CN105757975A - Smokeless warm bath boiler - Google Patents
Smokeless warm bath boiler Download PDFInfo
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- CN105757975A CN105757975A CN201610242764.0A CN201610242764A CN105757975A CN 105757975 A CN105757975 A CN 105757975A CN 201610242764 A CN201610242764 A CN 201610242764A CN 105757975 A CN105757975 A CN 105757975A
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- Prior art keywords
- boiler
- thorax
- warm bath
- tube
- circle
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/22—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H1/44—Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating with combinations of two or more of the types covered by groups F24H1/24 - F24H1/40 , e.g. boilers having a combination of features covered by F24H1/24 - F24H1/40
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23H—GRATES; CLEANING OR RAKING GRATES
- F23H3/00—Grates with hollow bars
- F23H3/02—Grates with hollow bars internally cooled
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/02—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material
- F23J15/022—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow
- F23J15/027—Arrangements of devices for treating smoke or fumes of purifiers, e.g. for removing noxious material for removing solid particulate material from the gasflow using cyclone separators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L1/00—Passages or apertures for delivering primary air for combustion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/0005—Details for water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2057—Arrangement or mounting of control or safety devices for water heaters using solid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23H—GRATES; CLEANING OR RAKING GRATES
- F23H2900/00—Special features of combustion grates
- F23H2900/03021—Liquid cooled grates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J2217/00—Intercepting solids
- F23J2217/40—Intercepting solids by cyclones
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air Supply (AREA)
Abstract
The invention relates to a warm bath boiler, in particular to a smokeless warm bath boiler, and belongs to the technical field of designing and manufacturing of normal-pressure hot water boilers.The warm bath boiler comprises a boiler hearth, a foot ring hearth and an air inlet pipe.The air inlet pipe comprises a primary air inlet pipe body and a secondary air inlet pipe body, an air inlet of the primary air inlet pipe body is located in the side face of the boiler foot ring hearth, an air inlet of the secondary air inlet pipe body is located in the middle or the upper portion of the side face of the boiler hearth, and the primary air inlet pipe body and the secondary air inlet pipe body are connected with a combustion fan.According to the smokeless warm bath boiler, the dust content in discharged smoke is small, environmental pollution is small, and the heat efficiency of the boiler can be remarkably improved.
Description
Technical field
The present invention relates to a kind of warm bath stove, particularly to one smokelessly warm bath stove, belong to design and the manufacturing technology field of normal-pressure hot-water boiler.
Background technology
At present, the normal-pressure hot-water boiler of commercial type, great majority are to adopt Non-follow control burning of coal, it is impossible to automatically control burning of coal, and water temperature controls not in time, and energy consumption is high and wastes time and energy.And, after coal burning, in stove, take substantial amounts of boiler smoke and flue dust dust out of.Flue dust dust is gone out by prior art typically via the method adopting water mist dust-removing, it is prevented that flue dust flows into air pollution environmental, but, the method for this dedusting can produce a large amount of waste water with flue dust, causes secondary pollution.It addition, boiler foot circle is monolayer, grate is cast iron grate, and in boiler, thorax only has several horizontal fire tubes, and the thermal efficiency of boiler is low, high fume temperature, and consumption coal causes resource to be wasted greatly.
Summary of the invention
It is an object of the invention to overcome above-mentioned deficiency existing in prior art, it is provided that a kind of smokeless warm bath stove, the less boiler of this structure, soot combustion is complete, can significantly reduce the black smoke in boiler and smoke discharge amount.
A further object of the present invention also resides in, the warm bath stove that a kind of heat exchange efficiency is high is provided, warm bath stove in this warm bath stove hinge structure increases the heat exchange area in warm bath stove, extends the heat-exchange time of heat smoke and water, can significantly improve the thermal efficiency of water.
Further, the present invention also aims to provide a kind of and there is the warm bath stove automatically controlling coal combustion function, the operation automatization of warm bath stove can be improved, reduce energy consumption.
