CN101623900B

CN101623900B - Method capable of improving drying effect of plastic particles wholly and drying material bucket

Info

Publication number: CN101623900B
Application number: CN200910056479XA
Authority: CN
Inventors: 李驷龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-08-14
Filing date: 2009-08-14
Publication date: 2011-12-28
Anticipated expiration: 2029-08-14
Also published as: CN101623900A

Abstract

The invention relates to a drying material bucket capable of improving the drying effect of plastic particles wholly; the method is characterized in that a conical bottom cylinder and a bottom air supplying part of an air inlet ring channel are added at the bottom of the existing drying material bucket, wherein the conical bottom cylinder is provided with ventilating net holes and a central discharging port; the ventilating net hole and a peripheral upward air-feeding ring channel are added on a conical wall body at the bottom of the bucket; a conical heat dissipating hopper is equipped with a mounting bracket in a matching mode; the ventilating net holes are added on the upper conical wall body; and the top of the bucket body is added with a top convergence air discharging part of an air discharging collecting ring channel which is provided with a central feeding port and is communicated with an inner cavity air path in the bucket body, thus leading the entered hot air to be divided into flows upward to the peripheral area and flows forward, downward and upward to the central area in the air inlet ring channel, backward to the top air outlet collecting ring channel and to be discharged by a hot air outlet, and leading the plastic particles to enter the bottom of the material supplying device, the plastic particles positioned at the central area and the periphery of the central area of the bucket body and the plastic particles positioned at the top area of the bucket body to be capable of being dried by hot air, and realizing the whole improvement of drying effect of plastic particles.

Description

Can the whole dry charging basket that improves drying effect of plastic particles

Technical field

The present invention relates to the dry materials technical field, particularly a kind of being applicable in the plastic processing feeding system, the energy integral body that helps abundant dried feed improves the dry charging basket of drying effect of plastic particles.

Background technology

In the plastics manufacturing, because the degree of drying of plastic grain and the transparency of final products, color and luster purity, comprise bending, reverse, the mechanical property of elasticity, tension index, surrender degree etc. is closely related with the electrical characteristic that comprises insulating properties, conductivity etc., so send into injection machine at plastic grain, carry out drying before the extruder, Packing Machine or other plastics converting machine and be treated as a considerable link.

Comparison typical plastics particle drying equipment commonly used at present is shown in figure one, main body include be provided with charging aperture, discharging opening, hot blast import, on the hot-blast outlet of blower fan and the staving of observation window, be arranged on the endoceliac hot-blast conduit of bucket and be arranged on the hot-blast conduit end, by the upper taper wall body be provided with the taper heat radiation bucket that the lower taper wall body of ventilation mesh constitutes, last band and the feed opening feeding device of feeding mouth and external electric heat blower and the electrical control mechanism of linking to each other that continue.Described hot blast import and hot-blast outlet are separately positioned on the nearly upper portion side wall of staving.During work, hot-air from the electric heating air generator is fed through taper heat radiation bucket through the hot blast import by hot-blast conduit, again by the ventilation mesh on the taper heat radiation bucket lower taper wall body disperse towards periphery, drying lodges in the endoceliac plastic grain of bucket, after hot-blast outlet discharge.Owing to lodge in the plastic grain of taper heat radiation bucket upper taper wall body upper area, all be because difficult arrival of hot blast and can not efficient drying near the plastic grain of the plastic grain of the bottom section of feed opening and the nearly top area of staving, so exist hot blast limitation to be arranged generally at the endoceliac flow range of bucket, the hot blast flow distribution is inhomogeneous, the not high drawback of the weak effect of dry plastics particle and heat utilization ratio, consider from economy and point of view of practicability, all owe desirable.

Summary of the invention

The objective of the invention is to provide a kind of structure relatively rationally and when science, work in the staving chamber hot blast flow distribution even, can make the plastic grain that is accumulated obtain the dry charging basket of the energy integral body raising drying effect of plastic particles of comprehensive efficient drying in staving the chamber in.

