CN219145288U - Bilateral back lock structure of photovoltaic support - Google Patents

Abstract

The utility model discloses a double-side back lock structure of a photovoltaic bracket, and belongs to the technical field of photovoltaic brackets. In the installation process, the upper pressing block and the lower pressing block can move back and forth on the back lock rail, the upper pressing block can move up and down, the length and the width of different photovoltaic modules and the thickness of the lower edge can be adapted, the photovoltaic bracket can be smoothly installed, and the installation is convenient and the applicability is strong; the lower pressing block is sleeved on the convex strip, and the upper pressing block and the lower pressing block can be installed by aligning the first screw hole with the first through hole, so that the installation is convenient; when the upper pressing block and the two lower pressing blocks are used for simultaneously locking the photovoltaic module, the stepped surface is propped against the bottom of the extension arm, so that the bottom of the upper pressing block is tightly attached to the lower edge of the photovoltaic module, and the lower edge of the photovoltaic module is clamped with the upper surface of the back locking track simultaneously, therefore, compared with the locking by a screw set, the structure is more stable.

Description

Bilateral back lock structure of photovoltaic support

Technical Field

The utility model relates to the technical field of photovoltaic supports, in particular to a double-side back lock structure of a photovoltaic support.

Background

The solar energy is used as a low-carbon renewable energy source, can be used for free, does not need transportation, and has no pollution to the environment. Compared with the conventional energy, the solar photovoltaic panel assembly is convenient to use and low in cost, and the solar photovoltaic panel assembly is used for directly converting solar energy into electric energy, supplying power for electric equipment or transmitting the electric energy to a power grid, so that the requirement of the electric energy in the current society is met. The photovoltaic bracket provides safe and firm installation and support for the photovoltaic module including the solar panel. The photovoltaic bracket is used for installing the photovoltaic module on the ground, a roof and other occasions needing the photovoltaic module, and the installation and working environments are complex and various, so whether the installation is convenient and reliable becomes an important problem in the design of the photovoltaic bracket product.

The existing photovoltaic bracket generally comprises a cross beam for supporting the whole, a bracket body for installing a photovoltaic module and a screw module, wherein the solar panel is fixed on the bracket body through the screw module, and meanwhile, the bracket body is combined in a screw locking mode and is installed on the cross beam; through observation, the photovoltaic support is installed in outdoor environment and often suffers from wind, rain and drenches, all parts of the photovoltaic support are locked by the screw assembly, the structure is not stable enough, and the conditions of rust, loosening and the like of screws can also influence the stability of the photovoltaic support structure.

In view of the above, the present inventors have developed and designed the present utility model by intensively conceived against many defects and inconveniences caused by the imperfection of the above-mentioned photovoltaic bracket structure design and actively studied and improved attempts.

Disclosure of Invention

The utility model aims to provide a double-side back lock structure of a photovoltaic bracket, which is stable in structure, convenient to install and high in applicability.

In order to achieve the above object, the solution of the present utility model is:

a photovoltaic bracket double-sided back lock structure, comprising

The upper end face of the back lock rail extends outwards to form two extension arms, protruding strips are arranged on the two side faces of the back lock rail below the extension arms, and the back lock rail is arranged on the cross beam;

the two lower pressing blocks are provided with first through holes, the lower pressing blocks sink to form steps at positions corresponding to the extension arms, limiting grooves are formed at positions corresponding to the convex strips, and the two lower pressing blocks are arranged on two sides of the back lock track through sleeving the limiting grooves on the convex strips, and the steps are in sliding contact with the extension arms;

the upper pressing block is provided with two first screw holes and is covered on the upper end surface of the back lock rail;

the two fastening screws penetrate through the first through hole and the first screw hole to lock the lower pressing block and the upper pressing block on the back lock rail;

further, the bottoms of the extension arms and the step surfaces are provided with anti-skid patterns.

Furthermore, the end part of the raised line is provided with a barb downwards, the end part of the lower side of the limit groove is provided with a blocking wall, and the barb and the blocking wall are mutually clamped.

Further, one end of the upper pressing block is provided with an embossing resistance, the other end of the upper pressing block is provided with a pressing bar, and the middle part of the upper pressing block is transversely provided with a gear rib.

Further, the upper pressing block is provided with reinforcing strips at the two first screw holes.

