Double-roller coaxial winder

Abstract

The utility model relates to the technical field of wire winding and unwinding, in particular to a double-roller coaxial winder which comprises a shell, a base plate, a positioning assembly, a winding roll, a first torsional spring roller, a second torsional spring roller and a wire leading assembly. The base plate is arranged in the shell, and the positioning assembly is arranged on the base plate and used for rotating and positioning the winding roll. The winding roll is arranged on the base plate, a winding groove and a coil spring groove are formed in the winding roll, a torsional spring element is arranged between the first torsional spring roller and the second torsional spring roller for connection, the torsional spring element is provided with a torsional spring connecting ring, and the torsional spring connecting ring is arranged in the coil spring groove so as to drive the winding roll to rotate; the wire leading assembly is arranged on one side of the shell and used for guiding the connecting wire in the wire winding groove. Through the arrangement of the positioning assembly, accurate control over the rotating position of the winding roll is achieved. Not only is the accuracy of the winder in the process of storing and releasing the connecting line improved, but also the problems of winding, blocking and the like of the connecting line caused by position deviation are avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of wire reeling and unreeling, in particular to a double-roller coaxial wire winder. Background Art

[0002] A cable reel, also known as a hose reel, cable winder, reel, or drum, is a device widely used across a wide range of industries and fields. Its primary function is to wind up metallic or non-metallic materials, such as cables, hoses, sheet metal, steel pipes, plastic pipes, and paper, for transport and storage. Its operating principle is simple and efficient: it reels the material onto a spindle.

[0003] When it comes to cable management, a cable reel can be used to wind up, store, and protect cables, as well as quickly release them when needed. It primarily consists of a motor, reel, housing, power supply, and control components. The reel, a key component made of metal or plastic, neatly winds the cables. The motor drives the reel, while the housing protects the entire device.

[0004] Due to design reasons, the existing cable reel structure has low precision in controlling the rotation of the cable reel, which affects the accuracy of receiving and releasing the connecting cable. Therefore, it is necessary to make new improvements to the existing cable reel structure. Utility Model Content

[0005] To address these issues, the present invention utilizes a positioning assembly to precisely control the rotational position of the cable reel. This not only improves the accuracy of the reel when receiving and releasing the cable, but also prevents cable entanglement and jamming caused by positional offset.

[0006] The technical solution adopted by the utility model is: a double-roller coaxial wire reel, including a shell, a base plate, a positioning assembly, a wire reel, a first torsion spring roller, a second torsion spring roller and a lead assembly; the base plate is arranged in the shell, the positioning assembly is arranged on the base plate, and is used for rotating and positioning the wire reel; the wire reel is arranged on the base plate, the wire reel is provided with a wire winding groove and a winding spring groove, a torsion spring element is provided between the first torsion spring roller and the second torsion spring roller, the torsion spring element is provided with a torsion spring connecting ring, the torsion spring connecting ring is arranged in the winding spring groove to drive the wire reel to rotate; the lead assembly is arranged on one side of the shell for guiding the connecting wire in the winding groove.

[0007] A further improvement to the above scheme is that the outer shell includes a bottom shell and an upper cover, a support mounting platform is provided on the bottom shell, the substrate is provided on the support mounting platform, the first torsion spring roller and the second torsion spring roller are both provided on the substrate, and the first torsion spring roller, the second torsion spring roller and the winding reel are distributed in a triangular shape.

[0008] A further improvement to the above solution is that an assembly slot is provided on one side of the bottom shell, an assembly fixing plate is provided on the assembly slot, and the assembly fixing plate is used for fixing the bottom shell.

[0009] A further improvement to the above solution is that the upper cover is provided with a rotation positioning ring, and the rotation positioning ring is used for peripheral installation and positioning of the cable reel.

[0010] A further improvement to the above scheme is that the positioning assembly includes a positioning swing arm and a positioning connecting column; one end of the positioning swing arm is hinged to the base plate, and an arc-shaped groove is provided on the base plate. The positioning connecting column is provided at one end of the positioning swing arm and is located in the arc-shaped groove. The winding reel is provided with a positioning slide groove, and the positioning slide groove is provided with a positioning V-shaped groove and a guide groove. The positioning V-shaped groove is used to position the positioning connecting column, and the guide groove is used to connect the positioning slide groove and the positioning V-shaped groove for guiding the positioning connecting column.

