Clamping block assembly, combined structure and photovoltaic support

Abstract

The utility model discloses a clamping block assembly which is used for being connected with a purline in a matched mode so as to fix the position of a photovoltaic assembly. The clamping block assembly comprises a first pressing block and a second pressing block. The second pressing block is connected with the first pressing block in a matched mode so that a first limiting groove and a second limiting groove can be formed in the two sides of the clamping block assembly, and the first limiting groove is higher than the second limiting groove. The utility model further discloses a combined structure. The combined structure comprises the clamping block assembly and the purline. The utility model further discloses a photovoltaic support which is used for supporting the photovoltaic assembly, and the photovoltaic support comprises the combined structure, the stand column and the main shaft. In this way, the first limiting grooves in the two clamping block assemblies installed on the adjacent purlines are arranged in a face-to-face mode and used for lifting the photovoltaic assembly.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaics, and in particular to a clamping block assembly, a combined structure and a photovoltaic bracket. Background Art

[0002] In existing photovoltaic systems, the photovoltaic modules in double-glass modules have no frame. If conventional bolts are used to fix them, the surface of the photovoltaic modules will be damaged. In addition, due to the external load, the photovoltaic modules without frames will sink in the middle of the photovoltaic modules, causing the photovoltaic modules to contact the slewing bearing during the rotation of the main beam, thereby causing damage to the modules.

[0003] Therefore, it is necessary to provide a new clamping block assembly, combined structure and photovoltaic support to solve the above problems. Utility Model Content

[0004] The utility model aims to provide a new clamping block assembly, a combined structure and a photovoltaic support, which are used to fix and raise the photovoltaic assembly, and avoid interference between the photovoltaic assembly and the slewing bearing during the rotation of the main beam.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solution 1:

[0006] A clamp block assembly, used to cooperate with a purlin to fix the position of a photovoltaic assembly, comprises:

[0007] First briquetting;

[0008] The second pressing block is connected with the first pressing block so that a first limiting groove and a second limiting groove are formed on both sides of the clamping block assembly, and the position of the first limiting groove is higher than the second limiting groove.

[0009] Furthermore, the first pressing block comprises a first pressing portion, a first base portion and a second pressing portion which are sequentially arranged, and the first pressing portion and the second pressing portion are in a stepped shape with one higher and one lower relative to the first base portion;

[0010] The second pressing block includes a first supporting portion, a second base portion and a second supporting portion which are arranged in sequence, and the first supporting portion and the second supporting portion are in a stepped shape with one higher and one lower relative to the second base portion; the first pressing portion and the first supporting portion are combined to form the first limiting groove, and the second pressing portion and the second supporting portion are combined to form the second limiting groove.

[0011] Furthermore, the first pressing part has a first groove, the second pressing part has a second groove, the first supporting part has a third groove, the second supporting part has a fourth groove, and the clamping block assembly also includes a plurality of rubber strips, which are respectively arranged in the first groove, the second groove, the third groove and the fourth groove, and the rubber strips have a serrated portion, which is used to elastically abut against the upper and lower surfaces of the photovoltaic component.

[0012] Furthermore, a limiting structure abutting against each other is arranged between the first pressing block and the second pressing block.

[0013] Furthermore, the clamping block assembly also includes a locking assembly, which connects the first pressing block and the second pressing block to lock the two.

[0014] In order to achieve the above purpose, the utility model adopts the following technical solution 2:

[0015] A combined structure, the combined structure includes the clamp block assembly and the purlin as described above, the purlin is cooperatively connected with the clamp block assembly, the second pressure block includes two extension portions extending downward from the second base, the purlin is provided with a first abutment portion and a second abutment portion in the width direction, the first abutment portion and the second abutment portion respectively abut against the outer sides of the two extension portions in the width direction.

[0016] Further, the purlin includes a bottom wall, two side walls extending vertically upward from opposite sides of the bottom wall, and two horizontal walls extending relatively to each other from the two side walls. The first abutting portion and the second abutting portion extend vertically downward from the two horizontal walls, respectively. There is an open space between the first abutting portion and the second abutting portion. When the two extension portions extend from the space into the interior of the purlin, the two extension portions abut against the first abutting portion and the second abutting portion, respectively.

[0017] Furthermore, the locking assembly includes a bolt and a fixing block, the fixing block is arranged in the purlin, and the bolt passes through the first pressing block and the second pressing block in sequence and is threadedly connected to the fixing block to fix the first pressing block and the second pressing block on the purlin.

