CN104404809B - Waste stuff treating apparatus - Google Patents
Waste stuff treating apparatus Download PDFInfo
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- CN104404809B CN104404809B CN201410606255.2A CN201410606255A CN104404809B CN 104404809 B CN104404809 B CN 104404809B CN 201410606255 A CN201410606255 A CN 201410606255A CN 104404809 B CN104404809 B CN 104404809B
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- waste stuff
- treating apparatus
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- waste
- stuff
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Classifications
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
- D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
- D21D5/02—Straining or screening the pulp
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/30—Defibrating by other means
- D21B1/32—Defibrating by other means of waste paper
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
Abstract
<b> the invention provides a kind of waste stuff treating apparatus, comprising: broken sieves, and for carrying out initial gross separation to the waste stuff from production line of paper machine, comprises into slurry end and slurry output end; Water Extraction Machinery, for dewatering to the waste stuff after the process of described broken sieve, comprises pulp inlet and grout outlet, the slurry output end configured in fluid communication that pulp inlet and broken sieve; And fluffer, for discongesting process to the waste stuff after dehydration, comprise stock inlet and plasma discharge mouth, the grout outlet configured in fluid communication of stock inlet and described Water Extraction Machinery.By waste stuff treating apparatus of the present invention, the fiber in waste stuff is discongested out and intensity is unaffected, becomes the intensity of paper and paper machine operation efficiency to be guaranteed.In addition, because waste stuff does not need through the process of secondary stock line, slurry line output is increased, meets the demand of paper machine.And waste stuff treating apparatus of the present invention, structure is simple, and operating cost is low, and single unit system can realize Automated condtrol.</b>
Description
Technical field
the present invention relates to pulp technology for making paper, relate more specifically to a kind of waste stuff treating apparatus.
Background technology
causing in industry, can produce a large amount of broken in the process of paper, these brokens are recovered utilization usually.But, in recycling, machine broke delivers to waste paper pulp-making discharging tower, after screening, purification, concentrated, heat partition, defibrination process, fiber is refinement further, and fibre strength is deteriorated, and causes paper strength to reduce, this also affects web part of paper machine dehydration simultaneously, and paper machine operation efficiency is declined; In addition, waste stuff gets back to the process of secondary stock line, makes the production declining of slurry line, can not meet paper machine demand.
Summary of the invention
in order to overcome the problems referred to above of the prior art, the invention provides a kind of waste stuff treating apparatus, the waste stuff after process can directly papermaking, and while guarantee finished paper intensity, improve the disposal ability of slurry line, and structure is simple, processing procedure can auto-control.
the technical solution used in the present invention is:
a kind of waste stuff treating apparatus, comprising:
broken sieves, and it, for carrying out initial gross separation to the waste stuff from production line of paper machine, comprises into slurry end and slurry output end;
water Extraction Machinery, it, for dewatering to the waste stuff after the process of broken sieve, comprises pulp inlet and grout outlet, the slurry output end configured in fluid communication that pulp inlet and broken sieve; And
fluffer, it, for discongesting process to the waste stuff after dehydration, comprises stock inlet and plasma discharge mouth, the grout outlet configured in fluid communication of stock inlet and Water Extraction Machinery.
further, the waste stuff from production line of paper machine is delivered in broken sieve by the first stock line, and the grout outlet of Water Extraction Machinery and the stock inlet of fluffer are by the second stock line configured in fluid communication.
preferably, this treating apparatus also comprises the first air mix facilities be arranged on the first stock line and the second air mix facilities be arranged on the second stock line.
more preferably, first air mix facilities comprises the first inlet channel with the first stock line configured in fluid communication, first inlet channel is provided with the first water regulating valve, first stock line is also provided with the first densimeter, and the first densimeter is for measuring the concentration of the waste stuff after the first air mix facilities dilution.
preferably, the first densimeter and the first water regulating valve are electrically connected, and realize the automatic control to waste stuff concentration.After the first air mix facilities dilution, the concentration of the waste stuff entering broken sieve is controlled to be about 1.5-2.5% at mass fraction.By arranging the first air mix facilities and the first densimeter, waste stuff from production line of paper machine is diluted to certain concentration, make the concentration of waste stuff more stable, broken sieve carries out preliminary treatment to the waste stuff after the first air mix facilities dilution, and the impurity etc. that some are larger is removed.
