CN219988423U

CN219988423U - Cooling device is used in plastic granules production

Info

Publication number: CN219988423U
Application number: CN202321322030.5U
Authority: CN
Inventors: 毕宝正; 胡福立
Original assignee: Qingdao Kejia New Material Co ltd
Current assignee: Qingdao Kejia New Material Co ltd
Priority date: 2023-05-29
Filing date: 2023-05-29
Publication date: 2023-11-10
Anticipated expiration: 2033-05-29

Abstract

The utility model provides a cooling device for plastic particle production, and relates to the field of plastic particles. The cooling device for plastic particle production comprises a cooling box, through holes are formed in the front side and the rear side of the cooling box below a central line, a feed inlet is connected and communicated with the left side upper part of the cooling box, a discharge hole is formed in the upper part of the right end of the front side of the cooling box, and the outer surface of the discharge hole is connected and communicated with a chute. This cooling device is used in plastic granules production extrudees the inside of feed inlet with plastic granules, drives the rotor plate through step motor and rotates, and then can draw in plastic granules in the cavity between two rotor plates to in rotatory in-process with plastic granules submergence completely in the cooling water, thereby can improve cooling efficiency, continue to rotate to discharge gate department, can follow the discharge gate through the rotor plate that the air-blower inboard blast and slope set up and discharge, solved the insufficient problem of plastic granules and coolant liquid contact among the prior art.

Description

Cooling device is used in plastic granules production

Technical Field

The utility model relates to the technical field of plastic particles, in particular to a cooling device for plastic particle production.

Background

The regenerated plastic particles have wide application space. In daily life, the regenerated particles can be used for manufacturing various plastic bags, barrels, basins, toys, furniture, stationery and other living appliances and various plastic products. In the clothing industry, the product can be used for manufacturing clothing, ties, buttons and zippers. In the aspect of building materials, the derivative plastic-wood section of the recycled plastic particles is used for manufacturing various building components, plastic doors and windows and the like.

The surface temperature of the plastic particles after extrusion is high, so that the adhesion is easy to generate, the existing plastic particle water cooling device usually adopts a water tank, the plastic particles float on the surface of cooling water, and the surface above the liquid level is not cooled quickly, so that a cooling device capable of completely immersing the plastic particles in the water is needed.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a cooling device for plastic particle production, which solves the problems in the background art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a cooling device is used in plastic granules production, includes the cooling tank, the through hole has been seted up to the below that both sides lie in the central line around the cooling tank, the left side top of cooling tank is connected and is link up and has had the feed inlet, the discharge gate has been seted up to the front side right-hand member top of cooling tank, the surface connection of discharge gate has been link up and has had the swift current groove, the rear side right-hand member top of cooling tank is connected and has been link up the air-blower connecting pipe, the middle part of cooling tank rotates and is connected with the rotation axis, the rotation axis lies in the inside surface fixed mounting of cooling tank and has the rotor plate, the sieve mesh has been seted up on the surface of rotor plate, the rotation axis runs through the cooling tank, the one end fixed mounting that the rotation axis lies in the cooling tank outside has stepper motor, stepper motor's surface fixed sleeve has the support frame, the below of cooling tank is provided with the cooling circulation box, the both sides of cooling circulation box are connected and have been link up the honeycomb duct, the honeycomb duct is connected and link up with the cooling tank, the honeycomb duct is at the outer lane of seting up the through hole, the inside part of cooling circulation box is cooling cavity and reflow cavity, cooling cavity and reflow cavity are connected and link up, the inside fixed mounting of cooling cavity has the center pin, the center pin in the inside of reflow cavity, the center pin is rotated inside the center pin that is connected inside the reflow cavity.

Preferably, the diameter of the sieve holes is smaller than the diameter of the plastic particles, and the gap between the edge of the rotating plate and the inner wall of the cooling box is smaller than the diameter of the plastic particles.

Preferably, the highest liquid level of the cooling liquid is below the central line of the rotating shaft, and the feeding port is above the central line of the rotating shaft.

Preferably, the cooling plate is bent into a continuous Z shape, and the top end and the bottom end of the cooling plate are fixedly connected with the cooling circulation box.

