CN216959721U - Photovoltaic module's fixed knot constructs and photovoltaic system - Google Patents

Abstract

The utility model provides a photovoltaic module fixing structure and a photovoltaic system. The fixing structure of the photovoltaic module comprises: a first fixing member; the second fixing piece is detachably and fixedly connected with the first fixing piece, the first fixing piece and the second fixing piece are in cross fit, a first fixing space extending along a first preset direction and a second fixing space extending along a second preset direction are formed between the first fixing piece and the second fixing piece, the first fixing space is used for fixing a first to-be-fixed piece, the second fixing space is used for fixing a second to-be-fixed piece, and a preset included angle is formed between the first preset direction and the second preset direction. In the embodiment of the utility model, the fixing structure of the photovoltaic module is not easy to be separated from the first part to be fixed and the second part to be fixed, so that the fixing structure can stably fix the first part to be fixed and the second part to be fixed, and the fixing effect is good.

Description

Photovoltaic module's fixed knot constructs and photovoltaic system

Technical Field

The utility model relates to the technical field of photovoltaic module installation, in particular to a photovoltaic module fixing structure and a photovoltaic system.

Background

In a photovoltaic module mounting structure in the related art, a first right angle portion of a photovoltaic panel and a second right angle portion of a purlin extend along the same direction, the mounting structure is located on the same side of the first right angle portion and the second right angle portion, and the mounting structure is used for clamping the first right angle portion and the second right angle portion so as to achieve the purpose of fixing the photovoltaic panel and the purlin. In the above-mentioned technique, because mounting structure is located same one side of first right angle portion and second right angle portion, consequently, mounting structure deviates from first right angle portion and second right angle portion easily, leads to fixed photovoltaic board and purlin that mounting structure can not be fine, and the stability of the fixed photovoltaic board of this mounting structure and purlin is relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a fixing structure of a photovoltaic module and a photovoltaic system, wherein the fixing structure of the photovoltaic module is not easy to fall off from a first part to be fixed and a second part to be fixed, can stably fix the first part to be fixed and the second part to be fixed, and has a good fixing effect.

In order to achieve the above object, according to one aspect of the present invention, there is provided a fixing structure of a photovoltaic module, including: a first fixing member; the second fixing piece is detachably and fixedly connected with the first fixing piece, the first fixing piece and the second fixing piece are in cross fit, a first fixing space extending along a first preset direction and a second fixing space extending along a second preset direction are formed between the first fixing piece and the second fixing piece, the first fixing space is used for fixing a first to-be-fixed piece, the second fixing space is used for fixing a second to-be-fixed piece, and a preset included angle is formed between the first preset direction and the second preset direction.

Further, the first part to be fixed comprises a first matching part; the first fixing piece is provided with a first abutting surface used for abutting against the first side surface of the first matching portion, the second fixing piece is provided with a second abutting surface used for abutting against the second side surface of the first matching portion, the first abutting surface and the second abutting surface are matched to form a first fixing space, and the first side surface and the second side surface are arranged oppositely.

Further, the second member to be fixed comprises a second matching part; the first fixing piece is provided with a third abutting surface used for abutting against the first side wall of the second matching portion, the second fixing piece is provided with a fourth abutting surface used for abutting against the second side wall of the second matching portion, the third abutting surface and the fourth abutting surface are matched to form a second fixing space, the third abutting surface and the first abutting surface are arranged at intervals, the fourth abutting surface and the second abutting surface are arranged at intervals, and the first side wall and the second side wall are arranged oppositely.

Furthermore, a first preset distance is reserved between the first abutting surface and the third abutting surface along a direction perpendicular to the first side wall of the second matching portion, and the distance between the first abutting surface and the second matching portion is larger than the distance between the third abutting surface and the second matching portion; and/or a second preset distance is reserved between the second abutting surface and the fourth abutting surface along a direction perpendicular to the first side surface of the first matching part, and the distance between the fourth abutting surface and the first matching part is larger than the distance between the second abutting surface and the first matching part.

Furthermore, a first crossing part is arranged on the first fixing part, a second crossing part is arranged on the second fixing part, and the first crossing part and the second crossing part are matched and embedded together in a crossing manner.

Further, the first crossing portion comprises a first bayonet, the second crossing portion comprises a second bayonet, and the first bayonet and the second bayonet are in mutual engagement fit.

Furthermore, the first cross portion and the third abutting surface are sequentially arranged along a first preset direction, the second cross portion and the second abutting surface are sequentially arranged along a second preset direction, the first cross portion protrudes out of the third abutting surface, and the second cross portion protrudes out of the second abutting surface.

Furthermore, a first protrusion is arranged on the first fixing piece, the third abutting surface and the first protrusion are sequentially arranged to form a first positioning step, and the first positioning step is used for abutting against the second matching portion to position the first fixing piece.

Furthermore, a second protrusion is arranged on the second fixing piece, the second abutting surface and the second protrusion are sequentially arranged to form a second positioning step, and the second positioning step is used for abutting against the first matching portion to position the second fixing piece.

Furthermore, the fixing structure of the photovoltaic module also comprises a locking structure, the first fixing piece is provided with a first mounting hole, the second fixing piece is provided with a second mounting hole, the locking structure comprises a locking piece and an anti-falling piece, and one end of the locking piece penetrates through the first mounting hole and the second mounting hole and then is connected with the anti-falling piece; the locking piece comprises a polygonal section, the first mounting hole is a polygonal hole, and the polygonal section can be matched with the first mounting hole to prevent the locking piece from rotating; and/or the second mounting hole is a polygonal hole, and the polygonal section can be matched with the second mounting hole to prevent the locking piece from rotating.

