CN205955799U - High -grade diesel oil, petrol unit silencer - Google Patents
High -grade diesel oil, petrol unit silencer Download PDFInfo
- Publication number
- CN205955799U CN205955799U CN201620973266.9U CN201620973266U CN205955799U CN 205955799 U CN205955799 U CN 205955799U CN 201620973266 U CN201620973266 U CN 201620973266U CN 205955799 U CN205955799 U CN 205955799U
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- Prior art keywords
- silencing pot
- noise elimination
- silencing
- pot
- elimination storehouse
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Abstract
The utility model discloses a high -grade diesel oil, petrol unit silencer, it is including ellipse noise elimination storehouse body and advance, the outlet duct, the noise elimination storehouse this internal have a silencing pot and will eliminate the noise the storehouse body by annular diaphragm location separate into first, two noise elimination storehouses, outlet duct and second noise elimination storehouse intercommunication, the second has been put with the axle sleeve in proper order in the silencing pot, three silencing pot, on the intake pipe runs through outside by first noise elimination storehouse to the 3rd silencing pot in and extends to the 3rd silencing pot inner wall, an air inlet pipe, the third, 2. Some modes of needle punching ar, the air vent all has on a silencing pot periphery and the annular diaphragm, and the air vent section of leading to pore forming is in the intake pipe, the third, 2. Some modes of needle punching ar, a silencing pot goes up to be along the axial and comes and goes dislocation set, make the air current get into the third in proper order by the intake pipe, 2. Some modes of needle punching ar, a silencing pot is to the first noise elimination storehouse in and have a round broken line flow direction, finally through the outlet duct discharge of annular diaphragm by second noise elimination storehouse. The utility model discloses an improved the air current overall arrangement in the whole silencer, long service life, noise suppression effect is showing.
Description
Technical field
The utility model is related to a kind of top grade diesel oil, gasoline unit silencer, is particularly a kind of for 2kW-8kW
High-grade diesel oil, gasoline unit silencer, belong to noise elimination technique field.
Background technology
Diesel oil, gasoline unit are a kind of noise device of high intensity, and its noise pollution is direct and consequence is extremely serious；In order to
Reduce diesel oil, the noise pollution of gas-liquid-liquid three-phase flow, be typically employed in setting silencer in generating set.Silencer is to allow gas
Stream passes through, but can stop or reduce a kind of device of sound transmission, is the important measures eliminating air pertormance noise.
Existing silencer is varied, such as completely cuts off noise, carries out noise absorption with silencing cotton, entered using many chamber structures
Abatement etc. step by step of Row noise, wherein, the abatement step by step entering Row noise with many chamber structures is most widely used.For many chamber structures
Silencer, be essentially all that air-flow is directed in noise elimination storehouse, sequentially or come and go through multiple cavities, to making an uproar in this air-flow
Sound carries out reflection and offsets, weakens, and finally realizes the elimination of noise.But current silencer is substantially all thoroughly to eliminate and makes an uproar
Sound, mainly unreasonable relevant with the air flow path layout in its silencer, that is, existing silencer still has improved space.
In consideration of it, the utility model will design a kind of top grade diesel oil, gasoline unit silencer.
Content of the invention
For above-mentioned weak point of the prior art, the utility model aims to provide a kind of top grade diesel oil, gasoline unit
Silencer, its design science is novel, improves the air-flow layout in whole silencer, long service life, soundproof effect is notable.
To achieve these goals, the technical solution of the utility model：A kind of top grade diesel oil, gasoline unit silencer, its
Include noise elimination storehouse body and the air inlet pipe located at this noise elimination storehouse body two ends, escape pipe, the section of described noise elimination storehouse body is in
Ellipsoidal structure；Described noise elimination storehouse this in vivo the first silencing pot is had by toroidal membrane axially position, and this toroidal membrane is by institute
State noise elimination storehouse body and be separated into the first noise elimination storehouse, the second noise elimination storehouse, described escape pipe is connected with described second noise elimination storehouse；
Coaxially it is positioned with the second silencing pot in described first silencing pot, in the second silencing pot, be coaxially positioned with the 3rd noise elimination
Cylinder, described air inlet pipe is by being through in described 3rd silencing pot outside described first noise elimination storehouse and coaxially extend to the 3rd silencing pot
On other end inwall, wherein,
Air inlet pipe periphery in described 3rd silencing pot, the 3rd silencing pot periphery, the second silencing pot periphery, first
Some passages are respectively provided with silencing pot periphery and toroidal membrane, and the ventilation hole section that formed of some passages described enter
It is in come and go to shift to install so that air-flow is by air inlet pipe vertically on tracheae, the 3rd silencing pot, the second silencing pot, the first silencing pot
Sequentially enter the 3rd silencing pot, the second silencing pot, in the first silencing pot to the first noise elimination storehouse and there is past fold line flow direction, finally
Discharged by the described escape pipe on described second noise elimination storehouse through described toroidal membrane.
