CN213995421U

CN213995421U - Desulphurization unit for industrial waste gas treatment

Info

Publication number: CN213995421U
Application number: CN202022648516.0U
Authority: CN
Inventors: 杨德文; 吕长苓
Original assignee: Shenyang Heguang Building Energy Saving Materials Co ltd
Current assignee: Shenyang Heguang Building Energy Saving Materials Co ltd
Priority date: 2020-11-15
Filing date: 2020-11-15
Publication date: 2021-08-20
Anticipated expiration: 2030-11-15

Abstract

The utility model discloses a desulphurization unit for industrial waste gas treatment, including box, air intake, play tuber pipe, buffer board, dust collector, flow straightener, desulphurization unit, defogging device, agitator motor, rotating vane, circulating water pump, circulating water pipe, overflow launder, dosing tank, PH value automatic reagent feeding controller, box one side is equipped with the air intake, and the buffer board lower part is located to the air intake, and rotating vane is located to the buffer board below, rotating vane and agitator motor fixed connection, buffer board top dust collector, dust collector includes shower, shower head, pneumatic cylinder, and pneumatic cylinder one end is fixed on the buffer board, and the other end is fixed on the shower, is equipped with a plurality of shower heads on the shower, and the shower top is equipped with flow straightener, the utility model discloses a dust removal effect is better, and desulfurization effect is higher, reduces resource consumption.

Description

Desulphurization unit for industrial waste gas treatment

Technical Field

The utility model belongs to the technical field of exhaust-gas treatment, in particular to desulphurization unit for industrial waste gas treatment.

Background

With the continuous development of society, more and more factories exist, sulfur-containing waste gas is discharged in the production process of industries such as power plants, cement plants, steel plants, petrochemical plants and the like, the waste gas can enter human bodies through various ways, some waste gas can cause direct harm, some waste gas can be accumulated in the bodies and threaten the life health of people, the pollution of sulfur oxides, dust and the like to the environment is large, some sulfur oxides can react with water in the air to form acid rain, soil is polluted, the planting of crops is influenced, the acid rain is harmful to buildings and human bodies, the respiratory system of people is influenced due to the high dust content, and the health of people is greatly influenced. The prior desulphurization device has the following problems:

1) the cloth bag is used for dust removal in the dust removal process, the high-temperature waste gas has great influence on the service life of the cloth bag used for dust removal, and the cloth bag dust removal cost in the desulfurization dust removal technology is high;

2) the waste gas in the desulfurization device is difficult to fully contact with the treatment fluid and the filler, so that the desulfurization efficiency is low;

disclosure of Invention

The utility model aims at overcoming not enough among the prior art, providing a desulphurization unit for industrial waste gas treatment, dust removal effect is better, and desulfurization effect is higher, reduces resource consumption.

In order to realize the purpose, the utility model discloses a technical scheme is:

a desulfurization device for industrial waste gas treatment comprises a box body, an air inlet, an air outlet pipe, a buffer plate, a dust removal device, a flow equalizing device, a desulfurization device, a demisting device, a stirring motor, a rotating blade, a circulating water pump, a circulating water pipe, an overflow trough, a dosing tank and a PH value automatic dosing controller, wherein the air inlet is arranged on one side of the box body, the air inlet is arranged on the lower part of the buffer plate, the rotating blade is arranged below the buffer plate and fixedly connected with the stirring motor, the dust removal device is arranged above the buffer plate and comprises a spray pipe, a spray header and a hydraulic cylinder, one end of the hydraulic cylinder is fixed on the buffer plate, the other end of the hydraulic cylinder is fixed on the spray pipe, the spray pipe is provided with a plurality of spray headers, the flow equalizing device is arranged above the spray pipe and comprises a telescopic rod I and a flow equalizing plate, the two flow equalizing plates are vertically arranged, and the two telescopic rods I are respectively and fixedly arranged on one side of the two flow equalizing plates, a desulfurization device is arranged above the flow equalizing plate, the desulfurization device comprises a circular desulfurization chamber, a liquid spraying pipe, spray heads, electromagnetic valves, baffles and a telescopic rod II, the liquid spraying pipe is fixedly arranged in the circular desulfurization chamber, the liquid spraying pipe is provided with a plurality of spray heads, the liquid spraying pipe is fixedly connected with a circulating water pipe, the liquid spraying pipes on two sides are provided with the electromagnetic valves, the baffles are arranged below the circular desulfurization chamber, the telescopic rod II is fixedly arranged on one side of each baffle, and a demisting device is arranged above the circular desulfurization chamber;

