CN220935054U - Clamp and photovoltaic bracket - Google Patents

Abstract

The utility model belongs to the technical field of photovoltaic power generation, and discloses a clamp and a photovoltaic bracket. The clamp can limit the frame of the photovoltaic module, the clamp comprises a first clamping block and a second clamping block, the first clamping block and the second clamping block are rotationally connected, at least one upper end of the first clamping block and the second clamping block is provided with an upper limit part, the other lower end of the first clamping block and the second clamping block is provided with a lower limit part, the upper limit part and the lower limit part extend in the same direction, and the end part of the lower limit part is provided with a barb extending towards the upper limit part. The first clamp splice and the second clamp splice of this anchor clamps rotate to make spacing portion and spacing portion down can be adjusted, and then do not receive the interference of barb when making the frame installation, and the frame is installed and is spacing frame down in last spacing portion between spacing portion after, and last spacing portion can spacing frame with spacing portion down, and the barb can prevent that the frame from deviate from, improves photovoltaic module's installation fastness.

Description

Clamp and photovoltaic bracket

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a clamp and a photovoltaic bracket.

Background

The photovoltaic power generation has the advantages of simple energy conversion process, no pollution emission, no noise and the like, is an important renewable energy source acquisition mode, and at present, a commonly used installation mode of the photovoltaic module is to clamp a frame of the photovoltaic module on a beam by adopting a pressing block or fixedly install the frame and the beam of the photovoltaic module by penetrating through bolts, namely the frame and the beam of the photovoltaic module are provided with through holes, and the bolts penetrate through the two through holes to be fixed. The prior art has the defects that: the pressing block clamping mode is not limited along the extending direction of the cross beam, and when wind force is large, the photovoltaic module is in slip risk when being deformed by the wind force; the mode of bolt installation then has the risk that the through-hole was torn, and then leads to photovoltaic module to drop.

Disclosure of utility model

The utility model aims to provide a clamp and a photovoltaic bracket, which can fix a photovoltaic module and effectively prevent the photovoltaic module from falling.

To achieve the purpose, the utility model adopts the following technical scheme:

The fixture comprises a first clamping block and a second clamping block, wherein the first clamping block and the second clamping block are distributed in a crossing mode, the first clamping block and the second clamping block are connected in a rotating mode at the crossing position, an upper limiting portion is arranged at the upper end of at least one of the first clamping block and the second clamping block, a lower limiting portion is arranged at the lower end of the other clamping block, the upper limiting portion and the lower limiting portion are correspondingly arranged, the corresponding upper limiting portion and the lower limiting portion extend in the same direction, barbs extending towards the upper limiting portion are arranged at the end portions of the lower limiting portion, and the first clamping block and the second clamping block can be fixed relatively so that a frame of the photovoltaic module is limited between the upper limiting portion and the lower limiting portion, and the barbs can limit the frame to deviate from.

As an alternative of the clamp, the clamp further comprises a connecting pin, the first clamping block is provided with a first through hole at the crossing part, the second clamping block is provided with a second through hole at the crossing part, and the connecting pin sequentially penetrates through the first through hole and the second through hole.

As an alternative of the clamp, the first clamping block is provided with a yielding groove, the first through hole penetrates through the yielding groove, and the second clamping block penetrates through the yielding groove and is rotationally connected with the first clamping block through the connecting pin.

As an alternative of the clamp, the connecting pin is in transition fit with the first through hole, and the connecting pin is in clearance fit with the second through hole.

As an alternative of the clamp, the upper ends of the first clamping block and the second clamping block are provided with upper limiting portions, the two upper limiting portions extend back to back, the lower ends of the first clamping block and the second clamping block are provided with lower limiting portions, and the two lower limiting portions extend back to back.

