CN208437412U - A kind of biomass direct combustion power generation bottom ash screening plant - Google Patents

A kind of biomass direct combustion power generation bottom ash screening plant Download PDF

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Publication number
CN208437412U
CN208437412U CN201820646459.2U CN201820646459U CN208437412U CN 208437412 U CN208437412 U CN 208437412U CN 201820646459 U CN201820646459 U CN 201820646459U CN 208437412 U CN208437412 U CN 208437412U
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filter
bottom ash
screening plant
power generation
direct combustion
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CN201820646459.2U
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宋建中
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Zhiquan Renewable Resources Technology Development Suzhou Co ltd
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Suzhou Ze Ze Investment Management Center (limited Partnership)
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Abstract

The utility model discloses a kind of biomass direct combustion power generation bottom ash screening plant, including screening plant ontology, spray equipment and filter-pressing device, screening plant ontology includes vibration cabinet and is set to the external exciting device of vibrating bin, vibrating cabinet includes feed inlet, layering is set to the intracorporal several vibrating screens of vibrating bin, the oversize material guide port being connected with vibrating screen, screenings precipitation tank and the discharge outlet being connected with screenings precipitation tank, when work, bottom ash is fallen on vibrating screen from feed inlet, the vibrating screen straight-line oscillation of lower leaf setting is driven in exciting device, spray equipment sprays the bottom ash on vibrating screen simultaneously, keep biomass direct combustion power generation bottom ash wet, separation, bottom ash falls into liquid storage tank from discharge outlet discharge together with water formation suspension from the discharge of oversize material guide port and screenings precipitation tank respectively, filter-pressing device is connected with liquid storage tank, For being separated by solid-liquid separation the suspension of liquid storage tank.The utility model screening is more thorough, and the waste filter liquor for avoiding screenings is recycled.

