CN107588544A - Biomass fuel blast heater - Google Patents
Biomass fuel blast heater Download PDFInfo
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- CN107588544A CN107588544A CN201710913856.1A CN201710913856A CN107588544A CN 107588544 A CN107588544 A CN 107588544A CN 201710913856 A CN201710913856 A CN 201710913856A CN 107588544 A CN107588544 A CN 107588544A
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Abstract
The present invention relates to a kind of biomass fuel blast heater, by being improved to air-heating unit, air is progressively heated by multiple heating spaces, is capable of the heat of preferably organism-absorbing matter fuel combustion, improves the effective rate of utilization of the heat energy of biomass fuel combustion；And detect leaving air temp by being arranged at the temperature sensor at hot-blast outlet, outer triggering signal is received by trigger module simultaneously, elevating mechanism is controlled with the working condition for entering oxygen valve using the detection signal that outer triggering signal and temperature sensor input, namely the height of fuel is controlled by elevating mechanism, so that the flame of fuel combustion is closer or far from air-heating unit, and by controlling the oxygen supply control realized into oxygen valve to burning, so as to realize the regulation and control to leaving air temp, use demand can preferably be met, and can realize also can be so that air be heated to equal temperature using less biomass fuel.
Description
Technical field
The present invention relates to a kind of hot-blast stove, more particularly to a kind of biomass fuel blast heater.
Background technology
Hot-blast stove is a kind of the chemical energy of conventional energy resource or electric energy to be converted into heat energy so that energy is supplied in the form of hot blast
Corresponding equipment should be given, is usually used in drying machine, dryer, forming machine and heating etc..
Biomass fuel refers to that typically mainly agriculture and forestry organic waste material (such as stalk, is sawed using biological material burning as fuel
End, bagasse, rice chaff etc.), and biomass fuel as fuel in use, need using agricultural waste as raw material, and pass through
The techniques such as crushing, mixing, extruding and drying, various shapings are manufactured into (such as bulk, graininess etc.), the one kind that can directly burn
Novel clean-fuel.
Therefore for the sustainable development of society, the existing fuel for being widely used biomass fuel as hot-blast stove, and make
Obtaining biomass fuel can fully burn, and prevent the discharge of biomass fuel tar, had been developed for a kind of life at present
Biomass fuel hot-blast stove.But existing biomass fuel hot air stove can not regulate and control to leaving air temp, cause leaving air temp mistake
It is hot or too low, use demand can not be met well, and caused heat energy can not abundant quilt after the burning of biomass fuel
Heating air is used in, heat energy loss is caused or even waste of fuel can be caused.
The content of the invention
To solve the shortcomings that above-mentioned prior art and deficiency, the invention provides a kind of biomass fuel blast heater, energy
It is enough that leaving air temp is regulated and controled, preferably meet use demand, and improve effective utilization of the heat energy of biomass fuel combustion
Rate, realizing also can be so that air be heated to equal temperature using less biomass fuel.
A kind of biomass fuel blast heater, including body of heater, inner bag, combustion bin, Bunker, oxygen supply and air blower；Also
Including air-heating unit, elevating mechanism and heat control unit；
The body of heater is provided with cold wind import, hot-blast outlet, charging aperture and oxygen feeder；The hot-blast outlet is provided with a temperature
Sensor；
The inner bag is arranged in the body of heater, and the space between its outer wall and inboard wall of furnace body forms heating chamber；In described
The body of heater is penetrated at the top of courage, and offers exhaust opening；
The air-heating unit, combustion bin and Bunker are set gradually from top to bottom, and the air-heating unit bag
Include and be provided with air outlet and at least heated shell of an air inlet and multiple heat conducting walls；The air inlet of the heated shell passes through
One air-guiding aisle is connected with the heating chamber, and its air outlet is connected by an air-guiding aisle with the hot-blast outlet；It is the multiple
Heat conducting wall is staggeredly arranged at intervals in the heated shell successively from top to bottom, one end and the heated shell side of each heat conducting wall
Inwall connects, and the space between the other end and heated shell opposite side inwall forms interface channel；And per adjacent two heat conducting wall it
Between space form a heating space, the heat conducting wall positioned at top and the heat conducting wall positioned at bottommost respectively with heated shell
Space between inner top surface and inner bottom surface forms a heating space, and is led to per adjacent two heating spaces by connection between the two
Road connects；All heating spaces and all interface channels are collectively forming the air of only at least one air inlet and an air outlet
Heat passage；
The combustion bin is connected by a feed pipe with the charging aperture, and with connecting inside the Bunker inside combustion bin
It is logical；
The grate for accepting fuel is provided with the Bunker, the bottom of the grate and the line shaft of the elevating mechanism drive
Dynamic connection, and the grate can be driven and be pumped by the elevating mechanism, be realized to fuel combustion amount and burning
The control of flame height；
The oxygen supply is arranged at the opening of the combustion bin, and its oxygen intake passes through a pipeline and the oxygen feeder
Connect, being provided with one in the oxygen feeder enters oxygen valve；
The air blower is arranged at outside body of heater, and its air outlet is connected by the cold wind import with the heating chamber；
The heat control unit includes trigger module and control module；The trigger module is used to receive external trigger letter
Number, and send to the control module；The control module and the temperature sensor, elevating mechanism and enter oxygen valve and be electrically connected
Connect；The control module controls the elevating mechanism according to the detection signal of outer triggering signal and temperature sensor and enters oxygen valve
The working condition of door.
