USB connecting line

Abstract

The utility model relates to the technical field of electrical engineering, and discloses a USB connecting line. The USB connecting wire comprises a connecting wire main body, a bunching belt, a magic tape, an L-shaped connector, an easy-bending head, a 45-degree conical surface, a USB joint, a metal contact piece, a stress relief component, a nylon braid layer, an aluminum foil shielding layer, an internal insulating layer, a copper wire, a circuit board, a microcontroller, a voltage stabilizer, a capacitor, an interface chip, a crystal oscillator and a circuit protection module, the bunching belt is movably connected to the lower end of the connecting line main body, the magic tape is arranged at the lower end of the bunching belt, the L-shaped connector is fixedly connected to the lower side of the connecting line main body, the easy-bending head is arranged at the upper end of the L-shaped connector, the 45-degree conical surfaces are arranged at the upper end and the lower end of the L-shaped connector, and the USB connector is fixedly connected to the lower end of the L-shaped connector. According to the USB connecting line, the nylon braid layer and the aluminum foil shielding layer not only provide additional physical protection, but also reduce electromagnetic interference and prolong the service life of the data line.

Description

Technical Field

[0001] The utility model relates to the technical field of electrical engineering, in particular to a USB connecting line. Background Art

[0002] With the acceleration of digitalization and mobility, the demand for efficient and reliable data transmission and power supply solutions is growing. As an industry standard, USB (Universal Serial Bus) technology has made its data cables a key component for connecting various devices, not only for data transmission between devices, but also for charging and power supply. Technological advances have promoted the evolution of USB data cables from the original USB 1.0 to the current USB-C and other forms to adapt to higher data transmission rates, stronger compatibility and a wider range of application scenarios. The design and manufacture of data cables incorporate advanced conductive materials, insulation technology, shielding technology and physical design principles to meet the increasingly stringent performance and durability standards of modern electronic devices.

[0003] The prior art patent document with publication number CN210007075U discloses a USB cable, comprising: a wire, and a USB male head and a USB female head electrically connected to the two ends of the wire, respectively; the USB male head comprises: a USB body and a USB shell, the USB body is electrically connected to the wire, and the USB shell is sleeved on the USB body; the opposite ends of the USB shell are open, so that a receiving through hole for receiving the USB body is formed inside it; the USB body is provided with a plurality of snap fasteners, and the receiving through hole is provided with a plurality of snap grooves respectively suitable for the plurality of snap fasteners, and the snap fasteners are snapped into the snap grooves. The USB body and the USB shell are fixed by snapping, which improves the firmness of the fixation, thus not only improving the product quality, but also extending the service life of the cable.

[0004] However, due to the poor compatibility of a USB connection cable in the prior art CN210007075U patent, it is not compatible with more devices during actual use, which brings inconvenience to users. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The utility model aims to provide a USB connection cable to solve the problem of poor compatibility of the USB connection cable proposed in the above background technology.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a USB connecting cable, which includes a connecting cable body, a cable tie, a Velcro, an L-shaped connector, an easy-bend head, a 45° cone, a USB connector, a metal contact piece, a stress relief component, a nylon braided layer, an aluminum foil shielding layer, an internal insulating layer, a copper wire, a circuit board, a microcontroller, a voltage regulator, a capacitor, an interface chip, a crystal oscillator and a circuit protection module, the cable tie is movably connected to the lower end of the connecting cable body, the Velcro is arranged at the lower end of the cable tie, the L-shaped connector is fixedly connected to the lower side of the connecting cable body, the easy-bend head is arranged at the upper end of the L-shaped connector, the 45° cone is arranged at the upper and lower ends of the L-shaped connector, the USB connector is fixedly connected to the lower end of the L-shaped connector, and the metal contact piece is fixedly connected to the inside of the USB connector.

[0009] Preferably, the stress relief member is fixedly connected to the inside of the USB connector, and the nylon braided layer is arranged inside the main body of the connecting cable. The stress relief member is a section of soft rubber or plastic material, which is located at the connection between the connector and the cable. Its main function is to reduce the stress caused by bending of the cable during plugging and unplugging and use, thereby extending the service life of the data cable.

[0010] Preferably, the aluminum foil shielding layer is arranged inside the nylon braided layer, and the internal insulating layer is arranged inside the aluminum foil shielding layer. The core of the connecting cable body is a plurality of copper wires, which are the key to data transmission and power supply. In order to protect these copper wires and ensure signal integrity, each copper wire is wrapped by an internal insulating layer, which is usually made of polyethylene or other high-insulation materials, and can effectively prevent current leakage and short circuit.

[0011] Preferably, the copper wire is arranged inside the internal insulating layer, and the circuit board is fixedly connected inside the L-shaped connector.

