CN211016594U

CN211016594U - Wear-resisting type photovoltaic cable

Info

Publication number: CN211016594U
Application number: CN202020025614.6U
Authority: CN
Inventors: 章高魁
Original assignee: Ningbo Pntech New Energy Co ltd
Current assignee: Ningbo Pntech New Energy Co ltd
Priority date: 2020-01-07
Filing date: 2020-01-07
Publication date: 2020-07-14
Anticipated expiration: 2030-01-07

Abstract

The utility model discloses a wear-resisting type photovoltaic cable, including the cable body, one side cover of cable body outside is equipped with the connecting pipe, and the inside of cable body is provided with the cable protective sheath, and the inner wall of cable protective sheath bonds and has the wearing layer, and the inside of wearing layer is provided with the inner tube, and is provided with outer filling layer between inner tube and the wearing layer, and all welding has elastic support piece between inner tube and the wearing layer, and the inner wall of inner tube bonds and has the heat preservation. The utility model discloses a wear-resisting arch, wearing layer and the elastic support piece that set up, the wearing layer can reduce the cable body and gnaw the damage after stinging by the animal, wear resistance when wear-resisting lug improves cable body and external contact, elastic support piece when the cable body receives external pressure, cushion between inner tube and wearing layer, the heat preservation keeps warm to the wire when the temperature is low excessively, the heat preservation effect is better, the elasticity fastener card is in the outside of cable body, prevent that the cable body from sliding, reduce the wearing and tearing of cable body simultaneously.

Description

Wear-resisting type photovoltaic cable

Technical Field

The utility model relates to a communication equipment technical field especially relates to a wear-resisting type photovoltaic cable.

Background

The cable is a general name of articles such as optical cables, electric cables and the like, has multiple purposes, is mainly used for controlling multiple functions of installation, connecting equipment, transmitting electric power and the like, is a common and indispensable object in daily life, needs to be installed carefully, is mainly formed by processing plastic particles to form sheath insulation and twisting copper wires of various specifications into cables, is one of green energy technologies in the future due to the fact that a solar energy technology becomes one of the future, solar energy or photovoltaic is widely applied in China, and the characteristics of the photovoltaic cable are determined by special insulation materials and sheath materials for the cable.

Present wear-resisting type photovoltaic cable is in the in-process that uses, the cable sets up in the open air, the outside of cable very easily receives serious wear, thereby influence the life of whole cable, or lead to the short circuit, the emergence of conflagration and personnel injury danger scheduling problem, when colder weather, the cable need keep warm, guarantee the normal use of cable, cracked phenomenon often appears in the junction of cable, and the cable easily slides, can appear the extrusion sometimes between the inside wire of cable, cause the damage of wire protective sheath, therefore, need to design a wear-resisting type photovoltaic cable and solve above-mentioned problem urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the wear-resisting type photovoltaic cable who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a wear-resisting type photovoltaic cable, includes the cable body, one side cover of cable body outside is equipped with the connecting pipe, the inside of cable body is provided with the cable protective sheath, the inner wall of cable protective sheath bonds there is the wearing layer, the inside of wearing layer is provided with the inner tube, and is provided with outer filling layer between inner tube and the wearing layer, all weld between inner tube and the wearing layer has elastic support piece, the inner wall of inner tube bonds and has the heat preservation, the outside of cable protective sheath is the equidistance and distributes and have wear-resisting lug.

Furthermore, the inner wall of heat preservation bonds there is the insulating layer, and the inside of insulating layer is provided with fire-retardant layer, the inside on fire-retardant layer all is provided with the wire protective sheath.

Furthermore, the inside of wire protective sheath is provided with the intussuseption layer, the inside of intussuseption layer is the equidistance and distributes and has the wire.

Furthermore, the inside on fire-retardant layer is provided with the separation piece, and the separation piece sets up between three wire protective sheath.

Furthermore, one side of the outside of connecting pipe threaded connection has the joint pipe, the welding of one side of joint pipe has the sealing washer, the mounting panel has all been welded to the both sides of joint pipe.

