CN102840664B - Smoke-free hot water boiler without high chimney - Google Patents

Abstract

The invention discloses a smoke-free hot water boiler without a high chimney, which relates to a smoke-free environment-friendly hot water boiler with remarkable energy-saving benefit. According to the boiler with the novel structure, the technical problems of incomplete combustion, waste of energy, production of smoke during combustion, severe pollution and low working benefit existing in boilers of the same type are solved. The smoke-free hot water boiler is characterized in that a smoke-free combustion hearth is fixed below the inside of a furnace body; an inverted-V-shaped wind frame is arranged; a gasifying tube and a coal distributing tube are arranged at the both sides of the wind frame; a heat exchange box is arranged on the upper part of the smoke-free combustion hearth; a hopper-shaped coal cabin is formed by adjacent spaces; the heat exchange box is communicated with a lower ash settling cabin arranged below to form a dedusting heat exchanger system; and the smoke-free combustion hearth is communicated with the lower ash settling cabin, is communicated with the heat exchange box, and is provided with an air hole, a coal cabin hole, a slag hole and a dust removing hole. Due to the adoption of the boiler without the high chimney, the cityscape is not influenced, smoke is not generated, environment friendliness is realized, energy is saved, natural force is adopted instead of human force, and labor force is saved. The smoke-free hot water boiler is mainly applied to the aspect of normal-pressure water heating.

Description

A kind of without the not raw cigarette hot-water boiler of chimney stalk

Technical field

One of the present invention belongs to normal-pressure hot-water boiler technology without the not raw cigarette hot-water boiler of chimney stalk, relates in particular to without the not normal-pressure hot-water boiler of raw cigarette of the fuel combustions such as chimney stalk fire coal, timber, rubbish.

Background technology

Existing conventional hot water boiler is not scientific and reasonable, analyses charcoal reaction when burning, and reduction reaction occurs, and burning is smoldered, ventilation rate variance, unreasonable with wind, thick when thin when coal-fired layer, ignition temperature is unstable, it is attractive in appearance that chimney stalk affects city, waste energy, and contaminated environment.In a word, the existing similar normal-pressure hot-water boiler thermal efficiency is low at present, and working efficiency is not high.

Summary of the invention

A kind of novel pan furnace structure that a kind of scientific and reasonable, environmental protection and energy saving are provided without the raw cigarette hot-water boiler of chimney stalk of the present invention, its goal of the invention is not only to have eliminated that the raw cigarette that existing similar boiler exists is smoldered, the drawback of flue gas difficult treatment and consumption of natural resource (power, steel) and waste energy, with serious pollution defect, the normal-pressure hot-water boiler of this new construction has realized that the thermal efficiency is high, the remarkable such target of working efficiency simultaneously.