Preferably, the rotating plate is obliquely arranged, and one end of the rotating plate, which is far away from the discharge hole, is higher than one end, which is close to the feed hole.

Preferably, one side of the chute and the guide pipe, which are close to each other, is inwards bent into a groove, and the diameter of the groove is the same as that of the rotating shaft.

The utility model has the following beneficial effects:

1. this cooling device is used in plastic granules production extrudees the inside of feed inlet with plastic granules, drives the rotor plate through step motor and rotates, and then can draw in plastic granules in the cavity between two rotor plates to in rotatory in-process with plastic granules submergence completely in the cooling water, thereby can improve cooling efficiency, continue to rotate to discharge gate department, can follow the discharge gate through the rotor plate that the air-blower inboard blast and slope set up and discharge, solved the insufficient problem of plastic granules and coolant liquid contact among the prior art.

2. This cooling device is used in plastic granules production, the liquid level peak point of coolant liquid is located below the central line of rotation axis, and the feed inlet is located the central line top of rotation axis, can avoid plastic granules to float to the outside from the feed inlet through this kind of setting.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a cooling box according to the present utility model;

FIG. 3 is a schematic view of a rotary shaft connection according to the present utility model;

FIG. 4 is a schematic diagram of a cooling circulation box of the present utility model.

The cooling device comprises a cooling box-1, a through hole-2, a feed inlet-3, a discharge outlet-4, a chute-5, a blower connecting pipe-6, a rotating shaft-7, a rotating plate-8, a sieve hole-9, a stepping motor-10, a supporting frame-11, a cooling circulation box-12, a flow guide pipe-13, a cooling cavity-14, a reflux cavity-15, a cooling plate-16, a central shaft-17, a flow guide plate-18 and a driving motor-19.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model provides a cooling device for plastic particle production, which comprises:

1-4, including cooling tank 1, pass through hole 2 has been seted up to the below that both sides lie in the central line around cooling tank 1, the left side top of cooling tank 1 is connected and is link up there is feed inlet 3, discharge gate 4 has been seted up to the front side right-hand member top of cooling tank 1, the surface of discharge gate 4 is connected and is link up there is chute 5, the rear side right-hand member top of cooling tank 1 is connected and is link up there is blower connecting pipe 6, the middle part rotation of cooling tank 1 is connected with rotation axis 7, the liquid level highest point of coolant liquid is located below the central line of rotation axis 7, feed inlet 3 is located the central line top of rotation axis 7, can avoid plastics granule to float the outside from feed inlet 3 through this setting.

The rotation axis 7 is located the inside surface fixed mounting of cooling tank 1 and has rotor plate 8, and rotor plate 8 slope setting, and the one end that rotor plate 8 kept away from discharge gate 4 is higher than the one end that is close to feed inlet 3, can help the plastic granules to discharge through such setting.

The diameter of the sieve holes 9 is smaller than the diameter of the plastic particles, and the gap between the edge of the rotating plate 8 and the inner wall of the cooling box 1 is smaller than the diameter of the plastic particles. By this arrangement it can be ensured that the rotating plate 8 brings the plastic particles into the water.

The sieve mesh 9 has been seted up on the surface of rotor plate 8, rotor shaft 7 runs through cooling tank 1, the one end fixed mounting that rotor shaft 7 is located the cooling tank 1 outside has step motor 10, step motor 10's external surface fixed sleeve has support frame 11, the below of cooling tank 1 is provided with cooling circulation case 12, cooling circulation case 12's both sides are connected and are link up honeycomb duct 13, chute 5 and honeycomb duct 13 are inwards bent into the recess in one side that is close to each other, the diameter of recess is the same with the diameter of rotor shaft 7, can carry out spacing to rotor shaft 7 through such setting.

The honeycomb duct 13 is connected and link up with cooling tank 1, and the honeycomb duct 13 cup joints the outer lane of seting up perforating hole 2, and the inside of cooling circulation case 12 is cooling chamber 14 and backward flow chamber 15, and cooling chamber 14 and backward flow chamber 15 are connected and link up, and the inside fixed mounting of cooling chamber 14 has cooling plate 16, and cooling plate 16 is bent into continuous "Z" font, and cooling plate 16's top and bottom and cooling circulation case 12 fixed connection can improve heat exchange efficiency through such setting with cooling plate 16's area of contact improvement.

