CN104329690A - Multifunctional vegetation fuel furnace - Google Patents

Multifunctional vegetation fuel furnace Download PDF

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Publication number
CN104329690A
CN104329690A CN201410534087.0A CN201410534087A CN104329690A CN 104329690 A CN104329690 A CN 104329690A CN 201410534087 A CN201410534087 A CN 201410534087A CN 104329690 A CN104329690 A CN 104329690A
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China
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fuel
burner hearth
stove
water
flue
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CN201410534087.0A
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Chinese (zh)
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CN104329690B (en
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莫布林
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莫布林
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Publication of CN104329690B publication Critical patent/CN104329690B/en

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Abstract

The invention discloses a multifunctional combustion furnace which takes plants such as grass and wood as fuels and is convenient to use. The multifunctional combustion furnace is mainly characterized in that a rotary feeder is positioned below a fuel hopper; a feeding pipe is positioned at the bottom of the fuel hopper and right below the rotary feeder; a feeding baffle is positioned on the feeding pipe; a conveying air pipe is positioned below the feeding baffle and is communicated with the feeding pipe; one end of the conveying air pipe is connected with an air inlet pipe, and the other end of the conveying air pipe is connected with a hearth; the air inlet pipe is positioned in the middle lower part of the furnace; an air speed regulator is positioned at the top end of the air inlet pipe and on the lower part of the hearth; an upper flue and a lower flue are arranged at different heights, are connected to the outlet of the hearth and are finally converged to a chimney; an upper smoke baffle is arranged on the upper flue; a smoke exhaust fan is arranged at the outlet of the chimney; a heat transfer column is arranged below a heat transfer support plate. The furnace can take common plants in rural areas as the fuels and is convenient to use and labor-saving, the usage of straw, grass and wood fuels is promoted, and the fuel cost is reduced for farmers.

Description

Functional grass wood fuel stove
Technical field
The present invention relates to a kind of multifunctional combustion oven easy to use, the combustion furnace that can be especially fuel with the plant such as careless, wooden.
Background technology
At present, at the kitchen range top that some rural areas of China use, be generally be built into materials such as brick, lime, cement.Use such kitchen range top, need a special people to be sitting in the kitchen range top and come to add fuel, make a fire, cook, heat up water, when boiling pig feed, can a people come, when needs cooking time, then needing another one people to carry out cooking could complete this work.Use this kitchen range top, high-temperature flue gas, behind the bottom of a pan, can directly be drained from chimney.As can be seen here, the kitchen range top that some rural areas use, also exists two problems: one is the inconvenience that operates, labor intensive; Another is that heat utilization ratio is not high.Use inconvenience, labor intensive can bring such problem again: part peasant with good conditionsi does not like with traditional vegetation fuel, use instead and use more conveniently combustion gas, so just have impact on the use of vegetation fuel, increase the consumption of natural gas, coal resources, bring energy starved pressure; The plant fuel of rural area substantial amounts can not get application, as the rice straw after rice threshing, the withered bar getting rid of the crops such as the cornstalk after pone, to be discarded in cropland or afield in burn, the weeds that picture is seen everywhere, withered branch, nobody goes to comprehend, and these are renewable, substantial amounts, fuel desirable have everywhere slatterned in vain.
Summary of the invention
In order to solve because of rural area tradition kitchen range top inconvenient operation, labor intensive, heat utilization ratio is not high and cause a large amount of plant fuels can not be utilized the problem that maybe can not be fully utilized, the invention provides a kind of can with the common plant in rural area for fuel, again easy to use, save manpower, combustion furnace that heat utilization ratio is high.