the demisting device comprises a fixed support and an impeller demister, wherein the fixed support is arranged at two ends of the impeller demister, and is arranged in the air outlet pipe; the circulating water pump is fixedly installed on one side of the box body and communicated with the circulating water pipe, one end of the circulating water pipe is communicated with the bottom of the box body, the other end of the circulating water pipe is connected with the liquid spraying pipe, the overflow groove is formed in one side of the box body and communicated with the box body, the dosing tank is arranged on the other side of the overflow groove, and the PH value automatic dosing controller is arranged between the overflow groove and the dosing tank.

Preferably, the tail end of the rotating blade is at a right angle, so that the scale in the processing liquid can be effectively prevented from forming precipitates, and the existing precipitates can be crushed.

Preferably, the angle of the through hole on the side wall of the buffer plate is 40-50 degrees, so that gas can be buffered and can pass through at a constant speed, and the temperature can be better reduced and the dust can be better removed.

In use, industrial waste gas enters the box body through the air inlet, after being buffered by the buffer plate, the industrial waste gas enters the dust removal chamber through the holes in the buffer plate, cooling water is introduced into the spray pipe and sprayed out through the spray head to cool and remove dust from the waste gas, the waste gas after cooling and dust removal continuously moves upwards and passes through the flow equalizing plate to control the throughput of the waste gas, so that the waste gas can uniformly enter the desulfurization device, a treatment liquid is sprayed out from the circular desulfurization chamber through the spray head to fill the whole circular desulfurization chamber, the waste gas and the treatment liquid are fully combined, the desulfurization efficiency is improved, the telescopic rod II drives the baffle and the electromagnetic valve to be linked according to the flow of the waste gas, the circular desulfurization chamber on one side is closed, and the resource consumption is reduced; the treating fluid falls into bottom half with the cooling water, goes into circulating pipe through circulating water pump income cyclic utilization, and agitator motor drives rotating vane and rotates, prevents that the scale deposit from settling, and bottom half and overflow launder intercommunication, PH value automatic reagent feeding controller are used for controlling the PH value of liquid, make the treating fluid remain stable desulfurization effect throughout, and after the defogging of the waste gas process defogging device of purification, discharge at the tuber pipe.

Compared with the prior art, the utility model beneficial effect shows:

1) the flow equalizing plate is designed into an upper layer and a lower layer, and the two plates can be staggered through adjustment of the telescopic rod I, so that the gas flow can be controlled while the flow is equalized;

2) the electromagnetic valve is linked with the telescopic rod II, and when the telescopic rod II extends to push the baffle plate, the electromagnetic valve is closed, so that gas does not pass through the circular desulfurization chambers on the two sides, and resource consumption can be reduced;

3) change large-scale spray room into small-size circular desulfurization room one by one, be equipped with a plurality of shower nozzles on the spray tube, go deep into circular desulfurization room in, messenger's gas that can be better contacts with the treatment fluid, improves desulfurization efficiency.

Drawings

FIG. 1 is a schematic structural view of a desulfurization device for industrial waste gas treatment according to the present invention;

FIG. 2 is a schematic side view of a desulfurization device for industrial waste gas treatment according to the present invention;

FIG. 3 is a schematic view of the internal structure of a desulfurization device for industrial waste gas treatment according to the present invention;

FIG. 4 is a schematic view of the structure of the flow equalizing plate device;

FIG. 5 is a schematic view of the internal structure of a desulfurization unit;