According to another aspect of the utility model, a photovoltaic system is provided, which comprises a photovoltaic module and the fixing structure of the photovoltaic module, wherein the photovoltaic module forms a first part to be fixed, and the fixing structure of the photovoltaic module is used for fixing the photovoltaic module and a second part to be fixed.

By applying the technical scheme of the utility model, the fixing structure of the photovoltaic module is used for fixing the first to-be-fixed part and the second to-be-fixed part. A preset included angle is formed between the extending direction of the first fixing space and the extending direction of the second fixing space, and when the first to-be-fixed piece is fixed in the first fixing space and the second to-be-fixed piece is fixed in the second fixing space, the first to-be-fixed piece and the second to-be-fixed piece are arranged in the preset included angle. The first fixing piece and the second fixing piece are in cross fit, and the relative position between the first fixing piece and the second fixing piece is fixed. The first fixing space extends along a first preset direction, so that the fixing structure of the photovoltaic module and the first part to be fixed can move relatively along the first preset direction; the second fixing space extends along a second preset direction, so that the fixing structure of the photovoltaic module and the second to-be-fixed piece can relatively move along the second preset direction, after the first to-be-fixed piece and the second to-be-fixed piece are fixed by the fixing structure of the photovoltaic module, the first to-be-fixed piece limits the movement of the fixing structure of the photovoltaic module and the second to-be-fixed piece along the second preset direction, the second to-be-fixed piece limits the movement of the fixing structure of the photovoltaic module and the first to-be-fixed piece along the first preset direction, under the common limit of the first to-be-fixed piece and the second to-be-fixed piece, the relative positions of the fixing structure of the photovoltaic module, the first to-be-fixed piece and the second to-be-fixed piece are fixed, the fixing structure of the photovoltaic module is not easy to fall off from the first to-be-fixed piece and the second to-be-fixed piece, and the fixing structure of the photovoltaic module can stably fix the first to-be-fixed piece and the second to-be-fixed piece, the fixing effect is better.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 shows a schematic view of an angled mounting configuration of an embodiment of a photovoltaic system according to the present disclosure;

fig. 2 shows a partial schematic structural view of a fixing structure of a photovoltaic module of the photovoltaic system of fig. 1 (wherein the second fixing member is not shown);

FIG. 3 shows a schematic view of a first fixture and a first protrusion of a fixture structure of a photovoltaic module of the photovoltaic system of FIG. 1;

FIG. 4 shows a schematic view of the second fastener and the second protrusion of the fastening structure of the photovoltaic module of the photovoltaic system of FIG. 1;

FIG. 5 shows a side view of the photovoltaic system of FIG. 1;

FIG. 6 shows a schematic view of another angle of the photovoltaic system of FIG. 1;

fig. 7 shows a schematic structural view of another embodiment of a photovoltaic system according to the present invention; and

fig. 8 shows a schematic structural view of a further embodiment of a photovoltaic system according to the utility model.

Wherein the figures include the following reference numerals:

10. a first fixing member; 11. a first abutting surface; 12. a third abutting surface; 13. a first intersection; 14. a first mounting hole; 20. a second fixing member; 21. a second abutting surface; 22. a fourth abutting surface; 23. a second intersection portion; 24. a second mounting hole; 30. a first part to be fixed; 31. a first mating portion; 40. a second member to be fixed; 41. a second mating portion; 51. a first protrusion; 52. a second protrusion; 60. a locking structure; 61. a locking member; 62. a drop-off prevention member; 63. a polygonal segment.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

It is noted that, unless otherwise indicated, 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 application belongs.

In the present invention, unless specified to the contrary, use of the terms of orientation such as "upper, lower, top, bottom" or the like, generally refer to the orientation as shown in the drawings, or to the component itself in a vertical, perpendicular, or gravitational orientation; likewise, for ease of understanding and description, "inner and outer" refer to inner and outer relative to the profile of the components themselves, but the above directional terms are not intended to limit the utility model.

The construction amount of photovoltaic supports and photovoltaic modules in a photovoltaic power station is large, and the photovoltaic supports need to be installed in advance. According to a conventional photovoltaic module installation scheme, a pressing block and bolt mode is adopted, and a positioning installation hole (the photovoltaic support comprises a purlin, and the positioning installation hole is reserved on the purlin) needs to be accurately reserved on the photovoltaic support so as to install the photovoltaic module. However, the price fluctuation of the photovoltaic module in the industry is large at present, the specification of the photovoltaic module cannot be determined in advance, and the hole position of the positioning mounting hole cannot be accurately reserved on the photovoltaic support if the photovoltaic module cannot be determined in advance, so that the photovoltaic support and the photovoltaic module are difficult to mount quickly, and the construction progress is influenced.

That is to say, current photovoltaic module installation scheme is difficult to satisfy actual installation demand because of reserving the location mounting hole site on the photovoltaic support.

In a photovoltaic module mounting structure in the related art, a first right angle portion of a photovoltaic panel and a second right angle portion of a purlin extend along the same direction, the mounting structure is located on the same side of the first right angle portion and the second right angle portion, and the mounting structure is used for clamping the first right angle portion and the second right angle portion so as to achieve the purpose of fixing the photovoltaic panel and the purlin. In the above-mentioned technique, because mounting structure is located same one side of first right-angle portion and second right-angle portion, consequently, mounting structure deviates from first right-angle portion and second right-angle portion easily, leads to fixed photovoltaic board and purlin that mounting structure can not be fine, and the stability of the fixed photovoltaic board of this mounting structure and purlin is relatively poor.

