CN210316266U

CN210316266U - Building photovoltaic integration roof

Info

Publication number: CN210316266U
Application number: CN201920914075.9U
Authority: CN
Inventors: 黄友波; 孙春耕; 王思平; 母志俊; 权启林
Original assignee: Sichuan Haoneng New Energy Co ltd
Current assignee: Sichuan Haoneng New Energy Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-04-14
Anticipated expiration: 2029-06-18

Abstract

The utility model provides a building photovoltaic integration roof, a plurality of photovoltaic module has been laid, photovoltaic module's joint seam below is equipped with vertical water drainage tank and the horizontal water drainage tank of mutual intercommunication, vertical water drainage tank is fixed to be set up on the roof purlin, vertical water drainage tank top is equipped with the layering, the layering is pressed photovoltaic module limit portion and is established on the groove limit of vertical water drainage tank, the groove limit of horizontal water drainage tank is pressed and is equipped with photovoltaic module limit portion, between layering and the photovoltaic module limit portion, between the groove limit of photovoltaic module limit portion and vertical water drainage tank and at least one department is equipped with the rubber strip between the groove limit of photovoltaic module limit portion and horizontal water drainage tank and seals, one side of at least one of them rubber strip transverse direction is equipped with drips the eaves, it sets up downwards to drip the eaves slope, make. The utility model discloses a building photovoltaic integration roof can be when utilizing photovoltaic module electricity generation, the problem of leaking that exists on effectual solution roof.

Description

Building photovoltaic integration roof

Technical Field

The utility model relates to a photovoltaic power generation field, in particular to building photovoltaic integration roof.

Background

Photovoltaic power generation technology has been developed very well as an effective solution for clean energy, but photovoltaic power stations have many limitations, large floor space, unstable power generation efficiency, and the like. The method aims at more and more concentrated ground power stations to be built, the number of building areas with good illumination conditions is less and less, and the generated energy of the concentrated power stations is difficult to be absorbed. In order to solve the problems, concentrated ground power stations are gradually turned to distributed photovoltaic power stations, and idle roofs become ideal positions for building the distributed photovoltaic power stations. Along with roof photovoltaic power plant construction increases, old house can bear the weight of the roof and also has been less and less, in order to solve the problem of leaking that old side roof was repaiied for a long time and newly-built roof avoids roof construction and the two investment problems of roof photovoltaic construction, building and photovoltaic integrated's BIPV mode is gradually fashionable. The photovoltaic module array is directly used as a building roof to be integrated into the building construction, so that the waste of secondary investment is avoided, and a more environment-friendly and energy-saving solution is provided for buildings of which the roofs need to be renovated.

The solution of many BIPV has emerged at present, roughly can divide into two kinds of schemes of subassembly overlap joint and subassembly concatenation, wherein the subassembly overlap joint scheme is the emulation traditional tile roof, overlap joint around as the tile with the subassembly, the physics slope through the roof carries out the drainage design, but this kind of lapped scheme application range is more restricted, only be applicable to those slopes very big, can in time be with rainwater exhaust roof, the slope of present some factory building roofs is very little, the rainwater is detained at the roof easily, the wind speed still has probably to cause the condition of rainwater refluence too soon, there is very big hidden danger of leaking. The concatenation scheme is to splice the subassembly along the roof surface, carries out the shutoff at the seam of subassembly, sets up water drainage tank at the downside of seam shutoff department between the subassembly, and those shutoff can not block the water that the seepage was got off. To the design of water drainage tank, a lot of types have appeared at present, the guide rail cross-section, fixed mode, the water guide theory is all the same, in order to reach the purpose of drainage, some guide rail design cross-sections are very big, can cause the waste of steel like this, and most of fixed modes all adopt the screw to fix, can cause the permanent destruction of structure like this, and when the secondary maintenance, the screw hole site is fixed insecure, causes easily to leak the rain risk. In order to seal tightly, the adopted installation mode is very complex, and the construction efficiency is low; and the water seepage and leakage conditions are caused by the adoption of rigid contact or unreasonable sealing rubber design.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: to the problem that exists, provide a building photovoltaic integration roof, can utilize photovoltaic module electricity generation simultaneously, the effectual problem of leaking that solves the roof existence.

