Video cable for robot with body

Abstract

The utility model discloses a video cable for a robot with a body, which is characterized in that a first shielding tape is lapped outside a cable core formed by twisting at least two signal transmission core wires and at least two electric energy transmission core wires, a metal braid layer is arranged outside the first shielding tape, a sheath layer is coated outside the metal braid layer, and a second shielding tape is arranged outside the sheath layer. A second shielding tape wraps the outer side of a data wire core formed by twisting at least two signal transmission core wires, each of the first shielding tape and the second shielding tape comprises a base material layer and an aluminum foil layer attached to the surface of one side of the base material layer through a glue layer, and the aluminum foil layer of the first shielding tape makes contact with the metal braid layer in an attached mode. According to the utility model, the anti-interference performance can be improved, the anti-bending performance and roundness of the cable can be ensured, and the shielding of high-frequency and low-frequency signals can be realized at the same time so as to improve the signal shielding range.

Description

TECHNICAL FIELD

[0001] The utility model relates to a video cable for embodied robot belongs to intelligent robot technical field. BACKGROUND

[0002] The embodied intelligent robot is also called humanoid robot, and has a large application scene in the fields of industry, military, medical treatment and service. The robot forms the sensing ability to the surrounding environment through various sensors, cameras, radars and the like, wherein the camera requires the precise video and data transmission capability, therefore, the video transmission connecting line used has the performance requirements of low loss, anti-interference, anti-twist, anti-mechanical impact, extrusion resistance, wear resistance and the like.

[0003] The video line used in the market at present is formed by integrally weaving the data transmission line pair formed by twisting 2 single-core insulated wires and the power line composed of 2 insulated core wires and then sheathing. The anti-interference effect of the product is not good, and the data loss or function loss may occur under the dynamic bending and complex electromagnetic scene, therefore, it is necessary to improve the safety and reliability of the product in the complex application scene. SUMMARY

[0004] The technical problem to be solved by the utility model is to provide a video cable for embodied robot, which can improve the anti-interference performance, ensure the bending resistance and roundness of the cable, and simultaneously shield the high-frequency and low-frequency signals to improve the signal shielding range.

[0005] To solve the above technical problem, the utility model adopts the technical scheme of a video cable for embodied robot, comprising a data transmission line composed of at least 2 signal transmission core wires, a power line composed of at least 2 electric energy transmission core wires and a sheath layer covering the outside of the data transmission line and the power line, the signal transmission core wire and the electric energy transmission core wire each comprise a conductor and an insulation layer covering the outside of the conductor, a first shielding tape is wrapped outside the cable core formed by twisting the at least 2 signal transmission core wires and the at least 2 electric energy transmission core wires, a metal braided layer is arranged outside the first shielding tape, the sheath layer covers the outside of the metal braided layer, a second shielding tape is wrapped outside the data line core formed by twisting the at least 2 signal transmission core wires, the first shielding tape and the second shielding tape each comprise a base material layer and an aluminum foil layer attached to one side surface of the base material layer through a glue layer, and the aluminum foil layer of the first shielding tape is in contact with the metal braided layer.

[0006] The further improved scheme in the above technical scheme is as follows:

[0007] 1. In the above scheme, the braiding angle of the metal braided layer is not greater than 45 degrees.

[0008] 2. The scheme, the metal braid layer is woven by conductor strands, the number of monofilament conductors in the conductor strands is 4-6.

[0009] 3. The scheme, the diameter of the monofilament conductor is 0.2mm-0.25mm.

[0010] 4. The scheme, the insulation layer of the signal transmission core wire is TPX insulation layer or PP insulation layer, and the insulation layer of the electric energy transmission core wire is PP insulation layer or HDPE insulation layer.

[0011] Due to the use of the above technical scheme, the utility model has the following advantages compared with the prior art:

[0012] The utility model discloses a video cable for body robot, which is formed by twisting at least two signal transmission core wires and at least two electric energy transmission core wires, and a first shielding tape is wrapped outside the cable core, a metal braid layer is arranged outside the first shielding tape, and a sheath layer is wrapped outside the metal braid layer, a second shielding tape is wrapped outside the data line core formed by twisting the at least two signal transmission core wires, the first shielding tape and the second shielding tape each include a base material layer and an aluminum foil layer attached to one side surface of the base material layer through a glue layer, the aluminum foil layer of the first shielding tape is in contact with the metal braid layer, and through the combination of the double shielding tapes and the mutual cooperation between the outer shielding tape and the metal braid layer, the anti-interference performance can be improved, the bending resistance and the roundness of the cable can be ensured, and the shielding of high-frequency and low-frequency signals can be realized at the same time to improve the signal shielding range. BRIEF DESCRIPTION OF DRAWINGS

[0013] ATTACHED Figure 1 It is a structural schematic view of the video cable for body robot of the utility model.

[0014] ATTACHED Figure 2 It is a partial structural schematic view of the video cable for body robot of the utility model.

[0015] In the above drawings: 1, signal transmission core wire; 2, electric energy transmission core wire; 3, sheath layer; 41, conductor; 42, insulation layer; 5, first shielding tape; 6, metal braid layer; 7, second shielding tape; 81, base material layer; 82, glue layer; 83, aluminum foil layer. DETAILED DESCRIPTION

[0016] The specific embodiments given below can further clearly understand the patent, but they are not limited to the patent.

