Nanocrystalline strip residual heat cooling device

Abstract

The present application provides a nanocrystalline strip residual heat cooling device, which belongs to the technical field of nanocrystalline strip production, and includes a first cooling component and a second cooling component; the first cooling component includes an isolation box, a plurality of rotating drums, a synchronous drive component, a refrigeration component and a plurality of guide pipe groups; the isolation box is used to be installed between the belt spraying device and the winder; a plurality of rotating drums are arranged in parallel in the isolation box along the axial direction of the opening, and are all rotatably connected to the isolation box; the outer peripheral wall of each rotating drum is used to connect with the front or back side of the nanocrystalline strip; the synchronous drive component is transmission-connected with the plurality of rotating drums, and is used to drive the plurality of rotating drums to rotate synchronously; the refrigeration component is arranged on the outside of the isolation box; a plurality of guide pipe groups are arranged in a one-to-one correspondence in the plurality of rotating drums, and each guide pipe group is connected with a liquid outlet pipe and a liquid inlet pipe connected to the refrigeration component. The nanocrystalline strip residual heat cooling device provided by the present invention can quickly cool the nanocrystalline strip, thereby improving the yield rate of the nanocrystalline strip.

Description

Technical Field

[0001] The invention belongs to the technical field of nanocrystalline strip production, and more specifically, relates to a nanocrystalline strip residual temperature cooling device. Background Art

[0002] Nanocrystalline ribbon is an iron-based soft magnetic alloy material with an ultra-fine crystal structure. It has excellent soft magnetic properties such as high saturation magnetic induction, high magnetic permeability, and low loss. It is widely used in electric power, industrial power supply, new energy, rail transportation, consumer electronics, wireless charging and other fields.

[0003] At present, nanocrystalline strips are generally prepared by using a strip spraying device, and the method is: raw materials of a certain ratio are melted into alloy liquid in a smelting furnace, and then the alloy liquid is poured into a nozzle package with a slit nozzle at the bottom; the alloy liquid in the nozzle package flows out of the nozzle, spreads on the outer circumferential surface of the high-speed rotating copper alloy cooling roller under the nozzle, and forms an alloy liquid pool of a certain size between the outer circumferential surface of the cooling roller and the bottom surface of the nozzle, and the alloy liquid is quickly extracted and quickly cooled, thereby forming a continuous thin strip with an amorphous nanocrystalline structure, namely, a nanocrystalline strip; the nanocrystalline strip produced at last is wound into a coil by a winder; among them, the rolled nanocrystalline strip is mostly cooled by natural cooling, and subsequent treatment is carried out after cooling.

[0004] The inventors found that the process of winding the nanocrystalline strip from the spraying equipment to the winder is relatively short, and no cooling equipment is set up in this process. When the nanocrystalline strip is wound onto the winder, a higher temperature will be formed on the surface of the strip, which will affect the quality of the strip and easily cause the strip to become brittle and the toughness to deteriorate, thereby reducing the yield rate of the nanocrystalline strip. Summary of the invention

[0005] The purpose of the present application is to provide a nanocrystalline strip residual temperature cooling device to solve the technical problem in the prior art that during the production process of nanocrystalline strips, there is a lack of cooling measures for the residual temperature of the nanocrystalline strips, which easily leads to the strip becoming brittle and the toughness becoming poor.