more preferably, second air mix facilities comprises the second inlet channel with the second stock line configured in fluid communication, second inlet channel is provided with the second water regulating valve, second stock line is also provided with the second densimeter, and the second densimeter is for measuring the concentration of the waste stuff after the second air mix facilities dilution.
preferably, the second densimeter and the second water condition valve are electrically connected, and realize the automatic control automatically to Water Extraction Machinery waste stuff concentration out.After Water Extraction Machinery dehydration, the concentration of waste stuff reaches mass fraction and is about 4-6%, and after the second air mix facilities dilution, the concentration dilution entering the waste stuff of fluffer is about 3-4% to mass fraction.The setting of the second air mix facilities and the second densimeter, makes the concentration of the waste stuff entering fluffer also more stable, and the treatment effect of whole like this device is all more stable.
further, the slurry output end of broken sieve comprises screenings outlet and serum outlet, and the pulp inlet of serum outlet and Water Extraction Machinery is by the 3rd stock line configured in fluid communication.Screenings outlet, is further processed in secondary stock line by screenings Cemented filling.
further, Water Extraction Machinery also comprises delivery port, and water is discharged by outlet conduit by delivery port, outlet conduit is provided with the 3rd water regulating valve, after water out enters pond afterwards from outlet conduit, and further recycle.
preferably, treating apparatus also comprises liquid level display controller, and itself and Water Extraction Machinery and the 3rd control valve are electrically connected respectively, for show and by the liquid level of the 3rd governor valve control Water Extraction Machinery.
further, treating apparatus also comprises the stock tank be arranged on the second stock line, and stock tank is between Water Extraction Machinery and the second air mix facilities.
further, treating apparatus also comprises the paper machine pond with slurry for storing from the waste stuff tower of the waste stuff of production line of paper machine and the plasma discharge mouth configured in fluid communication with fluffer, and the plasma discharge mouth of fluffer is also by the 4th stock line and stock tank configured in fluid communication.From fluffer waste stuff out, be delivered in paper machine pond with slurry, when slurry amount is excessive, unnecessary waste stuff is then delivered in stock tank by the 4th stock line, and backflow uses, and the flow of such waste stuff and concentration are all more stable, the treatment effect of whole device is more stable, also better.
compared with prior art, the present invention has the following advantages: the invention provides a kind of waste stuff treating apparatus, this device comprises broken sieve, Water Extraction Machinery and fluffer, also comprise air mix facilities, control valve and densimeter etc., single unit system can realize the concentration of Automated condtrol slurry, overall structure is simple, and disposal ability is strong.By waste stuff treating apparatus of the present invention, waste stuff on production line of paper machine does not need to enter in waste paper line as in conventional art, avoid and weaken waste paper line operational efficiency and fibre strength and to be deteriorated the problem that the finished paper intensity that causes reduces, save cost, provide the operating efficiency of paper machine, be with a wide range of applications.
brief Description Of Drawings
fig. 1 is waste stuff handling process schematic diagram of the prior art.
fig. 2 is the schematic diagram of waste stuff treating apparatus of the present invention.
in figure: 1, broken sieve; 2, Water Extraction Machinery; 21, the 3rd water regulating valve; 3, fluffer; 4, the first stock line; 41, the first water regulating valve; 42, the first densimeter; 43, the first slurry control valve; 44, the first stock pump; 5, the second stock line; 51, the second water regulating valve; 52, the second densimeter; 53, the second stock pump; 6, the 3rd stock line; 61, control valve; 62, flowmeter; 7, liquid level display controller; 8, stock tank; 9, tower is starched; 10, paper machine pond with slurry; 11, the 4th stock line.
