CN207688423U - Biomass granule fuel bifurcation combustion furnace - Google Patents
Biomass granule fuel bifurcation combustion furnace Download PDFInfo
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- CN207688423U CN207688423U CN201721777280.2U CN201721777280U CN207688423U CN 207688423 U CN207688423 U CN 207688423U CN 201721777280 U CN201721777280 U CN 201721777280U CN 207688423 U CN207688423 U CN 207688423U
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- turnover panel
- fuel
- burner hearth
- bifurcation
- biomass granule
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Abstract
The utility model is related to biomass granule fuel bifurcation combustion furnaces, including burner hearth (1) and the water jacket (2) of periphery, its main feature is that：The top of burner hearth (1) is equipped with the shaft (4) of horizontal, shaft (4) periphery is equipped with turnover panel (5), outer ledge matches with the inner wall of burner hearth (1) when turnover panel (5) horizontal, at least the top of one side edge and air inlet hole (7) relatively, form a combustion chamber (6)；The lower part of burner hearth (1) is a closed deflagration room (3).Advantageous effect is：It is suitble to biological substance for combustion granular fuel, fuel to be introduced into combustion chamber and burn on horizontal turnover panel, turnover panel stirs when touching the mark, and fuel falls on slow burning room, anaerobic condition smoulder.Very hot oven and slow fire can be separately or concurrently provided as needed, meet the needs of a variety of heat supplies.It using cracked gas second-time burning, the settings such as automatically controls, the thermal efficiency of fuel can be greatly improved, save the energy, reduce pollution, it is expected to become the applicable stove of biomass granule fuel.
Description
Technical field
The utility model is related to a kind of power economized boiler, i.e., a kind of biomass granule fuel bifurcation combustion furnace.
Background technology
Biomass granule fuel made of compacting is crushed with agricultural crop straw and weeds wood fragments, because of its calorific value height, discharge is few,
Raw material is wide, at low cost and deep favored by market.But due to lacking special furnace set, the application of biomass fuel receives centainly
Limitation.Currently, the stove of a variety of biomass granule fuels in the market, has continued to use the structure of coal stove, mainly by stove mostly
Thorax and surrounding water jacket are constituted, and fuel is sent to warmer or other heating equipments in stove chamber inner combustion, heat by the water jacket of surrounding.
But the combustion characteristics of biomass granule fuel has prodigious difference with coal, is unsuitable for using the stove using coal as fuel.
In practical application, we are sometimes for using very hot oven, it is sometimes desirable to slow fire.Such as cooking, heat up water, preferably in short-term
It is interior that a large amount of heat is provided, thus need very hot oven.And the operations such as indoor heating are then required to continue slowly to supply for a long time
Heat, if with the lasting combustion heat supplying of very hot oven, it is excessively high to will result in indoor temperature, can also waste fuel, be significantly increased heat supply at
This.In addition, for slow fire, it is also desirable to based on very hot oven, fuel preferably very hot oven burning a period of time after again into
Enter anoxycausis, it could better smoulder.Otherwise, the oxygen-supplying amount of slow fire is difficult to control, and combustion air is easy greatly very much burning, helps
Wind is fired to be easy to extinguish very little.In order to solve this problem, existing stove mostly uses the method for giving as security fire, with coal dust inferior or soil,
Ashes etc. are covered in above charcoal fire, are allowed to continue smoulder under conditions of anoxic.This method is cumbersome, does not also defend
Raw, the duration is also shorter, is converted when needing very hot oven difficult, and fuel cracks to be formed under cryogenic and largely has
Evil gas, pollutes environment.As it can be seen that very hot oven and slow fire are all that stove is required.And only there are one burner hearths for existing stove, it is difficult to
Adapt to anxious slow two different requirements.
Invention content
The purpose of this utility model be to provide it is a kind of be suitable for using biomass granule fuel, and very hot oven and slow can be provided simultaneously
Fiery two kinds of burning conditions, disclosure satisfy that two kinds of demands of very hot oven and slow fire, and easy to operate, save fuel, the life of non-pollution discharge
Material grains fuel bifurcation combustion furnace.
