CN213132530U - Efficient and environment-friendly flue gas treatment device - Google Patents

Abstract

The utility model discloses a flue gas processing apparatus of high-efficient environmental protection, including leading treater, flue gas treatment tower, leading treater top fixedly connected with intake pipe, lower extreme fixedly connected with gas-supply pipe, after the gas-supply pipe other end penetrated the flue gas treatment tower, its end set up the water tank bottom at flue gas treatment tower lower extreme, the inside fixed mounting of flue gas treatment tower has two sets of bronchus, and is connected with the water tank respectively, fixedly connected with flue gas baffle in the flue gas treatment tower of bronchus bottom, by fixedly connected with defroster, sponge filter, acetate filter and active carbon filter on going up respectively in the flue gas treatment tower at bronchus top, flue gas treatment tower top is provided with the gas vent. The utility model has the advantages of purifying effect is good, efficient, can improve resource utilization, reduces the wasting of resources, long service life, its mainly used gas cleaning handles.

Description

Efficient and environment-friendly flue gas treatment device

Technical Field

The utility model relates to an environmental protection equipment technical field, specific flue gas processing apparatus of high-efficient environmental protection that says so.

Background

In the processes of steel making, chemical product treatment, garbage incineration in garbage treatment and the like in daily production, a large amount of smoke is often generated, the smoke contains a large amount of harmful substances such as smoke dust and the like, the smoke can be seriously damaged to the environment, the smoke can be discharged after reaching the standard after being treated, but the existing smoke treatment tower has poor treatment effect on combustible harmful gas in the smoke, so a large amount of combustible harmful gas can be generated in the treated and discharged gas, secondary pollution is still caused to the environment, the water consumption of the existing smoke treatment tower is large, waste of water resources is caused, meanwhile, most of smoke contains a large amount of heat, the treatment effect on the smoke can be influenced in the treatment process, simultaneously, heat resources in the smoke cannot be effectively and reasonably utilized, components such as sulfuric acid, sulfate and the like in the smoke are extremely corrosive after being fused with water, and can seriously erode treatment equipment, resulting in a useful life span of the processing equipment.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a purifying effect is good, efficient, can improve resource utilization, reduces the wasting of resources, long service life's flue gas processing apparatus.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: a high-efficiency and environment-friendly flue gas treatment device comprises a pre-processor and a flue gas treatment tower, wherein the pre-processor comprises a pretreatment tank, heating wires and a heat exchange tube, the top end of the pretreatment tank is fixedly connected with an air inlet tube, the inner side wall of the pretreatment tank at one end of the air inlet tube is relatively and fixedly connected with two groups of electrode mounting seats, a plurality of heating wires are fixedly connected between the two groups of electrode mounting seats, the heat exchange tube is fixedly connected with the interior of the pretreatment tank at the bottom of the heating wires, the lower end of the pretreatment tank is fixedly connected with a gas pipe, the other end of the gas pipe penetrates from the side surface of the lower end of the flue gas treatment tower, the tail end of the gas pipe is arranged at the bottom of a water tank, one side of the upper end surface of the water tank is fixedly connected with the lower end surface of the flue, the water tank up end opposite side fixedly connected with water delivery pump, water delivery pump's input fixedly connected with raceway, the raceway other end sets up bottom in the water tank, water delivery pump's output fixedly connected with water main, the water main other end communicates respectively and is provided with two sets of water pipes, and is two sets of position fixed connection about the water pipe is respectively inside the flue gas treatment tower, fixedly connected with flue gas baffle in the flue gas treatment tower of water pipe bottom, by fixedly connected with defroster, sponge filter, acetate fiber filter and active carbon filter respectively to the top in the flue gas treatment tower at water pipe top, flue gas treatment tower top is provided with the gas vent.

The tail end of the water delivery pipe is fixedly connected with a water filter, and the water filter and the tail end of the gas delivery pipe are respectively arranged on two opposite sides of the filter plate.

The smoke guide plate is made of carbon sponge materials, and cellular through holes are densely distributed on the surface of the smoke guide plate.

The lower end of the branch water pipe is fixedly connected with a plurality of spray heads which are uniformly arranged at intervals.

