CN112420256B

CN112420256B - Multifunctional photovoltaic cable

Info

Publication number: CN112420256B
Application number: CN202011245605.9A
Authority: CN
Inventors: 李前进
Original assignee: Jiangsu Xinshang New Material Technology Co ltd
Current assignee: Jiangsu Xinshang New Material Technology Co ltd
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2022-06-28
Anticipated expiration: 2040-11-10
Also published as: CN112420256A

Abstract

The invention relates to the technical field of photovoltaic cables and discloses a multifunctional photovoltaic cable which comprises a reinforcing layer, wherein a reinforcing frame is fixedly arranged inside the reinforcing layer, a second filling layer is filled inside the reinforcing frame, three cable cores are fixedly arranged between the reinforcing layer and the reinforcing frame, a first filling layer is filled among the reinforcing layer, the reinforcing frame and the three cable cores, and a shielding layer is fixedly connected to the outer peripheral wall of the reinforcing layer. This multi-functional photovoltaic cable, the shape through being provided with the enhancement frame is an equilateral triangle, triangle-shaped has higher stability, and three cable core is angular distribution such as circular, simultaneously through being provided with first filling layer, second filling layer, first filling layer is polypropylene, and the second filling layer is for not having the halogen elastomer, when whole cable received external pressure, the buffering that can be better, and then makes the compressive capacity of whole cable stronger, has improved the life of whole cable.

Description

Multifunctional photovoltaic cable

Technical Field

The invention relates to the technical field of photovoltaic cables, in particular to a multifunctional photovoltaic cable.

Background

Solar energy technology becomes one of green energy technology in the future, solar energy or photovoltaic is applied to China more and more widely, private investors are building factories actively besides photovoltaic power plants supported by governments are developing rapidly, and solar energy components sold in the world are planned to be put into production, so that the market demand of the photovoltaic cables which are key parts applied to the solar energy technology is huge, and the industrialization prospect is very wide.

Photovoltaic cable on the existing market, it is inconvenient that most are fixed, be unfavorable for photovoltaic cable's installation and use, the winding displacement of most photovoltaic cables is inconvenient, be unfavorable for the orderliness of winding displacement, influence the security in the use, photovoltaic cable compressive strength on the existing market is not enough simultaneously, probably lead to the cable inside to receive the extrusion and damage, thereby influence the life of whole cable, arouse dangers such as short circuit and conflagration even, so provide a multi-functional photovoltaic cable in order to solve above-mentioned problem.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a multifunctional photovoltaic cable which has the advantages of convenience in wire arrangement and strong compressive property, and solves the problems that most photovoltaic cables in the current market are inconvenient to fix, are not beneficial to installation and use of the photovoltaic cables, are inconvenient to wire arrangement of most photovoltaic cables, are not beneficial to orderliness of the wire arrangement, influence on safety in the using process, and simultaneously, the compressive strength of the photovoltaic cables in the current market is insufficient, so that the interior of the cables is extruded and damaged, the service life of the whole cables is influenced, and even dangers such as short circuit and fire are caused.

(II) technical scheme

In order to realize the purposes of convenient wire arrangement and strong compression resistance, the invention provides the following technical scheme: a multifunctional photovoltaic cable comprises a reinforcing layer, wherein a reinforcing frame is fixedly arranged inside the reinforcing layer, a second filling layer is filled inside the reinforcing frame, three cable cores are fixedly arranged between the reinforcing layer and the reinforcing frame, a first filling layer is filled among the reinforcing layer, the reinforcing frame and the three cable cores, a shielding layer is fixedly connected to the peripheral wall of the reinforcing layer, an insulating layer is fixedly connected to the peripheral wall of the shielding layer, a wrapping tape layer is fixedly connected to the peripheral wall of the insulating layer, a wear-resistant layer is fixedly connected to the peripheral wall of the wrapping tape layer, a plurality of limiting grooves are formed in the top and the bottom of the wear-resistant layer, a left fixing plate is movably arranged inside the limiting grooves, a right fixing plate is movably arranged inside the limiting grooves, and left cable clamps are fixedly connected to the left sides of the two left fixing plates, two the right side fixedly connected with right side cable of right side fixed plate presss from both sides, the left side fixedly connected with threaded rod of left side cable clamp, the right side fixedly connected with of right side cable clamp connects the storehouse, the periphery wall fixedly connected with bearing of connecting the storehouse, the periphery wall fixedly connected with swivel becket of bearing, the internal perisporium fixedly connected with of swivel becket is located the becket on connection storehouse right side, the right side fixedly connected with of right side cable clamp is located the inside locating lever of connection storehouse.