[0011] A further improvement to the above solution is that the positioning connecting column includes a fixed rod and a movable rod, the movable rod is arranged in the fixed rod and is provided with a spring to ensure that the movable rod remains in contact with the bottom of the positioning slot.

[0012] A further improvement to the above solution is that the cable reel is provided with a rotating shaft, and the rotating shaft is used to rotate the cable reel and install it on the substrate.

[0013] A further improvement to the above solution is that the first torsion spring roller and the second torsion spring roller are both rotatably arranged on the substrate; and the torsion spring element rotates following the first torsion spring roller and the second torsion spring roller.

[0014] A further improvement to the above scheme is that the lead assembly includes a lead sleeve, a buffer element, a pulling element and a fixing element, the lead sleeve is arranged on one side of the housing for leading out the connecting wire, the buffer element is arranged between the pulling element and the lead sleeve, the pulling element is used to pull the connecting wire out from the winding reel, and the fixing element is arranged on one side of the pulling element.

[0015] A further improvement to the above solution is that a hinge portion is provided on one side of the wire pulling element, a hinge groove is provided on the fixing element, the hinge groove is used to cooperate with the hinge portion, and a fixing hole is provided on the fixing element.

[0016] The beneficial effects of the utility model are:

[0017] Compared to existing cable reels, the present invention utilizes a rationally designed baseboard within the housing, providing a stable support platform for other components and ensuring the stability and durability of the entire cable reel structure. As the core support structure, the baseboard effectively distributes the forces acting on various components, extending the product's service life. Furthermore, the positioning assembly enables precise control of the cable reel's rotational position. This design not only improves the accuracy of the cable reel when receiving and releasing the cable, but also prevents cable entanglement and jamming caused by misalignment, enhancing the user experience. Furthermore, the cable reel's cable trough and spring groove facilitate orderly cable storage and the installation of the torsion spring element. The cable trough ensures that the cable remains neatly arranged during winding, avoiding tangling. The spring groove perfectly fits the torsion spring connection ring, allowing the torsion spring element to stably drive the cable reel's rotation, achieving automatic cable collection and release. Furthermore, the first and second torsion spring rollers are connected by a torsion spring element. This design leverages the torsion spring's energy storage properties, ensuring that the cable reel maintains a certain tension and stability when releasing the cable. The torsion spring connection ring further enhances the fit between the torsion spring element and the winding spring slot, improving the overall performance of the reel. Finally, the wire guide assembly allows the connecting wire in the winding slot to be smoothly guided to the desired position, greatly improving the ease of use of the connecting wire. This design not only improves the practicality of the reel, but also provides users with a smoother and more comfortable experience. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a three-dimensional schematic diagram of the double-roller coaxial wire winder of the utility model;

[0019] Figure 2 for Figure 1 Exploded diagram of the double-roller coaxial reel;

[0020] Figure 3 for Figure 1 An exploded diagram of the double-roller coaxial reel from another perspective;

[0021] Figure 4 for Figure 1 Schematic diagram of the structure of the double-roller coaxial winder;

[0022] Figure 5 for Figure 1 Schematic diagram of the structure of the double-roller coaxial winder.

[0023] Explanation of the accompanying drawings: outer shell 1, bottom shell 11, assembly slide 111, assembly fixing plate 112, upper cover 12, rotating positioning ring 121, support mounting platform 13, base plate 2, arc-shaped groove 21, positioning assembly 3, positioning swing arm 31, positioning connecting column 32, fixing rod 321, movable rod 322, winding reel 4, winding groove 41, winding spring groove 42, positioning slide 43, positioning V-shaped groove 431, guide groove 432, rotating shaft 44, first torsion spring roller 5, second torsion spring roller 6, lead assembly 7, lead sleeve 71, buffer element 72, wire pulling element 73, hinged part 731, fixing element 74, hinged groove 741, fixing hole 742, torsion spring element 8, torsion spring connecting ring 81. DETAILED DESCRIPTION

[0024] To facilitate understanding of the present invention, a more comprehensive description of the present invention will be provided below with reference to the accompanying drawings. The drawings illustrate preferred embodiments of the present invention. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to facilitate a more thorough and comprehensive understanding of the disclosure of the present invention.

[0025] It should be noted that when an element is referred to as being “fixed to” another element, it may be directly on the other element or there may be an intermediate element. When an element is referred to as being “connected to” another element, it may be directly connected to the other element or there may be an intermediate element.