In order to realize a kind of goal of the invention without the raw cigarette hot-water boiler of chimney stalk, its technical scheme is as follows: be thisly made up of body of heater, raw cigarette combustion chamber, dedusting heat exchanger etc. without the raw cigarette hot-water boiler of chimney stalk.Body of heater ambient surface is made up of air port, right slag notch, left slag notch, lower shallow lake ash Hatch Opening, upper right shallow lake ash Hatch Opening, upper left shallow lake ash Hatch Opening, right coal-hatch, left coal-hatch, spontaneous combustion ventilation duct, automatic wind lid, delivery port, water inlet, thermometer, water-level gauge.Not raw cigarette combustion chamber is made up of right vapor lamp, left vapor lamp, right coal-separating pipe, left coal-separating pipe, wind frame pipe, split-wind plate, right UNICOM mouth, Left-wing Federation's port.Dedusting heat exchanger is made up of lower shallow lake ash silo, tedge, heat exchange case, upper spacer, lower clapboard, heat exchanger tube, down-comer.Body of heater becomes the three-dimensional box of rectangle by steel plate seal welding, but bottom recording quantity.Body of heater divides various passwaies annex is all around installed respectively outward, and adds a cover.It is forward that not raw cigarette combustion chamber is positioned at body of heater below, and the lower shallow lake ash silo both sides upper side adjacent with rear communicates, many wind frame pipes are inverted " V " font and arrange, cannot not be placed in rawly in the middle of cigarette combustion chamber, vapor lamp, coal-separating pipe divides left and right up and down at a distance of the certain distance of wind frame pipe, wind frame pipe, vapor lamp, the equidirectional two ends of the coal-separating pipe mouth of pipe cannot not be welded on rawly respectively on the antetheca and rear wall of cigarette combustion chamber, the mouth of pipe communicates with water layer, split-wind plate is welded on wind frame pipe towards vapor lamp on one side, the tube wall downside of coal-separating pipe direction is to declivity, stay certain distance gap with the side of lower adjacent wind frame.Coal mouth direction inclined-plane steel plate and not raw three water layer plate welded seals of cigarette combustion chamber face up on gasification tube wall, below gasification tube wall, use same procedure welded seal, but steel plate is horizontal, the cavity and the water layer that form are integral, middle lower opening and the body of heater front of wind frame are interlinked to the outside, and establish door to control air quantity, and the side, below of wind frame is also lower bottom part and the isometric opening of wind frame pipe of the left and right sides of body of heater, make not give birth to cigarette combustion chamber and body of heater and be interlinked to the outside, so that slagging-off.The raw cigarette combustion chamber of the body of heater inner bottom part heat exchange case adjacent with top at intervals, forms a similar funnelform cavity as coal bunker, time and do not give birth to cigarette combustion chamber and communicate, body of heater two middle side parts establish coal-hatch and body of heater is interlinked to the outside.Heat exchange case is welded into and the box of raw cigarette combustion chamber topside area with large two square more flat and sealings, lower box height is larger, box is also neat up and down, and several heat exchanger tubes are vertically welded between two boxes, and the heat exchange mouth of pipe communicates with two boxes, form upper and lower two cavitys of heat exchange box, upper plenum is laterally therefrom spaced apart with upper spacer, becomes two left and right cavitys with area, at the same shorter lower clapboard of position welding of lower cavity, dividing plate on one side stays passage approaching stokehold, and two cavitys are communicated on one side.With the larger-diameter steel pipe 90 degree elbows that add suitable for reading, substantially vertical, the left cavity trailing flank seal welding of suitable for reading and heat exchange case top, end opening seal welding, in the centre position of lower shallow lake ash silo, makes lower shallow lake ash silo communicate with the top trailing flank of heat exchange case.Lower shallow lake ash silo cannot not be positioned at rawly the rear of cigarette combustion chamber, become the box of " recessed " font with Plate Welding, directly respectively open flatly towards coal-fired thorax one side above protruding on both sides, claim left and right UNICOM mouth, communicate with not raw cigarette combustion chamber, in downside and the body of heater opening seal welding of lower shallow lake ash silo, be interlinked to the outside with body of heater, establish door and add a cover.With the pipe same with tedge, add elbow, vertical, the right cavity trailing flank seal welding of suitable for reading and heat exchange case top, end opening adds elbow towards body of heater right side seal welding approaching ash silo top position, lower shallow lake, and opening's edge is established multiple bolts, and connect air-introduced machine pipe, heat exchange case is communicated with air-introduced machine.

One of the present invention is compared and is had following feature with similar existing normal-pressure hot-water boiler without the not raw cigarette hot-water boiler of chimney stalk.Fuel reaction in so not raw cigarette combustion chamber produces different variations; due to cloth coal utilization Action of Gravity Field; naturally stacked Angulation changes by the condition of wind; do not analyse charcoal reaction and reduction reaction; meet the requirement of the mankind to protection of the environment and the saving energy; not raw cigarette smokelessly can emit, and turns waste into wealth, and the energy calorific value of equal number and quality is increased greatly.Carry out heat exchange in the inside, vexed formula space, be conducive to utilize calorific value, the distance that heat enters heat-exchange system from low level is long, through oppositely utilizing for several times, finally to be discharged by low level, the dust that flame carries is under Action of Gravity Field, effect of inertia, when large space by heat-exchange system, flow velocity is very low, a large amount of dusts fall in the ash silo of shallow lake, concentrate upper coal burning boiler long the duration of operation, laborsavingly save worry.

