CN213701176U - Special environment-friendly device for regenerated plastic extrusion wire drawing machine - Google Patents

Abstract

The utility model provides a special environment-friendly device for a regenerated plastic extrusion drawing machine, which comprises a first air duct, wherein one end of the first air duct is provided with an active carbon filter cylinder, the top of the active carbon filter cylinder is fixedly provided with a top plate, the bottom of the active carbon filter cylinder is fixedly provided with a bottom plate, one end of the first air duct is fixedly provided with an exhaust fan, the other end of the first air duct is communicated with a flexible hose, the bottom of the flexible hose is communicated with a second air duct, the bottom of the second air duct is communicated with a gas collecting pipe, the first air duct is fixed with a first annular plate, the first annular plate is provided with a screw hole, the inner thread of the screw hole is connected with a screw rod, the special environment-friendly device for the regenerated plastic extrusion drawing machine drives the second air duct to lift by rotating the screw rod, thereby the height of the gas collecting pipe, the practical use requirement is met, and the harmful gas removing effect is ensured.

Description

Special environment-friendly device for regenerated plastic extrusion wire drawing machine

Technical Field

The utility model belongs to the technical field of the reclaimed plastic production facility technique and specifically relates to special environment-friendly device of reclaimed plastic extrusion wire drawing machine.

Background

The regenerated plastic is a plastic raw material obtained by processing and processing waste plastics by physical or chemical methods such as pretreatment, melting granulation, modification and the like, and is used for recycling the plastic, and the wire drawing machine is equipment for drawing the regenerated plastic.

According to the special environment-friendly device for the recycled plastic extrusion wire drawing machine, which is provided by the Chinese patent (publication number: CN210851226U), an air suction mechanism is arranged above a discharge pipe of a machine body, so that harmful gas is prevented from escaping in a workshop, the harmful gas is collected in a waste gas treatment device outside the workshop and is collected and treated, the effect of protecting the body health of workers is achieved, but the air suction effect is poor due to the fact that the height of an air suction cover of the structure cannot be adjusted according to actual conditions, and the effect of removing the harmful gas cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a special environment-friendly device of reclaimed plastic extrusion wire drawing machine, the cover that induced drafts of solving current structure highly can't be adjusted according to the condition of reality, leads to it to breathe in the effect relatively poor, can't guarantee its technical problem who clears away harmful gas's effect.

In order to achieve the above object, the utility model provides a following technical scheme:

the environment-friendly device special for the regenerated plastic extrusion drawing machine comprises a first air duct, a first air duct used for conveying harmful gas, an activated carbon filter cylinder arranged at one end of the first air duct and used for adsorbing and filtering impurities in the harmful gas, a top plate fixedly arranged at the top of the activated carbon filter cylinder, a bottom plate fixedly arranged at the bottom of the activated carbon filter cylinder, a top plate and a bottom plate used for preventing the harmful gas from being discharged through upper and lower ports of the activated carbon filter cylinder, wherein one end of the first air duct penetrates through the top plate and extends into an inner cavity of the activated carbon filter cylinder, the first air duct is fixedly connected with the top plate, an exhaust fan is fixedly arranged at one end of the first air duct, the other end of the first air duct is communicated with a flexible hose which can be stretched, so that the first air duct is communicated with a second air duct, and the, the bottom intercommunication of air duct two has the discharge duct, and the discharge gate at the wire drawing machine is placed to the discharge duct, can be with exhaust plastic wrap, has strengthened harmful gas absorption's comprehensive nature, be fixed with annular plate one on the air duct one, and seted up the screw on the annular plate one, be fixed with annular plate two on the air duct two, the internal thread of screw is connected with the screw rod, and the bottom of screw rod is fixed with the connecting axle, the bottom of connecting axle is fixed with the round platform piece, the through-hole has been seted up on the annular plate two, and the through-hole is used for accomodating the bearing, the connecting axle passes through bearing movable mounting in the inside of through-hole, be provided with the steady portion on the annular plate one, the bottom of air duct one.

