CN216062612U

CN216062612U - Dust removal device of biomass burner

Info

Publication number: CN216062612U
Application number: CN202122664256.0U
Authority: CN
Inventors: 王志平; 强建国; 李哲; 姜智慧
Original assignee: Changzhou Bo Ai Biomass Energy Technology Co ltd
Current assignee: Changzhou Bo Ai Biomass Energy Technology Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-03-18
Anticipated expiration: 2031-11-03

Abstract

The utility model discloses a dust removal device of a biomass burner, which comprises a burner body and a first dust removal chamber, wherein a first smoke pipeline is arranged at the top of the burner and the top of the first dust removal chamber, two sides of the first smoke pipeline are respectively communicated with the burner body and the first dust removal chamber, a water spraying barrel is fixedly arranged in the first dust removal chamber, a spiral drain pipe is arranged on the outer surface of the water spraying barrel, a plurality of spray holes are formed in the spiral drain pipe, a water storage bin is arranged on the side edge of the first dust removal chamber, a water delivery pump is arranged between the water storage bin and the first dust removal chamber, the input end of the water delivery pump is connected with the water storage bin through a pipeline, the output end of the water delivery pump is connected with a water supply pipe, the water supply pipe penetrates through the side wall of the first dust removal chamber to be connected with the spiral drain pipe, and a second dust removal chamber is further arranged on the side edge of the first dust removal chamber. The utility model can reduce the dust content of the fire outlet of the burner, prolong the service life of the equipment and improve the combustion efficiency.

Description

Dust removal device of biomass burner

Technical Field

The utility model belongs to the technical field of dust removal devices, and particularly relates to a dust removal device of a biomass burner.

Background

The biomass burner is an efficient combustion system; the biomass energy conversion system is a systematic device which utilizes biomass raw materials to carry out energy conversion and replaces traditional fuels (coal, gas and oil) to provide heat sources for equipment such as boilers and drying, and has the advantages of wide raw material adaptability, high combustion efficiency, high heating temperature, low environmental pollution, wide equipment application range, low cost, simple operation and the like. The method is the best choice for various industrial enterprises and individuals to treat industrial wastes and agricultural and forestry residues to perform energy-saving, environment-friendly modification and updating of coal furnaces, electric furnaces, oil furnaces and gas furnaces. However, the biomass particle fuel can generate a large amount of dust in the combustion process, and the dust is accompanied with the combustion of flame.

Application number 2012101721658 chinese utility model discloses a biomass burner goes out burner with dust collector, include: the device comprises a shell, a refractory wall on the inner layer of the shell, a combustion chamber, a safety valve in the combustion chamber, a fire tube on the side surface of the combustion chamber, a dust remover communicated with the fire tube, an ash storage hopper below the dust remover, a flange and a bolt which are used for connecting the fire tube with the dust remover, and a base. Through the mode, the dust removal device can filter and remove dust from the flame coming out of the combustion chamber, prevents dust from entering equipment to influence the performance of the equipment, and improves the heating efficiency. However, the dust removal effect in the above patent is not good and the effect of sparks cannot be completely eliminated.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a dust removal device of a biomass burner, which comprises a burner body and a first dust removal chamber, wherein a first smoke pipeline is arranged at the top of the burner and the top of the first dust removal chamber, two sides of the first smoke pipeline are respectively communicated with the burner body and the first dust removal chamber, a water spraying cylinder is fixedly arranged inside the first dust removal chamber, a spiral drain pipe is arranged on the outer surface of the water spraying cylinder, a plurality of spray holes are formed in the spiral drain pipe, a water storage bin is arranged on the side edge of the first dust removal chamber, a water delivery pump is arranged between the water storage bin and the first dust removal chamber, the input end of the water delivery pump is connected with the water storage bin through a pipeline, the output end of the water delivery pump is connected with a water supply pipe, the water supply pipe penetrates through the side wall of the first dust removal chamber to be connected with the spiral drain pipe, and a second dust removal chamber is also arranged on the side edge of the first dust removal chamber, and a second smoke pipeline is arranged between the first dust chamber and the second dust chamber, and a draught fan is arranged on the second smoke pipeline.

Preferably, a plurality of adsorption plates are arranged in the second dust removal chamber, a smoke circulating pipe is arranged at the upper end of the middle position of each adsorption plate, a first protection frame is arranged at the upper end of each smoke circulating pipe, a plurality of drainage holes are formed in the side edge of each smoke circulating pipe, and a first dust collection box is arranged at the bottom of the second dust removal chamber.

