CN102798212B - Energy-saving and environmentally-friendly boiler - Google Patents

Energy-saving and environmentally-friendly boiler Download PDF

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Publication number
CN102798212B
CN102798212B CN201210315497.7A CN201210315497A CN102798212B CN 102798212 B CN102798212 B CN 102798212B CN 201210315497 A CN201210315497 A CN 201210315497A CN 102798212 B CN102798212 B CN 102798212B
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China
Prior art keywords
smokejack
bundle
water tank
boiler
water
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Expired - Fee Related
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CN201210315497.7A
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Chinese (zh)
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CN102798212A (en
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吴文东
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吴文东
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Priority to CN201210315497.7A priority Critical patent/CN102798212B/en
Publication of CN102798212A publication Critical patent/CN102798212A/en
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Publication of CN102798212B publication Critical patent/CN102798212B/en
Expired - Fee Related legal-status Critical Current
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Abstract

The invention discloses an energy-saving and environmentally-friendly boiler, which is characterized in that an interlayer-type water jacket is arranged between a hearth wall and a boiler shell body; three flue beams comprising a plurality of round exhaust pipes are vertically arranged in a water tank of the boiler; and the air and the fume in the boiler sequentially pass through a flue beam A, a fume and dust tank B arranged in the water tank and a flue beam C, enter a flue outlet, and are pumped by an exhaust fan to enter a chimney so as to be discharged into the air. The energy-saving and environmentally-friendly boiler has the advantages of reasonable structure, high thermal efficiency, sufficient combustion, no black smokes, good smoke and dust removing effects, environment friendliness and energy conservation. The temperature of smoke discharge is as low as about 35 DEG C, the thermal efficiency is high, and 45% to 50% of coal can be saved. The energy-saving and environmentally-friendly boiler can be widely used for heating, domestic water, steam production, bath and the like.