Brief description of the drawings

Accompanying drawing is a kind of without the not raw cross-sectional structural representation of cigarette hot-water boiler of chimney stalk.

Detailed description of the invention

Below in conjunction with embodiment accompanying drawing, this application for a patent for invention is done with detailed explanation.A kind of without the not raw cigarette hot-water boiler of chimney stalk, from accompanying drawing, can find out apparently that boiler is made up of body of heater 1, combustion chamber 2, heat exchanger 3.Body of heater 1 is made up of air port 4, right cinder notch 5, left cinder notch 6, the grey Hatch Opening 7 in lower shallow lake, the grey Hatch Opening 8 in upper right shallow lake, the grey Hatch Opening 9 in upper left shallow lake, air-introduced machine interface 10, right coal-hatch 11, left coal-hatch 12, gravity-flow ventilation pipe 13, automatic wind lid 14, delivery port 15, thermometer 16, water-level gauge 17.Not raw cigarette combustion chamber 2 is by right vapor lamp 18, left vapor lamp 19, right coal-separating pipe 20, left coal-separating pipe 21, wind frame pipe 22, split-wind plate 23, right UNICOM mouth 24, Left-wing Federation's port 25.Dedusting heat exchanger 3 is by lower shallow lake ash silo 26, tedge 27, heat exchange case 28, upper spacer 29, lower clapboard 30, heat exchanger tube 31, down-comer 32.The air port 4 of body of heater 1 is located in the middle of the front lower of body of heater 1, if lid, it is the main thoroughfare of boiler wind, can close at any time and control air quantity, right slag notch 5, left slag notch 6 are located at 1 liang of side lower part of body of heater along the each rectangle slag notch of body of heater 1, also communicate with wind frame both sides, set at a side lower part of body of heater 1 the grey Hatch Opening 7 that forms sediment, add a cover, communicate with lower shallow lake ash silo 26.The grey Hatch Opening 8 in upper right shallow lake, the grey Hatch Opening 9 in upper left shallow lake are opened on respectively the front upper of body of heater 1, add a cover, and communicate with the bottom of heat exchange case 28.One middle part, the side air-introduced machine interface 10 of establishing to the rear of body of heater 1, air-introduced machine communicates with down-comer 32, and right coal-hatch 11 is established at the middle part, two sides of body of heater 1, and left coal-hatch 12, adds a cover, and communicates with coal bunker.Gravity-flow ventilation pipe 13 is through the top cover vertical seal welding of body of heater 1, gravity-flow ventilation pipe 13 lower nozzles are communicated with heat exchange case 28, add 90 degree elbows on the top of gravity-flow ventilation pipe 13 upper orifices, the elbow mouth of pipe cuts into beveled mouth, mouth inclined-plane down, live and be connected with automatic wind lid 14 with loose-leaf in the top growing on inclined-plane, enable in blower fan situation and automatically close, after blower fan stoppage in transit, automatic wind lid 14 is automatically sagging, air quantity just cannot not maintain rawly the stable of cigarette combustion chamber 2 coal seam flames to be continued, delivery port 15 is located on the top cover of body of heater 1, communicate with the inside water layer of body of heater 1, establish into water return outlet below in any side of body of heater 1, and communicate with the inside water layer of body of heater 1, thermometer 16, water-level gauge 17 is located at body of heater 1 any position, top, side.The not right vapor lamp 18 of raw cigarette combustion chamber 2, left vapor lamp 19, right coal-separating pipe 20, left coal-separating pipe 21, wind frame pipe 22, split-wind plate 23 and body of heater 1 longitudinal arrangement, is not giving birth on the front and rear wall of cigarette combustion chamber 2 at all