CN211963566U

CN211963566U - Tertiary tail gas deacidification/dust removal processing apparatus among hazardous waste burns-process of burning

Info

Publication number: CN211963566U
Application number: CN202020110343.4U
Authority: CN
Inventors: 张涛; 雷加秋; 张聪
Original assignee: Honghe Modern Deyuan Environmental Protection Co ltd
Current assignee: Honghe Modern Deyuan Environmental Protection Co ltd
Priority date: 2020-01-18
Filing date: 2020-01-18
Publication date: 2020-11-20
Anticipated expiration: 2030-01-18

Abstract

The utility model discloses a three-stage tail gas deacidification/dust removal processing device in the process of burning hazardous wastes, which comprises a tower body, an air inlet, an air outlet and a base, wherein the side wall and the top end of the tower body are respectively provided with the air inlet and the air outlet, the bottom end of the tower body is fixedly connected with the base, the inside of the tower body is respectively provided with an active carbon filter screen plate, a spraying mechanism and a tail gas filter mechanism from top to bottom, the spraying mechanism respectively comprises a cleaning pipe, a rotating spray head, a spraying pipe and an atomizing spray head, the tail gas filter mechanism respectively comprises a cross rod, a support plate, a first metal screen plate, a baffle plate and a second metal screen plate, the utility model filters and cleans tail gas by the first metal screen plate and the second metal screen plate of the tail gas filter mechanism, reduces dust and impurities, and the baffle plate shunts the tail gas, increases, improve purifying effect, the scavenge pipe and the rotatory nozzle that spray the mechanism erode the tower body inner wall, improve the cleanliness factor.

Description

Tertiary tail gas deacidification/dust removal processing apparatus among hazardous waste burns-process of burning

Technical Field

The utility model relates to a hazardous waste burns tail gas processing apparatus technical field, specifically is a hazardous waste burns-burns tertiary tail gas deacidification/dust removal processing apparatus of in-process.

Background

With the development of industry, the discharge of dangerous waste in industrial production process is increasing. It is estimated that the worldwide annual production of hazardous waste is 3.3 million tons. Because of the serious pollution and potentially serious effects of hazardous waste, which has been called "political waste" in industrially developed countries, the public is very sensitive to the problem of hazardous waste, against setting up hazardous waste disposal sites in their own residential areas, and with the high cost of hazardous waste disposal, some companies are trying to move the hazardous waste to industrially undeveloped countries and regions.

The hazardous waste incineration pollution control standard is a standard set by China starting from the requirement of environmental pollution prevention and control in the hazardous waste treatment process, and specifies site selection principles of hazardous waste incineration facilities, incineration basic technical performance indexes, maximum allowable emission limit values of incineration emission atmospheric pollutants, treatment principles of incineration residues, corresponding environmental monitoring and the like.

However, the existing tail gas treatment device for hazardous waste incineration has the following disadvantages:

1. when the tail gas is discharged, the tail gas is easy to agglomerate and accumulate together, and the purification effect is reduced.

2. In the process of acid and dust removal, the inner wall of the tower body is easy to adsorb dust, the gas circulation rate is reduced, and even blockage is caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hazardous waste burns-burns tertiary tail gas deacidification/dust removal processing apparatus of in-process to solve current being used for hazardous waste to burn tail gas processing apparatus among the above-mentioned background art, tail gas is when discharging, holds the group easily and gathers together, reduces the effect of purification, and at the in-process that deacidifies and removes dust, the tower body inner wall adsorbs the dust easily, reduces the speed of gas circulation, causes the problem of jam even.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hazardous waste burns-burns tertiary tail gas deacidification/dust removal processing apparatus of in-process, includes tower body, air inlet, gas vent and base, air inlet and gas vent have been seted up respectively on tower body lateral wall and top, tower body bottom and base fixed connection, the tower body is inside from last to installing active carbon filter plate, spraying mechanism and tail gas filtering mechanism down respectively, spraying mechanism includes scavenge pipe, rotatory nozzle, shower and atomizer respectively, tail gas filtering mechanism includes horizontal pole, backup pad, first metal mesh plate, baffle and second metal mesh plate respectively.