Thus, the present invention to air-heating unit by being improved so that air, which can pass through multiple heating spaces, to be carried out
Progressively heat, be capable of the heat of preferably organism-absorbing matter fuel combustion, improve effective profit of the heat energy of biomass fuel combustion
With rate；And leaving air temp is detected by being arranged at the temperature sensor at hot-blast outlet, while outside is received by trigger module
Trigger signal, the detection signal inputted using outer triggering signal and temperature sensor is to elevating mechanism and the work for entering oxygen valve
State is controlled, namely the height of fuel is controlled by elevating mechanism so that the flame of fuel combustion is closer or far from air
Heating unit, a kind of regulation and control of heating-up temperature are realized, and realize that the oxygen supply to burning controls by controlling into oxygen valve,
Also the control to the intensity of a fire is realized in another aspect；So as to realize the regulation and control to leaving air temp, can preferably meet to use need
Ask, and can realize also can be so that air be heated to equal temperature using less biomass fuel.
Further, it is described enter oxygen valve be air flow control valve；The control module is to elevating mechanism and enters oxygen valve
The control of the working condition of door comprises the following steps：
Step 1：Outer triggering signal is received, and outer triggering signal is handled to obtain required hot blast temperature；Receive detection
Signal, and detection signal is handled to obtain current hot blast temperature；
Step 2：Temperature gap between hot blast temperature needed for calculating and current hot blast temperature；If temperature gap is zero,
Then keep elevating mechanism and enter the current working condition of oxygen valve；If temperature gap is negative value, the air blower is controlled to stop
Only operation and it is described enter oxygen valve close；Otherwise, step 3 is performed；
Step 3：Call the control data table to prestore；The control data table is preserved temperature gap and adjustable height and entered
Oxygen amount relation, and the relation of temperature gap and oxygen feeding amount；C.T difference and the size of default temperature difference threshold, if temperature
Difference is less than temperature difference threshold, then enters according to the Relation acquisition in control data table between temperature gap and oxygen feeding amount is current desired
Oxygen amount value, and controlled according to the oxygen feeding amount value into oxygen valve；If temperature gap is more than temperature difference threshold, according to control data table
The current desired fuel height of Relation acquisition between middle temperature gap and adjustable height and oxygen feeding amount and amount of oxygen, and according to this
Fuel height and amount of oxygen control elevating mechanism and enter oxygen valve respectively.
By the above rate-determining steps of control module, control module sets required hot blast temperature and temperature by trigger module
Spend sensor and detect current hot blast temperature, and the gap needed for utilizing between hot blast temperature and current hot blast temperature and realize to combustion
Expect the control of combustion case, according to regulating and controlling temperature is actually removed, can be advantageous to preferably improve the utilization rate and more of fuel combustion
It is adapted in use to demand.
Further, biomass fuel blast heater of the present invention also includes the waste residue accumulator tank for being provided with recovery entrance；And institute
State lower portion of furnace body and offer fire door；The waste residue accumulator tank is arranged in the body of heater, and below the grate, it is reclaimed
Entrance face is towards the grate, and it can be extend out to outside body of heater from the fire door.It is convenient to biomass fuel by limiting herein
The recovery of caused waste residue after material burning so that the cleaning of body of heater more aspect, reduce cleaning burden.
