CN211819574U

CN211819574U - Device for reducing emission of particulate matters in automobile exhaust

Info

Publication number: CN211819574U
Application number: CN202020161236.4U
Authority: CN
Inventors: 熊建勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-11
Filing date: 2020-02-11
Publication date: 2020-10-30
Anticipated expiration: 2030-02-11

Abstract

The utility model discloses a device for reducing the emission of particulate matters in automobile exhaust, a primary filter screen is arranged in an air inlet pipe, the right end of the air inlet pipe is connected with a primary working pipe, a secondary filter screen is arranged in the middle of the primary working pipe, the secondary filter screen is rotatably connected with a rotary rod in the middle of the direction close to the air inlet pipe, 2 spiral brush pieces are symmetrically arranged on the outer surface of the rotary rod, the edge of each spiral brush piece slides on the inner wall of the primary working pipe, one side of each spiral brush piece close to the secondary filter screen is provided with a brush, the brush slides on the secondary filter screen, a tertiary filter screen is arranged in the primary working pipe and at the right end of the secondary filter screen, firstly, the automobile exhaust enters through the air inlet pipe, the primary filter screen performs primary filtration, the secondary filter screen, the tertiary filter screen and a, the treatment quality of the tail gas is improved.

Description

Device for reducing emission of particulate matters in automobile exhaust

Technical Field

The utility model relates to a tail gas discharging equipment technical field, concrete field is a device that reduces automobile exhaust particulate matter and discharges.

Background

At present, with the improvement of living standard of people, automobiles are more and more in life, and the automobile exhaust is exhaust gas generated when the automobile is used and contains hundreds of different compounds while bringing convenience to people, pollutants in the automobile exhaust gas comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, oxynitride, lead, sulfur oxide and the like, serious pollution is caused to the environment, great harm is brought to life and health of people, the treatment quality of the existing exhaust gas treater to the automobile exhaust gas is low, and gas discharged into the air still pollutes the environment, so a device for reducing the emission of automobile exhaust particles is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a reduce device of automobile exhaust particulate matter emission to it is lower to automobile exhaust's treatment quality to propose current tail gas treater in the above-mentioned background art of solution, discharges into the gas in the air and still causes the problem of pollution to the environment.

In order to achieve the above object, the utility model provides a following technical scheme: a device for reducing the emission of particulate matters in automobile exhaust comprises an air inlet pipe, wherein a primary filter screen is arranged in the air inlet pipe, the right end of the air inlet pipe is connected with a primary working pipe, a secondary filter screen is arranged in the middle of the primary working pipe, a rotary rod is rotatably connected in the middle of the direction of the secondary filter screen close to the air inlet pipe, 2 spiral brush pieces are symmetrically arranged on the outer surface of the rotary rod, the edges of the spiral brush pieces slide on the inner wall of the primary working pipe, a brush is arranged on one side of each spiral brush piece close to the secondary filter screen and slides on the secondary filter screen, a tertiary filter screen is arranged in the primary working pipe and at the right end of the secondary filter screen, the direction of the primary working pipe far away from the air inlet pipe is connected with a secondary working pipe, a filter ring is arranged in the direction of, the inside of filtering ring is equipped with baffle B, baffle B's lateral wall is equipped with the brush hair, the brush hair slides on filtering ring's internal surface, even symmetric connection has the spring between baffle B and the tertiary filter screen, the spring is 4, the inside adsorbed layer that is equipped with of secondary work pipe, the one end that the intake pipe was kept away from to the secondary work pipe is equipped with the outlet duct, the inside of outlet duct is equipped with the filter layer.

Preferably, the outer surfaces of the primary working pipe and the secondary working pipe are provided with sound insulation layers.

Preferably, the primary working pipe is made of ferrite stainless steel, and the secondary working pipe is made of ferrite stainless steel.

Preferably, the baffle B is a circular plate.

Preferably, the first-stage working pipe is a cylinder, and the second-stage working pipe is a cylinder.

Preferably, the sound insulation layer is made of sound insulation cotton.

Compared with the prior art, the beneficial effects of the utility model are that: a device for reducing the emission of particulate matters in automobile exhaust, firstly, the automobile exhaust enters through an air inlet pipe, a primary filter screen performs primary filtration, a secondary filter screen, a tertiary filter screen and a filter ring filter particulate matters in the exhaust step by step, the continuous purification of the automobile exhaust is realized, the particulate matters in the exhaust are effectively reduced, the treatment quality of the exhaust is improved, harmful gases in the exhaust are filtered through an adsorption layer, and finally the harmful gases are discharged from an air outlet pipe, the filter layer can prevent external impurities from entering the interior through the air outlet pipe, the protection effect is realized, a spiral brush piece can scrub the interior of a primary working pipe during the work, the particulate matters in the exhaust are effectively prevented from being attached to the inner wall of the primary working pipe, when the spiral brush piece rotates, the brush can be driven to rotate together, the surface of the secondary filter screen is cleaned, the exhaust particulate matters in the exhaust are prevented from blocking the secondary filter, when the filter ring starts to work and stops working, the baffle B can drive the bristles to scrub the inner wall of the filter ring, the problem of the filter ring is effectively solved, the tail gas filtering effect is greatly improved, the primary working pipe and the secondary working pipe are made of ferrite stainless steel, the ferrite stainless steel does not contain or contains little noble metal Ni, the raw material cost is low, and the cost can be reduced.

