CN108661763A - A kind of segmentation exhaust apparatus - Google Patents
A kind of segmentation exhaust apparatus Download PDFInfo
- Publication number
- CN108661763A CN108661763A CN201810747663.8A CN201810747663A CN108661763A CN 108661763 A CN108661763 A CN 108661763A CN 201810747663 A CN201810747663 A CN 201810747663A CN 108661763 A CN108661763 A CN 108661763A
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- Prior art keywords
- pipe
- exhaust
- conversion equipment
- tail
- internal diameter
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Classifications
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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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
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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
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
- F01N1/065—Silencing apparatus characterised by method of silencing by using interference effect by using an active noise source, e.g. speakers
-
- 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
- F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
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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
-
- 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
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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
- F01N2260/00—Exhaust treating devices having provisions not otherwise provided for
- F01N2260/06—Exhaust treating devices having provisions not otherwise provided for for improving exhaust evacuation or circulation, or reducing back-pressure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a kind of segmentation exhaust apparatus,Belong to exhaust apparatus field,Its key points of the technical solution are that,Holder is movably installed with arrangement for catalytic purification close to the side of conversion equipment,Arrangement for catalytic purification is connected by exhaust front pipe,The exhaust gas of automobile is purified using internal catalyst,Convert the harmful substance in exhaust gas to innocuous substance,Environmental protection is reached,Energy-efficient advantageous effect,Side of the arrangement for catalytic purification far from conversion equipment is connected with middle-end electronics piece,The internal activity of middle-end electronics piece is equipped with sensing device,Valve can be automatically opened by the sensing device of exhaust,Startup is reached,It is closed rapid,The high feature of exhaust efficiency,Middle pipe is rotatably connected to check (non-return) valve close to the side of conversion equipment,Check (non-return) valve is by using ball valve,Realize the purpose opened and closed,The outer wall of tail pipe is closely welded with end silencing means,Silencing means is by using electronics silencing apparatus,Reach fast noise reduction,Quiet effect.
Description
Technical field
The present invention relates to exhaust field, more particularly to a kind of segmentation exhaust apparatus.
Background technology
Segmentation exhaust apparatus be it is a kind of exhaust gas be discharged and has the effects that cool down, the device of noise reduction, exhaust gas is from inblock cylinder
After going out, enters exhaust manifold immediately and exhaust gas is discharged by exhaust pipe after the exhaust manifold of each cylinder collects.And as air inlet discrimination
Pipe is the same, and gas is also to leave engine in a pulsed fashion in exhaust manifold, so the exhaust manifold length and camber of each cylinder
Also to be designed to it is identical as possible, make each cylinder exhaust can be the same it is smooth, but in exhaust process, will can largely be harmful to
Gas is discharged in environment, and pollution environment is serious, and exhaust system, which is in water, can cause water to enter exhaust apparatus, destroys system,
Traditional to be vented using back pressure without variable valve, such that engine enters height when turning region, exhaust efficiency can be hindered
Hinder, exhaust gas cannot quickly be discharged, and during exhaust, exhaust pipe can be caused to generate a large amount of heat, make its machine temperature liter
It is high.
The Chinese patent that Authorization Notice No. is CN204253155U discloses a kind of exhaust apparatus and is equipped with the exhaust apparatus
Gas engine, including inner tube and outer tube be connected with the gas of high temperature in inner tube, and interlayer water route surrounds inner tube, in interlayer water route
Water can play heat-blocking action to inner tube, and the high-temperature gas in cooling inner tube, the water in last interlayer water route is with cigarette in shredded tobacco for water pipes
It is mixed in Mixed Zone, the noise in gas is absorbed by water, the high-temperature gas generated in combustion chamber is reduced by exhaust apparatus
Temperature noise, and since the water of exhaust apparatus comes from outer circulation water route, the water in outer circulation water route is made to obtain fully
It utilizes, it is energy saving, but during exhaust, can still lead to a large amount of heat loss of exhaust pipe, make the reduction of its power,
In exhaust process, a large amount of pernicious gas can be discharged in environment, pollution environment is serious, and exhaust system, which is in water, to be caused
Water enters exhaust apparatus, destroys system, and traditional no variable valve is vented using back pressure, such that engine enters high turn
When region, exhaust efficiency can be hindered, and exhaust gas cannot quickly be discharged, and noise reduction is poor.