In order to solve the above problems, the present invention and embodiments of the present invention provide a fixing structure of a photovoltaic module and a photovoltaic system.

In the embodiment of the present invention, the first member to be fixed 30 is a photovoltaic module having a C-shaped or U-shaped frame, and the second member to be fixed 40 is a purlin.

As shown in fig. 1, in an embodiment of the present invention, a fixing structure of a photovoltaic module includes a first fixing element 10 and a second fixing element 20, the second fixing element 20 is detachably and fixedly connected to the first fixing element 10, the first fixing element 10 and the second fixing element 20 are in cross fit, a first fixing space extending along a first preset direction and a second fixing space extending along a second preset direction are formed between the first fixing element 10 and the second fixing element 20, the first fixing space is used for fixing a first to-be-fixed element 30, and the second fixing space is used for fixing a second to-be-fixed element 40, where a preset included angle is formed between the first preset direction and the second preset direction.

In the above arrangement, the fixing structure of the photovoltaic module is used to fix the first member to be fixed 30 and the second member to be fixed 40. A preset included angle is formed between the extending direction of the first fixing space and the extending direction of the second fixing space, and when the first to-be-fixed piece 30 is fixed in the first fixing space and the second to-be-fixed piece 40 is fixed in the second fixing space, the first to-be-fixed piece 30 and the second to-be-fixed piece 40 are arranged in the preset included angle. The first fixing member 10 and the second fixing member 20 are cross-fitted, and the relative position between the first fixing member 10 and the second fixing member 20 is fixed. The first fixing space extends along a first preset direction, so that the fixing structure of the photovoltaic module and the first to-be-fixed member 30 can move relatively along the first preset direction; the second fixing space extends along a second preset direction, so that the fixing structure of the photovoltaic module and the second to-be-fixed member 40 can relatively move along the second preset direction, after the first to-be-fixed member 30 and the second to-be-fixed member 40 are fixed by using the fixing structure of the photovoltaic module, the first to-be-fixed member 30 limits the movement between the fixing structure of the photovoltaic module and the second to-be-fixed member 40 along the second preset direction, the second to-be-fixed member 40 limits the movement between the fixing structure of the photovoltaic module and the first to-be-fixed member 30 along the first preset direction, under the common limit of the first to-be-fixed member 30 and the second to-be-fixed member 40, the fixing structure of the photovoltaic module, the first to-be-fixed member 30 and the second to-be-fixed member 40 are fixed, the fixing structure of the photovoltaic module is not easy to fall off from the first to-be-fixed member 30 and the second to-be-fixed member 40, so that the fixing structure of the photovoltaic module can stably fix the first to-be-fixed member 30 and the second to-be-fixed member 40, the fixing effect is better.

In addition, in the embodiment of the present invention, the first fixing member 10 and the second fixing member 20 are engaged to define the first member to be fixed 30 in the first fixing space and the second member to be fixed 40 in the second fixing space, and then the first fixing member 10 and the second fixing member 20 are fixedly connected, so that the first member to be fixed 30 can be fixed in the first fixing space and the second member to be fixed 40 can be fixed in the second fixing space, the first member to be fixed 30 limits the movement between the fixing structure of the photovoltaic module and the second member to be fixed 40 in the second preset direction, the second member to be fixed 40 limits the movement between the fixing structure of the photovoltaic module and the first member to be fixed 30 in the first preset direction, and under the common limit of the first member to be fixed 30 and the second member to be fixed 40, the relative positions of the fixing structure of the photovoltaic module, the first member to be fixed 30 and the second member to be fixed 40 are fixed, the purpose of fixing the first member to be fixed 30 and the second member to be fixed 40 by the fixing structure of the photovoltaic module is achieved. That is to say, in the embodiment of the present invention, the first member to be fixed 30 and the second member to be fixed 40 can be fixed together without punching holes in the first member to be fixed 30 and the second member to be fixed 40, and the first member to be fixed 30 and the second member to be fixed 40 can be quickly installed, which is beneficial to accelerating the construction progress and meeting the actual installation requirement.

In the embodiment of the utility model, the first member to be fixed 30 is fixed in the first fixing space, the second member to be fixed 40 is fixed in the second fixing space, the first member to be fixed 30 and the second member to be fixed 40 are respectively fixed independently, the first member to be fixed 30 and the second member to be fixed 40 are not abutted, direct hard contact is avoided, and the problems of abrasion and the like can be avoided. Of course, in an alternative embodiment of the present application, the first member to be fixed 30 and the second member to be fixed 40 may be abutted according to actual needs.

In the embodiment of the utility model, the first member to be fixed 30 and the second member to be fixed 40 are arranged in a crossed manner, and the first member to be fixed 10 and the second member to be fixed 20 are matched and fixed with the first member to be fixed 30 and the second member to be fixed 40, so that the fixing structure of the photovoltaic module is stressed in a central manner, and the whole structure is stable.

As shown in fig. 1 to 6, in the embodiment of the present invention, the first to-be-fixed member 30 includes a first fitting portion 31; the first fixing member 10 is provided with a first abutting surface 11 for abutting against a first side surface of the first matching portion 31, the second fixing member 20 is provided with a second abutting surface 21 for abutting against a second side surface of the first matching portion 31, and the first abutting surface 11 and the second abutting surface 21 are matched to form a first fixing space, wherein the first side surface and the second side surface are arranged oppositely.