[0006] To achieve the above purpose, the technical solution adopted in this application is: A nanocrystalline strip residual temperature cooling device is provided, comprising a first cooling component for reducing the temperature of the nanocrystalline strip between a strip spraying device and a coiler, and a second cooling component for reducing the temperature of the nanocrystalline strip on the coiler; wherein the first cooling component comprises: An isolation box is used to be installed between the tape spraying device and the winder, and the sides facing the tape spraying device and the winder are both provided with openings for the nanocrystalline tape to pass through; A plurality of rotating drums are arranged in parallel in the isolation box along the axial direction of the opening, each of the rotating drums is perpendicular to the axial direction of the opening, and is rotatably connected to the isolation box; the outer peripheral wall of each rotating drum is used to connect with the front side or the back side of the nanocrystalline strip, so that part of the nanocrystalline strip in the isolation box is wavy; A synchronous driving assembly, which is in driving connection with the plurality of rotating drums and is used to drive the plurality of rotating drums to rotate synchronously; A refrigeration component, disposed outside the isolation box, for receiving and lowering the temperature of the medium and discharging the medium to the outside; and A plurality of flow guide pipe groups are arranged in a one-to-one correspondence in the plurality of rotating drums, and each of the flow guide pipe groups is connected to a liquid outlet pipe and a liquid inlet pipe communicating with the refrigeration assembly; Wherein, when the medium discharged from the refrigeration component enters the guide tube group through the liquid inlet pipe, the guide tube group can exchange heat with the surface of the nanocrystalline strip on the surface of the drum.

[0007] In a possible implementation, the flow guide tube group includes: A plurality of branch pipes are arranged inside the drum at intervals along the circumference of the drum; each of the branch pipes extends along the axial direction of the drum, and both ends of each of the branch pipes are respectively connected to the liquid outlet pipe and the liquid inlet pipe.

[0008] In a possible implementation, the drum further includes: Two connecting pieces are respectively arranged at two ends of the rotating drum, each of the connecting pieces is rotatably connected to the rotating drum along the axial direction of the rotating drum, and each of the connecting pieces is communicated with each of the branch pipes on the same side; Wherein, each of the connecting parts is also fixedly connected to the liquid outlet pipe or the liquid inlet pipe on the same side, and a sealing ring is provided between each of the connecting parts and the rotating drum.

[0009] In a possible implementation, the second cooling component includes: A cylinder; a fan is provided inside the cylinder, and the fan is used to form an airflow through the cylinder; and A cooling plate is coaxially arranged on the winder; the cooling plate adopts an internal hollow structure, and the interior of the cooling plate is connected to the interior of the cylinder through an air pipe to receive the airflow discharged from the cylinder; and the cooling plate has a plurality of air outlet holes that pass through toward the nanocrystalline strip.

[0010] In a possible implementation, the cylinder is fixedly arranged on the surface of the refrigeration assembly, and a plurality of U-shaped tubes surround the outer circumference of the cylinder; Wherein, both ends of the U-shaped tube are connected to the refrigeration component to receive the medium discharged from the refrigeration component and perform heat exchange with the cylinder.

[0011] In a possible implementation, each of the air outlet holes is in a strip-shaped structure extending radially along the cooling disk, and a plurality of the air outlet holes are arranged at intervals along the circumference of the cooling disk.

[0012] In a possible implementation, a boost pipe is provided between the cylinder and the gas pipe; the boost pipe adopts a conical structure, and two ends of the boost pipe are respectively connected to the cylinder and the gas pipe.

[0013] In a possible implementation, the synchronous drive component includes: A plurality of sprockets are coaxially arranged on the plurality of rotating drums in a one-to-one correspondence; A chain wrapped around the outer circumference of some of the sprockets, and the chain is meshed with each of the sprockets on both the inner and outer sides thereof, so that when the chain moves in translation, each of the sprockets rotates synchronously, and two adjacent sprockets rotate in opposite directions; and The driving motor is arranged on the outside of the chain, and its power output shaft is meshed with the chain to drive the chain to move in translation.

[0014] In a possible implementation, a plurality of heat absorbing fins are provided between the end of the drum and the inner wall of the isolation box, and the plurality of heat absorbing fins are arranged on the drum at intervals along the circumference of the drum to absorb heat inside the isolation box.

[0015] In a possible implementation, a guide plate is provided at the opening, and the guide plate is inclined upward or downward along the conveying direction of the nanocrystalline ribbon.

