Multi-layer cooling device for plastic particle production

By designing a multi-layer cooling device, using components such as press rollers, guide rollers and water pumps for water cooling and heat dissipation, and combining air pumps and spring buffering, the problem of single-layer cooling device occupying a large area and easy to break in plastic lines is solved, achieving efficient cooling and Space-saving effect.

CN222328992UActive Publication Date: 2025-01-10苏州宝乾新材料科技有限公司
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Patent Information

Application Number
CN202420819016.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-19
Publication Date
2025-01-10
Estimated Expiration
2034-04-19

AI Technical Summary

Technical Problem

The heat dissipation device of the existing plastic pellet production device is a single layer, which covers a large area and is difficult to effectively cool down, resulting in the plastic wire being easily broken during cooling.

Method used

A multi-layer cooling device is designed, including a water tank, a guide part and a buffer part. It uses a press roller, a guide roll, a water pump and a U-shaped water pipe for water cooling and cooling, and blows water droplets through the air pump and the U-shaped air pipe, combining springs and slide rods. Buffer to ensure that the plastic wires cool down repeatedly in a limited space and avoid breaking.

Benefits of technology

It achieves efficient cooling in a limited space, saves space, and avoids the plastic wire being pulled out through a buffering mechanism, improving production efficiency and product quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of plastic particle production, and discloses a multi-layer cooling device for plastic particle production, which comprises a water tank, four mounting brackets are fixedly connected to the top surface of the water tank, a cooling device is arranged above the water tank, and the cooling device comprises a guide part; and the guide part comprises a first rotating shaft, a second rotating shaft, a pressing roller, a guide roller, a water pump and a U-shaped water pipe. According to the multi-layer cooling device for plastic particle production, by arranging a first rotating shaft, a pressing roller, a U-shaped water pipe, a guide roller, a second rotating shaft and a water pump, a plastic wire is guided into the water tank through the pressing roller and the plastic wire, water cooling heat dissipation is conducted on the plastic wire, the plastic wire is guided through the guide roller, the plastic wire is arranged above the water tank in a reciprocating mode, and the water pump is started; the water body penetrates through the U-shaped water pipe and is sprayed out from the spray head to cool the plastic wire above the water tank, so that the plastic wire can be repeatedly cooled by utilizing a limited occupied area, and the space is saved.
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Description

Technical Field

[0001] The utility model relates to the technical field of plastic particle production, in particular to a multi-layer cooling device for plastic particle production. Background Art

[0002] Plastic particles refer to granular plastics, which are generally divided into more than 200 types and subdivided into thousands of types. Common plastic particles include general-purpose plastics, engineering plastics, special plastics, and general-purpose plastics: polypropylene, polyethylene, polyvinyl chloride, polystyrene, polyester, polyurethane, etc.

[0003] In the prior art, when producing plastic particles, an extruder is used to extrude the raw materials to form plastic threads, which are then cooled by water to give the plastic threads a certain hardness and brittleness. Mechanical equipment is then used to crush the plastic threads to form plastic particles, which can then be packaged and sold after being screened.

[0004] However, there are still the following disadvantages: when the device cools the plastic wire, the plastic wire is cooled by sinking it into the water, but the heat dissipation device is generally a single-layer setting, and the device occupies a large area. Therefore, we propose a multi-layer cooling device for plastic granule production to solve this problem. Utility Model Content

[0005] The purpose of the utility model is to provide a multi-layer cooling device for producing plastic particles to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a multi-layer cooling device for plastic granule production, comprising a water tank, four mounting brackets are fixedly connected to the top surface of the water tank, a cooling device is arranged above the water tank, and the cooling device comprises a guide portion;

[0007] The guide part includes a first rotating shaft, a second rotating shaft, a pressure roller, a guide roller, a water pump and a U-shaped water pipe. The pressure roller is rotatably sleeved on the outer surface of the first rotating shaft through a first bearing, and the guide roller is rotatably sleeved on the outer surface of the second rotating shaft through a second bearing. Four guide rollers and four pressure rollers are provided;

[0008] A buffer portion is provided above the water tank;

[0009] The buffer part includes a slide rod, a first spring, a second spring and a T-shaped slider. The inner wall of the water tank is provided with a T-shaped slide groove. The T-shaped slider is arranged inside the T-shaped slide groove. The outer surface of the T-shaped slider is slidably connected to the inner wall of the T-shaped slide groove. The outer surface of the bracket is provided with a first slide groove. The outer surface of the slide rod is slidably sleeved with two sliders.

