CN101070995A - Environmental-protection energy-saving normal pressure hot-water boiler - Google Patents
Environmental-protection energy-saving normal pressure hot-water boiler Download PDFInfo
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- CN101070995A CN101070995A CN 200610079737 CN200610079737A CN101070995A CN 101070995 A CN101070995 A CN 101070995A CN 200610079737 CN200610079737 CN 200610079737 CN 200610079737 A CN200610079737 A CN 200610079737A CN 101070995 A CN101070995 A CN 101070995A
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- air regulator
- heat exchanger
- burner hearth
- heater
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Abstract
The invention relates to an environmental energy conversation normal pressure hot-water boiler with clean coal technology and apparent environmental energy conversation benefit. This hot-water boiler with new structure aims at solving the existing problems that combustion inadequately, bad environmental benefit and low work efficiency in the like boiler. The design characteristic of boiler including: the upper of tank is coal bin and the lower is funnel form burning room. The tank is under the inside of boiler body. Multi-opposite heteromorphism W resistance heat exchange device above the boiler body and communicate with burning room. There are upper, center and lower ventilation opening. This boiler has apparent environmental energy conversation benefit and transparent air-out and high work efficiency.
Description
Environmental-protection energy-saving normal pressure hot-water boiler of the present invention belongs to the normal-pressure hot-water boiler technology, relates in particular to a kind of normal-pressure hot-water boiler of clean coal technology.
Existing normal-pressure hot-water boiler structure is very not scientific and reasonable, the combustion system mistake, and air permeability is poor, it is insufficient to burn, the stoking deslagging leaks out, and burning of coal exists analyses carbon reaction and reduction reaction, and heat exchange method falls behind, waste is serious, pernicious gas and harmful substance carbon monoxide, hydrogen, water coal vapour, coal tar wet goods enter atmosphere, and chemical reaction is incomplete, and it is not thorough to burn, energy dissipation is serious, causes contaminated environment, utilization rate is low, working efficiency is poor.
Environmental-protection energy-saving normal pressure hot-water boiler of the present invention, a kind of novel boiler structure of scientific and reasonable environmental protection and energy saving is provided, fully according to the natural law, science utilization burning of coal characteristics, adopted a kind of new combustion system---horizontal burning, new heat exchange method---the normal-pressure hot-water boiler that how reverse special-shaped W resistance heat exchanger designs forms.Its goal of the invention be not only to eliminate the burning that existing similar boiler exists insufficient, waste energy, with serious pollution defective, and the normal-pressure hot-water boiler that makes this new construction has realized that exhaust is pure transparent, thermal efficiency height, environmental protection, energy-conservation, working efficiency is such target significantly.
In order to realize the purpose of invention environmental-protection energy-saving normal pressure hot-water boiler, its technical scheme is as follows: boiler is by body of heater, burner hearth, how reverse special-shaped W resistance heat exchanger formations such as (to call heat exchanger in the following text).Burner hearth is according to heat size size semicircular in shape, circle or square.Small-sized stove is established the single face burner hearth, semicircle, a secondary air regulator; Big-and-middle-sized stove is established two-sided burner hearth, and is circular or square, two secondary air regulators.Constitute by funnel-form combustion chamber, generating tube, air regulator, coal bunker chamber, coal bunker mouth, middle ventilating opening etc.Air regulator is made up of air regulator pipe, canopy hawk.Heat exchanger is made of trade, storage grey-way, the total road of exhaust etc. under flame increased channel, heat exchanger, the flame.Burner hearth is positioned at the body of heater bottom, and coal feeding hole is established on the top of burner hearth in burner hearth top integral sealing, body of heater front, also is used for ventilating, and the bottom sets out cinder notch, also is used for ventilating down.The air regulator pipe is positioned at the forward middle and lower part of boiler face burner hearth, is the inclined-plane and keeps at a certain distance away transversely arrangedly, and the welding of air regulator pipe two ends and hearth body both-side opening communicates in the hearth body external furnace body.Canopy hawk and air regulator pipe are isometric, and its side weld is connected on towards air regulator pipe side, funnel-form combustion chamber, and another side is adjacent with next root air regulator pipe, and separated by a distance, is skewed.Air regulator is continued to use the welding of steel plate and burner hearth inner seal up and down, forms cavity, and to body of heater outside opening, add dodge gate control and use wind, ventilating opening in the title is positioned at ventilation and following ventilation centre position.Generating tube is positioned at middle part, air regulator pipe the place ahead, guarantees with air regulator and holds certain distance, and welding direction is consistent with the air regulator pipe.U-lag bottom is positioned at centre position, two generating tubes top, and is consistent with air regulator pipe, generating tube direction, and two ends, U-lag make progress and uncoveredly communicate with the body of heater interior welds, and