CN110953042B

CN110953042B - Tail gas treatment device

Info

Publication number: CN110953042B
Application number: CN201911295249.9A
Authority: CN
Inventors: 肖文婷
Original assignee: Haian Rongke Textile Co Ltd
Current assignee: Haian Rongke Textile Co Ltd
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2021-02-09
Anticipated expiration: 2039-12-16
Also published as: CN110953042A

Abstract

The invention discloses a tail gas treatment device, and relates to the technical field of environmental protection. The tail gas treatment device comprises a tail gas treatment chamber, a gas inlet pipe and a gas outlet pipe, wherein the gas inlet pipe and the gas outlet pipe are fixedly connected to two ends of the tail gas treatment chamber through locking devices, one end, close to the gas inlet pipe, in the tail gas treatment chamber is connected with an adsorption cylinder, a first circular ring is arranged in the tail gas treatment chamber, a centrifugal assembly is connected onto the first circular ring, one end, close to the gas outlet pipe, in the tail gas treatment chamber is provided with a catalyst carrier, one end, close to the tail gas treatment chamber, in the gas inlet pipe is provided with a. According to the invention, the centrifugal component and the catalyst carrier are arranged in the tail gas treatment chamber, the filtering component and the flow guide sleeve are arranged in the air inlet pipe, and the locking devices are arranged at the joints of the air inlet pipe, the air outlet pipe and the tail gas treatment chamber, so that the problems of easy dust deposition, carbon deposition and difficult cleaning of the conventional tail gas treatment device are solved.

Description

Tail gas treatment device

Technical Field

The invention belongs to the technical field of environmental protection, and particularly relates to a tail gas treatment device.

Background

Automobile exhaust is exhaust gas generated when an automobile is used, and contains various compounds, wherein pollutants comprise solid suspended particles, carbon monoxide, carbon dioxide, hydrocarbons, nitrogen oxides, lead, sulfur oxides and the like. The tail gas can not only directly harm human health, but also have a profound influence on the environment of human life, sulfur dioxide in the tail gas has strong pungent smell, and the tail gas can easily cause acid rain when reaching a certain concentration, so that soil and water source acidification is caused, and the growth of crops and forests is influenced.

Traditional tail gas processing apparatus takes the adsorption plate to absorb to the solid particle thing that contains in the automobile exhaust, but long-time absorption back, the permeability of adsorption plate will worsen, influence adsorption effect simultaneously, and can not take out the opening of change with the adsorption plate, it is more important, because the car is at the in-process of traveling, the condition of tail gas is different, and present tail gas processing apparatus generally adopts the three way processor to handle, this kind of processing method is when handling, tail gas is through the micropore on the three way processor, realize tail gas treatment through catalytic reaction, this kind of structure is when tail gas exhaust, if the overlength or the structure that the three way processor set up are too complicated, then can lead to the tail gas discharge not smooth, produce the carbon deposit easily, the deposition and so on, can lead to breathing out or oxygen not enough to lead to the not thorough scheduling problem of three way processing seriously.

Disclosure of Invention

The invention aims to provide a tail gas treatment device which is high in efficiency, strong in stability and convenient to disassemble and clean.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a tail gas treatment device, which comprises a tail gas treatment chamber, a gas inlet pipe and a gas outlet pipe, wherein the gas inlet pipe and the gas outlet pipe are in a horn shape, and are fixedly connected to two ends of the tail gas treatment chamber through locking devices, so that the tail gas treatment chamber is convenient to disassemble;

the tail gas treatment device is characterized in that a filtering assembly and a flow guide cover are arranged at one end, close to the tail gas treatment chamber, in the air inlet pipe, tail gas sequentially passes through the filtering assembly and the flow guide cover, and a flange is arranged at one end, far away from the tail gas treatment chamber, of the air inlet pipe.

Furthermore, the centrifugal assembly comprises a second ring and blades, the second ring is fixedly connected to the first ring, the inner side surface of the second ring is connected with a plurality of supports, one end of each support is fixedly connected to a cylinder structure, and the cylinder structure is provided with a mounting groove; the mounting groove is internally and fixedly connected with a cylinder structure, the cylinder structure is in interference fit with the mounting groove, the cylinder structure is fixedly connected with a shaft rod, one end of the shaft rod is rotatably connected with a base through a bearing, and a plurality of blades are arranged on the peripheral side of the base.

Furthermore, a plurality of first mounting holes are formed in the first circular ring, and a plurality of second mounting holes matched with the first mounting holes are formed in the second circular ring.

Further, the blade is in the shape of a paddle.

Further, filtering component includes first tourus and filter screen, first tourus and intake pipe medial surface clearance fit, the filter screen is fixed inside first tourus, first tourus is connected with the second tourus through a plurality of connecting rods, the internal kuppe that is connected with of second tourus, second tourus medial surface be equipped with a kuppe complex keep off the ring.