[0018] Furthermore, the locking assembly also includes a bolt, a third through hole is provided on the bottom wall of the purlin, and the bolt passes through the first pressing block, the second pressing block and the third through hole in sequence to fix the first pressing block and the second pressing block to the purlin.

[0019] In order to achieve the above purpose, the utility model adopts the following technical solution three:

[0020] A photovoltaic support, comprising the combined structure as described above, the photovoltaic support also comprising:

[0021] A column, wherein a bearing ring seat is arranged on the top of the column;

[0022] The main shaft is rotatably arranged on the bearing ring seat through a bearing, and a plurality of the combined structures are installed on the main shaft at intervals along the length direction of the main shaft. The first limiting grooves of the two clamping block assemblies on both sides of the bearing ring seat are relatively arranged for installing and lifting the photovoltaic assembly.

[0023] Compared with the prior art, the beneficial effects of the present invention are:

[0024] The utility model discloses a clamping block assembly, which is used to cooperate with the purlin to fix the position of the photovoltaic assembly. The clamping block assembly includes a first pressing block and a second pressing block, and the second pressing block is cooperated with the first pressing block to form a first limiting groove and a second limiting groove on both sides of the clamping block assembly, and the position height of the first limiting groove is higher than the second limiting groove. By arranging the first limiting grooves in the two clamping block assemblies installed on the adjacent purlins face to face, the photovoltaic assembly without a frame is fixed and the photovoltaic assembly is lifted at the same time, avoiding the interference and collision between the photovoltaic assembly and the slewing bearing during the rotation of the main shaft, thereby reducing the damage to the photovoltaic assembly during rotation, and further reducing the maintenance cost. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional schematic diagram of the utility model photovoltaic bracket and photovoltaic module in the assembled state;

[0026] Figure 2 Yes Yes Figure 1 The main view;

[0027] Figure 3 It is a three-dimensional schematic diagram of the main shaft, column, purlin, bearing ring seat and clamping block assembly in the utility model;

[0028] Figure 4 It is a side view of the clamp block assembly and the purlin of the utility model in the first embodiment;

[0029] Figure 5 It is a three-dimensional exploded schematic diagram of the clamp block assembly and the purlin in the utility model;

[0030] Figure 6 It is a side view of the purlin in the utility model;

[0031] Figure 7 It is a three-dimensional exploded schematic diagram of the clamp block assembly in the utility model;

[0032] Figure 8 yes Figure 7 Side view of

[0033] Fig. 9 It is a side view of the first pressing block and the second pressing block in the utility model when they are assembled;

[0034] Fig.10 is a side view of the clamp block assembly and the purlin of the utility model in a second embodiment;

[0035] Fig.11 yes Fig.10 Schematic diagram of the three-dimensional decomposition of

[0036] Fig.12 yes Fig.11 A three-dimensional schematic diagram of a fixed block in FIG.

[0037] Fig.13 It is a three-dimensional exploded schematic diagram of the purlin and the hoop assembly in the utility model;

[0038] Fig.14 yes Fig.13 A three-dimensional exploded diagram from another angle. DETAILED DESCRIPTION

[0039] The exemplary embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. If there are several embodiments, the features of these embodiments can be combined with each other without conflict. When the description refers to the drawings, unless otherwise specified, the same numbers in different drawings represent the same or similar elements. The contents described in the following exemplary embodiments do not represent all embodiments consistent with the present invention; on the contrary, they are merely examples of devices, products and / or methods that are consistent with some aspects of the present invention and are recorded in the claims of the present invention.

[0040] The terms used in the present invention are only for the purpose of describing specific embodiments, and are not intended to limit the scope of protection of the present invention. The singular forms "a", "said" or "the" used in the specification and claims of the present invention are also intended to include plural forms, unless the context clearly indicates other meanings.

[0041] It should be understood that the words used in the specification and claims of the present invention, such as "first", "second" and similar words, do not indicate any order, quantity or importance, but are only used to distinguish the names of features. Similarly, words such as "one" or "an" do not indicate a quantitative limitation, but indicate the existence of at least one. Unless otherwise specified, words such as "front", "rear", "upper", "lower" and similar words appearing in the present invention are only for the convenience of description and are not limited to a specific position or a spatial orientation. Words such as "include" or "comprise" are an open-ended expression, meaning that the elements appearing before "include" or "comprise" include the elements appearing after "include" or "comprise" and their equivalents, which does not exclude that the elements appearing before "include" or "comprise" may also include other elements. If "several" appears in the present invention, it means two or more.