Above-mentioned purpose is realized by following technical scheme：A kind of biomass granule fuel bifurcation combustion furnace is developed, including
Burner hearth and the water jacket of periphery, its main feature is that：The top of the burner hearth is equipped with the shaft of horizontal, and shaft periphery is equipped with turnover panel,
Outer ledge matches with the inner wall of burner hearth when turnover panel horizontal, and the top of at least one side edge is opposite with air inlet hole, forms one
Combustion chamber；The lower part of burner hearth is a closed deflagration room, and the top of deflagration room is provided with discharge orifice, and discharge orifice picks out discharge outward
Pipe, delivery pipe access the air inlet hole of combustion chamber by water tank.
The outer top of the burner hearth is equipped with fuel hopper, and fuel hopper lower part is equipped with feeding extruder, and feeding extruder is driven by motor,
The outlet of feeding extruder is opposite with the feeding port of burner hearth.
The burner hearth is the cylindrical cavity erect, and turnover panel joined together is the plate face of four pieces of semicircle shapes, is in right-angled intersection
Shape is mounted on the periphery of shaft.
The plate face of the turnover panel is fitted with one layer of ventilated net, has gap between ventilated net and turnover panel plate face.
Blast pipe is connected to outside the air inlet hole of the combustion chamber, blast pipe outer end is equipped with wind turbine.
The blast pipe is located in shaft, and multiple air inlet holes obliquely upward are provided on blast pipe.
The delivery pipe is connected on the middle part of blast pipe.
The side of the deflagration room is provided with switchable shoot door, and shoot door is equipped with the control oxygen valve of adjustable air quantity.
The turnover panel has a piece of, and turnover panel side on inboard wall of burner hearth, is put down by shaft hinge under the drive of motor
It sets and is equipped with the barrier rib of strip with two actions of the bottom, turnover panel.
The combustion furnace is hesitated valve motor equipped with feeding extruder motor, blower motor, turnover panel motor and control, feeding extruder electricity
Machine, blower motor, turnover panel motor and control valve motor of hesitating are equipped with remote controler or automatic controller.
The utility model has the beneficial effects that：It is suitble to biological substance for combustion granular fuel, fuel to be introduced into combustion chamber in horizontal
It burns above turnover panel, turnover panel stirs when reaching determining index, and deflagration room is fallen under fuel, the smoulder under anaerobic condition.It can
Very hot oven and slow fire are separately or concurrently provided as needed, meet the needs of a variety of heat supplies.In addition use cracked gas second-time burning,
It the settings such as automatically controls, the thermal efficiency of fuel can be greatly improved, save the energy, reduce pollution, it is expected to become biological particles
The applicable stove of fuel.
Description of the drawings
Fig. 1 is the front view of the first embodiment；
Fig. 2 is the vertical view of the first embodiment；
Fig. 3 is the unit shaft of the first embodiment and the front view of turnover panel；
Fig. 4 is the unit shaft of the first embodiment and the left view of turnover panel；
Fig. 5 is the first use state front view of the first embodiment；
Fig. 6 is second of use state front view of the first embodiment；
Fig. 7 is the third use state front view of the first embodiment；
Fig. 8 is the unit shaft of second embodiment and the front view of turnover panel；
Fig. 9 is the unit shaft of second embodiment and the left view of turnover panel；
Figure 10 is the front view of the component shoot door of the third embodiment；
Figure 11 is the unit shaft of the third embodiment and the front view of turnover panel；
Figure 12 is the 4th kind of unit shaft of embodiment and the left view of turnover panel；
Figure 13 is the 5th kind of unit shaft of embodiment and the front view of turnover panel；
Figure 14 is the control device block diagram of the 6th kind of embodiment.
It is visible in figure：Burner hearth 1, water jacket 2, deflagration room 3, shaft 4, turnover panel 5, combustion chamber 6, air inlet hole 7, feeding port 8, feeding
Screw feeder 9, fuel hopper 10, gearbox 11, motor 12, blast pipe 13, wind turbine 14 control valve 15 of hesitating, delivery pipe 16, water tank 17, deashing
Door 18, ventilated net 19, turnover panel motor 20, control oxygen valve 21, barrier rib 22.
Specific implementation mode
The first embodiment：As shown in Figure 1 and Figure 2, this biomass granule fuel bifurcation combustion furnace, including burner hearth 1 and
The water jacket 2 of periphery, its main feature is that：The top of burner hearth 1 is equipped with the shaft 4 of horizontal, and 4 periphery of shaft is equipped with turnover panel 5, and turnover panel 5 is flat
Outer ledge matches with the inner wall of burner hearth 1 when setting, and at least the top of one side edge is opposite with air inlet hole 7, forms a burning
Room 6；The lower part of burner hearth 1 is a closed deflagration room 3, and the top of deflagration room 3 is provided with discharge orifice, and discharge orifice picks out discharge outward
Pipe 16, delivery pipe 16 access the air inlet hole 7 of combustion chamber 6 by water tank 17.
