CN219200057U - A furnace dust suction device - Google Patents

Abstract

A furnace dust suction device, which effectively solves the problem of high flue gas treatment costs, which includes a furnace flue, the furnace flue is connected to an induced draft fan through a pipeline, the other end of the induced draft fan is connected to an air duct, and the other end of the air duct is connected to There is a treatment tower, a spray plate is installed in the treatment tower, the first ventilation pipe is fixed in the middle of the spray plate, a support plate is fixed in the treatment tower, an annular groove is provided on the upper surface of the support plate, and a drainage is provided in the middle of the support plate The left and right sides of the treatment tower are provided with a second ventilation pipe, the upper port of the second ventilation pipe is located above the support plate, the lower port of the second ventilation pipe is located below the support plate, and the lower end of the treatment tower is provided with an air outlet.

Description

A furnace dust suction device

technical field

The utility model relates to the technical field of boiler equipment, in particular to a furnace dust suction device.

Background technique

In industrial furnace equipment, the boiler is a common energy conversion equipment. The energy input to the boiler includes chemical energy and electric energy in combustion, and the boiler output has a certain amount of heat energy and steam, high-temperature water or organic heat carrier, and also produces A large amount of flue gas needs to be discharged. Since the flue gas also contains a lot of dust and impurities, direct discharge into the air will also cause a certain degree of pollution to the location of the discharge environment. Commonly used in the market is to use a bag filter, which is expensive , affecting economic benefits.

Utility model content

In view of the above situation, in order to overcome the defects of the prior art, the purpose of this utility model is to provide a furnace dust suction device, which effectively solves the problem of high cost of flue gas treatment.

The technical solution is to include the furnace flue, the furnace flue is connected to the induced draft fan through the pipeline, the other end of the induced draft fan is connected to the air pipe, the other end of the air pipe is connected to the treatment tower, and the spray plate is installed in the treatment tower , the middle position of the spray plate is fixed with the first ventilation pipe, the treatment tower is fixed with a support plate, the upper surface of the support plate is provided with a ring groove, the middle position of the support plate is provided with a drain pipe, and the left and right sides of the treatment tower are provided with a second ventilation pipe. The air pipe, the upper port of the second air pipe is located above the support plate, the lower port of the second air pipe is located below the support plate, and the lower end of the processing tower is provided with an air outlet.

Preferably, a water storage tank is provided under the treatment tower, a water pump is connected to the water storage tank, and the other end of the water pump communicates with the spray plate.

Preferably, the lower end of the drainage pipe is connected with a sedimentation tank.

Preferably, a plurality of filter screens are installed in the treatment tower, and the filter screens are located between the second ventilation pipe and the air outlet pipe.

Preferably, a plurality of spray heads are fixed on the lower surface of the spray plate, and the plurality of spray heads are distributed on the circumference of the first ventilation pipe.

Compared with the traditional equipment, the utility model has the following advantages: 1) It adopts double vacuuming process, first sprays the flue gas with water mist by spraying, and then divides the impurities in the flue gas to the sedimentation tank with water, effectively solving the problem of solid waste in the flue gas Vacuum treatment of particulate matter, combined with activated carbon filter, effectively removes toxic gases in the flue gas, and the flue gas treatment effect is good; 2) Combined with the second ventilation pipe to ensure that the gas after spraying flows to the filter, the structure is novel, It is combined with a storage tank and a sedimentation tank to realize water circulation, which is low in cost, economical and environmentally friendly, and reduces the burden on enterprises.

Description of drawings

Fig. 1 is a schematic diagram of the front view of the utility model.

Fig. 2 is a schematic diagram of the structure of the processing tower in the utility model.

Fig. 3 is a schematic diagram of the three-dimensional structure of the spray plate in the utility model.

Fig. 4 is a schematic diagram of the three-dimensional structure of the support plate and the second vent pipe in the present invention.

Detailed ways

The specific embodiments of the present utility model will be described in further detail below in conjunction with the accompanying drawings.

As shown in Figures 1 to 4, a furnace vacuum device includes a furnace flue 1, the furnace flue 1 is connected to an induced draft fan 2 through a pipeline, the other end of the induced draft fan 2 is connected to an air duct 3, and the air duct 3 The other end is connected with a treatment tower 4, a spray plate 5 is installed in the treatment tower 4, a first ventilation pipe 6 is fixed in the middle of the spray plate 5, a support plate 7 is fixed in the process tower 4, and a support plate 7 is installed on the upper surface of the support plate 7. An annular groove, a drainage pipe 8 is provided in the middle of the support plate 7, and a second air pipe 9 is provided on the left and right sides of the treatment tower 4. The upper port of the second air pipe 9 is located above the support plate 7, and the second air pipe 9 The lower port is located below the supporting plate 7 , and the lower end of the processing tower 4 is provided with an air outlet 10 .