flame increased channel end opening is welded on U type trench bottom, and the flame increased channel communicates with the funnel-form combustion chamber.Heat exchanger is positioned at roof of the furnace, similar trouser legs shape, one is long and the other is short, two osculums at a gulp, one osculum connects flame increased channel upper port, communicate trade upper port under another osculum welding flame, two osculum approximate horizontal with the funnel-form combustion chamber, and far above big mouthful, big opening end is opened on outside the body of heater, adds the dodge gate sealing, so that remove dust stratification.In the trouser legs shape pipe up and down the dislocation before and after the dislocation equidistant level respectively weld certain section steel pipe several, in order to the collision heat exchange.The lower end, trade connects the storage grey-way of horizontal under the flame, and the storage grey-way is opened on outside the body of heater, adds the dodge gate sealing, so that remove dust stratification, and the vertical total road of exhaust of storage grey-way other end welding.The total road of exhaust is suitable for reading to be gone out the body of heater top and adds the weldering flange, connects chimney.The large-tonnage boiler is established a plurality of burner hearths in a body of heater, a shared storage grey-way, a shared total road of exhaust.
Environmental-protection energy-saving normal pressure hot-water boiler of the present invention has been compared following feature with similar existing normal-pressure hot-water boiler: finish functions such as raw coal combustion, vaporization, dedusting, heat utilization in the same body of heater.Horizontal burning, it is smooth to ventilate, ventilating opening directly enters coal-fired layer in the air warp, there is not grieshoch to stop, three ventilation air feed of upper, middle and lower abundance, particularly mix with burning gases ground evenly, burning do not analyse carbon reaction and reduction reaction, pernicious gas and harmful substance burning utilize, chemical reaction is complete.Heat exchanger carries out the resistance heat exchange, and the dust that flame carries in heat exchange is not discharged because gravity effect, effect of inertia, centrifugal action and collision effect are fallen in the storage grey-way.Be provided with coal bunker, utilize the automatic stoking of gravity effect.Static combustion, sufficient combustion, the exhaust flow velocity is low and temperature is low, heat utilization efficiency is high, no smoke contamination, protection environment, economize on resources, economize that the people is laborsaving, stoker's labour intensity reduces by half.
Accompanying drawing is an environmental-protection energy-saving normal pressure hot-water boiler vertical profile structural representation:
Below in conjunction with the embodiment accompanying drawing, this application for a patent for invention technology is done one describe in detail.Environmental-protection energy-saving normal pressure hot-water boiler can find out apparently that from accompanying drawing boiler is made up of body of heater 1, burner hearth 14, heat exchanger 19 etc.Burner hearth 14 is made up of coal bunker mouth 5, coal bunker 6, air regulator 7, canopy hawk 8, generating tube 9, slag notch 10, middle ventilating opening 11, air regulator pipe 12, funnel-form combustion chamber 13 etc.Heat exchanger 19 is made up of trade 17, the total road 18 of exhaust etc. under flame increased channel 4, heat exchanger 2, storage grey-way 15, cleaning door 16,3, the flame.Burner hearth 14 is positioned at the body of heater bottom, and is concordant with the body of heater bottom, seal welding.Coal bunker mouth 5, slag notch 10, middle ventilating opening 11 all go out outside the body of heater 1 from burner hearth 14 openings, and add dodge gate.Coal bunker mouth 5 communicates with coal bunker 6, and middle ventilating opening 11 communicates with the air regulator chamber, and the air regulator chamber communicates with funnel-form combustion chamber 13, and slag notch 10 communicates with air regulator 7 bottoms.Air regulator pipe 12 cloth covers are inclined, and the two sides air regulator is symmetrical, air regulator pipe 12 two and hearth wall welded seal, and outside opening and the burner hearth 14, communicate in body of heater.Canopy hawk 8 is welded on air regulator pipe 12 sides on one side, and another side and below air regulator pipe 12 stay certain distance.Generating tube 9 is welded between two air regulators, and consistent with air regulator pipe 12 directions, welding method is identical.The flame increased channel vertically inserts burner hearth 14, is welded on the U-lag bottom, and opening communicates with heat exchanger, U-lag and generating tube 9 are isometric, direction unanimity, welded seal, U-lag two bottom sides face seals top formation coal bunker 6 with 9 top connections with steel plate of generating tube, and funnel-form combustion chamber 13 is formed at the bottom.Heat exchanger 19 places in the body of heater 1, and on the burner hearth 14, heat exchanger 2 is tilting, certain section steel pipe of several horizontal of dislocation welding in the chamber, steel pipe opening outside, outside 2 big mouthfuls of openings of heat exchanger and the body of heater 1, claim cleaning door 3, add dodge gate, an osculum connects flame increased channel 4, another osculum connects trade 17 under the flame, trade 17 is vertically welded in an end of storage grey-way 15 under the flame, and the total road 18 of other end welding exhaust of storage grey-way 15 is outside the storage grey-way 15 opening bodies of heater 1, claim cleaning door 16, add dodge gate.Burner hearth 14 to the total road 18 of exhaust forms a complete hot switching path.