Detailed description of the invention
below in conjunction with specific embodiment and accompanying drawing, the present invention is described in further detail, so that those skilled in the art can understand the present invention better, thus more explicit defining is made to protection scope of the present invention.
consult Fig. 1, Fig. 1 illustrates waste stuff handling process of the prior art, and wherein machine broke slurry enters in the discharging tower of waste paper line, enters in paper machine pond with slurry for papermaking after screening, purification, concentrated, dirt count, polishing.This handling process can cause the further refinement of the fiber in waste stuff, and fibre strength is deteriorated, and causes finished paper intensity to reduce, and affect web part of paper machine dehydration, paper machine operation efficiency declines simultaneously.In addition, waste stuff gets back to the process of secondary stock line, makes the production declining starching line, can not meet paper machine demand.
consult Fig. 2, Fig. 2 illustrates an embodiment of waste stuff treating apparatus of the present invention, and in this embodiment, waste stuff treating apparatus comprises: broken sieve 1, and it, for carrying out initial gross separation to the waste stuff from production line of paper machine, comprises into slurry end and slurry output end; Gravity thickener 2, for dewatering to the waste stuff after broken sieve 1 process, comprise pulp inlet and grout outlet, pulp inlet and broken sieve the slurry output end configured in fluid communication of 1; And fluffer 3, for discongesting process to the waste stuff after dehydration, comprise stock inlet and plasma discharge mouth, the grout outlet configured in fluid communication of stock inlet and described Water Extraction Machinery 2.
particularly, the waste stuff from production line of paper machine is stored in waste stuff tower 9, and the waste stuff in waste stuff tower 9 is delivered in broken sieve 1 by the first stock line 4 and carries out initial gross separation, by large Impurity removal.First stock line 4 is provided with the first air mix facilities, first air mix facilities comprises the first inlet channel with the first stock line 4 configured in fluid communication, first inlet channel is provided with the first water regulating valve 41, first stock line 4 is also provided with the first densimeter 42, first densimeter 42 for measuring the concentration of the waste stuff after the first air mix facilities dilution.First stock line 4 is also provided with the first slurry control valve 43 and enters slurry end for the first stock pump 44, first densimeter 42 of pumping waste stuff near broken sieve 1.First densimeter 42 and the first water regulating valve are electrically connected, and achieve the automatic adjustment of the concentration to the waste stuff entering broken sieve like this.
the slurry output end of broken sieve 1 comprises screenings outlet and serum outlet, the pulp inlet of serum outlet and Water Extraction Machinery 2 is by the 3rd stock line 6 configured in fluid communication, 3rd stock line 6 is provided with flowmeter 62 and control valve 61, flowmeter 62 and control valve 61 are electrically connected, and realize the automatic control of flow.Screenings outlet is connected with secondary stock line by screenings pipeline, like this, sieves 1 screenings out just get back to secondary stock line and again process from broken.Screenings pipeline is also provided with flowmeter and control valve, and they are electrically connected to each other, and achieve the automatic control of screenings discharge rate.
the grout outlet of gravity thickener 2 is connected with stock tank 8, enters stock tank 8 from the grout outlet slurries out of Water Extraction Machinery 2, and the stock inlet of prizes pool 8 and fluffer 3 is from passing through the second stock line 5 configured in fluid communication.Second stock line 5 is provided with the second air mix facilities.Second air mix facilities comprises the second inlet channel with the second stock line 5 configured in fluid communication, second inlet channel is provided with the second water regulating valve 51, second stock line is also provided with the second densimeter 52, second densimeter 52 for measuring the concentration of the waste stuff after the second air mix facilities dilution.Second stock line 5 is also provided with the second stock pump 53, for waste stuff is delivered to fluffer 3 from stock tank 8.Second densimeter 52 and the second water regulating valve 51 are electrically connected, and achieve the automatic control to waste stuff concentration.Water Extraction Machinery 2 also comprises delivery port (discharge plain boiled water), and water is discharged by outlet conduit by delivery port, outlet conduit is provided with the 3rd water regulating valve 21.
waste stuff treating apparatus of the present invention also comprises liquid level display controller (LIC) 7, and itself and Water Extraction Machinery 2 and the 3rd control valve 21 are electrically connected respectively, for showing and being controlled the liquid level of Water Extraction Machinery 2 by the 3rd control valve 21.LIC can ensure the level stability in Water Extraction Machinery 2, ensures the concentration of the waste stuff in subsequent treatment, contributes to Treatment Stability and the effect of whole device.