Preferably, the lower surface of the cleaning pipe is in conduction connection with the rotary spray head at a position close to the side wall, the lower part of the cleaning pipe is in conduction connection with the spray pipe, the lower surface of the spray pipe is communicated and connected with a plurality of atomizing nozzles which are uniformly distributed on the lower surface of the spray pipe, a water suction pump is arranged on the side wall of the tower body, the water discharge end of the water suction pump is communicated and connected with the cleaning pipe, through suction pump and water pipe switch-on connection, the suction pump is to the water liquid pressure boost, water liquid gets into scavenge pipe and shower, the water liquid that gets into the scavenge pipe sprays cleanly to the tower body inner wall through rotatory shower nozzle, reduce piling up of dust, keep the smooth and easy of the inside ventilation of tower body, the water liquid that gets into the shower sprays on the tail gas surface of burning through atomizer, tail gas is filtered and the reposition of redundant personnel by tail gas filter mechanism, increased the area of contact with the water liquid, improve purifying effect, reduce the residue of acid gas and dust.

Preferably, horizontal pole both ends fixed connection is at the tower body inner wall, horizontal pole fixed surface connects the backup pad and is perpendicular setting, the first metal mesh board of backup pad bottom fixed connection, backup pad top fixed connection second metal mesh board, the horizontal pole runs through baffle and is the slope setting, provides the holding power through horizontal pole cooperation backup pad, and tail gas is filtered cleanly through first metal mesh board and second metal mesh board, is shunted by the baffle again when clear, has increased the area of contact with water liquid.

Preferably, the drainage mechanism is installed to tower body right side wall near bottom position, drainage mechanism includes drain pipe, filter tube and drain pump respectively, drain pipe one end is pegged graft on the tower body surface, the filter tube can be dismantled to the drain pipe other end and be connected, filter tube one side and drain pump side suction end turn-on connection carry out the water conservancy diversion through the drain pump to the waste liquid of assembling at the inside bottom of tower body and discharge, and before discharging, the waste liquid is filtered cleanly through the filter tube, is favorable to the environmental protection.

Preferably, the pump is installed to the tower body lateral wall, the end of aerifing of pump is pegged graft at the tower body lateral wall, and the pump is used for blowing to the waste liquid of the inside bottom of tower body, and increase and tail gas's area of contact and time improve purifying effect.

Preferably, the slag pump is installed near the bottom position on the left side wall of the tower body, the slag pumping end of the slag pump is inserted into the bottom position inside the tower body, and the slag pump is used for settling magazines in the standing waste liquid after the tail gas treatment is finished and discharging the magazines through the slag pump.

The utility model provides a hazardous waste burns-burns tertiary tail gas deacidification/dust removal processing apparatus of in-process possesses following beneficial effect:

(1) the utility model discloses a tail gas filtering mechanism includes the horizontal pole respectively, a supporting plate, first metal mesh board, baffle and second metal mesh board, horizontal pole both ends fixed connection is at the tower body inner wall, horizontal pole fixed surface connects the backup pad and is perpendicular setting, the first metal mesh board of backup pad bottom end fixed connection, backup pad top end fixed connection second metal mesh board, the horizontal pole runs through baffle and is the slope setting, provide the holding power through horizontal pole cooperation backup pad, tail gas is filtered cleanly through first metal mesh board and second metal mesh board, shunted by the baffle again when clear, increased the area of contact with water liquid, improve purifying effect.

