CN109535477A - A kind of scrap rubber low-temp recovery equipment - Google Patents
A kind of scrap rubber low-temp recovery equipment Download PDFInfo
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- CN109535477A CN109535477A CN201910014368.6A CN201910014368A CN109535477A CN 109535477 A CN109535477 A CN 109535477A CN 201910014368 A CN201910014368 A CN 201910014368A CN 109535477 A CN109535477 A CN 109535477A
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- 229920001971 elastomer Polymers 0.000 title claims abstract description 106
- 239000005060 rubber Substances 0.000 title claims abstract description 106
- 238000011084 recovery Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 70
- 238000004513 sizing Methods 0.000 claims abstract description 51
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 50
- 238000001816 cooling Methods 0.000 claims abstract description 41
- 239000000843 powder Substances 0.000 claims abstract description 35
- 238000005070 sampling Methods 0.000 claims abstract description 31
- 230000008929 regeneration Effects 0.000 claims abstract description 22
- 238000011069 regeneration method Methods 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- 230000001172 regenerating effect Effects 0.000 claims abstract description 13
- 238000006477 desulfuration reaction Methods 0.000 claims abstract description 12
- 230000023556 desulfurization Effects 0.000 claims abstract description 12
- 238000010008 shearing Methods 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 14
- 230000001360 synchronised effect Effects 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 12
- 238000010168 coupling process Methods 0.000 claims description 12
- 238000005859 coupling reaction Methods 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 230000006837 decompression Effects 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 10
- 239000011159 matrix material Substances 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 239000002351 wastewater Substances 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 239000003292 glue Substances 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 239000013589 supplement Substances 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 239000011593 sulfur Substances 0.000 claims description 5
- 238000010924 continuous production Methods 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 claims description 4
- 241001441571 Hiodontidae Species 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 3
- 230000007717 exclusion Effects 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 2
- 239000010959 steel Substances 0.000 claims 2
- 238000007599 discharging Methods 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 241000273930 Brevoortia tyrannus Species 0.000 description 18
- 238000000034 method Methods 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000003708 ampul Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000009719 regenerative response Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000010092 rubber production Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J11/00—Recovery or working-up of waste materials
- C08J11/04—Recovery or working-up of waste materials of polymers
- C08J11/10—Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2319/00—Characterised by the use of rubbers not provided for in groups C08J2307/00 - C08J2317/00
-
- 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
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The invention belongs to scrap rubbers to recycle technical field of processing equipment, more particularly to a kind of scrap rubber low-temp recovery equipment, main structure includes rubber powder feed bin, No.1 screw feeding machine, high low speed premixes blender, No. two screw feeding machines, feeder, desulfurizing machine, cooling surge bunker, extruder, cool water shower pipe, drainage mouth, exhaust outlet, No.1 gas sampling pipe, No. two gas sampling pipes, high-pressure gear pump, discharge port and Wen Mo machine, the production of reclaimed rubber is carried out based on high shear rotor and high-pressure gear pump under cryogenic, the sizing material that rubber powder and regenerative agent are mixed to form is added in desulfurizing machine by feeder, rubber powder shearing and desulfurization plasticising regeneration under the mechanical uncoupling for two high shear rotor Mechanochemistries being meshed and the chemical depolymerization effect of regenerative agent, significantly improve the physical mechanical property of reclaimed rubber, realize scrap rubber certainly Dynamicization, environmental protection, safe and efficient and high-quality regeneration.
Description
Technical field:
The invention belongs to scrap rubbers to recycle technical field of processing equipment, and in particular to a kind of scrap rubber low-temp recovery equipment,
Desulfurization regeneration can be carried out to scrap rubber based on high shear Dentiform Element and gear pump under cryogenic.
Background technique:
Since rubber is important strategic materials, so countries in the world have stringent control measure to rubber.China is
Rubber use big country, still, the rubber sources possessed is deficienter, 70% or so of annual rubber-consumer amount all be by into
Mouthful, it is deficient to solve rubber sources, in the case where advocating, encouraging, helping the call of recycling and reclaimed rubber of waste old, a large amount of rubbers
Glue products factory is using reclaimed rubber as the substitute of natural rubber, to improve the utilization rate of rubber sources.The benefit again of waste old
There is extremely profound significance for the predicament for getting rid of rubber sources scarcity with reproduction.
Scrap rubber recycling technique equipment mainly has steam-type (heat conducting oil type, infrared directly-heated type) digester, regeneration
Glue masticator, reclaimed rubber mixer and the relatively high constant-pressure and high-temperature continuous desulphurizing machine of utility ratio, these process equipments are entire
In regenerative process, need to continue sizing material is maintained in higher temperature environment, and pernicious gas can be discharged in process, right
Atmospheric environment pollutes, and needs to keep the condition of high temperature and pressure in process, and there are some potential safety problems, faces
To increasingly severeer environmental pollution situation and safety accident risk, the reclaimed rubber production equipment and technique of efficient pollution-free are researched and developed
It is extremely urgent.
