CN109579055A - A kind of unpowered boiler of domestic biomass - Google Patents
A kind of unpowered boiler of domestic biomass Download PDFInfo
- Publication number
- CN109579055A CN109579055A CN201811350456.5A CN201811350456A CN109579055A CN 109579055 A CN109579055 A CN 109579055A CN 201811350456 A CN201811350456 A CN 201811350456A CN 109579055 A CN109579055 A CN 109579055A
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- China
- Prior art keywords
- biomass
- boiler
- welded
- square frame
- case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B1/00—Stoves or ranges
- F24B1/18—Stoves with open fires, e.g. fireplaces
- F24B1/182—Stoves with open fires, e.g. fireplaces with additional provisions for cooking
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B1/00—Stoves or ranges
- F24B1/18—Stoves with open fires, e.g. fireplaces
- F24B1/183—Stoves with open fires, e.g. fireplaces with additional provisions for heating water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B1/00—Stoves or ranges
- F24B1/18—Stoves with open fires, e.g. fireplaces
- F24B1/191—Component parts; Accessories
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B1/00—Stoves or ranges
- F24B1/18—Stoves with open fires, e.g. fireplaces
- F24B1/191—Component parts; Accessories
- F24B1/1915—Means for removing ash
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24B—DOMESTIC STOVES OR RANGES FOR SOLID FUELS; IMPLEMENTS FOR USE IN CONNECTION WITH STOVES OR RANGES
- F24B13/00—Details solely applicable to stoves or ranges burning solid fuels
- F24B13/04—Arrangements for feeding solid fuel, e.g. hoppers
Abstract
The present invention relates to boiler technology fields, and disclose a kind of unpowered boiler of domestic biomass, including square frame, not heat-conducting plate, biomass storage box, receive grey drawer, aqueduct, biomass fuel guide box and boiler case;The square frame is welded using square tube and cold plate, and square frame lower end surface is welded on four support frame upper ends;The boiler case right end is welded on biomass storage box and outer cover case left side wall, and left end is welded on two reinforcing ribs;The not heat-conducting plate is arranged in square frame upper end;The biomass storage box is welded on the right side of square frame;The biomass fuel guide box is fixed in outer cover case;The grey drawer of the receipts is arranged in square frame side wall, and is arranged in the positive lower end of ash discharge cylinder.The domestic biomass is unpowered boiler, realizes dual utilization when passing through biomass combustion, high-efficient, will not generate blocking, and biomass fuel addition is unpowered.
Description
Technical field
The present invention relates to boiler technology field, specially a kind of unpowered boiler of domestic biomass.
Background technique
As society is to the growing of energy demand, the fossil fuel as main energy sources source is reduced promptly,
Renewable energy demand also increasingly increases, and biomass is a kind of ideal renewable energy, it is from a wealth of sources, has every year a large amount of
Industry, agricultural and forest waste output, as the corncob of China's either northern area, stalk or southern rice
The renewable resources such as shell, bagasse, cocoanut shell are very rich, are replaced with it or part replaces fire coal, can brought for enterprise abundant
Economy return, on the other hand, biomass energy are a kind of clean reproducible energies, and CO2 emission is utilized close to zero
Biomass energy all plays an important role protection environment, improvement ecology, raising life of farmers level etc.;But the prior art
In biomass boiler burning when have a single function, multiple cannot utilize, that there are thermal loss is big, utilization efficiency of heat energy is low, burning
The disadvantages of accumulated plugging phenomenon, easily occurs for dust afterwards;And there is the phenomenon that requiring the expenditure of energy in biomass fuel addition.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides a kind of unpowered boiler of domestic biomass, has biomass pot
Furnace is feature-rich when burning, is not necessarily to the advantages that other power, has a single function when solving biomass boiler burning, cannot multiple benefit
With the disadvantages of that there are thermal loss is big, utilization efficiency of heat energy is low, accumulated plugging phenomenon easily occurs for dust after burning;And biomass
Fuel addition there are problems that requiring the expenditure of energy.
