CN210282863U

CN210282863U - Air drying device of plastic particle dehydration dryer

Info

Publication number: CN210282863U
Application number: CN201920951696.4U
Authority: CN
Inventors: 邹涛
Original assignee: Nanjing Norda Xinye Extrusion Equipment Co Ltd
Current assignee: Nanjing Norda Xinye Extrusion Equipment Co Ltd
Priority date: 2019-06-22
Filing date: 2019-06-22
Publication date: 2020-04-10
Anticipated expiration: 2029-06-22

Abstract

The utility model relates to an air-dry device of plastic granules dehydration drier uses in dehydration drier equipment field, and its technical scheme main points are: the centrifugal drying machine comprises a discharge pipe communicated with a drying machine main body, wherein a vertical feed delivery pipe is connected to the side wall of the main body through a cross frame, a discharge port of the discharge pipe is positioned above the feed delivery pipe, a plurality of material guide boxes which are arranged along the height direction of the feed delivery pipe and are distributed in a staggered manner are arranged on two opposite inner walls of the feed delivery pipe, one end of each material guide box extends downwards in an inclined manner, a plurality of through holes are formed in each material guide box, an air pipe is connected to the outer wall of the feed delivery pipe, one end of the air pipe is closed, an air nozzle communicated with each material guide box is arranged on the air pipe, a supporting plate is arranged on the; the advantages are that: through drying the residual water stain on the surface of the plastic particles, the influence on the quality of the plastic particles during storage is reduced.

Description

Air drying device of plastic particle dehydration dryer

Technical Field

The utility model belongs to the technical field of dehydration drier equipment and specifically relates to an air-dry device of plastic granules dehydration drier is related to.

Background

At present, the plastic processing industry commonly uses underwater pelleter to produce plastic granules, the material of molten state passes through the die head nib under the screw rod extrusion pressure effect under the high temperature, the bar material of extruding is cut into the granule with it by the cutter of hugging closely the high-speed rotation of die face, the cutter contact of eager grain is pressed close to the die face, the back is downcut to the granule, is thrown away from the cutter at the effect of centrifugal force promptly, and carry to the cooling water in, then carry to dewater in the drier along with the cooling water together, make water and granule separation.

Chinese patent with publication number CN207240587U discloses a plastic particle dewatering and spin-drying machine, which has the technical scheme that the plastic particle dewatering and spin-drying machine comprises a support frame, a main body fixed above the support frame, and a feeding mechanism and a discharging mechanism fixedly connected to the side wall of the main body; the discharging mechanism comprises a discharging pipe communicated with the spin dryer body and an air guide mechanism arranged on the discharging pipe, and the air guide mechanism comprises an air inlet pipe communicated with the discharging pipe, an impeller arranged in the air inlet pipe and a second motor driving the impeller to rotate.

However, in the actual production process, water stains still remain on the surfaces of the dehydrated plastic particles, and the plastic particles need to be stored under a dry condition, so that the quality of the plastic particles is easily affected when the plastic particles with the water stains are directly stored in the storage tank.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an air-dry device of plastic granules dehydration drier, its advantage is: through drying the residual water stain on the surface of the plastic particles, the influence on the quality of the plastic particles during storage is reduced.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides an air-dry device of plastic granules dehydration drier, includes the discharging pipe with the main part intercommunication of spin-dryer, be connected with vertical conveying pipeline through the crossbearer on the main part lateral wall, the discharge gate of discharging pipe is located the conveying pipeline top, be equipped with a plurality of guide box of arranging and staggered distribution along the conveying pipeline direction of height on the two relative inner walls of conveying pipeline, the one end slope downwardly extending of guide box all has seted up a plurality of through-holes on each guide box, be connected with the trachea on the conveying pipeline outer wall, tracheal one end is sealed, and is equipped with the air cock that is linked together with each guide box on the trachea, be equipped with the backup pad on the main part lateral wall, be equipped with the air-blower in the backup pad, the air outlet and the tracheal other end.

By adopting the technical scheme, an operator starts the blower, the airflow generated by the blower is input into each material guide box through the air pipe and then blown out from each through hole, when plastic particles fall on the first material guide box, the plastic particles are spread out and slide downwards onto the second material guide box, and the process is circulated until the plastic particles slide out from the last material guide box; utilize the air current that the through-hole blew out to weather the plastic granules who spreads out on the guide box, the crisscross guide box that distributes is increasing the contact of plastic granules and air and is weathering its successive layer, has improved the effect of weathering, has reduced the water stain on plastic granules surface and has remained, and then has reduced the influence to its quality when plastic granules stores.

