WO2017173850A1 - 一种生活垃圾处理装置 - Google Patents

一种生活垃圾处理装置 Download PDF

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Publication number
WO2017173850A1
WO2017173850A1 PCT/CN2016/111451 CN2016111451W WO2017173850A1 WO 2017173850 A1 WO2017173850 A1 WO 2017173850A1 CN 2016111451 W CN2016111451 W CN 2016111451W WO 2017173850 A1 WO2017173850 A1 WO 2017173850A1
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filter
garbage
treatment device
domestic
substance
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PCT/CN2016/111451
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English (en)
French (fr)
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李伟波
马晋
高琼
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深圳华云环保科技发展有限公司
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Publication of WO2017173850A1 publication Critical patent/WO2017173850A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
    • B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
    • C10L5/00—Solid fuels
    • C10L5/40—Solid fuels essentially based on materials of non-mineral origin
    • C10L5/46—Solid fuels essentially based on materials of non-mineral origin on sewage, house, or town refuse
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/10—Biofuels, e.g. bio-diesel
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E50/00—Technologies for the production of fuel of non-fossil origin
    • Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel

Definitions

  • the application relates to the field of garbage disposal, and in particular to a domestic waste treatment device.
  • domestic mainstream domestic waste treatment devices are landfill, incineration, and diversification.
  • the landfill method not only occupies a large amount of land resources, but also causes serious secondary pollution to the land and groundwater; due to poor classification of domestic waste, the calorific value of the material used for incineration power generation is too low, the power generation efficiency is low, and the dioxin produced by incineration Serious pollution of the air poses a threat to people's life and health; diversification is to sort the domestic garbage and then process the various items, but the existing sorting method does not completely classify the garbage, and its resource utilization The rate is not high, so the existing domestic waste treatment methods still need further improvement.
  • the technical problem to be solved by the present application is that the existing domestic garbage disposal technology is immature, and the efficiency of resource conversion and utilization is low.
  • the present application provides a domestic garbage disposal device, comprising: a bag breaking machine, a magnetic separator, a vortex machine, a ball mill, a dissolving filter, a press filter, a dryer, a gasifier, and an internal combustion engine;
  • the bag breaking machine is used for breaking the baggage of domestic garbage to make the garbage fall out;
  • the magnetic separator is used for magnetic separation processing of domestic garbage to select a magnetic substance
  • the vortex machine is used for vortex sorting treatment of domestic garbage to select a metal substance
  • the ball mill is used for ball milling the domestic garbage after the selection of the magnetic substance and the metal substance to obtain a powdery organic substance and a granular inorganic substance;
  • the dissolving filter is used for dissolving and filtering the powdery organic matter and the particulate inorganic substance to obtain an organic solution
  • the press filter is used for performing a pressure filtration concentration treatment on an organic solution to obtain a cake-like organic matter and waste water;
  • the dryer is used for drying the cake-like organic matter to obtain garbage-derived fuel and exhaust gas;
  • the gasifier is used for pyrolysis and gasification of a garbage-derived fuel to generate a combustible gas
  • the internal combustion engine is used to generate combustion of a combustible gas.
  • the domestic waste treatment device further includes a wastewater treatment device connected to the press filter, the wastewater treatment device including a flocculation settler, a sand filter, and an activated carbon filter; :
  • the flocculation settler is used for adding a flocculating agent to the wastewater for flocculation and sedimentation treatment;
  • the sand filter is used for filtering waste water after flocculation and sedimentation treatment
  • the activated carbon filter is used for filtering activated carbon filtered by sand and gravel.
  • the domestic waste treatment device further includes an exhaust gas treatment device connected to the dryer, the exhaust gas treatment device comprising: a granite water film dust collector, a wet electrostatic precipitator, a biological scrubber And an ozone generator; among them,
  • waste water film dust remover and the wet electrostatic precipitator are used for dedusting and removing particulate matter
  • the biological washing tower is used for desulfurizing and denitrating the exhaust gas after removing the particulate matter to remove the odor;
  • the ozone generator is used to oxidatively decompose the exhaust gas after removing the odor to remove sulfides and nitrogen oxides.