Invention content
In view of the deficienciess of the prior art, the object of the present invention is to provide a kind of segmentation exhaust apparatus, it is above-mentioned to solve
It in background during exhaust, can still lead to a large amount of heat loss of exhaust pipe, make the reduction of its power, in exhaust process,
A large amount of pernicious gas can be discharged in environment, pollution environment is serious, and exhaust system, which is in water, can cause water to enter exhaust
Device destroys system, and traditional no variable valve is vented using back pressure, such that engine enters height when turning region, arranges
The problem of gas efficiency can be hindered, and exhaust gas cannot quickly be discharged, noise reduction is poor.
The present invention above-mentioned technical purpose technical scheme is that：
The bottom of a kind of segmentation exhaust apparatus, including front tube, middle pipe and tail pipe, the front tube is movably installed with middle pipe, in described
Underside of the pipe far from front tube is equipped with tail pipe, and the lower surface of the front tube is installed with holder, the upper table of the holder
Face is plugged with conversion equipment, and the holder is movably installed with arrangement for catalytic purification close to the side of conversion equipment, and the catalysis is net
Disguise the inside center set and be installed with poison gas absorbing cavity, side of the arrangement for catalytic purification far from conversion equipment is connected with
The internal activity of middle-end electronics piece, the middle-end electronics piece is equipped with sensing device, and the middle pipe is close to the side of conversion equipment
It is rotatably connected to check (non-return) valve, the outer wall of the tail pipe is closely welded with end silencing means, the inner wall of the end silencing means
It is closely fitted with thermal insulation layer, the inner wall of the thermal insulation layer is closely fitted with sound absorbing layer.
Further, the front of the front tube is movably installed with three flanges, and three flanges are in " polygon " shape, and
Three flanges are in same straight line, and the front tube is plugged with three exhaust manifolds, and three exhaust manifolds above flange
Port be respectively inserted into the inside of flange, and three exhaust manifolds and three flanges are laid in " correspondence ".
Further, the middle pipe is plugged with bloop below check (non-return) valve, and the internal diameter of bloop is more than middle pipe
Internal diameter, and bloop runs through and is connected to the inside of holder, and side underside of the conversion equipment far from bloop connects
It is connected to air inlet intubation, and one end of air inlet intubation is connect with conversion equipment, air inlet is intubated the other end and the side of holder is clamped.
Further, one end of the exhaust manifold is movably installed with three-limb tube, the other end clamping of exhaust manifold
There are three reinforcing plates, and three reinforcing plates are in " circle " shape, and three exhaust manifolds are plugged on the inside of reinforcing plate, and three respectively
Lead to the internal diameter that the internal diameter taken over is more than reinforcing plate.
Further, the upper surface of the arrangement for catalytic purification is installed with strainer, and the surface of strainer be provided with it is more
A aperture, and strainer is laid horizontal by " parallel ".
Further, the one end of the three-limb tube far from exhaust manifold is connected with preceding hush pipe, and hush pipe is interior
Diameter is less than the internal diameter of three-limb tube, and the inner wall of the hush pipe is installed with sound absorption cavity, and sound absorption cavity surface be provided with it is more
A aperture, the hush pipe are closely welded with close to the top of conversion equipment around property pipe, and property pipe surface is provided with screw thread.
Further, one end of the tail pipe is closely welded with tail nozzle, and the other end of tail pipe is connected with clamping pipe, and tail nozzle
In " cylinder " shape, tail nozzle internal diameter is less than the internal diameter of tail pipe, and tail pipe is connected by being clamped pipe with bloop.
Further, the tail pipe is through inner tube is connected at the internal axis of sound absorbing layer, and said inner tube is close to tail
The side of nozzle is installed with exhaust outlet, and exhaust outlet is in " rectangular " shape.
In conclusion the invention has the advantages that：
The lower surface of 1, the segmentation exhaust apparatus, front tube is installed with holder, and the upper surface of holder is plugged with conversion equipment, branch
Frame is movably installed with arrangement for catalytic purification close to the side of conversion equipment, connects arrangement for catalytic purification by exhaust front pipe, utilizes
Internal catalyst purifies the exhaust gas of automobile, converts the harmful substance in exhaust gas to innocuous substance, avoids and arranging
During gas, a large amount of pernicious gas can be discharged in environment, the serious problem of pollution environment has reached environmental protection, energy-efficient
Advantageous effect.
