CN111676722A - Biological pulping process for papermaking - Google Patents

Biological pulping process for papermaking Download PDF

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Publication number
CN111676722A
CN111676722A CN202010426478.6A CN202010426478A CN111676722A CN 111676722 A CN111676722 A CN 111676722A CN 202010426478 A CN202010426478 A CN 202010426478A CN 111676722 A CN111676722 A CN 111676722A
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China
Prior art keywords
base
roller
residue
liquid outlet
slope
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Application number
CN202010426478.6A
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Chinese (zh)
Inventor
谢子豪
任磊
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Wangjiang Tongxin Agriculture Professional Cooperative
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Wangjiang Tongxin Agriculture Professional Cooperative
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Priority to CN202010426478.6A priority Critical patent/CN111676722A/en
Publication of CN111676722A publication Critical patent/CN111676722A/en
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    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/005—Treatment of cellulose-containing material with microorganisms or enzymes
    • 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
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means
    • 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
    • D21B1/06—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by dry methods
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining
    • 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
    • D21D5/18—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Microbiology (AREA)
  • Paper (AREA)

Abstract

The invention relates to the technical field of papermaking, in particular to a papermaking biological pulping process, wherein a residue treatment device used in the process comprises a base, a roller and a rolling shaft; the roller comprises a base, a liquid collecting tank, a roller body, a roller shaft, a liquid collecting tank, a slope, a mesh and a liquid collecting tank, wherein the liquid collecting tank is arranged on the base, one end of the base is provided with the slope, the angle of the slope is thirty degrees, the other end of the base is provided with a plane, the middle end of the base is provided with a corrugated structure, the interior of the roller body is of a hollow structure, the outer surface of the roller body is provided with the mesh, the roller body is provided with a; according to the papermaking biological pulping process, the roller is driven to roll along the upper ends of the two side walls of the base through the rolling shaft, so that a solution in material residues in the roller is separated from the material residues under the action of bumping, gravity and centrifugal force, the utilization rate of the material residues is improved, and the pulp extraction cost of the material residues is reduced.

