CN111844512A

CN111844512A - Plastic product recycling and granulating treatment system

Info

Publication number: CN111844512A
Application number: CN202010716122.6A
Authority: CN
Inventors: 刘荷花
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2020-10-30

Abstract

The invention relates to the technical field of plastic recovery, and discloses a plastic product recovery and granulation treatment system, which comprises a bottom shell, wherein belt pulleys are fixedly arranged on two sides of the top inside the bottom shell respectively, a conveying belt is movably sleeved on the two belt pulleys, a cleaning device is arranged at the bottom of the conveying belt, and the cleaning device is driven by a driving device arranged on the left side of the bottom shell to swing left and right to clean the conveying belt, so that the viscous marks of incompletely dried plastic granules are cleaned in time, the caking phenomenon of the viscous marks is avoided, the service life of the conveying belt is prolonged, meanwhile, residual water is arranged on the surface of the conveying belt after cleaning, the residual water further ensures that the plastic granules are not bonded on the conveying belt in a large amount when entering the conveying belt, and the difficulty of subsequent cleaning is reduced, further improving the life of the conveyor belt.

Description

Plastic product recycling and granulating treatment system

Technical Field

The invention relates to the technical field of plastic granulation, in particular to a plastic product recycling and granulating treatment system.

Background

Plastic products are one of the most visible and accessible products in our daily lives, and plastic is a thermoplastic resin obtained by polymerizing ethylene, i.e., polyethylene, which is very difficult to degrade in the natural environment due to the molecular structure of polyethylene, thus causing serious environmental pollution, so that recycling of plastic products is very important.

The prior recycling of plastic products in China comprises the steps of firstly cleaning waste plastics, then crushing the waste plastics, heating the crushed plastics to a molten state, then extruding the crushed plastics by an extruding machine for cutting into granules, finally cooling and molding the cut plastic granules, and finally bagging the plastic granules so as to produce a product by mixing the recycled plastics in proportion at a later stage, thereby not only reducing the production cost, but also protecting the environment, but also generally adopting two modes of water cooling or air cooling for cooling the semi-molded plastic granules at the later stage because the semi-molded plastic granules are not completely cooled, wherein the air cooling mode is to blow and cool the plastic granules by flowing gas, so that the reduction of the ambient temperature of the plastic granules is greatly accelerated, the heat exchange speed between the plastic granules and the air is accelerated, the cooling speed is accelerated, but the plastic granules which are not completely cooled need to be conveyed by a conveying belt in the air cooling process, cool it in transportation process, and the preceding half molten state of the plastic pellet of not cooling completely of extruding by the extruding machine, when carrying on the conveyer belt like this, the plastic pellet can bond on the conveyer belt, and can leave the bonding vestige on the conveyer belt, also can bond each other between the plastic pellet simultaneously, if do not solve, can produce a large amount of plastic pellet groups, the plastic pellet not only can't obtain fine cooling in the middle of being wrapped up in like this, but also be unfavorable for the plastic pellet that later stage used recovery plastics production according to the proportion, and the reduction of efficiency.

Disclosure of Invention

In order to solve the problems, the invention provides a plastic product recycling and granulating treatment system which comprises a bottom shell, wherein belt pulleys are fixedly mounted on two sides of the top inside the bottom shell respectively, a conveying belt is movably sleeved on the two belt pulleys, a diversion inclined plate is fixedly mounted at the bottom inside the bottom shell, a wastewater outlet is fixedly connected to one side of the bottom shell, limiting sliding grooves are formed in the middle of the front surface and the back surface of the inner wall of the bottom shell respectively, a cleaning device is arranged at the lower part of the conveying belt inside the bottom shell, a driving device is fixedly mounted on the left side outside the bottom shell, a cooling device is fixedly arranged at the top of the bottom shell, and a discharging device is fixedly mounted.