The exhaust port is fixedly connected with an exhaust pipe at the upper end, and the exhaust pipe and the air inlet pipe are respectively and fixedly provided with an air supply fan.

And the middle pipe wall of the pretreatment tank and the tower wall of the flue gas treatment tower at one side of the exhaust port are respectively and fixedly connected with a flue gas monitor.

The water tank outer side wall upper end fixedly connected with trades the water pipe that is located water filter one side, is located the terminal water tank outer side wall lower extreme fixedly connected with blow off pipe of one side of gas-supply pipe, just the blow off pipe with equal fixed mounting has the water valve on the water pipe trades.

The utility model has the advantages that: this device can fully burn the harmful combustible substance in the flue gas through the heating wire that is provided with, reduce harmful gas's emission, simultaneously can carry out recycle to the heat in the flue gas through the heat exchange tube, improve the device and to the utilization of resource, this device installs the filter in the water tank, be used for cutting apart inside the water tank, and filter the reuse who realizes the water through the filter, the water waste has been avoided, this device is through the defroster that is provided with, can further collect moisture, effectively prevent the invasion of corrosive substance in the fog grain to follow-up device simultaneously, improve the life, at last through the sponge filter, cellulose acetate filter and active carbon filter carry out filtration purification in proper order, thereby improve the purifying effect to the flue gas.

Drawings

Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention.

In the figure: 1 pretreatment tank, 2 electric heating wires, 3 heat exchange tubes, 4 air inlet tubes, 5 air inlet tubes, 6 water tanks, 7 filter plates, 8 water delivery pumps, 9 water delivery tubes, 10 main water tubes, 11 water tubes, 12 flue gas guide plates, 13 demisters, 14 sponge filters, 15 acetate fiber filters, 16 activated carbon filters, 17 exhaust ports, 18 water filters, 19 spray headers, 20 exhaust pipes, 21 air supply fans, 22 flue gas monitors, 23 water exchange tubes, 24 sewage discharge tubes and 25 flue gas treatment towers.

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

Referring to fig. 1, a high-efficiency and environment-friendly flue gas treatment device comprises a pre-processor and a flue gas treatment tower 25, wherein the pre-processor comprises a pretreatment tank 1, electric heating wires 2 and heat exchange tubes 3, the top end of the pretreatment tank 1 is fixedly connected with an air inlet tube 4, the inner side wall of the pretreatment tank 1 at one end of the air inlet tube 4 is relatively and fixedly connected with two groups of electrode mounting seats, a plurality of electric heating wires 2 are fixedly connected between the two groups of electrode mounting seats, when flue gas passes through the electric heating wires 2, combustible gas in the flue gas can be fully combusted, so that the treatment effect of the flue gas treatment tower 25 on the flue gas is improved, the heat exchange tubes 3 are fixedly connected and installed in the pretreatment tank 1 at the bottom of the electric heating wires 2, the heat exchange tubes 3 are used for collecting heat in the flue gas, so as to realize the recycling of heat, and simultaneously reduce the temperature of the, the other end of the gas pipe 5 penetrates from the side surface of the lower end of the flue gas treatment tower 25 and the tail end is arranged at the bottom of the water tank 6, the flue gas is directly introduced into the water body of the water tank 6 from the gas pipe 5, soluble substances and partial smoke dust particles in the flue gas are adsorbed in the water body in advance through the water body, then the soluble substances and partial smoke dust particles are overflowed and scattered on the surface of the water body, the flue gas can be uniformly distributed in the flue gas treatment tower 25, so that the flue gas purification effect is improved, one side of the upper end surface of the water tank 6 is fixedly connected with the lower end surface of the flue gas treatment tower 25, the inner cavity of the water tank 6 is communicated with the interior of the flue gas treatment tower 25, the interior of the water tank 6 is divided into two parts through the fixedly connected filter plate 7, the water mist sprayed by the spray head 19 adsorbs the flue gas pollutants and then falls into the, the water resource is effectively saved, the cost of flue gas treatment is reduced, the other side of the upper end face of the water tank 6 is fixedly connected with a water delivery pump 8, the input end of the water delivery pump 8 is fixedly connected with a water delivery pipe 9, the other end of the water delivery pipe 9 is arranged at the bottom in the water tank 6, the output end of the water delivery pump 8 is fixedly connected with a main water pipe 10, the other end of the main water pipe 10 is respectively communicated with two groups of branch water pipes 11, the two groups of branch water pipes 11 are respectively and fixedly connected with the interior of a flue gas treatment tower 25 at the upper and lower positions, a flue gas guide plate 12 is fixedly connected with the interior of the flue gas treatment tower 25 at the bottom of the branch water pipes 11, a demister 13, a sponge filter 14, an acetate fiber filter 15 and an activated carbon filter 16 are respectively and fixedly connected with the interior of the flue gas treatment tower 25 from bottom to top, Sulfate, sulfur dioxide and the like, and prevent substances in the fog particles from corroding the sponge filter 14, the acetate fiber filter 15, the activated carbon filter 16 and the air supply fan 21, wherein the sponge filter 14, the acetate fiber filter 15 and the activated carbon filter 16 are mainly used for improving the treatment effect on the smoke.

