CN205146869U - Cities and towns municipal solid waste processing system with blowback sack in multi -deck room removes dust - Google Patents

Abstract

The utility model discloses a cities and towns municipal solid waste processing system with blowback sack in multi -deck room removes dust, including firing burning furnace, raw material conveying equipment, rotary drying furnace, the feeder is connected to the feed inlet that fires burning furnace, and rotary drying furnace is connected for raw material conveying equipment to its characteristics, and mixer's feed inlet is connected to rotary drying furnace's the discharge gate that the furnace end set up, the mixture outlet of churn and the upper feeding port of feeder are connected, fire burning furnace's play flue gas outlet link thermoscope, the throttle ware is connected to the temperature saver, and the flue gas of flow controller output is partly to be used for the stoving to rotary drying furnace's furnace end through the heat transfer pipe -line transportation, and the decomposition ware is received through another draught fan, tobacco pipe to the flue of rotary drying furnace stove tail, the flow controller is connected to the decomposition ware, decomposes the ware and connects the adsorption tower, and the adsorption tower adopts active carbon absorption tower, adsorption tower connection bag collector, bag collector adopts multi -deck room blowback sack pulse dust removal device. Can improve tail gas throughput.

Description

With the urban life solid waste treatment system of many cabins blowback bag-type dust

Technical field

The utility model belongs to urban household waste treatment system field, especially belongs to a kind of urban life solid waste treatment system with many cabins blowback bag-type dust.

Background technology

Environmental problem is one of key factor determining human survival and development.Since the industrial revolution, world industry degree improves day by day, along with production scale and social development, creates a large amount of discarded objects, the most serious with the situation in city.Along with the rapid growth of economy, manufacturing industry development, the level of consumption of people improves constantly, and the solid waste such as industrial refuse and urban solid waste is all in continuous increase.Current China is also lower for the utilization ratio of discarded object, the loss of " renewable resource " is caused to reach 300 ~ 40,000,000,000 every year, wherein the loss that causes of the non-recycling treatment of municipal refuse is up to 20,000,000,000 yuan, and the organic principle (organic solid castoff) in these solid waste can be used as resource is mostly used, utilize all right Substitute For Partial fossil fuel of organic solid castoff, for solution climate warming, promote the sustainable development in pluralism of urban energy Supply Structure, realize national energy-saving reduction of discharging strategic objective tool to be of great significance, as can be seen here, rational clean utilization organic solid castoff, be not only the needs of environmental protection, also be the needs of comprehensive utilization of resources.

Current process organic solid waste mode is roughly divided into landfill, partially recycled, Partial fermentation and thermal treatment etc. are several.Because the efficiency of rubbish thermal treatment is high, volume reduction rate large, the part energy can utilize, and again without the need to taking a large amount of land resource, especially its calorific value improves constantly, and many developed countries all adopt thermal treatment method process solid waste.Be divided into again burning method and pyrolytic gasification method in thermal treatment method, the former technology is comparatively ripe, and latter is the new technology grown up in recent years.Guo etc. find the research of MSW kinetics of combustion: complicated rubbish combustible is generalized into fiber substance and the large class of polymer-like substances two, establishes MSW pyrolysis and combustion Mathematical Modeling, and propose the generative theory that pyrolysis and combustion can suppress dioxin etc.Galvagno and Dai.Etc. the converting mechanism and the technique that have studied damaged tire.Lee etc. by domestic garbage incineration flyash heavy metal specificity analysis, propose heavy metal in the Transport of combustion process and control method.In addition, Wang and Mclachlan have studied burning excitation and the characteristic of MSW derivatived fuel and agricultural wastes respectively.Because the hybrid solid discarded object of yardstick, physical property, calorific value inequality can be changed into Homogeneous phase mixing, the diversified fuel gas of purposes by MSW pyrolytic gasification, and have energy recovery rate high, pollute the advantages such as little, thus pyrolytic gasification technology is widely paid close attention to.

Still there is solid phase (heterogeneous) burning control difficulty and greatly, easily produce the problems such as secondary pollution, calorific value is low, exhaust smoke level is large in current organic solid castoff pyrolytic gasification.

Summary of the invention

The purpose of this utility model is for above-mentioned incinerator shortcoming, propose a kind of practicality comparatively strong, compared with the urban life solid waste treatment system with many cabins blowback bag-type dust of environmental protection.

