CN207622027U - Industrial waste destructive gasifying is pyrolyzed disposal system - Google Patents

Industrial waste destructive gasifying is pyrolyzed disposal system Download PDF

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Publication number
CN207622027U
CN207622027U CN201721345107.5U CN201721345107U CN207622027U CN 207622027 U CN207622027 U CN 207622027U CN 201721345107 U CN201721345107 U CN 201721345107U CN 207622027 U CN207622027 U CN 207622027U
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China
Prior art keywords
furnace
waste
gas
disposal system
tower
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CN201721345107.5U
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Chinese (zh)
Inventor
张志强
纪锡和
蔡伟平
黄小玲
连惠燕
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Xiamen Dongjiang Environmental Protection Technology Co Ltd
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Xiamen Dongjiang Environmental Protection Technology Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/30Technologies for a more efficient combustion or heat usage

Abstract

The utility model discloses a kind of industrial waste destructive gasifyings to be pyrolyzed disposal system, its drip irrigation device includes three pyrolysis gasification furnaces, for receiving solid waste, pyrolytic gasification is carried out to solid waste, include furnace body and be set to sidewall of the furnace body side for conveying the furnace gas pipeline of furnace gas, be provided with furnace gas valve on the furnace gas pipeline;Spray burner, including three access ports being connect respectively with furnace gas pipeline one end and an exit for heating furnace gas to be discharged;Combustion furnace, including exhaust gas input port and waste liquid input port, exhaust gas input port pipeline are connected to the exit of spray burner;Liquid waste tank provides waste liquid for storing waste liquid, and by waste drains pump to waste liquid input port;Waste-heat oven exports the waste heat of flue gas for obtaining combustion furnace;Smoke eliminator exports flue gas for purification waste heat stove, and the utility model has the utilization rate of lifting system, to improve the effect of garbage treatment efficiency.

Description

Industrial waste destructive gasifying is pyrolyzed disposal system
Technical field
The utility model is related to field of garbage disposal, and more specifically it is related at a kind of industrial waste destructive gasifying pyrolysis Set system.
Background technology
Currently, the Chinese patent that notification number is CN106765155A discloses at a kind of urban garbage disposal factory oversize Set system, including refuse pyrolysis gasification furnace, dual firing chamber, waste heat boiler, steam turbine, condenser, cooling tower, water circulating pump, condensation Water pump, oxygen-eliminating device, feed pump, half dry type remove acid tower, bag filter, air-introduced machine and chimney.
It is similar to above-mentioned refuse disposal system in the prior art, when handling rubbish, is first turned on pyrolysis gasification furnace, it will Rubbish fills up pyrolysis gasification furnace, then closes pyrolysis gasification furnace, and heating is burnt away the refuse;After rubbish is reduced, it is again turned on pyrolysis Gasification furnace adds rubbish, and in the process, other devices except pyrolysis gasification furnace can not be in the state of full utilization, from And garbage treatment efficiency is reduced to a certain extent.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of industrial waste destructive gasifying heat Disposal system is solved, the utilization rate of lifting system is the advantage is that, to improve garbage treatment efficiency.
To achieve the above object, the utility model provides following technical solution:A kind of industrial waste destructive gasifying pyrolysis Disposal system, including:
Three pyrolysis gasification furnaces carry out pyrolytic gasification for receiving solid waste to solid waste, include furnace body and setting It is placed in the furnace gas pipeline for conveying furnace gas of sidewall of the furnace body side, furnace gas valve is provided on the furnace gas pipeline;
Spray burner, including three access ports and one connected respectively far from the pyrolysis gasification furnace one end connecting with furnace gas pipeline A exit for heating furnace gas to be discharged;
Combustion furnace, including exhaust gas input port and waste liquid input port, exhaust gas input port pipeline are connected to connecing for spray burner Outlet;
Liquid waste tank provides waste liquid for storing waste liquid, and by waste drains pump to waste liquid input port;
Waste-heat oven, pipeline are connected to the delivery outlet of combustion furnace, and the waste heat of flue gas is exported for obtaining combustion furnace;
Smoke eliminator, pipeline are connected to the delivery outlet of waste-heat oven, and flue gas is exported for purification waste heat stove.