The technical solution adopted for the present invention to solve the technical problems is: functional grass wood fuel stove forms primarily of fuel system, combustion system, flue gas system, heat transfer system, hot-water heating system and collection ash system.Fuel system is positioned at the left side of stove, combustion system is positioned at the middle part of stove, by fuel system, flue gas system connects the exhanst gas outlet position of combustion system, be positioned at the right side of stove, heat transfer system is positioned at the top of the centre of stove, and hot-water heating system is distributed in combustion system and flue gas system, and collection ash system is positioned at combustion system and flue gas system and falls the bottom at grey position.
Fuel system forms primarily of fuel hopper, rotary feeder, tremie pipe, discharge flapper, manual charging ram, conveying airduct and burner hearth charging aperture check plate.Rotary feeder is positioned at the bottom of fuel hopper, immediately below the bottom that tremie pipe is positioned at fuel hopper and rotary feeder, discharge flapper is positioned on tremie pipe, manual charging ram is positioned in the horizontal segment of the conveying airduct be connected with tremie pipe, conveying airduct to be positioned at below discharge flapper and to be communicated with tremie pipe, its one connects blast pipe, and other end connects burner hearth, and burner hearth charging aperture check plate is positioned at the end of conveying airduct and the left lower of burner hearth.Rotary feeder is can the batcher of speed governing, can regulate the amount of blanking.The sectional dimension of tremie pipe is less than the cross section of conveying airduct, enters conveying airduct result in blockage to prevent large fuel slug.Discharge flapper is used to open or close tremie pipe, and when discharge flapper is in the closed position, it has cut off the path of fuel hopper and conveying airduct.Manual charging ram is used for the fuel dropped in conveying airduct to advance in a manual manner in burner hearth, also plays the effect of the block clearing when conveying airduct blocks in addition.Conveying airduct is used for entering in burner hearth by the wind-force formed because of the fuel combustion in burner hearth to blow fuel, it is because burning causes the rising of thermal current that this wind-force can be formed, negative pressure is produced in burner hearth, pressure outside burner hearth is higher than the pressure of burner hearth inside, then the air of outside can enter burner hearth through blast pipe and conveying airduct, and the flowing of air just defines this wind.When burning fire gesture is larger, the wind-force formed by the air of conveying airduct is larger, and the fuel particle that can carry is more.Utilize the mode of wind model fuel, effectively isolated fuel hopper and burner hearth, prevent the generation of fire.Burner hearth charging aperture check plate to be used for preventing in burner hearth high temperature gases recirculating in conveying airduct, opening or closing of burner hearth charging aperture check plate is that these three power of gas pressure be subject to by its gravity and both sides control, when the pressure in burner hearth is lower than certain value time, it will open an aperture, when the pressure in burner hearth is elevated to certain value time, it will be closed.
Combustion system forms primarily of ignition, fuel cartridge, blast pipe, blast pipe baffle plate, velocity regulator, ignition window, fire observation window and bursting diaphragm.Ignition is positioned at the bottom of burner hearth on the right side, be connected by tracheae with fuel cartridge, blast pipe is positioned at the middle and lower part of stove, blast pipe baffle plate is positioned at the air intake vent place of blast pipe, and velocity regulator is positioned at the top of blast pipe and the bottom of burner hearth, and it is arranged on blast pipe in revocable mode, namely can do or lower movement relative to blast pipe, ignition window is positioned at the middle and lower part in the front of burner hearth, and fire observation window is positioned at the middle and upper part in the front of burner hearth, and bursting diaphragm is positioned at the middle and lower part at the rear of burner hearth.Blast pipe baffle plate is for opening blast pipe to ventilate and closing blast pipe to stop the circulation of inner flue gas of the stove to reduce the loss of heat when stopping burning.Velocity regulator is used to the size regulating the wind speed entering burner hearth from velocity regulator, to obtain suitable wind speed to blow the fuel in burner hearth.Velocity regulator can regulate the wind speed of loosening fuel to be based on such principle: when flow is constant, by the fluid of first-class pipe, in the place that sectional area is large, flow velocity is little, in the place that sectional area is little, flow velocity is large, so, velocity regulator moves down, turned down the incoming air area of blast pipe, then can obtain larger intake velocity, velocity regulator up moves, increase incoming air area, then can reduce the speed of air intake.Bursting diaphragm is one block of wallboard that can be movable after burner hearth, and close burner hearth by self gravitation, (be greater than the active force of gravity) when being subject to the effect of larger pressure in burner hearth, it will open burner hearth, plays the effect of pressure-relief explosion-proof.Igniting has two kinds of modes, and one is electronic ignition, even if light a fire with the combustion gas of ignition and fuel cartridge, another opens ignition window, puts into burning things which may cause a fire disaster light the fuel entered burner hearth from ignition window.
