CN219119721U

CN219119721U - Photovoltaic support cable buckle and photovoltaic power station

Info

Publication number: CN219119721U
Application number: CN202223466468.9U
Authority: CN
Inventors: 野召忠; 董彬; 董长安; 罗黎英
Original assignee: Longi Green Energy Technology Co Ltd
Current assignee: Longi Green Energy Technology Co Ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-06-02
Anticipated expiration: 2032-12-23

Abstract

The utility model provides a photovoltaic bracket cable buckle and a photovoltaic power station. The clamping piece includes first clamping part and second clamping part, and first clamping part and second clamping part all are provided with the bolt hole, and the one end of first clamping part is first arc structure, and the one end of second clamping part is the second arc structure. The two clamping parts are oppositely arranged, and a slit for the shuttle of the rigging is reserved in the middle. And the two bolt holes are coaxially aligned, the first arc-shaped structure and the second arc-shaped structure are butted to form a rope groove for accommodating a rigging, and the rigging can slide into the rope groove from the slit. Therefore, the photovoltaic bracket cable buckle can weaken alternating torque generated by wind load acting on the rigging, reduce the rotation deflection amplitude and frequency of the photovoltaic bracket cable buckle, improve the wind load resistance performance, prolong the service life and help to reduce the damage risk of the photovoltaic module.

Description

Photovoltaic support cable buckle and photovoltaic power station

Technical Field

The utility model relates to the field of installation and connection of photovoltaic modules, in particular to a photovoltaic bracket cable buckle and a photovoltaic power station.

Background

Along with the development and progress of new energy industry, photovoltaic power generation is gradually popularized and used in various different geographic environments.

In order to meet the installation requirement of the photovoltaic module on the mountain with the fluctuation, a scheme for installing and fixing the photovoltaic module based on flexible rigging is proposed in the industry. In the scheme, the flexible rigging can adapt to the trend of mountain fluctuation, the two ends of the flexible rigging are pulled and fixed, and the photovoltaic module is installed and fixed above the flexible rigging through the special cable buckle connecting piece. Existing cable clasp connectors are typically provided with only one bolt hole for threading a fastening bolt, and a steel cable or wire rope is connected to the cable clasp connector on the side of the fastening bolt.

Therefore, when the cable buckle connecting piece faces wind load, the cable or the steel wire rope can shake, alternating moment acting on the connecting part of the fastening bolt is formed, and the cable buckle connecting piece is driven to rotate and swing around the connecting part of the fastening bolt. Therefore, the existing cable buckle connecting piece has poor wind load resistance, is easy to loosen and even is easy to fatigue and damage, so that the photovoltaic module is damaged.

Disclosure of Invention

The utility model provides a photovoltaic bracket cable buckle and a photovoltaic power station, which are used for solving the problems that the existing cable buckle connecting piece is poor in wind load resistance, easy to loosen and even fatigue damage, and the photovoltaic module is damaged.

In order to solve the above problems, the present utility model is achieved as follows:

in an embodiment of the utility model, a photovoltaic bracket cable buckle is provided, and comprises a clamping piece, a fastening bolt and a nut;

the clamping piece comprises a first clamping part and a second clamping part, bolt holes are formed in the first clamping part and the second clamping part, one end of the first clamping part is of a first arc-shaped structure, and one end of the second clamping part is of a second arc-shaped structure;

the first clamping part and the second clamping part are oppositely arranged, the two bolt holes are coaxially aligned, and the first arc-shaped structure and the second arc-shaped structure are in butt joint to form a rope groove for accommodating a rigging; wherein, the first clamping part is provided with a bulge deviating from the direction of the second clamping part;

the fastening bolts penetrate through the two bolt holes, and the nuts are in threaded connection with the fastening bolts.

Optionally, the first clamping portion and the second clamping portion are a single piece.

Optionally, the first clamping portion and the second clamping portion are two separate parts;

the side wall of the arc structure evagination of first clamping part is provided with the anticreep hook, the side wall of the arc structure indent of second clamping part is provided with the anticreep groove, the anticreep hook inlay in the anticreep inslot.

Optionally, the photovoltaic bracket cable buckle further comprises an elastic piece;

the elastic piece is arranged between the first clamping part and the second clamping part, one end of the elastic piece is abutted to the first clamping part, and the other end of the elastic piece is abutted to the second clamping part.

Optionally, the first clamping part is kept away from the one end of first arc structure deviates from the slope of second clamping part and extends, the second clamping part is kept away from the one end of second arc structure deviates from the slope of first clamping part and extends.