Further, biomass fuel blast heater of the present invention also includes two recovery slide rails and two assembly pulleys；Two recovery
Slide rail is relatively arranged on the inwall opposite sides of the body of heater, and two assembly pulley is respectively arranged at the outer of the waste residue accumulator tank
Wall opposite sides；, and can be along twice between the waste residue accumulator tank is arranged at the two recovery slide rail by two assembly pulley
Receive slide rail and extend out to the reciprocating motion that fire door is outer and enters in body of heater.By limiting herein, waste residue is further facilitated and has returned
That receives groove is removed and placed into operation, so as to reduce work burden.
Further, biomass fuel blast heater of the present invention also includes heated barrier；The heated barrier is set up in described
Between exhaust opening and the air-heating unit, and it offers multiple exhaust smoke holes, and it is unidirectional that a smoke evacuation is provided with each exhaust smoke hole
Valve；All smoke evacuation one-way cocks electrically connect with the control module, by control module according to default smoke evacuation time interval control
Make its opening and closing；And the inner bag is divided into smoke evacuation section above heated barrier and positioned at heating by heated barrier
Insulation section below dividing plate；When all smoke evacuation one-way cocks of control module control are closed, the heated barrier cut-off row
Between cigarette district and insulation section, insulation section is closed section；When the smoke evacuation one-way cock of control module control at least one is opened,
The smoke evacuation section connects with soak zones, and insulation section is open section.By limiting herein, be advantageous to produce using burning
Heating shell of the high-temperature flue gas further to air-heating unit heat, biomass fuel is fired so as to further be lifted
The utilization of heat energy caused by burning, further reduces fuel consumption.
Further, biomass fuel blast heater of the present invention also includes air exhauster；The air exhauster is arranged at the smoke evacuation
At mouthful.By limiting herein, be advantageous to accelerate the discharge of flue gas caused by burning, avoid the excessive overrich of flue gas and influence to burn.
Further, biomass fuel blast heater of the present invention also includes a gas cleaning unit；The gas cleaning unit
It is arranged between the air exhauster and the air-heating unit.By limiting herein, be advantageous to produce biomass fuel combustion
After raw flue gas is purified, it is then exhausted to outdoor, reduces the pollution to environment.
Further, the wall of the air-guiding aisle between the air outlet of the air-heating unit and body of heater hot-blast outlet includes
Heat-insulation layer, vacuum layer and the heat-insulation layer inside set gradually outward.By limiting herein, the air after by heating is advantageously ensured that
During being sent to outside hot-blast outlet, the loss of atmospheric heat is reduced.
Further, the heated shell of the air-heating unit is provided with two air inlets；Two air inlet is relatively arranged on
One positioned at top heats the opposite sides in space, and is connected respectively by an air-guiding aisle with the heating chamber；It is described go out
Air port is arranged at positioned at the one of the bottommost side for heating space.By limiting herein, advantageously ensure that and flow into air heating list
The air capacity of member, also, because hot-air rises, cold air sinks, and the bottom of air-heating unit is closer to burning things which may cause a fire disaster, tool
There is higher temperature, and air inlet and air outlet are setting up and down, being so advantageous to can be quick from the cold air that air inlet enters
Sink and exported after being heated from air outlet.
Further, the cold wind import and the hot-blast outlet are relatively arranged on the bottom opposite sides of the body of heater.It is logical
Cross and limit herein, be advantageous to improve the interactive speed between hot-air and cold air.
In order to more fully understand and implement, the invention will now be described in detail with reference to the accompanying drawings.
Brief description of the drawings
Fig. 1 is the cross section structure diagram of biomass fuel blast heater of the present invention；
Fig. 2 is contained with structural representation during biomass fuel for the biomass fuel blast heater in Fig. 1；
Fig. 3 controls grate to drive biomass fuel to rise for the elevating mechanism of the biomass fuel blast heater in Fig. 2
Schematic diagram afterwards；
Fig. 4 is the structural representation after the biomass fuel blast heater in Fig. 1 further improves；
Fig. 5 is the structural representation after the biomass fuel blast heater in Fig. 4 further improves；
Fig. 6 is the structural representation after the biomass fuel blast heater in Fig. 5 further improves.
Embodiment
It is to be appreciated that in the description of the invention, unless otherwise indicated, " multiple " be meant that two or two with
On.
Referring to Fig. 1, the invention provides a kind of biomass fuel blast heater, it includes body of heater 1, inner bag 2, combustion bin
3rd, Bunker 4, oxygen supply 5, air blower 6, air-heating unit 7, elevating mechanism 8 and heat control unit.