The present invention can the whole dry charging basket that improves drying effect of plastic particles, main body include be with charging aperture, discharging opening, hot blast import, Last band blower fanThe staving of hot-blast outlet and observation window, be arranged in the staving chamber, by the upper taper wall body be provided with the taper heat radiation bucket that the lower taper wall body of ventilation mesh constitutes, the feeding device of last band feeding mouth, with external electric heat blower and electrical control mechanism, it is characterized in that: increase between the feeding mouth of the discharging opening of staving and feeding device be provided with one by on the shell of band hot blast import, be arranged in the outer shell cavity, integral body is provided with ventilation mesh A on the wall body, the conical bottom cylinder of top ends band center discharging opening is made of the bottom air feed spare of air intake circuit the space between conical bottom cylinder periphery and the outer casing inner wall; On the bucket end conus portion wall body of described staving, increase and be provided with ventilation mesh B and be equipped with the circuit of upwards blowing that communicates with air intake circuit gas circuit on the air feed spare of bottom in described bucket end conus portion wall body outer periphery; Described taper heat radiation bucket is fixedly installed on the mounting bracket of band mounting ring, and main body is made of top upper taper wall body and the interconnection of lower taper wall body that is provided with ventilation mesh C; Increase on the staving top be provided with by on band central feeding mouth, the air-out that is arranged on central feeding mouth periphery, communicates with the bowl inner chamber gas circuit by the ventilation mesh D on the lower shoe compiles circuit and is provided with top that the described housing of going up the hot-blast outlet of band blower fan the constitutes air-out part that confluxes.

Under confined state, the described top air-out part that confluxes is mounted on by interconnecting component on the tip position of staving, and described taper heat radiation bucket fixedly mounts on the bottom position that is arranged on staving simultaneously by mounting ring on the mounting bracket and described bottom air feed spare.

During work, hot-air from the electric heating air generator is sent into by the hot blast import, after entering the air intake circuit, a part of shunting upwards enters behind the circuit of upwards blowing under the swabbing action of hot-blast outlet blower fan, flow to vertically upward behind the ventilation mesh at the bottom of passing through barrel on the conus portion wall body and discharge by hot-blast outlet after air-out compiles circuit, another part passes through behind the centre that ventilation mesh shunting on the described conical bottom cylinder wall body enters the conical bottom cylinder and to enter the top in the taper heat radiation bucket back of flowing through under the swabbing action of hot-blast outlet blower fan along the staving central area vertically upward to the staving top and conflux and discharged by hot-blast outlet after the air-out of air-out part compiles circuit, the hot blast flow distribution is even in the staving chamber, make the plastic grain that is accumulated in the staving chamber, comprise being about to the outer bottom plastic particle that is fed into feeding device, be positioned at the plastic grain of staving central area and periphery, central area, the plastic grain that is positioned at the staving top area can both obtain comprehensive efficient drying.

The whole dry charging basket that improves drying effect of plastic particles of the present invention's energy based on above-mentioned design, owing on conus portion wall body at the bottom of the bucket, increase and be provided with ventilation mesh, the periphery is provided with the circuit of upwards blowing, between the feeding mouth of discharging opening at the bottom of the bucket and feeding device, increase to be provided with to have and import hot blast and shunt the bottom air feed spare of supplying with the hot blast function to central area, bucket chamber and outer peripheral areas simultaneously, on the upper taper wall body of taper heat radiation bucket, increase ventilation mesh is set, and be fixed in by mounting bracket on the center of lower middle of bowl inner chamber, make it to become up and down and ventilate, with reduction of speed, center of dispersal blanking function and delivery hot blast, guarantee the function of staving central area aeration-drying, by increase at the staving top be provided with air-out that band communicates with the bowl inner chamber gas circuit compile circuit and on be with the top of the hot-blast outlet of the blower fan air-out part that confluxes, can make and enter the endoceliac hot blast of bucket even unblockedly flowing in the regional extent that might accumulate plastic grain, make through its inner plastic grain 100% ground and obtain efficient drying, thereby help improving the rate of output of the plastic processing machinery supporting with it, the compliance rate of final products in the plastics manufacturing, reduce scrappage, increase economic efficiency and satisfied following more and more higher product processing quality requirement.Thereby the existing hot blast of plastic grain drying equipment that has effectively overcome prior art has limitation at the endoceliac flow range of bucket, the hot blast flow distribution is inhomogeneous, the not high drawback of the weak effect of dried feed and heat utilization ratio, has significant technical advance, very strong practicality and valuable market application foreground.

Description of drawings

Fig. 1 is the structural representation of prior art typical products related to the present invention;

Fig. 2 is the contour structures schematic diagram of the embodiment of the invention;

Fig. 3 is the internal structure schematic diagram of the embodiment of the invention;

Fig. 4 is the structural representation of taper heat radiation bucket in the embodiment of the invention;

Fig. 5 is that the structural representation of air-out part confluxes at the top in the embodiment of the invention.