Further, described first silencing pot, the second silencing pot, the 3rd silencing pot have same shared end face, and this
One silencing pot, the second silencing pot, the 3rd silencing pot other end sealing are positioned on described first noise elimination storehouse inner wall of end, described ring
Shape dividing plate is positioned described first silencing pot close on the excircle of described shared end face.
Further, described air inlet pipe excircle to the distance between described 3rd silencing pot inner periphery, the described 3rd disappear
Cylinder record excircle is to the distance between the second silencing pot inner periphery, described second silencing pot excircle to described first silencing pot
The distance between circumference is all.
Further, described air inlet pipe excircle to the distance between described 3rd silencing pot inner periphery, the described 3rd disappear
Cylinder record excircle is to the distance between the second silencing pot inner periphery, described second silencing pot excircle to described first silencing pot
The distance between circumference is in narrow width layout.
Further, described noise elimination storehouse body, the first silencing pot, the second silencing pot, the 3rd silencing pot and air inlet pipe, give vent to anger
Pipe is respectively provided with same central axis.
Further, described air inlet pipe free end has flange terminal pad.
The beneficial effects of the utility model：Design science is novel, by oval noise elimination storehouse body and the first silencing pot,
Second silencing pot, the past fold line air flow direction of the 3rd silencing pot combine, and realize the waste gas to diesel engine unit or gasoline unit
Noise is cut down, and improves the air-flow layout in whole silencer, long service life, soundproof effect is notable.
Brief description
Fig. 1 is structure schematic diagram of the present utility model；
Fig. 2 is the internal structure section view simplified schematic diagram of Fig. 1.
Specific embodiment
To further describe the utility model with reference to specific embodiment and accompanying drawing.
One kind described top grade diesel oil, gasoline unit silencer as shown in Figure 1, Figure 2, it includes noise elimination storehouse body 11 and located at this
The air inlet pipe 10 at noise elimination storehouse body 11 two ends, escape pipe 18, the ellipsoidal cross section structure of this noise elimination storehouse body 11；This noise elimination storehouse
In body 11, first silencing pot 12 is had by toroidal membrane 15 axially position, and noise elimination storehouse body 11 is separated by this toroidal membrane 15
Become the first noise elimination storehouse 16, the second noise elimination storehouse 17, escape pipe 18 is connected with the second noise elimination storehouse 17；
Coaxially it is positioned with the second silencing pot 13 in first silencing pot 12, in the second silencing pot 13, be coaxially positioned with the 3rd noise elimination
Cylinder 14, air inlet pipe 10 is by being through to outside the first noise elimination storehouse 16 in the 3rd silencing pot 14 and coaxially to extend to the 3rd silencing pot 14 another
On the inwall of one end, wherein,
Air inlet pipe 18 periphery in 3rd silencing pot 14, the 3rd silencing pot 14 periphery, the second silencing pot 13 periphery,
Some passages, and the ventilation hole section that some passages are formed are respectively provided with the first silencing pot 12 periphery and toroidal membrane 15
On air inlet pipe 10, the 3rd silencing pot 14, the second silencing pot 13, the first silencing pot 12 vertically be in come and go shift to install so that
Air-flow by air inlet pipe 10 sequentially enter the 3rd silencing pot 14, the second silencing pot 13, in the first silencing pot 12 to the first noise elimination storehouse 16
And there is past fold line flow direction, eventually pass through toroidal membrane 15 and discharged by the escape pipe 18 on the second noise elimination storehouse 17.
The second silencing pot 13 in the utility model can also be designed as many in practical set and application and is coaxially nested with, should
Passage set-up mode on many is set with the round dislocation on the first silencing pot 12, the second silencing pot 13, the 3rd silencing pot 14
Put adaptable, that is, so that the air-flow trend in whole noise elimination storehouse body 11 is designed as toward fold line flow direction, to realize to waste gas
Multiple noise abatement.
