatus main body, and in one embodiment, exhaust pipe locked component can be
The metal plate being welded on exhaust apparatus；Exhaust port 104, exhaust port pass through exhaust pipe locked component and exhaust pipe
Interface is fixed by exhaust pipe locked component；Exhaust pipe, exhaust pipe one end are fixedly connected with exhaust port, and exhaust pipe includes at least
First section 105, the second section 106 and third section 107；Noise reduction components 108, noise reduction components are nested in exhaust apparatus main body
On, noise reduction components wrap up the first section, and in one embodiment, noise reduction components are honeycomb sound-absorbing materials, and this material is this
Material well known to field, the utility model repeat no more；First clear area 109, the first clear area are set in the first section；The
One cleaning device 110, the first cleaning device are set in the first clear area, and there are gaps between the first cleaning device and exhaust pipe
113；And collet 111, collet are socketed in outside the first clear area.In one embodiment, collet is to use this field
Well known heat-barrier material manufacture, the suitable heat-barrier material of property is well known to those skilled in the art, and details are not described herein again.?
In one embodiment, stiffening plate 122 is additionally provided between collet 111 and noise reduction components 108.
Exhaust apparatus in the prior art is usually directly exhaust pipe to be fixed on frame, or exhaust pipe is passed through certain
The problem of a little fixed devices are fixed on frame, and this structure is due to each component strength, limits changing for exhaust pipe itself
It makes, or, in other words, the prior art is less likely that exhaust pipe itself is largely transformed.For this problem, originally
Utility model devises a kind of new exhaust pipe fixation structure, and the exhaust pipe of the utility model is fixed by interface and locked component
In exhaust apparatus main body, interface and locked component itself are equivalent to increase exhaust pipe size, so that exhaust pipe stiffness increases,
In this case, even if the biggish external form for changing exhaust pipe itself, the intensity of exhaust pipe can also be guaranteed.For row
The transformation of tracheae itself is to increase cleaning device, cleaning device be it is a kind of with adsorption function can heating device, tail gas
Cleaning device will be first passed through before outside discharge vehicle to clean, cleaning device is by such as PM2.5, PM10's in absorption tail gas
Particulate matter can be made particulate matter release and be collected accordingly by way of heating, prevent dirt when adsorption saturation
Contaminate atmosphere.It should be pointed out that heat may be conducted along exhaust pipe to noise reduction components, cause to drop when cleaning device heating
It makes an uproar component scaling loss, in order to solve this problem the utility model, increases collet between cleaning device and noise reduction components.
Embodiment 2
Highly effective low noise exhaust system includes: exhaust apparatus main body 101, and exhaust apparatus main body is set to vehicle body 102
Lower section；Exhaust pipe locked component 103, exhaust pipe locked component are welded in exhaust apparatus main body, in one embodiment, exhaust
Pipe locked component can be welded to the metal plate on exhaust apparatus；Exhaust port 104, exhaust port are locked across exhaust pipe
Determine component and exhaust port is fixed by exhaust pipe locked component；Exhaust pipe, exhaust pipe one end and exhaust port are fixed to be connected
It connects, exhaust pipe includes at least the first section 105, the second section 106 and third section 107；Noise reduction components 108, noise reduction components
It is nested in exhaust apparatus main body, noise reduction components wrap up the first section, and in one embodiment, noise reduction components are honeycomb sound absorptions
Material, this material are materials well known in the art, and the utility model repeats no more；First clear area 109, the first clear area are set
It is placed in the first section；First cleaning device 110, the first cleaning device are set in the first clear area, the first cleaning device with
There are gaps 113 between exhaust pipe；And collet 111, collet are socketed in outside the first clear area.In one embodiment
In, collet is manufactured with heat-barrier material well known in the art, and the suitable heat-barrier material of property is those skilled in the art's public affairs
Know, details are not described herein again.Highly effective low noise exhaust system further include keep component 112, keep component 112 be set to every
Between hot jacket and noise reduction components, keep component for collet to be fixed on outside the first clear area, wherein keep component with every
There are the second gaps 114 between hot jacket, and wherein, and the length of collet and holding component touch part is less than collet and protects
Component is held not in contact with the length of part.
