CN103349867A - Paper-making process reconstituted tobacco papermaking white water reuse treatment method - Google Patents
Paper-making process reconstituted tobacco papermaking white water reuse treatment method Download PDFInfo
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- CN103349867A CN103349867A CN2013102946263A CN201310294626A CN103349867A CN 103349867 A CN103349867 A CN 103349867A CN 2013102946263 A CN2013102946263 A CN 2013102946263A CN 201310294626 A CN201310294626 A CN 201310294626A CN 103349867 A CN103349867 A CN 103349867A
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Abstract
The invention discloses a paper-making process reconstituted tobacco papermaking white water reuse treatment method which comprises the following steps: waste stuff, enriched water, squeezed white water and blanket washing water are filtered by an arc screen, slurry enters a white water collection pool, and fiber which does not go through the arc screen is recovered; white water in the white water collection pool is pumped into a horizontal spiral centrifugal machine by a water pump to be treated; after centrifugation, water is filtered by a multi-disk filter, and filtered purified water enters a collecting tank; clear water is filled into the collecting tank; water in the collecting tank is used for producing, thickening and recycling and for directly washing a net blanket at low pressure. The method has the benefits of low consumption of process water and reduction of manufacturing cost; after fiber is recovered, the papermaking yield can be improved, and the productivity effect can be increased; the processing capacity of the horizontal spiral centrifugal machine is high; the sewage discharge amount and the amount of sewage required to be treated are small; the manufacturing cost is low; the whole water treatment process is short, the treatment capacity is large, the operation reliability of equipment is high, the operating cost is low, and the quality of treated water is good.
Description
Technical field
The invention belongs to the papermaking-method reconstituted tobaccos technical field, be specifically related to a kind of papermaking-method reconstituted tobaccos plain boiled water process for reclaiming of manufacturing paper with pulp.
Background technology
Papermaking-method reconstituted tobaccos, be commonly called as reconstituted tobacoo, to utilize the tobacco wastes such as offal, the broken end of cigarette and fragment as body material, tobacco material is added water retting, then the hydrotrope in the tobacco and insoluble matter are carried out Separation of Solid and Liquid, use paper making equipment and technology, the insoluble matters such as baccy fiber are dispersed in water by paper machine and make the fibre plate base, the hydrotrope returns after concentrating and adds on the sheet base simultaneously, is papermaking-method reconstituted tobaccos after the drying.This technology can be improved tobacco components, to Jiao falls, harm reduction has good effect, can promote simultaneously the suction quality of cigarette, has given cigarette high-quality tobacco note.
The tobacco material characteristic is different with general papermaking, a large amount of enriched waters of discharging in the process of manufacturing paper with pulp contain a large amount of fiber fines, filler, contain simultaneously a large amount of carbohydrates, sicker and tobacco extract, not only water consumption is large if directly discharge, and brings very large pressure to sewage disposal simultaneously; If apply mechanically the whitewater closure reclaiming system of general papermaking, because the nutrition contents such as carbohydrate abundant in the enriched water are high, and for guaranteeing the reconstituted tobacco sucking quality, the anticorrisive agent scope of application is very little, plain boiled water is corrupt fast, can not direct reuse plain boiled water, must process rear use to plain boiled water.
The patent No. is that the Chinese invention patent of ZL200410022326.0 discloses a kind of papermaking-method reconstituted tobaccos method of wastewater treatment, its key step is: waste water carries out preliminary sedimentation tank after coarse filtration separates, upper strata waste water pumps into flotation tank, and in the flotation tank inlet channel, mix with coagulant, then remove by Slag Scraping Device after most of solid suspension and foam are bubbled through the water column in flotation tank, clear liquid carries out discharging after the Aerobic Process for Treatment again.The major defect of this processing method is: 1, processing water is factory effluent, can not reuse; 2, air supporting is processed and can not be removed very thoroughly suspension.
The patent No. is that the Chinese invention patent of ZL201010162797.7 discloses another papermaking-method reconstituted tobaccos processing method that water circulation uses of manufacturing paper with pulp, and its key step is: the water of will manufacturing paper with pulp first carries out recycled fiber; Then carry out precipitation process; Reuse after supernatant importing milipore filter recovery after the precipitation and the reverse osmosis membrane processing.The major defect of this processing method is: 1, precipitation process speed is slow, and efficient is low; 2, the film processing system cost of investment is high, and operating cost is expensive equally, and treating capacity is little, can not satisfy the large-scale production requirement.