The cleaning device comprises a water supply pump fixedly mounted on the right side of the outer wall of the bottom shell, a water outlet end of the water supply pump is fixedly connected with a water filling cylinder located inside the bottom shell, cleaning heads are mounted on the water filling cylinder at equal intervals, and the front side and the back side of each cleaning head are respectively movably mounted on a cross rod through a pin shaft.

Drive arrangement includes the left installation panel of fixed mounting at the drain pan outer wall, the middle part movable mounting of installation panel has the driving gear, the driving gear back and the output shaft fixed connection who installs the motor at the installation panel back, the upper portion and the lower part of driving gear meshing respectively have first driven gear and second driven gear, the equal movable mounting of first driven gear and second driven gear and the front of installation panel, first driven gear and second driven gear coaxial fixed mounting respectively have first drive gear and second drive gear, first drive gear and second drive gear are in turn with the horizontal pole meshing.

The cooling device comprises an air cavity wall fixedly mounted at the top of the bottom shell, an air feeder is fixedly mounted at the top of the outer portion of the air cavity wall, an even air cavity communicated with the air feeder is fixedly mounted at the top of the inner wall of the air cavity wall, and an air outlet is fixedly mounted at the bottom end of the even air cavity.

Discharging device includes fixed mounting in the play hopper on plenum wall right side, it installs first commentaries on classics harrow and second commentaries on classics harrow respectively to go out the hopper and be located the entry end in the vertical direction, equal interval fixed mounting has driving lever and both driving lever crisscross each other in first commentaries on classics harrow and second commentaries on classics harrow week, the lower surface that goes out the hopper outer wall is located the vertical direction department fixed mounting at first commentaries on classics harrow and second commentaries on classics harrow place and has the liquid hold up tank, first commentaries on classics harrow passes through the belt pulley drive on belt and right side and is connected, first commentaries on classics harrow and second commentaries on classics harrow are connected through.

Preferably, fill a water section of thick bamboo for hollow cuboid structure, the connection that its upper surface can be fine like this is in the bottom of cleaning head and for its stable water supply, and fill a water section of thick bamboo and be located the middle part in the horizontal plane direction, can guarantee like this to form symmetrical structure to both sides from the centre, guarantee that the water supply capacity and the water supply speed of both sides are the same to improve whole cleaning performance to the conveyer belt.

Preferably, the cleaning head comprises brush heads fixedly arranged on two sides of the upper part of the shell cavity at equal intervals respectively, the bottom end in the shell cavity is fixedly provided with a water accumulation cavity, the top of the water accumulation cavity is fixedly connected with a water outlet spray head, the bottom end of the water accumulation cavity is fixedly connected with a hose, one end of the hose is fixedly connected on the mounting base, the mounting base is fixedly mounted on the water filling cylinder, the front surface and the back surface of the bottom of the shell cavity are respectively and fixedly provided with a limiting slide bar which is movably connected in a limiting slide groove, because the cleaning head makes the shell cavity rotate around the pin shaft through the transverse movement of the cross rod, the limiting slide rod can move up and down in the limiting slide groove, and water in the cross rod can be conveyed into the water accumulation cavity through the hose, is uniformly sprayed out from each water outlet spray head after being filled in the water accumulation cavity, and is cleaned by combining the cleaning effect of the brush head.

Preferably, the cross section of the water outlet spray head is in a structure with big upper and lower ends and small middle, the port at one end connected with the water accumulation cavity is larger than the port at the spraying end, the small part in the middle of the water outlet nozzle is closer to the spraying end of the water outlet nozzle, the water source in the water outlet nozzle can be supplemented more quickly through a larger water inlet, the small caliber of the water flow in the process of flowing to the jet orifice forces the flow velocity of the water flow to increase, so that the water outlet velocity of the water flow at the subsequent jet end can be increased, the cleaning effect is increased, the shape of the jet end of the water outlet spray head is horn-shaped, and the extension lines of the sidelines of the two inclined angles are contracted between the brush heads arranged on the two sides of the shell cavity, the impact of high-speed water flow generated by the front structural design of the water spray head can be released through the trumpet shape, and the maximum cleaning range can be ensured while the best cleaning effect is achieved by combining the limitation of the opening angle of the trumpet shape.