The purpose of this utility model realizes like this, the described urban life solid waste treatment system with many cabins blowback bag-type dust, comprise combustion furnace, charger, thermostat, flow controller, decomposer, adsorption tower, feedstock transportation equipment, revolution drying oven, mixer and hot transfer canal, described combustion furnace has charging aperture and smoke gas port, the charging aperture of combustion furnace connects charger, it is characterized in that: feedstock transportation equipment connection revolution drying oven, the discharging opening set by burner of revolution drying oven connects the charging aperture of mixer, described mixer comprises mixing drum, charging aperture, compound outlet and agitator, the opening on mixing drum top is charging aperture, the centre of mixing drum is provided with agitator, and the lower openings of mixing drum is compound outlet, and described compound outlet is connected with the upper feeding mouth of charger, the smoke gas port of combustion furnace connects thermostat, and thermostat connects flow controller, and the flue gas part that flow controller exports is transported to the burner of revolution drying oven for drying through hot transfer canal, and the flue of revolution drying oven stove tail receives decomposer through another air-introduced machine, smoke pipe, described flow controller is connected to decomposer, and decomposer connects adsorption tower, and adsorption tower adopts activated carbon adsorber, and adsorption tower connects sack cleaner, and sack cleaner connects an air-introduced machine, and air-introduced machine is connected to the air inlet of combustion furnace through energy gas pipeline, described sack cleaner adopts many cabins blowback cloth bag pulsed dust-removing device, described many cabins blowback cloth bag pulsed dust-removing device comprises upper box body, middle part casing and lower bracket, filter bag is enclosed within filter bag support, card is fixed with at the top seal of middle part casing, card has a plurality of filter vent hole, the filter bag being provided with spring filter bag support under card is positioned at each filter vent hole and covering on outside spring filter bag support, the retractable spring filter bag support that described spring filter bag support adopts elastomeric material to make, be positioned at that each spring filter bag support is arranged with can the counterweight of extension spring filter bag support, each filter bag covers on outside corresponding each spring filter bag support and counterweight, the bracket of filter bags holding filter bag is provided with in the bottom being positioned at middle part casing, bracket of filter bags is connected on the piston-rod lower end of filter bag oscillating cylinder, filter bag oscillating cylinder top is arranged on card, be provided with ash-laden gas import in the side being positioned at middle part casing, ash-laden gas import is connected with adsorption tower through dust constaining valve, flue, in the middle part of being positioned at, be connected with excretion dust funnel below casing, middle part casing and excretion dust funnel are supported by lower bracket, on card, be provided with upper box body, a plurality of filter vent holes that card has can communicate with upper box body and ash-laden gas can be made after sock filtration to filter gas through it and export and lead in upper box body by filtering vent hole, in upper box body, be positioned at the compression gas pipe being provided with on card and arranging separately with card, compression gas pipe is correspondingly provided with nozzle facing to each filter vent hole of card or the filter gas outlet of filter bag, compression gas pipe is connected with air compressor machine or air pump.

Described combustion furnace comprises body of heater, and described body of heater comprises inwall, is covered with flame retardant coating in inwall; Body of heater is provided with charging aperture, and described charger adopts shaftless Rotatruder, and described shaftless Rotatruder comprises reducing motor, screw conveyor shaft or shaftless screw body and upper feeding mouth, and body of heater is provided with air tube connector, thermometer, air gauge and safety valve; Rubbish is delivered to the combustion zone in body of heater by shaftless Rotatruder, and combustion zone surrounding is equipped with 3 igniters, and combustion zone surrounding is distributed with a plurality of air inlet spray head, and its air inlet is connected with energy gas pipeline; On the right side of body of heater, fire door is set, fire door has viewport; Fire grate is provided with bottom combustion zone.

Described decomposer comprises housing, the outlet of decomposer import Sum decomposition device, and housing is provided with sight glass, is provided with netted disc and filters in housing, umbrella flue gas shunting cover is provided with in lower housing portion, have barrier in it, lower housing portion has opening, and opening is provided with butterfly valve and controls; Be provided with spray coil being positioned at the housing below decomposer import, spray coil is provided with spiral nozzle, spray coil is received in decomposition and flow container through pipeline, control valve, water pump, lower housing portion is provided with spherical guard shield net, and backflow water pipe one end is connected on that spherical guard shield is online, the other end is received decompose neutralizer recycling can through pipeline, control valve, water pump.

Solid waste high temperature is burnt by combustion furnace by the utility model, and its heat smoke produced produces the hot water of living for people by thermostat, and heat smoke can also be utilized to dry solid waste, can burn preferably.The utility model makes the harmful substances such as dioxin wherein be removed preferably by flow controller, decomposer etc.; The utility model also adsorbs the harmful substances such as the dioxin in flue gas better by activated carbon adsorber; Useful energy gas in the flue gas obtained through steps such as absorption also can be revert to combustion furnace and burn, to improve the utilization rate of energy gas by the utility model.The utility model also strengthens dust removing effects by many cabins blowback cloth bag pulsed dust-removing device.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is the sectional structure schematic diagram of the combustion furnace in Fig. 1.