mouths of pipe two ends respectively seal welding, wind frame pipe 22 is arranged in down " V " font, become two steeper inclined-planes of left and right, right vapor lamp 18, left vapor lamp 19 is located at the both sides, top of wind frame also at a distance of certain distance, right coal-separating pipe 20, left coal-separating pipe 21 is located at the middle part, inclined-plane of wind frame, at a distance of certain distance seal welding, one side towards downward-sloping welding split-wind plate 23 below the side of vapor lamp and coal-separating pipe direction at wind frame pipe 22 respectively, and the wind frame pipe 22 adjacent with below is at a distance of certain gap, can make the wind in air port 4 pass through, be uniformly distributed.Right UNICOM mouth 24, Left-wing Federation's port 25 difference openings are in the rear wall both sides eminence of not giving birth to cigarette combustion chamber 2, communicate with the side of adjacent lower shallow lake ash silo 26, and seal welding, two vapor lamp tops seal with Plate Welding towards coal bunker mouth inclined-plane, lower horizontal is to the water layer welded seal towards body of heater 1 with steel plate, and the water layer that forms triangle water body and body of heater 1 is lumped together.The lower shallow lake ash silo 26 of dedusting heat exchanger 3 is between not raw cigarette combustion chamber 2 rears and body of heater 1, become the long box of " recessed " font with Plate Welding, projection side, both sides and the not rear wall openings connection of raw cigarette combustion chamber 2, become seal channel, output body of heater 1 in a bottom of box, to being interlinked to the outside, add a cover, be called the grey Hatch Opening 7 in lower shallow lake, what ash silo 26 centres in lower shallow lake were recessed welds tedge 27 above, and top adds elbow and communicates with heat exchange case 28.Heat exchange case 28 cannot not be positioned at rawly the top of cigarette combustion chamber 2, make identical with not raw cigarette combustion chamber 2 plane sizes with steel plate, two more flat boxes, one on the other, the middle bottom surface that is vertically welded in upper box with the sealing suitable for reading of several heat exchanger tubes 31, end opening is welded on above the top cover of lower box, two boxes are communicated comprehensively, form upper and lower two cavitys, upper plenum longitudinally makees upper spacer 29 with steel plate with body of heater 1, become respectively two equal left and right cavitys from spaced intermediate, deserve to be called left cavity and upper right cavity, lower clapboard 30 is shorter, with upper plenum same position, but towards body of heater 1 front to position stay breach, the bottom cavity of heat exchange case 28 is communicated.The upper left cavity of heat exchange case 28 side below and the top elbow seal welding of tedge 27, make lower shallow lake ash silo communicate with heat exchange case 28.Side below, heat exchange case 28 the right adds elbow seal welding with vertical down-comer 32 upper ends, and lower end adds elbow and stretches out body of heater 1 seal welding, and air-introduced machine interface 10 is communicated with heat exchange case 28.Entirety forms the upper left cavity heat exchanger tube 31 by air port 4, right cinder notch 5, left cinder notch 6, right coal-hatch 11, left coal-hatch 12 and right UNICOM mouth 24, Left-wing Federation's port 25, lower shallow lake ash silo 26, tedge 27, heat exchange case 28, the grey Hatch Opening 9 in upper left shallow lake, the adjacent grey Hatch Opening 8 in upper right shallow lake, upper right cavity heat exchanger tube 31, down-comer 32, air-introduced machine interface 10 is complete to one of air-introduced machine, the passage of sealing, completes heat exchange and the reverse hot-fluid ash disposal process that flows several times.

