CN108527716A - A kind of waste and old cable PVC reclaimings system and reclaiming method - Google Patents
A kind of waste and old cable PVC reclaimings system and reclaiming method Download PDFInfo
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- CN108527716A CN108527716A CN201810254371.0A CN201810254371A CN108527716A CN 108527716 A CN108527716 A CN 108527716A CN 201810254371 A CN201810254371 A CN 201810254371A CN 108527716 A CN108527716 A CN 108527716A
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- 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
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- 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
- B29B17/02—Separating plastics from other materials
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- 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
- B29B17/04—Disintegrating plastics, e.g. by milling
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- 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
- B29B2017/001—Pretreating the materials before recovery
- B29B2017/0015—Washing, rinsing
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- 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
- Y02W30/52—Mechanical processing of waste for the recovery of materials, e.g. crushing, shredding, separation or disassembly
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- 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)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The present invention relates to a kind of waste and old cable PVC reclaimings system and reclaiming method, the reclaiming system includes the service sink set gradually, dewaterer, millerator, melting tank and granulating extruder；The reclaiming method includes the following steps：A, it cleans；B, it is dehydrated；C, broken apart；D, melting removal of impurities；E, it regenerates.The configuration of the present invention is simple, it is ingenious in design, realize the drying of material, broken and removal of impurities process one automation；Present invention process is simple, easily operated, and melting removal of impurities process is without additional heating, and low energy consumption, can remove in waste cable material 90% or more heavy impurity, and save manpower, more environmentally-friendly.
Description
Technical field
The present invention relates to material recycle technical field, specifically a kind of waste and old cable PVC reclaimings system and return
Receive regeneration method.
Background technology
During PVC reclaimings in waste cable material, needs to crush CABLE MATERIALS, then be heated again
Regeneration.Due to being generally stained with compared with light weight sundries such as high concentration of sediment, labels in waste cable material, and doped with light plastic, because
This usually requires to clean it and detached, to improve the quality of regenerated plastics.After the washing, the water content in plastics increases
Add, this and impurity separation broken to subsequent material etc. is unfavorable.Moreover, existing broken apart device crushing efficiency is low,
Inferior separating effect, time-consuming and laborious, cumbersome, hand labor intensity is big.
In addition to light weight sundries, the impurity such as copper wire, iron wire, aluminium wire, stone grain, sand grains are also contained in waste cable material, therefore again
Raw process needs to carry out impurity separation.Currently, PVC hot melt regeneration mainly makes PVC be melt into flow-like using special heater,
It is filtered removal of impurities again, this mode not only equipment and complex process, heating temperature is high, and energy consumption is big, and at relatively high temperatures, portion
PVC is divided to be easy to decompose release pernicious gas, to pollute environment.
Invention content
An object of the present invention is just to provide a kind of waste and old cable PVC reclaiming systems, to solve existing equipment knot
Structure is complicated, needs to configure special heater and heating temperature is high, energy consumption is big problem.
The second object of the present invention is just to provide a kind of waste and old cable PVC reclaiming methods, to solve existing method work
Skill is complicated, labor intensity is big, the problem of causing serious pollution to the environment.
What an object of the present invention was realized in：A kind of waste and old cable PVC reclaiming systems, including set gradually
Service sink, dewaterer, millerator, melting tank and granulating extruder；The service sink is used to clean material,
For being dehydrated to cleaned material, the millerator is used to carry out material broken apart the dewaterer
Removal of impurities, the melting tank are used to carry out melting removal of impurities to material, and the granulating extruder to material for carrying out granulation regeneration；
The dewaterer includes cylindrical barrel, is axially arranged on putting forward material spiral, being set in carry and expect outside spiral in cylinder
Columnar filter screen and to drive it is described put forward material spiral carry material motor, form water collection chamber between the strainer and the cylinder,
Discharge outlet is offered in the side wall bottom end of the cylinder, charge pipe is equipped in the bottom sidewall of the cylinder, in the cylinder
Top sidewall be equipped with discharge nozzle, the discharge nozzle, the charge pipe are communicated with the inner cavity of the strainer, in the charging
It is provided with loading hopper at pipe, charging spiral, one end and the charging motor phase of the charging spiral are provided in the loading hopper
Even, the other end of the charging spiral stretches into the charge pipe；
The millerator includes engine base and the hammering separating mechanism being arranged on engine base and broken motor；The hammering point
Structure of disembarking includes hammering separator box, tilting charging guiding mouth at the top of hammering separator box, being arranged and hammering separator box bottom
Hopper and the charging line being arranged below hopper, the charging guiding mouth are connected with the discharge nozzle of the dewaterer,
The both sides of the hammering case are respectively equipped with exhaust duct, and the bottom of the hopper is connected to the charging line, the feed pipe
The one end in road is connected with air blower, and the other end of the charging line is connected with melting tank；The exhaust duct and dust-extraction unit phase
Even,
It is equipped with rabbling mechanism in the bottom of the melting tank, the rabbling mechanism includes axially disposed central rotating shaft, successively
Lower layer's paddle, middle level paddle on the central rotating shaft and upper layer stirring rod, the blade face of lower layer's paddle
Parallel with the melting bottom surface of tank and be in contact, lower layer's paddle is used for and the bottom surface frictional heat of melting tank is to heat object
Material, the blade face of the middle level paddle is obliquely installed；The top of the melting tank is equipped with feed inlet, and the feed inlet connection is broken
The charging line of seperator；It is equipped with discharge port in the side wall bottom end of the melting tank, is equipped in the discharge outlet for being opened and closed
The movable doorboard of the discharge port.