Fig. 3 is the structural representation of the shaftless Rotatruder in Fig. 1.

Fig. 4 is the structural representation of the thermostat in Fig. 1.

Fig. 5 is the structural representation of the flow controller in Fig. 1.

Fig. 6 is the structural representation of the decomposer in Fig. 1.

Fig. 6-1 is the A-A cross-sectional view of Fig. 6.

Fig. 6-2 is the B-B cross-sectional view of Fig. 6.

Fig. 7 is the structural representation that sack cleaner in Fig. 1 adopts many cabins blowback cloth bag pulsed dust-removing device.

Fig. 7-1 is provided with spring filter bag support under the card in Fig. 7 being positioned at each filter vent hole and covers on a kind of broken section structure for amplifying schematic diagram of the filter bag outside spring filter bag support.

Detailed description of the invention

Below in conjunction with accompanying drawing, the utility model is described in detail:

As shown in Figure 1, urban life solid waste treatment system with many cabins blowback bag-type dust described in the utility model, comprise combustion furnace 1, charger 2, thermostat 3, flow controller 4, decomposer 5, adsorption tower 6, feedstock transportation equipment 14, revolution drying oven 15, mixer 17 and hot transfer canal 12, described charger 2, thermostat 3, flow controller 4, decomposer 5 and adsorption tower 6 are prior art, described feedstock transportation equipment is prior art, comprise the power lead agency of raw material conveyer belt and conveyer belt, described combustion furnace 1 has charging aperture and smoke gas port, the charging aperture of combustion furnace connects charger 2, charger is used for into solid waste, smoke gas port is used for flue gas, its design feature is: feedstock transportation equipment 14 connects revolution drying oven 15, its effect is as revolution drying oven 15 sent into by house refuse and coal dust raw material etc. solid waste, discharging opening set by revolution drying oven 15 burner connects the charging aperture of mixer 17, solid waste after pulverizing and coal etc. are transported to revolution drying oven through feedstock transportation equipment and dry, the discharging opening of the materials such as the solid waste after oven dry and coal through turning round drying oven 15 enters the charging aperture of mixer 17, described mixer comprises mixing drum 11, charging aperture, compound outlet and agitator 13, the opening on mixing drum 11 top is charging aperture, the centre of mixing drum 11 is provided with agitator 13, the lower openings of mixing drum 11 is compound outlet, described compound outlet is connected with the upper feeding mouth of charger 2, described charger 2 adopts shaftless Rotatruder, the smoke gas port of combustion furnace 1 connects thermostat 3, thermostat 3 can adopt cold-water heat-exchanger, the smoke gas port flue gas out of combustion furnace 1 generally reaches 1,000 more spends, when its temperature after cooling connected by multiple thermostat 3 drops to 200-500 DEG C, at this moment flue gas tentatively removes larger particles material through flow controller 4, and regulate pressure to be transported to the burner of revolution drying oven 15 through hot transfer canal 12 to certain value rear portion, there is provided heat to revolution drying oven 15, dry solid waste in it as house refuse and coal dust raw material, the flue 16 of revolution drying oven 15 stove tail is through another air-introduced machine, decomposer 5 received by smoke pipe, by decomposition neutralizer wherein, the harmful substance in flue gas is removed, described flow controller 4 conjunctive decomposition device 5, decomposer 5 connects adsorption tower 6, adsorption tower 6 connects sack cleaner 7, sack cleaner 7 connects an air-introduced machine 8, air-introduced machine 8 is connected to the air inlet 10 of combustion furnace 1 through energy gas pipeline 9, the flue gas of combustion furnace 1 is through flow controller 4, decomposer 5, adsorption tower 6, gas out after sack cleaner 7 dedusting, its part is ethene, ethane, methane, CO, hydrogen equal energy source gas, these gases can turn back to combustion furnace 1 by energy gas pipeline 9 and burn, the temperature in combustion furnace 1 being made to reach 1,000 spend more, reduce the generation of dioxin-like chemical.Operation principle is: enter combustion furnace 1 after making the mixing of materials such as the solid waste after pulverizing and coal (particle diameter is solid waste and the conny of less than 5 millimeters) by mixer and to burn Heat of Formation flue gas, heat smoke is after the heat exchange of thermostat, revolution drying oven 15 is distributed to as oven dry thermal source by flow controller 4 pressure regulation rear portion, flue gas after oven dry enters decomposer 5, adsorption tower 6, sack cleaner 7 processes, heat smoke remaining in addition directly enters decomposer 5, adsorption tower 6, sack cleaner 7 processes, gas out after process, its part is ethene, ethane, methane, CO, hydrogen equal energy source gas, these gases turn back to combustion furnace 1 through air-introduced machine from energy gas pipeline 9 and burn, reach the recycling of waste heat.Concrete each part description is as follows:

1) combustion furnace, is shown in Fig. 2, and combustion furnace comprises body of heater, and described body of heater comprises inwall 1-1, outer wall, can be waterwall, be covered with flame retardant coating in inwall between inside and outside wall, body of heater is provided with charging aperture, charging aperture connects charger 2, described charger 2 adopts shaftless Rotatruder 1-2, described shaftless Rotatruder 1-2 comprises reducing motor 2-1, screw conveyor shaft or shaftless screw body 2-2 and upper feeding mouth 2-3, body of heater is provided with air tube connector, thermometer, air gauge and safety valve, air tube connector is used for logical air then, rubbish is delivered to the combustion zone in body of heater by shaftless Rotatruder 1-2, combustion zone surrounding is equipped with 3 igniter 1-3, can from three direction igniting, ensure rubbish Thorough combustion, combustion zone surrounding is distributed with a plurality of air inlet spray head, its air inlet 10 is connected with energy gas pipeline 9, when body of heater combustion temperature is inadequate, from then on combustion gas can be passed into or through adsorption tower 6 by air inlet 10, after sack cleaner 7 processes, energy gas is out combustion-supporting, can heating pipe be configured in waterwall, reduce flue-gas temperature, can whole day within 24 hours, gratuitously provide hot water, hot gas freely to use for small-scale production such as heating, have a bath, on the right side of body of heater, fire door is set, fire door has viewport 1-7, be convenient to observe internal-combustion situation, fire grate 1-4 is provided with bottom combustion zone, fire grate is mainly used in holding the rubbish entering combustion zone, be provided with sewage draining exit 1-5 being positioned on the body of heater side above fire grate, be provided with cleaning door 1-6 being positioned on the body of heater side above shaftless Rotatruder 1-2, and regularly the carbon ash after burning is cleared up, be discharged in slag extractor.Be connected with base of furnace body being positioned at the body of heater below fire grate, base of furnace body is connected with slag extractor 1-8, and base of furnace body is the supporting seat of whole combustion furnace, and base of furnace body lower end connects slag extractor, and base of furnace body and slag extractor adopt welding connecting mode.Slag extractor adopts Chain conveyer mode to be discharged outside body of heater by the carbon ash after stove combustion, and slag extractor is prior art.Improve ignition temperature (more than 1200 DEG C), reduce the discharge capacity of dioxin.

2) charger 2: adopt shaftless Rotatruder, see Fig. 3, head is equipped with thrust bearing, the axial force produced when can bear convey materials; Described shaftless Rotatruder 1-2 comprises reducing motor 2-1, screw conveyor shaft or shaftless screw body 2-2 and upper feeding mouth 2-3, and reducing motor connects screw conveyor shaft or shaftless screw body, by rubbish helical feed; Casing is U-shaped, and top adds cover, and bolt connects, convenient for maintaining; U-shaped seat lower end dress abrasion-proof backing block, improve wearability, and reduce noise, shaft end seal designs, water leakage; The compound outlet of described mixer is connected with the upper feeding mouth 2-3 of shaftless Rotatruder 1-2, is joined by compound in shaftless Rotatruder 1-2.

3) thermostat 3: adopt heat exchanger, see Fig. 4, as tubular heat exchanger, the high-temperature flue-gas of discharging in body of heater can be reduced rapidly, dioxin molecule synthesis in effective prevention flue gas, its built-in many condensing agent pipe 3-1, be dislocatedly distributed, cold water enters from the lower end cooling water inlet of thermostat, through flue gas, hot water flows out from the upper end hot water outlet of thermostat, and whole day provides hot water in 24 hours, and hot gas can freely use for small-scale production such as heating, have a bath; Heat exchanger is had in it, heat exchanger can be provided with 83 condensing agent pipe 3-1, lower end is cooling water inlet 3-4, upper end arranges safety-valve, pressure water-thermometer, hot water outlet 3-5, flue gas after the condensing agent pipe 3-1 of heat exchanger carries out heat exchange, out enters flow controller from the outlet 3-3 of thermostat through the import 3-2 of thermostat.

4) flow controller 4: major function is flue gas shunting, see Fig. 5, larger particles material in separating flue, comprise flow controller import 4-1, flow controller outlet 4-2, umbrella flue gas shunting cover, barrier 4-3 and row's particle butterfly valve 4-4, the steel mesh that its upper end filter layer is built-in with 9 layers of 20*20mm filters, and inspection socket and viewport are set, flue gas shunting situation in convenient observation flow controller, lower end base is provided with umbrella flue gas shunting cover, in it, barrier 4-3 that haves three layers is set, reduces flue gas particle and discharge.

