CN206600819U - House refuse directly heats poor gasification kiln - Google Patents

House refuse directly heats poor gasification kiln Download PDF

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Publication number
CN206600819U
CN206600819U CN201720087656.0U CN201720087656U CN206600819U CN 206600819 U CN206600819 U CN 206600819U CN 201720087656 U CN201720087656 U CN 201720087656U CN 206600819 U CN206600819 U CN 206600819U
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CN
China
Prior art keywords
kiln body
heater
kiln
house refuse
supply conduit
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720087656.0U
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Chinese (zh)
Inventor
刘广湖
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Guangxi Wei Rong Environmental Protection Technology Co Ltd
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Guangxi Wei Rong Environmental Protection Technology Co Ltd
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Priority to CN201720087656.0U priority Critical patent/CN206600819U/en
Application granted granted Critical
Publication of CN206600819U publication Critical patent/CN206600819U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

Poor gasification kiln, including kiln body, charging aperture, snakelike heat supply conduit, blast pipe, heater, air blower, temperature measurer, discharge port and charcoal pond are directly heated the utility model discloses a kind of house refuse;The upper end of kiln body is provided with charging aperture;Heater is arranged at the lower end of kiln body;Snakelike heat supply conduit is arranged in body of heater, and the lower end of snakelike heat supply conduit is connected with heater, and the top of snakelike heat supply conduit is connected with blast pipe;Snakelike heat supply conduit is provided with stomata A;The lower section of heater is provided with air blower;The inwall of kiln body is provided with temperature measurer;Discharge port is arranged at kiln body bottom;Charcoal pond is arranged at the outside of kiln body, is connected with discharge port;Blast pipe is located at the top of kiln body;Blast pipe is provided with air bleeding valve.After the utility model is heated by heater, again with heat storage type by flue gas heat recovery, high-temperature flue gas waste heat is reclaimed to greatest extent, and enable measures fully to recycle, auxiliary fuel need not be added, the purpose of energy-conservation has been reached in the presence of combustion with meagre oxygen.

