CN207973932U - A kind of paper pulp sand-removing system - Google Patents
A kind of paper pulp sand-removing system Download PDFInfo
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- CN207973932U CN207973932U CN201721919399.9U CN201721919399U CN207973932U CN 207973932 U CN207973932 U CN 207973932U CN 201721919399 U CN201721919399 U CN 201721919399U CN 207973932 U CN207973932 U CN 207973932U
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Abstract
The utility model is related to pulp technology for making paper,Specifically a kind of paper pulp sand-removing system,Including the discharging tower being linked in sequence successively,Pressurized screen,Desander group,Compressor and sludge squeezer,Desander group includes one section of desander being linked in sequence successively,One section of classifying screen,Two sections of desanders,Two sections of classifying screens,Three sections of desanders,Three sections of classifying screens and four sections of desanders,One section of desander,One section of classifying screen,Two sections of classifying screens,Good slurry pipe is further respectively had on three sections of classifying screens,Four sections of desanders,Three sections of desanders,The light slag pipe for being connected to its preceding paragraph desander is further respectively had on two sections of desanders,Classifying screen includes the babinet equipped with sieve,Babinet is equipped with stock inlet,Grout outlet,Good slurry mouth and water filling port,Stock inlet,Grout outlet and water filling port are arranged at below sieve,Stock inlet is arranged above sieve,The water filling port of each classifying screen is separately connected water supply system,This system can mitigate desander load,Reduce equipment attrition,Further improve desanding effect.
Description
Technical field
The utility model is related to pulp technology for making paper, and in particular to a kind of paper pulp sand-removing system.
Background technology
Existing paper grade (stock) scalping purification system gradually carries out screening reject, the row of one section of desander using the desander of level Four
The stock inlet that mouth connects two sections of desanders is starched, the thick liquid discharge mouth of two sections of desanders connects the stock inlet of three sections of desanders, three sections of desanding
The thick liquid discharge mouth of device connects the stock inlet of four sections of desanders, by sand discharge purification system step by step, slurry by next section of desander at
After reason, part size returns to the preceding paragraph desander and continues with again so that the treating capacity of the preceding paragraph desander is excessive, load mistake
Greatly, equipment easy to wear so that the service life of equipment is reduced.
Utility model content
The purpose of this utility model is that it is directed to deficiency in the prior art, and equipment attrition can be reduced by providing one kind,
And improve the paper pulp sand-removing system of desanding effect.
The purpose of this utility model is achieved through the following technical solutions：
A kind of paper pulp sand-removing system, including the discharging tower, pressurized screen, desander group, compressor and the dirt that are linked in sequence successively
Mud squeezer, the desander group include one section of desander being linked in sequence successively, one section of classifying screen, two sections of desanders, two sections
Classifying screen, three sections of desanders, three sections of classifying screens and four sections of desanders, one section of desander, one section of classifying screen, two sections of classifying screens, three
The good slurry pipe of connection thickener is further respectively had on section classifying screen, four sections of desanders, three sections of desanders also divide on two sections of desanders
The light slag pipe of corresponding the preceding paragraph desander She You be connected to, one section of classifying screen, two sections of classifying screens and three sections of classifying screens
Structure is identical, includes classifying screen babinet, sieve is transversely provided in classifying screen babinet, it is corresponding that classifying screen babinet is equipped with connection
The good slurry mouth and note of the stock inlet of the preceding paragraph desander, the grout outlet of the corresponding next section of desander of connection, the good slurry pipe of connection
The mouth of a river, stock inlet, grout outlet and water filling port are arranged at below sieve, and stock inlet is arranged above sieve, the note of each classifying screen
The mouth of a river is separately connected water supply system.
It is preferred that the size of the sieve filter opening of one section of classifying screen, two sections of classifying screens and three sections of classifying screens becomes smaller successively.
It is preferred that the sieve is set as upper layer and lower layer.
