CN218062436U

CN218062436U - Automobile exhaust purification and noise elimination device

Info

Publication number: CN218062436U
Application number: CN202220752172.4U
Authority: CN
Inventors: 陈晔; 乔志业; 徐庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-12-16
Anticipated expiration: 2032-03-31

Abstract

The utility model relates to an automobile exhaust handles technical field, and an automobile exhaust purifies noise eliminator is disclosed, the main protective housing and the vice protective housing of louvre have been seted up to connecting pipe and the surface that have the air-supply line including one end threaded connection, the one end of connecting pipe inside wall is pegged graft and is had the slidable locating rack, the mounting groove that can supply the installation is seted up to one side of locating rack, it has filterable screen cloth to peg graft in one side of mounting groove inside wall, the inside wall of mounting groove is pegged graft respectively and is had the main filter core and the vice filter core that can purify, but the spoiler of the inside wall fixedly connected with separation of connecting pipe. This automobile exhaust purifies noise eliminator, the cooperation through spoiler and bleeder vent sets up, can carry out the drainage to spun tail gas, makes tail gas fill the gap between the spoiler in proper order to the tail gas that utilizes the backward flow disturbs the flow of tail gas, and also can make the noise reflect in the inside of connecting pipe, utilizes the impact between the sound wave to subdue whole sound.

Description

Automobile exhaust purification and noise elimination device

Technical Field

The utility model relates to an automobile exhaust handles technical field, specifically is an automobile exhaust purifies noise eliminator.

Background

Automobile exhaust is exhaust gas generated when an automobile is used, and contains hundreds of different compounds, pollutants in the exhaust gas comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, oxynitrides, lead, sulfur oxides and the like, the exhaust gas can directly harm human health and can also have profound influence on the environment of human life, sulfur dioxide in the exhaust gas has strong pungent smell, and acid rain is easily caused when a certain concentration is reached, so that soil and water source acidification is caused, and the growth of crops and forests is influenced.

Chinese patent publication No. CN2227201Y discloses an automobile exhaust purification and noise elimination device, which comprises an inner shell 9, wherein catalytic chambers 16 and 18 are arranged in the inner shell, an annular gap is arranged between a front cone 5 and an air inlet pipe 1, a filtering screen 22 is filled between the front cone and the air inlet pipe, the outlet end of the air inlet pipe 1 is connected with an expansion pipe 2, the expansion pipe 2 is connected with a splitter plate 20, a spherical valve is circumferentially arranged along the convergence part of the expansion pipe 2, the inlet of the valve is communicated with the annular gap 21 of the cone, the outlet is communicated with the expansion pipe 2, and a noise elimination chamber 13 is formed by a rear cone 12, an inner cone 15 and an exhaust pipe 14.

But this utility model is when in actual use, to the exhaust of car carry out drainage and filtration, the noise cancelling effect who plays is not very ideal to gas is after the major diameter pipeline of flowing through, by the blowout of minor diameter pipeline again, produces the noise because of self velocity of flow changes more easily, therefore the practicality is not high.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to the not enough of prior art, the utility model provides a car exhaust purifies noise eliminator has solved the problem that proposes among the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an automobile exhaust purifies noise eliminator, includes that one end threaded connection has the connecting pipe and the surface of air-supply line to set up the main protective housing and the vice protective housing of louvre, the one end of connecting pipe inside wall is pegged graft and is had the slidable locating rack, the mounting groove that can supply the installation is seted up to one side of locating rack, it has filterable screen cloth to peg graft in one side of mounting groove inside wall, the inside wall of mounting groove is pegged graft respectively and is had the main filter core and the vice filter core that can purify, but the spoiler of the inside wall fixedly connected with separation of connecting pipe, the bleeder vent that can ventilate is seted up to the surface of spoiler, but the amortization cotton of amortization has been cup jointed to the surface of connecting pipe.

Optionally, the outer surfaces of the screen, the main filter element and the auxiliary filter element are fixedly connected with limiting blocks capable of limiting, and one side of each limiting block abuts against the outer wall of the corresponding mounting groove.

Optionally, an exhaust pipe capable of exhausting air is inserted into the other side of the inner side wall of the connecting pipe, and one end of the exhaust pipe penetrating through the connecting pipe is fixedly connected with the outer surface of the spoiler.

