CN219429737U

CN219429737U - Desulfurization dust collecting equipment independent of outside of desulfurizing tower

Info

Publication number: CN219429737U
Application number: CN202223539150.9U
Authority: CN
Inventors: 郝建军
Original assignee: Henan Jungong Huayun Environmental Protection Technology Co ltd
Current assignee: Henan Jungong Huayun Environmental Protection Technology Co ltd
Priority date: 2022-02-08
Filing date: 2022-12-29
Publication date: 2023-07-28
Anticipated expiration: 2032-12-29

Abstract

The utility model discloses desulfurization dust-removing equipment independent of a desulfurization tower, which comprises an aeration bin group, a purification reaction bin group, a lime bin and a catalytic dosing mechanism, wherein the bottoms of the aeration bin group and the purification reaction bin group are provided with a multipurpose main pipe, the multipurpose main pipe is communicated with the bottoms of the aeration bin group and the purification reaction bin group, the aeration bin group is in conductive connection with the purification reaction bin group, a circulating pipe is arranged on the desulfurization tower, one end of the circulating pipe is communicated with the desulfurization tower, the other end of the circulating pipe is communicated with the multipurpose main pipe, water in the desulfurization tower flows back to the desulfurization tower after sequentially passing through the aeration bin group and the purification reaction bin group, both ends of the multipurpose main pipe outwards extend, and one end of the multipurpose main pipe is provided with a filtering mechanism. According to the utility model, the existing double alkali and sodium base are replaced by the lime bin for desulfurization treatment, so that the running cost is reduced, and meanwhile, the catalyst is added into the reaction through the catalytic dosing mechanism, so that the desulfurization treatment efficiency is improved, the problem of scale formation and blockage is solved, and the smoke emission is ensured to reach the ultra-low emission standard.

Description

Desulfurization dust collecting equipment independent of outside of desulfurizing tower

Technical Field

The utility model relates to the technical field of desulfurization and dust removal, in particular to desulfurization and dust removal equipment independent of a desulfurization tower.

Background

In the production process of coal-fired industries such as brick and tile building materials, ceramic building materials, coal-fired boilers and the like, the discharged gas sulfur and smoke dust often need to be treated to reach the emission standard. At present, common desulfurization methods for domestic production enterprises are as follows: the double subtraction, sodium-based method and calcium-based method all have problems and disadvantages to different extents in practical use. The double-subtraction desulfurization is carried out by taking calcium hydroxide and sodium hydroxide as absorbents, and is a defect of double-subtraction desulfurization due to high price of sodium hydroxide and high production cost of enterprises. The sodium-based method is a desulfurization method which is carried out by taking sodium hydroxide as an absorbent, sodium hydroxide and sulfuric acid react to generate sodium sulfate and dissolve in water, the sodium salt content in the desulfurization water is increased, the desulfurization effect is poorer and worse, when the sodium salt content reaches a certain degree, the desulfurization cannot be carried out, the production cost is high, and the normal production of enterprises is influenced. The calcium-based method is a desulfurization method using calcium hydroxide as an absorbent, and the problems of scaling and blocking pipelines and spray heads are solved, so that the method is unacceptable for enterprise headache.

The current industry dust removing method can be said to be a five-in-eight door method, wet electric dust removal belongs to a mature technology, but equipment investment is large, and operation cost is high. In particular, the running cost is a heart disease of the current use enterprises.

Disclosure of Invention

The utility model aims to provide a desulfurization and dust removal device independent of a desulfurization tower, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a desulfurization dust collecting equipment outside independent desulfurizing tower, includes the desulfurizing equipment, the outside of desulfurizing equipment is provided with intelligent sump, intelligent sump includes aeration storehouse group and purification reaction storehouse group, aeration storehouse group and purification reaction storehouse group's bottom is provided with multi-purpose person in charge, be provided with the circulating pipe on the desulfurizing equipment, the circulating pipe effect is in the intelligent sump, aeration storehouse group and purification reaction storehouse group switch on and are connected, the inside water of desulfurizing equipment is in proper order through aeration storehouse group with purification reaction storehouse group back backward flow desulfurizing equipment, the both ends of multi-purpose person in charge all outwards extend, the one end of multi-purpose person in charge is provided with filtering mechanism, and the other end is provided with the circulating pump, the outside of intelligent sump is provided with lime storehouse and catalysis mechanism of dosing, lime storehouse with catalysis mechanism of dosing is used in aeration storehouse group with purification reaction storehouse group respectively.

Further, the catalysis mechanism of dosing includes medicine storage subassembly, administration tube and catalyst jar, medicine storage subassembly is connected the input of administration tube, the administration tube is connected the input of catalyst jar, the catalyst jar intercommunication aeration storehouse group.