In the above arrangement, the first abutting surface 11 abuts against the first side surface of the first matching portion 31, the second abutting surface 21 abuts against the second side surface of the first matching portion 31, and the first abutting surface 11 and the second abutting surface 21 abut against the first matching portion 31 in the first fixing space, so as to fix the first to-be-fixed member 30.

As shown in fig. 1, 5 and 6, in the embodiment of the utility model, the first member to be fixed 30 is a photovoltaic module, and the first matching portion 31 is a C-shaped frame of the photovoltaic module. The first abutting surface 11 and the second abutting surface 21 abut against the C-shaped frame of the photovoltaic assembly, so that the purpose of fixing the photovoltaic assembly is achieved.

As shown in fig. 1 to 6, in the embodiment of the present invention, the second member to be fixed 40 includes a second fitting portion 41; the first fixing member 10 is provided with a third abutting surface 12 for abutting against the first side wall of the second matching portion 41, the second fixing member 20 is provided with a fourth abutting surface 22 for abutting against the second side wall of the second matching portion 41, the third abutting surface 12 and the fourth abutting surface 22 are matched to form a second fixing space, wherein the third abutting surface 12 and the first abutting surface 11 are arranged at intervals, the fourth abutting surface 22 and the second abutting surface 21 are arranged at intervals, and the first side wall and the second side wall are arranged oppositely.

In the above arrangement, the third abutting surface 12 abuts against the first sidewall of the second matching portion 41, the fourth abutting surface 22 abuts against the second sidewall of the second matching portion 41, and the third abutting surface 12 and the fourth abutting surface 22 cooperate to tightly abut the second matching portion 41 in the second fixing space, so as to achieve the purpose of fixing the second member to be fixed 40.

In addition, in the embodiment of the present invention, the third abutting surface 12 is spaced from the first abutting surface 11, and the fourth abutting surface 22 is spaced from the second abutting surface 21, so that the arrangement is convenient, the matching between the first abutting surface 11 and the second abutting surface 21 is convenient, and the matching between the third abutting surface 12 and the fourth abutting surface 22 is convenient.

As shown in fig. 1, 5 and 6, in the embodiment of the present invention, the second member to be fixed 40 is a purlin, and the second engaging portion 41 is a side flange of the purlin. The third abutting surface 12 and the fourth abutting surface 22 abut against the side flanges of the purlin, so that the purlin is fixed.

As shown in fig. 3 and 5, in the embodiment of the present invention, the first abutting surface 11 is provided with an anti-slip thread. This arrangement can increase the frictional force and the fixing strength between the first abutment surface 11 and the first side surface of the first fitting portion 31. The fourth abutting surface 22 is provided with anti-slip threads. This arrangement can increase the frictional force and the fixing strength between the fourth abutment surface 22 and the second side wall of the second fitting portion 41. Of course, in an alternative embodiment of the present application, the second abutting surface 21 may also be provided with anti-skid threads according to actual needs; and/or, an anti-slip pattern is arranged on the third abutting surface 12.

As shown in fig. 1, 3 to 6, in the embodiment of the present invention, a first preset distance is provided between the first abutting surface 11 and the third abutting surface 12 along a direction perpendicular to the first sidewall of the second matching portion 41, and a distance between the first abutting surface 11 and the second matching portion 41 is greater than a distance between the third abutting surface 12 and the second matching portion 41; and a second preset distance is formed between the second abutting surface 21 and the fourth abutting surface 22 along a direction perpendicular to the first side surface of the first matching portion 31, and the distance between the fourth abutting surface 22 and the first matching portion 31 is greater than the distance between the second abutting surface 21 and the first matching portion 31.

With the above arrangement, the first fixing space and the second fixing space are facilitated to be formed between the first fixing member 10 and the second fixing member 20, so that the first member to be fixed 30 and the second member to be fixed 40 can be arranged conveniently; and the first fixing space and the second fixing space are not in the same horizontal plane, so that the first to-be-fixed member 30 and the second to-be-fixed member 40 are arranged in a staggered manner, the first to-be-fixed member 30 and the second to-be-fixed member 40 are not abutted, direct hard contact is avoided, and the problems of abrasion and the like can be avoided.

The above-mentioned "the distance between the first contact surface 11 and the second engagement portion 41 is greater than the distance between the third contact surface 12 and the second engagement portion 41" means that the distance between the first contact surface 11 and the first sidewall of the second engagement portion 41 is greater than the distance between the third contact surface 12 and the first sidewall of the second engagement portion 41; alternatively, the distance between the first contact surface 11 and the second sidewall of the second mating portion 41 is greater than the distance between the third contact surface 12 and the second sidewall of the second mating portion 41. The above-mentioned "the distance between the fourth contact surface 22 and the first mating portion 31 is greater than the distance between the second contact surface 21 and the first mating portion 31" means that the distance between the fourth contact surface 22 and the first side surface of the first mating portion 31 is greater than the distance between the second contact surface 21 and the first side surface of the first mating portion 31; alternatively, the distance between the fourth contact surface 22 and the second side surface of the first mating portion 31 is greater than the distance between the second contact surface 21 and the second side surface of the first mating portion 31.

