Cable coating cooling device and method

Abstract

The invention discloses a cable coating cooling device and method, and the device comprises a cooling water tank, and is characterized in that the inner side wall surface of the cooling water tank is provided with a temperature sensor; the invention relates to the technical field of cable production, and has the beneficial effects that cooling water is filled in the cooling water tank, circulation of the cooling water is carried out through the water circulation structure, a hot-melt coated cable body linearly passes through the water retainers arranged at the two ends of the cooling water tank, and the water retainers are used for shielding gaps of the cable body passing part on the cooling water tank; the water surface covering device works, so that the water surface of the cooling water in the cooling water tank fluctuates, the cable body can be completely immersed in the cooling water, the temperature of the cooling water is uniform, the cooling quality is ensured, the bearing device is used for supporting the cable body, and the cable which is just subjected to hot melting coating does not need to be bent by a certain angle; and the stress concentration of the insulating layer is avoided, so that micro cracks or damages are avoided.

Description

Technical Field

[0001] The present invention relates to the technical field of cable production, and particularly to a cable coating cooling device and method. Background Art

[0002] During the production of cables, after the insulation layer is extruded, the cable needs to be immediately cooled by a cooling device to shape the insulation layer and ensure its stable structure and dimensions during subsequent production and use. The related prior arts are as follows:

[0003] 1. A highly efficient cable manufacturing device with the publication number of CN115831477A discloses a main body, a wrapping machine, and a feeding barrel. The wrapping machine is arranged at the side end of the main body, and the feeding barrel is installed on the top of the wrapping machine. The main body includes a frame, a guiding roller, a cooling tank, and a water isolation device. The water isolation device includes a mounting seat, a mounting groove, a limiting groove, a rebound block, and a partitioning device;

[0004] 2. A cooling device for the production of wire and cable sheaths with the publication number of CN116141639B discloses a water tank box and a cylindrical box for containing cooling water; a swinging cooling mechanism for swinging and cooling the cable sheath in the cooling water; a cooling mechanism for controlling the cooling of the cable sheath at different water depths; and a temperature reduction mechanism for air-cooling the cooling water and the cable sheath;

[0005] Although the above-mentioned existing cable cooling devices can achieve complete immersion cooling of the cable in water, they need to bend the cable that has just been hot-melt coated by a certain angle. The insulation layer of the cable that has just been hot-melt coated is not yet fully cured. At this time, bending may cause stress concentration in the insulation layer, and then tiny cracks or damages may appear, which will lead to a decrease or failure of the cable insulation performance, thus affecting the production quality of the cable. In view of this, in-depth research on the above problems has led to the generation of this case. Summary of the Invention

[0006] The purpose of the present invention is to solve the above problems and design a cable coating cooling device and method, which solves the problem that although the existing cable cooling devices can achieve complete immersion cooling of the cable in water, they need to bend the cable that has just been hot-melt coated by a certain angle. The insulation layer of the cable that has just been hot-melt coated is not yet fully cured. At this time, bending may cause stress concentration in the insulation layer, and then tiny cracks or damages may appear, which will lead to a decrease or failure of the cable insulation performance, thus affecting the production quality of the cable.

[0007] To achieve the above object, the technical solution of the present invention is: a cable coating cooling device, including a cooling water tank, a temperature sensor is installed on the inner side wall surface of the cooling water tank, a water filling port is inserted on the side wall surface of the cooling water tank, water retaining devices are arranged at both ends of the cooling water tank, a cable body penetrates through the water retaining devices movably, water surface covering devices are arranged on both sides of the cable body on the cooling water tank, a water circulation structure is also arranged on the cooling water tank, and a plurality of supports are arranged at equal intervals along the axis direction of the cable body on the inner bottom surface of the cooling water tank;

[0008] U-shaped notches are formed at both ends of the cooling water tank, the water retaining device includes a sleeved strip, the sleeved strip is movably sleeved on the U-shaped notch, and both ends of the sleeved strip horizontally extend to both sides of the U-shaped notch on the cooling water tank, a flexible cover is covered on the sleeved strip, and the upper wall surface of the flexible cover is an arc-shaped structure;

[0009] The water retaining device includes an adjusting component, the adjusting component is installed on the outer side wall surface of the cooling water tank, a baffle is arranged on the adjusting component, the baffle is arranged corresponding to the flexible cover, a downward convex plate is arranged at the central part of the baffle, the downward convex plate is arranged corresponding to the U-shaped notch, and water guide grooves are arranged on both end walls of the cooling water tank and at the position below the flexible cover.