[0042] Please refer to Figures 1 to 14 The utility model discloses a clamping block assembly 100 for being connected with a purlin 200 to fix the position of a photovoltaic assembly 300.

[0043] Please refer to Figure 4 The clamp block assembly 100 includes a first clamp block 1 and a second clamp block 2. The second clamp block 2 is connected to the first clamp block 1 so that a first limiting groove 10 and a second limiting groove 20 are formed on both sides of the clamp block assembly 100. The first limiting groove 10 is located higher than the second limiting groove 20. The first limiting grooves 10 in the two clamp block assemblies 100 installed on adjacent purlins 200 are arranged opposite to each other to raise the photovoltaic assembly 300.

[0044] Please refer to Figures 1 to 4 The purlin 200 is extended along the first direction D1-D1, and a plurality of purlins 200 are arranged at intervals along the second direction D2-D2. The clamping block assembly 100 is fixed above the purlin 200 along the third direction D3-D3, and the first limiting grooves 10 in the two clamping block assemblies 100 installed on the adjacent purlins 200 are arranged relatively along the first direction D1-D1. The first direction D1-D1, the second direction D2-D2, and the third direction D3-D3 are perpendicular to each other. The following is a specific description.

[0045] Please refer to Figures 4 to 9The first pressing block 1 includes a first pressing portion 11, a first base 12 and a second pressing portion 13 which are sequentially arranged, and the first pressing portion 11 and the second pressing portion 13 are in a stepped shape with one higher and one lower relative to the first base 12. The second pressing block 2 includes a first supporting portion 21, a second base 22 and a second supporting portion 23 which are arranged on one side, and the first supporting portion 21 and the second supporting portion 23 are in a stepped shape with one higher and one lower relative to the second base 22. When the clamping block assembly 100 is installed on the top of the purlin 200, the first pressing portion 11 and the second pressing portion 13 are located on opposite sides of the first base 12 in the first direction D1-D1, and the first supporting portion 21 and the second supporting portion 23 are located on opposite sides of the second base 22 in the first direction D1-D1. The first pressing portion 11 and the first supporting portion 21 are combined to form a first limiting groove 10, and the second pressing portion 13 and the second supporting portion 23 are combined to form a second limiting groove 20, so that the clamping block assembly 100 can lift the photovoltaic assembly 300.

[0046] The first pressing portion 11 has a first groove 101, the second pressing portion 13 has a second groove 102, the first supporting portion 21 has a third groove 201, and the second supporting portion 23 has a fourth groove 202. The clamping block assembly 100 also includes a plurality of rubber strips 3, which are respectively arranged in the first groove 101, the second groove 102, the third groove 201 and the fourth groove 202. Specifically, the first groove 101 and the third groove 201 face to face to form a part of the first limiting groove 10, and the second groove 102 and the fourth groove 202 face to face to form a part of the second limiting groove 20. When the photovoltaic component 300 is located in the first limiting groove 10, the rubber strips 3 located in the first groove 101 and the third groove 201 are elastically abutted against the upper and lower surfaces of the photovoltaic component 300, respectively, so as to increase the friction between the clamping block assembly 100 and the photovoltaic component 300, and prevent the photovoltaic component 300 from sliding in the first limiting groove 10. When the photovoltaic component 300 is located in the second limiting groove 20, the rubber strips 3 located in the second groove 102 and the fourth groove 202 elastically abut against the upper and lower surfaces of the photovoltaic component 300 respectively to increase the friction between the clamping block assembly 100 and the photovoltaic component 300 to prevent the photovoltaic component 300 from sliding in the second limiting groove 20.

[0047] Please refer to Figures 4 to 5 as well as Fig.11 The rubber strip 3 has a serrated portion 31, and the serrated portion 31 is used to elastically abut against the upper and lower surfaces of the photovoltaic module 300. Specifically, the serrated portions 31 of the rubber strip 3 located in the first groove 101 and the third groove 201 are arranged face to face, and the serrated portions 31 of the rubber strip 3 located in the second groove 102 and the fourth groove 202 are arranged face to face, so as to increase the friction between the rubber strip 3 and the upper and lower surfaces of the photovoltaic module 300, and prevent the photovoltaic module 300 from sliding in the first limiting groove 10 and the second limiting groove 20.

