CN213459128U

CN213459128U - Photovoltaic cable with perforated steel belt longitudinally-wrapped irradiation cross-linked polyolefin comprehensive sheath

Info

Publication number: CN213459128U
Application number: CN202022769544.8U
Authority: CN
Inventors: 常勇; 潘静; 潘钰; 潘骁; 刘筱筱; 范姣姣; 赵飞; 田红禄
Original assignee: Shanghai Jinyou Jinhong Intelligent Electric Co ltd
Current assignee: Shanghai Jinyou Jinhong Intelligent Electric Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-06-15
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a have and prick line steel band and indulge photovoltaic cable that packet irradiation cross-linked polyolefin synthesizes sheath belongs to photovoltaic cable technical field. It includes the cable core, and the cover is equipped with insulating layer, protective layer, irradiation cross-linked polyolefin sheath, prick line steel band longitudinal wrapping layer and outer jacket from inside to outside in proper order on the cable core, and a plurality of mounting grooves along cable length direction evenly distributed are seted up to the lateral wall of outer jacket, and a plurality of mounting grooves all are the setting of C type around the outer jacket, and the compound adhesive tape that is connected with the C type all can be dismantled to the inner wall of a plurality of mounting grooves. The utility model discloses a setting of compound adhesive tape, this material adopt environment-friendly protection against rodents to prevent ant repellent, and with silica gel through compound back shaping many times, make compound adhesive tape contain a special peculiar smell, receive amazing and abandon the contact because of its smell sense behind this cable of rat and ant class animal contact, still can send the information that can not contact to the colony simultaneously and produce the colony effect to reach the purpose that the protection cable does not receive termite and mouse destruction.

Description

Photovoltaic cable with perforated steel belt longitudinally-wrapped irradiation cross-linked polyolefin comprehensive sheath

Technical Field

The utility model relates to a have and prick line steel band and indulge photovoltaic cable that package irradiation cross-linked polyolefin synthesizes sheath belongs to photovoltaic cable technical field.

Background

Photovoltaic power generation is a new energy source which is rapidly developing in the world, energy sources are transmitted by cables, termites and mice widely live in various regions of the world as animals with strong fecundity and vitality, the special smell contained in the plastic in the cable sheath enables the plastic to become objects which are often bitten by the termites and the mice, a photovoltaic power generation system on the ground, the roof or the field is built, once the termites or the mice are damaged, the electrical fault of the photovoltaic power generation system can be caused, the existing cable termite and mouse bite prevention method is that repellent and other substances which have irritation to the rodents are added into an outer sheath material, because the sense of smell of termites and mice is usually sensitive, the additive can keep the rat and the insect away to a certain extent, the effect of preventing the rat and the insect from biting is achieved, but the additive is an impurity for the cable material, which influences the inherent performance of the cable material and reduces the service life of the cable to a certain extent.

Disclosure of Invention

The utility model discloses the technical problem that will solve lies in: the photovoltaic cable with the binding steel strip longitudinally-wrapped irradiation cross-linked polyolefin comprehensive sheath solves the problems that an additive is an impurity for a cable material, the inherent performance of the cable material is influenced to a certain extent, and the service life of the cable is shortened.

The utility model discloses the technical problem that will solve takes following technical scheme to realize:

photovoltaic cable with prick line steel band and indulge package irradiation cross-linked polyolefin and synthesize sheath, including the cable core, the cover is equipped with insulating layer, protective layer, irradiation cross-linked polyolefin sheath, prick line steel band longitudinal wrapping layer and outer jacket from inside to outside in proper order on the cable core, a plurality of mounting grooves along cable length direction evenly distributed are seted up to the lateral wall of outer jacket, and are a plurality of the mounting groove all is the setting of C type around the outer jacket, and the compound adhesive tape that is connected with the C type all can be dismantled to the inner wall of a plurality of mounting grooves.

As a preferred example, the cross sections of the installation groove and the composite rubber strip are both dovetail-shaped.

As a preferred example, the protective layer includes a plurality of hollow tubes disposed around the cable core, and side walls of the plurality of hollow tubes are each abutted against the insulating layer and the radiation cross-linked polyolefin sheath.

As a preferred example, the inside of each of the plurality of hollow tubes is filled with nitrogen gas.

As a preferred example, the insulating layer is composed of TPE material and glass fiber.

As a preferred example, the outer sheath is made of cross-linked polyethylene.

As a preferable example, the thickness of the outer sheath is 10 to 20 mm.

The utility model has the advantages that: the utility model discloses a setting of compound adhesive tape, this material adopts the environment-friendly protection against rodents termite-proof repellent, with silica gel through compound back shaping many times, make compound adhesive tape contain a special peculiar smell, it gives up the contact to steal because of its sense of smell receives the stimulation behind this cable to mouse and ant class animal contact, still can send the information that can not contact to the colony and produce the colony effect simultaneously, thereby reach the purpose that the protection cable does not receive termite and mouse to destroy, and because compound adhesive tape is independent setting, can not influence the inherent performance of the outer sheath of cable, this cable is inside still to set up simultaneously and prick the line steel band indulges a packet irradiation crosslinking polyolefin and synthesizes the sheath, prevent at the physics aspect that the cable is stung to wear, prevent that compound adhesive tape from causing the inefficacy after long.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the longitudinal cross-section structure of the present invention;

fig. 3 is a schematic cross-sectional structure of the present invention;

FIG. 4 is a schematic structural view of a composite strip.