[0012] Preferably, the microcontroller is arranged at the upper end of the circuit board, and the voltage regulator is arranged at the upper end of the circuit board. The microcontroller is responsible for processing complex instructions in data transmission, and the voltage regulator ensures the stability of power transmission.

[0013] Preferably, the capacitor is arranged at the upper end of the circuit board, and the interface chip is arranged at the upper end of the circuit board.

[0014] Preferably, the crystal oscillator is arranged at the upper end of the circuit board, and the circuit protection module is arranged at the upper end of the circuit board. The circuit protection module prevents damage to the device due to overload or short circuit. The interface chip and the crystal oscillator are key components for optimizing the performance of the data line. They work together to ensure the stability and high efficiency of data transmission.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The USB cable, nylon braided layer and aluminum foil shielding layer not only provide additional physical protection, but also reduce electromagnetic interference and extend the service life of the data cable;

[0017] 2. The USB cable has an L-shaped connector and an easy-bend design, providing more connection flexibility, especially suitable for situations where space is limited;

[0018] 3. The USB cable reduces the physical stress at the connection between the plug and the cable and improves the bending resistance by installing a stress relief component. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the expansion of the connecting line of the utility model;

[0021] Figure 3 This is a schematic diagram of the USB connector structure of the utility model;

[0022] Figure 4 This is a schematic diagram of the cross-sectional structure of the USB connector of the utility model;

[0023] Figure 5 This is a schematic diagram of the material layer structure of the connecting wire of the utility model;

[0024] Figure 6 This is a schematic diagram of the circuit board structure of the utility model.

[0025] In the figure: 1. Cable body; 2. Cable tie; 3. Velcro; 4. L-shaped connector; 5. Easy-bend connector; 6. 45° cone; 7. USB connector; 8. Metal contact piece; 9. Stress relief component; 10. Nylon braided layer; 11. Aluminum foil shielding layer; 12. Internal insulation layer; 13. Copper wire; 14. Circuit board; 15. Microcontroller; 16. Voltage regulator; 17. Capacitor; 18. Interface chip; 19. Crystal oscillator; 20. Circuit protection module. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-Figure 6The utility model provides a technical solution: a USB connection cable, which includes a connection cable body 1, a cable tie 2, a Velcro 3, an L-shaped connector 4, an easy-bend head 5, a 45° cone 6, a USB connector 7, a metal contact sheet 8, a stress relief component 9, a nylon braided layer 10, an aluminum foil shielding layer 11, an internal insulating layer 12, a copper wire 13, a circuit board 14, a microcontroller 15, a voltage regulator 16, a capacitor 17, an interface chip 18, a crystal oscillator 19 and a circuit protection module 20, the cable tie 2 is movably connected to the lower end of the connection cable body 1, the Velcro 3 is arranged at the lower end of the cable tie 2, and the L-shaped connector 4 is fixedly connected to the lower end of the connection cable body 1. On the side, the easy-bend head 5 is arranged at the upper end of the L-shaped connector 4, the 45° cone surface 6 is arranged at the upper and lower ends of the L-shaped connector 4, the USB connector 7 is fixedly connected to the lower end of the L-shaped connector 4, and the metal contact piece 8 is fixedly connected to the inside of the USB connector 7. The design of the USB connector 7 is very important because it directly affects the stability of the connection and the reliability of data transmission. The internal metal contact piece 8 is the main medium for transmitting data and power, and the plastic or rubber material around them provides the necessary electrical insulation. L-shaped connectors 4 and easy-bend heads 5 are designed at both ends of the data cable. These specially designed connectors are not only convenient to use in space-constrained situations, but also can reduce cable wear.

[0028] The stress relief component 9 is fixedly connected to the inside of the USB connector 7, the nylon braided layer 10 is arranged inside the connecting cable body 1, the aluminum foil shielding layer 11 is arranged inside the nylon braided layer 10, the internal insulating layer 12 is arranged inside the aluminum foil shielding layer 11, the copper wire 13 is arranged inside the internal insulating layer 12, and the circuit board 14 is fixedly connected to the inside of the L-shaped connector 4. The stress relief component 9 is a piece of soft rubber or plastic material, which is located at the connection between the connector and the cable. Its main function is to reduce the stress caused by bending of the cable during plugging and unplugging and use, thereby extending the service life of the data cable.