Preferably, the bottom of the second dust removal chamber is vertically provided with a separation plate, the separation plate is obliquely provided with a baffle plate, the baffle plate is provided with a gas passing hole with a gradually reduced aperture, and the bottom of the baffle plate is provided with a second dust collection box.

Preferably, a smoke exhaust port is formed in the top of the second dust chamber, an activated carbon adsorption layer is arranged inside the smoke exhaust port, and a second protection frame is arranged at the top of the smoke exhaust port.

Preferably, a filter plate is inserted into the bottom of the first dust removal chamber, a filter screen is arranged in the middle of the filter plate, and a circulating water tank is arranged at the bottom of the filter plate.

The utility model has the advantages that: be equipped with two clean rooms in this application, clear up the produced dust of biological particle burning through spraying water smoke and absorbent mode respectively, simultaneously, the water smoke that sprays in the first clean room can be got rid of the mars of mixing in the smoke and dust, eliminates the hidden danger that the mars brought.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a first dust chamber according to the present invention;

FIG. 3 is a schematic view of a second dust chamber according to the present invention;

FIG. 4 is a view showing the structure of a smoke circulating pipe according to the present invention;

in the figure: 1 combustor body, 2 first clean room, 3 first smoke and dust pipelines, 4 drench a water section of thick bamboo, 5 spiral drainpipe, 6 orifice, 7 water storage storehouse, 8 water delivery pump, 9 delivery pipes, 10 second clean room, 11 second smoke and dust pipelines, 12 draught fan, 13 adsorption plates, 14 smog runner pipe, 15 first protection frame, 16 drainage holes, 17 first dust collecting box, 18 division board, 19 baffles, 20 air passing holes, 21 second dust collecting box, 22 smoke and dust discharge ports, 23 active carbon adsorption layer, 24 second protection frame, 25 filter plates, 26 filter screens, 27 circulation basin.

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.

Example 1

As shown in fig. 1-3, a dust removing device of a biomass burner comprises a burner body 1 and a first dust removing chamber 2, wherein a first smoke duct 3 is arranged at the top of the burner and the top of the first dust removing chamber 2, two sides of the first smoke duct 3 are respectively communicated with the burner body and the first dust removing chamber 2, a water spraying cylinder 4 is fixedly arranged inside the first dust removing chamber 2, a spiral drain pipe 5 is arranged on the outer surface of the water spraying cylinder 4, a plurality of spray holes 6 are arranged on the spiral drain pipe 5, a water storage bin 7 is arranged at the side of the first dust removing chamber 2, a water delivery pump 8 is arranged between the water storage bin 7 and the first dust removing chamber 2, the input end of the water delivery pump 8 is connected with the water storage bin 7 through a pipeline, the output end of the water delivery pump 8 is connected with a water supply pipe 9, the water supply pipe 9 is connected with the spiral drain pipe 5 through the side wall of the first dust removing chamber 2, a second dust removing chamber 10 is also arranged at the side of the first dust removing chamber 2, a second smoke duct 11 is arranged between the first dust chamber 2 and the second dust chamber 10, and an induced draft fan 12 is arranged on the second smoke duct 11. A filter plate 25 is inserted into the bottom of the first dust chamber 2, a filter screen 26 is arranged in the middle of the filter plate 25, and a circulating water tank 27 is arranged at the bottom of the filter plate 25.

This embodiment is when using, the high temperature smoke and dust and the mars of production after the combustor burning are arranged first clean room 2 through first smoke and dust pipeline 3 in, water in with the reservoir bin 7 through delivery pipe 9 through water delivery pump 8 is carried to spiral drainage pipe 5 on, produce the water smoke through a plurality of orifices 6 on the spiral drainage pipe 5, do preliminary dust removal processing to smoke and dust and mars, and simultaneously, the water smoke also can cool down and eliminate the mars, the smoke and dust after preliminary dust removal processing carries out subsequent processing in getting into second clean room 10 through second smoke and dust pipeline 11. The water smoke can drive the bottom that drops of dust in the part smoke and dust, and filter screen 26 in the filter 25 of bottom can keep apart water droplet and mixed dust, and the water droplet falls into the circulating water tank 27 of bottom through filter screen 26, and the dust is piled up on filter screen 26, takes filter screen 26 out and to clear up the dust on filter screen 26 surface.