The body of heater 1 is provided with cold wind import 11, hot-blast outlet 12, charging aperture 13 and oxygen feeder 14；The hot-blast outlet 12
It is provided with a temperature sensor 9.
The inner bag 2 is arranged in the body of heater 1, and the space between its outer wall and the inwall of body of heater 1 forms heating chamber A；Institute
State the top of inner bag 2 and penetrate the body of heater 1, and offer exhaust opening 21.
The air-heating unit 7, combustion bin 3 and Bunker 4 are set gradually from top to bottom, and the air-heating unit
7 include heated shell 71 and multiple heat conducting walls 72 provided with air outlet 711 and an at least air inlet.The heated shell 71
Air inlet connected by an air-guiding aisle with the heating chamber A, its air outlet 711 passes through an air-guiding aisle D1 and the hot blast
The connection of outlet 12.The multiple heat conducting wall 72 is staggeredly arranged at intervals in the heated shell 71 successively from top to bottom, each to lead
One end of hot wall is connected with the side inwall of heated shell 71, and the space between the other end and the opposite side inwall of heated shell 71 is formed
Interface channel；And the space between every adjacent two heat conducting wall forms a heating space, positioned at the heat conducting wall of top and positioned at most
The space between the inner top surface and inner bottom surface of heated shell 71 forms a heating space to the heat conducting wall of bottom respectively, and per adjacent
Two heating spaces are connected by interface channel between the two.Thus all heating spaces and all interface channels are collectively forming only
There is the air heating passage of at least one air inlet and an air outlet 711.
The combustion bin 3 is connected by a feed pipe D4 with the charging aperture 13, and the inside of combustion bin 3 and the Bunker
4 inside connect.
The grate 41 for accepting fuel is provided with the Bunker 4, the bottom of the grate 41 is dynamic with the elevating mechanism 8
Power axle drive connection, and the grate 41 can be driven and be pumped by the elevating mechanism 8, be realized to fuel combustion
The control of amount and Combustion flame height.
The oxygen supply 5 is arranged at the opening of the combustion bin 3, and its oxygen intake by a pipeline D5 with it is described enter
Oxygen mouth 14 connects, and being provided with one in the oxygen feeder 14 enters oxygen valve.
The air blower 6 is arranged at outside body of heater 1, and its air outlet is connected by the cold wind import 11 and the heating chamber A
It is logical.
The heat control unit includes trigger module and control module；The trigger module is used to receive external trigger letter
Number, and send to the control module.The control module and the temperature sensor 9, elevating mechanism 8 and enter oxygen valve and be electrically connected
Connect；The control module controls the elevating mechanism 8 according to the detection signal of outer triggering signal and temperature sensor 9 and enters oxygen
The working condition of valve.
In the present embodiment, in order to improve to hot blast temperature regulation and control it is intelligent, it is preferable that it is described enter oxygen valve be air
Flow control valve.
Thus, during work, air blower 6 starts, it is necessary to which the air outlet of the cold air heated from air blower 6 enters heating chamber
In A, cold air is gradually increasing after heating chamber A heating and entered from the air inlet of air-guiding aisle and heated shell 71 described
In air-heating unit 7, and the heat of passage draw air heating passage and the heat of each heat conducting wall, shape are heated along air
Into hot-air；Hot-blast outlet 12 is flowed out to from the air outlet 711 and air-guiding aisle D1 of air-heating unit 7 immediately, realizes hot blast
Output.In this course of work, control module is according to controlling the detection signal of outer triggering signal and temperature sensor 9
Elevating mechanism 8 and the working condition for entering oxygen valve, its control comprise the following steps：
Step 1：Outer triggering signal is received, and outer triggering signal is handled to obtain required hot blast temperature；Receive detection
Signal, and detection signal is handled to obtain current hot blast temperature；Wherein, outer triggering signal is inputted by trigger module,
And trigger module can be made up of control button and display screen or touch-screen, when in use, human hand key can be passed through
Enter and say desired hot blast temperature；
Step 2：Temperature gap between hot blast temperature needed for calculating and current hot blast temperature；If temperature gap is zero,
Then keep elevating mechanism 8 and enter the current working condition of oxygen valve；If temperature gap is negative value, the air blower 6 is controlled
It is out of service and it is described enter oxygen valve close；Otherwise, step 3 is performed；
Step 3：Call the control data table to prestore；The control data table is preserved temperature gap and adjustable height and entered
Oxygen amount relation, and the relation of temperature gap and oxygen feeding amount；C.T difference and the size of default temperature difference threshold, if temperature
Difference is less than temperature difference threshold, then enters according to the Relation acquisition in control data table between temperature gap and oxygen feeding amount is current desired
Oxygen amount value, and controlled according to the oxygen feeding amount value into oxygen valve；If temperature gap is more than temperature difference threshold, according to control data table
The current desired fuel height of Relation acquisition between middle temperature gap and adjustable height and oxygen feeding amount and amount of oxygen, and according to this
Fuel height and amount of oxygen control elevating mechanism 8 and enter oxygen valve respectively.Wherein, control data table is according to substantial amounts of experiment number
According to what is obtained, similar to such, gained after mass data statistics and repeatedly adjustment that builds up process of grader, its is specific
The technological means arrived is identical with prior art means, herein without repeating.
