CN219812095U - Roof frame for solar cell panel and solar cell panel connecting structure - Google Patents

Abstract

The utility model provides a roof frame for a solar cell panel and a solar cell panel connecting structure, wherein the roof frame for the solar cell panel comprises a plurality of side-by-side inclined downward distributed frame beams, a plurality of cross beams are arranged on the upper sides of the frame beams, a plurality of main waterproof grooves which are arranged side-by-side inclined downward are fixedly connected on the upper sides of the cross beams together, brackets are fixedly connected on the upper sides of the main waterproof grooves in a lap joint mode, clamping blocks are connected to two ends of the upper sides of the brackets, a bearing surface which is positioned above the middle of the main waterproof grooves is arranged in the middle of the upper sides of the brackets, clamping faces which are positioned above the bearing surfaces are arranged at the bottoms of opposite ends of the two clamping blocks, and gaps are formed between the bearing surfaces and the clamping faces. The utility model has the beneficial effects that: the bracket is arranged on the upper side of the main waterproof groove, the two ends of the bracket are connected with the clamping blocks, a gap is formed between the clamping faces of the clamping blocks and the bearing faces on the bracket, the clamping faces are used for clamping the hook edge of the bottom of the solar cell panel, and constructors only operate under the roof when the solar cell panel is installed, so that the solar waterproof device is convenient to assemble and disassemble and labor-saving.

Description

Roof frame for solar cell panel and solar cell panel connecting structure

Technical Field

The utility model belongs to the technical field of solar panel installation, and particularly relates to a roof frame for a solar panel and a solar panel connecting structure.

Background

At present, set up solar cell panel in roof upside, for waterproof, can be with solar cell panel's border overlap joint on the waterproof groove, and two adjacent solar cell panels adopt the layer board with the supporting several font briquetting that uses of layer board when fixed with the waterproof groove mostly, this kind of mounting structure is when installing solar cell panel, needs constructor to be under construction in the roof upside, just probably causes at this moment to trample solar cell panel because of constructor and make it receive the damage to safety precautions such as guardrail or fortune dimension passageway still probably need when the installation, increase installation cost, and the installation is comparatively laborious.

Disclosure of Invention

In view of the above, the present utility model aims to overcome the above-mentioned drawbacks of the prior art, and provides a roof rack for solar panels and a solar panel connection structure.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

the roof frame for the solar cell panel comprises a plurality of side-by-side inclined downward distributed frame beams, wherein a plurality of cross beams are arranged on the upper sides of the frame beams, a plurality of side-by-side inclined downward main waterproof grooves are fixedly connected on the upper sides of the cross beams, brackets are fixedly connected on the upper sides of each main waterproof groove in a lap joint mode, clamping blocks are connected at two ends of the upper sides of each bracket, a bearing surface positioned above the middle of each main waterproof groove is arranged in the middle of the upper sides of each bracket, clamping faces positioned above the corresponding bearing surface are arranged at the bottoms of one ends of the two opposite clamping blocks, gaps are formed between the bearing surfaces and the clamping faces, and auxiliary waterproof grooves which are transversely arranged are fixedly connected on the upper sides of the main waterproof grooves.

Further, the main waterproof groove is M type structure, be equipped with the connection platform in the middle of the bracket, the connection platform upper surface is the holding surface, the connection platform both sides subside and are equipped with the draw-in groove, two draw-in grooves slope setting in opposite directions, and the outside of two draw-in grooves all is equipped with down L type hangers, every hangers all articulates to be fixed on the lateral wall that corresponds on the main waterproof groove, the fixture block upside is wedge-shaped structure's joint portion, it is equipped with spacing forward to correspond draw-in groove and connection platform handing-over department slope in joint portion bottom, spacing joint is in corresponding draw-in groove, and the anterior lateral wall of spacing front side inner wall looks butt of draw-in groove, joint portion outer end downside is equipped with L type hook portion, hook portion and hangers are in the same place through the vice rigid coupling of second bolt nut.