[0010] Preferably, the adjusting component includes mounting frames arranged on both side wall surfaces of the cooling water tank, a first electric push rod is arranged on the mounting frames, and the baffle is installed on the telescopic end of the first electric push rod.

[0011] Preferably, the water surface covering device includes a second electric push rod, the second electric push rod is inserted on the side wall surface of the cooling water tank, a push plate is installed on the telescopic end of the second electric push rod, a plurality of n-shaped notches are arranged at equal intervals on the push plate, and the plurality of n-shaped notches are arranged corresponding to the plurality of supports one by one.

[0012] Preferably, the water circulation structure includes a pressure sensor, the pressure sensor is installed on the lower wall surface of the cooling water tank, a water collecting tank is arranged on the pressure sensor, two filtering and connecting components are arranged on the water collecting tank, the filtering and connecting components are arranged corresponding to the water guide grooves, a return water pipe is inserted on the lower wall surface of the cooling water tank and the upper wall surface of the water collecting tank, a solenoid valve is arranged at one end of the return water pipe, a refrigeration component is arranged between the water collecting tank and the cooling water tank, and a return water filtering component is arranged at one end of the return water pipe.

[0013] Preferably, each of the filtering and connecting components includes a through hole, which is formed in the cooling water tank and corresponds to the water guide groove. An inlet sleeve is installed on the cooling water tank at a position corresponding to the through hole by a first bolt. A sealing gasket is embedded in the water collecting tank, and the sealing gasket is arranged corresponding to the inlet sleeve. A filter screen is installed on the inner wall surface of the inlet sleeve;

[0014] The return water filtering component includes a cover plate, which is installed on the inner bottom surface of the cooling water tank by a second bolt and corresponds to the return water pipe. A mesh hole is formed in the center of the cover plate.

[0015] Preferably, the refrigeration component includes a water suction pipe, which is inserted into the water collecting tank. A water pump is installed at one end of the water suction pipe, and a refrigeration water tank is installed at one end of the water pump. A one-way valve is arranged at the water outlet end of the refrigeration water tank, and the one-way valve is communicated with the cooling water tank.

[0016] Preferably, each of the holders includes a fixing frame, and a rotating roller is movably inserted on the fixing frame. The rotating roller is of a waist drum-shaped structure, and a flexible sleeve is sleeved on the rotating roller.

[0017] Preferably, a plurality of telescopic rods are arranged between the cooling water tank and the water collecting tank.

[0018] Preferably, a plurality of guide rods are fixedly installed on the push plate, and the plurality of guide rods are movably inserted on the cooling water tank.

[0019] A method for cooling cable coating includes the following operating steps:

[0020] Step 1: Perform hot melt coating treatment on the cable. The cable body after hot melt coating passes straight through the water baffle at both ends of the cooling water tank, and the cable body is attached to the flexible cover. The holder supports the cable body;

[0021] Step 2: Adjust the first electric push rod on the adjusting component to make the baffle plate and the lower convex plate thereon fit on the flexible cover;

[0022] Step 3: Start the water surface coverer. Through the reciprocating telescopic movement of the second electric push rod, the push plate reciprocates in the cooling water tank. The push plate drives the cooling water to fluctuate, so that the cable body is immersed in the cooling water and cooled evenly;

[0023] Step 4: The temperature sensor monitors the water temperature in the cooling water tank in real time. When the water temperature is higher than the set value, the refrigeration component is started. The cooling water in the water collecting tank is pumped into the refrigeration water tank by the water pump for refrigeration, and then returns to the cooling water tank through the one-way valve to perform the cooling water circulation work;

[0024] Step 5: The water guide groove collects the water flowing out from the gap part and enters the water collecting tank through the filter screen in the filtering and connecting component;

[0025] Step 6: When the pressure sensor detects that the pressure value in the water collecting tank is less than the set value, water source adds cooling water into the cooling water tank through the water filling port.

