Photovoltaic frame assembly adaptive to different purline hole sites

Abstract

The utility model discloses a photovoltaic frame assembly adapted to different purline hole sites, which comprises a hole site adjusting piece and a rectangular frame used for fixing a photovoltaic panel, the rectangular frame is composed of two first frames parallel to each other and two second frames parallel to each other, the length of the first frames is larger than that of the second frames, and the hole site adjusting piece is arranged on the rectangular frame. A clamping groove with a downward opening is formed in the lower surface of the first frame in the length direction. The hole position adjusting part comprises a connecting rod and an extending plate, the bottom of the connecting rod is connected with the extending plate, grooves are formed in the two sides of the joint of the connecting rod and the extending plate, the connecting rod is in clamping fit with the clamping groove, and the opening ends of the two sides of the clamping groove are in clamping fit with the grooves; the extension plate is located on the inner side of the rectangular frame and is parallel to the rectangular frame, and a kidney-shaped hole parallel to the second frame is formed in the extension plate. According to the utility model, the degree of freedom adjustment of the photovoltaic frame and the wingceltis strip hole site in two directions is realized, the problem that the photovoltaic frame and the wingceltis strip hole site do not correspond to each other on the installation site is solved, and the installation is convenient and efficient.

Description

TECHNICAL FIELD

[0001] The utility model relates to photovoltaic module installation technical field, concretely relates to a photovoltaic frame assembly suitable for different purline hole positions. BACKGROUND

[0002] Purline is used for supporting and fixing photovoltaic panel. The setting of parameters such as angle, height and spacing of purline has a crucial influence on the power generation and maintenance of photovoltaic power station. In photovoltaic power station, purline is also called inverse long beam because it is the beam opposite to the vertical direction of photovoltaic panel. The material of purline is generally aluminum material, stainless steel and the like, these materials are not only corrosion resistant, but also light in weight, facilitating installation and maintenance. Photovoltaic module version type is updated at a relatively high speed with the development of photovoltaic industry, after the old version photovoltaic module is discontinued, the previous photovoltaic module quality assurance replacement can only provide new version photovoltaic module, and the problem that new version photovoltaic module cannot adapt to the old installation mechanism is more and more prominent. The root cause lies in that there is certain difference between the version type of new photovoltaic module after replacement and the version type of old photovoltaic module, the frame length, height and hole position of new photovoltaic module are different from those of old photovoltaic module, and new photovoltaic module cannot be applied to the bracket purline and related hole position adapted to old photovoltaic module. If installation is required, purline needs to be adjusted again, and in the installation process of photovoltaic power generation system, the non-uniformity brings many troubles to general contracting enterprises, investment parties and the like, and makes the replacement and installation cost of module increase and the project construction period lengthen. Therefore, it is of great significance to develop a photovoltaic frame assembly suitable for different purline hole positions, and there is no related report in the prior art. SUMMARY

[0003] The utility model wants to solve the technical problem of overcoming the prior art's insufficient, provide a kind of installation flexible, convenient photovoltaic frame assembly suitable for different purline hole positions.

[0004] To solve the above technical problem, the technical scheme adopted by the utility model is as follows:

[0005] A kind of photovoltaic frame assembly suitable for different purline hole positions, including hole position adjusting piece and the rectangular frame for fixing photovoltaic panel, the rectangular frame is made of two mutually parallel first frames and two mutually parallel second frames;The length of the first frame is greater than the length of the second frame, the first frame lower surface is provided with the length direction opening downward clamping groove;The hole position adjusting piece includes connecting rod and extension plate, the connecting rod bottom is connected with extension plate, the connecting rod and extension plate connection place two sides are equipped with recess, the connecting rod and clamping groove clamping cooperation, the two side opening ends of clamping groove and recess clamping cooperation;The extension plate is located inside rectangular frame and is parallel with rectangular frame, the extension plate is provided with the waist type hole parallel with second frame.

[0006] The photovoltaic frame assembly for adapting to different purlin hole positions, preferably, a plurality of self-tapping screw holes are arranged on the connecting rod at intervals, and the self-tapping screw holes are used for penetrating the self-tapping screws to fix the relative positions of the hole position adjusting member and the first frame.

[0007] The photovoltaic frame assembly for adapting to different purlin hole positions, preferably, the cross section of the clamping groove is rectangular, the opening width of the clamping groove is less than the width of the rectangle, and the cross section of the connecting rod is inverted "convex".

[0008] The photovoltaic frame assembly for adapting to different purlin hole positions, preferably, the interiors of the first frame and the second frame are hollow structures.

[0009] The photovoltaic frame assembly for adapting to different purlin hole positions, preferably, the top of the first frame and the top of the second frame are provided with notches for mounting photovoltaic panels, and the notches are directed to the interior of the rectangular frame.

[0010] The photovoltaic frame assembly for adapting to different purlin hole positions, preferably, the extension plate is integrally formed with the connecting rod.

[0011] The photovoltaic frame assembly for adapting to different purlin hole positions, preferably, the lower surface of the second frame is provided with a clamping groove opening downward along the length direction.