By using above-mentioned technical proposal, after rubbish enters refuse disposal system, it is dosed to three heat respectively first Gasification furnace is solved, can directly start pyrogenation and carbonization after one of pyrolysis gasification furnace feeds, by furnace gas pipeline to spray Burner exports the furnace gas that pyrogenation and carbonization generates.And due to being provided with three pyrolysis gasification furnaces;It therefore can be when one of pyrolysis Gasification furnace is in when feeding intake state, and other two pyrolysis gasification furnaces can be continuously spray burner and provide furnace gas.
It can adjust and enter by the opening and closing of regulating stove air valve additionally, due to furnace gas valve is provided on furnace gas pipeline The quantity of furnace gas pipeline can be entered by spraying in burner, furnace gas in spray burner is entered to reduce to a certain extent Amount promotes duration of the furnace gas in spraying burner so that furnace gas burns in spraying burner can more fully.Combustion furnace receives simultaneously The waste liquid in the furnace gas and liquid waste tank of burner output is sprayed, while further burning furnace gas, burning disposal also is carried out to waste liquid, The more overall treatment to carrying out.And after combustion furnace processing, waste-heat oven absorbs the waste heat generated in flue gas and utilizes again, cigarette Air purifying apparatus will be discharged after gas cleaning.To substantially reduce the pollution that rubbish generates.
Therefore in conclusion the setting for passing through three pyrolysis gasification furnaces and liquid waste tank so that in spray burner and combustion furnace To persistently there are furnace gas or waste liquid to enter so that spray burner and combustion furnace can be continuously in compared with high usage, to a certain degree On accelerate the speed of garbage disposal.
The utility model is further arranged to:The pyrolysis gasification furnace further includes being set to feeding port at the top of furnace body, hinge The feeding cover being connected on feeding port for closing feeding port and the material lid motor for driving the feeding cover to close or open;Institute State the cast hopper that connection is fed intake by hopper motor to feeding port on feeding port.
By using above-mentioned technical proposal, the solid waste in cast hopper is passed through by the throwing at the top of furnace body by hopper motor Material mouth enters in pyrolysis gasification furnace;And after filling up rubbish in pyrolysis gasification furnace, by expecting that lid motor drives feeding cover closing. It realizes that the auto feed of pyrolysis gasification furnace improves whole the degree of automation to whole, also improves adding for pyrolysis gasification furnace Expect speed.
The utility model is further arranged to:The pyrolysis gasification furnace further includes the ash hole for being set to bottom of furnace body, hinge It is connected to ash hole and goes out tepetate and tepetate motor for driving the feeding cover to close or open for close ash hole, it is described It is provided with ash slot on the lower section ground of pyrolysis gasification furnace.
By using above-mentioned technical proposal, after pyrolysis gasification furnace is pyrolyzed, tepetate, energy are opened out by tepetate motor It is enough that quickly the lime-ash for being pyrolyzed generation in pyrolysis gasification furnace is discharged in ash slot or is moved in the trolley in ash slot.From And the ash discharge speed after pyrolysis gasification furnace pyrolysis is improved, the efficiency of further lifting system entirety.
The utility model is further arranged to:It is connected with pressure fan on the pyrolysis gasification furnace and is sent into air for adjusting The air valve of size, the combustion furnace close on spray burner side and are provided with temperature detecting part for detect the in-furnace temperature that burns Part;The temperature detection part is connect with the air valve signal;When furnace gas temperature in temperature detection part detection combustion furnace Degree reduces, then control air valve increases is open into gas;When furnace gas temperature raising in temperature detection part detection combustion furnace, then Control air valve reduces to be open into gas.
By using above-mentioned technical proposal, the big of the air capacity in pyrolysis gasification furnace is sent by air valve regulation pressure fan It is small.Increase when entering the air capacity in pyrolysis gasification furnace, the medium of burning increases, and the temperature in pyrolysis gasification furnace just increases.Cause This according to furnace gas temperature feedback regulation air valve by the furnace gas temperature by detecting air inlet side in combustion furnace, and entering gas Openings of sizes realizes the automatic adjustment to pyrolysis temperature in pyrolysis gasification furnace and stability contorting.
The utility model is further arranged to:Further include water softener, the water outlet of the water softener by waste heat water pump with Waste-heat oven connects.