Recommend a kind of more optimal scheme in conjunction with Fig. 1, the outer top of the burner hearth is equipped with fuel hopper 10, under fuel hopper 10
Portion is equipped with feeding extruder 9, and feeding extruder 9 is driven by motor 12, and the outlet of feeding extruder 9 is suitable for reading opposite with burner hearth 1.In this way,
Biomass granule fuel can be mounted in 10 the inside of fuel hopper, and burner hearth 1 is constantly sent into certain speed by screw feeder 9.Also
The rotating speed that screw feeder can be changed as needed, adjusts the rate of feeding.
Recommend a kind of shaft of optimization and the structure of turnover panel in conjunction with Fig. 3, Fig. 4.The turnover panel has four pieces, and uniformly distributed be mounted on turns
The periphery of axis forms four pieces of turnover panels of right-angled intersection.Obviously, this shaft and turnover panel and the burner hearth shape of cooperation can also have
Diversified forms are only exemplified by one kind in figure：Turnover panel is the plate face of four pieces of semicircle shapes, and burner hearth joined together is the cylindrical empty erect
Chamber.It when two pieces of turnover panel horizontal, fits like a glove with the inner wall of burner hearth 1, achievees the effect that completely cut off air as far as possible.And other two
Both sides can be divided into two spaces by block turnover panel vertical state, one piece of turnover panel especially above, one of them is exactly combustion chamber
6。
Here the difference of combustion chamber 6 and other spaces mainly has combustion air entrance.In figure as it can be seen that in burner hearth 1
Wall is opposite with combustion chamber 6 to be located, and is opened there are one air inlet hole 7,7 outside of air inlet hole is connected to blast pipe 13, and 13 outer end of blast pipe is equipped with wind
Machine 14.Wind turbine 14 can be driven by individual motor, can also be driven as shown in the figure by gearbox by a motor 12 with screw feeder.
Obviously, when 5 horizontal of turnover panel, burner hearth 1 is divided into two parts up and down, and half above is the sky below combustion chamber 6
Between just become airtight anoxia deflagration room 3.3 top of deflagration room is provided with discharge orifice, and the delivery pipe 16 that discharge orifice picks out passes through water tank
17, it is tortuous reciprocal inside water tank, finally access the air inlet hole 7 of combustion chamber 6, can also the outlet of delivery pipe 16 as shown in the figure connect
At the middle part of blast pipe 13, best upper end turns forward certain angle.
Fig. 5, Fig. 6, Fig. 7 illustrate three working conditions of this device：As shown in figure 5, biomass granule fuel is mounted in
10 the inside of fuel hopper, starts motor 12, and screw feeder rotation moves feeding port 8 to adjust the distribution of fuel, most of fuel is made to be discharged to
Combustion chamber 6, a small amount of fuel fall into the adjacent space in combustion chamber 6.The fuel for lighting combustion chamber, the intensity of a fire is gradually under the action of combustion air
It is prosperous.Meanwhile the space in 6 next door of combustion chamber is also accumulated from a small amount of fuel, and also lacked in the related lower fuel of the combustion chamber intensity of a fire
Amount is lighted.As shown in fig. 6, when the fuel of combustion chamber is enough, turnover panel 5 falls on stove by pressure under the fuel just lighted
The deflagration room 3 of thorax lower part.As shown in fig. 7, while turning under combustion chamber, the space in former combustion chamber next door goes to the position of combustion chamber
It sets, continue to accept fuel and burns.Fuel under being thrown is split in the slow burning interior smoulder under anoxic conditions of lower furnace portion
The flue gas and fuel gas solved enters water tank 17 through delivery pipe, imparts heat to the water in water tank, finally enters blast pipe 13,
Enter combustion chamber 6 through air inlet hole 7 again, carries out second-time burning.
When the indoor fuel of deflagration is enough, and only needs very hot oven, the control valve on delivery pipe can be closed, deflagration room is made to lose
Pulling force is removed, oxygen supply is less, almost stops burning, and combuster enters better combustion state.