Description

Biological pulping process for papermaking
Technical Field
The invention relates to the technical field of papermaking, in particular to a papermaking biological pulping process.
Background
Biological pulping is a disciplinary combined production process technology, which is a composite process mainly based on biological decomposition and matched with various cross combinations of physical cracking and mechanical cracking, and really realizes the desires of zero emission, no pollution, no odor, no suspended matter, water saving, electricity saving, coal saving, raw material saving and production cost reduction which are required by dreaming in the paper making industry all over the world. The method is a clean paper pulp production line, all the production water is used in a closed and circulating manner, and the method thoroughly changes the chemical pulping method which is applied all over the world and discharges waste liquid for hundreds of years. Therefore, the revolutionary innovative pulping technology taking biological pulping as a main part and physical breaking as an auxiliary part is a clean pulping and environment-friendly pulping process; however, the raw material residue milled from the raw material by the refining equipment still has a small amount of pulp, and due to the defects of the prior art, the pulp in the raw material residue after pulping cannot be sufficiently separated, so that the waste of raw material resources is caused.
The prior art also shows some papermaking biological pulping processes, and the centrifuge is used for separating pulp in raw material residues, but the centrifuge is expensive in manufacturing cost, consumes a large amount of electric energy, and causes the pulping cost to be too high, so that the existing market needs a low-energy-consumption and simple raw material residue treatment device for reducing the pulping cost.
In view of the above, in order to overcome the above technical problems, the present inventors have designed and developed a bio-pulping process for paper making, which employs a special residue treatment device to solve the above technical problems.
Disclosure of Invention
In order to make up for the defects of the prior art, the residue treatment device used in the invention drives the roller to roll down along the slope at one end of the base through the roller and drives the roller to bump through the corrugated structure at the middle end of the base, so that the solution in the material residue in the roller is separated from the material residue under the action of bumping, gravity and centrifugal force, the utilization rate of the material residue is improved, and the cost of extracting pulp from the material residue is reduced.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a paper-making biological pulping process, which comprises the following steps:
s1: softening raw materials: removing soil on the reeds and the straws, putting the reeds and the straws into a raw material pool, putting fungi into the raw material pool, soaking the raw materials for ten minutes, taking out the raw materials, and draining; the purpose of adding fungi is to soften lignin and pectin fructose, and the softened raw material is beneficial to extruding and thread rolling;
s2: extruding and thread rolling: extruding the raw material in the S1 by using an extruder, and then thread rolling, wherein the thickness of the thread is 1.0-1.5 mm, and the extruded water is put into a raw material pool in the S1 for recycling; the contact area between the raw material thread rolling and the bacterial liquid is increased, and the efficiency of decomposing lignin and pectin fructose by the bacterial liquid is improved;
s3: soaking with bacterial liquid: soaking and fermenting the raw material subjected to the S2 thread rolling in a bacterial liquid pool for 0.5-1.0 h, wherein the bacterial liquid pool contains white rot fungi and actinomycetes; the characteristics that the white rot fungi can degrade lignin, hemicellulose and cellulose are utilized, so that the white rot fungi and actinomycetes decompose lignin and pectin fructose into carbon dioxide and water, and the purpose of pulping is further realized;
s4: grinding and forming: grinding the material decomposed by the bacterial liquid pool in the S3 into slurry containing water and residues through a pulping machine, and dehydrating and squeezing the slurry containing water to form a slurry plate; the purpose of making the pulp sheet is to facilitate transportation;
s5: and (3) residue treatment: firstly, a rolling shaft slides to the outside along a through hole on a roller, then material residues after pulp grinding are placed into the roller of a residue treatment device along the through hole after being immersed in water, then the rolling shaft slides along the through hole of the roller to cause the through hole to be blocked, then the roller rolls down along a slope at one end of a base through the rolling shaft, jolting is formed through a corrugated structure at the middle end of the upper part of two side surfaces of the base, the roller rolls down along the slope to form autorotation so as to generate centrifugal force, solution of the residues in the roller is discharged under the action of gravity and the centrifugal force of the roller, and the base collects and dewaters the discharged solution to prepare paper pulp;
the residue treatment device used in the step S5 comprises a base, a roller and a roller; the roller is characterized in that a liquid collecting tank is arranged on the base, one end of the base is provided with a slope, the angle of the slope is thirty degrees, the other end of the base is provided with a plane, the middle end of the base is provided with a corrugated structure, the interior of the roller is of a hollow structure, meshes are arranged on the outer surface of the roller, a through hole is formed in the roller, the roller is rotatably connected in the through hole, grooves are formed in the two ends of the roller, and the groove widths of the two grooves are consistent with the thicknesses of the two side walls of the base; when the material residue mill is used, the pulp cannot be sufficiently milled by the material residue after milling, and the cost for extracting the pulp by the centrifuge is too high; therefore, the working personnel firstly slide the rolling shaft to the outside along the through hole on the