CN206478628U - Biomass burner - Google Patents

Biomass burner Download PDF

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Publication number
CN206478628U
CN206478628U CN201720021474.3U CN201720021474U CN206478628U CN 206478628 U CN206478628 U CN 206478628U CN 201720021474 U CN201720021474 U CN 201720021474U CN 206478628 U CN206478628 U CN 206478628U
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China
Prior art keywords
converter nose
group
hopper
feed appliance
auger feed
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Active
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CN201720021474.3U
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Chinese (zh)
Inventor
杨兴
成树
曾涛
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Hunan Xindi New Energy Technology Co ltd
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Hunan Xindi New Energy Technology Co ltd
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Priority to CN201720021474.3U priority Critical patent/CN206478628U/en
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Abstract

The utility model provides a biomass burner, which comprises a shell, a hopper, an auger feeder, a furnace impediment, a feeding motor, a combustion fan, a furnace mouth group and a tempering-proof pipe. Use the technical scheme of the utility model, the effect is: the whole structure is simple; the horizontal direction of the furnace obstruction is parallel to the direction of fire sprayed from the furnace mouth group, and part of ash can be taken away to enter a hearth of the heat exchanger in the spraying process; the furnace impediment is a movable grate, the movement direction of the furnace impediment is consistent with the fire spraying direction, and the furnace impediment is arranged below the furnace impediment, so that ash can be periodically cleaned in the combustion process, and the combustion efficiency is improved; the anti-tempering pipe can continuously supply air to the discharge port on the auger feeder, greatly reduces the tempering risk and improves the practical safety performance of the biomass burner.