Further, the clamping block assembly comprises two clamping block assemblies, wherein each clamping block assembly comprises a clamping block, a fixing block and a screw assembly, a second through hole and a convex block are formed in the clamping block, a second screw hole is formed in the fixing block, and the screw assembly penetrates through the second through hole and the second screw hole to connect the clamping block with the fixing block;

the back lock track is characterized in that grooves are formed in the two side faces of the lower end of the back lock track, corresponding to the protruding blocks, T-shaped grooves are formed in the tops of the cross beams, the protruding blocks are mutually clamped with the grooves, the fixing blocks are arranged in the T-shaped grooves, and the back lock track is locked on the cross beams through the clamping block groups.

Further, the fastening screw and the screw group comprise a flat gasket and an elastic gasket.

After the scheme is adopted, the upper pressing block and the lower pressing block are arranged on the back lock rail through the fastening screw, the upper pressing block and the lower pressing block can move back and forth on the back lock rail in the process of installing the photovoltaic bracket, the upper pressing block can move up and down, the length and the width of different photovoltaic modules and the thickness of the lower edge can be adapted, the photovoltaic bracket can be smoothly installed, and the photovoltaic bracket is convenient to install and has strong applicability; the lower pressing block is sleeved on the convex strip, and the upper pressing block and the lower pressing block can be installed by aligning the first screw hole with the first through hole, so that the installation is convenient; when the upper pressing block and the two lower pressing blocks are used for simultaneously locking the photovoltaic module, the stepped surface is propped against the bottom of the extension arm, so that the bottom of the upper pressing block is tightly attached to the lower edge of the photovoltaic module, and the lower edge of the photovoltaic module is clamped with the upper surface of the back locking track simultaneously, therefore, compared with the locking by a screw set, the structure is more stable.

And pass first through-hole screw in first screw with the fastening screw during the installation, constructor can be under construction in photovoltaic module back bottom surface, and easy and simple to handle is high-efficient, also can reduce the danger coefficient of construction when having set up higher stand simultaneously, and the work progress is safer, convenient.

Drawings

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

FIG. 1 is a schematic diagram of a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a photovoltaic module according to a preferred embodiment of the present utility model;

FIG. 3 is an enlarged view of FIG. 2 at A;

FIG. 4 is a schematic view of the structure of the back lock rail according to the preferred embodiment of the present utility model;

FIG. 5 is a cross-sectional view of a back lock rail in accordance with a preferred embodiment of the present utility model;

FIG. 6 is an exploded view of the upper press block, the lower press block and the fastening screw according to the preferred embodiment of the present utility model;

FIG. 7 is a schematic view of the structure of the upper pressing block in the preferred embodiment of the present utility model;

FIG. 8 is a schematic diagram of a latch set according to a preferred embodiment of the present utility model;

FIG. 9 is a partial enlarged view of a photovoltaic module according to the preferred embodiment of the present utility model;

fig. 10 is a partial cross-sectional view of a photovoltaic module according to a preferred embodiment of the present utility model.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientation or positional relationship based on that shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

Referring to FIGS. 1 to 10, a photovoltaic bracket double-sided back lock structure according to a preferred embodiment of the present utility model comprises

The back lock rail 1, the upper end surface of the back lock rail 1 extends outwards to form two extension arms 11, the two side surfaces of the back lock rail 1 are provided with raised strips 12 below the extension arms 11, and the back lock rail 1 is arranged on the cross beam 5;

the two lower pressing blocks 3 are provided with first through holes 31, the lower pressing blocks 3 sink at the positions corresponding to the extension arms 11 to form steps 32, the lower pressing blocks 3 are provided with limit grooves 33 at the positions corresponding to the raised strips 12, and the two lower pressing blocks 3 are arranged on two sides of the back lock track 1 by sleeving the limit grooves 33 on the raised strips 12, so that the steps 32 are in sliding contact with the extension arms 11;

the upper pressing block 2 is provided with two first screw holes 21, and the upper pressing block 2 is covered on the upper end surface of the back lock rail 1;

the two fastening screws 4 penetrate through the first through holes 31 and the first screw holes 21 to lock the lower pressing block 3 and the upper pressing block 2 on the back lock rail 1;

