CN204780446U - Production cow hide boxboard OCC slurrying plain boiled water device for paper - Google Patents
Production cow hide boxboard OCC slurrying plain boiled water device for paper Download PDFInfo
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- CN204780446U CN204780446U CN201520415661.0U CN201520415661U CN204780446U CN 204780446 U CN204780446 U CN 204780446U CN 201520415661 U CN201520415661 U CN 201520415661U CN 204780446 U CN204780446 U CN 204780446U
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Abstract
The utility model provides a production cow hide boxboard OCC slurrying plain boiled water device for paper, its characterized in that, concentrated machine of long fine polydisc and the fine clarification plain boiled water pond of the pure water leg union coupling length of the concentrated machine of short fiber polydisc, concentrated machine of long fine polydisc and the fine turbid plain boiled water pond of the turbid plain boiled water water leg union coupling length of the concentrated machine of short fiber polydisc, the fine clarification plain boiled water pond of length, short fiber weigh matter plain boiled water pond and for classifying screen plain boiled water pond constitution clarification plain boiled water overflow system step by step for the desander, the desander for plain boiled water pond of the fine turbid plain boiled water pond of length, long fine light, long fine fine screen the for plain boiled water pond, long fine heavy matter for the desander plain boiled water pond and pulping and coarse screening with the turbid plain boiled water of plain boiled water pond constitution overflow system step by step. The utility model discloses reduced the investment of plain boiled water delivery pump and can effectively reduce operating power consumption, improved the one -tenth of short -staple thick liquid and starch the quality to improve the one -tenth paper volume of cow hide boxboard paper.
Description
Technical field
The utility model relates to a kind of kraft paperboard and manufactures paper with pulp with OCC (OldCorrugatedContainer, old corrugated paper) slurrying white-water system, the plain boiled water treatment system of OCC slip house when manufacturing paper with pulp for kraft paperboard, belongs to OCC pulping system technical field.
Background technology
As shown in Figure 1, be traditional OCC slurrying white-water system.Long, the pure water 1 of short fiber polydisc thickener enters the fine clarified white water pond 3 of length by its water leg pipe, except a small amount of clarified white water is used for the spray of polydisc, remaining all overflows to the fine turbid white water chest 4 of length, long, the turbid plain boiled water 2 of short fiber polydisc thickener enters the fine turbid white water chest 4 of length by its water leg pipe, turbid plain boiled water is transported to short fiber heavy desander white water chest 5 respectively by turbid white water pump 11, classifying screen white water chest 6, long fine lightweight desander white water chest 7, long fine fine screen white water chest 8, long fine heavy desander white water chest 9, pulping and scalping white water chest 10, for the concentration adjustment of these system slurries.
When producing kraft paperboard by traditional OCC plain boiled water treatment system, disadvantage: 1) water that thickens of the system such as short fiber heavy desander system, long fine lightweight desander system, long fine fine-screening system, long fine heavy desander needs to be transported to each white water chest by turbid white water pump, can increase equipment investment and operation energy consumption; 2) easily produce the secondary pollution of the impurity such as sicker, reduce the quality of finished pulp.
Summary of the invention
The purpose of this utility model is to provide a kind of kraft paperboard and manufactures paper with pulp with OCC slurrying plain boiled water device, to reduce equipment investment and operation energy consumption, improves the quality of finished pulp.
In order to achieve the above object, the utility model provides a kind of production kraft paperboard OCC slurrying plain boiled water device, it is characterized in that, comprise long fine polydisc thickener, short fiber polydisc thickener, the fine clarified white water pond of length, the fine turbid white water chest of length, short fiber heavy desander white water chest, classifying screen white water chest, long fine lightweight desander white water chest, long fine fine screen white water chest, long fine heavy desander white water chest and pulping and scalping white water chest, wherein, long fine polydisc thickener is connected the fine clarified white water pond of length with the pure water water leg pipe of short fiber polydisc thickener, long fine polydisc thickener is connected the fine turbid white water chest of length with the turbid plain boiled water water leg pipe of short fiber polydisc thickener, the reliable gravity of clarified white water in the fine clarified white water pond of length step by step overflow to short fiber heavy desander white water chest and classifying screen white water chest, the reliable gravity of turbid plain boiled water in the fine turbid white water chest of length is the extremely long fine lightweight desander white water chest of overflow step by step, long fine fine screen white water chest, long fine heavy desander white water chest and pulping and scalping white water chest.
Preferably, the turbid plain boiled water reliable gravity overflow of described classifying screen white water chest is to long fine lightweight desander white water chest.
Preferably, the liquid level of the fine clarified white water pond of described length, short fiber heavy desander white water chest and classifying screen white water chest reduces successively.