Description

A kind of biomass combustion machine
Technical field
The utility model is related to material field of combustion technology, and in particular to a kind of biomass combustion machine.
Background technology
Biomass is the various discarded objects produced in agricultural production, such as:Stalk, rice husk, peanut shell, corncob, bagasse, wood Bits, bark etc., referred to as biomass.Because all biomass are all flammable, renewable, total amount it is big, be now the tellurian 4th The energy.China is large agricultural country, Biomass Energy Resources very abundant, and biomass molding fuel is more and more as chain furnace Fuel is used to burn.The alternative coal heating of biomass fuel, pollutes beneficial to reducing, preserves the ecological environment.
At present, the fixed grate of biomass burning shaped fuel, more than feed-type using small scall coal-fired boiler commonly use it is general Logical coal bunker.When shutdown of boiler, the biomass molding fuel in hopper can not be separated with stove fuel, make it below hopper Biomass fuel burns away on fire grate, causes hopper scaling loss.Also part using chain-arranged type fire grate, but its there is also one Determine defect, such as:Flue gas, which is easily returned, leaps up, and causes the material in hopper to catch fire, causes hopper scaling loss;Inventory in hopper is without prison Survey, often lighted a fire in the case of without material, shorten equipment life;Remaining material unloading inconvenience etc. in hopper.
In summary, be badly in need of a kind of structure simplify, material burning fully, service life of equipment length and usage safety performance High combustor is to solve problems of the prior art.
Utility model content
The utility model purpose be to provide a kind of structure simplify, material burning fully, service life of equipment length, using peace Full performance height and the biomass combustion machine being moved easily, concrete technical scheme are as follows:
A kind of biomass combustion machine, including housing, hopper, auger feed appliance, stove numbness, feeding motor, combustion fan, converter nose Group and anti-backfire pipe;
The top of the housing is provided with the hopper, and its underpart is provided with burner hearth, the side wall of the burner hearth and installed State converter nose group;The auger feed appliance, feeding motor, combustion fan and anti-backfire pipe are arranged at the inside of the housing; The end of the converter nose group and the stove numbness are arranged in the burner hearth;The hopper, which is provided with, to be used to unload leftover materials The discharging member set out;
The stove numbness is movable fire grate, and its direction of motion is consistent with the direction that fire is ejected in the front end of the converter nose group; The movable fire grate is connected by conveyor chain with the feeding motor;
The air intake of the anti-backfire pipe is connected with the end of the converter nose group, its air-out direction outlet air end directed downwardly and institute State the discharging opening connection on auger feed appliance;
The charging aperture of the auger feed appliance is connected with the hopper, discharging opening and the converter nose of the auger feed appliance The end of group is connected and above the stove numbness;The auger feed appliance is connected with the feeding motor;
The air outlet of the combustion fan is connected with the end of the converter nose group.
Preferred in above technical scheme, the movable fire grate is connected with being used to adjusting its elastic adjusting means;Institute Stating discharging member includes the discharge port that is arranged on the hopper and is movably arranged on the hopper outer wall and for opening With the cover plate of sealing discharge port.
Preferred in above technical scheme, the movable fire grate is divided into multistage along fiery injection direction, adjacent between two sections Bottom provided with the rear end for air distribution to be trapped in the movable fire grate every empty part.
It is preferred in above technical scheme, the conveying direction of the auger feed appliance with the horizontal 15 ° of -75 ° of angles, its Lower end is provided with charging aperture, and its upper end is provided with discharging opening, and the charging aperture is connected with the hopper, the discharging opening and the converter nose The end connection of group.
Preferred in above technical scheme, the converter nose group includes the outer converter nose and interior converter nose set with central axis, institute State the end of outer converter nose and the end of the interior converter nose and form the front end shape of cavity, the front end of the outer converter nose and the interior converter nose Into 6.0-10mm gap.
Preferred in above technical scheme, the auger feed appliance passes through freewheel clutch and worm-gear speed reducer and institute State feeding motor connection.
In order to reach superior technique effect, in addition to separated material part, the separated material part includes the division board of draw and insert-type, The division board is arranged on the charging aperture inwall of the auger feed appliance.
In order to reach superior technique effect, in addition to lack material warning piece, the scarce material warning piece includes alarm And it is arranged on the infrared sensor being connected on the charging aperture inwall of the auger feed appliance and with the alarm.
In order to reach superior technique effect, in addition to it is arranged on the regulation walking integrated mechanism of the lower housing portion, The regulation walking integrated mechanism includes the adjusting screw rod group and road wheel group for being used to adjust height, the adjusting screw rod group Including many adjusting screw rods, the road wheel group includes and the adjusting screw rod quantity identical road wheel;The adjusting screw rod Upper end be arranged on the lower end of the housing, and its lower end is provided with the road wheel.
Using the technical solution of the utility model, have the advantages that:
