CN110711452A - High-efficient dust collecting equipment of biomass fuel boiler - Google Patents
High-efficient dust collecting equipment of biomass fuel boiler Download PDFInfo
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- CN110711452A CN110711452A CN201910956632.8A CN201910956632A CN110711452A CN 110711452 A CN110711452 A CN 110711452A CN 201910956632 A CN201910956632 A CN 201910956632A CN 110711452 A CN110711452 A CN 110711452A
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Abstract
The utility model provides a biomass fuel boiler's high-efficient dust collecting equipment, including the dust removal case, including a motor, an end cap, a controller, and a cover plate, the dust removal incasement portion is divided into two upper and lower cavities by the baffle, the flue gas entry has been seted up to the lower cavity bottom one side of dust removal case, the fixed drip pan in upper portion of lower cavity, the drip pan is the cavity disc, evenly densely distributed apopore on the lower quotation of drip pan, the hanging wall face of drip pan is connected with the water pipe, the other end intercommunication of water pipe communicates to the catch basin top of setting in dust removal case one side, the outlet pipe has been seted up to one side that the bottom of lower cavity is close to the catch basin, go out water piping connection to the lower. According to the invention, flue gas discharged by the biomass fuel boiler is dedusted by water spraying to reduce larger particles in the flue gas, and then enters the electrostatic dedusting structure of the upper chamber, and the brush barrel with the brush rotates in the electrostatic dedusting process to remove accumulated dust adsorbed on the dust collecting pipe at any time, so that a high-efficiency dedusting effect is ensured.
Description
Technical Field
The invention relates to the field of dust removal equipment, in particular to high-efficiency dust removal equipment for a biomass fuel boiler.
Background
The biomass fuel boiler uses biomass energy as fuel, the biomass fuel is generally formed by pressing crops, trees, branches and leaves, grass and the like, in the process of burning the biomass fuel by the boiler, because the carbon content in the fuel is higher, the generated flue gas often contains certain dust, if the dust is directly discharged into the atmosphere, absorbable particulate matters can be formed in the atmosphere, so the environment and the human health are influenced, dust removal equipment needs to be designed for the biomass fuel boiler, the dust is easily accumulated in the dust removal equipment, so that filter holes are blocked, the air permeability of the filter equipment is poor, the dust removal effect is greatly reduced, and the combustion efficiency of the biomass fuel in the boiler is influenced by a reaction.
Disclosure of Invention
The invention provides a dedusting device for a biomass fuel boiler, which can effectively remove dust from flue gas generated by the biomass fuel boiler, thereby improving the safety and environmental protection performance of the biomass fuel boiler.
The technical scheme adopted by the invention is as follows:
a high-efficiency dust removing device of a biomass fuel boiler comprises a dust removing box, a motor, a gear, a corona electrode, a dust collecting pipe and a water collecting tank, wherein the inside of the dust removing box is divided into an upper cavity and a lower cavity by a partition plate, a flue gas inlet is formed in one side of the bottom of the lower cavity of the dust removing box, a water spraying disc is fixed on the upper portion of the lower cavity and is a cavity disc, water outlet holes are uniformly and densely distributed in the lower disc surface of the water spraying disc, a water pipe is connected to the upper disc surface of the water spraying disc, the other end of the water pipe is communicated to the top of the water collecting tank arranged on one side of the dust removing box, a water outlet pipe is formed in one side, close to the water collecting tank, of the bottom of the lower cavity and is connected to the lower portion of the water collecting tank, a gas outlet is formed in the upper portion of the lower cavity, a secondary, the dust collecting pipe is arranged in the circular groove, a cover plate with an inner groove on the bottom surface is fixed at the top of the dust removing box, a gear is connected to the middle of the inner groove of the cover plate through the cover plate by a shaft, an electrode disc is fixed on the bottom surface of the gear, an electric brush slip ring is arranged on the electrode disc, four corona electrodes are symmetrically and embedded on the periphery of the bottom surface of the electrode disc, the corona electrodes and the dust collecting pipe are connected to an external power supply through circuit wires and the electric brush slip ring, a motor is arranged on the cover plate and is connected with the gear by the shaft, a circle of vertical teeth are arranged on the inner side wall of the inner groove of the cover plate, two follow-up gears are meshed with the gear in the inner groove, one side teeth of the follow-up gears are meshed with the gear, the other side teeth are meshed with the teeth on the inner side wall of the inner groove, an annular hanging, the bottom surface of the follow-up gear is connected with a brush barrel through a rotating shaft, a brush is spirally wound on the brush barrel, and the upper part of the upper chamber of the dust removal box is provided with an exhaust port.
The diameter of the water spraying disc is the same as the inner diameter of the lower chamber of the dust removal box.
