CN202963023U - Pretreatment device of biomass garbage - Google Patents

Pretreatment device of biomass garbage Download PDF

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Publication number
CN202963023U
CN202963023U CN 201220697211 CN201220697211U CN202963023U CN 202963023 U CN202963023 U CN 202963023U CN 201220697211 CN201220697211 CN 201220697211 CN 201220697211 U CN201220697211 U CN 201220697211U CN 202963023 U CN202963023 U CN 202963023U
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China
Prior art keywords
sorting
biomass garbage
stage crushing
pretreatment unit
pool
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Expired - Fee Related
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CN 201220697211
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Chinese (zh)
Inventor
唐激扬
荀锐
刘传斌
刘亚
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BEIJING KELI DANDI TECHNOLOGY DEVELOPMENT CO LTD
BEIJING ASSOCIATED GAS TECHNOLOGY RESEARCH AND DEVELOPMENT CENTER
Original Assignee
BEIJING KELI DANDI TECHNOLOGY DEVELOPMENT CO LTD
BEIJING ASSOCIATED GAS TECHNOLOGY RESEARCH AND DEVELOPMENT CENTER
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Priority to CN 201220697211 priority Critical patent/CN202963023U/en
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Abstract

The utility model provides a pretreatment device of biomass garbage. The pretreatment device comprises a multiple-stage crushing device, a hydraulic sorting device and an output device, wherein the multiple-stage crushing device comprises a plurality of crushers for sequentially crushing materials, wherein the crushing types of the plurality of crushers are different, and the materials are subjected to crushing treatment through the multiple-stage crushing device and then are output to the hydraulic sorting device; the hydraulic sorting device comprises a hydraulic sorting pool for performing hydraulically dispersing on the crushed materials, and a disperser which is capable of dispersing and layering the materials in the hydraulic sorting pool, and the dispersed and layered materials are output through the output device; and the output device comprises a discharge pipeline and a discharge pump. According to the pretreatment device of the biomass garbage, complex polymorphous materials are crushed into homogeneous materials with small particle sizes by using the multiple-stage crushing device, lightweight inorganic matters and heavyweight impurities in the materials are effectively separated by using the hydraulic sorting device, and organic matters in the biomass garbage are recycled, so that the efficient delivery is achieved, and at the same time, the efficiency and the effect of the anaerobic digestion utilization can be improved.