(2) technical solution
Purposes feature-rich, without other power, the present invention provide as follows when to realize the burning of above-mentioned biomass boiler
Technical solution: a kind of unpowered boiler of domestic biomass, including support frame, square frame, not heat-conducting plate, biomass storage box,
Casing drum, handle, receive grey drawer, flame-out port, stovepipe, down-draft cylinder, combustion chamber, chamber of heating up water, aqueduct, ash discharge cylinder, filler pipe,
Biomass fuel import, guide rod, biomass fuel guide box, material guide port, outer cover case, drain valve, biomass storage cover plate, hinge
Chain, reinforcing rib, lower grey hole and boiler case;The square frame is welded using square tube and cold plate, the weldering of square frame lower end surface
It connects four support frame upper ends;Support frame as described above is welded on square frame lower end;The boiler case right end is welded on biomass and deposits
Storage tank and outer cover case left side wall, left end are welded on two reinforcing ribs;The ash discharge cylinder is welded on the right side of boiler case;The reinforcement
Muscle is provided with two, and one end is welded on square frame side wall, and the other end is welded on boiler box outer wall;The down-draft cylinder is welded on pot
Furnace box upper end;The not heat-conducting plate is arranged in square frame upper end;Described aqueduct one end is welded on boiler case lower end, and with burning
Water cavity connection, the other end are arranged in square frame outer end;The drain valve is arranged on aqueduct;The filler pipe upper end setting
In square frame upper end wall, lower end is fixed in boiler case side wall, and is connected to chamber of heating up water, and filler pipe upper end is provided with rubber
Rubber plug;The stovepipe lower end is fixed at boiler case upper end wall, and is connected to combustion chamber, and upper end is arranged on square frame
End wall;The biomass storage box is welded on the right side of square frame;The biomass storage cover plate is fixedly installed by hinge
In biomass storage box upper end;The handle is welded on biomass storage cover plate upper end;The outer cover case is welded on square box
On the right side of body, and it is arranged in biomass storage box upper end, outer cover case is set as hollow box body;The biomass fuel guide box fixation is set
It sets in outer cover case;The casing drum is welded on outer cover case upper end;The grey drawer of the receipts is arranged in square frame side wall, and sets
It sets in the positive lower end of ash discharge cylinder.
Preferably, the double-layer box body that the boiler case uses cold plate to be welded, boiler case lower end are set as chamber of heating up water, on
End is set as combustion chamber.
Preferably, the boiler case is set as U-shaped cabinet.
Preferably, ash discharge cylinder upper end and combustion chamber lower end surface are in same plane, and lower end is in chamber lower end of heating up water
Same plane, ash discharge cylinder upper end are welded with thin plate, and lower grey hole is provided on thin plate, and lower end is opening.
Preferably, the not heat-conducting plate central location is provided with flame-out port, the diameter of flame-out port and the diameter one of down-draft cylinder
It causes.
Preferably, the biomass storage box is set as hollow box body.
Preferably, biomass fuel guide box upper end is provided with material guide port, be provided on the left of lower end biomass fuel into
Mouth is connected to combustion chamber.
Preferably, the guide rod is provided with several, is arranged in the inner wall hole of biomass fuel guide box two sides, guide rod is in
Three, four pieces are arranged above and below.
(3) beneficial effect
Compared with prior art, the present invention provides a kind of unpowered boiler of domestic biomass, have it is following the utility model has the advantages that
(1) the unpowered boiler of the domestic biomass is used by being stored with biomass fuel in setting biomass storage box
When hold handle open biomass store cover plate, take out biomass fuel by casing drum addition, life is entered by material guide port
In biomass fuel guide box, and biomass fuel guide box is filled up, biomass fuel is entered in boiler case by biomass fuel import
Combustion chamber position, burns, and the biomass fuel after burning becomes ash, and the biomass fuel in biomass fuel guide box is being led
It burns away in unpowered entrance combustion chamber under material rod effect;Biomass fuel combustion at ash pass through the lower grey hole on ash discharge cylinder
It collects in receiving grey drawer;The flue gas generated when burning is discharged by stovepipe;The flame of biomass fuel combustion upper end is in
Flame-out port, for cooking of cooking, while the water energy in chamber of heating up water enough receives heat, and for heating up water, opening drain valve can will burn
Boiled hot water is imported into thermos flask by aqueduct in water cavity.
(2) the unpowered boiler of the domestic biomass, realizes dual utilization when passing through biomass combustion, high-efficient, will not produce
Raw blocking, and biomass fuel addition is unpowered.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention;
Fig. 2 is front cross-sectional structural schematic diagram of the present invention;
Fig. 3 is overlooking structure diagram of the present invention.