Summary of the invention
The present invention is in order to solve weak point of the prior art, the papermaking-method reconstituted tobaccos of provide that a kind of technique is simple, the production water consumption is few, treating capacity large, the yield of manufacturing paper with pulp is high, plain boiled water can reuse, the plain boiled water discharging the does not pollute the environment plain boiled water process for reclaiming of manufacturing paper with pulp.
For solving the problems of the technologies described above, the present invention adopts following technical scheme: the papermaking-method reconstituted tobaccos plain boiled water process for reclaiming of manufacturing paper with pulp, may further comprise the steps,
(1), the enriched water of discharging in waste stuff and the process of manufacturing paper with pulp is joined in the couch roll broken pond, re-using the first sieve bend screens the slurries in the couch roll broken pond, the slurries that see through the first sieve bend enter into the plain boiled water collecting pit, will not see through the fiber recovery of the first sieve bend;
(2), squeeze plain boiled water and wash blanket water through the filtration of the second sieve bend, except the blanket fabric fiber that contains in anhydrating, the slurries that see through the second sieve bend enter into the plain boiled water collecting pit;
(3), make the system water of manufacturing paper with pulp guarantee effective replacement rate the plain boiled water partial discharge part in the plain boiled water collecting pit, anionic trash, resinae impurity content and the mushroom quantity of control plain boiled water;
(4), use water pump that the white water pump in the plain boiled water collecting pit is processed toward horizontal spiral centrifuge;
(5), centrifugal rear water filters through too much disk filter, purifying waste water after the filtration enters into feeder;
(6), in feeder, fill into clear water, the water in the feeder is for the production of transferring dense reuse and direct low-pressure washing net blanket.
Add medicine in the plain boiled water collecting pit in step (3), medicine is flocculant.
The slot size of described the first sieve bend and the second sieve bend is the 150-200 order.
The separation factor of described horizontal spiral centrifuge is 3000-4000.
The screen pack aperture of described many disk filters is 1 μ m.
Adopt technique scheme, the present invention has following beneficial effect:
1, industrial water consumption is low, reduces production costs;
2, can improve the yield of manufacturing paper with pulp after the fiber recovery, increase productivity effect;
3, the horizontal spiral centrifuge disposal ability is large, and per hour treating capacity can reach 45 tons more than the water;
4, quantity of wastewater effluent and need treating capacity are little, and production cost is low;
5, whole water treatment process is short, and treating capacity is large, and the equipment operational reliability is high, and operating cost is low, and water quality is good after the processing, can be directly used in to produce to transfer dense reuse and direct low-pressure washing net blanket.
Description of drawings
Fig. 1 is process chart of the present invention.
The specific embodiment
As shown in Figure 1, the papermaking-method reconstituted tobaccos of the present invention plain boiled water process for reclaiming of manufacturing paper with pulp may further comprise the steps:
(1), the enriched water of discharging in waste stuff and the process of manufacturing paper with pulp is joined in the couch roll broken pond, re-using the first sieve bend screens the slurries in the couch roll broken pond, the slot size of the first sieve bend is the 150-200 order, the slurries that see through the first sieve bend enter into the plain boiled water collecting pit, will not see through the fiber recovery of the first sieve bend;
(2), squeeze plain boiled water and wash blanket water through the filtration of the second sieve bend, the slot size of the second sieve bend is the 150-200 order, except anhydrating the middle blanket fabric fiber that may contain, preventing that the blanket fabric fiber from entering affects the product sucking quality in the page, the slurries that see through the second sieve bend enter into the plain boiled water collecting pit;
(3), make the system water of manufacturing paper with pulp guarantee effective replacement rate the plain boiled water partial discharge part in the plain boiled water collecting pit, anionic trash, resinae impurity content and the mushroom quantity of control plain boiled water;
(4), toward the horizontal spiral centrifuge processing, the separation factor of horizontal spiral centrifuge is 3000-4000 to the use water pump with the white water pump in the plain boiled water collecting pit;
(5), centrifugal rear water filters through too much disk filter, the screen pack aperture of many disk filters is 1 μ m, purifying waste water after the filtration enters into feeder; Centrifugal slagging tap dealt carefully with separately;
(6), in feeder, fill into clear water, the water in the feeder is for the production of transferring dense reuse and direct low-pressure washing net blanket.