Further, the medicine storage component comprises a medicine mixing tank, a weighing unit and a medicine tank, wherein the weighing unit is arranged on the medicine tank, the medicine tank is communicated with the input end of the medicine mixing tank, the medicine mixing tank is communicated with the input end of the medicine feeding pipe, and a screw conveyer is arranged at the output end of the medicine tank and the output end of the lime bin.

Further, the inside of mixing the medicine jar is provided with the agitator, be provided with the delivery pipe on the mixing the medicine jar.

Further, a central control machine room is arranged on the purification reaction bin group.

Further, the filter mechanism comprises a plate-and-frame filter press and a backwater groove, wherein the plate-and-frame filter press is arranged at one end of the multipurpose main pipe, and the backwater groove is communicated with the output ends of filtered water at the bottoms of two sides of the plate-and-frame filter press.

Furthermore, a circulating pump is arranged at the joint of the other end of the multipurpose main pipe and the input end of the aeration bin group, and a water inlet pipe is arranged between the output end of the circulating pump and the input end of the aeration bin group.

Further, the aeration bin group and the purification reaction bin group are internally provided with an inclined drainage plate and a baffle frame, the drainage plate is adjacent to the front bin input end of the aeration bin group and the front bin input end of the purification reaction bin group, the inclined drainage plate is adjacent to the rear bin bottom circulation input end of the aeration bin group and the rear bin bottom circulation input end of the purification reaction bin, and the baffle frame is adjacent to the circulation output end of the aeration bin group and the circulation output end of the purification reaction bin group.

Further, at least two aeration pipes are arranged in the aeration bin group between the drainage plate and the baffle frame.

Further, the circulating pipe comprises a return pipe and a drainage canal, the drainage canal is arranged at the output end of the desulfurization equipment, the return pipe is arranged at the output end of the purification reaction bin group, and the tail end of the return pipe extends to the inside of the desulfurization equipment.

Compared with the prior art, the utility model has the beneficial effects that:

1. the desulfurization dust-removing equipment independent of the desulfurization tower is additionally provided with the lime bin, the intelligent water bin and the catalytic dosing mechanism, and the tail gas absorbent is treated by only arranging the lime bin to replace the existing double-alkali method and sodium-based method for treatment, so that the cost can be greatly reduced, and the popularization and the use are facilitated; meanwhile, the catalyst is added into the intelligent water sump by the catalytic dosing mechanism, water quality is purified through circulation, aeration and precipitation, the adhesion capability of metal ions such as calcium and magnesium to pipelines and spray heads is blocked, the water surface tension is reduced, water molecular groups are smaller, the water adsorbability is increased, acid-base neutralization reaction is fully facilitated, desulfurization treatment efficiency is improved, the problem of blockage of the pipeline spray heads is solved due to no scaling, fine particles and smoke dust generated in the desulfurization tower are adsorbed in the purified water and flow back to the intelligent water sump for precipitation, and the purpose of ultra-low emission of particles without any dust removal equipment is achieved.

2. The multifunctional main pipe, the circulating pump and the filtering mechanism are arranged, the electric valves at the bottom of the intelligent water bin are respectively and regularly opened through the circulating pump on the multifunctional main pipe, and calcium hydroxide precipitate which is not completely reacted is repeatedly circulated until calcium hydroxide is fully reacted to generate calcium sulfate, so that the utilization rate of the calcium hydroxide is improved, the production cost is reduced, the filtering mechanism acting on the multifunctional main pipe takes out the calcium sulfate (namely gypsum) precipitate generated by the reaction, and waste is changed into valuable.

3. The device is provided with the medicine storage component, the weighing unit can control the weight of medicine, intelligent and accurate medicine feeding operation can be realized in the medicine liquid configuration process, and the waste of raw materials is avoided; meanwhile, the screw conveyor can carry out screw conveying under the condition that powder or solid medicaments such as lime exist, so that the pipeline is prevented from being blocked, and the conveying stability is ensured.

4. The central control machine room is arranged, a single worker is in the control room for management, the desulfurization and dust removal equipment is controlled by means of the existing control system, and corresponding programs are arranged for automatic treatment. More intelligent and convenient.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic perspective view of the present utility model.