Furthermore, the air guide sleeve comprises an inner ring and an outer ring, the outer ring is in clearance fit with the inner side surface of the second annular body, the inner ring is a spherical ring, and a plurality of air guide holes are uniformly distributed on the surface of the inner ring.

Furthermore, both ends of the tail gas treatment chamber are provided with first flange rings, one end of the gas inlet pipe connected with the tail gas treatment chamber is provided with a second flange ring, and one end of the gas outlet pipe connected with the tail gas treatment chamber is provided with a third flange ring.

Furthermore, an annular groove is formed in the end face of the first flange ring, a sealing ring is arranged in the annular groove, a first annular bulge matched with the annular groove is arranged on the end face of the second flange ring, and a second annular bulge matched with the annular groove is arranged on the end face of the third flange ring.

Further, locking device includes a locking ring, the locking ring medial surface is equipped with the sealed channel, the sealed groove cross-section is trapezoidal shape, the locking ring is equipped with the opening, the locking ring opening part is equipped with two locking portions, two locking portion passes through bolt assembly and connects, bolt assembly includes bolt and nut.

Furthermore, the tail gas treatment chamber is close to the inner wall of one end of the air inlet pipe is provided with a plurality of channels along the axial direction, and the outer surface of the adsorption cylinder is provided with a convex strip matched with the channels along the axial direction.

The invention has the following beneficial effects:

1. according to the invention, the filtering component and the flow guide cover are arranged in the air inlet pipe, so that large solid particles in the tail gas are subjected to pre-filtering treatment, meanwhile, the flow guide cover can adjust the flowing direction of the tail gas flow, the adsorption cylinder, the centrifugal component and the catalyst carrier are arranged in the tail gas treatment chamber, the tail gas flow flows to enable the blades to rotate, the generated centrifugal force enables small solid particles to be more easily adsorbed by the adsorption cylinder, and the catalyst carrier can effectively absorb carbon monoxide, hydrogen carbide and nitrogen oxides, so that air pollution after the carbon monoxide, the hydrogen carbide and the nitrogen oxides are discharged is avoided.

2. The air inlet pipe and the air outlet pipe are fixedly connected to two ends of the tail gas treatment chamber through locking devices, the locking devices are fixed through bolt assemblies, the end face of the first flange ring is provided with the annular groove, and the end faces of the second flange ring and the third flange ring are respectively provided with the second annular bulge and the third annular bulge, so that the device is good in sealing effect, convenient to disassemble and convenient to clean and replace the filtering assembly and the adsorption cylinder.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic diagram of the centrifuge assembly;

FIG. 4 is a schematic view of a filter assembly;

FIG. 5 is a schematic view of the structure of the pod;

FIG. 6 is a schematic view of the locking device of FIG. 1;

FIG. 7 is a schematic structural view of the adsorption cartridge of FIG. 1;

FIG. 8 is a schematic view of the structure of the exhaust gas treatment chamber of FIG. 1;

FIG. 9 is a top view of the exhaust treatment chamber of FIG. 1;

in the drawings, the components represented by the respective reference numerals are listed below:

1-an exhaust gas treatment chamber, 2-an inlet pipe, 3-an outlet pipe, 4-a locking device, 5-a flange, 6-a second ring, 7-a cylinder structure, 8-a shaft rod, 9-a bearing, 10-a base, 11-a blade, 12-a filter screen, 13-a first ring body, 14-a connecting rod, 15-a second ring body, 16-a baffle ring, 17-a catalyst carrier, 18-a guide cover, 19-an adsorption cylinder, 20-a convex strip, 101-a first flange ring, 102-a channel, 103-a first ring, 104-an annular channel, 105-a first mounting hole, 201-a second flange ring, 202-a first annular bulge, 301-a third flange ring, 302-a second annular bulge, 401-a locking ring, 402-seal channel, 403-locking part, 404-bolt assembly, 601-second mounting hole, 602-bracket, 603-cylinder structure, 604-mounting groove, 1801-outer ring, 1802-inner ring, 1803-deflector hole.

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.

In describing the present invention, it is to be understood that the terms "opening," "surface," "side," "axial," "top," "interior," "length," "channel," "periphery," and the like are used in an orientation or positional relationship that is merely to facilitate describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered as limiting the invention.