In an embodiment of the utility model, the second abutment surface 21 is flush with the third abutment surface 12. After the first fixing member 10 and the second fixing member 20 are assembled, the distance between the first abutting surface 11 and the second abutting surface 21 is equal to the first preset distance, that is, the thickness of the first matching portion 31 is equal to the first preset distance, that is, the thickness of the C-shaped frame of the photovoltaic module is equal to the first preset distance; the distance between the third abutting surface 12 and the fourth abutting surface 22 is equal to the second preset distance, that is, the thickness of the second matching portion 41 is equal to the second preset distance, that is, the thickness of the side flange of the purlin is equal to the second preset distance.

In the embodiment of the present invention, the first contact surface 11 contacts with the first side surface of the first engagement portion 31, the second contact surface 21 contacts with the second side surface of the first engagement portion 31, the third contact surface 12 contacts with the first side wall of the second engagement portion 41, and the fourth contact surface 22 contacts with the second side wall of the second engagement portion 41. Since the second abutting surface 21 is flush with the third abutting surface 12, when the first fixing element 10, the second fixing element 20, the first element 30 and the second element 40 are assembled together, the second side surface of the first matching portion 31 is flush with the first side wall of the second matching portion 41, that is, the first matching portion 31 and the second matching portion 41 are arranged in a fitting manner without abutting and direct hard contact, so that problems such as abrasion can be avoided.

Of course, in an alternative embodiment of the present application, the first preset distance may be greater than the thickness of the first matching portion 31 and/or the second preset distance may be greater than the thickness of the second matching portion 41 according to actual requirements, and at this time, after the first fixing element 10, the second fixing element 20, the first to-be-fixed element 30 and the second to-be-fixed element 40 are assembled together, a distance is provided between the second side surface of the first matching portion 31 and the first side wall of the second matching portion 41, that is, at this time, there is no contact between the first matching portion 31 and the second matching portion 41, and problems such as abrasion can be avoided. Of course, the first preset distance may be smaller than the thickness of the first matching portion 31 and/or the second preset distance may be smaller than the thickness of the second matching portion 41 according to actual requirements, so that the second side surface of the first matching portion 31 abuts against the first side wall of the second matching portion 41 after the first fixing member 10, the second fixing member 20, the first to-be-fixed member 30 and the second to-be-fixed member 40 are assembled together.

Of course, in the alternative embodiment of the present application, the first contact surface 11 and the third contact surface 12 may have a first preset distance therebetween according to actual needs, and the distance between the first contact surface 11 and the second matching portion 41 is greater than the distance between the third contact surface 12 and the second matching portion 41; alternatively, a second preset distance is provided between the second contact surface 21 and the fourth contact surface 22, and the distance between the fourth contact surface 22 and the first engagement portion 31 is greater than the distance between the second contact surface 21 and the first engagement portion 31.

As shown in fig. 1 to 4 and fig. 6, in the embodiment of the present invention, the first fixing element 10 is provided with the first intersecting portion 13, the second fixing element 20 is provided with the second intersecting portion 23, and the first intersecting portion 13 and the second intersecting portion 23 are fitted together in an intersecting manner.

The first crossing part 13 and the second crossing part 23 are crossed and matched and embedded together, so that the first fixing piece 10 and the second fixing piece 20 are crossed and matched and mutually limited, the relative position between the first fixing piece 10 and the second fixing piece 20 is fixed, relative movement cannot occur, and the connection stability between the first fixing piece 10 and the second fixing piece 20 is ensured.

As shown in fig. 3 and 4, in the embodiment of the present invention, the first cross portion 13 includes a first bayonet, and the second cross portion 23 includes a second bayonet, and the first bayonet and the second bayonet are mutually engaged.

With the above arrangement, the first cross portion 13 and the second cross portion 23 are cross-fitted, and the first fixing tool 10 and the second fixing tool 20 can be restrained from moving relative to each other.

As shown in fig. 1, 3 and 4, in the embodiment of the present invention, the first intersection portion 13 and the third abutment surface 12 are provided in this order in the first predetermined direction, the second intersection portion 23 and the second abutment surface 21 are provided in this order in the second predetermined direction, the first intersection portion 13 protrudes from the third abutment surface 12, and the second intersection portion 23 protrudes from the second abutment surface 21. The structure is simple, and the processing and the assembly are convenient.

Of course, in the alternative embodiment of the present application, the first intersection portion 13 and the first contact surface 11 may be arranged in sequence along the first preset direction, and the second intersection portion 23 and the fourth contact surface 22 may be arranged in sequence along the second preset direction, according to actual requirements.

As shown in fig. 1, 3, 5 and 6, in an embodiment of the present invention, a first protrusion 51 is disposed on the first fixing element 10, and the third abutting surface 12 and the first protrusion 51 are sequentially disposed to form a first positioning step, and the first positioning step is used for abutting against the second matching portion 41 to position the first fixing element 10. The first projection 51 projects from the third contact surface 12.

In the embodiment of the present invention, when the first fixing element 10 is installed, the first abutting surface 11 is firstly attached to the first side surface of the first matching portion 31, and then the first fixing element 10 is moved along the extending direction (i.e. the first preset direction) of the first matching portion 31, and the position where the first positioning step abuts against the second matching portion 41 is the installation position of the first fixing element 10, so that the first positioning step has a positioning effect on the first fixing element 10, and the attachment position between the first fixing element 10 and the second matching portion 41 is determined. The first fixing member 10 can be accurately mounted to the first member to be fixed 30 and the second member to be fixed 40 by the positioning action of the first positioning step.