5) decomposer 5: major function is fine particulate material in separating flue, is shown in Fig. 6, Fig. 6-1, Fig. 6-2, in and flue gas in harmful substance.Containing harmful substances such as flue dust, sulfur dioxide, nitrogen oxide, hydrogen chloride, dioxin in the flue gas that incineration firing produces, by the decomposition neutralizer of configuration, the harmful substance in flue gas is removed, decomposing neutralizer can be ammoniacal liquor, urea, or acetic acid etc., can control to enter respectively at times with in flow container in decomposition, to utilize in time by control valve.Decomposer 5 comprises housing 5-1, decomposer import 5-5 Sum decomposition device outlet 5-6, housing 5-1 is provided with sight glass, be provided with netted disc 5-2 in housing 5-1 to filter, spray coil can be configured under each netted disc, with netted disc interlaced arrangement, external water pump 5-3 and control valve 5-10 etc., decomposition neutralizer is circulated, umbrella flue gas shunting cover 5-4 is provided with in housing 5-1 bottom, barrier is had in it, reduce flue gas particle to discharge, opening is arranged at housing 5-1 bottom, and opening is provided with butterfly valve and controls; Be provided with spray coil 5-7 being positioned at the housing 5-1 below decomposer import 5-5, spray coil 5-7 is provided with spiral nozzle 5-8, spray coil 5-7 receives in decomposition and flow container through pipeline, control valve 5-10, water pump 5-3, housing 5-1 bottom is provided with spherical guard shield net 5-9, backflow water pipe one end is connected on spherical guard shield net 5-9, the other end is received and decomposed neutralizer recycling can through pipeline, control valve, water pump, to reclaim the decomposition neutralizer utilized.From flow controller 4 flue gas out after decomposer import 5-5, smoke pipe 5-11, filtered by the barrier on netted disc 5-2, spherical guard shield net 5-9, and the effect of decomposition neutralizer that spiral nozzle 5-8 on spray coil 5-7 sprays, containing harmful substances such as flue dust, sulfur dioxide, nitrogen oxide, hydrogen chloride, dioxin in making resulting decomposer 5 remove smoke, then enter adsorption tower from decomposer outlet 5-6.It is control flow by control valve 5-10 and water pump 5-3 that described spiral nozzle 5-8 sprays decomposition neutralizer.

6) adsorption tower 6: adopt activated carbon adsorber, major function is fine particle in separating flue, the steel mesh that adsorption tower is built-in with three layers of 5*5mm filters, and be provided with inspection door, convenient flue gas shunting situation of observing in it, lower end is provided with umbrella flue gas shunting cover, has three layers of barrier in it, reduces flue gas particle and discharges.

7) sack cleaner 7: be prior art, sack cleaner structure is primarily of part compositions such as upper box body, middle part casing, lower part box (ash bucket), soot cleaning system and ash exhausters.The quality of sack cleaner performance, except selecting properly filter pocket material, soot cleaning system plays conclusive effect to sack cleaner.For this reason, ash removal method is one of characteristic distinguishing sack cleaner, is also a ring important during sack cleaner runs.

Above-mentioned sack cleaner 7 can adopt many cabins blowback cloth bag pulsed dust-removing device of the present utility model, see Fig. 7, comprise upper box body 7-1, middle part casing 7-2 and lower bracket 7-3, filter bag is enclosed within filter bag support, its design feature is be fixed with card 7-4 at the top seal being positioned at middle part casing 7-2, the top of middle part casing 7-2 or the side of middle and upper part are provided with ash-laden gas import 7-13, and the dust constaining valve 7-14 that ash-laden gas intake energy controls folding by ash-laden gas cylinder 7-24 covers; In the middle part of being positioned at, be connected with excretion dust funnel 7-16 below casing 7-2, middle part casing and excretion dust funnel are supported by lower bracket 7-3; The excretion dust bell mouth of excretion dust funnel 7-16 is covered by the dust door 7-17 being controlled folding by dust cylinder 7-25, and below dust door, have dust material screw machine 7-18, dust material screw machine is prior art products; Upper box body 7-1 is installed on card 7-4, a plurality of filter vent hole 7-5 that card has can communicate with upper box body, the compression gas pipe 7-19 being provided with on card 7-4 and arranging separately with card is positioned in upper box body 7-1, compression gas pipe is correspondingly provided with nozzle 7-23 facing to each filter vent hole 7-5 of card or the filter gas outlet of filter bag, and compression gas pipe 7-19 is connected with air compressor machine or air pump 7-20; Be provided with the clean gas covered by the clean valve 7-22 of clean valve cylinder 7-15 control folding at upper box body top and export 7-21.