2, the segmentation exhaust apparatus, side of the arrangement for catalytic purification far from conversion equipment are connected with middle-end electronics piece, middle-end
The internal activity of electronics piece is equipped with sensing device, by the sensing device of exhaust can according to engine speed and throttle depth come
Adjust, driver can also one rotating speed node of sets itself, when engine reaches preset rotation speed, exhaust apparatus will be according to
Program setting automatically opens valve, avoids traditional no variable valve and is vented using back pressure, such that engine enters
When height turns region, the problem of exhaust efficiency can be hindered, and exhaust gas cannot quickly be discharged, reached startup, be closed it is rapid,
The high feature of exhaust efficiency.
3, the segmentation exhaust apparatus, middle pipe are rotatably connected to check (non-return) valve close to the side of conversion equipment, and check (non-return) valve is by adopting
With ball valve, its opening and closing element is a sphere, realizes the purpose opened and closed around valve rod using sphere, avoids exhaust system
The problem of water can be caused to enter exhaust apparatus in water, destroy system, safety, the low effect of flow resistance are reached.
The outer wall of 4, the segmentation exhaust apparatus, tail pipe is closely welded with end silencing means, and the inner wall of thermal insulation layer closely pastes
Conjunction has sound absorbing layer, and silencing means is in exhaust system, rear pipe, and silencing means is by using electronics silencing apparatus, sensing device
From exhaust outlet interception air stream pressure waveform, feeds back to computer and loud speaker is instructed to generate a same waveform and go mutually
It offsets, avoids the unconspicuous phenomenon of noise reduction, reach fast noise reduction, quiet effect.
5, the segmentation exhaust apparatus, the inner wall of end silencing means are closely fitted with thermal insulation layer, by thermal insulation layer by heat
It prevents inside exhaust pipe, the temperature of exhaust pipe can be improved, improve exhaust power, avoiding can cause to be vented in exhaust process
A large amount of heat loss is managed, its under powered problem is made, reaches power height, is vented fast effect.
Description of the drawings
Fig. 1 is the overall structure figure of the present invention；
Fig. 2 is the front tube structure chart of the present invention；
Fig. 3 is the middle pipe structure chart of the present invention；
Fig. 4 is the tail pipe structure figure of the present invention.
In figure, 1, front tube, 101, flange, 102, exhaust manifold, 103, around property pipe, 104, sound absorption cavity, 105, threeway connection
Pipe, 106, preceding hush pipe, 107, reinforcing plate, 108, conversion equipment, 109, holder, 2, middle pipe, 201, arrangement for catalytic purification, 202,
Middle-end electronics piece, 2021, sensing device, 203, check (non-return) valve, 204, bloop, 205, air inlet intubation, 206, poison gas absorbing cavity,
207, strainer, 3, tail pipe, 301, end silencing apparatus, 302, thermal insulation layer, 303, sound absorbing layer, 304, exhaust outlet, 305, tail nozzle,
306, inner tube, 307, clamping pipe.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of segmentation exhaust apparatus, including front tube 1,2 and of middle pipe
The bottom of tail pipe 3, front tube 1 is movably installed with middle pipe 2, and underside of the middle pipe 2 far from front tube 1 is equipped with tail pipe 3, front tube 1
Lower surface is installed with holder 109, and the upper surface of holder 109 is plugged with conversion equipment 108, and holder 109 is close to conversion equipment
108 side is movably installed with arrangement for catalytic purification 201, and the inside center of arrangement for catalytic purification 201 is installed with poison gas suction
Chamber 206 is received, arrangement for catalytic purification 201 is connected by exhaust front pipe, the exhaust gas of automobile is purified using internal catalyst,
It converts the harmful substance in exhaust gas to innocuous substance, avoids in exhaust process, a large amount of pernicious gas can be discharged to
In environment, the serious problem of pollution environment has reached environmental protection, energy-efficient advantageous effect, arrangement for catalytic purification 201 is far from converting means
The side for setting 108 is connected with middle-end electronics piece 202, and the internal activity of middle-end electronics piece 202 is equipped with sensing device 2021, passes through
The sensing device 2021 of exhaust can be adjusted according to engine speed and throttle depth, can also one rotating speed section of sets itself
Point, when engine reaches preset rotation speed, sensing device 2021 will automatically open valve according to program setting, avoid biography
System without variable valve using back pressure exhaust, such that engine enters height when turning region, exhaust efficiency can be hindered,
The problem of exhaust gas cannot quickly be discharged has reached startup, has been closed rapid, the high feature of exhaust efficiency, the close conversion of middle pipe 2
The side of device 108 is rotatably connected to check (non-return) valve 203, and for check (non-return) valve 203 by using ball valve, its opening and closing element is a sphere,
The purpose opened and closed is realized around valve rod using sphere, avoiding exhaust system and being in water can cause water to enter exhaust dress
The problem of setting, destroying system, has reached safety, the outer wall of the low effect of flow resistance, tail pipe 3 is closely welded with end silencing means
301, the inner wall of end silencing means 301 is closely fitted with thermal insulation layer 302, and the inner wall of thermal insulation layer 302 is closely fitted with sound absorbing layer
303, silencing means is by using electronics silencing apparatus, and sensing device 2021 is from exhaust outlet interception air stream pressure waveform, instead
It is fed to computer and loud speaker is instructed to generate a same waveform and go to cancel out each other, it is unconspicuous existing to avoid noise reduction
As reaching fast noise reduction, quiet effect.