In the figure: 1. an aeration bin group; 2. purifying the reaction bin group; 3. a baffle frame; 4. a multipurpose main pipe; 5. a plate and frame filter press; 6. a water return tank; 7. a circulation pipe; 8. a desulfurization device; 9. a weighing unit; 10. a canister; 11. a water supply pipe; 12. a stirrer; 13. a medicine mixing tank; 14. a drug administration tube; 15. a catalyst tank; 16. a lime bin; 17. a drainage plate; 18. a water inlet pipe; 19. an aeration pipe; 20. a circulation pump; 21. a central control machine room; 22. a screw conveyor; 23. a return pipe; 24. and a drainage canal.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1 and 2, this embodiment is independent of desulfurization dust-removing equipment outside the desulfurizing tower, including the desulfurizing equipment 8, such as the desulfurizing tower, intelligent sump is disposed outside the desulfurizing equipment 8, the intelligent sump is located outside the whole desulfurizing equipment 8 and is used as the main part of the reaction device outside the tower, and the intelligent sump is composed of an aeration bin group 1 and a purification reaction bin group 2, and the pipe fittings are connected with each other, the bottom ends of the aeration bin group 1 and the purification reaction bin group 2 are jointly installed with a multipurpose main pipe 4 through a valve, and can be used as a circulating and filtering sediment conveying pipeline, and the pipe fitting structure is itself provided with a circulating pipe 7, the circulating pipe 7 is installed on the desulfurizing equipment 8, and acts inside the desulfurizing equipment 8, and can carry out circulating conveying on water inside the desulfurizing equipment 8, so that the reaction outside the tower is facilitated, and the circulating pipe 7 acts on the front end and the rear end of the intelligent sump respectively, and the aeration bin group 1 is connected with the purification reaction bin group 2 in a conductive way. The actual water body flows to the front bin of the purification reaction bin group 2 through a connecting pipeline after passing through the front bin drainage plate 17 of the aeration bin group 1 and going downwards to the straight bin bottom, and flows to the front bin of the purification reaction bin group 2 through a connecting pipeline after going upwards to the straight bin upper baffle frame 3 through the inclined drainage plate at the rear bin bottom, and flows to the internal circulation of the aeration bin group through the drainage channel 24 after being conveyed to the desulfurization tower for spraying through the pressurized water pump arranged on the return pipe 23 in the final purification reaction bin 2. The whole process is repeated to form the tower external circulation reaction, the two ends of the multipurpose main pipe 4 are extended outwards by means of the circulation pipe 7, the filter mechanism is arranged at one end of the multipurpose main pipe 4, the circulation pump mechanism 20 is arranged at the other end of the multipurpose main pipe 4, the circulation pump mechanism 20 and the filter mechanism are matched with the aeration bin group 1 and the purification reaction bin group 2 for use, the lime bin 16 and the catalysis dosing mechanism are arranged at the outer side of the intelligent water bin, the lime bin 16 and the catalysis dosing mechanism respectively act on the aeration bin group 1 and the purification reaction bin group 2, lime in the lime bin 16 can be used as alkaline substances to participate in the reaction, acidic liquid is neutralized by the aeration bin group 1, then the pH value is increased to a certain value, and the precipitate generated by the aeration bin group 1 and the purification reaction bin group 2 is provided with the circulation mechanism 20. The catalytic dosing mechanism can be provided with corresponding catalysts to be supplied to the intelligent water sump for catalytic reaction, so that the sedimentation speed is increased, and the water quality can be purified.

The catalytic drug delivery mechanism comprises a drug storage component, a drug delivery pipe 14 and a catalyst tank 15, wherein the catalyst tank 15 is arranged on the aeration bin group 1 through a pipeline, at least three groups of reaction drugs, catalysts and the like are needed to be stored in the catalyst tank 15, the output end of the catalyst tank 15 is connected with the aeration bin group 1 through a pipeline, corresponding control valves are arranged on the pipeline to form drug delivery control treatment, the drug delivery pipe 14 is arranged at the input end of the catalyst tank 15, a feed pump is additionally arranged to facilitate pressurized delivery of the drugs, the drug storage component is arranged at the input end of the drug delivery pipe 14 to store catalyst raw materials, the catalyst has the functions of purifying water quality, blocking the adhesion force of metal ions such as calcium ions, magnesium ions and the like to the pipeline, a spray head and equipment, reducing the water surface tension, enabling water molecular groups to be smaller, increasing the water adsorption property, achieving the effects of improving the desulfurization rate and scale inhibition and dust removal, and improving the water utilization rate in the whole reaction process.