Refer to Fig. 1, for air-flow in air inlet pipe 10, the 3rd silencing pot 14, the second silencing pot 13, the first silencing pot 12 shape
Become toward fold line flow direction, describe for convenience, in figure the 3rd silencing pot 14, the second silencing pot 13, the first silencing pot 12 set
Put chain double-dashed line 19 as with reference to explanation, this double dot dash line 19 perpendicular to the 3rd silencing pot 14, the second silencing pot 13, first disappear
The central axis of cylinder record 12.With this double dot dash line 19 as boundary line, the 3rd silencing pot 14 in its both sides, the second silencing pot 13,
One silencing pot 12 carries out pore size distribution of ventilating.In the range of the 3rd silencing pot 14, the passage that the passage in air inlet pipe 10 is formed
Section is on the left of double dot dash line 19；The ventilation hole section that passage on 3rd silencing pot 14 is formed is on the right side of double dot dash line 19；
The ventilation hole section that passage on second silencing pot 13 is formed is on the left of double dot dash line 19；Passage on first silencing pot 12
The ventilation hole section being formed is on the right side of double dot dash line 19, and the axial direction forming ventilation hole section with this comes and goes and shifts to install, and then makes
Air-flow here flow direction, in toward fold line flow direction, increases the noise abatement of stroke in noise elimination storehouse body 11 for the air-flow and waste gas, enters
And improve the erasure effect of whole mute muffler.
First silencing pot 12, the second silencing pot 13, the 3rd silencing pot 14 have same shared end face 20 or end socket, and this
One silencing pot 12, the second silencing pot 13, the sealing of the 3rd silencing pot 14 other end are positioned on the inner wall of end of the first noise elimination storehouse 16, ring
Shape dividing plate 15 is positioned the first silencing pot 12 close on the excircle of shared end face 20, and total is reliable and stable.Annular every
Plate 15, in addition to the support making the first silencing pot 12 positions, is also serving as airflow hole to passing through, cuts down pneumatic noise and use, a thing is many
With, and then ensure that the compact and succinct of total.
In this example, the distance between air inlet pipe 10 excircle to the 3rd silencing pot 14 inner periphery, the 3rd silencing pot 14 are cylindrical
Week is between the distance between the second silencing pot 13 inner periphery, the second silencing pot 13 excircle to the first silencing pot 12 inner periphery
Distance does not all wait so that flow velocity in the first silencing pot 12, the second silencing pot 13, the 3rd silencing pot 14 for the air-flow, enters one
Step improves the abatement to waste gas noise for each cylinder, simultaneously so that the outside heating of noise elimination storehouse body 11 of ellipsoidal structure is low, does not affect
It normally uses, it is to avoid user is occurred with the situation scalded.In Fig. 2, this air inlet pipe 10 excircle is to the 3rd silencing pot 14
The distance between inner periphery, the 3rd silencing pot 14 excircle are to the distance between the second silencing pot 13 inner periphery, the second silencing pot
13 excircles are in narrow width layout to the distance between the first silencing pot 12 inner periphery, also can adopt more in certain practical layout
The layout of form or sequentially layout, depending on needing as the case may be.
Finally, noise elimination storehouse body 11, the first silencing pot 12, the second silencing pot 13, the 3rd silencing pot 14 and air inlet pipe 10, go out
Tracheae 18 is respectively provided with same central axis, is easily installed use.Air inlet pipe 10 free end has flange terminal pad.
The technical scheme above the utility model embodiment being provided is described in detail, used herein specifically
Individual example is set forth to the principle of the utility model embodiment and embodiment, and the explanation of above example is only applicable to help
Assistant solves the principle of the utility model embodiment；Simultaneously for one of ordinary skill in the art, implement according to the utility model
Example, all will change, in sum, this specification content should not be construed as in specific embodiment and range of application
To restriction of the present utility model.
