CN113123851A - Automobile exhaust absorption and purification device and using method thereof - Google Patents

Abstract

The invention belongs to the field of air pollution prevention and control, and particularly relates to an automobile exhaust absorption and purification device and a using method thereof.

Description

Automobile exhaust absorption and purification device and using method thereof

Technical Field

The invention belongs to the field of air pollution control, and particularly relates to an automobile exhaust absorption and purification device and a using method thereof.

Background

With the rapid development of global economy, people have realized the damage of the rapid development of economy to the environment, in recent years, the haze of China is more and more serious, most of the haze is caused by the emission of automobile exhaust, China starts to vigorously support the research and development of automobiles in order to reduce the emission of the automobile exhaust, the automobile can reduce the emission of carbon dioxide, but a large amount of sulfides, nitrogen oxides and solid small particles still exist in the automobile exhaust, so that the air pollution gradually starts to present soot type and automobile exhaust composite type pollution, and the treatment difficulty is increased; although the automobile exhaust purification manufacturing is available in the market, most of the automobile exhaust purification manufacturing methods have high limitation and are not obvious in absorption and conversion efficiency.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides an automobile exhaust absorption and purification device and a using method thereof, which adopt a transverse and longitudinal double-spiral pipe mode to fully and physically absorb harmful gases in exhaust and combine with chemical agent absorption to ensure that the harmful gases in the exhaust are completely absorbed, and adopt a multi-stage assembly mode to reduce the maintenance cost.

In order to achieve the purpose, the invention provides the following technical scheme: the automobile exhaust absorption and purification device comprises an isolation section, a primary wind section, an exhaust absorption section, a secondary wind section and a purification section, wherein the isolation section comprises an exhaust port, a fixing ring, a filter screen, a first connection part and an air guide device, the primary wind section comprises a primary fan and a second connection part, the exhaust absorption section comprises a spiral pipe, a water tank, a third connection part and particles, the secondary wind section comprises a secondary fan and four connection parts, and the purification section comprises a purifying agent and a drying agent.

Further, the tail gas mouth inserts automobile exhaust and produces the department, and outermost circle is handled through the chamfer, gu go up the three round hole of evenly distributed on the fixed ring, the round hole diameter size equals, gu fixed ring includes inner ring and outer loop, the inner ring is fixed on the tail gas mouth, the outer loop diameter is greater than the sum of inner ring diameter and the twice of round hole diameter.

Further, the thickness of filter screen is less than half of isolation section overall length, a junction is that isolation section right-hand member and a grade of wind force section left end pass through threaded connection fixed together, including sealing washer, threaded connection section, the sealing washer includes thick sealing washer, thin sealing washer, thick sealing washer is installed in isolation section interface connection department, a grade of wind force section left end thread head is advanced to thin sealing washer cover, and thickness is less than thick sealing washer, the threaded connection section includes internal thread and bolt head, the internal thread is for in isolation section right-hand member downthehole, the bolt head is a grade of wind force section left end protrusion diameter section that is used for fixed connection.

Further, air ducting includes wind-guiding strip, motor, fixed strip, the wind-guiding strip is installed on the motor shaft of motor, and the mounted position is apart from motor axle center certain distance to can produce centrifugal force, the motor is gear reduction motor, three total fixed strip quantity, one end is fixed on the inner wall of isolated segment, and the other end is fixed on the motor.

Furthermore, the primary fan is arranged in the center of the inside of the primary wind section, the right end of the primary wind section is fixedly connected with the tail gas absorption section through threads at the second connection part, and the inner structure of the secondary fan is the same as that of the first connection part.

Further, the spiral pipe includes horizontal slant spiral pipe, perpendicular slant spiral pipe, the central axis of horizontal slant spiral pipe is perpendicular with the central axis of tail gas absorption section pipeline, and inlet end a's diameter is less than and comes out from a grade wind power section, begins the inside solid particulate matter that fills up of spiral pipe from the end a, the central axis of perpendicular slant spiral pipe is parallel with the central axis of tail gas absorption section pipeline, and the inside is filled up solid particulate matter, the water tank is twined by the spiral pipe, including the water filling port, the water filling port is located the right side top of water tank, it is together fixed that tail gas absorption section right-hand member passes through threaded connection with two grade wind power sections to connect three places.

Furthermore, the secondary fan is arranged in the middle of the secondary wind power section, the whole size of the secondary fan is smaller than that of the primary wind power section, the connection is used for connecting the secondary wind power section and the purification section, a purifying agent of the purification section is divided into a tail gas absorbent and water in a water tank, the tail gas absorbent is liquid, is packaged in a sealing mode and can efficiently absorb harmful substances in tail gas, the tail gas enters the water tank through a connecting pipe after passing through the tail gas absorbent, the drying agent is placed in the exhaust pipe, and after the tail gas is completely treated, the tail gas is dried and then is discharged to the atmosphere.