Invent a kind of without the raw cigarette hot-water boiler of chimney stalk crossing in title in work operation, boiler topped up with water, close the grey Hatch Opening 7 in lower shallow lake, the grey Hatch Opening 8 in upper right shallow lake, the grey Hatch Opening 9 in upper left shallow lake, first at slag notch 5 and slag notch 6 places, frame is spread a certain amount of slag with the wind, from right coal-hatch 11, left coal-hatch 12 interpolates a small amount of coal, interpolate subsequently a certain amount of firewood, light, start air-introduced machine, under blast, automatic wind lid 14 is closed automatically, treats that firewood combustion to a certain extent, add a small amount of coal, wait for that stove fire prosperously disposable coal to be filled to coal bunker afterwards.Coal is from wind frame and right vapor lamp 18, the space of left vapor lamp 19 is dropped on wind frame and is become inclined-plane, because the angle of chamfer of wind frame is different with the angle of stacking naturally of coal, the coal of dropping into is subject to right coal-separating pipe 20, the obstruction of left coal-separating pipe 21, make to cover coal seam thickness on wind frame inclined-plane basically identical, and coal combustion area is increased, along with increasing of furnace temperature, be layered on coal on wind frame all the time in fired state, extend to wind top of the trellis, in coal bunker, certain thickness coal burns simultaneously, because the supply of wind is unimpeded, the wind large area in air port 4 is supplied with burning zone, particularly be not subject to the obstruction of grieshoch, supply with the coal seam of burning.The wind of right cinder notch 5, left cinder notch 6 is the burning wind that effective supply does not also have the slag of after-flame to remain valid, the reactive combustion that the wind of right coal-hatch 11, left coal-hatch 12 is volatile matter is brought a condition adapting, the gas of volatile matter can mix with oxygen (air), oxidation reaction substitutes analyses carbon reaction, no matter burner hearth moves under large and small power, or in temporary transient stoppage in transit situation, the reaction condition of coal is constant all the time, not raw cigarette smokelessly can emit, and exhaust is pure transparent.Coal seam thickness is limited constant all the time by chamber structure, air feed condition is constant, does not therefore carry out reduction reaction, and coal, with the form combustion reaction of charcoal, does not cause waste and pollutes.The high-temperature heat flux that not raw cigarette combustion chamber 2 produces is by right UNICOM mouth 24, Left-wing Federation's port 25 is downward, turn to centre and collect, there is not artificial stirring in coal seam, all the time in static combustion, the dust that flame carries is few, downwards straight in lower shallow lake ash silo 26, in the process turning to, be subject to gravity, centrifugal action drops on the dead angle of boiler design, enter the top left cavity of heat exchange case 28 from tedge 27, slightly turn to again the grey Hatch Opening 8 that forms sediment in the lower right that enters heat exchange case 28 to the grey Hatch Opening 9 in upper left shallow lake vertically downward by intensive heat exchanger tube 31, then by intensive heat-exchange tube 31, in this large space, flow velocity is slow, row naked is long, dust falls naturally, by down-comer 32, discharge from air-introduced machine interface 10.In coal combustion process on wind frame, volume dwindles gradually, disappears, on Feng Jia inclined-plane, coal seam, being subject to acting on of gravity not stop supplementing moves down, when rolling, coal constantly forms crack, be continuously burning air feed, in heat exchange, hot-fluid is reverse, and downward power is fallen dust to rest in the ash silo of shallow lake.Heat-exchange system distance is long, and stroke complications are narrow when wide when heat is changed face, time at present, low enter low go out, the exchange of the vexed chamber of vertical plane heat exchange, natural law dedusting, gravity stoking, substitutes manpower and materials with power of nature.If boiler is temporarily stopped transport, close air-introduced machine, automatic wind lid 14 is automatically opened under Action of Gravity Field, maintains stove fire temperature continuity and has prevented that cigarette from overflowing.From right slag notch 5, when left slag notch 6 slag discharging, draw again slag as seen that fire coal must not take on a red color, in order to avoid cause waste, under small-power ruuning situation, in controlling air quantity, lag behind and slag tap, occupy burning area with slag.After the operation a few days, open the grey door that forms sediment.Remove ash, ensure that boiler normally moves.