roller, then immerse the material residue after grinding into thick liquid for 0.5 to 1.0 hour through water and then place the material residue into the roller of the residue treatment device along the through hole, then slide the rolling shaft along the through hole of the roller to cause the through hole to be blocked, because the two ends of the rolling shaft are both provided with the grooves, the groove width of the grooves is consistent with the thickness of the two side walls of the base, the rolling shaft can be clamped at the upper ends of the two side walls of the base through the grooves, so that the rolling shaft and the roller can not slide along the two sides, the working personnel roll the roller filled with the material residue down along the slope on one end of the base through the rolling shaft, the rolling shaft drives the roller to bump through the corrugated structure on the middle end of the base, the roller generates centrifugal force because the rolling shaft rolls down along the slope to form autorotati, The liquid is separated from the material residue under the action of gravity and centrifugal force and flows into a liquid collecting tank on the base through the meshes, and then the solution in the liquid collecting tank is evaporated and dehydrated by workers to form paper pulp; according to the invention, the roller is driven to roll down along the slope at one end of the base through the roller and the roller is driven to bump through the corrugated structure at the middle end of the base, so that the solution in the material residues in the roller is separated from the material residues under the action of bumping, gravity and centrifugal force, the utilization rate of the material residues is improved, and the cost for extracting pulp from the material residues is reduced.
Preferably, limiting plates are arranged above two side walls of the base respectively, the two limiting plates are fixed on the base through U-shaped handles, the lower ends of the two limiting plates are both of a corrugated structure, and a concave part at the lower end of each limiting plate and a convex part of the base are arranged in a staggered manner; when the residue treatment device is used, the rolling shaft drives the roller to bump and rock through the corrugated structure at the middle end of the base, and the grooves at the two ends of the rolling shaft only ensure that the rolling shaft and the roller cannot slide along the two sides, so that the rolling shaft and the roller are separated from the upper ends of the two side walls of the base through bump and rock, and the residue treatment device fails; the roller is driven by the corrugated structure at the middle end of the base to bump and rock, the limiting plates are arranged above the two side walls of the base, and the lower ends of the two limiting plates are arranged in the corrugated structure, so that the roller and the roller cannot be separated from the upper ends of the two side walls of the base under the limiting action of the limiting plates; according to the invention, the limiting plates arranged above the two side walls of the base are matched with the corrugated structures on the middle end of the base, so that the rolling shaft and the roller form jolt and shake along the corrugated structures on the middle end of the base, and the rolling shaft and the roller are not separated from the upper ends of the two side walls of the base, thereby ensuring the stability of the residue treatment device.
Preferably, a stop block is arranged above the liquid collecting tank on the base and fixedly connected to one end of the base through two springs, an arc surface is arranged on the side surface of the stop block, and the arc radius specification of the arc surface is consistent with the radius specification of the outer surface of the roller; when the device is used, potential energy generated by rolling the roller and the roller along the slope at one end of the base is limited, and the roller cannot repeatedly roll along the upper parts of the two side walls of the base through the corrugated structure at the middle end of the base to cause energy consumption, so that the separation efficiency of a solution in residues is influenced; therefore, the roller and the roller roll on the plane of the other end of the base through the corrugated structure at the middle end of the base, the roller and the stop block are impacted at the moment, the stop block compresses the spring to generate elasticity, the spring is further enabled to pop the roller through the stop block, the roller is driven by the roller to roll along the corrugated structure at the middle end of the base, the roller and the roller can roll back and forth along the upper ends of the two side walls of the base, and the arc arranged on the side surface of the stop block is attached to the outer surface of the roller, so that the force applied to the roller through the stop block is more uniform; according to the invention, the stop block above the liquid collecting tank on the base is matched with the spring, so that the roller and the roller can roll back and forth along the upper ends of the two side walls of the base, and the solution separation efficiency in residues is improved.
Preferably, the bottom of the liquid collecting tank on the base is inclined, the height of the bottom of the liquid collecting tank is gradually reduced along with the distance from the stop block, and a corrugated groove is formed in the bottom of the liquid collecting tank on one side close to the stop block; when the device is used, the rolling shaft and the roller roll to the plane of the other end of the base through the corrugated structure at the middle end of the base to collide with the stop block, and part of material residues fall to the bottom of the liquid collecting tank on the base through meshes on the curved surface of the roller, so that the solution separated from the material residues is full of impurities; therefore, after part of material residues fall to the bottom of the liquid collecting tank on the base through the meshes on the outer surface of the roller, the material residues cannot flow down along the inclined plane through the corrugated groove arranged at the bottom of the tank close to one side of the stop block, and the height of the bottom of the liquid collecting tank on the base is gradually reduced along with the distance from the stop block, so that the solution flows faster and is convenient to collect; according to the invention, the bottom of the liquid collecting tank on the base is inclined, and the corrugated groove is arranged at the bottom of the tank close to one side of the stop block, so that impurities can be prevented from flowing down along the inclined plane, and the cleanness of the solution is ensured.