As shown in fig. 1 and 3, in the embodiment of the present invention, the third abutment surface 12, the first projection 51, and the first intersecting portion 13 are arranged in this order along the first preset direction. The device is simple in structure and convenient to process and assemble.

In the embodiment of the present invention, when the first fixing member 10 is installed, the first fixing member 10 can be arbitrarily slid in the extending direction parallel to the C-shaped frame of the contacted photovoltaic module without limitation.

As shown in fig. 1 and 4, in the embodiment of the present invention, the second fixing element 20 is provided with a second protrusion 52, the second abutting surface 21 and the second protrusion 52 are sequentially arranged to form a second positioning step, and the second positioning step is used for abutting against the first matching portion 31 to position the second fixing element 20. The second protrusion 52 protrudes from the second abutting surface 21.

In the embodiment of the present invention, when the second fixing element 20 is installed, the second fixing element 20 is moved along the extending direction (i.e. the second preset direction) of the second matching portion 41, and the position where the second positioning step abuts against the first matching portion 31 is the installation position of the second fixing element 20, so that the second positioning step has a positioning effect on the second fixing element 20, and determines the attaching position between the second fixing element 20 and the first matching portion 31. The second fixing member 20 can be accurately mounted to the first fixing member to be fixed 30 and the second fixing member to be fixed 40 by the positioning action of the second positioning step, and the second fixing member 20 is cross-fitted with the first fixing member 10.

As shown in fig. 1 and 4, in the embodiment of the present invention, the second protrusion 52, the second abutting surface 21 and the second intersecting portion 23 are sequentially arranged along the second preset direction.

In the embodiment of the present invention, the second fixing member 20 can slide freely in the extending direction of the side flange of the contacted purlin without limitation.

As shown in fig. 1, fig. 2, fig. 5 and fig. 6, in the embodiment of the present invention, the fixing structure of the photovoltaic module further includes a locking structure 60, the first fixing member 10 is provided with a first mounting hole 14, the second fixing member 20 is provided with a second mounting hole 24, the locking structure 60 includes a locking member 61 and an anti-falling member 62, and one end of the locking member 61 passes through the first mounting hole 14 and the second mounting hole 24 and then is connected to the anti-falling member 62; the locking member 61 includes a polygonal section 63, the first mounting hole 14 is a polygonal hole, and the polygonal section 63 can be engaged with the first mounting hole 14 to prevent the locking member 61 from rotating.

In the above arrangement, one end of the locking member 61 passes through the first mounting hole 14 and the second mounting hole 24 and then is connected to the anti-slip member 62, so as to fixedly connect the first fixing member 10 and the second fixing member 20. The polygonal section 63 is correspondingly matched with the first mounting hole 14, and the first mounting hole 14 has a limiting effect on the rotation of the polygonal section 63, so that the locking member 61 can be prevented from rotating, and the first fixing member 10 and the second fixing member 20 can be locked through the anti-falling member 62.

In the embodiment of the present invention, the polygonal hole is a hexagon, and the polygonal section 63 is a hexagon section. Of course, in alternative embodiments of the present application, neither the polygonal apertures nor the polygonal segments 63 are limited to N-polygons.

As shown in fig. 1, 2, 5 and 6, in the embodiment of the present invention, the locking member 61 further includes an external thread section connected to the polygonal section 63, the anti-separation member 62 is a nut, and the nut is rotated to achieve the locking purpose. After the first fixing member 10 and the second fixing member 20 are arranged in place, one end of the locking member 61 is inserted through the first mounting hole 14 and the second mounting hole 24, and the polygonal section 63 is located in the first mounting hole 14, because the first mounting hole 14 can limit the rotation of the polygonal section 63, that is, the locking member 61 can be prevented from rotating, when the nut is rotated, the locking member 61 does not rotate, and the nut is gradually screwed on the locking member 61, thereby achieving the purpose of fixing the first fixing member 10 and the second fixing member 20 together.

Preferably, a washer is provided between the nut and the second fixing member 20.

In the embodiment of the utility model, the locking structure 60 is connected with the first fixing member 10 and the second fixing member 20, and the locking member 61 is not in contact with the purlines on the photovoltaic bracket, so that the purpose of fixing the first member to be fixed 30 and the second member to be fixed 40 together can be achieved without punching holes on the purlines.

In the embodiment of the present invention, as shown in fig. 2 and 5, the locking member 61 further includes a pin-type round head connected to the polygonal section 63, and the pin-type round head, the polygonal section 63 and the external thread section are sequentially disposed. The thumbtack type round head is small in height, and the locking piece 61 can be prevented from being in contact with the photovoltaic module.

Preferably, the locking structure 60 is a bolt having a polygonal section 63.

Of course, in alternative embodiments of the present application, the bolt head used is not limited to the use of a rounded head, and any other shape variation is suitable.

As shown in fig. 1, 2 and 5, in an embodiment of the utility model, the polygonal holes match the polygonal segments 63 in the same polygon. Meanwhile, the rotation stopping function can be improved by adopting transition fit. That is, the outer wall surface of the polygonal section 63 is attached to the inner wall surface of the polygonal hole as much as possible, so that the rotation preventing effect of the polygonal hole on the polygonal section 63 can be improved, and the rotation of the locking member 61 can be effectively prevented.

Of course, in an alternative embodiment of the present application, the second mounting hole 24 may be a polygonal hole, and the polygonal section 63 can be matched with the second mounting hole 24 to prevent the locking member 61 from rotating.