Preferably, there are five equidistant tooth groups on first drive gear and the second drive gear respectively, the phase difference that corresponds tooth group on first drive gear and the second drive gear rotation period is the radian that the arc length between two adjacent tooth groups on the single gear corresponds, can realize through the phase difference that one in the middle of first drive gear or second drive gear accomplishes the drive back another one just can drive the horizontal pole reverse to the washing mode of normal left and right rocking of belt cleaning device, and the arc length between two adjacent tooth groups is greater than every tooth group's own arc length, the tooth group's of both sides of the one end of horizontal pole and first drive gear and second drive gear meshing each other position staggers the distance of a tooth, such tooth group interval sets up can be fine assurance between first drive gear and the second drive gear one of them can not take place and still not break away from the horizontal pole completely another and just the meshing to the horizontal pole on one's condition yet The normal driving of the driving device is ensured, and the staggered design further ensures that the first driving gear and the second driving gear cannot be meshed with the cross rod simultaneously on the basis.

Preferably, the wind chamber wall is curved at both sides thereof, and a middle portion of the curve is protruded outwardly, the number of the air outlets is three, the width of the air duct gradually increases from two sides to the middle, the air outlets are obliquely blown to the inner wall of the air duct wall from two sides, because the width of the air duct closest to the inner wall of the air cavity wall is narrowest, and the three air ducts are communicated with the uniform air cavity, the wind speed of the wind channel close to the inner wall of the wind cavity wall is the fastest under the condition of the same wind pressure quantity, and the wind speed of the wind channel farthest from the inner wall of the wind cavity wall is the slowest, the pressure intensity of the wind layer with high wind speed is lower than the wind speed, so that the outer air volume can be well adsorbed by utilizing the naturally formed pressure intensity difference, the air volume coming out of the air outlet can be ensured to flow along the path of the inner wall of the wind cavity wall basically, and finally, the plastic particles on the conveying belt are better cooled.

Preferably, the tail ends of the deflector rods on the first rotary rake and the second rotary rake are all hemispherical, the shape of the deflector rods is cylindrical, the distance between two adjacent deflector rods after the deflector rods on the first rotary rake and the second rotary rake are staggered is slightly larger than the size of the plastic granules, the plastic granules at the outlet of the cooling device are stirred by combining the rotation of the staggered parts of the first rotary rake and the second rotary rake in opposite directions, and therefore the agglomerated plastic granules can be well scattered, and the agglomeration phenomenon of the plastic granules is greatly reduced.

The invention has the beneficial effects that:

according to the invention, the cleaning device is arranged at the bottom of the conveying belt, and the cleaning device is driven to swing left and right by the driving device arranged on the left side of the bottom shell to clean the conveying belt, so that not only is the viscous mark of the incompletely dried plastic grains cleaned timely, but also the caking phenomenon of the viscous mark is avoided, the service life of the conveying belt is prolonged, meanwhile, residual water is arranged on the surface of the conveying belt after cleaning, and the residual water further ensures that a large amount of plastic grains are not bonded on the conveying belt when entering the conveying belt, so that the difficulty of subsequent cleaning is reduced, and the service life of the conveying belt is further prolonged;

the motor drives the driving gear, the driving gear drives the first driven gear and the second driven gear, so that the first driving gear and the second driving gear which are arranged on the driving gear are respectively driven to rotate, the first driving gear and the second driving gear can independently drive the cross rod at different time intervals, and the cross rod can continuously move back and forth under the alternate driving of the first driving gear and the second driving gear, so that the cleaning device is driven to brush the conveying belt left and right, and the cleaning effect is ensured;

