CN214635392U

CN214635392U - Desulphurization device with good desulphurization effect

Info

Publication number: CN214635392U
Application number: CN202120549565.0U
Authority: CN
Inventors: 高旭东; 岳自瑞; 韩有林; 张刚
Original assignee: Turpan Tianshan Cement Co ltd
Current assignee: Turpan Tianshan Cement Co ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2021-11-09
Anticipated expiration: 2031-03-17

Abstract

The utility model discloses a desulphurization unit that desulfurization effect is good relates to desulfurization technical field. The utility model discloses a rotary kiln and cyclone, the active raw meal powder that contains CaO has been placed to the inside of rotary kiln, and first pipeline is installed to the one end of rotary kiln, and the fixed intercommunication in a side of rotary kiln has the admission line, and the ring flange has all been welded with the one end of admission line to first pipeline, and the inside threaded connection of one of them ring flange has the bolt. The utility model discloses a start-up fan can blow exhaust sulfurous gas back to cyclone again through muffler and exhaust duct with the flue gas that contains CaO and react once more to this can be through reacting many times to sulfurous gas and can accomplish many times sulphur removal effectively, makes the combustion gas sulphur content of combustion gas be as little as possible in the waste gas, with this effect that can accomplish the environmental protection.

Description

Desulphurization device with good desulphurization effect

Technical Field

The utility model belongs to the technical field of the desulfurization, especially, relate to a desulphurization unit that desulfurization effect is good.

Background

Industrial waste gas, which is a generic term for various pollutant-containing gases discharged into the air during the combustion and production processes of fuels in plant areas of enterprises, includes: carbon dioxide, carbon disulfide, hydrogen sulfide, fluoride, nitrogen oxide, chlorine, hydrogen chloride, carbon monoxide, lead mercury sulfate (fog), beryllium compound, smoke dust and productive dust are discharged into the atmosphere and can pollute the air, and the substances enter the human body through respiratory tracts in different ways, wherein some substances directly cause harm, some substances also have an accumulation effect and can seriously harm the health of people.

Common industrial waste gases include sulfur dioxide, which is the most common, simplest, irritating sulfur oxide, of the formula SO₂The existing sulfur dioxide treatment mode is generally to lead the sulfur dioxide to water for simple treatment, and the sulfur dioxide is not repeatedly treated, so that the sulfur dioxide content in the waste gas discharged by the industry is higher, and the environment is seriously polluted.

In order to solve the problems, the utility model provides a desulphurization device with good desulphurization effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a desulphurization unit that desulfurization effect is good, solve current sulfur dioxide treatment mode and generally lead to it to the aquatic and do simple processing, owing to do not carry out the repetitive processing to sulfur dioxide, lead to sulfur dioxide content on the high side in the industrial exhaust's waste gas, seriously polluted the problem of environment.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme:

the utility model relates to a desulphurization device with good desulphurization effect, which comprises a rotary kiln and a cyclone dust collector, active raw meal powder containing CaO is placed in the rotary kiln, a first pipeline is installed at one end of the rotary kiln, an air inlet pipeline is fixedly communicated with one side surface of the rotary kiln, flange plates are welded at one ends of the first pipeline and the air inlet pipeline, a bolt is connected with the inner thread of one flange plate and is in threaded connection with the other flange plate, a second pipeline is fixedly communicated with the lower end of the air inlet pipeline, the cyclone dust collector is installed at one side of the rotary kiln through a bracket, an exhaust pipeline is fixedly communicated with the upper end of the cyclone dust collector, an air return pipe is fixedly communicated with the upper surface of the air inlet pipeline, a first valve is installed on the surface of the air return pipe, a second valve is installed at one end of the surface of the exhaust pipeline, a third valve is installed at the other end of the surface of the exhaust pipeline, the upper end of the cyclone dust collector is provided with an air return mechanism.

Further, the mechanism of returning the air includes the fan, the fan is installed to cyclone's upper end, the end and the air intercommunication of induced drafting of fan, the fixed intercommunication of the end of blowing of fan has air pipe, air pipe's upper end and the fixed intercommunication of exhaust duct, can blow back exhaust sulfurous gas through muffler and exhaust duct again during the use with the flue gas that contains CaO and react again, can accomplish many times through reacting to sulfurous gas many times with this and remove sulphur effectively, make the combustion gas sulphur content as little as possible in the waste gas, with this effect that can accomplish the environmental protection.

