CN202645678U - Internal combustion engine exhaust purification silencer - Google Patents
Internal combustion engine exhaust purification silencer Download PDFInfo
- Publication number
- CN202645678U CN202645678U CN 201220178483 CN201220178483U CN202645678U CN 202645678 U CN202645678 U CN 202645678U CN 201220178483 CN201220178483 CN 201220178483 CN 201220178483 U CN201220178483 U CN 201220178483U CN 202645678 U CN202645678 U CN 202645678U
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- main body
- combustion engine
- internal combustion
- purification
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Abstract
The utility model provides an internal combustion engine exhaust purification silencer. The silencer comprises a main body and a gas inlet and a gas outlet of the main body. The silencer is characterized in that the main body comprises a gas inlet cavity and a purification cavity which are separated by partitions; a combined structure composed of a plurality of gas baffles and perforated plates is arranged in the purification cavity to form a stepped purification channel with more than two stages; an exhaust treatment device is arranged on the lower part of the main body; the outer side of the main body is communicated with a water volume control device; and the gas inlet cavity is separated from the purification cavity by the partitions to form a sloping or stepped cavity. The silencer has the following beneficial effects: the stepped purification channel with more than two stages is formed in the purification cavity of the main body, the liquid level in the cavity is controlled, and simultaneously the electrode reaction device is utilized to improve and maintain the oxidability of the filtrate to improve nitric oxide absorption of the filtrate to achieve the effects of purification and silencing; and the silencer has the advantages of low price, long service life, low operation cost and good purification effect and is suitable for treating automobile exhaust.
Description
Technical field
The utility model relates to a kind of internal combustion engine waste gas purifying noise suppresor, and the waste-gas cleaning that is mainly used in internal combustion engine motor vehicle is eliminated the noise.
Background technique
Present improving constantly along with living standard, the quantity of internal combustion engine motor vehicle is more and more, internal combustion engine motor vehicle waste gas is more and more serious to the pollution of atmosphere, especially in big and medium-sized cities, internal combustion engine motor vehicle tail gas has been discharged to first to the pollution of urban atmosphere, many buses of black tail bar in tow, the killer of urban air only not, the blue sky in many cities is fewer and feweri, and existing purification plant not to be the user cost higher position be effect bad (especially the micronic dust below the PM2.5 being absorbed) is low in the urgent need to a kind of price, long service life, operating cost is low, and the internal combustion engine motor vehicle waste gas cleaning plant of good purification is so that popular use.Such as Chinese patent literature CN101298846A in disclosed a kind of internal combustion engine noise elimination, waste-gas cleaning, escaper that is similar to internal combustion engine exhaust silencer on November 5th, 2008, formed by wet filter district, dried filter district, wet filter district sends waste gas into the cooling of water surface humidifying by bile duct, enter dried filter district through filtration, purification of taper pan, leading bucket by whirlpool processed makes waste gas form eddy current, enter the multistorey strainer mesh secondary filter and purify, discharged downwards by exhaust emission tube.Internal combustion engine noise elimination, waste-gas cleaning, escaper can regularly clean by water filling hole, dewatering outlet and discharge the inner harmful matter that leach, change the humidifying water, and effluent are concentrated do innocuity treatment.But its complex structure, involve great expense, keep in repair inconvenience, DeGrain.Therefore, be necessary to be further improved.
The model utility content
The purpose of this utility model aim to provide a kind of simple and reasonable, easy to assembly, price is low, long service life, operating cost are low, the internal combustion engine waste gas purifying noise suppresor of good purification, to overcome deficiency of the prior art.
A kind of internal combustion engine waste gas purifying noise suppresor by this purpose design, comprise purifying muffler main body and suction port thereof and air outlet, its structure characteristic is that the purifying muffler main body comprises the air-inlet cavity that forms by baffle for separating and purifies two cavitys in chamber, wherein purify the composite structure that is provided with several airtight plates and porous slab in the chamber, to form stepped purification channel more than the secondary; The bottom of described purifying muffler main body is provided with emission-control equipment, and the outside is communicated with water volume control device.
Described air-inlet cavity adopts several dividing plates will purify the chamber to separate, and forms inclined plane shape or stepped cavity; Described air-inlet cavity is separated to form the cavity with unidirectional purification channel purifying the chamber.
Airtight plate in the described purification chamber and porous slab be corresponding assembling one by one, forms two groups of above step structures; Wherein the porous slab perforate upwards arranges, an end connecting partition, and the other end connects airtight plate; The a plurality of apertures of cloth on the described porous slab.
The top in described purification chamber is provided with the multilayer water-blocking net near the purification channel at liquid level place.
