Polyethylene sheathing material cooling device

By designing a ring frame, rotating plate, and spray nozzle, combined with a roller support structure, the problem of uneven cooling of polyethylene sheath material was solved, achieving multi-angle uniform water spray cooling and improving the practicality and safety of the cooling device.

CN224296331UActive Publication Date: 2026-05-29HUBEI PROVINCE KANGTAI PLASTIC CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUBEI PROVINCE KANGTAI PLASTIC CO LTD
Filing Date
2025-06-13
Publication Date
2026-05-29

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Abstract

The utility model relates to cooling device technical field, concretely is a kind of polyethylene sheath material cooling device, including frame, the inner wall of frame is fixedly assembled with several bases, the upper surface of base is fixedly assembled with annular frame, the inner circumference of annular frame is rotatably connected with rotating plate, the surface of rotating plate is fixedly connected with several atomizing nozzles, the outer circumference of annular frame is fixedly connected with water inlet pipe, the upper surface of base is fixedly assembled with motor, the output of motor is fixedly assembled with gear, the surface of rotating plate is fixedly assembled with the gear ring that is engaged with gear. The utility model, by setting annular frame, rotating plate and spray pipe etc. component, in the process of cooling polyethylene sheath material, polyethylene sheath material can be watered from multiple angles, and the design of encircling type watering, polyethylene sheath material can be fully and evenly watered and cooled, improve cooling effect, improve the practicality of cooling device.
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Description

Technical Field

[0001] This utility model relates to the field of cooling device technology, and in particular to a cooling device for polyethylene sheath material. Background Technology

[0002] Polyethylene sheaths are protective materials made primarily from polyethylene resin through processes such as extrusion or injection molding. They possess excellent chemical stability, resisting corrosion from acids, alkalis, salts, and various chemicals, effectively protecting against external environmental damage. They also exhibit excellent insulation properties, ensuring safe power transmission and reducing the risk of leakage. Due to these characteristics, polyethylene sheaths are widely used in communication cables, power cables, and other fields, providing reliable protection for cables. During the processing and production of polyethylene sheaths, cooling treatment is required to prevent deformation before proceeding to the next step.

[0003] The prior art includes a patent document with authorization publication number CN217777511U, which discloses a cooling device for producing sheathing materials. The device includes a water tank, a mounting frame fixed to the water tank, and a cooling assembly inside the water tank. The cooling assembly includes a water pump mounted on the water tank, a T-pipe threaded to one end of the pump, two sets of spray pipes threaded inside the T-pipe, a spray frame fixed to the water tank, a mounting plate fixed to the mounting frame, a motor fixed to one end of the mounting plate, a rotating rod fixed to the motor's output shaft, a stop block fixed to the top of the inner wall of the mounting frame, and lead screws rotatably connected to the stop blocks on both sides. A threaded sleeve is threaded onto the outer wall of the lead screw, and a fan is fixed to the lower end of the threaded sleeve. This cooling device for producing sheathing materials first sprays mist-like gas from the spray frame to cool the sheath. Then, a gear meshing mechanism drives the lead screw to rotate, causing the fan at the lower end of the threaded sleeve to move back and forth. Thus, the sheath is cooled by both air cooling and water cooling.

[0004] The above-mentioned and existing technologies have the following drawbacks: during the cooling process of producing sheath material, some sheath material will remain stuck to the surface of the conveyor belt, causing the water mist to fail to cool the sheath material evenly, thereby reducing the practicality of the cooling device.

[0005] Therefore, a cooling device for polyethylene sheath material is proposed. Utility Model Content

[0006] The purpose of this invention is to solve the problem that some of the sheath material will stick to the surface of the conveyor belt, resulting in the water mist being unable to cool the sheath material evenly. Therefore, a polyethylene sheath material cooling device is proposed.

[0007] To achieve the above objectives, the present invention adopts the following technical solution: a polyethylene sheath material cooling device, comprising a frame, a plurality of bases fixedly mounted on the inner wall of the frame, an annular frame fixedly mounted on the upper surface of the bases, a rotating plate rotatably connected to the inner circumference of the annular frame, a plurality of atomizing nozzles fixedly connected to the surface of the rotating plate, a water inlet pipe fixedly connected to the outer circumference of the annular frame, a motor fixedly mounted on the upper surface of the base, a gear fixedly mounted on the output end of the motor, and a gear ring meshing with the gear fixedly mounted on the surface of the rotating plate.

[0008] The effect achieved by the above components is as follows: by setting components such as the annular frame, rotating plate and spray pipe, water can be sprayed onto the polyethylene sheath material from multiple angles during the cooling process. The surrounding water spray design can fully and evenly spray water to cool the polyethylene sheath material, thereby improving the cooling effect and enhancing the practicality of the cooling device.

[0009] Preferably, a protective cover is fixedly fitted to the annular frame relative to the toothed ring.

[0010] The effect achieved by the above components is that the protective cover can shield and protect the meshing parts of the gears and gear rings, preventing workers from being injured by contact.