By using above-mentioned technical proposal, water softener reduces original water hardness, to achieve the purpose that softening of water to avoid Carbonate generates scale formation in pipeline, container, boiler, to improve the physical life of waste-heat oven.
The utility model is further arranged to:The smoke eliminator includes sequentially connected chilling neutralizing tower, drying Tower, after-treatment tower, bag filter, air-introduced machine, scrubbing tower and chimney.
By using above-mentioned technical proposal, chilling neutralizing tower by for flue gas cool-down and be added lye neutralize, avoid two evils The generation again of English, and dried by drying tower, it in after-treatment tower and adsorbs, bag filter dedusting, finally by air inducing Machine is removed from scrubbing tower and chimney.To realize the purification to flue gas allround fastness, the amount of harmful substances from flue gases is reduced It is extremely minimum.
The utility model is further arranged to:Bypass pipe, the side are provided between the after-treatment tower and air-introduced machine By-passing valve is provided on siphunculus;Pressure detecting part is connected on the combustion furnace, the pressure detecting part is believed with by-passing valve Number connection, when the pressure detecting part detection numerical value be more than preset first pressure value when, will control by-passing valve open.
By using above-mentioned technical proposal, when by-passing valve is opened, flue gas can be direct from after-treatment tower by bypass pipe It enters in air-introduced machine, the step for skip over bag filter, flue gas is promoted in flue gas purification system processing speed with this Degree, to reduce the pressure of combustion furnace, prevents pressure value in combustion furnace excessively high.
The utility model is further arranged to:It is provided at the top of the combustion furnace when the pressure detecting part testing number Value is more than the safety valve opened when preset second pressure value, and second pressure value is more than first pressure value.
By using above-mentioned technical proposal, safety valve is opened when pressure value is more than second pressure value in combustion furnace, that is, is worked as After by-passing valve opening, burning furnace pressure is opened when not reducing still, when safety valve opening can be to the fast prompt drop of combustion furnace Pressure is further promoted to combustion furnace protective effect.
The utility model is further arranged to:In the chilling and several lye conveying jet pipes are distributed in inner wall of tower, described In chilling and tower bottom is equipped with leakage fluid dram, and the chilling neutralizing tower is externally provided with lye water circulation tank, the lye water circulation tank one Side is provided with the alkali liquor inlet for connecting the leakage fluid dram, and the lye water circulation tank other side is provided with the connection lye conveying The lye export of jet pipe.
By using above-mentioned technical proposal, the lye being discharged from leakage fluid dram is followed by external lye water circulation tank Ring is practical so that the lye not being neutralized completely can also utilize again, further increase the utilization rate of lye.
The utility model is further arranged to:The exit of the chimney is provided with the online prison for detecting chimney smoke Survey device.
By using above-mentioned technical proposal, on-Line Monitor Device can to being detected in the flue gas that is discharged in chimney, from And reminded when discharge flue gas impurity content is unqualified, it is adjusted according to testing result convenient for staff.
In conclusion the utility model has the following advantages:
1, the industrial waste in cast hopper is automatically added to by hopper motor in pyrolysis gasification furnace, accelerates disposed of in its entirety Speed;
2, it is subsequent spray burner conveying furnace gas that multiple pyrolysis gasification furnace durations, which are arranged, to improve the utilization of spray burner Rate carrys out the processing speed of lifting system entirety;
3, flue gas reduces in flue gas through a large amount of purifying step such as supercooling, neutralization, drying, absorption in objectionable impurities Amount.
Description of the drawings
Fig. 1 is the structure diagram of the present embodiment;
Fig. 2 is the process structure figure that the present embodiment highlights incinerator;
Fig. 3 is the process structure figure that the present embodiment highlights smoke eliminator.