The bottom of described purifying muffler main body is provided with removable base plate.
Described emission-control equipment comprises and is fixed on the hydrogen cover that purifies the chamber lower inside, is arranged in the hydrogen cover and the spring, stopper, tightrope and the ball float that connect successively; The ampuliform structure that wherein said hydrogen cover is bottom opening, its top are provided with stretches out purifying muffler main body conduit outer and that be communicated with the air-intake of combustion engine mouth in the air filtering core outside; Spring is arranged on the top of hydrogen cover, and the stopper press seal hydrogen cover top that makes progress when spring contraction is arranged, and ball float is because covering the drop-down stopper that pulls open of interior inflation.
Described emission-control equipment also comprises the electrode reaction device that is arranged on the removable base plate, the oxidation of electrode reaction device is inert electrode, the very stainless (steel) wire that reduces very, the reduction utmost point is arranged on corresponding position in the hydrogen cover, the oxidation utmost point is arranged on the outer corresponding position of hydrogen cover, between the reduction utmost point, the oxidation utmost point and base plate isolation layer is set, the electrode reaction device connects power supply outward, and power supply is provided by DC generator independently.
Described water volume control device comprises the water supply tank that is arranged on purifying muffler main body outside top, and the liquid level that is arranged on middle part, purification chamber, the outside is taken into account the overflow pipe that is arranged on outer, level meter upper end.
Described liquid level is counted tubular structure, adopts transparent material or trnaslucent materials to make.
The lower end of described level meter is communicated with the bottom of purifying muffler main body; The upper end is three-port structure, and wherein upper outlet is communicated with the external water pipe plug-in type of water supply tank, and all the other two outlets are communicated with respectively purifying muffler main body and overflow pipe; The overflow pipe open height is level high workload liquid level when travelling, and minimum work liquid level and external water pipe bottom level are on the same level face.
Purify and add a small amount of water-soluble oxidizers (as: NaClO of 1g/L) in the filtered fluid in the chamber.
The utility model is by forming stepped purification channel more than the secondary in the purification chamber of purifying muffler main body, and liquid level height purifying exhaust air in the control cavity, further utilize the negative electrode of electrode reaction device to produce oxygenant, increase absorbs the oxidation of nitrogen oxide, gas after processing is discharged, realize the effect of purification silencing.It has that price is low, long service life, operating cost are low, the advantage of good purification, is applicable to the processing of vehicle exhaust.
Description of drawings
Fig. 1 is outward appearance sketch of the present utility model;
Fig. 2 is the first embodiment's structural representation;
Fig. 3 is the structure for amplifying schematic representation of hydrogen cover among Fig. 2;
Fig. 4 be among Fig. 1 A-A to partial sectional view;
Fig. 5 is the second embodiment's structural representation.
Among the figure: 1 is the purifying muffler main body, and 2 is suction port, and 3 is the air outlet, and 4 is dividing plate, 5 is airtight plate, and 6 is porous slab, and 7 is water-blocking net, 8 is the hydrogen cover, and 9 is spring, and 10 is stopper, 11 is tightrope, and 12 is ball float, and 13 are the oxidation utmost point, 14 is base plate, and 15 is water supply tank, and 16 is level meter, 17 is overflow pipe, and 18 are the reduction utmost point, and 19 is isolation layer.Small arrow is airflow direction among the figure, and long arrow is the headstock direction.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described.
The first embodiment
Referring to Fig. 1-Fig. 4, a kind of internal combustion engine waste gas purifying noise suppresor, comprise purifying muffler main body 1 and suction port 2 thereof and air outlet 3, purifying muffler main body 1 comprises the air-inlet cavity that is separated to form by dividing plate 4 and purifies two cavitys in chamber, wherein purify the composite structure that is provided with three airtight plates 5 and porous slab 6 in the chamber, to form three grades of stepped purification channels; The bottom of purifying muffler main body 1 is provided with emission-control equipment, and the outside is communicated with water volume control device.Air-inlet cavity adopts several dividing plates 4 will purify the chamber to separate, form stepped cavity, and has the purification chamber of unidirectional purification channel.Water storage effect when air-inlet cavity plays buffer gas flow pulse and cooling backwater.Purify airtight plate 5 and one by one corresponding assembling of porous slab 6 in the chamber, form step structure; Wherein porous slab 6 perforates upwards arrange, an end connecting partition 4, and the other end connects airtight plate 5; The a plurality of apertures of cloth on the porous slab 6.The purification channel that purifies the close liquid level place, top in chamber is provided with multilayer water-blocking net 7, splashes with the buffering filtered fluid.
