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CN-121983377-A - High-elasticity bending-resistant connecting wire

CN121983377ACN 121983377 ACN121983377 ACN 121983377ACN-121983377-A

Abstract

The invention belongs to the technical field of cables, and particularly discloses a high-elasticity bending-resistant connecting wire which comprises an outer protective layer, wherein the outer protective layer comprises a fixing part, an outer protective layer main body, a first connecting part, a first inner protective layer, a second inner protective layer, a fixing clamping groove and a second connecting part, one end of the outer protective layer main body is connected with one end of the first connecting part in the same cross section, the other end of the first connecting part is connected with a second inner protective layer, the other end of the outer protective layer main body is connected with one end of the second connecting part, the other end of the outer protective layer main body is also connected with one end of the fixing part, a fixing clamping groove is formed between the fixing part and the second connecting part, the second inner protective layer is clamped into the fixing clamping groove, and a plurality of first transmission units are arranged in a space between the outer protective layer main body and the first inner protective layer.

Inventors

  • LI YAN
  • LV JIAN
  • CHEN GUOJUN
  • GUO YUSHUANG
  • CHEN LIANG

Assignees

  • 苏州科宝光电科技有限公司

Dates

Publication Date
20260505
Application Date
20260326

Claims (10)

  1. 1. The utility model provides a high elasticity resistant connecting wire of buckling, including outer sheath (1), a serial communication port, outer sheath (1) includes fixed part (11), outer sheath main part (12), first connecting element (13), first inner sheath (14), second inner sheath (15), fixed draw-in groove (16) and second connecting element (17), in the same cross section, the one end of outer sheath main part (12) links to each other with the one end of first connecting element (13), the other end of first connecting element (13) is connected with a second inner sheath (15), the width of first connecting element (13) is less than the diameter of second inner sheath (15), the other end of outer sheath main part (12) links to each other with the one end of second connecting element (17), the other end of outer sheath main part (12) still links to each other with the one end of fixed part (11), second connecting element (17) are located outer sheath main part (12), first inner sheath (14) and outer sheath main part (12) are coaxial, form a fixed draw-in groove (16) between fixed part (11) and the second connecting element (17), the width of fixed draw-in groove (16) is less than the diameter of second inner sheath (15) and the inner wall of second inner sheath (16) is fixed in the inner wall (15), the fixing part (11) is stuck to the first connecting part (13); a plurality of first transmission units (4) are arranged in the space between the outer sheath main body (12) and the first inner sheath (14); At least one second transmission unit is arranged in the first inner protection layer (14), and at least one second transmission unit or reinforcing piece is arranged in the second inner protection layer (15); the outer protective layer (1) is integrally formed, and the outer protective layer material is a high-elasticity material.
  2. 2. The high-elasticity bending-resistant connecting wire according to claim 1, wherein a third inner sheath (43) is further arranged outside the first transmission unit (4), the third inner sheath (43) is connected with the outer sheath main body (12) through a connecting component (44), and the third inner sheath (43), the outer sheath main body (12) and the connecting component (44) are made of the same material and are integrally formed.
  3. 3. A highly elastic bending-resistant connection according to claim 1, characterized in that the second transmission unit in the first inner sheath (14) is a tight-buffered optical fiber (5).
  4. 4. A high-elasticity bending-resistant connecting wire according to claim 1, characterized in that the right side wall of the first inner sheath (14) forms a left half-round groove, the left side wall of the second inner sheath (15) forms a right half-round groove, the left half-round groove and the right half-round groove are combined to form a combined cavity (6), and at least one tight-buffered optical fiber (5) is arranged in the combined cavity (6).
  5. 5. A high elasticity bending resistant joint line according to claim 4, characterized in that the tight-buffered optical fiber (5) consists of an optical fiber and a tight-buffered layer extruded outside the optical fiber.
  6. 6. A high elasticity bending resistant joint line according to any one of claims 1 to 5, wherein the outer edge of the outer sheath body (12) and the outer edge of the fixing member (11) merge into a circular shape.
  7. 7. A high-elasticity bending-resistant connecting wire according to claim 6, characterized in that the first transmission unit (4) comprises, in order from the inside to the outside, a conductor (2), an insulating layer (42) and a bias-pack shielding layer (41).
  8. 8. A high elasticity bending resistant joint line according to claim 7, characterized in that the interstices in the outer sheath body (12) are also filled with cotton yarn (3).
  9. 9. A high elasticity bending resistant joint line according to claim 8, characterized in that the material of the insulating layer (42) and the third inner sheath (43) is thermoplastic polyester elastomer TPEE insulation.
  10. 10. A high elasticity bending resistant joint line according to claim 9, wherein the reinforcement is formed by twisting a plurality of steel wires.

