CN210264877U

CN210264877U - Automobile exhaust emission pipe capable of purifying smoke

Info

Publication number: CN210264877U
Application number: CN201921031115.1U
Authority: CN
Inventors: 黄秋平; 车兵; 唐敏
Original assignee: Nanjing Communications Institute of Technology
Current assignee: Nanjing Communications Institute of Technology
Priority date: 2019-07-04
Filing date: 2019-07-04
Publication date: 2020-04-07
Anticipated expiration: 2029-07-04

Abstract

The utility model discloses a can purify automobile exhaust delivery pipe of flue gas, including body, three way catalyst converter and fin, the left and right sides of body is connected with intake pipe and blast pipe respectively, and is connected with the liner on the inner wall of body, the inside of body is provided with first filter screen and second filter screen, and the right side of second filter screen is provided with the guide plate, the right side of noise elimination pipe is connected with the baffle, and the inside of baffle has seted up the fixed orifices to the right side of baffle is provided with the cooling tube, the fin is installed on the outer wall of cooling tube, and is connected with the heat conduction pole between the inner wall of fin and blast pipe. This automobile exhaust discharge pipe of can purifying flue gas is provided with first filter screen and second filter screen, and the aperture of first filter screen is 0.05-0.1mm to the second filter screen is the active carbon filter screen, and like this when exhaust emissions, can intercept the tiny particulate matter in the gas, can adsorb the peculiar smell in the gas simultaneously, reduces the emission of impurity.

Description

Automobile exhaust emission pipe capable of purifying smoke

Technical Field

The utility model relates to an automobile exhaust delivery pipe technical field specifically is an automobile exhaust delivery pipe of can purifying flue gas.

Background

The automobile exhaust discharge pipe is a pipe for discharging exhaust gas generated in use of an automobile, and the automobile exhaust contains a lot of compounds, so that the automobile exhaust discharge pipe is not only harmful to the health of people, but also causes certain pollution to the environment.

However, the existing automobile exhaust discharge pipe still has some defects in the using process, for example, the exhaust can not be purified and then discharged, the noise reduction function is not provided, the noise pollution is brought when the exhaust is discharged, meanwhile, certain heat is brought when the exhaust is discharged, and therefore the practicability of the automobile exhaust pipe is influenced, and therefore the automobile exhaust discharge pipe capable of purifying the smoke is provided, and the problem provided in the prior art is solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can purify automobile exhaust delivery pipe of flue gas to solve the automobile exhaust delivery pipe on the existing market that above-mentioned background art provided and can not purify tail gas and discharge again, do not have the noise reduction function moreover, brought noise pollution when discharging waste gas, certain heat has been taken during exhaust gas discharge simultaneously, thereby influenced the problem of the tracheal practicality of automobile tail.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can purify automobile exhaust delivery pipe of flue gas, includes body, three way catalyst converter and fin, the left and right sides of body is connected with intake pipe and blast pipe respectively, and is connected with the liner on the inner wall of body, the inside of body is provided with first filter screen and second filter screen, and the right side of second filter screen is provided with the guide plate, the left end of three way catalyst converter is connected with the guide plate, and the right-hand member of three way catalyst converter is connected with the muffler pipe to the inside of muffler pipe is provided with the noise elimination piece, the right side of noise elimination pipe is connected with the baffle, and the inside of baffle has seted up the fixed orifices to the right side of baffle is provided with the cooling tube, the fin is installed on the outer wall of cooling tube, and is connected with the heat conduction.

Preferably, the pipe body comprises an interlayer outer sleeve, a heat insulation layer and an interlayer inner sleeve, the interlayer outer sleeve, the heat insulation layer and the interlayer inner sleeve are sequentially arranged from outside to inside, the heat insulation layer is an asbestos fiber felt, and the interlayer outer sleeve and the interlayer inner sleeve are made of stainless steel materials.

Preferably, the connection mode of first filter screen and second filter screen and liner is the block connection, and the connection mode of liner and body inner wall is the bonding to the aperture of first filter screen is 0.05-0.1mm, and the second filter screen is the active carbon filter screen simultaneously.

Preferably, the connecting mode of the silencing pipe and the three-way catalyst is welding connection, and the silencing sheets in the silencing pipe are distributed at equal intervals.

Preferably, the partition plate and the muffling tube are connected in a welding manner, and the fixing holes in the partition plate are communicated with the muffling tube and the radiating tube.

Preferably, the connection modes between the heat conducting rod and the radiating fins and between the heat conducting rod and the inner wall of the exhaust pipe are all bonding, the heat conducting rod is distributed at equal angles, and the connection parts between the heat conducting rod and the radiating fins and between the heat conducting rod and the inner wall of the exhaust pipe are coated with heat conducting silicone grease.