  • the dissolving filter comprises a grid decontaminator and a sand separator separated in sequence;
  • the grille decontamination machine is used for removing water-insoluble floating objects
  • the sand separator is used to filter water-insoluble precipitates.
  • the dryer is a tumble dryer with a guide fin plate disposed on the barrel wall.
  • the beneficial effect of the specific embodiment of the present application is that the domestic garbage disposal device provided by the embodiment can set the multi-stage processing device to sort the domestic garbage into useful substances in multiple stages, and recycle and reuse the useful materials, thereby improving the utilization of the useful materials. Conversion rate of resources, treated garbage reaches clean emissions The standard meets the requirements of environmental protection. At the same time, the domestic garbage disposal device has low cost and simple process flow, and effectively realizes the treatment of harmless, reduced and resourced domestic garbage.
  • FIG. 1 is a schematic structural diagram of a domestic garbage processing apparatus according to an embodiment of the present application.
  • FIG. 2 is a process flow diagram of a domestic garbage processing apparatus according to an embodiment of the present application.
  • the present application provides a domestic garbage processing device, which comprises a bag breaking machine 1, a magnetic separator 2, a vortex machine 3, a ball mill 4, a dissolving filter 5, a press filter 6, and drying.
  • the bag breaking machine 1 is used for baggage disposal of domestic garbage, so that the garbage is scattered;
  • the magnetic separator 2 is used for magnetic separation processing of domestic garbage to select a magnetic substance
  • the vortex machine 3 is used for vortex sorting treatment of domestic garbage to select a metal substance
  • the ball mill 4 is used for ball milling the domestic garbage after selecting the magnetic substance and the metal substance to obtain a powdery organic substance and a granular inorganic substance;
  • the dissolving filter 5 is used for dissolving and filtering the powdery organic matter and the particulate inorganic material to obtain an organic solution, and the dissolving filter 5 includes a grid decontamination machine 51 and a sand separator 52 connected in sequence;
  • the grid decontaminator 51 is used to remove water-insoluble floats;
  • the sand separator 52 is used to filter water-insoluble precipitates.
  • the press filter 6 is used for performing a pressure filtration concentration treatment on an organic solution to obtain a cake-like organic matter and wastewater;
  • the dryer 7 is used for drying the cake-shaped organic matter to obtain a garbage-derived fuel and an exhaust gas.
  • the dryer 7 is a drum type dryer, and the tube wall is provided with a guide fin plate, which can be dried. After the garbage-derived fuel is sent out smoothly to the dryer.
  • the gasification furnace 8 is configured to pyrolyze and gasify a waste-derived fuel to generate a combustible gas
  • the internal combustion engine 9 is for combusting a combustible gas to generate electricity.
  • the domestic waste treatment device further includes a wastewater treatment device 10 connected to the press filter 6, the wastewater treatment device 10 including a flocculation settler 101, a sand filter 102, and an activated carbon filter. 103; where:
  • the flocculation settler 101 is used for adding a flocculating agent to the waste water for flocculation and sedimentation treatment; the sand filter 102 is used for filtering the waste water after the flocculation and sedimentation treatment; the activated carbon filter 103 is used for The waste water after sand and gravel filtration is subjected to activated carbon filtration.
  • the domestic waste treatment device further includes an exhaust gas treatment device 11 connected to the dryer 7, and the exhaust gas treatment device 11 includes a grit water film dust remover 111, a wet electrostatic precipitator 112, and a living body. a washing tower 113 and an ozone generator 114; wherein
  • the waste water membrane dust remover 111 and the wet electrostatic precipitator 112 are used for dedusting and removing particulate matter from the exhaust gas; the biological scrubber 113 is used for desulfurizing and denitrating the exhaust gas after removing the particulate matter to remove odor; the ozone The generator 114 is used to oxidatively decompose the exhaust gas after removing the odor to remove sulfides and nitrogen oxides.
  • the domestic garbage is poured into the garbage storage tank, and the domestic garbage is sent to the broken by the plate feeder.
