Polyethylene fiber spinning cooling bath

By combining bolt column A and nut design, the disassembly process of the heat dissipation mesh plate of the polyethylene fiber spinning cooling bath is simplified, solving the problem of cumbersome traditional design, realizing rapid installation and disassembly, and improving equipment maintenance efficiency.

CN223793280UActive Publication Date: 2026-01-13SUZHOU XINJI TEXTILE CO LTD
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Patent Information

Application Number
CN202520302485.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-02-25
Publication Date
2026-01-13
Estimated Expiration
2035-02-25

AI Technical Summary

Technical Problem

The disassembly process of the heat dissipation mesh plate of the traditional polyethylene fiber spinning cooling bath is cumbersome, requiring multiple bolts and clips, which makes maintenance inconvenient.

Method used

The design employs a combination of bolt column A and nut. The rotation of the baffle is controlled by bolt column A, and the rotation of the threaded cylinder and nut enables the rapid installation and removal of the heat dissipation mesh plate.

Benefits of technology

The installation and removal process of the heat dissipation mesh plate is simplified, and no tools are required for operation, which improves the efficiency of equipment maintenance.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a polyethylene fiber spinning cooling bath which comprises a bath body, a main machine body is installed at the upper end of the bath body, when a heat dissipation mesh plate is installed, a baffle is controlled to rotate through a bolt column A, the baffle is rotated to the position of the inner side of the heat dissipation mesh plate, and the heat dissipation mesh plate is cooled through the main machine body. At the moment, a heat dissipation mesh plate is inserted into the groove body, when a protruding plate is attached to the outer wall of the groove body, insertion is completed, a bolt column A is rotated to rotate a baffle to the outer side, a bolt column B is rotated to rotate on the inner side of a threaded cylinder, and when the baffle is attached to the inner wall of the groove body, rotation of the bolt column B is completed; the nut is rotated to rotate at the secondary position of the bolt column A, when the nut is attached to the outer side of the threaded cylinder, installation of the groove body and the heat dissipation mesh plate is completed, rapid installation and disassembly can be achieved through the connecting mode, and tools are not needed during operation.
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Description

Technical Field

[0001] This utility model belongs to the technical field of polyethylene fiber spinning cooling bath, specifically relating to a polyethylene fiber spinning cooling bath. Background Technology

[0002] A polyethylene fiber spinning cooling bath is a piece of equipment used in the production process of polyethylene fibers. It is mainly used to cool and solidify the polyethylene fibers formed during the spinning process. During spinning, molten polyethylene is extruded through a spinneret to form long, thin fibers. The cooling bath is filled with a coolant, usually water or other coolant, which lowers the temperature of the fibers and allows them to solidify rapidly, ensuring the shape and strength of the fibers. The design and temperature control of the cooling bath have a significant impact on the quality and performance of the fibers.

[0003] When the polyethylene fiber spinning cooling bath is in use, the heat generated by the internal equipment is discharged through the heat dissipation mesh plate. When the equipment is under maintenance, the heat dissipation mesh plate needs to be disassembled. However, the traditional heat dissipation mesh plate is installed together with multiple bolts and clips, which is too cumbersome to disassemble. Therefore, the market needs a new device to solve the current problems. Utility Model Content

[0004] The purpose of this utility model is to provide a polyethylene fiber spinning cooling bath to solve the problem mentioned in the background art. When the polyethylene fiber spinning cooling bath is in use, the heat generated by the internal equipment is discharged through the heat dissipation mesh plate. When the equipment is under maintenance, the heat dissipation mesh plate needs to be disassembled. However, the traditional heat dissipation mesh plate is installed together with multiple bolts and clips, which is too cumbersome to disassemble. Therefore, the market needs a new device to solve the current problem.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a polyethylene fiber spinning cooling bath, comprising a tank body, a main body installed at the upper end of the tank body, heat dissipation mesh plates installed at the rear ends of the left and right ends of the tank body, raised plates provided at the left and right ends of the heat dissipation mesh plates, threaded cylinders fixed at the four corners of the front end of the heat dissipation mesh plates, bolt posts B sleeved inside the threaded cylinders, bolt posts A provided at the upper end of bolt posts B, nuts sleeved at the outer side of bolt posts A, a connecting rod fixed at the lower end of bolt posts A, and the connecting rod sleeved inside bolt posts B, with a baffle fixed at the lower end of the connecting rod.