Reference sign:1, storage device;11, cast hopper;111, hopper motor;12, liquid waste tank;121, waste liquid Pump;2, incinerator;21, pyrolysis gasification furnace;210, furnace gas pipeline;211, furnace body;212, feeding port;213, feeding cover;214、 Expect lid motor;216, ash hole;217, go out tepetate;218, tepetate motor;219, furnace gas valve;22, burner is sprayed;221, second-time burning Machine;23, combustion furnace;230, temperature detection part;231, pressure detecting part;232, safety valve;3, residual heat using device;31、 Waste-heat oven;4, smoke eliminator;41, chilling neutralizing tower;42, drying tower;421, returning face plate;422, drying heater;43, two Secondary treating column;431, baffle;432, niter ash bucket;433, activated carbon bucket;44, bag filter;441, hot-blast stove;442, it enters the wind Valve;45, air-introduced machine;46, scrubbing tower;47, chimney;48, by-passing valve;49, on-Line Monitor Device;5, soft water provides device;51, soft Hydrophone;52, softened water tank;53, waste heat water pump;54, softened water pump;6, ash slot;70, pressure fan;71, air valve;72, secondary gas Valve;73, air compressor;81, chilling nozzle;82, chilling water tank;83, spray pump;84, shower valve;85, hydraulic pressure detects table; 91, lye water circulation tank;92, partition board;93, lye conveys jet pipe;94, NaOH solution circulating pump.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment, a kind of industrial waste destructive gasifying pyrolysis disposal system, as shown in Figure 1, including for holding waste Storage device 1, the incinerator 2 for being burned to waste, the waste heat profit for generating heat in flue gas after utilization burning With device 3 and for the smoke eliminator 4 of waste material in purifying smoke.
As shown in Fig. 2, wherein storage device 1 includes cast hopper 11 for holding solid waste and for holding liquid again The liquid waste tank 12 of waste material.
As shown in Fig. 2, incinerator 2 includes sequentially connected pyrolysis gasification furnace 21, spray burner 22 and combustion furnace 23.Pyrolysis Gasification furnace 21 is connect with cast hopper 11, receives solid waste, by heating destructive distillation, generates lime-ash and furnace gas;Wherein lime-ash is direct It is discharged from pyrolysis gasification furnace 21, and furnace gas sequentially enters in spray burner 22 and combustion furnace 23 and carries out second-time burning.And it burns Stove 23 also connect with liquid waste tank 12 other than receiving furnace gas and receives liquid waste, and burned.
As shown in Fig. 2, specifically, the quantity of pyrolysis gasification furnace 21 be three, three pyrolysis gasification furnaces 21 respectively with feed intake 11 connection of bucket.Pyrolysis gasification furnace 21 includes furnace body 211, is set to the feeding port 212 at 211 top of furnace body, is articulated with feeding port 212 On feeding cover 213 for closing feeding port 212 and the material lid motor 214 for driving the feeding cover 213 to close or open. It is connected between feeding port 212 and cast hopper 11 for solid waste in cast hopper 11 to be delivered to the material in feeding port 212 Struggle against motor 111, and hopper motor 111 can be conveyed by way of conveyer belt or helical feed, be selected in the present embodiment Conveyer belt mode conveys.The solid waste in cast hopper 11 is passed through into the feeding port at 211 top of furnace body by hopper motor 111 212 enter in pyrolysis gasification furnace 21;And after filling up solid waste in pyrolysis gasification furnace 21, by expecting that lid motor 214 drives Feeding cover 213 is closed.It realizes that the auto feed of pyrolysis gasification furnace 21 improves whole the degree of automation to whole, is also promoted The charging rate of pyrolysis gasification furnace 21.
As shown in Fig. 2, further, pyrolysis gasification furnace 21 further includes the ash hole 216 of 211 bottom of furnace body, is articulated with out Grey mouth 216 be used for close ash hole 216 go out tepetate 217 and for drive the feeding cover 213 close or open tepetate electricity Machine 218;And it is provided with ash slot 6 on the lower section ground of pyrolysis gasification furnace 21.After pyrolysis gasification furnace 21 is pyrolyzed, pass through ash Lid motor 218 opens out tepetate 217, can the lime-ash that pyrolysis generates in pyrolysis gasification furnace 21 be quickly discharged to ash slot 6 In or be moved in the trolley in ash slot 6.To improve the ash discharge speed after 21 carbonization of pyrolysis gasification furnace, into The efficiency of one step lifting system entirety.
As shown in Fig. 2, the furnace gas pipeline 210 for conveying furnace gas is also both provided on three pyrolysis gasification furnaces 21, and It is both provided with furnace gas valve 219 on three furnace gas pipelines 210.Spray burner 22 connects with what furnace gas pipeline 210 was connect respectively including three Entrance, be set to spray burner 22 in for furnace gas carry out reheating second-time burning machine 221 and one for be discharged heating The exit of furnace gas.Three furnace gas pipelines 210 convey furnace gas to spray burner 22 respectively, after second-time burning machine 221 heats, by connecing Outlet is drained into combustion furnace 23.
