CN220775688U - Photovoltaic board fixing device - Google Patents

Abstract

The utility model relates to the technical field of photovoltaic installation, in particular to a photovoltaic panel fixing device. The side edge of the M-shaped purline along the length direction is provided with a horizontal part, and the horizontal part is arranged at the bottom end of the side edge of the M-shaped purline; the M-shaped purline is placed on the inclined beam square tube through the horizontal part; the photovoltaic fixing assembly is arranged on the M-shaped purline; the photovoltaic fixing assembly is suitable for connecting the photovoltaic panel to the M-shaped purline; the connecting component is arranged on the M-shaped purline; the connecting assembly is suitable for connecting the inclined beam square tube to the horizontal portion. Under the effect of wind power or other external forces, the fixed plate is abutted with the lower side wall protruding at an acute angle, and the deformation of the bracket or the M-shaped purline can be prevented, so that the bracket or the M-shaped purline is damaged. If the acute angle formed by the fixing plate and the pressing plate is opposite to the direction of the partition plate, the fixing plate may be separated along the lower side wall of the acute angle protrusion under the action of wind force or other external force.

Description

Photovoltaic board fixing device

Technical Field

The utility model relates to the technical field of photovoltaic installation, in particular to a photovoltaic panel fixing device.

Background

In the photovoltaic installation process, the photovoltaic panel is required to be installed and fixed on the inclined beam square tube, and an M purline scheme which is waterproof and can be used by stress purlines is generally adopted. At present, the connection mode of the photovoltaic panel and the inclined beam square tube generally takes an M purline as an intermediary, and the photovoltaic panel and the inclined beam square tube are respectively connected with the M purline, so that the purpose of connecting the photovoltaic panel and the inclined beam square tube is achieved.

However, in the connection process of the photovoltaic panel and the oblique beam square tube with the M purlines respectively, a pressing block U-shaped hoop or a self-tapping mode is generally adopted for connection, and the problem that the photovoltaic panel is turned over by typhoon due to the pressing block hoop connection problem or the self-tapping connection problem exists in the two schemes.

Disclosure of Invention

The present utility model is therefore directed to overcoming the technical problems required in the prior art, thereby providing a photovoltaic panel fixing device which is not susceptible to typhoons.

The utility model provides a photovoltaic panel fixing device, comprising:

the side edge of the M-shaped purline along the length direction is provided with a horizontal part, and the horizontal part is arranged at the bottom end of the side edge of the M-shaped purline; the M-shaped purline is placed on the inclined beam square tube through the horizontal part;

the photovoltaic fixing assembly is arranged on the M-shaped purline; the photovoltaic fixing assembly is suitable for connecting the photovoltaic panel to the M-shaped purline;

the connecting component is arranged on the M-shaped purline; the connecting assembly is suitable for connecting the inclined beam square tube to the horizontal portion.

Further, the photovoltaic fixing assembly includes:

the bracket is arranged on the M-shaped purline;

the pressing block is arranged on the bracket, and a gap is reserved between the pressing block and the bracket; the fixed edge of the photovoltaic panel is arranged in a gap between the pressing block and the bracket;

the number of the pressing blocks is two, and the pressing blocks are correspondingly arranged on the bracket, so that the bracket and the pressing blocks fix two adjacent photovoltaic panels.

Further, the bracket includes:

the support table is connected with the upper end of the M-shaped purline;

the bracket side is arranged on two sides of the supporting table, one side of the bracket side is attached to the side of the M-shaped purline, and a T-shaped guide rail is arranged on the other side of the bracket side.

Further, the first through holes are formed in the side edges of the M-shaped purlines and are distributed along the length direction of the M-shaped purlines, the second through holes are correspondingly formed in the side edges of the brackets, and the first through holes and the second through holes are connected through bolts and nuts, so that the side edges of the brackets are fixedly connected with the side walls of the M-shaped purlines.

Further, the support table includes:

the trapezoid groove is arranged on the M-shaped purline and connected with the side edge of the bracket, and two waist surfaces of the trapezoid groove are abutted with the inclined surface of the M-shaped purline;

the support frame is arranged on the trapezoid groove, the top surface of the support frame is a plane, and the fixed edge of the photovoltaic panel is arranged on the top surface of the support frame;

the acute angle bulge is arranged on the support frame, and the upper surface of the acute angle bulge is flush with the top surface of the support frame;

the side wall of the support frame and the side wall of the acute angle bulge form a fixed area;

the separation plate is fixedly arranged on the top surface of the support frame and is suitable for separating two adjacent photovoltaic panels arranged on the top surface of the support frame;

the chute is a plurality of, sets up the junction with the bracket side respectively in trapezoidal recess both sides.

Further, the briquette includes:

the pressing plate is arranged above the supporting frame and the acute angle bulge;

the pressing plate side edges are arranged at the end sides of the pressing plate, and the pressing plate side edges are arranged at the outer sides of the T-shaped guide rails and wrap the T-shaped guide rails;

the screw rod part of the connecting bolt penetrates through the side edge of the pressing plate, and the nut part of the connecting bolt is positioned in the T-shaped guide rail;

the connecting nut is in threaded connection with the connecting bolt, and the connecting nut is positioned at one end, far away from the nut part of the connecting bolt, of the side edge of the pressing plate;

the fixing plate is arranged below the pressing plate and is positioned in the fixing area, an acute angle formed by the fixing plate and the pressing plate faces the direction of the partition plate, and the acute angle protrusion is positioned in an acute angle formed by the fixing plate and the pressing plate;

the fixed branches are arranged below the pressing plate and between the side edges of the pressing plate and the fixed plate, the acute angle formed by the fixed branches and the pressing plate faces to the direction of the partition plate, the fixed branches are matched with the chute, and the fixed branches are inserted into the chute;

the fixed edge of the photovoltaic panel is positioned between the pressing plate and the supporting frame, the bolts for connecting the first through holes and the second through holes are screwed down under the action of external force, the bracket is fixed on the M-shaped purline, the connecting bolts and the connecting nuts are screwed down, the acute angle is fixed in an acute angle formed by the fixing plate and the pressing plate, the fixing branch is inserted into the chute, and the pressing plate and the supporting frame fix the fixed edge of the photovoltaic panel.

Further, the connection assembly includes:

the L-shaped fixing plate is arranged on the horizontal part of the M-shaped purline and is connected with the horizontal part of the M-shaped purline by a pressing edge, a third through hole and two fourth through holes are formed in the L-shaped fixing plate, and the third through hole is opposite to the first through hole and is connected with the first through hole through bolts and nuts;

the lower pressing plate is provided with two connecting holes, the fourth through hole is matched with the connecting holes, and the inclined beam square tube is positioned between the lower pressing plate and the L-shaped fixing plate;

and the opening of the U-shaped bolt penetrates through the fourth through hole, stretches out of the connecting hole after covering the inclined beam square tube, and is fixed through a nut.

The technical scheme of the utility model has the following advantages:

according to the photovoltaic panel fixing device provided by the utility model, under the action of wind power or other external forces, the fixing plate is abutted against the lower side wall of the acute angle bulge, so that the bracket or the M-shaped purline can be prevented from being deformed, and the bracket or the M-shaped purline is damaged. If the acute angle formed by the fixing plate and the pressing plate is opposite to the direction of the partition plate, the fixing plate may be separated along the lower side wall of the acute angle protrusion under the action of wind force or other external force. The fixed branch is the same with the effect of fixed plate, shares the effort between clamp plate and the brace table for the fixed plate simultaneously, consequently when meetting the platform wind, the effort of photovoltaic board can be firm fix on the sloping side pipe.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a schematic view of a photovoltaic fixture assembly of the present utility model;

FIG. 3 is a schematic view of the position of a photovoltaic panel of the present utility model;

FIG. 4 is a schematic view of a bracket structure according to the present utility model;

FIG. 5 is a schematic diagram of a briquette structure according to the present utility model;

FIG. 6 is a schematic view of a connecting assembly according to the present utility model;

FIG. 7 is a schematic view of an L-shaped fixing plate structure of the present utility model;

fig. 8 is a schematic view of the structure of the lower platen of the present utility model.

Reference numerals illustrate;

1. a photovoltaic panel; 2. oblique beam square tube; 10. m-shaped purlines; 11. a horizontal portion; 12. a first through hole; 20. a photovoltaic fixation assembly; 21. a bracket; 211. a support table; 2111. a trapezoidal groove; 2112. a support frame; 2113. acute angle bulges; 2114. a fixed area; 2115. a partition plate; 2116. a chute; 212. a bracket side; 2121. a T-shaped guide rail; 213. a second through hole; 22. briquetting; 221. a pressing plate; 222. a side edge of the pressing plate; 223. a connecting bolt; 224. a coupling nut; 225. a fixing plate; 226. fixing the branches; 30. a connection assembly; 31. an L-shaped fixing plate; 311. a third through hole; 312. a fourth through hole; 32. a lower pressing plate; 322. a connection hole; 33. u-shaped bolts.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships 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 devices 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. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Examples

A photovoltaic panel fixture embodiment as shown in fig. 1-8, comprising: the side edges of the M-shaped purlines 10 in the length direction are provided with horizontal parts 11, and the horizontal parts 11 are arranged at the bottom ends of the side edges of the M-shaped purlines 10; the M-shaped purline 10 is placed on the inclined beam square tube 2 through the horizontal part 11;

the photovoltaic fixing assembly 20 is arranged on the M-shaped purline 10; the photovoltaic fixing assembly 20 is suitable for connecting the photovoltaic panel 1 to the M-shaped purline 10;

a connection assembly 30 disposed on the M-purlin 10; the connection assembly 30 is adapted to connect the canted beam square tube 2 to the horizontal portion 11. As shown in fig. 1, there should be misalignment between the photovoltaic securing component 20 and the connecting component 30 to prevent interference therebetween.

Specifically, in the embodiment of the utility model, the photovoltaic fixing assembly 20 connects the photovoltaic panel 1 with the M-shaped purline 10, and the connecting assembly 30 connects the M-shaped purline 10 with the oblique beam square tube 2, so as to achieve the purpose of connecting the photovoltaic panel 1 with the oblique beam square tube 2. For the photovoltaic fixing assembly 20, the M-shaped purline 10 may be connected to the fixing edge of the photovoltaic panel 1 by welding, for example. Of course, the embodiment is merely illustrative of a specific manner of the photovoltaic fixing assembly 20, but is not limited thereto, and those skilled in the art may change according to practical situations, for example, the M-shaped purline 10 may be connected to the fixing edge of the photovoltaic panel 1 by a rope, so that the same technical effects may be achieved. In this embodiment, the connection assembly 30 may be formed by, for example, connecting the M-shaped purline 10 and the oblique beam square tube 2 by welding, but the embodiment is merely illustrative of a specific manner of the photovoltaic fixing assembly 20, and the present utility model is not limited thereto, and those skilled in the art may change according to actual situations, and may achieve the same technical effects.

Further, the photovoltaic fixing module 20 includes:

brackets 21 connected to the M-shaped purlines 10;

a pressing block 22 provided on the bracket 21 with a gap between the pressing block 22 and the bracket 21; the fixed edge of the photovoltaic panel 1 is arranged in a gap between the pressing block 22 and the bracket 21;

the number of the pressing blocks 22 is two, and the pressing blocks 22 are correspondingly arranged on the bracket 21, so that the bracket 21 and the pressing blocks 22 fix two adjacent photovoltaic panels 1.

Specifically, in the embodiment of the present utility model, the bracket 21 plays a role of supporting the photovoltaic panel 1, and the bracket 21 and the pressing block 22 cooperate to fix the fixing edge of the photovoltaic panel 1. For the bracket 21, the surface for supporting the photovoltaic panel 1 may be flat, or grooves may be formed on the surface of the bracket 21 according to the structure of the photovoltaic panel 1 and the fixed edge of the photovoltaic panel 1 contacting with the bracket 21, so that the support is more stable. Of course, the present embodiment is merely illustrative of a specific embodiment of the bracket 21, but is not limited thereto, and those skilled in the art can vary according to actual situations, and can achieve the same technical effects. The inside of the pressing block 22 may be solid or hollow, or may be provided with a through groove, and the pressing block 22 may be supported by the fixing edge of the photovoltaic panel 1 in cooperation with the bracket 21, which is, of course, only an example of a specific manner of the pressing block 22 is illustrated in this embodiment, but the present utility model is not limited thereto, and a person skilled in the art may change according to actual situations, and may achieve the same technical effects.

Further, the bracket 21 includes:

a support table 211 provided on the M-shaped purline 10;

bracket side 212 is arranged at two sides of the supporting table 211, one side of the bracket side 212 is attached to the side of the M-shaped purline 10, and the other side of the bracket side 212 is provided with a T-shaped guide rail 2121. Wherein the T-shaped guide 2121 may act as a guide for the compact 22.

