CN211864399U - Device for removing dust from waste gas - Google Patents

Abstract

The utility model discloses a device for removing dust from waste gas, which comprises a primary multiple dust filtering cylinder and a secondary dust chamber, wherein the top of the primary multiple dust filtering cylinder is provided with an air inlet channel, the inside of the primary multiple dust filtering cylinder is provided with multiple stages of dust filtering cloth with the number of the dust filtering cloth increasing from top to bottom, the lower end part of the primary multiple dust filtering cylinder close to the lower end part is provided with an observation window, the primary multiple dust filtering cylinder is communicated with one side of the secondary dust chamber through a guide pipe, the other side of the secondary dust chamber is provided with an exhaust pipe, the top of the secondary dust chamber is provided with a controller, the device for removing dust from waste gas filters out larger dust particles, middle and small dust particles, small dust particles and micro dust particles in the waste gas in sequence through multi-layer filtering of the waste gas, can ensure the quality of dust filtering, and simultaneously avoid blocking meshes of the dust filtering cloth, meanwhile, the condensed dust mass is quickly and efficiently discharged through the secondary dust removal chamber.

Description

Device for removing dust from waste gas

Technical Field

The utility model relates to a waste gas treatment field specifically is a device for removing dust to waste gas.

Background

Human beings generate a lot of waste gases in the production and living processes, especially in chemical plants, steel plants, pharmaceutical plants, coking plants and oil refineries, which severely pollute the environment and affect human health, and therefore, the waste gases need to be treated before being discharged into the air.

Waste gas generally comprises various dust and harmful gas, in the exhaust-gas treatment process, the dust can influence the quality and the efficiency that harmful gas handled, consequently need remove dust to waste gas and carry out the harmful gas processing again, and the current waste gas dust collecting equipment kind on the existing market all has extensive application such as sack cleaner, pulse dust collector, everywhere is visible, nevertheless because the particle size difference of dust is great in the waste gas, consequently when dust removal processing, the problem that the too big dust granule of dust granule blocks up the dust remover, the dust granule undersize is difficult to reach the dust removal effect of preferred often can appear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device for removing dust to waste gas to solve and to provide in the above-mentioned background art because the granule size difference of dust is great in the waste gas, when dust removal processing, the problem that the too big dust removal effect that blocks up dust remover, dust granule undersize of dust granule are difficult to reach the preferred appears easily.

The technical scheme of the utility model is realized like this: a device for removing dust from waste gas comprises a primary multiple dust filtering cylinder and a secondary dust removing chamber, wherein an air inlet channel is arranged at the top of the primary multiple dust filtering cylinder, the inside of the first-stage multiple dust filtering cylinder is provided with a plurality of stages of dust filtering cloth with the number increasing from top to bottom, an observation window is arranged at the lower end part of the first-stage multiple dust filtering cylinder, the first-stage multiple dust filtering cylinder is communicated with one side of the second-stage dust removing chamber through a guide pipe, the other side of the secondary dust chamber is provided with an exhaust pipe, the top of the secondary dust chamber is provided with a controller, two atomizers are respectively arranged on two sides of the controller, the atomizers are arranged on a water supply pipe, an electromagnetic valve is arranged between the atomizers and the water supply pipe, the controller is connected with a vibration exciter in the secondary dust removal chamber, and a discharge pipe is arranged at the bottom of the secondary dust removal chamber.

Preferably, the primary multiple dust filtering cylinder is welded with the air inlet channel, the observation window is hermetically nested in the primary multiple dust filtering cylinder through a rubber ring, and the observation window is made of corrosion-resistant glass.

Preferably, the one-level multiple dust filtering cylinder and the lower part of the second-level dust chamber are fixed on the ground through support frames, the one-level multiple dust filtering cylinder is connected with the support frames in a welded mode, and the second-level dust chamber is connected with the support frames in a welded mode.

Preferably, the communication point of the draft tube and the first-stage multiple dust filtering cylinder is arranged below the multi-stage dust filtering cloth.

Preferably, the multistage dust filtering cloth consists of four pieces of dust filtering cloth, and the mesh number of the four pieces of dust filtering cloth is 200 meshes, 240 meshes, 300 meshes and 400 meshes from top to bottom in sequence.

Preferably, the atomizer is hermetically connected with the water supply pipe, and the water supply pipe is fixedly connected with the electromagnetic valve.

Preferably, the controller comprises a distribution box and an electric plug, the controller is electrically connected with the electromagnetic valve, and the controller is electrically connected with the vibration exciter.