A water storage tank 11 is provided below the treatment tower 4 , and a water pump 12 is connected to the water storage tank 11 , and the other end of the water pump 12 is connected to the spray plate 5 .

The lower end of the drain pipe 8 is connected with a sedimentation tank 13 .

A plurality of filter screens 14 are installed in the processing tower 4 , and the filter screens 14 are located between the second ventilation pipe 9 and the air outlet 10 .

A plurality of spray heads 15 are fixed on the lower surface of the spray plate 5 , and the plurality of spray heads 15 are distributed on the circumference of the first ventilation pipe 6 .

When the utility model is used, it needs to be explained that the terms "front", "rear", "left", "right", "upper", "lower" and other indicating directions or positional relationships are based on the front view, When the flue gas in the furnace needs dust removal treatment, the induced draft fan 2 is started, and under the action of the induced draft fan 2, the flue gas in the furnace flue 1 is sucked into the inside of the air duct 3, and the air duct 3 is connected to the processing tower 4. At the top, the flue gas enters the inside of the treatment tower 4, and enters the bottom of the spray pan 5 through the first ventilation pipe 6. At this time, the water pump 12 is started, and the water pump 12 transports the water to the interior of the spray pan 5, and sprays it out from the nozzle 15, so A plurality of nozzles 15 spray the flue gas input by the first ventilation pipe 6, which can effectively treat impurities in the flue gas, and the treated waste water falls on the support plate 7, and the upper surface of the support plate 7 is provided with an annular groove, which can The waste water on the support plate 7 is concentrated in the middle of the support plate 7, and the middle position of the support plate 7 is provided with a drainage pipe 8, which can smoothly discharge the waste water to the inside of the sedimentation tank 13 through the discharge pipe;

The gas after water treatment will be transported to the bottom of the support plate 7 in the treatment tower 4 through the second ventilation pipe 9, and a plurality of filter screens 14 are installed in the treatment tower 4, and the filter screen 14 is located between the second ventilation pipe 9 and the air outlet 10 In between, the gas will flow to the filter screen 14, the filter screen 14 is an activated carbon filter screen 14, which can handle organic gases such as benzenes such as toluene, xylene, benzene, phenols, esters, alcohols, aldehydes, and malodorous gases and gases containing Various gases with low concentration of trace heavy metals and large air volume can absorb and concentrate the waste gas, and the gas will be discharged through the air outlet 10 after being treated by the activated carbon filter 14. The dust removal effect is good, economical and environmentally friendly. In addition, the sedimentation tank 13 and the storage tank 11 are connected. The water after sedimentation in the sedimentation tank 13 flows to the storage tank 11 to realize multiple recycling of water, while impurities are deposited at the bottom of the sedimentation tank 13, saving energy and reducing costs.

This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the utility model belong to the technology of the utility model. protection scope of the program.

Claims (5)

1. The utility model provides a furnace dust extraction, a serial communication port, including furnace flue (1), furnace flue (1) are connected with draught fan (2) through the pipe, the other end of draught fan (2) is connected with tuber pipe (3), the other end of tuber pipe (3) is connected with handling tower (4), install in handling tower (4) and spray dish (5), spray dish (5) intermediate position is fixed with first breather pipe (6), handling tower (4) internal fixation has supporting disk (7), supporting disk (7) upper surface is equipped with the annular groove, supporting disk (7) intermediate position is equipped with drain pipe (8), handling tower (4) left and right sides is equipped with second vent pipe (9), the upper port of second vent pipe (9) is located the top of supporting disk (7), the lower port of second vent pipe (9) is located the below of supporting disk (7), the lower extreme of handling tower (4) is equipped with air outlet (10).

2. The dust collection device for the hearth according to claim 1, wherein a water reservoir (11) is arranged below the treatment tower (4), the water reservoir (11) is connected with a water pump (12), and the other end of the water pump (12) is communicated with the spray disc (5).

3. The dust collection device for the hearth according to claim 1, wherein the lower end of the water drainage pipe (8) is connected with a sedimentation tank (13).

4. A dust collection device for a furnace according to claim 1, wherein a plurality of filter screens (14) are installed in the processing tower (4), and the filter screens (14) are located between the second ventilation pipe (9) and the air outlet (10).

5. The dust collection device for the furnace chamber according to claim 1, wherein a plurality of spray nozzles (15) are fixed on the lower surface of the spray tray (5), and the spray nozzles (15) are distributed on the circumference of the first ventilation pipe (6).

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