Referring to fig. 1-2, the present invention is a tail gas treatment device, which comprises a tail gas treatment chamber 1, an air inlet pipe 2 and an air outlet pipe 3, wherein the air inlet pipe 2 and the air outlet pipe 3 are both fixedly connected to two ends of the tail gas treatment chamber 1 through a locking device 4, the disassembly is convenient, one end of the tail gas treatment chamber 1 near the air inlet pipe 2 is connected with an adsorption cylinder 19, the tail gas treatment device is used for absorbing small solid particles, a first circular ring 103 is arranged in a tail gas treatment chamber 1, a centrifugal assembly is connected onto the first circular ring 103, a catalyst carrier 17 is arranged at one end, close to an air outlet pipe 3, in the tail gas treatment chamber 1, a catalyst is arranged in the catalyst carrier 17 and can effectively absorb carbon monoxide, hydrogen carbide and nitrogen oxides, a filtering assembly and a flow guide cover 18 are arranged at one end, close to the tail gas treatment chamber 1, in an air inlet pipe 2, the filtering assembly filters the solid particles, the flow guide cover 18 has a flow guide effect on tail gas flow, and a flange 5 is arranged at one end, far away from; 1 both ends of tail gas treatment chamber all are equipped with first flange ring 101, intake pipe 2 is connected one end with tail gas treatment chamber 1 and is equipped with second flange ring 201, the one end is connected with the tail gas treatment chamber to outlet duct 3 is equipped with third flange ring 301, wherein, be equipped with annular channel 104 on the first flange ring 101 terminal surface, be equipped with the sealing washer in the annular channel 104, it is sealed effectual, second flange ring 201 terminal surface be equipped with annular channel 104 complex first annular protruding 202, be equipped with on the third flange ring 301 terminal surface with annular channel 104 complex second annular protruding 302.

Referring to fig. 3, the centrifugal assembly includes a second ring 6 and blades 11, a plurality of first mounting holes 105 are formed in the first ring 103, a plurality of second mounting holes 601 matched with the first mounting holes 105 are formed in the second ring 6, the second ring 6 is fixedly connected to the first ring 103 through bolts, a plurality of brackets 602 are connected to the inner side of the second ring 6, one end of each bracket 602 is fixedly connected to a cylindrical structure 603, and a mounting groove 604 is formed in the cylindrical structure 603; a fixed connection cylinder structure 7 in mounting groove 604, cylinder structure 7 and mounting groove 604 interference fit, a fixed connection axostylus axostyle 8 on the cylinder structure 7, a base 10 is connected in the rotation of axostylus axostyle 8 one end through bearing 9, is equipped with a plurality of blades 11 on the side of base 10 week, and wherein, blade 11 is the paddle shape, and the tail gas air current flows and makes blade 11 rotate, and the centrifugal force of the rotatory production of blade 11 can make better being adsorbed section of thick bamboo 19 and absorb of solid particle.

As shown in fig. 4-5, the filtering assembly includes a first annular body 13 and a filter screen 12, the first annular body 13 is in clearance fit with the inner side surface of the air inlet pipe 2, and is convenient to detach and clean, the filter screen 12 is fixed inside the first annular body 13, the filter screen 12 is used for filtering large solid particles, the first annular body 13 is connected with a second annular body 15 through a plurality of connecting rods 14, a baffle ring 16 matched with the air guide sleeve 18 is arranged on the inner side surface of the second annular body 15, and the air guide sleeve 18 is connected inside the second annular body 15;

the air guide sleeve 18 comprises an inner ring 1802 and an outer ring 1801, the outer ring 1801 is in clearance fit with the inner side surface of the second ring body 15, the inner ring 1802 is a spherical ring, and a plurality of air guide holes 1803 are formed in the surface of the inner ring 1802 along the radial direction of the inner ring 1802.

Referring to fig. 6, the locking device 4 includes a locking ring 401, a sealing groove 402 is formed on an inner side surface of the locking ring 401, the sealing groove 402 is matched with the first flange ring 101, the second flange ring 201, and the third flange ring 301, a sealing ring is disposed in the sealing groove 402, the locking ring 401 has an opening, two locking portions 403 are disposed at the opening of the locking ring 401, the two locking portions 403 are connected by a bolt assembly 404, and the bolt assembly 404 includes a bolt and a nut.

Referring to fig. 7-9, the inner wall of the exhaust gas treatment chamber 1 near one end of the air inlet pipe 2 is provided with a plurality of channels 102 along the axial direction thereof, the outer surface of the adsorption cylinder 19 is provided with a plurality of raised strips 20 along the axial direction thereof, the raised strips are matched with the channels 102, and the adsorption cylinder 19 is movably connected with the inner wall of the exhaust gas treatment chamber 1.