In above-mentioned steps, the process progress acted below to control module control elevating mechanism 8 is schematically illustrate, please
Refering to Fig. 2 and Fig. 3, when temperature gap is negative value, represent that current hot blast temperature is higher than required hot blast temperature, then control module control
Elevating mechanism 8 processed drops to extreme lower position, namely opening position as shown in Figure 2；And when temperature gap be on the occasion of when, and pass through tune
Need control elevating mechanism 8 to carry out stretching motion with control data table determination and drive fuel to rise to certain height, so that
Air-heating unit 7 be more nearly thermal source and increase fuel combustion amount, control module control elevating mechanism 8 line shaft according to
The current stroke that stretches out is run to certain height, drives fuel R to rise, opening position as shown in Figure 3.Wherein, " extension is worked as
Go out stroke " be obtained by inquire about control data table and obtain.
To ensure to flow into the air capacity of air-heating unit 7, as a kind of more excellent technical scheme, please continue to refer to Fig. 1,
The heated shell 71 of the air-heating unit 7 is provided with two air inlets (712 and 713).Two air inlet (the 712 and 713) phase
To be arranged at be located at top one heating space B 1 opposite sides, and respectively by air-guiding aisle D2 and air-guiding aisle D3 with
Heating chamber A is connected；The air outlet 711 is arranged at positioned at the one of the bottommost side for heating space B 2.Because hot-air rises,
Cold air sinks, and the bottom of air-heating unit 7 has higher temperature, pass through air inlet and air-out closer to burning things which may cause a fire disaster
Mouthfuls 711 setting up and down, is advantageous to export from air outlet 711 after quickly can sinking to being heated from the cold air that air inlet enters.
To improve the interactive speed between hot-air and cold air, it is preferable that referring to Fig. 1, the He of the cold wind import 11
The hot-blast outlet 12 is relatively arranged on the bottom opposite sides of the body of heater 1.
Further, to ensure during the air after by heating is sent to outside hot-blast outlet 12, reduction atmospheric heat
Loss, as a kind of more excellent technical scheme, the air outlet 711 and the hot-blast outlet 12 of body of heater 1 of the air-heating unit 7 it
Between air-guiding aisle D1 wall include interior heat-insulation layer, vacuum layer and the heat-insulation layer set gradually outward.
For the benefit of the heating shell using high-temperature flue gas caused by burning further to air-heating unit 7 heats,
So as to further lift the utilization to heat energy caused by biomass fuel combustion, fuel consumption is further reduced, as one kind more
Excellent technical scheme, referring to Fig. 4, biomass fuel blast heater of the present invention also includes heated barrier 10；The heated barrier
10 are set up between the exhaust opening 21 and the air-heating unit 7, and it offers multiple exhaust smoke holes 101, each smoke evacuation
A smoke evacuation one-way cock is provided with hole；All smoke evacuation one-way cocks electrically connect with the control module, by control module according to pre-
If smoke evacuation time interval controls its opening and closing；And the inner bag 2 is divided into heated barrier 10 by heated barrier 10
The smoke evacuation section and the insulation section below heated barrier 10 of side；All smoke evacuation one-way cocks of control module control close
When closing, the cut-off of the heated barrier 10 smoke evacuation section and insulation section, insulation section is closed section；The control module control
When at least one smoke evacuation one-way cock is opened, the smoke evacuation section connects with soak zones, and insulation section is open section.Wherein,
Default smoke evacuation time interval can obtain from actual experiment, that is, being based on biomass fuel blast heater of the present invention, test
Draw in combustion, burning will not also be impacted in the burning regular hour without discharging fume, and be burned to one
Time can cause combustion efficiency bad without smoke evacuation, then the smoke evacuation time interval is without discharging fume without right after burning
The burn time duration threshold value that burning impacts, can also take other values less than the threshold value, therefore in the present embodiment not to the row
Cigarette time interval occurrence limits.
