CN215842133U - Dust and asphalt flue gas collecting and purifying device - Google Patents

Abstract

A dust and asphalt smoke collecting and purifying device relates to a collecting and purifying device, which comprises a shell, a back-blowing cloth bag dust remover, a bracket and a gas collecting hood, wherein the gas collecting hood is arranged at the upper part of a mixing and kneading device, a bent pipe and a pipeline are sequentially connected between the gas collecting hood and an inlet pipeline of a high-speed induced draft fan, an air supply pipeline is connected between an outlet pipeline of the high-speed induced draft fan and an inlet of the back-blowing cloth bag dust remover, the back-blowing cloth bag dust remover is fixed at one side of the inside of the shell, the shell is fixed on the bracket at the lower part, an inlet and an outlet are correspondingly arranged on the upper surface and the bottom surface of one side in the shell, a filter screen which divides the shell into a left cavity and a right cavity is arranged between the inlet and the outlet, two filter screens are arranged at the left and the right at intervals, the front edge and the rear edge of each filter screen are fixed on the front inner wall and the rear inner wall of the shell, active carbon is filled between the two filter screens, and a drain port is arranged at the upper part of the right side of the shell; the utility model has simple structure, convenient use, multi-stage filtration and good purification effect.

Description

Dust and asphalt flue gas collecting and purifying device

Technical Field

The utility model relates to a collecting and purifying device, in particular to a dust and asphalt flue gas collecting and purifying device.

Background

Petroleum coke, coal tar pitch, coal, electricity and other raw materials are known as upstream products in the carbon industry, and pitch flue gas is a main bulk product in the production of the carbon industry; the asphalt flue gas is aerosol and steam generated by heating asphalt and combusting asphalt-containing substances, and volatile matters in the asphalt flue gas are discharged into the atmosphere and become one of the atmospheric pollutants; asphalt smoke is generated in the mixing, kneading and cooling processes of the paste, and the asphalt smoke is a toxic gas with pungent smell and needs to be purified; because the asphalt has no fixed melting point and is solid at normal temperature and normal pressure, the asphalt is produced for a long time, and a large amount of solid asphalt can be agglomerated in the asphalt flue gas dust removal pipeline, so that the dust removal pipeline can be blocked, and the efficient collection of the asphalt flue gas is influenced. And dust produced in the production process affects the health of workers, so that the environmental protection is not up to standard.

Disclosure of Invention

In order to overcome the defects in the background art, the utility model discloses a dust and asphalt flue gas collecting and purifying device.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a dust and pitch flue gas collection purifier, which comprises a housin, the blowback sack cleaner, support and gas collecting channel, the gas collecting channel sets up the upper portion at the thoughtlessly hold between the fingers equipment, return bend and pipeline have connected gradually between gas collecting channel and the high-speed draught fan inlet pipeline, be connected with the supply-air duct between the export pipeline of high-speed draught fan and the import of blowback sack cleaner, the inside one side at the casing is fixed to the blowback sack cleaner, the casing is fixed on the support of lower part, be equipped with the entry with the bottom surface is corresponding above one side in the casing, the discharge port, at the entry, be equipped with the filter screen that separates the casing for two cavitys about between the discharge port, the interval sets up two about the filter screen, the front and back edge of filter screen is all fixed on the front and back inner wall of casing, it has the active carbon to fill between two filter screens, the upper portion that is located the casing right side is equipped with the evacuation mouth.

The dust and asphalt smoke collecting and purifying device is provided with an ash discharging port at the bottom of the back-blowing bag-type dust remover.

The dust and asphalt flue gas collecting and purifying device is characterized in that the pipeline is a circular pipeline and comprises an upper half ring pipe, a lower half ring pipe and an adsorption resin filter layer, inner steps on two sides of the bottom surface of the upper half ring pipe are arranged on outer steps on two sides of the upper surface of the lower half ring pipe in a sliding mode, and the adsorption resin filter layer is horizontally inserted into the lower half ring pipe along the length direction of the lower half ring pipe.

The dust and asphalt smoke collecting and purifying device is characterized in that a back-blowing device is arranged above a cloth bag of the back-blowing cloth bag dust remover.

Dust and pitch flue gas collection purifier, all install the stopper on discharge port and entry.

Due to the adoption of the technical scheme, the utility model has the following beneficial effects:

according to the dust and asphalt flue gas collecting and purifying device, the filter screen is arranged in the shell, the filter screen is filled with the activated carbon, when the activated carbon needs to be replaced, the activated carbon is discharged by opening the plug on the discharge port, and new activated carbon is poured into the device from the inlet, so that the operation is convenient; the elbow and the pipeline are sequentially connected between the gas collecting hood and the inlet pipeline of the high-speed induced draft fan, the pipeline is split, so that the installation and the disassembly are convenient, and the adsorption resin filter layer is inserted in the pipeline, so that tar smoke and smoke particles are effectively adsorbed, and the pipeline is prevented from being blocked; the utility model has simple structure, convenient use, multi-stage filtration and good purification effect.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic view of the structure of the pipe of the present invention.

In the figure: 1. emptying the air; 2. a back flushing device; 3. activated carbon; 4. a housing; 5. back-blowing the bag-type dust collector; 6. a discharge port; 7. a support; 8. an ash discharge port; 9. a gas-collecting hood; 10. bending the pipe; 11. a pipeline; 12. a high-speed induced draft fan; 13. an air supply duct; 14. an inlet; 15. an adsorption resin filter layer; 16. a lower half ring pipe; 17. an outer step; 18. the upper half of the ring pipe.

