CN216440274U

CN216440274U - Garbage incineration waste gas purifying equipment

Info

Publication number: CN216440274U
Application number: CN202122824798.XU
Authority: CN
Inventors: 李康生
Original assignee: Guangdong Dejing Environmental Protection Technology Co ltd
Current assignee: Guangdong Dejing Environmental Protection Technology Co ltd
Priority date: 2021-11-17
Filing date: 2021-11-17
Publication date: 2022-05-06
Anticipated expiration: 2031-11-17

Abstract

The utility model relates to the technical field of waste incineration waste gas treatment, in particular to waste incineration waste gas purification equipment. The utility model aims to solve the technical problems that harmful and toxic gases such as dioxin are difficult to remove, the purification effect on tiny dust is poor, and the sediment substances in the dust are difficult to clean. Therefore, the utility model provides waste gas purification equipment for garbage incineration, which consists of an incinerator, a guide pipe, a gas purification device and a dust removal device, can prolong the time of waste gas in the incinerator, enable toxic substances to be decomposed at high temperature, enable dust in the gas to be combined with a flocculating agent and the gas to form froth by inputting the gas into a dust removal tank and mixing the gas with the flocculating agent, remove the dust in the gas, improve the effect of waste gas purification, enable the precipitate generated in the purification tank to be collected and cleaned, enable the froth generated in the dust removal tank to fall into a concentration tank and be pumped to the outside through a suction pump for treatment, and reduce the workload of later-period cleaning.

Description

Garbage incineration waste gas purifying equipment

Technical Field

The utility model relates to the field of waste incineration waste gas treatment, in particular to waste incineration waste gas purification equipment.

Background

With the increasing awareness of society on environmental protection, waste disposal has become a hot issue. At present, the garbage is treated in two ways, namely deep-buried degradation treatment and incineration treatment, relatively speaking, the process of the deep-buried degradation treatment is extremely long, and the time of the incineration treatment is short and the efficiency is high. The current effective treatment method for waste garbage is to incinerate the garbage by an incinerator.

The prior patent (publication No. CN104121585B) discloses a garbage incineration and waste gas purification device and a feeder thereof, the device can work for a long time and is not easy to damage, and can purify tiny dust and harmful bacteria in gas, and the device can stop secondary pollution and recycle heat generated by incineration. In the process of implementing the utility model, the inventor finds that at least the following problems in the prior art are not solved: 1. in the using process of the device, only part of harmful and toxic gases such as dioxin in the waste gas can be removed; 2. the device only purifies tiny dust in the gas through the lime water and the water mist, only can remove part of dust with larger particles, and has poor purification effect; 3. when the device is used, the aged objects in the purifying device are difficult to clean.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides waste incineration waste gas purification equipment, which solves the problems that the existing waste incineration waste gas purification equipment is difficult to remove harmful and toxic gases such as dioxin and the like, has poor purification effect on tiny dust, and is difficult to clean sediment inside the equipment.

In order to achieve the purpose, the utility model is realized by the following technical scheme: a waste incineration waste gas purification device comprises an incinerator, wherein an alloy filter plate is fixedly connected to the upper end of the inner wall of the incinerator, a surrounding pipe is fixedly sleeved at the top inside the incinerator, a gas conveying pipe is fixedly connected to the right end of the surrounding pipe, a fan is fixedly connected to one end of the gas conveying pipe, a straight-through pipe is fixedly connected to the output end of the fan, a gas purification device is fixedly sleeved on the outer wall of the straight-through pipe, a ventilating bent pipe is fixedly inserted into the upper end of the left side of the gas purification device, a dust removal device is fixedly connected to the left side of the gas purification device, a water inlet pipe and a water outlet pipe are fixedly inserted into the rear sides of the gas purification device and the dust removal device, a concentrated pool is fixedly connected to the left side of the dust removal device, a suction pump is fixedly connected to the bottom of the inner wall of the concentrated pool, and the output end of the suction pump penetrates through the rear side of the concentrated pool and extends to the rear side of the concentrated pool, the inside activity joint of logical groove at concentrated pond top has activated carbon fiber board, gas purification device's right side and dust collector's rear side all are provided with the observation window.