during installation, the back lock rail 1 is firstly installed on the cross beam 5; then, two lower pressing blocks 3 are respectively sleeved on two side surfaces of the back lock rail 1, an upper pressing block 2 is placed on the upper end surface of the back lock rail 1, the upper pressing block 2 and the two lower pressing blocks 3 are pre-installed on the back lock rail 1 through two fastening screws 4, namely, the two fastening screws 4 are not locked and fixed at first, so that the upper pressing block 2 and the two lower pressing blocks 3 can move back and forth on the back lock rail 1, and a gap between the upper pressing block 2 and the back lock rail 1 is adjustable; thus, the pre-installation of the photovoltaic bracket can be completed; after the photovoltaic support is preinstalled, the lower edge of the photovoltaic module 6 can be placed in a gap between the upper pressing block 2 and the back lock rail 1, and after the photovoltaic module 6 is installed, the two fastening screws 4 are locked and fixed.

The key point of the utility model is that the upper pressing block 2 and the lower pressing block 3 are arranged on the back lock rail 1 through the fastening screw 4, the upper pressing block 2 and the lower pressing block 3 can move back and forth on the back lock rail 1 in the process of installing the photovoltaic bracket, the upper pressing block 2 can move up and down, the length and the width of different photovoltaic modules 6 and the thickness of the lower edge can be adapted, the photovoltaic bracket can be smoothly installed, and the installation is convenient and the applicability is strong; the lower pressing block 3 is sleeved on the raised strips 12, and the upper pressing block 2 and the lower pressing block 3 can be installed by aligning the first screw hole 21 with the first through hole 31, so that the installation is convenient; when the upper pressing block 2 and the two lower pressing blocks 3 are used for simultaneously locking the photovoltaic module 6, the surface of the step 32 is propped against the bottom of the extension arm 11, so that the bottom of the upper pressing block 2 is tightly attached to the lower edge of the photovoltaic module 6, and the lower edge of the photovoltaic module 6 is clamped with the upper surface of the back lock rail 1, therefore, compared with the locking by the screw group 73 only, the structure is more stable.

In addition, the fastening screw 4 passes through the first through hole 31 and is screwed into the first screw hole 21 during installation, constructors can construct on the bottom surface of the back of the photovoltaic module 6, the operation is simple, convenient and efficient, meanwhile, the risk coefficient of construction during setting up a higher stand can be reduced, and the construction process is safer and more convenient.

The bottom of the extension arm 11 and the surface of the step 32 are provided with anti-skid patterns 111 and 321. After the fastening screw 4 is locked, the anti-skid patterns 111 and 321 arranged on the bottom of the extension arm 11 and the surface of the step 32 are mutually matched, so that the locking effect of the upper pressing block 2 and the lower pressing block 3 on the back locking track 1 is improved, and the structure is more stable.

The end of the raised line 12 is provided with a barb 13 downwards, the lower end of the limit groove 33 is provided with a blocking wall 34, and the barb 13 and the blocking wall 34 are mutually clamped. The barbs 13 and the blocking ribs 34 are mutually meshed and matched, so that the limit grooves 33 are not easy to loosen from the raised strips 12, and the locked structure is more stable.

One end of the upper pressing block 2 is provided with an embossing resistance 14, the other end is provided with a pressing bar 15, and the middle part of the upper pressing block 2 is transversely provided with a gear rib 16.

When the photovoltaic module 6 is fixed on the photovoltaic bracket, the anti-embossing 14 is tightly attached to the surface of the lower edge of the photovoltaic bracket, and the anti-embossing 14 generates internal force to squeeze the surface of the lower edge of the photovoltaic module 6 along with the fixation and the fastening of the fastening screw 4, and at the moment, the pressing bar 15 is abutted against the back lock rail 1, so that the structure is more stable; the gear rib 16 is used for positioning and limiting, and when the photovoltaic module 6 is installed, the lower edge of the photovoltaic module 6 is aligned with the gear rib 16, so that the photovoltaic module is convenient and quick to install.

The upper pressing block 2 is provided with reinforcing strips 17 at two first screw holes 21. The strength of the upper pressing block 2 is improved, and the upper pressing block is not easy to damage.

