CN213400622U

CN213400622U - Safe type cable structure

Info

Publication number: CN213400622U
Application number: CN202022852764.7U
Authority: CN
Inventors: 王援成; 王亚宁; 步海鹏
Original assignee: Tianjin Liyou Intelligent Equipment Co ltd
Current assignee: Tianjin Liyou Intelligent Equipment Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-06-08
Anticipated expiration: 2030-12-02

Abstract

The utility model relates to the technical field of cables, in particular to a safe cable structure, which comprises an insulating sheath and wires positioned at two sides inside the insulating sheath; insulating sheath's transversal infinity style of calligraphy of personally submitting, insulating sheath's inside both sides all alternate and are equipped with spacing core, spacing core's transversal cross of personally submitting, the even subsection of wire is around spacing core, the outside parcel of spacing core and wire has the winding layer, the inside of winding layer and the clearance intussuseption of wire are filled with insulating filler. The cross-shaped limiting core is arranged between the wires, so that the bending resistance of the cable is improved; a winding layer is arranged between the conducting wire and the insulating sheath, so that the protection effect of the cable is increased, and the risk of exposing the cable core caused by collision of the cable is reduced; insulating filler is filled between the winding layer and the lead, so that the fireproof performance of the cable is improved; the potential safety hazard is reduced as a whole.

Description

Safe type cable structure

Technical Field

The utility model relates to a cable technical field specifically is a safe type cable structure.

Background

A cable is a power transmission device, and is generally composed of several wires or groups of wires. The cable is widely applied to lighting lamps, household appliances, electric heating appliances, instruments, motor lead wires, electronics, lamps, burners and the like.

The insulating sheath of the cable is easily melted at high temperature when a fire disaster occurs outside, so that the phenomenon of electric power fire is caused. And electric power is on fire and often produces continuous fire along the cable, and the fire spread is very fast, causes great economic loss easily. Meanwhile, the existing cable is simple in structure and is easily exposed or even damaged by external extrusion or collision and other actions.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe type cable structure to improve its fire behavior and compressive property, reduce the potential safety hazard.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a safety cable structure comprises an insulating sheath and wires positioned on two sides inside the insulating sheath; insulating sheath's transversal infinity style of calligraphy of personally submitting, insulating sheath's inside both sides all alternate and are equipped with spacing core, spacing core's transversal cross of personally submitting, the even subsection of wire is around spacing core, the outside parcel of spacing core and wire has the winding layer, the inside of winding layer and the clearance intussuseption of wire are filled with insulating filler.

Optionally, an inner sheath is wrapped on the outer layer of the winding layer, and a fireproof sleeve for flame retardance is wrapped on the outer layer of the inner sheath.

Optionally, the surface of fire prevention cover has evenly seted up the spacing groove along peripheral circumferencial direction, fire-retardant sinle silk has all been buried underground in the spacing groove.

Optionally, the outer layers of the fireproof sleeve and the flame-retardant wire core are wrapped by outer sheaths, and the outer sheaths are symmetrically distributed on two sides of the inner part of the insulating sheath.

Compared with the prior art, the utility model provides a safe type cable structure possesses following beneficial effect:

1. the cross-shaped limiting core is arranged between the wires, so that the bending resistance of the cable is improved; a winding layer is arranged between the conducting wire and the insulating sheath, so that the protection effect of the cable is increased, and the risk of exposing the cable core caused by collision of the cable is reduced; insulating filler is filled between the winding layer and the lead, so that the fireproof performance of the cable is improved; the potential safety hazard is integrally reduced;

2. the utility model discloses outside cover at the wire is equipped with the fire prevention cover, and it has fire-retardant sinle silk to have outer evenly distributed at the fire prevention cover, has further improved the fire prevention fire behavior of cable to ensure the power consumption safety.

Drawings

Fig. 1 is a cross-sectional view of the safety cable structure of the present invention;

fig. 2 is a schematic view of the structure of the fireproof sleeve of the present invention.