Adopt above-mentioned scheme, through rotating the screw rod, drive two lifts of air duct to just can adjust the height of gas collecting pipe, make the gas collecting pipe can be in the best position of breathing in, satisfy actual user demand, guaranteed harmful gas's the effect of cleaing away, its specific operation process as follows: drive the screw rod and rotate in the inside of screw, because the screw is seted up on annular plate one, and annular plate one is fixed on air duct one, annular plate one can not rotate promptly, therefore, rotatory screw rod will drive two descendants of annular plate or rise under the effect of screw, until the discharge is in the best height of breathing in, the expansion hose of this in-process also can carry out corresponding flexible, guarantee the intercommunication of air duct one and air duct two, at screw rod pivoted in-process, the connecting axle also can take place rotatoryly, but because the existence of bearing, make the connecting axle can not drive two rotations of annular plate.

Preferably, the top fixedly connected with sleeve pipe of screw rod, and sheathed tube inside runs through there is the handle pole, the both ends of handle pole all are fixed with spherical head, and the setting of spherical head can avoid the handle pole to drop from the sleeve pipe, and the cross section diameter ratio of spherical head is big than sheathed tube internal diameter.

Adopt above-mentioned scheme, through setting up the handle bar for people can be more laborsaving rotate the screw rod, have made things convenient for people's use, and its specific use is as follows: directly hold the spherical head of tight handle pole one end and drive the handle pole and rotate to just can utilize the sleeve pipe to make the screw rod rotatory, the spherical head and the sleeve pipe contact that are located the handle pole other end this moment, when the handle pole will touch the air duct promptly, people can hold the spherical head and the pulling that are located the handle pole other end tightly, make the spherical head and the sleeve pipe contact of initial holding, then rotate the handle pole again can, so avoided the air duct promptly to block that the condition of handle pole rotation takes place.

Preferably, the gas collecting pipe comprises a first half pipe, a second half pipe, a hinge, a first protrusion, a second protrusion and a hasp, the first half pipe is movably connected with the second half pipe through the hinge, the first protrusion and the second protrusion are respectively fixed on the second half pipe and the first half pipe, the first protrusion is buckled with the second protrusion through the hasp, the first half pipe is fixedly connected with the second gas guide pipe, a plurality of gas inlet holes are formed in the bottom of the second half pipe, and external air can conveniently enter the gas collecting pipe through the gas inlet holes.

Adopt above-mentioned scheme, through setting up the discharge, can strengthen the inspiratory capacity of whole device, realized the effective absorption to harmful gas, its installation as follows: after the height adjustment of the gas collecting pipe is completed, firstly, the hasp is opened, the half pipe II freely falls down, then, the position of the gas collecting pipe is moved, the gas collecting pipe is just in the discharge port of the wire drawing machine to discharge, then, the half pipe I and the half pipe are used for wrapping plastic strips discharged from the discharge port of the wire drawing machine, then, the half pipe I and the half pipe II are closed and the hasp is fastened, at the moment, an exhaust fan arranged at one end of the gas guide pipe I is started, and then harmful gas can be conveyed to the inside of the activated carbon filter cylinder through the gas guide pipe I.

Preferably, the stabilizing part comprises a slider, an optical axis and a limiting plate, the slider is embedded in the first annular plate and is slidably mounted on the optical axis, the bottom of the optical axis is fixedly mounted on the second annular plate, and the limiting plate is fixed to the top of the optical axis.

Adopt above-mentioned scheme, through setting up the stabilizer for the lift of annular plate two can be stable go on, its specific principle as follows: when the annular plate II is lifted under the action of the screw rod, the annular plate I can also slide along the optical axis under the action of the sliding block, and the two ends of the annular plate II are stressed uniformly, so that the stable lifting of the annular plate II is realized.

Preferably, the supporting part includes bracing piece and clamp, clamp fixed mounting is on air duct one, the bottom at the clamp is fixed to the bracing piece, and the bottom fixed mounting of bracing piece is on the bottom plate.

By adopting the scheme, the air guide tube I can be effectively supported by arranging the supporting rod, and the condition that the air guide tube I deforms due to gravity is avoided.

Preferably, the bottom fixed mounting of bottom plate has the backup pad, and the bottom of backup pad installs four universal wheels, four the universal wheel is located four corners of backup pad bottom respectively.

By adopting the scheme, the universal wheels are arranged, so that people can conveniently move the whole environment-friendly device, and convenience is brought to people in use.