Description

High-elasticity bending-resistant connecting wire Technical Field The invention belongs to the technical field of cables, and particularly discloses a high-elasticity bending-resistant connecting wire. Background With the development of industries such as electric vehicles and industrial robots, more connection lines are required that can be used in various complex scenes such as frequent vibration. In the prior art, CN117198619a discloses a flame-retardant cable for preventing electric interference, which comprises a reinforced core, wherein the outside of the reinforced core is wrapped with an outer ring, the outside of the outer ring is provided with a cable, the outside of the reinforced core is provided with a flame-retardant structure, one side of the outside of the reinforced core is provided with a connecting structure, and the connecting structure and the flame-retardant structure can be matched with the reinforced core for use; the flame-retardant structure comprises a connecting plate, a fixing screw, a flame-retardant ring, an anti-abrasion sheet, a reinforcing block and a protective pad, wherein the protective pad is arranged outside the reinforcing core, the protective pad is made of refractory fibers, and the flame-retardant ring is arranged outside the protective pad. The prior art has the advantages of complex structure, low production efficiency, inconvenient opening of the flame-retardant structure to take the internal electric unit, low construction efficiency and relatively poor bending and impact resistance comprehensive performance. Disclosure of Invention In order to solve the above problems, the present invention aims to disclose a high-elasticity bending-resistant connecting wire, which is realized by adopting the following technical scheme. The utility model provides a high elasticity is able to bear or endure kink connecting wire, including outer sheath, outer sheath main part, first connecting element, first inner sheath, second inner sheath, fixed slot and second connecting element, in the same cross section, the outer fringe of outer sheath main part is convex, the one end of outer sheath main part links to each other with the one end of first connecting element, the other end of first connecting element is connected with a second inner sheath, the width of first connecting element is less than the diameter of second inner sheath, the other end of outer sheath main part links to each other with the one end of second connecting element, the other end of outer sheath main part still links to each other with the one end of fixed element, second connecting element is located outer sheath main part, first inner sheath and outer sheath main part are coaxial, form a fixed slot between fixed element and the second connecting element, the opening width of fixed slot is less than the diameter of second inner sheath, second inner sheath card is in the fixed slot, and the inner sheath is pasted with the inner wall of fixed slot, fixed element is pasted with first connecting element; A plurality of first transmission units are arranged in the space between the outer sheath body and the first inner sheath; at least one second transmission unit is arranged in the first inner protection layer, and at least one second transmission unit or reinforcing piece is arranged in the second inner protection layer; the outer protective layer is integrally formed, and the outer protective layer is made of high-elasticity material. The high-elasticity bending-resistant connecting wire is characterized in that a third inner protection layer is further arranged outside the first transmission unit, the third inner protection layer is connected with the outer protection layer main body through a connecting component, and the third inner protection layer, the outer protection layer main body and the connecting component are made of the same materials and are integrally formed. The high-elasticity bending-resistant connecting wire is characterized in that the second transmission unit in the first inner protection layer is a tight-sleeved optical fiber. The above-mentioned a high elasticity is able to bear or endure and is buckled connecting wire, the right side wall of first inner sheath forms a left semicircle groove, and the left side wall of second inner sheath forms a right semicircle groove, and left semicircle groove and right semicircle groove merge and are a combination chamber, are equipped with at least one tight sleeve optic fibre in the combination chamber. The high-elasticity bending-resistant connecting wire is characterized in that the tight-sleeved optical fiber consists of an optical fiber and a tight-sleeved layer extruded outside the optical fiber. The outer edge of the outer protective layer main body and the outer edge of the fixing part are combined to form a circle. The high-elasticity bending-resistant connecting wire comprises a conductor, an insulating layer and an inclined package shi