FIG. 6 is a schematic view of a mist eliminator

In the figure: 10. a box body; 11. an air inlet; 12. a stirring motor; 13. a rotating blade; 14. an overflow trough; 15. a dosing box; 16. a PH value automatic dosing controller; 17. a circulating water pipe; 18. a water circulating pump; 19. an air outlet pipe; 20. a buffer plate; 21. a dust removal device; 22. a current sharing device; 23. a desulfurization unit; 24. a defogging device; 211. a shower pipe; 212. a shower head; 213. a hydraulic cylinder; 221. a flow equalizing plate; 222. a telescopic rod I; 231. a circular desulfurization chamber; 232. a liquid spraying pipe; 233. a spray head; 234. an electromagnetic valve; 235. a baffle plate; 236. a telescopic rod II; 241. an impeller demister; 242. and fixing the bracket.

Detailed Description

In order to facilitate understanding of those skilled in the art, the technical solution of the present invention is further specifically described below with reference to fig. 1 to 6.

The utility model provides a desulphurization unit for industrial waste gas treatment, includes box 10, air intake 11, goes out tuber pipe 19, buffer board 20, dust collector 21, flow straightener 22, desulphurization unit 23, defogging device 24, agitator motor 12, rotating vane 13, circulating water pump 18, circulating water pipe 17, overflow launder 14, dosing tank 15, PH value automatic reagent feeding controller 16, box 10 one side is equipped with air intake 11, and air intake 11 locates buffer board 20 lower part, and rotating vane 13 is located to buffer board 20 below, and rotating vane 13 and agitator motor 12 fixed connection, and dust collector 21 above buffer board 20, dust collector 21 includes shower 211, shower 212, pneumatic cylinder 213, and pneumatic cylinder 213 one end is fixed on buffer board 20, and the other end is fixed on shower 211, is equipped with a plurality of shower 212 on the shower 211, is equipped with flow straightener 22 above shower 211, flow straightener 22 includes telescopic link I222, spray header 212, The flow equalizing plate 221, the two flow equalizing plates 221 are arranged up and down, the two telescopic rods I222 are respectively and fixedly arranged on one side of the two flow equalizing plates 221, the desulfurizing device 23 is arranged above the flow equalizing plates 221, the desulfurizing device 23 comprises a circular desulfurizing chamber 231, a liquid spraying pipe 232, a spraying head 233, an electromagnetic valve 234, a baffle 235 and a telescopic rod II 236, the liquid spraying pipe 232 is fixedly arranged in the circular desulfurizing chamber 231, the liquid spraying pipe 232 is provided with a plurality of spraying heads 233, the liquid spraying pipe 232 is fixedly connected with the circulating water pipe 17, the liquid spraying pipes 232 on two sides are provided with the electromagnetic valve 234, the baffle 235 is arranged below the circular desulfurizing chamber 231, the telescopic rod II 236 is fixedly arranged on one side of the baffle 235, the demisting device 24 is arranged above the circular desulfurizing chamber 231,

the demisting device 24 comprises a fixed bracket 242 and an impeller demister 241, wherein the fixed bracket 242 is arranged at two ends of the impeller demister 241, and the fixed bracket 242 is arranged in the air outlet pipe 19; the circulating water pump 18 is fixedly installed on one side of the box body 10 and is communicated with the circulating water pipe 17, one end of the circulating water pipe 17 is communicated with the bottom of the box body 10, the other end of the circulating water pipe 17 is connected with the liquid spraying pipe 232, the overflow groove 14 is formed in one side of the box body 10 and is communicated with the box body, the dosing box 15 is arranged on the other side of the overflow groove 14, and the PH value automatic dosing controller 16 is arranged between the overflow groove 14 and the dosing box 15.

The tail end of the rotating blade 13 is in a right angle, so that the scale in the treatment liquid can be effectively prevented from forming precipitates, and the existing precipitates can be crushed.

The through hole angle of the side wall of the buffer plate 20 is 40-50 degrees, so that gas can be buffered and can pass through at a constant speed, and the temperature and dust can be better reduced.