In order to realize foregoing invention purpose, the invention provides techniques below scheme:
A kind of smokeless warm bath stove, including boiler body and boiler foot circle, described boiler body is arranged on described boiler foot circle；Described boiler body is jacket structured, including boiler chuck layer and boiler thorax；Described boiler chuck layer is provided with hot water outlet pipe, and described boiler chuck layer connects with the cold water inlet of described warm bath stove；In described boiler, thorax connects with the interior thorax of described boiler foot circle, in described boiler, the upper side of thorax is provided with fume outlet, the interior thorax of described boiler foot circle is provided with door of scratching in the ashes, it is characterised in that: described boiler also includes blast pipe, and described blast pipe includes main blast pipe and secondary wind inleting tube；The air inlet of described main blast pipe is positioned at the side of described boiler foot circle thorax；The air inlet of described secondary wind inleting tube is positioned at described boiler thorax side and is positioned in the middle part of described boiler thorax and with upper bit；Described main blast pipe and described secondary wind inleting tube are connected with combustion fan.The smokeless warm bath stove of the present invention, adopt main blast pipe and secondary wind inleting tube that boiler body thorax carries out two sections of blowing-in and combustion-supportings, when combustion fan is blown, the wind of 60-70% is made a gift to someone by main blast pipe and double-deck is crossed freight circle thorax, and the wind of 40-30% sends into boiler thorax upper position through secondary wind inleting tube.Main blast pipe is made a gift to someone the double-deck air main combustion adjuvant as coal crossing freight circle thorax, major part coal burning is complete, small part coal ash is to rise to boiler thorax upper end with flue gas, and now, the air that secondary wind inleting tube is sent into provides combustion-supporting effect for coal ash further, twice clean by soot combustion, flue dust converts fire to, and the firepower temperature in burner hearth is higher, and the thermal efficiency is higher, when burning has bituminous coal, reach without soot emission.
As the preferred version of the present invention, described warm bath stove is additionally provided with cyclone dust extractor, and the outlet of described fume connects with described cyclone dust extractor entrance.Adopting cyclone dust extractor to process the flue dust that burning is most, utilize the flue gas flue dust more different than body weight by the difference of centrifugal force, separated with flue dust by flue gas, flue gas is got rid of above cyclone dust extractor, and the cleaner unit ash door 12 of flue dust cyclone dust extractor lower end is discharged.It was verified that employing cyclone dust extractor can remove the grit more than 90% in flue gas more than 3-5u.
As the preferred version of the present invention, in described boiler, thorax upper end is provided with fire tube, and the tube layer of described fire tube connects with thorax in described boiler, and described boiler chuck layer forms the shell of described fire tube.The warm bath stove of the present invention, coal chamber inner combustion in described boiler body completes the heating of water after forming the cold water heat exchange in heat smoke, heat smoke and described boiler chuck layer.In described boiler, thorax upper end is provided with the fire tube of said structure, has both added the heat exchange area of heat smoke and water, extends the heat smoke time of staying in stove again, increases the heat-exchange time of heat smoke and water, decreases thermal waste.Meanwhile, arranging the fire tube of said structure, water walks the shell of fire tube, and heat smoke walks the tube layer of fire tube, both can reduce the flow velocity of flue gas, extends heat-exchange time, can increase again the flowing velocity of water, accelerates heat in the transmission within water, improves heat transference efficiency.
As the preferred version of the present invention, described fire tube include two and more than, described fire tube is evenly distributed in described boiler on the cross section of thorax.In boiler body, thorax is uniformly distributed the fire tube of said structure the heat exchange of water and heat smoke can be made with uniformly, better effects if, in hgher efficiency.
As the preferred version of the present invention, being provided with the U-shaped heat pipe that adds in described boiler in thorax, the described U-shaped tube layer adding heat pipe connects with described boiler chuck layer, in described boiler thorax formed described in add the shell of heat pipe, described in add heat pipe and be positioned at below described fire tube.Said structure add heat pipe, further increase the heat exchange area of water and heat smoke.Being arranged at described fire tube and extend further below and add the heat-exchange time of water and heat smoke in heat pipe by the described heat pipe that adds simultaneously, boiler is more energy efficient, hot water better effects if.
As the preferred version of the present invention, described in add heat pipe include two and more than, described in add heat pipe and be evenly distributed in boiler in thorax.In boiler body, thorax is uniformly distributed adding heat pipe the heat exchange of water and heat smoke being made with uniformly of said structure, better effects if, in hgher efficiency.
