CN217159595U

CN217159595U - Photovoltaic module structure

Info

Publication number: CN217159595U
Application number: CN202220738309.0U
Authority: CN
Inventors: 徐衍雄
Original assignee: Xiamen Huapu Technology Co ltd
Current assignee: Xiamen Huapu Technology Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-08-09
Anticipated expiration: 2032-03-31

Abstract

The utility model discloses a photovoltaic module structure, include: the photovoltaic part comprises a support and a photovoltaic panel covered above the support, the bottom of the support is hollow, and an inner bottom plate is arranged on the periphery of the support; the guide rail comprises a top plate attached to the inner bottom plate, and clamping grooves are formed in two sides of the top plate; the pressing assembly is used for clamping an inner bottom plate and a guide rail, the pressing assembly comprises a pressing part, a clamping block and a through connection, the pressing part is connected with the clamping block in a penetrating mode, the pressing assembly is arranged at the connecting position of the side wall of the bottom of the photovoltaic plate and the top or the middle of the guide rail, the original top installation of the photovoltaic part is changed to the bottom installation of the photovoltaic part, a worker does not need to climb to the top of the installation surface, the fixation between the photovoltaic part and the guide rail can be completed only at the bottom of the installation surface, and the safety performance is higher.

Description

Photovoltaic module structure

Technical Field

The utility model relates to a photovoltaic mounting structure, especially a photovoltaic module structure.

Background

The photovoltaic module generally refers to a solar cell module, and the solar cell module is composed of a high-efficiency crystalline silicon solar cell, super white textured toughened glass, EVA (ethylene vinyl acetate), a transparent TPT (thermoplastic vulcanizate) back plate and an aluminum alloy frame. Has the characteristics of long service life, strong mechanical pressure resistance and external force, and the like.

The existing installation mode of the photovoltaic module generally lays a plurality of photovoltaic modules on a roof or an installation surface needing to be installed, and then the photovoltaic modules are fixed in a mode of locking a connection part manually, the installation mode is difficult to avoid that workers need to step on the installation surface, and in order to improve the light receiving efficiency, the photovoltaic modules are generally installed at a higher position, the workers are unsafe in construction on the installation surface, unstable phenomena such as shaking can occur when walking on the installation surface, and the photovoltaic modules are not beneficial to safe construction.

SUMMERY OF THE UTILITY MODEL

The utility model provides a photovoltaic module structure can effectively solve above-mentioned problem.

The utility model discloses a realize like this:

a photovoltaic module structure, comprising:

the photovoltaic part comprises a support and a photovoltaic panel covered above the support, the bottom of the support is hollow, and an inner bottom plate is arranged on the periphery of the support;

the guide rail comprises a top plate attached to the inner bottom plate, and clamping grooves are formed in two sides of the top plate;

the pressing assembly is used for clamping the inner bottom plate and the guide rail and comprises a pressing part, a clamping block and a locking part which is in through connection with the pressing part and the clamping block.

As a further improvement, the crimping piece includes a crimping portion, a connecting portion extending downward from the crimping portion, and a clamping portion disposed below the connecting portion and pointing to one side of the clamping block, wherein the clamping portion abuts against the outside of the clamping block, and the connecting portion is provided with a through hole for the locking member to pass through.

As a further improvement, the fixture block comprises a locking part, a clamping part matched with the clamping groove, a pressing part pressed on the inner end of the clamping part, and a pressing part connected on the pressing part and pressed on the outer side surface of the guide rail, wherein the inner side of the locking part is provided with a threaded connecting hole communicated with the through hole.

As a further improvement, the outer end of the pressing part is an outer inclined plane, and the inner end of the clamping part is an inner inclined plane matched with the outer inclined plane of the pressing part.

As a further improvement, the inner side of the crimping part is provided with a friction texture.

As a further improvement, a barrier strip is arranged at the middle point of the top plate.

As a further improvement, both sides of the guide rail are also provided with a water chute, and the mounting groove extends to the outer side along the water chute.

