CN104946278B - A kind of wood type rubbish gas retort - Google Patents
A kind of wood type rubbish gas retort Download PDFInfo
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- CN104946278B CN104946278B CN201510278842.8A CN201510278842A CN104946278B CN 104946278 B CN104946278 B CN 104946278B CN 201510278842 A CN201510278842 A CN 201510278842A CN 104946278 B CN104946278 B CN 104946278B
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- heater
- gas
- conveyer
- controller
- rubbish
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
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- Processing Of Solid Wastes (AREA)
Abstract
Device and supply control unit are provided the invention discloses a kind of wood type rubbish gas retort, including body of heater, conveyer, feeder, discharging portion, heater, air shooter, outer combustion gas；The conveyer is located in the body of heater, and from top to bottom folding is spiraled in the body of heater；The heater is arranged on below body of heater；The air shooter is connected with the body of heater, and the supply control unit is arranged in the air shooter and gas time is supplied to the heater or outwardly discharge utilization in control pipe；The temperature signal that the controller is connected with the conveyer signal and transmitted according to temperature sensor controls the transfer rate of conveyer.Compared to prior art, the present invention is handled rubbish using destructive distillation principle, by setting the conveyer for distribution of spiraling in body of heater, extends residence time of the pending rubbish in high-temperature furnace body, the heating surface area of pending rubbish is increased simultaneously, and treatment effeciency is higher.
Description
Technical field
The present invention relates to garbage reclamation field, more particularly to a kind of wood type rubbish gas retort.
Background technology
Rubbish is common solid waste in mankind's daily life and production, if deal with improperly will be big as one for rubbish
Public hazards, not only influence daily life, also hinder the sustainable development of economic society；But in rubbish containing carbon, can be rotten
The biomass such as thing, protein, if properly handled, and rubbish is converted into new energy, can mitigate Pressure on Energy significantly.In addition, day
Often the rubbish such as waste wood contains substantial amounts of carbonizable substance in life, and these rubbish are after drying pulverizes and sieves, then pass through burning, gas
The process such as change or destructive distillation, can be made into high-quality charcoal, fertilizer or fuel is done for people completely.
At present, be typically that first timber is crushed to be pressed into wood dust to the processing mode of waste wood class rubbish, it is re-compacted into
Batten, is then put into progress high temperature cabonization reaction in kiln, most wood type rubbish is converted into high-grade fuel at last again.But, it is this
High temperature cabonization reaction needs the time of two weeks wood type rubbish could be converted into high-grade fuel, it is necessary to take a substantial amount of time
And energy, treatment effeciency is high.And due to being the solid shape of batten, therefore the purposes of finished product carbon is relatively single.
The content of the invention
It is can be recycled the invention reside in the shortcoming and deficiency of prior art are overcome there is provided a kind for the treatment of effeciency height, product
Wood type rubbish gas retort.
The present invention is achieved by the following technical solutions：Including body of heater, conveyer, feeder, discharging portion, heating dress
Put, air shooter, outer combustion gas provide device and supply control unit；The body of heater upper and lower side be respectively arranged with charging aperture and
Discharging opening；The conveyer is located in the body of heater, and from top to bottom folding is spiraled and in hot environment in the body of heater
It is lower to transport rubbish placed thereon from top to bottom；The feeder is a bar shaped spiral flood dragon conveying device, and it passes through stove
The charging aperture of body is connected with one end of the conveyer；The discharging portion is a platform double helix conveying device, and it passes through stove
The discharging opening of body is connected with the other end of the conveyer；The heater is arranged on below body of heater and body of heater is added
Heat；The air shooter is connected with the body of heater, and it includes the tie point and the second branch road of parallel connection；The tie point with
The heater connection；Second branch road is in communication with the outside；The supply control unit is arranged on the air shooter
Gas, which is returned, in interior and control pipe is supplied to the heater or outwardly discharge utilization；The supply control unit includes a control
Device and temperature sensor, the temperature signal that the controller is connected with the conveyer signal and transmitted according to temperature sensor
Control the transfer rate of conveyer.