Description

A kind of biomass direct combustion power generation bottom ash screening plant
Technical field
The utility model relates to scrap concretes to recycle field, in particular to a kind of biomass direct combustion power generation bottom ash treatment Field.
Background technique
With the continuous consumption of the traditional energies such as coal, China just gradually starts to pay attention to the utilization of biomass energy.Currently, China has built multiple biomass power plants, mixed using the pure biomass such as stalk, bark and rice husk or biomass and coal The pure coal of substitution is closed to be generated electricity or burnt as fuel.Obtained biomass direct combustion power generation lime-ash and biomass direct combustion power generation bottom Slag is then the Main By product of biomass power plant.And biomass direct combustion power generation waste residue especially phyteral direct combustion power generation biomass Direct combustion power generation bottom ash, the phenomenon that imperfect combustion is often generated due to the limitation of ignition temperature condition, so that finally obtained Contain a certain amount of organic matter, and the phyteral direct combustion power generation biomass Jing Guo high-temperature calcination in biomass direct combustion power generation bottom ash Direct combustion power generation bottom ash aperture structure is very flourishing, large specific surface area, has higher utility value, may be used as mesoporous material, has Good bioaffinity and adsorption capacity;And its chemical component is with SiO2, CaO and Al2O3The sum of three is up to 85% or more, Even more than 90%, pozzolanic activity with higher, quartz sand characteristic.
Biomass direct combustion power generation waste residue utilization is mainly realized by the following method at present to lime-ash carry out screening and into One step utilizes.CN206661656U discloses a kind of magnetic iron-removal multilayer hole pattern synchronization screening machine, discarded with biomass electric power plant Object biomass lime-ash is screening object, and biomass ash solid impurity particle size distribution is uneven, and contains part iron class impurity, biomass lime-ash It is sent into charging vibration conveyer belt via feed inlet, during the continuous vibration of charging vibration conveyer belt, iron class impurity constantly quilt Heterodromous magnetic belt conveyor Adsorption, it is i.e. synchronous with after collection portion that the biomass lime-ash after removing impurity enters screening portion Sub-sieve goes out the biomass lime-ash of 7 kinds of different-grain diameters, and partial size is respectively to be greater than 2.5 mesh, 2.5-5 mesh, 5-9 mesh, 9-16 mesh, 16- 32 mesh, 32-60 mesh and less than 60 mesh.But due to dust pollution environment being be easy to cause, to the body of operator for dry screening Health also has great damage.
It would therefore be highly desirable to propose the biomass direct combustion power generation bottom ash screening dress of a kind of more efficient and quick screening and recycling It sets.
Utility model content
Therefore, the utility model is intended to provide a kind of biomass direct-fired hair for capableing of more efficient and quick screening and recycling Electric bottom ash screening plant.The biomass direct combustion power generation bottom ash screening plant of the utility model, including screening plant ontology, spray dress It sets and filter-pressing device, the screening plant ontology includes vibration cabinet and be set to the external exciting device of vibrating bin, the vibration Dynamic cabinet includes that feed inlet, layering are set to the intracorporal several vibrating screens of vibrating bin, the oversize material guide port being connected with vibrating screen, Screenings precipitation tank and the discharge outlet being connected with screenings precipitation tank, the liquid storage tank being connected with the discharge outlet, the filters pressing dress It sets and is connected with the liquid storage tank, for being separated by solid-liquid separation the suspension of liquid storage tank.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model, the filter-pressing device includes feeding Pump, filter mechanism and hold-down mechanism and control mechanism, the filter mechanism include filter plate, filter frame and are enclosed by the filter plate and filter frame At filter chamber, the filter chamber be equipped with prevent suspension in solid phase particles by allow filtrate permeate filter layer of cloth, the filter frame With filter-pressing device inlet and filter-pressing device leakage fluid dram, the feeding engine and the filter-pressing device inlet phase are provided on filter plate It is used in conjunction in introducing suspension, the control mechanism controls the hold-down mechanism and compresses and unclamp the filter mechanism, makes in filter chamber Suspension be separated by solid-liquid separation, the solid is deposited in the filter chamber, and the liquid is discharged from filter-pressing device leakage fluid dram.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model, further includes accumulator, the water storage One end of device is connected with the filter-pressing device leakage fluid dram, and the other end is connected with the spray equipment.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model, the accumulator and the spray The first elevator pump is additionally provided between device, for the water of the accumulator to be transported to the spray equipment.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model is also set up on the vibration cabinet There is the high-pressure injection device being connected with the first elevator pump, for spraying high pressure water to screenings precipitation tank.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model is additionally provided on the liquid storage tank Aerator, the aerator are air blower and the aeration head being connected with the air blower, and the aeration head is placed in described The bottom of liquid storage tank exposes air to liquid storage tank.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model, the filter-pressing device further includes overflowing One end of flow tube, the overflow pipe is connected with filter-pressing device inlet, and the other end is connected with the liquid storage tank, when filters pressing fills When setting pressure and being greater than setting upper pressure limit, suspension is from overflow pipe overflow.Bottom ash described in the utility model can be biomass The bottom ash fished out in the dragveyer of direct combustion power generation power plant is also possible to before slightly washing flotation processing, remove iron processing or cleaning treatment etc. The bottom ash of processing.