The utility model discloses further set up to: the wall of the through hole is connected with two arc rods which are distributed in a crossed manner, and the crossed point of the two arc rods is positioned outside the orifice of the through hole.

By adopting the technical scheme, the arc rod blocks plastic particles from entering the through hole, so that the air flow of the through hole is kept smooth.

The utility model discloses further set up to: the lower end of the conveying pipe is connected with a bulk material hopper through a connecting rod.

Through adopting above-mentioned technical scheme, when plastic granules fell on the bulk cargo fill, the plastic granules was broken up and falls around along the bulk cargo fill by the bulk cargo fill for plastic granules fully contacts with the air and air-dries, has further reduced the remaining of water stain.

The utility model discloses further set up to: the bulk cargo bucket is characterized in that a support frame located below the bulk cargo bucket is arranged on the side wall of the main body, a fixed frame is connected in the support frame, a sieve plate is connected in the fixed frame in a sliding mode, a fan is arranged on the inner wall of the fixed frame, and the fan is located below the sieve plate.

By adopting the technical scheme, the plastic particles scattered by the bulk hopper fall on the sieve plate, the sieve plate filters the plastic particles, the plastic particles with the particle sizes not meeting the size requirement are intercepted, and the plastic particles penetrating through the sieve plate are scattered and blown dry by the fan, so that the dryness of the surfaces of the plastic particles is improved; meanwhile, the sieve plate is in sliding connection with the fixing frame, so that an operator can select the sieve plate matched with the actual particle size of the particles flexibly and conveniently.

The utility model discloses further set up to: the fixed frame is hinged to the supporting frame, the material box which is distributed relative to the sieve plate is arranged on the ground, a pushing cylinder is hinged to the side wall of the main body, and a piston rod of the pushing cylinder is hinged to the fixed frame.

Through adopting above-mentioned technical scheme, when the plastic granules that is not conform to the dimensional requirement accumulates when more on the sieve, the operator starts the top and pushes away the cylinder, promotes fixed frame upwards to rotate for the sieve is the tilt state, will not conform to the automatic pouring of required granule, convenient and fast.

The utility model discloses further set up to: the screen plate fixing frame is characterized in that a sliding groove for the screen plate to move is formed in the inner wall of the fixing frame, and an elastic cushion is arranged at the edge of the screen plate.

Through adopting above-mentioned technical scheme, the elastic force through the cushion has stabilized being connected of sieve and fixed frame.

The utility model discloses further set up to: the side wall of the conveying pipeline is connected with a plurality of hoops arranged along the air pipe through fastening screws, and the air pipe is located on the inner side of the hoops.

Through adopting above-mentioned technical scheme, the trachea is buckled on the conveying pipeline by the clamp, simple structure, simple to operate.

The utility model discloses further set up to: the improved structure of the feeding pipe is characterized in that an access hole is formed in the side wall of the feeding pipe, an end cover used for sealing the access hole is hinged to the feeding pipe, a bolt is connected to the end cover in a sliding mode, and a sleeve matched with the bolt is arranged on the side wall of the feeding pipe.

By adopting the technical scheme, the arranged access hole is convenient for an operator to maintain and arrange the interior of the conveying pipe; when the end cover is fixed, an operator only needs to slide the bolt to insert into the sleeve, and the method is simple and rapid.

To sum up, the utility model discloses a beneficial technological effect does:

1. the plastic particles are scattered through the material guide box, the scattering hopper and the sieve plate in sequence, so that the contact area between the plastic particles and air is increased, and meanwhile, the scattered plastic particles are dried by the air blower and the fan, so that the water stain residue on the surfaces of the plastic particles is reduced;

2. the sieve both makes the plastic granules dispersion, has played the filtration screening effect to plastic granules again, and fixed frame and top push cylinder's cooperation in addition empty unqualified plastic granules voluntarily, the flexibility is high.

Drawings

Fig. 1 is a schematic structural diagram of the present embodiment.

Fig. 2 is a schematic structural diagram of the guide box according to the embodiment.

Fig. 3 is an enlarged view of a in fig. 2.

Fig. 4 is a schematic structural view of the present embodiment for embodying the fixing frame and the screen panel.

FIG. 5 is a schematic structural view of the present embodiment for embodying an access opening and an end cover.

Fig. 6 is an enlarged view at B in fig. 5.