Preferably, the device also comprises a balance arm, and one end of the balance arm is matched with the second annular plate through a ball joint; a first adjusting sleeve in sliding fit is arranged outside the supporting rod along the length direction, and the first adjusting sleeve is fixed with the supporting rod through a fastening bolt; a second adjusting sleeve is matched with the outer part of the balance arm along the length direction, and the second adjusting sleeve is fixed with the balance arm through a fastening bolt; the outer wall of the first adjusting sleeve is matched with the outer wall of the second adjusting sleeve through a ball joint; the balance arm is located one side that the second adjusting sleeve kept away from annular plate two is equipped with the third adjusting sleeve, the third adjusting sleeve pass through fastening bolt with the balance arm is fixed, and the third adjusting sleeve is equipped with the balancing weight.

The utility model has the advantages that:

according to the special environment-friendly device for the recycled plastic extrusion wire drawing machine, the screw rod is rotated to drive the air guide pipe II to lift, so that the height of the air collecting pipe can be adjusted, the air collecting pipe can be located at the optimal air suction position, the actual use requirement is met, and the harmful gas removal effect is ensured;

this special environment-friendly device of reclaimed plastic extrusion wire drawing machine through setting up the discharge, can strengthen the inspiratory capacity of whole device, has realized the effective absorption to harmful gas.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a side view of the bellows of the present invention;

FIG. 3 is an enlarged cross-sectional view taken at A in FIG. 2 according to the present invention;

FIG. 4 is a structural diagram of the gas collecting tube of the present invention;

fig. 5 is a schematic view of the structure of the balance arm of the present invention.

In the figure: 1. a first gas guide pipe; 2. an activated carbon filter cartridge; 3. a top plate; 4. a base plate; 5. a flexible hose; 6. a second gas guide pipe; 7. a gas collecting pipe; 8. a first annular plate; 9. a second annular plate; 10. a screw hole; 11. a screw; 12. a sleeve; 13. a handle bar; 14. a spherical head; 15. a connecting shaft; 16. a round table block; 17. a through hole; 18. a bearing; 19. a slider; 20. an optical axis; 21. a limiting plate; 22. a support bar; 23. clamping a hoop; 24. a support plate; 25. a universal wheel; 26. a half pipe I; 27. a half pipe II; 28. a hinge; 29. a first bulge; 30. a second bulge; 31. a hasp; 32. and (4) air inlet holes.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the environment-friendly device for extrusion drawing machine of recycled plastic of the present invention is described, which comprises a first air duct 1, wherein the first air duct 1 is used for conveying harmful gas, one end of the first air duct 1 is provided with an activated carbon filter cylinder 2, the activated carbon filter cylinder 2 is used for adsorbing and filtering impurities in the harmful gas, the top of the activated carbon filter cylinder 2 is fixedly provided with a top plate 3, the bottom of the activated carbon filter cylinder 2 is fixedly provided with a bottom plate 4, the top plate 3 and the bottom plate 4 are used for preventing the harmful gas from being discharged through the upper and lower ports of the activated carbon filter cylinder 2, one end of the first air duct 1 passes through the top plate 3 and extends into the inner cavity of the activated carbon filter cylinder 2, the first air duct 1 is fixedly connected with the top plate 3, one end of the first air duct 1 is fixedly provided with an exhaust fan, the other end of the first air duct 1 is communicated with a, the bottom of the telescopic hose 5 is communicated with a gas guide tube II 6, the bottom of the gas guide tube II 6 is communicated with a gas collecting tube 7, the gas collecting tube 7 is placed at a discharge port of the wire drawing machine, discharged plastic can be wrapped, and the comprehensiveness of harmful gas absorption is enhanced, a first annular plate 8 is fixed on the gas guide tube I1, a screw hole 10 is formed in the first annular plate 8, a second annular plate 9 is fixed on the gas guide tube II 6, a screw rod 11 is connected to the inner thread of the screw hole 10, a connecting shaft 15 is fixed at the bottom of the screw rod 11, a circular table block 16 is fixed at the bottom of the connecting shaft 15, a through hole 17 is formed in the second annular plate 9, the through hole 17 is used for accommodating a bearing 18, the connecting shaft 15 is movably installed inside the through hole 17 through the bearing 18, a stabilizing part is arranged on the; through rotating screw rod 11, drive two 6 lifts of air duct to just can adjust the height of gas collecting pipe 7, make gas collecting pipe 7 can be in the best position of breathing in, satisfy actual user demand, guaranteed harmful gas's the effect of cleaing away, its specific operation process as follows: drive screw rod 11 and rotate in the inside of screw 10, because screw 10 sets up on annular plate 8, and annular plate 8 is fixed on air duct 1, annular plate 8 can not rotate promptly, therefore, rotatory screw rod 11 will drive annular plate two 9 and descend or rise under the effect of screw 10, until the discharge 7 is in the best height of breathing in, corresponding flexible pipe 5 of this in-process also can carry out corresponding flexible, guarantee air duct 1 and air duct two 6's intercommunication, at screw rod 11 pivoted in-process, connecting axle 15 also can take place rotatoryly, but because the existence of bearing 18, make connecting axle 15 can not drive annular plate two 9 rotatory.

