CN116377748A - Corrugated paper recycling, crushing and pulping device and process - Google Patents
Corrugated paper recycling, crushing and pulping device and process Download PDFInfo
- Publication number
- CN116377748A CN116377748A CN202310245202.1A CN202310245202A CN116377748A CN 116377748 A CN116377748 A CN 116377748A CN 202310245202 A CN202310245202 A CN 202310245202A CN 116377748 A CN116377748 A CN 116377748A
- Authority
- CN
- China
- Prior art keywords
- crushing
- pulping
- corrugated paper
- box
- pulp
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004537 pulping Methods 0.000 title claims abstract description 111
- 238000000034 method Methods 0.000 title claims abstract description 12
- 230000008569 process Effects 0.000 title claims abstract description 12
- 238000004064 recycling Methods 0.000 title claims description 25
- 239000002184 metal Substances 0.000 claims abstract description 79
- 239000012535 impurity Substances 0.000 claims abstract description 72
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000007667 floating Methods 0.000 claims abstract description 24
- 239000006260 foam Substances 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 8
- 238000011084 recovery Methods 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims description 62
- 238000005188 flotation Methods 0.000 claims description 33
- 229920001131 Pulp (paper) Polymers 0.000 claims description 31
- 230000000712 assembly Effects 0.000 claims description 22
- 238000000429 assembly Methods 0.000 claims description 22
- 239000007788 liquid Substances 0.000 claims description 21
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 13
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 13
- 241001330002 Bambuseae Species 0.000 claims description 13
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 13
- 239000011425 bamboo Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 230000005389 magnetism Effects 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000010893 paper waste Substances 0.000 abstract description 3
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 12
- 101150006573 PAN1 gene Proteins 0.000 description 8
- 244000309464 bull Species 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 229920006255 plastic film Polymers 0.000 description 3
- 208000034699 Vitreous floaters Diseases 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000004061 bleaching Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/10—Separating or sorting of material, associated with crushing or disintegrating with separator arranged in discharge path of crushing or disintegrating zone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
- B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/28—Details
- B02C4/42—Driving mechanisms; Roller speed control
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
-
- 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
- D21B1/34—Kneading or mixing; Pulpers
- D21B1/345—Pulpers
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
Abstract
The invention relates to the technical field of waste paper recovery, in particular to a corrugated paper recovery crushing pulping device and a process, wherein the corrugated paper recovery crushing pulping device comprises a pulping pot with a stirring function, and further comprises a double crushing mechanism, a floating foam impurity removing mechanism and a pulping mechanism, wherein the double crushing mechanism is fixedly arranged above the pulping pot through a plurality of supporting plates and is used for crushing bundled corrugated paper for multiple times, the metal impurity removing mechanism is arranged on the double crushing mechanism and is positioned between the double crushing mechanism and the metal impurity removing mechanism and is used for removing metal impurities in crushed corrugated paper, and the floating foam impurity removing mechanism is arranged on the pulping pot.
Description
Technical Field
The invention relates to the technical field of waste paper recovery, in particular to a corrugated paper recovery crushing pulping device and a corrugated paper recovery crushing pulping process.
Background
In recent years, with the rapid rise of the logistics industry, corrugated cartons formed by processing corrugated paper are widely used and transported and packaged due to the advantages of good buffering performance, portability, firmness and the like, and along with the mass use of the corrugated cartons, the continuous improvement of paper making cost is accompanied, so that the effective recycling of the corrugated paper becomes an important problem.
Recycling corrugated paper can greatly save production cost, reduce environmental pollution and save limited resources, the existing waste paper recycling and processing factory is used for extruding and bundling the recycled corrugated paper after recycling the corrugated paper, then pouring the recycled corrugated paper into a pulping pot to break up pulping, and then carrying out bleaching, dehydration and the like on the pulp by other devices after pulping, but in the actual processing process, the recycled corrugated paper is internally doped with a large amount of impurities such as metal nails, plastic films and the like, so that the quality of the pulp after pulping is greatly influenced, the corrugated paper is difficult to be rapidly and completely broken up in the pulping pot, the pulping efficiency is lower, and frequent cleaning of residual impurities is required to be carried out in the pulp pot.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a corrugated paper recycling, crushing and pulping device and a process, which are used for solving the problems that the pulping efficiency is poor and impurities doped in corrugated paper are inconvenient to clean when recycling and pulping the corrugated paper in the prior art.
(II) technical scheme
In order to achieve the above purpose, the present invention provides the following technical solutions: the corrugated paper recycling, crushing and pulping device comprises a pulping pot with a stirring function, and further comprises a double crushing mechanism, a floating foam impurity removing mechanism and a pulp discharging mechanism;
the double crushing mechanism is fixedly arranged above the pulping pot through a plurality of supporting plates and is used for crushing bundled corrugated paper for a plurality of times;
the metal impurity removing mechanism is arranged on the double crushing mechanism and is positioned between the double crushing mechanism and the metal impurity removing mechanism and used for removing metal impurities in the crushed corrugated paper;
the floating foam impurity removing mechanism is arranged on the pulping pot and is used for removing suspended impurities on the upper pulping layer in the pulping pot;
the pulp discharging mechanism is arranged on the pulping pot and is used for discharging paper pulp produced in the pulping pot.
