CN217933221U

CN217933221U - Photovoltaic cable with strong compressive capacity

Info

Publication number: CN217933221U
Application number: CN202221610012.2U
Authority: CN
Inventors: 杨彦; 宋强; 李正威
Original assignee: DONGGUAN MINXING CABLES CO LTD
Current assignee: DONGGUAN MINXING CABLES CO LTD
Priority date: 2022-06-23
Filing date: 2022-06-23
Publication date: 2022-11-29
Anticipated expiration: 2032-06-23

Abstract

The utility model relates to the technical field of cables, in particular to a photovoltaic cable with strong compression resistance, a separation frame is fixedly connected into an inner sleeve, the separation frame divides the inner sleeve into a plurality of placing cavities, a plurality of cable cores are arranged in different placing cavities, a plurality of elastic buffer mechanisms are fixedly connected onto the separation frame, the elastic buffer mechanisms are contacted with the cable cores, a packing layer is arranged in the placing cavities, a heat insulation layer is connected to the inner side of the inner sleeve, and an outer sleeve is sleeved on the inner sleeve; elastic buffer gear includes elasticity arc and air chamber, and elasticity arc fixed connection is to separating on the frame, and the elasticity arc contacts with the cable core, offers the air chamber between elasticity arc and the separation frame. The utility model discloses an elasticity arc is warp after being extruded, and is sunken to air chamber direction for the displacement of certain degree can take place for the cable core, and the elasticity arc produces certain elasticity after being extruded, and the elasticity of production supports the cable core, thereby reduces the pressure that the cable core received, and compressive capacity is strong.

Description

Photovoltaic cable with strong compressive capacity

Technical Field

The utility model relates to the technical field of cables, especially, relate to a photovoltaic cable that compressive capacity is strong.

Background

Energy conservation, emission reduction and environmental protection become global revolution, energy with clean, green and environmental protection significance, namely solar energy, is heavier and heavier for human beings, and solar power generation equipment is increasingly emphasized by people and is applied at an incredible speed. After solar power generation, electric power is transmitted through the cable, part of the cable is extruded by an external installation part after being installed, the existing cable is poor in pressure resistance, internal cable cores are extruded mutually, and electric transmission of the cable is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming of the compressive capacity difference that exists among the prior art, and the photovoltaic cable that compressive capacity is strong who provides.

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

the design is a photovoltaic cable that compressive capacity is strong, including endotheca, branch spacer, place the chamber, a plurality of cable core, a plurality of elastic buffer mechanism, packing layer, insulating layer and overcoat, wherein:

the separating frame is fixedly connected into the inner sleeve, the separating frame divides the inner sleeve into a plurality of placing cavities, a plurality of cable cores are arranged in different placing cavities, a plurality of elastic buffer mechanisms are fixedly connected onto the separating frame, the elastic buffer mechanisms are contacted with the cable cores, the packing layer is arranged in the placing cavities, the heat insulation layer is connected to the inner side of the inner sleeve, and the outer sleeve is sleeved on the inner sleeve;

elastic buffer gear includes elasticity arc and air chamber, elasticity arc fixed connection to divide on the shelf, the elasticity arc with the cable core contacts, the elasticity arc with divide and set up between the shelf the air chamber.

Preferably, the partition frame comprises a partition plate, a through hole and a reinforcing rib, the partition plate is fixedly connected into the inner sleeve, the partition plate is fixedly connected with the elastic arc-shaped plate, the through hole is formed in the partition plate, and the reinforcing rib is fixedly connected into the through hole.

Preferably, the reinforcing ribs are steel wires.

Preferably, the coat is sprayed with a waterproof coating layer, and the waterproof coating layer is sprayed with a fireproof coating layer.

Preferably, the waterproof coating layer is a polyurethane waterproof coating layer.

Preferably, the fireproof coating layer is a latex fireproof coating layer.

The utility model provides a photovoltaic cable that compressive capacity is strong, beneficial effect lies in:

through on elasticity arc fixed connection separates the frame, set up the air chamber between elasticity arc and the branch frame, the elasticity arc is warp after being extrudeed, and is sunken to air chamber direction for the displacement of certain degree can take place for the cable core, and the elasticity arc produces certain elasticity after being extruded, and the elasticity that produces supports the cable core, thereby reduces the pressure that the cable core received, and compressive capacity is strong.

Drawings

Fig. 1 is a schematic structural view of a photovoltaic cable with high compressive capacity according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a photovoltaic cable with high compressive capacity according to the present invention;

fig. 3 is the utility model provides a structural schematic diagram of a spacer in photovoltaic cable that compressive capacity is strong.

In the figure: the cable core comprises an inner sleeve 1, a separation frame 2, a placing cavity 3, a cable core 4, an elastic buffer mechanism 5, a packing layer 6, a heat insulation layer 7, an outer sleeve 8, a waterproof coating layer 9, a fireproof coating layer 10, a partition plate 21, a through hole 22, a reinforcing rib 23, an elastic arc-shaped plate 51 and an air cavity 52.

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.