In the figure: 10. a secure cable structure; 101. an insulating sheath; 102. a limiting core; 103. a wire; 104. insulating filler; 105. a winding layer; 106. an inner sheath; 107. a fireproof sleeve; 108. a flame retardant core; 109. an outer sheath.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b): referring to fig. 1 and fig. 2, the present application provides a safety cable structure 10, which includes an insulating sheath 101 and wires 103 located at two sides inside the insulating sheath 101; the cross section of the insulating sheath 101 is infinity-shaped, the two sides in the insulating sheath 101 are respectively inserted with the limiting core 102, the cross section of the limiting core 102 is cross-shaped, and the conducting wires 103 are uniformly distributed around the limiting core 102; the limiting core 102 is made of polyethylene material, and the conducting wires 103 are distributed outside the limiting core 102. The limiting core 102 and the wire 103 are externally wrapped with a winding layer 105, a gap between the inside of the winding layer 105 and the wire 103 is filled with an insulating filler 104, the winding layer 105 is an insulating cloth wrapped on the outside of the wire 103, and the insulating filler 104 is a polypropylene material. An inner sheath 106 is wrapped on the outer layer of the winding layer 105, a fireproof sleeve 107 used for flame retardance is wrapped on the outer layer of the inner sheath 106, and the fireproof sleeve 107 is made of high-temperature-resistant silica gel materials and has a flame retardant effect. The spacing groove has evenly been seted up along peripheral circumferencial direction to the surface of fire prevention cover 107, and fire-retardant sinle silk 108 has all been buried underground to the spacing inslot, and the length direction of seting up the direction and fire prevention cover 107 of spacing groove keeps unanimous, and fire-retardant sinle silk 108 evenly distributed is outside fire prevention cover 107, and its material is the aluminium silk, similar armor to play the fire prevention effect, further protection power consumption safety. The outer layers of the fireproof sleeve 107 and the flame-retardant wire core 108 are wrapped by outer sheaths 109, the outer sheaths 109 are symmetrically distributed on two sides of the inner portion of the insulating sheath 101, the outer sheaths 109 are made of polyethylene materials, the live wire and the zero wire are wrapped in the two outer sheaths 109 respectively, and when the fireproof plug is used, the insulating sheath 101 at the end portion of the cable can be torn open forcibly to separate the live wire and the zero wire, so that the fireproof plug is convenient to be connected with an external plug.

When the utility model is used, the cross-shaped limiting core 102 is arranged between the wires 103, so that the bending resistance of the cable is improved; a winding layer 105 is arranged between the lead 103 and the insulating sheath 101, so that the protection effect of the cable is increased, and the risk of exposing a wire core of the cable due to collision is reduced; insulating filler 104 is filled between the winding layer 105 and the conducting wire 103, so that the fireproof performance of the cable is improved; the outside cover of wire 103 is equipped with fire prevention cover 107, and the outer evenly distributed of fire prevention cover 107 has fire-retardant sinle silk 108, has further improved the fire prevention fire behavior of cable to reduce the potential safety hazard, ensure the power consumption safety.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a safe type cable structure which characterized in that: comprises an insulating sheath (101) and leads (103) positioned at two sides inside the insulating sheath (101); the insulation sheath is characterized in that the cross section of the insulation sheath (101) is shaped like an infinity character, limiting cores (102) are arranged on two sides of the interior of the insulation sheath (101) in an inserted mode, the cross section of each limiting core (102) is shaped like a cross, the wires (103) are evenly distributed around the limiting cores (102), winding layers (105) wrap the exterior of the limiting cores (102) and the exterior of the wires (103), and insulation fillers (104) are filled in the gaps between the interior of each winding layer (105) and the corresponding wires (103).

2. The secure cable structure of claim 1, wherein: an inner sheath (106) is wrapped on the outer layer of the winding layer (105), and a fireproof sleeve (107) used for flame retardance is wrapped on the outer layer of the inner sheath (106).

3. A safety cable construction according to claim 2, wherein: the surface of fire prevention cover (107) has evenly seted up the spacing groove along peripheral circumferencial direction, fire-retardant sinle silk (108) have all been buried underground in the spacing groove.

4. A safety cable construction according to claim 3, wherein: the outer layers of the fireproof sleeve (107) and the flame-retardant wire core (108) are wrapped by outer sheaths (109), and the outer sheaths (109) are symmetrically distributed on two sides of the inside of the insulating sheath (101).