The top seal of middle part casing is fixed with card 7-4, card has a plurality of filter vent hole 7-5, the filter bag 7-7 being provided with filter bag support under card is positioned at each filter vent hole and covering on outside filter bag support, the retractable spring filter bag support 7-6 that described filter bag support adopts elastomeric material to make, the filter gas outlet of described filter bag communicates with the filter vent hole 7-5 that corresponding position on card has or makes one, be positioned at that each spring filter bag support 7-6 is arranged with can the counterweight 7-10 of extension spring filter bag support, each filter bag covers on outside corresponding each spring filter bag support and counterweight, the bracket of filter bags 7-11 that can hold filter bag is provided with in the bottom being positioned at middle part casing, bracket of filter bags is connected on the piston-rod lower end of filter bag oscillating cylinder 7-12, filter bag oscillating cylinder top is arranged on card 7-4.Spring filter bag support 7-6 in described filter bag 7-7, the fixing of filter bag 7-7 and card 7-4 can adopt following form, certainly the form of currently available technology can also be adopted, as: card is provided with filter bag fixing hole and spring filter bag support fixing hole, filter bag fixing hole and spring filter bag support fixing hole can be same holes, or concentric holes, but filter bag fixing hole is larger and be make the cannelure concentric with spring filter bag support fixing hole than spring filter bag support fixing hole, each spring filter bag support fixing hole on card is provided with spring filter bag support, during concrete installation, 1) when filter bag fixing hole and spring filter bag support fixing hole are same holes, through adopting after the filter bag fixing hole of card, to have the upper shed pushing down filter bag with the pressing plate of the same large small holes of filter bag fixing hole then fixing with screw etc. in the upper shed of filter bag (namely filtering gas outlet), fix on the bore edges that the upper end being now positioned at the spring filter bag support of filter bag can be fixed on spring filter bag support fixing hole and together with the filter bag being positioned at filter bag fixing hole edge, spring filter bag support fixing hole is used for by the filter gas after sock filtration, filter gas after sock filtration is through spring filter bag support fixing hole, filter bag fixing hole and enter in upper box body with large hole on filter bag fixing hole pressing plate of a size, 2) when filter bag fixing hole and spring filter bag support fixing hole are concentric holes, but filter bag fixing hole is larger and filter bag fixing hole makes the cannelure concentric with spring filter bag support fixing hole than spring filter bag support fixing hole, through adopting after cannelure, to have the upper shed pushing down filter bag with the pressing plate of the same large small holes of spring filter bag support fixing hole or filter bag fixing hole then fixing with screw etc. in the upper shed of now filter bag, on the bore edges that the upper end of the spring filter bag support now in filter bag is fixed on spring filter bag support fixing hole and across an annular groove wall between spring filter bag support fixing hole and the filter bag fixing hole of ring channel structures, both do not communicate, 3) anatomical connectivity as shown in Fig. 7-1 can also be adopted, at the filter gas outlet of filter bag 7-7, two elastic ring 7-8 are installed, annular slot is formed between two elastic ring 7-8, this annular slot is stuck in the filter vent hole 7-5 on card 7-4, the filter gas outlet of filter bag is strutted with a flexible arc torsion spring 7-9, the loop of flexible arc torsion spring 7-9 can strut the filter gas outlet of filter bag, the crotch of top can push down the top edge of filter bag 7-7, and the loop of flexible arc torsion spring 7-9 can fix the upper end of spring filter bag support 7-6.The retractable spring filter bag support that described spring filter bag support 7-6 adopts elastomeric material to make, spring filter bag support 7-6 can stretch up and down as spring, each spring filter bag support 7-6 lower end or bottom are provided with the counterweight 7-10 of extension spring filter bag support, filter bag 7-7 is had at each spring filter bag support 7-6 and counterweight 7-10 overcoat, the bracket of filter bags 7-11 that can hold filter bag 7-7 is provided with in the bottom or bottom that are positioned at middle part casing 7-2, bracket of filter bags 7-11 is connected on the piston-rod lower end of filter bag oscillating cylinder 7-12, filter bag oscillating cylinder 7-12 top is arranged on card 7-4, filter bag oscillating cylinder makes its piston rod move up and down by air pump or air compressor machine and drives bracket of filter bags to move up and down, drive filter bag to move up and down simultaneously, filter bag moves up and spring filter bag support pressurized is compressed, after piston rod moves down, now spring filter bag support by the gravity double action of spring force itself and counterweight return, drive filter bag drops down return, ash-laden gas import 7-13 is provided with in the upper side of middle part casing 7-2, the dust constaining valve 7-14 that ash-laden gas import controls folding by ash-laden gas cylinder covers, can closure or openness dust constaining valve by controlling ash-laden gas cylinder, the ash-laden gas transported from adsorption tower behind the door when unlatching ash-laden gas can carry out follow-up filter bag dedusting in casing in the middle part of the ash-laden gas of many cabins blowback cloth bag pulsed dust-removing device described in the utility model be entered by ash-laden gas import 7-13 behind the door, below the bottom or bottom of middle part casing 7-2, airtight being connected with drains dust funnel 7-16, the bottom of casing, middle part or bottom and excretion dust funnel are supported by lower bracket 7-3, the excretion dust bell mouth of excretion dust funnel 7-16 is covered by the dust door 7-17 being controlled folding by dust cylinder, can closure or openness dust door by dust cylinder, dust material screw machine 7-18 is had, by dust material screw machine dust output processing below dust door, airtight on card 7-4 upper box body 7-1 is installed, in upper box body 7-1, to be positioned on card certain distance to be separately provided with compression gas pipe 7-19, the filter gas outlet of each filter vent hole 7-5 or filter bag that face card 7-4 of compression gas pipe is provided with nozzle 7-23, compression gas pipe 7-19 is connected with air compressor machine or air pump 7-20 through blowback air control valve, is provided with the clean gas covered by the clean valve 7-22 of clean valve cylinder control folding exports 7-21 at upper box body 7-1 top.When filter bag and outer wall dust thereof will be removed, turn off clean gas outlet 7-21, ash-laden gas import 7-13 and the bell mouth of excretion dust (export away from clean gas to avoid dust, ash-laden gas import turns back to adsorption tower), the gases at high pressure that now can be produced by air compressor machine or air pump lead in compression gas pipe 7-19 through blowback air control valve, then correspondingly each filter bag inner chamber is blown by the filter vent hole 7-5 of each nozzle 7-23 on it on card 7-4, the dust being attached to filter bag and outer wall thereof is made to depart from filter bag, the dust departed from after filter bag drops in the excretion dust bell mouth in lower bracket, can also by air pump or air compressor machine, the piston rod of filter bag oscillating cylinder be moved up and down and drive bracket of filter bags to move up and down further, drive filter bag to move up and down (shake effect occurs) simultaneously, filter bag moves up and spring filter bag support pressurized is compressed, after piston rod moves down, now spring filter bag support by the gravity double action of spring force itself and counterweight return, drive filter bag drops down return, when above-mentioned filter bag moves up and down, filter bag produces folding shake, the dust be bonded on filter bag wall is then made to come off better, pass through blowing action, the dust being attached to filter bag wall is made to depart from filter bag, the dust departing from filter bag drops in the excretion dust bell mouth in lower bracket, when removing terminate, can open dust door, then through dust material screw machine dust output processing.Above-mentioned filter bag oscillating cylinder 7-12, ash-laden gas cylinder 7-24, dust cylinder 7-25 and clean valve cylinder 7-15 all can adopt commercially available product cylinder, and the oil cylinder of equivalent technologies also can be adopted to replace.