The utility model has the advantages that the screening plant of the utility model uses the wet sieving screening for making biomass direct combustion power generation bottom ash More thoroughly, and to screenings filters pressing recycling is carried out, avoids the waste of screenings, further can use filters pressing Filter liquor can be recycled as spray equipment etc. with water, avoid unnecessary waste.
Detailed description of the invention
Fig. 1, the utility model biomass direct combustion power generation bottom ash screening plant structural schematic diagram.
Appended drawing reference: 1, screening plant ontology, 2, discharge outlet, 3 liquid storage tanks, 4, feeding engine, 5, filter-pressing device, 51, compression Mechanism, 52 filter mechanisms, 6, aerator, 61, aeration head, 7, accumulator, 8, elevator pump, 9, spray equipment, 10, high pressure water jets Injection device.
Specific embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose of utility model is taken, In conjunction with Fig. 1, detailed description are as follows.The utility model aim is to provide a kind of biomass direct combustion power generation bottom ash screening plant, including Screening plant ontology, spray equipment and filter-pressing device, the screening plant ontology 1 include vibration cabinet and are set to vibration cabinet Outer exciting device, the vibration cabinet include feed inlet, layering be set to the intracorporal several vibrating screens of vibrating bin, with vibrating screen Connected oversize material guide port, screenings precipitation tank and the discharge outlet 2 being connected with screenings precipitation tank, with 2 phase of discharge outlet Liquid storage tank 3 even, the filter-pressing device 5 is connected with the liquid storage tank 3, for being separated by solid-liquid separation the suspension of liquid storage tank 3.Work When, biomass direct combustion power generation bottom ash is fallen on vibrating screen from feed inlet, drives the vibrating screen of lower leaf setting straight in exciting device Linearly coupled, while spray equipment 9 sprays the biomass direct combustion power generation bottom ash on vibrating screen, makes biomass direct combustion power generation bottom Slag is wet, separates, and biomass direct combustion power generation bottom ash is precipitated from the discharge of oversize material guide port and screenings respectively according to particle size Slot falls into the liquid storage tank 3 being connected with the discharge outlet 2 from the discharge of discharge outlet 2 together with water formation suspension.
Wherein, filter-pressing device 5 can be plate and frame type filter-press or chamber filter press.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model, the filter-pressing device 5 include feeding Pump 4, filter mechanism 51 and hold-down mechanism 52 and control mechanism, the filter mechanism 51 is including filter plate, filter frame and by the filter plate The filter chamber surrounded with filter frame, the filter chamber be equipped with prevent suspension in solid phase particles by allow filtrate permeate filter layer of cloth, Filter-pressing device inlet and filter-pressing device leakage fluid dram are provided on the filter frame and filter plate, the feeding engine 4 is filled with the filters pressing It sets inlet to be connected for introducing suspension, the control mechanism controls the hold-down mechanism 51 and compresses and unclamp the filter Structure makes to filter indoor suspension and is separated by solid-liquid separation, and the solid is deposited in the filter chamber, and the liquid is from filter-pressing device leakage fluid dram Discharge.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model further includes accumulator 7, the storage One end of hydrophone 7 is connected with the filter-pressing device leakage fluid dram, and the other end is connected with the spray equipment 9.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model, the accumulator and the spray Elevator pump 8 is additionally provided between device 9, for the water of the accumulator 7 to be transported to the spray equipment 9.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model is also set up on the vibration cabinet There is the high-pressure water jetting device 10 being connected with elevator pump 8, for spraying high pressure water to screenings precipitation tank.Precipitating screenings Precipitating is formed in slot to be easily drained.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model is additionally provided on the liquid storage tank 3 Aerator 6, the aerator 6 are air blower and the aeration head 61 being connected with the air blower, and the aeration head 61 is placed Air is exposed to liquid storage tank 3 in the bottom of the liquid storage tank 3.
Further, the biomass direct combustion power generation bottom ash screening plant of the utility model, the filter-pressing device 5 further includes overflowing One end of flow tube, the overflow pipe is connected with filter-pressing device inlet, and the other end is connected with the liquid storage tank 3, works as filters pressing When 5 pressure of device is greater than setting upper pressure limit, suspension is from overflow pipe overflow.Bottom ash described in the utility model can be biology The bottom ash fished out in the dragveyer of upright combustion generating plants is also possible to slightly wash flotation processing, remove iron processing or cleaning treatment etc. The bottom ash of pre-treatment.
The utility model has the advantages that the screening plant of the utility model uses the wet sieving screening for making biomass direct combustion power generation bottom ash More thoroughly, and to screenings filters pressing recycling is carried out, avoids the waste of screenings, further can use filters pressing Filter liquor can be recycled as spray equipment etc. with water, avoid unnecessary waste.
The above is only the preferred embodiment of the application, not makes any form of restriction to the application, though Right the application has been disclosed in a preferred embodiment above, however is not limited to the application, any technology people for being familiar with this profession Member, is not departing within the scope of technical scheme, when the technology contents using the disclosure above are modified or are modified For the equivalent embodiment of equivalent variations, but all technical spirits pair without departing from technical scheme content, according to the application Any simple modification, equivalent change and modification made by above embodiments, in the range of still falling within technical scheme.