  • the bag machine 1 breaks the bag and disperses the domestic garbage, and then sends it into the magnetic separator 2 to select a magnetic material, such as a magnet, a waste battery, etc.; the domestic garbage after the magnetic separation is then subjected to the vortex machine 3 to select the metal substance.
  • a magnetic material such as a magnet, a waste battery, etc.
  • the domestic garbage after the magnetic separation is then subjected to the vortex machine 3 to select the metal substance.
  • copper, aluminum, etc., metals such as copper and aluminum will become catalysts for the formation of dioxins under high-temperature combustion conditions.
  • the separation of metal materials will not only facilitate the recycling of metal resources, but also facilitate the sorting process. Smooth progress;
  • Organic matter such as kitchen waste will be ground into powder, no
  • machine material such as cloth piece and gravel will be ground into pellets, and the particle size of the granular inorganic substance after ball milling treatment is ⁇ 8 mm;
  • the powdery organic substance and the particulate inorganic substance are placed in the dissolution filter 5 to be dissolved, and a water-insoluble floating substance, a water-insoluble precipitate, and an organic substance solution are obtained, which are insoluble in water by the grill decontamination machine 51.
  • Floating matter after passing through the sand separator 52, filtering the water-insoluble precipitate to obtain an organic solution, the main substance of the water-insoluble floating material being plastic, which can be crushed, granulated, and modified into a recycled material.
  • the main substance of the water-insoluble precipitate is sandstone, which can be made into cement brick or landfill; the part of water which dissolves the powdery organic matter and the granular inorganic substance comes from the water in the domestic garbage milled in the ball mill 4, and the other part comes from
  • the waste water recovered in the later step which is used in the waste water treatment of the waste water membrane dust remover 111, is heated by the high-temperature exhaust gas to 60 ° C in the dust removal process, the water temperature can dissolve the powdery organic matter better, and at the same time, the plastic has Very good cleaning effect;
  • the organic solution is poured into a press filter 6 for pressure filtration and concentration treatment, and the concentrate after the press filtration is a cake-like organic substance having a high organic content, and the liquid after the press filtration is waste water, and the solid content in the waste water is ⁇ 50 mg/l;
  • the cake-shaped organic matter is put into the dryer 7 for dehydration and drying, and the cake-shaped organic matter after drying can be made into a garbage-derived fuel, and the size of the fuel is ensured in the manufacture to be uniform, which is favorable for burning more fully in later use, the baking
  • the dry treatment adopts a tumble dryer, and the wall of the cylinder is provided with a guide fin plate;
  • the garbage-derived fuel is placed in the gasification furnace 8 for thermal decomposition gasification treatment, and the operation efficiency and safety of the gasification furnace 8 are ensured. After the flammable gas is obtained, the flammable gas is separately subjected to dust removal and tar removal treatment to obtain purification. Flammable gas;
  • the purified combustible gas is sent into the internal combustion engine 9 for combustion and power generation, and the high-temperature flue gas generated by the combustion is sent to the dryer 7 for drying the cake-shaped organic matter to provide thermal energy;
  • the wastewater generated in this process will be treated by the wastewater treatment device 10, which is connected to the press filter 6, which in turn comprises: a flocculation settler 101, a sand filter 102 and an activated carbon filter 103, due to the presence of waste water
  • the solid matter, biochemical oxygen demand and chemical oxygen demand content are both high, and it is necessary to first add flocculant to the flocculant by flocculation settler 101, and then pass through the sand filter 102 and the activated carbon filter 103, after being filtered by activated carbon.
  • the water quality can reach the third-level discharge standard for sewage treatment, and it can be directly discharged or recycled. If higher water quality is required, an ultrafiltration filter device can be added after the activated carbon is filtered;
  • the exhaust gas generated in the process will be processed by the exhaust gas treatment device 11, and the exhaust gas treatment device 11 is connected to the dryer 7, which in turn comprises: a granite water film dust remover 111, a wet electrostatic precipitator 112, and a biological scrubber 113.
  • the ozone generator 114 the exhaust gas is first removed by the waste water membrane dust remover 111 and the wet electrostatic precipitator 112, the water in the granite water film dust remover 111 is from the recovered wastewater, and then subjected to desulfurization and denitration through the biological scrubber 113.