In the utility model, the end of the water delivery pipe 9 is fixedly connected with a water filter 18 for further filtering impurities in water and ensuring that the spray header 19 is not blocked, and the ends of the water filter 18 and the gas delivery pipe 5 are respectively arranged at two opposite sides of the filter plate 7 for preventing particles in the flue gas from polluting filtered water at one side of the filter plate 7;

the flue gas guide plate 12 is made of carbon sponge material, the surface of the flue gas guide plate 12 is provided with densely distributed honeycomb-shaped through holes, and the carbon sponge material has porosity and non-water-absorption property, so that the carbon sponge material has strong adsorbability, can effectively adsorb particulate matters in flue gas, and then washes adsorbed particles into the water tank 6 through sprayed water mist;

the lower end of the branch water pipe 11 is fixedly connected with a plurality of spray headers 19 which are uniformly arranged at intervals and used for generating water mist so as to adsorb and remove the flue gas in the flue gas treatment tower 25;

the upper end of the exhaust port 17 is fixedly connected with an exhaust pipe 20, and the exhaust pipe 20 and the air inlet pipe 4 are respectively and fixedly provided with an air supply fan 21 for providing power for conveying flue gas;

the flue gas monitor 22 is fixedly connected to the middle pipe wall of the pretreatment tank 1 and the tower wall of the flue gas treatment tower 25 on one side of the exhaust port 17 respectively and is used for detecting flue gas to be treated and detecting air after flue gas treatment;

the water changing pipe 23 is fixedly connected to the upper end of the outer side wall of the water tank 6 on one side of the water filter 18, the water changing pipe 23 is used for supplementing water in the water tank 6, the blow-off pipe 24 is fixedly connected to the lower end of the outer side wall of the water tank 6 on one side of the tail end of the gas conveying pipe 5, the blow-off pipe 24 is used for discharging polluted water in the water tank 6, water valves are fixedly mounted on the blow-off pipe 24 and the water changing pipe 23, and the water valves are used for controlling water flow in the pipeline.