In the figure: the cable comprises an outer protective layer 1, a composite adhesive tape 2, a longitudinal cladding layer 3 of a steel band with a grain, an irradiation cross-linked polyolefin protective layer 4, a hollow tube 5, an insulating layer 6 and a cable core 7.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.

As shown in fig. 1-4, have the photovoltaic cable of prick line steel band indulge package irradiation cross-linked polyolefin and synthesize sheath, including cable core 7, the cover is equipped with insulating layer 6 from inside to outside in proper order on cable core 7, the protective layer, irradiation cross-linked polyolefin sheath 4, prick line steel band indulges covering 3 and outer jacket 1, a plurality of mounting grooves along cable length direction evenly distributed are seted up to the lateral wall of outer jacket 1, a plurality of mounting grooves all are the setting of C type around outer jacket 1, and the compound adhesive tape 2 that is connected with the C type all can be dismantled to the inner wall of a plurality of mounting grooves.

The cross section of mounting groove and compound adhesive tape 2 is the dovetail type, because mounting groove and compound adhesive tape 2 all have certain elasticity, make compound adhesive tape 2 can inlay through deformation and establish in the mounting groove to fixed structure through the dovetail type prevents that compound adhesive tape 2 from droing from the mounting groove easily, and simple to operate simultaneously is convenient for dispose special compound adhesive tape 2 to according to the rat and ant classification in different areas, in order to strengthen the repellent mouse effect.

The protective layer includes a plurality of hollow tubes 5, and a plurality of hollow tubes 5 set up around cable core 7, and the lateral wall of a plurality of hollow tubes 5 all offsets with insulating layer 6 and irradiation crosslinked polyolefin sheath 4, and the inside of a plurality of hollow tubes 5 all is filled with nitrogen gas.

Adopt above-mentioned scheme, the inside nitrogen gas of filling of hollow tube 5 has effects such as shock attenuation that keeps warm for encircle on cable core 7, when playing above-mentioned guard action, can also reduce the weight of this photovoltaic cable effectively.

Insulating layer 6 comprises TPE material and glass fiber, and outer jacket 1 is the crosslinked polyethylene material, and the thickness of outer jacket 1 is 10 ~ 20mm, can install compound adhesive tape 2 as required, and the mounting groove of seting up simultaneously in this thickness range can not influence the nature and the effect of this outer jacket 1.

The photovoltaic cable is formed by arranging the composite adhesive tape 2 which is an environment-friendly rat-proof and termite-proof repellent and is formed by being compounded with silica gel for multiple times, so that the composite adhesive tape contains a special peculiar smell, rat and termite animals are in contact with the cable because the smell of the rat and termite animals is stimulated to abandon the contact, and simultaneously can send out non-contact information to groups to generate group effect, thereby achieving the purpose of protecting the cable from being damaged by termites and rats, and because the composite adhesive tape 2 is independently arranged, the inherent performance of an outer sheath of the cable cannot be influenced, and simultaneously, the photovoltaic cable is internally provided with a perforated steel tape longitudinally-wrapped irradiation cross-linked polyolefin comprehensive sheath to prevent the cable from being bitten through at the physical level, prevent the composite adhesive tape 2 from being out of work after being used for a long time or caused by other factors, and has the characteristics of pressure resistance, moisture resistance, cold resistance, oil resistance and, Thermal stability and resistance to thermal shrinkage.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Photovoltaic cable with prick line steel band is indulged and is wrapped irradiation cross-linked polyolefin and synthesize sheath, including cable core (7), its characterized in that: the utility model discloses a cable core, including cable core (7), cable core, outer jacket, and the mounting groove of a plurality of edges cable length direction evenly distributed is seted up to the lateral wall of outer jacket (1), and is a plurality of to be equipped with insulating layer (6), protective layer, irradiation cross-linked polyolefin sheath (4), prick line steel band vertical envelope (3) and outer jacket (1) from inside to outside in proper order the cover on cable core (7), it is a plurality of the mounting groove all is the setting of C type around outer jacket (1), and the compound adhesive tape (2) that are connected with the C type all.

2. The photovoltaic cable with the longitudinally wrapped radiation-crosslinked polyolefin composite sheath with the steel band with the binding lines according to claim 1, characterized in that: the cross sections of the mounting groove and the composite rubber strip (2) are both dovetail-shaped.

3. The photovoltaic cable with the longitudinally wrapped radiation-crosslinked polyolefin composite sheath with the steel band with the binding lines according to claim 1, characterized in that: the protective layer comprises a plurality of hollow tubes (5), the hollow tubes (5) are arranged around the cable core (7), and the side walls of the hollow tubes (5) are abutted to the insulating layer (6) and the irradiation crosslinking polyolefin protective layer (4).

4. The photovoltaic cable with the longitudinally wrapped radiation-crosslinked polyolefin composite sheath with the steel band with the binding lines as claimed in claim 3, wherein: the hollow tubes (5) are filled with nitrogen gas.

5. The photovoltaic cable with the longitudinally wrapped radiation-crosslinked polyolefin composite sheath with the steel band with the binding lines according to claim 1, characterized in that: the insulating layer (6) is composed of TPE materials and glass fibers.

6. The photovoltaic cable with the longitudinally wrapped radiation-crosslinked polyolefin composite sheath with the steel band with the binding lines according to claim 1, characterized in that: the outer protective layer (1) is made of cross-linked polyethylene.

7. The photovoltaic cable with the longitudinally wrapped radiation-crosslinked polyolefin composite sheath with the steel band with the binding lines according to claim 1, characterized in that: the thickness of the outer protective layer (1) is 10-20 mm.