Preferably, the gas purification device comprises a purification tank, the top of the purification tank is fixedly sleeved on the outer wall of the straight pipe, two sliding rails are fixedly connected to the lower end of the interior of the purification tank, a collection basket is movably sleeved in a groove in the top of the sliding rails, a sealing door is arranged at the lower end of the rear side of the inner wall of the purification tank, and a collection hopper is fixedly connected to the upper end of the interior of the purification tank.

Preferably, dust collector includes the dust removal pond, the right side in dust removal pond and gas purification device's left side fixed connection, the inside upper end fixedly connected with deflector in dust removal pond, the right side fixedly connected with powder at dust removal pond top adds the machine, the output fixedly connected with pipe of powder interpolation machine, the one end of pipe runs through the top in dust removal pond and extends to inside it, and the fixed grafting of one end of pipe is in the middle of the outer wall of elbow of ventilating, the discharge gate has been seted up at the left top of dust removal pond inner wall.

Preferably, the middle of the surrounding pipe is spirally arranged at the top end of the incinerator, and the other end of the surrounding pipe sequentially penetrates through the left side of the inner wall and the top of the outer wall of the incinerator.

Preferably, the shape of the vent bent pipe is L-shaped, and the left end of the vent bent pipe is fixedly inserted in the dust removal device.

Preferably, the side plates of the collecting basket are made of filter plates, and the collecting basket is positioned right below the collecting hopper.

Preferably, the inclination angle of the guide plate is 15 degrees, and the right end of the bottom of the guide plate is positioned in the dedusting pool.

Advantageous effects

The utility model provides a garbage incineration waste gas purifying device. Compared with the prior art, the method has the following beneficial effects:

this waste incineration exhaust gas purification equipment makes noxious material such as dioxin of its inside decompose under high temperature through encircleing the time of pipe extension waste gas in the incinerator for noxious material's such as dioxin content is in emission range in the waste gas, and active carbon fiber can adsorb the harmful substance in the tail gas, makes tail gas discharge accord with the standard.

(2) This waste incineration exhaust gas purification equipment is through inputing the waste gas through twice processing to the dust removal pond in and mix with the flocculating agent for tiny dust in the gas combines with flocculating agent and gas to form and floats the foam, removes the dust in the gas, improves purifying effect.

This waste incineration exhaust gas purification equipment uses through the cooperation of collecting basket and suction pump, can collect the clearance to the sediment that produces in the purifying tank, and the floating foam that produces in the dust removal pond can be concentrated and fall in concentrated pond and through the suction pump sending outside and handle, alleviates the work load of later stage clearance.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a rear view of the structure of the present invention;

fig. 3 is a top sectional view of a portion of the structure of the present invention.

In the figure: 1. an incinerator; 2. an alloy filter plate; 3. a surrounding tube; 4. a gas delivery pipe; 5. a gas purification device; 51. a purification tank; 52. a slide rail; 53. a collection basket; 54. a sealing door; 55. a collecting hopper; 6. a dust removal device; 61. a dust removal tank; 62. a medicine powder adding machine; 63. a conduit; 64. a guide plate; 65. a discharge port; 7. a fan; 8. a straight-through pipe; 9. a water inlet pipe; 10. a water outlet pipe; 11. a centralized pool; 12. a suction pump; 13. an activated carbon fiber sheet; 14. an observation window; 15. and (4) a vent bent pipe.

Detailed Description

Referring to fig. 1-3, a waste incineration exhaust gas purification apparatus comprises an incinerator 1, an alloy filter plate 2 is fixedly connected to the upper end of the inner wall of the incinerator 1, a surrounding pipe 3 is fixedly sleeved on the top of the inner part of the incinerator 1, a gas pipe 4 is fixedly connected to the right end of the surrounding pipe 3, a fan 7 is fixedly connected to one end of the gas pipe 4, a straight pipe 8 is fixedly connected to the output end of the fan 7, a gas purification device 5 is fixedly sleeved on the outer wall of the straight pipe 8, a vent bent pipe 15 is fixedly inserted to the upper end of the left side of the gas purification device 5, a dust removal device 6 is fixedly connected to the left side of the gas purification device 5, a water inlet pipe 9 and a water outlet pipe 10 are fixedly inserted to the rear sides of the outer walls of the gas purification device 5 and the dust removal device 6, a concentration tank 11 is fixedly connected to the left side of the dust removal device 6, an absorption pump 12 is fixedly connected to the bottom of the inner wall of the concentration tank 11, floating foams generated in the dust removal tank 51 are concentrated in the concentration tank 11 and pumped to the outside for treatment by the absorption pump 12, alleviate the work load of later stage clearance, the output of aspiration pump 12 runs through the rear side of concentrated pond 11 and extends to its rear, and the inside activity joint in logical groove at concentrated pond 11 top has activated carbon fiber board 13, and gas purification device 5's the right side and dust collector 6's rear side all are provided with observation window 14.