On the basis of the scheme, the double crushing mechanism comprises a crushing box, a primary crushing assembly and a plurality of secondary crushing assemblies, wherein the primary crushing assembly and the secondary crushing assemblies are all installed on the crushing box, the secondary crushing assemblies are arranged below the primary crushing assembly side by side, and a plurality of guide plates are installed between the secondary crushing assemblies and the primary crushing assembly;
the secondary crushing assemblies and the primary crushing assemblies have the same structure, wherein the primary crushing assemblies comprise a crushing motor, a main crushing shaft, a secondary crushing shaft, a main gear, a secondary gear, a plurality of crushing teeth and a plurality of crushing baffles;
the main crushing shaft and the auxiliary crushing shaft are both rotatably installed on the crushing box, the main gear and the auxiliary gear are respectively fixedly installed on one side of the main crushing shaft and one side of the auxiliary crushing shaft, the main gear is meshed with the auxiliary gear, the crushing motor is installed on one side of the crushing box, the output end of the crushing motor is fixedly installed between the main crushing shaft and the crushing box, a plurality of crushing baffles are installed inside the crushing box, a gear groove is formed between every two adjacent crushing baffles, a plurality of crushing teeth are installed on the main crushing teeth and the auxiliary crushing teeth in a staggered mode, and a plurality of parts of the crushing teeth are located in the corresponding gear grooves, and a gear box for protecting the main gear and the auxiliary gear is installed on the crushing box.
As a preferable technical scheme of the invention, the metal impurity removing mechanism comprises a metal tray, a vibrating motor, a plurality of electromagnets, a plurality of groups of vibrating connectors and an anti-splash box;
one end of each vibration connecting piece is fixedly arranged on the crushing box, the other end of each vibration connecting piece is fixedly arranged between the other end of each vibration connecting piece and the metal tray, the vibration motor, the electromagnets and the splash-proof box are arranged below the metal tray, the vibration motor and the electromagnets are positioned in the splash-proof box, and the splash-proof box is provided with a plurality of heat dissipation through holes;
the vibrating connecting piece comprises a vibrating spring and two connecting rods, wherein the vibrating spring is fixedly arranged between the two connecting rods, one end of one connecting rod is fixedly arranged between the crushing box, and the other end of the other connecting rod is fixedly arranged between the metal tray.
On the basis of the scheme, the floating foam impurity removing mechanism comprises an impurity removing box, a flotation motor, a flotation rotating rod, a plurality of flotation blades, a interception electric cylinder and an interception plate;
the utility model discloses a pulping pan, including the flotation motor, the flotation rotating rod, the edulcoration box intercommunication is in one side of pulping pan, the flotation rotating rod rotates to be installed the inside of edulcoration box, the flotation motor is installed one side of edulcoration box, and the output of flotation motor with fixed mounting between the flotation rotating rod, a plurality of the equal angle distribution of flotation flabellum sets up on the flotation rotating rod, the closure plate vertically slides and sets up the inside of edulcoration box and part are located the below of edulcoration box, the electric jar that intercepts flow is installed the below of edulcoration box, and the output of electric jar that intercepts flow with fixed mounting between the closure plate, the closure plate is located the flotation rotating rod is kept away from one side of pulping pan.
On the basis of the scheme, the pulp discharging mechanism comprises a pulp discharging barrel, a pulp discharging motor, a pulp discharging rod and a spiral pulp discharging blade;
the pulp discharging cylinder is communicated with the other side of the pulping pot, the pulp discharging rod is rotatably arranged in the pulp discharging cylinder, the spiral pulp discharging blade is fixedly arranged on the pulp discharging rod, the pulp discharging motor is arranged on the pulp discharging barrel, the output end of the pulp discharging motor is fixedly arranged between the pulp discharging rod and the pulp discharging barrel, a pulp discharging pipe is further communicated with the pulp discharging barrel, and a pulp discharging valve is arranged on the pulp discharging pipe.
In order to be convenient for inject mixed solution and carry out the biggest spacing to the liquid level of slurrying pot inside to slurrying pot inside, fixed mounting has annular splash guard on the slurrying pot, the intercommunication has a plurality of inlet tubes and a plurality of overflow pipe on the annular splash guard.
In order to be convenient for detect and observe the liquid level in the slurrying pot, install the polylith transparent plate on the annular splash guard, wherein install connecting rod floater level gauge on the transparent plate.