As an alternative scheme of the clamp, the first clamping block comprises two sub-blocks, a first notch is arranged on one side of each of the two sub-blocks, which is opposite to each other, and the two first notches form the abdication groove;

The two opposite sides of the middle part of the second clamping block are respectively provided with a second notch so as to form a connecting part, and the connecting part can be rotationally arranged in the abdication groove.

As an alternative of the clamp, the upper limit portion and the lower limit portion of the first clamp block are respectively defined as a first upper limit portion and a first lower limit portion, and the first upper limit portion and the first lower limit portion are parallel to each other and extend back to back; the upper limiting part and the lower limiting part of the second clamping block are respectively defined as a second upper limiting part and a second lower limiting part, and the second upper limiting part and the second lower limiting part are parallel to each other and extend back to back.

As an alternative of the fixture, the fixture further comprises a fixing component, wherein the fixing component is used for fixing the first clamping block and the second clamping block on the beam of the photovoltaic bracket, so that the upper limiting part and the lower limiting part limit the frame.

As an alternative of the clamp, the lower ends of the first clamping block and the second clamping block are provided with extension portions on opposite sides, the fixing assembly comprises a fixing nut and a fixing bolt, and the extension portions and the cross beam are clamped between the fixing nut and the fixing bolt in threaded connection.

A photovoltaic bracket comprising:

The cross beam is provided with at least two; and

The fixture in any one of the above schemes, wherein two beams are used for supporting a photovoltaic module, and the photovoltaic module is fixed on the beams through the fixture.

The utility model has the beneficial effects that:

The clamp provided by the utility model can limit the frame of the photovoltaic module, the clamp comprises the first clamping block and the second clamping block, the first clamping block and the second clamping block are distributed in a crossing way and are rotationally connected at the crossing part, at least one upper end of the first clamping block and the second clamping block is provided with an upper limit part, the other lower end of the first clamping block and the second clamping block is provided with a lower limit part, the upper limit part and the lower limit part extend in the same direction, namely the upper limit part of one of the first clamping block and the second clamping block and the lower limit part of the other clamping block can limit the frame, and the end part of the lower limit part is provided with a barb extending towards the upper limit part. The first clamping blocks and the second clamping blocks of the clamp are distributed in a crossing mode and are rotationally connected at the crossing position, so that the distance between the upper limiting part and the lower limiting part can be adjusted, the frame is not interfered by barbs during installation, after the frame is installed between the upper limiting part and the lower limiting part, the frame can be limited by the upper limiting part and the lower limiting part, the barbs can prevent the frame from falling off, the installation firmness of the photovoltaic module is improved, and the adjacent photovoltaic modules can be installed and fixed; in addition, the arrangement of the barbs can effectively prevent the frame from falling off, and the contact area between the barbs and the frame is increased by the relative bolts of the barbs, so that the connection strength is improved.

The utility model also provides a photovoltaic bracket which comprises two cross beams and the clamp, wherein the photovoltaic modules are arranged on the two cross beams through the clamp. The photovoltaic support can support the photovoltaic module and prevent the photovoltaic module from falling.

Drawings

FIG. 1 is a schematic view of a first clamp according to an embodiment of the present utility model;

FIG. 2 is a schematic exploded view of a first clamp according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a first clamp block according to an embodiment of the present utility model;

FIG. 4 is a schematic view of a second clamp according to an embodiment of the present utility model;

Fig. 5 is a schematic structural view of a photovoltaic bracket according to an embodiment of the present utility model;

FIG. 6 is a cross-sectional view of a photovoltaic bracket provided by an embodiment of the present utility model;

Fig. 7 is an enlarged view of the structure at a in fig. 6;

Fig. 8 is an enlarged view of the structure at B in fig. 6.