  • the biological scrubbing tower 113 contains a biological deodorizing liquid, and finally oxidatively decomposes and removes sulfides and nitrogen oxides by the ozone generator 114.
  • the exhaust gas treated by the above process can be colorless and odorless, and the particulate matter content is ⁇ 10mg/m 3 , in line with smoke-free, odorless environmental emission standards.
  • the process flow chart shown in FIG. 2 is a process flow diagram of the preferred domestic garbage disposal device of the present embodiment.
  • the domestic garbage disposal device provided by the embodiment divides the domestic garbage into useful substances through multiple stages, and recycles and reuses the useful materials, thereby improving the conversion rate of the resources, and at the same time, the treated garbage reaches the standard of clean discharge. To meet the requirements of environmental protection, we have realized the treatment of harmless, reduced and resourced domestic garbage.

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  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Chemistry (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

一种生活垃圾处理装置，包括依次连接的：破袋机(1)、磁选机(2)、涡流机(3)、球磨机(4)、溶解过滤器(5)、压榨过滤机(6)、烘干机(7)、气化炉(8)和内燃机(9)，该装置合理的设置多级处理装置，能够将生活垃圾进行多级分选并选出有用物质，且对有用物质进行回收再利用，提高了资源的转化率，同时，该装置成本低，工艺流程简单，有效实现了生活垃圾无害化、减量化、资源化的处理。

Description

一种生活垃圾处理装置
本申请要求于2016年4月7日提交中国专利局，申请号为201620284723.3，发明名称为“一种生活垃圾处理装置”的中国专利申请的优先权，其全部内容通过引用结合在本申请中。
【技术领域】
申请涉及垃圾处理领域，尤其涉及一种生活垃圾处理装置。
【背景技术】
随着经济的发展以及人民生活水平的提高，生活垃圾的产量也不断增多。目前国内主流的生活垃圾处理装置是填埋法、焚烧发电和多元化处理。填埋法不仅占用大量土地资源，而且对土地和地下水造成严重的二次污染；由于生活垃圾分类效果差，用于焚烧发电时物质热值过低，发电效率低，而且焚烧产生的二噁英严重污染空气，对人们的生命健康产生威胁；多元化处理是将生活垃圾进行分选，再对各物类进行处理，但现有的分选方式对垃圾的分类并不彻底，其资源化利用率不高，因此，现有的生活垃圾处理方式仍需进一步改进。
