Anti-breakdown overhead insulated cable

Abstract

The utility model discloses an anti-breakdown overhead insulated cable, which comprises a cable body, a first arc-shaped groove and a second arc-shaped groove are symmetrically arranged on the outer side of the cable body, and the cable body comprises a conductive main body, an inner insulating layer, a reinforcing filling layer and an insulating protective sleeve. By arranging the inner insulating layer, the reinforcing filling layer and the insulating protective sleeve in the cable body and using the first arc-shaped groove and the second arc-shaped groove in a matched mode, the cable body has the efficient anti-puncture function and the high insulating function; two sliding blocks are pulled to slide to corresponding positions on an arc-shaped sliding rail and are limited through fixing bolts, and a fixing plate and an installation position are further limited and fixed through connecting bolts, so that overhead installation operation of the cable is facilitated, and the cable can be installed conveniently by rotating a screw rod to spirally move in a threaded cylinder. And therefore, the first arc-shaped groove and the second arc-shaped groove are subjected to height lifting operation under the spiral movement of the screw rod.

Description

Technical Field

[0001] The utility model relates to a cable, in particular to an anti-breakdown overhead insulated cable. Background Art

[0002] Cables are usually rope-like cables made of several or several groups of wires (at least two wires in each group). Each group of wires is insulated from each other and often twisted around a center. The entire outer layer is covered with a highly insulating covering. Cables have the characteristics of being energized inside and insulated outside. Among cables, the most commonly used are overhead insulated cables. Currently, the existing overhead insulated cables often have an increased probability of being broken down due to insufficient protection during use. Therefore, an anti-breakdown overhead insulated cable is proposed to optimize and solve the above problem. Utility Model Content

[0003] The utility model aims to provide an overhead insulated cable that is puncture-proof so as to solve the problems raised in the above-mentioned background technology.

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

[0005] A breakdown-proof overhead insulated cable comprises a cable body, wherein a first arc groove and a second arc groove are symmetrically arranged on the outer side of the cable body, the cable body comprises a conductive body, an inner insulating layer, a reinforcement filling layer and an insulating protective sleeve, an arc slide rail is symmetrically connected to the outer side of the first arc groove and the second arc groove respectively, a first connecting rod is fixedly connected to the outer side of the first arc groove, one end of the first connecting rod is hinged to the outer side of the second arc groove through a hinge seat, a second connecting rod is fixedly connected to the outer side of the first arc groove, two sliders are symmetrically slidably sleeved on the two arc slide rails on the first arc groove and the second arc groove respectively, a threaded barrel is hinged on the outer side of the slider through a hinge seat, a screw is threadedly connected inside the threaded barrel, a swivel is fixedly sleeved on the screw, one end of the screw extends out of the threaded barrel and is rotatably connected to a fixed block through a bearing seat, and a fixed plate is hinged on the outer side of the fixed block through a hinge seat.

[0006] As a further solution of the utility model: the inner insulating layer is sleeved on the outside of the conductive body, the reinforcing filling layer is arranged on the outside of the inner insulating layer, and the insulating protective sleeve is sleeved on the outside of the reinforcing filling layer.

[0007] As a further solution of the utility model: a protective gasket is fixedly connected to the inner wall of the first arc groove and the second arc groove, and the protective gasket is in contact with the outer side of the insulating protective sleeve.

[0008] As a further solution of the utility model: a limit frame is sleeved on the outside of the second connecting rod, the limit frame is fixedly connected to the outside of the second arc groove, the second connecting rod and the limit frame are both provided with limit bolts, and the second connecting rod and the limit frame are both provided with threaded through holes for threaded connection of the limit bolts.

[0009] As a further solution of the utility model: a fixing bolt is arranged on the sliding block, a threaded through hole for threaded connection of the fixing bolt is opened on the sliding block, and a through hole is opened on the fixing plate.