As shown in Fig. 2, by the opening and closing of regulating stove air valve 219, can adjust to enter in spray burner 22 can enter stove The quantity of feed channel 210 promotes furnace gas and is spraying to reduce the amount for entering furnace gas in spray burner 22 to a certain extent Duration in burner 22 so that furnace gas burns in spraying burner 22 can more fully.
As shown in Fig. 2, the quantity of liquid waste tank 12 is two, it is connected in combustion furnace 23 by waste solution channel, and two Liquid waste tank 12 provides power by two waste drains pumps 121 in parallel.And close on the side in combustion furnace 23 in waste solution channel It is connected with the nozzle for stretching into 23 middle part of combustion furnace.Therefore two waste drains pumps 121 in parallel provide power, when one of damage Afterwards, remaining another can also provide the power of conveying.Waste liquid is sprayed in combustion furnace 23 additionally, due to nozzle, is increased useless Spray area between liquid and combustion furnace 23 has further speeded up the firing rate of waste liquid.
As shown in Fig. 2, the side connection in addition closing on combustion furnace 23 in waste solution channel is provided with the air pressure of compressed air Contracting machine 73 so that enter in the waste liquid in incinerator and be mixed into air, further speed up the firing rate of waste liquid.
As shown in Fig. 2, combustion furnace 23 includes the furnace gas entrance for the side for being set to bottom and is set to the side at top Exhanst gas outlet, therefore furnace gas needs to carry out movement from the bottom to top when by combustion furnace 23, increases furnace gas in combustion furnace 23 The time of burning so that burn more abundant.
As shown in Fig. 2, in addition to control enters the temperature that the furnace gas in combustion furnace 23 is in setting, in combustion furnace 23 The side for closing on furnace gas entrance is connected with temperature detection part 230, passes through air-supply in spray burner 22 and three pyrolysis gasification furnaces 21 Pipeline is connected to pressure fan 70, and is connected on the branch road of the air supply duct in the connection of three pyrolytic gasifications and is sent into sky for adjusting The air valve 71 of gas size is connected on the branch road for the air supply duct that spray burner 22 connects and is sent into air size for adjusting Secondary air valve 72.By the way that temperature detection part 230 is connect with three air valves 71 and 72 signal of secondary air valve respectively.When Temperature detection part 230 detects temperature in combustion furnace 23 and reduces, and control air valve 71 increases to be open into gas;Work as temperature detection part Temperature rise in 230 detection combustion furnaces 23, control air valve 71 increases to be open into gas.
As shown in Fig. 2, being adjusted by air valve 71 and secondary air valve 72, pressure fan 70 is sent into pyrolysis gasification furnace 21 and spray is fired The size of air capacity in stove 22.Increase when entering the air capacity in pyrolysis gasification furnace 21, the medium of burning increases, pyrolytic gasification Temperature in stove 21 just increases;It is on the contrary then reduce.Therefore by by detect combustion furnace 23 in air inlet side furnace gas temperature, And gas openings of sizes is entered according to furnace gas temperature feedback regulation air valve 71, realize in pyrolysis gasification furnace 21 pyrolysis temperature from Dynamic adjusting and stability contorting.
As shown in Fig. 2, simultaneously in order to which the furnace gas air pressure size ensured in combustion furnace 23 will not be excessively high, the one of combustion furnace 23 Side is provided with pressure detecting part 231;Simplified purifying step is provided through in smoke eliminator 4, it is net to accelerate flue gas The by-passing valve 48 for changing speed is provided with safety valve 232 at the top of combustion furnace 23.Wherein since to be set to flue gas net for by-passing valve 48 Makeup is set in 4, therefore only describes principle below, and the specific connection structure of by-passing valve 48 describes together with smoke eliminator 4.