Description

Energy-saving, environmental protection boiler
Technical field
The present invention relates to a kind of boiler, particularly a kind of energy-saving, environmental protection boiler.
Background technology
Boiler miscellaneous in the market, and be the more of fuel with coal, for improving the heat utilization efficiency of boiler, in boiler design, generally all adopt anti-burning technology.The up-to-the-minute anti-burning design of back firing boiler utilizes two return flue that the heat of cigarette is carried out double absorption, namely reduces the heating surface area that smoke temperature turn increases water, thus serve the effect of energy-saving coal saving.But it is high to there is exhaust gas temperature, flue gas heat loss is large, and boiler thermal output is low, undercapacity, causes environment temperature high; Meanwhile, also there is the deficiency of a small amount of black smoke of emerging, do not reach environmental requirement.
Summary of the invention
For overcoming the deficiencies in the prior art, the invention provides rational in infrastructure, that the thermal efficiency is high a kind of energy-saving, environmental protection boiler.
The present invention is realized by following technology:
A kind of energy-saving, environmental protection boiler, comprise furnace shell, burner hearth, water tank, fire grate, water jacket, flue dust case, smokejack, chimney, it is characterized in that: between hearth wall and furnace shell, be provided with sandwich-type water jacket, water jacket is connected with boiler water tank, described burner hearth is divided into combustion chamber, anti-burning room and residue room by upper fire-grating and lower fire grating, be provided with the heat-exchange tube be connected with water tank, water jacket above combustion chamber, chamber front end is provided with charge door, and front end, residue room is provided with slag notch; 3 vertical bundle smokejack bundles are provided with in boiler water tank, often restraint smokejack bundle to be made up of some round smoke exhaust pipes, wherein the left side smokejack bundle A lower end with instead burn rear end, room and be connected, smokejack bundle A upper end is connected with the flue dust case A being located at water tank upper, flue dust case A is connected with the upper end of middle smokejack bundle B, smokejack bundle B lower end is connected with the flue dust case B be located in the middle part of water tank, the smokejack bundle C lower end on flue dust case B and the right be connected, smokejack bundle C upper end is connected with outlet flue, and outlet flue connects chimney; Venthole and filler is provided with at water tank upper.
Described upper fire-grating and lower fire grating are the water pipe composition of some hollow, and slant setting is in burner hearth, and the inside is high, and low near charge door, the upper end of water pipe is connected with water tank, and the lower end of water pipe is provided with the mouth of pipe, and the mouth of pipe is provided with stopper.
Air exhauster is equipped with at described outlet flue place, and air exhauster connects chimney.
The invention has the beneficial effects as follows: this energy-saving, environmental protection boiler have rational in infrastructure, the thermal efficiency is high, sufficient combustion, the advantage of, environmental protection and energy saving good without black smoke, smoke abatement and dust control, its exhaust gas temperature is low, and temperature of its smoke evacuation is close to about 35 DEG C, the thermal efficiency is high, and can economize on coal 45-50%; This boiler can be widely used in heating, domestic water, product steam, bathing etc.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Accompanying drawing 1 is the structural representation of energy-saving, environmental protection boiler of the present invention;
Accompanying drawing 2 is the cross-sectional of the smokejack bundle of energy-saving, environmental protection boiler of the present invention;
Accompanying drawing 3 is the structural representation of the fire grate of energy-saving, environmental protection boiler of the present invention;
In figure, 1 residue room, 2 slag notches, 3 lower fire gratings, 4 instead burn room, 5 stoppers, 6 upper fire-gratings, 7 charge doors, 8 furnace shells, 9 combustion chambers, 10 water jackets, 11 heat-exchange tubes, 12 flue dust case B, 13 smoke exhaust pipes, 14 smokejack bundle B, 15 smokejack bundle C, 16 air exhausters, 17 outlet flues, 18 chimneys, 19 filler, 20 ventholes, 21 flue dust case A, 22 water tanks, 23 smokejack bundle A, 24 water pipes.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention will be further described.Accompanying drawing is specific embodiments of the invention.This embodiment is a kind of energy-saving, environmental protection boiler, comprise furnace shell 8, burner hearth, water tank 22, fire grate, water jacket 10, flue dust case, smokejack, chimney 18, it is characterized in that: between hearth wall and furnace shell 8, be provided with sandwich-type water jacket 10, water jacket 10 is connected with boiler water tank 22, described burner hearth is divided into combustion chamber 9, anti-burning room 4 and residue room 1 by upper fire-grating 6 and lower fire grating 3, the heat-exchange tube 11 be connected with water tank 22, water jacket 10 is provided with above combustion chamber 9, front end, combustion chamber 9 is provided with charge door 7, and front end, residue room 1 is provided with slag notch 2, 3 vertical bundle smokejack bundles are provided with in boiler water tank 22, often restraint smokejack bundle to be made up of some round smoke exhaust pipes 13, wherein the smokejack bundle A23 lower end on the left side is connected with rear end, combustion chamber 9, smokejack bundle A23 upper end is connected with the flue dust case A21 being located at water tank 22 top, flue dust case A21 is connected with the upper end of middle smokejack bundle B14, smokejack bundle B14 lower end is connected with the flue dust case B12 be located in the middle part of water tank 22, the smokejack bundle C15 lower end on flue dust case B12 and the right be connected, smokejack bundle C15 upper end is connected with outlet flue 17, outlet flue 17 connects chimney 18, venthole 20 and filler 19 is provided with at water tank upper.Described upper fire-grating 6 and lower fire grating 3 are that the water pipe 24 of some hollow forms, and slant setting is in burner hearth, and the inside is high, and low near charge door 7, the upper end of water pipe 24 is connected with water tank 22, and the lower end of water pipe 24 is provided with the mouth of pipe, and the mouth of pipe is provided with stopper 5.Air exhauster 16 is equipped with at described outlet flue 17 place, and air exhauster 16 connects chimney 18.
In boiler of the present invention, first coal is added on the upper fire-grating 6 of combustion chamber 9, fall after partial combustion on the anti-lower fire grating 3 burning room 4 and burnout, water in fire grate, heat-exchange tube 11 and water jacket 10 is heated, because fire grate has certain inclination angle, the inside is high, low near charge door 7, and such design facilitates coal to fill out to put evenly that (when coal is placed on doorway, available instrument pushes away evenly inward, if the inside is low, need to take off outward, be inconvenient to operate, not easily even), air in burner hearth and flue gas are successively through smokejack bundle A23, flue dust case A21, smokejack bundle B14, flue dust case B12, smokejack bundle C15, enter outlet flue 17, enter chimney 18 through air exhauster 16 and enter air, be made up of some round smoke exhaust pipes 13 owing to often restrainting smokejack, water engaging surface in smoke exhaust pipe 13 and water tank 22 is long-pending large, heat exchanger effectiveness is high, the heat carried in air and flue gas heats the water in water tank 22, even if this structure coal burning is abundant, have that to have smoke abatement and dust control good, without black smoke, the feature of environmental protection and energy saving, its exhaust gas temperature is low, the temperature of its smoke evacuation is close to about 35 DEG C, the thermal efficiency is high, can be economized on coal 45-50%, in accompanying drawing, water tank 22 top is district of steaming, and the water vapour that boiler process of heating up water produces gathers this, if boiler is used for producing steam, it is suitable large that district of steaming should design, if only in order to heat up water, then district of steaming designs point just.Because the harm to fire grate of incrustation scale is very large, if stifled, water pipe 24, soon for burning out, so the outer end of the water pipe 24 of upper fire-grating 6 and lower fire grating 3 is provided with stopper 5, conveniently can clean incrustation scale.This boiler can be widely used in heating, domestic water, product steam, bathing etc.