Claims (7)

1. a kind of biomass direct combustion power generation bottom ash screening plant, which is characterized in that including screening plant ontology, spray equipment and pressure Device is filtered, the screening plant ontology includes vibration cabinet and is set to the external exciting device of vibrating bin, the vibration cabinet The intracorporal several vibrating screens of vibrating bin, the oversize material guide port being connected with vibrating screen, screenings are set to including feed inlet, layering Precipitation tank and the discharge outlet being connected with screenings precipitation tank, the liquid storage tank being connected with the discharge outlet, the filter-pressing device and institute It states liquid storage tank to be connected, for being separated by solid-liquid separation the suspension of liquid storage tank.
2. biomass direct combustion power generation bottom ash screening plant according to claim 1, which is characterized in that the filter-pressing device packet Include feeding engine, filter mechanism and hold-down mechanism and control mechanism, the filter mechanism include filter plate, filter frame and by the filter plate and The filter chamber that filter frame surrounds, the filter chamber be equipped with prevent suspension in solid phase particles by allow filtrate permeate filter layer of cloth, institute State and be provided with filter-pressing device inlet and filter-pressing device leakage fluid dram on filter frame and filter plate, the feeding engine and the filter-pressing device into Liquid mouth is connected for introducing suspension, and the control mechanism controls the hold-down mechanism and compresses and unclamp the filter mechanism, makes It filters indoor suspension to be separated by solid-liquid separation, the solid is deposited in the filter chamber, and the liquid is discharged from filter-pressing device leakage fluid dram.
3. biomass direct combustion power generation bottom ash screening plant according to claim 2, which is characterized in that it further include accumulator, One end of the accumulator is connected with the filter-pressing device leakage fluid dram, and the other end is connected with the spray equipment.
4. biomass direct combustion power generation bottom ash screening plant according to claim 3, which is characterized in that the accumulator and institute It states and is additionally provided with the first elevator pump between spray equipment, for the water of the accumulator to be transported to the spray equipment.
5. biomass direct combustion power generation bottom ash screening plant according to claim 4, which is characterized in that on the vibration cabinet It is additionally provided with the high-pressure injection device being connected with the first elevator pump, for spraying high pressure water to screenings precipitation tank.
6. biomass direct combustion power generation bottom ash screening plant according to claim 2, which is characterized in that on the liquid storage tank also It is provided with aerator, the aerator is air blower and the aeration head being connected with the air blower, and the aeration head is placed Air is exposed to liquid storage tank in the bottom of the liquid storage tank.
7. biomass direct combustion power generation bottom ash screening plant according to claim 2, which is characterized in that the filter-pressing device is also Including overflow pipe, one end of the overflow pipe is connected with filter-pressing device inlet, and the other end is connected with the liquid storage tank, when When filter-pressing device pressure is greater than setting upper pressure limit, suspension is from overflow pipe overflow.
CN201820646459.2U 2018-05-03 2018-05-03 A kind of biomass direct combustion power generation bottom ash screening plant Active CN208437412U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109876506A (en) * 2019-04-12 2019-06-14 山东省泰安市农业机械科学研究所 A kind of cow dung lignin screen selecting and separating mechanism
CN110788115A (en) * 2019-10-25 2020-02-14 光大生物热电(六安)有限公司 Movable biomass direct-combustion power generation bottom slag treatment system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109876506A (en) * 2019-04-12 2019-06-14 山东省泰安市农业机械科学研究所 A kind of cow dung lignin screen selecting and separating mechanism
CN110788115A (en) * 2019-10-25 2020-02-14 光大生物热电(六安)有限公司 Movable biomass direct-combustion power generation bottom slag treatment system

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Effective date of registration: 20210415

Address after: 215000 No.151 Huashan Road, high tech Zone, Suzhou, Jiangsu Province

Patentee after: Suzhou Zhiquan Water Treatment Technology Co.,Ltd.

Address before: Room 110, A4 / F, bio nano Park, 218 Xinghu street, Suzhou Industrial Park, 215000, Jiangsu Province

Patentee before: SUZHOU YINGZE INVESTMENT MANAGEMENT CENTER (L.P.)

TR01 Transfer of patent right
CP01 Change in the name or title of a patent holder

Address after: 215000 No.151 Huashan Road, high tech Zone, Suzhou, Jiangsu Province

Patentee after: Zhiquan Renewable Resources Technology Development (Suzhou) Co.,Ltd.

Address before: 215000 No.151 Huashan Road, high tech Zone, Suzhou, Jiangsu Province

Patentee before: Suzhou Zhiquan Water Treatment Technology Co.,Ltd.

CP01 Change in the name or title of a patent holder