Preferably, the shape of reinforcement frame is an equilateral triangle, and is three the cable core is angular distribution such as circular, left side cable frame and right side cable clamp are plastics.

Preferably, quantity on the same horizontal plane is a plurality of the spacing groove is linear equidistance distribution from the front to the back, first filling layer is polypropylene.

Preferably, the left fixing plate and the right fixing plate are combined together to be matched with the limiting groove, and the second filling layer is a halogen-free elastomer.

Preferably, the left cable clamp and the right cable clamp are both arc-shaped, and the circle centers of the left cable clamp and the right cable clamp are the same point as the circle center of the wear-resistant layer.

Preferably, the left cable clamp and the right cable clamp are symmetrical, and the connecting bin is in the shape of a cylinder with a hollow inner part and missing left and right sides.

Preferably, the inner peripheral wall of the metal ring is provided with a thread groove, and the thread groove is in threaded connection with the threaded rod.

Preferably, the left side of the threaded rod is provided with a positioning groove, and the positioning groove is matched with the positioning rod.

(III) advantageous effects

Compared with the prior art, the invention provides a multifunctional photovoltaic cable which has the following beneficial effects:

The multifunctional photovoltaic cable is characterized in that the reinforcing frame is arranged to form an equilateral triangle, the triangle has high stability, three cable cores are distributed in a circular equal angle mode, the first filling layer and the second filling layer are arranged, the first filling layer is made of polypropylene, the second filling layer is made of a halogen-free elastomer, when the whole cable is subjected to external pressure, the cable can be better buffered, the pressure resistance of the whole cable is further enhanced, the service life of the whole cable is prolonged, the two left side fixing plates and the two right side fixing plates are respectively arranged in the two limiting grooves, the two left side fixing plates and the two right side fixing plates can be respectively fixed through bolts and nuts, a left side cable clamp and a right side cable clamp are installed, the two adjacent cables can be close to each other, the threaded rod is inserted into the rotating ring, the rotating ring is rotated to drive the metal ring to rotate, make the threaded rod through with the screwed groove threaded connection of the intra-annular wall of metal ring and towards the inside motion of being connected the storehouse, in inserting the constant head tank to the locating lever, make two adjacent cable junction fixed, realize the quick winding displacement to the cable, make more having of cable when using organized, more convenient and practical.

Drawings

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

fig. 2 is an enlarged schematic structural diagram of a in fig. 1 of a multifunctional photovoltaic cable according to the present invention.

