CN210409990U

CN210409990U - Harmless flue gas treatment device

Info

Publication number: CN210409990U
Application number: CN201921062751.0U
Authority: CN
Inventors: 杨飞
Original assignee: Tianjin Is Yusheng Technology Development Co ltd
Current assignee: Tianjin Is Yusheng Technology Development Co ltd
Priority date: 2019-07-09
Filing date: 2019-07-09
Publication date: 2020-04-28
Anticipated expiration: 2029-07-09

Abstract

The utility model relates to an innoxious flue gas processing apparatus, including the wet-type processing case, wet-type processing case lateral wall bottom is equipped with the outlet, be equipped with the filter screen device in drain department on the wet-type processing incasement wall, the bottom is equipped with the cinder grained layer in the wet-type processing case, it has the heat transfer room to be equipped with first intercommunication mouth on the wet-type processing case lateral wall and through first intercommunication mouth intercommunication, heat transfer room lateral wall top is equipped with the air inlet, be equipped with heat exchange assembly in the heat transfer room, it has inlet tube and lower extreme even to have the outlet pipe even to have the heat exchange assembly upper end, the incasement upper end is equipped with the dry-type processing case in the wet-type processing case, the case lateral wall bottom is equipped with the second intercommunication mouth and is linked together through second intercommunication mouth and wet-type processing case, the incasement is equipped with the spray header. The utility model discloses flue gas treatment is effectual, retrieves the heat, avoids secondary pollution.

Description

Harmless flue gas treatment device

Technical Field

The utility model relates to a technical field that the flue gas was handled especially relates to an innoxious flue gas treatment device.

Background

The flue gas after the garbage incineration needs to be treated and then discharged, so that the environment is prevented from being damaged. Flue gas after the msw incineration contains high fever and many particulate matters, and present treatment methods are mostly simple handles through the mode that cold water sprayed, and the process is fairly simple, but does not have the reasonable high heat energy of retrieving, and the water acidity after the processing is great, and direct emission still has secondary pollution, and the combustion gas acidity still can not satisfy the requirement sometimes, and humidity is still bigger.

Disclosure of Invention

The utility model aims to solve the defects of the prior art and provide a harmless flue gas treatment device.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

a harmless flue gas treatment device comprises a wet treatment box, wherein a water outlet is formed in the bottom end of the side wall of the wet treatment box, a filter screen device is arranged at the water outlet on the inner wall of the wet treatment box, a coal cinder particle layer is arranged at the bottom in the wet treatment box, a first communication hole is formed in the side wall of the wet treatment box and communicated with a heat exchange chamber through the first communication hole, the first communication hole is positioned above the coal cinder particle layer, an air inlet is formed in the top end of the side wall of the heat exchange chamber, a heat exchange component is arranged in the heat exchange chamber, a water inlet pipe is connected to the upper end of the heat exchange component, a water outlet pipe is connected to the lower end of the heat exchange component, a dry treatment box is arranged at the upper end in the wet treatment box, a second communication hole is formed in the bottom end of the side wall of the dry treatment, the spray header even has water supply installation through the water pump, the top is equipped with alkaline material spray tube in the dry-type processing case, alkaline material spray tube even has alkaline material storage device through the fan, the dry-type processing case top is equipped with the gas outlet, be equipped with residue clearance mouth on the dry-type processing case lateral wall.

The heat exchange assembly comprises a plurality of parallel folding heat exchange plates with cavities arranged inside, and each folding heat exchange plate is connected with a water inlet pipe and a water outlet pipe.

And a plurality of umbrella-shaped spray heads are arranged at the bottom of the spray header and the bottom of the alkaline substance spray header.

The utility model has the advantages that: the utility model discloses before carrying out wet-type processing to the flue gas, utilize the high heat that the heat transfer room contains the flue gas to carry out heat transfer recycle earlier, be favorable to the utilization of the energy, the shower pipe sprays the particulate matter that moisture washed the flue gas down, and filter through the cinder grained layer, the cinder grained layer is basicity, play neutralization reaction to the raffinate of acidity, avoid moisture secondary pollution, the cost is also lower, the flue gas after the wet-type processing further carries out further neutralization treatment through the alkaline material that the alkaline material spray line sprayed in the dry-type processing case, guarantee that the combustion gas acidity further reduces, avoid the polluted environment, the effect is better, can also save many alkaline materials, can through the periodic clearance residual of residue clearance mouth.