treating apparatus of the present invention also comprises paper machine pond 10 with slurry, and the plasma discharge mouth of itself and fluffer 3 is by slurries pipeline configured in fluid communication, and this slurries pipeline is provided with flowmeter and control valve, and they are electrically connected to each other, and achieve the automatic control of waste stuff flow in pipeline.The plasma discharge mouth of fluffer 3 is also by the 4th stock line 11 and stock tank 8 configured in fluid communication.When the flow of the ducted waste stuff of above-mentioned slurries is excessive, excessive waste stuff is delivered in stock tank 8 by the 4th stock line 11, backflow uses, and the concentration of adjustable waste stuff, 4th stock line 11 is also provided with flowmeter and control valve, they are electrically connected to each other, and achieve the automatic control of waste stuff flow in this pipeline.
in the present invention, machine broke slurry can be directly used in papermaking after the process of waste stuff treating apparatus, and waste stuff does not need again through the process of waste paper pulp-making line, and slurry line output increases, and meets the demand of paper machine slurry; Meanwhile, waste stuff is after the process of waste stuff treating apparatus, and fiber is discongested out, and reach the production requirement of paper machine, and fibre strength is unaffected, becomes the intensity of paper and paper machine operation efficiency greatly to improve.In addition, web part of paper machine dehydration and operational efficiency improve, and waste stuff process energy consumption declines.Waste stuff is after the process of waste stuff treating apparatus, and paper machine is directly with slurry, and the production capacity of secondary stock line improves relatively, and solve paper machine slurry quantity not sufficient problem, paper machine production capacity increases, and production cost reduces.
in the present invention, after the first air mix facilities dilution, in broken sieve, waste stuff is diluted to 1.5-2.5%(mass fraction), through the process of broken sieve, screenings removes secondary stock line, and good slurry removes gravity thickener.Gravity thickener is concentrated to 4-6%(mass fraction slurries), dense plain boiled water is out to machine water pond, and slurry arrives stock tank, after the second air mix facilities dilution, the waste stuff concentration entering fluffer is 3-4%(mass fraction), the waste stuff of discongesting is sent to paper machine pond with slurry.
in the present invention, the quality of waste stuff, by adjusting the bed drain purge of screenings outlet and the good slurry flow-control of serum outlet of broken sieve, when waste stuff is clean, reduces bed drain purge, increases good slurry amount; Otherwise, increase bed drain purge, reduce good slurry amount.
in the present invention, the liquid level of gravity thickener is regulated by control valve 21 and leaches the water rate control of plain boiled water to machine water pond.Waste stuff is after the process of waste stuff treating apparatus, and waste stuff is with slurry according to certain ratio, ensures that quality of finished paper is stablized.
above specific embodiment of the present invention is illustrated; but protection content of the present invention is not only limited to above embodiment; in art of the present invention, the usual knowledge of a GPRS, just can carry out diversified change within the scope of its technology main idea.
Claims (8)
1. a waste stuff treating apparatus, is characterized in that, comprising:
Broken sieve (1), it, for carrying out initial gross separation to the waste stuff from production line of paper machine, comprises into slurry end and slurry output end; Water Extraction Machinery (2), it is for dewatering to the waste stuff after described broken sieve (1) process, and comprise pulp inlet and grout outlet, described pulp inlet and described broken sieve the slurry output end configured in fluid communication of (1); And fluffer (3), it, for discongesting process to the waste stuff after dehydration, comprises stock inlet and plasma discharge mouth, the grout outlet configured in fluid communication of described stock inlet and described Water Extraction Machinery (2); Waste stuff from production line of paper machine is delivered in described broken sieve (1) by the first stock line (4), and the grout outlet of described Water Extraction Machinery (2) and the stock inlet of described fluffer (3) are by the second stock line (5) configured in fluid communication; The slurry output end of described broken sieve (1) comprises screenings outlet and serum outlet, and the pulp inlet of described serum outlet and described Water Extraction Machinery (2) is by the 3rd stock line (6) configured in fluid communication.
2. waste stuff treating apparatus according to claim 1, is characterized in that: this treating apparatus also comprises the first air mix facilities be arranged on described first stock line (4) and the second air mix facilities be arranged on described second stock line (5).
3. waste stuff treating apparatus according to claim 2, it is characterized in that: described first air mix facilities comprises the first inlet channel with described first stock line (4) configured in fluid communication, described first inlet channel is provided with the first water regulating valve (41), described first stock line (4) is also provided with the first densimeter (42), and described first densimeter (42) is for measuring the concentration of the waste stuff after the first air mix facilities dilution.