The second object of the present invention is to what is be achieved：A kind of waste and old cable PVC reclaiming methods, including following step
Suddenly：
A, it cleans：Waste and old cable be tentatively crushed, then waste and old cable broken material is placed in service sink and is cleaned；
B, it is dehydrated：Waste and old cable broken material through over cleaning is sent into dewaterer and is dehydrated；The dewaterer includes cylinder
Shape cylinder, be axially arranged in cylinder carrying material spiral, be set in carry material spiral outside columnar filter screen and to drive
It states and puies forward material spiral and carry material motor, form water collection chamber between the strainer and the cylinder, opened in the side wall bottom end of the cylinder
Equipped with discharge outlet, it is equipped with charge pipe in the bottom sidewall of the cylinder, discharge nozzle is equipped in the top sidewall of the cylinder,
The discharge nozzle, the charge pipe are communicated with the inner cavity of the strainer, loading hopper are provided at the charge pipe, described
Charging spiral is provided in loading hopper, one end of the charging spiral is connected with charging motor, the other end of the charging spiral
It stretches into the charge pipe；
C, broken apart：It is discharged, and entered broken by the discharge nozzle at the top of dehydrator barrel body through dewatered waste and old cable broken material
The smaller pellet of size is further smashed into broken seperator；The millerator includes engine base and is arranged on engine base
Hammering separating mechanism and broken motor；The hammering separating mechanism includes hammering separator box, being tilting at the top of hammering separator box
Charging guiding mouth, hopper and the charging line that is arranged below hopper in hammering separator box bottom be set, it is described into
Material guiding mouth is connected with the discharge nozzle of the dewaterer, and exhaust duct, the hopper are respectively equipped in the both sides of the hammering case
Bottom be connected to the charging line, one end of the charging line is connected with air blower, the other end of the charging line
It is connected with the feed inlet of melting tank；The exhaust duct is connected with dust-extraction unit, and the light weight sundries in waste and old cable broken material are blown
Enter in dust-extraction unit and focuses on；
D, melting removal of impurities：Enter in melting tank melt by the charging line through broken apart waste and old cable broken material and remove
It is miscellaneous, it is equipped with rabbling mechanism in the bottom of the melting tank, the rabbling mechanism includes axially disposed central rotating shaft, sets successively
In lower layer's paddle, middle level paddle and upper layer stirring rod on the central rotating shaft, the blade face of lower layer's paddle with
The bottom surface of the melting tank is parallel and be in contact, and lower layer's paddle is used for the bottom surface frictional heat of melting tank with heated material,
The blade face of the middle level paddle is obliquely installed；The top of the melting tank is equipped with feed inlet, at the side wall bottom of the melting tank
End is equipped with discharge port, and the movable doorboard for being opened and closed the discharge port is equipped in the discharge outlet；
After waste and old cable broken material enters melting tank, start rabbling mechanism, lower layer's paddle is made to be given birth to the bottom surface friction for melting tank
Heat, to be heated to waste and old cable broken material；When being heated to 130 DEG C ~ 200 DEG C, the PVC in waste and old cable broken material is molten
Melt and adhesion is blocking, the other impurities ingredient in addition to PVC is attached to PVC molten mass surface or is clipped between PVC molten mass；So
In backward melting tank plus water, the moment PVC molten mass of water is added to be broken up into fritter, make originally to be attached to PVC molten mass surface or
The impurity component being clipped between PVC molten mass is split away off；Open movable doorboard later, first make impurity component in melting tank with
Flow is released, then PVC molten mass is released by discharge gate and is recycled；
E, it regenerates：The PVC molten mass of recycling is crushed, is then granulated through granulating extruder, PVC finished products are finally obtained
Material.