In the figure: the cable comprises a reinforcing layer 1, a threaded rod 2, a cable core 3, a first filling layer 4, a reinforcing frame 5, a left fixing plate 6, a right fixing plate 7, a second filling layer 8, a right cable clamp 9, a wrapping tape layer 10, an insulating layer 11, a shielding layer 12, a limiting groove 13, a wear-resistant layer 14, a left cable clamp 15, a bearing 16, a rotating ring 17, a metal ring 18, a positioning rod 19 and a connecting bin 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, a multifunctional photovoltaic cable comprises a reinforcing layer 1, a reinforcing frame 5 is fixedly installed inside the reinforcing layer 1, the reinforcing layer 1 and the reinforcing frame 5 are both made of polyvinyl chloride, the reinforcing frame 5 is shaped like an equilateral triangle, a second filling layer 8 is filled inside the reinforcing frame 5, the second filling layer 8 is a halogen-free elastomer, three cable cores 3 are fixedly installed between the reinforcing layer 1 and the reinforcing frame 5, the three cable cores 3 are distributed in a circular equal angle, a first filling layer 4 is filled among the reinforcing layer 1, the reinforcing frame 5 and the three cable cores 3, the first filling layer 4 is made of polypropylene, a shielding layer 12 is fixedly connected to the peripheral wall of the reinforcing layer 1, an insulating layer 11 is fixedly connected to the peripheral wall of the shielding layer 12, a wrapping tape layer 10 is fixedly connected to the peripheral wall of the insulating layer 11, and a wear-resistant layer 14 is fixedly connected to the peripheral wall of the wrapping tape layer 10, the top and the bottom of the wear-resistant layer 14 are respectively provided with a plurality of limiting grooves 13, the plurality of limiting grooves 13 on the same horizontal plane are distributed in a linear equidistant manner from front to back, a left fixing plate 6 is movably arranged in each limiting groove 13, a right fixing plate 7 is movably arranged in each limiting groove 13, the left fixing plate 6 and the right fixing plate 7 are combined together to be matched with the limiting grooves 13, the left fixing plate 6 and the right fixing plate 7 are fixed through bolts and bolts, the right sides of the left fixing plate 6 and the right fixing plate 7 are respectively provided with a mounting hole matched with the bolts, the left sides of the two left fixing plates 6 are fixedly connected with a left cable clamp 15, the right sides of the two right fixing plates 7 are fixedly connected with a right cable clamp 9, the left cable frame 15 and the right cable clamp 9 are made of plastics, the left cable clamp 15 and the right cable clamp 9 are both arc-shaped, and the circle centers of the left cable clamp 15 and the right cable clamp 9 are at the same point as the circle center of the wear-resistant layer 14, the left cable clamp 15 and the right cable clamp 9 are symmetrical to each other, a threaded rod 2 is fixedly connected to the left side of the left cable clamp 15, a connecting bin 20 is fixedly connected to the right side of the right cable clamp 9, the connecting bin 20 is in the shape of a cylinder with a hollowed inner part and both left and right sides missing, a bearing 16 is fixedly connected to the outer peripheral wall of the connecting bin 20, a rotating ring 17 is fixedly connected to the outer peripheral wall of the bearing 16, a metal ring 18 positioned on the right side of the connecting bin 20 is fixedly connected to the inner peripheral wall of the rotating ring 17, a threaded groove is formed in the inner peripheral wall of the metal ring 18 and is in threaded connection with the threaded rod 2, a positioning rod 19 positioned inside the connecting bin 20 is fixedly connected to the right side of the right cable clamp 9, a positioning groove is formed in the left side of the threaded rod 2 and is matched with the positioning rod 19, the shielding layer 12 is a metal wire with a metal braided fabric shell, the wear-resistant layer 14 is polyethylene, and the belting layer 10 is a non-woven fabric, the insulating layer 11 is cross-linked polyethylene.

In summary, the multifunctional photovoltaic cable is provided with the reinforcing frame 5 in the shape of an equilateral triangle, the triangle has high stability, the three cable cores 3 are distributed in a circular shape at equal angles, meanwhile, the first filling layer 4 and the second filling layer 8 are arranged, the first filling layer 4 is polypropylene, the second filling layer 8 is a halogen-free elastomer, when the whole cable is subjected to external pressure, the whole cable can be better buffered, the pressure resistance of the whole cable is stronger, the service life of the whole cable is prolonged, the two left side fixing plates 6 and the two right side fixing plates 7 are respectively arranged in the two limiting grooves 13, then the two left side fixing plates 6 can be respectively fixed with the two right side fixing plates 7 through bolts and nuts, the left side cable clamp 15 and the right side cable clamp 9 can be installed, then the two adjacent threaded rods can be close to each other, so that the threaded rods 2 are inserted into the rotating ring 17, rotate swivel collar 17, it rotates to drive becket 18, make threaded rod 2 through the thread groove threaded connection with becket 18 internal perisporium and towards the inside motion of being connected storehouse 20, insert the constant head tank up to locating lever 19, make two adjacent cable junction fixed, realize the quick winding displacement to the cable, make the cable have more when using organized nature, more convenient and practical, photovoltaic cable on the market at present has been solved, most fixed inconvenient, be unfavorable for photovoltaic cable's installation and use, most photovoltaic cable's winding displacement is inconvenient, be unfavorable for the organized nature of winding displacement, influence the security in the use, photovoltaic cable compressive strength on the market at present is not enough simultaneously, probably lead to the cable inside to receive the extrusion and damage, thereby influence the life of whole cable, arouse dangerous problems such as short circuit and conflagration even.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.