Preferably, the outer end of the base is fixedly connected with a liquid outlet seat, the cross section of the liquid outlet seat is U-shaped, and a liquid outlet nozzle is arranged on the side surface of the liquid outlet seat; a filter screen is arranged between the liquid outlet seat and the base and is supported by a rectangular frame, and one end of the rectangular frame extends out of the side face of the base; when the liquid collecting device is used, impurities can still be observed when the solution flows down along the inclined plane of the bottom of the liquid collecting groove on the base; therefore, when the solution flows down along the inclined plane of the bottom of the liquid collecting tank on the base, the aim of purification is achieved by filtering the solution again through the filter screen, the filter screen is supported by the rectangular frame, one end of the rectangular frame extends out of the side face of the base, so that the filter screen can be replaced at any time, and the solution is rapidly gathered by setting the cross section of the liquid outlet seat to be U-shaped and setting the side face of the liquid outlet seat to be provided with the liquid outlet nozzle; according to the invention, the cleaning performance of the solution separated from the material residues is further improved by the filter screen arranged between the liquid outlet seat and the base.
Preferably, a tank body is arranged below the liquid outlet nozzle, a water outlet pipe is arranged on the side wall of the tank body, a supporting rod is rotatably connected to the side surface of the liquid outlet seat, and the supporting rod is connected with the tank body through a first connecting rod; one end of the rectangular frame is provided with a flexible block, a driven rod is arranged outside the flexible block, and the driven rod is connected with the support rod through a second connecting rod; the driven rod can touch the flexible block through the support rod in a rotating mode; when the filter screen is used, the solution flows down along the inclined plane of the bottom of the liquid collecting tank on the base, impurities contained in the solution can block the filter screen, and if the filter screen is directly replaced, the cost is too high, and the filter screen is troublesome to clean; therefore, the solution separated from the material residues flows to the tank body through the liquid outlet nozzle, the tank body moves downwards under the influence of gravity after being filled with the solution, the support rod is driven to rotate, the support rod is connected with the driven rod through the second connecting rod, the driven rod is driven to move towards the flexible block, the flexible block is knocked by the driven rod, the flexible block is arranged on the rectangular frame, the rectangular frame is driven to vibrate, impurities on the filter screen are knocked down by the rectangular frame, the practicability of the filter screen is guaranteed, and after the solution in the tank body flows out through the water outlet pipe, the driven rod drives the support rod to move the tank body to the position below the liquid outlet nozzle again; according to the invention, the support rod is controlled to rotate through the volume change of the solution in the tank body, so that the driven rod is driven to knock the flexible block, impurities on the filter screen are vibrated to fall off, and the practicability of the filter screen is improved.
The invention has the following beneficial effects:
1. the residue treatment device used in the invention drives the roller to roll down along the slope at one end of the base through the roller and drives the roller to bump through the corrugated structure at the middle end of the base, so that the solution in the material residue in the roller is separated from the material residue under the action of bumping, gravity and centrifugal force, the utilization rate of the material residue is improved, and the cost of extracting slurry from the material residue is reduced.
2. The residue treatment device used in the invention is matched with the corrugated structure on the middle end of the base through the limiting plates arranged above the two side walls of the base, so that the rolling shaft and the roller form jolt and swing along the corrugated structure on the middle end of the base, and the rolling shaft and the roller are not separated from the upper ends of the two side walls of the base, thereby ensuring the stability of the residue treatment device.
3. The residue treatment device used in the invention enables the rolling shaft and the roller to roll back and forth along the upper ends of the two side walls of the base through the matching of the stop block above the liquid collecting tank on the base and the spring, thereby improving the separation efficiency of the solution in the residue.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a front three-axis side view of the residue processing apparatus used in the present invention;
FIG. 3 is a side view of a residue processing apparatus used in the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
in the figure: the device comprises a base 1, a roller 2, a roller 3, a limiting plate 4, a U-shaped handle 5, a stop dog 7, a spring 8, a liquid outlet seat 10, a liquid outlet nozzle 11, a filter screen 12, a rectangular frame 13, a tank body 14, a water outlet pipe 15, a support rod 16, a first connecting rod 17, a flexible block 18, a driven rod 19 and a second connecting rod 20.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, a papermaking bio-pulping process according to the present invention comprises the steps of:
s1: softening raw materials: removing soil on the reeds and the straws, putting the reeds and the straws into a raw material pool, putting fungi into the raw material pool, soaking the raw materials for ten minutes, taking out the raw materials, and draining; the purpose of adding fungi is to soften lignin and pectin fructose, and the softened raw material is beneficial to extruding and thread rolling;