The utility model adopts the technical scheme as follows:

the utility model provides a building photovoltaic integration roof, has laid a plurality of photovoltaic module, photovoltaic module's joint seam below is equipped with vertical water drainage tank and the horizontal water drainage tank of mutual intercommunication, vertical water drainage tank is fixed to be set up on the roof purlin, vertical water drainage tank top is equipped with the layering, the layering is pressed photovoltaic module limit portion and is established on vertical water drainage tank's trough rim, horizontal water drainage tank's trough rim is pressed and is equipped with photovoltaic module limit portion, between layering and the photovoltaic module limit portion, between photovoltaic module limit portion and the vertical water drainage tank's trough rim and at least one department between photovoltaic module limit portion and horizontal water drainage tank's trough rim are equipped with the rubber strip and seal, and one side of at least one of them rubber strip transverse direction is equipped with drips the eaves, drip the eaves slope and set up downwards, make the rainwater introduced inside the water drainage.

Due to the adoption of the structure, when rainwater seeps into the photovoltaic module joint, the seeped rainwater can be led into the drainage groove by the dripping eave on one side of the rubber strip, so that the rainwater is prevented from moving along the back of the photovoltaic module and entering the room, and the water leakage problem of the photovoltaic roof can be effectively solved.

Furthermore, be equipped with first rubber strip between layering and the photovoltaic module limit portion, the upper surface of first rubber strip is equipped with first arch along its length, the layering bottom is equipped with first recess, first protruding cooperation is inlayed and is established in first recess.

Due to the adoption of the structure, the first rubber strip can be stably arranged at the bottom of the pressing strip, the sealing effect of the first rubber strip is prevented from being weakened due to the offset of the position of the first rubber strip, and meanwhile, the structure is convenient to install.

Further, the lower surface of the first rubber strip is in contact with the front side of the edge of the photovoltaic module, and the cross section of the lower surface of the first rubber strip is in a sawtooth shape.

Due to the adoption of the structure, rainwater can be prevented from entering the lower part of the connecting joint of the photovoltaic assembly along the front side of the edge part of the photovoltaic assembly through capillary phenomenon, the sealing effect of the first rubber strip is increased, and the leakage of rainwater is reduced.

Further, be equipped with the second rubber strip between photovoltaic module limit portion and the groove limit of vertical water drainage tank, the lower surface of second rubber strip is equipped with the second arch along its length, the groove limit of vertical water drainage tank is equipped with the second recess, the protruding cooperation of second is inlayed and is established in the second recess.

Due to the adoption of the structure, the second rubber strip can be stably arranged on the groove edge of the longitudinal drainage groove, the sealing effect of the second rubber strip is prevented from being weakened due to the offset of the position of the first rubber strip, and meanwhile, the structure is convenient to install.

Furthermore, the upper surface of the second rubber strip is in contact with the back of the edge of the photovoltaic module, and the cross section of the upper surface of the second rubber strip is in a zigzag shape.

Due to the adoption of the structure, the rainwater can be prevented from entering the house through the capillary phenomenon along the back of the edge of the photovoltaic module, the sealing effect of the second rubber strip is increased, and the leakage of the rainwater is reduced.

Further, be equipped with the third rubber strip between photovoltaic module limit portion and the groove limit of horizontal water drainage tank, the lower surface of third rubber strip is equipped with the third arch, the groove limit of horizontal water drainage tank is equipped with the third recess, the protruding cooperation of third is inlayed and is established in the third recess.

Due to the adoption of the structure, the third rubber strip can be stably arranged on the groove edge of the transverse drainage groove, the sealing effect of the third rubber strip is prevented from being weakened due to the offset of the position of the first rubber strip, and meanwhile, the structure is convenient to install.

Further, the third rubber strip is of a hollow structure.

In the structure, the third rubber strip is of a hollow structure, so that the third rubber strip can be closely attached to the back of the photovoltaic module, and the sealing performance of the third rubber strip is improved.

Furthermore, the pressing strips are connected with the longitudinal drainage grooves through bolts, and the edges of the photovoltaic module are pressed on the groove edges of the longitudinal drainage grooves through the bolt connection; the bolt comprises a bolt head and a bolt rod, the bolt head is fixedly arranged on two groove walls of the longitudinal drainage groove, and the bolt rod upwards penetrates through the pressing strip and is fixedly connected to the pressing strip through a nut.

Due to the adoption of the structure, the press strip can effectively press the edge of the photovoltaic module on the groove edge of the longitudinal drainage groove for a long time, so that the sealing effect between the press strip and the photovoltaic module and between the photovoltaic module and the groove edge of the drainage groove is ensured, and the service life of the whole device is prolonged.

Furthermore, two first platforms which are positioned at the same height are arranged on two walls of the longitudinal drainage groove, two second platforms which are positioned at the same height are arranged above the two first platforms, and the two first platforms and the two second platforms jointly form a cavity for clamping a bolt head; gaps are reserved between the two first platforms and between the two second platforms, so that rainwater flowing in from the longitudinal connecting seam enters the longitudinal drainage groove.

By adopting the structure, the bolt can be stably and detachably connected on the longitudinal drainage groove, and the structure is convenient to install and maintain.

Further, a waterproof adhesive tape is arranged above the transverse drainage groove and attached to the upper surface of the connecting seam of the photovoltaic module.

Due to the adoption of the structure, rainwater permeating into the transverse drainage groove from the photovoltaic module connecting joint can be reduced.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. in the utility model, at least one of the positions between the pressing strip and the edge of the photovoltaic module, between the edge of the photovoltaic module and the groove edge of the longitudinal drainage groove and between the edge of the photovoltaic module and the groove edge of the transverse drainage groove is provided with a rubber strip for sealing, one side of the transverse direction of at least one rubber strip is provided with a dripping eave, the dripping eave is arranged downwards in an inclined manner, rainwater is led into the drainage groove, and the rainwater infiltrated by the connecting seam of the photovoltaic module can be effectively prevented from moving along the back of the photovoltaic module and entering the interior of a house;

2. in the utility model, the first rubber strip is embedded with the bottom of the pressing strip through the first bulge on the upper surface, the second rubber strip is embedded with the groove edge of the longitudinal water drainage groove through the second bulge on the lower surface, and the third rubber strip is embedded with the groove edge of the transverse water drainage groove through the third bulge on the lower surface, so that the sealing effect of the rubber strip is prevented from being influenced by the deviation of the position of the rubber strip, and the field construction is facilitated;

3. in the utility model, the cross section of the lower surface of the first rubber strip is zigzag, so that rainwater is prevented from entering the longitudinal drainage groove by the capillary phenomenon and moving along the front side of the edge part of the photovoltaic module; the cross section of the upper surface of the second rubber strip is in a sawtooth shape, so that rainwater is prevented from moving along the back of the edge of the photovoltaic module through a capillary phenomenon and entering the house, and the leakage of the rainwater is effectively reduced;

4. in the utility model, the third rubber strip is a hollow structure, so that the third rubber strip can be tightly pressed on the back of the photovoltaic module, and the rainwater is prevented from moving along the back of the photovoltaic module;

5. the utility model discloses in, the layering passes through the bolt and presses the trough rim of establishing water drainage tank with photovoltaic module limit portion, makes the layering can be long-term effectual to press photovoltaic module limit portion to establish on vertical water drainage tank's trough rim, guarantees between layering and the photovoltaic module, the sealed effect between photovoltaic module and the water drainage tank trough rim, increases whole device's life.