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. A multi-functional photovoltaic cable, includes enhancement layer (1), its characterized in that: the cable is characterized in that a reinforcing frame (5) is fixedly arranged inside the reinforcing layer (1), a second filling layer (8) is filled inside the reinforcing frame (5), three cable cores (3) are fixedly arranged between the reinforcing layer (1) and the reinforcing frame (5), a first filling layer (4) is filled among the reinforcing layer (1), the reinforcing frame (5) and the three cable cores (3), a shielding layer (12) is fixedly connected to the peripheral wall of the reinforcing layer (1), an insulating layer (11) is fixedly connected to the peripheral wall of the shielding layer (12), a wrapping belt layer (10) is fixedly connected to the peripheral wall of the insulating layer (11), a wear-resistant layer (14) is fixedly connected to the peripheral wall of the wrapping belt layer (10), a plurality of limiting grooves (13) are formed in the top and the bottom of the wear-resistant layer (14), and a left fixing plate (6) is movably arranged inside the limiting grooves (13), the utility model discloses a cable clamp, including spacing groove (13), the inside movable mounting of spacing groove (13) has right side fixed plate (7), two left side fixedly connected with left side cable clamp (15) of left side fixed plate (6), two the right side fixedly connected with right side cable clamp (9) of right side fixed plate (7), left side fixedly connected with threaded rod (2) of left side cable clamp (15), the right side fixedly connected with of right side cable clamp (9) connects storehouse (20), the periphery wall fixedly connected with bearing (16) of connecting storehouse (20), the periphery wall fixedly connected with swivel becket (17) of bearing (16), the interior perisporium fixedly connected with of swivel becket (17) is located metal ring (18) on connecting storehouse (20) right side, the right side fixedly connected with of right side cable clamp (9) is located the inside locating lever (19) of connecting storehouse (20).

2. The multifunctional photovoltaic cable of claim 1, wherein: the shape of reinforcement frame (5) is an equilateral triangle, and is three cable core (3) are circular angular distribution such as waiting, left side cable clamp (15) and right side cable clamp (9) are plastics.

3. The multifunctional photovoltaic cable of claim 1, wherein: the quantity on the same horizontal plane is a plurality of spacing groove (13) are linear equidistance distribution from the front to the back, first filling layer (4) are polypropylene.

4. The multifunctional photovoltaic cable of claim 1, wherein: the left fixing plate (6) and the right fixing plate (7) are combined together and are matched with the limiting groove (13), and the second filling layer (8) is a halogen-free elastomer.

5. The multifunctional photovoltaic cable of claim 1, wherein: the left cable clamp (15) and the right cable clamp (9) are both arc-shaped, and the circle centers of the left cable clamp (15) and the right cable clamp (9) are the same as the circle center of the wear-resistant layer (14).

6. The multifunctional photovoltaic cable of claim 1, wherein: the left side cable clamp (15) and the right side cable clamp (9) are symmetrical to each other, and the connecting bin (20) is in a cylinder with a hollowed inner part and missing left and right sides.

7. The multifunctional photovoltaic cable of claim 1, wherein: the inner peripheral wall of the metal ring (18) is provided with a thread groove, and the thread groove is in threaded connection with the threaded rod (2).

8. The multifunctional photovoltaic cable of claim 1, wherein: the left side of threaded rod (2) has seted up the constant head tank, constant head tank and locating lever (19) looks adaptation.