Preferred version as the present invention, the bilayer that described boiler foot circle is jacket structured crosses freight circle, described double-deck freight circle of crossing includes thorax and foot circle chuck layer in foot circle, and in described foot circle, thorax connects with described boiler thorax, and described foot circle chuck layer connects with described boiler chuck layer.Compared with conventional monolayer boiler foot coil structures, the present invention crosses freight circle by arranging bilayer, the cold water entering boiler is preheated by the waste heat utilizing ashes in foot ring layer, both the energy had been saved, reduce heat waste, again the water entered in boiler is carried out preheating and reduce the heating gradient of water, it is to avoid boiler suddenly cold and hot, reduce security incident and occur.
As the preferred version of the present invention, in described foot circle, thorax was provided with water grate, and described water grate of crossing includes many horizontally disposed pipelines；The described tube layer crossing water grate connects with described foot circle chuck layer, and in described foot circle, thorax forms the described shell crossing water grate；Described mistake is provided with gap between water grate pipeline.Compared with cast iron grate of the prior art, grate was set to water grate by the present invention, increased the heat exchange area of boiler smoke and water further, increased the thermal efficiency of boiler further, reduced thermal waste, improved heat exchange efficiency.
As the preferred version of the present invention, described cold water inlet is positioned at the side of described foot circle chuck layer.The boiler of said structure, the water (flow) direction in boiler is from bottom to top, it is easy to control flow rate of water flow, extends the heat-exchange time of water and flue gas.
As the preferred version of the present invention, described smokeless warm bath stove also includes temperature controller, and described temperature controller is connected with described combustion fan；Described temperature controller includes thermostat probe, and described thermostat probe adsorbs on described chuck layer shell wall or colligation is on described hot water effluent's tube wall.Described temperature controller receiving transducer detection signal, and according to presetting determining program, described combustion fan can be performed corresponding operating: when the water temperature of boiler exceedes upper limit set value, combustion fan is out-of-blast, when the water temperature drop of boiler is to lower limit set value, and combustion fan putting in blast.The warm bath stove of the present invention, adopts temperature controller to control combustion blower work, reaches to automatically control burning of coal.Do not waste coal, save artificial.
Compared with prior art, beneficial effects of the present invention:
1, the warm bath stove of the present invention, arranges fire tube in boiler thorax upper end, has both added the heat exchange area of heat smoke and water, extends the heat smoke time of staying in stove again, increases the heat-exchange time of heat smoke and water, decreases thermal waste.Meanwhile, arranging the structure of perpendicular type fire tube 3 in boiler thorax upper end, water walks the shell of fire tube, heat smoke walks the tube layer of fire tube 3, both can reduce the flow velocity of flue gas, extends heat-exchange time, the flowing velocity of water can be increased again, accelerate heat in the transmission within water, improve heat transference efficiency.
2, the bilayer with foot circle chuck layer and mistake water grate structure is set and crosses homogeneous solution-type reactor foot circle, form the first heating region, the cold water entered in boiler is preheated by the waste heat making full use of ashes, both the energy had been saved, reduce heat waste, again the water entered in boiler is carried out preheating and reduce the heating gradient of water, it is to avoid boiler suddenly cold and hot, reduce security incident and occur.
3, arrange in boiler thorax upper end and U-shaped add heat pipe and the U-shaped heat pipe that adds is positioned at the lower section of fire tube, not only add the heat exchange area of water and heat smoke but also add the heat-exchange time of water and heat smoke, further increase the heat exchange efficiency of warm bath stove.
4, adopting main blast pipe and secondary wind inleting tube that boiler thorax is carried out blowing-in and combustion-supporting, when combustion fan is blown, the wind of 60-70% is made a gift to someone by main blast pipe and double-deck is crossed freight circle thorax, and the wind of 40-30% sends into boiler thorax upper position through secondary wind inleting tube.Main blast pipe is made a gift to someone the double-deck air main combustion adjuvant as coal crossing freight circle thorax, major part coal burning is complete, small part coal ash is to rise to boiler thorax upper end with flue gas, and now, the air that secondary wind inleting tube is sent into provides combustion-supporting effect for coal ash further, twice clean by soot combustion, flue dust converts fire to, and the firepower temperature in burner hearth is higher, and the thermal efficiency is higher, when burning has bituminous coal, reach without soot emission.
5, the fume outlet in upper end, boiler thorax side connects with cyclone dust extractor.Cyclone dust extractor is adopted to process the flue dust that burning is most, rotate when flue gas enters in cyclone dust extractor, by centrifugal force, grit proportion in flue gas is slightly larger, fall in dedusting gas coning shape ash bucket, and flue gas proportion is little, then emerge from the air vent of dedusting gas, it was verified that employing cyclone dust extractor can remove the grit more than 90% in flue gas more than 3-5u.