Optionally, an end of the first clamping portion away from the first arc structure is a chamfer or rounded transition structure.

Optionally, the inner diameter of the rope groove is smaller than the diameter of the rigging.

The embodiment of the utility model also provides a photovoltaic power station, which comprises a photovoltaic assembly, a bearing cable and any photovoltaic bracket cable buckle;

the photovoltaic module is fixedly connected with the clamping piece through the fastening bolt and the nut, and the bearing cable is arranged in the cable groove in a penetrating mode.

In the embodiment of the utility model, the photovoltaic bracket cable buckle comprises a clamping piece, a fastening bolt and a nut. The clamping piece includes first clamping part and second clamping part, and first clamping part and second clamping part all are provided with the bolt hole, and the one end of first clamping part is first arc structure, and the one end of second clamping part is the second arc structure. The two clamping parts are oppositely arranged, and a slit for the shuttle of the rigging is reserved in the middle. And the two bolt holes are coaxially aligned, the first arc-shaped structure and the second arc-shaped structure are butted to form a rope groove for accommodating a rigging, and the rigging can slide into the rope groove from the slit. The fastening bolt and the nut are used for fixedly connecting the clamping piece with the photovoltaic module to be installed, and in addition, when the fastening bolt and the nut are screwed, the first clamping part and the second clamping part can be mutually close to each other, so that the rigging is clamped and fixed. Meanwhile, as the first clamping part is provided with a bulge deviating from the direction of the second clamping part. The bulge can be propped against the frame of the photovoltaic module, and two fulcrums are formed at the penetrating connection part of the bulge and the fastening bolt. Therefore, alternating moment generated by wind load acting on the rigging can be weakened, the rotation deflection amplitude and frequency of the photovoltaic bracket cable buckle can be reduced, the wind load resistance performance can be improved, the service life is prolonged, and the damage risk of the photovoltaic module can be reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments of the present utility model will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a schematic view of a photovoltaic bracket cord of an embodiment of the present utility model;

FIG. 2 shows a schematic view of a first clamping member according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing an assembly of a first photovoltaic bracket cable buckle and a photovoltaic module according to an embodiment of the present utility model;

FIG. 4 shows a schematic view of a second clamping member according to an embodiment of the present utility model;

fig. 5 shows a schematic view of a photovoltaic power plant according to an embodiment of the present utility model.

Reference numerals illustrate:

the photovoltaic module comprises a clamping piece-10, a fastening bolt-11, a nut-12, a rigging-20, a photovoltaic module-21, a bearing cable-22, a first clamping part-101, a second clamping part-102, a cable groove-103, a first arc-shaped structure-1011, a protrusion-1012 and a second arc-shaped structure-1021.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments obtained by those skilled in the art without undue burden on the person of ordinary skill in the art based on the embodiments of the present utility model are within the scope of the present utility model

Novel protection scope.

It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present utility model. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

Referring to fig. 1 to 3, an embodiment of the present utility model provides a photovoltaic bracket cable comprising a clamping member 10, a fastening bolt 11 and a nut 12;

the clamping piece 10 comprises a first clamping part 101 and a second clamping part 102, wherein bolt holes are formed in the first clamping part 101 and the second clamping part 102, one end of the first clamping part 101 is a first arc-shaped structure 1011, and one end of the second clamping part 102 is a second arc-shaped structure 1021;

the first clamping part 101 and the second clamping part 102 are oppositely arranged, the two bolt holes are coaxially aligned, and the first arc-shaped structure 1011 and the second arc-shaped structure 1021 are butted to form a rope groove 103 for accommodating the rigging 20; wherein the first clamping part 101 is provided with a protrusion 1012 facing away from the second clamping part 102;

the fastening bolt 11 passes through two of the bolt holes, and the nut 12 is screwed with the fastening bolt 11.

Specifically, the photovoltaic bracket cable buckle is a connecting buckle in a bracket system for fluctuating mountain conditions, and can reliably connect and fix a photovoltaic module with a flexible cable such as a steel wire rope or a steel cable.

As illustrated in fig. 1 to 3, in the embodiment of the present utility model, the photovoltaic bracket cord includes a clamping member 10, a fastening bolt 11, and a nut 12. Fig. 1 is a schematic structure of a clamping member 10, where the clamping member 10 includes a first clamping portion 101 and a second clamping portion 102, the first clamping portion 101 and the second clamping portion 102 are both provided with bolt holes, one end of the first clamping portion 101 is a first arc structure 1011, and one end of the second clamping portion 102 is a second arc structure 1021.