(2) The utility model discloses a spray mechanism includes the scavenge pipe respectively, rotatory nozzle, shower and atomizer, the scavenge pipe lower surface is close to the lateral wall position and switches on and connect rotatory nozzle, and switch on and connect the shower below the scavenge pipe, the lower surface of the scavenge pipe switches on and connects atomizer, atomizer is several and equipartition is at the shower lower surface, tower body lateral wall installation suction pump, the drainage end and the scavenge pipe of suction pump switch on and connect, switch on and connect with the water pipe through the suction pump, the suction pump pressurizes the water liquid, water liquid gets into scavenge pipe and shower, water liquid that gets into the scavenge pipe sprays the cleanness through rotatory nozzle to the tower body inner wall, reduce the piling up of dust, keep the smooth and easy of tower body internal ventilation, water liquid that gets into the shower sprays on the tail gas surface of burning through the atomizer, tail gas is filtered and shunted by tail gas filter mechanism, increased the area of contact with water liquid, the purification effect is improved, and the residue of acid gas and dust is reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of a three-stage tail gas deacidification/dust removal processing device in the hazardous waste incineration process according to the present invention;

FIG. 2 is a schematic view of the tail gas filtering mechanism of the three-stage tail gas deacidification/dust removal processing device in the process of incinerating hazardous wastes according to the present invention;

FIG. 3 is a schematic structural view of a spraying mechanism of a three-stage tail gas deacidification/dedusting treatment device in the process of hazardous waste incineration;

fig. 4 is a schematic structural view of a drainage mechanism of a three-stage tail gas deacidification/dust removal processing device in the process of burning hazardous wastes.

In the figure: 1. a tower body; 101. an air inlet; 102. an exhaust port; 2. a base; 3. a slag pump; 4. a drainage mechanism; 401. a drain pipe; 402. a filter tube; 403. draining pump; 5. an inflator pump; 6. a tail gas filtering mechanism; 601. a cross bar; 602. a support plate; 603. a first metal mesh plate; 604. a partition plate; 605. a second metal mesh plate; 7. a water pump; 8. a spraying mechanism; 801. cleaning the tube; 802. rotating the spray head; 803. a shower pipe; 804. an atomizing spray head; 9. an active carbon filter screen plate.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a hazardous waste burns-burns tertiary tail gas deacidification/dust removal processing apparatus of in-process, includes tower body 1, air inlet 101, gas vent 102 and base 2, air inlet 101 and gas vent 102 have been seted up respectively on tower body 1 lateral wall and top, 1 bottom and the 2 fixed connection of base of tower body, 1 inside from last to installing active carbon filter screen board 9 respectively down of tower body, spraying mechanism 8 and tail gas filtering mechanism 6, spraying mechanism 8 includes scavenge pipe 801, rotatory nozzle 802, shower 803 and atomizer 804 respectively, tail gas filtering mechanism 6 includes horizontal pole 601, backup pad 602, first metal mesh board 603, baffle 604 and second metal mesh board 605 respectively.

The lower surface of the cleaning pipe 801 is close to the side wall position and is communicated with the rotary spray nozzle 802, the lower part of the cleaning pipe 801 is communicated with the spray pipe 803, the lower surface of the spray pipe 803 is communicated with the atomization spray nozzle 804, the atomization spray nozzle 804 is a plurality and is uniformly distributed on the lower surface of the spray pipe 803, the side wall of the tower body 1 is provided with the water pump 7, the water discharge end of the water pump 7 is communicated with the cleaning pipe 801 and is communicated with the tap water pipe through the water pump 7, the water pump 7 pressurizes water, the water enters the cleaning pipe 801 and the spray pipe 803, the water entering the cleaning pipe 801 sprays and cleans the inner wall of the tower body 1 through the rotary spray nozzle 802, the accumulation of dust is reduced, the smoothness of the internal ventilation of the tower body 1 is kept, the water entering the spray pipe 803 passes through the atomization spray nozzle 804 on the surface of incinerated tail gas, the tail gas is filtered, the purification effect is improved, and the residue of acid gas and dust is reduced.