Description

House refuse directly heats poor gasification kiln
Technical field
The utility model belongs to technical field of domestic garbage treatment, and oxygen deprivation is directly heated more particularly, to a kind of house refuse Gasify kiln.
Background technology
The processing method of house refuse, is one of problem that society relatively pays close attention to instantly.Encircled a city from rural area to municipal refuse Phenomenon is increasingly serious.Country clearly proposes the garbage disposal principle of " innoxious, minimizing, recycling ".
The processing method of current house refuse has burning, landfill and bioanalysis etc. several.Bioanalysis is to enter house refuse Row fermentation process, complex process, equipment performance requires that higher and biodegradable condition is restricted.Landfill need to build big face Long-pending landfill yard, the later stage also needs to handle percolate, invests, maintenance cost is big but also deposits the secondary pollution risk of filtrate seepage. Waste incineration typically uses fire grate type incinerator.The problem of burning mode is present be:Efficiency of combustion is relatively low;Ash is discharged with fire grate Slag, incineration temperature is relatively low;Because the species of relative refuse is different, water content is different and the difference of burning regulation, ignition temperature is Fluctuation, it is impossible to rubbish is burnt completely;Relatively low incineration temperature is also easy to produce pernicious gas, especially dioxin.
The content of the invention
The utility model is above-mentioned not enough there is provided one kind is simple in construction in order to overcome, and incineration firing completely, can be with pollution-free row The house refuse put directly heats poor gasification kiln.
In order to realize foregoing invention purpose, the technical solution of the utility model is as follows:
A kind of house refuse directly heats poor gasification kiln, including kiln body, charging aperture, snakelike heat supply conduit, blast pipe plus Hot device, air blower, temperature measurer, discharge port and charcoal pond;The upper end of described kiln body is provided with charging aperture;Described heater is arranged at The lower end of kiln body;Described snakelike heat supply conduit is arranged in body of heater, and the lower end of snakelike heat supply conduit is connected with heater, snakelike The top of heat supply conduit is connected with blast pipe;Described snakelike heat supply conduit is provided with stomata A;Set below described heater There is air blower;The inwall of described kiln body is provided with temperature measurer;The discharge port is arranged at kiln body bottom;Described charcoal pond is set In the outside of kiln body, it is connected with discharge port;Described blast pipe is located at the top of kiln body;Described blast pipe is provided with exhaust Valve.
Above-described house refuse directly heats poor gasification kiln, is additionally provided with accumulation of heat circulation pipe;Described accumulation of heat circulation One end of pipe is connected with the top of snakelike heat supply conduit, the air inlet connection of the other end and air blower;Described accumulation of heat circulation pipe It is provided with stomata B;Described accumulation of heat circulation pipe is provided with filter screen with being connected the air inlet of air blower.
As a further improvement, above-described air blower is provided with air flow sensor.According to kiln Invivo oxyger-supply ratio Setting value, control air blower air inflow.
As a further improvement, above-described heater is electromagnetic induction heater or Globar heating element.
As a further improvement, above-described kiln body bottom is provided with isolation workplace;Described heater and air blower It is arranged in isolation workplace;Shutter is additionally provided with described isolation workplace;Described shutter be installed on air blower with Between heater.Isolating workplace can be effectively heat-insulated to heater and air blower progress, extends its service life;Shutter can To control the size of air quantity.
It is preferred that, the top of above-described isolation workplace is provided with slope;The relatively low one end in described slope, which is located at, unloads Material mouth side.
As a further improvement, the bottom of above-described kiln body is ramped shaped;The bottom of described kiln body it is relatively low one End is located at discharge port side.
As a further improvement, being provided with gate at above-described discharge port.
As a further improvement, the top in above-described charcoal pond is provided with spray thrower.Spray thrower can be accelerated in charcoal pond Breeze accelerate cooling.
As a further improvement, the top of above-described kiln body is additionally provided with automatic discharge opening.Set on automatic discharge opening There is air flow sensor, according to the oxygen supply of setting ratio, a small amount of waste gas produced when kiln body is worked can be by automatic exhaust Mouth discharge.
During work, house refuse enters from the charging aperture at the top of kiln body, and the heat that heater is produced is in air blower and snakelike Distributed in the presence of heat supply conduit in kiln body interior circulation, it is different with the height of kiln body, different temperature ranges are generated, are lived Rubbish is sequentially completed during decline to be dried, is carbonized, and forms combustible and fuel gas;Air is supplied from kiln body bottom Enter, after being mixed with partial fume, make the reduction of mixed gas oxygen concentration, further improving fuel gas temperature makes it exceed itself Self-ignition point temperature, carries out oxygen deprivation gasification, and combustion and accumulation of heat, and the heat for producing flue gas using burning accelerates the dried carbon of house refuse Change process, when kiln body reaches the temperature of setting, heater is automatically stopped work, and kiln body is entered according to the program of setting oxygen supply ratio Row oxygen supply, exhaust work, while forming high-temperature gasification burning accumulation of heat;Formed using the heat that itself is produced in kiln body in kiln body Dual firing chamber, proceeds oxygen deprivation gasification, and combustion;Last garbage carbon is drawn off from discharge port, and a small amount of gas is from the exhaust at the top of kiln body Pipe is discharged.