The bottom end of the water pipe connected with the top of the water collecting tank is connected with a corrugated pipe, and the bottom end of the corrugated pipe is connected with a horn mouth.
The bottom of the water collecting tank is fixedly connected with a funnel-shaped mud settling port, and the bottom of the mud settling port is connected with a gate valve.
The corona electrode and the dust collecting pipe are connected with an insulator before entering the cover plate, and an external power supply connected with the insulator is converted into high-voltage direct current through a rectifier and a transformer.
The water pipe is connected with a water pump.
The invention has the beneficial effects that: according to the invention, flue gas discharged by the biomass fuel boiler is subjected to water spraying and dust removal, larger particles in the flue gas are reduced, the primarily treated flue gas containing micro-dust enters the electrostatic dust removal structure of the upper chamber, the brush barrel with the brush rotates in the electrostatic dust removal process, accumulated dust adsorbed on the dust collection pipe is removed at any time, and the efficient dust removal effect is ensured.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Wherein: 1-cover plate; 2-hanging a block groove; 3-hanging a block; 4-a motor; 5, an insulator; 6-circuit lines; 7-axis; 8-gear; 9-a rotating shaft; 10-a follower gear; 11-an exhaust port; 12-a brush cylinder; 13-a brush; 14-a dust collecting pipe; 15-dust removal box; 16-a dust outlet; 17-an upper chamber; 18-a separator; 19-a water pump; 20-a water pipe; 21-a water spraying disc; 22-a bellows; 23-a bell mouth; 24-a mud settling port; 25-a gate valve; 26-a water outlet pipe; 27-a lower chamber; 28-air outlet; 29-flue gas inlet; 30-a pipeline; 31-a secondary air inlet; 32-corona electrode; 33-electrode disk; 34-teeth; 35-a water collecting tank.
Detailed Description
A high-efficiency dust removing device of a biomass fuel boiler comprises a dust removing box 15, a motor 4, a gear 8, a corona electrode 32, a dust collecting pipe 14 and a water collecting tank 35, wherein the dust removing box 15 is divided into an upper chamber and a lower chamber by a partition plate 18, one side of the bottom of a lower chamber 27 of the dust removing box 15 is provided with a flue gas inlet 29, the upper part of the lower chamber 27 is fixed with a water spraying disc 21, the water spraying disc 21 is a cavity disc, water outlet holes are uniformly and densely distributed on the lower disc surface of the water spraying disc 21, the upper disc surface of the water spraying disc 21 is connected with a water pipe 20, the other end of the water pipe 20 is communicated with the top of the water collecting tank 35 arranged on one side of the dust removing box 15, one side of the bottom of the lower chamber 27 close to the water collecting tank 35 is provided with a water outlet pipe 26, the water outlet pipe 26 is connected to the lower part of the water collecting tank 35, the upper, the bottom of the other side of the upper chamber 17 is provided with a dust outlet 16, the inner wall of the upper chamber 17 is provided with a circular groove, a dust collecting pipe 14 is arranged in the circular groove, the top of a dust removing box 15 is fixed with a cover plate 1 of which the bottom surface is provided with an inner groove, the middle of the inner groove of the cover plate 1 penetrates through the cover plate 1 through a shaft 7 to be connected with a gear 8, the bottom surface of the gear 8 is fixed with an electrode disc 33, an electric brush sliding ring is arranged on the electrode disc 33, four corona electrodes 32 are symmetrically and embedded on the periphery of the bottom surface of the electrode disc 33, the corona electrodes 32 and the dust collecting pipe 14 are connected to an external power supply through a circuit line 6 and the electric brush sliding ring, a motor 4 is arranged on the cover plate 1 and is connected with the gear 8 through the shaft 7, the inner side wall of the inner groove of the cover plate 1 is provided with a circle of vertical teeth 34, two follow-up gears, annular hanging piece groove 2 has been seted up to the inner groovy periphery on apron 1, and hanging piece groove 2 embeds there are two to hang piece 3, and every hanging piece 3 rotates with follower gear 10 through pivot 9 to be connected, and follower gear 10 bottom surface is connected with brush section of thick bamboo 12 through pivot 9, and the heliciform winding brush 13 on the brush section of thick bamboo 12, gas vent 11 has been seted up on the upper chamber 17 upper portion of dust removal case 15.
The diameter of the water spraying disc 21 is the same as the inner diameter of the lower chamber 27 of the dust removing box 15.
The bottom end of the water pipe 20 connected with the top of the water collecting tank 35 is connected with a corrugated pipe 22, and the bottom end of the corrugated pipe 22 is connected with a bell mouth 23.
The bottom of the water collecting tank 35 is fixedly connected with a funnel-shaped sludge settling opening 24, and the bottom of the sludge settling opening 24 is connected with a gate valve 25.
