Novel receiving coil doubling device
By designing the main shaft, limiting cover, and paralleling disc, combined with fastening screws and a self-locking device, the problem of uneven alloy wire winding was solved, ensuring the density consistency of the receiving coil and improving the electrical performance and product quality of the cochlear implant.
Patent Information
- Application Number
- CN202423287660.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-31
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2034-12-31
AI Technical Summary
In existing technologies, the alloy wire cannot be guaranteed to be uniformly stressed during the winding process, resulting in inconsistent parallel density of the receiving coil, which may lead to knots and affect the electrical performance of the cochlear implant and the product qualification rate.
It adopts a spindle, limit cover and wire winding disc structure, and through the matching design of the wire threading hole and screw hole, combined with fastening screws and self-locking device, it ensures the uniformity of alloy wire winding density and prevents loosening. A ceramic sleeve protective layer is used to reduce wear.
This method achieves uniform density in alloy wire winding, avoids knotting, improves the electrical performance and product qualification rate of cochlear implants, and reduces the risk of wear.
Smart Images
Figure CN223884278U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to hearing function equipment manufacturing technical field, especially a kind of novel receiving coil parallel wire device. BACKGROUND
[0002] The current in the electrical component of cochlear implant is generated by the electromagnetic induction of transmitting coil and receiving coil, and the resistance and inductance of receiving coil are directly related to the parallel wire density of receiving coil, for example, increasing the parallel wire density of receiving coil can reduce resistance and increase current under the same voltage. Therefore, the parallel wire density of receiving coil will affect the current in the circuit, and further affect the sensitivity and stability of receiving coil. At present, most products in the market wind multiple alloy wires together, which can meet the requirements of outer diameter size and the flexibility of coil disc. The specific process is to clamp multiple alloy wires on the equipment, and then wind them together. However, since the length of all wires cannot be guaranteed to be the same when they are straightened, it may cause knotting during winding, which will weaken the electrical performance of cochlear implant and reduce the pass rate of products. Therefore, a new receiving coil parallel wire device needs to be designed to solve the above problems. SUMMARY
[0003] The utility model aims at overcoming the defects of the prior art and providing a new receiving coil parallel wire device to ensure the consistency of the density of alloy wire winding and prevent knotting, so as to ensure the electrical performance of implant and improve the pass rate of products.
[0004] The purpose of the utility model can be achieved by the following technical solutions:
[0005] The utility model provides a new receiving coil parallel wire device, which comprises a main shaft, a limiting cover and a parallel wire disc. One end of the main shaft is connected to the parallel wire disc. A plurality of first screw holes are equally arranged on the side surface of the parallel wire disc. A plurality of threading holes are arranged on the surface of the parallel wire disc perpendicular to the main shaft in the form of equal division of the circumference. The number and position of the threading holes match the first screw holes. The limiting cover is arranged opposite to the parallel wire disc and is fixedly connected to the main shaft. The alloy wires to be parallel wired pass through the threading holes, the parallel wire disc and the limiting cover. The main shaft, the alloy wires to be parallel wired and the parallel wire disc are fixed by screwing the first screw holes with fastening screws.
[0006] Further, the end of the main shaft and the parallel wire disc is hexagonal, and the parallel wire disc is provided with a matching hexagonal hole.
[0007] Further, six screw holes are equally arranged on the side surface of the parallel wire disc.
[0008] Further, the fastening screw is matched with a self-locking device.
[0009] Further, the fastening screw is provided with a gasket near one end of the main shaft.
[0010] Further, the side surface of the limiting cover is provided with a plurality of second screw holes, and the main shaft and the limiting cover are fixedly connected through the screwing of machine screws with the second screw holes.
[0011] Further, the machine screw is matched with a self-locking device.
[0012] Further, the machine screw is provided with a gasket near one end of the main shaft.
[0013] Further, the hole wall of the threading hole is provided with a protective layer.