The medicine storage component comprises a medicine mixing tank 13, a weighing unit 9 and a medicine tank 10, wherein the medicine mixing tank 13 is arranged at the input end of a medicine feeding pipe 14, under the condition that solid medicine is required to be dissolved or mixed, the medicine mixing tank 13 is required to be used for carrying out medicine liquid mixing treatment, the medicine tank 10 is arranged at the input end of the medicine mixing tank 13 through a pipeline, when three groups of catalyst tanks 15 exist, three medicine tanks 10 are required to be configured, under normal conditions, an electromagnetic control valve is arranged on the pipeline at the output end of the medicine tank 10, the weighing unit 9 is arranged on the medicine tank 10, the weighing unit 9 is actually an existing detection part for the weight of the whole medicine tank 10, when the medicine tank 10 is discharged for a single time, the weighing unit 9 can detect the weight change condition of the whole medicine tank 10, and then after the discharging reaches a certain value, the electromagnetic control valve can be controlled to be closed, and a screw conveyor 22 is arranged at the output end of the medicine tank 10 and the output end of a lime bin 16.

The internally mounted who mixes medicine jar 13 has agitator 12, and agitator 12 is helical blade agitator, disposes the motor, can open the back and to mixing medicine jar 13 inside stirring processing, and the delivery pipe 11 is installed to one side of mixing medicine jar 13, and the external water source of delivery pipe 11 can regard as the water source of mixing or diluting catalytic liquid medicine, disposes the water pump on it, and the bottom outside of mixing medicine jar is equipped with pressure sensor, and control water pump opens and stops, guarantees the accuracy nature of actual catalyst ratio.

The purification reaction bin group 2 is provided with a central control machine room 21 which is a movable house structural component, and equipment such as an electric control system and a control console are arranged in the purification reaction bin group, so that the operation of workers is facilitated.

The filtering mechanism comprises a plate-and-frame filter press 5 and a water return groove 6, wherein the plate-and-frame filter press 5 is arranged at one end of the multipurpose main pipe 4, sediment subjected to desulfurization and neutralization treatment is dehydrated and filtered, the water return groove 6 is respectively arranged at the bottoms of the two sides of the plate-and-frame filter press 5, the water return groove 6 is connected with a water return pipe, and water filtered by the plate-and-frame filter press 5 is injected into the input end of the aeration bin group 1 through the water return pipe.

The circulating pump 20 is arranged at the joint of the other end of the multipurpose main pipe 4 and the input end of the aeration bin group 1, the circulating pump 20 is a corrosion-resistant booster pump, the liquid in the multipurpose main pipe 4 can be pressurized and conveyed, the liquid is actually positioned between the multipurpose main pipe 4 and the aeration bin group 1, the water inlet pipe 18 is arranged between the output end of the circulating pump 20 and the input end of the aeration bin group 1, and the water inlet pipe 18 is a circulating pipe fitting and acts in the aeration bin group 1.

The baffle of vertical structure about all installing in the middle of the inside of aeration storehouse group 1 and purification reaction storehouse group 2, divide preceding storehouse and back storehouse, the baffle top is flat with the storehouse body, and the lower extreme is in the straight two thirds of storehouse of the storehouse body, and drainage board 17 is installed to upper portion in the front deck, and drainage board 17 is vertical structure from top to bottom, and the inclined flow distribution board is installed to the straight storehouse bottom of back storehouse, and its effect is that the circulation liquid walking in the storehouse is even, reduces the velocity of flow, easily deposits. And all install the fender frame 3 near aeration storehouse group 1 circulation output and purification reaction storehouse group 2 circulation output's aeration storehouse group 1 and purification reaction storehouse group 2 inside, fender frame 3 can select according to the actual conditions of different storehouse bodies, like simple L type fender frame, can form and block the effect, forms the overflow guide effect of liquid at the liquid level top, avoids some solid waste matter to float and flow to next storehouse body along with the water, is convenient for deposit the processing.

Two aeration pipes 19 are arranged in the aeration bin group 1 between the drainage plate 17 and the baffle frame 3, and the aeration pipes 19 are connected with external components, so that a sufficient aeration treatment effect can be formed, and the operations such as oxidation, catalysis, mixing and the like can be facilitated.

The circulating pipe 7 comprises a return pipe 23 and a drainage canal 24, the drainage canal 24 is arranged at the output end of the desulfurization equipment 8, the drainage canal 24 is actually connected with the outer side of the bottom end of the desulfurization equipment 8, the water body after spraying is conducted and guided out, the water body is directly guided to the aeration bin group 1 to participate in the reaction through the drainage canal 24, the return pipe 23 is arranged at the output end of the purification reaction bin group 2 and is refluxed through the return pipe 23, a booster pump is needed to be additionally arranged at the moment, the tail end of the return pipe 23 extends to the inside of the desulfurization equipment 8, a water body source is actually provided for the spraying component in the desulfurization equipment 8, the whole process is repeated, and the standard emission of desulfurization and dust removal is realized.