The processing technology of the corrugated paper recycling, crushing and pulping device comprises the corrugated paper recycling, crushing and pulping device, and further comprises the following steps:
pouring bundled and packed corrugated paper into a crushing box, and crushing the bundled corrugated paper for multiple times through a primary crushing assembly and a secondary crushing assembly in the crushing box to form small-particle corrugated paper scraps;
step two, the crushed corrugated paper scraps can fall onto a metal tray on a lower metal impurity removing mechanism, a vibration motor and a plurality of electromagnets are started to enable the metal tray to vibrate and endow the metal tray with magnetism, the crushed corrugated paper scraps can fall into the pulping pot from multiple directions through the vibration of the metal tray, and meanwhile, the metal tray with magnetism can adsorb metal impurities doped in the corrugated paper scraps so as to prevent the metal impurities from entering the pulping pot;
step three, after corrugated paper scraps with metal impurities removed enter the pulping pot, the crushed corrugated paper scraps are conveniently and rapidly scattered and made into paper pulp by the cooperation of a stirring function on the pulping pot and a plurality of water inlet pipes for continuous water supply;
step four, after corrugated paper scraps are made into paper pulp in a pulping pot, impurities such as plastic doped in the corrugated paper scraps float on the upper layer of the paper pulp under the influence of buoyancy, and floating impurities on the upper layer of the pulping can be removed by detecting the paper pulp liquid level of a connecting rod floating ball liquid level meter and matching with a floating foam impurity removing mechanism;
and fifthly, removing impurities, decomposing and mixing the formed paper pulp, and discharging the paper pulp through the cooperation of a pulp discharging mechanism to perform subsequent processing operation.
(III) beneficial effects
Compared with the prior art, the invention provides a corrugated paper recycling, crushing and pulping device and a corrugated paper recycling, crushing and pulping process, which have the following beneficial effects:
according to the invention, when corrugated paper is pulped, the corrugated paper is conveniently crushed for many times and fine paper scraps are formed through the cooperation of the double crushing mechanisms, the fine paper scraps are convenient to filter metal impurities in the paper scraps through the cooperation of the metal impurity removing mechanism after falling to the metal impurity removing mechanism, the fine paper scraps are convenient to scatter in multiple directions in the pulping pot, the paper scraps are more convenient to be quickly mixed with mixed liquid in the pulping pot to quickly form paper pulp, after the paper pulp is formed, plastic floaters and the like on the upper layer of the paper pulp are convenient to be removed through the cooperation of the floating impurity removing mechanism, so that the quality of the paper pulp is greatly ensured, and finally, the formed paper pulp is convenient to be discharged through the cooperation of the pulp discharging mechanism;
therefore, the corrugated paper recycling, crushing and pulping device is convenient for rapid forming of paper pulp when recycling, crushing and pulping the corrugated paper, and impurities doped in the corrugated paper are removed, so that the quality of the pulped paper is greatly ensured, the pulping efficiency is greatly improved, and the applicability is higher.
Drawings
FIG. 1 is a schematic view of a partially sectioned perspective structure of the present invention;
FIG. 2 is a schematic perspective view of the whole structure of the present invention;
FIG. 3 is a schematic view of an exploded perspective of the metal impurity removing mechanism of the present invention;
FIG. 4 is a schematic view of a partial enlarged structure of the present invention at A in FIG. 1;
FIG. 5 is a schematic view of a partially enlarged structure of the present invention at B in FIG. 1;
fig. 6 is a schematic view of a partially enlarged structure of fig. 1C according to the present invention.
In the figure: 001. a double crushing mechanism; 002. a metal impurity removing mechanism; 003. a floating foam impurity removing mechanism; 004. a pulp discharging mechanism; 1. a pulping pot; 2. a support plate; 3. a crushing box; 4. a primary crushing assembly; 5. a secondary crushing assembly; 6. a deflector; 7. a crushing motor; 8. a main crushing shaft; 9. from the crushing shaft; 10. a main gear; 11. a slave gear; 12. crushing teeth; 13. crushing a baffle; 14. a gear box; 15. a metal tray; 16. a vibration motor; 17. an electromagnet; 18. a vibration connector; 19. a splash-proof box; 20. a vibrating spring; 21. a connecting rod; 22. a impurity removal box; 23. a flotation motor; 24. a flotation rotating rod; 25. flotation fan blades; 26. a shutoff electric cylinder; 27. a shutoff plate; 28. a pulp discharging cylinder; 29. a slurry discharge motor; 30. a pulp discharging rod; 31. spiral pulp discharging blades; 32. a slurry outlet pipe; 33. a pulp outlet valve; 34. an annular splash guard; 35. a water inlet pipe; 36. an overflow pipe; 37. a connecting rod floating ball level gauge.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 6, a corrugated paper recycling, crushing and pulping device comprises a pulping pot 1 with a stirring function, a double crushing mechanism 001, a floating foam impurity removing mechanism 003 and a pulping discharging mechanism 004, wherein the corrugated paper and mixed liquid in the pulping pot 1 can be quickly fused to form paper pulp through the stirring function on the pulping pot 1;