Drawings

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

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

FIG. 3 is an enlarged view of part A of FIG. 1;

fig. 4 is an enlarged schematic view of a portion B of fig. 1.

In the figure: 1-air inlet pipe, 2-primary filter screen, 3-primary working pipe, 4-secondary filter screen, 5-rotating rod, 6-spiral brush piece, 7-brush, 8-tertiary filter layer, 9-secondary working pipe, 10-filter ring, 11-baffle A, 12-baffle B, 13-brush hair, 14-spring, 15-air outlet pipe, 16-filter layer, 17-sound insulation layer and 18-adsorption layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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. 1-4, the present invention provides a technical solution: a device for reducing the emission of automobile exhaust particles comprises an air inlet pipe 1, tail gas containing the tail gas particles enters from the air inlet pipe 1, a primary filter screen 2 is arranged in the air inlet pipe 1, primary filtering in the air inlet pipe 1 primarily filters the tail gas containing the tail gas particles, impurities with large volume are separated, the right end of the air inlet pipe 1 is connected with a primary working pipe 3, a secondary filter screen 4 is arranged in the middle of the primary working pipe 3, the secondary filter screen 4 carries out secondary filtering on the tail gas subjected to the primary filtering, a rotary rod 5 is rotatably connected in the middle of the direction of the secondary filter screen 4 close to the air inlet pipe 1, 2 spiral brush pieces 6 are symmetrically arranged on the outer surface of the rotary rod 5, when the tail gas entering from an air collecting pipe 1 enters the primary working pipe 3, the spiral brush pieces 6 are blown to rotate, the edge of each spiral brush piece 6 slides on the inner wall of the primary working pipe 3, and the spiral, prevent that the particulate matter in the tail gas from depending on in the first-level working pipe 3, one side that the spiral brush piece 6 is close to the second grade filter screen 4 is provided with a brush 7, the brush 7 slides on the second grade filter screen 4, when the spiral brush piece 6 rotates, the brush 7 can be driven to rotate together, the surface of the second grade filter screen 4 is cleaned, the tail gas particulate matter in the tail gas is prevented from blocking the second grade filter screen 4, a third grade filter screen 8 is arranged in the first-level working pipe 3 and on the right side of the second grade filter screen 4, the third grade filter screen 8 can filter the tail gas passing through the second grade filter screen 4 again, the third grade filter screen 8 is the same as the second grade filter screen 4, the second grade filter screen 4 is prevented from filtering incompletely, the blocking is prevented when the next-layer filtering is carried out, the direction that the first-level working pipe 3 is far away from the, the filtering grade of the filtering ring 10 is higher than that of the third-level filtering net 8, particulate matters in tail gas are further deeply filtered, a baffle A11 is arranged in the direction of the filtering ring 10 far away from the air inlet pipe 1, a baffle B12 is arranged inside the filtering ring 10, bristles 13 are arranged on the outer side wall of the baffle B12, the bristles 13 slide on the inner surface of the filtering ring 10, springs 14 are uniformly and symmetrically connected between the baffle B12 and the third-level filtering net 8, when the filtering ring does not work, the baffle B12 is tightly attached to one side of the first-level working pipe 3 under the action force of the springs 14 to block the circulation of air and prevent the air from flowing back into the working pipe 3, when the filtering ring works, the tail gas blows the baffle B12 to move towards the baffle A11, the tail gas is further filtered by the filtering ring 10, when the baffle B12 moves, the bristles 13 are driven to move, the filtering ring 10 is scrubbed when the bristles, baffle B12 is under spring 14's effort, get back to primary position, block the circulation of air, spring 14 is 4 and takes place the skew when can preventing baffle B12 displacement, the inside adsorbed layer 18 that is equipped with of second grade working tube 9, harmful gas in the adsorbed layer 15 can the adsorbed tail gas, the one end that second grade working tube 9 kept away from intake pipe 1 is equipped with outlet duct 15, tail gas that has filtered is discharged through outlet duct 15, the inside of outlet duct 15 is equipped with filter layer 16, filter layer 16's effect prevents that outside impurity from entering inside through outlet duct 15.

Particularly, the surface of one-level working pipe 3 and second grade working pipe 9 is equipped with puigging 17, and puigging 17 can the separation reduce the noise that device that automobile exhaust particulate matter discharged produced at the during operation.

Specifically, the primary working pipe 3 is made of ferritic stainless steel, the secondary working pipe 9 is made of ferritic stainless steel, the ferritic stainless steel does not contain or contains little noble metal Ni, the raw material cost is low, the pitting corrosion resistance is good, and the ferritic stainless steel has good chloride resistance, stress corrosion resistance and intercrystalline corrosion resistance.

