Included angle installation cable for indoor open wire laying

Abstract

The utility model discloses an included angle installation cable for indoor open wire laying, which relates to the technical field of wires and cables and is provided with at least one insulating wire core. A sheath layer of which the cross section is in a right triangle shape is extruded outside the insulating wire cores; in indoor open wire laying operation, the two right-angle sides of the cable are combined with an indoor included angle part, and the two right-angle sides of the sheath layer are connected with a double-sided adhesive tape. According to the utility model, the cross section of the sheath layer is in the right triangle shape, so that the cable can be better attached to an indoor included angle part, and the installation stability is enhanced while the aesthetic property is considered; surface contact laying installation of the cable and the indoor included angle structure is achieved through the double-sided tape, installation is convenient, fault maintenance is facilitated, and construction and maintenance cost is low.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electric wire and cable, specifically, relate to a indoor open wire laying with included angle installation cable. BACKGROUND

[0002] In the indoor power supply network of industrial and civil buildings, mainly adopt round copper plastic wire or aluminum plastic wire power transmission, the laying mode of this kind of electric wire is mainly to wear pipe and install and lay along the wall, the mode of wearing pipe and installing electric wire, when the fault occurs, the maintenance workload is very large, even have to dig wall, destroy the building.

[0003] In order to solve the technical problems of the above-mentioned hidden line laying mode, the maintenance difficulty is big, the installation process is complex, the prior art proposes the installation electric wire applicable to indoor open wire laying, can see the technology with the name of "a kind of indoor convenient installation electric wire" in Chinese patent literature, the publication number is CN205943558U, the publication date is February 8, 2017, and the technology with the name of "a kind of indoor convenient installation electric wire", the publication number is CN206331811U, the publication date is July 14, 2017 and so on.In this kind of technology, the fan-shaped plastic sheath is wrapped outside the conductive unit, and the circular and rhombic expansion holes are designed inside the sheath and the external covering strong double-sided adhesive tape.This kind of technology can realize the fast installation and maintenance of electric wire in the form of open wire laying, but since the included angle of most indoor construction (such as wall corner, ground corner, top corner) is a right angle structure, the fan-shaped plastic sheath cannot completely match the right angle included angle structure in the installation, leading to the failure to form face contact installation, poor stability, and the arc-shaped edge is exposed, the visual effect is poor. UTILITY MODEL CONTENTS

[0004] The technical purpose of the utility model is to provide an indoor open wire laying included angle installation cable that can form face contact laying installation, is stable in installation and has a good visual appearance.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] An indoor open wire laying included angle installation cable has at least one insulated core;

[0007] The insulated core is externally extruded with a sheath layer with a right-angled triangular cross section;

[0008] In indoor open wire laying operation, the cable is combined with two right-angle sides and indoor included angle parts, and double-sided adhesive tape is connected to the two right-angle sides of the sheath layer.

[0009] The cross section of the sheath layer is a right triangle, which can better fit the indoor corner part, and can enhance the installation stability while taking into account the aesthetics; the cable and the indoor corner structure are in surface contact and are installed by using double-sided tape, which is convenient to install, easy to maintain, and low in construction and maintenance cost.

[0010] Further, the cross section of the sheath layer is an isosceles right triangle structure.

[0011] The arrangement position of the insulated core in the sheath layer is aligned with the right angle of the sheath layer.

[0012] The cross section of the sheath layer is an isosceles right triangle structure, which can better fit the indoor corner part, and can enhance the installation stability while taking into account the aesthetics; the arrangement position of the insulated core in the sheath layer is aligned with the right angle of the sheath layer, which is convenient to install and beneficial to enhance the stability.

[0013] Further, one pre-expansion hole is arranged in each of the two sheath layers on the two sides of the insulated core.

[0014] The pre-expansion hole can be deformed when the cable is pressed against the corner of the wall, and the rebound force generated by the deformation acts on the wall, so that the cable is more firmly bonded to the wall.

[0015] Further, the two pre-expansion holes in the sheath layer are arranged in a left-right symmetrical arrangement structure along the insulated core.

[0016] The two pre-expansion holes are arranged in a left-right symmetrical arrangement structure along the insulated core, which can generate equal rebound force when pressed, and uniformly act on the wall, so that the cable is more firmly bonded to the wall.

[0017] Further, the pre-expansion hole is a circular structure or a rhombic structure.

[0018] The pre-expansion hole is a circular structure or a rhombic structure, which can deform when pressed, and can reduce local stress concentration when pressed, thereby improving the durability of the cable.

[0019] Further, the insulated core is a plurality of parallel arranged insulated cores, and the insulated cores are arranged in close proximity along the high line direction of the hypotenuse of the sheath layer.

[0020] Each insulated core is composed of a conductor and an insulating layer wrapped outside.

[0021] The insulated cores are arranged in parallel and in close proximity along the high line direction of the hypotenuse of the sheath layer, which makes the structure compact and is beneficial to reduce the volume of the cable; by arranging the insulating layer wrapped outside the conductor, current leakage and short circuit phenomenon can be effectively prevented.