When combustion chamber does not need very hot oven, and slow burning room is needed to work on, it can be reduced or switched off screw feeder, stop launching combustion
Material closes wind turbine, and the fuel of deflagration room can smoulder under low oxygen conditions.When needing deflagration room to increase heating load, then may be used
It manipulates turnover panel and is in obliquity, can be run down by a small amount of combustion air that fans entrance enters naturally, reinforce deflagration room
Burning, makes deflagration room continue heat supply.
Stove using the above structure significantly enhances the utilizing status of biomass fuel, both can be cooking, heat up water,
Room heat supply can be carried out in the case where unattended or a small amount of manpower assists again.And it can select in very hot oven or slow fire
A combustion system, be very suitable for residential building, small unit use.
Second of embodiment：It is improved on the basis of the first embodiment.The main air-supply for improving combustion chamber 6
Mode.As shown in Figure 8, Figure 9, the plate face of turnover panel 5 is fitted with one layer of ventilated net 19, between ventilated net 19 and the plate face of turnover panel 5
There are certain gap, in general this gap to be advisable in 5-10mm.Preferably while the position of blast pipe 13 is improved, blast pipe
13 are located in shaft 4, and multiple air inlet holes 7 obliquely upward are provided on blast pipe 13.As it can be seen that shaft 4 here should be in figure
Two sections, in separated exposure go out blast pipe 13 and air inlet hole 7.The root of turnover panel is connected in two sections of shafts, with blast pipe 13
Opposite place, can be clamped a rectangular slab of stone minuteness strip of paper used for sealing, and in rotation, asbestos seal item matches with air inlet pipe outer wall always, prevents
Oxygen is downwardly into slow burning room.Certainly, wind turbine here can also be driven by individual motor.
The advantages of this air inlet is that structure is compacter, and from bottom to top, combustion-supporting effect is more preferable for wind-force, and to lower furnace portion
The air quantity of leakage is less, and the burning condition contributed to above and below burner hearth thoroughly separates, and preferably plays the effect of this stove.
In addition, one end of turnover panel shaft here increases turnover panel motor 20, the rotation of shaft 4 can be controlled.It can set
Shaft 4 rotates much angles at what time or under the conditions of what.This with previous embodiment only by weight come compared with determining overturning,
It is more reliable and more stable.
The third embodiment：It is improved on the basis of previous embodiment.Switchable deashing is provided in the side of deflagration room 3
Door 18, shoot door 18 are equipped with the control oxygen valve 21 of adjustable air quantity.The effect of shoot door 18 has at 2 points：First, removing the ash burnt
Cinder.Second is that the oxygen-supplying amount of control deflagration room 3.The seal degree of shoot door is controlled, or is not closed completely, oxygen supply can be controlled
Amount.This example also recommended a kind of more accurate mode, and as shown in Figure 10, the side of deflagration room 3 is provided with switchable shoot door
18, shoot door 18 is equipped with the control oxygen valve 21 of adjustable air quantity.Control oxygen valve 21 is a centrum with unification taper hole, twisting centrum
The screw rod of outer end, you can mobile centrum adjusts the size of air inlet hole, controls the supply of oxygen, makes the burning of deflagration room 3 more such as
Meaning.
4th kind of embodiment：As shown in Figure 11, Figure 12, the shape of turnover panel is rectangle, and the level of burner hearth 1 joined together is cut
Face is also rectangle, and working method is identical as previous embodiment.This example illustrates, the shape of turnover panel 5 can there are many, as long as can
Matching with the shape of burner hearth can work.
5th kind of embodiment：As shown in figure 13, turnover panel only has a piece of, can be semicircle or rectangle, as long as can be with stove
Thorax inner wall coincide.5 side of turnover panel by 4 hinge of shaft on 1 inner wall of burner hearth, can be carried out under the drive of motor horizontal and
Two actions of the bottom.When this 5 horizontal of turnover panel, fuel can be accepted and burnt；It is as shown in phantom in FIG. when the bottom, it can be not
The fuel of after-flame is thrown lower into deflagration room 3.Turnover panel 5 is equipped with the barrier rib 22 of strip, and effect is to be left in the bottom less
Fuel is measured, with the kindling material to burn again as return.
It is this relatively simple for structure, but must have motor drive.
6th kind of embodiment：The charging screw feeder motor, blower motor, turnover panel motor and control hesitate valve motor be equipped with it is distant
Control device or automatic controller.Figure 14 enumerates a kind of structure diagram automatically controlled, and temperature sensing is arranged in the gentle room of burning in combustion chamber
Device and material detector, the signal acquired are hesitated after processor is handled to screw feeder motor, blower motor, turnover panel motor and control
Valve motor sends out instruction, to control the operation of entire stove, can replace a large amount of manual operation.