For convenience of the recovery to caused waste residue after biomass fuel combustion so that the cleaning of body of heater 1 more aspect, reduce
Cleaning burden, as a kind of more excellent technical scheme, please continue to refer to Fig. 4, biomass fuel blast heater of the present invention also includes
Waste residue accumulator tank provided with recovery entrance；And the bottom of body of heater 1 offers fire door 15, and one is provided with the fire door 15
Fire door.The waste residue accumulator tank is arranged in the body of heater 1, and positioned at the lower section of grate 41, it reclaims entrance face direction
The grate 41, and it can be extend out to outside body of heater 1 from the fire door 15.
To further facilitate the operation that is removed and placed into of waste residue accumulator tank, work burden is reduced, as a kind of more excellent skill
Art scheme, biomass fuel blast heater of the present invention also include two recovery slide rails and two assembly pulleys；The two recovery slide rail is relative
The inwall opposite sides of the body of heater 1 is arranged at, the outer wall that two assembly pulley is respectively arranged at the waste residue accumulator tank is relative
Both sides；The waste residue accumulator tank by two assembly pulley be arranged at it is described two recovery slide rail between, and can along two recovery slide rails
It extend out to outside fire door 15 and enters to the reciprocating motion in body of heater 1.
To accelerate the discharge of flue gas caused by burning, avoid the excessive overrich of flue gas and influence to burn, as a kind of more excellent
Technical scheme, referring to Fig. 5, biomass fuel blast heater of the present invention also includes air exhauster 20；The air exhauster 20 is arranged at
At the exhaust opening 21.
After being advantageous to flue gas purifies caused by biomass fuel combustion, it is then exhausted to outdoor, reduces to environment
Pollution, as a kind of more excellent technical scheme, biomass fuel blast heater of the present invention also includes a gas cleaning unit 30；
The gas cleaning unit 30 is arranged between the air exhauster 20 and the air-heating unit 7.And the life in based on Fig. 5
Biomass fuel blast heater, the gas cleaning unit 30 is arranged between the air exhauster 20 and heated barrier 10, such as Fig. 6
It is shown.
In the present embodiment, the elevating mechanism 8 is electric pushrod or electric cylinder or other can carry out reciprocating linear
The drive mechanism of motion.Also, the quantity of elevating mechanism can be set according to actual use demand, can use multiple lifts
Structure works asynchronously, and bears the weight of fuel and grate 41 jointly, realizes sharing for heavy burden, improves the stability of motion and extends liter
The service life of descending mechanism.
In addition, in other variant embodiments, outer triggering signal can also include controlling whole blast heater open or
Close release the button and X button, only release the button closure when, this equipment can just be run, and X button close
When, this equipment is out of service.
In addition, in the present embodiment, air blower 6 and oxygen supply 5 are controlled by the heat control unit 7, and in other changes
In shape embodiment, the working condition of air blower 6 and oxygen supply 5 can be controlled with another controller.
Relative to prior art, biomass fuel blast heater of the present invention is made by being improved to air-heating unit
Air can pass through multiple heating spaces and progressively be heated, be capable of the heat of preferably organism-absorbing matter fuel combustion, raising
The effective rate of utilization of the heat energy of biomass fuel combustion；And detect wind-warm syndrome by being arranged at the temperature sensor at hot-blast outlet
Degree, while outer triggering signal is received by trigger module, the detection inputted using outer triggering signal and temperature sensor is believed
Number to elevating mechanism and enter the working condition of oxygen valve and be controlled, namely the height of fuel is controlled by elevating mechanism so that
The flame of fuel combustion realizes a kind of regulation and control of heating-up temperature closer or far from air-heating unit, and by controlling into oxygen valve
Door is realized supplies control to the oxygen of burning, and the control to the intensity of a fire is also realized in another aspect；So as to realize to going out wind-warm syndrome
The regulation and control of degree, it can preferably meet use demand, and can realize also can be so that air heats using less biomass fuel
To equal temperature.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more specific and detailed, but simultaneously
Can not therefore it be construed as limiting the scope of the patent.It should be pointed out that come for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.