Horizontal pole 601 both ends fixed connection is at 1 inner wall of tower body, horizontal pole 601 fixed surface connects backup pad 602 and is perpendicular setting, first metal mesh plate 603 of backup pad 602 bottom fixed connection, backup pad 602 top fixed connection second metal mesh plate 605, horizontal pole 601 runs through baffle 604 and is the slope setting, provides the holding power through horizontal pole 601 cooperation backup pad 602, and tail gas is filtered cleanly through first metal mesh plate 603 and second metal mesh plate 605, is shunted by baffle 604 again when clear, has increased the area of contact with water liquid.

The drainage mechanism 4 is installed near bottom position to the tower body 1 right side wall, drainage mechanism 4 includes drain pipe 401, filter tube 402 and drain pump 403 respectively, peg graft on tower body 1 surface drain pipe 401 one end, the filter tube 402 can be dismantled to the drain pipe 401 other end and connect, filter tube 402 one side and drain pump 403 side suction end turn-on connection, carry out the water conservancy diversion through drain pump 403 to the waste liquid of assembling at the inside bottom of tower body 1 and discharge, before the discharge, the waste liquid is filtered cleanly through filter tube 402, is favorable to the environmental protection.

The utility model discloses a purification tower, including tower body 1, inflator pump 5 is installed to tower body 1 lateral wall, inflator pump 5's inflation end is pegged graft at tower body 1 lateral wall, and inflator pump 5 is used for blowing to the waste liquid of the inside bottom of tower body 1, and the increase and the area of contact and the time of tail gas improve purifying effect.

The utility model discloses a tower body, including tower body 1, slag pump 3's the interior bottom position of tower body 1, slag pump 3 is used for after tail gas treatment work, and the sediment of magazine can appear in the waste liquid of stewing, discharges through slag pump 3.

It should be noted that, in the process of hazardous waste incineration-burning, a three-stage tail gas deacidification/dust removal processing device, when in operation, an activated carbon filter screen plate 9, a spraying mechanism 8 and a tail gas filter mechanism 6 are respectively installed in a tower body 1 from top to bottom, the tail gas filter mechanism 6 respectively comprises a cross rod 601, a support plate 602, a first metal screen plate 603, a partition plate 604 and a second metal screen plate 605, two ends of the cross rod 601 are fixedly connected with the inner wall of the tower body 1, the surface of the cross rod 601 is fixedly connected with the support plate 602 and is vertically arranged, the bottom end of the support plate 602 is fixedly connected with the first metal screen plate 603, the top end of the support plate 602 is fixedly connected with the second metal screen plate 605, the cross rod 601 penetrates through the partition plate 604, the partition plate 604 is obliquely arranged, the cross rod 601 is matched with the support plate 602 to provide a supporting force, the tail, the contact area with water liquid is increased; the spraying mechanism 8 comprises a cleaning pipe 801, a rotary nozzle 802, a spraying pipe 803 and an atomizing nozzle 804 respectively, the lower surface of the cleaning pipe 801 is close to the side wall and is communicated with the rotary nozzle 802, the lower part of the cleaning pipe 801 is communicated with the spraying pipe 803, the lower surface of the spraying pipe 803 is communicated with the atomizing nozzle 804, the atomizing nozzles 804 are a plurality of and are uniformly distributed on the lower surface of the spraying pipe 803, a water pump 7 is arranged on the side wall of the tower body 1, the drainage end of the water pump 7 is communicated with the cleaning pipe 801 and is communicated with a tap water pipe through the water pump 7, the water pump 7 pressurizes water, the water enters the cleaning pipe 801 and the spraying pipe 803, the water entering the cleaning pipe 801 sprays and cleans the inner wall of the tower body 1 through the rotary nozzle 802, the accumulation of dust is reduced, the smoothness of the internal ventilation of the tower body 1 is kept, the water entering the spraying pipe 803 is sprayed on the surface of the burned, the contact area with water liquid is increased, the purification effect is improved, and the residue of acid gas and dust is reduced; the drainage mechanism 4 is arranged on the position, close to the bottom end, of the right side wall of the tower body 1, the drainage mechanism 4 comprises a drainage pipe 401, a filter pipe 402 and a drainage pump 403 respectively, one end of the drainage pipe 401 is inserted into the surface of the tower body 1, the other end of the drainage pipe 401 is detachably connected with the filter pipe 402, one side of the filter pipe 402 is communicated with the water suction end of the drainage pump 403, waste liquid gathered at the bottom end inside the tower body 1 is guided and discharged through the drainage pump 403, and before discharge, the waste liquid is filtered and cleaned through the filter pipe 402, so that; the model of the water pump 7 is 25WZB-50, the model of the water discharge pump 403 is HGE25-238A, the model of the slag pump 3 is WBZ, and the model of the inflator pump 5 is DS-008-1.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hazardous waste burns-burns tertiary tail gas deacidification/dust removal processing apparatus of in-process, includes tower body (1), air inlet (101), gas vent (102) and base (2), air inlet (101) and gas vent (102) have been seted up respectively on tower body (1) lateral wall and top, tower body (1) bottom and base (2) fixed connection, its characterized in that: tower body (1) is inside from last to installing respectively down active carbon filter screen board (9), spraying mechanism (8) and tail gas filter mechanism (6), it includes scavenge pipe (801), rotatory nozzle (802), shower (803) and atomizer (804) respectively to spray mechanism (8), tail gas filter mechanism (6) includes horizontal pole (601), backup pad (602), first metal mesh board (603), baffle (604) and second metal mesh board (605) respectively.