Many cabins blowback cloth bag pulsed dust-removing device described in the utility model is as the deduster of the subsequent segment of adsorption tower, filter bag adopts fire-retardant filter bag better, the top of casing, middle part or the ash-laden gas import that is provided with of the side of middle and upper part are connected with adsorption tower through dust constaining valve, flue, and a plurality of filter vent holes that card has can communicate with upper box body and ash-laden gas can be made after sock filtration to filter gas through it export and lead in upper box body by filtering vent hole; During its work, gas after absorption tower adsorbs enters in the casing of middle part through ash-laden gas behind the door by ash-laden gas import, the clean gas then in flue gas exports to go out from the filter vent hole of card through the filter gas of filter bag inner chamber, spring filter bag support and filter bag clearance space, filter bag and to be provided with clean gas that the clean valve that controls folding by clean valve cylinder covers through upper box body top and to export and discharge; And dust is blocked by filter bag, a part is bonded on filter bag wall, and major part drops in the excretion dust bell mouth in lower bracket, can open dust door, then through dust material screw machine dust output processing; Be bonded at dust on filter bag wall to be moved up and down by bracket of filter bags and reach shake and depart from filter bag wall, reach in the excretion dust bell mouth that dust is dropped in lower bracket through blowback air again, can open dust door, then through dust material screw machine dust output processing.