Preferably, the secondary dust chamber is connected with the discharge pipe in a welding mode.

By adopting the technical scheme, the beneficial effects of the utility model are that:

this kind of a device for removing dust to waste gas, through the multiple-layer filtering to waste gas, filter away great dust particle, middle and small dust particle, small-size dust particle and miniature dust particle in the waste gas in proper order, can guarantee the filterable quality of dust, avoid blockking up the mesh of filter cloth simultaneously, through the second grade clean room, make the dust group of coacervate quick, the efficient falls to the ground, discharges away.

Drawings

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

Fig. 1 is a front view of the present invention;

fig. 2 is a sectional view of the one-level multiple dust filter of the present invention.

Wherein: 1. a first-stage multiple dust filtering cylinder; 2. an air inlet channel; 3. an observation window; 4. a support frame; 5. a flow guide pipe; 6. a secondary dust chamber; 7. a discharge pipe; 8. a controller; 9. an exhaust pipe; 10. a water supply pipe; 11. an electromagnetic valve; 12. an atomizer; 13. a vibration exciter; 14. multistage dust cloth that strains.

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 efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, a device for removing dust from exhaust gas, including a first-stage multiple dust filtering cylinder 1 and a second-stage dust removing chamber 6, an air inlet 2 is provided at the top of the first-stage multiple dust filtering cylinder 1, a plurality of stages of dust filtering cloth 14 whose number increases from top to bottom are provided inside the first-stage multiple dust filtering cylinder 1, an observation window 3 is provided at a position close to the lower end of the first-stage multiple dust filtering cylinder 1, the first-stage multiple dust filtering cylinder 1 is communicated with one side of the second-stage dust removing chamber 6 through a flow guide pipe 5, an exhaust pipe 9 is installed at the other side of the second-stage dust removing chamber 6, a controller 8 is provided at the top of the second-stage dust removing chamber 6, two atomizers 12 are respectively provided at two sides of the controller 8, the atomizers 12 are installed on a water supply pipe 10, an electromagnetic valve 11 is provided between the atomizers 12 and the water supply pipe 10.

Concretely, the multiple dust filter 1 of one-level is connected with 2 welded connections of intake duct, and observation window 3 passes through the sealed nestification of rubber circle in the multiple dust filter 1 of one-level, and observation window 3 is corrosion resistant glass, sets up the dust removal situation that the user of being convenient for observed the inside multistage dust cloth 14 of the multiple dust filter 1 of one-level through observation window 3 like this to in time change multistage dust cloth 14, guarantee the effect that the one-level was strained the dirt.

Specifically, the below of one-level multiple dust filtering cylinder 1, second grade clean room 6 all is fixed in subaerially through support frame 4, and one-level multiple dust filtering cylinder 1 and support frame 4 welded connection, second grade clean room 6 and support frame 4 welded connection set up like this and are convenient for through support frame 4 fixed bearing one-level multiple dust filtering cylinder 1 and second grade clean room 6 to adjust the height of one-level multiple dust filtering cylinder 1 and second grade clean room 6, in order to adapt to different topography.

Specifically, the connection point between the flow guide pipe 5 and the one-level multiple dust filter 1 is arranged below the multi-level dust filter cloth 14, so that the multi-level dust filter cloth 14 can completely remove dust from the waste gas and then the waste gas is discharged through the flow guide pipe 5.

Specifically, the multistage dust filtration cloth 14 is composed of four pieces of dust filtration cloth, the mesh number of the four pieces of dust filtration cloth is 200 meshes, 240 meshes, 300 meshes and 400 meshes from top to bottom, and thus the multistage dust filtration cloth 14 can be used for carrying out dust removal treatment on dust with different particle sizes.

Specifically, atomizer 12 and delivery pipe 10 sealing connection, delivery pipe 10 and solenoid valve 11 fixed connection, controller 8 control solenoid valve 11 opens, and the water that is provided by delivery pipe 10 sprays out after atomizer 12 atomizes, pressurizes, sprays water smoke to the waste gas in the second grade clean room 6 to the minimum dust particle in the waste gas condenses.

Specifically, controller 8 contains the block terminal and connects the electric plug, and controller 8 is connected with solenoid valve 11 electricity, and controller 8 is connected with vibration exciter 13 electricity, and controller 8 can supply power for vibration exciter 13 to control vibration exciter 13 vibration, thereby the vibration air improves the collision efficiency of the interior dust group of air, makes the dust group agglomerate rapidly, and drops because weight increases.