In the figure:

1. A clamp; 11. a first clamping block; 111. a first through hole; 112. a first upper limit part; 113. a first lower limit part; 1131. a barb; 114. partitioning; 115. a relief groove; 116. an extension; 12. a second clamping block; 121. a second through hole; 122. a second upper limit part; 123. a second lower limit part; 124. a connection part; 13. a connecting pin;

2. a cross beam;

3. a fixing assembly; 31. a fixing nut; 32. a fixing bolt; 33. a gasket;

100. A photovoltaic module; 101. and a frame.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar parts throughout, or parts having like or similar functions. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be interpreted broadly, as for example, they may be fixedly connected, or may be detachably connected, or may be electrically connected, or may be directly connected, or may be indirectly connected through an intermediary, or may be in communication with one another in two elements or in an interaction relationship between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present utility model, unless explicitly stated and limited otherwise, a first feature "above" or "below" a second feature may include the first feature and the second feature being in direct contact, or may include the first feature and the second feature not being in direct contact but being in contact by another feature therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

The embodiment of the utility model provides a fixture 1 for installing a photovoltaic module 100 on a beam 2, wherein the fixture 1 is fixedly connected with the beam 2 through a fixing component 3, and a frame 101 of the photovoltaic module 100 is connected with the fixture 1. As shown in fig. 1-3, this anchor clamps 1 includes first clamp splice 11 and second clamp splice 12, first clamp splice 11 and second clamp splice 12 are the cross distribution of X-shaped, and in the intersection rotation connection of first clamp splice 11 and second clamp splice 12, first clamp splice 11 and second clamp splice 12 can rotate each other and fix each other, the upper end of first clamp splice 11 and second clamp splice 12 all is provided with upper limit portion, and two upper limit portions back-to-back extension, the lower extreme of first clamp splice 11 and second clamp splice 12 all is provided with lower limit portion, and two lower limit portions back-to-back extension, first clamp splice 11 and second clamp splice 12 all set up upper limit portion and lower limit portion in the both sides of the axis of rotation of intersection, the frame 101 that is located same one side upper limit portion and lower limit portion can carry out spacing in the direction of perpendicular to crossbeam 2 of photovoltaic module 100, and in order to prevent that photovoltaic module 100 from deviate from, the tip of lower limit portion is provided with towards upper limit portion extended barb 1131, when this clamp splice 100 connects frame 101 with first clamp splice 1 and frame 101 can make upper limit portion and lower limit portion and upper limit portion and the opposite direction of rotation 101 can make and upper limit portion and lower limit portion 101 and the same, and the frame 101 can be located between the upper limit portion and the upper limit portion 101 and the opposite direction of rotation of the opposite limit portion is located in the opposite direction of the limit position between the upper limit portion 101 when the clamp splice 12.

The first clamping blocks 11 and the second clamping blocks 12 of the clamp 1 are distributed in a crossing mode and are rotationally connected at the crossing position, so that the distance between the upper limiting part and the lower limiting part can be adjusted, the frame 101 is not interfered by the barbs 1131 when being installed, after the frame 101 is installed between the upper limiting part and the lower limiting part, the frame 101 can be limited by the upper limiting part and the lower limiting part, the barbs 1131 can prevent the frame 101 from falling off, the installation firmness of the photovoltaic module 100 is improved, the upper limiting part and the lower limiting part are arranged on two sides of the clamp 1, the adjacent photovoltaic modules 100 can be installed and fixed, and the use quantity of the clamp 1 is saved; in addition, the arrangement of the barbs 1131 can effectively prevent the frame 101 from falling out, and the contact area between the barbs 1131 and the frame 101 is increased relative to the bolts, so that the connection strength is improved.