Fig. 4 is that the present invention bows schematic cross-sectional view.
In figure: ash pumping is not received in heat-conducting plate, 4 biomass storage boxes, 5 casing drums, 6 handles, 7 for 1 support frame, 2 square frames, 3
Drawer, 8 flame-out ports, 9 stovepipes, 10 down-draft cylinders, 11 combustion chambers, 12 are heated up water chamber, 13 aqueducts, 14 ash discharge cylinders, 15 filler pipes, 16 raw
Biomass fuel import, 17 guide rods, 18 biomass fuel guide boxes, 19 material guide ports, 20 outer cover casees, 21 drain valves, 22 biomass are deposited
Storage tank cover board, 23 hinges, 24 reinforcing ribs, 25 lower grey holes, 26 boiler cases.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig. 1-4, a kind of unpowered boiler of domestic biomass, including support frame 1, square frame 2, not heat-conducting plate 3,
Biomass storage box 4, handle 6, receives grey drawer 7, flame-out port 8, stovepipe 9, down-draft cylinder 10, combustion chamber 11, heats up water casing drum 5
Chamber 12, ash discharge cylinder 14, filler pipe 15, biomass fuel import 16, guide rod 17, biomass fuel guide box 18, is led at aqueduct 13
Material mouth 19, outer cover case 20, drain valve 21, biomass storage cover plate 22, hinge 23, reinforcing rib 24, lower grey hole 25 and boiler case
26;The square frame 2 is welded using square tube and cold plate, and 2 lower end surface of square frame is welded on four 1 upper ends of support frame;
Support frame as described above 1 is welded on 2 lower end of square frame, and support frame 1 has the function of supporting square frame 2;The boiler case 26 is adopted
The double-layer box body being welded with cold plate, 26 lower end of boiler case are set as chamber 12 of heating up water, and upper end is set as combustion chamber 11, boiler case
26 right ends are welded on 20 left side wall of biomass storage box 4 and outer cover case, and left end is welded on two reinforcing ribs 24, and boiler case 26 is set
It is set to U-shaped cabinet;The ash discharge cylinder 14 is welded on 26 right side of boiler case, and 14 upper end of ash discharge cylinder and 11 lower end surface of combustion chamber are in same
One plane, lower end and 12 lower end of chamber of heating up water are in same plane, and 14 upper end of ash discharge cylinder is welded with thin plate, lower ash is provided on thin plate
Hole 25, lower end are opening;The reinforcing rib 24 is provided with two, and one end is welded on 2 side wall of square frame, and the other end is welded on pot
26 outer wall of furnace box;The down-draft cylinder 10 is welded on 26 upper end of boiler case;The not heat-conducting plate 3 is arranged in 2 upper end of square frame, no
3 central location of heat-conducting plate is provided with flame-out port 8, and the diameter of flame-out port 8 is consistent with the diameter of down-draft cylinder 10;The aqueduct 13 1
End is welded on 26 lower end of boiler case, and is connected to chamber 12 of heating up water, and the other end is arranged in 2 outer end of square frame;The drain valve 21
It is arranged on aqueduct 13, warm water can be imported by aqueduct 13 for hot water boiled in chamber 12 of heating up water by opening drain valve 21
In bottle;15 upper end of filler pipe is arranged in 2 upper end wall of square frame, and lower end is fixed in 26 side wall of boiler case, and with
Chamber 12 of heating up water connection, 15 upper end of filler pipe is provided with rubber stopper;9 lower end of stovepipe is fixed at 26 upper end of boiler case
Wall, and be connected to combustion chamber 11, upper end is arranged in 2 upper end wall of square frame;The biomass storage box 4 is welded on square frame
2 right sides, biomass storage box 4 are set as hollow box body, store biomass fuel in biomass storage box 4;The biomass is deposited
Storage tank cover board 22 is fixed at 4 upper end of biomass storage box by hinge 23;The handle 6 is welded on biomass storage case lid
22 upper end of plate;The outer cover case 20 is welded on 2 right side of square frame, and is arranged in 4 upper end of biomass storage box, and outer cover case 20 is set
It is set to hollow box body;The biomass fuel guide box 18 is fixed in outer cover case 20, and 18 upper end of biomass fuel guide box is set
It is equipped with material guide port 19, biomass fuel import 16 is provided on the left of lower end and is connected to combustion chamber 11;The guide rod 17 is provided with
It is several, it is arranged in the 18 two sides inner wall hole of biomass fuel guide box, guide rod 17 is arranged above and below in three, four;It is described to add
Barrel 5 is welded on 20 upper end of outer cover case;The grey drawer 7 of the receipts is arranged in 2 side wall of square frame, and be arranged ash discharge cylinder 14 just
Dust is collected by receiving grey drawer 7 in lower end.