Claims (3)

1. the urban life solid waste treatment system with many cabins blowback bag-type dust, comprise combustion furnace (1), charger (2), thermostat (3), flow controller (4), decomposer (5), adsorption tower (6), feedstock transportation equipment (14), revolution drying oven (15), mixer (17) and hot transfer canal (12), described combustion furnace (1) has charging aperture and smoke gas port, the charging aperture of combustion furnace connects charger (2), it is characterized in that: feedstock transportation equipment (14) connects revolution drying oven (15), the discharging opening set by burner of revolution drying oven (15) connects the charging aperture of mixer (17), described mixer comprises mixing drum (11), charging aperture, compound outlet and agitator (13), the opening on mixing drum (11) top is charging aperture, the centre of mixing drum (11) is provided with agitator (13), the lower openings of mixing drum (11) is compound outlet, and described compound outlet is connected with the upper feeding mouth of charger (2), the smoke gas port of combustion furnace (1) connects thermostat (3), thermostat (3) connects flow controller (4), the burner that the flue gas part that flow controller (4) exports is transported to revolution drying oven (15) through hot transfer canal (12) is used for drying, and the flue (16) of revolution drying oven (15) stove tail receives decomposer (5) through another air-introduced machine, smoke pipe, described flow controller (4) is connected to decomposer (5), decomposer (5) connects adsorption tower (6), adsorption tower (6) adopts activated carbon adsorber, adsorption tower (6) connects sack cleaner (7), sack cleaner (7) connects an air-introduced machine (8), and air-introduced machine (8) is connected to the air inlet (10) of combustion furnace (1) through energy gas pipeline (9), described sack cleaner (7) adopts many cabins blowback cloth bag pulsed dust-removing device, described many cabins blowback cloth bag pulsed dust-removing device comprises upper box body, middle part casing and lower bracket, filter bag is enclosed within filter bag support, card is fixed with at the top seal of middle part casing, card has a plurality of filter vent hole, the filter bag being provided with spring filter bag support under card is positioned at each filter vent hole and covering on outside spring filter bag support, the retractable spring filter bag support that described spring filter bag support adopts elastomeric material to make, be positioned at that each spring filter bag support is arranged with can the counterweight of extension spring filter bag support, each filter bag covers on outside corresponding each spring filter bag support and counterweight, the bracket of filter bags holding filter bag is provided with in the bottom being positioned at middle part casing, bracket of filter bags is connected on the piston-rod lower end of filter bag oscillating cylinder, filter bag oscillating cylinder top is arranged on card, be provided with ash-laden gas import in the side being positioned at middle part casing, ash-laden gas import is connected with adsorption tower through dust constaining valve, flue, in the middle part of being positioned at, be connected with excretion dust funnel below casing, middle part casing and excretion dust funnel are supported by lower bracket, on card, be provided with upper box body, a plurality of filter vent holes that card has can communicate with upper box body and ash-laden gas can be made after sock filtration to filter gas through it and export and lead in upper box body by filtering vent hole, in upper box body, be positioned at the compression gas pipe being provided with on card and arranging separately with card, compression gas pipe is correspondingly provided with nozzle facing to each filter vent hole of card or the filter gas outlet of filter bag, compression gas pipe is connected with air compressor machine or air pump.

2. the urban life solid waste treatment system with many cabins blowback bag-type dust according to claim 1, it is characterized in that: described combustion furnace comprises body of heater, described body of heater comprises inwall, is covered with flame retardant coating in inwall; Body of heater is provided with charging aperture, and described charger adopts shaftless Rotatruder, and described shaftless Rotatruder comprises reducing motor, screw conveyor shaft or shaftless screw body and upper feeding mouth, and body of heater is provided with air tube connector, thermometer, air gauge and safety valve; Rubbish is delivered to the combustion zone in body of heater by shaftless Rotatruder, and combustion zone surrounding is equipped with 3 igniters, and combustion zone surrounding is distributed with a plurality of air inlet spray head, and its air inlet is connected with energy gas pipeline; On the right side of body of heater, fire door is set, fire door has viewport; Fire grate is provided with bottom combustion zone.

3. the urban life solid waste treatment system with many cabins blowback bag-type dust according to claim 1 and 2, it is characterized in that: described decomposer comprises housing, the outlet of decomposer import Sum decomposition device, housing is provided with sight glass, be provided with netted disc in housing to filter, umbrella flue gas shunting cover is provided with in lower housing portion, have barrier in it, lower housing portion has opening, and opening is provided with butterfly valve and controls; Be provided with spray coil being positioned at the housing below decomposer import, spray coil is provided with spiral nozzle, spray coil is received in decomposition and flow container through pipeline, control valve, water pump, lower housing portion is provided with spherical guard shield net, and backflow water pipe one end is connected on that spherical guard shield is online, the other end is received decompose neutralizer recycling can through pipeline, control valve, water pump.