A desulphurization device for industrial waste gas treatment comprises the following working processes: industrial waste gas enters the box body 10 through the air inlet 11, after being buffered by the buffer plate 20, the industrial waste gas enters the dust removal chamber through the holes in the buffer plate 20, cooling water is introduced into the spray pipe 211 and sprayed out through the spray head 212 to cool and remove dust from the waste gas, the waste gas after being cooled and removed dust continuously goes upwards, passes through the flow equalizing plate 221, and can be uniformly equalized by the flow equalizing plate 221 while the throughput of the waste gas is controlled, so that the waste gas can uniformly enter the desulfurization device 23, a treatment liquid is sprayed out of the circular desulfurization chamber 231 through the spray head 233 to fill the whole circular desulfurization chamber 231, so that the waste gas and the treatment liquid are fully combined, the desulfurization efficiency is improved, the telescopic rod II 236 drives the baffle 235 to be linked with the electromagnetic valve 234 according to the flow of the waste gas, the circular desulfurization chamber 231 on one side is closed, and the resource consumption is reduced; the treating fluid falls into the bottom of box 10 with the cooling water, through the cyclic utilization in the 18 pump income circulating pipe 17 of circulating water pump, agitator motor 12 drives rotating vane 13 rotatory, prevents that the scale deposit from depositing, and box 10 bottom and overflow launder 14 intercommunication, PH value automatic reagent feeding controller 16 are used for controlling the PH value of liquid, make the treating fluid remain stable desulfurization effect all the time, through the waste gas of purification behind the 24 demists of defogging device, discharge at air-out pipe 19.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims

1. A desulfurization device for industrial waste gas treatment comprises a box body, an air inlet, an air outlet pipe, a buffer plate, a dust removal device, a flow equalizing device, a desulfurization device, a demisting device, a stirring motor, a rotating blade, a circulating water pump, a circulating water pipe, an overflow trough, a dosing tank and a PH value automatic dosing controller, and is characterized in that the air inlet is arranged at one side of the box body, the air inlet is arranged at the lower part of the buffer plate, the rotating blade is arranged below the buffer plate and fixedly connected with the stirring motor, the dust removal device is arranged above the buffer plate and comprises a spray pipe, a spray header and a hydraulic cylinder, one end of the hydraulic cylinder is fixed on the buffer plate, the other end of the hydraulic cylinder is fixed on the spray pipe, a plurality of spray headers are arranged on the spray pipe, the flow equalizing device is arranged above the spray pipe and comprises a telescopic rod I and flow equalizing plates, the two flow equalizing plates are arranged up and down, the two telescopic rods I are respectively and fixedly arranged at one side of the two flow equalizing plates, flow equalizing plate top is equipped with desulphurization unit, desulphurization unit includes circular desulfurization chamber, spray line, shower nozzle, solenoid valve, baffle, telescopic link II, and spray line fixed mounting is equipped with a plurality of shower nozzles on the spray line in the circular desulfurization chamber, spray line and circulating pipe fixed connection, and both sides spray line is equipped with the solenoid valve, and circular desulfurization chamber below is equipped with the baffle, and baffle one side fixed mounting has telescopic link II, and circular desulfurization chamber top is equipped with the defogging device.

2. The desulfurization device for industrial waste gas treatment according to claim 1, characterized in that the demister comprises a fixed bracket and an impeller demister, the fixed bracket is arranged at two ends of the impeller demister, and the fixed bracket is arranged in the air outlet pipe; the circulating water pump is fixedly installed on one side of the box body and communicated with the circulating water pipe, one end of the circulating water pipe is communicated with the bottom of the box body, the other end of the circulating water pipe is connected with the liquid spraying pipe, the overflow groove is formed in one side of the box body and communicated with the box body, the dosing tank is arranged on the other side of the overflow groove, and the PH value automatic dosing controller is arranged between the overflow groove and the dosing tank.

3. The desulfurization apparatus for industrial waste gas treatment according to claim 1, wherein the tips of the rotary blades are formed at right angles.

4. The desulfurization apparatus for industrial waste gas treatment according to claim 1, wherein the angle of the through-hole in the side wall of the baffle plate is 40 to 50 degrees.