A method for installing a photovoltaic module structure comprises the photovoltaic module structure, and the specific installation steps comprise:

the method comprises the following steps: installing a guide rail: erecting the guide rail on the roof of the building, wherein the guide rail is used as a longitudinal support beam of the roof;

step two: laying a photovoltaic part: laying a photovoltaic part between the guide rails, wherein an inner bottom plate of a support in the photovoltaic part is attached to the upper top surfaces of the guide rails;

step three: installing and fixing the structure: the pressing assembly is installed in the support, and the photovoltaic part is pressed on the guide rail from the inside below.

The utility model has the advantages that:

the utility model discloses the top junction setting of bottom plate and guide rail compresses tightly the subassembly in the photovoltaic inboard, changes to the bottom installation at the photovoltaic piece from original top installation at the photovoltaic piece, makes the workman need not step on to the top of installation face, only needs can accomplish fixing between photovoltaic piece and the guide rail in the bottom of installation face, and the security performance is higher.

The utility model discloses a mode of interior knot, with fixture block joint to the draw-in groove of guide rail in, simultaneously again at the outside butt crimping piece of fixture block, crimping piece compresses tightly the infrabasal plate of guide rail when supporting tight fixture block again, and the back is connected crimping piece and fixture block through a locking portion, and is fixed to the restriction that compresses tightly the subassembly and accomplish a plurality of faces, and the locking structure that forms is drawn back mutually between each fixed point.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings which are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained according to these drawings without inventive efforts.

Fig. 1 is a schematic view of an installation structure of a photovoltaic module structure provided by the present invention.

Fig. 2 is a top view of a photovoltaic module structure provided by the present invention.

Fig. 3 is a cross-sectional view taken along line a-a of fig. 2 according to the present invention.

Fig. 4 is a schematic structural diagram of the guide rail, the photovoltaic component and the pressing component provided by the present invention.

Fig. 5 is a matching view of the compressing assembly and the guide rail provided by the present invention.

Fig. 6 is an exploded view of a hold-down assembly according to the present invention.

Fig. 7 is a schematic perspective view of a guide rail according to the present invention.

Fig. 8 is a partial bottom view of a photovoltaic module structure according to the present invention.

Fig. 9 is an enlarged view of the area a in fig. 8 according to the present invention.

Detailed Description

In order to make the embodiments of the present invention belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as referring to the purpose, technical solution and advantages of the embodiments of the present invention, which will be described in detail and fully with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art based on the embodiments of the present invention without inventive step, show or imply relative importance or imply a number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-9, a photovoltaic module structure, comprising: the photovoltaic part 1 comprises a hollow bracket 12, a photovoltaic panel 11 covered above the bracket 12, and an inner bottom panel 121 arranged at the bottom of the bracket 12; the guide rail 2 comprises a top plate 21 attached to an inner bottom plate 121, the inner bottom plate 121 is erected on the top plate 21, and two sides of the top plate 21 comprise clamping grooves 211 which extend downwards and are opposite to each other; the pressing assembly 3 is used for clamping the inner bottom plate 121 and the top plate 21, the pressing assembly 3 comprises a pressing piece 31 which is transversely arranged and has an opening facing the inner bottom plate 121 and the guide rail 2, a clamping block 32 which abuts against the clamping and pressing part 312 of the pressing piece 31, a locking piece 33 which is connected with the pressing piece 31 and the clamping block 32 in a penetrating mode, and the top end of the clamping block 32 is clamped into the clamping groove 211.

In the middle of some current mounting structure, what often adopt is the mode of top installation, and the workman need climb to the installation face of having erect photovoltaic part 1 promptly on, constantly remove with this through each junction of locking structure locking on the installation face, even if it utilizes auxiliary assembly such as removal lift truck, nevertheless because the installation face generally for the slope and have certain width and length, the workman also need bend over to install if stand on the lift truck, also causes the dangerous condition easily when the installation is inconvenient.