One specific application of this embodiment is: when the tail gas treatment device works, gas flow sequentially passes through the gas inlet pipe 2, the filter assembly, the air guide sleeve 18, the centrifugal assembly, the catalyst carrier 17 and the gas outlet pipe 3, the filter assembly firstly carries out pre-filtration treatment on tail gas to filter out large solid particles, the air guide sleeve 18 enables the tail gas flow to enter the tail gas treatment chamber 1 more intensively, the gas flow enables the blades 11 to rotate, centrifugal force generated by rotation of the blades 11 enables small solid particles remained in the gas flow to be absorbed by the absorption cylinder 19, the catalyst carrier 17 absorbs and converts harmful gas in the tail gas, and the treated tail gas is discharged from the gas outlet pipe 3; when the internal components of the device need to be cleaned or replaced, the locking device 4 can be opened by a wrench, the disassembly is very convenient, and the sealing effect is good.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a tail gas processing apparatus, includes tail gas treatment room (1), intake pipe (2) and outlet duct (3), its characterized in that: the gas inlet pipe (2) and the gas outlet pipe (3) are fixedly connected to two ends of a tail gas treatment chamber (1) through locking devices (4), one end, close to the gas inlet pipe (2), in the tail gas treatment chamber (1) is connected with an adsorption cylinder (19), a first circular ring (103) is arranged in the tail gas treatment chamber (1), a centrifugal assembly is connected onto the first circular ring (103), and one end, close to the gas outlet pipe (3), in the tail gas treatment chamber (1) is provided with a catalyst carrier (17);

the centrifugal assembly comprises a second ring (6) and blades (11), the second ring (6) is fixedly connected to the first ring (103), the inner side face of the second ring (6) is connected with a plurality of supports (602), one ends of the supports (602) are fixedly connected to a cylinder structure (603), a mounting groove (604) is formed in the cylinder structure (603), a cylinder structure (7) is fixedly connected to the mounting groove (604), the cylinder structure (7) is in interference fit with the mounting groove (604), a shaft lever (8) is fixedly connected to the cylinder structure (7), one end of the shaft lever (8) is rotatably connected to a base (10) through a bearing (9), and the plurality of blades (11) are arranged on the peripheral side face of the base (10);

a filtering assembly and a flow guide sleeve (18) are arranged at one end, close to the tail gas treatment chamber (1), in the air inlet pipe (2), and a flange (5) is arranged at one end, far away from the tail gas treatment chamber (1), of the air inlet pipe (2); the filter assembly comprises a first ring body (13) and a filter screen (12), the first ring body (13) is in clearance fit with the inner side face of the air inlet pipe (2), the filter screen (12) is fixed inside the first ring body (13), the first ring body (13) is connected with a second ring body (15) through a plurality of connecting rods (14), a flow guide cover (18) is connected in the second ring body (15), and a baffle ring (16) matched with the flow guide cover (18) is arranged on the inner side face of the second ring body (15).

2. The exhaust gas treatment device according to claim 1, wherein the air guide sleeve (18) comprises an inner ring (1802) and an outer ring (1801), the outer ring (1801) is in clearance fit with the inner side surface of the second annular body (15), the inner ring (1802) is a spherical ring, and a plurality of air guide holes (1803) are formed in the surface of the inner ring (1802) along the radial direction of the inner ring.

3. The exhaust gas treatment device according to claim 1, wherein a first flange ring (101) is disposed at each end of the exhaust gas treatment chamber (1), a second flange ring (201) is disposed at one end of the inlet pipe (2) connected to the exhaust gas treatment chamber (1), and a third flange ring (301) is disposed at one end of the outlet pipe (3) connected to the exhaust gas treatment chamber.

4. An exhaust gas treatment device according to claim 3, characterized in that the first flange ring (101) is provided with an annular groove (104) on its end face, the second flange ring (201) is provided with a first annular protrusion (202) on its end face for engaging with the annular groove (104), and the third flange ring (301) is provided with a second annular protrusion (302) on its end face for engaging with the annular groove (104).

5. An exhaust gas treatment device according to claim 1 or 4, wherein the locking device (4) comprises a locking ring (401), the inner side of the locking ring (401) is provided with a sealing groove (402), the locking ring (401) is provided with an opening, two locking portions (403) are arranged at the opening of the locking ring (401), and the two locking portions (403) are connected through a bolt assembly (404).

6. An exhaust gas treatment device according to claim 1, wherein the inner wall of the exhaust gas treatment chamber (1) near one end of the inlet pipe (2) is provided with a plurality of grooves (102) along the axial direction thereof, and the outer surface of the adsorption cylinder (19) is provided with a plurality of ribs (20) along the axial direction thereof, wherein the ribs are matched with the grooves (102).

7. The exhaust gas treatment device according to claim 1, wherein the first ring (103) is provided with a plurality of first mounting holes (105), and the second ring (6) is provided with a plurality of second mounting holes (601) matching with the first mounting holes (105).

8. An exhaust gas treatment device according to claim 7, characterized in that the vanes (11) are in the shape of blades.