[0014] Further, the protective layer is a ceramic sleeve.
[0015] Compared with the prior art, the novel receiving coil parallel winding device has the following advantages:
[0016] 1. The novel receiving coil parallel winding device comprises a main shaft, a limiting cover and a parallel winding disc, one end of the main shaft is opposite to the parallel winding disc, a plurality of first screw holes are equally arranged on the side surface of the parallel winding disc, a plurality of threading holes are arranged on the vertical surface of the parallel winding disc in the form of equal circumferences, the number and position of the threading holes are matched with the first screw holes, the limiting cover is arranged opposite to the parallel winding disc and is fixedly connected with the main shaft, a plurality of alloy wires to be wound can be threaded into the limiting cover one by one through the threading holes, the main shaft, the alloy wires to be parallel wound and the parallel winding disc are fixed through the screwing of the fastening screw and the first screw holes after passing through the limiting cover, and then straightening and winding are performed, the consistency of the density of the alloy wires wound can be ensured, the situation of knotting can be avoided, the electrical performance of the cochlear implant can be ensured, and the qualified rate of the product is improved.
[0017] 2. In the novel receiving coil parallel winding device, the fastening screw is matched with a self-locking device, the fastening screw near one end of the main shaft is provided with a gasket, the fastening screw can be prevented from loosening during the winding process, the alloy wires are prevented from sliding, the clamping fastening can be ensured, and the qualified rate of the product is improved.
[0018] 3. In the novel receiving coil parallel winding device, the hole wall of the threading hole is provided with a protective layer, the direct contact between the alloy wires and the threading hole is reduced, and the abrasion is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 It is a sectional view of the novel receiving coil parallel winding device;
[0020] Figure 2 It is a side view of the novel receiving coil parallel winding device;
[0021] Figure 3 is a front view of the utility model;
[0022] Figure 4 is a structural schematic view of the main shaft;
[0023] Figure 5 is a structural schematic view of the doubling disc;
[0024] Mark explanation: 1, main shaft; 2, limit cover; 3, machine screw; 4, doubling disc; 5, fastening screw; 6, alloy wire. DETAILED DESCRIPTION
[0025] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor should belong to the protection scope of the utility model.
[0026] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is the orientation or position relationship shown in the drawings or the orientation or position relationship commonly placed when the utility model product is used, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the indicated device or element must have a particular orientation, a particular orientation and operation, so it cannot be understood as a limitation on the utility model. For example, "horizontal" only means that its direction is more horizontal relative to "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.
[0027] In addition, the terms "first" and "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first" and "second" can explicitly or implicitly include one or more features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.
[0028] Embodiment:
[0029] The embodiment provides a kind of Figure 3 The novel receiving coil doubling device shown in the drawing, the device includes main shaft 1, limit cover 2 and doubling disc 4, its side view as shown in Figure 1 As shown in Figure 4 The large end of main shaft 1 is hexagonal, as shown in Figure 5As shown in the figure, the matching hexagonal hole is arranged on the parallel disc 4, so that the main shaft 1 is matched with the parallel disc 4. The six first screw holes are arranged on the side surface of the parallel disc 4 in equal division, and Figure 2 As shown in the figure, the plurality of threading holes are arranged on the side surface of the parallel disc 4 in equal division, and the number and position of the threading holes are matched with the first screw holes. The limiting cover 2 is arranged opposite to the parallel disc 4, and the plurality of second screw holes are arranged on the side surface of the limiting cover 2. The main shaft 1 and the limiting cover 2 are fixedly connected through the screwing of the machine screw 3 and the second screw hole.
[0030] After the alloy wire 6 to be parallel-wound passes through the threading hole and reaches the limiting cover 2, the main shaft 1, the alloy wire 6 to be parallel-wound and the parallel disc 4 are fixed through the screwing of the fastening screw 5 and the first screw hole.