There are numerous devices suitable for reclaimed rubber refining in the prior art, Chinese patent 201320459092.0 is public
A kind of regenerating waste or used rubber opened utilizes equipment, including feeding device, regeneration agent feeding device and controller, feeding device to pass through
Screw feeding machine is connect with high low speed mixing arrangement, and regeneration agent feeding device is connect by pipeline with high low speed mixing arrangement, institute
The high low speed mixing arrangement side stated is provided with regeneration sector, and the regeneration sector includes feeding warehouse, is provided on feeding warehouse
The screw feeding machine that high low speed mixing arrangement is communicated therewith is provided with regenerative response device at the feeding warehouse discharge port,
Temperature control device is provided in regenerative response device, and end is provided with cooling device, regenerative response device is connect with cooling device
Place is provided with pressurizing unit and shear, and cooling device end is provided with discharge port, feeding device, regeneration agent feeding device,
High low speed mixing arrangement and regeneration sector are electrically connected with the controller respectively；Chinese patent 201510368537.8 discloses a kind of use
Break the type rubber regenerating machine of sulfur regeneration in waste old, including is mounted on horizontally disposed feeding screw pipeline, feeding in outer casing
Screw rod is equipped in helical pipe, feeding screw duct wrap is equipped with quartz ampoule, and shielding case, the outer spiral shell of shielding case are set with outside quartz ampoule
Rotation is wound with cooling tube；Electromagnetic heating dress is successively arranged in toroidal cavity between the quartz ampoule and shielding case from left to right
It sets, microwave generator；It is linked with feeding funnel on the left side feed end of the feeding screw pipeline, offers and send above feeding funnel
Material mouth；The right side discharge end of the feeding screw pipeline is connected with longitudinally disposed right-angle type shearing handpiece body, described
Right-angle type shearing head intracoelomic cavity is equipped with plug；The extrusion of environmentally-friendly reclaimed rubber disclosed in Chinese patent 201410439385.1 is set
It is standby, including motor, reduction gearbox, loading hopper, feed zone, plasticizing restoring means, gas bleeder valve, discarded recyclable device, connecting tube, filtering
Device, cooler, squeezer, discharger, tractor and pedestal are equipped with motor, reduction gearbox and discarded recycling dress on the pedestal
It sets, motor is connected with reduction gearbox, and reduction gearbox is connected with feed zone, and feed zone is equipped with loading hopper, the connection of feed zone right end
It is plasticized restoring means, plasticizing restoring means is equipped with multiple gas bleeder valves, is connected with each other by connecting tube into useless between gas bleeder valve
Recyclable device is abandoned, plasticizing restoring means right end is equipped with filter, and filter right end is equipped with cooler, the installation of cooler right end
There is squeezer, squeezer right end is equipped with discharger, and discharger right end is equipped with tractor, and feed zone includes driving screw rod, tooth
Wheel group, blade and driven screw, driving screw rod and driven screw are intermeshed by gear set and are moved, and driving screw rod is equipped with more
Road annular blade is used for secondary cut, and gas bleeder valve includes tube body, ball, spring, adjusting screw and connector, and tube body head is in
Truncated cone-shaped, tube body is interior to be equipped with screw thread, is equipped with adjusting screw on screw thread, spring is equipped in adjusting screw, is equipped on spring
Ball, ball are stuck in tube body head；A kind of planetary extruder disclosed in Chinese patent 201220152495.6, including planet spiral shell
Bar, driving screw and internal tooth casing, the modulus of the planetary-screw, driving screw and internal tooth casing are all larger than 3.5, the planetary-screw, master
The modulus of screw rod and internal tooth casing is 5.5, and the number of teeth of the planetary-screw is 7 or 47, outer diameter 68.34；The tooth of the driving screw
Number is 19, outer diameter 157.465；The number of teeth of the internal tooth casing is 33, and outer diameter is 254.58 or 375.58；Above-mentioned patented product or
It is difficult to control in the presence of production temperature, the uncontrollable problem of exhaust gas discharge, or there are higher cost, installation extremely inconvenience, temperature control
System is inaccurate, it is difficult to the problem of guaranteeing machining accuracy, or to the modulus of planetary-screw, driving screw and internal tooth casing, planetary-screw
The number of teeth improves, and reduces the generation of planetary-screw climbing phenomenon, but there are still propulsive force and peptizaiton is weaker asks
Topic.Therefore, the continuous high-efficient production capacity based on high shear Dentiform Element extruder, researching and designing one kind are suitable for scrap rubber and exist
Desulphurizing and regenerating device under cryogenic conditions, at the same have it is stronger squeeze, roll over and stretch, shear, dispersing and immixture, be suitable for again
The refining of raw rubber material has social value and economic benefit.
Summary of the invention:
It is an object of the invention to overcome defect of the existing technology, research and develop a kind of under cryogenic based on high shear
The scrap rubber desulfurization regeneration of Dentiform Element and high-pressure gear pump equipment replaces conventional high temperature desulfurizing using the desulfurizing machine of parametrization
Tank and Plasticator realize that scrap rubber high-efficiency desulfurization under the conditions of the temperature of conventional high temperature desulfurization 50% regenerates, effectively improve regeneration
The physical mechanical property of glue.