Preferably, the top of the screw 11 is fixedly connected with a sleeve 12, a handle rod 13 penetrates through the sleeve 12, two ends of the handle rod 13 are respectively fixed with a spherical head 14, the spherical heads 14 are arranged to prevent the handle rod 13 from falling off from the sleeve 12, and the diameter of the cross section of each spherical head 14 is larger than the inner diameter of the sleeve 12; through setting up handle bar 13 for people can be more laborsaving rotate screw rod 11, made things convenient for people's use, its specific use as follows: directly hold the bulb 14 of tight handle pole 13 one end and drive handle pole 13 and rotate to just can utilize sleeve pipe 12 to make screw rod 11 rotatory, the bulb 14 that is located the handle pole 13 other end this moment contacts with sleeve pipe 12, when handle pole 13 is about to touch air duct 1, people can hold the bulb 14 that is located the handle pole 13 other end tightly and stimulate, make the initial spherical head 14 and the sleeve pipe 12 contact of holding, then rotate handle pole 13 again can, so avoided air duct 1 to block the rotatory condition emergence of handle pole 13.

Preferably, the gas collecting pipe 7 comprises a first half pipe 26, a second half pipe 27, a hinge 28, a first protrusion 29, a second protrusion 30 and a hasp 31, the first half pipe 26 is movably connected with the second half pipe 27 through the hinge 28, the first protrusion 29 and the second protrusion 30 are respectively fixed on the second half pipe 27 and the first half pipe 26, the first protrusion 29 is buckled with the second protrusion 30 through the hasp 31, the first half pipe 26 is fixedly connected with the second gas guide pipe 6, a plurality of gas inlet holes 32 are formed in the bottom of the second half pipe 27, and external air can conveniently enter the gas collecting pipe 7 through the gas inlet holes 32; through setting up gas collecting pipe 7, can strengthen the inspiratory capacity of whole device, realized the effective absorption to harmful gas, its installation as follows: after the height of the gas collecting pipe 7 is adjusted, the hasp 31 is firstly opened to enable the second half pipe 27 to fall freely, then the position of the gas collecting pipe 7 is moved to enable the gas collecting pipe 7 to be just positioned at the discharge port of the wire drawing machine, then the first half pipe 26 and the second half pipe 27 are used for wrapping plastic strips discharged from the discharge port of the wire drawing machine, then the first half pipe 26 and the second half pipe 27 are closed and the hasp 31 is fastened, at the moment, an exhaust fan arranged at one end of the first gas guide pipe 1 is started, and then harmful gas can be conveyed into the active carbon filter cylinder 2 through the first gas guide pipe 1.

Preferably, the stabilizing part comprises a slider 19, an optical axis 20 and a limiting plate 21, the slider 19 is embedded in the first annular plate 8, the slider 19 is slidably mounted on the optical axis 20, the bottom of the optical axis 20 is fixedly mounted on the second annular plate 9, and the limiting plate 21 is fixed to the top of the optical axis 20; through setting up the stabilizer for the lift of the second annular plate 9 can be stable going on, its specific principle is as follows: when the second annular plate 9 is lifted up and down through the action of the screw 11, the first annular plate 8 also slides along the optical axis 20 under the action of the slider 19, and at the moment, the two ends of the second annular plate 9 are stressed uniformly, so that the stable lifting of the second annular plate 9 is realized.

Preferably, the support part comprises a support rod 22 and a clamp 23, the clamp 23 is fixedly installed on the air guide tube I1, the support rod 22 is fixed at the bottom of the clamp 23, and the bottom of the support rod 22 is fixedly installed on the bottom plate 4; through setting up bracing piece 22, can carry out effectual support to air duct 1, avoided air duct 1 to take place the condition emergence of deformation because of gravity.

Preferably, a supporting plate 24 is fixedly installed at the bottom of the bottom plate 4, four universal wheels 25 are installed at the bottom of the supporting plate 24, and the four universal wheels 25 are respectively located at four corners of the bottom of the supporting plate 24; through setting up universal wheel 25, made things convenient for people to remove whole environment-friendly device, it is convenient to provide people's use.