Relative to prior art, the utility model has the advantage that and had the beneficial effect that:
1st, after the utility model is heated by heater, then with heat storage type by flue gas heat recovery, with kiln body The garbage carbon and fuel gas for being digested carbonization carry out oxygen deprivation gasification, and combustion, in the superposition of the self heat of kiln temperature Under, realize the second-time burning of rubbish and produce a large amount of heat energy, high-temperature flue gas waste heat is reclaimed to greatest extent, enable measures to fill Divide and recycle, it is not necessary to add auxiliary fuel, the purpose of energy-conservation has been reached in the presence of combustion with meagre oxygen.
2nd, the stomata B on the stomata A and accumulation of heat circulation pipe that the utility model passes through snakelike heat supply conduit carries out high-temperature flue gas Injection, forms high velocity smoke air-flow and oxygenation Air Entrainment backflow so that the second-time burning of rubbish is oxygen deprivation gasification, and combustion, Burning is abundant, fundamentally inhibits NOxGeneration;The fuel gas that rubbish digestion is produced burns completely, and the thermal efficiency is high.
3rd, the utility model keeps being in 1100 DEG C -1400 DEG C in kiln body under the collective effect of heater and temperature measurer Design temperature, fundamentally inhibit the generation of dioxin, reached free of contamination effect.
3rd, the accumulation of heat circulation pipe that the utility model is provided with can make full use of the high-temperature flue gas in kiln, when kiln temperature reaches The work of heater can be stopped during setting value, the heat effectively collected using combustion with meagre oxygen improves energy utilization rate;In accumulation of heat Circulation pipe is provided with filter screen, can be to being filtered into the flue gas that air blower is recycled, it is to avoid a small amount of in flue gas Influence of the grain thing to air blower.
4th, the isolation workplace that the utility model is provided with can effectively protect heater and air blower, improve making for equipment Use the life-span;The shutter being provided with can effectively control the air force of air blower, adapt to different operating modes.
5th, the utility model is provided with spray thrower on charcoal pond, accelerates the cooling removal process of garbage carbon, facilitates secondary add Work is utilized.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
1- kiln bodies, 2- temperature measurers, 3- slopes, 4- isolation workplaces, 5- air blowers, 6- filter screens, 7- discharge ports, 8- charcoals pond, 9- spray throwers, 10- heaters, 11- snake type conduits, 12- stomatas A, 13- accumulation of heat circulation pipe, 14- stomatas B, 15- charging aperture, 16- Blast pipe, 17- air bleeding valves, 18- automatic discharge openings, 19- air flow sensor.
Embodiment
The utility model is described further below in conjunction with the accompanying drawings.
Embodiment 1:
A kind of house refuse directly heats poor gasification kiln, including kiln body 1, charging aperture 15, snakelike heat supply conduit 11, exhaust Pipe 16, heater 10, air blower 5, temperature measurer 2, discharge port 7 and charcoal pond 8.The upper end of kiln body 1 is provided with charging aperture 15, heater 10 The lower end of kiln body 1 is arranged at, snakelike heat supply conduit 11 is arranged in body of heater, lower end and the heater 10 of snakelike heat supply conduit 11 connect Connect, the top of snakelike heat supply conduit 11 is connected with blast pipe 16.Snakelike heat supply conduit 11 is provided with stomata A12, heater 10 Lower section is provided with air blower 5.Described heater 10 is electromagnetic induction heater.Air blower 5 is provided with air flow sensor 19, According to kiln Invivo oxyger-supply than setting value, air flow sensor coordinate air blower on Valve controlling air blower air inflow. The inwall of kiln body 1 is provided with temperature measurer 2.Discharge port 7, which is arranged at the bottom of kiln body 1, discharge port 7, is provided with gate.Described charcoal pond 8 The outside of kiln body 1 is arranged at, is connected with discharge port 7.The top in charcoal pond 8 is provided with spray thrower 9.Described blast pipe 16 is located at kiln body 1 top, blast pipe 16 is provided with air bleeding valve 17.The top of kiln body 1 is additionally provided with automatic discharge opening 18.Set on automatic discharge opening There is air flow sensor, according to the oxygen supply of setting ratio, a small amount of waste gas produced when kiln body is worked can be by automatic exhaust Mouth discharge.The bottom of kiln body 1 is ramped shaped;One end that the bottom of described kiln body 1 is relatively low is located at the side of discharge port 7.
