CN211473125U

CN211473125U - BHPV photovoltaic array mounting structure of solar photovoltaic building

Info

Publication number: CN211473125U
Application number: CN201921987859.0U
Authority: CN
Inventors: 柴保双; 裴冠荣; 王鹤; 徐杰彦; 李奇; 杨媛; 杨志磊
Original assignee: State Grid Comprehensive Energy Service Group Co ltd
Current assignee: State Grid Comprehensive Energy Service Group Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-09-11
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to a BHPV photovoltaic array mounting structure of solar photovoltaic building belongs to the technical field of solar photovoltaic building, including the rectangle solar photovoltaic board on tiling and roof, leave the space of walking line and connecting between the solar photovoltaic board, and this space passes through the sealed cover of sealing strip to make photovoltaic array form the protection to the roof cover, avoided the roof infiltration condition to take place.

Description

BHPV photovoltaic array mounting structure of solar photovoltaic building

Technical Field

The utility model belongs to the technical field of the technique of solar photovoltaic building and specifically relates to a BHPV photovoltaic array mounting structure of solar photovoltaic building is related to.

Background

The photovoltaic building integration is called BHPV for short, and is a technology for integrating a solar power generation product on a building, and comprises the combination of a photovoltaic square matrix and the building and the integration of the photovoltaic square matrix and the building.

The integration of a photovoltaic square matrix and a building has high requirements on a photovoltaic module, and the photovoltaic module not only needs to meet the functional requirements of photovoltaic power generation, but also needs to meet the basic functional requirements of the building.

The photovoltaic array is formed by splicing and combining solar photovoltaic panels, and because adjacent solar photovoltaic panels need to be electrically connected, gaps for lines to pass through need to be arranged between the solar photovoltaic panels. After the photovoltaic array is formed, rainwater can permeate to the roof along the gaps between the solar photovoltaic panels in the using process, so that the roof can be subjected to water seepage over time.

To sum up, how to seal the gap between the solar photovoltaic panels, avoid the roof infiltration condition to take place, is the problem that needs to solve urgently.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a BHPV photovoltaic array mounting structure of solar photovoltaic building, this structure can seal the space between the solar photovoltaic board to avoid the roof infiltration condition to take place.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a BHPV photovoltaic array mounting structure of solar photovoltaic building sets up on the roof of slope, the roof upper berth is equipped with horizontal fossil fragments and vertical fossil fragments, and horizontal fossil fragments are located the below of vertical fossil fragments, photovoltaic array covers in a plurality of rectangle solar photovoltaic boards on roof including the tiling, the width of solar photovoltaic board equals horizontal interval between the vertical fossil fragments and cooperatees so that solar photovoltaic board both sides take between adjacent vertical fossil fragments, solar photovoltaic board and vertical fossil fragments fixed connection, adjacent solar photovoltaic board with the parallel side butt of horizontal fossil fragments and sealed, adjacent solar photovoltaic board with vertical fossil fragments parallel between the side form hold the holding tank that holds cable and joint, the uncovered department joint lock of holding tank has the sealing strip that seals the holding tank.

Through adopting above-mentioned technical scheme, the space between the solar photovoltaic board is sealed by the sealing strip lock, has sealed the space between the solar photovoltaic board on the basis of realizing the electricity connection between the adjacent solar photovoltaic board, has avoided the roof infiltration condition to take place.

The utility model discloses further set up to: the opening of the accommodating groove is arranged to be in a primary step shape, clamping grooves with semicircular sections are further formed in the tops of the two side walls of the accommodating groove, and the length direction of each clamping groove is parallel to the length direction of the accommodating groove; holding tank top lock has the open sealing strip of closed holding tank, the sealing strip includes closing plate and bar elasticity fastener, the elasticity fastener includes connecting portion and semi-circular arc, and the closing plate lock is in the semi-circular arc joint in the draw-in groove of one-level ladder and elasticity fastener, and the connecting portion laminating butt of elasticity fastener is in the inner wall of holding tank.

Through adopting above-mentioned technical scheme, closing plate lock holding tank top, elasticity fastener and holding tank cooperation joint, simple structure, it is all more convenient to set up and the dismouting.