Flue gas system forms primarily of top flue, underflue, chimney, top damper and smoke exhaust fan.Top flue, underflue are with just different location arrangements, both are all connected to the outlet of burner hearth, finally all be pooled on chimney, underflue is lower than top flue, its exhanst gas outlet position (lowest point) is higher than the fuel whereabouts zone position of burner hearth, it is the structure downward-sloping toward chimney direction, chimney is positioned at the right side of stove rearward, its top exceeds the upper plane of stove, lower position is lower than underflue, top gas baffle is contained on the flue of top, and smoke exhaust fan is contained in the exit of chimney.The fuel whereabouts zone position that the exit position of underflue is higher than burner hearth is greater than the pressure of underflue outlet in order to make at the get up pressure of rear hearth bottom of fuel combustion, and when smoke exhaust fan is not activated, flue gas also can flow to chimney through underflue.The structure that underflue tilts is the bottom dropping to chimney for the ease of ash, prevents dust stratification on underflue.The sectional area of chimney is all larger than the sectional area of upper and lower part flue, and when such flue gas flows through chimney, flow velocity can slow down, and is convenient to the whereabouts of dust.The sectional area of top flue and underflue is larger than the sectional area of blast pipe again, to obtain larger burner hearth air intake wind speed and conveying wind speed.Smoke exhaust fan is used for smoking, and accelerates the flowing velocity of flue gas, and play the effect promoting burning and transfer the fuel, its rotating speed can regulate, and regulates the rotating speed of smoke exhaust fan according to different combustion cases.
Heat transfer system is primarily of heat transfer pole and heat transfer supporting plate composition.Heat transfer pole is contained in below heat transfer supporting plate, and be connected with heat transfer supporting plate, both are positioned at the upper position of burner hearth.The effect of heat transfer pole strengthens the area absorbing heat, and be delivered to by heat on heat transfer supporting plate, and the first-class kitchen tools of pot are held in the effect of heat transfer supporting plate, and the heat that fuel combustion in burner hearth produces is passed to the first-class kitchen tools of pot dropped on above it.
Hot-water heating system is primarily of water-cooling wall, endothermic tube, filler, distilled water tank, water-level gauge, water thermometer, upper strata water valve, lower floor's water valve, distillation water valve and blowdown water valve composition.Water-cooling wall is distributed in around burner hearth, endothermic tube is positioned in upper and lower part flue and chimney, filler is positioned at the upper right quarter of table, and exceed the upper plane of table, distilled water tank is positioned at the below of filler, water-level gauge, water thermometer, upper strata water valve, lower floor's water valve, distillation water valve and blowdown water valve are all contained on the leading flank of stove, and the bottom of upper strata water valve and top flue is at sustained height, lower floor's water valve height is lower than upper strata water valve, distillation water valve is contained in the bottom of distilled water tank, and sewer valve is positioned at the minimum point of hot-water heating system.An effect of water-cooling wall separates fuel hopper and burner hearth, plays heat insulation effect, and another one effect absorbs heat to carry out heating water.Endothermic tube is used for absorbing the heat of flue gas, endothermic tube heats upper and lower layer water with coordinating of upper and lower part flue, when opening top damper, flue gas mainly passes through from top flue, now mainly heat upper water, when closing top gas baffle, flue gas passes through from underflue, now be heated to lower layer of water, then upper and lower layer water all can be heated to.Filler is used for adding water, and its position is the highest in hot-water heating system is water in order to fill it up with whole water tank.Upper strata water valve is for releasing upper strata hot water, lower floor's water valve can release the water compared with low water level, the water comprising upper strata can be released from lower floor's water valve, the object arranging upper and lower layer water valve is when the service time of stove is shorter, allow flue gas pass through from top flue, only the water on heating upper strata, so also can heat and hot water, and the water that need not burn in whole water tank, make water temperature not reach requirement.Distillation water valve is for releasing the distilled water in distilled water tank.