To achieve the goals above, scrap rubber low-temp recovery equipment body structure of the present invention include rubber powder feed bin,
No.1 screw feeding machine, No. two screw feeding machines, feeder, desulfurizing machine, cooling surge bunker, squeezes out high low speed premix blender
Machine, cool water shower pipe, drainage mouth, exhaust outlet, No.1 gas sampling pipe, No. two gas sampling pipes, high-pressure gear pump, discharge ports
With warm mould machine；The bottom of the rubber powder feed bin of funnel structure is connect with No.1 screw feeding machine, the outlet of No.1 screw feeding machine
Lower section is provided with high low speed premix blender, and the outlet of high low speed premix blender is connect with No. two screw feeding machines, No. two spiral shells
It revolves and is provided with feeder below the outlet of feeder, the outlet of feeder and the inlet flange formula of desulfurizing machine connect, desulfurizing machine
Outlet is connect with the cooling surge bunker of hollow type structure, and extruder is provided with below cooling surge bunker, and extruder draws cooling
Water sprayer tube is passed through cooling surge bunker, and the side of extruder is provided with the drainage mouth of circular configuration, is provided at the top of drainage mouth
The exhaust outlet of upside down funnel formula structure, exhaust outlet are connect with No.1 gas sampling pipe, arranged in parallel with No.1 gas sampling pipe
No. two gas sampling pipes are connect with desulfurizing machine and cooling surge bunker respectively, and extruder is connect with high-pressure gear pump flange form, are squeezed out
The outlet of machine is provided with discharge port, and the other end of desulfurizing machine is connect with warm mould machine.
The main structure of high low speed premix blender of the present invention includes matrix, pedestal, driving motor, mixing
Bucket, mixture outlet, agitating shaft and head tank；The intracorporal bottom of the base of tower structure is provided with hollow type rectangular parallelepiped structure
Pedestal, the upper surface of pedestal are provided with the mixing bucket of driving motor and hollow type cylindrical structure, are mixed under bucket
Portion's side wall is provided with mixture outlet, and the agitating shaft with cross bar that is internally provided with of bucket, driving motor and stirring is mixed
Axis connection, the top that bucket is mixed connect with the head tank of hollow type structure, and top is in cylindrical body, lower part in cone into
The top surface of matrix is stretched out on the top of charging basket.
The main structure of feeder of the present invention includes feeding bucket, feed screw and feeding motor；Hollow type structure
The top of feeding bucket be in cylindrical body, lower part is in cone, and feeding bucket is internally provided with feed screw, the outer top surface of feeding bucket
It is provided with feeding motor, feed screw is connect with feeding motor.
The main structure of desulfurizing machine of the present invention includes rack, permanent magnet synchronous motor, transmission device, machine barrel, electromagnetism
Heating watt, exhaust filter pipe, collecting container, high shear rotor and shaft coupling；The upper surface of the rack of tower structure from a left side to
The right side is disposed with permanent magnet synchronous motor, transmission device, machine barrel, and permanent magnet synchronous motor is connect by transmission device with machine barrel, machine
Cylinder main structure be divided into six sections, be followed successively by from left to right pan feeding section, conveying section, pressurized exhaust gas section, high shear section, decompression section and
Outlet section, conveying section, pressurized exhaust gas section, high shear section and depressurize section outer surface be provided with electromagnetic heating watt, pressurized exhaust gas
The middle part of section is provided with exhaust filter pipe, and the top exhaust end for being vented filter pipe is connect with No. two gas sampling pipes, is vented drainage
The lower part drainage end of pipe is connect with collecting container, and the high shear for being internally provided with two mutually ratcheting mandrel type structures of machine barrel turns
Son, the main structure of high shear rotor include mandrel, entrance screw thread, outlet section screw thread and interlock block；The left end of mandrel is arranged
There is entrance screw thread, the right end of mandrel is provided with outlet section screw thread, the left side of mandrel upper inlet section screw thread and mandrel upper outlet section
Interlock block is respectively arranged on the right side of screw thread；High shear rotor is connect by shaft coupling with transmission device.
