Aluminum alloy cable with reinforcing structure

Abstract

The utility model discloses an aluminum alloy cable with a reinforcing structure, which relates to the technical field of cables and comprises a plurality of bearing assemblies which are sleeved on a cable body and are distributed at equal intervals. The cable body comprises an aluminum alloy conductor layer, an insulating layer fixedly wrapping the aluminum alloy conductor layer, a reinforcing layer fixedly wrapping the insulating layer and an outer protective layer fixedly wrapping the reinforcing layer. According to the aluminum alloy cable, the reinforcing layer is of the net-shaped structure formed by weaving the high-strength fibers and the metal wires in a mixed mode, the weaving structure can evenly disperse external force such as pulling force, pressure and bending force borne by the cable, the overall strength of the aluminum alloy cable can be improved, and meanwhile when the aluminum alloy cable is laid overhead, the strength of the cable is improved. And the cable can be effectively supported and protected through the supporting assembly, so that the problem that a traditional aluminum alloy cable may be subjected to tensile deformation and even fracture due to the influence of factors such as self gravity and external wind power in some power transmission lines needing long-distance overhead laying is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to cable technical field especially relates to a kind of aluminium alloy cables with reinforcing structure. BACKGROUND

[0002] With the continuous development of electric power industry, whether in the power supply system of large-scale building, industrial plant equipment connection, or in the field of outdoor power transmission, the reliability requirement of cable under different working conditions is higher and higher.

[0003] Currently, traditional aluminium alloy cable in some need long-distance overhead laying power transmission line, it can be influenced by self-gravity and external wind force and other factors and occur tensile deformation even fracture. SUMMARY

[0004] The utility model discloses a kind of aluminium alloy cables with reinforcing structure to solve the shortcomings in prior art.

[0005] To achieve the above object, the utility model adopts the following technical scheme:

[0006] A kind of aluminium alloy cable with reinforcing structure, including the multiple support components of equal distance distribution being sleeved on cable body, the cable body includes aluminium alloy conductor layer, the insulating layer of fixedly wrapped in aluminium alloy conductor layer outside, the reinforcing layer of fixedly wrapped in insulating layer outside and the outer sheath of fixedly wrapped in reinforcing layer outside;

[0007] The support component includes fixed frame, the cavity being opened in fixed frame, the adjusting screw being rotatably installed in cavity, the adjusting rod being screw-connected on adjusting screw, control component and the fixed seat being fixedly connected to the top outer wall of fixed frame.

[0008] As a further technical scheme of the utility model, the outer wall of adjusting rod and the inner wall of cavity are slidably connected, and the bottom end of adjusting rod and the top of cable support ring are fixedly connected.

[0009] As a further technical scheme of the utility model, the inner wall of cable support ring is fixedly connected with two symmetrically distributed elastic rubber gaskets, and the two elastic rubber gaskets are C-shaped structure.

[0010] As a further technical scheme of the utility model, the control component includes control shaft being rotatably installed on the upper part of fixed frame, worm being fixedly sleeved on control shaft and worm wheel being fixedly sleeved on the upper part of adjusting screw and being engaged with worm.

[0011] As a further technical scheme of the utility model, worm and worm wheel are located in cavity, and one end of control shaft is fixedly connected with cap.

[0012] As a further technical scheme of the utility model, the reinforcing layer is a net structure of high-strength fiber and metal wire mixed weaving.

[0013] The utility model discloses the beneficial effect is:

[0014] 1, the utility model discloses a reinforcing layer is set, and the reinforcing layer is a net structure of high-strength fiber and metal wire mixed weaving, and this weaving structure can evenly disperse the tension, pressure and bending force and other external force that cable receives, help to improve the overall strength of aluminum alloy cable, and when overhead laying, can effectively support the protection of cable through the support assembly, so that the traditional aluminum alloy cable in some need long distance overhead laying power transmission line, can be affected by the factors such as self gravity and external wind force and the problem of tensile deformation even rupture condition occurs;

[0015] 2, the utility model discloses the worm of control shaft can be driven and controlled and reverse rotation through the rotating cap, and then the worm wheel meshed with the worm will drive the adjusting screw and reverse rotation, and then the adjusting rod of adjusting screw thread connection can slide up and down in the cavity to adjust the position of cable support ring, so that the support height of cable body can be flexibly adjusted according to the overhead laying condition of the scene. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the three-dimensional structure schematic diagram under the use scene of the utility model;

[0017] Figure 2 It is the side view structure schematic diagram of cable body and cable support ring connection in the utility model;

[0018] Figure 3 It is the three-dimensional enlarged structure schematic diagram of fixed overhead cavity inside in the utility model;

[0019] Figure 4 It is the overhead structure schematic diagram of control assembly in the fixed frame inside in the utility model.