[0010] A further improvement is that the pressure roller is arranged inside the water tank, the outer surface of the first rotating shaft is fixedly connected to the outer surface of the T-shaped slider, and by arranging the pressure roller, the plastic wire is guided to the inside of the water tank to dissipate the heat of the plastic wire.

[0011] A further improvement is that the front of the water pump is fixedly connected to the back of the water tank, the front of the water pump water inlet pipe is fixedly connected to the back of the water tank, the front of the water pump water outlet pipe is fixedly connected to the back of the U-shaped water pipe, and a nozzle is fixedly connected to the outer surface of the U-shaped water pipe. By setting a water pump and a U-shaped water pipe, the water pump is started, water passes through the U-shaped water pipe, and water is sprayed out from the nozzle.

[0012] A further improvement is that the outer surface of the slide rod is fixedly connected to the inner wall of the first slide groove, and the outer surface of the second rotating shaft is fixedly connected to the outer surface of the slider. By providing a guide roller, it is convenient to fold the plastic line back and forth above the water tank, thereby reducing the footprint.

[0013] A further improvement is that the second spring is sleeved on the outside of the slide rod, the upper and lower ends of the second spring are fixedly connected to the outer surface of the slider, the bottom end of the first spring is fixedly connected to the top surface of the T-shaped slider, and the top end of the first spring is fixedly connected to the inner wall of the T-shaped slide groove. By arranging the first spring and the second spring, the plastic wire is buffered to prevent the plastic wire from being broken.

[0014] A further improvement is that an air pump is fixedly connected to the top surface of the water tank, a U-shaped air pipe is fixedly connected to the front of the air pump outlet pipe, a through hole is opened on the outer surface of the U-shaped air pipe, and the air pump and the U-shaped air pipe are arranged and the air pump is started to blow the water on the plastic line off.

[0015] A further improvement is that the end faces of the two right-side brackets that are close to each other are each provided with a second slide groove, a screw is arranged inside the second slide groove, the outer surface of the top end of the screw passes through the inside of the second slide groove of the third bearing rotating tube and extends to the top of the second bracket, and a pressure rod is provided on the threaded sleeve of the outer surface of the two screws. By setting the screw and the pressure rod, the screw is rotated to move the pressure rod downward to position the right end of the plastic line.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the multi-layer cooling device for producing plastic particles is provided with a first rotating shaft, a pressure roller, a U-shaped water pipe, a guide roller, a second rotating shaft and a water pump. The device uses the pressure roller to guide the plastic wire into the water tank to perform water cooling and heat dissipation on the plastic wire, and uses the guide roller to guide the plastic wire so that the plastic wire is reciprocated above the water tank. The water pump is started to allow water to pass through the U-shaped water pipe and spray out from the nozzle to cool the plastic wire above the water tank, so that the device can use a limited floor space to repeatedly cool the plastic wire and save space; by providing a T-shaped slider, a first spring, a slide bar, a second spring and a first slider, when the tension at the right end of the plastic wire is large, the plastic wire pulls the guide roller and the pressure roller to move, shortens the first spring and the second spring, buffers the plastic wire, and prevents the plastic wire from being broken; by providing an air pump and a U-shaped air pipe, the air pump is started to allow gas to pass through the U-shaped air pipe to blow off the water on the plastic wire. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 It is a rear schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 3 This is a sectional view of the three-dimensional structure of the utility model;

[0020] Figure 4 for Figure 3 A magnified view of the structure at center;

[0021] Figure 5 It is a left side sectional view of the three-dimensional structure of the utility model.