Compared to prior art, the present invention is handled rubbish using destructive distillation principle, spiraled by being set in body of heater
The conveyer belt of distribution, extends residence time of the pending rubbish in high-temperature furnace body, at the same increase pending rubbish by
Hot area so that pending rubbish is able to fully resolve into wood gas and powdered carbon in a short time, and treatment effeciency is higher.Pass through combustion
The fuel that stove provides early stage needs into gas retort is burnt, when producing a certain amount of wood gas in gas retort, is disconnected out of combustion furnace
The wood gas supply of conveying, the fraction wood gas produced in gas retort is returned and is supplied to the heater, rubbish is produced more
Many wood gas, so make wood type rubbish gas retort formed in itself one without outside resources can self-centered energy follow
Ring body, greatlys save the energy；And the most of wood gas produced can be discharged to the external world and be used as fuel, alternative vapour
Oil, diesel oil or other energy, significantly reduce Pressure on Energy.Further, the temperature for supplying control unit according to body of heater
The speed that signal quantity control conveyer transmits timber rubbish is spent, finally make it that pending rubbish can be as conveyer be in perseverance
Conveyed with constant speed in the body of heater of constant temperature degree and produce constant wood gas, and then make processing of the present invention to wood type rubbish
It is more intelligent, more practical.
Further, the heater includes several heated nozzles and gas supply pipe；The spray of the heated nozzle
Mouthpiece is heated below body of heater to body of heater upward；The heated nozzle is communicated with the gas supply pipe；The combustion gas is defeated
Pipe is sent provided with the first appendix and the second appendix in parallel；First appendix provides device with the outer combustion gas and connected
Connect, second appendix is connected with the tie point of the air shooter.
Further, the supply control unit also includes the first baroceptor, the second baroceptor, the first control
Valve and the 3rd control valve；First baroceptor is arranged on the first appendix of the gas supply pipe of the heater
Place, the gas magnitude signal detected is sent to the controller by it；Second baroceptor is arranged on the gas
In the tie point of delivery pipe, and the gas magnitude signal detected is sent to the controller；First control valve is set
Put on the first appendix of the gas supply pipe and receive the signal of the controller to control it to be opened and closed；Second control
Valve processed is arranged in the tie point of the air shooter and receives the signal of the controller to control it to be opened and closed；Described
Three control valves are arranged on the second branch road of the air shooter and receive the signal of the controller to control it to be opened and closed；Institute
State temperature sensor to be arranged in the body of heater and be connected with the controller signals, it is by the temperature signal of the body of heater detected
Value is sent to the controller；The temperature sensor is connected with the controller signals；The controller is according to the first gas
Pressure sensor and the temperature signal value of the second baroceptor and temperature sensor transmission control the speed of conveyer.
Further, when the furnace body temperature that temperature sensor is transmitted about reaches 650 degrees Celsius, and second air pressure sensing
Device feed back to the controller gas value it is equal with the gas value that first baroceptor feeds back when, the control
Device sends the control valve of signal-off first, the wood gas supply that outer combustion gas provides device is closed, while opening the second control valve
With the 3rd control valve, the wood gas produced in body of heater is set to return the supply heated nozzle supply；Simultaneously according to the increase of temperature
Accelerate speed of the conveyer in body of heater；When the furnace body temperature that temperature sensor is transmitted reaches 900 degrees Celsius, pass through control
The flux that device adjusts the second control valve makes the air demand for leading to heated nozzle keep constant；Conveyer is made by controller simultaneously
Speed keep it is constant, make pending rubbish with conveyer in the body of heater of steady temperature with constant speed convey and produce
Constant wood gas.
Further, the conveyer includes support, roller bearing, motor and conveyer belt；The support is arranged in body of heater,
The roller bearing is arranged on the end of the support, and the conveyer belt is laid on the discharging opening and charging aperture on roller bearing and passing through body of heater
Through the body of heater, and the conveyer belt from top to bottom spirals distribution in body of heater；The motor is nibbled with the roller bearing by gear
Close coaxially connected.
Further, the conveyer also include a speed regulator, the speed regulator electrically connected with the motor and with institute
Controller signals connection is stated, the controller is passed according to the first baroceptor and the second baroceptor and temperature sensor
The temperature signal value sent controls the speed of speed regulator.
Further, it is to be provided with one in a combustion furnace, the combustion furnace to be used for accommodating treat that the outer combustion gas, which provides device,
The inner chamber of rubbish is handled, the inner chamber connects with the heater and supplied to the heater.