Description

A kind of pretreatment unit of biomass garbage
Technical field
The utility model relates to the biomass garbage process field, particularly a kind of pretreatment unit of biomass garbage.
Background technology
Biomass garbage is the discarded object that produces in human use's living beings production and consumption process.Biomass garbage still belongs to macroscopical category of living beings, and its main component is also carbohydrate, fat and protein, but biomass garbage all has remarkable reduction at aspects such as energy density, utilizabilitys.
The principal character of biomass garbage shows as:
(1) contain a large amount of labile organic compounds, easily corrupt usually 60%~90%, produce a large amount of methane isothermal chamber gases in the landfill process.Deal with improperly or untimely, can produce stench and high-concentration sewage, grow mosquitos and flies, propagate pathogen;
(2) moisture content is high, and usually 80%~90%, viscosity is large or be semi-solid state, is difficult for dehydration.Landfill compaction treatment difficulty, and produce a large amount of high concentrations, difficult degradation percolate.The burning disposal calorific value is low, needs auxiliary fuel, otherwise is difficult to control the generation of dioxin.
The biomass garbage generation is huge, and on the one hand, under natural conditions, biomass garbage carries out aerobic or anaerobic fermentation under the effect of microorganism, and the tunning uncontrollable discharge causes serious pollution to human lives's air, soil, water body environment in environment; On the other hand, still storing the appreciable biomass energy of quantity in biomass garbage.Along with environmental pollution is on the rise, the fossil energy deposit exhausts increasingly, and biomass garbage has caused countries in the world governments, numerous researchers' concern as a kind of reproducible clean energy resource.
Urban biomass garbage mainly comprises household kitchen wastes, changing food waste, fairground fruits and vegetables rubbish, urban night soil, mud etc.Urban biomass garbage contains a large amount of labile organic compounds, and in China's urban biomass garbage, content of organics accounts for 60%~90% of total solids content.Take into account the characteristic that moisture content is high, output is large, suitable employing scale anaerobic digestion is processed, and solves environmental problem, alleviates Pressure on Energy.Studies show that the organic hydrolysis of solid phase is the rate-limiting step of urban biomass garbage anaerobic digestion process, this is the difference of urban biomass garbage anaerobic digestion and wastewater anaerobic digestive process maximum.
Therefore before anaerobic digestion, biomass garbage is carried out certain pretreatment, removal can not be carried out the inorganic component of anaerobic digestion, the polymorphic material of complexity is become the organic matter of short grained homogeneous, when realizing efficient the conveying, improving efficient and effect that its anaerobic digestion utilizes, is the key point of processing biomass garbage.
The utility model content
In view of this, the utility model provides a kind of pretreatment unit of biomass garbage, is used for removing the inorganic component of biomass garbage, and is short grained organic matter with the polymorphic material crushing of complexity, efficient and the effect utilized to improve biomass garbage.
The pretreatment unit of a kind of biomass garbage that the utility model provides comprises: Multi-stage crushing plant, hydraulic sorting device and output device,
Described Multi-stage crushing plant comprises a plurality of destroyers of comminuting matter successively, and the pulverizing type of described a plurality of destroyers is not identical, and material exports described hydraulic sorting device to after described Multi-stage crushing plant break process;
Described hydraulic sorting device comprises the waterpower sorting pool of the material of waterpower dispersion after break process, to the dispersion machine that the material in the waterpower sorting pool disperses layering to process, exports by output device through the material that disperses layering to process;
Described output device comprises discharge pipe and discharging pump.
Preferably, described Multi-stage crushing plant comprises one-level destroyer and two-stage crushing device, and material exports described hydraulic sorting device to after the pulverization process through one-level destroyer and two-stage crushing device successively.
Preferably, described one-level destroyer is the double-roll type destroyer, and described two-stage crushing device is the hammer crushing device.
Preferably, the discharging particle diameter≤10mm of described and destroyer, the discharging particle diameter of two-stage crushing device is 3 ~ 5mm.
Preferably, described waterpower sorting pool comprises sorting pool, be positioned at the run-off that is received from the material that sorting pool overflows in the sorting pool outside,
Hydraulic sorting device further comprises the phegma in run-off circulation is inputed to internal circulation pump in sorting pool.
Preferably, described run-off surface further comprises the drum-type grid of removing liquid level floater, and described sorting pool bottom further comprises removes sedimentary Slag Scraping Device.
Preferably, further comprise at least one pipeline delumper in described discharge pipe.
Preferably, comprise the one-level pipeline delumper and the secondary pipeline delumper that set gradually in described discharge pipe,
The discharging particle diameter of one-level pipeline delumper is greater than the discharging particle diameter of secondary pipeline delumper.
Preferably, described discharging pump and internal circulation pump are centrifugal pump.
As seen from the above technical solution, adopt the pretreatment unit of biomass garbage of the present utility model can carry out to material the fragmentation of multitude of different ways, different stage, realize small particle diameter and the homogenization of material after fragmentation, and realize the dispersion of material by the waterpower sorting pool, utilize the difference of density and the Action of Gravity Field inorganic matter of separation of lighter effectively, and the heavy amount impurity such as stone, metal, the organic matter in biomass garbage is recycled.
The processing of the pretreatment unit by biomass garbage of the present utility model, can realize mobility and the easy transporting of material, solved the charging problem that biomass garbage carries out anaerobic digestion, and can accelerate the process of anaerobism gas processed through the material after broken homogenization processing and waterpower sorting removal minute inorganic impurity, improve efficient and the effect of anaerobic digestion.
Description of drawings
Fig. 1 is the structural representation of the pretreatment unit of biomass garbage of the present utility model.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, referring to the accompanying drawing embodiment that develops simultaneously, the utility model is further described.
In the utility model, use Multi-stage crushing plant with the polymorphic material crushing of the complexity material as the homogeneous of small particle diameter, and use the hydraulic sorting device inorganic matter of lightweight in separation of material effectively, and the heavy amount impurity such as stone, metal, organic matter in biomass garbage is recycled, when realizing efficient the conveying, can improve efficient and effect that anaerobic digestion utilizes.
As shown in Figure 1, the pretreatment unit of a kind of biomass garbage that the utility model provides comprises: Multi-stage crushing plant 100, hydraulic sorting device 200 and output device 300.