The utility model discloses further set up to: the sealing strip is arranged into a U-shaped plate with an upward opening, the opening of the sealing strip is turned outwards to form an outer edge matched with the first-stage step shape of the accommodating groove, semicircular clamping parts matched with the clamping grooves are arranged on two side edges of the sealing strip, a rubber strip is arranged on the side surface, facing the accommodating groove, of the sealing strip part between the outer edge and the clamping parts, and the depth of the U-shaped plate of the sealing strip is smaller than that of the accommodating groove;

the uncovered department both sides of sealing strip are provided with the connecting plate of interior knot respectively, connecting plate and the uncovered department of sealing strip form uncovered ascending U-shaped lid groove, and sealing strip top joint lock has sealed lid.

Through adopting the above technical scheme, circuit connection between the adjacent solar photovoltaic board is in the below of sealing strip, sealed lid can be installed or dismantled as required, sealed lid is fashionable, the roof upper surface is comparatively smooth, and sealed lid and sealed strip form to the dual closure in space between the adjacent solar photovoltaic board, make the rainwater further improve along the closure in space between the solar photovoltaic board, sealed lid is not fashionable, because the sealing strip top is the cell type, be less than the solar photovoltaic board upper surface, so the easy nature of rainwater flows in the inslot of sealing strip, thereby the time that the rainwater dwelled in the solar photovoltaic board surface has been reduced, be favorable to the back of rain solar photovoltaic board surface to resume dry.

The utility model discloses further set up to: the connecting part of the elastic clamping piece is provided with a rubber strip on the surface facing the inner wall of the accommodating groove.

Through adopting above-mentioned technical scheme, the rubber strip has reduced the cooperation requirement of elasticity fastener and holding tank, has also improved the sealed effect that the holding tank was sealed to the sealing strip.

The utility model discloses further set up to: a gutter is arranged on one lower side of the roof.

Through adopting above-mentioned technical scheme, the setting of gutter can avoid the rainwater to flow down along the wall of the lower one side of roof, has also improved the water-proof effects at the lower one side border of roof.

The utility model discloses further set up to: and one side of the roof, which is higher, is provided with a flashing edge-closing plate.

Through adopting above-mentioned technical scheme, the flashing is received the sideboard, can avoid the rainwater to flow down along the wall of the higher one side of roof, has also improved the water-proof effects at the higher one side border of roof.

The utility model discloses further set up to: the bottom of the accommodating groove is provided with a layer of sealant.

Through adopting above-mentioned technical scheme, sealed setting has played further sealed effect to the gap between the solar photovoltaic board, has further improved the protective effect of solar photovoltaic board array structure to the roof, has further reduced the possibility of roof infiltration.

The utility model discloses further set up to: the holding tank top is provided with the sealed glue of foam strip and one deck.

Through adopting above-mentioned technical scheme, the setting of foam strip and sealed glue has played further sealed effect to the gap between the solar photovoltaic board, has further improved the protective effect of solar photovoltaic board array structure to the roof, has further reduced the possibility of roof infiltration.

The utility model discloses further set up to: be provided with reserve waterproof layer between adjacent vertical fossil fragments, reserve waterproof layer sets up in the below of solar photovoltaic board, and reserve waterproof layer both sides are provided with the hook portion of hook and vertical fossil fragments, the equal rigid coupling of reserve waterproof layer and vertical fossil fragments, solar photovoltaic board.

Through adopting above-mentioned technical scheme, the waterproof effect of this structure has further been improved in the setting of reserve waterproof layer, has further reduced the possibility of roof infiltration.

The utility model discloses further set up to: a strip-shaped plate-shaped broken bridge or a lighting plate is fixedly arranged between the solar photovoltaic panel and the standby waterproof layer.

By adopting the technical scheme, the broken bridge is arranged, so that the solar panel is thermally isolated from the keel, namely, the indoor and outdoor thermal isolation exists, and the occurrence of condensation is avoided; the lighting board is arranged, so that the lighting requirement of a newly-built roof is met.

To sum up, the utility model discloses a beneficial technological effect does:

1. the photovoltaic array paved on the roof is adopted to cover the roof, and gaps among solar photovoltaic panels of the photovoltaic array are sealed through sealing strips, so that the roof is protected, and the roof water seepage situation is avoided;

2. the clamping matching structure of the sealing strip and the accommodating groove is simple, and the assembly and disassembly are both convenient;

3. the setting of bridge cut-off makes to have thermal insulation between solar panel and the fossil fragments, and indoor and outdoor thermal insulation that exists has promptly avoided the emergence of the condensation condition.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention;

FIG. 2 is a schematic view showing a structure of a weather strip for embodying the embodiment;

fig. 3 is a schematic structural view of a standby waterproof board and an insulation board according to a second embodiment;

FIG. 4 is a schematic structural diagram of a third bridge-cut for embodying the embodiment;

FIG. 5 is a schematic view of four daylighting panels according to an embodiment;

FIG. 6 is a schematic view showing the structure of a five-seal strip according to the embodiment.

In the figures, 11, the transverse keel; 12. a longitudinal keel; 2. a solar photovoltaic panel; 3. a sealing strip; 31. an arc-shaped plate; 32. a rubber strip; 33. a sealing cover; 4. gutter; 5. flashing edge boards; 6. a standby waterproof layer; 7. a thermal insulation board; 8. breaking the bridge; 9. a plane skylight.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1 and 2, a BHPV photovoltaic array installation structure of a solar photovoltaic building, which realizes sealing of gaps between solar photovoltaic panels 2 on the basis of maintaining electrical connection between the solar photovoltaic panels 2, thereby preventing occurrence of roof water seepage.

In this embodiment, the roof is set to be an inclined rectangle, the roof is paved with the transverse keel 11 and the longitudinal keel 12, the transverse keel 11 is located below the longitudinal keel 12, and the building structure is a general building structure and will not be described in detail.

The photovoltaic array is formed by the concatenation of solar photovoltaic board 2, and the width of solar photovoltaic board 2 is the same with the interval between the adjacent vertical fossil fragments 12, is provided with the bar connection piece on the both sides face that solar photovoltaic board 2 corresponds vertical fossil fragments 12, and the plane of connection piece place is on a parallel with the solar photovoltaic board 2 side at solar photovoltaic board 2 place plane and length on a parallel with its place, and the width of connection piece is less than the width of vertical fossil fragments 12 top surface. As can be appreciated, the thickness of the connecting sheet is less than the thickness of the solar photovoltaic panel 2, and on this basis, the connecting sheet is disposed coplanar with the lower surface of the solar photovoltaic panel 2. The solar photovoltaic panel 2 is placed between the adjacent longitudinal keels 12, the connecting pieces are respectively overlapped on the top surfaces of the corresponding longitudinal keels 12, and the solar photovoltaic panel 2 and the keels are fixed by the aid of self-tapping bolts with axes perpendicular to the planes of the connecting pieces penetrating through the connecting pieces and the longitudinal keels 12.

The adjacent solar photovoltaic panels 2 form a strip-shaped gap with the length parallel to the longitudinal keel 12 at the position of the connecting sheet, and the gap can accommodate the joint and the cable of the solar photovoltaic panel 2 to pass through and be connected. It can be understood that the parallel side edges of the solar photovoltaic panel 2 and the transverse keel 11 do not need to pass through cables and joints, so that gaps do not need to be arranged, and the solar photovoltaic panel is sealed by adopting the prior art, such as conventional butt joint and rubber strip 32 sealing.

The gap between the adjacent solar photovoltaic panels 2 is sealed by the sealing strip 3, and the sealing strip 3 is sealed and buckled at the top of the gap between the adjacent solar photovoltaic panels 2. Particularly, the clearance concatenation between the adjacent solar photovoltaic board 2 forms uncovered ascending cross-section and is the holding tank of U-shaped, and the uncovered department of holding tank sets up to one-level notch cuttype, and holding tank both sides wall top still is provided with the cross-section and is the semicircular draw-in groove, and the length direction of draw-in groove is on a parallel with the length direction of holding tank. Sealing strip 3 includes closing plate and bar elasticity fastener, and the elasticity fastener includes connecting portion and semi-circular arc 31, and the closing plate lock is in the one-level ladder in order to form smooth plane with the 2 smooth surfaces of solar photovoltaic board, the semi-circular arc 31 joint in the draw-in groove of elasticity fastener this moment, and the connecting portion laminating butt of elasticity fastener in the inner wall of holding tank. The connecting portion of elasticity fastener still is provided with rubber strip 32 on the face towards the holding tank inner wall, and rubber strip 32 has reduced the cooperation requirement of elasticity fastener and holding tank, has also improved the sealed effect that sealing strip 3 closed the holding tank.

The roof of this embodiment assembles triplex row, three row solar photovoltaic board 2, and sealing strip 3 is used for sealing the gap between the solar photovoltaic board 2 of adjacent row, and the length of event sealing strip 3 equals the length of single row solar photovoltaic board 2 to realize sealing the gap between the solar photovoltaic board 2 of adjacent row through a sealing strip 3.

The gutter 4 used for collecting rainwater flowing down along the roof is arranged on the lower side of the roof, the flashing edge-collecting plate 5 is arranged on the higher side of the roof, and the gutter 4 and the part of the edge-collecting plate connected with the transverse keel 11 of the roof are sealed by sealant and fixedly connected through self-tapping bolts. The gutter 4 and the setting of receipts sideboard can avoid the rainwater to flow down along the wall, have also improved the water-proof effects at roof border simultaneously.

In the concrete application process, according to the line needs and the sealed needs of walking in the space between the solar photovoltaic board 2, there is the sealed glue that fills and seal this space in the space between adjacent solar photovoltaic board 2, if: not gluing, only gluing the bottom layer of the accommodating groove, filling the foam strip in the accommodating groove and gluing the top layer. The sealing strips 3 can seal gaps between the solar photovoltaic panels 2, roof water seepage is avoided, sealing glue and/or foam strips are arranged, and sealing effect of gaps between the solar photovoltaic panels 2 is further improved.

Example two:

referring to fig. 1 and 3, the present embodiment is different from the first embodiment in that:

be provided with reserve waterproof layer 6 between adjacent longitudinal keel 12, reserve waterproof layer 6 sets up to the PVC board. The standby waterproof layer 6 is arranged on the solar photovoltaic panel 2 and the lower portion, hook portions of the hook longitudinal keels 12 are arranged on two sides of the standby waterproof layer 6, the hook portions are open downward U-shaped grooves, and the hook portions protrude out of two sides of the standby waterproof layer 6, so that the standby waterproof layer 6 is integrally U-shaped. The tapping screws pass through the connecting sheet, the backup waterproof layer 6 and the longitudinal runners 12 from top to bottom. And the gaps between the standby waterproof layer 6 and the longitudinal keels 12 and between the standby waterproof layer and the solar photovoltaic panel 2 are provided with sealant so as to realize the waterproof.

The waterproof effect of this structure has further been improved in the setting of reserve waterproof layer 6, has further reduced the possibility of roof infiltration.

Because reserve waterproof layer 6 is whole to be shown for the U-shaped, so there is the interval between reserve waterproof layer 6 and the 2 lower surfaces of solar photovoltaic board, is provided with heated board 7 in this interval, and the setting of heated board 7 has improved roof structure's heat preservation effect.

Example three:

referring to fig. 1 and 4, the present embodiment is different from the second embodiment in that:

be provided with the slabby bridge cut-off 8 of bar between solar photovoltaic board 2 and the reserve waterproof layer 6, bridge cut-off 8 sets up to the material that is difficult for heat conduction like PVC, sets up sealed glue between bridge cut-off 8 and solar photovoltaic board 2 and the reserve waterproof layer 6 and carries out waterproofly in order to fill the space.

The setting of bridge cut-off 8 makes to have thermal insulation between solar panel and the fossil fragments, and indoor and outdoor thermal insulation that exists has promptly avoided the emergence of the condensation condition.

Example four:

referring to fig. 1 and 5, the present embodiment is different from the second embodiment in that:

a daylighting panel 9 is arranged between the solar photovoltaic panel 2 and the standby waterproof layer 6, and sealant is arranged between the daylighting panel 9 and the solar photovoltaic panel 2 as well as between the daylighting panel 6 to fill gaps for waterproofing.

The lighting board 9 meets the lighting requirement of the newly-built roof.

Example five:

referring to fig. 1 and 6, the present embodiment is different from the first embodiment in that:

the structure to sealing strip 3 improves, sealing strip 3 sets up to uncovered ascending U template, the uncovered department of sealing strip 3 turns up in order to form with the outer edge of the one-level ladder shape matched with of holding tank, the both sides limit of sealing strip 3 is provided with the semi-circular screens position portion with draw-in groove matched with, be provided with rubber strip 32 on the side of 3 parts orientation holding tanks of sealing strip between outer edge and the screens portion, the degree of depth of the U-shaped plate of sealing strip 3 is less than and holds the groove depth degree, so that it holds the space of holding the line joint to persist between sealing strip 3 and the holding tank.

The two sides of the opening of the sealing strip 3 are respectively provided with an inner buckled connecting plate which is a bent plate, and the connecting plate and the opening of the sealing strip 3 form an upward opening cover groove.

The sealing cover 33 is buckled at the top of the sealing strip 3, the sealing cover 33 is arranged to be a downward U-shaped plate, and two side plates of the sealing cover 33 are respectively clamped into the cover grooves, so that the cover grooves cover the opening at the top of the sealing strip 3.