Further, the front of front tube 1 is movably installed with three flanges 101, and three flanges 101 are in multilateral shape, and
And three flanges 101 are in same straight line, front tube 1 is plugged with three exhaust manifolds 102, and three close to the top of flange 101
The port of exhaust manifold 102 is respectively inserted into the inside of flange 101, and three exhaust manifolds 102 and three flanges 101 are in pair
It should lay, irregular by the use of exhaust manifold 102, gas makes its resistance become larger when flowing, reaches noise reduction damping, side
Just the effect installed and prolonged the service life.
Further, middle pipe 2 is plugged with bloop 204 close to the lower section of check (non-return) valve 203, and the internal diameter of bloop 204 is big
In the internal diameter of middle pipe 2, and bloop 204 runs through the inside for being connected to holder 109, and conversion equipment 108 is far from bloop 204
Side underside is connected with air inlet intubation 205, and one end of air inlet intubation 205 is connect with conversion equipment 108, air inlet intubation
The side of 205 other ends and holder 109 is clamped, bloop 204 keep the gross area of spout constant and use much small spouts come generation
Replace, when air-flow is through small holes, the frequency spectrum of jet noise will shift to high frequency or hyperfrequency, make the audible sound in frequency spectrum at clearly demarcated
It is aobvious to reduce, to reduce to the interference of people and the effect of injury.
Further, one end of exhaust manifold 102 is movably installed with three-limb tube 105, the other end of exhaust manifold 102
There are three reinforcing plates 107 for clamping, and three reinforcing plates 107 are in rounded shape, and three exhaust manifolds 102 are plugged on reinforcing plate respectively
107 inside, and the internal diameter of three-limb tube 105 is more than the internal diameter of reinforcing plate 107, by being designed on exhaust manifold 102
Reinforcing plate with achieve the purpose that increase pipeline area inertia away from, carry out to exhaust manifold 102 compensation reinforce effect.
Further, the upper surface of arrangement for catalytic purification 201 is installed with strainer 207, and the surface setting of strainer 207
There are multiple apertures, and strainer 207, horizontal by parallel laying, strainer 207 is process by the woven wire of different meshes,
It is filtering melting stream and increase stream resistance that it, which is acted on, so as to filtering off mechanical admixture and improving the effect for being kneaded or being plasticized, tool
There is the energy of acidproof, alkaline-resisting, heatproof, wear-resisting etc..
Further, hush pipe 106 before the one end of three-limb tube 105 far from exhaust manifold 102 is connected with, and hush pipe
106 internal diameter is less than the internal diameter of three-limb tube 105, and the inner wall of hush pipe 106 is installed with sound absorption cavity 104, and sound absorption cavity
104 surfaces are provided with multiple apertures, and hush pipe 106 is closely welded with close to the top of conversion equipment 108 around property pipe 103, and around
Property 103 surface of pipe be provided with screw thread, explosion-proof around property connecting tube using stainless steel around property pipe 103, and surface is provided with screw thread,
In exhaust process, have the advantages that resistance to combustion, corrosion-resistant, water-fast, ageing-resistant, flexible good, sound construction, reliable operation.
Further, one end of tail pipe 3 is closely welded with tail nozzle 305, and the other end of tail pipe 3 is connected with clamping pipe 307, and
Tail nozzle 305 is cylindrical, and 305 internal diameter of tail nozzle is less than the internal diameter of tail pipe 3, and tail pipe 3 is by being clamped pipe 307 and bloop 204
It is connected, by lengthening tail nozzle 305, preferably can enough prevents automobile tail pipe 3 from deforming outer, while playing the role of supercharging and flow-disturbing,
Exhaust pipe sound can also be made to become slightly soft pleasing to the ear to a certain extent, reduce noise.