The invention also provides an automobile exhaust absorption and purification device and a using method thereof, which are characterized by comprising the following steps:

step S1: the isolation section, the primary wind section, the tail gas absorption section, the secondary wind section and the purification section are spliced and assembled through threads in the first connection part, the second connection part, the third connection part and the fourth connection part in advance;

step S2: mounting the assembled device on an automobile;

step S3: automobile exhaust enters from an exhaust port, and is diffused and transmitted to the filter screen under the action of the air guide strips, so that solid particles in the exhaust are filtered;

step S4: the filtered tail gas enters a tail gas absorption section after being accelerated by a primary fan;

step S5: the transmission route of the tail gas in the tail gas absorption section is as follows: end a-end b-end c-end d-end e-end f-end g-end h-end j-end k-end i-end m-end n-end o-end p-end q-end r-end s;

step S6: the tail gas is discharged from the s end, enters the purification section through the secondary fan in an accelerating mode, fully chemically absorbs harmful substances in the tail gas absorbent, and then enters the water tank through the connecting pipe.

Step S7: the purified tail gas is discharged into the atmosphere after coming out of the water tank and being dried by the drying agent.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention adopts a transverse and longitudinal double-spiral pipe mode to prolong the contact time of the tail gas and the solid absorption particles in the same effective space, and can further strengthen the full physical absorption of harmful gases in the tail gas.

2. On the basis of physical absorption, the chemical absorption is carried out by combining with a chemical agent, so that the harmful gas in the tail gas can be completely absorbed, and the water tank can be cooled and absorbed.

3. And a multistage assembly mode is adopted, so that damaged or worn devices can be conveniently replaced, and the maintenance cost can be effectively reduced.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is an enlarged view of the invention at A in FIG. 1;

FIG. 3 is an enlarged side view of the invention at B in FIG. 1;

in the figure: 1. an isolation section; 10. a tail gas port; 11. a fixing ring; 12. a filter screen; 13. connecting one place; 130. a thick seal ring; 131. a thin seal ring; 132. a threaded connection section; 14. wind guide strips; 15. a motor; 16. a fixing strip; 2. A primary wind segment; 20. a primary fan; 21. connecting a second position; 3. a tail gas absorption section; 31. a transverse and oblique spiral tube; 32. a vertically inclined spiral tube; 33. a water injection port; 34. a water tank; 35. connecting three parts; 36. (ii) particulate matter; 4. a secondary wind segment; 40. a secondary fan; 41. connecting four parts; 5. a purification section; 51. a tail gas absorbent; 52. a connecting pipe; 53. a water tank; 54. an exhaust pipe; 55. a desiccant.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions: the automobile exhaust absorption and purification device comprises an isolation section 1, a primary air force section 2, an exhaust absorption section 3, a secondary air force section 4 and a purification section 5, wherein the isolation section 1 comprises an exhaust port 10, a fixing ring 11, a filter screen 12, a first connecting part 13 and an air guide device, the primary air force section 2 comprises a primary fan 20 and a second connecting part 21, the exhaust absorption section 3 comprises a spiral pipe, a water tank 34, a third connecting part 35 and particles 36, the secondary air force section 4 comprises a secondary fan 40 and four connecting parts 41, and the purification section 5 comprises a purifying agent and a drying agent.

In this embodiment, tail gas port 10 inserts automobile exhaust and produces the department, and the outermost circle is handled through the chamfer, gu fixed ring 11 goes up three round hole of evenly distributed, the round hole diameter size equals, gu fixed ring 11 includes inner ring and outer loop, the inner ring is fixed on the tail gas port, the outer loop diameter is greater than the sum of inner ring diameter and the twice of round hole diameter.

Specifically, the exhaust port 10 is chamfered and then connected to another pipe.

In this embodiment, the thickness of the filter screen 12 is smaller than half of the total length of the isolation section, the first connection 13 is that the right end of the isolation section is fixedly connected with the left end of the first wind power section 2 through threads, and includes a seal ring and a threaded connection section 132, the seal ring includes a thick seal ring 130 and a thin seal ring 131, the thick seal ring 130 is installed at the interface connection of the isolation section 1, the thin seal ring 131 is sleeved into the left end threaded head of the first wind power section, the thickness is smaller than the thick seal ring 130, the threaded connection section 132 includes an internal thread and a bolt head, the internal thread is in the right end hole of the isolation section 1, and the bolt head is a diameter section protruding from the left end of the first wind power section 2 and used for fixed connection.