Claims (2)

1. an energy-saving, environmental protection boiler, comprise furnace shell (8), burner hearth, water tank (22), fire grate, water jacket (10), flue dust case, smokejack, chimney (18), it is characterized in that: between hearth wall and furnace shell (8), be provided with sandwich-type water jacket (10), water jacket (10) is connected with boiler water tank (22), described burner hearth is divided into combustion chamber (9) by upper fire-grating (6) and lower fire grating (3), anti-burning room (4) and residue room (1), top, combustion chamber (9) is provided with and water tank (22), the heat-exchange tube (11) that water jacket (10) is connected, combustion chamber (9) front end is provided with charge door (7), residue room (1) front end is provided with slag notch (2), 3 vertical bundle smokejack bundles are provided with in boiler water tank (22), often restraint smokejack bundle to be made up of some round smoke exhaust pipes (13), the wherein smokejack bundle A(23 on the left side) lower end is connected with anti-room (4) rear end of burning, smokejack bundle A(23) upper end and the flue dust case A(21 being located at water tank (22) top) be connected, flue dust case A(21) with middle smokejack bundle B(14) upper end be connected, smokejack bundle B(14) lower end be located at water tank (22) middle part flue dust case B (12) be connected, the smokejack bundle C(15 on flue dust case B (12) and the right) lower end be connected, smokejack bundle C(15) upper end is connected with outlet flue (17), outlet flue (17) connects chimney (18), venthole (20) and filler (19) are provided with at water tank upper, water pipe (24) composition that described upper fire-grating (6) and lower fire grating (3) are some hollow, slant setting is in burner hearth, the inside is high, low near charge door (7), the upper end of water pipe (24) is connected with water tank (22), and the lower end of water pipe (24) is provided with the mouth of pipe, and the mouth of pipe is provided with stopper (5).
2. energy-saving, environmental protection boiler according to claim 1, is characterized in that: air exhauster (16) is equipped with at described outlet flue (17) place, and air exhauster (16) connects chimney (18).
CN201210315497.7A 2012-08-31 2012-08-31 Energy-saving and environmentally-friendly boiler Expired - Fee Related CN102798212B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210315497.7A CN102798212B (en) 2012-08-31 2012-08-31 Energy-saving and environmentally-friendly boiler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210315497.7A CN102798212B (en) 2012-08-31 2012-08-31 Energy-saving and environmentally-friendly boiler

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CN102798212A CN102798212A (en) 2012-11-28
CN102798212B true CN102798212B (en) 2015-04-29

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104034026B (en) * 2013-05-04 2018-01-26 临沂市欧科节能技术有限公司 The vertical heating conversion boiler that supplies water
CN103672842A (en) * 2013-11-26 2014-03-26 怀化市奇效节能科技有限公司 Multi-bend vertically-folded vapor generator

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2851961Y (en) * 2005-09-20 2006-12-27 徐东成 Reverse burning type energy-saving water boiler
CN101105337A (en) * 2006-07-16 2008-01-16 史敬成 Reverse burning type Environment-friendly boiler
CN201803451U (en) * 2010-07-08 2011-04-20 刘金生 Reverse combustion type dust-free boiler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2851961Y (en) * 2005-09-20 2006-12-27 徐东成 Reverse burning type energy-saving water boiler
CN101105337A (en) * 2006-07-16 2008-01-16 史敬成 Reverse burning type Environment-friendly boiler
CN201803451U (en) * 2010-07-08 2011-04-20 刘金生 Reverse combustion type dust-free boiler

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