The bottom of purifying muffler main body 1 is provided with removable base plate 14, so that cleaning; Base plate 14 is provided with the bolt that discharges water, and the convenient filtered fluid that will purify in the chamber is discharged.
Emission-control equipment comprises and is fixed on the hydrogen cover 8 that purifies the chamber lower inside, is arranged in the hydrogen cover 8 and the spring 9, stopper 10, tightrope 11 and the ball floats 12 that connect successively; Wherein hydrogen cover 8 is the ampuliform structure of bottom opening, and its top is provided with stretches out purifying muffler main body 1 conduit outer and that be communicated with the air-intake of combustion engine mouth in the air filtering core outside; Spring 9 is arranged on the top of hydrogen cover 8, and stopper 10 press seal hydrogen cover 8 tops upwards when having spring 9 to shrink, ball float 12 is because covering the drop-down stopper 10 that pulls open of interior inflation, and can discharge hydrogen cover 8 interior gases this moment by opening the outlet pipe that is arranged on outside the purifying muffler main body 1.Emission-control equipment also comprises the electrode reaction device that arranges on the removable base plate 14, the oxidation utmost point 13 of electrode reaction device is that inert electrode, the reduction utmost point 18 are stainless (steel) wire, the reduction utmost point 18 is arranged on hydrogen cover 8 interior corresponding positions, the oxidation utmost point 13 is arranged on hydrogen cover 8 outer corresponding positions, the reduction utmost point 18, the oxidation utmost point 13 arrange isolation layer 19 with base plate 14, the electrode reaction device connects power supply outward, and power supply is provided by DC generator independently.
Water volume control device comprises the water supply tank 15 that is arranged on purifying muffler main body 1 outside top, the water level gauge identical with tank fuel indicator is housed to understand the water yield in the case in the case, be arranged on the overflow pipe 17 that the outside purifies the level meter 16 at middle part, chamber and is arranged on outer, level meter 16 upper end, overflow pipe 17 open heights are the highest water level of preset level when travelling.Level meter 16 is tubular structure, adopts transparent material or trnaslucent materials to make, and can be purified by observation the liquid level height of muffler body 1.The lower end of level meter 16 is communicated with the bottom of purifying muffler main body 1; The upper end is three-port structure, and wherein upper outlet is communicated with the external water pipe plug-in type of water supply tank 15, and all the other two outlets are communicated with respectively purifying muffler main body 1 and overflow pipe 17; Overflow pipe 17 open heights are level high workload liquid level when travelling, and minimum work liquid level and external water pipe bottom level are on the same level face.During work, the valve open on the water supply tank 15 remains between high workload liquid level and the minimum work liquid level water level that purifies in the chamber.Simultaneously, also can be air outlet 3 as fast filler use.
The second embodiment
Referring to Fig. 5, present embodiment and the first embodiment's difference is that described air-inlet cavity adopts several dividing plates 4 and purification chamber to separate, and forms the inclined plane shape cavity.Other does not state part with the first embodiment.
Working principle of the present utility model: waste gas enters in the air-inlet cavity by the suction port 2 on the purifying muffler main body 1, air-flow obtains buffering, then enter in the purification chamber that fills filtered fluid, wherein add a small amount of water-soluble oxidizers (as: NaClO of 1g/L) in the filtered fluid, waste gas repeatedly mixes with filtered fluid through multistage porous slab, and waste gas is purified.And the electrode reaction device is set purifying the bottom, chamber, and to add NaClO as example: NaClO decomposes in solution and generates NaCl and active oxygen, and active oxygen is oxidized to water-fast NO the NO that can react with water
2, NaCl can be oxidized to NaClO by the oxidized utmost point 13; Owing at the bottom of the NaCl concentration, can not produce the chlorine of the liquid level of can overflowing.The oxygen that the oxidation utmost point 13 produces also can oxidation NO.Collect the hydrogen that produces in the electrolytic process; At last with purified gas 3 discharges from the air outlet.Water volume control device is controlled the work liquid level of the utility model internal-combustion engines exhaust gas purifying silencer, guarantees that internal combustion engine waste gas purifying noise suppresor normally moves.
Claims (10)
1. internal combustion engine waste gas purifying noise suppresor, comprise purifying muffler main body (1) and suction port (2) thereof and air outlet (3), it is characterized in that the purifying muffler main body comprises the air-inlet cavity that is separated to form by dividing plate (4) and purifies two cavitys in chamber, wherein purify the composite structure that is provided with several airtight plates (5) and porous slab (6) in the chamber, to form stepped purification channel more than the secondary; The bottom of described purifying muffler main body is provided with emission-control equipment, and the outside is communicated with water volume control device.