Further, the side edge of the M-shaped purline 10 is provided with a first through hole 12 and is distributed along the length direction of the M-shaped purline 10, the side edge 212 of the bracket is correspondingly provided with a second through hole 213, the first through hole 12 and the second through hole 213 are connected through bolts and nuts, the side edge 212 of the bracket is fixedly connected with the side wall of the M-shaped purline 10, and then the bracket 21 is fixedly connected with the M-shaped purline 10.

Further, the support 211 includes:

the trapezoid groove 2111 is arranged on the M-shaped purline 10 and is connected with the side edge 212 of the bracket, two waist faces of the trapezoid groove 2111 are abutted against inclined faces of the M-shaped purline 10, so that concentrated stress generated by connection of the supporting table 211 and the M-shaped purline 10 can be prevented, and damage to the supporting table 211 or the M-shaped purline 10 can be prevented;

the support frame 2112, the support frame 2112 is arranged on the trapezoid groove 2111, the top surface of the support frame 2112 is a plane, and the fixing edge of the photovoltaic panel 1 is arranged on the top surface of the support frame 2112, and the top surface of the support frame 2112 is a plane, so that the fixing edge of the photovoltaic panel 1 is stable;

an acute angle protrusion 2113 provided on the support frame 2112, and an upper surface of the acute angle protrusion 2113 is flush with a top surface of the support frame 2112;

the side walls of the support frames 2112 and the side walls of the acute angle protrusions 2113 form fixing areas 2114;

a separation plate 2115 fixedly provided on the top surface of the support frame 2112, the separation plate 2115 being adapted to separate two adjacent photovoltaic panels 1 provided on the top surface of the support frame 2112;

the plurality of inclined grooves 2116 are arranged at the connection parts of the two sides of the trapezoid groove 2111 and the side 212 of the bracket respectively.

Further, the pressing block 22 includes:

the pressing plate 221 is arranged above the supporting frame 2112 and the acute angle protrusion 2113, so that the pressing plate 221 and the fixing plate 225 can clamp the acute angle protrusion 2113 to prevent the acute angle protrusion 2113 from being separated;

the pressing plate side edge 222 is arranged at the end side of the pressing plate 221, the pressing plate side edge 222 is arranged at the outer side of the T-shaped guide rail 2121 and wraps the T-shaped guide rail 2121, separation of the T-shaped guide rail 2121 and the pressing plate side edge 222 can be prevented, and when the pressing plate side edge 222 wraps the T-shaped guide rail 2121, the relative movement direction between the pressing plate side edge 222 and the T-shaped guide rail 2121 is limited;

the connecting bolt 223, the screw portion of the connecting bolt 223 penetrates through the side edge 222 of the pressing plate, the nut portion of the connecting bolt 223 is located in the T-shaped guide rail 2121, the T-shaped guide rail 2121 limits the moving direction of the connecting bolt 223, and the nut portion corresponding to the connecting bolt 223 is clamped in the T-shaped guide rail 2121;

the connecting nut 224 is screwed on the connecting bolt 223, and the connecting nut 224 is positioned at one end of the side edge 222 of the pressing plate, which is far away from the nut part of the connecting bolt 223, and the nut part of the connecting bolt 223 is clamped in the T-shaped guide rail 2121, so that the side edge 222 of the pressing plate can be fixed on the side edge 212 of the bracket only by screwing the connecting nut 224;

the fixing plate 225 is disposed below the pressing plate 221 and is located in the fixing area 2114, an acute angle formed by the fixing plate 225 and the pressing plate 221 faces the direction of the partition plate 2115, and the acute angle protrusion 2113 is located in an acute angle formed by the fixing plate 225 and the pressing plate 221, and it should be noted that under the action of wind or other external forces, the fixing plate 225 abuts against the lower side wall of the acute angle protrusion 2113, so that the deformation of the bracket 21 or the M-shaped purlin 10 can be prevented, and the bracket 21 or the M-shaped purlin 10 is damaged. If the acute angle formed by the fixing plate 225 and the pressing plate 221 is opposite to the direction in which the partition plate 2115 is located, the fixing plate 225 may be separated along the lower side wall of the acute angle protrusion 2113 when wind force or other external force acts.

The fixed branches 226 are multiple and are arranged below the pressing plate 221 and between the pressing plate side edges 222 and the fixed plates 225, the acute angles formed by the fixed branches 226 and the pressing plate 221 face the direction of the separation plate 2115, the fixed branches 226 are matched with the inclined grooves 2116, the fixed branches 226 are inserted into the inclined grooves 2116, the fixed branches 226 and the fixed plates 225 have the same action, meanwhile, the fixed plates 225 share the acting force between the pressing plate 221 and the supporting table 211, the fixed branches 226 are in one-to-one correspondence with the inclined grooves 2116, in consideration of balanced stress, the fixed branches 226 are correspondingly arranged on two sides of the separation plate 2115, and similarly, the fixed plates 225 are correspondingly arranged. The structure of the chute 2116 is such that the side of the chute 2116 is located at an acute angle between the fixing branch 226 and the pressing plate 221, so as to prevent the fixing branch 226 from tilting when the fixing branch 226 rotates relative to the supporting table 211, and further separate the fixing branch 226 from the chute 2116.

The fixed edge of the photovoltaic panel 1 is located between the pressing plate 221 and the supporting frame 2112, under the action of external force, bolts connecting the first through hole 12 and the second through hole 213 are screwed down, the bracket 21 is fixed on the M-shaped purline 10, the connecting bolts 223 and the connecting nuts 224 are screwed down, the acute angle protrusions 2113 are fixed in the acute angle formed by the fixing plate 225 and the pressing plate 221, the fixing branches 226 are inserted into the inclined grooves 2116, and the pressing plate 221 and the supporting frame 2112 fix the fixed edge of the photovoltaic panel 1.

Further, the connection assembly 30 includes:

the L-shaped fixing plate 31 is arranged on the horizontal part 11 of the M-shaped purline 10 and is connected with the horizontal part 11 of the M-shaped purline 10 by a blank holder, a third through hole 311 and two fourth through holes 312 are arranged on the L-shaped fixing plate 31, and the third through hole 311 is opposite to the first through hole 12 and is connected with the first through hole through bolts and nuts;

the lower pressing plate 32 is provided with two connecting holes 322, the fourth through holes 312 are matched with the connecting holes 322, and the inclined beam square tube 2 is positioned between the lower pressing plate 32 and the L-shaped fixing plate 31;

and a U-shaped bolt 33, wherein an opening of the U-shaped bolt 33 penetrates through the fourth through hole 312 and comprises the inclined beam square tube 2, and then extends out of the connecting hole 322 and is fixed through a nut. Note that the opening of the U-bolt 33 refers to a rod body of the opening portion of the U-bolt 33. In the above manner, when the U-shaped bolt 33 is used for connecting and fixing the inclined beam square tube 2, the U-shaped bolt 33 cannot be separated from the L-shaped fixing plate 31.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. 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. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the utility model.

Claims (7)

1. A photovoltaic panel securing device, comprising:

the horizontal part (11) is arranged on the side edge of the M-shaped purline (10) along the length direction, and the horizontal part (11) is arranged at the bottom end of the side edge of the M-shaped purline (10); the M-shaped purline (10) is placed on the oblique beam square tube (2) through the horizontal part (11);

the photovoltaic fixing assembly (20) is arranged on the M-shaped purline (10); the photovoltaic fixing assembly (20) comprises a plurality of inclined grooves (2116) and a plurality of fixing branches (226), the fixing branches (226) are spliced in the inclined grooves (2116), and the photovoltaic fixing assembly (20) is suitable for connecting a photovoltaic panel (1) on an M-shaped purline (10);

the connecting assembly (30) is arranged on the M-shaped purline (10); the connecting assembly (30) is suitable for connecting the inclined beam square tube (2) to the horizontal part (11).

2. The photovoltaic panel fixture of claim 1, wherein the photovoltaic fixture assembly (20) comprises:

the bracket (21) is connected with the M-shaped purline (10);

a pressing block (22) arranged on the bracket (21), wherein a gap is formed between the pressing block (22) and the bracket (21); the fixed edge of the photovoltaic panel (1) is arranged in a gap between the pressing block (22) and the bracket (21);

the number of the pressing blocks (22) is two, and the pressing blocks are correspondingly arranged on the bracket (21), so that the bracket (21) and the pressing blocks (22) fix two adjacent photovoltaic panels (1).

3. The photovoltaic panel fixation device according to claim 2, characterized in that the bracket (21) comprises:

the support table (211) is arranged on the M-shaped purline (10);

bracket side (212) set up in the both sides of brace table (211), one side of bracket side (212) is pasted with the side of M shape purlin (10), the opposite side of bracket side (212) is provided with T shape guide rail (2121).