the above-mentioned double crushing mechanism 001 is fixedly installed above the pulping pan 1 through the plurality of support plates 2, the double crushing mechanism 001 comprises a crushing box 3, a first-stage crushing assembly 4 and a plurality of second-stage crushing assemblies 5, the first-stage crushing assembly 4 and the plurality of second-stage crushing assemblies 5 are all installed on the crushing box 3, the plurality of second-stage crushing assemblies 5 are arranged below the first-stage crushing assembly 4 side by side, and a plurality of guide plates 6 are installed between the plurality of second-stage crushing assemblies 5 and the first-stage crushing assembly 4, specifically, when the corrugated paper is pulped, bundled corrugated paper is placed into the inside of the crushing box 3, the corrugated paper can be crushed once through the first-stage crushing assembly 4, the crushed corrugated paper can enter the second-stage crushing assemblies 5 at different positions through the guide of the guide plates 6, the corrugated paper can be crushed further through the cooperation of the second-stage crushing assemblies 5, small-particle paper scraps are formed, and when the corrugated paper scraps are crushed through the second-stage crushing assemblies 5, the other effect is that the metal pins bound on the corrugated paper or the adhered plastic film and the corrugated paper are separated, so that the subsequent impurity removing operation is facilitated;
the plurality of secondary crushing assemblies 5 are identical in structure with the primary crushing assembly 4, wherein the primary crushing assembly 4 comprises a crushing motor 7, a main crushing shaft 8, a secondary crushing shaft 9, a main gear 10, a secondary gear 11, a plurality of crushing teeth 12 and a plurality of crushing baffles 13;
the main crushing shaft 8 and the auxiliary crushing shaft 9 are all rotationally mounted on the crushing box 3, the main gear 10 and the auxiliary gear 11 are fixedly mounted on one side of the main crushing shaft 8 and the auxiliary crushing shaft 9 respectively, and mesh mutually between the main gear 10 and the auxiliary gear 11, the crushing motor 7 is mounted on one side of the crushing box 3, and fixed mounting is between the output end of the crushing motor 7 and the main crushing shaft 8, a plurality of crushing baffles 13 are all mounted in the inside of the crushing box 3, a gear groove is formed between two adjacent crushing baffles 13, a plurality of crushing teeth 12 are equidistantly and alternately mounted on the main crushing teeth 12 and the auxiliary crushing teeth 12, and part of the plurality of crushing teeth 12 is located in the inside of the corresponding gear groove, the crushing box 3 is provided with a gear box 14 for protecting the main gear 10 and the auxiliary gear 11, specifically, the output end of the crushing motor 7 drives the main crushing shaft 8 to rotate, the main crushing shaft 8 drives the main gear 10 to rotate, the auxiliary gear 11 drives the auxiliary gear 11 to rotate, the auxiliary gear 11 drives the auxiliary crushing shaft 9 to rotate, the plurality of crushing teeth 12 can be used for the purpose of crushing paper, the crushing teeth 12 can be conveniently adjusted in the inside of the crushing box, the crushing box is convenient to be used for the crushing operation, and the crushing teeth 12 can be more convenient to be adjusted, the crushing operation can be used for the crushing the inside of the crushing box is more convenient to be used for the crushing and the crushing teeth 12, and the crushing box is convenient to rotate, and the crushing operation can be used for the crushing and can be adjusted.
The metal impurity removing mechanism 002 is arranged on the double crushing mechanism 001, the metal impurity removing mechanism 002 is arranged between the double crushing mechanism 001 and the metal impurity removing mechanism 002, and the metal impurity removing mechanism 002 comprises a metal tray 15, a vibrating motor 16, a plurality of electromagnets 17, a plurality of groups of vibrating connectors 18 and a splash proof box 19;
one end of each of a plurality of groups of vibration connecting pieces 18 is fixedly arranged on the crushing box 3, the other end of each of the vibration connecting pieces 18 is fixedly arranged between the other end of each of the vibration connecting pieces 18 and the metal tray 15, the vibration motor 16, the plurality of electromagnets 17 and the splash-proof box 19 are arranged below the metal tray 15, the vibration motor 16 and the plurality of electromagnets 17 are arranged inside the splash-proof box 19, a plurality of heat dissipation through holes are formed in the splash-proof box 19, one group of vibration connecting pieces 18 comprises a vibration spring 20 and two connecting rods 21, the vibration spring 20 is fixedly arranged between the two connecting rods 21, one end of one connecting rod 21 is fixedly arranged between the crushing box 3, one end of the other connecting rod 21 is fixedly arranged between the metal tray 15, specifically, after crushed corrugated paper scraps fall onto the metal tray 15 from the inside of the crushing box 3, the vibration motor 16 and the electromagnet 17 are started, vibration of the vibration motor 16 is started, through the cooperation of the vibration connecting piece 18, the metal tray 15 can be driven to vibrate, the corrugated paper scraps on the metal tray 15 can be driven to vibrate and diffuse to the periphery in the vibration process, the metal impurities with larger internal mass of the corrugated paper scraps can be contacted with the metal tray 15 in the vibration process, the metal impurities can be adsorbed on the metal tray 15 under the influence of magnetic force after contacting the metal tray 15, thereby realizing the impurity removal operation of the metal impurities, the corrugated paper scraps scattered in the vibration process of the metal tray 15 can easily scatter from the inside of the pulping pot 1 in multiple directions, the mixed liquid and the paper scraps can be fused more quickly to form paper pulp, after the metal impurities adsorbed on the metal tray 15 are more, the metal impurities on the metal tray 15 can be cleaned by closing the electromagnet 17, the inside of the metal tray 15 is bowl-shaped, the middle part is concave and the periphery is convex, which is more beneficial to removing metal impurities.