Optionally, a main protective shell and an auxiliary protective shell which can be protected are respectively sleeved on two sides of the outer surface of the silencing cotton.

Optionally, the outer surfaces of the main protective shell and the auxiliary protective shell are both fixedly connected with a fixing plate for fixing, and the outer surface of the fixing plate is provided with a fixing rod capable of being connected in a threaded manner.

Optionally, heat dissipation holes for heat dissipation are formed in the middle of the outer surfaces of the main protection shell and the auxiliary protection shell.

(III) advantageous effects

The utility model provides an automobile exhaust purifies noise eliminator possesses following beneficial effect:

1. this automobile exhaust purifies noise eliminator, the cooperation through spoiler and bleeder vent sets up, can carry out the drainage to spun tail gas, makes tail gas fill the gap between the spoiler in proper order to the tail gas that utilizes the backward flow disturbs the flow of tail gas, and also can make the noise reflect in the inside of connecting pipe, utilizes the impact between the sound wave to subdue whole sound.

2. This automobile exhaust purification noise eliminator, through the setting of screen cloth, can filter exhaust tail gas in advance, thereby adsorb great granule suspended solid, and the cooperation setting of main filter core and vice filter core, can carry out secondary filter to tail gas, thereby absorb the partial pollutant in the tail gas, reduce tail gas to the pollution of air, through the setting of locating rack, can be very convenient take out the screen cloth, main filter core and vice filter core wash and change, promote the device's practicality.

Drawings

FIG. 1 is a schematic view of the installation structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic cross-sectional view of the connecting tube of the present invention;

fig. 4 is a schematic view of the positioning frame of the present invention.

In the figure: 1. a connecting pipe; 2. an air inlet pipe; 3. a positioning frame; 4. mounting grooves; 5. a screen mesh; 6. a main filter element; 7. an auxiliary filter element; 8. a limiting block; 9. a spoiler; 10. air holes are formed; 11. an exhaust pipe; 12. silencing cotton; 13. a main protective case; 14. a secondary protective shell; 15. fixing the rod; 16. and (4) radiating holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a car exhaust purifies the noise eliminator, including one end screwed connection has air-supply line 1 of 2 and main protective housing 13 and one pair of protective housings 14 equipped with 16 louvres of external surface, one end of the inside wall of the connecting pipe 1 is pegged graft and had the locating rack 3 of the slideable, through the setting of the air-supply line 2, can very convenient pull down the connecting pipe 1 and wash, thus can make the apparatus circulate and use, promote the practicability of the apparatus, through the setting of the locating rack 3, can very convenient get rid of screen cloth 5, main filter core 6 and one pair of filter cores 7 and change, more facilitate the cleaning operation;

the filter screen comprises a positioning frame 3, a mounting groove 4 for mounting, a filterable screen 5 inserted in one side of the inner side wall of the mounting groove 4, the screen 5, the outer surfaces of a main filter element 6 and an auxiliary filter element 7 are fixedly connected with a limiting block 8 capable of limiting, one side of the limiting block 8 is abutted against the outer wall of the mounting groove 4, the screen 5, the main filter element 6 and the auxiliary filter element 7 can be mounted and positioned very conveniently through the mounting groove 4, and the screen 5, the main filter element 6 and the auxiliary filter element 7 can be directly driven to be pulled out when the positioning frame 3 moves, so that the cleaning and the replacement are convenient;

wherein, the inside wall of the mounting groove 4 is respectively inserted with a main filter element 6 and an auxiliary filter element 7 which can be purified, the inside wall of the connecting pipe 1 is fixedly connected with a spoiler 9 which can be separated, the outer surface of the spoiler 9 is provided with an air vent 10 which can be ventilated, the other side of the inside wall of the connecting pipe 1 is inserted with an exhaust pipe 11 which can exhaust, one end of the exhaust pipe 11 penetrating into the connecting pipe 1 is fixedly connected with the outer surface of the spoiler 9, through the arrangement of the spoiler 9, noise and tail gas generated when the tail gas is discharged can be disturbed, so that the noise and the tail gas are reflected and reflowed in the connecting pipe 1, the whole flow speed is slowed down by utilizing the mutual impact between the tail gases, thereby reducing the noise generated when the tail gas is discharged, and the noise can be attenuated in the reflecting process, thereby the device achieves the purpose of reducing the noise;