[0048] A limiting structure that abuts against each other is provided between the first pressing block 1 and the second pressing block 2. Specifically, a first limiting structure is provided between the first pressing portion 11 and the first supporting portion 21, and a second limiting structure is provided between the second pressing portion 13 and the second supporting portion 23. Thus, when the first pressing block 1 and the second pressing block 2 are connected in cooperation, the limiting structure facilitates the positioning of the first pressing block 1 and the second pressing block 2 during installation, thereby improving the portability of installation.

[0049] Please refer to Figures 4 to 9 The first support portion 21 includes a first support arm 211 and a second support arm 212, the first support arm 211 and the second support arm 212 are vertically extended upward on the side of the second base 22 facing the first pressing portion 11, and the second support arm 212 is located outside the first support arm 211. The first support arm 211 and the second support arm 212 are spaced apart, and the height of the first support arm 211 is higher than that of the second support arm 212. The first support portion 21 also includes a first connecting arm 213, the opposite ends of the first connecting arm 213 are respectively connected to the first support arm 211 and the second support arm 212, and the first support arm 211, the first connecting arm 213 and the second support arm 212 are connected end to end in sequence to form a third groove 201. The first pressing portion 11 includes a first vertical arm 111 extending vertically upward from the edge of the first base 12, a first pressing arm 112 extending horizontally outward from the first vertical arm 111, and a first protruding arm 113 extending downward from the first pressing arm 112. The first vertical arm 111, the first pressing arm 112 and the first protruding arm 113 are connected end to end in sequence to form a first groove 101 on the side facing the first support portion 21. A first pressing portion 114 is also provided at the connection between the first vertical arm 111 and the first pressing arm 112. The first pressing portion 114 is located in the first groove 101. The distance between the first pressing portion 114 and the first protruding arm 113 is consistent with the width of the first connecting arm 213, so that the first protruding arm 113 and the second support arm 212 are aligned vertically in the height direction. When the first pressing block 1 is connected with the second pressing block 2, the free end of the first support portion 21 abuts against the first pressing portion 114 to form a first limiting structure, thereby improving the stability of the connection between the clamping block assembly 100 and the photovoltaic assembly 300.

[0050] The second support portion 23 includes a third support arm 231 and a fourth support arm 232. The third support arm 231 and the fourth support arm 232 are both vertically extended upward from the side of the second base 22 facing the second pressing portion 13, and the fourth support arm 232 is located outside the third support arm 231. The third support arm 231 and the fourth support arm 232 are spaced apart, and the height of the third support arm 231 is higher than that of the fourth support arm 232. The fourth support arm 232, a part of the second base 22 and the third support arm 231 form a fourth groove 202. The second pressing portion 13 includes a second vertical arm 131 extending vertically upward from the other side edge of the first base 12, a second pressing arm 132 extending horizontally outward from the second vertical arm 131, and a second protruding arm 133 extending downward from the second pressing arm 132. The second vertical arm 131, the second pressing arm 132 and the second protruding arm 133 are connected end to end in sequence to form a second groove 102 on the side facing the second support portion 23. A second pressing portion 134 is further provided at the connection between the second vertical arm 131 and the second pressing arm 132 . The second pressing portion 134 is located in the second groove 102 . The second protruding arm 133 and the fourth supporting arm 232 are vertically aligned in the height direction, ie, the direction D3 - D3 .

[0051] The second pressing portion 13 further includes a third protruding arm 135, which extends vertically downward from a side of the second pressing portion 134 away from the second groove 102. When the first pressing block 1 is connected with the second pressing block 2, the free end of the third support arm 231 abuts against the second pressing portion 134, and the third support arm 231 fits with the third protruding arm 135 to form a second limiting structure, thereby improving the stability of the connection between the clamp assembly 100 and the photovoltaic assembly 300.

[0052] Please refer to Figures 4 to 5 as well as Figure 10 to Figure 11 The utility model also discloses a combined structure, which includes a clamping block assembly 100 and a purlin 200, and the purlin 200 is connected with the clamping block assembly 100. The second pressing block 2 also includes two extensions 24 extending vertically downward from the second base 22, and the purlin 200 is provided with a first abutment portion 210 and a second abutment portion 220 in the width direction, i.e., the D2-D2 direction, and the first abutment portion 210 and the second abutment portion 220 are respectively abutted against the outer sides of the two extensions 24 in the width direction, so as to play an auxiliary limiting role for the purlin 200, so that the fixation of the purlin 200 and the second pressing block 2 is more firmly.