Above-mentioned, the froth edulcoration mechanism 003 is established on the pulping pan 1, froth edulcoration mechanism 003 includes edulcoration box 22, the flotation motor 23, the flotation bull stick 24, a plurality of flotation flabellum 25, closure electric cylinder 26 and closure plate 27, edulcoration box 22 intercommunication is in one side of pulping pan 1, flotation bull stick 24 rotates the inside of installing at edulcoration box 22, the flotation motor 23 is installed in one side of edulcoration box 22, and fixed mounting between the output of flotation motor 23 and the flotation bull stick 24, a plurality of flotation flabellum 25 equal angle distribution sets up on flotation bull stick 24, closure plate 27 vertically slides and sets up in the inside of edulcoration box 22 and is located the below of edulcoration box 22, closure electric cylinder 26 installs in the below of edulcoration box 22, and fixed mounting between closure electric cylinder 26's output and closure plate 27, closure plate 27 is located one side that the bull stick 24 kept away from pulping pan 1, specifically, after the inside corrugated paper chip of pulping pan 1 decomposes the formation paper pulp, the upper strata of paper pulp can suspend one deck thing, the main with the plastic film as main, carry out the rotation to the electric motor, can drive the impeller 23 and carry out the motion in the float at the time of the inside of the sediment through driving the impeller 23 when carrying out the electric motor, can carry out the motion in the float 23 and carry out the motion in the mode, can carry out the float in the actual motion in the mode through the float 23, can be carried out in the float and is carried out the float 23, and is carried out in the float has been carried out.
Above-mentioned, pulp discharging mechanism 004 establishes on pulping pan 1, pulp discharging mechanism 004 includes a pulp discharging section of thick bamboo 28, pulp discharging motor 29, pulp discharging pole 30 and spiral pulp discharging leaf 31, pulp discharging section of thick bamboo 28 communicates the opposite side of pulping pan 1, pulp discharging pole 30 rotates and installs in the inside of pulp discharging section of thick bamboo 28, spiral pulp discharging leaf 31 fixed mounting is on pulp discharging pole 30, pulp discharging motor 29 installs on pulp discharging section of thick bamboo 28, and fixed mounting between the output of pulp discharging motor 29 and pulp discharging pole 30, still communicate on pulp discharging section of thick bamboo 28 has a play thick bamboo 32, go out thick bamboo 32 and install out thick bamboo 33, after the inside of pulping pan 1 fuses formation paper pulp, open out thick bamboo 33, then start pulp discharging motor 29, pulp discharging motor 29's output drives pulp discharging pole 30 and rotates, pulp discharging pole 30 drives spiral pulp discharging leaf 31 and rotates, can discharge the paper pulp in the pulp pan.
The annular splash guard 34 is fixedly arranged on the pulping pot 1, a plurality of water inlet pipes 35 and a plurality of overflow pipes 36 are communicated with the annular splash guard 34, and through the arrangement of the plurality of water inlet pipes 35, mixed liquid can be injected into the pulping pot 1 from multiple angles so as to be convenient for being injected into new mixed liquid and corrugated paper scraps to be contacted and fused and decomposed rapidly, so that the manufacturing efficiency is improved.
The annular splash guard 34 is provided with a plurality of transparent plates, one transparent plate is provided with a connecting rod floating ball liquid level meter 37, the transparent plates are used for observing pulp solution in the pulping pot 1, the connecting rod floating ball liquid level meter 37 is matched for detecting the liquid level of pulp, the connecting rod floating ball liquid level meter 37 can be electrically controlled and connected with the intercepting electric cylinder 26 in the actual use process, and signals for detecting the liquid level are transmitted to the intercepting electric cylinder 26 through the connecting rod floating ball liquid level meter 37, so that when suspended matters are cleaned, the intercepting plate 27 can be accurately moved to the position below the liquid level.
In summary, the concrete processing steps of the corrugated paper recycling, crushing and pulping device are as follows:
pouring bundled and packed corrugated paper into a crushing box 3, and crushing the bundled corrugated paper for multiple times through a primary crushing assembly 4 and a secondary crushing assembly 5 in the crushing box 3 to form small-particle corrugated paper scraps;
step two, the crushed corrugated paper scraps fall onto a metal tray 15 on a lower metal impurity removing mechanism 002, a vibration motor 16 and a plurality of electromagnets 17 are started to enable the metal tray 15 to vibrate and endow the metal tray 15 with magnetism, the crushed corrugated paper scraps fall into the pulping pot 1 from multiple directions through the vibration of the metal tray 15, and meanwhile the metal tray 15 with magnetism adsorbs metal impurities doped in the corrugated paper scraps so as to prevent the metal impurities from entering the pulping pot 1;
step three, after corrugated paper scraps with metal impurities removed enter the pulping pot 1, the crushed corrugated paper scraps are conveniently and rapidly scattered and made into paper pulp by the cooperation of the stirring function on the pulping pot 1 and the continuous water supply of the plurality of water inlet pipes 35;
step four, after the corrugated paper scraps are made into paper pulp in the pulping pot 1, impurities such as plastic doped in the corrugated paper scraps float on the upper layer of the paper pulp under the influence of buoyancy, and floating impurities on the upper layer of the pulping can be removed by detecting the liquid level of the paper pulp through the connecting rod floating ball liquid level meter 37 and matching with the floating foam impurity removing mechanism 003;
and fifthly, removing impurities, decomposing and mixing the formed paper pulp, and discharging the paper pulp through cooperation of a pulp discharging mechanism 004, so that the subsequent processing operation can be carried out.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a pulping device is smashed in corrugated paper recovery, includes pulping pot (1) that have stirring function, its characterized in that still includes:
the double crushing mechanism (001) is fixedly arranged above the pulping pot (1) through a plurality of supporting plates (2) and is used for crushing bundled corrugated paper for a plurality of times;
the metal impurity removing mechanism (002) is arranged on the double crushing mechanism (001), and the metal impurity removing mechanism (002) is positioned between the double crushing mechanism (001) and the metal impurity removing mechanism (002) and is used for removing metal impurities in crushed corrugated paper;
the floating foam impurity removing mechanism (003) is arranged on the pulping pot (1) and is used for removing suspended impurities on the upper pulping layer in the pulping pot (1);
and the pulp discharging mechanism (004) is arranged on the pulping pot (1) and is used for discharging the pulp produced in the pulping pot (1).