6, adopt temperature controller to control combustion blower work, reach to automatically control burning of coal.When the water temperature of boiler exceedes upper limit set value, combustion fan is out-of-blast, when the water temperature drop of boiler is to lower limit set value, and combustion fan putting in blast.Do not waste coal, save artificial.
Accompanying drawing illustrates:
Fig. 1 is the axonometric chart one of the embodiment of the present invention 1；
Fig. 2 is the axonometric chart two of the embodiment of the present invention 1；
Fig. 3 is the axonometric chart three of the embodiment of the present invention 1；
Fig. 4 is the front view of the embodiment of the present invention 1；
Fig. 5 is the left view of the embodiment of the present invention 1；
Fig. 6 is the top view of the embodiment of the present invention 1；
Fig. 7 is the D-D view in Fig. 5；
Fig. 8 is the E-E view in Fig. 7；
Fig. 9 is the G-G view in Fig. 4；
Figure 10 is the H-H view in Fig. 9.
Labelling in figure: 1-boiler body, 2-deashing lid, 3-fire tube, 4-boiler chuck layer, 5-second feeds in raw material door, and 6-crosses water grate, 7-scratches in the ashes door, 8-foot circle chuck layer, 9-shell, 10-inwall, 11-cyclone dust extractor, 12-cleaner unit ash door, 14-cold water inlet, 15-hot water outlet pipe, 16-blow-off pipe, 17-exhaustor, 18-water-level gauge, 19-connecting tube, 20-combustion fan, the main blast pipe of 21-, 22-secondary wind inleting tube, 23-filling pipe, 24-water-thermometer, 25-first feeds in raw material door, 26-adds heat pipe, 27-coal, 28-flue gas, 29-flue dust.
Detailed description of the invention
Below in conjunction with test example and detailed description of the invention, the present invention is described in further detail.But this should not being interpreted as, the scope of the above-mentioned theme of the present invention is only limitted to below example, and all technology realized based on present invention belong to the scope of the present invention.
Embodiment 1
As shown in Figures 1 to 6, the smokeless warm bath stove of the present embodiment includes boiler body 1, boiler foot circle, combustion fan 20 and cyclone dust extractor 11.Boiler body 1 is arranged on boiler foot circle, and combustion fan 20 is for carrying combustion air to boiler body 1, and cyclone dust extractor 11 is for carrying out gas solid separation by flue gas flue dust out from boiler body 1.Fig. 1 to Fig. 3 is the three-dimensional view of warm three different visual angles of bath stove of the present embodiment.Fig. 4 is the front view of the present embodiment, and Fig. 5 is the left view of the present embodiment, and Fig. 6 is the top view of the present embodiment.
The internal structure of boiler body 1 is as shown in Figure 7 to 10.As shown in Figure 10, boiler body 1 is jacket structured, forms boiler chuck layer 4, the thorax that cavity is boiler body 1 that inwall 10 surrounds between shell 9 and the inwall 10 of boiler body 1.When warm bath furnaceman makees, water walks boiler chuck layer 4, and the thorax of boiler body 1 is combustor and the heat smoke passage of warm bath stove.
The thorax side of boiler body 1 is provided with the second reinforced door 5, first reinforced door 25, secondary wind inleting tube 22.First reinforced door 25 is positioned at the bottom of boiler body 1, and the second reinforced door 5 is positioned at the middle part of boiler body 1, and secondary wind inleting tube 22 is positioned at the top that the second reinforced door 5 is positioned at.Secondary wind inleting tube 22 is connected with combustion fan.The top of the thorax of boiler body 1 is provided with deashing lid 2, opens deashing lid 2 and can remove the flue dust on boiler body 1 thorax top.The upper end, side of boiler body 1 thorax is additionally provided with fume outlet.Fume outlet connects with cyclone dust extractor 11.As shown in Figure 10, the upper end of cyclone dust extractor 11 is absolute opening, is used for the flue gas after discharging separation；The lower end of cyclone dust extractor 11 is provided with cleaner unit ash door 12, for the flue dust outlet after cyclone dust extractor 11 separates.The side of boiler chuck layer 4 is provided with hot water outlet pipe 15, water-thermometer 24 and water-level gauge 18.Hot water outlet pipe 15, water-thermometer 24 and water-level gauge 18 are respectively positioned on the upper end, side of described boiler chuck layer 4.The top of boiler chuck layer 4 is additionally provided with exhaustor 17 and filling pipe 23, is respectively used to steam and air in discharge boiler chuck layer 4 and boiler chuck layer 4 is carried out moisturizing.Fig. 8 is the E-E view in Fig. 7；Figure 10 is the H-H view in Fig. 9.In Figure 10, arrow designates the flue gas trend in boiler body burner hearth.