[0016] In the embodiment of the present application, by arranging an isolation box between the tape spraying device and the winding machine, the nanocrystalline ribbon produced by the tape spraying device can enter the interior of the isolation box through the opening on the isolation box; the multiple rotating drums inside the isolation box are used to connect with the front or back side of the nanocrystalline ribbon, so that the nanocrystalline ribbon inside the isolation box is wavy; in the production process of the nanocrystalline ribbon, the multiple rotating drums can be driven to rotate synchronously through a synchronous drive assembly to ensure that during the production process of the nanocrystalline ribbon, each rotating drum can always move synchronously with the nanocrystalline ribbon, thereby increasing the contact surface between each rotating drum and the nanocrystalline ribbon; a guide pipe group is provided inside each rotating drum, and the guide pipe group is connected to the refrigeration component through a liquid inlet pipe and a liquid outlet pipe. When the medium discharged by the refrigeration component enters the guide pipe group through the liquid inlet pipe, the guide pipe group can exchange heat with the surface of the nanocrystalline ribbon on the surface of the rotating drum to achieve the purpose of cooling the nanocrystalline ribbon; the second cooling assembly can cool the nanocrystalline ribbon during the winding process of the nanocrystalline ribbon, reduce the residual temperature of the nanocrystalline ribbon after winding, and improve the quality of the nanocrystalline ribbon coil.

[0017] Compared with the prior art, the nanocrystalline ribbon residual temperature cooling device provided in the embodiment of the present application can quickly cool the nanocrystalline ribbon during the production process of the nanocrystalline ribbon, thereby reducing the residual temperature of the nanocrystalline ribbon, improving the toughness of the nanocrystalline ribbon, avoiding the brittleness of the nanocrystalline ribbon due to excessive temperature, and thus improving the yield rate of the nanocrystalline ribbon. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 Schematic diagram of the three-dimensional structure of the nanocrystalline strip residual heat cooling device provided in the embodiment of the present invention Figure 1 ; Figure 2 A schematic diagram of a top view of a residual heat cooling device for nanocrystalline strips provided in an embodiment of the present invention; Figure 3 Schematic diagram of the three-dimensional structure of the nanocrystalline strip residual heat cooling device provided in the embodiment of the present invention Figure 2 ; Figure 4 for Figure 3 A schematic side view of the structure of the nanocrystalline strip residual temperature cooling device shown; Figure 5 For along Figure 4 Schematic diagram of the cross-sectional structure along the AA line; Figure 6 for Figure 5 Schematic diagram of the enlarged structure of the middle I region; Figure 7 Schematic diagram of the three-dimensional structure of the nanocrystalline strip residual heat cooling device provided in the embodiment of the present invention Figure 3 ; Figure 8 A schematic diagram of the three-dimensional structure of a branch pipe used in an embodiment of the present invention; Fig. 9 A schematic diagram of the three-dimensional structure of a connecting member used in an embodiment of the present invention; Fig.10 A schematic diagram of the three-dimensional structure of a cooling plate used in an embodiment of the present invention; Among them, the reference numerals in the figure are: 1. Isolation box; 11. Guide plate; 2. Rotating drum; 21. Connecting piece; 211. Sealing ring; 22. Heat absorbing fin; 3. Synchronous drive assembly; 31. Sprocket; 32. Chain; 33. Driving motor; 41. Branch pipe; 51. Liquid inlet pipe; 52. Liquid outlet pipe; 6. Refrigeration assembly; 7. Second cooling assembly; 71. Cylinder; 72. Cooling plate; 721. Air outlet; 73. Fan; 74. Air supply pipe; 75. Booster pipe; 76. U-shaped pipe; 8. Nanocrystalline strip; 9. Winding machine. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0021] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0022] It should be understood that the orientation or position relationship indicated by terms such as "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0023] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0024] Please also read Figures 1 to 10 The nanocrystalline ribbon residual temperature cooling device provided by the present application is now described. The nanocrystalline ribbon residual temperature cooling device comprises a first cooling component for reducing the temperature of the nanocrystalline ribbon 8 between the ribbon spraying device and the winding machine 9, and a second cooling component 7 for reducing the temperature of the nanocrystalline ribbon 8 on the winding machine 9; wherein the first cooling component comprises an isolation box 1, a plurality of rotating drums 2, a synchronous drive component 3, a refrigeration component 6 and a plurality of guide pipe groups.