2. internal combustion engine waste gas purifying noise suppresor according to claim 1 is characterized in that described air-inlet cavity adopts several dividing plates (4) will purify the chamber and separates, and forms inclined plane shape or stepped cavity; Described air-inlet cavity is separated to form the cavity with unidirectional purification channel purifying the chamber.
3. internal combustion engine waste gas purifying noise suppresor according to claim 2 is characterized in that airtight plate (5) and one by one corresponding assembling of porous slab (6) in the described purification chamber, forms two groups of above step structures; Wherein the porous slab perforate upwards arranges, an end connecting partition (4), and the other end connects airtight plate (5); The a plurality of apertures of cloth on the described porous slab.
4. internal combustion engine waste gas purifying noise suppresor according to claim 3 is characterized in that the purification channel at the close liquid level place, top in described purification chamber is provided with multilayer water-blocking net (7).
5. each described internal combustion engine waste gas purifying noise suppresor is characterized in that the bottom of described purifying muffler main body (1) is provided with removable base plate (14) according to claim 1-4.
6. internal combustion engine waste gas purifying noise suppresor according to claim 5 is characterized in that described emission-control equipment comprises to be fixed on the hydrogen cover (8) that purifies the chamber lower inside, to be arranged in the hydrogen cover (8) and the spring (9), stopper (10), tightrope (11) and the ball float (12) that connect successively; Wherein said hydrogen cover (8) is the ampuliform structure of bottom opening, and its top is provided with stretches out purifying muffler main body (1) conduit outer and that be communicated with the air-intake of combustion engine mouth in the air filtering core outside; Spring (9) is arranged on the top of hydrogen cover (8), and stopper (10) press seal hydrogen cover (8) top upwards when having spring (9) to shrink, and ball float (12) is because covering the drop-down stopper (10) that pulls open of interior inflation.
7. internal combustion engine waste gas purifying noise suppresor according to claim 6, it is characterized in that described emission-control equipment also comprises the electrode reaction device that is arranged on the removable base plate (14), the oxidation utmost point (13) of electrode reaction device is that inert electrode, the reduction utmost point (18) are stainless (steel) wire, the reduction utmost point (18) is arranged on the interior corresponding position of hydrogen cover (8), the oxidation utmost point (13) is arranged on the outer corresponding position of hydrogen cover (8), between the reduction utmost point (18), the oxidation utmost point (13) and base plate (14) isolation layer (19) is set, the electrode reaction device connects independent current source outward.
8. internal combustion engine waste gas purifying noise suppresor according to claim 1, it is characterized in that described water volume control device comprises the water supply tank (15) that is arranged on purifying muffler main body (1) outside top, be arranged on the overflow pipe (17) that the outside purifies the level meter (16) at middle part, chamber and is arranged on outer, level meter upper end.
9. internal combustion engine waste gas purifying noise suppresor according to claim 8 is characterized in that described level meter (16) is tubular structure, adopts transparent material or trnaslucent materials to make.
10. internal combustion engine waste gas purifying noise suppresor according to claim 9 is characterized in that the lower end of described level meter (16) is communicated with the bottom of purifying muffler main body (1); The upper end is three-port structure, and wherein upper outlet is communicated with the external water pipe plug-in type of water supply tank (15), and all the other two outlets are communicated with respectively purifying muffler main body (1) and overflow pipe (17); Overflow pipe (17) open height is the level high workload liquid level of travelling, and minimum work liquid level and external water pipe bottom level are on the same level face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178483 CN202645678U (en) | 2012-04-23 | 2012-04-23 | Internal combustion engine exhaust purification silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220178483 CN202645678U (en) | 2012-04-23 | 2012-04-23 | Internal combustion engine exhaust purification silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202645678U true CN202645678U (en) | 2013-01-02 |
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ID=47414797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220178483 Expired - Lifetime CN202645678U (en) | 2012-04-23 | 2012-04-23 | Internal combustion engine exhaust purification silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202645678U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644497A (en) * | 2012-04-23 | 2012-08-22 | 汪荣林 | Exhaust purification muffler for internal combustion engine |
| CN104420944A (en) * | 2013-09-06 | 2015-03-18 | 戎瑞芝 | Automotive vehicle tail gas filtration purification and noise elimination system |
-
2012
- 2012-04-23 CN CN 201220178483 patent/CN202645678U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102644497A (en) * | 2012-04-23 | 2012-08-22 | 汪荣林 | Exhaust purification muffler for internal combustion engine |
| CN104420944A (en) * | 2013-09-06 | 2015-03-18 | 戎瑞芝 | Automotive vehicle tail gas filtration purification and noise elimination system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130102 Effective date of abandoning: 20140129 |
|
| RGAV | Abandon patent right to avoid regrant |