Rubber powder feed bin of the present invention is by fashioned iron or stainless steel welded formation, for storing rubber powder；No.1 spiral feeding
Machine is the auto spiral feeder driven by external servo motor, and No.1 screw feeding machine has been internally provided with axis or shaftless
Screwing element, transmission and feeding for rubber powder；High low speed premix blender is mixing and the stirring place of rubber powder and regenerative agent；
No. two screw feeding machines are the auto spiral feeder driven by external servo motor；Feeder is screw(-type) feeder；Desulfurization
Machine is parametrization high shear Dentiform Element desulfurizing machine；Cooling surge bunker is the tentatively cooling place of sizing material；Extruder is twin-screw
Extruder；Cool water shower is reduced the temperature of sizing material by cool water shower pipe to the outer surface of cooling surge bunker；Drainage mouth is
Waste water filters out channel；Exhaust outlet is exhaust gas discharge conduit；No.1 gas sampling pipe is gas sampling and the discharge of extruder discharge
Pipeline；No. two gas sampling pipes are the gas sampling and discharge tube of desulfurizing machine and cooling surge bunker discharge；High-pressure gear pump is
It is single to drive double helical spurgear pump, the double helical spurgear in high-pressure gear pump only occur it is ratcheting do not contact with each other, do not generate mutually
Active force, there is no mutual rubbing actions, to extend the service life of high-pressure gear pump；Discharge port is flange, using one
Formula head, the strainer that mesh number is 50, material is 40Cr is provided in integrated machine head flange, and the inside of integrated machine head flange is logical
There is cooling water；Warm mould machine is cold-hot integrated temperature mould machine；Rack is the support member of permanent magnet synchronous motor, transmission device and machine barrel；
Permanent magnet synchronous motor and transmission device cooperate driving desulfurizing machine jointly, and transmission device is that the band of the double shaft counter rotatings of single input stops
The transmission device of thrust bearing；Machine barrel is the place of sizing material desulfurization regeneration；Conveying section is the conveying place of sizing material；Pressurized exhaust gas section is
The place of sizing material pressurized exhaust gas；High shear section is the shearing place of sizing material；Depressurize the decompression place that section is sizing material；Outlet section is glue
The discharge place of material；Electromagnetic heating watt-minute is other to heat conveying section, pressurized exhaust gas section, high shear section and decompression section；Exhaust
Filter pipe is used to exclude the exhaust gas and waste water of desulfurizing machine generation；Collecting container is used to collect the waste water of desulfurizing machine exclusion；High shear
Rotor is the component sheared to sizing material；The material of mandrel is stainless steel；Entrance screw thread is used for the conveying and preshearing of sizing material
It cuts；Supplement of the outlet section screw thread for sizing material is sheared；Interlock block is the helical teeth wheel construction of customization；Shaft coupling is positive coupling；
Matrix, pedestal, bucket is mixed, the material of head tank and feeding bucket is stainless steel；Driving motor and feeding motor are to adjust
Speed motor is respectively used to driving agitating shaft and feed screw；Pan feeding section is the place that sizing material enters machine barrel.
The technical parameter of entrance screw thread of the present invention, outlet section screw thread and interlock block is selected according to the type of sizing material
It takes, to reach optimal sulfur removal technology；The length of entrance screw thread and outlet section screw thread is 180mm, and screw diameter is
150mm, spiral groove depth are 14mm, and spiral shell rib axial width is 10mm, and screw pitch is 140mm, and lead angle is 17 ° 42 ',
The helical gear number of teeth of interlock block is 20.
Scrap rubber low-temp recovery equipment of the present invention is in use, by No.1 screw feeding machine, the premix stirring of high low speed
Machine, No. two screw feeding machines, feeder, desulfurizing machine, extruder and high-pressure gear pump are electric with the controller of sizing material production line respectively
Connection, broken rubber powder are stored in rubber powder feed bin, will set matter by the revolving speed that controller controls No.1 screw feeding machine
The rubber powder of amount is transported in high low speed premix blender, and the rubber powder and regenerative agent for setting mass ratio are in high low speed premix blender
Sizing material is formed after premix stirring, sizing material is transported in feeder by No. two screw feeding machines, and feeder arrives feedstock transportation
In desulfurizing machine, sizing material realizes desulfurization regeneration by the shear action of desulfurizing machine, forms reclaimed rubber, and reclaimed rubber reaches cooling buffering
Storehouse, cool water shower pipe tentatively cool down to the reclaimed rubber in cooling surge bunker, be squeezed by tentatively cooling reclaimed rubber
Entering extruder, extruder is further cooled down to reclaimed rubber and supplement is plasticated, meanwhile, high-pressure gear pump applies reclaimed rubber
The pressure of 30-50MPa carries out plasticising processing, reduces the Mooney point of reclaimed rubber, and reclaimed rubber is discharged by discharge port low temperature, reaches useless
The continuous production of rubber.
Compared with prior art, the present invention carrying out reclaimed rubber based on high shear rotor and high-pressure gear pump under cryogenic
Production, the sizing material that rubber powder and regenerative agent are mixed to form is added in desulfurizing machine by feeder, and rubber powder is in two to be meshed
The mechanical uncoupling of high shear rotor Mechanochemistry and the lower shearing of the chemical depolymerization effect of regenerative agent and desulfurization plasticising regeneration, significantly
The physical mechanical property of reclaimed rubber is improved, meanwhile, it is capable to replace conventional high temperature and pressure digester and Plasticator, solution is not easy to eat
Expect, the problem that high pollution exhaust gas and reclaimed rubber strength are inadequate, realizes scrap rubber automation, environmentally friendly, safe and efficient and high-quality
Regeneration；Its structure is simple, and Safety and Environmental Protection is good, and quality is stablized, and energy consumption and production cost are low, is suitable for industrial continuous production,
Use environment is friendly.
Detailed description of the invention:
Fig. 1 is main structure schematic illustration of the invention.
Fig. 2 is the main structure schematic illustration that high low speed of the present invention premixes blender.
Fig. 3 is the main structure schematic illustration of feeder of the present invention.
Fig. 4 is the main structure schematic illustration of desulfurizing machine of the present invention.