third, the inlet end of the discharging device is provided with the first rotating rake and the second rotating rake which are connected in a staggered manner, the first rotating rake and the second rotating rake are driven by a belt, the rotating directions are the same, the deflector rods arranged on the first rotating rake and the second rotating rake are both hemispherical cylinders, the distance between every two adjacent deflector rods is slightly larger than the size of the plastic granules, the rotating directions of the staggered parts of the first rotating rake and the second rotating rake are opposite, the plastic granules which need to pass through the deflector rods can be well pulled out, the plastic granules which are collected at the back are ensured to be plastic granules, meanwhile, the bottom end of the first rotating rake is placed in a liquid storage tank filled with anti-sticking liquid, the deflector rods on the first rotating rake pull the plastic granules open after being stained with the anti-sticking liquid, the plastic granules which fall subsequently are further ensured not to be mutually bonded, and the existence of the plastic granules is reduced;

drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic cross-sectional view of the entire structure of the present invention;

FIG. 2 is a schematic cross-sectional view of a bottom case of the present invention;

FIG. 3 is a schematic top view of a cleaning head coupled to a cross bar in accordance with the present invention;

FIG. 4 is a schematic cross-sectional view of a cleaning head constructed in accordance with the present invention;

FIG. 5 is a schematic side view of a structural cooling device of the present invention;

FIG. 6 is a schematic view of the structure of the present invention showing the first rotary rake and the second rotary rake being staggered;

FIG. 7 is an enlarged view of the point A in FIG. 1.

In the figure: 1. a bottom case; 2. a belt pulley; 3. a conveyor belt; 4. a flow guiding sloping plate; 5. a waste water outlet; 6. a limiting chute; 7. a cleaning device; 71. a water pump; 72. a water-filled cylinder; 73. a cleaning head; 731. a shell cavity; 732. a brush head; 733. a water accumulation cavity; 734. a water outlet nozzle; 735. a hose; 736. installing a base; 737. a limiting slide bar; 74. a cross bar; 8. a drive device; 81. installing a panel; 82. a driving gear; 83. a first driven gear; 84. a second driven gear; 85. a first drive gear; 86. a second drive gear; 9. a cooling device; 91. the wall of the air duct; 92. a blower; 93. a uniform air cavity; 94. an air outlet; 10. a discharging device; 101. a discharge hopper; 102. a first rotary harrow; 103. a second rotary harrow; 104. liquid storage tank

Detailed Description

The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.

As shown in fig. 1 to 7, a plastic products retrieves granulation processing system, including drain pan 1, the both sides at the inside top of drain pan 1 are fixed mounting respectively has belt pulley 2, conveyer belt 3 has been cup jointed in the activity on two belt pulley 2, the inside bottom fixed mounting of drain pan 1 has water conservancy diversion swash plate 4, one side fixedly connected with waste water outlet 5 of drain pan 1 bottom, spacing spout 6 has been seted up respectively at the front of drain pan 1 inner wall and the middle part at the back, the inside lower part that is located conveyer belt 3 of drain pan 1 is provided with belt cleaning device 7, the outside left side fixed mounting of drain pan 1 has drive arrangement 8, the fixed cooling device 9 that is provided with in top of drain pan 1, cooling device 9's right-hand.

The cleaning device 7 comprises a water supply pump 71 fixedly installed on the right side of the outer wall of the bottom shell 1, a water filling cylinder 72 located inside the bottom shell 1 is fixedly connected to a water outlet end of the water supply pump 71, cleaning heads 73 are installed on the water filling cylinder 72 at equal intervals, and the front face and the back face of each cleaning head 73 are movably installed on a cross rod 74 through pin shafts respectively.