As shown in Fig. 2, 231 signal of pressure detecting part is connected to by-passing valve 48 and safety valve 232.And in pressure detecting portion The first pressure value and second pressure value as pressure detecting threshold value are previously provided in part 231, wherein second pressure value is more than First pressure value.When pressure detecting part 231, which detects numerical value, is more than first pressure value, by-passing valve 48 will be opened by control, be added Fast purification speed of the flue gas in smoke eliminator 4, accelerates the flue gas emission in combustion furnace 23.And work as pressure detecting part When 231 detection numerical value are more than second pressure value, i.e., after by-passing valve 48 is opened, when pressure does not reduce still in combustion furnace 23. Safety valve 232 will be opened by control so that flue gas is directly removed from safety valve 232.To the reduction of blood pressure in high-speed of combustion furnace 23, into one Step is promoted to 23 protective effect of combustion furnace.
As shown in Fig. 2, residual heat using device 3 is waste-heat oven 31, pipeline is connected to the exhanst gas outlet of combustion furnace 23, passes through heat It exchanges, the heat for exporting flue gas is transmitted outward, transmission heat is carried out by water in the present embodiment, allow the water of incoming waste-heat oven 31 Stream is converted into vapor discharge in the case where heat is transmitted.
As shown in Fig. 2, in order to provide for the water needed for 21 destructive distillation of water and pyrolysis gasification furnace of heat transmission in waste-heat oven 31 It flows, further includes thering is soft water to provide device 5 in the present embodiment.Specifically, soft water provides device 5 is connected to outside certainly including input terminal The water softener 51 of water is connected to 51 output end of water softener for storing the softened water tank 52 of soft water, driving softened water tank for providing Two waste heat water pumps 53 in parallel that soft water in 52 is moved in waste-heat oven 31 and for provide drive it is soft in softened water tank 52 Water is moved to the softened water pump 54 in pyrolysis gasification furnace 21.
As shown in Fig. 2, water softener 51 reduces original water hardness, to achieve the purpose that softening of water to avoid carbonate from existing Pipeline, container, boiler generate scale formation, to improve the physical life of pyrolysis gasification furnace 21 and waste-heat oven 31.
As shown in figure 3, smoke eliminator 4 includes sequentially connected chilling neutralizing tower 41, drying tower 42, after-treatment tower 43, bag filter 44, air-introduced machine 45, scrubbing tower 46 and chimney 47.Chilling neutralizing tower 41 is by for flue gas cool-down and being added alkali Liquid neutralizes, and avoids the generation again of dioxin, and is dried by drying tower 42, in after-treatment tower 43 and adsorbs, bag-type dust 44 dedusting of device is removed finally by air-introduced machine 45 from scrubbing tower 46 and chimney 47.To realize to the net of flue gas allround fastness Change, the amount of harmful substances from flue gases is reduced to minimum.
As shown in figure 3, specifically, the top of chilling neutralizing tower 41 is provided with chilling nozzle 81,81 pipeline of chilling nozzle connects It is connected to external chilling water tank 82, and there are two spray pumps 83 in parallel to be responsible for providing from chilling water tank 82 to chilling nozzle 81 Power, while being also associated on the pipeline that chilling nozzle 81 and chilling water tank 82 connect the spray for controlling nozzle water yield Valve 84 and hydraulic pressure detection table 85 for detecting hydraulic pressure, therefore the flue gas for entering chilling neutralizing tower 41 is sprayed by chilling nozzle 81 Water can effectively reduce the temperature of flue gas.
As shown in figure 3, multiple lye, which are distributed with, at the middle part of chilling neutralizing tower 41 simultaneously conveys jet pipe 93, chilling neutralizing tower 41 bottoms are equipped with leakage fluid dram, and chilling neutralizing tower 41 is externally provided with lye water circulation tank 91;91 side of lye water circulation tank is provided with company The alkali liquor inlet of the leakage fluid dram is connect, the lye that 91 other side of lye water circulation tank is provided with connection lye conveying jet pipe 93 goes out Mouthful, convey three groups of NaOH solution circulating pumps 94 in parallel being provided between the lye export of jet pipe for providing circulation power.Lye Water circulation tank 91 can be built by concrete, and be provided with polylith barrier height between alkali liquor inlet and lye export and stepped up Partition board 92 remove the precipitation in drain to increase the leakage fluid dram drain time static in lye water circulation tank 91.In addition it is The purity of lye in lye water circulation tank 91 is promoted, the side that lye export is closed in lye water circulation tank 91 can directly add Add lye.Therefore lye is sprayed by the flue gas to cooling, the acid in flue gas is neutralized;And by recycling lye to reach Lye is Ke Xunhuanliyong.