[0031] In a preferred embodiment, the fastening screw 5 is matched with the self-locking device, so that the fastening screw is prevented from loosening during the winding process, and the alloy wire is prevented from sliding.
[0032] In a preferred embodiment, the fastening screw 5 is provided with a gasket near one end of the main shaft 1, so that the clamping is ensured, and the qualified rate of the product is improved.
[0033] In a preferred embodiment, the machine screw 3 is matched with the self-locking device; in another preferred embodiment, the machine screw 3 is provided with a gasket near one end of the main shaft 1, and the above-mentioned methods can prevent the limiting cover 2 from loosening.
[0034] In a preferred embodiment, the hole wall of the threading hole is provided with a protective layer, such as a ceramic sleeve, so that the direct contact between the alloy wire and the threading hole is reduced, and the abrasion is reduced.
[0035] The use process of the above-mentioned device is as follows:
[0036] Firstly, the device is clamped to the chuck of the parallel-winding equipment, the alloy wire 6 is passed into the parallel disc 4 from the threading hole until the alloy wire 6 touches the limiting cover 2. Then, the alloy wire 6, the main shaft 1 and the parallel disc 4 are fixed by the fastening screw 5, and the clamping of the alloy wire 6 is completed. All the alloy wires to be parallel-wound are clamped to the parallel-winding device in turn, and then the alloy wires 6 are straightened and clamped together at the other end of the parallel-winding equipment. The corresponding angular velocity and the number of turns are set, the winding condition is checked after the parallel-winding equipment stops running, and the subsequent manufacturing process is entered after the inspection is qualified.
[0037] The above-mentioned is only the specific embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art can easily think of various equivalent modifications or replacements within the technical range disclosed by the present application, and these modifications or replacements should be covered in the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A novel receiving coil and cabling device, characterized by, The utility model relates to a kind of alloy wire combining device, including main shaft (1), limiting cover (2) and combining disc (4), one end of the main shaft (1) is opposite with the combining disc (4), multiple first screw holes are arranged in equidivision on the side of the combining disc (4), multiple threading holes are arranged in equidivision circumferentially on the vertical surface of the combining disc (4), the number and position of the threading hole are matched with the first screw hole;The limiting cover (2) is oppositely arranged with the combining disc (4), and is fixedly connected with the main shaft (1);The alloy wire (6) to be combined is threaded through the combining disc (4) to reach the limiting cover (2) by the threading hole, and the main shaft (1), the alloy wire (6) to be combined and the combining disc (4) are fixed by the screw engagement of fastening screw (5) and the first screw hole.
2. A novel receiving coil twisting device according to claim 1, characterized in that, The end of the main shaft (1) opposite with the combining disc (4) is hexagonal, and the combining disc (4) is correspondingly provided with a hexagonal hole matched with the hexagonal end.
3. A novel receiving coil twisting device according to claim 1, characterized in that, Six screw holes are arranged in equidivision on the side of the combining disc (4).
4. A novel receiving coil twisting device according to claim 1, characterized in that, The fastening screw (5) is matched with self-locking device.
5. A novel receiving coil twisting device according to claim 1, characterized in that, The fastening screw (5) is provided with a gasket near the end of the main shaft (1).
6. A novel receiving coil twisting device according to claim 1, characterized in that, Multiple second screw holes are arranged on the side of the limiting cover (2), and the main shaft (1) and the limiting cover (2) are fixedly connected by the screw engagement of machine screw (3) and the second screw hole.
7. A novel receiving coil twisting device according to claim 6, characterized in that, The machine screw (3) is matched with self-locking device.
8. A novel receiving coil twisting device according to claim 6, characterized in that, The machine screw (3) is provided with a gasket near the end of the main shaft (1).
9. A novel receiving coil twisting device according to claim 1, characterized in that, The hole wall of the threading hole is provided with a protective layer.
10. A novel receiving coil twisting device according to claim 9, characterized in that, The protective layer is a ceramic sleeve.