The reason for this is that the fastening between the guide rail 2 and the photovoltaic element 1 can be achieved by adopting a top mounting manner in the conventional locking structure, but in the above arrangement, a common bracket 12 is adopted first, in this embodiment, the bracket 12 is a hollow rectangular frame, a corresponding photovoltaic panel 11 and a glass structure are laid above the frame, and in the lower part of the frame, referring to fig. 2, an inner bottom plate 121 is connected to the lower part of the frame in an extending manner, and the inner bottom plate 121 is attached to the top surface of the guide rail 2 in parallel, so as to complete the primary matching between the guide rail 2 and the bracket 12.

When the worker installs the fixture 32, the fixture 32 is first clamped into the clamping groove 211 of the guide rail 2, the clamping groove 211 of the guide rail 2 is an arc-shaped structure and is just clamped with the top end of the fixture 32, the bottom of the fixture block 32 is abutted against the outer side wall of the guide rail 2, so that the fixture block 32 can be independently fixed, and on the outer side of the latch 32, by pressing a pressing member 31 against the latch 32, a restraining force is given to the latch 32 from the outside, meanwhile, the upper half part of the pressure welding piece 31 is pressed on the upper part of the inner bottom plate 121 to complete the matching between the inner bottom plate 121 and the top plate 21 of the guide rail 2, and then the clamping block 32 and the pressure welding piece 31 are connected through a locking piece 33, the positions of the two are limited and fixed, so that the inner bottom plate 121 and the top plate 21 of the guide rail 2 are locked together, the photovoltaic member 1 with the inner bottom plate 121 is not easy to shake after installation, and the stability is more, and the specific setting of the crimping member 31 for realizing the fixing structure is as follows:

the crimping member 31 includes a press-contact portion 311 attached to the top plate 21, a connecting block 315 extending downward from the press-contact portion 311, and a clamping portion 312 connected to the connecting block 315 and directed to one side of the guide rail 2, the clamping portion 312 is abutted to the latch 32, the connecting block 315 is provided with a through hole 313 for the locking member 33 to pass through, wherein the whole crimping member 31 is roughly divided into three parts, one part is the press-contact portion 311 for pressing the guide rail 2, the other part is the clamping portion 312 for pressing the latch 32, and the connecting block 315 and the through hole 313 connected to the locking member 33, and the connection restriction among the guide rail 2, the latch 32, and the bracket 12 is accomplished by the cooperation of three positions in the crimping member 31,

in the process of the bracket 12, the inner bottom plate 121 of the bracket 12 is a plane in consideration of the difficulty of the process and the cost, and if only a simple plane pressing method is adopted, in extreme weather, it may be easy to cause the photovoltaic element 1 to separate from the pressing component 3, so that the pressing part 311 is obliquely directed to one side of the guide rail 2, the distance between the press-connecting part 311 and the top plate 21 is the thickness of the inner bottom plate 121, and the inner side of the press-connecting part 311 is provided with a plurality of friction lines, firstly, by arranging the inclined guide rail 2, the press-connection part 311 has the effect of pressing the inner bottom plate 121, secondly, the friction coefficient between the friction grains and the inner bottom plate 121 is improved through friction fixation between the friction grains and the inner bottom plate, even if the bracket 12 or the guide rail 2 is vibrated, the engagement force between the two is generated, and the phenomenon of deviation is not easy to occur.

And if the top plate 21 of the guide rail 2 is an inclined surface, correspondingly, the inner bottom plate 121 can also be set to be an inclined surface according to the change of the shape structure, the matching degree of the two is the highest when the two are parallel, and the clamping and fixing effect is the best.

