CN208778060U - A kind of muffler internal porous demarcation plate - Google Patents
A kind of muffler internal porous demarcation plate Download PDFInfo
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- CN208778060U CN208778060U CN201821566785.9U CN201821566785U CN208778060U CN 208778060 U CN208778060 U CN 208778060U CN 201821566785 U CN201821566785 U CN 201821566785U CN 208778060 U CN208778060 U CN 208778060U
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- demarcation plate
- plate ontology
- silencer casing
- snorkel
- escape pipe
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Abstract
The utility model relates to mobile muffler technical fields, and disclose a kind of muffler internal porous demarcation plate, including silencer casing, the inner wall of the silencer casing is fixedly installed with silencing cotton, the inside of the silencer casing is fixedly installed with demarcation plate ontology, the quantity of the demarcation plate ontology is two, and for two demarcation plate ontologies about silencer casing central symmetry, the bottom fixing sleeve on the right side of the silencer casing is connected to exhaust pipe.The muffler internal porous demarcation plate, pass through setting demarcation plate ontology, through-hole and silencing cotton, when the vehicle exhaust with noise is entered inside silencer casing by air inlet pipe, due to the effect of demarcation plate ontology, noise will be made to sequentially pass through perforation and through-hole and be completely diffusing to the inside of silencer casing, so that silencing cotton can comprehensively absorb noise, to improve the effect of the muffler noise reduction, therefore the practicability of the porous separator is increased.
Description
Technical field
The utility model relates to mobile muffler technical field, specially a kind of muffler internal porous demarcation plate.
Background technique
Automotive muffler is the special equipment for hindering sound transmission and air-flow being allowed to pass through and prevent and treat air flow power noise, because
This not only has the exhaust noise for reducing engine, but also high-temp waste gas can be enable safely and effectively to be discharged, current for inhibition
Ambient noise caused by high pressure draught discharge, has had the silencer of a variety of patterns in the world, has mostly used impedance composite greatly
Noise-cancelling theory.
And existing mobile muffler is during use, internal demarcation plate is only simply to caused by automobile
Sound wave is split, to make sound wave separate each other using pipeline, is being interfered and is being offset later, to reach
The effect of noise reduction, but this demarcation plate only plays the role of segmentation to sound wave, can not improve erasure effect, and existing
Contain a large amount of harmful substance in the vehicle exhaust that mobile muffler is discharged, these harmful substances will make extraneous air
At serious pollution.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of muffler internal porous demarcation plate, has raising
The advantages of erasure effect and absorption harmful substance, solves existing mobile muffler during use, internal point
Partition is only simply split sound wave caused by automobile, to make sound wave separate each other using pipeline, later
It is interfering and is offsetting, thus achieve the effect that noise reduction, but this demarcation plate only plays the role of segmentation to sound wave,
Erasure effect can not be improved, and containing a large amount of harmful substance in the vehicle exhaust that is discharged of existing mobile muffler, this
A little harmful substances will cause the problem of seriously polluting to extraneous air.
The utility model provides the following technical solutions: a kind of muffler internal porous demarcation plate, including silencer casing, institute
The inner wall for stating silencer casing is fixedly installed with silencing cotton, and the inside of the silencer casing is fixedly installed with demarcation plate ontology,
The quantity of the demarcation plate ontology is two, and two demarcation plate ontologies are about silencer casing central symmetry, the noise reduction
Bottom fixing sleeve on the right side of device shell is connected to exhaust pipe, and the left end of the exhaust pipe sequentially passes through silencer casing and silencing cotton simultaneously
It extends to the inside of silencing cotton and fixes and be communicated with the first filter device, the left side fixation of first filter device is communicated with out
The left end of tracheae, the escape pipe passes through demarcation plate ontology and extends to the left side of demarcation plate ontology, and the silencer casing is left
The top fixing sleeve of side is connected to air inlet pipe, and the right end of the air inlet pipe through silencer casing and silencing cotton and extends to silencing cotton
Inside and be fixedly installed with the second filter device, the right side of second filter device is fixed to be communicated with snorkel, described logical
The right end of tracheae passes through demarcation plate ontology and extends to the right side of demarcation plate ontology, and the snorkel is located at the top of escape pipe,
The outer surface of the snorkel and escape pipe offers the perforation between demarcation plate ontology.
Preferably, the front of the demarcation plate ontology offers through-hole, first filter device and the second filter device
Inside be fixedly installed with filter screen.
Preferably, the penetration hole diameter that the outer surface of the snorkel and escape pipe is offered is equal, and perforate each other it
Between equidistantly distribute outer surface in snorkel and escape pipe.
Preferably, the front of the demarcation plate ontology is divided into four parts, and each part is fan-shaped, and demarcation plate ontology
Outer surface is covered with active carbon layer.