The driving device 8 comprises a mounting panel 81 fixedly mounted on the left side of the outer wall of the bottom shell 1, a driving gear 82 is movably mounted in the middle of the mounting panel 81, the back of the driving gear 82 is fixedly connected with an output shaft of a motor mounted on the back of the mounting panel 81, a first driven gear 83 and a second driven gear 84 are respectively meshed with the upper portion and the lower portion of the driving gear 82, the first driven gear 83 and the second driven gear 84 are movably mounted on the front of the mounting panel 81, a first driving gear 85 and a second driving gear 86 are respectively and coaxially and fixedly mounted on the first driven gear 83 and the second driven gear 84, and the first driving gear 85 and the second driving gear 86 are alternately meshed with the cross rod 74.

The cooling device 9 comprises an air cavity wall 91 fixedly installed at the top of the bottom shell 1, a blower 92 is fixedly installed at the top of the outside of the air cavity wall 91, an even air cavity 93 communicated with the blower 92 is fixedly installed at the top of the inner wall of the air cavity wall 91, and an air outlet 94 is fixedly installed at the bottom end of the even air cavity 93.

The discharging device 10 comprises a discharging hopper 101 fixedly installed on the right side of the air chamber wall 91, the discharging hopper 101 is located at an inlet end and is respectively provided with a first rotating rake 102 and a second rotating rake 103 in the vertical direction, the first rotating rake 102 and the second rotating rake 103 are circumferentially and fixedly installed with shift levers at equal intervals, the shift levers between the first rotating rake 102 and the second rotating rake 103 are mutually staggered, a liquid storage tank 104 is fixedly installed at the lower surface of the outer wall of the discharging hopper 101 in the vertical direction where the first rotating rake 102 and the second rotating rake 103 are located, the first rotating rake 102 is in transmission connection with a belt pulley 2 on the right side through a belt, and the first rotating rake 102 and the second rotating rake 103 are also in transmission connection through.

Wherein, fill a water section of thick bamboo 72 and be hollow cuboid structure, the connection that its upper surface can be fine like this is in the bottom of cleaning head 73 and is its stable water supply, and fill a water section of thick bamboo 72 and be located the middle part on the horizontal plane direction, can guarantee like this to form symmetrical structure to both sides from the centre, guarantee that the water supply volume and the water supply speed of both sides are the same to improve whole cleaning performance to conveyer belt 3.

Wherein, the cleaning head 73 comprises a brush head 713, two sides of the upper part of the shell cavity 731 are respectively and fixedly provided with brush heads 732 at equal intervals, the bottom end inside the shell cavity 731 is fixedly provided with a water accumulating cavity 733, the top of the water accumulating cavity 733 is fixedly connected with a water outlet spray head 734, the bottom end of the water accumulating cavity 733 is fixedly connected with a hose 735, one end of the hose 735 is fixedly connected to a mounting base 736, the mounting base 736 is fixedly arranged on the water filling cylinder 72, the front surface and the back surface of the bottom of the shell cavity 731 are respectively and fixedly provided with a limiting slide bar 737, the limiting slide bar 737 is movably connected in the limiting slide groove 6, because the cleaning head 73 makes the shell cavity 731 rotate around a pin shaft through the transverse movement of the cross bar 74, so that the limiting slide bar 737 can move up and down in the limiting slide groove 6, the water in the cross bar 74 can also be conveyed into the water accumulating cavity 733 through, the conveyor belt 3 is cleaned in conjunction with the cleaning action of the brush head 732.

Wherein, the cross section of the water outlet nozzle 734 is a structure with big upper and lower ends and small middle, the port at one end connected with the water accumulation cavity 733 is larger than the port at the spraying end, the small middle part of the water outlet nozzle 734 is closer to the spraying end, the water supply within water spray 734 may be replenished more quickly through a larger inlet, the small caliber of the water flow in the process of flowing to the jet orifice forces the flow velocity of the water flow to increase, so that the water outlet velocity of the water flow at the subsequent jet end can be increased, the cleaning effect is increased, the shape of the jet end of the water outlet spray head 734 is in a horn shape, and the extension lines of the sidelines with the two inclined angles are contracted between the brush heads 732 arranged on the two sides of the shell cavity 731, the impact of the high velocity water stream generated by the front design of the water jet 734 can be released through the trumpet shape, which, in combination with the trumpet-shaped opening angle limitation, ensures the maximum cleaning range while achieving the best cleaning effect.