The working principle is as follows: directly gripping the spherical head 14 at one end of the handle rod 13 and driving the handle rod 13 to rotate, so that the screw rod 11 can be rotated by using the sleeve 12, at the moment, the spherical head 14 at the other end of the handle rod 13 is in contact with the sleeve 12, when the handle rod 13 is about to touch the air guide tube I1, people can grip the spherical head 14 at the other end of the handle rod 13 and pull the same, so that the initially gripped spherical head 14 is in contact with the sleeve 12, and then the handle rod 13 is rotated, so that the situation that the air guide tube I1 blocks the rotation of the handle rod 13 is avoided, the screw rod 11 rotates inside the screw hole 10 is realized, as the screw hole 10 is arranged on the annular plate I8, the annular plate I8 is fixed on the air guide tube I1, namely, the annular plate I8 cannot rotate, therefore, the rotating screw rod 11 can drive the annular plate II 9 to descend or ascend under the action of the screw hole 10 until the air guide tube 7 is at the optimal air suction height, the telescopic hose 5 in the process can correspondingly stretch and contract to ensure the communication between the air duct I1 and the air duct II 6, the connecting shaft 15 can also rotate in the rotating process of the screw 11, but the connecting shaft 15 can not drive the annular plate II 9 to rotate due to the existence of the bearing 18, when the annular plate II 9 is lifted under the action of the screw 11, the annular plate I8 can also slide along the optical axis 20 under the action of the slider 19, at the moment, the two ends of the annular plate II 9 are uniformly stressed, namely, the stable lifting of the annular plate II 9 is realized, after the height adjustment of the air collecting pipe 7 is completed, the hasp 31 is firstly opened to enable the half pipe II 27 to freely fall down, then the position of the air collecting pipe 7 is moved to enable the air collecting pipe 7 to be just positioned at the discharge port of the wire drawing machine, then the plastic strips discharged from the discharge port of the wire drawing machine are held by utilizing the half pipe I26 and the half pipe II 27, and the hasp 31 is closed, at this moment, the air exhauster of 1 one end in the air duct is installed in the start-up, can pass through air duct 1 with harmful gas and carry to the inside that the section of thick bamboo 2 was strained to the active carbon, so that it gets rid of the harmful substance in this gas to use the active carbon to strain a section of thick bamboo 2, this special environment-friendly device of recycled plastic extrusion wire drawing machine, through rotating screw rod 11, drive two 6 lifts of air duct, thereby just can adjust the height of discharge 7, make discharge 7 can be in the best position of breathing in, actual user demand has been satisfied, harmful gas's clearance effect has been guaranteed.

According to fig. 5, the device further comprises a balance arm 33, and one end of the balance arm 33 is matched with the second annular plate 9 through a ball joint 34; a first adjusting sleeve 35 in sliding fit is arranged outside the supporting rod 22 along the length direction, and the first adjusting sleeve 35 is fixed with the supporting rod 22 through a fastening bolt; a second adjusting sleeve 36 is matched with the outer part of the balance arm 33 along the length direction, and the second adjusting sleeve 36 is fixed with the balance arm 33 through a fastening bolt; the outer wall of the first adjusting sleeve 35 is matched with the outer wall of the second adjusting sleeve 36 through a ball joint 39; the side of the balance arm 33, which is located at the second adjusting sleeve 36 and is far away from the second annular plate 9, is provided with a third adjusting sleeve 37, the third adjusting sleeve 37 is fixed with the balance arm 33 through a fastening bolt, and the third adjusting sleeve 37 is provided with a balancing weight 38.