Being provided with fire tube 3 in boiler body 1 thorax, fire tube 3 is in linear type pipeline and the vertical thorax being arranged on boiler body 1 of fire tube 3.Fire tube 3 is positioned at the top of the second reinforced door 5 and secondary wind inleting tube 22.The two ends of fire tube 3 and inwall 10 are linked into one, and the tube layer of fire tube 3 connects formation hot media channel with the interior thorax of boiler body 1, the shell of fire tube 3 connects formation water stream channel with boiler chuck layer 4, as shown in figs, water fills in boiler chuck layer 4, and in the clearance space between many fire tubes 3.Fire tube 3 includes many (radical of fire tube freely can be arranged) according to the diameter proportion of the cross-sectional area of boiler and fire tube, many fire tubes 3 on the cross section of boiler with uniform distribution, as it is shown in figure 9, Fig. 9 is the G-G view in Fig. 4.As shown in figs, it is additionally provided with many single u-shaped in the thorax of boiler body 1 to add heat pipe 26(U type and add the radical of heat pipe and length freely can be arranged according to the diameter proportion in boiler space and fire tube), the U-shaped two ends adding heat pipe 26 are connected on inwall 10, and the U-shaped bottom adding heat pipe 26 is vertically situated in the thorax of boiler body 1.The tube layer adding heat pipe 26 connects the water stream channel forming boiler with boiler chuck layer 4.Add heat pipe 26 and be positioned at the lower section of fire tube 3.
As shown in figs, the boiler foot circle of the present embodiment is that bilayer crosses freight circle.Double-deck freight circle of crossing also is jacket structured, the double-deck chuck layer crossing freight circle is foot circle chuck layer 8, the side of foot circle chuck layer 8 is provided with cold water inlet 14, blow-off pipe 16 and main air inlet 21, cold water inlet 14 for sending into cold water in boiler chuck layer 4, and blow-off pipe 16 is for discharging the sewage in boiler.The other end of main air inlet 21 is connected with combustion fan 20.Foot circle chuck layer 8 is connected with boiler chuck layer 4 by connecting tube 19, forms aquaporin.The thorax (being called for short boiler thorax) of the double-deck thorax (being called for short foot circle thorax) and boiler body 1 crossing freight circle connect, the double-deck connecting portion crossing freight circle thorax and boiler body 1 thorax be provided with many water grate 6.As shown in figs, crossing water grate 6 be many linear type pipelines, and many to cross water grate 6 parallel and be horizontally disposed at the double-deck top crossing freight circle, the tube layer of water grate 6 connect with foot circle chuck layer 8.Cross and be provided with gap between each pipeline of water grate 6.During boiler work, enter, from main intake stack 21, the gap that the double-deck air crossing freight circle thorax passed through between each pipeline of water grate 6 and enter boiler body 1 thorax, comburant coal for boiler body 1 thorax provides combustion-supporting medium, and after boiler body 1 thorax burns, ashes fall into bilayer and cross freight circle thorax through these gaps simultaneously.The double-deck thorax side crossing freight circle is additionally provided with door 7 of scratching in the ashes, and manually opens door 7 of scratching in the ashes and can remove the ashes into the double-deck cella crossing freight circle.
Further, the warm bath stove of the present embodiment also includes temperature controller, and described temperature controller is connected with combustion fan 20.The probe that temperature controller carries adsorbs on the shell wall of boiler or colligation is on boiler discharging tube wall, the detection signal of water temperature is sent it to temperature controller.Described combustion fan is performed corresponding operating according to default determining program by temperature controller: when the water temperature of boiler exceedes upper limit set value, combustion fan is out-of-blast, when the water temperature drop of boiler is to lower limit set value, and combustion fan putting in blast.Do not waste coal, save artificial.