[0026] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0027] like Figures 1 to 5As shown, in one embodiment of the present invention, a dual-roller coaxial wire reel is provided, comprising a housing 1, a base plate 2, a positioning assembly 3, a wire reel 4, a first torsion spring roller 5, a second torsion spring roller 6, and a lead assembly 7; the base plate 2 is arranged in the housing 1, the positioning assembly 3 is arranged on the base plate 2, and is used for rotating and positioning the wire reel 4; the wire reel 4 is arranged on the base plate 2, and is provided with a wire reel groove 41 and a spring reel groove 42; a torsion spring element 8 is provided between the first torsion spring roller 5 and the second torsion spring roller 6, and the torsion spring element 8 is provided with a torsion spring connecting ring 81, and the spring connecting ring 81 is arranged in the spring reel groove 42 to drive the wire reel 4 to rotate; the lead assembly 7 is provided on one side of the housing 1 for guiding the connecting wire in the wire reel groove 41. This embodiment provides a stable support platform for other components by rationally arranging the base plate 2 inside the housing 1, thereby ensuring the stability and durability of the entire wire reel structure. As the core support structure, the base plate 2 effectively disperses the forces acting on each component, thereby extending the service life of the product. Secondly, the positioning assembly 3 enables precise control of the rotational position of the cable reel 4. This design not only improves the accuracy of the cable reel when storing and releasing the connecting cable, but also avoids problems such as cable entanglement and jamming caused by positional offset, thereby improving the user experience. Furthermore, the cable reel groove 41 and spring groove 42 on the cable reel 4 facilitate the orderly storage of the connecting cable and the installation of the torsion spring element 8. The cable reel groove 41 ensures that the connecting cable remains neatly arranged during the winding process, avoiding confusion; while the spring groove 42 perfectly adapts to the torsion spring connecting ring 81, allowing the torsion spring element 8 to stably drive the cable reel 4 to rotate, achieving automatic storage and release of the connecting cable. In addition, the first torsion spring roller 5 and the second torsion spring roller 6 are connected by the torsion spring element 8. This design fully utilizes the energy storage properties of the torsion spring, allowing the cable reel to maintain a certain tension and stability when releasing the connecting cable. The provision of the torsion spring connecting ring 81 further enhances the fit between the torsion spring element 8 and the spring groove 42, improving the overall performance of the cable reel. Finally, the arrangement of the lead assembly 7 allows the connecting wire in the winding groove 41 to be smoothly guided to the desired position, greatly improving the convenience of using the connecting wire. This design not only improves the practicality of the reel, but also provides users with a smoother and more comfortable use experience.

[0028] The outer shell 1 includes a bottom shell 11 and an upper cover 12. The bottom shell 11 is provided with a support mounting platform 13. The substrate 2 is provided on the support mounting platform 13. The first torsion spring roller 5 and the second torsion spring roller 6 are both provided on the substrate 2. The first torsion spring roller 5 and the second torsion spring roller 6 and the cable reel 4 are distributed in a triangular pattern. Specifically, an assembly slide 111 is provided on one side of the bottom shell 11. An assembly fixing plate 112 is provided on the assembly slide 111. The assembly fixing plate 112 is used for fixing the bottom shell 11. The upper cover 12 is provided with a rotating positioning ring 121. The rotating positioning ring 121 is used for peripheral installation and positioning of the cable reel 4. In this embodiment, the outer shell 1 is composed of the bottom shell 11 and the upper cover 12, which provides a stable and protective installation environment for the internal components. The support mounting platform 13 cleverly provided on the bottom shell 11 not only ensures the stability of the installation of the substrate 2, but also optimizes the compactness of the overall structure. This design enables the base plate 2 to stably support the first torsion spring roller 5 and the second torsion spring roller 6, thereby ensuring the stability and reliability of the cable reel during operation. The first torsion spring roller 5, the second torsion spring roller 6 and the cable reel 4 are distributed in a triangular pattern. This layout not only helps to evenly distribute the forces, but also improves the mechanical properties and durability of the cable reel. This design enables the cable reel to remain stable when subjected to large tension, effectively extending its service life. In addition, the assembly slide 111 and the assembly fixing plate 112 provided on one side of the bottom shell 11 provide great convenience for the fixed installation of the bottom shell 11. This modular design makes the cable reel more efficient during installation and disassembly, and reduces maintenance costs. The rotating positioning ring 121 on the upper cover 12 realizes the precise installation and positioning of the outer periphery of the cable reel 4, ensuring the stability and accuracy of the cable reel 4 during rotation. This design not only improves the ease of operation of the cable reel, but also makes the winding process smoother and more efficient.