[0010] As a further solution of the utility model: the inner insulating layer is made of nano-composite ceramic-based resin material, the reinforced filling layer is made of nylon reinforced material, and the insulating protective sleeve is made of polyethylene insulating material.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. By arranging the inner insulating layer, the reinforced filling layer and the insulating protective sleeve in the cable body and using the first arc groove and the second arc groove in coordination, the cable body has high efficiency anti-puncture and strong insulation function.

[0013] 2. By setting up to pull the two sliders to slide to the corresponding positions on the arc-shaped slide rail and limit them by fixing bolts, and further by limiting and fixing the fixing plate and the installation position with connecting bolts, it is convenient for the overhead installation operation of the cable, and by rotating the screw to move spirally in the threaded barrel, the first arc groove and the second arc groove can be raised or lowered in height under the spiral movement of the screw. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 Schematic diagram of the structure of an overhead insulated cable to prevent breakdown.

[0015] Figure 2 Schematic diagram of the local structure of an overhead insulated cable to prevent breakdown.

[0016] Figure 3 Schematic diagram of the local structure of an overhead insulated cable to prevent breakdown.

[0017] As shown in the figure: cable body 1, first arc groove 2, second arc groove 3, conductive body 4, inner insulating layer 5, reinforcement filling layer 6, insulating protective sleeve 7, protective gasket 8, arc slide rail 9, first connecting rod 10, second connecting rod 11, slider 12, threaded barrel 13, screw 14, fixed block 15 and fixed plate 16. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 3 In the embodiment of the utility model, an anti-breakdown overhead insulated cable includes a cable body 1, a first arc groove 2, a second arc groove 3, a conductive body 4, an inner insulating layer 5, a reinforcement filling layer 6, an insulating protective sleeve 7, a protective gasket 8, an arc slide rail 9, a first connecting rod 10, a second connecting rod 11, a slider 12, a threaded barrel 13, a screw 14, a fixing block 15 and a fixing plate 16, and the first arc groove 2 and the second arc groove 3 are symmetrically arranged on the outer side of the cable body 1. The cable body 1 includes a conductive body 4, an inner insulating layer 5, The reinforcing filling layer 6 and the insulating protective sleeve 7, the inner insulating layer 5 is sleeved on the outside of the conductive body 1, the reinforcing filling layer 6 is arranged on the outside of the inner insulating layer 5, the insulating protective sleeve 7 is sleeved on the outside of the reinforcing filling layer 6, the inner walls of the first arc groove 2 and the second arc groove 3 are fixedly connected with a protective gasket 8, the protective gasket 8 is fitted with the outside of the insulating protective sleeve 7, the outsides of the first arc groove 2 and the second arc groove 3 are symmetrically connected with an arc slide rail 9, and the outside of the first arc groove 2 is fixedly connected with a first connecting rod 1 0, one end of the first connecting rod 10 is hinged to the outer side of the second arc groove 3 through a hinge seat, the outer side of the first arc groove 2 is fixedly connected to the second connecting rod 11, the outer side of the second connecting rod 11 is sleeved with a limit frame, the limit frame is fixedly connected to the outer side of the second arc groove 3, the second connecting rod 11 and the limit frame are both provided with limit bolts, the second connecting rod 11 and the limit frame are both provided with threaded through holes for threaded connection of the limit bolts, the two arc slide rails 9 on the first arc groove 2 and the second arc groove 3 are symmetrically slid on The movable sleeve is provided with two sliders 12, on which fixing bolts are arranged, and a threaded through hole for threaded connection of the fixing bolts is opened on the slider 12, a threaded barrel 13 is hinged on the outer side of the slider 12 through a hinge seat, a screw 14 is threadedly connected inside the threaded barrel 13, a swivel is provided on the screw 14, one end of the screw 14 extends out of the threaded barrel 13 and is rotatably connected to a fixing block 15 through a bearing seat, a fixing plate 16 is hinged on the outer side of the fixing block 15 through a hinge seat, and a through hole is opened on the fixing plate 16.

[0020] The inner insulating layer 5 is made of nano-composite ceramic-based resin material.

[0021] The reinforcement filling layer 6 is made of nylon reinforcement material.

[0022] The insulating protective sleeve 7 is made of polyethylene insulating material.