The warm bath stove workflow of the present embodiment is as follows:
The warm bath furnace structure of the present embodiment comprises two passages:
Water stream channel: cold water first is added hydrothermal area by what cold water inlet 14 entered foot circle chuck layer 8 and boiler grate 6 place, then be connected pipe 19 enter boiler chuck layer 4, add heat pipe 26 tube layer and fire tube 3 shell place second add hydrothermal area, eventually pass hot water outlet pipe 15 and flow out warm bath stove.
Heating medium passage: add hydrothermal area by the first of boiler and after the second water adding in hydrothermal area fills, open the first reinforced door 25, crossing on water grate 6 in the interior thorax of inwall 10, timber of igniting is lighted, and starts combustion fan 20, when stove fire is very prosperous, add coal 27, coal 27 burn normal after can after coal time, can from the second reinforced door 5 coal, once may be added to the second reinforced door 5 lower port, it is simple to the burning of coal time is longer.After coal burning is most, from scratching in the ashes, ashes are clawed by door 7.When coal 27 burns, flue gas 28 and flue dust 29 enter boiler body 1 tip portion from the interior thorax of inwall 10 after the vertical fire tube 3 of boiler upper part, enter cyclone dust extractor 11 from boiler body 1 side.Cyclone dust extractor 11 utilizes the centrifugation rate difference of flue dust 29 and flue gas 28 flue dust 29 and flue gas 28 to be separated, and flue gas 28 is discharged by the air vent of cyclone dust extractor 11 upper end, and flue dust 29 is discharged by the cleaner unit ash door 12 of cyclone dust extractor 11 lower end.
, there is following advantage compared to the general boiler of prior art in the warm bath stove of the present embodiment:
1, setting has foot circle chuck layer 8 and crosses the boiler foot circle of water grate 6 structure, form the first heating region, the cold water entered in boiler is preheated by the waste heat making full use of ashes, both the energy had been saved, reduce heat waste, again the water entered in boiler is carried out preheating and reduce the heating gradient of water, it is to avoid boiler suddenly cold and hot, reduce security incident and occur.
2, perpendicular type fire tube 3 is set in boiler body 1 thorax upper end, had both added the heat exchange area of heat smoke and water, extend the heat smoke time of staying in stove again, increase the heat-exchange time of heat smoke and water, decrease thermal waste.Meanwhile, arranging the structure of perpendicular type fire tube 3 in boiler body 1 thorax upper end, water walks the shell of fire tube 3, heat smoke walks the tube layer of fire tube 3, both can reduce the flow velocity of flue gas, extends heat-exchange time, the flowing velocity of water can be increased again, accelerate heat in the transmission within water, improve heat transference efficiency.
3, arrange in boiler body 1 thorax upper end and U-shaped add heat pipe 26 and the U-shaped heat pipe 26 that adds is positioned at transferring of fire tube 3, not only added the heat exchange area of water and heat smoke but also the heat-exchange time of water and heat smoke, further increased the heat exchange efficiency of warm bath stove.
4, adopt main blast pipe 21 and secondary wind inleting tube 22 that boiler body 1 thorax is carried out blowing-in and combustion-supporting, when combustion fan 20 is blown, the wind of 60-70% is made a gift to someone by main blast pipe 21 and double-deck is crossed freight circle thorax, and the wind of 40-30% sends into boiler body 1 thorax upper position through secondary wind inleting tube 22.Main blast pipe 21 is made a gift to someone the double-deck air main combustion adjuvant as coal 27 crossing freight circle thorax, major part coal 27 burns completely, small part coal ash is to rise to boiler body 1 thorax upper end with flue gas, and now, the air that secondary wind inleting tube 22 is sent into provides combustion-supporting effect for coal ash further, twice clean by soot combustion, flue dust converts fire to, and the firepower temperature in burner hearth is higher, and the thermal efficiency is higher, when burning has bituminous coal, reach without soot emission.
5, the fume outlet in upper end, boiler body 1 thorax side connects with cyclone dust extractor 11.Cyclone dust extractor 11 is adopted to process the flue dust that burning is most, rotate when flue gas enters in cyclone dust extractor 11, by centrifugal force, grit proportion in flue gas is slightly larger, fall in dedusting gas coning shape ash bucket, and flue gas proportion is little, then emerge from the air vent of dedusting gas, it was verified that employing cyclone dust extractor can remove the grit more than 90% in flue gas more than 3-5u.