Further, a plurality of mounting holes are uniformly formed in the outer side walls of the two sides of the main waterproof groove, a first connecting hole is formed in the lower portion of the outer side wall of the hanging lug, and the two sides of the bracket are fixedly connected with the first bolt and nut pair through the first connecting hole and the corresponding mounting holes.

Further, the upper part of the outer side wall of each hanging lug is relatively provided with an L-shaped clamping strip, the horizontal section of the hook part is hooked at the bottom of the lower clamping strip, the vertical section of the hook part is provided with a second connecting hole, the head part of a bolt of a second bolt-nut pair is positioned between the two opposite clamping strips, and the bolt of the second bolt-nut pair penetrates out from the middle of the two clamping strips and is matched and fixedly connected with the second connecting hole and the nut of the second bolt-nut pair.

Further, a convex edge is vertically and upwards arranged in the middle of the bearing surface.

Furthermore, the frame beam, the cross beam and the support beam are all square tube structures.

Further, vice waterproof groove is U type basin structure, be in the same place through the briquetting subassembly rigid coupling between main waterproof groove and the vice waterproof groove, the briquetting subassembly includes briquetting and crimping at the lower briquetting of last briquetting upside, lower briquetting includes the horizontal part on top and the vertical portion of rigid coupling in horizontal part downside, be equipped with spacing edge downwards in horizontal part one end, horizontal part overlap joint is in main waterproof groove lateral wall top department, vertical portion laminating is in main waterproof groove lateral wall outside department, and spacing edge is laminated mutually with main waterproof groove inside wall, vertical portion is vice and main waterproof groove lateral wall rigid coupling together through third bolt nut, and be located main waterproof groove outside department on the horizontal part and offered the third connecting hole, go up the briquetting and be cuboid column structure, and set up U type logical groove in the middle of the bottom, go up the briquetting crimping in vice waterproof groove upside, and the vertical border embedding U type logical inslot of vice waterproof groove one side, be located the diapire department of U type logical groove front side on last briquetting in vice waterproof groove, be located the diapire department crimping of U type logical groove rear side on pressing down, and correspond on last briquetting third connecting hole department, fourth connecting hole has the fourth connecting hole, fourth connecting hole is vice connecting hole.

Further, a plurality of hollowed-out through grooves are further formed between the upper surface and the lower surface of the upper pressing block.

Furthermore, the openings at the two ends of the auxiliary waterproof groove are all obliquely and downwards fixedly connected with folded edges.

Further, the outer side wall bottoms of the two sides of the main waterproof groove are obliquely and upwards bent to form a fixing edge, an upper pressing plate is laterally pressed on the cross beam, the front end of the upper pressing plate is provided with a pressing edge, a pressing groove is formed in the position, corresponding to the fixing edge, of the bottom of the pressing edge, the pressing edge is pressed on the fixing edge through the pressing groove, two fifth connecting holes are formed in the upper pressing plate, U-shaped bolts connected with the cross beam in a bridging mode are connected in the two fifth connecting holes, the bottoms of the U-shaped bolts are connected with a lower pressing plate abutted against the bottom of the cross beam, and the lower pressing plate is fixed on the bottom of the cross beam through nuts.

Further, the main waterproof groove is of an integrated structure.

Further, the front end of the frame beam is fixedly connected with a U-shaped support frame forwards, the height of the first vertical side of the support frame is lower than that of the second vertical side, the first vertical side is located at the bottom of the main waterproof groove and fixedly connected to the front end of the frame beam, a front edge guide groove is jointly arranged in the plurality of support frames and is of a U-shaped structure matched with the inner wall of the support frame, a connecting edge is arranged outwards on the front edge guide groove at the top of one side corresponding to the first vertical side, an inverted L-shaped blocking edge is arranged inwards at the top of one side corresponding to the second vertical side, the blocking edge is higher than the top of the front end of the main waterproof groove, and the connecting edge is pressed between the main waterproof groove and the first vertical side.