Furthermore, four supports at the lower end of the cyclone dust collector are arranged and evenly distributed on the periphery of the surface at the lower end of the cyclone dust collector, and the cyclone dust collector can be placed on the bottom surface more stably through the four supports.

Furthermore, the lower end of the support is fixedly connected with an anti-slip rubber pad, and an anti-slip effect can be achieved through the anti-slip rubber pad.

Furthermore, a connecting column is welded on the other side face of the cyclone dust collector, a limiting ring is welded at one end of the connecting column, the limiting ring is sleeved on the exhaust pipeline and welded with the exhaust pipeline, and the exhaust pipeline can be more firmly installed on the cyclone dust collector through the limiting ring and the connecting column.

The utility model discloses following beneficial effect has:

the utility model discloses a close first valve and third valve, the active CaO gas that the rotary kiln produced enters into cyclone through first pipeline and admission line in, contains during sour gas enters into cyclone through second pipeline and admission line, contains active CaO's gas and contains SO₂The gas generated by the reaction in the cyclone dust collector generates high-stability calcium sulfate and is discharged from the lower end of the cyclone dust collector, the third valve can be opened regularly during the working process to extract gas to detect whether the sulfur content in the gas reaches the standard or not, the gas is discharged after reaching the standard, the first valve can be opened after failing to reach the standard, the discharged sulfur-containing gas can be blown back to the cyclone dust collector again through the air return pipe and the exhaust pipeline to react with the smoke containing CaO again by starting the fan, therefore, the sulfur removal can be effectively carried out for many times by reacting the sulfur-containing gas for many times, the sulfur content of the gas discharged from the waste gas is reduced as much as possible, and the effect of protecting the environment can be achieved.

Of course, it is not necessary for any particular product 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 these drawings without creative efforts.

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

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

FIG. 3 is a schematic top view of the connecting column and the retaining ring.

In the drawings, the components represented by the respective reference numerals are listed below: 1. a rotary kiln; 2. a first conduit; 3. a second conduit; 4. a cyclone dust collector; 5. a first valve; 6. an air return pipe; 7. a second valve; 8. an exhaust duct; 9. a ventilation duct; 10. a fan; 11. connecting columns; 12. a limiting ring; 13. a third valve; 14. a flange plate; 15. an air intake duct; 16. and (4) bolts.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-3, the utility model relates to a desulfurization device with good desulfurization effect, which comprises a rotary kiln 1 and a cyclone dust collector 4, wherein active raw meal powder containing CaO is placed in the rotary kiln 1, a first pipeline 2 is installed at one end of the rotary kiln 1, an air inlet pipeline 15 is fixedly communicated with one side surface of the rotary kiln 1, flanges 14 are welded at the first pipeline 2 and one end of the air inlet pipeline 15, a bolt 16 is connected with the internal thread of one flange 14, the bolt 16 is connected with the other flange 14 by thread, a second pipeline 3 is fixedly communicated with the lower end of the air inlet pipeline 15, the cyclone dust collector 4 is installed at one side of the rotary kiln 1 by a support, an exhaust pipeline 8 is fixedly communicated with the upper end of the cyclone dust collector 4, an air return pipe 6 is fixedly communicated with the upper end of the exhaust pipeline 8, and the lower end of the air return pipe 6 is fixedly communicated with the upper surface of the air inlet pipeline 15, the surface of the air return pipe 6 is provided with a first valve 5, one end of the surface of the exhaust pipeline 8 is provided with a second valve 7, the other end of the surface of the exhaust pipeline 8 is provided with a third valve 13, and the upper end of the cyclone dust collector 4 is provided with an air return mechanism.

Preferably, the return air mechanism includes fan 10, fan 10 is installed to cyclone 4's upper end, the end and the air intercommunication of induced drafting of fan 10, the fixed intercommunication of blowing end of fan 10 has air pipe 9, air pipe 9's upper end and the fixed intercommunication of exhaust duct 8, can blow back exhaust sulfurous gas to cyclone 4 through muffler 6 and exhaust duct 8 again and react with the flue gas that contains CaO through starting fan 10 during the use, can accomplish many times of sulphur removal through reacting to sulfurous gas many times with this effectively, make the combustion gas sulfur content of combustion gas in the waste gas as little as possible, with this effect that can accomplish the environmental protection.