The beneficial effects of the utility model：By the way that classifying screen is arranged, and water filling port is set on classifying screen, it is good in paper pulp
Pulp density is smaller, can up move to detach good slurry with flow and pass to thickener, the heavy slag density in paper pulp is larger, meeting
It moves with flow and is discharged from cinder notch again down, and by the filtering of sieve, further realize to good slurry and weigh the fine of slag
Separation；By being arranged multistage classifying screen, and multistage classifying screen be separately positioned on by the preceding paragraph desander to next section of desander it
Between, the slurry of the preceding paragraph desander outflow is further filtered by classifying screen, the good slurry of filtering directly pass to handle it is good
The thickener of slurry so that next section of desander processing load becomes smaller, and then reduces by next section of desander and return to higher level's desander
Light slag load reduces equipment attrition to realize the load for mitigating desanders at different levels, and sieved by desander and multi-level hierarchical
Dual cooperation, further improves desanding effect.
Description of the drawings
Using attached drawing, the utility model is described in further detail, but the embodiment in attached drawing is not constituted to the utility model
Any restrictions for those of ordinary skill in the art without creative efforts, can also be according to following attached
Figure obtains other attached drawings.
Fig. 1 is a kind of structural schematic diagram of paper pulp sand-removing system of the utility model.
Wherein, in Fig. 1, mono- section of classifying screen of 1-, 11- classifying screen babinets, 12- sieves, 13- water supply systems；
Bis- sections of classifying screens of 2-；
Tri- sections of classifying screens of 3-.
Specific implementation mode
The utility model is further described with the following Examples.
The specific implementation mode of a kind of paper pulp sand-removing system of the utility model, as shown in Figure 1, a kind of paper pulp sand-removing system
System, including the discharging tower, pressurized screen, desander group, compressor and the sludge squeezer that are linked in sequence successively, desander group include according to
Secondary one to be linked in sequence section desander, one section of classifying screen, 1, two section of desander, two sections of classifying screens, 2, three sections of desanders, three sections of classifications
Sieve 3 and four sections of desanders, the company of further respectively having on one section of desander, one section of 1, two section of classifying screen, 2, three sections of classifying screen classifying screen 3
The good slurry pipe of logical thickener, four sections of desanders, three sections of desanders further respectively have on two sections of desanders and are connected to its preceding paragraph desanding
The light slag pipe of device, one section of classifying screen, 1, two section of classifying screen 2 is identical with the structure of three sections of classifying screens 3, includes classifying screen babinet 11,
Sieve 12,12 filter opening of sieve of one section of classifying screen, 1, two section of classifying screen 2 and three sections of classifying screens 3 are transversely provided in classifying screen babinet 11
Size become smaller successively, this structure setting so that pass through one section of classifying screen 1, two section of classifying screen 2 and three sections of classifying screens 3 slurry
Material is sieved three times, and abundant desanding filtering, different classifying screen babinet 11 is equipped with the stock inlet of connection epimere desander, connects
The grout outlet of hypomere desander, the good slurry mouth of the good slurry pipe of connection and water filling port, stock inlet, grout outlet and water filling port is connect to be all provided with
It sets below sieve 12, stock inlet is arranged above sieve 12, and the water filling port of each classifying screen is separately connected water supply system 13, passes through
Classifying screen is set, and multistage classifying screen is separately positioned on by the preceding paragraph desander between next section of desander, the preceding paragraph desanding
The slurry of device outflow is further filtered by classifying screen, and the good slurry of filtering directly passes to the thickener for handling good slurry, makes
It obtains next section of desander processing load to become smaller, and then reduces the light slag load that next section of desander returns to higher level's desander, to
It realizes the load for mitigating desanders at different levels, equipment attrition is reduced, and by the dual cooperation of desander and multi-level hierarchical sieve, into one
Step improves desanding effect, and water filling port is arranged on classifying screen, and the good pulp density in paper pulp is smaller, can up be moved with flow
To detach good slurry and pass to thickener, the heavy slag density in paper pulp is larger, can down move with flow and be arranged from weight cinder notch
Going out, and by the filtering of sieve 12, further realizes the fine separation to good slurry and weight slag, sieve 12 is set as upper layer and lower layer,
Realize further desanding filtering.