The utility model also provides a solar panel connecting structure, which comprises the roof frame for the solar panels and solar panels distributed in a rectangular array on the upper side of the roof frame for the solar panels, wherein clamping blocks are positioned at the bottoms of the solar panels, the hook edges of the bottoms of the adjacent two solar panels in the same row of solar panels are lapped on the upper side of a bearing surface of the same bracket, the corresponding hook edges are positioned in gaps and are tightly pressed and fixed through the clamping blocks, and a gap between each two adjacent solar panels in the same row of solar panels corresponds to the middle position above the auxiliary waterproof groove.

Further, two solar panels located on the same bracket are separated by a ledge on the upper side of the bracket.

Compared with the prior art, the utility model has the following advantages:

according to the roof frame for the solar cell panel, the bracket is arranged on the upper side of the main waterproof groove, the two ends of the bracket are connected with the clamping blocks, the gap is arranged between the clamping faces of the clamping blocks and the bearing faces on the bracket and is used for clamping the hook edges at the bottom of the solar cell panel, when the solar cell panel is installed, a constructor does not need to stand on the upper side of the roof to operate, a maintenance channel is not required to be installed on the roof to allow the constructor to walk on the upper side of the roof, the constructor only operates under the roof, and the roof frame is convenient to assemble and disassemble, saves labor and avoids trampling damage to the solar cell panel when the constructor stands on the upper side of the roof to construct.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

fig. 1 is a schematic view of a roof rack for a solar panel according to an embodiment of the present utility model;

FIG. 2 is a schematic diagram of a connection structure among a bracket, a fixture block, a cross beam, a main waterproof tank and a solar panel according to an embodiment of the utility model;

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

FIG. 4 is a schematic diagram of an upper press block structure according to an embodiment of the present utility model;

FIG. 5 is a schematic diagram of a connection structure between an auxiliary waterproof tank and a main waterproof tank according to an embodiment of the present utility model;

FIG. 6 is a schematic diagram of a front edge flow guiding groove connection structure according to an embodiment of the present utility model;

fig. 7 is a schematic view of a secondary waterproof groove according to an embodiment of the present utility model;

fig. 8 is a schematic diagram of a solar panel connection structure according to an embodiment of the utility model.

Reference numerals illustrate:

1. a frame beam; 2. a cross beam;

3. a main waterproof tank; 301. a fixed edge;

4. a bracket; 401. a connection station; 402. a receiving surface; 403. hanging lugs; 404. a clamping groove; 405. clamping strips; 406. a convex edge;

5. a clamping block; 501. a clamping part; 502. a limit bar; 503. a hook portion; 504. a clamping surface;

6. an auxiliary waterproof tank; 601. folding edges;

7. pressing the block; 701. a horizontal portion; 702. a vertical portion; 703. a limit edge;

8. pressing into blocks; 801. u-shaped through grooves; 802. hollow through grooves;

9. an upper press plate; 901. a crimping edge; 902. pressing a groove;

10. u-shaped bolts; 11. a lower pressing plate; 12. a nut; 13. a void;

14. a support frame; 1401. a first vertical side; 1402. a second vertical side;

15. leading edge diversion trenches; 1501. a connecting edge; 1502. a blocking edge;

16. a solar cell panel; 1601. a hook edge;

17. a support beam.

Detailed Description

It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in 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 the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

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 can be understood by those of ordinary skill in the art in a specific case.

The utility model will be described in detail below with reference to the drawings in connection with embodiments.

As shown in the figure, roof frame for solar cell panel, including a plurality of side by side slope downwardly distributed's frame roof beam 1, frame roof beam 1 upside is equipped with a plurality of crossbeams 2, the vertical rigid coupling in frame roof beam 1 bottom has a plurality of supporting beams 17, a plurality of main waterproof grooves 3 that incline downwardly set up side by side are fixedly connected with jointly to a plurality of crossbeam 2 upside, every main waterproof groove 3 upside all overlap joint is fixed with bracket 4, every bracket 4 upside both ends all are connected with fixture block 5, bracket 4 upside intermediate department is equipped with the face of accepting 402 that is located main waterproof groove 3 intermediate top, the one end bottom that two fixture blocks 5 are in opposite is for being located face of accepting 504, and be equipped with space 13 between face of accepting 402 and the face of accepting 504, the common rigid coupling of 3 upside in a plurality of main waterproof grooves has the vice waterproof groove 6 of horizontal setting. In this embodiment, set up bracket 4 in main water-proof tank 3 upside, fixture block 5 is connected at bracket 4 both ends, and set up space 13 between the joint face 504 of fixture block 5 and the face of accepting 402 on bracket 4, be used for the collude along 1601 of joint solar cell panel 16 bottom, and when installing solar cell panel 16, need not constructor to stand on the roof and operate, also need not to install the maintenance passageway on the roof and supply constructor to walk on the roof upside, constructor only operate under the roof, easy dismounting, laborsaving, and avoided constructor to stand and cause trampling harm to solar cell panel 16 when roof upside construction.

The main waterproof groove 3 is of an M-shaped structure, the connecting table 401 is arranged in the middle of the bracket 4, the upper surface of the connecting table 401 is a bearing surface 402, clamping grooves 404 are formed in the two sides of the connecting table 401 in a sinking mode, two clamping grooves 404 are arranged in opposite directions in an inclined mode, inverted-L-shaped hanging lugs 403 are arranged on the outer sides of the two clamping grooves 404, each hanging lug 403 is fixedly connected to the corresponding outer side wall of the main waterproof groove 3 in a hanging mode, the upper side of the clamping block 5 is a clamping portion 501 of a wedge-shaped structure, a limiting strip 502 is arranged at the bottom of the clamping portion 501 in a mode of being inclined forwards at the joint of the corresponding clamping groove 404 and the connecting table 401, the front side wall of the limiting strip 502 is abutted against the inner wall of the front side of the corresponding clamping groove 404, an L-shaped hook portion 503 is arranged on the lower side of the outer end of the clamping portion 501, and the hook portion 503 and the hanging lugs 403 are fixedly connected together through a second bolt nut pair. In this embodiment, the middle of the upper and lower surfaces of the clamping portion 501 and the middle of the upper and lower surfaces of the connection platform 401 are provided with hollow holes, so that the material cost is reduced and the weight is reduced.

A plurality of mounting holes are uniformly formed in the outer side walls of the two sides of the main waterproof groove 3, a first connecting hole is formed in the lower portion of the outer side wall of the hanging lug 403, and the two sides of the bracket 4 are fixedly connected with the first bolt and nut pair through the first connecting hole and the corresponding mounting holes.

The upper part of the outer side wall of each hanging lug 403 is relatively provided with an L-shaped clamping strip 405, the horizontal section of the hook part 503 is hooked at the bottom of the lower clamping strip 405, the vertical section of the hook part 503 is provided with a second connecting hole, the bolt head of a second bolt-nut pair is positioned between the two opposite clamping strips 405, and the bolt of the second bolt-nut pair penetrates out from the middle of the two clamping strips 405 and is matched and fixedly connected with the second connecting hole and the nut of the second bolt-nut pair. In this embodiment, the connection among the clamping strip 405, the hanging lug 403 and the connection platform 401 of each bracket 4 is an integrated structure; the connection among the clamping part 501, the limit bar 502 and the hook part 503 of each clamping block 5 is an integrated structure.

A ledge 406 is provided vertically upwardly in the middle of the receiving surface 402 to provide a locating function when the solar panel 16 is mounted.

The framework beam 1, the cross beam 2 and the support beam 17 are all square pipe structures.