4. waste stuff treating apparatus according to claim 2, it is characterized in that: described second air mix facilities comprises the second inlet channel with the second stock line (5) configured in fluid communication, described second inlet channel is provided with the second water regulating valve (51), described second stock line is also provided with the second densimeter (52), described second densimeter (52) is for measuring the concentration of the waste stuff after the second air mix facilities dilution.
5. waste stuff treating apparatus according to claim 1, is characterized in that: described Water Extraction Machinery (2) also comprises delivery port, and water is discharged by outlet conduit by described delivery port, described outlet conduit is provided with the 3rd water regulating valve (21).
6. waste stuff treating apparatus according to claim 5, it is characterized in that: described treating apparatus also comprises liquid level display controller (7), itself and described Water Extraction Machinery (2) and the 3rd control valve (21) are electrically connected, respectively for showing and passing through the liquid level that the 3rd control valve (21) controls described Water Extraction Machinery (2).
7. waste stuff treating apparatus according to claim 2, is characterized in that: described treating apparatus also comprises the stock tank (8) be arranged on described second stock line (5), and stock tank (8) is positioned between Water Extraction Machinery (2) and the second air mix facilities.
8. waste stuff treating apparatus according to claim 7, it is characterized in that: described treating apparatus also comprises the paper machine pond with slurry (10) for storing from the waste stuff tower (9) of the waste stuff of production line of paper machine and the plasma discharge mouth configured in fluid communication with described fluffer (3), the plasma discharge mouth of described fluffer (3) is also by the 4th stock line (11) and described stock tank (8) configured in fluid communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410606255.2A CN104404809B (en) | 2014-10-31 | 2014-10-31 | Waste stuff treating apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410606255.2A CN104404809B (en) | 2014-10-31 | 2014-10-31 | Waste stuff treating apparatus |
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| CN104404809A CN104404809A (en) | 2015-03-11 |
| CN104404809B true CN104404809B (en) | 2016-03-16 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105672015A (en) * | 2016-01-27 | 2016-06-15 | 新乡新亚纸业集团股份有限公司 | Broke disposal and recovery technology and system |
| CN106436408B (en) * | 2016-11-30 | 2019-02-12 | 芬欧汇川(中国)有限公司 | Broke treatment system and the method for preventing back segment broken slot overflow using the system |
| CN107447567A (en) * | 2017-09-30 | 2017-12-08 | 枣庄市恒宇纸业有限公司 | A kind of processing unit of papermaking equipment slurry |
| CN109610215B (en) * | 2018-12-21 | 2021-09-24 | 玖龙纸业（东莞）有限公司 | Waste water recovery device of paper-making disintegrating section and utilization method |
| CN111424449A (en) * | 2020-04-07 | 2020-07-17 | 山东仁丰特种材料股份有限公司 | Paper roll copy-back equipment and copy-back method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5137599A (en) * | 1988-10-03 | 1992-08-11 | Prime Fiber Corporation | Conversion of pulp and paper mill sludge to papermaking pulp |
| NZ247276A (en) * | 1992-04-06 | 1994-12-22 | Westvaco Corp | Production of papermaking fibre of low lignin content from recycled high lignin waste paper; mixtures with fresh pulp and products produced therefrom |
| EP0653510A3 (en) * | 1993-11-11 | 1996-02-21 | Voith Gmbh J M | Process for treatment of printed waste paper. |
| US7163604B2 (en) * | 2001-04-23 | 2007-01-16 | Jlr Pulping Systems Ab | Production of fiber suspension from waste paper |
| DE10219844C1 (en) * | 2002-05-03 | 2003-09-18 | Voith Paper Patent Gmbh | Hot dispersion of a paper fiber suspension, from used recycled paper, has a press to give a high-consistency suspension for heating, with measurements of heating energy consumption to control the press action |
| EP2752521A1 (en) * | 2013-01-04 | 2014-07-09 | UPM-Kymmene Corporation | A method for manufacturing a fiber based product, a fiber based product and a starting material and its use |
| CN204174471U (en) * | 2014-10-31 | 2015-02-25 | 玖龙纸业（太仓）有限公司 | Waste stuff treating apparatus |
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