Specifically, for convenience of distinction, the upper limit portion of the first clamping block 11 is named as a first upper limit portion 112, the lower limit portion of the first clamping block 11 is named as a first lower limit portion 113, the first upper limit portion 112 and the first lower limit portion 113 are disposed at the upper end and the lower end of the first clamping block 11, and the first upper limit portion 112 and the first lower limit portion 113 are parallel to each other and extend away from each other;

The upper limit portion of the second clamping block 12 is named as a second upper limit portion 122, the lower limit portion of the second clamping block 12 is named as a second lower limit portion 123, the second upper limit portion 122 and the second lower limit portion 123 are arranged at the upper end and the lower end of the second clamping block 12, and the second upper limit portion 122 and the second lower limit portion 123 are parallel to each other and extend back to back. In this structure, the frame 101 can be limited between the first upper limiting portion 112 and the second lower limiting portion 123 and between the second upper limiting portion 122 and the first lower limiting portion 113, respectively, it can be understood that before the fixture 1 is connected with the frame 101 of the photovoltaic module 100, the first clamping block 11 and the second clamping block 12 rotate relative to each other, so that the first upper limiting portion 112 and the second lower limiting portion 123 and the first lower limiting portion 113 and the second upper limiting portion 122 are in an expanded state, that is, the distance is increased, the frames 101 of two adjacent photovoltaic modules 100 are limited between the first upper limiting portion 112 and the second lower limiting portion 123 and between the first lower limiting portion 113 and the second upper limiting portion 122, and the first clamping block 11 and the second clamping block 12 rotate reversely to limit the frame 101 of the photovoltaic module 100.

Optionally, referring to fig. 2 and 3 again, the fixture 1 further includes a connecting pin 13, the first clamping block 11 is provided with a first through hole 111 at the intersection, the second clamping block 12 is provided with a second through hole 121 at the intersection, the first through hole 111 and the second through hole 121 are both coincident with the rotation axes of the first clamping block 11 and the second clamping block 12, and the connecting pin 13 can be simultaneously inserted into the first through hole 111 and the second through hole 121 to realize the rotation connection of the first clamping block 11 and the second clamping block 12.

In order to make the structures of the first clamping block 11 and the second clamping block 12 more stable and the stress more uniform, the middle part of the first clamping block 11 is provided with a yielding groove 115, the first through hole 111 penetrates through the yielding groove 115, and the second clamping block 12 is arranged in the yielding groove 115 and is rotationally connected with the first clamping block 11 through the connecting pin 13.

In order to facilitate the installation of the first clamping block 11 and the second clamping block 12 and reduce the overall size of the clamp 1, referring to fig. 3 and combining fig. 1, the first clamping block 11 includes two sub-blocks 114, opposite sides of the two sub-blocks 114 are provided with first notches, the two first notches form a yielding groove 115, opposite sides of the second clamping block 12 along the axis direction of the second through hole 121 are provided with second notches so as to form a connecting portion 124, the second through hole 121 penetrates through the connecting portion 124, when the first clamping block 11 and the second clamping block 12 are rotationally connected, the connecting portion 124 is rotationally arranged in the yielding groove 115, in the installation, the connecting pin 13 penetrates through the second through hole 121 of the connecting portion 124, and two ends of the connecting pin 13 extend into the second notches on the two sides, and the two sub-blocks 114 are respectively arranged at two ends of the connecting pin 13 through the first through hole 111, namely, two ends of the connecting pin 13 are respectively connected with the first through holes 111 of the two sub-blocks 114.

Preferably, two ends of the connecting pin 13 are respectively in transition fit with the first through holes 111 of the two blocks 114, so that the two blocks 114 and the connecting pin 13 can be fixed into a whole, the occurrence of scattering of parts is avoided, and clearance fit is formed between the connecting pin 13 and the second through holes 121, so that the second clamping block 12 can rotate relative to the first clamping block 11. The structure is simple in design and convenient to install.

As shown in fig. 4, optionally, the fixture 1 provided by the present utility model may further only have an upper limit portion and a lower limit portion disposed on a single side, and the specific structure is as follows: the fixture 1 comprises a first clamping block 11 and a second clamping block 12, the first clamping block 11 and the second clamping block 12 are distributed in a crossing mode and are connected in a rotating mode at the crossing position, one upper end of the first clamping block 11 and one upper end of the second clamping block 12 are provided with an upper limiting portion, the other lower end of the first clamping block is provided with a lower limiting portion, the upper limiting portion and the lower limiting portion extend in the same direction, and the end portion of the lower limiting portion is provided with a barb 1131 extending towards the upper limiting portion. The fixture 1 is used for fixing the outer side of the frame 101 of the photovoltaic module 100 located at the edge. In the present embodiment, the first clamping block 11 is provided with a lower limiting portion, namely a first lower limiting portion 113, and the second clamping block 12 is provided with an upper limiting portion, namely a second upper limiting portion 122.