It finds after study, heat-barrier material by the thermal shock of cleaning device and the cooling of temperature-fall period due to frequently being received
Contracting causes heat-barrier material aging to be accelerated, and material has the defect for the dusting that becomes fragile, if collet is directly anchored to noise reduction components
On, due to the limitation of production technology, it not can guarantee being stably connected with for collet and noise reduction components substantially, or not can guarantee heat-insulated
It covers heat-insulated with the high level of noise reduction components.In order to solve this problem, the utility model increases holding component, and component is kept to set
It sets between collet and noise reduction components, for guaranteeing being stably connected with for collet and noise reduction components, while also staying between the two
There is gap, which guarantees to keep the heating surface area of component smaller, and amount of heat is prevented to be passed to holding component.
Embodiment 3
Highly effective low noise exhaust system includes: exhaust apparatus main body 101, and exhaust apparatus main body is set to vehicle body 102
Lower section；Exhaust pipe locked component 103, exhaust pipe locked component are welded in exhaust apparatus main body, in one embodiment, exhaust
Pipe locked component can be welded to the metal plate on exhaust apparatus；Exhaust port 104, exhaust port are locked across exhaust pipe
Determine component and exhaust port is fixed by exhaust pipe locked component；Exhaust pipe, exhaust pipe one end and exhaust port are fixed to be connected
It connects, exhaust pipe includes at least the first section 105, the second section 106 and third section 107；Noise reduction components 108, noise reduction components
It is nested in exhaust apparatus main body, noise reduction components wrap up the first section, and in one embodiment, noise reduction components are honeycomb sound absorptions
Material, this material are materials well known in the art, and the utility model repeats no more；First clear area 109, the first clear area are set
It is placed in the first section；First cleaning device 110, the first cleaning device are set in the first clear area, the first cleaning device with
There are gaps 113 between exhaust pipe；Collet 111, collet are socketed in outside the first clear area, in one embodiment, every
Hot jacket is manufactured with heat-barrier material well known in the art, and the suitable heat-barrier material of property is well known to those skilled in the art,
Details are not described herein again.Multiple expansion holes 115 are provided in collet.Highly effective low noise exhaust system further include: the first gas
Road 116 and the second air flue 117, the first air flue are connected to gap 113, and the second air flue is connected to gap 113；Wherein, the first section
Part corresponding with the first cleaning device has outwardly projecting semi-cylindrical hill.Second section includes at least crankle part, the
Two sections are connect with third section by pipe fitting.
In order to prevent collet become fragile when being repeatedly subjected to thermal shock dusting the problem of, the utility model is in collet
Interior to be provided with multiple expansion holes, which counteracts the internal stress of material during heat expansion, slows down the trend of material failure.
The utility model has redesigned air passage structure, forms the air flow structure of three-way, increases the disorder degree of air-flow flowing,
Air-flow flow efficiency is improved, exhaust resistance is reduced.
Embodiment 4
Highly effective low noise exhaust system includes: exhaust apparatus main body 101, and exhaust apparatus main body is set to vehicle body 102
Lower section；Exhaust pipe locked component 103, exhaust pipe locked component are welded in exhaust apparatus main body, in one embodiment, exhaust
Pipe locked component can be welded to the metal plate on exhaust apparatus；Exhaust port 104, exhaust port are locked across exhaust pipe
Determine component and exhaust port is fixed by exhaust pipe locked component；Exhaust pipe, exhaust pipe one end and exhaust port are fixed to be connected
It connects, exhaust pipe includes at least the first section 105, the second section 106 and third section 107；Noise reduction components 108, noise reduction components
It is nested in exhaust apparatus main body, noise reduction components wrap up the first section, and in one embodiment, noise reduction components are honeycomb sound absorptions
Material, this material are materials well known in the art, and the utility model repeats no more；First clear area 109, the first clear area are set
It is placed in the first section；First cleaning device 110, the first cleaning device are set in the first clear area, the first cleaning device with
There are gaps 113 between exhaust pipe；Collet 111, collet are socketed in outside the first clear area, in one embodiment, every
Hot jacket is manufactured with heat-barrier material well known in the art, and the suitable heat-barrier material of property is well known to those skilled in the art,
Details are not described herein again.In a preferred embodiment, the second section includes at least crankle part, the second section and third section
It is connected by pipe fitting.Highly effective low noise exhaust system further include: particulate pollutant sensing device 118, particulate pollutant
Sensing device is set at the first section and the second segments contact 119；Electrostatic adsorption device 120, electrostatic adsorption device is set to
At first section and the second segments contact；Wherein, particulate pollutant sensing device and electrostatic adsorption device connect with control unit
It connects, when particulate pollutant sensing device senses to particle contamination levels are higher than thresholding, control unit controls Electrostatic Absorption dress
Set work；When particulate pollutant sensing device senses to particle contamination levels are lower than thresholding, control unit controls electrostatic and inhales
Adsorption device stops working.The length of noise reduction components is shorter than the length of exhaust apparatus main body.