One of the present invention is large, medium and small without the not raw cigarette hot-water boiler of chimney stalk, and its structure is identical, and the difference of so-called indivedual parts is the change of external shape, belongs to same inventive concept, and its principle is identical.Also can be at the other formula coaling machine of setting up of body of heater, the centre of passing furnace top cover and the straight-through combustion chamber of heat exchange case with pipeline is to coal bunker coal supply.

Claims (3)

1. without the not raw cigarette hot-water boiler of chimney stalk, contain body of heater, air-introduced machine, it is characterized in that also not contain rawly cigarette combustion chamber, dedusting heat exchanger, not raw cigarette combustion chamber is by air port, slag notch, coal bunker mouth, vapor lamp, coal-separating pipe, wind frame pipe, split-wind plate, left, right UNICOM mouth composition, it is forward that not raw cigarette combustion chamber is positioned at body of heater inside, its rear portion is adjacent with lower shallow lake ash silo and communicate, wind frame pipe, vapor lamp, coal-separating pipe longitudinal arrangement, the two ends mouth of pipe cannot not be welded on rawly respectively on the antetheca and rear wall of cigarette combustion chamber, the mouth of pipe communicates with stove water layer, many wind frame pipes are arranged in down " V " shape, split-wind plate is welded on wind frame pipe towards vapor lamp, the below, side of coal-separating pipe direction, and downward-sloping, stay certain distance gap with the top, wind frame pipe side of below, in the both sides, top of wind frame, level stays certain distance respectively to establish vapor lamp, centre position, inclined-plane, both sides at wind frame stays certain distance respectively to establish coal-separating pipe, vapor lamp end face is lower to inclined-plane seal welding towards the coal-hatch of body of heater side surface direction with steel plate, below vapor lamp, use the water layer seal welding of steel plate towards body of heater side surface direction, become the water body of triangular form to communicate with stove water layer, lump together, mouth does not blow in the middle of the below of raw cigarette combustion chamber wind frame, communicate and add door with body of heater place, below of frame pipe with the wind, isometric, opening and body of heater below communicate, between not raw cigarette combustion chamber top and heat exchange case, form coal bunker, the each opening in coal bunker both sides is established coal-hatch, be interlinked to the outside with body of heater side.

2. the one as described in claims 1 is without the not raw cigarette hot-water boiler of chimney stalk, it is characterized in that dedusting heat exchanger is by lower shallow lake ash silo, tedge, heat exchange case, gravity-flow ventilation pipe, automatic wind lid composition, lower shallow lake ash silo becomes the casing of " recessed " font with Plate Welding, right UNICOM mouth is established with the rear wall lateral opening of not giving birth to cigarette combustion chamber in the part side that protrude at two, Left-wing Federation's port, welding communicates, welding tedge in the middle of concave surface, tedge adds elbow and communicates with the side welding of the left cavity in heat exchange case top, heat exchange case cannot not be welded into rawly respectively cigarette combustion chamber top surface two more flat boxes of the same size, two boxes one on the other, middle with several heat-exchange tubes bottom surface that is vertically welded in upper box suitable for reading, end opening is welded on above the top cover of lower box, two boxes are communicated comprehensively, form each cavity up and down, upper plenum is longitudinally therefrom spaced apart with upper spacer along body of heater, become again left and right cavity, lower cavity is not exclusively blocked, breach is stayed in position forward, the chamber, left and right of lower cavity is communicated, in the right cavity side of upper plenum and the welding of the elbow mouth of down-comer, the end opening of down-comer adds elbow and goes out body of heater welding, add flange and become air-introduced machine interface, form low enter low go out dedusting heat-exchange system.

3. the one as described in claim 2 is without the not raw cigarette hot-water boiler of chimney stalk, it is characterized in that gravity-flow ventilation pipe is made up of gravity-flow ventilation body, automatic wind lid, with the steel pipe of certain section, end opening communicates with the left cavity of heat exchange case through body of heater water layer, the 90 degree elbows that add suitable for reading connect same diameter steel pipe segment, inclined-plane is cut in outlet, angle faces down, in opening's edge above angle, be flexibly connected with loose-leaf the steel plate that is greater than inclined tube mouth, or other lighter material, can activity under the variation of blast freely.

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