Collection ash system is primarily of ash-removing valve and collection ash can composition.In the bottom of blast pipe and chimney, an ash-removing valve and a collection ash can are housed respectively, and ash-removing valve is fixed installation mode, and collects ash can on-fixed and install, and can remove when ash is full.
When first use stove, toward fuel hopper in, first loading onto fuel, (fuel herein refers to the grass of one-tenth fine granularity through pulverizing or powdery, the plant fuels such as wood), open discharge flapper, open blast pipe baffle plate, expect in burner hearth under startup smoke exhaust fan and rotary feeder start, when arriving a certain amount of under the material in burner hearth, open ignition window, fuel combustibles combustion-assistant ignitions such as (can) paper usings is lighted from ignition window with lighter, shut ignition window, or light a fire with ignition, then ignition window need not be opened, up or lower mobile velocity regulator to obtain suitable wind speed to blow fuel combustion supporting (or increasing or reduce the weight of velocity regulator to obtain suitable wind speed), namely can start cooking after the meeting when baked wheaten cake one or cook.Because fuel is through the continuous conveying of rotary feeder and conveying airduct, fire can blaze up constantly in burner hearth.After flue gas flows in burner hearth, top flue or underflue, chimney, can be stopped smoke exhaust fan, flue gas can also automatic flowing get up (heat smoke rises in chimney, flowing formed negative pressure, flue and burner hearth are all negative pressure, stove outer air can enter burner hearth from blast pipe and conveying airduct, such furnace gas meeting natural flow gets up), now, supplement into burner hearth owing to also having air by conveying airduct, conveying wind also exists, can also normal transfer the fuel.When adding big fire, increase the rotating speed of rotary feeder, after the intensity of a fire increases, air quantity can increase automatically; When reducing fire, reduce the rotating speed of rotary feeder, after the intensity of a fire reduces, air quantity can reduce automatically.According to the time length with stove, can select to open or close top damper to change the passage of flow of flue gas, heating upper strata or whole water.
The invention has the beneficial effects as follows: (1) is easy to use; (2) manpower is saved; (3) heat utilization rate is high; (4) use of the plant fuel such as careless, wooden is promoted; (5) dependence to the resource such as natural gas, coal and consumption is reduced; (6) processing of plant fuel and the NPD projects chains of classification such as stalk, grass, wood can be formed, promote the development of recycling economy; (7) can burn hot water, boiling water or distilled water; (8) the use charge burden of peasant is alleviated.
Accompanying drawing explanation
Fig. 1, Fig. 2 are structure charts of the present invention.
At Fig. 1, in Fig. 2, 10. fuel hopper, 11. rotary feeders, 12. tremie pipes, 13. discharge flappers, 14. manual charging rams, 15. conveying airducts, 16. burner hearth charging aperture check plates, 20. ignitions, 21. fuel cartridges, 22. blast pipes, 23. blast pipe baffle plates, 24. velocity regulator, 25. ignition window, 26. fire observation windows, 27. bursting diaphragms, 30. top flues, 31. underflues, 32. chimneys, 33. top dampers, 34. smoke exhaust fans, 40. heat transfer poles, 41. heat transfer supporting plates, 50. water-cooling walls, 51. endothermic tubes, 52. filler, 53. distilled water tanks, 54. water-level gauges, 55. water thermometers, 56. upper strata water valves, 57. lower floor's water valves, 58. distillation water valves, 59. blowdown water valves, 60. ash-removing valves, 61. blast pipe collection ash cans, 62. chimney collection ash cans.