[0025] It should be noted that the winding speed of the winding machine 9 is kept the same as the belt spraying speed of the belt spraying device to ensure that the nanocrystalline belt 8 will not be torn apart due to speed inconsistency during the winding process.

[0026] The isolation box 1 is used to be installed between the spray tape device and the winder 9, and openings for the nanocrystalline strip 8 to pass through are provided on the sides facing the spray tape device and the winder 9; the isolation box 1 is made of metal material, and the inner wall of the isolation box 1 has a thermal insulation layer to reduce the heat exchange between the isolation box 1 and the outside, thereby reducing the high temperature of the nanocrystalline strip 8 transferred to the factory building, thereby improving the comfort of the factory building.

[0027] Multiple rotating drums 2 are arranged in parallel along the axial direction of the opening in the isolation box 1, each rotating drum 2 is perpendicular to the axial direction of the opening, and is rotatably connected to the isolation box 1; both ends of each rotating drum 2 can be connected to the isolation seat through a bearing seat; the outer peripheral wall of each rotating drum 2 is used to connect with the front or back side of the nanocrystalline strip 8, so that part of the nanocrystalline strip 8 in the isolation box 1 is wavy, thereby achieving the purpose of increasing the contact area between the nanocrystalline strip 8 and the multiple rotating drums 2.

[0028] The synchronous drive component 3 is connected to the multiple rotating drums 2 in transmission, and is used to drive the multiple rotating drums 2 to rotate synchronously; the synchronous drive component 3 can adopt a chain transmission structure or a belt transmission structure; and the synchronous drive component 3 can pre-set a value, which is required to ensure that the rotation speed of the multiple rotating drums 2 is the same as the conveying speed of the nanocrystalline strip 8, so as to ensure that the nanocrystalline strip 8 will not be torn apart when passing through the multiple rotating drums 2.

[0029] The refrigeration component 6 is arranged on the outside of the isolation box 1, and is used to receive and reduce the temperature of the medium, and to discharge the medium to the outside; the refrigeration component 6 can adopt a refrigerator, and the medium inside the refrigerator can adopt liquid nitrogen, low-temperature water and other cooling liquids for continuous heat exchange with high-temperature objects.

[0030] A plurality of flow guide pipe groups are arranged one by one in a plurality of rotating drums 2, and each flow guide pipe group is connected with a liquid outlet pipe 52 and a liquid inlet pipe 51 which are connected with the refrigeration component 6; the medium discharged by the refrigeration component 6 can enter the corresponding flow guide pipe group through the liquid inlet pipe 51, and after heat exchange with the rotating drum 2, the medium with increased temperature flows back to the inside of the refrigeration component 6 through the liquid outlet pipe 52, and is cooled and recycled again; among them, liquid refrigeration has the advantages of efficient heat dissipation, energy saving and environmental protection, and low noise.

[0031] When the medium discharged from the refrigeration component 6 enters the guide tube group through the liquid inlet pipe 51, the guide tube group can exchange heat with the surface of the nanocrystalline strip 8 on the surface of the drum 2, thereby reducing the residual temperature of the nanocrystalline strip 8 and improving the yield rate of the nanocrystalline strip 8.