Fig. 5 is the main structure schematic illustration of high shear rotor of the present invention.
Specific embodiment:
Invention is further described in detail with reference to the accompanying drawing and by embodiment.
Embodiment 1:
The main structure for the scrap rubber low-temp recovery equipment that the present embodiment is related to includes rubber powder feed bin 1, No.1 spiral feeding
It is machine 2, high low speed premix 3, No. two screw feeding machines 4 of blender, feeder 5, desulfurizing machine 6, cooling surge bunker 7, extruder 8, cold
But water sprayer tube 9, drainage mouth 10, exhaust outlet 11,12, No. two gas sampling pipes 13 of No.1 gas sampling pipe, high-pressure gear pump 14,
Discharge port 15 and Wen Mo machine 16；The bottom of the rubber powder feed bin 1 of funnel structure is connect with No.1 screw feeding machine 2, No.1 spiral
High low speed premix blender 3 is provided with below the outlet of feeder 2, high low speed premixes in the outlet and No. two spirals of blender 3
Material machine 4 connects, and feeder 5, the outlet of feeder 5 and the entrance of desulfurizing machine 6 are provided with below the outlet of No. two screw feeding machines 4
Flange form connection, the outlet of desulfurizing machine 6 are connect with the cooling surge bunker 7 of hollow type structure, and the lower section of cooling surge bunker 7 is provided with
Extruder 8, extruder 8 draw cool water shower pipe 9 and are passed through cooling surge bunker 7, and the side of extruder 8 is provided with circular configuration
Drainage mouth 10, the top of drainage mouth 10 are provided with the exhaust outlet 11 of upside down funnel formula structure, exhaust outlet 11 and No.1 gas sampling
Pipe 12 connects, and No. two gas sampling pipes 13 arranged in parallel with No.1 gas sampling pipe 12 are buffered with desulfurizing machine 6 and cooling respectively
Storehouse 7 connects, and extruder 8 is connect with 14 flange form of high-pressure gear pump, and the outlet of extruder 8 is provided with discharge port 15, desulfurizing machine 6
The other end is connect with warm mould machine 16.
The main structure for the high low speed premix blender 3 that the present embodiment is related to includes matrix 30, pedestal 31, driving motor
32, bucket 33, mixture outlet 34, agitating shaft 35 and head tank 36 is mixed；Bottom in the matrix 30 of tower structure is set
It is equipped with the pedestal 31 of hollow type rectangular parallelepiped structure, the upper surface of pedestal 31 is provided with driving motor 32 and hollow type cylindrical structure
Mixing bucket 33, be mixed bucket 33 lower sides be provided with mixture outlet 34, be mixed bucket 33 inside set
It is equipped with the agitating shaft 35 with cross bar, driving motor 32 is connect with agitating shaft 35, and top and the hollow type knot of bucket 33 is mixed
The head tank 36 of structure connects, and top is in cylindrical body, and lower part stretches out the top surface of matrix 30 in the top of the head tank 36 of cone.
The main structure for the feeder 5 that the present embodiment is related to includes feeding bucket 50, feed screw 51 and feeding motor 52；It is interior
The top of the feeding bucket 50 of empty formula structure is in cylindrical body, and lower part is in cone, and feeding bucket 50 is internally provided with feed screw 51,
The outer top surface of feeding bucket 50 is provided with feeding motor 52, and feed screw 51 is connect with feeding motor 52.
The main structure for the desulfurizing machine 6 that the present embodiment is related to include rack 20, permanent magnet synchronous motor 21, transmission device 22,
Machine barrel 23, electromagnetic heating watt 24, exhaust filter pipe 26, collecting container 27, high shear rotor 28 and shaft coupling 29；Tower structure
The upper surface of rack 20 be disposed with permanent magnet synchronous motor 21, transmission device 22, machine barrel 23, permanent magnet synchronous electric from left to right
Machine 21 is connect by transmission device 22 with machine barrel 23, and the main structure of machine barrel 23 is divided into six sections, is followed successively by pan feeding section from left to right
101, conveying section 102, pressurized exhaust gas section 103, high shear section 104, decompression section 105 and outlet section 106, conveying section 102, pressurization row
It gas section 103, high shear section 104 and depressurizes the outer surface of section 105 and is provided with electromagnetic heating watt 24, in pressurized exhaust gas section 103
Portion is provided with exhaust filter pipe 26, and the top exhaust end of exhaust filter pipe 26 is connect with No. two gas sampling pipes 13, is vented drainage
The lower part drainage end of pipe 26 is connect with collecting container 27, the height for being internally provided with two mutually ratcheting mandrel type structures of machine barrel 23
Rotor 28 is sheared, the main structure of high shear rotor 28 includes mandrel 200, entrance screw thread 201, outlet section screw thread 202 and tooth
Close block 203；The left end of mandrel 200 is provided with entrance screw thread 201, and the right end of mandrel 200 is provided with outlet section screw thread 202, core
The right side of the 200 upper outlet section screw thread 202 of left side and mandrel of 200 upper inlet section screw thread 201 of axis is respectively arranged with interlock block 203；
High shear rotor 28 is connect by shaft coupling 29 with transmission device 22.