According to the utility model, the gas purification device 5 comprises a purification tank 51, the top of the purification tank 51 is fixedly sleeved on the outer wall of the straight-through pipe 8, the lower end of the interior of the purification tank 51 is fixedly connected with two slide rails 52, a collection basket 53 is movably sleeved in a groove at the top of the slide rails 52, the lower end of the rear side of the inner wall of the purification tank 51 is provided with a sealing door 54, and the upper end of the interior of the purification tank 51 is fixedly connected with a collection hopper 55.

In the utility model, the dust removing device 6 comprises a dust removing pool 61, the right side of the dust removing pool 61 is fixedly connected with the left side of the gas purifying device 5, waste gas after twice treatment is input into the dust removing pool 61 and is mixed with a flocculating agent, so that tiny dust in the gas is combined with the flocculating agent and the gas to form froth, the dust in the gas is removed, the purifying effect is improved, the upper end inside the dust removing pool 61 is fixedly connected with a guide plate 64, the right side of the top of the dust removing pool 61 is fixedly connected with a powder adding machine 62, the output end of the powder adding machine 62 is fixedly connected with a conduit 63, one end of the conduit 63 penetrates through the top of the dust removing pool 61 and extends into the dust removing pool, one end of the conduit 63 is fixedly inserted in the middle of the outer wall of the ventilating elbow 15, and the top on the left side of the inner wall of the dust removing pool 61 is provided with a discharge hole 65.

According to the utility model, the middle part of the surrounding pipe 3 is spirally arranged at the top end in the incinerator 1, the other end of the surrounding pipe 3 sequentially penetrates through the left side of the inner wall and the top of the outer wall of the incinerator 1, the time of the waste gas in the incinerator 1 is prolonged through the surrounding pipe 3, toxic substances such as dioxin and the like in the waste gas are decomposed at high temperature, the content of the toxic substances such as dioxin and the like in the waste gas is in an emission range, and the active carbon fiber plate 13 can adsorb the harmful substances in the tail gas, so that the emission of the tail gas meets the standard.

In the utility model, the shape of the ventilation bent pipe 15 is L-shaped, and the left end of the ventilation bent pipe 15 is fixedly inserted in the dust removing device 6.

In the present invention, the side plates of the collecting basket 53 are made of filter plates, and the collecting basket 53 is positioned right below the collecting hopper 55, so that the sediment generated in the purifying tank 51 can be collected and cleaned.

In the present invention, the angle of inclination of the guide plate 64 is 15 °, and the right end of the bottom of the guide plate 64 is located inside the dust removing tank 61.

A method for using waste incineration exhaust gas purification equipment comprises the following steps:

s1: throw in rubbish to incinerator 1's inside and carry out high temperature incineration, the waste gas that burns the production passes through the prefilter of alloy filter plate 2, filter out the great impurity of particulate matter, start fan 7 simultaneously, fan 7 takes away gas-supply pipe 4 and the inside of surrounding pipe 3 and forms the negative pressure, make incinerator 1 inside through the inlet port at prefilter's waste gas flow to incinerator 1 top, and flow to the inside of surrounding pipe 3, when the heliciform part of the middle department of surrounding pipe 3 is flowed through to the one end of surrounding pipe 3, under the inside high temperature of incinerator 1 is roasted for a long time, after the noxious material such as dioxin in the waste gas is decomposed, flow into the inside of gas-supply pipe 4 through the other end of surrounding pipe 3, and in transportation process, the heat of high temperature gas is partly scattered.