In step b, casing drum, the casing drum are provided between charging guiding mouth and the discharge nozzle of the dewaterer
Including back taper shell, exhaust pipe and feed pipe in case top, the bottom end of the shell and the charging guiding mouth are set
Top connection, the feed pipe is connected to the discharge nozzle.
In step c, the inner cavity of the hammering separator box is divided into three parts, is hammering room positioned at middle part, is located at both sides
For air compartment, the air compartment is connected to the exhaust duct；It is horizontally set with transmission main shaft, the transmission main shaft in the hammering separator box
It is connected with the broken motor, hammering frame is equipped on the transmission main shaft positioned at hammering room, on the transmission main shaft positioned at air compartment
Equipped with blade.
In step c, the hammering frame includes several support plates being mutually parallel being set on transmission main shaft, is connected to phase
Several connecting rods between adjacent two pieces of support plates and several hammering pieces in connecting rod, at the both ends point of the hammering piece
The inserting hole for interting connection with the connecting rod is not offered, and positioning is provided between two adjacent hammering pieces
Block, the locating piece are set in the connecting rod.
In step c, feed opening is offered in the bottom of the hammering separator box, is sealed with sieve in the feed opening, institute
State the lower section that hopper is located at the sieve.
In step c, undergauge section is equipped on the charging line, the undergauge section is located at the air blower and the discharge
Between bucket.
In step d, the extending direction of the middle level paddle and the extending direction of lower layer's paddle are perpendicular, middle level
For paddle for increasing stirring amplitude, the extending direction of the upper layer stirring rod deviates the extending direction of the middle level paddle,
Upper layer stirring rod is for accelerating breaing up for PVC molten mass.
In step d, the upper end of the movable doorboard is articulated on the side wall of the melting tank, is arranged in the discharge outlet
There is discharge bucket, connection cross bar is equipped on the discharge bucket, is bolted on the connection cross bar for controlling the dodge gate
The roof door screw rod of plate opening and closing is equipped with handwheel in the end of the roof door screw rod；In step e, rotation handwheel keeps roof door screw rod outside
Mobile, to make the lower end of movable doorboard open a slot, the impurity component melted in tank is released with flow by the slot,
It is rotated further handwheel later, roof door screw rod is made to completely disengage movable doorboard, the PVC molten mass melted in tank is released simultaneously by discharge port
Recycling.
In step d, the melting tank is set on chassis, is provided on the chassis for driving the rabbling mechanism
Stirring motor.
The configuration of the present invention is simple, it is ingenious in design, realize the drying of material, broken and removal of impurities（It is broken apart to clean and melt
It is melted miscellaneous）The one automation of process, good operation stability, service life is long, and of low cost, practical safety, convenient for promoting.
Present invention process is simple, easily operated, and material is cleaned, it is broken apart to be carried out again after dehydration and drying, avoid because
Material is moist and the light weight sundries such as paper scrap is caused to be adhered to surface of material and lead to light weight sundries low separation efficiency, inferior separating effect
The problem of, and broken apart efficiency is substantially increased, the CABLE MATERIALS light weight sundries recycled are few, high-quality.The present invention melts
The process that cleans is without additional heating, and low energy consumption, can remove in waste cable material 90% or more heavy impurity（Copper wire, iron wire, aluminium
Silk, stone grain, sand grains etc.）, and manpower is saved, it is more environmentally-friendly.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Fig. 2 is the side view of casing drum and hammering separating mechanism.
Fig. 3 is the internal structure schematic diagram for hammering separator box.
Fig. 4 is the vertical view of rabbling mechanism.
Fig. 5 is the side view of rabbling mechanism.
In figure：1, engine base, 2, casing drum, 3, exhaust pipe, 4, feed pipe, 5, hammering separator box, 6, charging guiding mouth, 7, row
Hopper, 8, charging line, 9, shell, 10, transmission main shaft, 11, air compartment, 12, exhaust duct, 13, sieve, 14, support plate, 15, even
Extension bar, 16, hammering piece, 17, inserting hole, 18, air blower, 19, undergauge section, 20, melting tank, 21, cylinder, 22, put forward material spiral,
23, strainer, 24, carry material motor, 25, loading hopper, 26, charging spiral, 27, charging motor, 28, charge pipe, 29, discharge nozzle, 30,
Chassis, 31, central rotating shaft, 32, lower layer's paddle, 33, middle level paddle, 34, upper layer stirring rod, 35, movable doorboard, 36, go out
Hopper, 37, connection cross bar, 38, roof door screw rod, 39, handwheel.