In conclusion the unpowered boiler of the domestic biomass, it is stored with biomass fuel in biomass storage box 4, is used
When hold handle 6 and open biomass and store cover plate 22, take out biomass fuel and be added by casing drum 5, pass through material guide port 19
Into in biomass fuel guide box 18, and biomass fuel guide box 18 is filled up, biomass fuel passes through biomass fuel import 16
It into 11 position of combustion chamber in boiler case 26, burns, the biomass fuel after burning becomes ash, biomass fuel guide box 18
In biomass fuel guide rod 17 effect under it is unpowered enter combustion chamber 11 in burn away;Biomass fuel combustion at
Ash is collected in receiving grey drawer 7 by the lower grey hole 25 on ash discharge cylinder 14;The flue gas generated when burning is discharged by stovepipe 9;
The flame of biomass fuel combustion upper end is in flame-out port 8, and for cooking of cooking, while the water energy in chamber 12 of heating up water enough receives heat
Amount, for heating up water, opening drain valve 21 can be imported into hot water boiled in chamber 12 of heating up water in thermos flask by aqueduct 13.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability
Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including
Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element
Process, method, article or equipment in there is also other identical elements.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. a kind of unpowered boiler of domestic biomass, including support frame (1), square frame (2), heat-conducting plate (3), biomass are not deposited
Storage tank (4), handle (6), receives grey drawer (7), flame-out port (8), stovepipe (9), down-draft cylinder (10), combustion chamber at casing drum (5)
(11), it heats up water chamber (12), aqueduct (13), ash discharge cylinder (14), filler pipe (15), biomass fuel import (16), guide rod
(17), biomass fuel guide box (18), material guide port (19), outer cover case (20), drain valve (21), biomass store cover plate
(22), hinge (23), reinforcing rib (24), lower grey hole (25) and boiler case (26);It is characterized by: the square frame (2) is adopted
It is welded with square tube and cold plate, square frame (2) lower end surface is welded on four support frame (1) upper ends;Support frame as described above (1) weldering
It connects in square frame (2) lower end;Boiler case (26) right end is welded on the left of biomass storage box (4) and outer cover case (20)
Wall, left end are welded on two reinforcing ribs (24);The ash discharge cylinder (14) is welded on the right side of boiler case (26);The reinforcing rib
(24) two are provided with, one end is welded on square frame (2) side wall, and the other end is welded on boiler case (26) outer wall;It is described to lead flame
Cylinder (10) is welded on boiler case (26) upper end;The not heat-conducting plate (3) is arranged in square frame (2) upper end;The aqueduct
(13) one end is welded on boiler case (26) lower end, and is connected to chamber of heating up water (12), and the other end is arranged in square frame (2) outer end;
The drain valve (21) is arranged on aqueduct (13);Filler pipe (15) upper end is arranged in square frame (2) upper end wall, under
End is fixed in boiler case (26) side wall, and is connected to chamber of heating up water (12), and filler pipe (15) upper end is provided with rubber stopper;Institute
It states stovepipe (9) lower end and is fixed at boiler case (26) upper end wall, and be connected to combustion chamber (11), upper end is arranged in square box
Body (2) upper end wall;The biomass storage box (4) is welded on the right side of square frame (2);The biomass stores cover plate (22)
Biomass storage box (4) upper end is fixed at by hinge (23);The handle (6) is welded on biomass storage cover plate
(22) upper end;The outer cover case (20) is welded on the right side of square frame (2), and is arranged in biomass storage box (4) upper end, outer cover
Case (20) is set as hollow box body;The biomass fuel guide box (18) is fixed in outer cover case (20);The casing drum
(5) it is welded on outer cover case (20) upper end;The grey drawer (7) of the receipts is arranged in square frame (2) side wall, and is arranged in ash discharge cylinder
(14) positive lower end.
