CN210874790U - Spraying and purifying equipment - Google Patents

Abstract

The utility model discloses a clarification plant sprays belongs to the gas purification field. The device comprises a spraying box, an exhaust fan, a circulating water tank and a water pump; the spraying box upper portion is equipped with the defogging board, and the spraying box inner wall of defogging board below is equipped with two-layer at least rings that keep out the wind, inserts a root end confined shower in the cavity hole of the ring that keeps out the wind, is equipped with the disc that keeps out the wind of at least one deck on the shower, and every disc that keeps out the wind is fixed between two adjacent rings that keep out the wind, is equipped with a plurality of fog nozzles that are located the ring that keeps out the wind and keep out the wind between the disc on the shower. Keep out the wind and form less compartment between ring and the disc that keeps out the wind, the atomizing nozzle forms the mixed fog of the higher liquid medicine of concentration in every compartment all around towards, removes dust, cools down, neutralization reaction to the acid high temperature waste gas that contains the dust, can make the acid high temperature waste gas that contains the dust more abundant with atomising head spun liquid medicine contact, improves waste gas purification effect.

Description

Spraying and purifying equipment

Technical Field

The utility model relates to a clarification plant sprays belongs to the gas purification field.

Background

The treatment of the acidic high-temperature waste gas containing dust mainly refers to the treatment of the high-temperature acidic waste gas containing dust particles in the industrial waste gas generated in industrial places. The common dust-containing acidic high-temperature waste gas treatment equipment has single function and does not reach the standard in the dust-containing acidic high-temperature waste gas treatment.

Traditional clarification plant that sprays lets in the direct waste gas of acid high temperature that contains the dust in spraying the equipment, then through spraying purification back exhaust gas, waste gas and the liquid contact that sprays inadequately cause gaseous purification effect relatively poor, and the dust in the acid high temperature waste gas that contains the dust blocks up filter equipment easily.

Therefore, the spraying and purifying equipment is designed, the contact area of the acidic high-temperature waste gas containing dust and the spraying liquid is increased, the gas purifying effect is better, and meanwhile, the filtering device can be washed to prevent blockage.

Disclosure of Invention

The utility model discloses the technical problem that will solve lies in: the utility model provides a spraying and purifying equipment, it has solved the acid high temperature waste gas that contains the dust among the present spraying and purifying equipment and has sprayed the liquid contact insufficient and cause the relatively poor problem of working gas purifying effect.

The utility model discloses the technical problem that will solve takes following technical scheme to realize:

a spraying purification device comprises a spraying box, an exhaust fan, a circulating water tank and a water pump;

the spraying box is cylindrical, an air inlet pipe is arranged on one side of the bottom of the spraying box, an air outlet pipe is arranged at the top of the spraying box, and the air outlet pipe is connected with an exhaust fan;

the upper part of the spray box is provided with a demisting plate, the inner wall of the spray box below the demisting plate is provided with at least two layers of wind shielding circular rings, a spray pipe with a closed bottom end is inserted into a hollow hole of each wind shielding circular ring, at least one layer of wind shielding circular disc is arranged on each spray pipe, the diameter of each wind shielding circular disc is smaller than the inner diameter of the spray box, each wind shielding circular disc is fixed between two adjacent wind shielding circular rings, a plurality of spray nozzles positioned between the wind shielding circular rings and the wind shielding circular discs are arranged on the spray pipes, and the spray nozzles are uniformly fixed on the spray pipes;

the spray tank bottom is equipped with the outlet, outlet bottom sealing connection circulation tank, be equipped with a vertical baffle in the circulation tank, independent intake chamber and clear water room are cut apart into with the water tank to vertical baffle, vertical baffle bottom is equipped with the filter screen of intercommunication intake chamber and clear water room, the clear water room top is equipped with adds water and adds the pencil, it adds the pencil to add water to be equipped with on adding the pencil, be equipped with the backwash pipe towards the filter screen in the clear water room, the intake chamber outside is equipped with the blow off pipe, be equipped with the blowoff valve on the blow off pipe, the clear water room is connected to the end of intaking of suction pump, the play water end of suction pump connects the three-way valve, the shower is connected to a play.