【发明内容】
本申请要解决的技术问题是现有的生活垃圾处理技术不成熟，资源转化利用的效率低。
为解决上述技术问题，本申请提供以下技术方案：
本申请提供一种生活垃圾处理装置，包括依次连接的：破袋机、磁选机、涡流机、球磨机、溶解过滤器、压榨过滤机、烘干机、气化炉和内燃机；其中，
所述破袋机用于将生活垃圾进行破袋处理，使垃圾散落出来；
所述磁选机用于将生活垃圾进行磁选处理，选出磁性物质；
所述涡流机用于将生活垃圾进行涡流分选处理，选出金属物质；
所述球磨机用于将选出磁性物质和金属物质后的生活垃圾进行球磨处理，获得粉末状有机物和颗粒状无机物；
所述溶解过滤器用于将粉末状有机物和颗粒状无机物进行溶解过滤处理，获得有机物溶液；
所述压榨过滤机用于将有机物溶液进行压滤浓缩处理，获得饼状有机物和废水；
所述烘干机用于将饼状有机物进行烘干处理，获得垃圾衍生燃料和废气；
所述气化炉用于将垃圾衍生燃料进行热解气化，产生可燃性气体；
所述内燃机用于将可燃性气体进行燃烧发电。
在一些实施例中，所述生活垃圾处理装置还包括与所述压榨过滤机相连的废水处理装置，所述废水处理装置包括依次连接的：絮凝沉降器、砂石过滤器和活性炭过滤器；其中：
所述絮凝沉降器用于在废水中加入絮凝剂进行絮凝沉降处理；
所述砂石过滤器用于将进行絮凝沉降处理后的废水进行砂石过滤；
所述活性炭过滤器用于将进行砂石过滤后的废水进行活性炭过滤。
在一些实施例中，所述生活垃圾处理装置还包括与所述烘干机相连的废气处理装置，所述废气处理装置包括依次连接的：麻石水膜除尘器、湿式静电除尘器、生物洗涤塔和臭氧发生器；其中，
所述麻石水膜除尘器和湿式静电除尘器用于将废气进行除尘去除颗粒物质；
所述生物洗涤塔用于将去除颗粒物质后的废气进行脱硫和脱硝处理去除异味；
所述臭氧发生器用于将去除异味后的废气进行氧化分解去除硫化物和氮氧化物。
在一些实施例中，所述溶解过滤器包括依次连接的格栅除污机和砂石分离器；其中，
所述格栅除污机用于捞出不溶于水的漂浮物；
所述砂石分离器用于过滤不溶于水的沉淀物。
在一些实施例中，所述烘干机为滚筒式烘干机，筒壁设置有导流翅板。
本申请具体实施例的有益效果在于，本实施例提供的生活垃圾处理装置通过设置多级处理装置，能够将生活垃圾进行多级分选出有用物质，并对有用物质进行回收再利用，提高了资源的转化率，处理后的垃圾达到清洁排放 的标准，达到环保的要求，同时，该生活垃圾处理装置成本低，工艺流程简单，有效实现了生活垃圾无害化、减量化、资源化的处理。
【附图说明】
图1为本申请实施例提供的一种生活垃圾处理装置的结构示意图；
图2为本申请实施例提供的一种生活垃圾处理装置的工艺流程图。
附图标记：1、破袋机；2、磁选机；3、涡流机；4、球磨机；5、溶解过滤器；6、压榨过滤机；7、烘干机；8、气化炉；9、内燃机10、废水处理装置；11、废气处理装置；51、格栅除污机；52、砂石分离器；101、絮凝沉降器；102、砂石过滤器；103、活性炭过滤器；111、麻石水膜除尘器；112、湿式静电除尘器；113、生物洗涤塔；114、臭氧发生器。
【具体实施方式】
为了使本申请的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本申请进行进一步详细说明。应当理解，此处所描述的具体实施例仅用以解释本申请，并不用于限定本申请。
实施例1
如图1所示，本申请提供一种生活垃圾处理装置，包括依次连接的：破袋机1、磁选机2、涡流机3、球磨机4、溶解过滤器5、压榨过滤机6、烘干机7、气化炉8和内燃机9；其中，
所述破袋机1用于将生活垃圾进行破袋处理，使垃圾散落出来；
所述磁选机2用于将生活垃圾进行磁选处理，选出磁性物质；
所述涡流机3用于将生活垃圾进行涡流分选处理，选出金属物质；
所述球磨机4用于将选出磁性物质和金属物质后的生活垃圾进行球磨处理，获得粉末状有机物和颗粒状无机物；