2. The three-stage tail gas acid/dust removal processing device in the hazardous waste incineration-burning process according to claim 1, wherein: the utility model discloses a cleaning tube (801) lower surface, including scavenge pipe (801), scavenge pipe (801) lower surface, and scavenge pipe (801) below turn-on connection shower (803), shower (803) lower surface turn-on connection atomizer (804), atomizer (804) are several and equipartition at shower (803) lower surface, tower body (1) lateral wall installation suction pump (7), the drainage end and the scavenge pipe (801) turn-on connection of suction pump (7).

3. The three-stage tail gas acid/dust removal processing device in the hazardous waste incineration-burning process according to claim 1, wherein: horizontal pole (601) both ends fixed connection is in tower body (1) inner wall, horizontal pole (601) fixed surface connects backup pad (602) and is perpendicular setting, first metal mesh board (603) of backup pad (602) bottom fixed connection, backup pad (602) top fixed connection second metal mesh board (605), horizontal pole (601) run through baffle (604) and are the slope setting.

4. The three-stage tail gas acid/dust removal processing device in the hazardous waste incineration-burning process according to claim 1, wherein: the drainage mechanism (4) is installed near the bottom position to tower body (1) right side wall, drainage mechanism (4) include drain pipe (401), filter tube (402) and drain pump (403) respectively, peg graft on tower body (1) surface drain pipe (401) one end, filter tube (402) can be dismantled to the drain pipe (401) other end and connect, filter tube (402) one side and drain pump (403) side end of absorbing water switch-on connection.

5. The three-stage tail gas acid/dust removal processing device in the hazardous waste incineration-burning process according to claim 1, wherein: an inflator pump (5) is installed on the side wall of the tower body (1), and an inflation end of the inflator pump (5) is inserted into the side wall of the tower body (1).

6. The three-stage tail gas acid/dust removal processing device in the hazardous waste incineration-burning process according to claim 1, wherein: the slag extractor is characterized in that a slag extracting pump (3) is arranged at the position, close to the bottom, of the left side wall of the tower body (1), and the slag extracting end of the slag extracting pump (3) is inserted into the bottom inside the tower body (1).