In the above arrangement, the balance arm 33 stabilizes the second annular plate 9 at the set position through the counterweight block 38, so as to ensure mechanical balance and prevent the gas collecting tube 7 from being in a stressed state, wherein the balance arm 33 changes the position of the fulcrum through the position change of the second adjusting sleeve 36, changes the supporting height through the position change of the first positioning sleeve 35 and the supporting rod 22, and changes the counterweight effect of the configuration block 38 through the position change of the third positioning sleeve 37, thereby satisfying the supporting and stabilizing effect on the gas collecting tube 7.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. The special environment-friendly device for the regenerated plastic extrusion wire drawing machine is characterized in that: the air guide tube device comprises a first air guide tube (1), wherein one end of the first air guide tube (1) is provided with an activated carbon filter tube (2), the top of the activated carbon filter tube (2) is fixedly provided with a top plate (3), the bottom of the activated carbon filter tube (2) is fixedly provided with a bottom plate (4), one end of the first air guide tube (1) penetrates through the top plate (3) and extends into an inner cavity of the activated carbon filter tube (2), the first air guide tube (1) is fixedly connected with the top plate (3), one end of the first air guide tube (1) is fixedly provided with an exhaust fan, the other end of the first air guide tube (1) is communicated with a flexible hose (5), the bottom of the flexible hose (5) is communicated with a second air guide tube (6), the bottom of the second air guide tube (6) is communicated with an air collecting tube (7), the first air guide tube (1) is fixedly provided with a first, an annular plate II (9) is fixed on the air duct II (6), a screw rod (11) is connected with the inner thread of the screw hole (10), a connecting shaft (15) is fixed at the bottom of the screw rod (11), a circular table block (16) is fixed at the bottom of the connecting shaft (15), a through hole (17) is formed in the annular plate II (9), and the connecting shaft (15) is movably installed inside the through hole (17) through a bearing (18);

the first annular plate (8) is provided with a stabilizing part, and the bottom of the first air guide pipe (1) is provided with a supporting part.

2. The special environment-friendly device for the recycled plastic extrusion and wire drawing machine according to claim 1, which is characterized in that: the top fixedly connected with sleeve pipe (12) of screw rod (11), and the inside of sleeve pipe (12) is run through and is had handle pole (13), the both ends of handle pole (13) all are fixed with spherical head (14), and the cross section diameter ratio of spherical head (14) is big than the internal diameter of sleeve pipe (12).

3. The special environment-friendly device for the recycled plastic extrusion and wire drawing machine according to claim 1, which is characterized in that: gas collecting pipe (7) include half pipe one (26), half pipe two (27), hinge (28), protruding one (29), protruding two (30) and hasp (31), half pipe one (26) are through hinge (28) and half pipe two (27) swing joint, protruding one (29) are fixed respectively on half pipe two (27) and half pipe one (26) with protruding two (30), and protruding one (29) through with hasp (31) with protruding two (30) looks lock joint, half pipe one (26) and air duct two (6) fixed connection, a plurality of inlet ports (32) have been seted up to the bottom of half pipe two (27).

4. The special environment-friendly device for the recycled plastic extrusion and wire drawing machine according to claim 1, which is characterized in that: the stabilizing part comprises a slider (19), an optical axis (20) and a limiting plate (21), the slider (19) is embedded into the annular plate I (8), the slider (19) is slidably mounted on the optical axis (20), the bottom of the optical axis (20) is fixedly mounted on the annular plate II (9), and the limiting plate (21) is fixed to the top of the optical axis (20).

5. The special environment-friendly device for the recycled plastic extrusion and wire drawing machine according to claim 1, which is characterized in that: the supporting part includes bracing piece (22) and clamp (23), clamp (23) fixed mounting is on air duct (1), the bottom at clamp (23) is fixed in bracing piece (22), and the bottom fixed mounting of bracing piece (22) is on bottom plate (4).

6. The special environment-friendly device for the recycled plastic extrusion and wire drawing machine according to claim 1, which is characterized in that: the bottom fixed mounting of bottom plate (4) has backup pad (24), and four universal wheels (25) are installed to the bottom of backup pad (24), four universal wheels (25) are located four corners of backup pad (24) bottom respectively.

7. The environment-friendly device special for the recycled plastic extrusion-drawing machine according to claim 5, characterized in that: the balance arm is arranged on the outer side of the annular plate II, and one end of the balance arm is matched with the annular plate II through a ball joint; a first adjusting sleeve in sliding fit is arranged outside the supporting rod along the length direction, and the first adjusting sleeve is fixed with the supporting rod through a fastening bolt; a second adjusting sleeve is matched with the outer part of the balance arm along the length direction, and the second adjusting sleeve is fixed with the balance arm through a fastening bolt; the outer wall of the first adjusting sleeve is matched with the outer wall of the second adjusting sleeve through a ball joint; the balance arm is located one side that the second adjusting sleeve kept away from annular plate two is equipped with the third adjusting sleeve, the third adjusting sleeve pass through fastening bolt with the balance arm is fixed, and the third adjusting sleeve is equipped with the balancing weight.

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