[0022] In the figure: 1 water tank, 2 mounting bracket, 3 cooling device, 31 buffer part, 32 guide part, 311 T-type slider, 312 first spring, 313 slide bar, 314 second spring, 315 first slider, 321 first rotating shaft, 322 pressure roller, 323 U-type water pipe, 325 guide roller, 326 second rotating shaft, 327 water pump, 328 air pump, 329 U-type air pipe, 301 pressure plate, 303 screw. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5The utility model provides a technical solution: a multi-layer cooling device for plastic granule production, comprising a water tank 1, four mounting brackets 2 are fixedly connected to the top surface of the water tank 1, a cooling device 3 is arranged above the water tank 1, and the cooling device 3 includes a guide portion 32;

[0025] The guide part 32 includes a first rotating shaft 321, a second rotating shaft 326, a pressure roller 322, a guide roller 325, a water pump 327 and a U-shaped water pipe 323. The pressure roller 322 is rotatably sleeved on the outer surface of the first rotating shaft 321 through a first bearing, and the guide roller 325 is rotatably sleeved on the outer surface of the second rotating shaft 326 through a second bearing. There are four guide rollers 325 and four pressure rollers 322. The pressure roller 322 is arranged inside the water tank 1. The outer surface of the first rotating shaft 321 is fixedly connected to the outer surface of the T-shaped slider 311, the outer surface of the slide bar 313 is fixedly connected to the inner wall of the first slide groove, and the outer surface of the second rotating shaft 326 is fixedly connected to the outer surface of the slider 315.

[0026] The front of the water pump 327 is fixedly connected to the back of the water tank 1, the front of the water inlet pipe of the water pump 327 is fixedly connected to the back of the water tank 1, the front of the water outlet pipe of the water pump 327 is fixedly connected to the back of the U-shaped water pipe 323, and the outer surface of the U-shaped water pipe 323 is fixedly connected with a nozzle. By setting the first rotating shaft 321, the pressure roller 322, the U-shaped water pipe 323, the guide roller 325, the second rotating shaft 326 and the water pump 327, the device uses the pressure roller 322 to introduce the plastic wire into the water tank 1, and water-cools the plastic wire. The guide roller 325 is used to guide the plastic wire so that the plastic wire is reciprocated above the water tank 1, and the water pump 327 is started to make the water pass through the U-shaped water pipe 323, so that the water is sprayed from the nozzle to cool the plastic wire above the water tank 1, so that the device can use the limited floor space to repeatedly cool the plastic wire and save space.

[0027] The top surface of the water tank 1 is fixedly connected with an air pump 328, and the front of the air outlet pipe of the air pump 328 is fixedly connected with a U-shaped air pipe 329, and the outer surface of the U-shaped air pipe 329 is provided with a through hole. By arranging the air pump 328 and the U-shaped air pipe 329 and starting the air pump 328, the gas passes through the U-shaped air pipe 329 to blow the water off the plastic line;

[0028] A buffer portion 31 is provided above the water tank 1;

[0029] The buffer part 31 includes a slide bar 313, a first spring 312, a second spring 314 and a T-shaped slide block 311. A T-shaped slide groove is provided on the inner wall of the water tank 1. The T-shaped slide block 311 is arranged inside the T-shaped slide groove. The outer surface of the T-shaped slide block 311 is slidably connected with the inner wall of the T-shaped slide groove. A first slide groove is provided on the outer surface of the bracket 2. Two slide blocks 315 are slidably sleeved on the outer surface of the slide bar 313.

[0030] The second spring 314 is sleeved on the outside of the slide bar 313, and the upper and lower ends of the second spring 314 are fixedly connected to the outer surface of the slider 315, the bottom end of the first spring 312 is fixedly connected to the top surface of the T-shaped slider 311, and the top end of the first spring 312 is fixedly connected to the inner wall of the T-shaped slide groove. By arranging the T-shaped slider 311, the first spring 312, the slide bar 313, the second spring 314 and the first slider 315, when the tension at the right end of the plastic wire is large, the plastic wire pulls the guide roller 325 and the pressure roller 322 to move, so that the first spring 312 and the second spring 314 are shortened, and the plastic wire is buffered to prevent the plastic wire from being broken;

[0031] The end faces of the two right brackets 2 on the adjacent sides are each provided with a second slide groove, a screw 303 is arranged inside the second slide groove, the outer surface of the top end of the screw 303 passes through the inside of the second slide groove of the third bearing rotating tube and extends to the top of the second bracket 2, and a pressure rod 301 is threadedly sleeved on the outer surface of the two screws 303.