4. A photovoltaic panel fixing device according to claim 3, wherein the side edge of the M-shaped purline (10) is provided with a first through hole (12) and distributed along the length direction of the M-shaped purline (10), the side edge (212) of the bracket is provided with a second through hole (213) correspondingly, and the first through hole (12) and the second through hole (213) are connected through bolts and nuts, so that the side edge (212) of the bracket is fixedly connected with the side wall of the M-shaped purline (10).

5. The photovoltaic panel fixation device according to claim 4, characterized in that the support table (211) comprises:

the trapezoid groove (2111) is arranged on the M-shaped purline (10) and is connected with the side edge (212) of the bracket, and two waist surfaces of the trapezoid groove (2111) are abutted with the inclined surface of the M-shaped purline (10);

the photovoltaic panel comprises a support frame (2112), wherein the support frame (2112) is arranged on a trapezoid groove (2111), the top surface of the support frame (2112) is a plane, and a fixing edge of the photovoltaic panel (1) is arranged on the top surface of the support frame (2112);

an acute angle protrusion (2113) arranged on the support frame (2112), and the upper surface of the acute angle protrusion (2113) is flush with the top surface of the support frame (2112);

the side wall of the support frame (2112) and the side wall of the acute angle protrusion (2113) form a fixing area (2114);

the separation plate (2115) is fixedly arranged on the top surface of the support frame (2112), and the separation plate (2115) is suitable for separating two adjacent photovoltaic panels (1) arranged on the top surface of the support frame (2112);

the chute (2116) is arranged at the joint of the two sides of the trapezoid groove (2111) and the side edge (212) of the bracket respectively.

6. The photovoltaic panel fixation device according to claim 5, characterized in that the press block (22) comprises:

a pressing plate (221) arranged above the support frame (2112) and the acute angle protrusion (2113);

the pressing plate side edges (222) are arranged on the end sides of the pressing plates (221), and the pressing plate side edges (222) are arranged on the outer sides of the T-shaped guide rails (2121) and wrap the T-shaped guide rails (2121);

a connecting bolt (223), wherein a screw portion of the connecting bolt (223) penetrates through the side edge (222) of the pressing plate, and a nut portion of the connecting bolt (223) is positioned in the T-shaped guide rail (2121);

a connecting nut (224) screwed on the connecting bolt (223), and the connecting nut (224) is positioned at one end of the side edge (222) of the pressing plate, which is far away from the nut part of the connecting bolt (223);

the fixing plate (225) is arranged below the pressing plate (221) and is positioned in the fixing area (2114), an acute angle formed by the fixing plate (225) and the pressing plate (221) faces the direction of the separation plate (2115), and the acute angle protrusion (2113) is positioned in an acute angle formed by the fixing plate (225) and the pressing plate (221);

the fixed branch (226) is arranged below the pressing plate (221) and is positioned between the side edge (222) of the pressing plate and the fixed plate (225), an acute angle formed by the fixed branch (226) and the pressing plate (221) faces the direction of the partition plate (2115), and the fixed branch (226) is matched with the chute (2116);

the fixed edge of the photovoltaic panel (1) is located between the pressing plate (221) and the supporting frame (2112), bolts connecting the first through hole (12) and the second through hole (213) are screwed down under the action of external force, the bracket (21) is fixed on the M-shaped purline (10), the connecting bolts (223) and the connecting nuts (224) are screwed down, the acute angle protrusions (2113) are fixed in the acute angle formed by the fixing plate (225) and the pressing plate (221), the fixing branches (226) are inserted into the inclined grooves (2116), and the pressing plate (221) and the supporting frame (2112) fix the fixed edge of the photovoltaic panel (1).

7. The photovoltaic panel fixation apparatus of claim 4, wherein the connection assembly (30) comprises:

the L-shaped fixing plate (31) is arranged on the horizontal part (11) of the M-shaped purline (10) and is connected with the horizontal part (11) of the M-shaped purline (10) by a blank holder, a third through hole (311) and two fourth through holes (312) are arranged on the L-shaped fixing plate (31), and the third through hole (311) is opposite to the first through hole (12) and is connected with the first through hole through bolts and nuts;

the lower pressing plate (32), the lower pressing plate (32) is provided with two connecting holes (322), the fourth through hole (312) is matched with the connecting holes (322), and the inclined beam square tube (2) is positioned between the lower pressing plate (32) and the L-shaped fixing plate (31);

the U-shaped bolt (33), after the opening of the U-shaped bolt (33) penetrates through the fourth through hole (312) and covers the inclined beam square tube (2), the U-shaped bolt extends out of the connecting hole (322) and is fixed through a nut.