As a preferable example, the bottom of the spraying box is provided with a water baffle which is obliquely arranged, and the bottom of the water baffle is connected with the water outlet.

The utility model has the advantages that:

(1) a small compartment is formed between the wind shielding circular ring and the wind shielding disc, liquid medicine mixed mist with high concentration is formed in each compartment towards the surrounding spray nozzles, and dust removal, cooling and neutralization effects are performed on the acidic high-temperature waste gas containing dust, so that the acidic high-temperature waste gas containing dust can be more fully contacted with the liquid medicine sprayed by the spray heads, and the waste gas purification effect is improved;

(2) after dust impurities in the acidic high-temperature waste gas containing dust and liquid medicine are fully mixed and purified, the acidic high-temperature waste gas enters a water inlet chamber of a circulating water tank through a water outlet below a spraying tank, the impurities are separated in the water inlet chamber by a vertical partition plate, when the filter screen is blocked by the impurities, a blowdown valve is opened, then a three-way valve is rotated to enable the water outlet end of the three-way valve to be connected with a backwash pipe, a water pump pumps water in the clear water chamber, the filter screen is washed by the backwash pipe, the impurities are discharged from a sewage outlet, and the filter screen is.

Drawings

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

fig. 2 is a schematic view of the internal structure of the spray box.

In the figure: the device comprises a spraying box 1, an exhaust fan 2, a circulating water tank 3, a water suction pump 4, a three-way valve 5, an air inlet pipe 11, an air outlet pipe 12, a demisting plate 13, a wind shielding ring 14, a spraying pipe 15, a wind shielding disc 16, a spray nozzle 17, a vertical partition plate 31, an air inlet chamber 32, a clear water chamber 33, a filter screen 34, a water and chemical adding pipe 35, a water and chemical adding valve 36, a backwashing pipe 37, a drain pipe 38, a drain valve 39 and a water baffle 18.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.

As shown in fig. 1-2, a spraying purification device comprises a spraying tank 1, an exhaust fan 2, a circulating water tank 3, a water pump 4 and a three-way valve 5;

the spraying box 1 is cylindrical, one side of the bottom of the spraying box 1 is provided with an air inlet pipe 11, the top of the spraying box 1 is provided with an air outlet pipe 12, and the air outlet pipe 12 is connected with the exhaust fan 2;

the upper part of the spray box 1 is provided with a demisting plate 13, the inner wall of the spray box 1 below the demisting plate 13 is provided with at least two layers of wind shielding rings 14, a spray pipe 15 with a closed bottom end is inserted into a hollow hole of each wind shielding ring 14, at least one layer of wind shielding disc 16 is arranged on each spray pipe 15, the diameter of each wind shielding disc 16 is smaller than the inner diameter of the spray box 1, each wind shielding disc 16 is fixed between two adjacent wind shielding rings 14, the spray pipe 15 is provided with a plurality of spray nozzles 17 positioned between the wind shielding rings 14 and the wind shielding discs 16, and the spray nozzles 17 are uniformly fixed on the spray pipe 15 along the circumference;

the bottom of the spray box 1 is provided with a water outlet, the bottom of the water outlet is hermetically connected with the circulating water tank 3, the circulating water tank 3 is internally provided with a vertical partition plate 31, the circulating water tank 3 is divided into an independent water inlet chamber 32 and a clear water chamber 33 by the vertical partition plate 31, the bottom of the vertical partition plate 31 is provided with a filter screen 34 communicated with the water inlet chamber 32 and the clear water chamber 33, the top of the clear water chamber 33 is provided with a water adding and chemical adding pipe 35, the water adding and chemical adding pipe 35 is provided with a water adding and chemical adding valve 36, the clear water chamber 33 is internally provided with a backwashing pipe 37 facing the filter screen 34, the outer side of the water inlet chamber 32 is provided with a sewage discharge pipe 38, the sewage discharge pipe 38 is provided with a sewage discharge valve 39, the water inlet end of the water suction pump 4 is connected.