2. A corrugated paper recycling, crushing and pulping device according to claim 1, characterized in that the double crushing mechanism (001) comprises a crushing box (3), a primary crushing assembly (4) and a plurality of secondary crushing assemblies (5), wherein the primary crushing assembly (4) and the secondary crushing assemblies (5) are all arranged on the crushing box (3), the secondary crushing assemblies (5) are arranged below the primary crushing assembly (4) side by side, and a plurality of guide plates (6) are arranged between the secondary crushing assemblies (5) and the primary crushing assembly (4);
the two-stage crushing assemblies (5) and the one-stage crushing assemblies (4) are identical in structure, wherein the one-stage crushing assemblies (4) comprise a crushing motor (7), a main crushing shaft (8), a secondary crushing shaft (9), a main gear (10), a secondary gear (11), a plurality of crushing teeth (12) and a plurality of crushing baffles (13);
the main crushing shaft (8) and the auxiliary crushing shaft (9) are rotatably mounted on the crushing box (3), the main gear (10) and the auxiliary gear (11) are fixedly mounted on one side of the main crushing shaft (8) and one side of the auxiliary crushing shaft (9) respectively, the main gear (10) and the auxiliary gear (11) are meshed, the crushing motor (7) is mounted on one side of the crushing box (3), the output end of the crushing motor (7) is fixedly mounted between the main crushing shaft (8), a plurality of crushing baffles (13) are mounted inside the crushing box (3), a gear groove is formed between two adjacent crushing baffles (13), a plurality of crushing teeth (12) are equidistantly and alternately mounted on the main crushing teeth (12) and the auxiliary crushing teeth (12), parts of the crushing teeth (12) are positioned in the corresponding gear grooves, and a protection gear box (10) and a gear box (14) are mounted on the main crushing box (3).
3. A corrugated paper recycling, crushing and pulping device according to claim 2, characterized in that the metal impurity removing mechanism (002) comprises a metal tray (15), a vibration motor (16), a plurality of electromagnets (17), a plurality of groups of vibration connecting pieces (18) and a splash proof box (19);
one ends of a plurality of groups of vibration connecting pieces (18) are fixedly arranged on the crushing box (3), the other ends of the vibration connecting pieces (18) are fixedly arranged between the metal tray (15), the vibration motor (16), the electromagnets (17) and the splash-proof box (19) are arranged below the metal tray (15), the vibration motor (16) and the electromagnets (17) are positioned in the splash-proof box (19), and a plurality of heat dissipation through holes are formed in the splash-proof box (19);
the vibrating connecting piece (18) comprises a vibrating spring (20) and two connecting rods (21), wherein the vibrating spring (20) is fixedly arranged between the two connecting rods (21), one end of one connecting rod (21) is fixedly arranged between the crushing box (3), and the other end of the other connecting rod (21) is fixedly arranged between the metal tray (15).
4. A corrugated paper recycling, crushing and pulping device according to claim 3, characterized in that the froth and impurity removing mechanism (003) comprises an impurity removing box (22), a flotation motor (23), a flotation rotating rod (24), a plurality of flotation blades (25), a interception electric cylinder (26) and an interception plate (27);
the utility model provides a pulping machine, including pulping pan (1), flotation rotating rod (24), flotation motor (23), flotation rotating rod (24), a plurality of equal angular distribution of flotation flabellum (25) sets up on flotation rotating rod (24), closure plate (27) vertically slides and sets up in the inside of edulcoration box (22) and be located the below of edulcoration box (22), closure motor jar (26) are installed the below of edulcoration box (22), and fixed mounting between the output of closure motor (26) and closure plate (27), closure plate (27) are located flotation rotating rod (24) keep away from one side of pulping pan (1).
5. A corrugated paper recycling, crushing and pulping apparatus as claimed in claim 4, characterized in that the pulp discharging mechanism (004) comprises a pulp discharging cylinder (28), a pulp discharging motor (29), a pulp discharging rod (30) and a spiral pulp discharging blade (31);
the utility model discloses a pulping device, including pulping pot (1), pulping section of thick bamboo (28) are in the opposite side of pulping pot (1), pulping rod (30) rotate the inside of installing pulping section of thick bamboo (28), spiral pulping leaf (31) fixed mounting is in on pulping rod (30), pulping motor (29) are installed on pulping section of thick bamboo (28), and the output of pulping motor (29) with fixed mounting between pulping rod (30), still communicate on pulping section of thick bamboo (28) and have out thick pipe (32), go out thick valve (33) are installed on out thick pipe (32).