Claims (10)
1. a kind of biomass fuel blast heater, including body of heater, inner bag, combustion bin, Bunker, oxygen supply and air blower, it is special
Sign is：Also include air-heating unit, elevating mechanism and heat control unit；
The body of heater is provided with cold wind import, hot-blast outlet, charging aperture and oxygen feeder；The hot-blast outlet is provided with a TEMP
Device；
The inner bag is arranged in the body of heater, and the space between its outer wall and inboard wall of furnace body forms heating chamber；The inner bag top
Portion penetrates the body of heater, and offers exhaust opening；
The air-heating unit, combustion bin and Bunker are set gradually from top to bottom, and the air-heating unit includes setting
There are air outlet and at least heated shell of an air inlet and multiple heat conducting walls；The air inlet of the heated shell is led by one
Wind passage is connected with the heating chamber, and its air outlet is connected by an air-guiding aisle with the hot-blast outlet；The multiple heat conduction
Wall is staggeredly arranged at intervals in the heated shell successively from top to bottom, one end and the heated shell side inwall of each heat conducting wall
Connection, the space between the other end and heated shell opposite side inwall form interface channel；And between every adjacent two heat conducting wall
Space forms a heating space, the heat conducting wall positioned at top and the heat conducting wall positioned at the bottommost interior top with heated shell respectively
Space between face and inner bottom surface forms a heating space, and is connected per adjacent two heating spaces by interface channel between the two
It is logical；All heating spaces and all interface channels are collectively forming the air heating of only at least one air inlet and an air outlet
Passage；
The combustion bin is connected by a feed pipe with the charging aperture, and with being connected inside the Bunker inside combustion bin；
The grate for accepting fuel is provided with the Bunker, the bottom of the grate and the line shaft driving of the elevating mechanism connect
Connect, and the grate can be driven and be pumped by the elevating mechanism, be realized to fuel combustion amount and combustion flame
The control of height；
The oxygen supply is arranged at the opening of the combustion bin, and its oxygen intake is connected by a pipeline and the oxygen feeder
It is logical, it is provided with one in the oxygen feeder and enters oxygen valve；
The air blower is arranged at outside body of heater, and its air outlet is connected by the cold wind import with the heating chamber；
The heat control unit includes trigger module and control module；The trigger module is used to receive outer triggering signal,
And send to the control module；The control module and the temperature sensor, elevating mechanism and enter oxygen valve and electrically connect；Institute
Control module is stated to control the elevating mechanism according to the detection signal of outer triggering signal and temperature sensor and enter oxygen valve
Working condition.
2. biomass fuel blast heater according to claim 1, it is characterised in that：It is described enter oxygen valve be air mass flow
Control valve；Control of the control module to elevating mechanism and the working condition for entering oxygen valve comprises the following steps：
Step 1：Outer triggering signal is received, and outer triggering signal is handled to obtain required hot blast temperature；Receive detection signal,
And detection signal is handled to obtain current hot blast temperature；
Step 2：Temperature gap between hot blast temperature needed for calculating and current hot blast temperature；If temperature gap is zero, protect
Hold elevating mechanism and enter the current working condition of oxygen valve；If temperature gap is negative value, the air blower is controlled to stop fortune
Row and it is described enter oxygen valve close；Otherwise, step 3 is performed；
Step 3：Call the control data table to prestore；The control data table preserves temperature gap and adjustable height and oxygen feeding amount
Relation, and the relation of temperature gap and oxygen feeding amount；C.T difference and the size of default temperature difference threshold, if temperature gap
Less than temperature difference threshold, then according to the current desired oxygen feeding amount of the Relation acquisition in control data table between temperature gap and oxygen feeding amount
Value, and controlled according to the oxygen feeding amount value into oxygen valve；If temperature gap is more than temperature difference threshold, according to control data table medium temperature
The current desired fuel height of the Relation acquisition spent between difference and adjustable height and oxygen feeding amount and amount of oxygen, and according to the fuel
Height and amount of oxygen control elevating mechanism and enter oxygen valve respectively.
3. biomass fuel blast heater according to claim 1 or 2, it is characterised in that：Also include being provided with recovery entrance
Waste residue accumulator tank；And the lower portion of furnace body offers fire door；The waste residue accumulator tank is arranged in the body of heater, and position
Below the grate, it reclaims entrance face towards the grate, and it can be extend out to outside body of heater from the fire door.
4. biomass fuel blast heater according to claim 3, it is characterised in that：Also include two recovery slide rails and two to slide
Wheel group；The two recovery slide rail is relatively arranged on the inwall opposite sides of the body of heater, and two assembly pulley is respectively arranged at institute
State the outer wall opposite sides of waste residue accumulator tank；The waste residue accumulator tank is arranged at the two recovery slide rail by two assembly pulley
Between, and the reciprocating motion outside fire door and entered in body of heater can be extend out to along two recovery slide rails.