s2: extruding and thread rolling: extruding the raw material in the S1 by using an extruder, and then thread rolling, wherein the thickness of the thread is 1.0-1.5 mm, and the extruded water is put into a raw material pool in the S1 for recycling; the contact area between the raw material thread rolling and the bacterial liquid is increased, and the efficiency of decomposing lignin and pectin fructose by the bacterial liquid is improved;
s3: soaking with bacterial liquid: soaking and fermenting the raw material subjected to the S2 thread rolling in a bacterial liquid pool for 0.5-1.0 h, wherein the bacterial liquid pool contains white rot fungi and actinomycetes; the characteristics that the white rot fungi can degrade lignin, hemicellulose and cellulose are utilized, so that the white rot fungi and actinomycetes decompose lignin and pectin fructose into carbon dioxide and water, and the purpose of pulping is further realized;
s4: grinding and forming: grinding the material decomposed by the bacterial liquid pool in the S3 into slurry containing water and residues through a pulping machine, and dehydrating and squeezing the slurry containing water to form a slurry plate; the purpose of making the pulp sheet is to facilitate transportation;
s5: and (3) residue treatment: firstly, a roller 3 slides to the outside along a through hole on a roller 2, then material residues after grinding are immersed in water and then placed into the roller 2 of a residue treatment device along the through hole, then the roller 3 slides along the through hole of the roller 2 to cause the through hole to be blocked, then the roller 2 rolls down along a slope at one end of a base 1 through the roller 3, jolting is formed through a corrugated structure at the middle end of the upper part of two side surfaces of the base 1, the roller 2 generates centrifugal force due to self rotation formed by the rolling down of the roller 3 along the slope, the solution of the residues in the roller 2 is discharged under the action of gravity and self centrifugal force, and the discharged solution is collected and dehydrated by the base 1 to prepare paper pulp;
the residue treatment device used in S5 includes a base 1, a roller 2, and a roller 3; the liquid collecting tank is arranged on the base 1, one end of the base 1 is arranged to be a slope, the angle of the slope is thirty degrees, the other end of the base 1 is arranged to be a plane, the middle end of the base 1 is arranged to be a corrugated structure, the interior of the roller 2 is of a hollow structure, meshes are arranged on the outer surface of the roller 2, a through hole is formed in the roller 2, the roller 3 is rotatably connected in the through hole, grooves are formed in the two ends of the roller 3, and the groove widths of the two grooves are consistent with the thicknesses of the two side walls of the base 1; when the material residue mill is used, the pulp cannot be sufficiently milled by the material residue after milling, and the cost for extracting the pulp by the centrifuge is too high; therefore, the worker firstly slides the roller 3 to the outside along the through hole on the roller 2, then immerses the material residue after grinding into slurry for 0.5 to 1.0 hour through water, puts the material residue into the roller 2 of the residue treatment device along the through hole, then slides the roller 3 along the through hole of the roller 2 to lead the through hole to be blocked, because the two ends of the roller 3 are both provided with the grooves, the groove width of the grooves is consistent with the thickness of the two side walls of the base 1, the roller 3 can be clamped at the upper ends of the two side walls of the base 1 through the grooves, thereby leading the roller 3 and the roller 2 not to slide along the two sides, the worker rolls the roller 2 filled with the material residue along the slope on one end of the base 1 through the roller 3, the roller 3 drives the roller 2 to bump through the ripple structure at the middle end of the base 1, the roller 2 generates centrifugal force because the roller 3 rolls down along the slope to form rotation, and because, therefore, the solution in the material residue in the roller 2 is separated from the material residue under the action of bumping, gravity and centrifugal force and flows into the liquid collecting tank on the base 1 through the meshes, and the solution in the liquid collecting tank is evaporated and dehydrated by workers to form paper pulp; according to the invention, the roller 2 is driven to roll down along the slope at one end of the base 1 by the roller 3 and the roller 2 is driven to bump by the roller 3 through the corrugated structure at the middle end of the base 1, so that the solution in the material residues in the roller 2 is separated from the material residues under the action of bumping, gravity and centrifugal force, the utilization rate of the material residues is improved, and the cost for extracting pulp from the material residues is reduced.
As an embodiment of the invention, limiting plates 4 are respectively arranged above two side walls of the base 1, two limiting plates 4 are respectively fixed on the base 1 through a U-shaped handle 5, the lower ends of the two limiting plates 4 are respectively provided with a corrugated structure, and a concave part at the lower end of each limiting plate 4 is staggered with a convex part of the base 1; when the residue treatment device is used, the roller 3 drives the roller 2 to bump and rock through the corrugated structure at the middle end of the base 1, and the grooves at the two ends of the roller 3 only ensure that the roller 3 and the roller 2 cannot slide along the two sides, so that the roller 3 and the roller 2 are separated from the upper ends of the two side walls of the base 1 through bumping and rocking, and the residue treatment device fails; therefore, the roller 3 drives the roller 2 to bump and rock through the corrugated structure at the middle end of the base 1, the limiting plates 4 are arranged above the two side walls of the base 1, and the lower ends of the two limiting plates 4 are both arranged to be corrugated structures, so the roller 3 and the roller 2 cannot be separated from the upper ends of the two side walls of the base 1 under the limiting action of the limiting plates 4, the sunken part at the