Claims (10)
1. a kind of biomass granule fuel bifurcation combustion furnace, including burner hearth (1) and the water jacket (2) of periphery, it is characterised in that：Institute
The top for stating burner hearth (1) is equipped with the shaft (4) of horizontal, and shaft (4) periphery is equipped with turnover panel (5), outer side edges when turnover panel (5) horizontal
Edge matches with the inner wall of burner hearth (1), and at least the top of one side edge and air inlet hole (7) relatively, form a combustion chamber (6)；
The lower part of burner hearth (1) is a closed deflagration room (3), and the top of deflagration room (3) is provided with discharge orifice, the discharge orifice row of picking out outward
Put pipe (16), air inlet hole (7) of the delivery pipe (16) by water tank (17) access combustion chamber (6).
2. biomass granule fuel bifurcation combustion furnace according to claim 1, it is characterised in that：Outside the burner hearth (1)
Top is equipped with fuel hopper (10), and fuel hopper (10) lower part is equipped with feeding extruder (9), and feeding extruder (9) is driven by motor (12), sent
The outlet for expecting screw feeder (9) is opposite with the feeding port (8) of burner hearth (1).
3. biomass granule fuel bifurcation combustion furnace according to claim 1, it is characterised in that：The burner hearth (1) is perpendicular
Vertical cylindrical cavity, turnover panel joined together (5) be the plate face of four pieces of semicircle shapes, in cross-shaped mounted on shaft (4)
Periphery.
4. biomass granule fuel bifurcation combustion furnace according to claim 1, it is characterised in that：The plate of the turnover panel (5)
Face is fitted with one layer of ventilated net (19), has gap between ventilated net (19) and turnover panel plate face.
5. biomass granule fuel bifurcation combustion furnace according to claim 1, it is characterised in that：The combustion chamber (6)
Blast pipe (13) is connected to outside air inlet hole (7), blast pipe (13) outer end is equipped with wind turbine (14).
6. biomass granule fuel bifurcation combustion furnace according to claim 5, it is characterised in that：The blast pipe (13) sets
In shaft (4), multiple air inlet holes (7) obliquely upward are provided on blast pipe (13).
7. biomass granule fuel bifurcation combustion furnace according to claim 5, it is characterised in that：The delivery pipe (16) connects
Middle part in blast pipe (13).
8. biomass granule fuel bifurcation combustion furnace according to claim 1, it is characterised in that：The deflagration room (3)
Side is provided with switchable shoot door (18), and shoot door (18) is equipped with the control oxygen valve (21) of adjustable air quantity.
9. biomass granule fuel bifurcation combustion furnace according to claim 1, it is characterised in that：The turnover panel (5) has one
Piece, turnover panel (5) side on burner hearth (1) inner wall, carry out horizontal and two, the bottom by shaft (4) hinge under the drive of motor
Action, turnover panel (5) are equipped with the barrier rib (22) of strip.
10. biomass granule fuel bifurcation combustion furnace according to claim 1, it is characterised in that：The combustion furnace is equipped with
Feeding extruder motor, blower motor, turnover panel motor and control are hesitated valve motor, feeding extruder motor, blower motor, turnover panel motor and
It controls valve motor of hesitating and is equipped with remote controler or automatic controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721777280.2U CN207688423U (en) | 2017-12-07 | 2017-12-07 | Biomass granule fuel bifurcation combustion furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721777280.2U CN207688423U (en) | 2017-12-07 | 2017-12-07 | Biomass granule fuel bifurcation combustion furnace |
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| Publication Number | Publication Date |
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| CN207688423U true CN207688423U (en) | 2018-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721777280.2U Active CN207688423U (en) | 2017-12-07 | 2017-12-07 | Biomass granule fuel bifurcation combustion furnace |
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| CN (1) | CN207688423U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006960A (en) * | 2017-12-07 | 2018-05-08 | 武国富 | Biomass granule fuel bifurcation combustion furnace |
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2017
- 2017-12-07 CN CN201721777280.2U patent/CN207688423U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108006960A (en) * | 2017-12-07 | 2018-05-08 | 武国富 | Biomass granule fuel bifurcation combustion furnace |
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