In the embodiment of the utility model, the fixing structure of the photovoltaic module has the advantages of quick installation and convenient construction, the first fixing piece 10 and the second fixing piece 20 are assembled face to face, and the purlines and the C-shaped frame of the photovoltaic module are synchronously locked by the locking structure 60, so that the fastening effect is realized, the limiting effect is realized, and the lateral displacement is prevented.

As shown in fig. 7, in some embodiments of the present invention, the first fixing member 10 and the second fixing member 20 are symmetrical structures, and the fixing structure of the photovoltaic module of the same specification is suitable for fixing both the edge of a single photovoltaic module and the middle of two photovoltaic modules. The fixing structures of the four photovoltaic modules fix one photovoltaic module, and the fixing structures of the photovoltaic modules on two sides limit each other to prevent the photovoltaic modules from sliding out from any side.

As shown in fig. 8, in some embodiments of the present invention, the fixing structures of two photovoltaic modules may be connected to form a combined pressing block fixing scheme according to actual needs, and two second fixing members 20 of the fixing structures of two photovoltaic modules are made into a long piece, that is, two second fixing members 20 are integrally formed, and two adjacent photovoltaic modules share one long piece integrally formed by two second fixing members 20. By the arrangement, one part can be reduced, and the installation efficiency is improved.

As shown in fig. 1 and fig. 5 to 8, in some embodiments of the present invention, a photovoltaic system includes a photovoltaic module forming a first member to be fixed 30 and the above-described fixing structure of the photovoltaic module for fixing the photovoltaic module and a second member to be fixed 40.

It should be noted that, because the photovoltaic system of the present application includes the fixing structure of the photovoltaic module of the present application, the photovoltaic system of the present application also has the above advantages of the fixing structure of the photovoltaic module of the present application, and details are not repeated here.

In the embodiment of the present invention, the second member to be fixed 40 is a purline. Of course, in an alternative embodiment of the present application, the first member to be fixed 30 may be a purlin, and the second member to be fixed 40 may be a photovoltaic module according to actual needs.

In the embodiment of the utility model, the fixing structure of the photovoltaic module and the photovoltaic system have the following advantages:

1. exempt from to punch on the purlin of photovoltaic support, be applicable to the photovoltaic module of taking C type frame on the market.

2. The polygonal section 63 is matched with the polygonal hole to realize the rotation stopping structural form, and a transition fit installation mode is adopted, so that an effective rotation stopping function can be realized, and the locking is facilitated.

3. The structural shapes of the first fixing member 10 and the second fixing member 20 and the structural form of the independent locking structure 60 enable the fixing structure of the photovoltaic module to independently fix a single photovoltaic module, and the photovoltaic modules are not affected with each other.

4. The height difference formed by the parts matched with the first fixing piece 10 and the second fixing piece 20 is not limited to the increase and decrease and clamping form, and the universal fixing scheme is suitable for photovoltaic modules with different specifications.

5. The general scheme is favorable for batch purchase, material calling and more flexible project coordination.

6. This scheme is realized at photovoltaic module back lock nut, and personnel are under the subassembly construction, need not the climbing subassembly, dodge and trample the subassembly, reduce to produce hidden risk of splitting.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects: the fixing structure of the photovoltaic module is used for fixing a first to-be-fixed piece and a second to-be-fixed piece. A preset included angle is formed between the extending direction of the first fixing space and the extending direction of the second fixing space, when the first to-be-fixed piece is fixed in the first fixing space, and the second to-be-fixed piece is fixed in the second fixing space, the first to-be-fixed piece and the second to-be-fixed piece are arranged at the preset included angle. The first fixing piece and the second fixing piece are in cross fit, and the relative position between the first fixing piece and the second fixing piece is fixed. The first fixing space extends along a first preset direction, so that the fixing structure of the photovoltaic module and the first part to be fixed can move relatively along the first preset direction; the second fixing space extends along a second preset direction, so that the fixing structure of the photovoltaic module and the second to-be-fixed piece can relatively move along the second preset direction, after the first to-be-fixed piece and the second to-be-fixed piece are fixed by the fixing structure of the photovoltaic module, the first to-be-fixed piece limits the movement of the fixing structure of the photovoltaic module and the second to-be-fixed piece along the second preset direction, the second to-be-fixed piece limits the movement of the fixing structure of the photovoltaic module and the first to-be-fixed piece along the first preset direction, under the common limit of the first to-be-fixed piece and the second to-be-fixed piece, the relative positions of the fixing structure of the photovoltaic module, the first to-be-fixed piece and the second to-be-fixed piece are fixed, the fixing structure of the photovoltaic module is not easy to fall off from the first to-be-fixed piece and the second to-be-fixed piece, and the fixing structure of the photovoltaic module can stably fix the first to-be-fixed piece and the second to-be-fixed piece, the fixing effect is better. The first fixing piece is matched with the second fixing piece to limit the first part to be fixed in the first fixing space, the second part to be fixed is limited in the second fixing space, and then the first fixing part and the second fixing part are fixedly connected, the first part to be fixed can be fixed in the first fixing space, the second part to be fixed can be fixed in the second fixing space, the first part to be fixed limits the movement between the fixing structure of the photovoltaic component and the second part to be fixed along the second preset direction, the second part to be fixed limits the movement between the fixing structure of the photovoltaic component and the first part to be fixed along the first preset direction, under the common spacing of the first to-be-fixed piece and the second to-be-fixed piece, the relative positions of the fixing structure of the photovoltaic assembly, the first to-be-fixed piece and the second to-be-fixed piece are fixed, and the purpose of fixing the first to-be-fixed piece and the second to-be-fixed piece through the fixing structure of the photovoltaic assembly is achieved. That is to say, in the embodiment of the utility model, the purpose of fixing the first to-be-fixed member and the second to-be-fixed member together can be realized without punching holes on the first to-be-fixed member and the second to-be-fixed member, the first to-be-fixed member and the second to-be-fixed member can be quickly installed, the construction progress can be accelerated, and the actual installation requirement can be met.