The rubber powder feed bin 1 that the present embodiment is related to is by fashioned iron or stainless steel welded formation, for storing rubber powder；In No.1 spiral
Material machine 2 is the auto spiral feeder driven by external servo motor, No.1 screw feeding machine 2 be internally provided with axis or
Shaftless screwing element, transmission and feeding for rubber powder；High low speed premix blender 3 is the mixing and stirring of rubber powder and regenerative agent
Place；No. two screw feeding machines 4 are the auto spiral feeder driven by external servo motor；Feeder 5 is screw feeder
Machine；Desulfurizing machine 6 is parametrization high shear Dentiform Element desulfurizing machine；Cooling surge bunker 7 is the tentatively cooling place of sizing material；Extruder
8 be double screw extruder；Cool water shower is reduced the temperature of sizing material by cool water shower pipe 9 to the outer surface of cooling surge bunker 7
Degree；Drainage mouth 10 is that waste water filters out channel；Exhaust outlet 11 is exhaust gas discharge conduit；No.1 gas sampling pipe 12 is 8 row of extruder
Gas sampling and discharge tube out；No. two gas sampling pipes 13 be the gas sampling that desulfurizing machine 6 and cooling surge bunker 7 are discharged and
Discharge tube；High-pressure gear pump 14 is that single double helical spurgear that drives pumps, and the double helical spurgear in high-pressure gear pump 14 only occurs ratcheting
It does not contact with each other, does not generate mutual active force, there is no mutual rubbing actions, to extend high-pressure gear pump 14
Service life；Discharge port 15 be flange, using integrated machine head, be provided in integrated machine head flange mesh number be 50, material 40Cr
Strainer, the inside of integrated machine head flange is connected with cooling water；Warm mould machine 16 is cold-hot integrated temperature mould machine；Rack 20 is that permanent magnetism is same
Walk the support member of motor 21, transmission device 22 and machine barrel 23；Permanent magnet synchronous motor 21 and the cooperation driving jointly of transmission device 22
Desulfurizing machine 6, transmission device 22 are the transmission device with thrust bearing of the double shaft counter rotatings of single input；Machine barrel 23 is de- for sizing material
The place of sulfur regeneration；Conveying section 102 is the conveying place of sizing material；Pressurized exhaust gas section 103 is the place of sizing material pressurized exhaust gas；Height is cut
Dissection 104 is the shearing place of sizing material；Depressurize the decompression place that section 105 is sizing material；Outlet section 106 is the discharge place of sizing material；
Electromagnetic heating watt 24 respectively heats conveying section 102, pressurized exhaust gas section 103, high shear section 104 and decompression section 105；Exhaust
Filter pipe 26 is used to exclude the exhaust gas and waste water of the generation of desulfurizing machine 6；Collecting container 27 is used to collect the waste water of the exclusion of desulfurizing machine 6；
High shear rotor 28 is the component sheared to sizing material；The material of mandrel 200 is stainless steel；Entrance screw thread 201 is used for glue
The conveying of material and pre- shearing；Supplement of the outlet section screw thread 202 for sizing material is sheared；Interlock block 203 is the helical teeth wheel construction of customization；
Shaft coupling 29 is positive coupling；Matrix 30, pedestal 31, bucket 33 is mixed, the material of head tank 36 and feeding bucket 50 is
Stainless steel；Driving motor 32 and feeding motor 52 are speed regulating motor, are respectively used to driving agitating shaft 35 and feed screw 51；Enter
Material section 101 is the place that sizing material enters machine barrel 23.
The technical parameter of entrance screw thread 201, outlet section screw thread 202 and interlock block 203 that the present embodiment is related to is according to glue
The type of material is chosen, to reach optimal sulfur removal technology；The length of entrance screw thread 201 and outlet section screw thread 202 is
180mm, screw diameter are 150mm, and spiral groove depth is 14mm, and spiral shell rib axial width is 10mm, and screw pitch is 140mm,
Lead angle is 17 ° 42 ', and the helical gear number of teeth of interlock block 203 is 20.
The scrap rubber low-temp recovery equipment that the present embodiment is related to is in use, No.1 screw feeding machine 2, high low speed premix are stirred
Mix 3, No. two screw feeding machines 4 of machine, feeder 5, desulfurizing machine 6, extruder 8 and high-pressure gear pump 14 respectively with sizing material production line
Controller electrical connection, broken rubber powder are stored in rubber powder feed bin 1, control turning for No.1 screw feeding machine 2 by controller
The rubber powder for setting quality is transported in high low speed premix blender 3 by speed, and the rubber powder and regenerative agent for setting mass ratio are in high low speed
Sizing material is formed after premix stirring in premix blender 3, sizing material is transported in feeder 5 by No. two screw feeding machines 4, feeding
For machine 5 by feedstock transportation into desulfurizing machine 6, sizing material realizes desulfurization regeneration by the shear action of desulfurizing machine 6, forms reclaimed rubber, then
Raw rubber reaches cooling surge bunker 7, and the reclaimed rubber in 9 pairs of cool water shower pipe cooling surge bunkers 7 tentatively cool down, by preliminary
Cooling reclaimed rubber, which is squeezed, is sent into extruder 8, and extruder 8 is further cooled down to reclaimed rubber and supplement is plasticated, meanwhile, high pressure
The pressure that gear pump 14 applies 30-50MPa to reclaimed rubber carries out plasticising processing, reduces the Mooney point of reclaimed rubber, and reclaimed rubber passes through
The discharge of 15 low temperature of discharge port, reaches the continuous production of scrap rubber.