On the contact position between the pressing member 31 and the latch 32, one side of the pressing portion 312, which is directed to the guide rail 2, is provided with a fitting surface 314, the fitting surface 314 abuts against an abutting surface 323 of the latch 32, referring to fig. 2-3, the fitting surface 314 of the pressing portion 312 is an inclined surface, the abutting surface 323 of the latch 32 is also an inclined surface, the fitting surface 314 of the pressing portion 312 is used for supporting the abutting surface 323 of the latch 32, so that the lower end of the latch 32 is supported, the upper end of the latch 32 is clamped in the clamping groove 211, the lower end is supported by the pressing edge, the inner side abuts against the outer side of the guide rail 2, so as to realize multi-point fixation, it needs to be particularly emphasized that the area of the inclined surface 314 of the pressing portion 312 is not less than the area of the inclined surface 323 of the latch 32, so as to ensure the supporting force of the fitting surface 314 of the pressing portion 312 against the abutting surface 323 of the latch 32, and the bottom edge of the fitting surface 323 is at least parallel to the bottom edge of the abutting surface 323, or, the height of the bottom edge of the mating surface 314 is lower than the bottom edge of the attachment surface 323, so as to ensure the stability of the supporting effect, and if the area of the inclined surface of the mating surface 314 of the pressing portion 312 is smaller than the area of the inclined surface of the attachment surface 323 of the latch 32 or the bottom edge of the mating surface 314 is higher than the bottom edge of the attachment surface 323, the two are not completely attached, and the swing is easily generated when the external influence is applied, and an accident is easily generated when the external influence is serious.

And the fixture block 32 is specifically set as follows: the fixture block 32 includes a locking portion 325 parallel to the connecting block 315, a threaded connection hole 322 provided inside the locking portion 325 and coaxial with the through hole, a clamping portion 321 provided on the locking portion 325 and clamped in the clamping groove 211, a pressing portion provided below the locking portion 325 and abutting against the mating surface 314, and a pressing portion 324 far away from the pressing portion and abutting against the outer side surface of the guide rail 2, wherein the clamping portion 321 and the clamping groove 211 are in a clamping state, and the clamping portion 321 and the clamping groove 211 can be fixed without external force, and when being fixed, the fixture block is not easily separated from the guide rail 2 when being collided, and the pressing portion 324 on the same side of the clamping portion 321 also abuts against the outer side of the guide rail 2, so that the whole fixture block 32 is uniformly stressed.

The connecting structure for connecting the latch 32 and the pressing member 31 is a locking member 33, in this embodiment, the locking member 33 is a bolt, the bolt penetrates through the through hole 313 of the pressing member 31 and the threaded connecting hole 322 of the latch 32, and the two are connected in series, so that the whole pressing assembly 3 achieves a stable state, in this embodiment, the inner side of the threaded connecting hole 322 is provided with a thread, which can provide a limiting force for locking the bolt, in other embodiments, a nut can be provided at one side of the threaded connecting hole 322 close to the guide rail 2, so as to provide a limiting force to the locking member 33 from the inner side of the latch 32, in other embodiments, fixing members such as a pin can be adopted, only one side of the threaded connecting hole 322 close to the guide rail 2 needs to provide a limiting force, and the effect of connecting and fixing the latch 32 and the pressing member 31 can be achieved.

In order to improve the locking force and stability of the bolt, a spacer 34 is further provided between the locking member 33 and the through hole 313.

At the roof 21 top both sides of guide rail 2, all be fixed with photovoltaic spare 1, and photovoltaic spare 1 does not have the centre to separate, then can direct collision together between the photovoltaic spare 1, and the confining force between each position is not enough, and the support 12 of photovoltaic spare 1 takes place to warp easily, so the mid point of roof 21 upwards the arch has a spacer column 22, spacer column 22 is an inverted U type structure, the both ends of spacer column 22 set up photovoltaic spare 1 respectively, and wherein, spacer column 22 is guide rail 2 when processing from its roof 21 mid point directly upwards extend the protrusion, with guide rail 2 structure as an organic whole, compare in later stage rewelding more stable.

In the case of the partition columns 22, the outer side of the entire photovoltaic member 1 abuts against the partition columns 22 tightly, and the inner side abuts against the support 12 of the photovoltaic panel 11 tightly through the crimping portions 311 of the crimping members 31, so that the inner and outer sides are fixed, and the stability of the photovoltaic member 1 is enhanced.