Example 1

Referring to fig. 1-3, a photovoltaic cable with strong pressure resistance comprises an inner sleeve 1, a separation frame 2, a placing cavity 3, a plurality of cable cores 4, a plurality of elastic buffer mechanisms 5, a packing layer 6, a heat insulation layer 7 and an outer sleeve 8, wherein:

the separating frame 2 is fixedly connected into the inner sleeve 1, the separating frame 2 is used for separating the cable cores 4 in the inner sleeve 1, so that the cable cores 4 are not in contact with each other, the cable cores 4 cannot be extruded with each other when being extruded, the inner sleeve 1 is divided into a plurality of placing cavities 3 by the separating frame 2, the placing cavities 3 are used for placing the cable cores 4, the cable cores 4 are arranged in different placing cavities 3, a plurality of elastic buffer mechanisms 5 are fixedly connected onto the separating frame 2, the elastic buffer mechanisms 5 are used for elastically supporting the cable cores 4, the cable cores 4 are buffered and protected when being extruded, the elastic buffer mechanisms 5 are in contact with the cable cores 4, the packing layer 6 is arranged in the placing cavities 3, the heat insulation layer 7 is connected to the inner side of the inner sleeve 1, the heat insulation layer 7 is a nano aerogel heat insulation coating layer, the heat insulation layer 7 insulates heat, protects the cable cores 4 in the inner sleeve 1, and the outer sleeve 8 is sleeved on the inner sleeve 1;

elastic buffer gear 5 includes elasticity arc 51 and air chamber 52, and elasticity arc 51 fixed connection is to separating on the frame 2, and elasticity arc 51 is the rubber arc, and elasticity arc 51 contacts with cable core 4, sets up air chamber 52 between elasticity arc 51 and the frame 2.

Working engineering: receive 8 extrusion endothecas 1 of extrusion back overcoat at the cable, 1 extrusion cable core 4 of endotheca, 4 extrusion elasticity arcs of cable core 51, elasticity arcs 51 is out of shape after being extruded, it is sunken to air chamber 52 direction, make the displacement of certain degree can take place for cable core 4, elasticity arcs 51 produces certain elasticity after being extruded, the elasticity of production supports cable core 4, cable core 4 can take place the displacement of certain degree after receiving the extrusion, the elasticity that nature arcs 51 produced supports cable core 4 simultaneously, thereby reduce the pressure that cable core 4 received, protect cable core 4.

Example 2

Referring to fig. 1-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the separation frame 2 includes a separation plate 21, a through hole 22 and a reinforcing rib 23, the separation plate 21 is fixedly connected to the inner sleeve 1, the separation plate 21 is fixedly connected to the elastic arc-shaped plate 51, the through hole 22 is opened to the separation plate 21, the through hole 22 is used for installing the reinforcing rib 23, the reinforcing rib 23 is fixedly connected to the through hole 22, the reinforcing rib 23 is used for enhancing the tensile strength of the cable, and the reinforcing rib 23 is a steel wire.

Example 3

Referring to fig. 1-3, as another preferred embodiment of the utility model, on the basis of embodiment 1, the spraying has waterproof coating layer 9 on the overcoat 8, and waterproof coating layer 9 is used for strengthening the waterproof ability of cable, avoids the rainwater to corrode the cable under the rainy day, and waterproof coating layer 9 is polyurethane waterproof coating layer, and the spraying has fireproof coating layer 10 on waterproof coating layer 9, and fireproof coating layer 10 is used for strengthening the fire behavior of cable, and fireproof coating layer 10 is latex fireproof coating layer.

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 photovoltaic cable that compressive capacity is strong, its characterized in that includes endotheca (1), branch spacer (2), places chamber (3), a plurality of cable core (4), a plurality of elastic buffer mechanism (5), packing layer (6), insulating layer (7) and overcoat (8), wherein:

the separating frame (2) is fixedly connected into the inner sleeve (1), the separating frame (2) divides the inner sleeve (1) into a plurality of placing cavities (3), a plurality of cable cores (4) are arranged in different placing cavities (3), a plurality of elastic buffering mechanisms (5) are fixedly connected onto the separating frame (2), the elastic buffering mechanisms (5) are contacted with the cable cores (4), the packing layer (6) is arranged in the placing cavities (3), the heat insulation layer (7) is connected to the inner side of the inner sleeve (1), and the outer sleeve (8) is sleeved on the inner sleeve (1);

elastic buffer gear (5) include elasticity arc (51) and air chamber (52), elasticity arc (51) fixed connection to separate on the frame (2), elasticity arc (51) with cable core (4) contact, elasticity arc (51) with separate and set up between frame (2) air chamber (52).

2. The photovoltaic cable according to claim 1, wherein the spacer (2) comprises a divider (21), a through hole (22) and a rib (23), the divider (21) is fixedly connected to the inner sheath (1), the divider (21) is fixedly connected to the elastic arc-shaped plate (51), the through hole (22) is opened to the divider (21), and the rib (23) is fixedly connected to the through hole (22).

3. The photovoltaic cable of claim 2, wherein the reinforcing ribs (23) are steel wires.

4. The photovoltaic cable according to claim 1, characterized in that the outer jacket (8) is coated with a waterproof paint layer (9), and the waterproof paint layer (9) is coated with a fireproof paint layer (10).

5. The photovoltaic cable according to claim 4, characterized in that the waterproof coating layer (9) is a polyurethane waterproof coating layer.

6. The photovoltaic cable according to claim 4, characterized in that the fire-retardant coating layer (10) is a latex fire-retardant coating layer.