Example 2

As shown in fig. 3 to 4, this embodiment has the same parts as embodiment 1, and is different therefrom in that: be equipped with a plurality of adsorption plates 13 in the second clean room 10, the surface of adsorption plate 13 is equipped with the adsorbed layer, such as silica gel, alumina etc., adsorption plate 13 intermediate position upper end is equipped with smog runner pipe 14, the upper end of smog runner pipe 14 is equipped with first protective frame 15, smog runner pipe 14 is used for guaranteeing the flow of smoke and dust, the first protective frame 15 at top can prevent to have impurity to fall into smog runner pipe 14 from the top of second clean room 10 and cause the jam, a plurality of drainage holes 16 have been seted up to the side of smog runner pipe 14, the smoke and dust of further being convenient for flows, the bottom of second clean room 10 is equipped with first dust collecting box 17. The bottom of the second dust chamber 10 is vertically provided with a partition plate 18, the partition plate 18 is obliquely provided with a baffle plate 19, the baffle plate 19 is provided with a through air hole 20 with gradually reduced aperture, and the bottom of the baffle plate 19 is provided with a second dust collection box 21. The two dust collecting boxes are used for collecting falling dust, most of the dust enters the position below the baffle 19 through the baffle 19, the dust in the dust gradually falls into the second dust collecting box 21 under the action of gravity, the other part of the dust falls into the first dust collecting box 17, due to the wind power of the induced draft fan 12, more turbulent flow can be generated in the second dust removing chamber 10 to drive the dust to fly, due to the structural characteristics that the inner diameter of the air passing hole 20 in the baffle 19 is gradually reduced, most of the entering dust is difficult to come out, meanwhile, the turbulent flow effect caused by the fan can be reduced, the dust in the second dust removing chamber 10 is prevented from flying, the two dust collecting boxes can collect most of the dust, the top of the second dust removing chamber 10 is provided with a dust discharging port 22, the inner part of the dust discharging port 22 is provided with an activated carbon adsorption layer 23, and the top of the dust discharging port 22 is provided with a second protective frame 24, the active carbon adsorption layer 23 can further adsorb harmful substances in the smoke dust, and the second protection frame 24 can prevent external impurities from falling on the active carbon adsorption layer 23 to influence the adsorption effect.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a biomass burner's dust collector which characterized in that: the burner comprises a burner body (1) and a first dust removal chamber (2), wherein the top of the burner and the top of the first dust removal chamber (2) are provided with a first smoke pipeline (3), two sides of the first smoke pipeline (3) are respectively communicated with the burner body (1) and the first dust removal chamber (2), a water spraying barrel (4) is fixedly arranged inside the first dust removal chamber (2), the outer surface of the water spraying barrel (4) is provided with a spiral water discharging pipe (5), a plurality of spray holes (6) are formed in the spiral water discharging pipe (5), a water storage bin (7) is arranged on the side edge of the first dust removal chamber (2), a water delivery pump (8) is arranged between the water storage bin (7) and the first dust removal chamber (2), the input end of the water delivery pump (8) is connected with the water storage bin (7) through a pipeline, the output end of the water delivery pump (8) is connected with a water supply pipe (9), the utility model discloses a dust removal device, including delivery pipe (9), first clean room (2), second clean room (10), be equipped with second smoke and dust pipeline (11) between first clean room (2) and second clean room (10), be equipped with draught fan (12) on second smoke and dust pipeline (11), delivery pipe (9) pass the lateral wall of first clean room (2) and are connected with spiral drainage pipe (5).

2. The dust removing device of a biomass burner according to claim 1, characterized in that: be equipped with a plurality of adsorption plates (13) in second clean room (10), adsorption plate (13) intermediate position upper end is equipped with smog runner pipe (14), the upper end of smog runner pipe (14) is equipped with first protection frame (15), a plurality of drainage holes (16) have been seted up to the side of smog runner pipe (14), the bottom of second clean room (10) is equipped with first dust collecting box (17).

3. The dust removing device of a biomass burner according to claim 2, characterized in that: the vertical division board (18) that is equipped with in bottom of second clean room (10), slope on division board (18) and be provided with baffle (19), cross gas pocket (20) that the aperture gradually diminishes have been seted up on baffle (19), the bottom of baffle (19) is equipped with second dust collecting box (21).

4. The dust removing device of a biomass burner according to claim 3, characterized in that: the top of the second dust chamber (10) is provided with a smoke exhaust port (22), an activated carbon adsorption layer (23) is arranged inside the smoke exhaust port (22), and the top of the smoke exhaust port (22) is provided with a second protection frame (24).

5. The dust removing device of a biomass burner according to claim 4, characterized in that: the dust removing device is characterized in that a filter plate (25) is inserted into the bottom of the first dust removing chamber (2), a filter screen (26) is arranged in the middle of the filter plate (25), and a circulating water tank (27) is arranged at the bottom of the filter plate (25).