Among the figure:

1. charging aperture 2. discharging openings 3. hot blast imports 4. hot-blast outlets 5. observation windows

6. staving 7. upper taper wall bodies 8. ventilation mesh 9. lower taper wall bodies

10. taper heat radiation bucket 11. feeding mouths 12. feeding devices 13. electric heating air generators

14. 15. shells, the 16. ventilation mesh A of electrical control mechanism, 17. center discharging openings

8. conus portion wall body at the bottom of 21. barrels of the conical bottom cylinder 19. air intake circuits 20. bottom air feed spares

Circuit 24. mounting rings 25. mounting brackets 22. ventilation mesh B 23. upwards blows

26. ventilation mesh C 27. central feeding mouths 28. lower shoes 29. ventilation mesh D

30. air-out compiles circuit 31. housings 32. tops air-out part 33. interconnecting components that conflux

The specific embodiment

The invention will be further described below in conjunction with accompanying drawing and exemplary embodiments.

In Fig. 1, comparison typical plastics particle drying equipment body at present commonly used include be provided with charging aperture 1, discharging opening 2, hot blast import 3, on the hot-blast outlet 4 of blower fan and the staving 6 of observation window 5, be arranged on the hot-blast conduit in staving 6 chambeies and be arranged on the hot-blast conduit end, by upper taper wall body 7 be provided with the taper heat radiation bucket 10 that the lower taper wall body 9 of ventilation mesh 8 constitutes, last band and feed opening 2 feeding device 12 of feeding mouth 11 and external electric heat blower 13 and the electrical control mechanism 14 of linking to each other that continue.Described hot blast import 3 and hot-blast outlet 4 are separately positioned on the staving 6 nearly upper portion side wall.During work, from the hot-air of electric heating air generator 13 through hot blast import 3 is fed through taper heat radiation bucket chamber by hot-blast conduit in, again by the ventilation mesh on the lower taper wall body 98 disperse towards periphery, drying lodges in the plastic grain in staving 6 chambeies, after hot-blast outlet discharge.Because lodge in the plastic grain of taper heat radiation bucket 10 upper taper wall bodies 7 upper areas, all can not efficient drying near the plastic grain of near the plastic grain of the bottom section the feed opening 2 and staving 6 near top area because hot blast difficulty stream reaches, so exist hot blast limitation to be arranged generally at the endoceliac flow range of bucket, the hot blast flow distribution is inhomogeneous, the drawback of the weak effect of dry plastics particle.

At Fig. 2, Fig. 3, among Fig. 4 and Fig. 5, the present invention can the whole dry charging basket main body that improves drying effect of plastic particles include band charging aperture 1, discharging opening 2, hot blast import 3, the hot-blast outlet 4 of last band blower fan and the staving 6 of observation window 5, be arranged in staving 6 chambeies, by upper taper wall body 7 be provided with the taper heat radiation bucket 10 that the lower taper wall body 9 of ventilation mesh 8 constitutes, the feeding device 12 of last band feeding mouth 11, with external electric heat blower 13 and electrical control mechanism 14, it is characterized in that: increase between the feeding mouth 11 of the discharging opening 2 of staving 6 and feeding device 12 be provided with one by on the shell 15 of band hot blast import 4, be arranged in shell 15 chambeies, integral body is provided with ventilation mesh A16 on the wall body, the conical bottom cylinder 18 of top ends band center discharging opening 17, the space by conical bottom cylinder 18 between peripheral and shell 15 inwalls constitutes the bottom air feed spare 20 of air intake circuit 19; On the bucket end conus portion wall body 21 of described staving 6, increase and be provided with ventilation mesh B22 and be equipped with the circuit 23 of upwards blowing that communicates with air intake circuit 19 gas circuits on the bottom air feed spare 20 in described bucket end conus portion wall body 21 outer periphery; Described taper heat radiation bucket 10 is fixedly installed on the mounting bracket 25 of band mounting ring 24, and main body is made of with lower taper wall body 9 interconnection that are provided with ventilation mesh 8 the top upper taper wall body 7 that is provided with ventilation mesh C26; Increase on staving 6 tops be provided with by on band central feeding mouth 27, the air-out that is arranged on central feeding mouth 27 peripheries, communicates with staving 6 inner chamber gas circuits by the ventilation mesh D29 on the lower shoe 28 compiles circuit 30 and is provided with top that the housing 31 of described hot-blast outlet 4 the constitutes air-out part 32 that confluxes.

Under confined state, the described top air-out part 32 that confluxes is mounted on by interconnecting component 33 on the tip position of staving 6, and described taper heat radiation bucket 10 fixedly mounts simultaneously by mounting ring on the mounting bracket 25 24 and described bottom air feed spare 20 and is arranged on the bottom position of staving 6.