Detailed Description

The present invention will be explained in detail by the following examples, which are disclosed for the purpose of protecting all technical improvements within the scope of the present invention.

The dust and asphalt smoke collecting and purifying device described by combining the attached figure 1-2 comprises a shell 4, a back-blowing cloth bag dust remover 5, a support 7 and a gas collecting hood 9, wherein the gas collecting hood 9 is arranged at the upper part of the mixing and kneading equipment, a bent pipe 10 and a pipeline 11 are sequentially connected between the gas collecting hood 9 and an inlet pipeline of a high-speed draught fan 12, an air supply pipeline 13 is connected between an outlet pipeline of the high-speed draught fan 12 and an inlet of the back-blowing cloth bag dust remover 5, the back-blowing cloth bag dust remover 5 is fixed at one side inside the shell 4, the shell 4 is fixed on the support 7 at the lower part, an inlet 14 and an outlet 6 are correspondingly arranged on one side and the bottom surface in the shell 4, filter screens for dividing the shell 4 into a left cavity and a right cavity are arranged between the inlet 14 and the outlet 6, the left filter screens and the right are arranged at intervals, the front and rear edges of the filter screens are both fixed on the front and rear inner walls of the shell 4, and activated carbon 3 is filled between the two filter screens, the upper part of the right side of the shell 4 is provided with a drain port 1.

The dust and asphalt smoke collecting and purifying device is provided with an ash discharging port 8 at the bottom of the back-blowing bag-type dust collector 5.

The dust and asphalt flue gas collecting and purifying device is characterized in that a pipeline 11 is a circular pipeline and comprises an upper half ring pipe 18, a lower half ring pipe 16 and an adsorption resin filter layer 15, inner steps on two sides of the bottom surface of the upper half ring pipe 18 are arranged on outer steps 17 on two sides of the upper surface of the lower half ring pipe 16 in a sliding mode, and the adsorption resin filter layer 15 is horizontally inserted into the lower half ring pipe 16 along the length direction of the lower half ring pipe.

The dust and asphalt smoke collecting and purifying device is characterized in that a back-blowing device 2 is arranged above a cloth bag of a back-blowing cloth bag dust remover 5.

The dust and asphalt flue gas collecting and purifying device is provided with plugs on the discharge port 6 and the inlet 4.

When the dust and asphalt flue gas collecting and purifying device is implemented, a high-speed induced draft fan 12 is started to send dust and asphalt flue gas on kneading equipment into a bent pipe 10 and a pipeline 11 through a gas collecting hood 9, the pipeline 11 is a straight pipeline, an adsorption resin filter layer 15 is inserted in a lower semi-ring pipe 16, particulate matter etc. adsorbs the filtration in the pitch flue gas, prevent that the phenomenon of using the pipeline jam for a long time from appearing, first ring canal 18 of pipeline 11, one end is fixed in return bend 10 behind the 16 lock of second ring canal, the other end is fixed with the inlet pipeline of high-speed draught fan 12, flue gas after the first filtration passes through supply air duct 13 and gets into filtration in the blowback sack cleaner 5, the particulate matter after the filtration is discharged through ash discharge opening 8, gaseous 3 secondary filter through the active carbon, get into the right side cavity of casing 4, clean gas is and discharge through evacuation mouth 1. When the activated carbon 3 needs to be replaced, the activated carbon 3 can be poured into the container again from the inlet 14 only by opening the plug on the discharge port 6 for discharge, and the operation is convenient.

The present invention is not described in detail in the prior art.

The embodiments selected for the purpose of disclosing the utility model, are presently considered to be suitable, it being understood, however, that the utility model is intended to cover all variations and modifications of the embodiments falling within the scope of the inventive concept and the utility model.

Claims (5)

1. The utility model provides a dust and pitch flue gas collection purifier, includes casing, blowback sack cleaner, support and gas collecting hood, characterized by: the gas collecting channel sets up the upper portion at the thoughtlessly hold between the fingers equipment, return bend and pipeline have connected gradually between gas collecting channel and the high-speed draught fan inlet pipeline, be connected with the supply-air duct between the export pipeline of high-speed draught fan and the import of blowback sack cleaner, blowback sack cleaner is fixed in inside one side of casing, the casing is fixed on the support of lower part, the corresponding entry that is equipped with in one side in the casing and bottom surface, the discharge port, at the entry, be equipped with the filter screen that separates the casing for two cavitys about, the interval sets up two about the filter screen, the front and back edge of filter screen is all fixed on the front and back inner wall of casing, it has the active carbon to fill between two filter screens, the upper portion that is located the casing right side is equipped with the evacuation mouth.

2. The dust and asphalt flue gas collecting and purifying device according to claim 1, which is characterized in that: the bottom of the back-blowing bag-type dust collector is provided with an ash discharge port.

3. The dust and asphalt flue gas collecting and purifying device according to claim 1, which is characterized in that: the pipeline is circular, and it includes half ring canal, half ring canal and adsorption resin filter layer on the first half, and the interior step of half ring canal bottom surface both sides slides and sets up on the outer step of half ring canal above both sides on the second half, and it has the adsorption resin filter layer to insert along its length direction level in the half ring canal down.

4. The dust and asphalt flue gas collecting and purifying device according to claim 1, which is characterized in that: a back-blowing device is arranged above the cloth bag of the back-blowing cloth bag dust remover.

5. The dust and asphalt flue gas collecting and purifying device according to claim 1, which is characterized in that: plugs are mounted on both the discharge port and the inlet port.

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