[0029] The positioning assembly 3 includes a positioning swing arm 31 and a positioning connecting column 32; one end of the positioning swing arm 31 is hinged to the base plate 2, and the base plate 2 is provided with an arc-shaped groove 21. The positioning connecting column 32 is provided at one end of the positioning swing arm 31 and is located in the arc-shaped groove 21. The cable reel 4 is provided with a positioning slide 43, and the positioning slide 43 is provided with a positioning V-shaped groove 431 and a guide groove 432. The positioning V-shaped groove 431 is used to position the positioning connecting column 32, and the guide groove 432 is used to connect the positioning slide 43 and the positioning V-shaped groove 431 to guide the positioning connecting column 32. Specifically, the positioning connecting column 32 includes a fixed rod 321 and a movable rod 322. The movable rod 322 is provided in the fixed rod 321 and is provided with a spring (not shown in the figure) to ensure that the movable rod 322 maintains contact with the bottom of the positioning slide 43. In this embodiment, the hinged design between the positioning swing arm 31 and the base plate 2 gives the swing arm a certain degree of freedom, allowing it to be adaptively adjusted according to different work requirements. At the same time, the use of the arc-shaped groove 21 on the base plate 2 in conjunction with the positioning connecting column 32 further enhances the stability and accuracy of the swing arm during the positioning process. Secondly, the innovative design of the positioning connecting column 32 - including the fixed rod 321 and the movable rod 322, as well as the built-in spring mechanism, enables the movable rod 322 to always maintain contact with the bottom of the positioning slide 43. This design not only improves the positioning accuracy, but also ensures that the positioning connecting column 32 can quickly return to the correct position when subjected to external force, thereby effectively avoiding winding confusion or equipment failure caused by position deviation. In addition, the positioning V-groove 431 and the guide groove 432 design in the positioning slide 43 provide a clear guide and positioning point for the positioning connecting column 32. The positioning V-groove 431 can ensure the stability and accuracy of the connecting column during the positioning process, while the guide groove 432 plays a role of connection and transition, so that the connecting column can smoothly enter the positioning V-groove 431 from the guide groove 432 to complete the entire positioning process.

[0030] The cable reel 4 is provided with a rotating shaft 44, which is used to rotatably mount the cable reel 4 on the base plate 2. The first torsion spring roller 5 and the second torsion spring roller 6 are both rotatably mounted on the base plate 2; the torsion spring element 8 rotates with the first torsion spring roller 5 and the second torsion spring roller 6. In this embodiment, the cable reel 4 is cleverly mounted on the base plate 2 via the rotating shaft 44, achieving flexible and stable rotation. The rotation of the first torsion spring roller 5 and the second torsion spring roller 6 is arranged above the base plate 2, providing solid support for the operation of the torsion spring element 8. The torsion spring element 8 operates in conjunction with the rotation of the two torsion spring rollers, effectively storing and releasing energy, thereby achieving the automatic winding and releasing function of the cable reel.

[0031] The lead assembly 7 includes a lead sleeve 71, a buffer element 72, a wire pulling element 73, and a fixing element 74. The lead sleeve 71 is arranged on one side of the housing 1 for leading out the connecting wire. The buffer element 72 is arranged between the wire pulling element 73 and the lead sleeve 71. The wire pulling element 73 is used to pull the connecting wire out of the reel 4. The fixing element 74 is arranged on one side of the wire pulling element 73. Specifically, a hinge portion 731 is provided on one side of the wire pulling element 73. The fixing element 74 is provided with a hinge groove 741. The hinge groove 741 is used to cooperate with the hinge portion 731. The fixing element 74 is provided with a fixing hole 742. In this embodiment, the provision of the lead sleeve 71 facilitates the orderly leading out of the connecting wire from the side of the housing 1, ensuring smooth and convenient electrical connection. The introduction of the buffer element 72 effectively alleviates the impact of the wire pulling element 73 on the lead sleeve 71 during operation, reduces the wear caused by frequent pulling, and extends the service life of the assembly. The design of the wire pulling element 73, particularly the hinged portion 731, perfectly matches the hinged slot 741 of the fixed element 74, achieving flexible and stable wire pulling while ensuring uniform distribution and storage of the connecting wire on the cable reel 4. The fixing hole 742 of the fixed element 74 provides a reliable fixing point for the entire assembly, enhancing the installation stability of the assembly on the cable reel.