As shown in fig. 5 to 8, the present utility model further provides a photovoltaic bracket, including a beam 2 and the two types of fixtures 1 described above, where at least two beams 2 are provided, and by way of example, two beams 2 are now used as examples, two ends of a photovoltaic module 100 along a length direction of the two beams 2 are respectively supported on the two beams 2, two photovoltaic modules 100 are provided with two photovoltaic modules, the two photovoltaic modules 100 are arranged at intervals along the length direction of the beams 2, the two photovoltaic modules 100 are connected by a first type of fixture 1, two sides of the first type of fixture 1 are provided with an upper limit part and a lower limit part, so that frames 101 of the two photovoltaic modules 100 can be respectively connected, thereby reducing the number of fixtures 1 to be used, improving the installation efficiency, two opposite sides of the two photovoltaic modules 100 are connected by a second type of fixture 1, and one side of the second type of fixture 1 is provided with an upper limit part and a lower limit part, so that the outer sides of the frames 101 of the two photovoltaic modules 100 can be connected; the fixture 1 further comprises a fixing component 3, and the fixing component 3 can fix the first fixture 1 and the second fixture 1 on the cross beam 2, so that the upper limit portion and the lower limit portion are enabled to limit the frame 101 along the direction perpendicular to the cross beam 2.

Of course, each photovoltaic module 100 may also be fixed to the cross beam 2 by only the second type of clamp 1, i.e. both the outside and the inside of each photovoltaic module 100 are fixed by the second type of clamp 1.

The photovoltaic support can support the photovoltaic module 100, and when the photovoltaic module 100 is influenced by wind power to deform, the barbs 1131 can limit the photovoltaic module 100 so as to prevent the photovoltaic module 100 from falling. It should be noted that, when the photovoltaic module 100 is affected by wind force, if the wind force directly blows the photovoltaic module 100 from the bottom of the photovoltaic module 100, the photovoltaic module 100 will be deformed by the upward arch, and at this time, the frame 101 of the photovoltaic module 100 can prevent the photovoltaic module 100 from falling out due to the upward arch deformation under the action of the barbs 1131.

In order to facilitate the fixture 1 to be fixed on the cross beam 2, referring to fig. 6-8, the lower ends of the first clamping block 11 and the second clamping block 12 are provided with extension parts 116 on opposite sides, the fixing component 3 can fixedly connect the extension parts 116 and the cross beam 2, when the fixture 1 is fixed, the first lower limiting part 113, the second lower limiting part 123 and the extension parts 116 are attached to the surface of the cross beam 2, the upper ends of the fixing component 3 are abutted against the extension parts 116 of the first clamping block 11 and the second clamping block 12, and the lower ends of the fixing component 3 are connected with the cross beam 2; in addition, the fixing assembly 3 realizes the limitation of the upper and lower limiting portions to the frame 101 of the photovoltaic module 100 at the same time after fixing the clamp 1 and the cross beam 2.

Optionally, the fixing assembly 3 includes a fixing nut 31 and a fixing bolt 32, the fixing bolt 32 penetrates the beam 2 from bottom to top and extends between the two extending portions 116, the fixing nut 31 is in threaded connection with the fixing bolt 32, and the fixing nut 31 abuts against the two extending portions 116, so as to achieve connection between the fixture 1 and the beam 2.

A spacer 33 is provided between the nut of the fixing bolt 32 and the cross beam 2 to increase the contact area and improve the connection strength.

