CN207960733U - Purification silencing device for gasoline car - Google Patents
Purification silencing device for gasoline car Download PDFInfo
- Publication number
- CN207960733U CN207960733U CN201820292699.7U CN201820292699U CN207960733U CN 207960733 U CN207960733 U CN 207960733U CN 201820292699 U CN201820292699 U CN 201820292699U CN 207960733 U CN207960733 U CN 207960733U
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- CN
- China
- Prior art keywords
- cylinder
- partition board
- end cap
- pipe
- silencing device
- 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.)
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Classifications
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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
Abstract
The utility model belongs to gasoline engine exhaust aftertreatment equipment technical field, is related to a kind of purification silencing device for gasoline car, including spinning cylinder and cylinder, and the spinning cylinder is connected with cylinder by bend pipe A；Built-in catalyst carrier in the cavity of spinning cylinder, the inlet end capping setting end cap A of cylinder, the outlet side capping setting end cap B of cylinder, inner division plate A, partition board B in cylinder, it is uniformly arranged stomata respectively on the partition board A, partition board B, the outlet of providing holes pipe A between end cap A and partition board A, providing holes pipe B between partition board B and end cap B, hole pipe B are stretched out from the outlet of end cap B.The utility model can efficiently control the discharge of pollutant, and have certain noise reduction；Exhaust silencer can be effectively reduced engine from low frequency to the noise of the entire frequency range of high frequency, by the exhaust noise control of vehicle rational horizontal.
Description
Technical field
The utility model belongs to gasoline engine exhaust aftertreatment equipment technical field, is related to a kind of purification for gasoline car and disappears
Acoustic device.
Background technology
Automobile engine can give off the pernicious gases such as CO, HC, NOx in combustion, generally be arranged after engine
Catalytic cleaner, pernicious gas, which flows through clarifier, can occur catalytic reduction reaction, be converted into the innocuous gas such as CO2, H20, N2 again
Discharge.
The exhaust noise of engine is one of Main Noise Sources of vehicle, and catalytic cleaner is installed after engine to be had centainly
Noise reduction, engine high-frequency noises can be reduced.But only lean on catalytic cleaner that can only eliminate a part of noise, it cannot
Reach the requirement of complete noise reduction.The entire frequency range of engine breathing noise covering from low to high, needs in catalytic purification
Exhaust silencer is installed, to make vehicle exhaust noise abatement rational horizontal after device.
Invention content
In view of the above-mentioned problems, providing a kind of purification silencing device for gasoline car, which can have the utility model
The control pollutant emission of effect ground, and vehicle exhaust noise can be efficiently controlled, engine emission and noise are all controlled reasonable
Level.
According to the technical solution of the utility model：A kind of purification silencing device for gasoline car, it is characterised in that：Including
Spinning cylinder and cylinder, the spinning cylinder are connected with cylinder by bend pipe A；Built-in catalyst carries in the cavity of spinning cylinder
Body, the inlet end capping setting end cap A of cylinder, the outlet side of cylinder, which covers, is arranged end cap B, inner division plate A, partition board B in cylinder,
Stomata is uniformly arranged on the partition board A, partition board B respectively, providing holes pipe A between end cap A and partition board A, between partition board B and end cap B
The outlet of providing holes pipe B, hole pipe B are stretched out from the outlet of end cap B.
The catalyst carrier periphery package liner, liner are encapsulated in spinning as a further improvement of the utility model,
Inner barrel.
The input end of the spinning cylinder is tightly connected with straight tube one end as a further improvement of the utility model, directly
Flange is arranged in the pipe other end.
The bend pipe A is close to cylinder end surface setting suspension hook A as a further improvement of the utility model,.
It is arranged on exit seal the bridge piece B, bend pipe B of the hole pipe B as a further improvement of the utility model, and hangs
Hook B.
The utility model has technical effect that：The utility model can efficiently control the discharge of pollutant, and have
Certain noise reduction；Exhaust silencer can be effectively reduced engine from low frequency to the noise of the entire frequency range of high frequency, by vehicle
Exhaust noise control rational horizontal.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the internal structure schematic diagram of cylinder.
Fig. 3 is the internal structure schematic diagram of spinning cylinder.
Specific implementation mode
Specific embodiment of the present utility model is further described below in conjunction with the accompanying drawings.
In Fig. 1 ~ 3, including flange 1, straight tube 2, spinning cylinder 3, bend pipe A4, suspension hook A5, cylinder 6, bend pipe B7, suspension hook B8,
End cap A9, partition board A10, partition board B11, end cap B12, hole pipe A13, hole pipe B14, liner 15, catalyst carrier 16 etc..