[0017] Embodiment 1: A video cable for a robot, comprising: a data transmission line composed of at least two signal transmission cores 1, a power line composed of at least two power transmission cores 2, and a sheath layer 3 covering the outside of the data transmission line and the power line, the signal transmission core 1 and the power transmission core 2 each comprising a conductor 41 and an insulating layer 42 covering the outside of the conductor 41, a cable core formed by twisting the at least two signal transmission cores 1 and the at least two power transmission cores 2 is wrapped with a first shielding tape 5 on the outside, a metal braided layer 6 is arranged on the outside of the first shielding tape 5, and the sheath layer 3 covers the outside of the metal braided layer 6, a data line core formed by twisting the at least two signal transmission cores 1 is wrapped with a second shielding tape 7 on the outside, the first shielding tape 5 and the second shielding tape 7 each comprise a base material layer 81 and an aluminum foil layer 83 attached to one side surface of the base material layer 81 through a glue layer 82, and the aluminum foil layer 83 of the first shielding tape 5 is in contact with the metal braided layer 6.

[0018] The braiding angle of the metal braided layer 6 is not greater than 45 degrees.

[0019] The metal braided layer 6 is braided by conductor strands, and the number of monofilament conductors in the conductor strands is 5; the diameter of the monofilament conductor is 0.1 mm.

[0020] The insulating layer 42 of the signal transmission core 1 is a PP insulating layer, and the insulating layer 42 of the power transmission core 2 is an HDPE insulating layer.

[0021] Embodiment 2: A video cable for a robot, comprising: a data transmission line composed of at least two signal transmission cores 1, a power line composed of at least two power transmission cores 2, and a sheath layer 3 covering the outside of the data transmission line and the power line, the signal transmission core 1 and the power transmission core 2 each comprising a conductor 41 and an insulating layer 42 covering the outside of the conductor 41, a cable core formed by twisting the at least two signal transmission cores 1 and the at least two power transmission cores 2 is wrapped with a first shielding tape 5 on the outside, a metal braided layer 6 is arranged on the outside of the first shielding tape 5, and the sheath layer 3 covers the outside of the metal braided layer 6, a data line core formed by twisting the at least two signal transmission cores 1 is wrapped with a second shielding tape 7 on the outside, the first shielding tape 5 and the second shielding tape 7 each comprise a base material layer 81 and an aluminum foil layer 83 attached to one side surface of the base material layer 81 through a glue layer 82, and the aluminum foil layer 83 of the first shielding tape 5 is in contact with the metal braided layer 6.

[0022] The metal braided layer 6 is braided by conductor strands, and the number of monofilament conductors in the conductor strands is 6; the diameter of the monofilament conductor is 0.08 mm.

[0023] The insulating layer 42 of the signal transmission core wire 1 is a TPX insulating layer, and the insulating layer 42 of the electric energy transmission core wire 2 is an HDPE insulating layer.

[0024] Further explanation is as follows:

[0025] Considering the requirement of bending resistance, the conductor adopts a multiple twisting process, and the monofilament diameter is 0.03mm~0.10mm, and 0.08mm is mainly used;

[0026] Considering the bending and torsion performance, high-strength fibers can be filled between the lines and between the core wires and the current-carrying wires, and the specific options are as follows: cotton, LCP (polyarylate fiber), aramid fiber, UHMWPE (ultra-high molecular weight polyethylene fiber);

[0027] The conductor of the metal braid layer can adopt a tinned conductor with a monofilament diameter of 0.08mm~0.12mm, or a composite conductor with a fiber + tinned copper wire wrapping of a monofilament diameter of 0.05mm~0.10mm;

[0028] The sheath layer adopts an elastomer material, such as PVC and TPU, and the material hardness is shore A 70~80;

[0029] A current-carrying wire can also be added between the core wires constituting the data transmission wire.

[0030] The video cable for the above-mentioned humanoid robot can improve the anti-interference performance, ensure the bending resistance and roundness of the cable, and simultaneously shield high-frequency and low-frequency signals to improve the signal shielding range through the combination of the double-layer shielding tapes and the cooperation between the outer shielding tape and the metal braid layer.

[0031] The above-mentioned embodiments are only for illustrating the technical concept and characteristics of the present application, the purpose is to enable those skilled in the art to understand the content of the present application and implement it, and it cannot limit the protection scope of the present application. Any equivalent changes or modifications made according to the spirit and essence of the present application shall be covered within the protection scope of the present application.

Claims

1. A video cable for an embodied robot, comprising: The data transmission line consists of at least two signal transmission cores (1), the power line consists of at least two power transmission cores (2), and the sheath layer (3) covering the outside of the data transmission line and the power line. Each of the signal transmission cores (1) and the power transmission cores (2) includes a conductor (41) and an insulation layer (42) covering the outside of the conductor (41). The cable core formed by twisting at least two signal transmission cores (1) and at least two power transmission cores (2) is wrapped with a first shielding strip (5) on the outside. A metal braided layer (6) is provided on the outside of the first shielding strip (5). The sheath layer (3) covers the outside of the metal braided layer (6). A second shielding strip (7) is wrapped around the outside of the data cable core formed by twisting at least two signal transmission cores (1). The first shielding strip (5) and the second shielding strip (7) each include a substrate layer (81) and an aluminum foil layer (83) attached to one side of the substrate layer (81) by an adhesive layer (82). The aluminum foil layer (83) of the first shielding strip (5) is in contact with the metal braided layer (6).

2. The video cable for a unibody robot according to claim 1, characterized in that: The weaving angle of the metal braided layer (6) is no greater than 45 degrees.

3. The video cable for a unibody robot according to claim 1 or 2, characterized in that: The metal braided layer (6) is made of conductor strands, and the number of single conductors in the conductor strands is 4 to 6.

4. The video cable for a unibody robot according to claim 3, characterized in that: The diameter of the monofilament conductor is 0.05mm to 0.15mm.

5. The video cable for a unibody robot according to claim 1, characterized in that: The insulation layer (42) of the signal transmission core (1) is a TPX insulation layer or a PP insulation layer, and the insulation layer (42) of the power transmission core (2) is a PP insulation layer or an HDPE insulation layer.

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