The auxiliary waterproof groove 6 is of a U-shaped water groove structure, the main waterproof groove 3 and the auxiliary waterproof groove 6 are fixedly connected together through a pressing block assembly, the pressing block assembly comprises an upper pressing block 8 and a lower pressing block 7 which is in compression connection with the upper side of the upper pressing block 8, the lower pressing block 7 comprises a horizontal part 701 at the top end and a vertical part 702 fixedly connected with the lower side of the horizontal part 701, a limiting edge 703 is downwards arranged at one end of the horizontal part 701, the horizontal part 701 is lapped at the top end of the side wall of the main waterproof groove 3, the vertical part 702 is in lamination with the outer side wall of the main waterproof groove 3, the limiting edge 703 is in lamination with the inner side wall of the main waterproof groove 3, the vertical part 702 is in compression connection with the outer side wall of the main waterproof groove 3 through a third bolt and nut pair, a third connecting hole is formed in the outer side of the main waterproof groove 3 on the horizontal part 701, the upper pressing block 8 is of a cuboid-shaped structure, a U-shaped through groove 801 is formed in the middle of the bottom part, the upper pressing block 8 is in compression connection with the lower pressing block 8, a fourth connecting hole is formed in the bottom wall of the U-shaped through groove 801, and the fourth connecting hole is formed in the position of the upper pressing block 8 and corresponds to the fourth connecting hole through the fourth connecting hole. In the embodiment, the limit edge 703 and the vertical part 702 ensure that the pressing block 7 is stably lapped on the side wall of the main waterproof groove 3; the vertical portion 702 is provided with a fixing hole, and the fixing hole and the corresponding mounting hole are fixedly connected together through a third bolt and nut pair. In this embodiment, the limiting edge 703 is a V-shaped edge structure or an inclined bar-shaped edge structure, and the limiting edge 703, the horizontal portion 701 and the vertical portion 702 are integrally formed to form the pressing block 7.

A plurality of hollow through grooves 802 are further formed between the upper surface and the lower surface of the upper pressing block 8, on one hand, the upper pressing block 8 is reinforced by means of connecting rib plates between every two adjacent hollow through grooves 802, on the other hand, on the premise of ensuring the thickness of the upper pressing block 8, the upper pressing block 8 can span the vertical edge of one side of the auxiliary waterproof groove 6 and is pressed on the auxiliary waterproof groove 6, and the hollow through grooves 802 play roles in weight reduction and material saving.

The openings at the two ends of the auxiliary waterproof groove 6 are obliquely and downwards fixedly connected with folded edges 601, so that water in the auxiliary waterproof groove 6 can flow out conveniently.

The bottom of the outer side walls at two sides of the main waterproof groove 3 are obliquely and upwards bent to form a fixing edge 301, an upper pressing plate 9 is laterally pressed on the cross beam 2, a pressing edge 901 is arranged at the front end of the upper pressing plate 9, a pressing groove 902 is formed in the position, corresponding to the fixing edge 301, of the bottom of the pressing edge 901, the pressing edge 901 is pressed on the fixing edge 301 through the pressing groove 902, two fifth connecting holes are formed in the upper pressing plate 9, U-shaped bolts 10 which are bridged on the cross beam 2 are connected in the two fifth connecting holes, a lower pressing plate 11 which is abutted against the bottom of the cross beam 2 is connected to the bottom of the U-shaped bolts 10, and the lower pressing plate 11 is fixed on the bottom of the cross beam 2 through nuts 12. In this embodiment, the pressing edge 901 and the upper pressing plate 9 are integrally formed.

The main waterproof groove 3 is of an integrated structure.

The front ends of the frame beams 1 are all fixedly connected with U-shaped support frames 14 forwards, the height of a first vertical side 1401 of each support frame 14 is lower than that of a second vertical side 1402, the first vertical side 1401 is located at the bottom of a main waterproof groove 3 and fixedly connected to the front ends of the frame beams 1, a front edge guide groove 15 is commonly arranged in the plurality of support frames 14, the front edge guide groove 15 is of a U-shaped structure matched with the inner walls of the support frames 14, a connecting edge 1501 is arranged outwards on the front edge guide groove 15 at the top of one side corresponding to the first vertical side 1401, an inverted L-shaped blocking edge 1502 is arranged inwards at the top of one side corresponding to the second vertical side 1402, the blocking edge 1502 is higher than the top of the front end of the main waterproof groove 3, and the connecting edge 1501 is pressed between the main waterproof groove 3 and the first vertical side 1401.