Detailed description of the invention
In fig. 1 and 2, fuel hopper (10) top is cylindrical shape, and bottom is cone shape.Rotary feeder (11) is the rotatable cylindrical rod of the band central shaft of a hexagonal bodily form, and it is driven by the gear mechanism of hand crank and band clockwork spring, or the extra motor that increases drives.Tremie pipe (12) is a cross section is rectangular pipe, and its sectional area is less than the sectional area of conveying airduct (15), falls in conveying airduct (15) result in blockage to stop large fuel particle, ensures the spacious and comfortable amount of conveying of conveying airduct (15) in addition.Discharge flapper (13) is one piece of rectangular platelet, and it can be upper movable at tremie pipe (12).Manual charging ram (14) is made by a long pole and the one piece of rectangular platelet being fixed on long pole head.The cross section of conveying airduct (15) is also rectangular pipe, and its cross section is more flat rectangle (length-width-ratio is larger), and its latter end is down incline structure, is convenient to fuel and drops in burner hearth.Burner hearth charging aperture check plate (16) is one piece of thinner lighter iron plate, and the sectional area of area ratio conveying airduct (15) is larger, and it, can around axis of rotation with a rotating shaft.Ignition (20) is similar to the electronic lighter of gas range.Fuel cartridge (21) is similar to daily gas tank, just small volume.Blast pipe (22) is cross section is rectangular pipeline.Blast pipe baffle plate (23) is the plate that can open or close blast pipe (22) of one piece of band rotating shaft.Velocity regulator (24) is a Profiles Y type, the device of V belt translation pole, minimum whereabouts limiting bracket and the highest lifting position-limit block, and it can up or move down, to increase or to reduce incoming air area.By the adjustment of the speed of the wind of velocity regulator (24), there are two kinds of implementations.A kind of is the mode of Manual push-pull, the size of based on fuel particle pushes away or draws velocity regulator (24) to a desired position, when unclamping hand, velocity regulator (24) can rest on arrived position, because the movement of velocity regulator (24) changes incoming air area, thus change intake velocity.Another kind of mode is the mounting means of velocity regulator (24) is except upper, can move freely in the optional position of centre outside the position at lower two ends, moving up and down of it is promoted by the wind-force by its wind, the increase of the air quantity needed for burning or minimizing can make it rise or decline, process is such: when burning fire gesture becomes large (required air quantity increases), the negative pressure formed in stove is also large, differential pressure inside and outside stove is just large, the inner wind speed of blast pipe (22) can increase, wind can promote velocity regulator (24) and rise, along with the rising of velocity regulator (24), incoming air area increases, wind speed can decline, until stop in a new equilbrium position, the air quantity now entering burner hearth adds, but wind speed remains unchanged substantially, otherwise, when required air quantity reduces, velocity regulator (24) can decline until a new equilbrium position, and wind speed can be kept substantially constant, as can be seen here, when weight one timing of velocity regulator (24), this mounting means can maintain the constant of wind speed automatically, the air quantity entering burner hearth changes, velocity regulator (24) can be made to move up and down, but wind speed is substantially constant, when the value of wind speed need be changed, can be changed by the weight dynamically increasing or reduce velocity regulator (24), weight is larger, wind speed is higher, weight is less, wind speed is lower, because the change of the weight of velocity regulator (24) can change incoming air area, thus can intake velocity be changed.Ignition window (25) is one piece of iron plate that can open or close burner hearth, and its size is stretched out one's hand into igniting be as the criterion to be facilitated.Fire observation window (26) is one block of rectangular clear glass.Bursting diaphragm (27) is the one piece iron