[0026] For the production device and method of a cable made by using the technical solution of the present invention, the cooling water tank is filled with cooling water, and the cooling water is circulated through the water circulation structure. The hot-melt coated cable body passes straight through the water baffle arranged at both ends of the cooling water tank. The water baffle is used to block the gap at the part where the cable body passes through the cooling water tank, reducing the external flow of cooling water. By the operation of the water surface coverer, the water surface of the cooling water in the cooling water tank can fluctuate, the cable body can be completely immersed in the cooling water, and at the same time, the temperature of the cooling water is made uniform, ensuring the cooling quality. The support is used to support the cable body, without bending the cable just hot-melt coated by a certain angle, avoiding stress concentration in the insulating layer and then tiny cracks or damages, ensuring the insulating performance of the cable and the production quality of the cable. Description of the Drawings

[0027] Figure 1 It is the overall three-dimensional structure schematic diagram of a cable coating and cooling device described in the present invention.

[0028] Figure 2 It is the three-dimensional side view structure schematic diagram of a partial top view angle of a cable coating and cooling device described in the present invention.

[0029] Figure 3 It is the three-dimensional structure schematic diagram of a partial bottom view angle of a cable coating and cooling device described in the present invention.

[0030] Figure 4 It is the main view sectional structure schematic diagram of a cable coating and cooling device described in the present invention.

[0031] Figure 5 It is the side view sectional structure schematic diagram of a cable coating and cooling device described in the present invention.

[0032] Figure 6 It is for a cable coating and cooling device described in the present invention Figure 1 The partial enlarged structure schematic diagram at A.

[0033] In the figure: 1, cooling water tank; 2, temperature sensor; 3, sleeve strip; 4, flexible cover; 5, baffle; 6, lower convex plate; 7, water guide groove; 8, mounting frame; 9, first electric push rod; 10, second electric push rod; 11, push plate; 12, pressure sensor; 13, water collecting tank; 14, return water pipe; 15, solenoid valve; 16, gasket; 17, first bolt; 18, water inlet sleeve; 19, filter screen; 20, cover plate; 21, second bolt; 22, water suction pipe; 23, water pump; 24, refrigeration water tank; 25, check valve; 26, fixing frame; 27, rotating roller; 28, flexible sleeve; 29, telescopic rod; 30, guide rod; 31, water filling port. Detailed implementation mode

[0034] The present invention will be specifically described below with reference to the accompanying drawings. As Figures 1-6 shown, a cable coating cooling device and method.

[0035] Those skilled in the art connect all the electrical components in this case to their adapted power supplies through wires, and should select a suitable controller according to the actual situation to meet the control requirements. For the specific connection and control sequence, reference should be made to the sequence of the electrical components working successively in the following working principle to complete the electrical connection. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process, and will not explain the electrical control.

[0036] Embodiment: In order to solve the problem that some existing cable cooling devices need to bend the cable that has just been hot-melt coated at a certain angle, which may cause stress concentration in the insulating layer, and then tiny cracks or damages may occur, resulting in a decrease or failure of the cable insulation performance, thus affecting the production quality of the cable, the present technical solution is designed. The detailed technical solution is as follows;

[0037] A cable coating cooling device includes a cooling water tank 1, a temperature sensor 2 is installed on the inner side wall surface of the cooling water tank 1, a water filling port 31 is inserted on the side wall surface of the cooling water tank 1, water baffle devices are arranged at both ends of the cooling water tank 1, a cable body passes through the water baffle devices movably, water surface covering devices are arranged on both sides of the cable body on the cooling water tank 1, a water circulation structure is further arranged on the cooling water tank 1, and a plurality of supports are arranged at equal intervals along the axial direction of the cable body on the inner bottom surface of the cooling water tank 1;

[0038] It should be noted that the cooling water tank 1 is filled with cooling water, and the cooling water is circulated through the water circulation structure. The heat-melted and coated cable body passes straight through the water stoppers arranged at both ends of the cooling water tank 1. The water stoppers are used to block the gaps at the cable body passing parts on the cooling water tank 1, reduce the external flow of cooling water, and through the operation of the water surface coverer, the water surface of the cooling water in the cooling water tank 1 can fluctuate, the cable body can be completely immersed in the cooling water, and at the same time, the temperature of the cooling water is made uniform to ensure the cooling quality. The supporter is used to support the cable body, and there is no need to bend the cable just heat-melted and coated at a certain angle, so as to avoid causing stress concentration in the insulating layer and then appearing micro-cracks or damages, ensure the cable insulation performance, and ensure the production quality of the cable;

[0039] Specifically, U-shaped notches are provided at both ends of the cooling water tank 1. The water stopper includes a sleeved strip 3, and the sleeved strip 3 is movably sleeved on the U-shaped notch, and both ends of the sleeved strip 3 horizontally extend to both sides of the U-shaped notch on the cooling water tank 1. A flexible cover 4 is covered on the sleeved strip 3, and the upper wall surface of the flexible cover 4 is an arc structure;

[0040] It should be noted that the flexible cover 4 can adopt cotton textile technology, such as materials like towels, which has water absorption performance and can avoid scratching the cable coating material. The flexible cover 4 is installed at the edges of both ends of the cooling water tank 1 through the sleeved strip 3. The cable body contacts the flexible cover 4, and the flexible cover 4 provides flexible support for the cable body;

[0041] Specifically, the water stopper includes an adjusting component, and the adjusting component is installed on the outer wall surface of the cooling water tank 1. A baffle 5 is arranged on the adjusting component, the baffle 5 is arranged corresponding to the flexible cover 4, a downward convex plate 6 is arranged at the central part of the baffle 5, and the downward convex plate 6 is arranged corresponding to the U-shaped notch. Water guide grooves 7 are arranged on the two end walls of the cooling water tank 1 and at the position below the flexible cover 4;

[0042] Specifically, the adjusting component includes mounting frames 8 arranged on the two side wall surfaces of the cooling water tank 1. A first electric push rod 9 is arranged on the mounting frame 8, and the baffle 5 is installed on the telescopic end of the first electric push rod 9;

[0043] It should be noted that the mounting frame 8 is used to install the first electric push rod 9. When the first electric push rod 9 contracts to the limit position, the baffle 5 and the downward convex plate 6 on it are attached to the flexible cover 4, blocking a part of the gap at the contact part between the cable body and the cooling water tank 1, avoiding a large amount of cooling water in the cooling water tank 1 from being discharged, ensuring the water storage capacity of the cooling water tank 1, and the water flowing out from the gap part enters the water circulation structure through the water guide groove 7 for re-use, saving water resources;

[0044] Specifically, the water surface coverer includes a second electric push rod 10. The second electric push rod 10 is inserted into the side wall surface of the cooling water tank 1. A push plate 11 is installed at the telescopic end of the second electric push rod 10. A plurality of n-shaped notches are arranged at equal intervals on the push plate 11, and the plurality of n-shaped notches are arranged in one-to-one correspondence with the plurality of carriers;

[0045] It should be noted that during the cooling process of the cable body, through the reciprocating telescoping of the second electric push rod 10, the push plate 11 reciprocates in the cooling water tank 1, causing the cooling water in the cooling water tank 1 to fluctuate, covering the entire cable body with the cooling water, and ensuring the cooling effect;