Specifically, second grade clean room 6 and row material pipe 7 welded connection set up like this and are convenient for discharge away the dust group of the condensation that drops in second grade clean room 6 through arranging material pipe 7.

The working principle is as follows: a water supply pipe 10 is connected to a water supply network, waste gas to be dedusted is fed into a first-stage multiple dust filtering cylinder 1 through an air inlet 2, a multistage dust filtering cloth 14 which is arranged in the first-stage multiple dust filtering cylinder 1 and has the number increasing from top to bottom can filter out larger dust particles, medium and small dust particles, small dust particles and micro dust particles in the waste gas in sequence, the dust filtering quality can be ensured, meanwhile, meshes of the multistage dust filtering cloth 14 are prevented from being blocked, the dust filtering operation is ensured to be continuously and long-term, the waste gas filtered by the multistage dust filtering cloth 14 is guided into a second-stage dust removing chamber 6 through a guide pipe 5, a controller 8 controls an electromagnetic valve 11 to be opened, water provided by the water supply pipe 10 is atomized and sprayed out after being pressurized through an atomizer 12, water mist is sprayed to the waste gas in the second-stage dust removing chamber 6, so that the tiny dust particles in the waste gas are condensed, and the vibration 13 vibrates the air, so that the condensed dust mass falls to the ground quickly and efficiently and is discharged by the discharge pipe 7, and the waste gas after the secondary dust removal treatment is discharged by the exhaust pipe 9 for the next waste gas treatment operation.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. An apparatus for dedusting exhaust gas, comprising: one-level multiple dust filtering cylinder (1) and second grade clean room (6), one-level multiple dust filtering cylinder (1) top is provided with intake duct (2), the inside of one-level multiple dust filtering cylinder (1) is provided with multistage dust filtering cloth (14) that the number of mesh increases from the top down in proper order, the tip is provided with observation window (3) under being close to of one-level multiple dust filtering cylinder (1), one-level multiple dust filtering cylinder (1) through honeycomb duct (5) with one side of second grade clean room (6) is linked together, blast pipe (9) are installed to the opposite side of second grade clean room (6), the top of second grade clean room (6) is provided with controller (8), controller (8) both sides respectively are provided with an atomizer (12), atomizer (12) are installed on delivery pipe (10), atomizer (12) with between delivery pipe (10) be provided with electromagnetic valve (11), the controller (8) is connected with a vibration exciter (13) in the secondary dust chamber (6), and a discharge pipe (7) is arranged at the bottom of the secondary dust chamber (6).

2. An apparatus for dedusting exhaust gas as set forth in claim 1, wherein: the one-level multiple dust filtering cylinder (1) is connected with the air inlet channel (2) in a welding mode, the observation window (3) is embedded in the one-level multiple dust filtering cylinder (1) in a sealing mode through a rubber ring, and the observation window (3) is made of anti-corrosion glass.

3. An apparatus for dedusting exhaust gas as set forth in claim 1, wherein: the dust filter comprises a first-level multiple dust filtering cylinder (1), a second-level dust removing chamber (6) and a support frame (4), wherein the lower portion of the first-level multiple dust filtering cylinder (1) is fixed on the ground through the support frame (4), the first-level multiple dust filtering cylinder (1) is connected with the support frame (4) in a welding mode, and the second-level dust removing chamber (6) is connected with the support frame (4) in a welding mode.

4. An apparatus for dedusting exhaust gas as set forth in claim 1, wherein: the communication point of the draft tube (5) and the one-level multi-dust filtering cylinder (1) is arranged below the multi-level dust filtering cloth (14).

5. An apparatus for dedusting exhaust gas as set forth in claim 1, wherein: the multi-stage dust filtering cloth (14) consists of four pieces of dust filtering cloth, and the mesh number of the four pieces of dust filtering cloth is 200 meshes, 240 meshes, 300 meshes and 400 meshes from top to bottom in sequence.

6. An apparatus for dedusting exhaust gas as set forth in claim 1, wherein: the atomizer (12) is connected with the water supply pipe (10) in a sealing mode, and the water supply pipe (10) is fixedly connected with the electromagnetic valve (11).

7. An apparatus for dedusting exhaust gas as set forth in claim 1, wherein: the controller (8) contains the block terminal and connects electric plug, the controller (8) with solenoid valve (11) electricity is connected, controller (8) with vibration exciter (13) electricity is connected.

8. An apparatus for dedusting exhaust gas as set forth in claim 1, wherein: and the secondary dust removing chamber (6) is connected with the discharge pipe (7) in a welding manner.

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