[0053] Please refer to Figure 6Specifically, the purlin 200 further includes a bottom wall 230, two side walls 240 extending vertically upward from opposite sides of the bottom wall 230, and two horizontal walls 250 extending relatively from the two side walls 240. The first abutting portion 210 extends vertically downward from one of the horizontal walls 250, and the second abutting portion 220 extends vertically downward from the other horizontal wall 250. There is an open space between the first abutting portion 210 and the second abutting portion 220. The bottom wall 230, the two side walls 240, the two horizontal walls 250, the first abutting portion 210 and the second abutting portion 220 are connected to form a cavity 2001. When the two extensions 24 extend from the space into the interior of the purlin 200, the two extensions 24 abut against the first abutting portion 210 and the second abutting portion 220, respectively, to avoid deflection during fixing, and to make the installation more accurate.

[0054] Please refer to Figure 7 , Fig. 9 as well as Fig.10 The second base 22 is provided with an anti-skid groove 25, and the anti-skid groove 25 is located on the outer side of each extension portion 24. When the second pressing block 2 is connected with the purlin 200, the two anti-skid grooves 25 abut against the horizontal wall 250 respectively, thereby improving the friction between the second pressing block 2 and the purlin 200 and improving the stability of the assembly of the second pressing block 2 and the purlin 200.

[0055] Please refer to Figure 7 , Fig. 9 as well as Fig.10 The extension part 24 includes a body 241 and a hook part 242 disposed at the bottom of the body 241. The body 241 extends vertically downward from the second base part 22, and the hook part 242 is disposed at the free end of the body 241, and the two hook parts 242 are disposed opposite to each other. When the two extension parts 24 extend into the interior of the purlin 200, the two hook parts 242 respectively abut against the first abutting part 210 and the second abutting part 220, so as to improve the stability of the assembly between the second pressing block 2 and the purlin 200.

[0056] Please refer to Figures 4 to 5 as well as Figures 10 to 12 The clamp block assembly 100 further includes a locking assembly 5, which connects the first clamp block 1 and the second clamp block 2 to lock the two. Specifically, the first base 12 of the first clamp block 1 has a first through hole 1001, and the second base 22 of the second clamp block 2 has a second through hole 2002. When the first clamp block 1 and the second clamp block 2 are assembled, the first through hole 1001 and the second through hole 2002 are correspondingly arranged in the vertical direction.

[0057] Please refer to Figure 4In the first embodiment, the locking assembly 5 includes a bolt 51 and a nut 52, and the bolt 51 and the nut 52 can be threadedly connected, and the bottom wall 230 of the purlin 200 has a third through hole 2004. When the first pressing block 1 and the second pressing block 2 cooperate with each other and are placed on the purlin 200, the bolt 51 passes through the first pressing block 1, the second pressing block 2 and the third through hole 2004 in sequence to fix the first pressing block 1 and the second pressing block 2 on the purlin 200. Specifically, the bolt 51 passes through the first through hole 1001, the second through hole 2002, and the third through hole 2004 in sequence and is connected to the nut 52, so that the first pressing block 1 and the second pressing block 2 are fixed to the purlin 200.

[0058] Please refer to Figures 10 to 12 In the second embodiment, the locking assembly 5 includes a bolt 51 and a fixing block 53. The fixing block 53 is disposed in the purlin 200. The bolt 51 passes through the first pressing block 1 and the second pressing block 2 in sequence and is threadedly connected with the fixing block 53. Specifically, the fixing block 53 is located in the cavity 2001. The fixing block 53 is in the shape of a rectangular block. The fixing block 53 includes a first top wall 531, a first bottom wall 532 opposite to the first top wall 531, and a first side wall 533 connecting the first top wall 531 and the first bottom wall 532. The first side wall 533 includes a first sub-side wall 5331 arranged opposite to each other in the length direction of the fixing block 53 and a second sub-side wall 5332 arranged opposite to each other in the width direction of the fixing block 53. The distance between the two second sub-side walls 5332 is smaller than the distance between the inner wall surfaces of the two side walls 240 of the purlin 200, and the distance between the two second sub-side walls 5332 is larger than the distance between the first abutting portion 210 and the second abutting portion 220, so that the fixing block 53 can be fixed in the cavity 2001 and the first top wall 531 of the fixing block 53 abuts against the first abutting portion 210 and the second abutting portion 220. Preferably, the first sub-side wall 5331 or the second sub-side wall 5332 is respectively fitted with the inner wall surface of the side wall 240, so as to improve the structural strength during connection and prevent the clamping block assembly 100 from being separated from the purlin 200 after being locked.