2. the unpowered boiler of a kind of domestic biomass according to claim 1, it is characterised in that: the boiler case (26) is adopted
The double-layer box body being welded with cold plate, boiler case (26) lower end are set as heat up water chamber (12), and upper end is set as combustion chamber (11).
3. the unpowered boiler of a kind of domestic biomass according to claim 1, it is characterised in that: the boiler case (26) sets
It is set to U-shaped cabinet.
4. the unpowered boiler of a kind of domestic biomass according to claim 1, it is characterised in that: on the ash discharge cylinder (14)
End is in same plane with combustion chamber (11) lower end surface, and lower end and chamber (12) lower end of heating up water are in same plane, ash discharge cylinder (14)
Upper end is welded with thin plate, and lower grey hole (25) is provided on thin plate, and lower end is opening.
5. the unpowered boiler of a kind of domestic biomass according to claim 1, it is characterised in that: the not heat-conducting plate (3)
Central location is provided with flame-out port (8), and the diameter of flame-out port (8) is consistent with the diameter of down-draft cylinder (10).
6. the unpowered boiler of a kind of domestic biomass according to claim 1, it is characterised in that: the biomass storage box
(4) it is set as hollow box body.
7. the unpowered boiler of a kind of domestic biomass according to claim 1, it is characterised in that: the biomass fuel is led
Case (18) upper end is provided with material guide port (19), is provided with biomass fuel import (16) on the left of lower end and is connected to combustion chamber (11).
8. the unpowered boiler of a kind of domestic biomass according to claim 1, it is characterised in that: the guide rod (17) sets
It is equipped with several, is arranged in the inner wall hole of biomass fuel guide box (18) two sides, guide rod (17) is in three, four rows up and down
Column.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811350456.5A CN109579055A (en) | 2018-11-14 | 2018-11-14 | A kind of unpowered boiler of domestic biomass |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811350456.5A CN109579055A (en) | 2018-11-14 | 2018-11-14 | A kind of unpowered boiler of domestic biomass |
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Publication Number | Publication Date |
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CN109579055A true CN109579055A (en) | 2019-04-05 |
Family
ID=65922462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201811350456.5A Pending CN109579055A (en) | 2018-11-14 | 2018-11-14 | A kind of unpowered boiler of domestic biomass |
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CN (1) | CN109579055A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113375189A (en) * | 2021-06-25 | 2021-09-10 | 武威中农圣科生物质燃料有限公司 | Household biomass boiler and use method thereof |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7318431B1 (en) * | 2004-02-03 | 2008-01-15 | Bixby Energy Systems, Inc. | Biomass fuel burning stove and method |
CN201844424U (en) * | 2010-08-30 | 2011-05-25 | 黄利中 | Vertical feeding auto-fire suction rotary burning sealed stove |
CN204923085U (en) * | 2015-07-22 | 2015-12-30 | 衢州环艺工业设计有限公司 | Energy -concerving and environment -protective straw cooking utensils |
CN206055652U (en) * | 2016-08-02 | 2017-03-29 | 梁超 | A kind of biomass new forms of energy burning boiler |
CN108775602A (en) * | 2018-07-02 | 2018-11-09 | 甘肃永和环保科技有限公司 | Biomass fuel domestic heating stove |
-
2018
- 2018-11-14 CN CN201811350456.5A patent/CN109579055A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7318431B1 (en) * | 2004-02-03 | 2008-01-15 | Bixby Energy Systems, Inc. | Biomass fuel burning stove and method |
CN201844424U (en) * | 2010-08-30 | 2011-05-25 | 黄利中 | Vertical feeding auto-fire suction rotary burning sealed stove |
CN204923085U (en) * | 2015-07-22 | 2015-12-30 | 衢州环艺工业设计有限公司 | Energy -concerving and environment -protective straw cooking utensils |
CN206055652U (en) * | 2016-08-02 | 2017-03-29 | 梁超 | A kind of biomass new forms of energy burning boiler |
CN108775602A (en) * | 2018-07-02 | 2018-11-09 | 甘肃永和环保科技有限公司 | Biomass fuel domestic heating stove |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113375189A (en) * | 2021-06-25 | 2021-09-10 | 武威中农圣科生物质燃料有限公司 | Household biomass boiler and use method thereof |
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Application publication date: 20190405 |
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