Furthermore, a limiting groove is formed in the joint pipe, and elastic clamping pieces are welded in the limiting groove.

The utility model has the advantages that:

1. through wear-resisting arch, wearing layer and the elastic support piece that sets up, the wearing layer can reduce the cable body and gnaw the damage after stinging by the animal, and wear-resisting lug improves the wearability when cable body and outside contact, and elastic support piece cushions between inner tube and wearing layer when the cable body receives external pressure, and the heat preservation keeps warm to the wire when the temperature is crossed lowly, and the heat preservation effect is better.

2. Through the joint pipe and the connecting pipe that set up, connecting pipe and joint pipe protect the joint department of cable body, and the condition of revealing prevents to appear between connecting pipe and the joint pipe by the sealing washer between connecting pipe and the joint pipe, and elasticity fastener card prevents that the cable body from sliding in the outside of cable body, reduces the wearing and tearing of cable body simultaneously.

3. Through the insulating layer and the separation piece that set up, the insulating layer makes wire and external insulation, and the wire can normal use, and the intussuseption layer protects the wire, and the separation piece reduces the extrusion between the wire protective sheath, reduces the damage of wire protective sheath.

Drawings

Fig. 1 is a schematic structural view of a wear-resistant photovoltaic cable according to the present invention;

fig. 2 is a cross-sectional view of a cable body of a wear-resistant photovoltaic cable according to the present invention;

fig. 3 is the utility model provides a joint pipe and connecting pipe schematic diagram of wear-resisting type photovoltaic cable.

In the figure: the cable comprises a cable body 1, a wear-resistant bump 2, a connector pipe 3, a connecting pipe 4, an elastic clamping piece 5, a wear-resistant layer 6, an elastic support piece 7, an outer filling layer 8, an inner pipe 9, a heat preservation layer 10, an insulating layer 11, a wire protective sleeve 12, a wire 13, an inner filling layer 14, a barrier piece 15, a sealing ring 16, a limiting groove 17, a cable protective sleeve 18, a flame-retardant layer 19 and a mounting plate 20.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, a wear-resistant photovoltaic cable includes a cable body 1, a connecting pipe 4 is sleeved on one side of the outer portion of the cable body 1, a cable protective sleeve 18 is disposed inside the cable body 1, a wear-resistant layer 6 is bonded on the inner wall of the cable protective sleeve 18, the wear-resistant layer 6 can reduce the damage of the cable body 1 after being bitten by an animal, an inner pipe 9 is disposed inside the wear-resistant layer 6, an outer filling layer 8 is arranged between the inner tube 9 and the wear-resistant layer 6, elastic supporting pieces 7 are welded between the inner tube 9 and the wear-resistant layer 6, when the cable body 1 is subjected to external pressure, cushion between inner tube 9 and wearing layer 6, the inner wall of inner tube 9 bonds has heat preservation 10, and heat preservation 10 keeps warm to wire 13 when the temperature is low excessively, and the outside of cable protective sheath 18 is the equidistance and distributes and have wear-resisting lug 2, and wear-resisting lug 2 improves the wearability when cable body 1 contacts with the outside.

Further, the inner wall of heat preservation 10 bonds there is insulating layer 11, and insulating layer 11 makes wire 13 and external insulation, and the inside of insulating layer 11 is provided with fire-retardant layer 19, and fire-retardant layer 19 prevents that the phenomenon of burning from appearing in cable body 1 when the high temperature, and fire-retardant layer 19's inside all is provided with wire protective sheath 12, and wire protective sheath 12 protects the wire.

Further, the inside of the wire protective sleeve 12 is provided with an inner filling layer 14, wires 13 are distributed in the inner filling layer 14 at equal intervals, and the wires 13 are used for communication transmission.

Further, fire-retardant layer 19's inside is provided with separation member 15, and separation member 15 sets up between three wire protective sheath 12, and separation member 15 reduces the extrusion between the wire protective sheath 12, reduces the damage of wire protective sheath 12.