(1) biomass combustion machine of the present utility model includes housing, hopper, auger feed appliance, stove numbness, feeding motor, helped Blower fan, converter nose group and anti-backfire pipe are fired, overall structure is simplified;The horizontal direction of stove numbness with from the converter nose group spray it is fiery Direction is parallel, in course of injection, can take away part lime-ash and enter in heat exchanger burner hearth;The stove numbness is movable fire grate, Its direction of motion is consistent with fiery injection direction, in combustion can periodic cleaning in conjunction with stove numbness is provided with below the stove numbness Lime-ash, improves efficiency of combustion;The design of anti-backfire pipe, can constantly blow to the discharge outlet on auger feed appliance, substantially reduce It is tempered risk.
(2) in the utility model adjusting means design, be easy to suitably adjust the elastic of conveyor chain, meet not Same demand;The design of discharging member, structure is simplified, and is easy to unload remaining material in hopper, easy to use.
(3) movable fire grate is divided into front and rear two sections in the utility model, is easy to biomass fully to burn.
(4) in the utility model the conveying direction of auger feed appliance with the horizontal 15 ° of -75 ° of angles, auger feed appliance Conveying direction can mitigate flue gas time and leap up, improve usage safety performance with the horizontal certain angle of inclination.
(5) anti-backfire pipe in the utility model, every blank pipe and the structure design of converter nose group, realize three air distributions, can Reduction tempering risk, can greatly improve efficiency of combustion, be specifically again:A, anti-backfire air distribution, prevent flue gas is returned from leaping up to auger feeding In device;B, primary combustion air distribution:Outer converter nose enters with interior converter nose formation wind chamber, an air distribution above second half section fire grate with bottom Most of primary combustion air distribution, is trapped in second half section fire grate bottom every empty part, it is entered furnace chamber, shape from fire grate bottom by wind Into suspension combustion environment;C, second-time burning air distribution:Outer converter nose and interior the converter nose reserving gaps between crater end, an air quantity Flow out since then, reacted with possible unburned fuel gas, reach clean-burning purpose.
(6) design of separated material part further can prevent hopper to be tempered in the utility model, improve the security used; Separated material part uses the isolating valve of draw and insert-type, and modular construction is simplified, and can reach expected effect.
(7) lack the design of material warning piece in the utility model, judge whether inventory is not enough according to setting value, if not Foot, then alarmed, practical.
(8) regulation walking integrated mechanism, including adjusting screw rod group and the (walking of road wheel group are also included in the utility model Wheel is preferably with universal wheel), adjusting screw rod group can adjust the height of whole combustor according to the actual requirements, meet different demands (height of burner can be adjusted, be easy to be docked well with heat exchanger for curing barn);The design of road wheel group, had both been easy to micro- The position of amount adjustment fuel machine, is easy to shift entire machine again, practical.
In addition to objects, features and advantages described above, the utility model also has other purposes, feature and excellent Point.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing for constituting the part of the application is used for providing further understanding to of the present utility model, of the present utility model Schematic description and description is used to explain the utility model, does not constitute to improper restriction of the present utility model.In accompanying drawing In:
Fig. 1 is the structural representation of the biomass combustion machine of the utility model preferred embodiment 1;
Fig. 2 is Fig. 1 side view;
Fig. 3 is partial interior view in Fig. 2;
Fig. 4 is Fig. 3 F-F sectional views;
Wherein, 1, housing, 2, hopper, 3, auger feed appliance, 4, feeding motor, 5, combustion fan, 6, converter nose group, 6.1, outer Converter nose, 6.2, interior converter nose, 7, anti-backfire pipe, 8, hopper fence, 9, separated material part, 10, lack material warning piece, 11, discharging member, 12nd, regulation walking integrated mechanism, 12.1, adjusting screw rod group, 12.2, road wheel group, 13, freewheel clutch, 14, worm and gear Reductor, 15, igniter, 16, stove numbness, 17, observation window, 18, temperature sensor;
A, conveyor chain, B, adjusting means, C, every blank pipe.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be according to power Profit requires to limit and the multitude of different ways of covering is implemented.
Embodiment 1:
Referring to Fig. 1-Fig. 4, a kind of biomass combustion machine, including housing 1, hopper 2, auger feed appliance 3, stove numbness 16, feeding Motor 4, combustion fan 5, converter nose group 6, anti-backfire pipe 7, hopper fence 8, separated material part 9, scarce material warning piece 10, discharging member 11 and regulation walking integrated mechanism 12.
The upper end of the housing 1 is provided with the opening for being used for installing the hopper 2, and its underpart is provided with burner hearth, the burner hearth Side wall is provided with the through hole for being used for installing the converter nose group 6.The sight for observing burner hearth inner case is additionally provided with the side wall of housing 1 Examine and temperature sensor 18 is additionally provided with window 17, burner hearth, the temperature in monitoring burner hearth.
Bottom, auger feed appliance 3, feeding motor 4 and combustion fan 5 with material outlet are all provided with the hopper 2 Put in the inside of the housing 1;(end of converter nose group is provided with igniter 15, and igniter herein is for the end of the converter nose group 6 Silicon nitride igniter) and the stove numbness 16 be arranged in the burner hearth, and the converter nose group 6 front end spray fire.
The conveying direction of the auger feed appliance 3 is provided with charging aperture with the horizontal 45 ° of angles, its lower end, and its upper end is set There is discharging opening, the charging aperture is connected with the hopper 2, the discharging opening is connected with the end of the converter nose group 6 and positioned at institute State the top of stove numbness 16;The auger feed appliance 3 passes through freewheel clutch 13 and worm-gear speed reducer 14 and the feeding motor 4 Connection.
The air outlet of the combustion fan 5 is connected with the end of the converter nose group 6.