Specific implementation mode
As shown in Figures 1 to 5, reclaiming system of the invention includes the service sink set gradually, dewaterer, is crushed and divides
It disembarks, melt tank 20 and granulating extruder.For being cleaned to material, dewaterer is used for cleaned material service sink
It is dehydrated, millerator is used to carry out broken apart removal of impurities to material, and melting tank 20 is for melting material
Removal of impurities, granulating extruder to material for carrying out granulation regeneration.
Dewaterer includes cylindrical barrel 21, carries material spiral 22, strainer 23 and carry material motor 24, to broken to waste and old cable
Particle is dehydrated, in favor of subsequent further broken apart.Strainer 23 is cylindric, is threaded through cylinder 21 in an axial direction
Inside, carry material spiral 22 be threaded through in the inner cavity of strainer 23, cylinder 21, strainer 23 and carry material 22 three of spiral central axes altogether it is straight
Line.The top edge of strainer 23 is connected on the top surface of cylinder 21, and bottom is along the bottom surface for being connected to cylinder 21, between strainer 23 and cylinder 21
Water collection chamber is formed, discharge outlet is equipped on the bottom end side wall of cylinder 21, discharge outlet is connected to water collection chamber.In the bottom side of cylinder 21
It is provided with charge pipe 28 on wall, discharge nozzle 29 is equipped in the top sidewall of cylinder 21, charge pipe 28, discharge nozzle 29 are and strainer
23 inner cavity communicates.Be provided with loading hopper 25 at the charge pipe 28 of cylinder 21, the open top of loading hopper 25, charge pipe 28 with
The inside of loading hopper 25 is connected, and being horizontally disposed in loading hopper 25 has charging spiral 26, the one end for the spiral 26 that feeds and charging
Motor 27 is connected, and the other end stretches into charge pipe 28, and material is sent into cylinder 21.Material motor 24 is carried to be arranged in cylinder 21
Top, and be connected with the shaft for putting forward material spiral 22 by belt.
When work, starts charging spiral 26 and put forward material spiral 22, waste and old cable broken material is added into loading hopper 25, feeds
Spiral 26 rotates and pushes to material in the material chamber of strainer 23, puies forward material spiral 22 and rotates, by material lifting, material was being promoted
Journey high speed centrifugal rotation, the moisture in material enter across strainer 23 strainer 23 and cylinder 21 under the action of the centrifugal force
In water collection chamber, and by being arranged outside discharge outlet, discharge nozzle 29 of the dewatered material then through 21 top of cylinder is discharged.
Millerator includes engine base 1, casing drum 2, hammering separating mechanism and broken motor etc. part composition.Engine base 1 by
Several hack levers are formed by connecting, and fix on the ground, to support other parts, to ensure the stability of whole device.
Casing drum 2 is arranged in the top of hammering separating mechanism, including back taper shell, and row is equipped in the top vertical of shell
Tracheae 3, the central axes of exhaust pipe 3 and the central axes of shell are total to straight line, and feed pipe 4, charging are equipped in the top sidewall of shell
Pipe 4 and the side wall of shell are tangent so that after material enters shell, along the side wall spiral-falling of shell.Feed pipe 4 and dewaterer
Discharge nozzle 29 is connected, and the bottom end of shell is connected with the top of hammering separating mechanism.Dewatered material enters shell through feed pipe 4
In vivo, and along wall surface spiral-falling enter in hammering separating mechanism, broken material is formed during shell inside spin falls
Upward air-flow, the part light weight sundries being mingled in broken material rise under airflow function, are discharged through exhaust pipe 3.
Hammering separating mechanism is arranged in the front end of engine base 1, including hammering separator box 5, tilting at 5 top of hammering separator box
Charging guiding mouth 6 is arranged in the charging line 8 for hammering the hopper 7 of 5 bottom of separator box and being arranged below hopper 7.Charging
The top of guiding mouth 6 is connected with the shell bottom end of casing drum 2, feed guiding mouth 6 bottom end with hammer separator box 5 it is cylindric
Wall surface is tangent, as shown in Figure 2.