The utility model also provides a solar panel 16 connecting structure, which comprises the roof frame for the solar panels 16 and the solar panels 16 distributed in a rectangular array on the upper side of the roof frame for the solar panels 16, wherein the clamping blocks 5 are positioned at the bottoms of the solar panels 16, the hook edges 1601 of the bottoms of the adjacent two solar panels 16 in the same row of solar panels 16 are lapped on the upper side of the bearing surface 402 of the same bracket 4, the edges of the corresponding hook edges 1601 are positioned in the gaps 13 and are pressed and fixed by the clamping blocks 5, and the gaps between every two adjacent solar panels 16 in the same row of solar panels 16 correspond to the middle position above the auxiliary waterproof groove 6.

The two solar panels 16 on the same bracket 4 are separated by the convex edge 406 on the upper side of the bracket 4, so that rainwater can fall into the main waterproof groove 3 below conveniently, and the solar panels 16 can be positioned to ensure that the solar panels 16 are installed neatly.

In this embodiment, when the solar panel 16 is installed, the solar panel 16 is first placed on the upper side of the bracket 4, the hook edge 1601 of the solar panel 16 is overlapped on the upper side of the supporting surface 402, then the bottom of the solar panel 16 is operated, the clamping block 5 is installed, the clamping portion 501 of the clamping block 5 is pressed on the hook edge 1601 of the bottom of the solar panel 16, the limiting strip 502 of the clamping block 5 is clamped in the clamping groove 404 of the bracket 4, the hook portion 503 of the clamping block 5 is hooked on the bottom of the clamping strip 405 on the lower side of the bracket 4, the clamping block 5 is fixed on the bracket 4 through the second bolt and nut pair, and finally the solar panel 16 is fixed on the bracket 4 through the clamping block 5.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. Roof frame for solar cell panel, including a plurality of side by side slope downwardly distributed's frame roof beam, frame roof beam upside is equipped with a plurality of crossbeams, and a plurality of main waterproof groove that incline downwardly set up side by side are fixedly connected together to a plurality of crossbeam upside, its characterized in that: the upper side of each main waterproof groove is fixedly connected with a bracket in a lap joint manner, two ends of the upper side of each bracket are connected with clamping blocks, a bearing surface positioned above the middle of the main waterproof groove is arranged in the middle of the upper side of each bracket, the bottoms of one ends of the two opposite clamping blocks are clamping surfaces positioned above the bearing surface, a gap is formed between the bearing surface and the clamping surfaces, and a plurality of auxiliary waterproof grooves which are transversely arranged are fixedly connected on the upper sides of the main waterproof grooves.

2. The roof rack for solar panels according to claim 1, wherein: the main waterproof groove is M type structure, be equipped with the connection platform in the middle of the bracket, the connection platform upper surface is the holding surface, the connection platform both sides subside and are equipped with the draw-in groove, two draw-in grooves slope sets up in opposite directions, and the outside of two draw-in grooves all is equipped with down L type hangers, every hangers all articulates to be fixed on the lateral wall that corresponds on the main waterproof groove, the fixture block upside is the joint portion of wedge structure, be equipped with spacing forward in joint portion bottom corresponding draw-in groove and connection platform handing-over department slope, spacing joint is in corresponding draw-in groove, and the anterior lateral wall of spacing and the anterior inner wall looks butt of draw-in groove, joint portion outer end downside is equipped with L type hook portion, hook portion and hangers are in the same place through the vice rigid coupling of second bolt nut.

3. The roof rack for solar panels according to claim 2, wherein: a plurality of mounting holes are uniformly formed in the outer side walls of the two sides of the main waterproof groove, a first connecting hole is formed in the lower portion of the outer side wall of the hanging lug, and the two sides of the bracket are fixedly connected together through the first connecting hole, the corresponding mounting holes and the first bolt and nut pair.

4. The roof rack for solar panels according to claim 2, wherein: the upper part of the outer side wall of each hanging lug is relatively provided with an L-shaped clamping strip, the horizontal section of the hook part is hooked at the bottom of the lower clamping strip, the vertical section of the hook part is provided with a second connecting hole, the bolt head of a second bolt nut pair is positioned between the two opposite clamping strips, and the bolt of the second bolt nut pair penetrates out from the middle of the two clamping strips and is matched and fixedly connected with the second connecting hole and the nut of the second bolt nut pair.

5. The roof rack for solar panels according to claim 1, wherein: a convex edge is vertically and upwards arranged in the middle of the bearing surface.

6. The roof rack for solar panels according to claim 1, wherein: the main waterproof tank is M-shaped structure, vice waterproof tank is U-shaped water tank structure, be in the same place through briquetting subassembly rigid coupling between main waterproof tank and the vice waterproof tank, briquetting subassembly includes briquetting and crimping at the lower briquetting of last briquetting upside, lower briquetting includes the horizontal part on top and the vertical part of rigid coupling in horizontal part downside, be equipped with spacing edge downwards in horizontal part one end, horizontal part overlap joint is in main waterproof tank lateral wall top department, vertical part laminating is in main waterproof tank lateral wall outside department, and spacing edge laminating mutually with main waterproof tank inside wall, vertical part is in the same place with main waterproof tank lateral wall rigid coupling through third bolt nut pair, and be located main waterproof tank outside department on the horizontal part and seted up the third connecting hole, go up the briquetting and be cuboid-shaped structure, and set up U type through groove in the middle of the bottom, go up the briquetting crimping in vice waterproof tank upside, and the vertical border embedding U type through inslot of vice waterproof tank side, it is located the diapire department crimping of U type through groove front side in vice waterproof tank on last briquetting, the diapire department crimping of U type through groove rear side is in down, and correspond on last briquetting and be equipped with fourth connecting hole, fourth connecting hole is opened between the fourth connecting hole.

7. The roof rack for solar panels according to claim 1, wherein: the bottom of the outer side walls at two sides of the main waterproof groove are obliquely and upwardly bent to be provided with a fixing edge, an upper pressing plate is laterally pressed on the beam, the front end of the upper pressing plate is provided with a pressing edge, a pressing groove is arranged at the position, corresponding to the fixing edge, of the bottom of the pressing edge, the pressing edge is pressed on the fixing edge through the pressing groove, two fifth connecting holes are formed in the upper pressing plate, U-shaped bolts are connected in the two fifth connecting holes and are bridged on the beam, the bottoms of the U-shaped bolts are connected with a lower pressing plate abutted against the bottom of the beam, and the lower pressing plate is fixed on the bottom of the beam through nuts.

8. The roof rack for solar panels according to claim 1, wherein: the U-shaped support frames are fixedly connected to the front ends of the frame beams forwards, the height of the first vertical side of each support frame is lower than that of the second vertical side, the first vertical side is located at the bottom of the main waterproof groove and fixedly connected to the front ends of the frame beams, a front edge guide groove is jointly arranged in each support frame and is of a U-shaped structure matched with the inner walls of the support frames, a connecting edge is arranged outwards on the front edge guide groove at the top of one side corresponding to the first vertical side, an inverted L-shaped blocking edge is arranged inwards at the top of one side corresponding to the second vertical side, the blocking edge is higher than the top of the front end of the main waterproof groove, and the connecting edge is in compression joint between the main waterproof groove and the first vertical side.

9. Solar cell panel connection structure, including the roof rack for solar cell panels of any one of claims 1 to 8, characterized in that: the solar cell panel is characterized by further comprising solar cell panels which are distributed in a rectangular array on the upper side of the roof frame for the solar cell panels, clamping blocks are positioned at the bottoms of the solar cell panels, the hook edges of the bottoms of every two adjacent solar cell panels in the same row are lapped on the upper side of the bearing surface of the same bracket, the corresponding hook edge positions are positioned in the gaps and are pressed and fixed through the clamping blocks, and gaps between every two adjacent solar cell panels in the same row correspond to the middle position above the auxiliary waterproof groove.

10. The solar panel connection structure according to claim 9, wherein: two solar panels on the same bracket are separated by a ledge on the upper side of the bracket.