Wherein, there are five tooth groups that are distributed equidistantly on first drive gear 85 and second drive gear 86 respectively, the phase difference of the corresponding tooth group on the rotation cycle of first drive gear 85 and second drive gear 86 is the radian that the arc length between two adjacent tooth groups on the single gear corresponds, can realize that another will drive the crossbar 74 backward only after one finishes driving the crossbar 74 in the middle of first drive gear 85 or second drive gear 86 through the phase difference, thus has guaranteed the normal washing mode of rocking from side to side of the cleaning device 7, and the arc length between two adjacent tooth groups is greater than the arc length of each tooth group oneself, the position of the tooth group of both sides of one end of the mutual meshing of crossbar 74 and first drive gear 85 and second drive gear 86 staggers the distance of a tooth, such tooth group interval sets can be fine to guarantee that one will not take place between first drive gear 85 and second drive gear 86 and one of them has not totally disengaged from the crossbar 74 another and the tooth group The engagement with the cross bar 74 ensures normal driving of the driving device 8, and the offset design further ensures that the first driving gear 85 and the second driving gear 86 do not engage with the cross bar 74 at the same time.

Wherein, the two sides of the air cavity wall 91 are arc-shaped, the middle part of the arc is convex outwards, the number of the air outlets 94 is three, the width of the air channel is gradually increased from the two sides to the middle part, the air outlets 94 are obliquely blown to the inner wall of the air cavity wall 91 towards the two sides, because the width of the air duct closest to the inner wall of the air duct wall 91 is narrowest, and the three air ducts are communicated with the uniform air chamber 93, the wind speed of the wind tunnel close to the inner wall of the wind tunnel wall 91 is the fastest under the same wind pressure amount, the wind speed of the wind channel farthest from the inner wall of the wind cavity wall 91 is the slowest, the wind layer pressure at the fast wind speed is lower than the slow wind speed, thus, the air quantity of the outer layer can be well adsorbed by utilizing the naturally formed pressure difference, the air quantity coming out of the air outlet 94 can be ensured to flow along the path of the inner wall of the air cavity wall 91 basically, and finally, the plastic grains on the conveying belt 3 are better cooled.

The tail ends of the deflector rods on the first rotating rake 102 and the second rotating rake 103 are both hemispherical, the shape of the deflector rods is cylindrical, the distance between two adjacent deflector rods after the deflector rods on the first rotating rake 102 and the second rotating rake 103 are staggered is slightly larger than the size of the plastic granules, so that the plastic granules at the outlet of the cooling device are stirred by combining the rotation of the staggered parts of the first rotating rake 102 and the second rotating rake 103 in opposite directions, the agglomerated plastic granules can be well scattered, and the agglomeration phenomenon of the plastic granules is greatly reduced.