As shown in figures 1 and 3, hammering separator box 5 includes horizontal cylinder-like shell 9, extends transversely through the transmission master of shell 9
Axis 10 and the hammering frame being arranged on transmission main shaft 10 and several blades.It is respectively equipped with exhaust duct 12 in the both sides of shell 9,
The bottom of shell 9 offers feed opening, and sieve 13 is sealed at feed opening.The inner cavity of shell 9 is divided into three parts, is located at middle part
It is hammering room, is air compartment 11 positioned at both sides, air compartment 11 is connected with the exhaust duct 12 of corresponding side.
One end of transmission main shaft 10 is connect with broken motor, and hammering frame is arranged on the transmission main shaft 10 of hammering room,
Blade is arranged on the transmission main shaft 10 of air compartment 11.Hammering frame includes that be set on transmission main shaft 10 several are mutually parallel
Support plate 14, several connecting rods 15 for being connected between two pieces of support plates 14 and several hammering pieces in connecting rod 15
16.Support plate 14 is welded on transmission main shaft 10, and the line of centres of each support plate 14 is overlapped with the central axes of transmission main shaft 10.
The end of connecting rod 15 is welded on the side edge of support plate 14, and with the axis parallel of transmission main shaft 10；The setting of connecting rod 15
Quantity is preferably 4, four 15 ring transmission main shaft 10 1 of connecting rod circles.Hammering piece 16 is rectangle sheet body, at the both ends of sheet body
The inserting hole 17 for interting with connecting rod 15 and connecting is offered respectively, the diameter of inserting hole 17 is slightly larger than the diameter of connecting rod 15,
The diameter difference of the two is maintained at 1 ~ 2mm, so that hammering piece 16 can be through in connecting rod 15 just, while ensureing that hammering piece 16 may be used also
It is rotated relative to connecting rod 15.The diameter difference of the two should not be too large, and to ensure that hammering piece 16 can be rotated together with connecting rod 15, keep away
Exempt from the idle running of connecting rod 15, hammer the phenomenon that piece 16 does not turn.It is provided with locating piece between two adjacent hammering pieces 16, it is fixed
Position block is set in connecting rod 15, for separating two neighboring hammering piece 16, is being rotated with the hammering piece 16 for ensureing adjacent
It is independent of each other in the process.
When work, start and be crushed motor, transmission main shaft 10 rotates, and the hammering piece 16 with movable vane piece and hammering frame revolves together
Turn, the rotation process of hammering piece 16 is shattering process to material, by repeatedly hammering, material be gradually crashed to pieces into size compared with
Small pellet, meanwhile, the light weight sundries such as paper scrap being adhered on material are broken and are separated from material, are rotated in blade
It is discharged through exhaust duct 12 under the airflow function of formation, pellet is then fallen into across sieve 13 in hopper 7.
As shown in Figure 1, hopper 7 is located at the lower section of feed opening, discharge port is equipped in the bottom end of hopper 7.Charging line 8
It is horizontally set on the lower section of hopper 7, the discharge port of hopper 7 is connected with charging line 8, is set in one end of charging line 8
There are air blower 18, the other end of charging line 8 to be connected with melting tank 20.Undergauge section 19, undergauge section 19 are equipped on charging line 8
Between hopper 7 and air blower 18.Start air blower 18, forms feeding air-flow in charging line 8, feeding air-flow is through undergauge
Section 19 blows afloat the material being discharged from hopper 7 after accelerating, and is blown into material collecting device.
Exhaust pipe 3 and exhaust duct 12 respectively with dust-extraction unit（It is not shown in figure）It is connected, the air emptying after dedusting, gently
Matter sundries is blocked centralized processing.
It melts tank 20 to be set on chassis 30, cylinder, the top of melting tank 20 is equipped with the head cover with charge door, charge door
It is connected with the charging line 8 of millerator, is equipped with rabbling mechanism in the bottom of melting tank 20, rabbling mechanism includes setting in an axial direction
The central rotating shaft 31 set, the lower layer's paddle 32, middle level paddle 33 and the upper layer stirring rod that are sequentially arranged on central rotating shaft 31
34.Lower layer's paddle 32 and middle level paddle 33 are the metallic plate of strip, blade face and the melting tank 20 of lower layer's paddle 32
Bottom surface it is parallel and be in contact, lower layer's paddle 32 is used for the bottom surface frictional heat with melting tank 20 with heated material, and middle level is stirred
The blade face for mixing leaf 33 is obliquely installed, and for increasing stirring amplitude, upper layer stirring rod 34 is metal bar structure, for accelerating PVC molten
Melt breaing up for block.The extending direction of middle level paddle 33 and the extending direction of lower layer paddle 32 are perpendicular, upper layer stirring rod 34
Extending direction deviate middle level paddle 33 extending direction, to enhance mixing effect.It is provided with stirring motor on chassis 30,
The output shaft of stirring motor is equipped with driving wheel, and driving wheel connects driven wheel by belt, and central rotating shaft 31 is pierced by 20 bottom of melting tank
It is affixed with driven wheel center behind portion.