Preferably, the inside of the demarcation plate ontology is opened up there are two port, two ports with escape pipe and snorkel
It is adapted.
Preferably, the escape pipe and the cross-sectional area of snorkel side are equal, and the escape pipe and snorkel are resistance to height
Made of adiabator.
Be compared with the prior art, the utility model have it is following the utility model has the advantages that
1, muffler internal porous demarcation plate, by setting demarcation plate ontology, through-hole and silencing cotton, when with noise
When vehicle exhaust is entered inside silencer casing by air inlet pipe, due to the effect of demarcation plate ontology, it will so that making an uproar
Sound sequentially passes through perforation and through-hole and is completely diffusing to the inside of silencer casing, so that silencing cotton can comprehensively absorb
Noise to improve the effect of the muffler noise reduction, therefore increases the practicability of the porous separator.
2, the muffler internal porous demarcation plate, by being provided with layer of active carbon in the outer surface of demarcation plate ontology, from
And make when the vehicle exhaust with noise passes through the through-hole of demarcation plate body interior, it will so that active carbon layer absorbs automobile
Harmful substance contained by tail gas, and by being matched with two filter screens, to effectively reduce contained by vehicle exhaust
Some harmful substances avoid vehicle exhaust and pollute to extraneous air, therefore improve the practicability of the demarcation plate.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the positive structure diagram of the utility model demarcation plate ontology；
Fig. 3 is the schematic cross-sectional view of the first filter device of the utility model.
In figure: 1, silencer casing；2, demarcation plate ontology；3, silencing cotton；4, exhaust pipe；5, the first filter device；6, go out
Tracheae；7, snorkel；8, the second filter device；9, air inlet pipe；10, it perforates；11, through-hole；12, filter screen.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, a kind of muffler internal porous demarcation plate, including silencer casing 1, silencer casing 1 it is interior
Wall is fixedly installed with silencing cotton 3, and the inside of silencer casing 1 is fixedly installed with demarcation plate ontology 2, the inside of demarcation plate ontology 2
It opens up there are two port, two ports are adapted with escape pipe 6 and snorkel 7, it is therefore prevented that vehicle exhaust is from port and outlet
Pass through in gap between 7 outer surface of pipe 6 or snorkel, there is no by active carbon layer absorption, the front of demarcation plate ontology 2
It is divided into four parts, each part is fan-shaped, and the outer surface of demarcation plate ontology 2 is covered with active carbon layer, and active carbon layer can be with
For the harmful substance in adsorption vehicle tail gas, so that the demarcation plate has more functions, the front of demarcation plate ontology 2
Through-hole 11 is offered, the effect of through-hole 11 is that the vehicle exhaust with noise can be allowed to pass through demarcation plate ontology 2, to expand completely
It is dissipated to the inside of silencer casing 1, silencing cotton 3 is allowed effectively to absorb and reduce noise, the first filter device 5 and second
The inside of filter device 8 is fixedly installed with filter screen 12, and the quantity of filter screen 12 is two, and two filter screens 12 are respectively to logical
The vehicle exhaust for entering and being discharged is filtered, while being cooperated with the active carbon layer of 2 outer surface of demarcation plate ontology, thus effectively
The harmful substance reduced in vehicle exhaust, the quantity of demarcation plate ontology 2 is two, and two demarcation plate ontologies 2 are about noise reduction
The bottom fixing sleeve of 1 central symmetry of device shell, 1 right side of silencer casing is connected to exhaust pipe 4, and the left end of exhaust pipe 4 sequentially passes through
Silencer casing 1 and silencing cotton 3 simultaneously extend to the inside of silencing cotton 3 and fixed are communicated with the first filter device 5, the first filtering dress
The left side fixation for setting 5 is communicated with escape pipe 6, and escape pipe 6 is equal with the cross-sectional area of 7 side of snorkel, escape pipe 6 and snorkel
7 be made of heat-resisting material, so that the port opened up inside snorkel 7 and escape pipe 6 and demarcation plate ontology 2 is mutually fitted
Match, the left end of escape pipe 6 passes through demarcation plate ontology 2 and extends to the left side of demarcation plate ontology 2, the top in 1 left side of silencer casing
Portion's fixing sleeve is connected to air inlet pipe 9, and the right end of air inlet pipe 9 through silencer casing 1 and silencing cotton 3 and extends to the interior of silencing cotton 3
Portion and it is fixedly installed with the second filter device 8, the right side of the second filter device 8 is fixed to be communicated with snorkel 7, snorkel 7 and goes out
10 diameter of perforation that the outer surface of tracheae 6 is offered is equal, and perforation 10 equidistantly distributes each other in snorkel 7 and goes out
The right end of the outer surface of tracheae 6, snorkel 7 passes through demarcation plate ontology 2 and extends to the right side of demarcation plate ontology 2, snorkel 7