Further, the inner chamber of the combustion furnace by a dividing plate be divided into above and below two parts, the dividing plate be provided with multiple through holes；
Pending waste setting is in the top half of inner chamber, and the top half of the inner chamber connects with the heater and to the heating
Device is supplied.
Further, the conveyer also includes a conveyance conduit, and the conveyer belt is set in the conveyance conduit；
With conveyer belt distribution matchingly, the conveyance conduit is connected with the charging aperture and discharging opening and in the body of heater by up to
Under spiral distribution；The conveyance conduit is communicated with the air shooter.
Further, in addition to a heat sink, discharging portion of the heat sink around the body of heater.
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 structural representation of wood type rubbish gas retort 10 of the present invention；
Fig. 2 is the relation of the transfer rate of furnace body temperature in the present invention, body of heater gas output, body of heater air demand and conveyer
Figure.
Embodiment
Referring to Fig. 1, it is the structural representation of wood type rubbish gas retort 10 of the present invention.The wood type rubbish gas retort
10, which include body of heater 11, conveyer 12, feeder 13, discharging portion 14, heater 15, outer combustion gas, provides device 16, gas
Delivery pipe 17, supply control unit 18 and heat sink 19.
The upper and lower side of body of heater 11 is respectively arranged with charging aperture 111 and discharging opening 112.The conveyer 12 is located at described
In body of heater 11, in the body of heater 11 from top to bottom fold spiral and in high temperature environments by rubbish placed thereon on to
Lower transport.The feeder 13 is a bar shaped spiral flood dragon conveying device, its charging aperture 111 by body of heater 11 and the transmission
One end connection of device 12.The discharging portion 14 is a platform double helix conveying device, its by the discharging opening 112 of body of heater 11 with
The other end connection of the conveyer 12.The heater 15 is arranged on the lower section of body of heater 11 and body of heater 11 is heated,
So that the state that reached a high temperature inside body of heater 11.The outer combustion gas provides device 16 and connected with the heater 15 and to heating
Device 15 is supplied.The air shooter 17 is connected with the body of heater 11, and it includes the branch road of tie point 171 and second of parallel connection
172；Wherein, tie point 171 is connected with the heater 15；Second branch road 172 is connected with the external world.The supply control is single
Member 18 is arranged in the air shooter 17 and gas time is supplied to the heater 15 or outwardly discharges profit in control pipe
With, and it is described supply control unit 18 be connected with conveyer signal and control the transfer rate of conveyer.The cooling
Device 19 surround the discharging portion 14 of the body of heater 11, by the water circulation channel in heat sink 19 to being conveyed from conveyer 12
The powdered carbon come over carries out cooling processing.
Specifically, the conveyer 12 includes support, roller bearing, motor and conveyer belt (not shown)；The branch is set up
Put in body of heater 11, the roller bearing is arranged on the end of the support, the conveyer belt be laid on roller bearing and with the charging
Mouth 111 and discharging opening 112 are connected, and the conveyer belt from top to bottom spirals in the body of heater 11 and will put in high temperature environments
Rubbish placed on it is transported from top to bottom；The motor is engaged coaxially connected with the roller bearing by gear.Driven by motor
Roller bearing is rotated, then drives conveyer belt to operate by roller bearing, makes the pending rubbish of placement on a moving belt in high-temperature furnace body 11
Transport from top to bottom.
For preferably transfer rate of the control conveyer belt in body of heater 11, pending rubbish is set to be able in body of heater 11 fully
Thermally decomposed, the conveyer 12 also includes a speed regulator (not shown), the speed regulator is electrically connected with the motor, led to
Overregulating speed regulator can be with the running speed of controlled motor, and then controls the transfer rate of conveyer belt.
The heater 15 includes several heated nozzles 151 and gas supply pipe 152.The heated nozzle 151
Jet hole is heated from the lower section of body of heater 11 to body of heater 11 upward；The heated nozzle 151 and the phase of gas supply pipe 152
It is logical.The gas supply pipe 152 is provided with the first appendix 1521 and the second appendix 1522 in parallel；First appendix
1521 provide device 16 with the outer combustion gas is connected, first of second appendix 1522 and the air shooter 17
Road 171 is connected.
Because heated nozzle 151 is directly heated to body of heater 11, to prevent that dry combustion method is deformed body of heater 11 at high temperature,
The inner bottom part of body of heater 11 leaves certain water.
It is for housing pending rubbish in a combustion furnace, the combustion furnace provided with one that the outer combustion gas, which provides device 16,
Inner chamber, the cavity by a dividing plate be divided into above and below two parts, the dividing plate be provided with multiple through holes.Pending waste setting is in inner chamber
Top half, and the top half of the inner chamber connects with the first appendix 1521 of the gas supply pipe 152 and to heating
Nozzle 151 is supplied.Fought sealing combustion stove 16 from the top point of combustion furnace 16；Top rubbish in stove is burned by naked light first,
Then the charcoal that the rubbish after burning can produce a floor height temperature is covered in rubbish upper epidermis, and the charcoal of this floor height temperature enters to the rubbish of lower section
Row high-temperature heating, and the effect of oxygen barrier is played to lower section rubbish so that lower section rubbish gasifies under the conditions of high temperature anaerobic to be resolved into
Wood gas；Wood gas is flowed up after producing, and through the high temperature layer of charcoal of top, passes through the first appendix of gas supply pipe 152
1521 supply to heated nozzle 151.Powdered carbon will be generated after the reaction of lower section high temperature garbage, the powdered carbon is through the through hole on dividing plate from burning
Fallen in stove.
Referring to Fig. 2, it is the transmission of furnace body temperature in the present invention, body of heater gas output, body of heater air demand and conveyer
The graph of a relation of speed.The supply control unit 18 includes the first baroceptor 181, the second baroceptor 182, controller
(not shown), the first control valve 183, the second control valve 184, the 3rd control valve 185 and temperature sensor (not shown).Institute
State the first baroceptor 181 to be arranged at the first appendix 1521 of the gas supply pipe 152 of the heater 15, it will
The gas magnitude signal detected is sent to the controller.Second baroceptor 182 is arranged on the gas conveying
In the tie point 171 of pipe 17, and the gas magnitude signal detected is sent to the controller.First control valve
183 are arranged on the first appendix 1521 of the gas supply pipe 152 and receive the signal of the controller to control it to open
Close；Second control valve 184 is arranged in the tie point 171 of the air shooter 17 and receives the letter of the controller
Number to control it to be opened and closed；3rd control valve 185 is arranged on the second branch road 172 of the air shooter 17 and receives institute
The signal of controller is stated to control it to be opened and closed.The temperature sensor be arranged in the body of heater 11 and with the controller signals
Connection, the temperature signal value of the body of heater 11 detected is sent to the controller by it.The speed regulator and the controller
Signal is connected, and the controller is transmitted according to the first baroceptor 181 and the second baroceptor 182 and temperature sensor
The control of temperature signal value lead to the size of current of speed regulator, and then the running speed of controlled motor, so as to control transmission to fill
The conveyer belt put transmits the speed of timber rubbish.
Specifically, pending timber rubbish is transported in the body of heater 11 by the conveyer belt of conveyer, pass through afterwards
Controller controls the line speed of conveyer to be zero, pending rubbish is held stationary in body of heater 11.Controller is controlled
First control valve 183 is opened, while the second control valve 184 and the 3rd control valve 185 are closed, combustion furnace 16 passes through the first appendix
1521 supply to heated nozzle 151.When the temperature value of body of heater 11 about reaches i.e. 650 degrees Celsius of B points temperature, and second air pressure transmission
Sensor 182 feed back to the controller gas value it is equal with the gas value that first baroceptor 181 feeds back when,
The controller sends the control valve of signal-off first, the wood gas supply of combustion furnace 16 is closed, while opening the second control valve
With the 3rd control valve, the wood gas produced in body of heater 11 is returned the supply heated nozzle 151 and supply, while starting transmission dress
Put, increase the electric current for leading to speed regulator according to the increase of temperature, and then increase the running speed of motor, and then accelerate transmission dress
The conveyer belt put in body of heater 11 speed.When the temperature in body of heater 11 reaches i.e. 900 degrees Celsius of C points temperature, pass through control
The flux that device adjusts the second control valve makes the air demand for leading to heated nozzle 151 keep constant；Transmission is made by controller simultaneously
The speed of the conveyer belt of device keeps constant, makes pending rubbish interior with constant speed in the body of heater 11 of steady temperature with conveyer belt
Degree conveys and produces constant wood gas.
To ensure that rubbish is able to fully be thermally decomposed in body of heater 11, in heating process, the body of heater 11 keeps sealing.
Circulating line is provided with the heat sink 19, the heat sink 19 reaches drop by water in circulating line circulation
Temp effect.
When destructive distillation handles rubbish, pending timber rubbish is transported in the body of heater 11 by the conveyer belt of conveyer,
Control the line speed of conveyer to be zero by controller afterwards, pending rubbish is held stationary in body of heater 11, it is first
First fought sealing combustion stove 16 in the top point of combustion furnace 16 so that the rubbish of combustion furnace gasifies decomposition under the conditions of high temperature anaerobic
Into wood gas.The controller controls the first control valve 183 to open, while the second control valve 184 and the 3rd control valve 185 are closed
Close, the wood gas in combustion furnace 16 is supplied by the first appendix 1521 of gas supply pipe 152 to heated nozzle 151.Connect
Unlatching heated nozzle 151 to heat body of heater 11, temperature in body of heater 11 is constantly increased.Pending rubbish enters body of heater 11
After heated, the organic matter in it is first dehydrated, as the temperature in body of heater 11 is begun to ramp up, and has a small amount of gas to produce in body of heater 11.
The temperature sensor detects the temperature in body of heater 11 and the signal quantity detected is sent in the controller in real time.When
When the temperature in body of heater 11 that temperature sensor is sent reaches i.e. 600 degrees Celsius of A points temperature, that is, generation wood gas is reached
1 boundary's point, now moment will have a large amount of wood gas to produce in body of heater 11；When continuation is heated to body of heater 11 and makes its temperature value about
I.e. 650 degrees Celsius of B points temperature is reached, and second baroceptor 182 feeds back to gas value and the institute of the controller
State the first baroceptor 181 feedback gas value it is suitable when, the controller sends the control valve of signal-off first, closes
The wood gas supply of combustion furnace 16, while opening the second control valve and the 3rd control valve, returns the wood gas produced in body of heater 11
The heated nozzle 151 is supplied to supply.Because the temperature in body of heater 11 has reached 650 degrees Celsius, needed for continuing heating furnace body 11
Heat will be reduced with the rise of temperature, thus be also the rise with temperature by the supply value needed for heated nozzle 151
And reduce, the flux that now can adjust the second control valve by controller makes the air demand for leading to heated nozzle 151 with temperature
Rise and reduce.The controller sends a signal to speed regulator simultaneously, starts conveyer belt, and increase according to the increase of temperature
Lead to the electric current of speed regulator, and then increase the running speed of motor, and then accelerate the conveyer belt of conveyer 11 in body of heater
Speed, and as rubbish continues down to transport, temperature is further improved, water in rubbish and organic matter are separated out, surplus materials by
Pyrocondensation rubber polymer body, ultimately forms powdered carbon；Powdered carbon is cooled by heat sink 19 again, the good high-quality charcoal of aeration is obtained
Powder.When the temperature in body of heater 11 reaches i.e. 900 degrees Celsius of C points temperature, the saturation temperature of pending rubbish reaction has now been reached
Degree, even if the wood gas value for continuing to increase in temperature, body of heater 11 is also constant, the heat that wood gas is taken away is also constant
, thus heat required in body of heater 11 be also it is constant, now the air demand needed for heated nozzle 151 be also it is constant, this
When the second control valve can be adjusted by controller flux make to lead to the air demand of heated nozzle 151 and keep constant；Pass through simultaneously
Controller makes the speed of the conveyer belt of conveyer keep constant, makes pending rubbish as conveyer belt is in the body of heater of steady temperature
Conveyed in 11 with constant speed and produce constant wood gas.
In the present invention, the temperature of control body of heater 11 reaches 600-900 degrees Celsius of high temperature, and pending rubbish is in body of heater 11
From top to bottom spiral, can both extend residence time of the pending rubbish in body of heater 11, can increase again pending rubbish by
Hot area so that pending rubbish can produce wood gas in a short time, can fully be thermally decomposed in 30 minutes, be generated micro-
Biological powdered carbon.The wood gas produced in the present invention, be largely discharged the external world used as fuel, alternative gasoline, diesel oil or
Other energy, mitigate Pressure on Energy significantly；Fraction, which is returned, is supplied to the heater 15, and the heater 15 burns back what is supplied
Wood gas, and then body of heater 11 is heated, rubbish is produced more wood gas, so that wood type rubbish gas retort is in itself
A self-centered energy circulation body is formed, the energy is greatlyd save.And the powdered carbon aeration produced in the present invention is good, extensively
It is general to be applied to various production chemical products, fertilizer can be such as fabricated to, is that the agricultural productions such as soil, seedlings of cereal crops aspect is indispensable
New and improved dose.
Compared to prior art, the present invention is handled rubbish using destructive distillation principle, spiraled by being set in body of heater
The conveyer belt of distribution, extends residence time of the pending rubbish in high-temperature furnace body, at the same increase pending rubbish by
Hot area so that pending rubbish is able to fully resolve into wood gas and powdered carbon in a short time, and treatment effeciency is higher.Pass through combustion
The fuel that stove provides early stage needs into gas retort is burnt, when producing a certain amount of wood gas in gas retort, is disconnected out of combustion furnace
The wood gas supply of conveying, the fraction wood gas produced in gas retort is returned and is supplied to the heater, rubbish is produced more
Many wood gas, so make wood type rubbish gas retort formed in itself one without outside resources can self-centered energy follow
Ring body, greatlys save the energy；And the most of wood gas produced can be discharged to the external world and be used as fuel, alternative vapour
Oil, diesel oil or other energy, significantly reduce Pressure on Energy.Further, the controller is transmitted according to temperature sensor
Temperature signal value controls to lead to the size of current of speed regulator, and then the running speed of controlled motor, so as to control conveyer
Conveyer belt transmit timber rubbish speed, finally cause pending rubbish can with conveyer belt in the body of heater of steady temperature with
Constant speed conveys and produces constant wood gas, and then makes processing of the present invention to wood type rubbish more intelligent, more real
With.
As another improvement of the present invention, the conveyer also includes a conveyance conduit, the conveyance conduit set
It is located on the conveyer belt, the conveyer belt is operated in the conveyance conduit.It is distributed what is matched with conveyer belt, it is described defeated
Pipeline is sent to be connected with the charging aperture 111 and discharging opening 112 and distribution of from top to bottom being spiraled in the body of heater 11.The conveying
Pipeline is communicated with the air shooter 17, the wood gas in conveyance conduit is supplied to the heating 17 times along air shooter
Device 15 or outwardly discharge are utilized.By installing conveyance conduit additional on a moving belt, it may be such that wood gas is only produced in conveyance conduit
Give birth to and transmit, can preferably collect wood gas.
The invention is not limited in above-mentioned embodiment, if the various changes or deformation to the present invention do not depart from the present invention
Spirit and scope, if these are changed and deformation belongs within the scope of the claim and equivalent technologies of the present invention, then this hair
It is bright to be also intended to comprising these changes and deform.
Claims (10)
1. a kind of wood type rubbish gas retort, it is characterised in that：Including body of heater, conveyer, feeder, discharging portion, heating dress
Put, air shooter, outer combustion gas provide device and supply control unit；The body of heater upper and lower side be respectively arranged with charging aperture and
Discharging opening；The conveyer is located in the body of heater, and from top to bottom folding is spiraled and in hot environment in the body of heater
It is lower to transport rubbish placed thereon from top to bottom；The feeder is a bar shaped spiral flood dragon conveying device, and it passes through stove
The charging aperture of body is connected with one end of the conveyer；The discharging portion is a platform double helix conveying device, and it passes through stove
The discharging opening of body is connected with the other end of the conveyer；The heater is arranged on below body of heater and body of heater is added
Heat；The air shooter is connected with the body of heater, and it includes the tie point and the second branch road of parallel connection；The tie point with
The heater connection；Second branch road is in communication with the outside；The supply control unit is arranged on the air shooter
Gas, which is returned, in interior and control pipe is supplied to the heater or outwardly discharge utilization；The supply control unit includes a control
Device and temperature sensor, the temperature sensor are arranged in the body of heater and are connected with the controller signals, and it will detection
To the temperature signal value of body of heater be sent to the controller；The controller is connected and basis with the conveyer signal
The temperature signal of temperature sensor transmission controls the transfer rate of conveyer；The supply control unit also includes the second control
Valve and the 3rd control valve；Second control valve is arranged in the tie point of the air shooter and receives the controller
Signal to control it to be opened and closed；3rd control valve is arranged on the second branch road of the air shooter and receives the control
The signal of device processed is to control it to be opened and closed；Temperature signal control second control that the controller is transmitted according to temperature sensor
The closing of valve and the 3rd control valve, returns the gas in the air shooter and is supplied to the heater or outwardly discharges sharp
With.
2. wood type rubbish gas retort according to claim 1, it is characterised in that：The heater adds including several
Hot nozzle and gas supply pipe；The jet hole of the heated nozzle is heated below body of heater to body of heater upward；The heating
Nozzle is communicated with the gas supply pipe；The gas supply pipe is provided with the first appendix and the second appendix in parallel；It is described
First appendix provides device with the outer combustion gas and is connected, the tie point of second appendix and the air shooter
Connection.
3. wood type rubbish gas retort according to claim 2, it is characterised in that：The supply control unit also includes the
One baroceptor, the second baroceptor and the first control valve；First baroceptor is arranged on the heater
Gas supply pipe the first appendix at, the gas magnitude signal detected is sent to the controller by it；Described second
Baroceptor is arranged in the tie point of the air shooter, and the gas magnitude signal detected is sent to described
Controller；First control valve is arranged on the first appendix of the gas supply pipe and receives the signal of the controller
To control it to be opened and closed；The controller is transmitted according to the first baroceptor and the second baroceptor and temperature sensor
Temperature signal value controls the speed of conveyer.
4. wood type rubbish gas retort according to claim 3, it is characterised in that：The body of heater temperature transmitted when temperature sensor
Degree about reaches 650 degrees Celsius, and second baroceptor feeds back to the gas value and first gas of the controller
When the gas value of pressure sensor feedback is equal, the controller sends the control valve of signal-off first, closes outer combustion gas and carries
For the wood gas supply of device, while opening the second control valve and the 3rd control valve, the wood gas produced in body of heater is set to return supply
The heated nozzle supply；Accelerate speed of the conveyer in body of heater according to the increase of temperature simultaneously；Work as temperature sensor
When the furnace body temperature of transmission reaches 900 degrees Celsius, the flux for adjusting the second control valve by controller makes to lead to heated nozzle
Air demand keeps constant；The speed of conveyer is kept constant by controller simultaneously, pending rubbish is filled with transmission
Put and convey and produce constant wood gas with constant speed in the body of heater of steady temperature.
5. wood type rubbish gas retort according to claim 4, it is characterised in that：The conveyer includes support, rolling
Axle, motor and conveyer belt；The support is arranged in body of heater, and the roller bearing is arranged on the end of the support, the conveyer belt
Be laid on roller bearing and the body of heater run through by the discharging opening and charging aperture of body of heater, and the conveyer belt in body of heater by up to
Under spiral distribution；The motor is engaged coaxially connected with the roller bearing by gear.
6. wood type rubbish gas retort according to claim 5, it is characterised in that：The conveyer also includes a speed governing
Device, the speed regulator is electrically connected with the motor and is connected with the controller signals, and the controller is according to the first air pressure transmission
Sensor and the temperature signal value of the second baroceptor and temperature sensor transmission control the speed of speed regulator.
7. according to any described wood type rubbish gas retorts of claim 1-6, it is characterised in that：The outer combustion gas provides dress
It is set in a combustion furnace, the combustion furnace provided with an inner chamber for housing pending rubbish, the inner chamber and the heater
Connect and supplied to the heater.
8. wood type rubbish gas retort according to claim 7, it is characterised in that：The inner chamber of the combustion furnace is by a dividing plate
Two parts above and below being divided into, the dividing plate is provided with multiple through holes；Pending waste setting is in the top half of inner chamber, and the inner chamber
Top half is connected with the heater and supplied to the heater.
9. wood type rubbish gas retort according to claim 8, it is characterised in that：The conveyer also includes a conveying
Pipeline, the conveyer belt is set in the conveyance conduit；With conveyer belt distribution matchingly, the conveyance conduit with it is described enter
Material mouth and discharging opening connection and distribution of from top to bottom being spiraled in the body of heater；The conveyance conduit and the air shooter phase
It is logical.
10. wood type rubbish gas retort according to claim 9, it is characterised in that：Also include a heat sink, the drop
Discharging portion of the warm device ring around the body of heater.
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