[0006] Preferably, a nameplate is fixed at the front end of the main body at the upper left position, and heat dissipation holes are provided at both ends of the main body.

[0007] Preferably, a tank cover is installed at the upper end of the tank body, and a handle is fixed at the upper end of the tank cover.

[0008] Preferably, the handle is used to move the tank cover away from the upper part of the tank body, so that coolant can be added to the interior of the tank body.

[0009] Preferably, the coolant is discharged from the tank through a drain outlet located at the lower right end, with a plug installed at the front end of the drain outlet, and a base fixed at each of the four lower corners of the tank.

[0010] Preferably, the threaded cylinder is fixed to the heat dissipation mesh plate, and the bolt post B can rotate inside the threaded cylinder.

[0011] Preferably, the bolt post A controls the connecting rod to rotate, the rotation of the connecting rod drives the baffle to rotate, and the nut is connected to the outer wall of the bolt post A through the inner thread and rotates.

[0012] Preferably, the heat dissipation mesh plate is inserted into the interior of the tank, so that the protruding plate is attached to the outer wall of the tank.

[0013] Compared with the prior art, the present invention provides a polyethylene fiber spinning cooling bath, which has the following beneficial effects:

[0014] 1. When installing the heat dissipation mesh plate, this device controls the rotation of the baffle by bolt column A. The baffle is rotated to the inner position of the heat dissipation mesh plate, at which point the heat dissipation mesh plate is inserted into the inner position of the tank. Insertion is complete when the protruding plate is against the outer wall of the tank. Bolt column A is then rotated to the outer position, and bolt column B is rotated to the inner position of the threaded cylinder. The rotation of bolt column B causes the baffle to move. When the baffle is against the inner wall of the tank, the rotation of bolt column B is complete. Finally, the nut is rotated to the outer position of bolt column A. When the nut is against the outer position of the threaded cylinder, the installation of the tank and the heat dissipation mesh plate is complete. This connection method allows for quick installation and disassembly without the need for tools.

[0015] 2. A column structure is fixed at the upper end of bolt column A. When the nut is rotated at the outer wall of bolt column A, the operator holds the column to keep bolt column A fixed, so that the nut rotates to fit tightly with the threaded cylinder. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of a polyethylene fiber spinning cooling bath structure according to the present invention.

[0017] Figure 2This is a schematic diagram of the heat dissipation mesh plate structure of a polyethylene fiber spinning cooling bath according to the present invention.

[0018] Figure 3 This is a partially enlarged structural diagram of a polyethylene fiber spinning cooling bath according to the present invention.

[0019] Figure 4 This is a schematic cross-sectional view of a heat dissipation mesh plate for a polyethylene fiber spinning cooling bath according to this utility model.

[0020] In the diagram: 1. Tank body; 2. Tank cover; 3. Handle; 4. Nameplate; 5. Main body; 6. Threaded cylinder; 7. Nut; 8. Bolt post A; 9. Raised plate; 10. Heat dissipation mesh plate; 11. Plug cap; 12. Drain outlet; 13. Base; 14. Baffle; 15. Connecting rod; 16. Bolt post B. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present utility model without creative effort are within the protection scope of the present utility model.

[0022] In the description of this utility model, it should be noted that the terms "upper," "lower," "inner," "outer," "front end," "rear end," "both ends," "one end," and "the other end," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are used only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0023] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installed," "equipped with," and "connected," etc., should be interpreted broadly. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0024] The utility model provides, for example Figure 1-4The diagram shows a polyethylene fiber spinning cooling bath, comprising a tank body 1, a main body 5 installed at the upper end of the tank body 1, heat dissipation mesh plates 10 installed at the rear ends of the left and right ends of the tank body 1, raised plates 9 provided at the left and right ends of the heat dissipation mesh plates 10, threaded cylinders 6 fixed at the four corners of the front end of the heat dissipation mesh plates 10, bolt posts B16 sleeved inside the threaded cylinders 6, bolt posts A8 provided at the upper end of the bolt posts B16, nuts 7 sleeved on the outer side of the bolt posts A8, a connecting rod 15 fixed at the lower end of the bolt posts A8, and the connecting rod 15 sleeved inside the bolt posts B16, and a baffle 14 fixed at the lower end of the connecting rod 15.

[0025] Cooling water is introduced into the interior of tank 1. Molten polyethylene is extruded through a spinneret to form long, thin fibers. The extruded polyethylene fibers enter the interior of tank 1. In tank 1, the cooling water rapidly lowers the temperature of the fibers through contact with them, causing them to change from a molten state to a solid state. The cooled polyethylene fibers are then removed from tank 1 and typically undergo further processing, such as stretching, drying, and winding, to facilitate subsequent processing and use.