The first clamping portion 101 and the second clamping portion 102 are opposite to each other, a slit is reserved in the middle, and the first arc-shaped structure 1011 and the second arc-shaped structure 1021 are butted to form an approximately cylindrical cable slot 103, and the cable slot 103 can be used for embedding the rigging 20. Furthermore, the first clamping portion 101 is provided facing away from the second

The protrusions 1012 in the direction of the clamping portion 102 may be formed by bending and arching the main body of the first clamping portion 101, or may be formed by welding or other processes to protrude from the surface of the first clamping portion 101. The protrusions 1012 may be stripe-shaped with the same width as the second clamping portion 102 to provide more contact points.

In the assembly connection, the rigging 20 is slid into the cable duct 10 from the slit, and then the fastening bolt 11 is used to pass through the mounting hole reserved on the photovoltaic module 21 and the bolt holes on the first clamping portion 101 and the second clamping portion 102, so that the first clamping portion 101 is located between the second clamping portion 102 and the photovoltaic module 21, and then the nut 12 is connected with the fastening bolt 11 to be screwed. On the one hand, the clamping member 10 and the photovoltaic module 21 can be fixedly connected by the fastening bolt 11 and the nut 12, and on the other hand, when the fastening bolt 11 and the nut 12 are screwed, the first clamping portion 101 and the second clamping portion 102 can be mutually close to each other to clamp and fix the rigging 20. At this time, the clamping member 10 and the photovoltaic module 21 are pressed by the protrusions 1012 in addition to being fastened by the fastening bolts 11 and the nuts 12.

Thus, the photovoltaic bracket cable buckle according to the embodiment of the utility model is provided with the protrusion 1012 facing away from the second clamping part 102 due to the first clamping part 101. The protrusion 1012 can be propped against the frame of the photovoltaic module 21, and forms two fulcrums with the penetrating connection part of the fastening bolt 11. Therefore, alternating moment generated by wind load acting on the rigging can be weakened, the rotation deflection amplitude and frequency of the photovoltaic bracket cable buckle can be reduced, the wind load resistance performance can be improved, the service life is prolonged, and the damage risk of the photovoltaic module can be reduced. In addition, the number of parts of the cable buckle is fewer, the cable buckle can be hung on the rigging 20 in advance, the connection and the use are simpler and more convenient, and the construction time and the cost can be saved.

Alternatively, referring to fig. 2, the first clamping portion 101 and the second clamping portion 102 are formed as a single piece.

Specifically, as shown in fig. 2, in one embodiment, the clamping member 10 of the embodiment of the present utility model may be formed by bending a metal strip to form the illustrated structural shape, and accordingly, the first arc-shaped structure 1011 and the second arc-shaped structure 1012 are also integrally formed into a curved transition portion between the first clamping portion 101 and the second clamping portion 102. At this time, the first clamping portion 101 and the second clamping portion 102 are integrated, there is no connection and assembly relationship between them, so that the construction time is saved, the structural reliability is higher, and the damage is not easy.

Alternatively, referring to fig. 4, the first clamping portion 101 and the second clamping portion 102 are two

A split part;

the side wall of the first arc-shaped structure 1011 indent is provided with an anti-falling groove, the side wall of the second arc-shaped structure 1012 evagination is provided with an anti-falling hook, and the anti-falling hook is embedded in the anti-falling groove.

Specifically, as shown in fig. 4, in one embodiment, the first clamping portion 101 and the second clamping portion 102 of the embodiment of the present utility model may also be two separate parts, so as to facilitate local maintenance and replacement. In this kind of structure, in order to ensure that first clamping part 101 and second clamping part 102 are reliably connected, be provided with the anticreep groove at the lateral wall of first arc structure 1011 indent, the lateral wall of second arc structure 1012 evagination is provided with the anticreep hook, when first clamping part 101 and second clamping part 102 set up relatively, first arc structure 1011 cladding is in the outside of second arc structure 1012, the anticreep hook inlays in the anticreep inslot, first clamping part 101 and the mutual spacing joint of second clamping part 102 are in the same place, just be difficult to loosen after using fastening bolt 11 and nut 12 fastening locking and drop.

the elastic piece is arranged between the first clamping part 101 and the second clamping part 102, one end of the elastic piece is abutted against the first clamping part 101, and the other end of the elastic piece is abutted against the second clamping part 102.