It is equipped with discharge port in the side wall bottom end of melting tank 20, movable doorboard 35 is equipped in discharge outlet, movable doorboard 35
Upper end is articulated on the side wall of melting tank 20, and discharge outlet is provided with discharge bucket 36, on the two side of discharge bucket 36 respectively
It is connected with bracing diagonal, connection cross bar 37 is equipped between bracing diagonal, swivel nut, roof door spiral shell are equipped at the middle part of connection cross bar 37
Bar 38 is threaded through in swivel nut, is equipped with handwheel 39 in the end of roof door screw rod 38, by controlling handwheel 39, roof door screw rod 38 can be made to push up
Firmly movable doorboard 35, to control opening and closing and the openings of sizes of movable doorboard 35.
The present invention also provides a kind of method carrying out waste and old cable PVC reclaimings using above-mentioned reclaiming system,
Include the following steps：
A, it cleans：Waste and old cable be tentatively crushed, then waste and old cable broken material is placed in service sink and is cleaned；
B, it is dehydrated：Waste and old cable broken material through over cleaning is sent into dewaterer and is dehydrated, dewaterer is structurally and operationally
Principle is as described above；
C, broken apart：It is discharged, and entered broken by the discharge nozzle at the top of dehydrator barrel body through dewatered waste and old cable broken material
The smaller pellet of size is further smashed into broken seperator；Structure and the operation principle institute as above of the millerator
It states, during broken apart, the light weight sundries in waste and old cable broken material, which are blown into dust-extraction unit, to be focused on；
D, melting removal of impurities：Entered in melting tank 20 by the charging line through broken apart waste and old cable broken material and is melted
Removal of impurities, material ensure that roof door screw rod 38 holds out against movable doorboard 35 and starts after waste and old cable broken material enters melting tank 20 before entering
Rabbling mechanism makes lower layer's paddle 32 and melts the bottom surface frictional heat of tank 20, to be heated to waste and old cable broken material；
When being heated to 130 DEG C ~ 200 DEG C, at usually 150 DEG C ~ 180 DEG C（Can according to the classification for the CABLE MATERIALS that need to actually melt and
It is fixed）, the PVC meltings and adhesion in waste and old cable broken material are blocking, the other impurities ingredient in addition to PVC（Copper wire, iron wire, aluminium
Silk, stone grain, sand grains etc.）It is attached to PVC molten mass surface or is clipped between PVC molten mass；Then add water into melting tank 20, add
The moment PVC molten mass of water is broken up into fritter, is made originally to be attached to PVC molten mass surface or is clipped between PVC molten mass
Impurity component is split away off；Rotation handwheel makes roof door screw rod 38 be displaced outwardly later, to make the lower end of movable doorboard 35 open
One slot, the impurity component melted in tank 20 are released by slot with flow, are rotated further handwheel 39 later, make roof door screw rod 38
Movable doorboard 35 is completely disengaged, the PVC molten mass melted in tank is released and recycled by discharge port；
E, it regenerates：The PVC molten mass of recycling is crushed, is then granulated through granulating extruder, PVC finished products are finally obtained
Material.
The present invention heats waste and old cable broken material using frictional heat, keeps the PVC in waste and old cable broken material molten
Melt and adhesion is blocking, melting herein is not melt into flow-like, and required temperature is relatively low, and energy consumption is small, can remove waste and old electricity
90% or more impurity in cable material, the PVC finished product materials of reclaiming can be used as the raw material for making rubber overshoes.