[0059] Please refer to Fig.12The center of the fixing block 53 has a fourth through hole 502, and the first top wall 531 of the fixing block 53 is provided with two grooves 501, and the two grooves 501 are respectively located on both sides of the fourth through hole 502. When the fixing block 53 and the purlin 200 are fixedly connected by the bolts 51 and the nuts 52, the free ends of the first abutting portion 210 and the second abutting portion 220 can enter the two grooves 501, and the first top wall 531 abuts against the hook portion 242 of the extension portion 24. In this way, the fixing block 53 can be prevented from rotating in the cavity 2001 of the purlin 200, thereby being separated from the purlin 200. The fixing block 53 is also provided with two arc walls 534, and the two arc walls 534 are arranged diagonally. Each arc-shaped wall 534 is disposed at the connection between the first sub-side wall 5331 and the second sub-side wall 5332 , so that the fixing block 53 can smoothly enter the purlin 200 and be connected and fixed to the purlin 200 .

[0060] Please refer to Figures 1 to 3 The utility model also discloses a photovoltaic bracket. The photovoltaic bracket includes the above-mentioned combined structure, and the photovoltaic bracket also includes a column 400 and a main shaft 600. A bearing ring seat 500 is arranged on the top of the column 400, and the main shaft 600 is rotatably arranged on the bearing ring seat 500 through a bearing. A plurality of combined structures are installed on the main shaft 600 at intervals along the length direction of the main shaft 600. The first limiting grooves 10 of the two clamping block assemblies 100 on both sides of the bearing ring seat 500 are arranged opposite to each other, and are used to install and raise the photovoltaic assembly 300.

[0061] Please refer to Figure 13 to Figure 14 Specifically, the photovoltaic support also includes a clamp assembly 700, which can install the combined structure on the main shaft 600 at intervals along the length direction of the main shaft 600. The clamp assembly 700 includes a clamp 710, a positioning member 720, a second bolt 730 and a second nut 740. The two free ends of the clamp 710 have two first positioning holes 701 respectively, the two ends of the positioning member 720 have two second positioning holes 702 respectively, and the bottom wall 230 has two third positioning holes 2005. The clamp 710 surrounds the periphery of the main shaft 600, the positioning member 720 is arranged on the bottom wall 230, and the second bolt 730 passes through the third positioning hole 2005, the second positioning hole 702 and the first positioning hole 701 in sequence and is threadedly connected with the second nut 740 to fix the combined structure on the main shaft 600. With such a configuration, the structure is simple, the structural strength and stability of the photovoltaic support are improved, the production cost is reduced, and lightweight is achieved.

[0062] In summary, the utility model discloses a clamping block assembly 100, which is used to cooperate with the purlin 200 to fix the position of the photovoltaic assembly 300. The clamping block assembly 100 includes a first pressing block 1 and a second pressing block 2, and the second pressing block 2 is cooperated with the first pressing block 1 so that the first limiting groove 10 and the second limiting groove 20 are formed on both sides of the clamping block assembly 100, and the position height of the first limiting groove 10 is higher than the second limiting groove 20. By arranging the first limiting grooves 10 in the two clamping block assemblies 100 installed on the adjacent purlins 200 face to face, it is used to raise the photovoltaic assembly 300, thereby reducing the occurrence of damage to the photovoltaic assembly 300 during rotation, and further reducing the maintenance cost.

[0063] The above embodiments are only used to illustrate the present invention but not to limit the technical solutions described in the present invention. The understanding of this specification should be based on the technical personnel in the relevant technical field. For example, for the directional description of "front", "back", "left", "right", "up", "down", etc., although this specification has been described in detail with reference to the above embodiments, ordinary technical personnel in the field should understand that the technical personnel in the relevant technical field can still modify or replace the present invention with equivalents, and all technical solutions and improvements that do not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A clamping block assembly, characterized in that: Used to cooperate with the purlin (200) to fix the position of the photovoltaic module, comprising: A first pressing block (1); A second pressing block (2), the second pressing block (2) is connected to the first pressing block (1) so that a first limiting groove (10) and a second limiting groove (20) are formed on both sides of the clamping block assembly, and the position of the first limiting groove (10) is higher than that of the second limiting groove (20).