It is to be understood that the above-described embodiments are only a few, but not all, embodiments of the present invention. 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.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (11)

1. A fixing structure of a photovoltaic module, comprising:

a first fixing member (10);

second mounting (20), with first mounting (10) detachably fixed connection, first mounting (10) with second mounting (20) cross fit, first mounting (10) with form between second mounting (20) along the first fixed space that the first predetermined direction extends and along the second predetermined direction extending the second fixed space, first fixed space is used for fixed first fixed part (30) of waiting, the second fixed space is used for fixed second to wait mounting (40), wherein, first predetermined direction with the second is preset and is had preset contained angle between the direction.

2. The fixing structure of a photovoltaic module according to claim 1, characterized in that the first member to be fixed (30) includes a first fitting portion (31); be equipped with on first mounting (10) be used for with first butt face (11) of the first side butt of first cooperation portion (31), be equipped with on second mounting (20) be used for with second butt face (21) of the second side butt of first cooperation portion (31), first butt face (11) with second butt face (21) cooperation forms first fixed space, wherein, first side with the second side sets up relatively.

3. The fixing structure of a photovoltaic module according to claim 2, characterized in that the second member to be fixed (40) comprises a second fitting portion (41); be equipped with on first mounting (10) be used for with third butt face (12) of the first side wall butt of second cooperation portion (41), be equipped with on second mounting (20) be used for with fourth butt face (22) of the second side wall butt of second cooperation portion (41), third butt face (12) with fourth butt face (22) cooperation forms second fixed space, wherein, third butt face (12) with first butt face (11) interval sets up, fourth butt face (22) with second butt face (21) interval sets up, first side wall with the second side wall sets up relatively.

4. The photovoltaic module fixing structure according to claim 3,

a first preset distance is reserved between the first abutting surface (11) and the third abutting surface (12) along a direction perpendicular to a first side wall of the second matching part (41), and the distance between the first abutting surface (11) and the second matching part (41) is larger than the distance between the third abutting surface (12) and the second matching part (41); and/or the presence of a gas in the gas,

the second abutting surface (21) and the fourth abutting surface (22) have a second preset distance in a direction perpendicular to the first side surface of the first matching portion (31), and the distance between the fourth abutting surface (22) and the first matching portion (31) is larger than the distance between the second abutting surface (21) and the first matching portion (31).

5. The fixing structure of a photovoltaic module according to any one of claims 1 to 4, wherein a first crossing portion (13) is provided on the first fixing member (10), a second crossing portion (23) is provided on the second fixing member (20), and the first crossing portion (13) and the second crossing portion (23) are fitted together in a crossing manner.

6. The fixing structure of a photovoltaic module according to claim 5, characterized in that said first cross portion (13) comprises a first bayonet and said second cross portion (23) comprises a second bayonet, said first bayonet and said second bayonet being mutually snap-fitted.

7. The structure for fixing a photovoltaic module according to claim 5, wherein the first intersection (13) and the third abutment surface (12) are arranged in sequence along a first predetermined direction, the second intersection (23) and the second abutment surface (21) are arranged in sequence along a second predetermined direction, the first intersection (13) protrudes from the third abutment surface (12), and the second intersection (23) protrudes from the second abutment surface (21).

8. The fixing structure of a photovoltaic module according to claim 3, wherein the first fixing member (10) is provided with a first protrusion (51), the third abutting surface (12) and the first protrusion (51) are sequentially arranged to form a first positioning step, and the first positioning step is used for abutting against the second matching portion (41) to position the first fixing member (10).

9. The fixing structure of a photovoltaic module according to claim 2, wherein a second protrusion (52) is provided on the second fixing member (20), the second abutting surface (21) and the second protrusion (52) are sequentially provided to form a second positioning step, and the second positioning step is used for abutting against the first matching portion (31) to position the second fixing member (20).

10. The fixing structure of the photovoltaic module according to any one of claims 1 to 3, further comprising a locking structure (60), wherein the first fixing member (10) is provided with a first mounting hole (14), the second fixing member (20) is provided with a second mounting hole (24), the locking structure (60) comprises a locking member (61) and a release-preventing member (62), and one end of the locking member (61) passes through the first mounting hole (14) and the second mounting hole (24) and is connected with the release-preventing member (62); the retaining member (61) comprises a polygonal section (63),

the first mounting hole (14) is a polygonal hole, and the polygonal section (63) can be matched with the first mounting hole (14) to prevent the locking piece (61) from rotating; and/or the presence of a gas in the gas,

the second mounting hole (24) is a polygonal hole, and the polygonal section (63) can be matched with the second mounting hole (24) to prevent the locking piece (61) from rotating.

11. A photovoltaic system, characterized by comprising a photovoltaic module forming a first member to be fixed (30) and a fixing structure of the photovoltaic module according to any one of claims 1 to 10 for fixing the photovoltaic module and a second member to be fixed (40).

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