[0022] Further, the conductor of the insulated core is a single wire structure or a multi-wire concentric stranded structure.

[0023] The conductor of the insulated core is a copper wire or an aluminum wire.

[0024] The above technical measures adopt the copper wire or the aluminum wire as the conductor, which is beneficial to reduce the cost while ensuring the softness and electrical conductivity of the conductor.

[0025] Further, the sheath layer is an extruded structure of polyvinyl chloride material or polyethylene material.

[0026] In the above technical measures, the sheath layer is an extruded structure of polyvinyl chloride material or polyethylene material, which is beneficial to avoid the influence of environmental factors on the cable, improve the durability of the cable, and reduce the cost.

[0027] The one or more technical solutions provided by the utility model have at least the following technical effects or advantages:

[0028] In the utility model, the cross section of the sheath layer is a right triangle, which can better fit the indoor angle part, and can enhance the installation stability while taking into account the aesthetics; the cable and the indoor angle structure are in surface contact and laid and installed through the double-sided tape, which is convenient to install, convenient for fault maintenance, and low in construction and maintenance cost. DETAILED DESCRIPTION

[0029] The accompanying drawings described herein are used to provide a further understanding of the embodiments of the utility model, constitute a part of the utility model, and do not constitute a limitation on the embodiments of the utility model;

[0030] Figure 1 is a cross-sectional schematic view of the indoor exposed line laying and angle installation cable in the utility model;

[0031] Figure 2 is Figure 1 the structural schematic view of A-A of;

[0032] Wherein, 1-conductor;2-insulation layer;3-pre-expansion hole;4-sheath layer;5-double-sided tape. DETAILED DESCRIPTION

[0033] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model is further described in detail below in combination with the drawings and specific embodiments.It should be explained that the embodiments of the utility model and the features in the embodiments can be combined with each other in the case of not conflicting with each other.

[0034] Many specific details are set forth in the following description in order to provide a thorough understanding of the present application. However, the present application can be practiced according to other embodiments that are not specifically described herein, and the present application is not limited to the specific embodiments described herein.

[0035] Embodiment 1

[0036] With reference to Figures 1-2 The embodiment provides a cable for indoor installation at an angle, which has two insulated cores;

[0037] The insulated core is externally extruded with a sheath layer 4 in the shape of a right-angled triangle in cross section, and the cross section of the sheath layer 4 is in the shape of an isosceles right-angled triangle.

[0038] In the indoor installation operation, the cable is combined with the indoor angle part through two right-angled sides, and double-sided adhesive tape 5 is connected to the two right-angled sides of the sheath layer 4.

[0039] One side of the double-sided adhesive tape 5 is tightly attached to the sheath layer, and the other side is covered with a protective film. When installing, the protective film is removed, and the cable can be attached to the indoor angle part.

[0040] The insulated cores are arranged in parallel, and the insulated cores are arranged in close proximity along the high line direction of the oblique side of the sheath layer 4, and the arrangement position of the insulated cores in the sheath layer 4 is aligned with the right angle of the sheath layer 4 as the center.

[0041] A pre-expansion hole 3 is formed in the sheath layer 4 on both sides of the insulated core, and the two pre-expansion holes 3 in the sheath layer 4 are arranged in a left-right symmetrical structure along the insulated core, and the pre-expansion hole 3 is in the shape of a circle.

[0042] Each insulated core is composed of a conductor 1 and an insulating layer 2 wrapped outside.

[0043] The conductor 1 of the insulated core is in a concentric twisted structure of multiple wires, and the conductor 1 of the insulated core is a copper wire.

[0044] The sheath layer 4 is in an extrusion structure of polyvinyl chloride material.

[0045] Embodiment 2

[0046] The embodiment provides a cable for indoor installation at an angle, which has one insulated core;

[0047] The insulated core is externally extruded with a sheath layer in the shape of a right-angled triangle in cross section, and the cross section of the sheath layer is in the shape of an isosceles right-angled triangle.

[0048] In the indoor installation operation, the cable is combined with the indoor angle part through two right-angled sides, and double-sided adhesive tape is connected to the two right-angled sides of the sheath layer.

[0049] One side of the double-sided adhesive tape is tightly attached to the sheath layer, and the other side is covered with a protective film. During installation, the protective film is removed, and the cable can be attached to the indoor corner part.

[0050] The insulated cores are arranged in the high line direction at the bevel of the sheath layer, and the arrangement position of the insulated cores in the sheath layer is aligned with the right angle of the sheath layer as the center.

[0051] A pre-expansion hole is formed in the sheath layer on both sides of the insulated core, and the two pre-expansion holes in the sheath layer are arranged in a left-right symmetrical structure along the insulated core, and the pre-expansion hole is a rhombic structure.

[0052] Each insulated core is composed of a conductor and an insulating layer wrapped outside;

[0053] The conductor of the insulated core is a single wire structure, and the conductor of the insulated core is an aluminum wire.

[0054] The sheath layer is an extrusion structure of polyethylene material.