[0026] like Figure 1 As shown, a nameplate 4 is fixed at the upper left position of the front end of the main body 5. Heat dissipation holes are provided at both ends of the main body 5. A tank cover 2 is installed at the upper end of the tank body 1. A handle 3 is fixed at the upper end of the tank cover 2. The handle 3 is used to move the tank cover 2. The tank cover 2 is removed from the upper end of the tank body 1, so that coolant can be added to the interior of the tank body 1.

[0027] By opening the tank cover 2 with handle 3, cooling water can be introduced into the interior of the tank 1. After use, the plug 11 at the drain outlet 12 is pulled out to drain the cooling water from the tank 1.

[0028] like Figure 2 and Figure 4 As shown, the coolant is discharged from the drain port 12 at the lower right end of the tank 1. A plug cap 11 is inserted into the front end of the drain port 12. A base 13 is fixed at the four corners of the lower end of the tank 1. The threaded cylinder 6 is fixed to the heat dissipation mesh plate 10. The bolt post B16 can rotate inside the threaded cylinder 6. The bolt post A8 controls the rotation of the connecting rod 15. The rotation of the connecting rod 15 drives the baffle 14 to rotate. The nut 7 is connected to the outer wall of the bolt post A8 through the thread on the inner wall and rotates. The heat dissipation mesh plate 10 is inserted into the inner position of the tank 1, so that the protruding plate 9 is attached to the outer wall of the tank 1.

[0029] A column structure is fixed at the upper end of the bolt column A8. When the nut 7 rotates at the outer wall of the bolt column A8, the operator grips the column to keep the bolt column A8 fixed, so that the nut 7 rotates to fit tightly with the threaded cylinder 6.

[0030] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A cooling bath for polyethylene fiber spinning, characterized in that, The device includes a tank (1), a main body (5) is installed at the upper end of the tank (1), heat dissipation mesh plates (10) are installed at the rear ends of the left and right ends of the tank (1), protrusions (9) are provided at the left and right ends of the heat dissipation mesh plates (10), threaded cylinders (6) are fixed at the four corners of the front end of the heat dissipation mesh plates (10), bolt posts B (16) are sleeved inside the threaded cylinders (6), bolt posts A (8) are provided at the upper end of the bolt posts B (16), nuts (7) are sleeved at the outer side of the bolt posts A (8), a connecting rod (15) is fixed at the lower end of the bolt posts A (8), and the connecting rod (15) is sleeved inside the bolt posts B (16), and a baffle (14) is fixed at the lower end of the connecting rod (15).

2. The polyethylene fiber spinning cooling bath according to claim 1, characterized in that: The front end of the main body (5) is fixed with a nameplate (4) located on the upper left side, and heat dissipation holes are provided at both ends of the main body (5).

3. The polyethylene fiber spinning cooling bath according to claim 1, characterized in that: A groove cover (2) is installed at the upper end of the groove (1), and a handle (3) is fixed at the upper end of the groove cover (2).

4. A polyethylene fiber spinning cooling bath according to claim 3, characterized in that: The handle (3) is used to move the tank cover (2) away from the upper end of the tank body (1), so that coolant can be added to the interior of the tank body (1).

5. A polyethylene fiber spinning cooling bath according to claim 1, characterized in that: The tank (1) discharges coolant through a drain outlet (12) located at the lower right end. A plug cap (11) is inserted into the front end of the drain outlet (12), and a base (13) is fixed at the four corners of the lower end of the tank (1).

6. A polyethylene fiber spinning cooling bath according to claim 1, characterized in that: The threaded cylinder (6) is fixed to the heat dissipation mesh plate (10), and the bolt post B (16) can rotate inside the threaded cylinder (6).

7. A polyethylene fiber spinning cooling bath according to claim 1, characterized in that: The bolt post A (8) controls the connecting rod (15) to rotate. The rotation of the connecting rod (15) drives the baffle (14) to rotate. The nut (7) is connected to the outer wall of the bolt post A (8) through the thread on the inner wall and rotates.

8. A polyethylene fiber spinning cooling bath according to claim 1, characterized in that: The heat dissipation mesh plate (10) is inserted into the interior of the groove (1), so that the protruding plate (9) is attached to the outer wall of the groove (1).