[0020] In the drawing: 1, cable body;2, aluminum alloy conductor layer;3, insulating layer;4, reinforcing layer;5, outer sheath;6, cable support ring;7, fixed frame;8, cavity;9, adjusting screw;10, adjusting rod;11, fixed seat;12, elastic rubber gasket;13, control shaft;14, worm;15, worm wheel;16, rotating cap. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0022] Embodiment 1, refer to Figures 1-2 An aluminum alloy cable with reinforced structure, comprising a cable body 1, the cable body 1 comprising:

[0023] An aluminum alloy conductor layer 2, the aluminum alloy conductor layer 2 is added with a small amount of rare earth elements in the traditional aluminum alloy to refine the grain, improve its electrical conductivity and mechanical properties;

[0024] An insulation layer 3, the insulation layer 3 is fixedly wrapped outside the aluminum alloy conductor layer 2, the insulation layer 3 is made of cross-linked polyethylene material, has good insulation performance, temperature resistance and chemical stability;

[0025] A reinforcing layer 4, the reinforcing layer 4 is fixedly wrapped outside the insulation layer 3, the reinforcing layer 4 is a mesh structure woven by high-strength fibers and metal wires, the high-strength fibers can be aramid fibers, the aramid fibers have very high tensile strength and good flexibility, the metal wires can be high-strength stainless steel wires, the stainless steel wires can enhance the rigidity and corrosion resistance of the whole structure;

[0026] The reinforcing layer 4 is tightly wrapped outside the insulation layer 3 by weaving high-strength fibers and metal wires into a mesh structure according to a specific ratio (such as the number ratio of aramid fibers to stainless steel wires is 3:1), the weaving structure can uniformly disperse the external forces such as tension, pressure and bending force received by the cable, which helps to improve the overall strength of the aluminum alloy cable;

[0027] An outer protective layer 5, the outer protective layer 5 is fixedly wrapped outside the reinforcing layer 4, the outer protective layer 5 is made of polyvinyl chloride material, has good wear resistance, corrosion resistance and weather resistance.

[0028] Embodiment 2, refer to Figures 1-4 This embodiment is optimized on the basis of embodiment 1, specifically, the cable body 1 is further sleeved with a plurality of support assemblies distributed at equal distances;

[0029] In this embodiment, the support assembly comprises a fixed frame 7, a cavity 8 opened in the fixed frame 7, an adjusting screw 9 rotatably installed in the cavity 8, an adjusting rod 10 threadedly connected to the adjusting screw 9, a control assembly and a fixed seat 11 fixedly connected to the top outer wall of the fixed frame 7;

[0030] Further, the outer wall of the adjusting rod 10 is slidingly connected with the inner wall of the cavity 8, the bottom end of the adjusting rod 10 is fixedly connected with the top of the cable support ring 6, the inner wall of the cable support ring 6 is fixedly connected with two symmetrically distributed elastic rubber gaskets 12, both of which are C-shaped structures, which can better protect the cable body 1 during supporting through the two elastic rubber gaskets 12;

[0031] Further, the control assembly comprises a control shaft 13 rotatably arranged on the upper portion of the fixing frame 7, a worm 14 fixedly sleeved on the control shaft 13, and a worm wheel 15 fixedly sleeved on the upper portion of the adjusting screw 9 and engaged with the worm 14, wherein the worm 14 and the worm wheel 15 are located in the cavity 8, and one end of the control shaft 13 is fixedly connected with a rotating cap 16;

[0032] In the specific implementation of the embodiment, the fixing seat 11 is fixed to a designated cable erection support, then the rotating cap 16 is driven to drive the worm 14 on the control shaft 13 to rotate in the forward and reverse directions, then the worm wheel 15 engaged with the worm 14 drives the adjusting screw 9 to rotate in the forward and reverse directions, and then the adjusting rod 10 threadedly connected with the adjusting screw 9 can slide up and down in the cavity 8 to adjust the position of the cable supporting ring 6, so that the supporting height of the cable body 1 can be flexibly adjusted according to the overhead laying condition on site.

[0033] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this. Any person skilled in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An aluminum alloy cable with reinforced structure, comprising a plurality of support assemblies with equal distance distribution, which are sleeved on the cable body (1), characterized in that, The cable body (1) comprises an aluminum alloy conductor layer (2), an insulation layer (3) fixedly wrapped outside the aluminum alloy conductor layer (2), a reinforcing layer (4) fixedly wrapped outside the insulation layer (3) and an outer protective layer (5) fixedly wrapped outside the reinforcing layer (4). The supporting assembly comprises a fixing frame (7), a cavity (8) formed in the fixing frame (7), an adjusting screw rod (9) rotatably installed in the cavity (8), an adjusting rod (10) threadedly connected to the adjusting screw rod (9), a control assembly and a fixing seat (11) fixedly connected to the top outer wall of the fixing frame (7).

2. An aluminum alloy cable having a reinforcing structure according to claim 1, characterized by The outer wall of the adjusting rod (10) is slidably connected to the inner wall of the cavity (8), and the bottom end of the adjusting rod (10) is fixedly connected to the top of the cable supporting ring (6).

3. The aluminum alloy cable with reinforced structure according to claim 1, characterized in that, The inner wall of the cable supporting ring (6) is fixedly connected with two symmetrically distributed elastic rubber gaskets (12), and the two elastic rubber gaskets (12) are both C-shaped structures.

4. The aluminum alloy cable with reinforced structure according to claim 1, characterized in that, The control assembly comprises a control shaft (13) rotatably installed on the upper portion of the fixing frame (7), a worm (14) fixedly sleeved on the control shaft (13) and a worm wheel (15) fixedly sleeved on the upper portion of the adjusting screw rod (9) and engaged with the worm (14).

5. An aluminum alloy cable having a reinforcing structure according to claim 4, characterized in that, The worm (14) and the worm wheel (15) are both located in the cavity (8), and one end of the control shaft (13) is fixedly connected with a rotating cap (16).

6. The aluminum alloy cable with reinforced structure according to claim 1, characterized in that, The reinforcing layer (4) is a mesh structure woven by high-strength fibers and metal wires.

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