Claims (6)
1. a kind of top grade diesel oil, gasoline unit silencer, include noise elimination storehouse body (11) and located at this noise elimination storehouse body (11)
The air inlet pipe (10) at two ends, escape pipe (18) it is characterised in that：The ellipsoidal cross section structure of described noise elimination storehouse body (11)；
In described noise elimination storehouse body (11), the first silencing pot (12) is had by toroidal membrane (15) axially position, and this toroidal membrane (15)
Described noise elimination storehouse body (11) is separated into the first noise elimination storehouse (16), the second noise elimination storehouse (17), described escape pipe (18) with described
Second noise elimination storehouse (17) is connected；
Coaxially it is positioned with the second silencing pot (13) in described first silencing pot (12), in the second silencing pot (13), be coaxially positioned with
Three silencing pots (14), described air inlet pipe (10) is through in described 3rd silencing pot (14) simultaneously by outside described first noise elimination storehouse (16)
Coaxially extend on the 3rd silencing pot (14) other end inwall, wherein,
Air inlet pipe (18) periphery in described 3rd silencing pot (14), the 3rd silencing pot (14) periphery, the second silencing pot
(13) it is respectively provided with some passages on periphery, the first silencing pot (12) periphery and toroidal membrane (15), and some passages
The ventilation hole section being formed is in described air inlet pipe (10), the 3rd silencing pot (14), the second silencing pot (13), the first silencing pot (12)
On vertically be in come and go shift to install so that air-flow sequentially enters the 3rd silencing pot (14), the second silencing pot by air inlet pipe (10)
(13), the first silencing pot (12) and has past fold line flow direction to the first noise elimination storehouse (16), eventually passes through described toroidal membrane
(15) discharged by the described escape pipe (18) on described second noise elimination storehouse (17).
2. according to claim 1 high-grade diesel oil, gasoline unit silencer it is characterised in that：Described first silencing pot (12),
Second silencing pot (13), the 3rd silencing pot (14) have same shared end face (20), and this first silencing pot (12), the second noise elimination
Cylinder (13), the 3rd silencing pot (14) other end sealing be positioned on described first noise elimination storehouse (16) inner wall of end, described annular every
Plate (15) is positioned described first silencing pot (12) close on the excircle of described shared end face (20).
3. according to claim 1 or claim 2 top grade diesel oil, gasoline unit silencer it is characterised in that：Described air inlet pipe (10) is outward
Circumference extremely the distance between described 3rd silencing pot (14) inner periphery, described 3rd silencing pot (14) excircle are to the second silencing pot
(13) between the distance between inner periphery, described second silencing pot (13) excircle to described first silencing pot (12) inner periphery
Distance is all.
4. according to claim 3 high-grade diesel oil, gasoline unit silencer it is characterised in that：Described air inlet pipe (10) is cylindrical
Week, extremely the distance between described 3rd silencing pot (14) inner periphery, described 3rd silencing pot (14) excircle were to the second silencing pot
(13) between the distance between inner periphery, described second silencing pot (13) excircle to described first silencing pot (12) inner periphery
Distance is in narrow width layout.
5. according to claim 1 or claim 2 top grade diesel oil, gasoline unit silencer it is characterised in that：Described noise elimination storehouse body
(11), the first silencing pot (12), the second silencing pot (13), the 3rd silencing pot (14) and air inlet pipe (10), escape pipe (18) all have
There is same central axis.
6. according to claim 1 high-grade diesel oil, gasoline unit silencer it is characterised in that：Described air inlet pipe (10) is freely
Flange terminal pad is had on end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973266.9U CN205955799U (en) | 2016-08-30 | 2016-08-30 | High -grade diesel oil, petrol unit silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620973266.9U CN205955799U (en) | 2016-08-30 | 2016-08-30 | High -grade diesel oil, petrol unit silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205955799U true CN205955799U (en) | 2017-02-15 |
Family
ID=57979853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620973266.9U Expired - Fee Related CN205955799U (en) | 2016-08-30 | 2016-08-30 | High -grade diesel oil, petrol unit silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205955799U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044326A (en) * | 2017-06-01 | 2017-08-15 | 连云港久盛电力辅机有限公司 | A kind of nuclear power generating sets muffler |
-
2016
- 2016-08-30 CN CN201620973266.9U patent/CN205955799U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044326A (en) * | 2017-06-01 | 2017-08-15 | 连云港久盛电力辅机有限公司 | A kind of nuclear power generating sets muffler |
| CN107044326B (en) * | 2017-06-01 | 2023-06-02 | 连云港久盛电力辅机有限公司 | Nuclear power unit muffler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170215 Termination date: 20180830 |