The invention environmental-protection energy-saving normal pressure hot-water boiler at air regulator 7 under-filled lime-ash, adds a certain amount of lump coal from coal bunker mouth 5 in the process of work operation, putting firewood into lights, after waiting to contain fire, add lump coal, put firewood once more into, Sheng Huohou, add a certain amount of lump coal again, treat that coal combustion is contained after, disposablely coal bunker 6 is filled up with mixed coal, coal is filled up the coal-fired space that consumes under the gravity effect, boiler enters normal operation.The wind direction that coal bunker mouth 5 enters sees through the coal seam down and participates in burning, make the coal of generating tube upper lateral part enter flameless combustion, the wind that middle ventilating opening 11 enters is the coal seam that canopy hawk 8 and a plurality of gaps of air regulator pipe 12 enter high-temp combustion by air regulator 7, because the gradient basically identical of stacking gradient and air regulator 7 naturally in coal seam, burning zone is the thickness of a qualification, wind is directly to enter heat zone, there is not grieshoch to stop, air quantity is again from three directions, carry out vaporization combustion effectively, do not possess reduction reaction conditions, the wind that slag notch 10 enters mainly participates in the burning of air regulator 7 bottom burning zones, cools off lime-ash simultaneously.The heat that coal produces is carried out the blocking type heat exchange at heat exchanger, in heat exchange, the dust that flame carries gravitate, effect of inertia, centrifugal action and collision effect in how reverse special-shaped W resistance heat exchanger 19 passages are fallen in storage grey-way 15.Utilize various natural forces to carry out dedusting,, open cleaning door 3,16, in time sweep the dust stratification that falls on the heat-exchange tube through after a while.The boiler stoking of this invention, slag tap and can not lead directly to atmosphere, cold air can't enter heat exchanger 19 and cause cooling, so just makes furnace temperature be in temperature constant state, and furnace temperature is stable, and the flue flow velocity is low and temperature is low.Therefrom the wind that enters of ventilating opening 11 is the main ventilation of flow maximum, and this wind almost is that horizontal direction penetrates burning zone through air regulator 7, so claim horizontal firing method, also can claim the sectional combustion method.Burning forms levels such as preheating, high temperature, completing combustion, cooling.Raw coal entered the volatile combustion stage before this, was the carbon burning stage then.Raw coal combustion and vaporescence carry out in a combustion chamber simultaneously.In a word, the fuel of prior art waste no longer wastes, economizes on resources, protects environment, working efficiency remarkable.
Environmental-protection energy-saving normal pressure hot-water boiler of the present invention is large, medium and small type.Small-sized and big-and-middle-sized comparing, its structure are the burner hearth semicirculars in shape, and how reverse special-shaped W resistance heat exchanger places in another semicircle, with arrangement before and after the burner hearth.The big-and-middle-sized elevator that adds is thrown coal.The environmental-protection energy-saving normal pressure hot-water boiler product, structurally similar, indivedual local differences are the change of form, belong to same inventive concept, and its structure is identical.