[0023] The working principle of the utility model is:

[0024] When it is necessary to use an overhead insulated cable that is puncture-proof, the personnel first pull the second connecting rod 11 to drive the first arc groove 2 and the second arc groove 3 to be hinged and rotated by the first connecting rod 10, so that the first arc groove 2 and the second arc groove 3 are separated from each other, and the cable body 1 is further placed between the first arc groove 2 and the second arc groove 3, and then the first arc groove 2 and the second arc groove 3 are fixed and limited according to the above reverse operation, and further the two sliders 12 are pulled to slide to the corresponding position on the arc slide rail 9 and limited by the fixing bolts, and further the fixing plate 16 is fixed to the installation position by the connecting bolts, and further the screw 14 can be rotated to spirally move in the threaded barrel 13, so that the first arc groove 2 and the second arc groove 3 can be raised and lowered under the spiral movement of the screw 14, and further the inner insulating layer 5, the reinforcement filling layer 6 and the insulating protective sleeve 7 in the cable body 1 and the first arc groove 2 and the second arc groove 3 are used in coordination, so that the cable body 1 has high efficiency and puncture prevention and strong insulation function.

[0025] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A breakdown-proof overhead insulated cable, comprising a cable body (1), characterized in that: The cable body (1) is symmetrically provided with a first arc groove (2) and a second arc groove (3) on the outside. The cable body (1) comprises a conductive body (4), an inner insulating layer (5), a reinforcing filling layer (6) and an insulating protective sleeve (7). The first arc groove (2) and the second arc groove (3) are symmetrically connected to an arc slide rail (9) on the outside. The first arc groove (2) is fixedly connected to a first connecting rod (10). One end of the first connecting rod (10) is hinged to the outside of the second arc groove (3) through a hinge seat. The first arc groove (2) is fixedly connected to the outside of the second arc groove (3). A second connecting rod (11) is provided. Two sliding blocks (12) are symmetrically slidably sleeved on the two arc-shaped slide rails (9) on the first arc-shaped groove (2) and the second arc-shaped groove (3). A threaded cylinder (13) is hingedly connected to the outer side of the sliding block (12) through a hinge seat. A screw rod (14) is threadedly connected to the inner side of the threaded cylinder (13). A swivel is fixedly sleeved on the screw rod (14). One end of the screw rod (14) extends out of the threaded cylinder (13) and is rotatably connected to a fixed block (15) through a bearing seat. A fixed plate (16) is hingedly connected to the outer side of the fixed block (15) through a hinge seat.

2. The anti-breakdown overhead insulated cable according to claim 1, characterized in that: The inner insulating layer (5) is sleeved on the outside of the conductive body (4), the reinforcing filling layer (6) is arranged on the outside of the inner insulating layer (5), and the insulating protective sleeve (7) is sleeved on the outside of the reinforcing filling layer (6).

3. The anti-breakdown overhead insulated cable according to claim 1, characterized in that: A protective gasket (8) is fixedly connected to the inner wall of each of the first arc-shaped groove (2) and the second arc-shaped groove (3), and the protective gasket (8) fits the outer side of the insulating protective sleeve (7).

4. The anti-breakdown overhead insulated cable according to claim 1, characterized in that: A limit frame is sleeved on the outside of the second connecting rod (11), and the limit frame is fixedly connected to the outside of the second arc-shaped groove (3). The second connecting rod (11) and the limit frame are both provided with limit bolts, and the second connecting rod (11) and the limit frame are both provided with threaded through holes for threaded connection of the limit bolts.

5. The anti-breakdown overhead insulated cable according to claim 1, characterized in that: The slider (12) is provided with a fixing bolt, the slider (12) is provided with a threaded through hole for threaded connection of the fixing bolt, and the fixing plate (16) is provided with a through hole.

6. The anti-breakdown overhead insulated cable according to claim 1, characterized in that: The inner insulating layer (5) is made of a nano-composite ceramic-based resin material, the reinforcing filling layer (6) is made of a nylon reinforcing material, and the insulating protective sleeve (7) is made of a polyethylene insulating material.

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