The photovoltaic bracket structure further comprises two clamping block 71 groups 7, wherein each clamping block 71 group 7 comprises a clamping block 71, a fixed block 72 and a screw group 73, a second through hole 711 and a convex block 712 are formed in each clamping block 71, a second screw hole 721 is formed in each fixed block 72, and the screw group 73 penetrates through the second through hole 711 and the second screw hole 721 to connect the clamping block 71 with the fixed block 72;

the two side surfaces of the lower end of the back lock track 1 are provided with grooves 18 corresponding to the protruding blocks 712, the top of the cross beam 5 is provided with T-shaped grooves 51, the protruding blocks 712 and the grooves 18 are mutually clamped, the fixing blocks 72 are arranged in the T-shaped grooves 51, and the back lock track 1 is locked on the cross beam 5 through the clamping block 71 groups 7.

After the protruding block 712 is clamped into the groove 18, the screw group 73 is screwed down to drive the fixing block 72 to prop against the inner surface of the T-shaped groove 51, and the clamping block 71 and the fixing block 72 simultaneously squeeze the groove 18 and the T-shaped groove 51, so that the back lock rail 1 is mounted on the cross beam 5, and the structure is further stable.

Moreover, when the screw group 73 is not screwed down, the protruding block 712 can move back and forth in the groove 18, the clamping block 71 can move back and forth on the T-shaped groove 51, and the mounting device can adapt to different photovoltaic modules 6 and different mounting environments, and has strong mounting applicability.

The fastening screw 4 and the screw group 73 each include a flat washer 41, 731 and a spring washer 42, 732. By providing the flat washers 41, 731 and the spring washers 42, 732, the connection between the upper and lower press blocks 2, 3 and the fixture block 71 and the fixed block 72 can be made more firm and stable.

The principles and embodiments of the present utility model have been described in this specification with reference to specific examples, the description of which is only for the purpose of aiding in understanding the method of the present utility model and its core ideas; also, it is within the scope of the present utility model to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the utility model.

Claims (7)

1. A two side back lock structures of photovoltaic support, its characterized in that: comprising

The upper end face of the back lock rail extends outwards to form two extension arms, protruding strips are arranged on the two side faces of the back lock rail below the extension arms, and the back lock rail is arranged on the cross beam;

the two lower pressing blocks are provided with first through holes, the lower pressing blocks sink to form steps at positions corresponding to the extension arms, limiting grooves are formed at positions corresponding to the convex strips, and the two lower pressing blocks are arranged on two sides of the back lock track through sleeving the limiting grooves on the convex strips, and the steps are in sliding contact with the extension arms;

the upper pressing block is provided with two first screw holes and is covered on the upper end surface of the back lock rail;

and the two fastening screws penetrate through the first through hole and the first screw hole to lock the lower pressing block and the upper pressing block on the back lock rail.

2. The photovoltaic bracket double sided back lock structure of claim 1, wherein: the bottom of the extension arm and the surface of the ladder are both provided with anti-skid patterns.

3. The photovoltaic bracket double sided back lock structure of claim 1, wherein: the end part of the raised line is provided with a barb downwards, the end part of the lower side of the limit groove is provided with a blocking wall, and the barb and the blocking wall are mutually clamped.

4. The photovoltaic bracket double sided back lock structure of claim 1, wherein: the anti-embossing device is characterized in that one end of the upper pressing block is provided with an anti-embossing layer, the other end of the upper pressing block is provided with a pressing bar, and a gear rib is transversely arranged in the middle of the upper pressing block.

5. The photovoltaic bracket double sided back lock structure of claim 4, wherein: the upper pressing block is provided with reinforcing strips at the two first screw holes.

6. The photovoltaic bracket double sided back lock structure of claim 1, wherein: the clamping block comprises a clamping block, a fixing block and a screw group, wherein the clamping block is provided with a second through hole and a convex block, the fixing block is provided with a second screw hole, and the screw group penetrates through the second through hole and the second screw hole to connect the clamping block and the fixing block together;

the back lock track is characterized in that grooves are formed in the two side faces of the lower end of the back lock track, corresponding to the protruding blocks, T-shaped grooves are formed in the tops of the cross beams, the protruding blocks are mutually clamped with the grooves, the fixing blocks are arranged in the T-shaped grooves, and the back lock track is locked on the cross beams through the clamping block groups.

7. The photovoltaic bracket double sided back lock structure of claim 6, wherein: the fastening screw and the screw group comprise a flat gasket and an elastic gasket.

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