6, adopt temperature controller to control combustion blower 20 to work, reach to automatically control burning of coal.When the water temperature of boiler exceedes upper limit set value, combustion fan is out-of-blast, when the water temperature drop of boiler is to lower limit set value, and combustion fan putting in blast.Do not waste coal, save artificial.
Claims (10)
1. a smokeless warm bath stove, including boiler body and boiler foot circle, described boiler body is arranged on described boiler foot circle；Described boiler body is jacket structured, including boiler chuck layer and boiler thorax；Described boiler chuck layer is provided with hot water outlet pipe, and described boiler chuck layer connects with the cold water inlet of described warm bath stove；In described boiler, thorax connects with the interior thorax of described boiler foot circle, in described boiler, the upper side of thorax is provided with fume outlet, the interior thorax of described boiler foot circle is provided with door of scratching in the ashes, it is characterised in that: described boiler also includes blast pipe, and described blast pipe includes main blast pipe and secondary wind inleting tube；The air inlet of described main blast pipe is positioned at the side of described boiler foot circle thorax；The air inlet of described secondary wind inleting tube is positioned at described boiler thorax side and is positioned in the middle part of described boiler thorax and with upper bit；Described main blast pipe and described secondary wind inleting tube are connected with combustion fan.
2. smokeless warm bath stove according to claim 1, it is characterised in that: described warm bath stove is additionally provided with cyclone dust extractor, and the outlet of described fume connects with described cyclone dust extractor entrance.
3. smokeless warm bath stove according to claim 1 and 2, it is characterised in that: in described boiler, thorax upper end is provided with fire tube, and the tube layer of described fire tube connects with thorax in described boiler, and described boiler chuck layer forms the shell of described fire tube.
4. smokeless warm bath stove according to claim 3, it is characterised in that: described fire tube include two and more than, described fire tube is evenly distributed in described boiler on the cross section of thorax.
5. smokeless warm bath stove according to claim 3, it is characterized in that: be provided with in thorax in described boiler and U-shaped add heat pipe, the described U-shaped tube layer adding heat pipe connects with described boiler chuck layer, in described boiler thorax formed described in add the shell of heat pipe, described in add heat pipe and be positioned at below described fire tube.
6. smokeless warm bath stove according to claim 5, it is characterised in that: described in add heat pipe include two and more than, described in add heat pipe and be evenly distributed in boiler in thorax.
7. smokeless warm bath stove according to claim 1, it is characterized in that: the bilayer that described boiler foot circle is jacket structured crosses freight circle, described double-deck freight circle of crossing includes thorax and foot circle chuck layer in foot circle, in described foot circle, thorax connects with described boiler thorax, and described foot circle chuck layer connects with described boiler chuck layer.
8. smokeless warm bath stove according to claim 7, it is characterised in that: in described foot circle, thorax was provided with water grate, and described water grate of crossing includes many horizontally disposed pipelines；The described tube layer crossing water grate connects with described foot circle chuck layer, and in described foot circle, thorax forms the described shell crossing water grate；Described mistake is provided with gap between water grate pipeline.
9. the smokeless warm bath stove described according to Claim 8 or 7, it is characterised in that: described cold water inlet is positioned at the side of described foot circle chuck layer.
10. smokeless warm bath stove according to claim 1, it is characterised in that: described smokeless warm bath stove also includes temperature controller, and described temperature controller is connected with described combustion fan；Described temperature controller includes thermostat probe, and described thermostat probe adsorbs on described chuck layer shell wall or colligation is on described hot water effluent's tube wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242764.0A CN105757975A (en) | 2016-04-18 | 2016-04-18 | Smokeless warm bath boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610242764.0A CN105757975A (en) | 2016-04-18 | 2016-04-18 | Smokeless warm bath boiler |
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| Publication Number | Publication Date |
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| CN105757975A true CN105757975A (en) | 2016-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610242764.0A Pending CN105757975A (en) | 2016-04-18 | 2016-04-18 | Smokeless warm bath boiler |
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| CN (1) | CN105757975A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106642672A (en) * | 2017-02-08 | 2017-05-10 | 安徽鹰龙工业设计有限公司 | Suspended biomass boiler |
| CN107036281A (en) * | 2017-04-25 | 2017-08-11 | 李阳 | It is a kind of can self-purging smoke evacuation vertical no-smoke type tea/bath boiler |
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Application publication date: 20160713 |