In the figure, 1, main body; 11. a discharge pipe; 2. a delivery pipe; 21. a cross frame; 22. a material guide box; 23. a through hole; 231. an arc rod; 24. an air tube; 241. an air tap; 25. a support plate; 26. a blower; 28. a bulk hopper; 281. a connecting rod; 3. a support frame; 31. a fixing frame; 32. a sieve plate; 33. a fan; 34. a material box; 35. a pushing cylinder; 36. a chute; 37. an elastic pad; 4. clamping a hoop; 41. fastening screws; 42. an access hole; 43. an end cap; 44. a bolt; 45. a sleeve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b): an air drying device of a plastic particle dehydration spin dryer is disclosed, as shown in figure 1 and figure 2, comprising a discharge pipe 11 communicated with a spin dryer main body 1, a material conveying pipe 2, a bulk material hopper 28, a support frame 3 and material boxes 34 which are sequentially distributed from top to bottom along the vertical direction, wherein the material conveying pipe 2 is connected on the side wall of the main body 1 through a cross frame 21, the material conveying pipe 2 is positioned below the discharge pipe 11, a plurality of material guiding boxes 22 which are arranged along the height direction of the material conveying pipe 2 and are distributed in a staggered way are arranged on two opposite inner walls of the material conveying pipe 2, one end of each material guiding box 22 far away from the connecting point with the material conveying pipe 2 extends obliquely downwards, a plurality of through holes 23 are arranged on each material guiding box 22, the through holes 23 are communicated with the interior of the material guiding boxes 22, an air pipe 24 is arranged on the outer wall of the material conveying pipe 2, a plurality of air nozzles 241 are arranged on the air pipe 24, the air nozzles 241 correspond, the lateral wall of the main body 1 is provided with a supporting plate 25, the supporting plate 25 is provided with an air blower 26, one end of the air pipe 24 is connected with an air outlet of the air blower 26, and the other end is sealed.

As shown in fig. 2, the hopper 28 is connected to the lower end of the feed conveyor pipe 2 by a connecting rod 281, and the apex of the hopper 28 faces the feed conveyor pipe 2.

As shown in fig. 4 and 6, the support frame 3 is disposed on the side wall of the main body 1, a fixing frame 31 is connected in the support frame 3, the fixing frame 31 is U-shaped and the opening deviates from the main body 1, a chute 36 is disposed on the inner wall of the fixing frame 31, a horizontal sieve plate 32 is slidably connected in the chute 36, the area of the sieve plate 32 is greater than the horizontal cross section of the conveying pipeline 2, an elastic pad 37 is disposed at the edge of the sieve plate 32, the elastic pad 37 is in an elastic deformation state, so that a mutual acting force exists between the walls of the sieve plate 32 and the chute 36, thereby limiting the movement of the sieve plate 32, a fan 33 is disposed on the inner wall of the fixing frame 31, the fan 33 is located below the sieve plate 32, the material box 34 is disposed.

The action process is as follows: starting the blower 26 and the fan 33, conveying airflow generated by the blower 26 into each material guide box 22 through the air pipe 24, then blowing the airflow out of each through hole 23, outputting plastic particles dehydrated by the dehydration dryer from the discharge pipe 11 and dropping the plastic particles into the material conveying pipe 2; when the plastic particles fall on the first material guide box 22, the plastic particles are spread and slide down along the first material guide box 22, then fall onto the second material guide box 22, and fall in a reciprocating manner until the plastic particles slide out of the material conveying pipe 2 from the last material guide box 22; the plastic particles falling from the lower end of the material conveying pipe 2 fall onto the material dispersing hopper 28, fall onto the sieve plate 32 after being scattered by the material dispersing hopper 28, the sieve plate 32 filters the plastic particles, the plastic particles with qualified particle sizes pass through holes in the sieve plate 32 and then fall into the material box 34 after being blown by the fan 33, and the plastic particles with unqualified particle sizes are intercepted on the sieve plate 32, so that the finished product quality of the plastic particles is improved.

When the plastic particles are spread on the material guide plate, the contact area between the plastic particles and the air is increased, and the plastic particles are disturbed by the airflow, so that the falling speed of the plastic particles is slowed down when the plastic particles are dried, and the residence time of the plastic particles in the air is ensured; the plastic particles are again broken up as they pass through the breaker hopper 28; when passing through the sieve plate 32, the plastic particles are separated one by the holes of the sieve plate 32 and blown by the fan 33; therefore, the plastic particles are scattered and dried for many times in the process of falling into the material box 34, the air drying effect on the plastic particles is enhanced, the water stain residues on the surfaces of the plastic particles are reduced, and the quality of the plastic particles in storage is improved.

As shown in fig. 3, the wall of the through hole 23 is connected with two arc rods 231 distributed in a crossed manner, the cross point of the two arc rods 231 is located outside the opening of the through hole 23, and when plastic particles slide down along the material guiding box 22, the arc rods 231 prevent the plastic particles from falling into the through hole 23, thereby ensuring the smooth air flow at the through hole 23.