[0029] A microcontroller 15 is arranged at the upper end of the circuit board 14, a voltage regulator 16 is arranged at the upper end of the circuit board 14, a capacitor 17 is arranged at the upper end of the circuit board 14, an interface chip 18 is arranged at the upper end of the circuit board 14, a crystal oscillator 19 is arranged at the upper end of the circuit board 14, and a circuit protection module 20 is arranged at the upper end of the circuit board 14. The circuit board 14 is integrated with the microcontroller 15, the voltage regulator 16, the capacitor 17 and the circuit protection module 20. The microcontroller 15 is responsible for processing complex instructions in data transmission, while the voltage regulator 16 ensures the stability of power transmission, the capacitor 17 is used to smooth the power supply, and the circuit protection module 20 prevents damage to the equipment due to overload or short circuit. The interface chip 18 and the crystal oscillator 19 are key components for optimizing data line performance. They work together to ensure the stability and high efficiency of data transmission in order to enhance practicality and convenience.

[0030] Working principle: The core of the connecting cable body 1 is a plurality of copper wires 13, which are the key to data transmission and power supply. In order to protect these copper wires and ensure signal integrity, each copper wire is wrapped by an inner insulation layer 12. This insulation layer is usually made of polyethylene or other high insulation materials, which can effectively prevent current leakage and short circuit. The aluminum foil shielding layer 11 above the insulation layer is the key to preventing external electromagnetic interference EMI. This layer of aluminum foil wraps the entire wiring harness to form a protective layer to prevent external signals from interfering with data transmission. Further physical reinforcement is achieved through a nylon braided layer 10. This layer of nylon mesh not only increases the cable's resistance to pulling and abrasion, but also improves its overall durability and bending resistance. The design of the USB connector 7 is crucial because it directly affects the stability of the connection and the reliability of data transmission. The internal metal contact piece 8 is the main medium for transmitting data and power, while the plastic or rubber material around them provides the necessary electrical insulation. The stress relief member 9 is a section of soft rubber or plastic material located at the connection between the connector and the cable. Its main function The purpose is to reduce the stress caused by bending of the cable during plugging and unplugging and use, thereby extending the service life of the data cable. In the USB data cable, a circuit board 14 is integrated, on which a microcontroller 15, a voltage regulator 16, a capacitor 17 and a circuit protection module 20 are mounted. The microcontroller 15 is responsible for processing complex instructions in data transmission, while the voltage regulator 16 ensures the stability of power transmission, the capacitor 17 is used to smooth the power supply, and the circuit protection module 20 prevents damage to the device due to overload or short circuit. The interface chip 18 and the crystal oscillator 19 are key components for optimizing the performance of the data cable. They work together to ensure the stability and high efficiency of data transmission. In order to enhance practicality and convenience, L-shaped connectors 4 and easy-bend connectors 5 are designed at both ends of the data cable. These specially designed connectors are not only convenient for use in limited space, but also reduce cable wear. The 45° cone 6 increases the beauty of the plug. In order to facilitate storage and carrying, the data cable is equipped with a cable tie 2 and Velcro 3, which allows users to easily organize the cable when not in use to avoid entanglement and damage.

[0031] Finally, it should be noted that the above content is only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Simple modifications or equivalent substitutions of the technical solution of the utility model by ordinary technicians in this field do not deviate from the essence and scope of the technical solution of the utility model.

Claims

1. A USB cable, comprising a cable body (1), a cable tie (2), a Velcro (3) and an L-shaped connector (4), characterized in that: The cable tie (2) is movably connected to the lower end of the connecting line body (1), the Velcro (3) is arranged at the lower end of the cable tie (2), the L-shaped connecting head (4) is fixedly connected to the lower side of the connecting line body (1), the easy-bend head (5) is arranged at the upper end of the L-shaped connecting head (4), the 45° conical surface (6) is arranged at the upper and lower ends of the L-shaped connecting head (4), the USB connector (7) is fixedly connected to the lower end of the L-shaped connecting head (4), and the metal contact sheet (8) is fixedly connected to the inside of the USB connector (7).

2. A USB cable according to claim 1, characterized in that: The stress relief component (9) is fixedly connected to the inside of the USB connector (7), and the nylon braided layer (10) is arranged inside the connecting line body (1).

3. A USB cable according to claim 2, characterized in that: The aluminum foil shielding layer (11) is arranged inside the nylon braided layer (10), and the internal insulating layer (12) is arranged inside the aluminum foil shielding layer (11).

4. A USB cable according to claim 3, characterized in that: The copper wire (13) is arranged inside the internal insulating layer (12), and the circuit board (14) is fixedly connected inside the L-shaped connector (4).

5. A USB cable according to claim 4, characterized in that: The microcontroller (15) is arranged on the upper end of the circuit board (14), and the voltage regulator (16) is arranged on the upper end of the circuit board (14).

6. A USB connecting cable according to claim 5, characterized in that: The capacitor (17) is arranged on the upper end of the circuit board (14), and the interface chip (18) is arranged on the upper end of the circuit board (14).

7. A USB cable according to claim 6, characterized in that: The crystal oscillator (19) is arranged on the upper end of the circuit board (14), and the circuit protection module (20) is arranged on the upper end of the circuit board (14).

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