lower end of each limiting plate 4 is staggered with the bulge part of the base 1, the potential energy loss of the roller 3 and the roller 2 rolling down along the slope at one end of the base 1 is reduced, the limiting plates 4 are impacted by the impact force caused by the roller 3 and the roller 2 rolling down along the slope at one end of the base 1, and the limiting plates 4 are fixed on the base 1 through the U-shaped handles 5, so that the stability of the limiting plates 4 is ensured; according to the invention, the limiting plates 4 arranged above the two side walls of the base 1 are matched with the corrugated structure on the middle end of the base 1, so that the rolling shaft 3 and the roller 2 form bumping and shaking along the corrugated structure on the middle end of the base 1, the rolling shaft 3 and the roller 2 are not separated from the upper ends of the two side walls of the base 1, and the stability of the residue treatment device is ensured.
As an embodiment of the invention, a stop dog 7 is arranged above a liquid collecting tank on a base 1, the stop dog 7 is fixedly connected to one end of the base 1 through two springs 8, an arc surface is arranged on the side surface of the stop dog 7, and the arc radius specification of the arc surface is consistent with the radius specification of the outer surface of a roller 2; when the device is used, potential energy generated by rolling the roller 3 and the roller 2 along the slope at one end of the base 1 is limited, and energy consumption is caused by the corrugated structure at the middle end of the base 1, so that the roller 3 and the roller 2 cannot repeatedly roll along the upper parts of the two side walls of the base 1, and the solution separation efficiency in residues is further influenced; therefore, the roller 3 and the roller 2 roll on the plane of the other end of the base 1 through the corrugated structure at the middle end of the base 1, at the moment, the roller 2 collides with the stop dog 7, so that the stop dog 7 compresses the spring 8 to generate elasticity, and further the spring 8 ejects the roller 2 through the stop dog 7, so that the roller 2 drives the roller 3 to roll along the corrugated structure at the middle end of the base 1, the roller 3 and the roller 2 can roll back and forth along the upper ends of the two side walls of the base 1, and the arc arranged on the side surface of the stop dog 7 is attached to the outer surface of the roller 2, so that the force applied to the roller 2 through the stop dog 7 is more uniform; according to the invention, the stop 7 above the liquid collecting tank on the base 1 is matched with the spring 8, so that the roller 3 and the roller 2 can roll back and forth along the upper ends of the two side walls of the base 1, and the separation efficiency of the solution in the residue is improved.
As an embodiment of the invention, the bottom of the liquid collecting tank on the base 1 is arranged in an inclined shape, the height of the bottom of the tank is gradually reduced along with the distance from the stop 7, and a corrugated groove is arranged at the bottom of the tank on the side close to the stop 7; when the device is used, the roller 3 and the roller 2 roll to the plane of the other end of the base 1 through the corrugated structure at the middle end of the base 1 to collide with the stop dog 7, and part of material residues can fall to the bottom of the liquid collecting tank on the base 1 through meshes on the curved surface of the roller 2, so that the solution separated from the material residues is full of impurities; therefore, after part of material residues fall to the bottom of the liquid collecting tank on the base 1 through the meshes on the outer surface of the roller 2, the material residues cannot flow down along the inclined plane through the corrugated groove arranged at the bottom of one side close to the stop block 7, and the height of the bottom of the liquid collecting tank on the base 1 is gradually reduced along with the distance from the stop block 7, so that the solution flows faster and is convenient to collect; according to the invention, the bottom of the liquid collecting tank on the base 1 is inclined, and the corrugated groove is arranged at the bottom of the tank close to one side of the stop block 7, so that impurities can be prevented from flowing down along the inclined plane, and the cleanness of the solution is ensured.
As an implementation mode of the invention, the outer end of the base 1 is fixedly connected with a liquid outlet seat 10, the cross section of the liquid outlet seat 10 is U-shaped, and a liquid outlet nozzle 11 is arranged on the side surface of the liquid outlet seat 10; a filter screen 12 is arranged between the liquid outlet seat 10 and the base 1, the filter screen 12 is supported by a rectangular frame 13, and one end of the rectangular frame 13 extends out of the side surface of the base 1; when the liquid collecting device is used, when the solution flows down along the inclined plane of the bottom of the liquid collecting groove on the base 1, impurities can still be observed in the solution; therefore, when the solution flows down along the inclined plane of the bottom of the liquid collecting tank on the base 1, the solution is filtered again through the filter screen 12 to achieve the purpose of purification, the filter screen 12 is supported through the rectangular frame 13, one end of the rectangular frame 13 extends out of the side face of the base 1, so that the filter screen 12 can be replaced at any time, and the solution is rapidly gathered by setting the cross section of the liquid outlet seat 10 to be U-shaped and setting the liquid outlet nozzle 11 on the side face of the liquid outlet seat; according to the invention, the cleaning performance of the solution separated from the material residues is further improved by the filter screen 12 arranged between the liquid outlet seat 10 and the base 1.