Drawings

FIG. 1 is a schematic view of a building integrated photovoltaic roof structure;

FIG. 2 is a cross-sectional view of the longitudinal drainage channels and the bead;

FIG. 3 is a cross-sectional view of a first rubber strip and a second rubber strip;

FIG. 4 is an enlarged view of the structure at A in FIG. 2;

FIG. 5 is a cross-sectional view of a lateral drainage groove;

the labels in the figure are: 1-a photovoltaic module, 2-a longitudinal drainage channel, 21-a splicing hole, 22-a first water dividing channel, 23-a reinforcing plate, 24-a second water dividing channel, 25-a second groove, 26-a first platform, 27-a second platform, 3-a transverse drainage channel, 31-a third groove, 4-a batten, 41-a first groove, 42-a fourth groove, 5-a first rubber strip, 51-a drip eave, 52-a first bulge, 6-a second rubber strip, 62-a second bulge, 7-a bolt, 71-a bolt head, 72-a bolt rod, 8-a third rubber strip, 81-a third bulge, 82-a first hollow part, 83-a second hollow part, 9-a waterproof adhesive tape and 10-a rubber substrate.

Detailed Description

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

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

A building integrated photovoltaic roof is paved with a plurality of photovoltaic modules 1 as shown in figure 1, a longitudinal drainage channel 2 and a transverse drainage channel 3 which are mutually communicated are arranged below a connecting seam of the photovoltaic modules 1, the longitudinal drainage groove 2 is fixedly arranged on a roof purline, at least three splicing holes 21 are arranged in the longitudinal drainage groove 2 along the length direction, and a plurality of splicing holes 21 form a plane, namely, a plurality of splicing holes 21 are not positioned on the same straight line, wherein the longitudinal drainage channels 2 positioned on the same straight line are connected through the splicing holes 21 in the channels, in particular to a plug pin which is arranged in the splicing hole 21 of two longitudinal drainage channels 2 to be connected and is in interference fit with the splicing hole 21, meanwhile, glue is coated at the joint of the walls of the two longitudinal drainage grooves 2 for sealing the joint, so that rainwater is prevented from seeping into a room from the joint; the transverse drainage channels 3 are connected between the longitudinal drainage channels 2 and are communicated with the longitudinal drainage channels 2.

Vertical water drainage tank 2 top is equipped with layering 4, layering 4 is pressed the long limit portion of photovoltaic module 1 and is established the groove edge at vertical water drainage tank 2, the groove edge at horizontal water drainage tank 3 is also pressed to the short limit portion of photovoltaic module 1 under the effect of layering, between layering 4 and the long limit portion of photovoltaic module 1, between the groove edge of photovoltaic module 1 long limit portion and vertical water drainage tank 2 and between the groove edge of photovoltaic module 1 short limit portion and horizontal water drainage tank 3 all be equipped with the rubber strip and seal, one side of rubber strip horizontal direction is equipped with drips eaves 51, drip eaves 51 slope and set up downwards, and it specifically does, drip eaves 51 and set up along the length direction of rubber strip, and its one side fixed connection is on the rubber strip, and its opposite side slope sets up downwards, makes the rainwater introduced inside the water drainage tank.

As shown in fig. 2 and 3, a first rubber strip 5 is arranged between the batten 4 and the long side portion of the photovoltaic module 1, a first protrusion 52 is arranged on the upper surface of the first rubber strip 5 along the length of the first rubber strip, a first groove 41 is arranged at the bottom of the batten 4, and the first protrusion 52 is embedded in the first groove 41 in a matching manner. The lower surface of the first rubber strip 5 is in contact with the front side of the long edge part of the photovoltaic module 1, and the cross section of the lower surface of the first rubber strip 5 is in a zigzag shape.

Be equipped with second rubber strip 6 between photovoltaic module 1 long limit portion and the groove limit of vertical water drainage tank 2, the lower surface of second rubber strip 6 is equipped with the protruding 62 of second along its length, the groove limit of vertical water drainage tank 2 is equipped with second recess 25, the protruding 62 cooperation of second is inlayed and is established in second recess 25. The upper surface of the second rubber strip 6 is in contact with the back of the long side part of the photovoltaic module 1, and the cross section of the upper surface of the second rubber strip 6 is in a zigzag shape.

As shown in fig. 5, a third rubber strip 8 is arranged between the short side portion of the photovoltaic module 1 and the groove edge of the transverse drainage groove 3, a third protrusion 81 is arranged on the lower surface of the third rubber strip 8, a third groove 31 is arranged on the groove edge of the transverse drainage groove 3, and the third protrusion 81 is embedded in the third groove 31 in a matching manner.

The third rubber strip 8 is of a hollow structure. Preferably, the third rubber strip 8 is inside to be equipped with first hollow portion 82 and the hollow portion 83 of second along its length direction, the hollow portion 83 of second is located one side that horizontal water drainage tank was kept away from to first hollow portion 82, makes two third rubber strips 8 on the horizontal water drainage tank 3 both sides be the splayed and arrange, increases the sealed effect of third rubber strip 8, avoids the rainwater to remove and get into inside the house along the photovoltaic module 1 back.

The first rubber strip 5, the second rubber strip 6 and the third rubber strip 8 are all made of silicon rubber, the silicon rubber is inorganic rubber and has certain flame retardance, and when a fire disaster occurs in a house, the fire disaster can be prevented from spreading.

As shown in fig. 1 and 4, the batten 4 is connected with the longitudinal drainage channel 2 through a bolt 7, and the long side part of the photovoltaic module 1 is pressed on the channel side of the longitudinal drainage channel 2 through the bolt connection; the bolt 7 comprises a bolt head 71 and a bolt rod 72, the bolt head 71 is fixedly arranged on two groove walls of the longitudinal drainage groove 2, and the bolt rod 72 upwards penetrates through the pressing strip 4 and is fixedly connected to the pressing strip 4 through a nut.

As shown in fig. 4, two first platforms 26 located at the same height are arranged on two walls of the longitudinal drainage groove 2, the first platforms 26 are arranged along the length direction of the longitudinal drainage groove, two second platforms 27 located at the same height are arranged above the two first platforms 26, the second platforms 27 are arranged along the length direction of the longitudinal drainage groove, and the two first platforms 26 and the two second platforms 27 together form a cavity for clamping a bolt head 71; gaps are reserved between the two first platforms 26 and between the two second platforms 27, so that rainwater flowing in from the longitudinal connecting seam enters the longitudinal drainage groove 2.

Be equipped with fourth recess 42 on the layering 4, its fourth recess 42 can make 7 poles of bolts can not expose layering 4 surfaces, avoids 7 poles of bolts to shelter from photovoltaic module 1, increases photovoltaic module 1's generating efficiency, and fourth recess 42 can be used as photovoltaic module 1 cleaning machines people's guide rail simultaneously, avoids additionally setting up photovoltaic module 1 cleaning machines people's guide rail, simplifies the construction degree of difficulty.

The interior of two walls of the longitudinal drainage channel 2 is respectively provided with a first water diversion channel 22 and a second water diversion channel 24 along the length direction, the three water channels are not communicated with each other, and the two water diversion channels are respectively communicated with the transverse drainage channels 3 at two sides of the longitudinal drainage channel 2 and used for draining rainwater collected by the transverse drainage channels 3. Separate into three mutually noninterfere water drainage tank with vertical water drainage tank 2, when vertical water drainage tank 2 had local damage, can reduce the rainwater leakage volume of vertical water drainage tank 2, can increase vertical water drainage tank 2's intensity simultaneously, avoid vertical water drainage tank 2 groove jade wall atress to buckle.

In order to further increase the strength of the longitudinal drainage groove 2, a reinforcing plate 23 is arranged in the longitudinal drainage groove 2 along the length direction of the longitudinal drainage groove, two sides of the reinforcing plate 23 are fixedly connected to two walls of the longitudinal drainage groove 2, the longitudinal drainage groove 2 is divided into an upper cavity and a lower cavity which are not interfered with each other, and the upper cavity is used for drainage. The longitudinal drainage channel 2 is integrally formed.