2. The clamping block assembly according to claim 1, characterized in that: The first pressing block (1) comprises a first pressing portion (11), a first base portion (12) and a second pressing portion (13) which are arranged in sequence, and the first pressing portion (11) and the second pressing portion (13) are in a stepped shape with one higher and one lower relative to the first base portion (12); The second pressing block (2) comprises a first supporting portion (21), a second base portion (22) and a second supporting portion (23) which are arranged in sequence, and the first supporting portion (21) and the second supporting portion (23) are in a stepped shape with one higher and one lower relative to the second base portion (22); the first pressing portion (11) and the first supporting portion (21) are combined to form the first limiting groove (10), and the second pressing portion (13) and the second supporting portion (23) are combined to form the second limiting groove (20).

3. The clamping block assembly according to claim 2, characterized in that: The first pressing portion (11) has a first groove (101), the second pressing portion (13) has a second groove (102), the first supporting portion (21) has a third groove (201), the second supporting portion (23) has a fourth groove (202), the clamping block assembly further comprises a plurality of rubber strips (3), the plurality of rubber strips (3) are respectively arranged in the first groove (101), the second groove (102), the third groove (201) and the fourth groove (202), the rubber strips (3) have a serrated portion (31), and the serrated portion (31) is used to elastically abut against the upper and lower surfaces of the photovoltaic assembly.

4. The clamping block assembly according to claim 1, characterized in that: A limiting structure abutting against each other is provided between the first pressing block (1) and the second pressing block (2).

5. The clamping block assembly according to any one of claims 1 to 4, characterized in that: The clamping block assembly further comprises a locking assembly (5), wherein the locking assembly (5) connects the first pressing block (1) and the second pressing block (2) to lock the two.

6. A combined structure, characterized in that: The combined structure comprises a clamping block assembly as claimed in claim 5 and a purlin (200), wherein the purlin (200) is cooperatively connected with the clamping block assembly, the second pressure block (2) comprises two extension portions (24) extending downward from the second base portion (22), the purlin (200) is provided with a first abutting portion (210) and a second abutting portion (220) in the width direction, the first abutting portion (210) and the second abutting portion (220) respectively abut against the outer sides of the two extension portions (24) in the width direction.

7. The combined structure according to claim 6, characterized in that: The purlin (200) comprises a bottom wall (230), two side walls (240) extending vertically upward from opposite sides of the bottom wall (230), and two horizontal walls (250) extending relatively from the two side walls (240); the first abutting portion (210) and the second abutting portion (220) respectively extend vertically downward from the two horizontal walls (250); an open space is provided between the first abutting portion (210) and the second abutting portion (220); when the two extending portions (24) extend from the space into the interior of the purlin (200), the two extending portions (24) respectively abut against the first abutting portion (210) and the second abutting portion (220).

8. The combined structure according to claim 7, characterized in that: The locking assembly (5) comprises a bolt (51) and a fixing block (53); the fixing block (53) is arranged in the purlin (200); the bolt (51) passes through the first pressing block (1) and the second pressing block (2) in sequence and is threadedly connected to the fixing block (53) to fix the first pressing block (1) and the second pressing block (2) on the purlin (200).

9. The combined structure according to claim 7, characterized in that: The locking assembly (5) further comprises a bolt (51), a third through hole (2004) is provided on the bottom wall (230) of the purlin (200), and the bolt (51) passes through the first pressing block (1), the second pressing block (2) and the third through hole (2004) in sequence to fix the first pressing block (1) and the second pressing block (2) to the purlin (200).

10. A photovoltaic support for supporting a photovoltaic module, characterized in that: The photovoltaic support comprises a combined structure as claimed in any one of claims 6 to 9, wherein the photovoltaic support further comprises: A column (400), wherein a bearing ring seat (500) is arranged on the top of the column (400); The main shaft (600) is rotatably arranged on the bearing ring seat (500) through a bearing, and a plurality of the combined structures are installed on the main shaft (600) at intervals along the length direction of the main shaft (600). The first limiting grooves (10) of the two clamping block assemblies on both sides of the bearing ring seat (500) are arranged opposite to each other and are used to install and lift the photovoltaic assembly.

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