[0046] Specifically, the water circulation structure includes a pressure sensor 12. The pressure sensor 12 is installed on the lower wall surface of the cooling water tank 1. A water collecting tank 13 is arranged on the pressure sensor 12. Two filtering and connecting components are arranged on the water collecting tank 13. The filtering and connecting components are arranged corresponding to the water guide tank 7. A return water pipe 14 is inserted into the lower wall surface of the cooling water tank 1 and the upper wall surface of the water collecting tank 13. One end of the return water pipe 14 is provided with a solenoid valve 15. A refrigeration component is arranged between the water collecting tank 13 and the cooling water tank 1. One end of the return water pipe 14 is provided with a return water filtering component;

[0047] Specifically, each filtering and connecting component includes a through hole. The through hole is opened on the cooling water tank 1 and corresponds to the water guide tank 7. An inlet sleeve 18 is installed on the cooling water tank 1 at a position corresponding to the through hole through a first bolt 17. A sealing gasket 16 is embedded on the water collecting tank 13. The sealing gasket 16 is arranged corresponding to the inlet sleeve 18. A filter screen 19 is installed on the inner side wall surface of the inlet sleeve 18;

[0048] Specifically, the return water filtering component includes a cover plate 20. The cover plate 20 is installed on the inner bottom surface of the cooling water tank 1 through a second bolt 21 and corresponds to the return water pipe 14. A mesh hole is opened at the center of the cover plate 20;

[0049] Specifically, the refrigeration component includes a water suction pipe 22. The water suction pipe 22 is inserted into the water collecting tank 13. A water pump 23 is installed at one end of the water suction pipe 22. A refrigeration water tank 24 is installed at one end of the water pump 23. A one-way valve 25 is arranged at the water outlet end of the refrigeration water tank 24. The one-way valve 25 is communicated with the cooling water tank 1;

[0050] It should be noted that the gasket 16 is used to seal between the water collecting tank 13 and the water inlet sleeve 18 to prevent water leakage. The water collecting tank 13 is filled with cold water. Through the operation of the water pump 23, the cooling water in the water collecting tank 13 enters the refrigeration water tank 24 through the water pump 23 for refrigeration, and then enters the cooling water tank 1 through the one-way valve 25 to cool the cable body. The water collected by the water guide groove 7 enters the water collecting tank 13 through the filter screen 19. The filter screen 19 is used to block impurities to ensure the cleanliness of the water entering the water collecting tank 13. When the temperature sensor 2 detects that the water temperature in the cooling water tank 1 is lower than the set value, the solenoid valve 15 is opened and the water pump 23 is started to realize the circulation of the cooling water. The water passing through the solenoid valve 15 is first filtered through the mesh holes on the cover plate 20 to block impurities and ensure the cleanliness of the water entering the water collecting tank 13;

[0051] The water filling port 31 is connected to a water source. When the pressure sensor 12 detects that the pressure value is less than the set value, the water source adds cooling water to the cooling water tank 1 through the water filling port 31 to ensure sufficient water volume;

[0052] Specifically, each support includes a fixed frame 26. A rotating roller 27 is movably inserted on the fixed frame 26. The rotating roller 27 has a waist drum-shaped structure, and a flexible sleeve 28 is sleeved on the rotating roller 27;

[0053] It should be noted that the flexible sleeve 28 can also adopt cotton textile technology, such as materials like towels, which have water absorption properties. When the cable body moves, the rotating roller 27 can rotate on the fixed frame 26 to support the cable body;

[0054] Preferably, further, a plurality of telescopic rods 29 are provided between the cooling water tank 1 and the water collecting tank 13 to ensure the stability of the cooling water tank 1;

[0055] Preferably, further, a plurality of guide rods 30 are fixedly installed on the push plate 11. The plurality of guide rods 30 are movably inserted on the cooling water tank 1. When the push plate 11 moves, the plurality of guide rods 30 move on the cooling water tank 1 to protect the telescopic end of the second electric push rod 10.