Preferably, the liquid level of the fine turbid white water chest of described length, long fine lightweight desander white water chest, long fine fine screen white water chest, long fine heavy desander white water chest and pulping and scalping white water chest reduces successively.
Preferably, the liquid level of described classifying screen white water chest is higher than long fine lightweight desander white water chest.
Compared with prior art, the beneficial effects of the utility model are:
1, production kraft paperboard OCC slurrying plain boiled water device of the present utility model can ensure that short fiber heavy desander in pulping fibre treatment system and classifying screen preferentially use the fine clarified white water of length, effectively can reduce the adhesive content in short fiber treatment system, improve the pulp quality of short fibered pulp, thus improve the quality of finished paper of kraft paperboard.
2, the hydrophobicity macro stickies (as wax etc.) that in production kraft paperboard OCC slurrying plain boiled water device of the present utility model, in plain boiled water, the volume of secondary aggregation is larger easily floats on liquid level in overflow step by step, finally flow to pulping and scalping white water chest, wherein some discharges system by pulping and scalping white water chest overflow, a part can again through the mechanical treatment (fine screen, lightweight desander etc.) of slurrying workshop section in addition, so just can sicker in farthest removal system.
3, plain boiled water in production kraft paperboard OCC slurrying plain boiled water device of the present utility model is from length fibre clarification pond in the flooding process step by step of pulping and scalping white water chest, a large amount of fiber can precipitate after plain boiled water leaves standstill at the bottom of pond, flow to fiber content in the plain boiled water of rear stage to reduce, plain boiled water containing maximum fiber is by long fine lightweight desander, paper manufacturing systems is sent to after long fine heat partition system process, because a large amount of microstickies be adsorbed on fiber are taken away pulping system by the shortest production process, in the whole plain boiled water circulatory system, microstickies content reduces, decrease free microstickies and be again polymerized the possibility forming sicker.
4, the utility model kraft paperboard OCC slurrying white-water system of manufacturing paper with pulp, can replace traditional plain boiled water treatment system completely, not only can save equipment investment and operation energy consumption, can also obtain better stock quality.Clarified white water, turbid plain boiled water to each treatment system white water chest by flow by gravity, are decreased the investment of plain boiled water delivery pump and effectively can reduce operation energy consumption.
Accompanying drawing explanation
Fig. 1 is traditional OCC slurrying white-water system figure;
A kind of OCC slurrying white-water system figure producing kraft paperboard that Fig. 2 provides for the utility model.
Fig. 3 is the overflow precedence diagram of white water chest.
Detailed description of the invention
For making the utility model become apparent, hereby with a preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Embodiment
As shown in Figure 2, production kraft paperboard OCC slurrying plain boiled water device of the present utility model, comprise long fine polydisc thickener, short fiber polydisc thickener, the fine clarified white water pond 3 of length, the fine turbid white water chest 4 of length, short fiber heavy desander white water chest 5, classifying screen white water chest 6, long fine lightweight desander white water chest 7, long fine fine screen white water chest 8, long fine heavy desander white water chest 9 and pulping and scalping white water chest 10, wherein, long fine polydisc thickener is connected the fine clarified white water pond 3 of length with the pure water water leg pipe of short fiber polydisc thickener, long fine polydisc thickener is connected the fine turbid white water chest 4 of length with the turbid plain boiled water water leg pipe of short fiber polydisc thickener, the reliable gravity of clarified white water in the fine clarified white water pond 3 of length step by step overflow to short fiber heavy desander white water chest 5 and classifying screen white water chest 6, the reliable gravity of turbid plain boiled water in the fine turbid white water chest 4 of length is the extremely long fine lightweight desander white water chest 7 of overflow step by step, long fine fine screen white water chest 8, long fine heavy desander white water chest 9 and pulping and scalping white water chest 10.The turbid plain boiled water also extremely long fine lightweight desander white water chest 7 of reliable gravity overflow of classifying screen white water chest 6.
As shown in Figure 3, the liquid level of the fine clarified white water pond 3 of described length, short fiber heavy desander white water chest 5 and classifying screen white water chest 6 reduces successively, make clarified white water in the fine clarified white water pond 3 of length by gravity step by step overflow in short fiber heavy desander white water chest 5 and classifying screen white water chest 6.The liquid level of the fine turbid white water chest 4 of described length, long fine lightweight desander white water chest 7, long fine fine screen white water chest 8, long fine heavy desander white water chest 9 and pulping and scalping white water chest 10 reduces successively, make the reliable gravity of turbid plain boiled water in the fine turbid white water chest 4 of length step by step overflow in long fine lightweight desander white water chest 7, long fine fine screen white water chest 8, long fine heavy desander white water chest 9 and pulping and scalping white water chest 10.The liquid level of described classifying screen white water chest 6, higher than long fine lightweight desander white water chest 7, makes the overflow of the reliable gravity of the clarified white water in classifying screen white water chest 6 to long fine lightweight desander white water chest 7.