Compared with the prior art, the beneficial effects of the utility model are that: the automobile exhaust discharge pipe capable of purifying the smoke,

(1) the filter screen is provided with a first filter screen and a second filter screen, the aperture of the first filter screen is 0.05-0.1mm, and the second filter screen is an activated carbon filter screen, so that when tail gas is discharged, fine particles in the gas can be intercepted, peculiar smell in the gas can be adsorbed, and the discharge amount of impurities is reduced;

(2) the three-way catalyst and the muffler pipe are arranged, so that partial compounds in the gas can be converted into pollution-free substances, and meanwhile, the muffler pipe can effectively weaken the discharge of noise, further reduce the pollution to the surrounding environment and improve the practicability of the automobile exhaust discharge pipe;

(3) be provided with the cooling tube, and be provided with the fin on the outer wall of cooling tube, and be provided with the heat conduction pole between fin and the exhaust pipe inner wall to the junction of heat conduction pole and exhaust pipe inner wall and fin all is scribbled heat conduction silicone grease, can accelerate thermal giving off in the waste gas like this, and then reduces thermal emission.

Drawings

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

FIG. 2 is a left side view of the structure of the liner and the first filter screen;

FIG. 3 is a schematic view of the structure of the tube body of the present invention;

fig. 4 is a structural schematic diagram of the heat sink and the heat conducting rod in a right view.

In the figure: 1. a pipe body; 101. an interlayer coat; 102. a heat insulating layer; 103. an interlayer inner sleeve; 2. an air inlet pipe; 3. an exhaust pipe; 4. a liner; 5. a first filter screen; 6. a second filter screen; 7. a baffle; 8. a three-way catalyst; 9. a muffler pipe; 10. a sound-deadening sheet; 11. a partition plate; 12. a fixing hole; 13. a radiating pipe; 14. a heat sink; 15. a heat conducting rod.

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: an automobile exhaust emission pipe capable of purifying smoke comprises a pipe body 1, an air inlet pipe 2, an exhaust pipe 3, a gasket 4, a first filter screen 5, a second filter screen 6, a guide plate 7, a three-way catalyst 8, a silencing pipe 9, a silencing sheet 10, a partition plate 11, a fixing hole 12, a radiating pipe 13, a radiating fin 14 and a heat conducting rod 15, wherein the air inlet pipe 2 and the exhaust pipe 3 are respectively connected to the left side and the right side of the pipe body 1, the gasket 4 is connected to the inner wall of the pipe body 1, the first filter screen 5 and the second filter screen 6 are arranged inside the pipe body 1, the guide plate 7 is arranged on the right side of the second filter screen 6, the left end of the three-way catalyst 8 is connected with the guide plate 7, the silencing pipe 9 is connected to the right end of the three-way catalyst 8, the silencing sheet 10 is arranged inside the silencing pipe 9, the partition plate 11 is connected to the right side of the silencing pipe 9, the partition, the radiating fins 14 are arranged on the outer wall of the radiating pipe 13, and the heat conducting rods 15 are connected between the radiating fins 14 and the inner wall of the exhaust pipe 3;

the pipe body 1 comprises an interlayer outer sleeve 101, a heat insulation layer 102 and an interlayer inner sleeve 103, the interlayer outer sleeve 101, the heat insulation layer 102 and the interlayer inner sleeve 103 are sequentially arranged from outside to inside, the heat insulation layer 102 is made of asbestos fiber felt, and the interlayer outer sleeve 101 and the interlayer inner sleeve 103 are made of stainless steel materials, so that the stability of the pipe body 1 in use is better, and the exhaust pipe is more durable;

the first filter screen 5 and the second filter screen 6 are connected with the liner 4 in a clamping manner, the liner 4 is connected with the inner wall of the pipe body 1 in a bonding manner, the aperture of the first filter screen 5 is 0.05-0.1mm, and the second filter screen 6 is an activated carbon filter screen, so that fine particles in waste gas can be intercepted conveniently, peculiar smell in the waste gas can be adsorbed, and the emission of impurities is reduced;

the silencing pipe 9 and the three-way catalyst 8 are connected in a welding mode, and the silencing pieces 10 in the silencing pipe 9 are distributed at equal intervals, so that noise generated by airflow vibration during exhaust gas emission can be weakened, and noise pollution is reduced;

the partition plate 11 is connected with the muffler pipe 9 in a welding manner, and the fixing holes 12 in the partition plate 11 are communicated with the muffler pipe 9 and the radiating pipe 13, so that the connection stability between the partition plate 11 and the muffler pipe 9 is ensured, and the normal circulation of waste gas is also ensured, thereby ensuring the normal use of the exhaust pipe;

the connection mode between heat conduction pole 15 and fin 14 and the blast pipe 3 inner wall is the bonding, and the angular distribution such as heat conduction pole 15 to the junction between heat conduction pole 15 and fin 14 and the blast pipe 3 inner wall all is scribbled heat conduction silicone grease, can accelerate thermal emission in the waste gas, and the thermal temperature among them reduces when waste gas discharges like this, has improved the flexibility of this delivery pipe.