Wherein, Multi-stage crushing plant 100 comprises a plurality of destroyers of comminuting matter successively, the pulverizing type of these destroyers is not identical, after the material of material through the homogeneous that is converted into small particle diameter after Multi-stage crushing plant 100 break process, exports hydraulic sorting device 200 to and carries out dispersion treatment.
Hydraulic sorting device 200 comprises the waterpower sorting pool 201 that disperses the material after break process for waterpower, and to the dispersion machine 202 that the material in waterpower sorting pool 201 disperses layering to process, process disperses the material of layering processing by output device 300 outputs.
Output device 300 comprises discharge pipe 301 and discharging pump 302, under the driving of discharging pump 302, exports along discharge pipe 301 through the material after dispersion treatment.
The pretreatment unit of biomass garbage of the present utility model at first by 100 pairs of materials of Multi-stage crushing plant carry out repeatedly, the fragmentation of various ways, its objective is that being crushing material is the material of small particle diameter, homogeneous, so not only be beneficial to the conveying of material, and can improve efficient and the effect of subsequent anaerobic digestion.
Hydraulic sorting device 200 is to utilize in material the difference of density and weight that lithotroph matter and organic-biological matter are decomposed.Wherein, after water is dissolved material, under the peptizaiton of dispersion machine 202, material can be broken up fully, be dissolved, the inorganic matter of lightweight is because the less meeting of its density swims in the liquid level upper strata, and some heavy impurities can be deposited on waterpower sorting pool 201 bottoms such as stone, metal object etc., and middle level solution is target organic-biological matter.Therefore through after the waterpower sorting of hydraulic sorting device 200, by the lightweight floating thing on liquid level upper strata and the heavy sediment of bottom are separated, can realize the high efficiente callback utilization of organic-biological matter.
Preferably, as shown in Figure 1, Multi-stage crushing plant 100 comprises one-level destroyer 102 and two-stage crushing device 104, and material exports hydraulic sorting device 200 to after the pulverization process through one-level destroyer 102 and two-stage crushing device 104 successively.
Wherein, material directly is delivered to the feed well 101 of one-level destroyer 102 after by the conveyer discharging, and one-level destroyer 102 is started working, and material is carried out coarse crushing, and the size ratio of first broken material is larger, is about 10mm.The primary breakup material directly enters the stock chest 103 that is positioned at one-level destroyer 102 discharging openings belows after 102 dischargings of one-level destroyer, run up in stock chest 103 until the primary breakup material when appropriate, opening delivery pump 105 carries out mass transport to two-stage crushing device 104 broken again, after two-stage crushing, material particular diameter can reach 3 ~ 5mm, and the two-stage crushing material can directly enter hydraulic sorting device 200 after 104 dischargings of two-stage crushing device.
One-level destroyer 102 and two-stage crushing device 104 should be chosen as dissimilar destroyer, to realize the purpose of abundant fragmentation, uniform substance.Preferably, one-level destroyer 102 may be selected to be the double-roll type destroyer, its discharging particle diameter≤10mm, and the top charging, the below discharging, between two rollers, size can be regulated, and is applicable to the charging of different-grain diameter scope.Two-stage crushing device 104 may be selected to be the hammer crushing device, and its discharging particle diameter is about 3 ~ 5mm, the top charging, the below discharging, in establish removable screen cloth, mesh can be changed according to the particle diameter of target material.
Further, waterpower sorting pool 201 comprises sorting pool 211, is positioned at sorting pool 211 outsides, is received from the run-off 212 of the material that sorting pool 211 overflows.Wherein, the pool wall of sorting pool 211 is higher than the pool wall height of run-off 212, when the liquid level in sorting pool 211 exceeds the pool wall height of sorting pool 211, the lightweight floating thing on its liquid level upper strata overflows and flows in run-off from sorting pool 211, thereby realizes the separation of upper strata lightweight floating thing in material.Hydraulic sorting device 200 further comprises the phegma in run-off 212 circulation is inputed to internal circulation pump 203 in sorting pool 211.Internal circulation pump 203 adopts centrifugal pump.
Directly enter the sorting pool 211 of hydraulic sorting device 200 after the discharging of two-stage crushing material, after adding entry (phegma) and diluting, dispersion machine 202 is opened material is carried out mechanical dispersion, in material different component according to density different and Action of Gravity Field realize layering; At continuous operation, carry out simultaneously the backflow of overflowing liquid in the pond of internal circulation pump 203, form the circulation in the pond and flow, for the abundant dispersion of material with separate.
After material dispersion, the light inorganic material floats is on the liquid level upper strata, and after it raises with the inner circulating reflux liquid level, overflow is to run-off 212, and run-off 212 further comprises the drum-type grid 204 of removing liquid level floater.The heavy constituents such as the stone after material dispersion, metal can precipitate accumulation at the bottom of the pond of sorting pool 211, sorting pool 211 bottoms further comprise removes sedimentary Slag Scraping Device 205, and it is used for heavy impurity is discharged.
Thus, the lightweight floating thing is target organic-biological matter with material after the heavy sediment separates, and it is delivered to follow-up storage device or anaerobic digester system by exportable device 300.
Preferably, interior at least one pipeline delumper that further comprises of discharge pipe 301.For example, comprise the one-level pipeline delumper 311 and the secondary pipeline delumper 312 that set gradually in discharge pipe 301, wherein, the discharging particle diameter of one-level pipeline delumper 311 is greater than the discharging particle diameter of secondary pipeline delumper 312.It is in interior cut-out and the fragmentation of material being carried out again a step of discharge pipe 301, multistage to realize, abundant pulverizing.Discharging pump 302 is centrifugal pump.
As seen from the above technical solution, adopt the pretreatment unit of biomass garbage of the present utility model can carry out to material the fragmentation of multitude of different ways, different stage, realize small particle diameter and the homogenization of material after fragmentation, and realize the dispersion of material by the waterpower sorting pool, utilize the difference of density and the Action of Gravity Field inorganic matter of separation of lighter effectively, and the heavy amount impurity such as stone, metal, the organic matter in biomass garbage is recycled.
The processing of the pretreatment unit by biomass garbage of the present utility model, can realize mobility and the easy transporting of material, solved the charging problem that biomass garbage carries out anaerobic digestion, and can accelerate the process of anaerobism gas processed through the material after broken homogenization processing and waterpower sorting removal minute inorganic impurity, improve efficient and the effect of anaerobic digestion.
The above is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of making, be equal to replacement, improvement etc., within all should being included in the scope of the utility model protection.