Specifically, the baffle B12 is a circular plate.

Specifically, the primary working pipe 3 is a cylinder, and the secondary working pipe 9 is a cylinder.

Specifically, the sound insulation layer 17 is made of soundproof cotton.

The working principle is as follows: the utility model discloses, at first, the tail gas that contains the tail gas particulate matter gets into intake pipe 1, tail gas in intake pipe 1 carries out preliminary filtration to the tail gas that contains the tail gas particulate matter through primary filtration, the separation falls bulky impurity, secondary filter screen 4 carries out the secondary filtration to the tail gas that carries out preliminary filtration, when the tail gas that enters from discharge pipe 1 gets into primary work pipe 3, blow spiral brush piece 6 and rotate, spiral brush piece 6 rotates the inner wall of primary work pipe 3 when rotatory and clears up, prevent that the particulate matter in the tail gas from depending on in primary work pipe 3, when spiral brush piece 6 rotates, can drive brush 7 and rotate together, clear up the surface of secondary filter screen 4, prevent that the tail gas particulate matter in the tail gas from causing the jam to secondary filter screen 4, the tail gas reenters next link, tertiary filter screen 8 can filter the tail gas through secondary filter screen 4 once more, the third filter screen 8 and the second filter screen 4 have the same filtering grade, which prevents the second filter screen 4 from filtering incompletely and blocking the next layer of filtering, the tail gas enters the filter ring 10 for filtering, the filter ring 10 has a filtering grade higher than that of the third filter screen 8, and particulate matters in the tail gas are further deeply filtered, when the tail gas does not work, the baffle B12 clings to one side of the first working pipe 3 under the action of the spring 14 to block the circulation of air, so as to prevent the air from flowing back into the working pipe 3, when the tail gas blows the baffle B12 to move towards the baffle A11, the tail gas is further filtered by the filter ring 10, when the baffle B12 moves, the bristles 13 are driven to move, the bristles 13 scrub the filter ring 10 when moving, so as to prevent the filter ring 10 from blocking, when the tail gas stops working, the baffle B12 returns to the original position under the action of the spring 14 to block the circulation of air, when tail gas passes through adsorbed layer 15, can adsorb the harmful gas in the tail gas, the tail gas that has filtered at last is discharged through outlet duct 15, and the effect of filter layer 16 is that prevent that outside impurity from entering into inside through outlet duct 15, and puigging 17 can the separation reduce the noise that device that automobile exhaust particulate matter discharged produced at the during operation.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here 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 a reduce device that automobile exhaust particulate matter discharged, includes intake pipe (1), its characterized in that: the improved air intake pipe structure is characterized in that a primary filter screen (2) is arranged in the air intake pipe (1), the right end of the air intake pipe (1) is connected with a primary working pipe (3), a secondary filter screen (4) is arranged in the middle of the primary working pipe (3), the middle of the direction, close to the air intake pipe (1), of the secondary filter screen (4) is rotatably connected with a rotary rod (5), 2 spiral brush pieces (6) are symmetrically arranged on the outer surface of the rotary rod (5), the edge of each spiral brush piece (6) slides on the inner wall of the primary working pipe (3), one side, close to the secondary filter screen (4), of each spiral brush piece (6) is provided with a brush (7), the brush (7) slides on the secondary filter screen (4), a tertiary filter screen (8) is arranged in the primary working pipe (3) and at the right end of the secondary filter screen (4), and the direction, far away from the, the direction that is close to one-level working tube (3) in second grade working tube (9) is equipped with filters circle (10), the direction of keeping away from intake pipe (1) in filtration circle (10) is equipped with baffle A (11), the inside of filtering circle (10) is equipped with baffle B (12), the lateral wall of baffle B (12) is equipped with brush hair (13), brush hair (13) slide on the internal surface of filtering circle (10), even symmetric connection has spring (14) between baffle B (12) and tertiary filter screen (8), spring (14) are 4, second grade working tube (9) inside is equipped with adsorbed layer (18), the one end that intake pipe (1) was kept away from in second grade working tube (9) is equipped with outlet duct (15), the inside of outlet duct (15) is equipped with filter layer (16).

2. The device for reducing particulate matter emission from automobile exhaust according to claim 1, wherein: and sound insulation layers (17) are arranged on the outer surfaces of the primary working pipe (3) and the secondary working pipe (9).

3. The device for reducing particulate matter emission from automobile exhaust according to claim 1, wherein: the primary working pipe (3) is made of ferrite stainless steel, and the secondary working pipe (9) is made of ferrite stainless steel.

4. The device for reducing particulate matter emission from automobile exhaust according to claim 1, wherein: the baffle B (12) is a circular plate.

5. The device for reducing particulate matter emission from automobile exhaust according to claim 1, wherein: the first-stage working pipe (3) is a cylinder, and the second-stage working pipe (9) is a cylinder.

6. The device for reducing particulate matter emission from automobile exhaust according to claim 2, wherein: the sound insulation layer (17) is made of sound insulation cotton.