Photoelectric composite air guide cable

Abstract

The utility model discloses a photoelectric composite air guide cable which sequentially comprises an outer protective layer, a braided reinforcing layer, a waterproof layer, a shielding layer and a cable core from outside to inside. The cable core comprises a gas-guide tube in the center, and a plurality of optical fiber groups, a plurality of control wire core groups and a plurality of reinforcers which are uniformly distributed around the gas-guide tube; the optical fiber group sequentially comprises a protective layer and an optical fiber from outside to inside; and each control wire core group sequentially comprises an insulating layer and a conductor from outside to inside. According to the utility model, the optical fiber temperature measurement function is realized, the liquid level and pressure parameters of liquid or gas of the transmitter are measured, the temperature condition of the liquid or gas can be detected, and the condition of a measured medium can be mastered more comprehensively.

Description

Technical Field

[0001] The utility model belongs to the technical field of electric wires and cables, in particular to a photoelectric composite gas-conducting cable. Background Art

[0002] Gas-conducting cables are special cables designed to meet the needs of special scenarios. They have air channels inside for transmitting air and are widely used in medical devices, robots, electronic equipment, and other fields. They are used in ventilators, robotic arms, gas detectors, liquid transmitters, and other equipment. Gas-conducting cables used for liquid transmitters can only measure the liquid level and pressure parameters of the transmitter's liquid or gas, but cannot detect its temperature, and cannot fully understand the conditions of the measured medium. Utility Model Content

[0003] The purpose of the utility model is to provide a photoelectric composite gas-conducting cable, which is used to solve at least one aspect of the technical problems mentioned in the background technology.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] An optoelectronic composite gas-conducting cable comprises, from outside to inside, an outer protective layer, a braided reinforcement layer, a water-blocking layer, a shielding layer and a cable core;

[0006] The cable core comprises an air guide tube at a central position and a plurality of optical fiber groups, a plurality of control wire core groups and a plurality of reinforcement members uniformly distributed around the air guide tube;

[0007] The optical fiber group includes a protective layer and optical fibers in sequence from the outside to the inside;

[0008] The control wire core group includes an insulating layer and a conductor in sequence from the outside to the inside.

[0009] Furthermore, the outer protective layer is a fluoroplastic layer.

[0010] Furthermore, the braided reinforcement layer is braided from aramid yarns.

[0011] Furthermore, the water-blocking layer is a double-sided water-blocking tape layer.

[0012] Furthermore, the shielding layer is woven from tinned copper wires.

[0013] Furthermore, the air guide tube is a fluoroplastic tube.

[0014] Furthermore, the protective layer is a steel pipe layer.

[0015] Furthermore, the insulating layer is a fluoroplastic layer.

[0016] Furthermore, the conductor is a silver-plated Category 6 conductor.

[0017] Furthermore, the reinforcement is a water-blocking aramid rope.

[0018] Furthermore, the optical fiber used in the utility model is a single-mode optical fiber with a small core diameter, so that the optical signal can only propagate along one mode, reducing the propagation loss of the signal, and utilizing the thermal radiation generated in the optical fiber to sense the temperature, thus having an optical fiber temperature measurement function.

[0019] Furthermore, the shielding layer of the utility model is woven from tinned copper wires, and is coated with water-blocking glue after weaving to increase the water-blocking performance of the cable.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] 1. The utility model has the function of optical fiber temperature measurement. While measuring the liquid level and pressure parameters of the liquid or gas of the transmitter, it can also detect its temperature condition to more comprehensively grasp the condition of the measuring medium.

[0022] 2. The outer protective layer, insulating layer and air guide tube of the utility model are all made of fluoroplastics, which have excellent dielectric properties, high temperature resistance, corrosion resistance, excellent mechanical properties, waterproofness, non-stickiness, low friction coefficient and self-lubrication.

[0023] 3. The utility model uses four single-mode optical fibers for temperature measurement, and has the characteristics of high accuracy and high anti-interference.

[0024] 4. The reinforcement of the utility model uses water-blocking aramid rope, which increases the tensile strength and has a certain moisture absorption capacity.

[0025] 5. The conductor of the utility model adopts silver-plated Class 6 conductor, which has good flexibility and oxidation resistance.

[0026] 6. The utility model uses a double-sided water-blocking tape as a water-blocking layer, applies a water-blocking adhesive, and uses a water-blocking aramid rope as a reinforcement, thereby enhancing the water-blocking performance of the cable. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0028] Figure 1 It is a cross-sectional view of the utility model;

[0029] In the figure: 100, air guide tube; 110, control wire core group; 120, reinforcement member; 130, optical fiber group; 140, shielding layer; 150, water-blocking layer; 160, braided reinforcement layer; 170, outer protective layer; 200, conductor; 210, insulation layer; 300, optical fiber; 310, protective layer. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and are not used to limit the utility model, that is, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. The components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0031] Therefore, the following detailed description of the embodiments of the utility model provided in the accompanying drawings is not intended to limit the scope of the utility model claimed for protection, but merely represents selected embodiments of the utility model. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model.