As shown in fig. 4, the fixing frame 31 is hinged to the supporting frame 3, the side wall of the main body 1 is hinged to the pushing cylinder 35, the pushing cylinder 35 is located between the fixing frame 31 and the material box 34, and a piston rod of the pushing cylinder 35 is hinged to the fixing frame 31, when too many unqualified plastic particles are accumulated on the sieve plate 32, the pushing cylinder 35 is started to drive the piston rod of the pushing cylinder 35 to extend, the fixing frame 31 is pushed to rotate to an inclined state, and therefore the unqualified plastic particles on the sieve plate 32 are poured out conveniently and quickly.

As shown in fig. 3, the side wall of the feed delivery pipe 2 is connected with a plurality of hoops 4 arranged along the air pipe 24 through fastening screws 41, the air pipe 24 is positioned at the inner side of the hoops 4 and fastened on the feed delivery pipe 2 by the hoops 4, and the installation or the disassembly is convenient; as shown in FIG. 5, an access opening 42 is provided on the side wall of the feed delivery pipe 2, so that an operator can clean and maintain the components in the feed delivery pipe 2 regularly, an end cover 43 for closing the access opening 42 is hinged on the feed delivery pipe 2, a bolt 44 is connected on the end cover 43 in a sliding manner, a sleeve 45 matched with the bolt 44 is provided on the side wall of the feed delivery pipe 2, and the operator can limit the rotation of the end cover 43 by inserting the sliding bolt 44 into the sleeve 45, which is simple and fast.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an air-dry device of plastic granules dehydration drier, includes discharging pipe (11) with drier main part (1) intercommunication, its characterized in that: the side wall of the main body (1) is connected with a vertical material conveying pipe (2) through a transverse frame (21), the discharge hole of the discharge pipe (11) is positioned above the material conveying pipe (2), a plurality of material guiding boxes (22) which are arranged along the height direction of the material conveying pipe (2) and are distributed in a staggered way are arranged on two opposite inner walls of the material conveying pipe (2), one end of the material guide box (22) extends downwards in an inclined way, a plurality of through holes (23) are arranged on each material guide box (22), an air pipe (24) is connected on the outer wall of the material conveying pipe (2), one end of the air pipe (24) is sealed, and the air pipe (24) is provided with air nozzles (241) communicated with the material guide boxes (22), a supporting plate (25) is arranged on the side wall of the main body (1), an air blower (26) is arranged on the supporting plate (25), the air outlet of the blower (26) is connected with the other end of the air pipe (24).

2. An air drying device of a plastic particle dewatering and drying machine according to claim 1, characterized in that: the hole wall of the through hole (23) is connected with two arc rods (231) which are distributed in a crossed manner, and the crossed point of the two arc rods (231) is positioned outside the hole opening of the through hole (23).

3. An air drying device of a plastic particle dewatering and drying machine according to claim 1, characterized in that: the lower end of the material conveying pipe (2) is connected with a bulk material hopper (28) through a connecting rod (281).

4. An air drying device of a plastic particle dewatering and drying machine according to claim 3, characterized in that: be equipped with on main part (1) lateral wall and be located support frame (3) of bulk cargo fill (28) below, there are fixed frame (31) in support frame (3), sliding connection has sieve (32) in fixed frame (31), be equipped with fan (33) on fixed frame (31) inner wall, fan (33) are located sieve (32) below.

5. An air drying device of a plastic particle dewatering and drying machine according to claim 4, characterized in that: fixed frame (31) are articulated with support frame (3), subaerial material box (34) that are equipped with and sieve (32) relative distribution, it pushes away cylinder (35) to articulate on main part (1) lateral wall, the piston rod that pushes away cylinder (35) is articulated with fixed frame (31).

6. An air drying device of a plastic particle dewatering and drying machine according to claim 4, characterized in that: the inner wall of the fixed frame (31) is provided with a sliding chute (36) for the sieve plate (32) to move, and the edge of the sieve plate (32) is provided with an elastic cushion (37).

7. An air drying device of a plastic particle dewatering and drying machine according to claim 1, characterized in that: the side wall of the conveying pipeline (2) is connected with a plurality of clamps (4) which are arranged along the air pipe (24) through fastening screws (41), and the air pipe (24) is located on the inner side of the clamps (4).

8. An air drying device of a plastic particle dewatering and drying machine according to claim 1, characterized in that: the utility model discloses a material conveying pipe, including conveying pipeline (2), has seted up access hole (42) on the conveying pipeline (2) lateral wall, conveying pipeline (2) articulate has end cover (43) that are used for sealing access hole (42), sliding connection has bolt (44) on end cover (43), be equipped with on conveying pipeline (2) lateral wall with bolt (44) matched with sleeve (45).