[0032] In the embodiment of the present application, by arranging the isolation box 1 between the tape spraying device and the winder 9, the nanocrystalline ribbon 8 produced by the tape spraying device can enter the interior of the isolation box 1 through the opening on the isolation box 1; the multiple rotating drums 2 inside the isolation box 1 are used to connect with the front or back side of the nanocrystalline ribbon 8, so that the nanocrystalline ribbon 8 inside the isolation box 1 is wavy; during the production process of the nanocrystalline ribbon 8, the multiple rotating drums 2 can be driven to rotate synchronously through the synchronous drive assembly 3 to ensure that during the production process of the nanocrystalline ribbon 8, each rotating drum 2 can always move synchronously with the nanocrystalline ribbon 8, thereby providing The contact surface between each rotating drum 2 and the nanocrystalline ribbon 8 is increased; each rotating drum 2 is provided with a guide tube group inside, and the guide tube group is connected to the refrigeration component 6 through the liquid inlet pipe 51 and the liquid outlet pipe 52. When the medium discharged by the refrigeration component 6 enters the guide tube group through the liquid inlet pipe 51, the guide tube group can exchange heat with the surface of the nanocrystalline ribbon 8 on the surface of the rotating drum 2 to achieve the purpose of cooling the nanocrystalline ribbon 8; the second cooling component 7 can cool the nanocrystalline ribbon 8 during the winding process of the nanocrystalline ribbon 8, reduce the residual temperature of the nanocrystalline ribbon 8 after winding, and improve the quality of the nanocrystalline ribbon coil.

[0033] Compared with the prior art, the nanocrystalline ribbon residual temperature cooling device provided in the embodiment of the present application can quickly cool the nanocrystalline ribbon 8 during the production process of the nanocrystalline ribbon 8, thereby reducing the residual temperature of the nanocrystalline ribbon 8, improving the toughness of the nanocrystalline ribbon 8, avoiding the brittleness of the nanocrystalline ribbon 8 due to excessive temperature, and thus improving the yield rate of the nanocrystalline ribbon 8.

[0034] In some embodiments, the above-mentioned flow guide tube group can be used as follows Figure 5 and Figure 8 The structure shown, see Figure 5 and Figure 8 The flow guide pipe group includes multiple branch pipes 41.

[0035] A plurality of branch pipes 41 are arranged at intervals along the circumference of the drum 2 inside the drum 2, so that the cooling rates of various parts of the drum 2 remain consistent; each branch pipe 41 extends along the axial direction of the drum 2, and both ends of each branch pipe 41 are respectively connected to the liquid outlet pipe 52 and the liquid inlet pipe 51; each branch pipe 41 adopts a serpentine pipe structure that bends and extends along the axial direction of the drum 2 to increase the heat exchange area between each branch pipe 41 and the drum 2, thereby improving the cooling efficiency of the drum 2.

[0036] In some embodiments, the drum 2 may be used as follows: Figures 1 to 6 and Fig. 9 The structure shown, see Figures 1 to 6 and Fig. 9 The drum 2 also includes two connecting parts 21.

[0037] Two connecting members 21 are respectively arranged at two ends of the rotating drum 2 , each connecting member 21 is rotatably connected to the rotating drum 2 along the axial direction of the rotating drum 2 , and each connecting member 21 is communicated with each branch pipe 41 on the same side.

[0038] Each connector 21 is also fixedly connected to the liquid outlet pipe 52 or the liquid inlet pipe 51 on the same side, and a sealing ring 211 is provided between each connector 21 and the drum 2; the sealing ring 211 can be a rotating sealing ring, which can seal between two parts that rotate with each other.

[0039] When the drum 2 rotates, both ends of the drum 2 are rotatably connected to the connecting piece 21 respectively, and the sealing ring 211 on the connecting piece 21 can ensure that the medium discharged from the refrigeration assembly 6 will not flow out from the gap between the drum 2 and the connecting piece 21 during the rotation of the drum 2.

[0040] In some embodiments, the second cooling assembly 7 may be configured as follows: Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 7 and Fig.10 The structure shown, see Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 7 and Fig.10 The second cooling assembly 7 includes a cylinder 71 and a cooling plate 72 .

[0041] The cylinder 71 can be made of a metal material with a high thermal conductivity; the cylinder 71 has a fan 73 inside, and the fan 73 is used to form an airflow through the cylinder 71; the rotation speed of the fan 73 can be adjusted in real time according to production needs; the fan 73 can suck the outside air into the cylinder 71, and then output it to the outlet end of the cylinder 71 after being accelerated by the fan 73.

[0042] The cooling plate 72 is coaxially arranged on the winder 9, and the cooling plate 72 is sleeved on the winding shaft of the winder 9. In the process of the winder 9 winding the nanocrystalline strip 8, the side of the nanocrystalline strip 8 can be connected with the side of the cooling plate 72 facing the nanocrystalline strip 8, so as to realize the contact heat exchange between the cooling plate 72 and the nanocrystalline strip 8, so as to achieve the purpose of reducing the temperature of the nanocrystalline strip 8. The cooling plate 72 adopts an internal hollow structure, and the interior of the cooling plate 72 is connected with the interior of the cylinder 71 through the air delivery pipe 74 to receive the air discharged from the cylinder 71. airflow; and, the cooling disk 72 has a plurality of air outlet holes 721 that penetrate toward the nanocrystalline ribbon 8; the shape of the air outlet holes 721 can be circular or elongated; in the process of the winder 9 winding up the nanocrystalline ribbon 8, the airflow inside the cooling disk 72 can be blown to between two adjacent layers of the nanocrystalline ribbon 8 in the winding process through the plurality of air outlet holes 721, and the airflow can exchange heat with the nanocrystalline ribbon 8, so that the temperature of the nanocrystalline ribbon 8 is carried away by the airflow, so as to achieve the purpose of reducing the temperature of the nanocrystalline ribbon 8 at the winder 9.

[0043] In some embodiments, the cylinder 71 may be formed as follows: Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 7 The structure shown, see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 7 The cylinder 71 is fixedly arranged on the surface of the refrigeration assembly 6 , and a plurality of U-shaped tubes 76 surround the outer circumference of the cylinder 71 .

[0044] Among them, both ends of the U-shaped tube 76 are connected to the refrigeration component 6 to receive the medium discharged from the refrigeration component 6 and exchange heat with the cylinder 71; when the medium discharged from the cooling component enters the U-shaped tube 76, the temperature of the U-shaped tube 76 can be reduced, thereby reducing the temperature of the cylinder 71 connected to the U-shaped tube 76, so that the temperature of the gas entering the cylinder 71 can be reduced; after the airflow discharged from the cylinder 71 is cooled by multiple U-shaped tubes 76, the cooling effect of the cooling plate 72 can be improved.

[0045] It should be noted that the staff can control the flow rate of the medium entering each U-shaped tube 76 or control the closure of some U-shaped tubes 76 to achieve the purpose of controlling the temperature of the gas inside the cylinder 71.

[0046] In some embodiments, the vent hole 721 may be formed as follows: Figure 1 , Figure 3 , Figure 4 , Figure 7 and Fig.10 The structure shown, see Figure 1 , Figure 3 , Figure 4 , Figure 7 and Fig.10 Each of the air outlet holes 721 is in a strip-shaped structure extending radially along the cooling disk 72 , and a plurality of air outlet holes 721 are arranged at intervals along the circumference of the cooling disk 72 .

[0047] By adopting the above technical solution, during the process of the winder 9 winding the nanocrystalline strip 8, as the diameter of the nanocrystalline strip 8 increases, each strip-shaped air outlet 721 can always keep discharging cooling gas, thereby preventing the nanocrystalline strip 8 from clogging the air outlet 721.

[0048] In some embodiments, the cylinder 71 may be formed as follows: Figure 7 The structure shown, see Figure 7 A boost pipe 75 is provided between the cylinder 71 and the gas pipe 74; the boost pipe 75 adopts a conical structure, and the two ends of the boost pipe 75 are respectively connected to the cylinder 71 and the gas pipe 74; when the airflow enters the boost pipe 75, as the diameter of the boost pipe 75 decreases, the speed of the airflow will increase; the above principle is that when the gas or liquid flows through the conical pipe, due to the rapid change in the width of the pipeline, the gas or liquid forms a high-speed flow area in the narrower part, thereby achieving the purpose of pressurizing the internal gas or liquid.

[0049] In some embodiments, the synchronous drive assembly 3 may be configured as follows: Figures 1 to 4 The structure shown, see Figures 1 to 4 The synchronous driving assembly 3 includes a plurality of sprockets 31 , a chain 32 and a driving motor 33 .