[0032] The present invention is limited only by the claims and their full scope and equivalents. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0033] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", etc. should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] See also Figure 1 In an embodiment of the utility model, an optoelectronic composite gas-conducting cable includes, from outside to inside, an outer protective layer 170, a braided reinforcement layer 160, a water-blocking layer 150, a shielding layer 140 and a cable core;

[0035] The cable core includes an air guide tube 100 at a central position and four optical fiber groups 130, four control wire core groups 110 and four reinforcement members 120 uniformly distributed around the air guide tube 100;

[0036] The optical fiber group 130 includes a protective layer 310 and an optical fiber 300 from the outside to the inside;

[0037] The control core group 110 includes an insulating layer 210 and a conductor 200 in sequence from the outside to the inside.

[0038] Furthermore, the outer protective layer 170 is a fluoroplastic layer.

[0039] Furthermore, the braided reinforcement layer 160 is braided from aramid yarns.

[0040] Furthermore, the water-blocking layer 150 is a double-sided water-blocking tape layer.

[0041] Furthermore, the shielding layer 140 is braided from tinned copper wires.

[0042] Furthermore, the air guide tube 100 is a fluoroplastic tube.

[0043] Furthermore, the protective layer 310 is a steel pipe layer.

[0044] Furthermore, the insulating layer 210 is a fluoroplastic layer.

[0045] Furthermore, the conductor 200 is formed by twisting silver-plated copper wire bundles.

[0046] Furthermore, the reinforcement member 120 is a water-blocking aramid rope.

[0047] Furthermore, the optical fiber used in the utility model is a single-mode optical fiber with a small core diameter, so that the optical signal can only propagate along one mode, reducing the propagation loss of the signal and the dispersion problem in the signal transmission, and is suitable for high-speed and long-distance transmission; the thermal radiation generated in the optical fiber is used to sense the temperature, and it has the function of optical fiber temperature measurement.

[0048] Furthermore, the shielding layer of the utility model is woven from tinned copper wires, has good corrosion resistance, strong antioxidant ability, and excellent welding performance, and is coated with water-blocking glue after weaving to increase the water-blocking performance of the cable.

[0049] Furthermore, the outer protective layer, insulating layer and air guide tube of the utility model are all made of fluoroplastics, which have excellent dielectric properties, high temperature resistance, corrosion resistance, excellent mechanical properties, waterproofness, non-stickiness, low friction coefficient and self-lubrication.

[0050] Furthermore, the conductor used in the utility model is a silver-plated Category 6 conductor. The conductor of the cable is divided into four types: Category 1, Category 2, Category 5 and Category 6. Category 1 represents a solid conductor, Category 2 represents a stranded conductor, Category 5 and Category 6 represent a bundled stranded conductor. The larger the number, the softer the conductor type. The role of silver plating is to enhance the conductivity and corrosion resistance.

[0051] Furthermore, the braided reinforcement layer of the utility model is woven with aramid yarn, and has excellent properties such as ultra-high strength, high modulus, high temperature resistance, acid and alkali resistance, and light weight, which increases the overall tensile performance and environmental adaptability.

[0052] Furthermore, the reinforcement of the utility model uses water-blocking aramid rope, which increases the tensile strength while having a certain moisture absorption capacity.

[0053] Furthermore, the utility model uses a double-sided water-blocking tape as a water-blocking layer, applies a water-blocking adhesive, and uses a water-blocking aramid rope as a reinforcement, thereby enhancing the water-blocking performance of the cable.

[0054] The above contents are merely examples and explanations of the structure of the utility model. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the utility model or exceed the scope defined in the claims, they should all fall within the protection scope of the utility model.

Claims

1. An optoelectronic composite gas-conducting cable, characterized in that: The cable comprises, from the outside to the inside, an outer protective layer (170), a braided reinforcement layer (160), a water-blocking layer (150), a shielding layer (140) and a cable core; The cable core comprises an air guide tube (100) at a central position and a plurality of optical fiber groups (130), a plurality of control core groups (110) and a plurality of reinforcement members (120) uniformly distributed around the air guide tube (100); The optical fiber group (130) comprises, from the outside to the inside, a protective layer (310) and an optical fiber (300); The control wire core group (110) comprises, from the outside to the inside, an insulating layer (210) and a conductor (200).

2. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The outer protective layer (170) is a fluoroplastic layer.

3. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The braided reinforcement layer (160) is braided from aramid yarns.

4. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The water-blocking layer (150) is a double-sided water-blocking tape layer.

5. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The shielding layer (140) is braided from tinned copper wires.

6. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The air guide tube (100) is a fluoroplastic tube.

7. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The protective layer (310) is a steel pipe layer.

8. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The insulating layer (210) is a fluoroplastic layer.

9. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The conductor (200) is a silver-plated Category 6 conductor.

10. The optoelectronic composite gas-conducting cable according to claim 1, characterized in that: The reinforcement member (120) is a water-blocking aramid rope.

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