Further, for tail pipe 3 through inner tube 306 is connected at the internal axis of sound absorbing layer 303, inner tube 306 is close
The side of tail nozzle 305 is installed with exhaust outlet 304, and exhaust outlet 304 is square-shaped, and exhaust outlet 304 is had using square shape
Extremely strong decoration function, while having also taken on the effect of modification tailstock visual effect.
Operation principle：First, the lower surface of front tube 1 is installed with holder 109, and the upper surface of holder 109, which is plugged with, to be turned
Changing device 108, holder 109 are movably installed with arrangement for catalytic purification 201, arrangement for catalytic purification close to the side of conversion equipment 108
201 inside center is installed with poison gas absorbing cavity 206, connects arrangement for catalytic purification 201 by exhaust front pipe, utilizes inside
Catalyst the exhaust gas of automobile is purified, convert the harmful substance in exhaust gas to innocuous substance, avoid and be vented
A large amount of pernicious gas can be discharged in environment by Cheng Zhong, and the serious problem of pollution environment has reached environmental protection, energy-efficient beneficial
Effect, then, side of the arrangement for catalytic purification 201 far from conversion equipment 108 are connected with middle-end electronics piece 202, middle-end electronics piece
202 internal activity is equipped with sensing device 2021, can be according to engine speed and throttle by the sensing device 2021 of exhaust
Depth is adjusted, can also sets itself one rotating speed node, when engine reaches preset rotation speed, sensing device 2021 will
According to program setting, valve is automatically opened, traditional no variable valve is avoided and is vented using back pressure, such that engine
When turning region into height, the problem of exhaust efficiency can be hindered, and exhaust gas cannot quickly be discharged, reached startup, be closed it is fast
Speed, the high feature of exhaust efficiency, then, middle pipe 2 are rotatably connected to check (non-return) valve 203 close to the side of conversion equipment 108, non-return
For valve 203 by using ball valve, its opening and closing element is a sphere, realizes the purpose opened and closed around valve rod using sphere, keeps away
Exempt from exhaust system and be in water the problem of water can be caused to enter exhaust apparatus, destroy system, reaches safety, the low effect of flow resistance
Fruit, finally, the outer wall of tail pipe 3 are closely welded with end silencing means 301, and the inner wall of end silencing means 301 is closely fitted with
The inner wall of thermal insulation layer 302, thermal insulation layer 302 is closely fitted with sound absorbing layer 303, and silencing means is passed by using electronics silencing apparatus
Induction device 2021 feeds back to computer and loud speaker is instructed to generate one similarly from exhaust outlet interception air stream pressure waveform
Waveform goes to cancel out each other, and avoids the unconspicuous phenomenon of noise reduction, reaches fast noise reduction, quiet effect, and exhaust terminates.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, people in the art
Member can as needed make the present embodiment the modification of not creative contribution after reading this specification, but as long as at this
It is all protected by Patent Law in the right of invention.
Claims (8)
1. a kind of segmentation exhaust apparatus, including front tube（1）, middle pipe（2）And tail pipe（3）, it is characterised in that：The front tube（1）'s
Bottom is movably installed with middle pipe（2）, the middle pipe（2）Far from front tube（1）Underside tail pipe is installed（3）, the front tube
（1）Lower surface be installed with holder（109）, the holder（109）Upper surface be plugged with conversion equipment（108）, described
Holder（109）Close to conversion equipment（108）Side be movably installed with arrangement for catalytic purification（201）, the arrangement for catalytic purification
（201）Inside center be installed with poison gas absorbing cavity（206）, the arrangement for catalytic purification（201）Far from conversion equipment
（108）Side be connected with middle-end electronics piece（202）, the middle-end electronics piece（202）Internal activity sensing device is installed
（2021）, the middle pipe（2）Close to conversion equipment（108）Side be rotatably connected to check (non-return) valve（203）, the tail pipe（3）'s
Outer wall is closely welded with end silencing means（301）, the end silencing means（301）Inner wall be closely fitted with thermal insulation layer
（302）, the thermal insulation layer（302）Inner wall be closely fitted with sound absorbing layer（303）.
2. a kind of segmentation exhaust apparatus according to claim 1, it is characterised in that：The front tube（1）Front activity peace
There are three flanges for dress（101）, and three flanges（101）In " polygon " shape, and three flanges（101）In same straight line,
The front tube（1）Close to flange（101）Top be plugged with three exhaust manifolds（102）, and three exhaust manifolds（102）End
Mouth is respectively inserted into flange（101）Inside, and three exhaust manifolds（102）With three flanges（101）It is laid in " correspondence ".
3. a kind of segmentation exhaust apparatus according to claim 1, it is characterised in that：The middle pipe（2）Close to check (non-return) valve
（203）Lower section be plugged with bloop（204）, and bloop（204）Internal diameter be more than middle pipe（2）Internal diameter, and bloop
（204）Through being connected to holder（109）Inside, the conversion equipment（108）Far from bloop（204）Side underside
It is connected with air inlet intubation（205）, and air inlet is intubated（205）One end and conversion equipment（108）Connection, air inlet intubation（205）Separately
One end and holder（109）Side clamping.
4. a kind of segmentation exhaust apparatus according to claim 2, it is characterised in that：The exhaust manifold（102）One end
It is movably installed with three-limb tube（105）, exhaust manifold（102）Other end clamping there are three reinforcing plate（107）, and three add
Strong plate（107）In " circle " shape, three exhaust manifolds（102）It is plugged on reinforcing plate respectively（107）Inside, and threeway connect
Pipe（105）Internal diameter be more than reinforcing plate（107）Internal diameter.
5. a kind of segmentation exhaust apparatus according to claim 1, it is characterised in that：The arrangement for catalytic purification（201）'s
Upper surface is installed with strainer（207）, and strainer（207）Surface be provided with multiple apertures, and strainer（207）With level
It is laid in " parallel " in face.
6. a kind of segmentation exhaust apparatus according to claim 4, it is characterised in that：The three-limb tube（105）It is separate
Exhaust manifold（102）One end be connected with preceding hush pipe（106）, and hush pipe（106）Internal diameter be less than three-limb tube（105）
Internal diameter, the hush pipe（106）Inner wall be installed with sound absorption cavity（104）, and sound absorption cavity（104）Surface is provided with multiple
Aperture, the hush pipe（106）Close to conversion equipment（108）Top be closely welded with around property pipe（103）, and around property pipe
（103）Surface is provided with screw thread.
7. a kind of segmentation exhaust apparatus according to claim 1, it is characterised in that：The tail pipe（3）One end closely weld
It is connected to tail nozzle（305）, tail pipe（3）The other end be connected with clamping pipe（307）, and tail nozzle（305）In " cylinder " shape, tail nozzle
（305）Internal diameter is less than tail pipe（3）Internal diameter, and tail pipe（3）It is managed by being clamped（307）With bloop（204）It is connected.
8. a kind of segmentation exhaust apparatus according to claim 1, it is characterised in that：The tail pipe（3）Close to sound absorbing layer
（303）Internal axis at through being connected with inner tube（306）, said inner tube（306）Close to tail nozzle（305）Side be fixedly mounted
There is exhaust outlet（304）, and exhaust outlet（304）In " rectangular " shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810747663.8A CN108661763A (en) | 2018-07-10 | 2018-07-10 | A kind of segmentation exhaust apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810747663.8A CN108661763A (en) | 2018-07-10 | 2018-07-10 | A kind of segmentation exhaust apparatus |
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|---|---|
| CN108661763A true CN108661763A (en) | 2018-10-16 |
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ID=63772594
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|---|---|---|---|
| CN201810747663.8A Pending CN108661763A (en) | 2018-07-10 | 2018-07-10 | A kind of segmentation exhaust apparatus |
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| CN (1) | CN108661763A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075536A (en) * | 2018-10-18 | 2020-04-28 | 现代自动车株式会社 | Variable valve for muffler and double muffler having the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208518731U (en) * | 2018-07-10 | 2019-02-19 | 肇庆市高新区晓靖科技有限公司 | A kind of segmentation exhaust apparatus |
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2018
- 2018-07-10 CN CN201810747663.8A patent/CN108661763A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208518731U (en) * | 2018-07-10 | 2019-02-19 | 肇庆市高新区晓靖科技有限公司 | A kind of segmentation exhaust apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111075536A (en) * | 2018-10-18 | 2020-04-28 | 现代自动车株式会社 | Variable valve for muffler and double muffler having the same |
| CN111075536B (en) * | 2018-10-18 | 2022-04-15 | 现代自动车株式会社 | Variable valve for muffler and double muffler having the same |
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Application publication date: 20181016 |