[0012] Compared with the prior art, the photovoltaic frame assembly has the following advantages:

[0013] In the photovoltaic frame assembly, the hole position adjusting member and the first frame are matched through the connecting rod and the clamping groove, the connecting rod can slide along the clamping groove to drive the extension plate to slide along the first frame in the longitudinal direction, thereby adjusting the relative positions of the screw holes on the extension plate and the first frame in the longitudinal direction, and the screw holes are waist-shaped holes, so that the hole positions can be adjusted in the longitudinal direction of the second frame, that is, the hole position adjusting member, the clamping groove on the lower surface of the first frame and the waist-shaped holes on the extension plate jointly realize the adjustment of the photovoltaic frame and the purlin hole positions in two directions, the point-to-point installation of the traditional photovoltaic frame and the purlin hole positions is converted into point-to-face installation, the problem that the photovoltaic frame and the purlin hole positions do not correspond in the installation site is overcome, the installation of the solar photovoltaic assembly is more convenient and efficient, outdoor site construction is facilitated, and the end-of-assembly packaging, transportation and unpacking have no influence, the variation of the end-of-manufacture is small, and the cost is low. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The photovoltaic frame assembly for adapting to different purlin hole positions in the specific embodiment of the utility model is a structure schematic view, wherein (a) is a three-dimensional structure schematic view of the hole position adjusting member, (b) is a cross section schematic view of the first frame, and (c) is a cross section schematic view of the second frame.

[0015] Figure 2The assembling process schematic view of the photovoltaic frame assembly adapting to different purline hole positions in the embodiment of the utility model.

[0016] Figure 3 The schematic view of the photovoltaic frame assembly adapting to different purline hole positions after installation in the embodiment of the utility model.

[0017] Legend: 01, photovoltaic panel; 02, notched; 03, purline; 1, hole position adjusting part; 11, connecting rod; 111, self-tapping screw hole; 112, self-tapping screw; 12, extension plate; 121, waist type hole; 13, groove; 2, first frame; 21, clamping groove; 3, second frame. PREFERRED EMBODIMENT

[0018] The utility model relates to a photovoltaic frame assembly adapting to different purline hole positions, as shown in the drawing, Figure 1 Including hole position adjusting part 1 and the rectangular frame for fixing photovoltaic panel 01, the rectangular frame is constituted by two mutually parallel first frame 2 and two mutually parallel second frame 3, and the length of first frame 2 is greater than the length of second frame 3, and the lower surface of first frame 2 is provided with the clamping groove 21 opening downward along the length direction; Hole position adjusting part 1 includes connecting rod 11 and extension plate 12, and the bottom of connecting rod 11 is connected with extension plate 12, recess 13 is arranged on both sides of the connecting place of connecting rod 11 and extension plate 12, connecting rod 11 is clamped and matched with clamping groove 21, and the both side opening ends of clamping groove 21 are clamped and matched with recess 13; Extension plate 12 is located inside the rectangular frame and is parallel with the rectangular frame, and waist type hole 121 parallel with second frame 3 is formed in extension plate 12, and in the installation state, extension plate 12 is fixed on purline 03 by passing through waist type hole 121 with a screw.

[0019] The photovoltaic frame assembly of the embodiment converts the point-to-point installation of the traditional photovoltaic frame and purline hole position into point-to-face installation through hole position adjusting part 1, specifically, hole position adjusting part 1 is matched with first frame 2 through connecting rod 11 and clamping groove 21, connecting rod 11 can slide along clamping groove 21 to drive extension plate 12 to slide along first frame 2 longitudinally, thereby realizing the relative position adjustment of the screw hole on extension plate 12 and first frame 2 longitudinally, and the screw hole is waist type hole 121, which can realize the adjustment of the hole position along second frame 3 longitudinally, that is to say, the sliding installation of hole position adjusting part 1 and the clamping groove 21 of the lower surface of first frame 2 and the cooperation of waist type hole 121 on extension plate 12 are realized in the embodiment, the adjustment of the photovoltaic frame and purline hole position in two directions is realized, the problem that the photovoltaic frame and purline hole position do not correspond in the installation site is overcome, and the installation of the solar photovoltaic assembly is more convenient and efficient.

[0020] As Figure 2As shown, the inverted convex connecting rod 11 is slid into the clamping groove 21 of the first frame 2 from the end during installation, and the two side opening ends of the clamping groove 21 are clamped into the grooves 13 on both sides of the connecting rod 11 and the extension plate 12. By adjusting the relative position of the hole position adjusting piece 1 and the first frame 2 in the longitudinal direction, the photovoltaic frame can adapt to different purlin 03 hole positions. After installation is completed, as shown Figure 3 As shown, the hole position adjusting piece 1 is not directly exposed and is located below the photovoltaic module to avoid corrosion. Compared with the traditional pressing block installation, it is not easy to be corroded and worn. The embodiment can solve the problem that the frame of the replacement photovoltaic module does not match the actual hole position of the on-site purlin 03, facilitate outdoor on-site construction, and has no influence on component end packaging, transportation, and unpacking. The component manufacturing end changes less, the cost is lower, and it is fast and convenient.