Claims (7)
1. a kind of scrap rubber low-temp recovery equipment, it is characterised in that main structure includes rubber powder feed bin, No.1 screw feeding machine, height
Low speed premixes blender, No. two screw feeding machines, feeder, desulfurizing machine, cooling surge bunker, extruder, cool water shower pipe, filter
The mouth of a river, exhaust outlet, No.1 gas sampling pipe, No. two gas sampling pipes, high-pressure gear pump, discharge port and Wen Mo machine；Funneling knot
The bottom of the rubber powder feed bin of structure is connect with No.1 screw feeding machine, and it is pre- to be provided with high low speed below the outlet of No.1 screw feeding machine
The outlet of mixed blender, high low speed premix blender is connect with No. two screw feeding machines, below the outlet of No. two screw feeding machines
It is provided with feeder, the outlet of feeder and the inlet flange formula of desulfurizing machine connect, outlet and the hollow type structure of desulfurizing machine
Cooling surge bunker connects, and extruder is provided with below cooling surge bunker, and extruder extraction cool water shower pipe is passed through cooling slow
Storehouse is rushed, the side of extruder is provided with the drainage mouth of circular configuration, the row of upside down funnel formula structure is provided at the top of drainage mouth
Port, exhaust outlet are connect with No.1 gas sampling pipe, No. two gas sampling pipes difference arranged in parallel with No.1 gas sampling pipe
It is connect with desulfurizing machine and cooling surge bunker, extruder is connect with high-pressure gear pump flange form, and the outlet of extruder is provided with discharging
Mouthful, the other end of desulfurizing machine is connect with warm mould machine.
2. scrap rubber low-temp recovery equipment according to claim 1, it is characterised in that the main body of high low speed premix blender
Structure includes matrix, pedestal, driving motor, bucket, mixture outlet, agitating shaft and head tank is mixed；Tower structure
The intracorporal bottom of base is provided with the pedestal of hollow type rectangular parallelepiped structure, and the upper surface of pedestal is provided with driving motor and hollow type circle
The mixing bucket of column structure, the lower sides that bucket is mixed are provided with mixture outlet, and the inside that bucket is mixed is set
It is equipped with the agitating shaft with cross bar, driving motor and stirring axis connection, the top of bucket and the charging of hollow type structure is mixed
Bucket connection, top are in cylindrical body, and lower part stretches out the top surface of matrix in the top of the head tank of cone.
3. scrap rubber low-temp recovery equipment according to claim 1, it is characterised in that the main structure of feeder includes feeding
Charging basket, feed screw and feeding motor；The top of the feeding bucket of hollow type structure is in cylindrical body, and lower part is in cone, feeding bucket
Be internally provided with feed screw, the outer top surface of feeding bucket is provided with feeding motor, and feed screw is connect with feeding motor.
4. scrap rubber low-temp recovery equipment according to claim 1, it is characterised in that the main structure of desulfurizing machine includes machine
Frame, permanent magnet synchronous motor, transmission device, machine barrel, electromagnetic heating watt, exhaust filter pipe, collecting container, high shear rotor and shaft coupling
Device；The upper surface of the rack of tower structure is disposed with permanent magnet synchronous motor, transmission device, machine barrel, permanent magnetism from left to right
Synchronous motor is connect by transmission device with machine barrel, and the main structure of machine barrel is divided into six sections, is followed successively by pan feeding section, defeated from left to right
Send section, pressurized exhaust gas section, high shear section, decompression section and outlet section, conveying section, pressurized exhaust gas section, high shear section and decompression section
Outer surface is provided with electromagnetic heating watt, and exhaust filter pipe is provided in the middle part of pressurized exhaust gas section, is vented the top row of filter pipe
Gas end is connect with No. two gas sampling pipes, and the lower part drainage end for being vented filter pipe is connect with collecting container, the inside setting of machine barrel
Have a high shear rotor of two mutually ratcheting mandrel type structures, the main structure of high shear rotor include mandrel, entrance screw thread,
Outlet section screw thread and interlock block；The left end of mandrel is provided with entrance screw thread, and the right end of mandrel is provided with outlet section screw thread, mandrel
Interlock block is respectively arranged on the right side of the left side of upper inlet section screw thread and mandrel upper outlet section screw thread；High shear rotor passes through shaft coupling
Device is connect with transmission device.