The working principle is that the motor, the water feeding pump 71 and the blower 92 in the device are started, the plastic granules which are preliminarily finished in the front are fed to the upper surface of the conveying belt 2, the blower 92 supplies air to the uniform air cavity 93, the uniform air cavity 93 blows air to the inner wall of the air cavity wall 91 through the air outlet 94, cold air blows the plastic granules on the upper surface of the conveying belt 2 along the inner wall of the air cavity wall 91, the plastic granules which are cooled by the air are separated from the upper surface of the conveying belt 2 from the right side of the inside of the air cavity wall 91, the belt pulley 2 on the right side drives the first rotating rake 102 to rotate, the first rotating rake 102 drives the second rotating rake 103 to rotate, the plastic granules separated from the surface of the conveying belt 2 are stirred and scattered by the first rotating rake 102 and the second rotating rake 103, the first rotating rake 102 rotates up after passing through the liquid in the liquid storage tank 104, the anti-sticking liquid is coated on the scattered plastic granules, the plastic granules slide down from the, the motor drives the driving gear 82 to rotate, then the driving gear 82 drives the upper and lower first driven gears 83 and second driven gears 84 to rotate respectively, the first driven gear 83 and the second driven gear 84 drive the first driving gear 85 and the second driving gear 86 mounted thereon to rotate respectively, because the first driving gear 85 and the second driving gear 86 have a certain phase difference, after one of the first driving gear 85 or the second driving gear 86 is disengaged from the tooth group at the left end of the cross bar 74, the other one starts to be engaged, the cross bar 74 moves left and right in the horizontal direction under the driving of the first driving gear 85 and the second driving gear 86 in turn, the cross bar 74 pushes the limit sliding rod 737 to move up and down in the limit sliding chute 6 through the pin shaft, meanwhile, the cleaning head 73 rotates and inclines on the cross bar 74 through the pin shaft, and the water pump 71 sends cleaning water into the water filling cylinder 72, cleaning water in the water filling cylinder 72 is conveyed to the hose 735 through the mounting base 736, and is conveyed to the water accumulation cavity 733 through the hose 735, the cleaning water in the water accumulation cavity 733 is sprayed out from the water outlet spray head 734 after being filled, the surface of the conveying belt 2 which is rotated down is washed, meanwhile, the cleaning head 73 rotates left and right, so the brush head 732 rotates left and right to scrub the surface of the conveying belt 2 all the time, so that the residual molten plastic on the surface of the conveying belt 2 can be well cleaned, the cleaning water is adhered to the surface of the conveying belt 2 after the cleaning is finished, the surface of the conveying belt 2 can be further protected by the cleaning water, the front molten plastic particles are prevented from being directly adhered to the conveying belt 2 when falling into the surface of the conveying belt 2, and thus, a complete process is completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a plastic products retrieves granulation processing system, includes drain pan (1), the both sides at the inside top of drain pan (1) fixed mounting respectively have belt pulley (2), two conveyer belt (3), its characterized in that have been cup jointed in the activity on belt pulley (2): a diversion inclined plate (4) is fixedly installed at the bottom inside the bottom shell (1), a waste water outlet (5) is fixedly connected to one side of the bottom shell (1), limiting sliding grooves (6) are respectively formed in the middle of the front side and the back side of the inner wall of the bottom shell (1), a cleaning device (7) is arranged at the lower part of the conveying belt (3) inside the bottom shell (1), a driving device (8) is fixedly installed on the left side of the outside of the bottom shell (1), a cooling device (9) is fixedly installed at the top of the bottom shell (1), and a discharging device (10) is fixedly installed at the right end of the cooling device (9);

the cleaning device (7) comprises a water feeding pump (71) fixedly mounted on the right side of the outer wall of the bottom shell (1), a water filling cylinder (72) located inside the bottom shell (1) is fixedly connected with the water outlet end of the water feeding pump (71), cleaning heads (73) are mounted on the water filling cylinder (72) at equal intervals, and the front face and the back face of each cleaning head (73) are respectively movably mounted on a cross rod (74) through a pin shaft.

The driving device (8) comprises an installation panel (81) fixedly installed on the left side of the outer wall of the bottom shell (1), a driving gear (82) is movably installed in the middle of the installation panel (81), the back of the driving gear (82) is fixedly connected with an output shaft of a motor installed on the back of the installation panel (81), a first driven gear (83) and a second driven gear (84) are respectively meshed with the upper portion and the lower portion of the driving gear (82), the first driven gear (83) and the second driven gear (84) are movably installed on the front face of the installation panel (81), a first driving gear (85) and a second driving gear (86) are respectively and coaxially and fixedly installed on the first driven gear (83) and the second driven gear (84), and the first driving gear (85) and the second driving gear (86) are alternately meshed with the cross rod (74);