The bottom of the spraying box 1 is provided with a water baffle 18 which is obliquely arranged, and the bottom of the water baffle 18 is connected with a water outlet.

The working principle is as follows:

when the equipment is in operation, the acidic high-temperature waste gas containing dust is introduced into the spraying box 1 through the air inlet pipe 11, the acidic high-temperature waste gas containing dust upwards diffuses through the hollow hole of the wind shielding ring 14, then is mixed and purified with the liquid medicine sprayed by the spraying nozzle 17 between the wind shielding ring 14 and the wind shielding disc 16, the purified waste gas passes through the gap between the wind shielding disc 16 and the inner wall of the spraying box 1, at least two layers of wind shielding rings 14 and at least one layer of wind shielding disc 16 are arranged, the air inlet needs to go forward through the air inlet channel formed by the bent wind shielding rings 14 and the wind shielding disc 16, the contact between the waste gas and the liquid medicine sprayed by the spraying nozzle 17 can be more sufficient, the waste gas purification effect is improved, and the purified gas is demisted through the demisting plate 13 and then is discharged under the action.

After dust impurities in the acidic high-temperature waste gas containing dust and liquid medicine are fully mixed and purified, the acidic high-temperature waste gas enters the water inlet chamber 32 of the circulating water tank 3 through the water outlet below the spraying tank 1, the impurities are separated in the water inlet chamber 32 by the vertical partition plate 31 and the filter screen 34, when the filter screen 34 is blocked by the impurities, the air inlet of the equipment is temporarily closed, the drain valve 39 is opened, then the three-way valve 5 is rotated to enable the water outlet end of the three-way valve 5 to be connected with the backwashing pipe 37, the water in the clean water chamber 33 is pumped out by the water pump 4, the filter screen 34 is washed by the backwashing pipe 37, the impurities are discharged from the drain pipe 38.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (2)

1. The utility model provides a purifying equipment sprays, it is including spraying case, air exhauster, circulating water tank, suction pump, its characterized in that:

the spraying box is cylindrical, an air inlet pipe is arranged on one side of the bottom of the spraying box, an air outlet pipe is arranged at the top of the spraying box, and the air outlet pipe is connected with an exhaust fan;

the upper part of the spray box is provided with a demisting plate, the inner wall of the spray box below the demisting plate is provided with at least two layers of wind shielding circular rings, a spray pipe with a closed bottom end is inserted into a hollow hole of each wind shielding circular ring, at least one layer of wind shielding circular disc is arranged on each spray pipe, the diameter of each wind shielding circular disc is smaller than the inner diameter of the spray box, each wind shielding circular disc is fixed between two adjacent wind shielding circular rings, a plurality of spray nozzles positioned between the wind shielding circular rings and the wind shielding circular discs are arranged on the spray pipes, and the spray nozzles are uniformly fixed on the spray pipes;

the spray tank bottom is equipped with the outlet, outlet bottom sealing connection circulation tank, be equipped with a vertical baffle in the circulation tank, independent intake chamber and clear water room are cut apart into with the water tank to vertical baffle, vertical baffle bottom is equipped with the filter screen of intercommunication intake chamber and clear water room, the clear water room top is equipped with adds water and adds the pencil, it adds the pencil to add water to be equipped with on adding the pencil, be equipped with the backwash pipe towards the filter screen in the clear water room, the intake chamber outside is equipped with the blow off pipe, be equipped with the blowoff valve on the blow off pipe, the clear water room is connected to the end of intaking of suction pump, the play water end of suction pump connects the three-way valve, the shower is connected to a play.

2. The spray purification apparatus of claim 1, wherein the bottom of the spray box is provided with a water baffle plate which is placed obliquely, and the bottom of the water baffle plate is connected with the water outlet.

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