[0011] Preferably, a limiting plate is fixedly mounted on the upper surface of the base, a sliding plate is slidably connected to the surface of the limiting plate, an extension plate is fixedly mounted on the upper surface of the sliding plate, a U-shaped plate is fixedly mounted on the surface of the extension plate, and a roller is rotatably connected inside the U-shaped plate.

[0012] The effect achieved by the above components is that, by setting up rollers, the rollers can support the polyethylene sheath material during the conveying process, which facilitates the subsequent cooling of the polyethylene sheath material.

[0013] Preferably, a rectangular plate is fixedly mounted on the surface of the skateboard, and a screw is threaded into the rectangular plate.

[0014] The effect achieved by the above components is that the screw can limit the position of the rectangular plate, thereby limiting the position of the slider and keeping the distance between the two rollers fixed.

[0015] Preferably, a pressure plate is rotatably connected to the lower end of the screw, and the lower surface of the pressure plate is rough.

[0016] The effect achieved by the above components is that the pressure plate can increase the friction between the screw and the base.

[0017] Preferably, the surface of the limiting plate is provided with several scale grooves.

[0018] The effect achieved by the above components is that the scale groove can provide a clear distance reference during the sliding of the slide plate, making it convenient for operators to accurately control the position of the roller.

[0019] Preferably, a flexible ring is fixedly sleeved on the circumferential surface of the roller.

[0020] The effect achieved by the above components is that the flexible ring fixedly sleeved on the circumference of the roller can prevent the roller from causing wear on the polyethylene sheath material.

[0021] Compared with the prior art, the advantages and positive effects of this utility model are as follows:

[0022] 1. In this utility model, by setting components such as an annular frame, rotating plate and spray pipe, water can be sprayed onto the polyethylene sheath material from multiple angles during the cooling process. The surrounding water spray design can fully and evenly spray water to cool the polyethylene sheath material, thereby improving the cooling effect and enhancing the practicality of the cooling device.

[0023] 2. In this utility model, by setting up rollers, the rollers can support the polyethylene sheath material during the conveying process, which facilitates the subsequent cooling of the polyethylene sheath material. Attached Figure Description

[0024] Figure 1 This is a structural schematic diagram of the frame of this utility model;

[0025] Figure 2 This is a schematic diagram of the structure of the base of this utility model;

[0026] Figure 3 This is a schematic diagram of the disassembled structure of the base of this utility model;

[0027] Figure 4 This is a schematic diagram of the structure of the rotating plate of this utility model;

[0028] Figure 5 This is a schematic diagram of the structure of the limiting plate of this utility model.

[0029] Legend: 1. Frame; 2. Base; 3. Ring frame; 4. Turning plate; 5. Spray nozzle; 6. Water inlet pipe; 7. Gear ring; 8. Motor; 9. Gear; 10. Protective cover; 11. Limiting plate; 12. Slide plate; 13. Extension plate; 14. U-shaped plate; 15. Roller; 16. Rectangular plate; 17. Screw; 18. Pressure plate; 19. Scale groove; 20. Flexible ring. Detailed Implementation

[0030] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0031] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0032] like Figures 1-5 As shown, this utility model provides a cooling device for polyethylene sheath material, including a frame 1. Several bases 2 are fixedly mounted on the inner wall of the frame 1. An annular frame 3 is fixedly mounted on the upper surface of the bases 2. A rotating plate 4 is rotatably connected to the inner circumference of the annular frame 3. Several atomizing nozzles are fixedly connected to the surface of the rotating plate 4. A water inlet pipe 6 is fixedly connected to the outer circumference of the annular frame 3. A motor 8 is fixedly mounted on the upper surface of the base 2. A gear 9 is fixedly mounted on the output end of the motor 8. A toothed ring 7 that meshes with the gear 9 is fixedly mounted on the surface of the rotating plate 4. By setting components such as the annular frame 3, the rotating plate 4, and the nozzles 5, water can be sprayed onto the polyethylene sheath material from multiple angles during the cooling process. The surrounding water spray design can fully and evenly cool the polyethylene sheath material, improving the cooling effect and enhancing the practicality of the cooling device. A protective cover 10 is fixedly mounted on the annular frame 3 relative to the toothed ring 7. The protective cover 10 can shield and protect the meshing point of the gear 9 and the toothed ring 7, preventing workers from being injured by contact.