Claims (10)
1. a kind of waste and old cable PVC reclaiming systems, which is characterized in that including the service sink, dewaterer, broken set gradually
Seperator, melting tank and granulating extruder；For being cleaned to material, the dewaterer is used for through clear the service sink
The material washed is dehydrated, and the millerator is used to carry out broken apart removal of impurities to material, and the melting tank is used for
Melting removal of impurities is carried out to material, the granulating extruder to material for carrying out granulation regeneration；
The dewaterer includes cylindrical barrel, is axially arranged on putting forward material spiral, being set in carry and expect outside spiral in cylinder
Columnar filter screen and to drive it is described put forward material spiral carry material motor, form water collection chamber between the strainer and the cylinder,
Discharge outlet is offered in the side wall bottom end of the cylinder, charge pipe is equipped in the bottom sidewall of the cylinder, in the cylinder
Top sidewall be equipped with discharge nozzle, the discharge nozzle, the charge pipe are communicated with the inner cavity of the strainer, in the charging
It is provided with loading hopper at pipe, charging spiral, one end and the charging motor phase of the charging spiral are provided in the loading hopper
Even, the other end of the charging spiral stretches into the charge pipe；
The millerator includes engine base and the hammering separating mechanism being arranged on engine base and broken motor；The hammering point
Structure of disembarking includes hammering separator box, tilting charging guiding mouth at the top of hammering separator box, being arranged and hammering separator box bottom
Hopper and the charging line being arranged below hopper, the charging guiding mouth are connected with the discharge nozzle of the dewaterer,
The both sides of the hammering case are respectively equipped with exhaust duct, and the bottom of the hopper is connected to the charging line, the feed pipe
The one end in road is connected with air blower, and the other end of the charging line is connected with melting tank；The exhaust duct and dust-extraction unit phase
Even,
It is equipped with rabbling mechanism in the bottom of the melting tank, the rabbling mechanism includes axially disposed central rotating shaft, successively
Lower layer's paddle, middle level paddle on the central rotating shaft and upper layer stirring rod, the blade face of lower layer's paddle
Parallel with the melting bottom surface of tank and be in contact, lower layer's paddle is used for and the bottom surface frictional heat of melting tank is to heat object
Material, the blade face of the middle level paddle is obliquely installed；The top of the melting tank is equipped with feed inlet, and the feed inlet connection is broken
The charging line of seperator；It is equipped with discharge port in the side wall bottom end of the melting tank, is equipped in the discharge outlet for being opened and closed
The movable doorboard of the discharge port.
2. a kind of waste and old cable PVC reclaiming methods, which is characterized in that include the following steps：
A, it cleans：Waste and old cable be tentatively crushed, then waste and old cable broken material is placed in service sink and is cleaned；
B, it is dehydrated：Waste and old cable broken material through over cleaning is sent into dewaterer and is dehydrated；The dewaterer includes cylinder
Shape cylinder, be axially arranged in cylinder carrying material spiral, be set in carry material spiral outside columnar filter screen and to drive
It states and puies forward material spiral and carry material motor, form water collection chamber between the strainer and the cylinder, opened in the side wall bottom end of the cylinder
Equipped with discharge outlet, it is equipped with charge pipe in the bottom sidewall of the cylinder, discharge nozzle is equipped in the top sidewall of the cylinder,
The discharge nozzle, the charge pipe are communicated with the inner cavity of the strainer, loading hopper are provided at the charge pipe, described
Charging spiral is provided in loading hopper, one end of the charging spiral is connected with charging motor, the other end of the charging spiral
It stretches into the charge pipe；
C, broken apart：It is discharged, and entered broken by the discharge nozzle at the top of dehydrator barrel body through dewatered waste and old cable broken material
The smaller pellet of size is further smashed into broken seperator；The millerator includes engine base and is arranged on engine base
Hammering separating mechanism and broken motor；The hammering separating mechanism includes hammering separator box, being tilting at the top of hammering separator box
Charging guiding mouth, hopper and the charging line that is arranged below hopper in hammering separator box bottom be set, it is described into
Material guiding mouth is connected with the discharge nozzle of the dewaterer, and exhaust duct, the hopper are respectively equipped in the both sides of the hammering case
Bottom be connected to the charging line, one end of the charging line is connected with air blower, the other end of the charging line
It is connected with melting tank；The exhaust duct is connected with dust-extraction unit, and the light weight sundries in waste and old cable broken material are blown into dedusting dress
Set middle centralized processing；
D, melting removal of impurities：Enter in melting tank melt by the charging line through broken apart waste and old cable broken material and remove
It is miscellaneous, it is equipped with rabbling mechanism in the bottom of the melting tank, the rabbling mechanism includes axially disposed central rotating shaft, sets successively
In lower layer's paddle, middle level paddle and upper layer stirring rod on the central rotating shaft, the blade face of lower layer's paddle with
The bottom surface of the melting tank is parallel and be in contact, and lower layer's paddle is used for the bottom surface frictional heat of melting tank with heated material,
The blade face of the middle level paddle is obliquely installed；The top of the melting tank is equipped with feed inlet, at the side wall bottom of the melting tank
End is equipped with discharge port, and the movable doorboard for being opened and closed the discharge port is equipped in the discharge outlet；
After waste and old cable broken material enters melting tank, start rabbling mechanism, lower layer's paddle is made to be given birth to the bottom surface friction for melting tank
Heat, to be heated to waste and old cable broken material；When being heated to 130 DEG C ~ 200 DEG C, the PVC in waste and old cable broken material is molten
Melt and adhesion is blocking, the other impurities ingredient in addition to PVC is attached to PVC molten mass surface or is clipped between PVC molten mass；So
In backward melting tank plus water, the moment PVC molten mass of water is added to be broken up into fritter, make originally to be attached to PVC molten mass surface or
The impurity component being clipped between PVC molten mass is split away off；Open movable doorboard later, first make impurity component in melting tank with
Flow is released, then PVC molten mass is released by discharge gate and is recycled；
E, it regenerates：The PVC molten mass of recycling is crushed, is then granulated through granulating extruder, PVC finished products are finally obtained
Material.