[0056] A cable coating cooling method includes the following operation steps:

[0057] Step 1: Perform hot melt coating treatment on the cable. The hot melt-coated cable body passes straight through the water stoppers at both ends of the cooling water tank 1, and the cable body is attached to the flexible cover 4, and the support supports the cable body;

[0058] Step 2: Through the first electric push rod 9 on the adjustment assembly, make the baffle 5 and the lower convex plate 6 thereon fit on the flexible cover 4;

[0059] Step 3: Start the water surface coverer. Through the reciprocating telescopic motion of the second electric push rod 10, the push plate 11 reciprocates in the cooling water tank 1. The push plate 11 drives the cooling water to fluctuate, submerging the cable body in the cooling water and cooling it evenly;

[0060] Step 4: The temperature sensor 2 monitors the water temperature in the cooling water tank 1 in real time. When the water temperature is higher than the set value, the refrigeration component starts. The cooling water in the water collection tank 13 is pumped into the refrigeration water tank 24 through the water pump 23 for refrigeration, and then returns to the cooling water tank 1 through the one-way valve 25 to perform the cooling water circulation work;

[0061] Step 6: The water guide groove 7 collects the water flowing out from the gap part and enters the water collection tank 13 through the filter screen 19 in the filter connection component;

[0062] Step 6: When the pressure sensor 12 detects that the pressure value in the water collection tank 13 is less than the set value, the water source adds cooling water to the cooling water tank 1 through the water filling port 31.

[0063] The above technical solutions only reflect the preferred technical solutions of the technical solutions of the present invention. Some changes that those skilled in the art may make to some parts thereof all reflect the principles of the present invention and fall within the protection scope of the present invention.

Claims

1. A cable coating cooling device, comprising a cooling water tank (1), characterized in that, A temperature sensor (2) is installed on the inner side wall surface of the cooling water tank (1). A water filling port (31) is inserted on the side wall surface of the cooling water tank (1). Water baffle devices are arranged at both ends of the cooling water tank (1). A cable body penetrates through the water baffle device movably. Water surface covering devices are arranged on the cooling water tank (1) and on both sides of the cable body. A water circulation structure is also arranged on the cooling water tank (1). A plurality of supports are arranged at equal intervals along the axial direction of the cable body on the inner bottom surface of the cooling water tank (1); U-shaped notches are formed at both ends of the cooling water tank (1). The water baffle device includes a sleeved strip (3). The sleeved strip (3) is movably sleeved on the U-shaped notch, and both ends of the sleeved strip (3) horizontally extend to both sides of the U-shaped notch on the cooling water tank (1). A flexible cover (4) is covered on the sleeved strip (3). The upper wall surface of the flexible cover (4) is of an arc structure; The water baffle device includes an adjusting component. The adjusting component is installed on the outer side wall surface of the cooling water tank (1). A baffle (5) is arranged on the adjusting component. The baffle (5) is arranged corresponding to the flexible cover (4). A lower convex plate (6) is arranged at the central part of the baffle (5). The lower convex plate (6) is arranged corresponding to the U-shaped notch. Water guide grooves (7) are arranged on the two end wall surfaces of the cooling water tank (1) and at the position below the flexible cover (4); 2. The cable coating cooling device according to claim 1, wherein The adjusting component includes mounting frames (8) arranged on the side wall surfaces of both sides of the cooling water tank (1). A first electric push rod (9) is arranged on the mounting frame (8). The baffle (5) is installed on the telescopic end of the first electric push rod (9); 3. The cable coating cooling device according to claim 1, characterized in that, The water surface covering device includes a second electric push rod (10). The second electric push rod (10) is inserted on the side wall surface of the cooling water tank (1). A push plate (11) is installed on the telescopic end of the second electric push rod (10). A plurality of n-shaped notches are arranged at equal intervals on the push plate (11). The plurality of n-shaped notches are arranged corresponding to the plurality of supports one by one; 4. The cable coating cooling device according to claim 1, wherein, The water circulation structure includes a pressure sensor (12). The pressure sensor (12) is installed on the lower wall surface of the cooling water tank (1). A water collecting tank (13) is arranged on the pressure sensor (12). Two filtering and connecting components are arranged on the water collecting tank (13). The filtering and connecting components are arranged corresponding to the water guide grooves (7). A return water pipe (14) is inserted on the lower wall surface of the cooling water tank (1) and the upper wall surface of the water collecting tank (13). An electromagnetic valve (15) is arranged at one end of the return water pipe (14). A refrigeration component is arranged between the water collecting tank (13) and the cooling water tank (1). A return water filtering component is arranged at one end of the return water pipe (14); 5. The cable coating cooling device according to claim 4, characterized in that, Each of the filtering connected components includes a through hole which is opened on the cooling water tank (1) and corresponds to the water guide tank (7). An inlet water sleeve (18) is installed on the cooling water tank (1) at a position corresponding to the through hole by a first bolt (17). A sealing gasket (16) is embedded on the water collecting tank (13). The sealing gasket (16) is arranged corresponding to the inlet water sleeve (18). A filter screen (19) is installed on the inner side wall surface of the inlet water sleeve (18). The return water filtering component includes a cover plate (20). The cover plate (20) is installed on the inner bottom surface of the cooling water tank (1) by a second bolt (21) and corresponds to the return water pipe (14). A mesh hole is opened at the central part of the cover plate (20).