Preferably, four supports are arranged at the lower end of the cyclone dust collector 4 and are uniformly distributed on the periphery of the surface of the lower end of the cyclone dust collector 4, and the cyclone dust collector 4 can be placed on the bottom surface more stably through the four supports.

Preferably, the lower end of the support is fixedly connected with an anti-slip rubber pad, and an anti-slip effect can be achieved through the anti-slip rubber pad.

Preferably, a connecting column 11 is welded on the other side surface of the cyclone dust collector 4, a limiting ring 12 is welded at one end of the connecting column 11, the limiting ring 12 is sleeved on the exhaust pipeline 8 and welded with the exhaust pipeline 8, and the exhaust pipeline 8 can be more firmly installed on the cyclone dust collector 4 through the limiting ring 12 and the connecting column 11.

As shown in fig. 1-3, in the present invention, preferably, the type of the cyclone 4 is CLT, and this embodiment is a method for using a desulfurization apparatus with good desulfurization effect: by closing the first valve 5 and the third valve 13, the active CaO gas generated by the rotary kiln 1 enters the cyclone 4 through the first pipe 2 and the gas inlet pipe 15, the sulfur-containing gas enters the cyclone 4 through the second pipe 3 and the gas inlet pipe 15, and the active CaO-containing gas and the SO-containing gas₂The gas in the cyclone dust collector 4 reacts to generate high-stability calcium sulfate and is discharged from the lower end of the cyclone dust collector 4, and the third valve 13 can be opened at regular time to extract gas for detection in the working processWhether the sulfur content in the gas reaches the standard or not, the gas is discharged after reaching the standard, the first valve 5 can be opened when the sulfur content in the gas does not reach the standard, and the discharged sulfur-containing gas can be blown back to the cyclone dust collector 4 again through the air return pipe 6 and the exhaust pipeline 8 to react with the smoke containing CaO again by starting the fan 10.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 present invention disclosed above are intended only to help illustrate the present invention. 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 its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an effectual desulphurization unit of desulfurization, includes rotary kiln (1) and cyclone (4), its characterized in that: the active raw material powder containing CaO is placed in the rotary kiln (1), a first pipeline (2) is installed at one end of the rotary kiln (1), an air inlet pipeline (15) is fixedly communicated with one side face of the rotary kiln (1), flange plates (14) are welded at one ends of the first pipeline (2) and the air inlet pipeline (15), a bolt (16) is connected to the inner thread of one flange plate (14), the bolt (16) is in threaded connection with the other flange plate (14), a second pipeline (3) is fixedly communicated with the lower end of the air inlet pipeline (15), a cyclone dust collector (4) is installed on one side of the rotary kiln (1) through a support, an exhaust pipeline (8) is fixedly communicated with the upper end of the cyclone dust collector (4), an air return pipe (6) is fixedly communicated with the upper end of the exhaust pipeline (8), the lower end of the air return pipe (6) is fixedly communicated with the upper surface of the air inlet pipeline (15), the surface mounting of muffler (6) has first valve (5), and second valve (7) are installed to the surperficial one end of exhaust duct (8), and third valve (13) are installed to the surperficial other end of exhaust duct (8), and the upper end of cyclone (4) is provided with the return-air mechanism.

2. The desulfurization device with good desulfurization effect as claimed in claim 1, characterized in that the air return mechanism comprises a fan (10), the fan (10) is installed at the upper end of the cyclone (4), the air suction end of the fan (10) is communicated with air, the air blowing end of the fan (10) is fixedly communicated with an air duct (9), and the upper end of the air duct (9) is fixedly communicated with the exhaust duct (8).

3. A desulfurizing device with high desulfurizing effect according to claim 1, characterized in that four supports are arranged at the lower end of the cyclone (4) and are uniformly distributed on the periphery of the surface of the lower end of the cyclone (4).

4. The desulfurizing device with a good desulfurizing effect according to claim 3, wherein the lower ends of the brackets are fixedly connected with antiskid rubber pads.

5. The desulfurizing device with a good desulfurizing effect according to claim 1, characterized in that a connecting column (11) is welded on the other side surface of the cyclone dust collector (4), a limiting ring (12) is welded on one end of the connecting column (11), and the limiting ring (12) is sleeved on the exhaust pipeline (8) and is welded with the exhaust pipeline (8).