Claims (9)

1. the pretreatment unit of a biomass garbage, is characterized in that, comprising: Multi-stage crushing plant, hydraulic sorting device and output device,
Described Multi-stage crushing plant comprises a plurality of destroyers of comminuting matter successively, and the pulverizing type of described a plurality of destroyers is not identical, and material exports described hydraulic sorting device to after described Multi-stage crushing plant break process;
Described hydraulic sorting device comprises the waterpower sorting pool of the material of waterpower dispersion after break process, to the dispersion machine that the material in the waterpower sorting pool disperses layering to process, exports by output device through the material that disperses layering to process;
Described output device comprises discharge pipe and discharging pump.
2. the pretreatment unit of biomass garbage according to claim 1, it is characterized in that, described Multi-stage crushing plant comprises one-level destroyer and two-stage crushing device, and material exports described hydraulic sorting device to after the pulverization process through one-level destroyer and two-stage crushing device successively.
3. the pretreatment unit of biomass garbage according to claim 2, is characterized in that, described one-level destroyer is the double-roll type destroyer, and described two-stage crushing device is the hammer crushing device.
4. the pretreatment unit of biomass garbage according to claim 3, is characterized in that, the discharging particle diameter≤10mm of described and destroyer, and the discharging particle diameter of two-stage crushing device is 3 ~ 5mm.
5. the pretreatment unit of biomass garbage according to claim 2, it is characterized in that, described waterpower sorting pool comprises sorting pool, be positioned at the run-off that is received from the material that sorting pool overflows in the sorting pool outside, and hydraulic sorting device further comprises the circulation of the phegma in run-off is inputed to internal circulation pump in sorting pool.
6. the pretreatment unit of biomass garbage according to claim 5, is characterized in that, described run-off surface further comprises the drum-type grid of removing liquid level floater, and described sorting pool bottom further comprises removes sedimentary Slag Scraping Device.
7. the pretreatment unit of biomass garbage according to claim 5, is characterized in that, further comprises at least one pipeline delumper in described discharge pipe.
8. the pretreatment unit of biomass garbage according to claim 7, is characterized in that, comprises the one-level pipeline delumper and the secondary pipeline delumper that set gradually in described discharge pipe,
The discharging particle diameter of one-level pipeline delumper is greater than the discharging particle diameter of secondary pipeline delumper.
9. the pretreatment unit of biomass garbage according to claim 7, is characterized in that, described discharging pump and internal circulation pump are centrifugal pump.
CN 201220697211 2012-12-17 2012-12-17 Pretreatment device of biomass garbage Expired - Fee Related CN202963023U (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104651413A (en) * 2014-10-11 2015-05-27 北京联合燃气技术研究发展中心 Recycling treatment method and system for kitchen waste
CN105436194A (en) * 2015-12-25 2016-03-30 安徽继宏环保科技有限公司 Sewage purification equipment of urban domestic waste treatment system
CN109127660A (en) * 2018-08-14 2019-01-04 倪岚霖 A kind of scrap-car casing plastic metal plate separating and recovering equipment
CN109127661A (en) * 2018-08-14 2019-01-04 倪岚霖 A kind of dismounting recovery method of scrap-car

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104651413A (en) * 2014-10-11 2015-05-27 北京联合燃气技术研究发展中心 Recycling treatment method and system for kitchen waste
CN105436194A (en) * 2015-12-25 2016-03-30 安徽继宏环保科技有限公司 Sewage purification equipment of urban domestic waste treatment system
CN109127660A (en) * 2018-08-14 2019-01-04 倪岚霖 A kind of scrap-car casing plastic metal plate separating and recovering equipment
CN109127661A (en) * 2018-08-14 2019-01-04 倪岚霖 A kind of dismounting recovery method of scrap-car
CN109127660B (en) * 2018-08-14 2020-12-18 明光利拓智能科技有限公司 Scraped vehicle shell plastics panel beating selects separately recovery unit

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130605

Termination date: 20181217

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