5. biomass fuel blast heater according to claim 1 or 2, it is characterised in that：Also include heated barrier；It is described
Heated barrier is set up between the exhaust opening and the air-heating unit, and it offers multiple exhaust smoke holes, each smoke evacuation
A smoke evacuation one-way cock is provided with hole；All smoke evacuation one-way cocks electrically connect with the control module, by control module according to pre-
If smoke evacuation time interval controls its opening and closing；And the inner bag is divided into above heated barrier by heated barrier
Smoke evacuation section and the insulation section below heated barrier；
When all smoke evacuation one-way cocks of control module control are closed, the heated barrier cut-off smoke evacuation section and heat preservation zone
Between, insulation section is closed section；When the smoke evacuation one-way cock of control module control at least one is opened, the smoke evacuation section and
Soak zones connect, and insulation section is open section.
6. biomass fuel blast heater according to claim 1 or 2, it is characterised in that：Also include air exhauster；It is described to take out
Blower fan is arranged at the exhaust opening.
7. biomass fuel blast heater according to claim 6, it is characterised in that：Also include a gas cleaning unit；
The gas cleaning unit is arranged between the air exhauster and the air-heating unit.
8. biomass fuel blast heater according to claim 1, it is characterised in that：The air-out of the air-heating unit
The wall of air-guiding aisle between mouth and body of heater hot-blast outlet includes interior heat-insulation layer, vacuum layer and the insulation set gradually outward
Layer.
9. biomass fuel blast heater according to claim 1, it is characterised in that：The heating of the air-heating unit
Housing is provided with two air inlets；Two air inlet is relatively arranged on positioned at the one of the top opposite sides for heating space, and point
Do not connected by an air-guiding aisle with the heating chamber；The air outlet is arranged at heats the one of space positioned at the one of bottommost
Side.
10. biomass fuel blast heater according to claim 9, it is characterised in that：The cold wind import and the heat
Wind exports the bottom opposite sides for being relatively arranged on the body of heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913856.1A CN107588544A (en) | 2017-09-30 | 2017-09-30 | Biomass fuel blast heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913856.1A CN107588544A (en) | 2017-09-30 | 2017-09-30 | Biomass fuel blast heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107588544A true CN107588544A (en) | 2018-01-16 |
Family
ID=61052809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710913856.1A Pending CN107588544A (en) | 2017-09-30 | 2017-09-30 | Biomass fuel blast heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107588544A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2425324Y (en) * | 1999-08-14 | 2001-03-28 | 兰州金福乐食品有限公司 | Direct-burning hot-tube air heater |
| JP2009068817A (en) * | 2007-09-18 | 2009-04-02 | Kazuo Miyatani | Batch type combustion boiler using woody biomass or carbide as fuel and hot air generating device |
| CN101907354A (en) * | 2010-08-30 | 2010-12-08 | 蒋世仁 | Hot-blast stove of biomass energy source |
| CN201706671U (en) * | 2010-07-06 | 2011-01-12 | 刘猛 | Automatic control high efficiency energy-saving coal hot air furnace |
| CN202101401U (en) * | 2011-05-16 | 2012-01-04 | 王合新 | Novel hot air furnace |
| CN102486314A (en) * | 2010-12-06 | 2012-06-06 | 许国贵 | Novel biomass gasification furnace |
-
2017
- 2017-09-30 CN CN201710913856.1A patent/CN107588544A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2425324Y (en) * | 1999-08-14 | 2001-03-28 | 兰州金福乐食品有限公司 | Direct-burning hot-tube air heater |
| JP2009068817A (en) * | 2007-09-18 | 2009-04-02 | Kazuo Miyatani | Batch type combustion boiler using woody biomass or carbide as fuel and hot air generating device |
| CN201706671U (en) * | 2010-07-06 | 2011-01-12 | 刘猛 | Automatic control high efficiency energy-saving coal hot air furnace |
| CN101907354A (en) * | 2010-08-30 | 2010-12-08 | 蒋世仁 | Hot-blast stove of biomass energy source |
| CN102486314A (en) * | 2010-12-06 | 2012-06-06 | 许国贵 | Novel biomass gasification furnace |
| CN202101401U (en) * | 2011-05-16 | 2012-01-04 | 王合新 | Novel hot air furnace |
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Effective date of abandoning: 20200828 |