3. waste and old cable PVC reclaiming methods according to claim 2, which is characterized in that in step b, the charging
Casing drum is provided between guiding mouth and the discharge nozzle of the dewaterer, the casing drum includes back taper shell, is arranged in shell
Exhaust pipe at the top of body and feed pipe, the bottom end of the shell with it is described charging guiding mouth top be connected to, the feed pipe and
The discharge nozzle connection.
4. waste and old cable PVC reclaiming methods according to claim 2, which is characterized in that in step c, the hammering
The inner cavity of separator box is divided into three parts, is hammering room positioned at middle part, is air compartment positioned at both sides, the air compartment and the air draft
Pipe is connected to；Transmission main shaft has been horizontally set in the hammering separator box, the transmission main shaft is connected with the broken motor, positioned at
The transmission main shaft for hammering room is equipped with hammering frame, and blade is equipped on the transmission main shaft positioned at air compartment.
5. waste and old cable PVC reclaiming methods according to claim 4, which is characterized in that in step c, the hammering
If the involvement that frame includes several support plates being mutually parallel being set on transmission main shaft, is connected between adjacent two pieces of support plates
Extension bar and several hammering pieces in connecting rod offer interspersed with the connecting rod respectively at the both ends of the hammering piece
The inserting hole of connection is provided with locating piece between two adjacent hammering pieces, and the locating piece is set in the company
On extension bar.
6. waste and old cable PVC reclaiming methods according to claim 2, which is characterized in that in step c, in the hammer
The bottom for hitting separator box offers feed opening, is sealed with sieve in the feed opening, the hopper is located under the sieve
Side.
7. waste and old cable PVC reclaiming methods according to claim 2, which is characterized in that in step c, sent described
Pipe material is equipped with undergauge section, and the undergauge section is between the air blower and the hopper.
8. waste and old cable PVC reclaiming methods according to claim 2, which is characterized in that in step d, the middle level
The extending direction of paddle and the extending direction of lower layer's paddle are perpendicular, and middle level paddle is used to increase stirring amplitude,
The extending direction of the upper layer stirring rod deviates the extending direction of the middle level paddle, and upper layer stirring rod is for accelerating PVC molten
Melt breaing up for block.
9. waste and old cable PVC reclaiming methods according to claim 2, which is characterized in that in step d, the activity
The upper end of door-plate is articulated on the side wall of the melting tank, the discharge outlet is provided with discharge bucket, on the discharge bucket
Equipped with connection cross bar, the roof door screw rod for controlling the movable doorboard opening and closing is bolted on the connection cross bar, described
The end of roof door screw rod is equipped with handwheel；In step e, rotation handwheel makes roof door screw rod be displaced outwardly, to make under movable doorboard
A slot is opened at end, and the impurity component melted in tank is released with flow by the slot, is rotated further handwheel later, is made roof door
Screw rod completely disengages movable doorboard, and the PVC molten mass melted in tank is released and recycled by discharge port.
10. waste and old cable PVC reclaiming methods according to claim 2, which is characterized in that in step d, the melting
Tank is set on chassis, and the stirring motor for driving the rabbling mechanism is provided on the chassis.
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| CN108527716B (en) | 2021-07-06 |
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