Further, semicircular holes are formed in the opposite sides of the two extending portions 116, so that the fixing bolt 32 is avoided, and the structure is more compact.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The clamp is characterized by comprising a first clamping block (11) and a second clamping block (12), wherein the first clamping block (11) and the second clamping block (12) are distributed in a crossing mode, the first clamping block (11) and the second clamping block (12) are connected in a rotating mode at the crossing position, an upper limit portion is arranged at the upper end of at least one of the first clamping block (11) and the second clamping block (12), a lower limit portion is arranged at the lower end of the other clamping block, the upper limit portion and the lower limit portion are correspondingly arranged, the corresponding upper limit portion and the lower limit portion extend in the same direction, barbs (1131) extending towards the upper limit portion are arranged at the end portions of the lower limit portion, and the first clamping block (11) and the second clamping block (12) can be fixed relatively so that a frame (101) of a photovoltaic module (100) is limited between the upper limit portion and the lower limit portion, and the barbs (1131) can be limited to be separated from the frame (101).

2. The clamp according to claim 1, further comprising a connecting pin (13), wherein the first clamping block (11) is provided with a first through hole (111) at the intersection, the second clamping block (12) is provided with a second through hole (121) at the intersection, and the connecting pin (13) sequentially penetrates through the first through hole (111) and the second through hole (121).

3. The clamp according to claim 2, characterized in that the first clamping block (11) is provided with a relief groove (115), the first through hole (111) penetrates through the relief groove (115), and the second clamping block (12) penetrates through the relief groove (115) and is rotationally connected with the first clamping block (11) through the connecting pin (13).

4. A clamp according to claim 3, characterized in that the connection pin (13) is in a transition fit with the first through hole (111), and the connection pin (13) is in a clearance fit with the second through hole (121).

5. A clamp according to any one of claims 1-4, characterized in that the upper ends of the first clamping block (11) and the second clamping block (12) are provided with upper limit portions, and the two upper limit portions extend away from each other, and the lower ends of the first clamping block (11) and the second clamping block (12) are provided with lower limit portions, and the two lower limit portions extend away from each other.

6. A clamp according to claim 3, characterized in that the first clamping block (11) comprises two segments (114), wherein one side of the two segments (114) facing each other is provided with a first notch, and the two first notches form the yielding groove (115);

The two opposite sides of the middle part of the second clamping block (12) are respectively provided with a second notch to form a connecting part (124), and the connecting part (124) can be rotatably arranged in the yielding groove (115).

7. The clamp according to claim 5, characterized in that the upper limit portion and the lower limit portion of the first clamp block (11) are respectively defined as a first upper limit portion (112) and a first lower limit portion (113), the first upper limit portion (112) and the first lower limit portion (113) extending parallel to each other and facing away from each other; the upper limit part and the lower limit part of the second clamping block (12) are respectively defined as a second upper limit part (122) and a second lower limit part (123), and the second upper limit part (122) and the second lower limit part (123) are parallel to each other and extend back to back.

8. The fixture according to claim 1, further comprising a fixing assembly (3), wherein the fixing assembly (3) is configured to fix the first clamping block (11) and the second clamping block (12) to a cross beam (2) of a photovoltaic bracket, so that the upper limit portion and the lower limit portion limit the frame (101).

9. The clamp according to claim 8, characterized in that the lower ends of the first clamping block (11) and the second clamping block (12) are provided with extension parts (116) on opposite sides, the fixing assembly (3) comprises a fixing nut (31) and a fixing bolt (32), and the extension parts (116) and the cross beam (2) are clamped between the fixing nut (31) and the fixing bolt (32) in threaded connection.

10. Photovoltaic support, its characterized in that includes:

A cross beam (2) provided with at least two; and

The fixture (1) of any one of claims 1-9, two of said beams (2) being used for supporting a photovoltaic module (100), said photovoltaic module (100) being fixed to said beams (2) by means of said fixture (1).