[0021] In the embodiment, a plurality of self-tapping screw holes 111 are arranged on the connecting rod 11 at intervals, which are used to pass through self-tapping screws 112 to fix the relative position of the hole position adjusting piece 1 and the first frame 2. The self-tapping screw holes 111 are generally pre-formed. When the relative position of the extension plate 12 and the first frame 2 in the longitudinal direction is fixed, the self-tapping screws 112 are fixed on the frame by passing through the self-tapping screw holes 111 to prevent the hole position adjusting piece 1 from moving on the first frame 2, and also improve the firmness of the hole position adjusting piece 1 installed on the first frame 2.

[0022] In the embodiment, the cross section of the clamping groove 21 is rectangular, the opening width of the clamping groove 21 is smaller than the width of the rectangle, and the cross section of the connecting rod 11 is inverted "convex" shape. By using the rectangular groove with a smaller opening than the groove body and the connecting rod 11 with an inverted "convex" cross section, the thickness of the connecting rod 11 can be reduced under the premise of ensuring the reliability of the connection, and the length requirements of the self-tapping screw holes 111 and the self-tapping screws 112 are reduced, which is convenient for installation.

[0023] In the embodiment, the interiors of the first frame 2 and the second frame 3 are hollow structures, which are beneficial to guarantee the overall strength and realize the lightweight of the photovoltaic frame assembly.

[0024] In the embodiment, the top of the first frame 2 and the second frame 3 is provided with a slot 02 for installing the photovoltaic panel 01, and the slot 02 faces the interior of the rectangular frame.

[0025] In the embodiment, the hole position adjusting piece 1 is matched with the first frame 2, i.e. the long frame. When necessary, the clamping groove 21 with the opening downward can also be arranged on the lower surface of the second frame 3, i.e. the short frame, in the length direction. During installation, the hole position adjusting piece 1 can also be slid into the clamping groove 21 along the short frame to adjust the hole position of the photovoltaic frame assembly in the short frame direction. Thus, the photovoltaic frame assembly is matched with the on-site support through the adjustment in the long frame and short frame directions.

[0026] In the embodiment, the extension plate 12 is integrally manufactured with the connecting rod 11. The size of the hole position adjusting piece 1 can be customized according to actual projects, for example, the size of the commonly used photovoltaic panel 01 on the market, and the photovoltaic frame can be installed on the bracket with a distance of 990mm-994mm between the sand strip hole positions through the hole position adjusting piece 1.

[0027] The above is only a preferred embodiment of the present application, and does not limit the present application in any form. Although the present application has been disclosed as above with a preferred embodiment, it is not intended to limit the present application. Any skilled person in the art can make many possible changes and modifications to the technical scheme of the present application, or modify it into equivalent embodiments with equivalent changes, without departing from the spirit and technical scheme of the present application. Therefore, any simple modification, equivalent replacement, equivalent change and modification of the above embodiments according to the technical essence of the present application, all still belong to the protection scope of the technical scheme of the present application.

Claims

1. A photovoltaic frame assembly adapted to different purlin hole positions, characterized by: The utility model relates to a photovoltaic panel fixing device, including hole position adjusting part (1) and the rectangular frame for fixing photovoltaic panel (01), the rectangular frame is by two mutually parallel first frame (2) and two mutually parallel second frame (3) constitute, the length of first frame (2) is greater than the length of second frame (3), the first frame (2) lower surface is equipped with the open downward clamping groove (21) along the length direction, hole position adjusting part (1) includes connecting rod (11) and extension plate (12), the connecting rod (11) bottom is connected with extension plate (12), the connecting rod (11) and extension plate (12) junction are equipped with recess (13) on both sides, the connecting rod (11) and clamping groove (21) clamping cooperation, the both sides open end of clamping groove (21) and recess (13) clamping cooperation, extension plate (12) is located rectangular frame inside and with rectangular frame parallel, the extension plate (12) is opened with the waist type hole (121) of parallel second frame (3) on.

2. The photovoltaic frame assembly of claim 1, wherein: Connecting rod (11) is equipped with a plurality of self tapping screw hole (111) on the interval, is used for wearing self tapping screw (112) to fix hole position adjusting part (1) with the relative position of first frame (2).

3. The photovoltaic frame assembly of claim 2, wherein: The cross section of clamping groove (21) is rectangular, the opening width of clamping groove (21) is less than the width of rectangle, the cross section of connecting rod (11) is inverted " convex ”character.

4. The photovoltaic frame assembly of claim 3, wherein: The inside of first frame (2) and second frame (3) is hollow structure.

5. The photovoltaic frame assembly of claim 4, wherein: The top of first frame (2) and second frame (3) is equipped with the slot (02) for installing photovoltaic panel (01), and the slot (02) is towards rectangular frame inside.

6. The photovoltaic frame assembly of any one of claims 1-5, wherein: Extension plate (12) is integrally formed with connecting rod (11).

7. The photovoltaic frame assembly of any one of claims 1-5, wherein: The lower surface of second frame (3) is equipped with the open downward clamping groove (21) along the length direction.

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