As shown in Fig. 1 ~ 3, the utility model is a kind of purification silencing device for gasoline car, including spinning cylinder 3 with
Cylinder 6, at work, spinning cylinder 3 primarily serve the catalyzed conversion effect to gas, and cylinder 6 primarily serves noise elimination effect, institute
Spinning cylinder 3 is stated with cylinder 6 to be connected by bend pipe A4；Built-in catalyst carrier 16 in the cavity of spinning cylinder 3, cylinder 6
Inlet end capping setting end cap A9, the outlet side of cylinder 6, which covers, is arranged end cap B12, inner division plate A10, partition board B11 in cylinder 6,
Stomata is uniformly arranged on the partition board A10, partition board B11 respectively, providing holes pipe A13, partition board B11 between end cap A9 and partition board A10
The outlet of the providing holes pipe B14 between end cap B12, hole pipe B14 are stretched out from the outlet of end cap B12.
16 periphery package liner 15 of catalyst carrier, liner 15 is encapsulated in inside spinning cylinder 3.
The input end of spinning cylinder 3 is tightly connected with 2 one end of straight tube, and flange 1 is arranged in 2 other end of straight tube.
Bend pipe A4 is close to 6 end surface of cylinder setting suspension hook A5.
Suspension hook B8 is set on exit seal the bridge piece B7, bend pipe B7 of hole pipe B14.
The course of work of the utility model is as follows：Engine air flow is entered by straight tube 2 in spinning cylinder 3, is carried through catalyst
Body 16, under the action of internal accelerator, pernicious gas is converted into innocuous gas, while also functioning to the effect for reducing noise；Cylinder
Body 6 and end cap A9, end cap B12 determine that noise elimination volume, end cap A9, end cap B12 are connect with cylinder 6 by the way of sealing；Partition board
A10, partition board B11 vertical weldings open up the stomata of a diameter of Φ 5mm respectively in cylinder 6 on partition board A10, partition board B11.Bend pipe
A4 is connect with end cap A9, hole pipe A13 using welding manner.Hole pipe A13 passes through partition board A10, hole pipe B14 to pass through partition board B11, uses
Welding manner connects.Hole pipe A13 and hole pipe B14 is provided with the aperture of several a diameter of Φ 3.5mm.Bend pipe B7 and hole pipe B14,
End cap B12 is connected by welding manner, and exhaust gas is discharged by bend pipe B 7.Suspension hook A5 is welded on bend pipe A4, and suspension hook B8 is welded on curved
On pipe B7, the other end of two suspension hooks is connect with vehicle frame side.
Claims (5)
1. a kind of purification silencing device for gasoline car, it is characterised in that：Including spinning cylinder（3）With cylinder（6）, the rotation
Pressure cylinder body（3）With cylinder（6）Pass through bend pipe A（4）It is connected；Spinning cylinder（3）Cavity in built-in catalyst carrier（16）, cylinder
Body（6）Inlet end capping setting end cap A（9）, cylinder（6）Outlet side capping setting end cap B（12）, cylinder（6）In it is built-in
Partition board A（10）, partition board B（11）, the partition board A（10）, partition board B（11）It is upper to be uniformly arranged stomata, end cap A respectively（9）With partition board A
（10）Between providing holes pipe A（13）, partition board B（11）With end cap B（12）Between providing holes pipe B（14）, hole pipe B（14）Outlet from
End cap B（12）Outlet in stretch out.
2. being used for the purification silencing device of gasoline car as described in claim 1, it is characterised in that：The catalyst carrier（16）
Periphery package liner（15）, liner（15）It is encapsulated in spinning cylinder（3）It is internal.
3. being used for the purification silencing device of gasoline car as described in claim 1, it is characterised in that：The spinning cylinder（3）'s
Input end and straight tube（2）One end is tightly connected, straight tube（2）Flange is arranged in the other end（1）.
4. being used for the purification silencing device of gasoline car as described in claim 1, it is characterised in that：The bend pipe A（4）Close to cylinder
Body（6）Suspension hook A is arranged in end surface（5）.
5. being used for the purification silencing device of gasoline car as described in claim 1, it is characterised in that：The hole pipe B（14）Go out
Mouth is tightly connected bend pipe B（7）, bend pipe B（7）Upper setting suspension hook B（8）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820292699.7U CN207960733U (en) | 2018-03-01 | 2018-03-01 | Purification silencing device for gasoline car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820292699.7U CN207960733U (en) | 2018-03-01 | 2018-03-01 | Purification silencing device for gasoline car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207960733U true CN207960733U (en) | 2018-10-12 |
Family
ID=63740612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820292699.7U Active CN207960733U (en) | 2018-03-01 | 2018-03-01 | Purification silencing device for gasoline car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207960733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360606A (en) * | 2020-11-10 | 2021-02-12 | 烟台工程职业技术学院(烟台市技师学院) | Automobile exhaust pipeline system with noise reduction and tail gas purification functions |
-
2018
- 2018-03-01 CN CN201820292699.7U patent/CN207960733U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112360606A (en) * | 2020-11-10 | 2021-02-12 | 烟台工程职业技术学院(烟台市技师学院) | Automobile exhaust pipeline system with noise reduction and tail gas purification functions |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |