CN220814582U

CN220814582U - Photovoltaic cable bridge roof mounting structure

Info

Publication number: CN220814582U
Application number: CN202322419258.2U
Authority: CN
Inventors: 徐永陈; 马海龙; 谢莉; 佘得吉; 郑贤贤
Original assignee: Center International Group Co Ltd
Current assignee: Center International Group Co Ltd
Priority date: 2023-09-06
Filing date: 2023-09-06
Publication date: 2024-04-19
Anticipated expiration: 2033-09-06

Abstract

The utility model discloses a photovoltaic cable bridge roof mounting structure which is arranged at a roof opening (1 a) on a metal roof (1), wherein the mounting structure comprises a support frame (2) arranged along the periphery of the roof opening (1 a), the support frame (2) extends to the upper part of the roof opening (1 a), waterproof insulation boards (3) are arranged at all outer side surfaces of the support frame (2), bridge penetrating holes (3 a) for penetrating a cable bridge (4) are formed at the back surface of the waterproof insulation boards (3), and waterproof sealing connection is formed between the cable bridge (4) and the bridge penetrating holes (3 a). According to the utility model, the access port of the cable bridge is placed on the back surface of the roof opening, and the cable bridge is provided with the drainage gradient, so that a good waterproof effect is achieved, and the problems of roof waterproof and heat preservation are solved.

Description

Photovoltaic cable bridge roof mounting structure

Technical Field

The utility model relates to the technical field of BIPV, in particular to a photovoltaic cable bridge roof mounting structure.

Background

Particularly, the method is very suitable for installing a distributed photovoltaic power generation system on the roof of some large industrial buildings, and the photovoltaic power generation system is usually composed of a battery assembly, an inverter, a cable bridge, primary electrical equipment, secondary electrical equipment and the like; the battery pack is connected to the inverter by forming a battery pack string after being connected in series, the inverter then merges the cables through the cable bridge and finally is connected to the distribution room, however, often the distribution room is located in a room of a building, the cable bridge needs to penetrate through a roof or a wall surface in order to extend into the room, the battery pack needs to be opened on the roof or the wall surface, the appearance of the building is often affected by opening the wall surface, the path of the cable bridge is increased, and the mode of opening holes in the roof is selected in most aspects to complete the connection of the cable bridge and the distribution room.

Because the roof has waterproof and heat-insulating functions, the roof opening is liable to be damaged by waterproof and heat-insulating, and if the roof opening is improperly treated, serious hidden danger of water leakage exists.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a photovoltaic cable bridge roof mounting structure, which is characterized in that an access port of a cable bridge is placed on the back surface of a roof opening, and meanwhile, the cable bridge is provided with a drainage gradient, so that a good waterproof effect is achieved, and the problems of roof waterproof and heat preservation are solved.

The utility model adopts the following technical scheme:

The utility model provides a photovoltaic cable testing bridge roofing mounting structure, its roofing opening part that sets up on the metal roofing, mounting structure includes along roofing opening periphery sets up braced frame, braced frame extends to roofing open-ended top, and all lateral surface departments of braced frame install waterproof heated board, waterproof heated board's back surface department shaping has the testing bridge perforation that the cable testing bridge penetrated, the cable testing bridge with form waterproof sealing connection between the testing bridge perforation.

Preferably, the support frame comprises an additional purline arranged along the edge of the roof opening and support columns extending outwards from four corners of the roof opening, the additional purline is fixedly connected with the roof purline, the lower end of the support column is fixedly connected with the additional purline, a hole side plate is laid between the support columns, and the bridge perforation sequentially penetrates through the waterproof insulation board and the hole side plate.

Still preferably, the waterproof insulation board comprises a waterproof edge collecting piece and insulation cotton, the waterproof edge collecting piece comprises a top edge collecting piece, a back surface edge collecting piece and two side edge collecting pieces, the back surface edge collecting piece and the two side edge collecting pieces are respectively attached to the outer side of the insulation cotton of the vertical face of the support frame and extend to the top area of the support frame, the top edge collecting piece is completely covered at the upper end face of the insulation cotton at the top of the support frame, and the periphery of the top edge collecting piece is respectively fixedly connected with the corresponding back surface edge collecting piece, the corresponding back surface edge collecting piece and the corresponding two side edge collecting pieces after being bent downwards.

Further, the two side edge collecting pieces respectively form guide plates extending outwards and arranged in an inclined mode at the lower portions of the two sides of the supporting frame, and the guide plates are fixedly connected with the metal roof plate.

Furthermore, the lower part of the water-facing surface edge collecting piece is also provided with a rainwater diversion plate which is obliquely arranged, the upper end of the rainwater diversion plate is fixedly attached to the water-facing surface edge collecting piece, and the lower end of the rainwater diversion plate extends to the lower part of the metal roof plate and is fixedly connected with the metal roof plate.

Preferably, an overhanging support frame is mounted at the edge of the bridge perforation, the back surface edge collecting piece above the bridge perforation extends to the support frame, a fixed connection is formed at the end face of the support frame, and the back surface edge collecting piece extends to the upper end face of the cable bridge in an inclined arrangement and forms a waterproof lap joint with the cable bridge.

Further, the upper part of the back water surface edge collecting piece positioned below the bridge frame perforation is fixedly connected with the end face of the supporting frame, and the lower part of the back water surface edge collecting piece is fixedly connected with a water baffle (1 d) arranged on the metal roof.

Further, the outer side surfaces of the top edge collecting piece, the back water surface edge collecting piece, the upstream water surface edge collecting piece and the two side edge collecting pieces are coated with waterproof paint layers or covered with a layer of flexible coiled materials.

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

A. According to the utility model, the cable bridge enters an inlet in a house through the opening on the metal roof, the supporting frame which extends out is arranged at the opening of the roof, the waterproof insulation board for waterproofing is paved on the supporting frame, the bridge perforation structure is arranged on the back surface side of the whole supporting frame, the waterproof sealing structure between the cable bridge and the bridge perforation is established, the waterproof performance is ensured to the maximum extent, the heat preservation continuity of the metal roof can be ensured, and the phenomenon of cold bridge does not exist; the waterproof agent is simple and convenient to prepare, good in waterproof effect, and high in applicability, and can be applied to various roof hole opening conditions.

B. The rainwater diversion plate is arranged at the lower part of the edge collecting piece on the upstream surface, the inclined diversion plates are arranged at the lower parts of the edge collecting pieces on the two sides, so that rainwater can be led out in time, and the top edge collecting piece is of a whole flashing edge collecting cover plate structure, so that water leakage is avoided, and the waterproof function is greatly improved.

C. The waterproof edge-folding pieces are integrally coated with waterproof paint or covered with a layer of flexible coiled material to be sealed, so that the secondary waterproof effect is achieved, and the roof waterproof effect is further enhanced.

Drawings

In order to more clearly illustrate the embodiments of the present utility model, the drawings that are required for the embodiments will be briefly described, and it will be apparent that the drawings in the following description are some embodiments of the present utility model and that other drawings may be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of an opening structure of a metal roof provided by the utility model;

FIG. 2 is a section view of section 1-1 of FIG. 1;

Fig. 3 is a sectional view of section 2-2 of fig. 1.

The figures are identified as follows:

1-Metal roofing

1 A-roof opening, 1 b-metal roof panel, 1 c-roof purline, 1 d-water baffle

2-Support frame

21-Additional purlin, 22-support column, 23-portal side plate

3-Waterproof insulation boards, 3 a-bridge frame perforation;

31-waterproof edging piece

311-Top trim, 312-back face trim, 313-upstream face trim

314-Side edge trimming piece, 314 a-deflector

32-Heat preservation cotton

4-Cable bridge rack; 5-a rainwater diversion plate; 6-supporting frames; 7-a waterproof paint layer; 8-flexible web.

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; the mechanical connection and the electrical connection can be adopted; 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.

As shown in fig. 1 to 3, the present utility model provides a cable bridge roof mounting structure, which is disposed at a roof opening 1a on a metal roof 1, the mounting structure includes a support frame 2 disposed along the periphery of the roof opening 1a, the support frame 2 extends to above the roof opening 1a, waterproof insulation boards 3 are mounted at all outer sides of the support frame 2, bridge penetrating holes 3a through which a cable bridge 4 penetrates are formed at a back surface of the support frame 2 with the waterproof insulation boards 3, and waterproof sealing connection is formed between the cable bridge 4 and the bridge penetrating holes 3 a. The cable bridge roof mounting structure formed by the utility model is in a sealed structure form protruding out of a metal roof, in order to enhance the waterproof effect of the cable bridge, bridge perforation is carried out on the back surface of the supporting frame, and then the cable bridge is mounted, so that the waterproof sealing purpose is achieved.

The support frame 2 that adopts includes along roofing opening 1a edge setting's additional purlin 21 and is located the overhanging support column 22 of roofing opening 1a four bights, and additional purlin 21 and roofing purlin 1c fixed connection, support column 22's lower extreme and additional purlin 21 fixed connection, laid hole curb plate 23 between the support column 22, bridge perforation 3a runs through waterproof heated board 3 and hole curb plate 23 in proper order.

The roof opening 1a formed by the utility model is of a rectangular hole structure, and the size of the roof opening 1a is slightly larger than the width of the cable bridge 4, and is generally 1.5 times of the width of the cable bridge 4. In the original roof purline 1C height range of roof opening 1a department, set up four additional C type additional purlines 21, additional purline 21 is the well style of calligraphy and arranges, and four additional purlines 21 carry out reliable connection with original roof purline 1C, simultaneously on additional purline 21, four support post 22 are stretched to four bights of roof opening 1a, and the height of support post 22 is to be decided according to cable testing bridge 4's height, is generally not less than 500mm.

The waterproof insulation board 3 includes a waterproof edge-collecting member 31 and insulation cotton 32, the waterproof edge-collecting member 31 includes a top edge-collecting member 311, a back surface edge-collecting member 312, a back surface edge-collecting member 313 and two side edge-collecting members 314, the back surface edge-collecting member 312, the back surface edge-collecting member 313 and the two side edge-collecting members 314 are respectively attached to the outer side of the insulation cotton 32 on the vertical surface of the support frame 2 and extend to the top area of the support frame 2, the top edge-collecting member 311 completely covers the upper end face of the insulation cotton 32 on the top of the support frame 2, and the periphery of the top edge-collecting member 311 is fixedly connected with the corresponding back surface edge-collecting member 312, the back surface edge-collecting member 313 and the two side edge-collecting members 314 after being bent downwards, the waterproof edge-collecting member 31 adopts a flashing board, and the top edge-collecting member 311 preferably adopts a whole board structure, namely a whole flashing edge-collecting board is adopted to cover the top edge-collecting member and is connected with the side edge-collecting member on the periphery thereof, so that the effect of water leakage is completely eradicated. Of course, the two side edge collecting pieces 314 form a butt joint structure with the upstream side edge collecting piece 313 and the downstream side edge collecting piece 312 respectively, and sealing waterproof treatment is adopted at the butt joint.

In order to achieve better drainage, as shown in fig. 1 and 2, the two side edge collecting pieces 314 in the present utility model respectively form a deflector 314a extending outwards and being inclined at the lower part of two sides of the supporting frame 2, and the deflector 314a is fixedly connected with the metal roof plate 1 b. The lower end of the deflector 314a forms fixed connection with the fixed supporting seat on the metal roof, so that rainwater can be directly discharged into the groove of the metal roof plate and discharged through the groove of the metal roof plate.

Meanwhile, the lower part of the water-facing surface edge collecting piece 313 is provided with a rainwater diversion plate 5 which is obliquely arranged, as shown in fig. 3, the upper end of the rainwater diversion plate 5 is attached and fixed with the water-facing surface edge collecting piece 313, and the lower end of the rainwater diversion plate extends to the lower part of the metal roof plate 1b and is fixedly connected with the metal roof plate. The metal roof board rib is sealed through the cornice plug, meanwhile, the water-facing surface edge collecting piece 313 and the metal roof board are fixed on the bottom supporting angle steel through the tapping screw by the pressing bar, meanwhile, a rainwater flow dividing plate 5 is further arranged on the outer side of the water-facing surface edge collecting piece, rainwater can be divided onto the metal roof board 1b on two sides of the roof opening 1a, and in order to ensure a waterproof effect, the water-facing surface edge collecting piece 313 is integrally coated with waterproof paint, so that a secondary waterproof effect is achieved.

In order to make the cable bridge at the bridge perforation 3a more stable, an overhanging support frame 6 is arranged at the edge of the bridge perforation 3a, a back surface edge folding piece 312 above the bridge perforation 3a extends to the support frame 6, is bent along the support frame 6 and is fixedly connected with the end face of the support frame 6, and the back surface edge folding piece 312 continues to extend to the upper end face of the cable bridge 4 which is obliquely arranged to form a waterproof lap joint with the back surface edge folding piece. The utility model can also arrange a flexible coiled material 8 at the horizontal position of the supporting frame 6 in the figure, the flexible coiled material 8 is carried on the upper side surface of the cable bridge, extends to the position of the back surface edge collecting piece at the vertical surface along the supporting frame, and is connected with the back surface edge collecting piece and the top edge collecting piece.

Meanwhile, the upper part of the back water surface edge collecting piece 312 positioned below the bridge frame perforation 3a is fixedly connected with the end surface of the supporting frame 6, and the lower part of the back water surface edge collecting piece is fixedly connected with the water baffle 1d arranged on the metal roof 1.

The utility model arranges a water baffle 1d at the position 5-10 cm away from the roof plate plug at the roof opening 1a, and the water baffle 1d is matched with the roof plate type, thereby playing an absolute sealing role. The back water surface edge collecting piece positioned below the bridge frame perforation forms a back water surface edge collecting piece, the lower side of the back water surface edge collecting piece is fixed with the water baffle, the upper side of the back water surface edge collecting piece is fixed at the top of the roof opening, and the outer side of the back water surface edge collecting piece can be integrally coated with waterproof paint or covered with a layer of flexible coiled material to be sealed, so that the secondary waterproof effect is achieved.

Of course, heat-insulating cotton is laid on the inner side of the periphery and the top surface of the waterproof edging piece in advance, so that the aims of continuous heat insulation and short cold bridge are fulfilled. According to the utility model, the guide plates with the inclined angles are arranged at the left side and the right side of the roof opening to guide rainwater to the metal roof plates at the two sides, and the supporting pieces are arranged at the bottoms of the edge collecting pieces at the two sides, so that when the width of the edge collecting pieces at the two sides is too large, the edge collecting pieces at the two sides can be inclined inwards, and the problem of water storage is solved. The waterproof edge folding pieces are fixed through the edge folding conversion pieces, so that the self-tapping screw is ensured not to directly damage the metal roof board, and the hidden danger of water leakage is avoided.

The utility model is applicable to the prior art where nothing is said.

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 obvious variations or modifications are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a photovoltaic cable testing bridge roofing mounting structure, its roofing opening (1 a) department that sets up on metal roofing (1), its characterized in that, mounting structure includes along roofing opening (1 a) peripheral braced frame (2) that sets up, braced frame (2) extend to roofing opening (1 a) top, and all lateral surface departments of braced frame (2) install waterproof heated board (3), the back surface department shaping of waterproof heated board (3) has bridge perforation (3 a) that cable testing bridge (4) penetrated, cable testing bridge (4) with form waterproof sealing connection between bridge perforation (3 a).

2. The photovoltaic cable bridge roof mounting structure according to claim 1, wherein the support frame (2) comprises additional purlines (21) arranged along the edge of the roof opening (1 a) and support columns (22) extending outwards from four corners of the roof opening (1 a), the additional purlines (21) are fixedly connected with the roof purlines (1 c), the lower ends of the support columns (22) are fixedly connected with the additional purlines (21), a hole side plate (23) is paved between the support columns (22), and the bridge perforation (3 a) sequentially penetrates through the waterproof heat insulation plate (3) and the hole side plate (23).

3. The photovoltaic cable bridge roof mounting structure according to claim 1 or 2, characterized in that the waterproof insulation board (3) comprises a waterproof edging piece (31) and insulation cotton (32), the waterproof edging piece (31) comprises a top edging piece (311), a back water edging piece (312), a water-facing edging piece (313) and two side edging pieces (314), the back water edging piece (312), the water-facing edging piece (313) and the two side edging pieces (314) are respectively attached to the outer side of the insulation cotton (32) on the vertical face of the supporting frame (2) and extend to the top area of the supporting frame (2), the top edging piece (311) completely covers the upper end face of the insulation cotton (32) on the top of the supporting frame (2), and the periphery of the top edging piece (311) is bent downwards to form fixed connection with the corresponding back water edging piece (312), the water-facing edging piece (313) and the two side edging pieces (314).

4. A photovoltaic cable bridge roof mounting structure according to claim 3, characterized in that said two side edge collecting pieces (314) respectively form guide plates (314 a) extending outward in an inclined manner at the lower parts of the two sides of said supporting frame (2), said guide plates (314 a) being fixedly connected with the metal roof plate (1 b).

5. The photovoltaic cable bridge roof installation structure according to claim 4, characterized in that the lower part of the upstream surface edge collecting piece (313) is further provided with a rainwater diversion plate (5) which is obliquely arranged, the upper end of the rainwater diversion plate (5) is attached and fixed with the upstream surface edge collecting piece (313), and the lower end of the rainwater diversion plate extends to the lower part of the metal roof plate (1 b) and is fixedly connected with the metal roof plate.

6. The photovoltaic cable bridge roof mounting structure according to claim 5, characterized in that an overhanging support frame (6) is mounted at the edge of the bridge perforation (3 a), the back surface edging member (312) located above the bridge perforation (3 a) extends onto the support frame (6) and forms a fixed connection at the end face of the support frame (6), and the back surface edging member (312) continues to extend to the upper end face of the cable bridge (4) arranged obliquely, forming a waterproof lap joint therewith.

7. The photovoltaic cable bridge roof mounting structure according to claim 6, characterized in that the back surface edging member (312) located below the bridge penetration hole (3 a) has an upper portion fixedly connected with the end surface of the supporting frame (6) and a lower portion fixedly connected with a water baffle (1 d) mounted on the metal roof (1).

8. A photovoltaic cable bridge roof mounting structure according to claim 3, characterized in that the outer sides of the top edging (311), the back-side edging (312), the front-side edging (313) and the two-side edging (314) are coated with a waterproof coating (7) or with a flexible web (8).