In the specific use process: circuit connection in the below of sealing strip 3 between the adjacent solar photovoltaic board 2, sealed lid 33 can be installed or dismantled as required, sealed lid 33 is fashionable, the roof upper surface is comparatively smooth, and sealed lid 33 and sealing strip 3 form the dual closure to the space between the adjacent solar photovoltaic board 2, make the rainwater further improve along the closure in space between the solar photovoltaic board 2, sealed lid 33 is not fashionable, because sealing strip 3 top is the cell type, be less than the solar photovoltaic board 2 upper surface, so the easy natural flow in inslot of sealing strip 3 of rainwater, thereby the time of rainwater in the stop of solar photovoltaic board 2 surfaces has been reduced, be favorable to behind the rain solar photovoltaic board 2 surfaces to resume dry.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a BHPV photovoltaic array mounting structure of solar photovoltaic building which characterized in that: is arranged on an inclined roof, a transverse keel (11) and a longitudinal keel (12) are paved on the roof, the transverse keel (11) is positioned below the longitudinal keel (12), the photovoltaic array comprises a plurality of rectangular solar photovoltaic panels (2) which are tiled and covered on a roof, the width of solar photovoltaic board (2) equals the horizontal distance between vertical fossil fragments (12) and cooperatees so that solar photovoltaic board (2) both sides take between adjacent vertical fossil fragments (12), solar photovoltaic board (2) and vertical fossil fragments (12) fixed connection, the side butt parallel with horizontal fossil fragments (11) of adjacent solar photovoltaic board (2) and sealed, adjacent solar photovoltaic board (2) with vertical fossil fragments (12) parallel between the side form hold the holding tank that holds cable and joint, holding tank opening department joint lock has sealing holding tank's sealing strip (3).

2. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as claimed in claim 1, wherein: the opening of the accommodating groove is arranged to be in a primary step shape, clamping grooves with semicircular sections are further formed in the tops of the two side walls of the accommodating groove, and the length direction of each clamping groove is parallel to the length direction of the accommodating groove; holding tank top lock has the open sealing strip of closed holding tank (3), sealing strip (3) include closing plate and bar elasticity fastener, the elasticity fastener includes connecting portion and semi-circular arc (31), and the closing plate lock is in semi-circular arc (31) joint in the draw-in groove of one-level ladder and elasticity fastener, and the connecting portion laminating butt of elasticity fastener is in the inner wall of holding tank.

3. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as claimed in claim 1, wherein: the sealing strip (3) is arranged to be a U-shaped plate with an upward opening, the opening of the sealing strip (3) is turned outwards to form an outer edge matched with the first-stage step shape of the accommodating groove, semicircular clamping parts matched with the clamping grooves are arranged on two side edges of the sealing strip (3), a rubber strip (32) is arranged on the side surface, facing the accommodating groove, of the part of the sealing strip (3) between the outer edge and the clamping parts, and the depth of the U-shaped plate of the sealing strip (3) is smaller than that of the accommodating groove;

the uncovered department both sides of sealing strip (3) are provided with the connecting plate of interior knot respectively, the uncovered department of connecting plate and sealing strip (3) forms uncovered ascending U-shaped lid groove, and sealing strip (3) top joint lock has sealed lid (33).

4. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as claimed in claim 2, wherein: and a rubber strip (32) is arranged on the surface of the connecting part of the elastic clamping piece facing the inner wall of the accommodating groove.

5. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as recited in any one of claims 1, 2 or 3, wherein: a gutter (4) is arranged on one lower side of the roof.

6. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as recited in any one of claims 1, 2 or 3, wherein: and a flashing edge-closing plate (5) is arranged on the higher side of the roof.

7. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as recited in any one of claims 1, 2 or 3, wherein: the bottom of the accommodating groove is provided with a layer of sealant.

8. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as recited in any one of claims 1, 2 or 3, wherein: the holding tank top is provided with the sealed glue of foam strip and one deck.

9. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as recited in any one of claims 1, 2 or 3, wherein: be provided with reserve waterproof layer (6) between adjacent vertical fossil fragments (12), reserve waterproof layer (6) set up in the below of solar photovoltaic board (2), and reserve waterproof layer (6) both sides are provided with the hook portion of hook and vertical fossil fragments (12), and reserve waterproof layer (6) and vertical fossil fragments (12), the equal rigid coupling of solar photovoltaic board.

10. The BHPV photovoltaic array mounting structure of a solar photovoltaic building as claimed in claim 9, wherein: a strip-shaped plate-shaped broken bridge (8) or a daylighting plate (9) is fixedly arranged between the solar photovoltaic panel (2) and the standby waterproof layer (6).