[0050] A plurality of sprockets 31 are coaxially arranged on a plurality of rotating drums 2 in a one-to-one correspondence; each sprocket 31 is located outside the isolation box 1 .

[0051] The chain 32 is wrapped around the outer circumference of several sprockets 31 , and the chain 32 is meshed with each sprocket 31 on both sides thereof, so that when the chain 32 moves in translation, each sprocket 31 rotates synchronously, and two adjacent sprockets 31 rotate in opposite directions.

[0052] The driving motor 33 is arranged on the outside of the chain 32, and its power output shaft is meshed with the chain 32 or coaxially connected to one of the sprockets 31 to drive the chain 32 to move horizontally so that each sprocket 31 rotates synchronously; wherein, the chain drive has the advantages of high transmission efficiency, strong overload capacity, low cost and easy maintenance.

[0053] In some embodiments, the drum 2 may be used as follows: Figure 3 , Figure 4 and Figure 5 The structure shown, see Figure 3 , Figure 4 and Figure 5 A plurality of heat absorbing fins 22 are provided between the end of the drum 2 and the inner wall of the isolation box 1 , and the plurality of heat absorbing fins 22 are arranged on the drum 2 at intervals along the circumference of the drum 2 to absorb the heat inside the isolation box 1 .

[0054] The nanocrystalline ribbon 8 produced by the ribbon spraying equipment has a relatively high temperature, part of which is transferred to the inside of the isolation box 1. The heat inside the isolation box 1 can be transferred to the drum 2 through the multiple heat-absorbing fins 22 at both ends of the drum 2, thereby reducing the temperature inside the isolation box 1.

[0055] In some embodiments, the isolation box 1 can be used as follows Figure 1 and Figure 2 The structure shown, see Figure 1 and Figure 2 A guide plate 11 is provided at the opening, and the guide plate 11 is inclined upward or downward along the conveying direction of the nanocrystalline ribbon 8; during the production process of the nanocrystalline ribbon 8, due to the vibration of the equipment, the nanocrystalline ribbon 8 may come into contact with the opening on the isolation box 1, thereby there is a risk of scratching the nanocrystalline ribbon 8; the outer surface of the guide plate 11 is smoothed to ensure that the nanocrystalline ribbon 8 will not be scratched during the movement, thereby improving the quality and yield of the nanocrystalline ribbon 8.

[0056] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A nanocrystalline strip residual heat cooling device, characterized in that: The invention comprises a first cooling component for reducing the temperature of the nanocrystalline ribbon (8) between the ribbon spraying device and the winding machine (9), and a second cooling component (7) for reducing the temperature of the nanocrystalline ribbon (8) on the winding machine (9); wherein the first cooling component comprises: An isolation box (1) is used to be installed between a tape spraying device and a winding machine (9), and the sides facing the tape spraying device and the winding machine (9) are both provided with openings for allowing the nanocrystalline tape (8) to pass through; A plurality of rotating drums (2) are arranged in parallel in the isolation box (1) along the axial direction of the opening, each of the rotating drums (2) is perpendicular to the axial direction of the opening and is rotatably connected to the isolation box (1); the outer peripheral wall of each rotating drum (2) is used to contact the front or back side of the nanocrystalline strip (8), so that part of the nanocrystalline strip (8) in the isolation box (1) is wavy; A synchronous driving assembly (3) is drivingly connected to the plurality of rotating drums (2) and is used to drive the plurality of rotating drums (2) to rotate synchronously; A refrigeration component (6) is arranged outside the isolation box (1) and is used to receive and reduce the temperature of the medium and discharge the medium to the outside; and A plurality of flow guide pipe groups are arranged in a one-to-one correspondence in the plurality of rotating drums (2), and each of the flow guide pipe groups is connected to a liquid outlet pipe (52) and a liquid inlet pipe (51) which are in communication with the refrigeration assembly (6); When the medium discharged from the refrigeration component (6) enters the guide tube group through the liquid inlet pipe (51), the guide tube group can exchange heat with the surface of the nanocrystalline strip (8) on the surface of the drum (2).