[0033] Preferably, a limiting plate 11 is fixedly mounted on the upper surface of the base 2, and a sliding plate 12 is slidably connected to the surface of the limiting plate 11. An extension plate 13 is fixedly mounted on the upper surface of the sliding plate 12, and a U-shaped plate 14 is fixedly mounted on the surface of the extension plate 13. A roller 15 is rotatably connected inside the U-shaped plate 14. By setting the roller 15, the roller 15 can support the polyethylene sheath material during the conveying process, which facilitates the subsequent cooling of the polyethylene sheath material. A rectangular plate 16 is fixedly mounted on the surface of the sliding plate 12, and a screw 17 is threadedly connected to the rectangular plate 16. The screw 17 can limit the position of the rectangular plate 16. This restricts the position of the slider, keeping the distance between the two rollers 15 fixed. The lower end of the screw 17 is rotatably connected to a pressure plate 18. The lower surface of the pressure plate 18 is rough, which increases the friction between the screw 17 and the base 2. The surface of the limiting plate 11 is provided with several scale grooves 19. The scale grooves 19 can provide a clear distance reference during the sliding of the slide plate 12, making it convenient for the operator to accurately control the position of the rollers 15. A flexible ring 20 is fixedly fitted on the circumferential surface of the rollers 15. The flexible ring 20 fixedly fitted on the circumferential surface of the rollers 15 can prevent the rollers 15 from causing wear on the polyethylene sheath material.

[0034] The overall working principle is as follows: Before cooling the polyethylene sheath material, the inlet pipe 6 is connected to an external high-pressure water source. When the device starts operating, the sheath material is placed on the roller 15, which rotates freely within the U-shaped plate 14. This design greatly reduces the frictional resistance between the sheath material and the device, allowing the sheath material to pass through the cooling area more smoothly. The roller 15 supports the polyethylene sheath material, facilitating subsequent cooling. The flexible ring 20 fixedly fitted on the circumference of the roller 15 prevents wear on the polyethylene sheath material. Then, the motor 8 is started, and the gear 9 rotates with the output end of the motor 8. Due to the interaction between the gear 9 and the rotating plate... The gear 9 rotates, driving the gear 7 to rotate the rotating plate 4 on the inner circumferential surface of the annular frame 3. At this time, the water in the annular frame 3 flows out along the atomizing nozzle fixedly connected to the rotating plate 4. As the rotating plate 4 rotates, the atomizing nozzle moves in a circle around the center of the annular frame 3, spraying water on the polyethylene sheath material from multiple angles. This surrounding water spray design can fully and evenly cool the polyethylene sheath material, improving the cooling effect and enhancing the practicality of the cooling device. During the cooling process, the protective cover 10 can shield and protect the meshing point of the gear 9 and the gear 7, preventing workers from being injured by contact.

[0035] In actual production, the specifications and thicknesses of polyethylene sheath materials vary. To meet different production needs, operators can adjust the horizontal position of the slide plate 12 on the surface of the limiting plate 11 and adjust the distance between the two rollers 15 so that the rollers 15 can support polyethylene sheath materials of different sizes. After adjustment, the screw 17 is rotated so that the pressure plate 18 presses against the upper surface of the base 2. The pressure plate 18 can increase the friction between the screw 17 and the base 2. The screw 17 can limit the position of the rectangular plate 16, thereby limiting the position of the slider and keeping the distance between the two rollers 15 fixed. The scale groove 19 can provide a clear distance reference during the sliding of the slide plate 12, making it convenient for operators to accurately control the position of the rollers 15.

[0036] The above description is merely a preferred embodiment of the present utility model and is not intended to limit the present utility model in any other way. Any person skilled in the art may make changes or modifications to the above-disclosed technical content to create equivalent embodiments for application in other fields. However, any simple modifications, equivalent changes, and modifications made to the above embodiments based on the technical essence of the present utility model without departing from the technical solution of the present utility model shall still fall within the protection scope of the technical solution of the present utility model.

Claims

1. A cooling device for polyethylene sheath material, characterized in that: The device includes a frame, the inner wall of which is fixedly fitted with several bases, the upper surface of which is fixedly fitted with an annular frame, the inner circumferential surface of which is rotatably connected to a rotating plate, the surface of which is fixedly connected to several atomizing nozzles, the outer circumferential surface of which is fixedly connected to a water inlet pipe, the upper surface of which is fixedly fitted with a motor, the output end of which is fixedly fitted with a gear, and the surface of which is fixedly fitted with a gear ring that meshes with the gear.

2. The polyethylene sheath material cooling device according to claim 1, characterized in that: The annular frame is fixedly fitted with a protective cover relative to the toothed ring.

3. The polyethylene sheath material cooling device according to claim 1, characterized in that: A limiting plate is fixedly mounted on the upper surface of the base, a sliding plate is slidably connected to the surface of the limiting plate, an extension plate is fixedly mounted on the upper surface of the sliding plate, a U-shaped plate is fixedly mounted on the surface of the extension plate, and a roller is rotatably connected inside the U-shaped plate.

4. The polyethylene sheath material cooling device according to claim 3, characterized in that: A rectangular plate is fixedly mounted on the surface of the skateboard, and a screw is threaded into the rectangular plate.

5. The polyethylene sheath material cooling device according to claim 4, characterized in that: The lower end of the screw is rotatably connected to a pressure plate, and the lower surface of the pressure plate is rough.

6. The polyethylene sheath material cooling device according to claim 3, characterized in that: The surface of the limiting plate has several graduated grooves.

7. The polyethylene sheath material cooling device according to claim 3, characterized in that: A flexible ring is fixedly sleeved on the circumferential surface of the roller.