During work, house refuse enters from the charging aperture 15 at the top of kiln body 1, and the heat that heater is produced is in the He of air blower 5 Distributed in the presence of snakelike heat supply conduit 11 in kiln body interior circulation, it is different with the height of kiln body 1, generate different humidity provinces Between, house refuse is sequentially completed during decline to be dried, is carbonized, and forms combustible and fuel gas;Air is from kiln body 1 Bottom is fed, after being mixed with partial fume, makes the reduction of mixed gas oxygen concentration, and further improving fuel gas temperature surpasses it Itself self-ignition point temperature is crossed, oxygen deprivation gasification, and combustion is carried out, the heat for producing flue gas using burning accelerates the dried carbon of house refuse Change process, when kiln body 1 reaches the temperature of setting, heater 10 is automatically stopped work, and kiln body is according to the journey for setting oxygen supply ratio Sequence carries out oxygen supply, exhaust work, while forming high-temperature gasification burning;Utilize the interior heat itself produced the shape in kiln body of kiln body 1 Into dual firing chamber, proceed oxygen deprivation gasification, and combustion;Last garbage carbon is drawn off from discharge port 7, and a small amount of gas is at the top of kiln body Blast pipe 16 is discharged.
Embodiment 2:
A kind of house refuse directly heats poor gasification kiln, including kiln body 1, charging aperture 15, snakelike heat supply conduit 11, exhaust Pipe 16, heater 10, air blower 5, temperature measurer 2, discharge port 7 and charcoal pond 8.The upper end of kiln body 1 is provided with charging aperture 15, the bottom of kiln body 1 Portion is provided with isolation workplace 4.Heater 10 is arranged at the lower end of kiln body 1, and snakelike heat supply conduit 11 is arranged in body of heater, snakelike to supply The lower end of heat pipe 11 is connected with heater 10, and the top of snakelike heat supply conduit 11 is connected with blast pipe 16.Snakelike heat supply conduit 11 are provided with stomata A12, and the lower section of heater 10 is provided with air blower 5.Described heater 10 and air blower 5 is arranged at isolation work In 4 between work;Shutter is additionally provided with described isolation workplace 4;Described shutter be installed on air blower 5 and heater 10 it Between, shutter can control the size of air quantity.
Described heater 10 is Globar heating element.Air blower 5 is provided with air flow sensor 19, according to kiln body Interior oxygen supply than setting value, air flow sensor coordinate air blower on Valve controlling air blower air inflow.Kiln body 1 it is interior Wall is provided with temperature measurer 2.Discharge port 7, which is arranged at the bottom of kiln body 1, discharge port 7, is provided with gate.The top of isolation workplace 4 is set There is slope 3;The relatively low one end in described slope 3 is located at the side of discharge port 7.Described charcoal pond 8 is arranged at the outside of kiln body 1, with Discharge port 7 is connected.The top in charcoal pond 8 is provided with spray thrower 9.Described blast pipe 16 is located on the top of kiln body 1, blast pipe 16 and set There is air bleeding valve 17.The top of kiln body 1 is additionally provided with automatic discharge opening 18.Air flow sensor, root are provided with automatic discharge opening According to the oxygen supply ratio of setting, a small amount of waste gas produced when kiln body is worked can be by automatic discharge opening discharge.
The house refuse directly heats poor gasification kiln and is additionally provided with accumulation of heat circulation pipe 13;The one of described accumulation of heat circulation pipe 13 End is connected with the upper end of snakelike heat supply conduit 11, and the other end is connected with the air inlet of air blower 5;On described accumulation of heat circulation pipe 13 Provided with stomata B14;High-temperature flue gas injection is carried out by the stomata B on the stomata A and accumulation of heat circulation pipe of snakelike heat supply conduit, formed High velocity smoke air-flow and oxygenation Air Entrainment backflow so that the second-time burning of rubbish is oxygen deprivation gasification, and combustion, burning is abundant, Fundamentally inhibit NOxGeneration;The fuel gas that rubbish digestion is produced burns completely, and the thermal efficiency is high.Accumulation of heat circulation pipe 13 with The air inlet for connecting air blower 5 is provided with filter screen 6, can be to being filtered into the flue gas that air blower is recycled, it is to avoid Influence of a small amount of particulate matter to air blower in flue gas.
During work, house refuse enters from the charging aperture 15 at the top of kiln body 1, and the heat that heater 10 is produced is in air blower 5 Distributed with the presence of snakelike heat supply conduit 11 in kiln body interior circulation, it is different with the height of kiln body, generate different temperature Interval, house refuse is sequentially completed during decline to be dried, is carbonized, and forms combustible and fuel gas;Air is from kiln Body bottom is fed, after being mixed with partial fume, makes the reduction of mixed gas oxygen concentration, and further improving fuel gas temperature makes it More than itself self-ignition point temperature, oxygen deprivation gasification, and combustion and accumulation of heat are carried out, the heat for producing flue gas using burning accelerates house refuse Drying carbonisation, when kiln body 1 reaches the temperature of setting, heater 10 is automatically stopped work, and kiln body 1 is according to setting oxygen supply The program of ratio carries out oxygen supply, exhaust work, while forming high-temperature gasification burning accumulation of heat;Utilize the heat that itself is produced in kiln body 1 Amount forms dual firing chamber in kiln body, proceeds oxygen deprivation gasification, and combustion;Last garbage carbon is drawn off from discharge port 7, a small amount of gas Discharged from the blast pipe 16 at the top of kiln body.