Positioned at the top of escape pipe 6, the outer surface of snorkel 7 and escape pipe 6 offers the perforation between demarcation plate ontology 2
10。
When work, when the vehicle exhaust with noise enters 1 inside of silencer casing from air inlet pipe 9, at this time
Noise will diffuse to completely the inside of silencer casing 1 by perforation 10 and through-hole 11, at this time since the absorption of silencing cotton 3 is made
With will make slowed noise, and since 7 two length differences of escape pipe 6 and snorkel by automobile issue the one of sound wave
Half, so that two column sound waves are overlapped mutually, when interfering, it will so that two column sound waves are cancelled out each other and reduced
Noise, and two filter screens 12 will respectively be filtered the vehicle exhaust for being passed through and being discharged, at the same with demarcation plate ontology 2
The active carbon layer of outer surface cooperates, to reduce the harmful substance in vehicle exhaust, final tail gas is discharged from exhaust pipe 4.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of muffler internal porous demarcation plate, including silencer casing (1), it is characterised in that: the silencer casing (1)
Inner wall be fixedly installed with silencing cotton (3), the inside of the silencer casing (1) is fixedly installed with demarcation plate ontology (2), described
The quantity of demarcation plate ontology (2) is two, and two demarcation plate ontologies (2) are described about silencer casing (1) central symmetry
Bottom fixing sleeve on the right side of silencer casing (1) is connected to exhaust pipe (4), and the left end of the exhaust pipe (4) sequentially passes through muffler
Shell (1) and silencing cotton (3) and extend to silencing cotton (3) inside and fixation be communicated with the first filter device (5), described first
The left side fixation of filter device (5) is communicated with escape pipe (6), and the left end of the escape pipe (6) passes through demarcation plate ontology (2) and prolongs
Extend to the left side of demarcation plate ontology (2), the top fixing sleeve on the left of the silencer casing (1) is connected to air inlet pipe (9), it is described into
The right end of tracheae (9) is through silencer casing (1) and silencing cotton (3) and extends to the inside of silencing cotton (3) and is fixedly installed with
The right side fixation of second filter device (8), second filter device (8) is communicated with snorkel (7), the snorkel (7)
Right end passes through demarcation plate ontology (2) and extends to the right side of demarcation plate ontology (2), and the snorkel (7) is located at escape pipe (6)
The outer surface of top, the snorkel (7) and escape pipe (6) offers the perforation (10) between demarcation plate ontology (2).
2. a kind of muffler internal porous demarcation plate according to claim 1, it is characterised in that: the demarcation plate ontology
(2) front offers through-hole (11), and the inside of first filter device (5) and the second filter device (8) is fixedly mounted
There are filter screen (12).
3. a kind of muffler internal porous demarcation plate according to claim 1, it is characterised in that: the snorkel (7) and
Perforation (10) diameter that the outer surface of escape pipe (6) is offered is equal, and perforation (10) is equidistantly distributed each other logical
The outer surface of tracheae (7) and escape pipe (6).
4. a kind of muffler internal porous demarcation plate according to claim 1, it is characterised in that: the demarcation plate ontology
(2) front is divided into four parts, and each part is fan-shaped, and the outer surface of demarcation plate ontology (2) is covered with active carbon layer.
5. a kind of muffler internal porous demarcation plate according to claim 1, it is characterised in that: the demarcation plate ontology
(2) inside is opened up there are two port, and two ports are adapted with escape pipe (6) and snorkel (7).
6. a kind of muffler internal porous demarcation plate according to claim 1, it is characterised in that: the escape pipe (6) and
The cross-sectional area of snorkel (7) side is equal, and the escape pipe (6) and snorkel (7) are made of heat-resisting material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821566785.9U CN208778060U (en) | 2018-09-26 | 2018-09-26 | A kind of muffler internal porous demarcation plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821566785.9U CN208778060U (en) | 2018-09-26 | 2018-09-26 | A kind of muffler internal porous demarcation plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778060U true CN208778060U (en) | 2019-04-23 |
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ID=66162398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821566785.9U Active CN208778060U (en) | 2018-09-26 | 2018-09-26 | A kind of muffler internal porous demarcation plate |
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| CN (1) | CN208778060U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934837A (en) * | 2022-05-28 | 2022-08-23 | 徐州瑞田工程机械有限公司 | Silencer of making an uproar falls in reposition of redundant personnel of antidetonation type |
-
2018
- 2018-09-26 CN CN201821566785.9U patent/CN208778060U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114934837A (en) * | 2022-05-28 | 2022-08-23 | 徐州瑞田工程机械有限公司 | Silencer of making an uproar falls in reposition of redundant personnel of antidetonation type |
| CN114934837B (en) * | 2022-05-28 | 2024-04-19 | 江苏乾景环保科技有限公司 | Shock-resistant type split-flow noise reduction muffler |
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