所述溶解过滤器5用于将粉末状有机物和颗粒状无机物进行溶解过滤处理，获得有机物溶液，所述溶解过滤器5包括依次连接的格栅除污机51和砂石分离器52；其中，所述格栅除污机51用于捞出不溶于水的漂浮物；所述砂石分离器52用于过滤不溶于水的沉淀物。
所述压榨过滤机6用于将有机物溶液进行压滤浓缩处理，获得饼状有机物和废水；
所述烘干机7用于将饼状有机物进行烘干处理，获得垃圾衍生燃料和废气，所述烘干机7为滚筒式烘干机，筒壁设置有导流翅板，能够将烘干后的垃圾衍生燃料顺利送出烘干机。
所述气化炉8用于将垃圾衍生燃料进行热解气化，产生可燃性气体；
所述内燃机9用于将可燃性气体进行燃烧发电。
优选地，所述生活垃圾处理装置还包括与所述压榨过滤机6相连的废水处理装置10，所述废水处理装置10包括依次连接的：絮凝沉降器101、砂石过滤器102和活性炭过滤器103；其中：
所述絮凝沉降器101用于在废水中加入絮凝剂进行絮凝沉降处理；所述砂石过滤器102用于将进行絮凝沉降处理后的废水进行砂石过滤；所述活性炭过滤器103用于将进行砂石过滤后的废水进行活性炭过滤。
优选地，所述生活垃圾处理装置还包括与所述烘干机7相连的废气处理装置11，所述废气处理装置11包括依次连接的：麻石水膜除尘器111、湿式静电除尘器112、生物洗涤塔113和臭氧发生器114；其中，
所述麻石水膜除尘器111和湿式静电除尘器112用于将废气进行除尘去除颗粒物质；所述生物洗涤塔113用于将去除颗粒物质后的废气进行脱硫和脱硝处理去除异味；所述臭氧发生器114用于将去除异味后的废气进行氧化分解去除硫化物和氮氧化物。
下面将结合具体实施例对本发明所提供的一种生活垃圾处理装置处理生活垃圾的工艺流程进行进一步的说明：首先，将生活垃圾倒入垃圾储池，由板式进料机将生活垃圾送入破袋机1内进行破袋将生活垃圾散落出来，然后送入磁选机2内选出磁性材料，例如：磁铁、废电池等；磁选后的生活垃圾再经过涡流机3分选出金属物质，例如：铜、铝等，铜、铝等金属在高温燃烧状态下会成为生成二噁英的催化剂，将金属物质分选出来，不仅有利于金属资源的回收利用，还有利于分选处理过程的顺利进行；
选出磁性物质和金属物质后的生活垃圾进入球磨机4，球磨机4的转动，带动球磨机4内部的钢制球形球磨体运动，球形球磨体在球磨机4内壁上碰撞、摩擦，将生活垃圾进行磨碎，有机物例如餐厨垃圾会被磨成粉末状，无 机物例如布片、沙砾会被磨成颗粒状，球磨处理后颗粒状无机物的粒径≤8mm；
将粉末状有机物和颗粒状无机物放入溶解过滤器5内进行溶解处理，获得不溶于水的漂浮物、不溶于水的沉淀物及有机物溶液，通过格栅除污机51捞出不溶于水的漂浮物，通过砂石分离器52后过滤不溶于水的沉淀物获得有机物溶液，所述不溶于水的漂浮物主要物质为塑料，可通过破碎，造粒，改性成为再生物料，所述不溶于水的沉淀物主要物质为砂石，可用制成水泥砖或填埋；溶解该粉末状有机物和颗粒状无机物的水分一部分来自球磨机4里面磨出的生活垃圾中的水，另一部分来自后面步骤中回收的废水，该废水用于废气处理中的麻石水膜除尘器111，在除尘过程中被高温的废气加热至60℃，该水温能够更好的溶解粉末状有机物，同时对塑料有很好的清洁作用；
将有机物溶液倒入压榨过滤机6进行压滤浓缩处理，压榨过滤后浓缩物为高有机物含量的饼状有机物，压榨过滤后的液体为废水，该废水中的固体含量≤50mg/l；
将饼状有机物放入烘干机7内进行脱水干燥，烘干后的饼状有机物可制成垃圾衍生燃料，制造中保证该燃料尺寸大小均一致，有利于后期使用时燃烧更加充分，该烘干处理采用滚筒式烘干机，筒壁设置有导流翅板；
将垃圾衍生燃料放入气化炉8内进行热分解气化处理，并保证气化炉8的运行效率及安全，获得可燃性气体后，将可燃性气体分别进行除尘和除焦油处理，获得净化的可燃性气体；
将净化的可燃性气体送入内燃机9内进行燃烧发电，燃烧产生的高温烟气送至烘干机7内用于为饼状有机物进行烘干处理提供热能；