The course of work of the present utility model is: the pure water 1 of long and short fine polydisc thickener enters the fine clarified white water pond 3 of length by its water leg pipe, then short fiber heavy desander white water chest 5 is overflowed to, overflow to classifying screen white water chest 6 more afterwards, finally overflow to long fine lightweight desander white water chest 7.The turbid plain boiled water 2 of long and short fine polydisc thickener enters the fine turbid white water chest 4 of length by its water leg pipe, and then overflow extremely grows fine lightweight desander white water chest 7 step by step, long fine fine screen white water chest 8, long fine heavy desander white water chest 9, last overflow is to pulping and scalping white water chest 10.
Production kraft paperboard OCC slurrying plain boiled water device of the present utility model, in kraft paperboard project, first confirms the liquid level of the fine clarified white water pond 3 of length, the fine turbid white water chest 4 of length according to the requirement for height of the pure water of long and short fine polydisc thickener, turbid plain boiled water water leg; Again by the liquid level that relation of successively decreasing confirms short fiber heavy desander white water chest 5, classifying screen white water chest 6 successively, grows fine lightweight desander white water chest 7, grows fine fine screen white water chest 8, grows fine heavy desander white water chest 9 and pulping and scalping white water chest 10; Then the width of spillwag chute at different levels is calculated respectively according to the traffic requirement of overflow plain boiled water at different levels; The more than final confirmation horizontal layout of each white water chest.
Claims (5)
1. produce kraft paperboard OCC slurrying plain boiled water device for one kind, it is characterized in that, comprise long fine polydisc thickener, short fiber polydisc thickener, the fine clarified white water pond (3) of length, the fine turbid white water chest (4) of length, short fiber heavy desander white water chest (5), classifying screen white water chest (6), long fine lightweight desander white water chest (7), long fine fine screen white water chest (8), long fine heavy desander white water chest (9) and pulping and scalping white water chest
(10), wherein, long fine polydisc thickener is connected the fine clarified white water pond (3) of length with the pure water water leg pipe of short fiber polydisc thickener, long fine polydisc thickener is connected the fine turbid white water chest (4) of length with the turbid plain boiled water water leg pipe of short fiber polydisc thickener, the reliable gravity of clarified white water in the fine clarified white water pond (3) of length step by step overflow to short fiber heavy desander white water chest (5) and classifying screen white water chest (6), the reliable gravity of turbid plain boiled water in the fine turbid white water chest (4) of length is the extremely long fine lightweight desander white water chest (7) of overflow step by step, long fine fine screen white water chest (8), long fine heavy desander white water chest (9) and pulping and scalping white water chest (10).
2. production kraft paperboard OCC slurrying plain boiled water device as claimed in claim 1, it is characterized in that, the plain boiled water reliable gravity overflow in described classifying screen white water chest (6) is to long fine lightweight desander white water chest (7).
3. production kraft paperboard OCC slurrying plain boiled water device as claimed in claim 1, it is characterized in that, the liquid level of described length fibre clarified white water pond (3), short fiber heavy desander white water chest (5) and classifying screen white water chest (6) reduces successively.
4. production kraft paperboard OCC slurrying plain boiled water device as claimed in claim 1, it is characterized in that, the liquid level of the fine turbid white water chest (4) of described length, long fine lightweight desander white water chest (7), long fine fine screen white water chest (8), long fine heavy desander white water chest (9) and pulping and scalping white water chest (10) reduces successively.
5. production kraft paperboard OCC slurrying plain boiled water device as claimed in claim 1, is characterized in that, the liquid level of described classifying screen white water chest (6) is higher than long fine lightweight desander white water chest (7).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520415661.0U CN204780446U (en) | 2015-06-16 | 2015-06-16 | Production cow hide boxboard OCC slurrying plain boiled water device for paper |
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| CN201520415661.0U CN204780446U (en) | 2015-06-16 | 2015-06-16 | Production cow hide boxboard OCC slurrying plain boiled water device for paper |
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| CN204780446U true CN204780446U (en) | 2015-11-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486937A (en) * | 2018-04-19 | 2018-09-04 | 玖龙纸业（太仓）有限公司 | A kind of boxboard pulping system |
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- 2015-06-16 CN CN201520415661.0U patent/CN204780446U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486937A (en) * | 2018-04-19 | 2018-09-04 | 玖龙纸业（太仓）有限公司 | A kind of boxboard pulping system |
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