6. The corrugated paper recycling, crushing and pulping device according to claim 5, wherein an annular splash guard (34) is fixedly arranged on the pulping pot (1), and a plurality of water inlet pipes (35) and a plurality of overflow pipes (36) are communicated with the annular splash guard (34).
7. The corrugated paper recycling, crushing and pulping device according to claim 6, wherein a plurality of transparent plates are arranged on the annular splash guard (34), and a connecting rod floating ball level gauge (37) is arranged on one transparent plate and used for detecting the liquid level inside the pulping pot (1).
8. A process for manufacturing a corrugated paper recycling, crushing and pulping device, characterized in that the corrugated paper recycling, crushing and pulping device according to any one of claims 1 to 7 is used, comprising the following steps:
s1, pouring bundled and packed corrugated paper into a crushing box (3), and crushing the bundled corrugated paper for a plurality of times through a primary crushing assembly (4) and a secondary crushing assembly (5) in the crushing box (3) to form small-particle corrugated paper scraps;
s2, the crushed corrugated paper scraps can fall onto a metal tray (15) on a lower metal impurity removing mechanism (002), a vibration motor (16) and a plurality of electromagnets (17) are started, so that the metal tray (15) vibrates and simultaneously endows the metal tray (15) with magnetism, the crushed corrugated paper scraps fall into the pulping pot (1) from multiple directions through the vibration of the metal tray (15), and the metal tray (15) with magnetism adsorbs metal impurities doped in the corrugated paper scraps so as to prevent the metal impurities from entering the pulping pot (1);
s3, after corrugated paper scraps with metal impurities removed enter the pulping pot (1), the crushed corrugated paper scraps are conveniently and rapidly scattered and made into paper pulp by the cooperation of a stirring function on the pulping pot (1) and continuous water supply of a plurality of water inlet pipes (35);
s4, after the corrugated paper scraps are made into paper pulp in the pulping pot (1), impurities such as plastic doped in the corrugated paper scraps float on the upper layer of the paper pulp under the influence of buoyancy, and floating impurities on the upper layer of the pulping can be removed by detecting the paper pulp liquid level through a connecting rod floating ball liquid level meter (37) and matching with a floating foam impurity removing mechanism (003);
s5, removing impurities, decomposing and mixing the formed paper pulp, and discharging the paper pulp through cooperation of a pulp discharging mechanism (004) to perform subsequent processing operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310245202.1A CN116377748A (en) | 2023-03-14 | 2023-03-14 | Corrugated paper recycling, crushing and pulping device and process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310245202.1A CN116377748A (en) | 2023-03-14 | 2023-03-14 | Corrugated paper recycling, crushing and pulping device and process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116377748A true CN116377748A (en) | 2023-07-04 |
Family
ID=86968503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310245202.1A Pending CN116377748A (en) | 2023-03-14 | 2023-03-14 | Corrugated paper recycling, crushing and pulping device and process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116377748A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1228276A (en) * | 1968-04-22 | 1971-04-15 | ||
| US5100066A (en) * | 1989-10-16 | 1992-03-31 | Organ-Faser Technology Company N.V. | Method for processing domestic, industrial and other similar waste with the production of a cellulose material |
| KR20040084553A (en) * | 2003-03-28 | 2004-10-06 | (주)지케이피테크놀로지 | Apparatus and method of separating old corrugated cardboard into linerboard and corrugated medium stocks |
| JP2006240234A (en) * | 2005-03-07 | 2006-09-14 | Hideaki Ito | Manufacturing method of plate-like material |
| JP2011021284A (en) * | 2009-07-14 | 2011-02-03 | Daizen:Kk | Method for producing pulp by using non-woody material as raw material, and system apparatus for producing pulp |
| CN102285019A (en) * | 2011-06-20 | 2011-12-21 | 广东致顺化工环保设备有限公司 | Complete equipment for recovering, crushing and cleaning waste plastics |
| CN204690487U (en) * | 2015-05-20 | 2015-10-07 | 天津市有为印刷包装有限公司 | A kind of paper pulp makes and knot screen |
| CN109322196A (en) * | 2017-07-31 | 2019-02-12 | 精工爱普生株式会社 | Defibering material producing device and sheet producing device |
| CN109433367A (en) * | 2018-12-28 | 2019-03-08 | 南云瑞 | A method of for discarding cardboard recycling |
| CN210022386U (en) * | 2019-05-23 | 2020-02-07 | 李隽颖 | Environment-friendly waste paper reducing mechanism |