The inside center rotation of backward flow chamber 15 is connected with center pin 17, and the surface that center pin 17 is located backward flow chamber 15 inside is fixed mounting has guide plate 18, and guide plate 18 rotates the inside of connecting at backward flow chamber 15, and the one end that center pin 17 is located the cooling tank 1 outside is fixed mounting has driving motor 19.

When using, extrude the inside of feed inlet 3 with plastic granules, drive rotor plate 8 rotation through step motor 10, and then can draw in the plastic granules in the cavity between two rotor plates 8 to in rotatory in-process with plastic granules submergence completely in the cooling water, thereby can improve cooling efficiency, continue to rotate to discharge gate 4 department, rotor plate 8 that sets up through the inboard blast air of air-blower and slope can follow discharge gate 4, the cooling liquid cools down through cooling plate 16 in the cooling circulation box 12, and realize circulation through guide plate 18.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cooling device is used in plastic granules production, includes cooling box (1), its characterized in that: the front side and the rear side of the cooling box (1) are provided with through holes (2) below the central line, the upper left side of the cooling box (1) is connected with and communicated with a feed inlet (3), the upper right end of the front side of the cooling box (1) is provided with a discharge hole (4), the outer surface of the discharge hole (4) is connected with and communicated with a chute (5), and the upper right end of the rear side of the cooling box (1) is connected with and communicated with a blower connecting pipe (6);

the middle part of the cooling box (1) is rotationally connected with a rotating shaft (7), a rotating plate (8) is fixedly arranged on the outer surface of the rotating shaft (7) positioned inside the cooling box (1), sieve holes (9) are formed in the surface of the rotating plate (8), the rotating shaft (7) penetrates through the cooling box (1), a stepping motor (10) is fixedly arranged at one end of the rotating shaft (7) positioned outside the cooling box (1), and a supporting frame (11) is fixedly sleeved on the outer surface of the stepping motor (10);

the cooling circulation box is characterized in that a cooling circulation box (12) is arranged below the cooling circulation box (1), two sides of the cooling circulation box (12) are connected and communicated with a guide pipe (13), the guide pipe (13) is connected and communicated with the cooling box (1), the guide pipe (13) is sleeved on an outer ring provided with a through hole (2), the inner part of the cooling circulation box (12) is a cooling cavity (14) and a backflow cavity (15), the cooling cavity (14) is connected and communicated with the backflow cavity (15), a cooling plate (16) is fixedly arranged in the cooling cavity (14), a central shaft (17) is rotatably connected to the inner center of the backflow cavity (15), a guide plate (18) is fixedly arranged on the outer surface of the central shaft (17) inside the backflow cavity (15), and a driving motor (19) is fixedly arranged at one end of the central shaft (17) outside the cooling box (1).

2. A cooling device for plastic particle production according to claim 1, characterized in that: the diameter of the sieve holes (9) is smaller than that of the plastic particles, and the gap between the edge of the rotating plate (8) and the inner wall of the cooling box (1) is smaller than that of the plastic particles.

3. A cooling device for plastic particle production according to claim 1, characterized in that: the highest point of the liquid level of the cooling liquid is positioned below the central line of the rotating shaft (7), and the feeding port (3) is positioned above the central line of the rotating shaft (7).

4. A cooling device for plastic particle production according to claim 1, characterized in that: the cooling plate (16) is bent into a continuous Z shape, and the top end and the bottom end of the cooling plate (16) are fixedly connected with the cooling circulation box (12).

5. A cooling device for plastic particle production according to claim 1, characterized in that: the rotary plate (8) is obliquely arranged, and one end of the rotary plate (8) far away from the discharge port (4) is higher than one end close to the feed port (3).

6. A cooling device for plastic particle production according to claim 1, characterized in that: the chute (5) and the guide pipe (13) are inwards bent to form a groove at one side close to each other, and the diameter of the groove is the same as that of the rotating shaft (7).