During work, hot-air from electric heating air generator 13 is sent into by hot blast import 3, after entering air intake circuit 19, part shunting upwards enters upwards blows circuit 23 backs under the swabbing action of hot-blast outlet blower fan, flowing to air-out behind the ventilation mesh B22 at the bottom of passing through barrel on the conus portion wall body 21 vertically upward compiles circuit 30 backs and is discharged by hot-blast outlet 4, another part passes through behind the centre that ventilation mesh A16 shunting on described conical bottom cylinder 18 wall bodies enters conical bottom cylinder 18 in taper heat radiation bucket 10 backs of flowing through under the swabbing action of hot-blast outlet blower fan and to enter the conflux air-out of air-out part 32 of top along staving 6 central areas vertically upward to staving 6 tops and compile circuit 30 backs and discharged by hot-blast outlet 4, realizes comprising being about to the outer bottom plastic particle that is fed into feeding device 12, be positioned at the plastic grain of staving 6 central areas and periphery, central area, the plastic grain that is positioned at staving 6 top area can both obtain comprehensive efficient drying.

Claims

1. the whole dry charging basket that improves drying effect of plastic particles of an energy, main body include band charging aperture (1), discharging opening (2), hot blast import (3), on the hot-blast outlet (4) of blower fan and the staving (6) of observation window (5), be arranged in staving (6) chamber, by upper taper wall body (7) be provided with the taper heat radiation bucket (10) that the lower taper wall body (9) of ventilation mesh (8) constitutes, the feeding device (12) of last band feeding mouth (11), with external electric heat blower (13) and electrical control mechanism (14), it is characterized in that:

A. between the feeding mouth (11) of the discharging opening (2) of described staving (6) and feeding device (12), increase and be provided with a shell (15) by last band hot blast import (3), be arranged on the conical bottom cylinder (18) that integral body in shell (15) chamber, on the wall body is provided with ventilation mesh A (16), top ends band center discharging opening (17), by conical bottom cylinder (18) peripheral with shell (15) inwall between the bottom air feed spare (20) of space formation air intake circuit (19);

B. go up to increase at the bucket end conus portion wall body (21) of described staving (6) and be provided with ventilation mesh B (22) and be equipped with the circuit of upwards blowing (23) that communicates with air intake circuit (19) gas circuit on the bottom air feed spare (20) in described bucket end conus portion wall body (21) outer periphery;

C. described taper heat radiation bucket (10) is fixedly installed on the mounting bracket (25) of band mounting ring (24), and main body is by upper taper wall body (7) that is provided with ventilation mesh C (26) and the lower taper wall body (9) that is provided with ventilation mesh (8) formation that interconnects;

D. on staving (6) top, increase and be provided with by last band central feeding mouth (27), be arranged on top that central feeding mouth (27) air-out peripheral, that communicate with staving (6) inner chamber gas circuit by the ventilation mesh D (29) on the lower shoe (28) compiles circuit (30) and be provided with housing (31) formation of described hot-blast outlet (4) the air-out part (32) that confluxes;

E. the described top air-out part (32) that confluxes is mounted on the tip position of staving (6) by interconnecting component (33);

F. described taper heat radiation bucket (10) fixedly mounts simultaneously by mounting ring (24) on the mounting bracket (25) and described bottom air feed spare (20) and is arranged on the bottom position of staving (6);

When g. working, hot-air from electric heating air generator (13) is sent into by hot blast import (3), after entering air intake circuit (19), part shunting upwards enters upwards blows circuit (23) back under the swabbing action of hot-blast outlet blower fan, flowing to air-out behind the ventilation mesh B (22) at the bottom of passing through barrel on the conus portion wall body (21) vertically upward compiles circuit (30) back and is discharged by hot-blast outlet (4), another part passes through behind the centre that ventilation mesh A (16) shunting on described conical bottom cylinder (18) wall body enters conical bottom cylinder (18) in taper heat radiation bucket (10) back of flowing through under the swabbing action of hot-blast outlet blower fan and to enter the conflux air-out of air-out part (32) of top along staving (6) central area vertically upward to staving (6) top and compile circuit (30) back and discharged by hot-blast outlet (4), the hot blast flow distribution is even in the staving chamber, make the plastic grain that is accumulated in the staving chamber, comprise being about to the outer bottom plastic particle that is fed into feeding device (12), be positioned at the plastic grain of staving (6) central area and periphery, central area, the plastic grain that is positioned at staving (6) top area can both obtain comprehensive efficient drying.