the cooling device (9) comprises an air chamber wall (91) fixedly installed at the top of the bottom shell (1), an air feeder (92) is fixedly installed at the top of the outer portion of the air chamber wall (91), an even air chamber (93) communicated with the air feeder (92) is fixedly installed at the top of the inner wall of the air chamber wall (91), and an air outlet (94) is fixedly installed at the bottom end of the even air chamber (93);

discharging device (10) are including discharge hopper (101) of fixed mounting on plenum wall (91) right side, discharge hopper (101) are located the entry end and install first commentaries on classics harrow (102) and second commentaries on classics harrow (103) respectively in the vertical direction, first commentaries on classics harrow (102) and second commentaries on classics harrow (103) circumference is equidistant fixed mounting has driving lever and driving lever between them to crisscross each other, the lower surface that discharges hopper (101) outer wall is located the vertical direction department fixed mounting that first commentaries on classics harrow (102) and second commentaries on classics harrow (103) place has liquid holding tank (104), first commentaries on classics harrow (102) are connected through belt and belt pulley (2) transmission on right side, first commentaries on classics harrow (102) and second commentaries on classics harrow (103) are connected through belt transmission in the back equally.

2. A plastic product recycling and pelletizing system as set forth in claim 1, wherein: the water filling cylinder (72) is of a hollow cuboid structure, and the water filling cylinder (72) is located in the middle of the water filling cylinder in the horizontal plane direction.

3. A plastic product recycling and pelletizing system as set forth in claim 1, wherein: cleaning head (73) contain (713), equidistant fixed mounting has brush head (732) respectively in the both sides on shell chamber (731) upper portion, the inside bottom mounting in shell chamber (731) is equipped with ponding chamber (733), the top fixedly connected with of ponding chamber (733) goes out water shower nozzle (734), the bottom fixedly connected with hose (735) in ponding chamber (733), the one end fixed connection of hose (735) is on installation base (736), installation base (736) fixed mounting is on a section of thick bamboo (72) of filling water, the front and the back of shell chamber (731) bottom are fixed mounting respectively has spacing slide bar (737), spacing slide bar (737) swing joint is in spacing spout (6).

4. A plastic product recycling and pelletizing system as set forth in claim 3, wherein: the cross-sectional shape of play water shower nozzle (734) is the big little structure in middle of upper and lower both ends, and the port of the one end of being connected with ponding chamber (733) is greater than the port that sprays one end, the little part in middle of play water shower nozzle (734) is more close to its one end that sprays, the shape of play water shower nozzle (734) spray end is tubaeform, and the extension line that both sides inclination sideline place contracts between brush head (732) of both sides installation on shell cavity (731).

5. A plastic product recycling and pelletizing system as set forth in claim 1, wherein: the gear rack is characterized in that five tooth groups distributed at equal intervals are arranged on the first driving gear (85) and the second driving gear (86) respectively, the phase difference of the corresponding tooth groups on the rotation period of the first driving gear (85) and the second driving gear (86) is the radian corresponding to the arc length between two adjacent tooth groups on a single gear, the arc length between two adjacent tooth groups is larger than the arc length of each tooth group, and the positions of the tooth groups on two sides of one end, meshed with the first driving gear (85) and the second driving gear (86), of the cross rod (74) are staggered by the distance of one tooth.

6. A plastic product recycling and pelletizing system as set forth in claim 1, wherein: the air duct is characterized in that the two sides of the air duct wall (91) are arc-shaped, the arc-shaped middle part protrudes outwards, the number of the air outlets (94) is three, the air duct width gradually increases from the two sides to the middle part, and the air outlets (94) are obliquely blown to the inner wall of the air duct wall (91) from the two sides.

7. A plastic product recycling and pelletizing system as set forth in claim 1, wherein: the tail ends of the deflector rods on the first rotating rake (102) and the second rotating rake (103) are both hemispherical, the shape of the deflector rods is cylindrical, and the distance between two adjacent deflector rods after the deflector rods on the first rotating rake (102) and the second rotating rake (103) are staggered is slightly larger than the size of the plastic granules.