plate of non-fixed installation on furnace wall below, it has a rotating shaft, can around axis of rotation, burner hearth is closed under normal circumstances by its gravity, when being subject to the impact extremely compared with air flow in burner hearth, impulsive force will overcome the effect of gravity, and bursting diaphragm (27) can open burner hearth pressure release around its axis of rotation.Top flue (30) and underflue (31) are the pipelines made with iron of cuboid.Chimney (32) is cylindrical structure.Top damper (33) is one piece of rotary iron plate, and it can be opened greatly or turn down the logical flue gas area of top flue (30), and can open or close the flue gas path of top flue (30) completely.Smoke exhaust fan (34) had both been provided with crank and had driven in a manual manner, and be provided with again the gear mechanism drive unit that can wind up, be also provided with motor driver, several type of drive is for subsequent use each other, to adapt to different applicable cases.Heat transfer pole (40) is the iron prop of flat, is connected to below heat transfer supporting plate (41) in the mode of arranging many more.Heat transfer supporting plate (41) is one piece of circular iron plate, and the upper plane of its aspect ratio stove is lower a little, like this, not easily slides above pot head drops on.Water-cooling wall (50) is the water tank that double-deck middle water-filling in furnace wall is formed, and plays effect that is heat insulation and heat absorption.Endothermic tube (51) is a bending water pipe spiraled, and is beneficial to increase endotherm area.Filler (52) is the one section of cylindrical pipe exceeding plane on stove, from then on the water at the position such as water-cooling wall (50), endothermic tube (51) can be filled it up with, it is with a lid, open or close filler (52) by 90-degree rotation lid select to air row's steam or produce distilled water, filler (52) is closed by the gravity of lid, and the gravity that can overcome lid when the vapour pressure in water tank is excessive is opened filler (52) and carried out pressure release.Distilled water tank (53) is the water tank of a cylinder type.Water-level gauge (54) is a glass tube water level gauge.Water thermometer (55) is a dial thermometer.Upper strata water valve (56), lower floor's water valve (57), distillation water valve (58) and blowdown water valve (59) are daily taps.Ash-removing valve (60) is a kind of slide valve.Blast pipe collection ash can (61) and chimney collection ash can (62) are all sealable cylinder jars.Collection ash is potted in below ash-removing valve (60), opens ash-removing valve (60), and ash can drop in collection ash can.

Claims (10)

1. a functional grass wood fuel stove, form primarily of fuel system, combustion system, flue gas system, heat transfer system, hot-water heating system and collection ash system, fuel system is positioned at the left side of stove, combustion system is positioned at the middle part of stove, by fuel system, flue gas system connects the exhanst gas outlet position of combustion system, be positioned at the right side of stove, heat transfer system is positioned at the top of the centre of stove, hot-water heating system is distributed in combustion system and flue gas system, and collection ash system is positioned at combustion system and flue gas system and falls the bottom at grey position.
2. functional grass wood fuel stove according to claim 1, it is characterized in that: fuel system is primarily of fuel hopper, rotary feeder, tremie pipe, discharge flapper, manual charging ram, conveying airduct and burner hearth charging aperture check plate composition, rotary feeder is positioned at the bottom of fuel hopper, immediately below the bottom that tremie pipe is positioned at fuel hopper and rotary feeder, discharge flapper is positioned on tremie pipe, manual charging ram is positioned in the horizontal segment of the conveying airduct be connected with tremie pipe, conveying airduct to be positioned at below discharge flapper and to be communicated with tremie pipe, its one connects blast pipe, other end connects burner hearth, burner hearth charging aperture check plate is positioned at the end of conveying airduct and the left lower of burner hearth.