Drawings

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

in the figure: 1-a wet treatment tank; 2-a water outlet; 3-a coal cinder granule layer; 4-a first communication port; 5-a heat exchange chamber; 6-an air inlet; 7-a heat exchange assembly; 8-water inlet pipe; 9-water outlet pipe; 10-dry treatment tank; 11-a second communication port; 12-a spray header; 13-an alkaline substance spray tube; 14-an air outlet; 15-residue cleaning mouth; 16-umbrella-shaped spray heads;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in figure 1, a harmless flue gas treatment device comprises a wet treatment box 1, wherein a water outlet 2 is arranged at the bottom end of the side wall of the wet treatment box 1, a filter screen device is arranged at the position of the water outlet 2 on the inner wall of the wet treatment box 1, a coal cinder granular layer 3 is arranged at the bottom in the wet treatment box 1, a first communication hole 4 is arranged on the side wall of the wet treatment box 1 and communicated with a heat exchange chamber 5 through the first communication hole 4, the first communication hole 4 is positioned above the coal cinder granular layer 3, an air inlet 6 is arranged at the top end of the side wall of the heat exchange chamber 5, a heat exchange component 7 is arranged in the heat exchange chamber 5, the upper end of the heat exchange component 7 is connected with a water inlet pipe 8, the lower end of the heat exchange component is connected with a water outlet pipe 9, a dry treatment box 10 is arranged at the inner upper end of the wet treatment box, be equipped with spray header 12 in the wet-type processing case 1, spray header 12 is located the dry-type processing case 10 below, spray header 12 even has water supply installation through the water pump, the top is equipped with alkaline material spray pipe 13 in the dry-type processing case 10, alkaline material spray pipe 13 even has alkaline material storage device through the fan, the dry-type processing case 10 top is equipped with gas outlet 14, be equipped with residue clearance mouth 15 on the dry-type processing case 10 lateral wall.

The heat exchange assembly 7 comprises a plurality of parallel folding heat exchange plates with cavities arranged inside, and each folding heat exchange plate is connected with a water inlet pipe 8 and a water outlet pipe 9.

And a plurality of umbrella-shaped spray heads 16 are arranged at the bottom of the spray water pipe 12 and the bottom of the alkaline substance spray pipe 13.

The utility model discloses before carrying out wet-type processing to the flue gas, earlier utilize heat transfer room 5 to carry out heat transfer recycle with the high heat that the flue gas contains, be favorable to the utilization of the energy, spray header 12 sprays the particulate matter that moisture in with the flue gas and washes off, and filter through cinder grained layer 3, cinder grained layer 3 is basicity, play neutralization reaction to the raffinate of acidity, avoid moisture secondary pollution, the cost is also lower, the flue gas after the wet-type processing carries out further neutralization treatment through the alkaline material that alkaline material spray pipe 13 sprayed in dry-type processing case 10, guarantee that the combustion gas acidity further reduces, avoid the polluted environment, the effect is better, can also save many alkaline materials, can be through the periodic clearance residual of residue clearance mouth 15.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. The harmless flue gas treatment device is characterized by comprising a wet treatment box (1), wherein a water outlet (2) is arranged at the bottom end of the side wall of the wet treatment box (1), a filter screen device is arranged at the position of the water outlet (2) on the inner wall of the wet treatment box (1), a coal slag particle layer (3) is arranged at the bottom in the wet treatment box (1), a first communication hole (4) is formed in the side wall of the wet treatment box (1) and communicated with a heat exchange chamber (5) through the first communication hole (4), the first communication hole (4) is positioned above the coal slag particle layer (3), an air inlet (6) is formed in the top end of the side wall of the heat exchange chamber (5), a heat exchange component (7) is arranged in the heat exchange chamber (5), the upper end of the heat exchange component (7) is connected with an inlet pipe (8) and the lower end of the heat exchange component is connected with a water outlet pipe (, case (10) lateral wall bottom is handled to the dry-type and is equipped with second intercommunication mouth (11) and is linked together with wet-type processing case (1) through second intercommunication mouth (11), be equipped with spray header (12) in wet-type processing case (1), spray header (12) are located dry-type processing case (10) below, spray header (12) even have water supply installation through the water pump, the top is equipped with alkaline material spray pipe (13) in dry-type processing case (10), alkaline material spray pipe (13) even have alkaline material storage device through the fan, case (10) top is handled to the dry-type is equipped with gas outlet (14), be equipped with residue clearance mouth (15) on case (10) lateral wall is handled to the dry-type.

2. The harmless flue gas treatment device according to claim 1, wherein the heat exchange assembly (7) comprises a plurality of parallel folded heat exchange plates with cavities inside, and each folded heat exchange plate is connected with the water inlet pipe (8) and the water outlet pipe (9).

3. The harmless flue gas treatment device according to claim 2, wherein a plurality of umbrella-shaped spray heads (16) are arranged at the bottom of the spray water pipe (12) and the bottom of the alkaline substance spray pipe (13).