Fiber after reclaiming in step (1) can be used for the slurry with slurry, and then stream is delivered to the paper machine and manufactured paper with pulp raising production yield.
The equipment such as the employed water pump of name of the present invention, horizontal spiral centrifuge, many disk filters are existing mature technology, and concrete structure repeats no more.Flocculant also is prior art products.
Need to illustrate that the long mesh paper making machine flow process of manufacturing paper with pulp is as follows: the paper pulp for preparing stream after the enriched water dilution is delivered to the network of rivers, and slurry is stayed and formed the l Water Paper page or leaf on the network of rivers, and the water that filters the network of rivers contains a large amount of fiber fines and filler, is called enriched water; The l Water Paper page or leaf is cut edge before being transferred to press section from the network of rivers, and the laggard l Water Paper page or leaf that enters couch roll broken pond of cutting edge is called waste stuff; The l Water Paper page or leaf enters press section and is squeezing plain boiled water by woollen blanket squeezing water outlet, and the water that carries out again the water that vacuum draw goes out after press felt is washed is called washes blanket water.
In order to promote the water treatment effect, can add medicine in the plain boiled water collecting pit in step (3), medicine is flocculant.Whether add medicine and have following effect, as shown in the table:
| Water quality | SS(mg/L) | Clearance |
| Former plain boiled water | 3215 | / |
| Do not add medicine, the filtration of 1 μ m screen pack | 823 | 74.4% |
| Add medicine, the filtration of 1 μ m screen pack | 156 | 95.1% |
| Do not add medicine, centrifugal treating | 620 | 80.7% |
| Add medicine, centrifugal treating | 501 | 84.4% |
| Add medicine, centrifugal, 1 μ m screen pack filtration | 41 | 98.7% |
Claims (5)
1. the papermaking-method reconstituted tobaccos plain boiled water process for reclaiming of manufacturing paper with pulp is characterized in that: may further comprise the steps,
(1), the enriched water of discharging in waste stuff and the process of manufacturing paper with pulp is joined in the couch roll broken pond, re-using the first sieve bend screens the slurries in the couch roll broken pond, the slurries that see through the first sieve bend enter into the plain boiled water collecting pit, will not see through the fiber recovery of the first sieve bend;
(2), squeeze plain boiled water and wash blanket water through the filtration of the second sieve bend, except the blanket fabric fiber that contains in anhydrating, the slurries that see through the second sieve bend enter into the plain boiled water collecting pit;
(3), make the system water of manufacturing paper with pulp guarantee effective replacement rate the plain boiled water partial discharge part in the plain boiled water collecting pit, anionic trash, resinae impurity content and the mushroom quantity of control plain boiled water;
(4), use water pump that the white water pump in the plain boiled water collecting pit is processed toward horizontal spiral centrifuge;
(5), centrifugal rear water filters through too much disk filter, purifying waste water after the filtration enters into feeder;
(6), in feeder, fill into clear water, the water in the feeder is for the production of transferring dense reuse and direct low-pressure washing net blanket.
2. the papermaking-method reconstituted tobaccos according to claim 1 plain boiled water process for reclaiming of manufacturing paper with pulp, it is characterized in that: add medicine in the plain boiled water collecting pit in step (3), medicine is flocculant.
3. the papermaking-method reconstituted tobaccos according to claim 1 and 2 plain boiled water process for reclaiming of manufacturing paper with pulp, it is characterized in that: the slot size of described the first sieve bend and the second sieve bend is the 150-200 order.
4. the papermaking-method reconstituted tobaccos according to claim 1 and 2 plain boiled water process for reclaiming of manufacturing paper with pulp, it is characterized in that: the separation factor of described horizontal spiral centrifuge is 3000-4000.