3. functional grass wood fuel stove according to claim 1, it is characterized in that: combustion system is primarily of ignition, fuel cartridge, blast pipe, blast pipe baffle plate, velocity regulator, ignition window, fire observation window and bursting diaphragm composition, ignition is positioned at the bottom of burner hearth on the right side, be connected by tracheae with fuel cartridge, blast pipe is positioned at the middle and lower part of stove, blast pipe baffle plate is positioned at the air intake vent place of blast pipe, velocity regulator is positioned at the top of blast pipe and the bottom of burner hearth, it is arranged on blast pipe in revocable mode, namely can do or lower movement relative to blast pipe, ignition window is positioned at the middle and lower part in the front of burner hearth, fire observation window is positioned at the middle and upper part in the front of burner hearth, bursting diaphragm is positioned at the middle and lower part at the rear of burner hearth.
4. functional grass wood fuel stove according to claim 1, it is characterized in that: flue gas system is primarily of top flue, underflue, chimney, top damper and smoke exhaust fan composition, top flue, underflue is with just different location arrangements, both are all connected to the outlet of burner hearth, finally all be pooled on chimney, underflue is lower than top flue, its exhanst gas outlet position (lowest point) is higher than the fuel whereabouts zone position of burner hearth, it is the structure downward-sloping toward chimney direction, chimney is positioned at the right side of stove rearward, its top exceeds the upper plane of stove, lower position is lower than underflue, top gas baffle is contained on the flue of top, smoke exhaust fan is contained in the exit of chimney.
5. functional grass wood fuel stove according to claim 1, is characterized in that: heat transfer system is primarily of heat transfer pole and heat transfer supporting plate composition, and heat transfer pole is contained in below heat transfer supporting plate, and be connected with heat transfer supporting plate, both are positioned at the upper position of burner hearth.
6. functional grass wood fuel stove according to claim 1, it is characterized in that: hot-water heating system is primarily of water-cooling wall, endothermic tube, filler, distilled water tank, water-level gauge, water thermometer, upper strata water valve, lower floor's water valve, distillation water valve and blowdown water valve composition, water-cooling wall is distributed in around burner hearth, endothermic tube is positioned at, in underflue and chimney, filler is positioned at the upper right quarter of table, and exceed the upper plane of table, distilled water tank is positioned at the below of filler, water-level gauge, water thermometer, upper strata water valve, lower floor's water valve, distillation water valve and blowdown water valve are all contained on the leading flank of stove, and the bottom of upper strata water valve and top flue is at sustained height, lower floor's water valve height is lower than upper strata water valve, distillation water valve is contained in the bottom of distilled water tank, sewer valve is positioned at the minimum point of hot-water heating system.
7. functional grass wood fuel stove according to claim 1, it is characterized in that: collection ash system, primarily of ash-removing valve and collection ash can composition, in the bottom of blast pipe and chimney, is equipped with an ash-removing valve and a collection ash can respectively, ash-removing valve is fixed installation mode, and collects the installation of ash can on-fixed.
8. functional grass wood fuel stove according to claim 1, is characterized in that: velocity regulator (24) is a Profiles Y type, and the device of V belt translation pole, minimum whereabouts limiting bracket and the highest lifting position-limit block, it can up or move down.
9. functional grass wood fuel stove according to claim 1, it is characterized in that: tremie pipe (12) is a cross section is rectangular pipe, its sectional area is less than the sectional area of conveying airduct (15), the cross section of conveying airduct (15) is also rectangular pipe, its cross section is more flat rectangle (length-width-ratio is larger), and its latter end is down incline structure.
10. functional grass wood fuel stove according to claim 1, is characterized in that: the sectional area of chimney is all larger than the sectional area of upper and lower part flue, and the sectional area of top flue and underflue is larger than the sectional area of blast pipe again.
CN201410534087.0A 2014-10-13 2014-10-13 Functional grass wood fuel stove CN104329690B (en)

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CN104329690B CN104329690B (en) 2017-03-15

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109323244A (en) * 2018-10-15 2019-02-12 刘伟龙 A kind of method of biomass particle combustion apparatus and biomass burning particle

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