[0032] When in use, install the plastic line on the device from left to right, start the water pump 327, the water pump 327 sucks out the inside of the water tank 1, allows the water to pass through the U-shaped water guide pipe 323, and allows the water to be sprayed out through the nozzle, so that the water falls on the outer surface of the plastic line and then falls into the inside of the water tank 1, start the air pump 328, the air pump 328 introduces gas into the U-shaped air guide pipe 329, the air guide pipe 329 sprays gas, and the gas blows off the water droplets on the plastic line. When the right end of the plastic line is larger, the plastic line pulls the left guide roller 325 to move, so that the two left guide rollers 325 are close to each other, and the two right guide rollers 325 are close to each other. The plastic line pulls the pressure roller 322 to move upward, so that the first spring 312 is shortened.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-layer cooling device for producing plastic particles, comprising a water tank (1), characterized in that: Four mounting brackets (2) are fixedly connected to the top surface of the water tank (1); a cooling device (3) is arranged above the water tank (1); the cooling device (3) comprises a guide portion (32); The guide portion (32) comprises a first rotating shaft (321), a second rotating shaft (326), a pressure roller (322), a guide roller (325), a water pump (327) and a U-shaped water pipe (323); the pressure roller (322) is rotatably sleeved on the outer surface of the first rotating shaft (321) via a first bearing; the guide roller (325) is rotatably sleeved on the outer surface of the second rotating shaft (326) via a second bearing; and four guide rollers (325) and four pressure rollers (322) are provided; A buffer portion (31) is provided above the water tank (1); The buffer portion (31) comprises a slide rod (313), a first spring (312), a second spring (314) and a T-shaped slide block (311); the inner wall of the water tank (1) is provided with a T-shaped slide groove; the T-shaped slide block (311) is arranged inside the T-shaped slide groove; the outer surface of the T-shaped slide block (311) is slidably connected to the inner wall of the T-shaped slide groove; the outer surface of the bracket (2) is provided with a first slide groove; and the outer surface of the slide rod (313) is slidably sleeved with two slide blocks (315).

2. A multi-layer cooling device for producing plastic particles according to claim 1, characterized in that: The pressure roller (322) is arranged inside the water tank (1), and the outer surface of the first rotating shaft (321) is fixedly connected to the outer surface of the T-shaped sliding block (311).

3. A multi-layer cooling device for producing plastic particles according to claim 1, characterized in that: The front of the water pump (327) is fixedly connected to the back of the water tank (1); the front of the water inlet pipe of the water pump (327) is fixedly connected to the back of the water tank (1); the front of the water outlet pipe of the water pump (327) is fixedly connected to the back of the U-shaped water pipe (323); and a nozzle is fixedly connected to the outer surface of the U-shaped water pipe (323).

4. A multi-layer cooling device for producing plastic particles according to claim 1, characterized in that: The outer surface of the slide rod (313) is fixedly connected to the inner wall of the first slide groove, and the outer surface of the second rotating shaft (326) is fixedly connected to the outer surface of the slide block (315).

5. A multi-layer cooling device for producing plastic particles according to claim 1, characterized in that: The second spring (314) is sleeved on the outside of the slide rod (313), the upper and lower ends of the second spring (314) are fixedly connected to the outer surface of the slide block (315), the bottom end of the first spring (312) is fixedly connected to the top surface of the T-shaped slide block (311), and the top end of the first spring (312) is fixedly connected to the inner wall of the T-shaped slide groove.

6. A multi-layer cooling device for producing plastic particles according to claim 1, characterized in that: An air pump (328) is fixedly connected to the top surface of the water tank (1), a U-shaped air pipe (329) is fixedly connected through the front surface of the air outlet pipe of the air pump (328), and a through hole is provided on the outer surface of the U-shaped air pipe (329).

7. A multi-layer cooling device for producing plastic particles according to claim 1, characterized in that: The end surfaces of the two right brackets (2) on the adjacent sides are each provided with a second slide groove, a screw rod (303) is arranged inside the second slide groove, the outer surface of the top end of the screw rod (303) passes through the inside of the second slide groove of the third bearing rotating tube and extends to the top of the second bracket (2), and a pressure rod (301) is threadedly sleeved on the outer surface of the two screw rods (303).