Specifically, the thick sealing ring 130 is used to eliminate the gap generated when the left end of the primary wind section 2 is connected with the isolation section 1, and can protect the threaded head at the left end of the primary wind section 2 from being worn easily

In this embodiment, the air guiding device includes air guiding strip 14, motor 15, fixed strip 16, air guiding strip 14 installs on the motor shaft of motor 15, and the mounted position is apart from the motor axle center certain distance to can produce centrifugal force, motor 15 is gear reduction motor, three in total of fixed strip 16, one end is fixed on the inner wall of isolated segment 1, and the other end is fixed on the motor.

Specifically, the air guide strip 14 is a hard plate with a radian, when the motor 15 rotates, the air guide strip 14 can be driven to rotate, so that the tail gas diffusion area can be increased, the tail gas diffusion area is more uniformly distributed on the whole isolation section 1, and the fixing strip 16 is used for fixing the motor and fixing the motor at the middle position of the isolation section 1.

In this embodiment, the primary fan 20 is installed in the central position inside the primary wind section 2, and the second connection 21 is formed by fixing the right end of the primary wind section 2 and the tail gas absorption section together through a threaded connection, and the internal structure thereof is the same as that of the first connection 13.

Specifically, after the tail gas passes through the primary air section 2, the diameter of an inner pipe for conveying the tail gas is reduced.

In this embodiment, the spiral pipe includes horizontal slant spiral pipe 31, vertical slant spiral pipe 32, the central axis of horizontal slant spiral pipe 31 is perpendicular with the central axis of tail gas absorption section pipeline, and the diameter of inlet end a is less than what comes out from a grade wind segment, and the spiral pipe is inside to be filled with solid particulate matter 36 from the end a, the central axis of vertical slant spiral pipe 32 is parallel with the central axis of tail gas absorption section pipeline, and the inside is filled with solid particulate matter 36, water tank 34 is twined by the spiral pipe, including water filling port 33, water filling port 33 is located the right side top of water tank, three places of connection 35 are that tail gas absorption section 3 right-hand member and second grade wind segment 4 pass through threaded connection and fix together.

Specifically, the exhaust gas enters from the a end of the transversely inclined spiral pipe 31, then turns to the vertically inclined spiral pipe 32 from the g end, and finally exits from the s end to enter the next pipeline, and water in the water tank can be added from the water filling port 33 and is used for cooling the exhaust gas.

In the embodiment, the secondary fan 40 is installed in the middle of the secondary wind section 4, the overall size is smaller than that of the primary wind section 20, the four joints 41 are used for connecting the secondary wind section 4 and the purification section 5, the purifying agent of the purification section 5 is a tail gas absorbent 51 and water in a water tank 53, the tail gas absorbent 51 is a liquid, is hermetically packaged and can efficiently absorb harmful substances in tail gas, the tail gas passes through the tail gas absorbent 51 and then enters the water tank 53 through a connecting pipe 52, the drying agent 55 is placed in an exhaust pipe 54, and after the tail gas is completely treated, the tail gas is dried and then is discharged to the atmosphere.

Specifically, the connecting pipe 52 is used for connecting the tail gas absorbent 51 and the water tank 53, so that the tail gas is fully chemically absorbed by the tail gas absorbent 51 and then enters the water tank 53 for elution, the tail gas and the absorbent are subjected to chemical reaction to release heat, and the water tank 53 can also achieve the cooling effect.

The invention also provides an automobile exhaust absorption and purification device and a using method thereof, which are characterized by comprising the following steps:

step S1: the isolation section 1, the primary wind section 2, the tail gas absorption section 3, the secondary wind section 4 and the purification section 5 are spliced and assembled by threads in a first connecting part 13, a second connecting part 21, a third connecting part 35 and four connecting parts 41 in advance;

step S2: mounting the assembled component on an automobile;

step S3: automobile exhaust enters from an exhaust port 10, is diffused and transmitted to a filter screen 12 under the action of an air guide strip 14, and solid particles in the exhaust are filtered;

step S4: the filtered tail gas enters the tail gas absorption section 3 after being accelerated by the primary fan 20;

step S5: the transmission route of the tail gas in the tail gas absorption section 3 is as follows: end a-end b-end c-end d-end e-end f-end g-end h-end j-end k-end i-end m-end n-end o-end p-end q-end r-end s;

step S6: the tail gas from the s end enters the purification section 5 through the secondary fan 40 in an accelerating way, fully chemically absorbs harmful substances in the tail gas absorbent 51, and then enters the water tank 53 through the connecting pipe 52.

Step S7: the purified exhaust gas is discharged from the water tank 53 to the atmosphere after being dried by the drying agent 55.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides an automobile air duct cooling device which characterized in that: including keeping apart section, a level wind force section, tail gas absorption section, secondary wind force section, purification section, keep apart the section and include tail gas mouth, solid fixed ring, filter screen, connect a department, air ducting, a level wind force section includes one-level fan, connects two departments, the tail gas absorption section includes spiral pipe, water tank, connects three departments, particulate matter, secondary wind force section includes second grade fan and connects four departments, the purification section includes purifying agent, drier.