The stove numbness 16 is movable fire grate, and the direction one of fire is ejected in the front end of its direction of motion and the converter nose group 6 Cause;The movable fire grate is connected by conveyor chain A with the feeding motor 4, and movable fire grate for adjusting chain also with arranging Elastic adjusting means B connections.The movable fire grate is divided between multistage, adjacent two sections along fiery injection direction is provided with that be used for will Air distribution be trapped in the bottom of the rear end of the movable fire grate every empty part (herein using every blank pipe C), refer to Fig. 4.
The anti-backfire pipe 7 is arranged on the inside of the housing 1, and its air intake is connected with the end of the converter nose group 6, its The outlet air end set down is connected with the discharging opening on the auger feed appliance 3.
The converter nose group 6 includes the outer converter nose 6.1 and interior converter nose 6.2 set with central axis, the end of the outer converter nose 6.1 End and the end of the interior converter nose 6.2 form cavity, and the front end of the outer converter nose 6.1 and the front end of the interior converter nose 6.2 are formed 6.0-10mm gap.
The combustion fan 5 can be furnished with battery backup, and battery backup is that combustion fan 5 provides power supply.Helping herein Fire blower fan can use direct current brushless motor, the motor that direct current brushless motor is used for DC brushless motor, brshless DC motor by Motor body and driver composition, are a kind of typical electromechanical integrated products.Brushless electric machine refers to brushless and commutator The motor of (or collector ring), also known as commutatorless machine.Air quantity can be arbitrarily adjusted according to demand, be easy to improve combustion rate.
The hopper fence 8 is removable to be arranged at the material inlet of the hopper 2, hopper fence and hopper formation combination Formula stores hopper, is easily installed and transports, while can increase the useful load of hopper again, meets different duty requirements.
The separated material part 9 includes the division board of draw and insert-type, the division board be arranged on the material outlet of the hopper 2 with Between the charging aperture of the auger feed appliance 3.
The scarce material warning piece 10 include alarm and be arranged on the charging aperture inwall of the auger feed appliance 3 and The infrared sensor being connected with the alarm, the infrared sensor is used to detect the inventory in the hopper 1.
The hopper 2 is provided with discharging member 11, and the discharging member 11 includes the discharge port being arranged on the hopper 2 And for opening and sealing the cover plate of the discharge port, be easy to unload remaining material.
The regulation walking integrated mechanism 12 is arranged on the bottom of the housing 1, the regulation walking integrated mechanism 12 include the adjusting screw rod group 12.1 and road wheel group 12.2 for adjusting height, and the adjusting screw rod group 12.1 includes many Adjusting screw rod, the road wheel group 12.2 includes and the adjusting screw rod quantity identical road wheel;The adjusting screw rod it is upper End is arranged on the lower end of the housing 1, and its lower end is provided with the road wheel.The preferred universal wheel of road wheel herein.
Using the biomass combustion machine of the present embodiment, concrete operations are:
Walking and high high adjustment:The height of whole combustor is adjusted by adjusting screw rod, is easy to the barn with various models In heat exchanger docked well;By road wheel, whole combustor is driven to be finely adjusted or walk.
Material burns:Material, which adds hopper, (can set up hopper fence according to the actual requirements, to increase the loading of hopper Amount);Combustion fan 5 is opened to blow into burner hearth;Separated material part 9 is opened, material smoothly falls into the charging aperture of auger feed appliance 3, Tilted upward again by auger and be delivered to discharging opening, material smoothly falls into burner hearth that (material fully connects during falling with air distribution Touch);Igniter 15 is lighted a fire, and ignite material;Flame is sprayed by the front end of nozzle sets 6.Stove numbness and stove numbness 16 in combustion process Action.After the completion of burning, separated material part 9 is closed.
Discharging:If leftover materials in hopper, discharge port 11 is opened, leftover materials are discharged.
Using the technical scheme (combustion rate can be to more than 90%) of the present embodiment, effect is:
1st, the stove numbness of the burner hearth combination chain-arranged type of horizontal type structure, high combustion efficiency and fuel are applied widely, are difficult coking Slagging, adaptability is wider, in the case that fuel cleanliness factor is not high, has sub-fraction solid impurity particle and is formed, equivalent diameter Generally it is less than 10mm, under the row's periodic cleaning of movable chain, bulk will not be formed and block burner hearth, burning quality is influenceed.Not with Meeting residual ash in the combustor of deslagging device, stove numbness, prolonged accumulation, in high temperature environments, can form larger clinker, Air holes is blocked, leakiness ash, not cumulative, it is unclear to comprehend influence burning quality or even flame-out.
2nd, the part such as combustion fan, anti-backfire pipe, separated material part is integrated, and concrete operations mode can be:In combustor After starting or closing, combustion fan air-out discharges the possibility residual fuel gas in burner hearth or heat exchanger burner hearth, it is to avoid because of burning The a large amount of dense smokes produced in machine ignition process can circulate, and freely (blow-by can cause chimney when combustor is docked with heat exchanger for curing barn In the case that draft is not strong) and occur deflagration phenomenon;With reference to the design of anti-backfire pipe, efficiency of combustion can be both improved, again can be with Improve safety in utilization.
3rd, combustor has high convenience, mainly:The design of adjusting screw rod group, is easy to adjust the height of combustor, just Converter nose in combustor is docked well with the heat exchanger of barn;Lack the design of material warning piece, be easy to prompting in time; The Combination Design of temperature sensor and fire-looking window in burner hearth, can truly reflect the combustion position of burner hearth, be convenient for rational Operation.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.