5. scrap rubber low-temp recovery equipment according to claim 1, it is characterised in that rubber powder feed bin is by type steel or stainless steel
Welding is formed, for storing rubber powder；No.1 screw feeding machine is the auto spiral feeder driven by external servo motor, one
Number screw feeding machine has been internally provided with axis or shaftless screwing element, transmission and feeding for rubber powder；High low speed premix stirs
Mix the mixing and stirring place that machine is rubber powder and regenerative agent；No. two screw feeding machines are by the automatic of external servo motor driving
Screw feeding machine；Feeder is screw(-type) feeder；Desulfurizing machine is parametrization high shear Dentiform Element desulfurizing machine；Cooling down surge bunker is
The tentatively cooling place of sizing material；Extruder is double screw extruder；Cool water shower pipe is by cool water shower to cooling surge bunker
Outer surface to reduce the temperature of sizing material；Drainage mouth is that waste water filters out channel；Exhaust outlet is exhaust gas discharge conduit；No.1 exhaust gas is received
Collector is the gas sampling and discharge tube of extruder discharge；No. two gas sampling pipes are desulfurizing machine and cooling surge bunker discharge
Gas sampling and discharge tube；High-pressure gear pump is that single double helical spurgear that drives pumps, and the double helical spurgear in high-pressure gear pump is only sent out
The population closes and does not contact with each other, and does not generate mutual active force, there is no mutual rubbing actions, to extend high-pressure gear
The service life of pump；Discharge port is flange, using integrated machine head, is provided with that mesh number is 50, material is in integrated machine head flange
The inside of the strainer of 40Cr, integrated machine head flange is connected with cooling water；Warm mould machine is cold-hot integrated temperature mould machine；Rack is that permanent magnetism is same
Walk the support member of motor, transmission device and machine barrel；Permanent magnet synchronous motor and transmission device cooperate driving desulfurizing machine, transmission jointly
Device is the transmission device with thrust bearing of the double shaft counter rotatings of single input；Machine barrel is the place of sizing material desulfurization regeneration；It is defeated
Sending section is the conveying place of sizing material；Pressurized exhaust gas section is the place of sizing material pressurized exhaust gas；High shear section is the shearing place of sizing material；
Depressurize the decompression place that section is sizing material；Outlet section is the discharge place of sizing material；Electromagnetic heating watt-minute is other to conveying section, pressurized exhaust gas
Section, high shear section and decompression section are heated；Exhaust filter pipe is used to exclude the exhaust gas and waste water of desulfurizing machine generation；Collecting container
For collecting the waste water of desulfurizing machine exclusion；High shear rotor is the component sheared to sizing material；The material of mandrel is stainless steel；
Conveying and pre- shearing of the entrance screw thread for sizing material；Supplement of the outlet section screw thread for sizing material is sheared；Interlock block is customization
Helical teeth wheel construction；Shaft coupling is positive coupling；Matrix, pedestal, bucket is mixed, the material of head tank and feeding bucket is not
Become rusty steel；Driving motor and feeding motor are speed regulating motor, are respectively used to driving agitating shaft and feed screw；Pan feeding section is sizing material
Into the place of machine barrel.
6. scrap rubber low-temp recovery equipment according to claim 1, it is characterised in that entrance screw thread, outlet section screw thread and
The technical parameter of interlock block is chosen according to the type of sizing material, to reach optimal sulfur removal technology；Entrance screw thread and outlet section spiral shell
The length of line is 180mm, and screw diameter is 150mm, and spiral groove depth is 14mm, and spiral shell rib axial width is 10mm, spiral shell
Away from being 140mm, lead angle is 17 ° 42 ', and the helical gear number of teeth of interlock block is 20.
7. scrap rubber low-temp recovery equipment according to claim 1, it is characterised in that in use, by No.1 spiral feeding
Machine, high low speed premix blender, No. two screw feeding machines, feeder, desulfurizing machine, extruder and high-pressure gear pump respectively with sizing material
The controller of production line is electrically connected, and broken rubber powder is stored in rubber powder feed bin, controls No.1 spiral feeding by controller
The rubber powder for setting quality is transported in high low speed premix blender by the revolving speed of machine, and the rubber powder and regenerative agent for setting mass ratio are in height
Sizing material is formed after premix stirring in low speed premix blender, sizing material is transported in feeder by No. two screw feeding machines, is fed
For material machine by feedstock transportation into desulfurizing machine, sizing material realizes desulfurization regeneration by the shear action of desulfurizing machine, forms reclaimed rubber, regeneration
Glue reaches cooling surge bunker, and cool water shower pipe tentatively cool down to the reclaimed rubber in cooling surge bunker, by tentatively cooling
Reclaimed rubber be squeezed feeding extruder, extruder is further cooled down to reclaimed rubber and supplement is plasticated, meanwhile, high-pressure gear pump
The pressure for applying 30-50MPa to reclaimed rubber carries out plasticising processing, reduces the Mooney point of reclaimed rubber, and reclaimed rubber is low by discharge port
Temperature discharge, reaches the continuous production of scrap rubber.
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| CN201910014368.6A CN109535477B (en) | 2019-01-08 | 2019-01-08 | Low-temperature regeneration equipment for waste rubber |
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| CN113858587A (en) * | 2021-09-15 | 2021-12-31 | 青岛科技大学 | Rubber exhaust extruder |
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| CN109535477B (en) | 2024-03-01 |
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