Claims (10)

1. a kind of house refuse directly heats poor gasification kiln, it is characterised in that:Including kiln body(1), charging aperture(15), it is snakelike supply Heat pipe(11), blast pipe(16), heater(10), air blower(5), temperature measurer(2), discharge port(7)With charcoal pond(8);It is described Kiln body(1)Upper end be provided with charging aperture(15);Described heater(10)It is arranged at kiln body(1)Lower end;Described is snakelike Heat supply conduit(11)It is arranged in body of heater, snakelike heat supply conduit(11)Lower end and heater(10)Connection, snakelike heat supply conduit (11)Top and blast pipe(16)Connection;Described snakelike heat supply conduit(11)It is provided with stomata A(12);Described heater (10)Lower section be provided with air blower(5);Described kiln body(1)Inwall be provided with temperature measurer(2);The discharge port(7)Set In kiln body(1)Bottom;Described charcoal pond(8)It is arranged at kiln body(1)Outside, with discharge port(7)Connection;Described blast pipe (16)Located at kiln body(1)Top;Described blast pipe(16)It is provided with air bleeding valve(17).
2. house refuse according to claim 1 directly heats poor gasification kiln, it is characterised in that:It is additionally provided with accumulation of heat circulation Pipe(13);Described accumulation of heat circulation pipe(13)One end and snakelike heat supply conduit(11)Upper end connection, the other end and air blower (5)Air inlet connection;Described accumulation of heat circulation pipe(13)It is provided with stomata B(14);Described accumulation of heat circulation pipe(13)With connecting Connect air blower(5)Air inlet be provided with filter screen(6).
3. poor gasification kiln is directly heated according to any described house refuse of claim 1 or 2, it is characterised in that:Described Air blower(5)It is provided with air flow sensor(19).
4. house refuse according to claim 1 directly heats poor gasification kiln, it is characterised in that:Described heater (10)For electromagnetic induction heater or Globar heating element.
5. house refuse according to claim 1 directly heats poor gasification kiln, it is characterised in that:Described kiln body(1) Bottom is provided with isolation workplace(4);Described heater(10)And air blower(5)It is arranged at isolation workplace(4)It is interior;Described Isolate workplace(4)Inside it is additionally provided with shutter;Described shutter is installed on air blower(5)With heater(10)Between.
6. house refuse according to claim 5 directly heats poor gasification kiln, it is characterised in that:Described isolation work Between(4)Top be provided with slope(3);Described slope(3)Relatively low one end is located at discharge port(7)Side.
7. house refuse according to claim 1 directly heats poor gasification kiln, it is characterised in that:Described kiln body(1) Bottom be ramped shaped;Described kiln body(1)The relatively low one end in bottom be located at discharge port(7)Side.
8. house refuse according to claim 1 directly heats poor gasification kiln, it is characterised in that:Described discharge port (7)Place is provided with gate.
9. house refuse according to claim 1 directly heats poor gasification kiln, it is characterised in that:Described charcoal pond(8) Top be provided with spray thrower(9).
10. house refuse according to claim 1 directly heats poor gasification kiln, it is characterised in that:Described kiln body(1) Top be additionally provided with automatic discharge opening(18).
CN201720087656.0U 2017-01-23 2017-01-23 House refuse directly heats poor gasification kiln Expired - Fee Related CN206600819U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720087656.0U CN206600819U (en) 2017-01-23 2017-01-23 House refuse directly heats poor gasification kiln

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720087656.0U CN206600819U (en) 2017-01-23 2017-01-23 House refuse directly heats poor gasification kiln

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Publication Number Publication Date
CN206600819U true CN206600819U (en) 2017-10-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106678822A (en) * 2017-01-23 2017-05-17 广西威荣环保科技有限公司 Household refuse direct heating oxygen-deficient gasification kiln

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106678822A (en) * 2017-01-23 2017-05-17 广西威荣环保科技有限公司 Household refuse direct heating oxygen-deficient gasification kiln

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GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20171031

Termination date: 20210123

CF01 Termination of patent right due to non-payment of annual fee