As shown in figure 3, drying tower 42 is connected to the bottom of chilling neutralizing tower 41, and include dry heat in drying tower 42 Device 422 and returning face plate 421, drying heater 422 promote the temperature in drying tower 42, and returning face plate 421 is to entering in drying tower 42 Flue gas obstructed, duration of the flue gas in drying tower 42 is promoted, so as to further to flue gas drying.
As shown in figure 3, the bottom of after-treatment tower 43 and it is connected to side of the drying tower 42 far from chilling neutralizing tower 41, and The outlet of after-treatment tower 43 is set to top side, passes through the niter ash bucket 432 and activity with outside in after-treatment tower 43 Charcoal bucket 433 connects, and after-treatment is carried out to dry flue gas by adding calcium hydroxide and activated carbon.Simultaneously in after-treatment tower 43 Inner wall on be also staggeredly equipped with baffle 431 to increase gas residence time so that flue gas can fully react.
As shown in figure 3, being provided with bypass pipe between after-treatment tower 43 and air-introduced machine 45, by-passing valve 48 is arranged in bypass pipe On;In conjunction with the pressure detecting part 231 in above-mentioned combustion furnace 23, when by-passing valve 48 is opened, flue gas can by bypass pipe from After-treatment tower 43 enters directly into air-introduced machine 45, and the step for skip over bag filter 44, flue gas is promoted with this In flue gas purification system processing speed, to reduce the pressure of combustion furnace 23.
As shown in figure 3, connected by pipeline between bag filter 44 and after-treatment tower 43, and in the pipeline of its connection The break-make of upper setting 442 control pipeline of air inlet valve.In addition hot-blast stove 441 is accessed on bag filter 44, is removed with further increasing Dirt effect.
As shown in figure 3, scrubbing tower 46 and chimney 47 are shared equipment, can be used in conjunction with other processing systems. The exit of wherein chimney 47 is provided with the on-Line Monitor Device 49 for detecting 47 flue gas of chimney, and on-line monitoring system can be examined The content for surveying the flue dust of flue gas, HCl, CO2, CO, NOX, SO2, O2 in chimney 47 obtains every ginseng of flue gas convenient for staff Number.
Therefore in conclusion the setting for passing through three pyrolysis gasification furnaces 21 and liquid waste tank 12 so that spray burner 22 and combustion Burning in stove 23 will persistently have furnace gas or waste liquid to enter so that spray burner 22 and combustion furnace 23 can be continuously in and be used compared with usury Rate accelerates the speed of garbage disposal, and realizes hot transmission by waste-heat oven 31 to a certain extent, and heat in flue gas is carried out It utilizes;Then pass through chilling neutralizing tower 41, drying tower 42, after-treatment tower 43, bag filter 44, air-introduced machine 45, scrubbing tower 46 and chimney 47, it realizes the purification and detection to flue gas, ensures that the flue gas generated is up to standard.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality Within novel design concept, any modification, equivalent replacement, improvement and so on should be included in the protection of the utility model Within the scope of.

Claims (10)

1. a kind of industrial waste destructive gasifying is pyrolyzed disposal system, it is characterised in that:Including:
Three pyrolysis gasification furnaces (21) carry out pyrolytic gasification for receiving solid waste to solid waste, include furnace body (211) and be set to furnace body (211) side wall side for conveying the furnace gas pipeline (210) of furnace gas, the furnace gas pipeline (210) On be provided with furnace gas valve (219);
Spray burner (22), including three connect with furnace gas pipeline (210) far from pyrolysis gasification furnace (21) one end for connect respectively Access port and an exit for heating furnace gas to be discharged;
Combustion furnace (23), including exhaust gas input port and waste liquid input port, exhaust gas input port pipeline are connected to spray burner (22) Exit;
Liquid waste tank (12) provides waste liquid for storing waste liquid, and by waste drains pump (121) to waste liquid input port;
Waste-heat oven (31), pipeline are connected to the delivery outlet of combustion furnace (23), and the waste heat of flue gas is exported for obtaining combustion furnace (23);
Smoke eliminator (4), pipeline are connected to the delivery outlet of waste-heat oven (31), and flue gas is exported for purification waste heat stove (31).