As shown in fig. 5, a waterproof adhesive tape 9 is arranged above the transverse drainage groove 3, and the waterproof adhesive tape 9 is attached to the upper surface of the connecting seam of the photovoltaic module 1. Meanwhile, in order to prevent the waterproof adhesive tape 9 from being broken by hard objects such as hailstones, a rubber substrate 10 is connected between the transverse connecting seams of the photovoltaic module 1, and the rubber substrate 10 is in contact with the lower surface of the waterproof adhesive tape 9.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a building integrated photovoltaic roof has laid a plurality of photovoltaic module (1), its characterized in that: a longitudinal drainage groove (2) and a transverse drainage groove (3) which are mutually communicated are arranged below a connecting seam of the photovoltaic module (1), the longitudinal drainage groove (2) is fixedly arranged on a roof purline, a pressing strip (4) is arranged above the longitudinal drainage groove (2), the edge of the photovoltaic module (1) is pressed on the groove edge of the longitudinal drainage groove (2) by the pressing strip (4), the edge of the transverse drainage groove (3) is pressed by the photovoltaic module (1), rubber strips are arranged at least one position between the pressing strip (4) and the edge of the photovoltaic module (1), between the edge of the photovoltaic module (1) and the groove edge of the longitudinal drainage groove (2) and between the edge of the photovoltaic module (1) and the groove edge of the transverse drainage groove (3) for sealing, one side of at least one rubber strip in the transverse direction is provided with a dripping eave (51), and the dripping eave (51) is obliquely and downwards arranged, so that the rainwater is introduced into the inside of the drain tank.

2. The building integrated photovoltaic roof of claim 1, wherein: be equipped with first rubber strip (5) between layering (4) and photovoltaic module (1) limit portion, the upper surface of first rubber strip (5) is equipped with first arch (52) along its length, layering (4) bottom is equipped with first recess (41), first arch (52) cooperation is inlayed and is established in first recess (41).

3. The building integrated photovoltaic roof of claim 2, wherein: the lower surface of the first rubber strip (5) is in contact with the front side of the edge of the photovoltaic module (1), and the cross section of the lower surface of the first rubber strip (5) is in a sawtooth shape.

4. The building integrated photovoltaic roof of claim 1, wherein: be equipped with second rubber strip (6) between the groove limit of photovoltaic module (1) limit portion and vertical water drainage tank (2), the lower surface of second rubber strip (6) is equipped with the protruding (62) of second along its length, the groove limit of vertical water drainage tank (2) is equipped with second recess (25), the protruding (62) cooperation of second is inlayed and is established in second recess (25).

5. The building integrated photovoltaic roof of claim 4, wherein: the upper surface of the second rubber strip (6) is in contact with the back of the edge of the photovoltaic module (1), and the cross section of the upper surface of the second rubber strip (6) is in a sawtooth shape.

6. The building integrated photovoltaic roof of claim 1, wherein: be equipped with third rubber strip (8) between the groove limit of photovoltaic module (1) limit portion and horizontal water drainage tank (3), the lower surface of third rubber strip (8) is equipped with the protruding (81) of third, the groove limit of horizontal water drainage tank (3) is equipped with third recess (31), the protruding (81) cooperation of third is inlayed and is established in third recess (31).

7. The building integrated photovoltaic roof of claim 6, wherein: the third rubber strip (8) is of a hollow structure.

8. The building integrated photovoltaic roof of claim 1, wherein: the pressing strips (4) are connected with the longitudinal drainage grooves (2) through bolts (7), and the edges of the photovoltaic modules (1) are pressed on the groove edges of the longitudinal drainage grooves (2) through bolt connection; bolt (7) include bolt head (71) and bolt pole (72), bolt head (71) are fixed to be set up on two groove walls of vertical water drainage tank (2), bolt pole (72) upwards run through layering (4) to through nut fixed connection on layering (4).

9. The building integrated photovoltaic roof of claim 8, wherein: two first platforms (26) located at the same height are arranged on two walls of the longitudinal drainage groove (2), two second platforms (27) located at the same height are arranged above the two first platforms (26), and the two first platforms (26) and the two second platforms (27) jointly form a cavity for clamping the head of the bolt (7); gaps are reserved between the two first platforms (26) and between the two second platforms (27), so that rainwater flowing in from the longitudinal connecting seam enters the longitudinal drainage groove (2).

10. The building integrated photovoltaic roof of claim 1, wherein: horizontal water drainage tank (3) top is equipped with waterproof sticky tape (9), photovoltaic module (1) joint upper surface is located in waterproof sticky tape (9) subsides.