[0032] The above embodiments merely illustrate several implementations of the present invention. While the descriptions are relatively specific and detailed, they should not be construed as limiting the scope of the present invention. It should be noted that a person skilled in the art would be able to make numerous variations and improvements without departing from the concept of the present invention, all of which fall within the scope of protection of the present invention. Therefore, the scope of protection of the present invention shall be determined by the appended claims.

Claims

1. A double-roller coaxial wire winder, characterized in that: It includes a shell, a substrate, a positioning assembly, a winding reel, a first torsion spring roller, a second torsion spring roller and a lead assembly; the substrate is arranged in the shell, the positioning assembly is arranged on the substrate, and is used for rotating and positioning the winding reel; the winding reel is arranged on the substrate, and the winding reel is provided with a winding groove and a winding spring groove, a torsion spring element is provided between the first torsion spring roller and the second torsion spring roller, the torsion spring element is provided with a torsion spring connecting ring, and the torsion spring connecting ring is arranged in the winding spring groove to drive the winding reel to rotate; the lead assembly is arranged on one side of the shell to guide the connecting wire in the winding groove.

2. The double-roller coaxial wire reel according to claim 1, characterized in that: The shell includes a bottom shell and an upper cover, the bottom shell is provided with a support mounting platform, the substrate is provided on the support mounting platform, the first torsion spring roller and the second torsion spring roller are both provided on the substrate, and the first torsion spring roller, the second torsion spring roller and the winding drum are distributed in a triangular shape.

3. The double-roller coaxial wire reel according to claim 2, characterized in that: One side of the bottom shell is provided with an assembly sliding groove, and an assembly fixing plate is provided on the assembly sliding groove. The assembly fixing plate is used for fixing and installing the bottom shell.

4. The double-roller coaxial wire reel according to claim 3, characterized in that: The upper cover is provided with a rotation positioning ring, and the rotation positioning ring is used for peripheral installation and positioning of the winding reel.

5. The double-roller coaxial wire reel according to claim 1, characterized in that: The positioning assembly includes a positioning swing arm and a positioning connecting column; one end of the positioning swing arm is hinged to the base plate, and an arc-shaped groove is provided on the base plate. The positioning connecting column is provided at one end of the positioning swing arm and is located in the arc-shaped groove. The winding reel is provided with a positioning slide groove, and the positioning slide groove is provided with a positioning V-shaped groove and a guide groove. The positioning V-shaped groove is used to position the positioning connecting column, and the guide groove is used to connect the positioning slide groove and the positioning V-shaped groove for guiding the positioning connecting column.

6. The double-roller coaxial wire reel according to claim 5, characterized in that: The positioning connecting column includes a fixed rod and a movable rod. The movable rod is arranged in the fixed rod and is provided with a spring so that the movable rod keeps in contact with the bottom of the positioning sliding groove.

7. The double-roller coaxial wire reel according to claim 1, characterized in that: The cable reel is provided with a rotating shaft, and the rotating shaft is used to rotate the cable reel and install it on the base plate.

8. The double-roller coaxial wire reel according to claim 7, characterized in that: The first torsion spring roller and the second torsion spring roller are both rotatably arranged on the substrate; the torsion spring element rotates following the first torsion spring roller and the second torsion spring roller.

9. The double-roller coaxial wire winder according to claim 1, characterized in that: The lead assembly includes a lead sleeve, a buffer element, a wire pulling element and a fixing element. The lead sleeve is arranged on one side of the housing for leading out the connecting wire. The buffer element is arranged between the wire pulling element and the lead sleeve. The wire pulling element is used to pull the connecting wire out of the winding reel. The fixing element is arranged on one side of the wire pulling element.

10. The double-roller coaxial wire reel according to claim 9, characterized in that: A hinge portion is provided on one side of the pulling element, a hinge groove is provided on the fixing element, the hinge groove is used to match the hinge portion, and a fixing hole is provided on the fixing element.

Images