As an embodiment of the invention, a tank 14 is arranged below the liquid outlet nozzle 11, a water outlet pipe 15 is arranged on the side wall of the tank 14, a support rod 16 is rotatably connected to the side surface of the liquid outlet seat 10, and the support rod 16 is connected with the tank 14 through a first connecting rod 17; one end of the rectangular frame 13 is provided with a flexible block 18, a driven rod 19 is arranged outside the flexible block 18, and the driven rod 19 is connected with the support rod 16 through a second connecting rod 20; the driven rod 19 can touch the flexible block 18 through the support rod 16 in a rotating way; when the filter screen is used, the solution flows down along the inclined plane of the bottom of the liquid collecting tank on the base 1, impurities contained in the solution can block the filter screen 12, and if the filter screen is directly replaced, the cost is too high, and the filter screen is troublesome to clean; therefore, the solution separated from the material residues flows to the tank body 14 through the liquid outlet nozzle 11, when the tank body 14 is filled with the solution, the solution moves downwards under the influence of gravity, so that the support rod 16 is driven to rotate, the support rod 16 is connected with the driven rod 19 through the second connecting rod 20, so that the driven rod 19 is driven to move towards the flexible block 18, the flexible block 18 is knocked by the driven rod 19, the flexible block 18 is arranged on the rectangular frame 13, so that the rectangular frame 13 is driven to vibrate, impurities on the filter screen 12 are knocked down by the rectangular frame 13, the practicability of the filter screen 12 is ensured, and after the solution in the tank body 14 flows out through the water outlet pipe 15, the driven rod 19 drives the support rod 16 to move the tank body 14 to the lower part of the liquid outlet nozzle 11 again due to the lever principle; according to the invention, the support rod 16 is controlled to rotate through the volume change of the solution in the tank body 14, so that the driven rod 19 is driven to knock the flexible block 18, impurities on the filter screen 12 fall off due to vibration, and the practicability of the filter screen 12 is improved.
When the device is used, a worker firstly slides the rolling shaft 3 to the outside along the through hole on the roller 2, then immerses the ground material residue for 0.5 to 1.0 hour through water and then puts the ground material residue into the roller 2 of the residue treatment device along the through hole, then slides the rolling shaft 3 along the through hole of the roller 2 so that the through hole is blocked, because the two ends of the rolling shaft 3 are both provided with the grooves, the groove width of the grooves is consistent with the thickness of the two side walls of the base 1, the rolling shaft 3 can be clamped at the upper ends of the two side walls of the base 1 through the grooves, so that the rolling shaft 3 and the roller 2 can not slide along the two sides, the worker rolls the roller 2 filled with the material residue down along the slope on one end of the base 1 through the rolling shaft 3, the rolling shaft 3 drives the roller 2 to shake through the corrugated structure at the middle end of the base 1, because the limiting plates 4 are arranged above the two side walls of the base 1, and the lower, therefore, the roller 3 and the roller 2 cannot be separated from the upper ends of the two side walls of the base 1 under the limiting action of the limiting plate 4, the concave part at the lower end of each limiting plate 4 and the convex part of the base 1 are arranged in a staggered mode, the potential energy loss caused by rolling down of the roller 3 and the roller 2 along the slope at one end of the base 1 is reduced, the limiting plate 4 is impacted by impact force caused by rolling down of the roller 3 and the roller 2 along the slope at one end of the base 1, the limiting plate 4 is fixed on the base 1 through the U-shaped handle 5, and the stability of the limiting plate 4 is guaranteed; the roller 3 and the roller 2 roll to the plane of the other end of the base 1 through the corrugated structure of the middle end of the base 1, at the moment, the roller 2 collides with the stop block 7, the stop block 7 compresses the spring 8 to generate elasticity, and then the spring 8 ejects the roller 2 through the stop block 7, so that the roller 2 drives the roller 3 to roll along the corrugated structure of the middle end of the base 1, the roller 3 and the roller 2 can roll back and forth along the upper ends of the two side walls of the base 1, and the arc arranged on the side surface of the stop block 7 is attached to the outer surface of the roller 2, so that the force applied to the roller 2 through the stop block 7 is more uniform; the roller 2 rotates along the slope to generate centrifugal force due to the rolling of the roller 3, and the solution in the material residue in the roller 2 is separated from the material residue under the action of bumping, gravity and centrifugal force due to the mesh arranged on the outer surface of the roller 2; the roller 3 and the roller 2 roll to the plane of the other end of the base 1 through the corrugated structure at the middle end of the base 1 to collide with the stop block 7, partial material residues can fall to the bottom of the liquid collecting tank on the base 1 through meshes on the curved surface of the roller 2, the material residues cannot flow down along the inclined plane through the corrugated tank arranged at the bottom of one side close to the stop block 7, and the height of the bottom of the liquid collecting tank on the base 1 is gradually reduced along with the distance from the stop block 7, so that the solution flows faster and is convenient to collect; when the solution flows down along the inclined plane of the bottom of the liquid collecting tank on the base 1, the solution is filtered again through the filter screen 12 to achieve the purpose of purification, the filter screen 12 is supported by the rectangular frame 13, one end of the rectangular frame 13 extends out of the side face of the base 1, so that the filter screen 12 can be replaced at any time, and the solution is rapidly gathered by setting the cross section of the liquid outlet seat 10 to be U-shaped and setting the side face of the liquid outlet seat to be provided with the liquid outlet nozzle 11; the solution separated from the material residues flows to the tank body 14 through the liquid outlet nozzle 11, when the tank body 14 is filled with the solution, the solution moves downwards under the influence of gravity, so that the support rod 16 is driven to rotate, the support rod 16 is connected with the driven rod 19 through the second connecting rod 20, the driven rod 19 is driven to move towards the flexible block 18, the flexible block 18 is knocked by the driven rod 19, the flexible block 18 is installed on the rectangular frame 13, so that the rectangular frame 13 is driven to vibrate, impurities on the filter screen 12 are knocked down through the rectangular frame 13, the practicability of the filter screen 12 is ensured, and after the solution in the tank body 14 flows out through the water outlet pipe 15, the driven rod 19 drives the support rod 16 to move the tank body 14 to the lower side of the liquid outlet nozzle 11 again due to the lever principle; the solution is collected by staff, evaporated and dewatered to form paper pulp.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. A biological pulping process for papermaking is characterized in that: the method comprises the following steps:
s1: softening raw materials: removing soil on the reeds and the straws, putting the reeds and the straws into a raw material pool, putting fungi into the raw material pool, soaking the raw materials for ten minutes, taking out the raw materials, and draining;
s2: extruding and thread rolling: extruding the raw material in the S1 by using an extruder, and then thread rolling, wherein the thickness of the thread is 1.0-1.5 mm, and the extruded water is put into a raw material pool in the S1 for recycling;
s3: soaking with bacterial liquid: soaking and fermenting the raw material subjected to the S2 thread rolling in a bacterial liquid pool for 0.5-1.0 h, wherein the bacterial liquid pool contains white rot fungi and actinomycetes;
s4: grinding and forming: grinding the material decomposed by the bacterial liquid pool in the S3 into slurry containing water and residues through a pulping machine, and dehydrating and squeezing the slurry containing water to form a slurry plate;
s5: and (3) residue treatment: immersing the material residue after grinding into slurry in water, putting the immersed material residue into a roller (2) of a residue treatment device, rolling the roller (2) down along a slope at one end of a base (1) through a rolling shaft (3), discharging the solution of the residue in the roller (2) under the action of gravity and self centrifugal force, and collecting and dehydrating the discharged solution by the base (1) to prepare paper pulp;
the residue treatment device used in S5 comprises a base (1), a roller (2) and a roller (3); be provided with the collecting tank on base (1), the one end of base (1) sets up to the slope, the angle on slope is thirty degrees, the other end of base (1) sets up to the plane, the middle-end of base (1) sets up to ripple-like structure, the inside hollow structure that is of cylinder (2), be provided with the mesh on the surface of cylinder (2), be provided with a through-hole on cylinder (2), roller bearing (3) rotate to be connected in the through-hole, the both ends of roller bearing (3) all are provided with the recess, two the groove width of recess is unanimous with two lateral wall thicknesses of base (1).
2. The biological pulping process of paper making according to claim 1, characterized in that: limiting plates (4) are arranged above two side walls of the base (1) respectively, the limiting plates (4) are fixed to the base (1) through U-shaped rods (5), the lower ends of the limiting plates (4) are arranged to be of corrugated structures, and the lower ends of the limiting plates (4) are arranged to be of concave positions and convex positions of the base (1) respectively in a staggered mode.
3. The biological pulping process for paper making according to claim 2, characterized in that: the top of the liquid collecting tank on the base (1) is provided with a stop block (7), the stop block (7) is fixedly connected with one end of the base through two springs (8), the side surface of the stop block (7) is provided with an arc surface, and the arc radius specification of the arc surface is consistent with the radius specification of the outer surface of the roller (2).
4. The biological pulping process of claim 3, wherein: the bottom of the liquid collecting groove on the base (1) is inclined, the height of the bottom of the groove is gradually reduced along with the distance from the stop block (7), and a corrugated groove is formed in the position of the groove close to one side of the stop block (7).
5. The biological pulping process of claim 4, wherein: the outer end of the base (1) is fixedly connected with a liquid outlet seat (10), the cross section of the liquid outlet seat (10) is U-shaped, and a liquid outlet nozzle (11) is arranged on the side surface of the liquid outlet seat (10); be equipped with filter screen (12) between play liquid seat (10) and base (1), filter screen (12) support through rectangular frame (13), the side of base (1) is stretched out to the one end of rectangular frame (13).
6. The biological pulping process of paper making according to claim 5, characterized in that: a tank body (14) is arranged below the liquid outlet nozzle (11), a water outlet pipe (15) is arranged on the side wall of the tank body (14), a supporting rod (16) is rotatably connected to the side surface of the liquid outlet seat (10), and the supporting rod (16) is connected with the tank body (14) through a first connecting rod (17); one end of the rectangular frame (13) is provided with a flexible block (18), a driven rod (19) is arranged outside the flexible block (18), and the driven rod (19) is connected with the support rod (16) through a second connecting rod (20); the driven lever (19) can be brought into rotational contact with the flexible block (18) via the supporting rod (16).
CN202010426478.6A 2020-05-19 2020-05-19 Biological pulping process for papermaking Withdrawn CN111676722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010426478.6A CN111676722A (en) 2020-05-19 2020-05-19 Biological pulping process for papermaking

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010426478.6A CN111676722A (en) 2020-05-19 2020-05-19 Biological pulping process for papermaking

Publications (1)

Publication Number Publication Date
CN111676722A true CN111676722A (en) 2020-09-18

Family

ID=72452060

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010426478.6A Withdrawn CN111676722A (en) 2020-05-19 2020-05-19 Biological pulping process for papermaking

Country Status (1)

Country Link
CN (1) CN111676722A (en)

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Application publication date: 20200918