When work, paper pulp passes to the stock inlet of one section of desander from pressurized screen, and the good slurry of one section of desander filtering passes to place
The thickener of good slurry is managed, remaining slurry passes to one section of classifying screen 1, and after one section of classifying screen 1 is filtered, obtained good slurry passes to
Thickener, remaining slurry sequence pass to two sections of desanders, and the light slag paper pulp of two sections of desanders filtering passes to one section of desander
Stock inlet, remaining slurry sequence pass to two sections of classifying screens 2, and after two sections of classifying screens 2 are filtered, obtained good slurry passes to concentration
Machine, remaining slurry sequence pass to three sections of desanders, the light slag paper pulp of three sections of desanders filtering pass to two sections of desanders into slurry
Mouthful, remaining slurry sequence passes to three sections of classifying screens 3, and after three sections of classifying screens 3 are filtered, obtained good slurry passes to thickener,
Remaining slurry sequence passes to four sections of desanders, and the light slag paper pulp of four sections of desanders filtering passes to the stock inlet of three sections of desanders,
Remaining slurry sequence passes to compressor, finally passes to sludge squeezer and carries out squeezing processing.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected range, although being explained in detail to the utility model with reference to preferred embodiment, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (3)
1. a kind of paper pulp sand-removing system, it is characterised in that：Including be linked in sequence successively discharging tower, pressurized screen, desander group, pressure
Contracting machine and sludge squeezer, the desander group include the one section of desander, one section of classifying screen, two sections of desanding being linked in sequence successively
Device, two sections of classifying screens, three sections of desanders, three sections of classifying screens and four sections of desanders, one section of desander, one section of classifying screen, two sections points
The good slurry pipe of connection thickener, four sections of desanders, three sections of desanders, two sections of desanding are further respectively had on grade sieve, three sections of classifying screens
The light slag pipe for being connected to corresponding the preceding paragraph desander, one section of classifying screen, two sections of classifying screens and three sections are further respectively had on device
The structure of classifying screen is identical, includes classifying screen babinet, and sieve is transversely provided in classifying screen babinet, and classifying screen babinet, which is equipped with, to be connected
Connect the good slurry of the stock inlet of corresponding the preceding paragraph desander, the grout outlet of the corresponding next section of desander of connection, the good slurry pipe of connection
Mouth and water filling port, stock inlet, grout outlet and water filling port are arranged at below sieve, and stock inlet is arranged above sieve, each point
The water filling port of grade sieve is separately connected water supply system.
2. a kind of paper pulp sand-removing system according to claim 1, it is characterised in that：One section of classifying screen, two sections of classifications
The size of the sieve filter opening of sieve and three sections of classifying screens becomes smaller successively.
3. according to a kind of any paper pulp sand-removing systems of claim 1-2, it is characterised in that：The sieve is set as up and down
Two layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919399.9U CN207973932U (en) | 2017-12-30 | 2017-12-30 | A kind of paper pulp sand-removing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721919399.9U CN207973932U (en) | 2017-12-30 | 2017-12-30 | A kind of paper pulp sand-removing system |
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| Publication Number | Publication Date |
|---|---|
| CN207973932U true CN207973932U (en) | 2018-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721919399.9U Active CN207973932U (en) | 2017-12-30 | 2017-12-30 | A kind of paper pulp sand-removing system |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975187A (en) * | 2021-03-17 | 2021-06-18 | 苏州常达智能装备有限公司 | High-precision slurry line product deslagging system manufacturing process structure and method |
| CN112981998A (en) * | 2021-04-20 | 2021-06-18 | 东莞市金田纸业有限公司 | Wood chip pretreatment method for grey board production and pulping method |
-
2017
- 2017-12-30 CN CN201721919399.9U patent/CN207973932U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112975187A (en) * | 2021-03-17 | 2021-06-18 | 苏州常达智能装备有限公司 | High-precision slurry line product deslagging system manufacturing process structure and method |
| CN112975187B (en) * | 2021-03-17 | 2022-12-20 | 苏州常达智能装备有限公司 | High-precision slurry line product deslagging system manufacturing process structure and method |
| CN112981998A (en) * | 2021-04-20 | 2021-06-18 | 东莞市金田纸业有限公司 | Wood chip pretreatment method for grey board production and pulping method |
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