S2: then the waste gas is introduced into the alkaline solution in the purification tank 51 through a fan, acidic substances, carbon dioxide and a small part of tiny dust in the waste gas are removed, a part of acidic substances and carbon dioxide are subjected to chemical reaction in the alkaline solution to generate precipitates, and the precipitates slide to the collection basket 53 through the inside of the collection hopper 55, if the precipitates in the alkaline solution are observed through the observation window 14 and stop generating, the water outlet pipe 10 is opened to discharge the solution to an external reservoir for recycling through chemical treatment, after the alkaline solution is discharged, the sealing door 54 is opened to take out the collection basket 53 from the top of the slide rail 52, after the precipitates in the alkaline solution are cleaned, the solution is placed at the original position of the top of the slide rail 52 again, the sealing door 54 is closed, and the water inlet pipe 9 is opened to discharge a new alkaline solution.

S3: after the purification of purification tank 51, in the inside aquatic of flowing to dust removal pond 61 through ventilating return bend 15, open powder simultaneously and add machine 62, its inside flocculating agent can discharge the inside of ventilating return bend 15 through pipe 63, and flow to aquatic and combine with the dust in the gas and gas with gaseous together and form the froth, the froth floats to the surface of water along the bottom of deflector 64 and accumulates after a certain amount, from discharge gate 65 landing to concentrated pond 11 in, start sucking pump 12 and inhale the external treatment with the froth, tail gas discharges in the environment through the active carbon fiber board adsorption filtration at concentrated pond 11 top, can accomplish exhaust purification.

Claims

1. A waste incineration exhaust gas purification device comprises an incinerator, and is characterized in that: the upper end of the inner wall of the incinerator is fixedly connected with an alloy filter plate, the top inside the incinerator is fixedly sleeved with a surrounding pipe, the right end of the surrounding pipe is fixedly connected with a gas pipe, one end of the gas pipe is fixedly connected with a fan, the output end of the fan is fixedly connected with a straight pipe, the outer wall of the straight pipe is fixedly sleeved with a gas purification device, the left upper end of the gas purification device is fixedly inserted with a vent elbow, the left side of the gas purification device is fixedly connected with a dust removal device, the rear sides of the gas purification device and the outer wall of the dust removal device are fixedly inserted with a water inlet pipe and a water outlet pipe, the left side of the dust removal device is fixedly connected with a concentration tank, the bottom of the inner wall of the concentration tank is fixedly connected with a suction pump, the output end of the suction pump penetrates through the rear side of the concentration tank and extends to the rear side of the concentration tank, and an active carbon fiber plate is movably clamped inside a through groove at the top of the concentration tank, and the right side of the gas purification device and the rear side of the dust removal device are both provided with observation windows.

2. A waste incineration exhaust gas purification apparatus according to claim 1, characterized in that: the gas purification device comprises a purification tank, the top of the purification tank is fixedly sleeved on the outer wall of the straight pipe, two sliding rails are fixedly connected to the lower end of the interior of the purification tank, a collection basket is movably sleeved in a groove in the top of the sliding rails, a sealing door is arranged at the lower end of the rear side of the inner wall of the purification tank, and a collection hopper is fixedly connected to the upper end of the interior of the purification tank.

3. A waste incineration exhaust gas purification apparatus according to claim 1, characterized in that: the dust collector includes the dust removal pond, the right side in dust removal pond and gas purification device's left side fixed connection, the inside upper end fixedly connected with deflector in dust removal pond, the right side fixedly connected with powder at dust removal pond top adds the machine, the output fixedly connected with pipe of powder interpolation machine, the one end of pipe runs through the top in dust removal pond and extends to its inside, and the fixed grafting of one end of pipe is in the middle of the outer wall of elbow of ventilating, the discharge gate has been seted up at the left top of dust removal pond inner wall.

4. A waste incineration exhaust gas purification apparatus according to claim 1, characterized in that: the middle of the surrounding pipe is spirally arranged at the top end inside the incinerator, and the other end of the surrounding pipe sequentially penetrates through the left side of the inner wall of the incinerator and the top of the outer wall of the incinerator.

5. A waste incineration exhaust gas purification apparatus according to claim 1, characterized in that: the shape of the ventilation bent pipe is L-shaped, and the left end of the ventilation bent pipe is fixedly inserted in the dust removal device.

6. A waste incineration exhaust gas purification apparatus according to claim 2, characterized in that: the side plates of the collecting basket are made of filter plates, and the collecting basket is positioned right below the collecting hopper.

7. A waste incineration exhaust gas purification apparatus according to claim 3, characterized in that: the inclination angle of the guide plate is 15 degrees, and the right end of the bottom of the guide plate is positioned in the dedusting pool.