[0055] Example 3

[0056] The embodiment provides an indoor open-wire laying corner installation cable, which has three insulated cores;

[0057] The sheath layer is wrapped outside the insulated core, and the cross section of the sheath layer is a right triangle, and the cross section of the sheath layer is an isosceles right triangle structure.

[0058] In the indoor open-wire laying operation, the cable is combined with the indoor corner part through two right angle edges, and the double-sided adhesive tape is connected to the two right angle edges of the sheath layer.

[0059] One side of the double-sided adhesive tape is tightly attached to the sheath layer, and the other side is covered with a protective film. During installation, the protective film is removed, and the cable can be attached to the indoor corner part.

[0060] The insulated cores are arranged in the high line direction at the bevel of the sheath layer, and the arrangement position of the insulated cores in the sheath layer is aligned with the right angle of the sheath layer as the center.

[0061] A pre-expansion hole is formed in the sheath layer on both sides of the insulated core, and the two pre-expansion holes in the sheath layer are arranged in a left-right symmetrical structure along the insulated core, and the pre-expansion hole is a rhombic structure.

[0062] Each insulated core is composed of a conductor and an insulating layer wrapped outside;

[0063] The conductor of the insulated core is a multi-wire concentric twisted structure, and the conductor of the insulated core is an aluminum wire.

[0064] The sheath layer is an extrusion structure of polyethylene material.

[0065] Embodiment 4

[0066] The embodiment provides a corner installation cable for indoor open-wire laying, which has four insulated cores;

[0067] The insulated core is externally extruded with a sheath layer in a right-angled triangle cross section, and the sheath layer is in an isosceles right-angled triangle structure in cross section.

[0068] In the indoor open-wire laying operation, the cable is combined with the indoor corner part through two right-angle sides, and double-sided adhesive tape is connected to the two right-angle sides of the sheath layer.

[0069] One side of the double-sided adhesive tape is tightly attached to the sheath layer, and the other side is covered with a protective film, so that when installing, the protective film is removed, and the cable can be attached to the indoor corner part.

[0070] The insulated cores are in parallel arrangement, and the insulated cores are arranged in close proximity along the high line direction of the oblique side of the sheath layer, and the arrangement position of the insulated cores in the sheath layer is aligned with the right angle of the sheath layer as the center.

[0071] A pre-expansion hole is formed in the sheath layer on both sides of the insulated core, and the two pre-expansion holes in the sheath layer are arranged in a left-right symmetrical structure along the insulated core, and the pre-expansion hole is in a circular structure.

[0072] Each insulated core is composed of a conductor and an insulating layer wrapped outside.

[0073] The conductor of the insulated core is in a single wire structure, and the conductor of the insulated core is a copper wire.

[0074] The sheath layer is in an extrusion structure of polyvinyl chloride material.

[0075] Although the preferred embodiments of the present application have been described, those skilled in the art can make further changes and modifications to the embodiments once they know the basic inventive concept. Therefore, the appended claims are intended to be interpreted as including all changes and modifications falling within the scope of the present application.

[0076] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application also intends to include these modifications and variations.

Claims

1. An indoor corner installation cable for open wiring, having at least one insulated core; characterized in that: the outer part of the insulated core is extruded with a sheath layer (4) in the shape of a right-angled triangle in cross-section; in the indoor open wiring operation, the cable is combined with the indoor corner part by two right-angled sides, and two right-angled sides of the sheath layer (4) are connected with double-sided adhesive tape (5).

2. The indoor corner installation cable for open wiring according to claim 1, characterized in that: the cross-section of the sheath layer (4) is in the shape of an isosceles right-angled triangle; the arrangement position of the insulated core in the sheath layer (4) is aligned with the right angle of the sheath layer (4) as the center.

3. The indoor corner installation cable for open wiring according to claim 2, characterized in that: in the sheath layer (4) on both sides of the insulated core, one pre-expansion hole (3) is respectively arranged.

4. The indoor corner installation cable for open wiring according to claim 3, characterized in that: the two pre-expansion holes (3) in the sheath layer (4) are arranged in a left-right symmetrical structure along the insulated core.

5. The indoor corner installation cable for open wiring according to claim 3 or 4, characterized in that: the pre-expansion hole (3) is in the shape of a circle or a rhombus.

6. The indoor corner installation cable for open wiring according to claim 1 or 2, characterized in that: the insulated core is in the form of multiple parallel arrangements, and the insulated cores are arranged in close proximity along the high line direction of the hypotenuse of the sheath layer (4); each insulated core is composed of a conductor (1) and an insulating layer (2) wrapped outside.

7. The indoor corner installation cable for open wiring according to claim 6, characterized in that: the conductor (1) of the insulated core is in the form of a single wire or a concentric stranded structure of multiple wires; the conductor (1) of the insulated core is a copper wire or an aluminum wire.

8. The indoor corner installation cable for open wiring according to claim 1, characterized in that: the sheath layer (4) is in the form of an extruded structure of polyvinyl chloride material or polyethylene material.

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