Specifically, in one embodiment, when the first clamping portion 101 and the second clamping portion 102 are two independent components, an elastic member may be further installed between the first clamping portion 101 and the second clamping portion 102, and one end of the elastic member is kept in contact with the first clamping portion 101, and the other end is kept in contact with the second clamping portion 102, so that a pre-tightening force is provided to the clamping member 10 by virtue of the elastic force after the elastic member is compressed, and connection reliability is improved. For example, the elastic member may be a spring or a rubber sleeve fitted over the fastening bolt 11.

Optionally, referring to fig. 1, an end of the first clamping portion 101 away from the first arc-shaped structure 1011 extends obliquely away from the second clamping portion 102, and an end of the second clamping portion 102 away from the second arc-shaped structure 1021 extends obliquely away from the first clamping portion 101.

Specifically, in one embodiment, whether the first clamping portion 101 and the second clamping portion 102 adopt an integral structure or a split structure, when the two structures are disposed opposite to each other, one end of the first clamping portion 101 away from the first arc structure 1011 extends obliquely away from the second clamping portion 102, and one end of the second clamping portion 102 away from the second arc structure 1021 extends obliquely away from the first clamping portion 101. Thereby forming a structure with a larger opening on the left side as shown in fig. 1, along which the rigging 20 can be easily and smoothly slid into

And falls into the cord slot 103.

Optionally, an end of the first clamping portion 101 away from the first arc-shaped structure 1011 is a chamfer or rounded transition structure.

Specifically, in one embodiment, in order to avoid the photovoltaic module 21 being scratched by the sliding side of the rigging 20 on the first clamping portion 101, an end of the first clamping portion 101 away from the first arc structure 1011 may be processed into a chamfer or rounded transition structure, so as to avoid the photovoltaic module 21 from being damaged by a sharp structure.

Optionally, the diameter of the rope groove 102 is smaller than the diameter of the rigging 20.

Specifically, in one embodiment, to further enhance the securing effect of the rigging 20 within the cord slot 102, the cord slot 102 may be designed to have a diameter that is smaller than the diameter of the rigging 20 to achieve an interference fit therebetween. Of course, this structure requires a slight force to be applied to the first clamping portion 101 and the second clamping portion 102 to open them for smooth insertion of the rigging 20 during assembly.

Referring to fig. 5, the embodiment of the present utility model further provides a photovoltaic power station, which includes a photovoltaic module 21, a load-bearing cable 22, and any one of the aforementioned photovoltaic bracket cable buckles;

the photovoltaic module 21 is fixedly connected with the clamping piece 10 through the fastening bolt 11 and the nut 12, and the bearing cable 22 is arranged in the cable groove 103 in a penetrating manner.

As shown in fig. 5, in the embodiment of the present utility model, the photovoltaic module 21 and the load-bearing cable 22 may be connected by installing and arranging the photovoltaic bracket cable buckle designed in the previous embodiment at the position a and the position B in the figure. Along the length direction of the load-bearing cable 22, a plurality of photovoltaic modules 21 may be laid out to form a single row of power generation units. Of course, multiple rows of power generation units may be juxtaposed as site conditions permit. The photovoltaic power station suitable for mountain conditions can be formed by the single-row or multi-row power generation units, the wind load resistance of the photovoltaic power station is improved, and the operation is more stable and reliable.

It should be noted that, in this document, 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 one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative and not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are to be protected by the present utility model.

Claims

1. The photovoltaic bracket cable buckle is characterized by comprising a clamping piece, a fastening bolt and a nut;

2. The photovoltaic bracket cord of claim 1 wherein the first clamp portion and the second clamp portion are one piece.

3. The photovoltaic bracket cord of claim 1, wherein the first clamping portion and the second clamping portion are two separate pieces;

the side wall of first arc structure indent is provided with the anticreep groove, the side wall of second arc structure evagination is provided with the anticreep hook, the anticreep hook inlay in the anticreep inslot.

4. The photovoltaic bracket cord of claim 3 further comprising an elastic member;

5. The photovoltaic bracket cord of any of claims 1-4, wherein an end of the first clip portion remote from the first arcuate structure extends obliquely away from the second clip portion, and an end of the second clip portion remote from the second arcuate structure extends obliquely away from the first clip portion.

6. The photovoltaic bracket cord of any of claims 1-4 wherein the end of the first clip portion distal from the first arcuate structure is a chamfer or rounded transition structure.

7. The photovoltaic bracket cord of any of claims 1-4 wherein the inside diameter of the cord groove is less than the diameter of the rigging.

8. A photovoltaic power plant comprising a photovoltaic module, a load-bearing cable and a photovoltaic bracket cable buckle according to any one of claims 1 to 7;