The working principle is as follows: when the automobile exhaust emission pipe capable of purifying smoke is used, as shown in fig. 1-2, when exhaust enters the pipe body 1 from the air inlet pipe 2, the exhaust firstly passes through the first filter screen 5 and the second filter screen 6 for filtration, wherein the pore diameter of the first filter screen 5 is 0.05-0.1mm, fine particles in the air can be effectively intercepted, the second filter screen 6 is an activated carbon filter screen, so that peculiar smell in the air can be adsorbed, and the emission of the peculiar smell is reduced, then the filtered air enters the three-way catalyst 8 from the guide plate 7 for catalytic reaction, so that part of impurities in the air are converted into pollution-free substances, the emission of the impurities is further reduced, then the air after the catalytic reaction enters the muffler pipe 9 from the three-way catalyst 8, and the muffler sheet 10 in the muffler pipe 9 can effectively adsorb noise, so that the emission of the noise is weakened;

then, the gas is introduced into the radiating pipe 13 from the fixing hole 12 formed in the inner portion of the partition 11, as shown in fig. 4, the radiating fins 14 are provided on the outer wall of the radiating pipe 13, and the heat conductive rods 15 are connected between the radiating fins 14 and the inner wall of the exhaust pipe 3, and the joints of the heat conducting rod 15, the radiating fins 14 and the exhaust pipe 3 are coated with heat conducting silicone grease, so that the heat dissipation in the exhaust gas can be accelerated, and when the exhaust gas is discharged from the exhaust pipe 3, the heat in the exhaust pipe can be effectively reduced, so that people can not feel higher heat when the automobile passes by people, the flexibility of the exhaust pipe is improved, as shown in figure 3, since the pipe body 1 sequentially comprises the interlayer outer sleeve 101, the heat insulating layer 102 and the interlayer inner sleeve 103 from outside to inside, therefore, the discharge pipe has better stability when in use, and is more durable, which is the working process of the whole device, and those not described in detail in this specification are well within the skill of those in the art.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a but automobile exhaust delivery pipe of gas cleaning, includes body (1), three way catalyst converter (8) and fin (14), its characterized in that: the left side and the right side of the pipe body (1) are respectively connected with an air inlet pipe (2) and an air outlet pipe (3), and the inner wall of the tube body (1) is connected with a gasket (4), a first filter screen (5) and a second filter screen (6) are arranged inside the tube body (1), a guide plate (7) is arranged on the right side of the second filter screen (6), the left end of the three-way catalyst (8) is connected with the guide plate (7), the right end of the three-way catalyst (8) is connected with a silencing pipe (9), and the silencing sheet (10) is arranged inside the silencing pipe (9), the right side of the silencing pipe (9) is connected with a clapboard (11), the inside of the clapboard (11) is provided with a fixed hole (12), and a radiating pipe (13) is arranged at the right side of the clapboard (11), the radiating fins (14) are arranged on the outer wall of the radiating pipe (13), and a heat conducting rod (15) is connected between the radiating fin (14) and the inner wall of the exhaust pipe (3).

2. The automobile exhaust gas discharge pipe capable of purifying exhaust gas according to claim 1, wherein: the pipe body (1) comprises an interlayer outer sleeve (101), a heat insulation layer (102) and an interlayer inner sleeve (103), the interlayer outer sleeve (101), the heat insulation layer (102) and the interlayer inner sleeve (103) are sequentially arranged from outside to inside, the heat insulation layer (102) is an asbestos fiber felt, and the interlayer outer sleeve (101) and the interlayer inner sleeve (103) are made of stainless steel materials.

3. The automobile exhaust gas discharge pipe capable of purifying exhaust gas according to claim 1, wherein: first filter screen (5) and second filter screen (6) are the block with the connected mode of liner (4) and are connected, and the connected mode of liner (4) and body (1) inner wall is the bonding to the aperture of first filter screen (5) is 0.05-0.1mm, and second filter screen (6) are the active carbon filter screen simultaneously.

4. The automobile exhaust gas discharge pipe capable of purifying exhaust gas according to claim 1, wherein: the connecting mode of the silencing pipe (9) and the three-way catalyst (8) is welding connection, and the silencing sheets (10) inside the silencing pipe (9) are distributed at equal intervals.

5. The automobile exhaust gas discharge pipe capable of purifying exhaust gas according to claim 1, wherein: the partition plate (11) and the silencing pipe (9) are connected in a welding mode, and the fixing hole (12) in the partition plate (11) is communicated with the silencing pipe (9) and the radiating pipe (13).

6. The automobile exhaust gas discharge pipe capable of purifying exhaust gas according to claim 1, wherein: the heat conducting rod (15) is bonded with the radiating fins (14) and the inner wall of the exhaust pipe (3), the heat conducting rod (15) is distributed at equal angles, and heat conducting silicone grease is coated on the connecting positions of the heat conducting rod (15) and the radiating fins (14) and the inner wall of the exhaust pipe (3).