| KR20200023026A (en) * | 2018-08-24 | 2020-03-04 | (주) 제이에스티 | System for impurity processing of pulp recycling process |
| CN112138816A (en) * | 2020-09-22 | 2020-12-29 | 李晓吨 | Corrugated carton recycling and reprocessing device |
| CN112691745A (en) * | 2021-01-22 | 2021-04-23 | 朱蓉 | Packaging paperboard smashing device |
| CN214132013U (en) * | 2020-11-25 | 2021-09-07 | 陈京 | Environment-friendly waste paper smashing and compressing device |
| CN218078096U (en) * | 2022-06-09 | 2022-12-20 | 安徽诺逸环保科技有限责任公司 | Stirring storehouse thick liquids crushing slurrying equipment |
-
2023
- 2023-03-14 CN CN202310245202.1A patent/CN116377748A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1228276A (en) * | 1968-04-22 | 1971-04-15 | ||
| US5100066A (en) * | 1989-10-16 | 1992-03-31 | Organ-Faser Technology Company N.V. | Method for processing domestic, industrial and other similar waste with the production of a cellulose material |
| KR20040084553A (en) * | 2003-03-28 | 2004-10-06 | (주)지케이피테크놀로지 | Apparatus and method of separating old corrugated cardboard into linerboard and corrugated medium stocks |
| JP2006240234A (en) * | 2005-03-07 | 2006-09-14 | Hideaki Ito | Manufacturing method of plate-like material |
| JP2011021284A (en) * | 2009-07-14 | 2011-02-03 | Daizen:Kk | Method for producing pulp by using non-woody material as raw material, and system apparatus for producing pulp |
| CN102285019A (en) * | 2011-06-20 | 2011-12-21 | 广东致顺化工环保设备有限公司 | Complete equipment for recovering, crushing and cleaning waste plastics |
| CN204690487U (en) * | 2015-05-20 | 2015-10-07 | 天津市有为印刷包装有限公司 | A kind of paper pulp makes and knot screen |
| CN109322196A (en) * | 2017-07-31 | 2019-02-12 | 精工爱普生株式会社 | Defibering material producing device and sheet producing device |
| KR20200023026A (en) * | 2018-08-24 | 2020-03-04 | (주) 제이에스티 | System for impurity processing of pulp recycling process |
| CN109433367A (en) * | 2018-12-28 | 2019-03-08 | 南云瑞 | A method of for discarding cardboard recycling |
| CN210022386U (en) * | 2019-05-23 | 2020-02-07 | 李隽颖 | Environment-friendly waste paper reducing mechanism |
| CN112138816A (en) * | 2020-09-22 | 2020-12-29 | 李晓吨 | Corrugated carton recycling and reprocessing device |
| CN214132013U (en) * | 2020-11-25 | 2021-09-07 | 陈京 | Environment-friendly waste paper smashing and compressing device |
| CN112691745A (en) * | 2021-01-22 | 2021-04-23 | 朱蓉 | Packaging paperboard smashing device |
| CN218078096U (en) * | 2022-06-09 | 2022-12-20 | 安徽诺逸环保科技有限责任公司 | Stirring storehouse thick liquids crushing slurrying equipment |
Non-Patent Citations (3)
| Title |
|---|
| 徐红霞: "具有悬浮槽装置的废纸制浆净化设备", 《中华造纸》, 23 June 2020 (2020-06-23), pages 2 * |
| 徐红霞;: "具有悬浮槽装置的废纸制浆净化设备", 中华纸业, no. 12, 23 June 2020 (2020-06-23), pages 1 - 4 * |
| 高育欣: "《建筑固废资源综合利用关键技术》", 31 January 2021, 中国建材工业出版社, pages: 30 - 31 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214763606U (en) | Concrete waste water waste residue's splitter | |
| CN113816456B (en) | Domestic sewage shakes broken formula air supporting edulcoration equipment | |
| CN116377748A (en) | Corrugated paper recycling, crushing and pulping device and process | |
| CN112978966A (en) | Oil-water separation device for petrochemical industry | |
| CN105268630A (en) | Centrifugal screening type powder screening machine | |
| CN210847440U (en) | Molten silicon micro powder cleaning and purifying device | |
| CN215924494U (en) | Full-automatic air supporting machine of pharmaceutical factory | |
| CN210595879U (en) | Low polymer separation purification gathers equipment | |
| CN211999124U (en) | Oil-water separator | |
| CN210646709U (en) | Recycled concrete waste recovery device | |
| CN210656629U (en) | Sludge filtering device for oil exploitation | |
| CN207734706U (en) | A kind of integrated septic tank crushing charging | |
| CN214793960U (en) | Sampling detection equipment is used in edible oil processing | |
| CN214766118U (en) | Shallow slot of ore separator | |
| CN217961636U (en) | Water supply device for agricultural product processing and cleaning machine | |
| CN219073210U (en) | Melon seed production dross removal mechanism | |
| CN216691052U (en) | Oil pumping motor-pumped well oil pipeline charge device | |
| CN218115181U (en) | Sewage recovery box convenient to clearance floater | |
| CN219943168U (en) | Wheat grain washing impurity remover | |
| CN212954397U (en) | Waste water treatment is with coagulating air supporting device | |
| CN219092969U (en) | Potato washs letter sorting equipment | |
| CN217123543U (en) | High-performance concrete composite admixture processing and feeding device with uniform mixing | |
| CN216920498U (en) | Ecological hydraulic engineering desilting device | |
| CN212096879U (en) | Recycled concrete apparatus for producing | |
| CN220328478U (en) | Mixing equipment for lime sulphur production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |