CN107100706A - New type purification silencer - Google Patents
New type purification silencer Download PDFInfo
- Publication number
- CN107100706A CN107100706A CN201710290451.7A CN201710290451A CN107100706A CN 107100706 A CN107100706 A CN 107100706A CN 201710290451 A CN201710290451 A CN 201710290451A CN 107100706 A CN107100706 A CN 107100706A
- Authority
- CN
- China
- Prior art keywords
- chamber
- dedusting
- noise elimination
- new type
- air inlet
- 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.)
- Granted
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/007—Apparatus used as intake or exhaust silencer
-
- 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
-
- 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
- F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
-
- 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
-
- 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
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
Abstract
A kind of new type purification silencer, it is characterized in that it includes:One taper relief chamber(11), the taper relief chamber(11)Tapered end be provided with the air inlet that is connected with air inlet pipe(1), high-voltage pulse gas passes through air inlet(1)Taper relief chamber is initially entered, pyramidal structure is conducive to high pressure draught and the front and rear dislocation of sound wave and diffusion;One vortex chamber(12), the vortex chamber(12)With foregoing taper relief chamber(11)It is connected, vortex chamber(12)Inside it is disposed with spiral board(2);One dedusting chamber(13), the dedusting chamber(13)Pass through flange arrangement(3)With foregoing vortex chamber(12)Realize detachable connection;One noise elimination cavity(17), the noise elimination cavity(17)One end pass through flange arrangement and dedusting chamber(13)The port of export realize detachable connection, the other end is communicated with the gas outlet of silencer(9).The present invention has taken into account gas Cress function simultaneously, simplifies industrial production processes, dedusting chamber convenient disassembly, filter element replacing are easy.
Description
Technical field
The present invention relates to a kind of green technology, especially a kind of internal combustion engine drop bath and dust discharge technology are specifically a kind of
Have purification and the new type purification silencer of noise elimination function concurrently.
Background technology
It is well known that after noise exceedes certain value, normal work and the rest of people can be had a strong impact on, or even to people
The health of body produces extremely disadvantageous influence, it is therefore necessary to carry out the Noise measarement in industrial activity.
Common noise control method includes two kinds of resistive silencer and anti-formula silencer.The former utilizes sound-absorbing porous material
To reduce noise.Fixed on the inwall of gas channel or arrangement sound-absorbing material constructs resistive muffler in the duct, work as sound wave
Enter fashionable, part acoustic energy rubs in the hole of porous material and changes into thermal energy consumption and dissipate, and has weakened the sound wave passed through;
The latter is combined by the pipe and room of abrupt interface, when the sound wave for including various frequency contents enters first short tube, only
The sound wave of some frequencies near first mesh intrinsic frequency could reach second short tube mouth, and other one by mesh
The sound wave of a little frequencies then can not possibly by mesh, can only in cell roundtrip, just can be with by pipe and the appropriately combined of room
Filter the noise of some frequency contents.Resistive noise-cancelling theory is applied to eliminate medium, high frequency sound wave, and anti-formula noise-cancelling theory is applied to
In, low-frequency sound wave, all there is respective limitation.
" shot-like particle " is included in the gas produced after combustion in IC engine(Carbon distribution)" floccule "(Cigarette is wadded a quilt with cotton)And profit is mixed
Compound, is directly discharged in air that environment can be caused unthinkable harm, the solution that there is no this.Activated carbon,
It is black powder or bulk, graininess, cellular amorphous carbon, is a kind of ideal with stronger adsorptivity
Cleanser, is widely used in production, life.As far as the applicant is aware, there is no the noise elimination that both are carried out to resulting structure at present
Device is available.
The content of the invention
The purpose of the present invention is the deficiency existed for the anti-formula silencing apparatus of existing resistive, and design one kind combines resistive
With the composite purification silencing apparatus of anti-two kinds of noise-cancelling theorys of formula, discharged with realizing that the synchronous purification of gas is cleaned with no pollution.
The technical scheme is that:
A kind of new type purification silencer, it is characterized in that it includes:
One taper relief chamber 11, the tapered end of the taper relief chamber 11 is provided with the air inlet 1 being connected with air inlet pipe, high-tension pulse qi of chong channel ascending adversely
Body initially enters taper relief chamber by air inlet 1, and pyramidal structure is conducive to high pressure draught and the front and rear dislocation of sound wave and diffusion;
One vortex chamber 12, the vortex chamber 12 is connected with foregoing taper relief chamber 11, and spiral board 2 is disposed with vortex chamber 12, rotation
Stream plate 2 plays rotating centrifugal effect to air-flow, the impurity contained in air-flow is got rid of into dedusting chamber;
One dedusting chamber 13, the dedusting chamber 13 realizes detachable connection by flange arrangement 3 and foregoing vortex chamber 12, in dedusting chamber
13 are provided with active carbon layer 4 and filter cloth 5, and the large granular impurity entered from vortex chamber 12 is adsorbed by active carbon layer 4 first, remaining
The little particle impurity that can not be adsorbed then is obstructed by filter cloth 5, plays optimal clean-up effect;
One noise elimination cavity 17, one end of the noise elimination cavity 17 detachable company is realized by the port of export of flange arrangement and dedusting chamber 13
Connect, the other end is communicated with the gas outlet 9 of silencer, noise elimination cavity 17 by two pieces of dividing plates 8 be separated into one-level noise elimination cavity 14, two grades
Noise elimination cavity 15 and air collecting chamber 16, one-level noise elimination cavity 17 is close to dedusting chamber 13;Connection corresponding chambers are installed on described dividing plate 8
The intubation 7 circulated so as to gas.
The small diffusion hole that area summation is several times as much as air inlet is furnished with the cavity wall of described taper relief chamber 11, gas is by institute
State cavity wall oblique fire and diffuse into vortex chamber, play a part of decompression.
Described spiral board 2 is made up of the sound-absorbing porous material not reacted with air-flow.
Described vortex chamber 12 is in cylindrical shape structure, and the dedusting chamber 13 being attached thereto is in cuboid or cube structure.
The described material of filter cloth 5 is G4 grades of non-woven fabrics of high-quality, and support frame or dedusting cavity wall are fixed on continuous V-shaped structure
On.
The described inwall of noise elimination cavity 17 is stamped superfine glass noise reduction and covers cotton layer 6.
The arrangement of intubation 7 on described dividing plate 8 is identical or different.
Beneficial effects of the present invention:
The present invention is a kind of composite sound damping device of foundation in resistive noise-cancelling theory and reactive muffling basis, is taken into account simultaneously
Gas Cress function, simplifies industrial production processes, easily, satisfaction actually makes for dedusting chamber convenient disassembly, filter element replacing
With demand, had important practical significance to improving operating environment, improving discharge quality.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the schematic diagram that diverse location arrangement form is intubated on different dividing plates of the invention.
Embodiment
The present invention is further illustrated with reference to the accompanying drawings and examples.
As shown in Figure 1-2.
A kind of new type purification silencer, is made up of taper relief chamber 11, vortex chamber 12, dedusting chamber 13, noise elimination cavity 17, eliminates the noise
Chamber 17 is made up of one-level noise elimination cavity 14, two grades of noise elimination cavities 15 and air collecting chamber 16, as shown in Figure 1.The tapered end of taper relief chamber 11 is set
There is the air inlet 1 being connected with air inlet pipe, high-voltage pulse gas initially enters taper relief chamber, pyramidal structure by air inlet 1
Be conducive to high pressure draught and the front and rear dislocation of sound wave and diffusion;Area summation, which is furnished with, in taper relief chamber cavity wall is several times as much as air inlet
Small diffusion hole, gas by cavity wall oblique fire diffuse into vortex chamber, play a part of decompression.Meanwhile, because taper relief chamber 11
Interior no any right angle area, can prevent the presence of " shock wave " accumulation point, play anti-detonation.Vortex chamber 12 and foregoing taper
Relief chamber 11 is connected, and spiral board 2 is disposed with vortex chamber 12(It is identical with the spiral board structure commonly used in existing silencer), rotation
Stream plate 2 plays rotating centrifugal effect to air-flow, the impurity contained in air-flow is got rid of into dedusting chamber;Due to using this structure
Rotation along away from much larger than air-flow straightline propagation when distance, muffler space is extended indirectly, more preferable multiplying power is provided with and eliminates the noise
Effect.Spiral board plays rotating centrifugal effect to air-flow, makes soot particles, cigarette wadding, oil water mixture for containing in air-flow etc. greatly
Particle is got rid of into dedusting chamber and adsorbed by active carbon layer 4, and the little particle impurity that residue can not be adsorbed is then by the second layer
Filter cloth 5 is obstructed, and can reach more preferably clean-up effect.Dedusting chamber 13 passes through flange arrangement 3(By ring flange and bolt group
Into)Detachable connection is realized with foregoing vortex chamber 12, active carbon layer 4 and filter cloth 5 are installed in dedusting chamber 13, from vortex chamber 12
The large granular impurity of middle entrance is adsorbed by active carbon layer 4 first, and the little particle impurity that residue can not be adsorbed then is entered by filter cloth 5
Row barrier, plays optimal clean-up effect;The material of filter cloth 5 can use G4 grades of non-woven fabrics of high-quality, and branch is fixed on continuous V-shaped structure
On support frame frame or dedusting cavity wall, such arrangement form has the features such as air quantity is big, resistance is small, dust containing capacity is big.Specific implementation
When, vortex chamber uses cylindrical structure, is connected by ring flange and connecting bolt with cubical dedusting chamber, dedusting chamber is with disappearing
The connection of the operatic tunes also uses this form.Such connected mode is easy to removing and installing for dedusting chamber so that regularly filter core
More change jobs and more facilitate.One end of noise elimination cavity 17 detachable company is realized by the port of export of flange arrangement and dedusting chamber 13
Connect, the other end is communicated with the gas outlet 9 of silencer, noise elimination cavity 17 by two pieces of dividing plates 8 be separated into one-level noise elimination cavity 14, two grades
Noise elimination cavity 15 and air collecting chamber 16, one-level noise elimination cavity 17 is close to dedusting chamber 13;Be provided with described every piece of dividing plate 8 four or its
The arrangement form of intubation 7 is differed in the intubation 7 that the connection corresponding chambers of its quantity circulate so as to gas, and two dividing plates 8, such as
Shown in Fig. 2.In addition, in order to utilize the resistance noise reduction principle medium, high frequency sound that further elimination can fail to be completely eliminated in vortex chamber
Ripple, superfine glass noise reduction can be also stamped in each chamber inner wall and covers cotton 6.The afterbody of air collecting chamber 16 is designed with gas outlet 9, by net
Change the gas for processing of eliminating the noise via being discharged to outside silencer herein.
The present invention the course of work be:
Internal combustion engine(Or miscellaneous equipment)The high-voltage pulse gas produced during work initially enters taper relief chamber by intake interface 1
11, due to there is no any right angle area in taper relief chamber 11, the presence of " shock wave " accumulation point can be prevented, anti-detonation is played.
And pyramidal structure is conducive to high pressure draught and the front and rear dislocation of sound wave and diffusion, gas sound section will be divided into some sections and enter vortex chamber
Realize most of partial coherence elimination eliminated with low-frequency sound wave of medium, high frequency sound wave.The centrifugation that swirling eddy is produced simultaneously is made
With that can get rid of into dedusting chamber and be adsorbed by active carbon layer by bulky grains such as the soot particles wherein contained, cigarette waddings, residue can not
The little particle impurity of absorption is then obstructed by the filter cloth of the second layer, and dust emissions amount is greatly reduced, mitigates internal combustion engine dust
Discharge the pollution to environment.Air-flow after being cleaned enters first and second grade of noise elimination cavity, and each expansion chamber interior walls are stamped superfine glass and disappeared
Sound, which covers, has been arranged symmetrically four intubations on cotton, each noise elimination cavity dividing plate, circulation and the elimination by frequency to realize air,
In this link, vortex chamber does not eliminate clean medium, high frequency sound wave and substantial amounts of low-frequency sound wave is effectively eliminated.Finally, pass through
Purification is crossed to enter air collecting chamber with the air-flow that noise reduction is handled and be discharged to outside silencer by gas outlet.The present invention can effectively reduce internal combustion
The discharge of machine noise and dust, to improving operating environment, uplifts the people's living standard significant.When discovery soundproof effect
During decline, noise elimination cavity can in whole or in part be changed by way of dismounting.
Part that the present invention does not relate to is same as the prior art or can be realized using prior art.
Claims (7)
1. a kind of new type purification silencer, it is characterized in that it includes:
One taper relief chamber(11), the taper relief chamber(11)Tapered end be provided with the air inlet that is connected with air inlet pipe(1), high pressure
Pulse gas passes through air inlet(1)Taper relief chamber is initially entered, pyramidal structure is conducive to the anteroposterior position of high pressure draught and sound wave
Wrong and diffusion;
One vortex chamber(12), the vortex chamber(12)With foregoing taper relief chamber(11)It is connected, vortex chamber(12)Inside it is disposed with rotation
Flow plate(2), spiral board(2)Rotating centrifugal effect is played to air-flow, the impurity contained in air-flow is got rid of into dedusting chamber;
One dedusting chamber(13), the dedusting chamber(13)Pass through flange arrangement(3)With foregoing vortex chamber(12)Realize detachable connection,
In dedusting chamber(13)Active carbon layer is installed(4)And filter cloth(5), from vortex chamber(12)The large granular impurity of middle entrance is lived first
Property layer of charcoal(4)Absorption, the little particle impurity that residue can not be adsorbed is then by filter cloth(5)Obstructed, play optimal purification
Effect;
One noise elimination cavity(17), the noise elimination cavity(17)One end pass through flange arrangement and dedusting chamber(13)The port of export realize it is detachable
Formula is connected, and the other end is communicated with the gas outlet of silencer(9), noise elimination cavity(17)Pass through two pieces of dividing plates(8)One-level is separated into disappear
The operatic tunes(14), two grades of noise elimination cavities(15)And air collecting chamber(16), one-level noise elimination cavity(17)Close to dedusting chamber(13);In described dividing plate
(8)On the intubation that is circulated so as to gas of connection corresponding chambers is installed(7).
2. new type purification silencer according to claim 1, it is characterized in that described taper relief chamber(11)Cavity wall on
The small diffusion hole that area summation is several times as much as air inlet is furnished with, gas diffuses into vortex chamber by cavity wall oblique fire, plays decompression
Effect.
3. new type purification silencer according to claim 1, it is characterized in that described spiral board(2)By not reacted with air-flow
Sound-absorbing porous material be made.
4. new type purification silencer according to claim 1, it is characterized in that described vortex chamber(12)In cylindrical shape knot
Structure, the dedusting chamber being attached thereto(13)In cuboid or cube structure.
5. new type purification silencer according to claim 1, it is characterized in that described filter cloth(5)Material is G4 grades of nothings of high-quality
Cloth is spun, is fixed on continuous V-shaped structure in support frame or dedusting cavity wall.
6. new type purification silencer according to claim 1, it is characterized in that described noise elimination cavity(17)Inwall is stamped ultra-fine
Cotton layer is covered in glass noise reduction(6).
7. new type purification silencer according to claim 1, it is characterized in that described dividing plate(8)On intubation(7)Cloth
Put mode identical or different.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710290451.7A CN107100706B (en) | 2017-04-28 | 2017-04-28 | A kind of purifying muffler |
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CN201710290451.7A CN107100706B (en) | 2017-04-28 | 2017-04-28 | A kind of purifying muffler |
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CN107100706A true CN107100706A (en) | 2017-08-29 |
CN107100706B CN107100706B (en) | 2019-02-26 |
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CN201710290451.7A Active CN107100706B (en) | 2017-04-28 | 2017-04-28 | A kind of purifying muffler |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107564507A (en) * | 2017-10-11 | 2018-01-09 | 江苏声立方环保科技有限公司 | High velocity air exhaust silencer |
CN107781011A (en) * | 2017-09-28 | 2018-03-09 | 徐州瑞田工程机械有限公司 | A kind of silencer of fast changeable mesh undulator |
CN108868984A (en) * | 2018-06-19 | 2018-11-23 | 爱驰威汽车零部件(盐城)有限公司 | A kind of effective muffler of automobile exhaust |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR878368A (en) * | 1941-01-18 | 1943-01-19 | Eberspaecher J | Silencer, especially for internal combustion, two-stroke engines |
GB2175641A (en) * | 1985-05-28 | 1986-12-03 | Tula Silencers | Exhaust silencer |
JPH04175418A (en) * | 1990-11-07 | 1992-06-23 | Ebara Corp | Catalyst incorporating silencer |
CN2175308Y (en) * | 1993-07-23 | 1994-08-24 | 廖武林 | Combination type silencer |
CN101922342A (en) * | 2010-09-21 | 2010-12-22 | 中国第一汽车集团公司 | Straight-through particle filtration post-processor assembly |
CN105971706A (en) * | 2016-06-30 | 2016-09-28 | 盐城市星凯环保科技有限公司 | Environmentally-friendly exhaust pipe of motorcycle |
CN106545393A (en) * | 2016-11-25 | 2017-03-29 | 湖州山海环保工程有限公司 | A kind of silencer for internal-combustion engine |
-
2017
- 2017-04-28 CN CN201710290451.7A patent/CN107100706B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR878368A (en) * | 1941-01-18 | 1943-01-19 | Eberspaecher J | Silencer, especially for internal combustion, two-stroke engines |
GB2175641A (en) * | 1985-05-28 | 1986-12-03 | Tula Silencers | Exhaust silencer |
JPH04175418A (en) * | 1990-11-07 | 1992-06-23 | Ebara Corp | Catalyst incorporating silencer |
CN2175308Y (en) * | 1993-07-23 | 1994-08-24 | 廖武林 | Combination type silencer |
CN101922342A (en) * | 2010-09-21 | 2010-12-22 | 中国第一汽车集团公司 | Straight-through particle filtration post-processor assembly |
CN105971706A (en) * | 2016-06-30 | 2016-09-28 | 盐城市星凯环保科技有限公司 | Environmentally-friendly exhaust pipe of motorcycle |
CN106545393A (en) * | 2016-11-25 | 2017-03-29 | 湖州山海环保工程有限公司 | A kind of silencer for internal-combustion engine |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107781011A (en) * | 2017-09-28 | 2018-03-09 | 徐州瑞田工程机械有限公司 | A kind of silencer of fast changeable mesh undulator |
CN107564507A (en) * | 2017-10-11 | 2018-01-09 | 江苏声立方环保科技有限公司 | High velocity air exhaust silencer |
CN107564507B (en) * | 2017-10-11 | 2024-04-30 | 江苏声立方环保科技有限公司 | High-speed airflow exhaust muffler |
CN108868984A (en) * | 2018-06-19 | 2018-11-23 | 爱驰威汽车零部件(盐城)有限公司 | A kind of effective muffler of automobile exhaust |
CN108868984B (en) * | 2018-06-19 | 2023-05-12 | 爱驰威汽车零部件(盐城)有限公司 | Muffler for automobile exhaust pipe |
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Publication number | Publication date |
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CN107100706B (en) | 2019-02-26 |
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