Claims (9)

1. a kind of biomass combustion machine, it is characterised in that including housing (1), hopper (2), auger feed appliance (3), stove numbness (16), Feeding motor (4), combustion fan (5), converter nose group (6) and anti-backfire pipe (7);
The top of the housing (1) is provided with the hopper (2), and its underpart is provided with burner hearth, the side wall of the burner hearth and is provided with The converter nose group (6);The auger feed appliance (3), feeding motor (4), combustion fan (5) and anti-backfire pipe (7) are respectively provided with Inside in the housing (1);The end of the converter nose group (6) and the stove numbness are arranged in the burner hearth;The material Bucket (2), which is provided with, is used to unload leftover materials the discharging member (11) set out;
The stove numbness (16) is movable fire grate, and the direction one of fire is ejected in the front end of its direction of motion and the converter nose group (6) Cause;The movable fire grate is connected by conveyor chain (A) with the feeding motor (4);
The air intake of the anti-backfire pipe (7) is connected with the end of the converter nose group (6), its air-out direction outlet air end directed downwardly with Discharging opening connection on the auger feed appliance (3);
The charging aperture of the auger feed appliance (3) is connected with the hopper (2), the discharging opening of the auger feed appliance (3) and institute State the end connection of converter nose group (6) and above the stove numbness (16);The auger feed appliance (3) and the feeding motor (4) connect;
The air outlet of the combustion fan (5) is connected with the end of the converter nose group (6).
2. biomass combustion machine according to claim 1, it is characterised in that the movable fire grate adjusts its pine with being used for Tight adjusting means (B) connection;The discharging member (11) includes the discharge port being arranged on the hopper (2) and activity is set Put on the hopper outer wall and the cover plate for opening and sealing the discharge port.
3. biomass combustion machine according to claim 2, it is characterised in that the movable fire grate divides along fiery injection direction For multistage, be provided between adjacent two sections the rear end for being used to air distribution being trapped in the movable fire grate bottom every empty part.
4. biomass combustion machine according to claim 1, it is characterised in that the conveying direction of the auger feed appliance (3) With the horizontal 15 ° of -75 ° of angles, its lower end is provided with charging aperture, and its upper end is provided with discharging opening, the charging aperture and the hopper (2) connect, the discharging opening is connected with the end of the converter nose group (6).
5. biomass combustion machine according to claim 1, it is characterised in that the converter nose group (6) includes same central axis The outer converter nose (6.1) and interior converter nose (6.2) set, the end of the outer converter nose (6.1) and the end shape of the interior converter nose (6.2) Into cavity, the front end of the outer converter nose (6.1) and the front end formation 6.0-10mm of the interior converter nose (6.2) gap.
6. biomass combustion machine according to claim 1, it is characterised in that the auger feed appliance (3) by surmount from Clutch (13) and worm-gear speed reducer (14) are connected with the feeding motor (4).
7. biomass combustion machine according to claim 6, it is characterised in that also including separated material part (9), the separated material portion Part (9) includes the division board of draw and insert-type, and the division board is arranged on the charging aperture inwall of the auger feed appliance (3).
8. biomass combustion machine according to claim 7, it is characterised in that described also including lacking material warning piece (10) Lack material warning piece (10) include alarm and be arranged on the charging aperture inwall of the auger feed appliance (3) and with the report The infrared sensor of alert device connection.
9. biomass combustion machine according to claim 7, it is characterised in that also including being arranged on the housing (1) bottom Regulation walking integrated mechanism (12), the regulation walking integrated mechanism (12) includes being used to adjust the adjusting screw rod of height Group (12.1) and road wheel group (12.2), the adjusting screw rod group (12.1) include many adjusting screw rods, the road wheel group (12.2) include and the adjusting screw rod quantity identical road wheel;The upper end of the adjusting screw rod is arranged on the housing (1) Lower end, and its lower end be provided with the road wheel.
CN201720021474.3U 2017-01-09 2017-01-09 Biomass burner Active CN206478628U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720021474.3U CN206478628U (en) 2017-01-09 2017-01-09 Biomass burner

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Application Number Priority Date Filing Date Title
CN201720021474.3U CN206478628U (en) 2017-01-09 2017-01-09 Biomass burner

Publications (1)

Publication Number Publication Date
CN206478628U true CN206478628U (en) 2017-09-08

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Application Number Title Priority Date Filing Date
CN201720021474.3U Active CN206478628U (en) 2017-01-09 2017-01-09 Biomass burner

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107917413A (en) * 2017-12-25 2018-04-17 安徽中科自动化股份有限公司 A kind of biomass combustion furnace

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107917413A (en) * 2017-12-25 2018-04-17 安徽中科自动化股份有限公司 A kind of biomass combustion furnace

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