在此过程中产生的废水将通过废水处理装置10进行处理，该废水处理装置10与压榨过滤机6相连，依次包括：絮凝沉降器101、砂石过滤器102和活性炭过滤器103，由于废水中的固体物、生化需氧量和化学需氧量含量都较高，需要首先通过絮凝沉降器101加入絮凝剂进行絮凝沉降，之后再经过砂石过滤器102和活性炭过滤器103，经过活性炭过滤之后的水质可达到污水处理三级排放标准，可进行直接排放也可回收利用，若需要更高标准的水质，可在活性炭过滤之后再增加一道超滤过滤装置；
在此过程中产生的废气将通过废气处理装置11进行处理，该废气处理装置11与所述烘干机7相连，依次包括：麻石水膜除尘器111、湿式静电除尘 器112、生物洗涤塔113和臭氧发生器114，废气首先经过麻石水膜除尘器111和湿式静电除尘器112去除颗粒物质，该麻石水膜除尘器111中的水来自回收的废水，接着经过生物洗涤塔113进行脱硫和脱硝处理去除异味，该生物洗涤塔113含有一种生物除臭液，最后经过臭氧发生器114进行氧化分解去除硫化物和氮氧化物，经过上述过程处理后的废气可达到无色无味，颗粒物含量≤10mg/m3，符合无烟、无臭的环保排放标准。
如图2所示的工艺流程图，为本实施例较优的生活垃圾处理装置的工艺流程图。
本实施例提供的生活垃圾处理装置，将生活垃圾通过多级分选出有用物质，并对有用物质进行回收再利用，提高了资源的转化率，同时，处理后的垃圾达到清洁排放的标准，达到环保的要求，实现了生活垃圾无害化、减量化、资源化的处理。
以上所述仅为本申请的较佳实施例而已，并不用以限制本申请，凡在本申请的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本申请的保护范围之内。

Claims (5)

  1. 一种生活垃圾处理装置，其特征在于，包括依次连接的：破袋机、磁选机、涡流机、球磨机、溶解过滤器、压榨过滤机、烘干机、气化炉和内燃机；其中，
    所述破袋机用于将生活垃圾进行破袋处理，使垃圾散落出来；
    所述磁选机用于将生活垃圾进行磁选处理，选出磁性物质；
    所述涡流机用于将生活垃圾进行涡流分选处理，选出金属物质；
    所述球磨机用于将选出磁性物质和金属物质后的生活垃圾进行球磨处理，获得粉末状有机物和颗粒状无机物；
    所述溶解过滤器用于将粉末状有机物和颗粒状无机物进行溶解过滤处理，获得有机物溶液；
    所述压榨过滤机用于将有机物溶液进行压滤浓缩处理，获得饼状有机物和废水；
    所述烘干机用于将饼状有机物进行烘干处理，获得垃圾衍生燃料和废气；
    所述气化炉用于将垃圾衍生燃料进行热解气化，产生可燃性气体；
    所述内燃机用于将可燃性气体进行燃烧发电。
  2. 如权利要求1所述的生活垃圾处理装置，其特征在于，还包括与所述压榨过滤机相连的废水处理装置，所述废水处理装置包括依次连接的：絮凝沉降器、砂石过滤器和活性炭过滤器；其中：
    所述絮凝沉降器用于在废水中加入絮凝剂进行絮凝沉降处理；
    所述砂石过滤器用于将进行絮凝沉降处理后的废水进行砂石过滤；
    所述活性炭过滤器用于将进行砂石过滤后的废水进行活性炭过滤。
  3. 如权利要求1所述的生活垃圾处理装置，其特征在于，还包括与所述烘干机相连的废气处理装置，所述废气处理装置包括依次连接的：麻石水膜除尘器、湿式静电除尘器、生物洗涤塔和臭氧发生器；其中，
    所述麻石水膜除尘器和湿式静电除尘器用于将废气进行除尘去除颗粒物质；
    所述生物洗涤塔用于将去除颗粒物质后的废气进行脱硫和脱硝处理去除 异味；
    所述臭氧发生器用于将去除异味后的废气进行氧化分解去除硫化物和氮氧化物。
  4. 如权利要求1所述的生活垃圾处理装置，其特征在于，所述溶解过滤器包括依次连接的格栅除污机和砂石分离器；其中，
    所述格栅除污机用于捞出不溶于水的漂浮物；
    所述砂石分离器用于过滤不溶于水的沉淀物。
  5. 如权利要求1所述的生活垃圾处理装置，其特征在于，所述烘干机为滚筒式烘干机，筒壁设置有导流翅板。
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