Claims (3)
1. an environmental-protection energy-saving normal pressure hot-water boiler contains body of heater, chimney, it is characterized in that also containing coal bunker, the funnel-form combustion chamber, many reverse special-shaped W resistance heat exchangers, the coal bunker mouth, middle ventilating opening, cleaning door, slag notch, burner hearth and body of heater stay certain interval to be fixed on bottom in the body of heater, two bottoms are concordant, seal welding, the coal bunker mouth, middle ventilating opening, cleaning door and body of heater are interlinked to the outside, the bottom is spacious logical with space for collecting ashes in a stove, burner hearth communicates with how reverse special-shaped W resistance heat exchanger, burner hearth is according to the body of heater shape, the heat size size is divided semicircle, circular, square, because the inclined of air regulator is arranged, the combustion chamber of burner hearth is funnel-form, semicircle burner hearth is arranged with how reverse special-shaped W resistance heat exchanger and burner hearth front and back, is half funnel-form, spherical hearth, the how reverse special-shaped W resistance heat exchanger of square burner hearth places roof of the furnace.
2. environmental-protection energy-saving normal pressure hot-water boiler as claimed in claim 1, it is characterized in that burner hearth is by coal bunker, the funnel-form combustion chamber, air regulator, generating tube, the flame increased channel is formed, air regulator is again by the air regulator pipe, the canopy hawk is formed, air regulator tiltedly is distributed in the burner hearth side, it is horizontal that the air regulator pipe is, the canopy hawk is between the air regulator pipe, and be welded on an air regulator pipe side and next air regulator Guan Liuyi determining deviation, make the air regulator chamber communicate with the combustion chamber, air regulator continue to use steel plate and burner hearth seal welding up and down, the air regulator chamber is opened on hearth wall and body of heater, communicates ventilating opening in the title with the external world, if dodge gate, two generating tubes keep at a certain distance away with air regulator respectively between two air regulators, and generating tube and adjacent U-lag bottom sides seal with steel plate along direction, last formation coal bunker, following formation funnel-form combustion chamber.
3. the described environmental-protection energy-saving normal pressure hot-water boiler of claim 1, it is characterized in that how reverse special-shaped W resistance heat exchanger is by the flame increased channel, heat exchanger, trade under the flame, the storage grey-way, the total road of exhaust, compositions such as cleaning door, the flame increased channel fixedly communicates with heat exchanger one osculum, heat exchanger is opened on outside the body of heater for big mouthful, if dodge gate, the trade fixedly communicates under another osculum and the flame, the trade fixedly communicates with the storage grey-way under the flame, the storage grey-way communicates with the total road of exhaust, the storage grey-way is opened on outside the body of heater, if dodge gate, heat exchanger is tilting, weld several in the heat exchanger chamber and be opened on the steel pipe of heat exchanger two sides, the flame increased channel, trade under the flame, the total road of exhaust all is vertical configuration, and formation flame increased channel is holistic special-shaped W seal channel to the total road of exhaust.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200610079737 CN101070995A (en) | 2006-05-11 | 2006-05-11 | Environmental-protection energy-saving normal pressure hot-water boiler |
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| CN 200610079737 CN101070995A (en) | 2006-05-11 | 2006-05-11 | Environmental-protection energy-saving normal pressure hot-water boiler |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062415A (en) * | 2010-04-11 | 2011-05-18 | 梁长安 | Environmentally-friendly and energy-saving household micro boiler |
| CN102162638A (en) * | 2010-02-20 | 2011-08-24 | 梁长安 | Smokeless multipurpose coal furnace |
| CN102829461A (en) * | 2012-06-27 | 2012-12-19 | 梁长安 | Steam-water boiler adopting solid fuel ignition without generating smoke |
| CN103123168A (en) * | 2013-03-05 | 2013-05-29 | 梁长安 | Improved environment-friendly and energy-saving type constant-pressure water boiler |
-
2006
- 2006-05-11 CN CN 200610079737 patent/CN101070995A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102162638A (en) * | 2010-02-20 | 2011-08-24 | 梁长安 | Smokeless multipurpose coal furnace |
| CN102062415A (en) * | 2010-04-11 | 2011-05-18 | 梁长安 | Environmentally-friendly and energy-saving household micro boiler |
| CN102062415B (en) * | 2010-04-11 | 2015-08-19 | 梁长安 | Environment-protecting energy-saving type domestic miniature boiler |
| CN102829461A (en) * | 2012-06-27 | 2012-12-19 | 梁长安 | Steam-water boiler adopting solid fuel ignition without generating smoke |
| CN102829461B (en) * | 2012-06-27 | 2014-06-18 | 梁长安 | Steam-water boiler adopting solid fuel ignition without generating smoke |
| CN103123168A (en) * | 2013-03-05 | 2013-05-29 | 梁长安 | Improved environment-friendly and energy-saving type constant-pressure water boiler |
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Open date: 20071114 |