2. The nanocrystalline strip residual heat cooling device according to claim 1, characterized in that: The flow guide tube group comprises: A plurality of branch pipes (41) are arranged inside the rotating drum (2) at intervals along the circumference of the rotating drum (2); each branch pipe (41) extends along the axial direction of the rotating drum (2), and both ends of each branch pipe (41) are respectively connected to the liquid outlet pipe (52) and the liquid inlet pipe (51).

3. The nanocrystalline ribbon residual heat cooling device according to claim 2, characterized in that: The rotating drum (2) further comprises: Two connecting members (21) are respectively arranged at two ends of the rotating drum (2), each of the connecting members (21) is connected to the rotating drum (2) for rotation along the axial direction of the rotating drum (2), and each of the connecting members (21) is connected to each of the branch pipes (41) on the same side; Each of the connecting pieces (21) is also fixedly connected to the liquid outlet pipe (52) or the liquid inlet pipe (51) on the same side, and a sealing ring (211) is provided between each of the connecting pieces (21) and the rotating drum (2).

4. The nanocrystalline ribbon residual heat cooling device according to claim 1, characterized in that: The second cooling component (7) comprises: A cylinder (71); a fan (73) is provided inside the cylinder (71), and the fan (73) is used to form an airflow through the cylinder (71); and A cooling plate (72) is coaxially arranged on the winding machine (9); the cooling plate (72) adopts an internal hollow structure, and the interior of the cooling plate (72) is connected to the interior of the cylinder (71) through an air pipe (74) to receive the air flow discharged from the cylinder (71); and the cooling plate (72) has a plurality of air outlet holes (721) that pass through toward the nanocrystalline strip (8).

5. The nanocrystalline ribbon residual heat cooling device according to claim 4, characterized in that: The cylinder (71) is fixedly arranged on the surface of the refrigeration assembly (6), and a plurality of U-shaped tubes (76) surround the outer circumference of the cylinder (71); Wherein, both ends of the U-shaped tube (76) are connected to the refrigeration component (6) to receive the medium discharged from the refrigeration component (6) and to perform heat exchange with the cylinder (71).

6. The nanocrystalline ribbon residual heat cooling device according to claim 4, characterized in that: Each of the air outlet holes (721) is in a strip-shaped structure extending radially along the cooling disk (72), and a plurality of the air outlet holes (721) are arranged at intervals along the circumference of the cooling disk (72).

7. The nanocrystalline ribbon residual heat cooling device according to claim 4, characterized in that: A boost pipe (75) is provided between the cylinder (71) and the gas delivery pipe (74); the boost pipe (75) has a conical structure, and two ends of the boost pipe (75) are respectively connected to the cylinder (71) and the gas delivery pipe (74).

8. The nanocrystalline ribbon residual heat cooling device according to claim 1, characterized in that: The synchronous drive component (3) comprises: A plurality of sprockets (31) are coaxially arranged one by one on the plurality of rotating drums (2); A chain (32) is wrapped around the outer periphery of a plurality of the sprockets (31), and the chain (32) is meshed with each of the sprockets (31) on its inner and outer sides, so that when the chain (32) moves in translation, each of the sprockets (31) rotates synchronously, and two adjacent sprockets (31) rotate in opposite directions; and The driving motor (33) is arranged outside the chain (32), and its power output shaft is meshed with the chain (32) to drive the chain (32) to move in translation.

9. The nanocrystalline ribbon residual heat cooling device according to claim 1, characterized in that: A plurality of heat absorbing fins (22) are provided between the end of the rotating drum (2) and the inner wall of the isolation box (1), and the plurality of heat absorbing fins (22) are arranged on the rotating drum (2) at intervals along the circumference of the rotating drum (2) to absorb heat inside the isolation box (1).

10. The nanocrystalline ribbon residual heat cooling device according to claim 1, characterized in that: A guide plate (11) is provided at the opening, and the guide plate (11) is inclined upward or downward along the conveying direction of the nanocrystalline strip (8).

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