In addition, in actual use, the whole desulfurization dust collecting equipment can be uniformly distributed on a platform, and is managed by a single worker in the central control machine room 21, and the desulfurization dust collecting equipment can be automatically processed only by means of the existing control system for electric control and corresponding program setting.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A desulfurization dust collecting equipment independent of the outside of a desulfurization tower, which is characterized in that: including aeration storehouse group (1), purification reaction storehouse group (2), lime storehouse (16), catalysis mechanism of dosing, lime storehouse (16) with catalysis mechanism of dosing acts on respectively aeration storehouse group (1) with purification reaction storehouse group (2), aeration storehouse group (1) with the bottom of purification reaction storehouse group (2) is provided with multi-purpose person in charge (4), multi-purpose person in charge (4) intercommunication aeration storehouse group (1) and purification reaction storehouse group (2)'s bottom, aeration storehouse group (1) and purification reaction storehouse group (2) switch-on and are connected, be provided with circulating pipe (7) on the desulfurization equipment (8), circulating pipe (7) one end intercommunication desulfurization equipment (8), circulating pipe (7) other end intercommunication purification reaction storehouse group (2), inside water of desulfurization equipment (8) is in proper order through aeration storehouse group (1) with reflux unit (8) behind the purification reaction storehouse group (2), the both ends of multi-purpose person in charge (4) all outwards extend, multi-purpose one end (4) is provided with filtration mechanism.

2. The desulfurization dust removing apparatus independent from the desulfurization tower according to claim 1, characterized in that: the catalytic dosing mechanism comprises a dosing assembly, a dosing tube (14) and a catalyst tank (15), wherein the dosing assembly is connected with the input end of the dosing tube (14), the dosing tube (14) is connected with the input end of the catalyst tank (15), and the catalyst tank (15) is communicated with the aeration bin group (1).

3. A desulfurization and dust-removing apparatus independent from a desulfurization tower according to claim 2, characterized in that: the medicine storage component comprises a medicine mixing tank (13), a weighing unit (9) and a medicine tank (10), wherein the weighing unit (9) is arranged on the medicine tank (10), the medicine tank (10) is communicated with the input end of the medicine mixing tank (13), the medicine mixing tank (13) is communicated with the input end of the medicine feeding pipe (14), and a screw conveyor (22) is arranged at the output end of the medicine tank (10) and the output end of the lime bin (16).

4. A desulfurization and dust-removing apparatus independent from a desulfurization tower according to claim 3, characterized in that: the inside of the medicine mixing tank (13) is provided with a stirrer (12), and the medicine mixing tank (13) is provided with a water supply pipe (11).

5. The desulfurization dust removing apparatus independent from the desulfurization tower according to claim 1, characterized in that: and a central control machine room (21) is arranged on the purification reaction bin group (2).

6. The desulfurization dust removing apparatus independent from the desulfurization tower according to claim 1, characterized in that: the filter mechanism comprises a plate-and-frame filter press (5) and a backwater groove (6), wherein the plate-and-frame filter press (5) is arranged at one end of the multipurpose main pipe (4), and the backwater groove (6) is communicated with the output end of the plate-and-frame filter press (5).

7. The desulfurization dust removing apparatus independent from the desulfurization tower according to claim 6, characterized in that: the utility model is characterized in that a circulating pump (20) is arranged at the joint of the other end of the multipurpose main pipe (4) and the input end of the aeration bin group (1), and a water inlet pipe (18) is arranged between the output end of the circulating pump (20) and the input end of the aeration bin group (1).

8. The desulfurization dust removing apparatus independent from the desulfurization tower according to claim 1, characterized in that: the aeration bin group (1) and the purification reaction bin group (2) are internally provided with a drainage plate (17) and a baffle frame (3), the drainage plate (17) is adjacent to the input end of the aeration bin group (1) and the input end of the purification reaction bin group (2), and the baffle frame (3) is adjacent to the circulation output end of the aeration bin group (1) and the circulation output end of the purification reaction bin group (2).

9. The desulfurization dust removing apparatus independent from the desulfurization tower according to claim 8, characterized in that: at least two aeration pipes (19) are arranged in the aeration bin group (1) between the drainage plate (17) and the baffle frame (3).

10. The desulfurization dust removing apparatus independent from the desulfurization tower according to claim 1, characterized in that: the circulating pipe (7) comprises a return pipe (23) and a drainage canal (24), the drainage canal (24) is arranged at the output end of the desulfurization equipment (8), the return pipe (23) is arranged at the output end of the purification reaction bin group (2), and the tail end of the return pipe (23) extends to the inside of the desulfurization equipment (8).