The utility model discloses a theory of operation is: when in use, the flue gas to be treated is conveyed into the pretreatment tank 1 through the air feeder on the air inlet pipe 4, the combustible substances in the flue gas are combusted through the electric heating wire 2 at the upper end of the pretreatment tank 1, and then conveyed into the water body in the water tank 6 through the air conveying pipe 5 at the lower end of the pretreatment tank 1, when the flue gas passes through the pretreatment tank 1, the heat in the flue gas can be exchanged through the heat exchange pipe 3, so that the heat is stored on the heat exchange pipe 3 and is conveyed to the heat utilization equipment through the heat exchange pipe 3, the heat in the flue gas is recycled, meanwhile, the temperature of the flue gas is reduced, the subsequent treatment effect on the flue gas is improved, after the flue gas is introduced into the water body, partial pollutants in the flue gas are absorbed by the water body, then the flue gas rises to the water surface, the flue gas overflows above the water surface through the adsorption effect of the water, and, then, in the rising process of the flue gas, the flue gas and the water mist sprayed by the spray pipe are combined into water drops with larger weight and the water drops are dropped into the water tank 6, then the flue gas passes through the spray pipe, when the flue gas passes through the demister 13, the rising mist particles in the flue gas are adhered to a demisting plate of the demister 13, so that the damage of corrosive substances in the mist particles to the sponge filter 14, the acetate fiber filter 15, the activated carbon filter 16 and the air supply fan 21 is reduced, and then the flue gas is filtered by the sponge filter 14, the acetate fiber filter 15 and the activated carbon filter 16 in sequence and then is exhausted to the outside by the air supply fan on the exhaust.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. An efficient and environmentally friendly flue gas treatment device, comprising a pre-processor and a flue gas treatment tower (25), characterized in that: the pre-processor includes a pre-treatment tank (1), a heating wire (2) , a heat exchange tube (3), an air inlet pipe (4) is fixedly connected to the top of the pretreatment tank (1), and two groups of electrodes are relatively fixedly connected to the inner side wall of the pretreatment tank (1) at one end of the air inlet pipe (4) A mounting seat, a plurality of heating wires (2) are fixedly connected between the two sets of the electrode mounting seats, and the heat exchange tube (3) is fixedly connected and installed in the pretreatment tank (1) at the bottom of the heating wires (2). , the lower end of the pretreatment tank (1) is fixedly connected with a gas transmission pipe (5), the other end of the gas transmission pipe (5) penetrates from the side of the lower end of the flue gas treatment tower (25) and the end is arranged in the water tank (6) At the bottom, one side of the upper end face of the water tank (6) is fixedly connected with the lower end face of the flue gas treatment tower (25), and the inner cavity of the water tank (6) is communicated with the interior of the flue gas treatment tower (25), The inside of the water tank (6) is divided into two parts by the fixedly connected filter plate (7). The input end is fixedly connected with a water delivery pipe (9), the other end of the water delivery pipe (9) is arranged at the inner bottom of the water tank (6), and the output end of the water delivery pump (8) is fixedly connected with a main water pipe (10). The other end of the main water pipe (10) is respectively connected with two groups of branch pipes (11), and the two groups of branch pipes (11) are respectively fixedly connected inside the flue gas treatment tower (25) in upper and lower positions. (11) The flue gas treatment tower (25) at the bottom is fixedly connected with a flue gas guide plate (12), and the flue gas treatment tower (25) at the top of the branch pipe (11) is fixedly connected from bottom to top with demisting A filter (13), a sponge filter (14), an acetate filter (15) and an activated carbon filter (16), and an exhaust port (17) is provided at the top of the flue gas treatment tower (25). 2. An efficient and environmentally friendly flue gas treatment device according to claim 1, characterized in that: a water filter (18) is fixedly connected to the end of the water delivery pipe (9), and the water filter (18) The ends of the air pipe (5) are respectively arranged on opposite sides of the filter plate (7). 3. An efficient and environmentally friendly flue gas treatment device according to claim 1, characterized in that: the flue gas guide plate (12) is made of carbon sponge material, and the surface of the flue gas guide plate (12) is provided with densely arranged Honeycomb through holes. 4. The high-efficiency and environment-friendly flue gas treatment device according to claim 1, wherein the lower end of the branch pipe (11) is fixedly connected with a plurality of spray heads (19) arranged at even intervals. 5. An efficient and environmentally friendly flue gas treatment device according to claim 1, characterized in that: an exhaust pipe (20) is fixedly connected to the upper end of the exhaust port (17), and the exhaust pipe (20) A blower fan (21) is fixedly mounted on the air intake pipe (4), respectively. 6. An efficient and environmentally friendly flue gas treatment device according to claim 1, characterized in that: the flue gas on the central pipe wall of the pretreatment tank (1) and the side of the exhaust port (17) Flue gas monitors (22) are respectively fixedly connected to the tower walls of the treatment tower (25). 7. An efficient and environmentally friendly flue gas treatment device according to claim 2, characterized in that: a water exchange pipe (23) is fixedly connected to the upper end of the outer side wall of the water tank (6) on one side of the water filter (18) , a sewage pipe (24) is fixedly connected to the lower end of the outer side wall of the water tank (6) at the end of the air pipe (5), and both the sewage pipe (24) and the water exchange pipe (23) are fixedly installed with water valve.

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