The corona electrode 32 and the dust collecting pipe 14 are connected with the insulator 5 before entering the cover plate 1, and an external power supply connected with the insulator is converted into high-voltage direct current through a rectifier and a transformer.
The water pipe 20 is connected with a water pump 19.
The present invention will be described in detail with reference to specific examples.
A high-efficiency dust removing device of a biomass fuel boiler comprises a dust removing box 15, a motor 4, a gear 8, a corona electrode 32, a dust collecting pipe 14 and a water collecting tank 35, wherein the dust removing box 15 is internally divided into an upper cavity and a lower cavity by a partition plate 18, a flue gas inlet 29 is formed in one side of the bottom of a lower cavity 27 of the dust removing box 15, a water spraying disc 21 is fixed on the upper part of the lower cavity 27, the water spraying disc 21 is a cavity disc, the diameter of the water spraying disc 21 is the same as the inner diameter of the lower cavity 27 of the dust removing box 15, so that water spraying of the water spraying disc 21 can cover the whole lower cavity 27 to realize comprehensive dust removal, water outlet holes are uniformly and densely distributed on the lower disc surface of the water spraying disc 21, a water pipe 20 is connected to an upper disc surface of the water spraying disc 21, the other end of the water pipe 20 is communicated to the top of the water collecting tank 35 arranged on one side of the dust removing box, when the biomass fuel boiler is placed in the water collecting tank 35, due to buoyancy, the bell mouth 23 is positioned in the upper layer water in the water collecting tank 35, the water for spraying is the upper layer water quality, one side of the bottom of the lower chamber 27 close to the water collecting tank 35 is provided with a water outlet pipe 26, the water outlet pipe 26 is connected to the lower part of the water collecting tank 35, the bottom of the water collecting tank 35 is fixedly connected with a funnel-shaped sludge settling port 24, the bottom of the sludge settling port 24 is connected with a gate valve 25, the water containing accumulated dust from the lower chamber 27 flows to the water collecting tank 35, the particle dust in the water is accumulated in the sludge settling port 24, then the gate valve 25 is periodically started to discharge, the upper part of the lower chamber 27 is provided with an air outlet 28, the lower part of the upper chamber 17 is provided with a secondary air inlet 31, the secondary air inlet 31 of the upper chamber 17 is communicated with an air outlet 28 pipeline 30 of the lower chamber 27, the flue gas, the upper chamber 17 is an electrostatic processing chamber, the bottom of the other side of the upper chamber 17 is provided with a dust outlet 16, the inner wall of the upper chamber 17 is provided with a circular groove, a dust collecting pipe 14 is arranged in the circular groove, the top of the dust removing box 15 is fixed with a cover plate 1 with an inner groove on the bottom surface, the middle of the inner groove of the cover plate 1 penetrates through the cover plate 1 through a shaft 7 to be connected with a gear 8, the bottom surface of the gear 8 is fixed with an electrode disc 33, four corona electrodes 32 are symmetrically and embedded on the periphery of the bottom surface of the electrode disc 33, the corona electrodes 32 and the dust collecting pipe 14 are connected to an external power supply through a circuit wire 6 and an electric brush slip ring, the corona electrodes 32 and the dust collecting pipe 14 are connected with an insulator 5 before entering the cover plate 1, and the connected external power supply is converted into high-voltage direct current through a rectifier and a transformer, so, the surface of a dust collecting pipe 14 is subjected to discharge deposition, a motor 4 is arranged on a cover plate 1 and is connected with a gear 8 through a shaft 7, the inner side wall of an inner groove of the cover plate 1 is provided with a circle of vertical teeth 34, two follow-up gears 10 are meshed with the gear 8 in the inner groove, one side teeth of the follow-up gears 10 are meshed with the gear 8, the other side teeth are meshed with the teeth 34 on the inner side wall of the inner groove, the periphery of the inner groove on the cover plate 1 is provided with an annular hanging block groove 2, two hanging blocks 3 are arranged in the hanging block groove 2, each hanging block 3 is rotatably connected with the follow-up gear 10 through a rotating shaft 9, the bottom surface of the follow-up gear 10 is connected with a brush barrel 12 through the rotating shaft 9, a brush 13 is spirally wound on the brush barrel 12, the gear 8 is driven by the motor 4 to rotate, the gear 8 drives the two follow-up gears 10 to rotate, the follow-up gear 10, meanwhile, the follow-up gear 10 rotates, and then the follow-up gear 10 drives the brush barrel 12 to rotate and revolve, so that accumulated dust on the inner wall of the dust collection pipe 14 is cleaned, accumulation of the accumulated dust is avoided, the ionization dust removal effect is not influenced, and an exhaust port 11 is formed in the upper portion of an upper chamber 17 of the dust removal box 15.