6. The cable coating cooling device according to claim 4, characterized in that, The refrigeration component includes a water suction pipe (22). The water suction pipe (22) is inserted into the water collecting tank (13). One end of the water suction pipe (22) is installed with a water pump (23). One end of the water pump (23) is installed with a refrigeration water tank (24). A one-way valve (25) is arranged at the water outlet end of the refrigeration water tank (24). The one-way valve (25) is communicated with the cooling water tank (1).

7. The cable coating cooling device according to claim 1, wherein, Each of the holders includes a fixed frame (26). A rotating roller (27) is movably inserted on the fixed frame (26). The rotating roller (27) has a waist drum-shaped structure. A flexible sleeve (28) is sleeved on the rotating roller (27).

8. A cable coating cooling device according to claim 4, characterized in that, A plurality of telescopic rods (29) are arranged between the cooling water tank (1) and the water collecting tank (13).

9. A cable coating cooling device according to claim 3, characterized in that, A plurality of guide rods (30) are fixedly installed on the push plate (11). The plurality of guide rods (30) are movably inserted on the cooling water tank (1).

10. A cable covering cooling method, applied to a cable covering cooling device according to any one of claims 1-9, characterized in that, It includes the following operation steps: Step 1: Perform hot melt coating treatment on the cable. The hot melt coated cable body passes straight through the water stoppers at both ends of the cooling water tank (1), and the cable body is attached to the flexible cover (4). The holder supports the cable body. Step 2: Through the first electric push rod (9) on the adjusting component, make the baffle (5) and the lower convex plate (6) thereon fit on the flexible cover (4). Step 3: Start the water surface covering device. Through the reciprocating telescopic movement of the second electric push rod (10), make the push plate (11) reciprocate in the cooling water tank (1). The push plate (11) drives the cooling water to fluctuate, so that the cable body is immersed in the cooling water and cooled evenly. Step 4: The temperature sensor (2) monitors the water temperature in the cooling water tank (1) in real time. When the water temperature is higher than the set value, the refrigeration component is started. The cooling water in the water collecting tank (13) is pumped into the refrigeration water tank (24) by the water pump (23) for refrigeration, and then returns to the cooling water tank (1) through the one-way valve (25) to perform the cooling water circulation work. Step 5: The water guide tank (7) collects the water flowing out from the gap part and enters the water collecting tank (13) through the filter screen (19) in the filtering connected component. Step 6: When the pressure sensor (12) detects that the pressure value in the water collecting tank (13) is less than the set value, the water source adds cooling water to the cooling water tank (1) through the water filling port (31).

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