And because the pattern of partition post 22 is the type of falling U structure, when having rivers between two photovoltaic board 11, can be along the structure of the type of falling U toward both sides reposition of redundant personnel, and in order to deal with the phenomenon that rainwater or other water flowed in, in the both sides of guide rail 2, further include, weld in guide rail 2 the latter half and follow photovoltaic board 11 sets up the vertical guiding gutter 23 that the direction was toward outer extension, follows vertical guiding gutter 23 is toward the mounting groove 24 that the outside extends, guide rail 2 passes through mounting groove 24 and 4 rigid couplings of external connection portion, then the water that the vertical guiding gutter of accessible will flow in photovoltaic board 11 clearance is whole to be derived, and mounting groove 24 accessible fastener is whole photovoltaic module installs in many environments.

A method for installing a photovoltaic module structure comprises the above photovoltaic module structure, and specifically comprises the following steps:

s1; the clamping block 32 is clamped below the clamping groove 211 of the guide rail 2, and the inner side of the clamping block 32 is abutted against the outer side of the guide rail 2;

s2; laying photovoltaic pieces 1 on two sides of the top of the guide rail 2 respectively, wherein an inner bottom plate 121 of each photovoltaic piece 1 is parallel to the contact surface of the guide rail 2;

s3; pressing the upper part of the pressing part 31 against the inner wall of the inner bottom plate 121, and simultaneously pressing the lower part of the pressing part 31 against the outer side wall of the fixture block 32;

s4; the locking crimp 31 and the latch 32 are penetrated by the locking member 33.

In the installation method, the installation position of the photovoltaic part 1 is located at the top of the guide rail 2, in other embodiments, the guide rail 2 can be in an existing I-shaped steel shape, the photovoltaic parts 1 are arranged on two sides of the guide rail 2, the inner bottom plate 121 of the photovoltaic part 1 is parallel to the lower support plate of the guide rail 2 for supporting the photovoltaic part 1, and the lower support plate of the guide rail 2 is also provided with the clamping groove 211.

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

1. A photovoltaic module structure, comprising:

the photovoltaic part (1) comprises a support (12) and a photovoltaic panel (11) covered above the support (12), wherein the bottom of the support (12) is hollow, and an inner bottom plate (121) is arranged on the periphery of the support (12);

the guide rail (2) comprises a top plate (21) attached to the inner bottom plate (121), and clamping grooves (211) are formed in two sides of the top plate (21);

the pressing assembly (3) is used for clamping the inner bottom plate (121) and the guide rail (2), the pressing assembly (3) comprises a pressing piece (31), a clamping block (32) and a locking piece (33) which is connected with the pressing piece (31) and the clamping block (32) in a penetrating mode.

2. The photovoltaic module structure according to claim 1, wherein the pressing member (31) includes a pressing portion (311), a connecting portion (312) extending downward from the pressing portion (311), and a pressing portion (313) disposed below the connecting portion (312) and pointing to one side of the latch (32), the pressing portion (313) presses against an outer side of the latch (32), and the connecting portion (312) is provided with a through hole (314) for passing the locking member (33).

3. The photovoltaic module structure according to claim 2, wherein the latch (32) comprises a locking portion (325), a clamping portion (321) engaged with the clamping groove (211), a pressing portion (323) pressed against the inner end of the clamping portion (313), and a pressing portion (324) connected to the pressing portion (323) and pressed against the outer side of the guide rail (2), wherein a threaded connection hole (322) communicated with the through hole (314) is formed in the inner side of the locking portion (325).

4. A photovoltaic module structure according to claim 3, wherein the outer end of the pressing portion (323) is an outer slope, and the inner end of the clamping portion (313) is an inner slope matching with the outer slope of the pressing portion (323).

5. A photovoltaic module arrangement according to claim 2, characterized in that the inner side of the crimping portion (311) is provided with a friction-textured structure.

6. A photovoltaic module arrangement according to claim 1, characterized in that the top plate (21) is provided with a spacer (22) at its midpoint.

7. A photovoltaic module structure according to claim 1, characterized in that a water chute (23) is further provided on both sides of the guide rail (2), and a mounting groove (24) is provided extending along the water chute (23) to the outside.