5. the papermaking-method reconstituted tobaccos according to claim 1 and 2 plain boiled water process for reclaiming of manufacturing paper with pulp, it is characterized in that: the screen pack aperture of described many disk filters is 1 μ m.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103829365A (en) * | 2014-03-18 | 2014-06-04 | 广东省金叶科技开发有限公司 | Corrosion-prevention method for paper-making process reconstituted tobacco production white water system |
| CN104261582A (en) * | 2014-10-31 | 2015-01-07 | 扬州佳境环境设备有限公司 | On-line white water recovery system and method for tobacco sheet |
| CN104432471A (en) * | 2014-12-29 | 2015-03-25 | 安徽中烟再造烟叶科技有限责任公司 | Recycling method for manufacturing white water of reconstituted tobacco |
| CN106219826A (en) * | 2016-09-09 | 2016-12-14 | 湖北中烟工业有限责任公司 | A kind of papermaking-method reconstituted tobaccos plain boiled water staged care step reclaiming system and method |
| CN107487875A (en) * | 2017-08-24 | 2017-12-19 | 上海烟草集团有限责任公司 | A kind of papermaking-method reconstituted tobaccos are manufactured paper with pulp white water recycling handling process |
| CN110424175A (en) * | 2019-09-04 | 2019-11-08 | 牡丹江恒丰纸业股份有限公司 | A kind of system and method handling paper machine white water and clear water |
| CN113498875A (en) * | 2021-07-09 | 2021-10-15 | 河南卷烟工业烟草薄片有限公司 | Method for recovering aroma substances in reconstituted tobacco concentrated white water and application |
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| CN101798768A (en) * | 2009-05-13 | 2010-08-11 | 侯俊民 | Waste paper regeneration environmental protection device and method |
| CN102677532A (en) * | 2012-05-28 | 2012-09-19 | 东莞天龙纸业有限公司 | Process for preparing cultural paper by utilizing full-recovered pulp |
| CN102733226A (en) * | 2012-07-16 | 2012-10-17 | 上海殷泰纸业有限公司 | Method for preparing stainless steel interleaving paper by wastepaper |
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| DE10011696A1 (en) * | 1999-03-10 | 2000-10-26 | Ahlstrom Machinery Oy Espoo | Recovering fibres from white water in pulp, paper or board making process, by filtration using a pulp fraction taken from the pulp mixing vessel |
| CN101798768A (en) * | 2009-05-13 | 2010-08-11 | 侯俊民 | Waste paper regeneration environmental protection device and method |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103829365A (en) * | 2014-03-18 | 2014-06-04 | 广东省金叶科技开发有限公司 | Corrosion-prevention method for paper-making process reconstituted tobacco production white water system |
| CN104261582A (en) * | 2014-10-31 | 2015-01-07 | 扬州佳境环境设备有限公司 | On-line white water recovery system and method for tobacco sheet |
| CN104261582B (en) * | 2014-10-31 | 2016-06-15 | 扬州佳境环境科技股份有限公司 | Reconstituted tobacoo plain boiled water online recycling method |
| CN104432471A (en) * | 2014-12-29 | 2015-03-25 | 安徽中烟再造烟叶科技有限责任公司 | Recycling method for manufacturing white water of reconstituted tobacco |
| CN104432471B (en) * | 2014-12-29 | 2016-03-02 | 安徽中烟再造烟叶科技有限责任公司 | Reconstituted tobacco is manufactured paper with pulp the reuse method of plain boiled water |
| CN106219826A (en) * | 2016-09-09 | 2016-12-14 | 湖北中烟工业有限责任公司 | A kind of papermaking-method reconstituted tobaccos plain boiled water staged care step reclaiming system and method |
| CN106219826B (en) * | 2016-09-09 | 2022-06-24 | 湖北中烟工业有限责任公司 | Grading treatment and cascade recycling system and method for white water of paper-making reconstituted tobacco |
| CN107487875A (en) * | 2017-08-24 | 2017-12-19 | 上海烟草集团有限责任公司 | A kind of papermaking-method reconstituted tobaccos are manufactured paper with pulp white water recycling handling process |
| CN110424175A (en) * | 2019-09-04 | 2019-11-08 | 牡丹江恒丰纸业股份有限公司 | A kind of system and method handling paper machine white water and clear water |
| CN110424175B (en) * | 2019-09-04 | 2024-04-30 | 牡丹江恒丰纸业股份有限公司 | System and method for treating white water and clean water of paper machine |
| CN113498875A (en) * | 2021-07-09 | 2021-10-15 | 河南卷烟工业烟草薄片有限公司 | Method for recovering aroma substances in reconstituted tobacco concentrated white water and application |
| CN113498875B (en) * | 2021-07-09 | 2022-07-19 | 河南卷烟工业烟草薄片有限公司 | Method for recovering aroma substances in reconstituted tobacco concentrated white water and application |
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| CN103349867B (en) | 2015-04-01 |
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