2. industrial waste destructive gasifying according to claim 1 is pyrolyzed disposal system, it is characterised in that:The pyrolytic gasification Stove (21) further includes being set to feeding port (212) at the top of furnace body (211), being articulated on feeding port (212) and feed intake for closing The feeding cover (213) of mouthful (212) and material lid motor (214) for driving the feeding cover (213) to close or open;The throwing The cast hopper (11) that connection is fed intake by hopper motor (111) to feeding port (212) in material mouth (212).
3. industrial waste destructive gasifying according to claim 2 is pyrolyzed disposal system, it is characterised in that:The pyrolytic gasification Stove (21) further includes the ash hole (216) for being set to furnace body (211) bottom, is articulated with ash hole (216) for closing ash hole (216) go out tepetate (217) and for drive the feeding cover (213) close or open tepetate motor (218), the pyrolysis Ash slot (6) is provided on the lower section ground of gasification furnace (21).
4. industrial waste destructive gasifying according to claim 1 is pyrolyzed disposal system, it is characterised in that:The pyrolytic gasification It is connected with pressure fan (70) on stove (21) and for adjusting the air valve (71) for being sent into air size, the combustion furnace (23) is closed on Spray burner (22) side is provided with the temperature detection part (230) for detecting combustion furnace (23) interior temperature;The temperature detection Component (230) is connect with the air valve (71) signal;When the temperature detection part (230) detects combustion furnace (23) interior furnace gas Temperature reduces, then control air valve (71) increases is open into gas;When in the temperature detection part (230) detection combustion furnace (23) Furnace gas temperature increases, then control air valve (71) reduces is open into gas.
5. industrial waste destructive gasifying according to claim 1 is pyrolyzed disposal system, it is characterised in that:It further include water softener (51), the water outlet of the water softener (51) is connect with waste-heat oven (31) respectively by waste heat water pump (53).
6. industrial waste destructive gasifying according to claim 1 is pyrolyzed disposal system, it is characterised in that:The gas cleaning Device (4) include sequentially connected chilling neutralizing tower (41), drying tower (42), after-treatment tower (43), bag filter (44), Air-introduced machine (45), scrubbing tower (46) and chimney (47).
7. industrial waste destructive gasifying according to claim 6 is pyrolyzed disposal system, it is characterised in that:The after-treatment It is provided with bypass pipe between tower (43) and air-introduced machine (45), by-passing valve (48) is provided on the bypass pipe;The combustion furnace (23) pressure detecting part (231) is connected on, the pressure detecting part (231) connect with by-passing valve (48) signal, works as institute When stating pressure detecting part (231) detection numerical value more than preset first pressure value, control by-passing valve (48) is opened.
8. industrial waste destructive gasifying according to claim 7 is pyrolyzed disposal system, it is characterised in that:The combustion furnace (23) peace opened when the pressure detecting part (231) detection numerical value is more than preset second pressure value is provided at the top of Full valve (232), second pressure value are more than first pressure value.
9. industrial waste destructive gasifying according to claim 7 is pyrolyzed disposal system, it is characterised in that:The chilling neutralizes Several lye conveying jet pipes (93) are distributed in tower (41) inner wall, and chilling neutralizing tower (41) bottom is equipped with leakage fluid dram, the urgency Cold neutralizing tower (41) is externally provided with lye water circulation tank (91), and lye water circulation tank (91) side is provided with the connection drain The alkali liquor inlet of mouth, the lye that lye water circulation tank (91) other side is provided with the connection lye conveying jet pipe (93) go out Mouthful.
10. industrial waste destructive gasifying according to claim 6 is pyrolyzed disposal system, it is characterised in that:The chimney (47) exit is provided with the on-Line Monitor Device (49) for detecting chimney (47) flue gas.
CN201721345107.5U 2017-10-18 2017-10-18 Industrial waste destructive gasifying is pyrolyzed disposal system Expired - Fee Related CN207622027U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113000557A (en) * 2021-02-24 2021-06-22 佛山蓝新环保科技研究有限公司 Brown gas pyrolysis hazardous solid waste treatment technology system and application method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113000557A (en) * 2021-02-24 2021-06-22 佛山蓝新环保科技研究有限公司 Brown gas pyrolysis hazardous solid waste treatment technology system and application method thereof

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