2. The automobile exhaust absorption and purification device and the use method thereof according to claim 1, characterized in that: the tail gas mouth inserts automobile exhaust and produces the department, and outermost circle is handled through the chamfer, gu go up the three round hole of evenly distributed on the fixed ring, the round hole diameter size equals, gu fixed ring includes inner ring and outer loop, the inner ring is fixed on the tail gas mouth, the outer loop diameter is greater than the total of inner ring diameter and round hole diameter twice.

3. The automobile exhaust absorption and purification device and the use method thereof according to claim 1, characterized in that: the thickness of filter screen is less than half of isolation section overall length, connect one department and keep apart the section right-hand member and pass through threaded connection together fixedly with a grade wind force section left end, including sealing washer, threaded connection section, the sealing washer includes thick sealing washer, thin sealing washer, thick sealing washer is installed in isolation section interface connection department, a grade wind force section left end thread head is advanced to thin sealing washer cover, and thickness is less than thick sealing washer, the threaded connection section includes internal thread and bolt head, the internal thread is downthehole for keeping apart section right-hand member, the bolt head is a grade wind force section left end protrusion and is used for fixed connection's diameter section.

4. The automobile exhaust absorption and purification device and the use method thereof according to claim 1, characterized in that: the air guide device comprises an air guide strip, a motor and fixing strips, wherein the air guide strip is installed on a motor shaft of the motor, the installation position is a certain distance away from the axis of the motor, so that centrifugal force can be generated, the motor is a gear reduction motor, the number of the fixing strips is three, one end of each fixing strip is fixed on the inner wall of the isolation section, and the other end of each fixing strip is fixed on the motor.

5. The automobile exhaust absorption and purification device and the use method thereof according to claim 1, characterized in that: the primary fan is arranged in the central position inside the primary wind section, the right end of the primary wind section is fixedly connected with the tail gas absorption section through threads at the second connecting position, and the inner structure of the secondary fan is the same as that of the first connecting position.

6. The automobile exhaust absorption and purification device and the use method thereof according to claim 1, characterized in that: the spiral pipe includes horizontal slant spiral pipe, erects the slant spiral pipe, the central axis of horizontal slant spiral pipe is perpendicular with the central axis of tail gas absorption section pipeline, and inlet end a's diameter is less than and comes out from a grade wind power section, begins the inside solid particulate matter that fills up of spiral pipe from the end a, the central axis of erecting the slant spiral pipe is parallel with the central axis of tail gas absorption section pipeline, and the inside is filled up solid particulate matter, the water tank is twined by the spiral pipe, including the water filling port, the water filling port is located the right side top of water tank, it is together fixed that tail gas absorption section right-hand member passes through threaded connection with two stage wind power sections to connect three places.

7. The automobile exhaust absorption and purification device and the use method thereof according to claim 1, characterized in that: the secondary fan is arranged in the middle of the secondary wind power section, the whole size of the secondary fan is smaller than that of the primary wind power section, the connection is used for connecting the secondary wind power section and the purification section, a purifying agent of the purification section is divided into a tail gas absorbent and water in a water tank, the tail gas absorbent is liquid and is packaged in a sealing mode, harmful substances in tail gas can be efficiently absorbed, the tail gas enters the water tank through a connecting pipe after passing through the tail gas absorbent, the drying agent is placed in the exhaust pipe, and after the tail gas is completely treated, the tail gas is dried and then is discharged to the atmosphere.

8. The invention also provides an automobile exhaust absorption and purification device and a using method thereof, which are characterized by comprising the following steps:

step S1, the isolation section, the primary wind section, the tail gas absorption section, the secondary wind section and the purification section are spliced and assembled in advance through threads in the first connection part, the second connection part, the third connection part and the four connection parts;

step S2: mounting the assembled component on an automobile;

step S3: automobile exhaust enters from an exhaust port, and is diffused and transmitted to the filter screen under the action of the air guide strips, so that solid particles in the exhaust are filtered;

step S4: the filtered tail gas enters a tail gas absorption section after being accelerated by a primary fan;

step S5: the transmission route of the tail gas in the tail gas absorption section is as follows: end a-end b-end c-end d-end e-end f-end g-end h-end j-end k-end i-end m-end n-end o-end p-end q-end r-end s;

step S6: the tail gas is discharged from the s end, accelerated by a secondary fan and enters a purification section, fully and chemically absorbs harmful substances in the tail gas in a tail gas absorbent, and then enters a water tank through a connecting pipe;

step S7: the purified tail gas is discharged into the atmosphere after coming out of the water tank and being dried by the drying agent.

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