The description of the aforementioned specific exemplary embodiment to the utility model is in order to illustrate and illustration purpose.These
Description is not wishing to for the utility model to be limited to disclosed precise forms, and it will be apparent that according to the above instruction, can carry out
It is many to change and change.The purpose of selecting and describing the exemplary embodiment is that explaining the specific principle of the utility model
And its practical application, so that those skilled in the art can be realized and utilize a variety of different examples of the utility model
Property embodiment and various chooses and changes.The scope of the utility model is intended to by claims and its waits similar shapes
Formula is limited.
Claims (7)
1. a kind of highly effective low noise exhaust system, it is characterised in that: the highly effective low noise exhaust system includes:
Exhaust apparatus main body, the exhaust apparatus main body are set to below vehicle body；
Exhaust pipe locked component, the exhaust pipe locked component are welded in the exhaust apparatus main body；
Exhaust port, the exhaust port pass through exhaust pipe locked component and the exhaust port by the exhaust pipe
Locked component is fixed；
Exhaust pipe, described exhaust pipe one end are fixedly connected with the exhaust port, the exhaust pipe include at least the first section,
Second section and third section；
Noise reduction components, the noise reduction components are nested in the exhaust apparatus main body, and the noise reduction components wrap up firstth area
Section；
First clear area, first clear area are set in first section；
First cleaning device, first cleaning device are set in first clear area, first cleaning device and institute
State between exhaust pipe that there are gaps；And
Collet, the collet are socketed in outside first clear area.
2. highly effective low noise exhaust system as described in claim 1, it is characterised in that: the highly effective low noise automobile row
Device of air further include:
Component is kept, the holding component is set between the collet and the noise reduction components, and the holding component is used for
The collet is fixed on outside first clear area, wherein there are between the holding component and the collet
Two gaps, and wherein, the collet and the length for keeping component touch part are less than the collet and the guarantor
Component is held not in contact with the length of part.
3. highly effective low noise exhaust system as described in claim 1, it is characterised in that: be provided in the collet more
A expansion hole.
4. highly effective low noise exhaust system as described in claim 1, it is characterised in that: the highly effective low noise automobile row
Device of air further include:
First air flue and the second air flue, first air flue are connected to the gap, and second air flue is connected to the gap；
Wherein, first section part corresponding with first cleaning device has outwardly projecting semi-cylindrical hill.
5. highly effective low noise exhaust system as described in claim 1, it is characterised in that: second section includes at least
Crankle part, second section are connect with the third section by pipe fitting.
6. highly effective low noise exhaust system as described in claim 1, it is characterised in that: the highly effective low noise automobile row
Device of air further include:
Particulate pollutant sensing device, the particulate pollutant sensing device are set to first section and second section
Contact position；
Electrostatic adsorption device, the electrostatic adsorption device are set at first section and second segments contact；
Wherein, the particulate pollutant sensing device and the electrostatic adsorption device are connect with control unit, when the particle
When pollutant sensing device senses are higher than thresholding to particle contamination levels, described control unit controls the electrostatic adsorption device
Work；When the particulate pollutant sensing device senses to particle contamination levels are lower than thresholding, described control unit control
The electrostatic adsorption device stops working.
7. highly effective low noise exhaust system as described in claim 1, it is characterised in that: described in the length ratio of noise reduction components
The length of exhaust apparatus main body is short.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821158529.6U CN208486931U (en) | 2018-07-21 | 2018-07-21 | Highly effective low noise exhaust system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821158529.6U CN208486931U (en) | 2018-07-21 | 2018-07-21 | Highly effective low noise exhaust system |
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| Publication Number | Publication Date |
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| CN208486931U true CN208486931U (en) | 2019-02-12 |
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ID=65247663
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| CN201821158529.6U Active CN208486931U (en) | 2018-07-21 | 2018-07-21 | Highly effective low noise exhaust system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798853A (en) * | 2018-07-21 | 2018-11-13 | 河南工学院 | Highly effective low noise exhaust system |
-
2018
- 2018-07-21 CN CN201821158529.6U patent/CN208486931U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108798853A (en) * | 2018-07-21 | 2018-11-13 | 河南工学院 | Highly effective low noise exhaust system |
| CN108798853B (en) * | 2018-07-21 | 2023-09-19 | 河南工学院 | High-efficiency low-noise automobile exhaust device |
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