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. A high-efficiency dust removing device of a biomass fuel boiler is characterized by comprising a dust removing box (15), a motor (4), a gear (8), a corona electrode (32), a dust collecting pipe (14) and a water collecting tank (35), wherein the dust removing box (15) is internally divided into an upper cavity and a lower cavity by a partition plate (18), a flue gas inlet (29) is formed in one side of the bottom of a lower cavity (27) of the dust removing box (15), a water spraying disc (21) is fixed on the upper portion of the lower cavity (27), the water spraying disc (21) is a cavity disc, water outlet holes are uniformly and densely distributed in the lower disc surface of the water spraying disc (21), a water pipe (20) is connected to the upper disc surface of the water spraying disc (21), the other end of the water pipe (20) is communicated to the top of the water collecting tank (35) arranged on one side of the dust removing box (15), a water outlet pipe (26) is formed in one side, which the bottom of the lower cavity (27), an air outlet (28) is formed in the upper portion of the lower chamber (27), a secondary air inlet (31) is formed in the lower portion of the upper chamber (17), the secondary air inlet (31) of the upper chamber (17) is communicated with the air outlet (28) of the lower chamber (27) through a pipeline (30), a dust outlet (16) is formed in the bottom of the other side of the upper chamber (17), a circular groove is formed in the inner wall of the upper chamber (17), a dust collecting pipe (14) is arranged in the circular groove, a cover plate (1) with an inner groove formed in the bottom surface is fixed to the top of the dust removing box (15), a gear (8) penetrates through the cover plate (1) through a shaft (7) in the middle of the inner groove of the cover plate (1), an electrode disc (33) is fixed to the bottom surface of the gear (8), an electric brush slip ring is arranged on the electrode disc (33), four corona poles (32) are symmetrically and embedded in the periphery of the bottom surface of the electrode disc (33), the, motor (4) set up on apron (1) and are connected with gear (8) through axle (7), round vertical tooth (34) have been seted up to the inside wall of the inner grove of apron (1), there are two follow-up gear (10) with gear (8) meshing in the inner grove, one side tooth and gear (8) meshing of follow-up gear (10), tooth (34) meshing on the other side tooth and the inner grove inside wall, annular hanger block groove (2) have been seted up to the inner grove periphery on apron (1), hanger block groove (2) embeds there are two hanger blocks (3), every hanger block (3) rotate with follow-up gear (10) through pivot (9) and are connected, follow-up gear (10) bottom surface is connected with brush section of thick bamboo (12) through pivot (9), heliciform winding brush (13) on brush section of thick bamboo (12), gas vent (11) have been seted up on clean room (17) upper portion of case (15).
2. The efficient dust removing apparatus for biomass fuel boiler according to claim 1, wherein the diameter of said water spraying tray (21) is the same as the inner diameter of the lower chamber (27) of the dust removing box (15).
3. The efficient dust removing equipment for the biomass fuel boiler according to claim 1, wherein the bottom end of the water pipe (20) connected with the top of the water collecting tank (35) is connected with a corrugated pipe (22), and the bottom end of the corrugated pipe (22) is connected with a bell mouth (23).
4. The efficient dust removing equipment of the biomass fuel boiler according to claim 1, wherein the bottom of the water collecting tank (35) is fixedly connected with a funnel-shaped sludge settling opening (24), and the bottom of the sludge settling opening (24) is connected with a gate valve (25).
5. The efficient dust removing device of the biomass fuel boiler according to claim 1, wherein the corona electrode (32) and the dust collecting pipe (14) are connected with an insulator (5) before entering the cover plate (1), and an external power supply connected with the insulator is converted into high-voltage direct current through a rectifier and a transformer.
6. The efficient dust removing apparatus for biomass fuel boiler according to claim 1, wherein a water pump (19) is connected to the water pipe (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956632.8A CN110711452A (en) | 2019-10-10 | 2019-10-10 | High-efficient dust collecting equipment of biomass fuel boiler |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910956632.8A CN110711452A (en) | 2019-10-10 | 2019-10-10 | High-efficient dust collecting equipment of biomass fuel boiler |
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| Publication Number | Publication Date |
|---|---|
| CN110711452A true CN110711452A (en) | 2020-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910956632.8A Pending CN110711452A (en) | 2019-10-10 | 2019-10-10 | High-efficient dust collecting equipment of biomass fuel boiler |
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| CN (1) | CN110711452A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082787A (en) * | 2021-03-23 | 2021-07-09 | 唐友慧 | Sewage impurity precipitation device convenient to clean |
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2019
- 2019-10-10 CN CN201910956632.8A patent/CN110711452A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113082787A (en) * | 2021-03-23 | 2021-07-09 | 唐友慧 | Sewage impurity precipitation device convenient to clean |
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