Further, one side of the outside of the connecting pipe 4 is in threaded connection with the joint pipe 3, one side of the joint pipe 3 is welded with the sealing ring 16, the sealing ring 16 arranged between the connecting pipe 4 and the joint pipe 3 prevents the leakage between the connecting pipe 4 and the joint pipe 3, the mounting plates 20 are welded on two sides of the joint pipe 3, the mounting plates 20 are provided with mounting holes inside the mounting plates 20, and the mounting plates 20 of the other cable are connected with the mounting plates 20 of the cable body 1 through bolts.

Further, a limiting groove 17 is formed in the joint pipe 3, elastic clamping pieces 5 are welded in the limiting groove 17, the elastic clamping pieces 5 in the limiting groove 17 are clamped outside the cable body 1, the cable body 1 is prevented from sliding, and abrasion of the cable body 1 is reduced.

The working principle is as follows: when in use, the connecting pipe 4 is sleeved at one end outside the cable body 1, the joint pipe 3 is screwed at one side outside the connecting pipe 4, the sealing ring 16 arranged between the connecting pipe 4 and the joint pipe 3 prevents the leakage between the connecting pipe 4 and the joint pipe 3, the cable body 1 is connected with the end head of another cable, the mounting plate 20 of another cable is connected with the mounting plate 20 of the cable body 1 through a bolt, the elastic clamping piece 5 in the limiting groove 17 is clamped outside the cable body 1 to prevent the cable body 1 from sliding and reduce the abrasion of the cable body 1, the connecting pipe 4 and the joint pipe 3 protect the joint of the cable body 1, after the cable protective sleeve 18 is partially abraded, the abrasion-resistant layer 6 can reduce the damage of the cable body 1 after being bitten by an animal, and the abrasion-resistant lug 2 improves the abrasion resistance of the cable body 1 when in contact with the outside, elastic support element 7 receives external pressure when cable body 1, cushions between inner tube 9 and wearing layer 6, and heat preservation 10 keeps warm to wire 13 when the temperature is low excessively, and insulating layer 11 makes wire 13 and external insulation, and interior filling layer 14 protects wire 13, and separation 15 reduces the extrusion between wire protective sheath 12, reduces the damage of wire protective sheath 12.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a wear-resisting type photovoltaic cable, includes cable body (1), its characterized in that, one side cover of cable body (1) outside is equipped with connecting pipe (4), the inside of cable body (1) is provided with cable protective sheath (18), the inner wall of cable protective sheath (18) bonds has wearing layer (6), the inside of wearing layer (6) is provided with inner tube (9), and is provided with outer filling layer (8) between inner tube (9) and wearing layer (6), all weld between inner tube (9) and wearing layer (6) have elastic support piece (7), the inner wall of inner tube (9) bonds has heat preservation (10), the outside of cable protective sheath (18) is the equidistance and distributes and has wear-resisting lug (2).

2. A wear-resistant photovoltaic cable according to claim 1, wherein the insulating layer (11) is bonded to the inner wall of the insulating layer (10), and a flame-retardant layer (19) is disposed inside the insulating layer (11), and the wire protective sleeve (12) is disposed inside each flame-retardant layer (19).

3. A wear-resistant photovoltaic cable according to claim 2, characterized in that the inner part of the conductor protection sheath (12) is provided with an inner filling layer (14), and the conductors (13) are distributed in the inner part of the inner filling layer (14) at equal intervals.

4. A wear-resistant photovoltaic cable according to claim 2, characterized in that the flame-retardant layer (19) is internally provided with a barrier (15) and the barrier (15) is arranged between the three conductor sheaths (12).

5. A wear-resistant photovoltaic cable according to claim 1, characterized in that the connector tube (3) is screwed to one side of the outer part of the connecting tube (4), the sealing ring (16) is welded to one side of the connector tube (3), and the mounting plates (20) are welded to both sides of the connector tube (3).

6. A wear-resistant photovoltaic cable according to claim 5, wherein a limiting groove (17) is formed in the connector tube (3), and the elastic clamping piece (5) is welded in each limiting groove (17).