wherein, but the amortization cotton 12 of amortization has been cup jointed to the surface of connecting pipe 1, the main protective housing 13 and the vice protective housing 14 that can protect have been cup jointed respectively to the both sides of amortization cotton 12 surface, the equal fixedly connected with of surface of main protective housing 13 and vice protective housing 14 can supply fixed plate, the surface screw thread of fixed plate passes the dead lever 15 that is equipped with the joinable, louvre 16 that can supply the heat dissipation has all been seted up at the middle part of main protective housing 13 and vice protective housing 14 surface, through the setting of amortization cotton 12, when can protecting connecting pipe 1, also can absorb the vibration or the noise that connecting pipe 1 produced, thereby further promote the noise reduction ability of the device, and main protective housing 13 and vice protective housing 14 can protect amortization cotton 12, louvre 16 can make the temperature quick cooling of amortization cotton 12, avoid causing the damage to the amortization cotton because of the high temperature of tail gas.

The utility model discloses in, the device's working procedure as follows:

1. firstly, sequentially arranging the screen 5, the main filter element 6 and the auxiliary filter element 7 into the positioning frame 3, and then inserting the positioning frame 3 into the connecting pipe 1;

2. connecting an air inlet pipe 2 with an automobile exhaust pipe, and then installing a connecting pipe 1 on the surface of the air inlet pipe 2 by virtue of threads;

3. when the screen 5, the main filter element 6 and the auxiliary filter element 7 need to be cleaned or replaced, the connecting pipe 1 is taken down from the air inlet pipe 2, the positioning frame 3 is taken out, and the screen 5, the main filter element 6 and the auxiliary filter element 7 are replaced and cleaned;

4. the inside of the connecting pipe 1 is cleaned, the screen 5, the main filter element 6 and the auxiliary filter element 7 are sequentially arranged in the positioning frame 3, the positioning frame 3 is inserted into the inside of the connecting pipe 1, and finally the connecting pipe 1 is installed on the outer wall of the air inlet pipe 2 again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile exhaust purifies noise eliminator, includes that one end threaded connection has main protective housing (13) and vice protective housing (14) that louvre (16) were seted up to connecting pipe (1) and the surface of air-supply line (2), its characterized in that: the one end of connecting pipe (1) inside wall is pegged graft and is had slidable locating rack (3), mounting groove (4) that can supply the installation are seted up to one side of locating rack (3), one side of mounting groove (4) inside wall is pegged graft and is had filterable screen cloth (5), the inside wall of mounting groove (4) is pegged graft respectively and is had main filter core (6) and vice filter core (7) that can purify, but the inside wall fixedly connected with spoiler (9) of connecting pipe (1) the separation, bleeder vent (10) that can ventilate are seted up to the surface of spoiler (9), but the amortization cotton (12) of amortization have been cup jointed to the surface of connecting pipe (1).

2. The automotive exhaust purifying muffler device according to claim 1, wherein: the equal fixedly connected with of surface of screen cloth (5), main filter core (6) and vice filter core (7) stopper (8) that can be spacing, the outer wall of tight mounting groove (4) is supported to one side of stopper (8).

3. The exhaust purification muffler device for automobile as set forth in claim 1, wherein: the other side of the inner side wall of the connecting pipe (1) is inserted with an exhaust pipe (11) capable of exhausting air, and one end of the exhaust pipe (11) penetrating into the connecting pipe (1) is fixedly connected with the outer surface of the spoiler (9).

4. The exhaust purification muffler device for automobile as set forth in claim 1, wherein: and two sides of the outer surface of the silencing cotton (12) are respectively sleeved with a main protective shell (13) and an auxiliary protective shell (14) which can be protected.

5. The exhaust purification muffler device for automobile as set forth in claim 4, wherein: the outer surfaces of the main protective shell (13) and the auxiliary protective shell (14) are fixedly connected with fixing plates for fixing, and the outer surfaces of the fixing plates are in threaded transmission with fixing rods (15) capable of being connected.

6. The exhaust purification muffler device for automobile as set forth in claim 5, wherein: the middle parts of the outer surfaces of the main protective shell (13) and the auxiliary protective shell (14) are respectively provided with a heat dissipation hole (16) for heat dissipation.