Photovoltaic building integrated roof with drainage structure
By designing the inclined cover, drip head and gutter structure on the BIPV roof, combined with the plug, the problem of poor rainwater drainage is solved, rapid and effective rainwater drainage is achieved, overflow and backflow are prevented, and the protective performance of the roof is improved.
Patent Information
- Application Number
- CN202422598127.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-25
- Publication Date
- 2025-10-21
- Estimated Expiration
- 2034-10-25
AI Technical Summary
BIPV roofs are difficult to drain rainwater quickly and effectively when the rainfall is heavy, and rainwater is prone to overflow or backflow at the eaves, affecting the roof's protective performance.
A slanted cover, drip head and gutter structure is designed. Combined with a first plug and a second plug, the slanted cover is tilted along a first direction. The drip head is located above the gutter to guide rainwater into the gutter, and the gutter is discharged; the plug prevents rainwater from overflowing at the eaves, ensuring that the rainwater is discharged quickly.
It improves the drainage efficiency of the roof structure, prevents rainwater from overflowing and backflow, protects key parts such as the insulation layer, and enhances the practical performance of the roof.
Smart Images
Figure CN223459039U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to building structure technical field, concretely relates to a photovoltaic building integrated roof with drainage structure. BACKGROUND
[0002] BIPV is a kind of technology that solar power generation product is integrated to building, especially the combination with building roof.
[0003] In the related art, the drainage structure of BIPV roof is mainly used to drain rainwater on the roof and protect the wall body, but in actual use, in the weather with large amount of rainwater, there is the case that the drainage performance is insufficient, it is difficult to quickly and effectively drain rainwater out of the roof, and the problem of rainwater overflow or backwater is prone to occur at the eave position, so that rainwater flows into the inside of the roof, dampens the key parts such as thermal insulation layer, and destroys the protection performance of the roof. UTILITY MODEL CONTENTS
[0004] Therefore, the utility model provides a photovoltaic building integrated roof with drainage structure to solve the problem that the drainage structure of BIPV roof is difficult to quickly and effectively drain rainwater when the amount of rainwater is large.
[0005] The utility model provides a photovoltaic building integrated roof with drainage structure, it includes: crossbeam, roof cover is fixed in the crossbeam, the side with the inclined cover of the roof cover is away from the crossbeam has, the inclined cover is along the first direction and is inclined to set, and the first side of the inclined cover along the first direction is defined as first eave, and the second side is second eave, the first eave is higher than the second eave and sets, the inclined cover includes first support layer and tile layer, the tile layer is covered and is set with the interval between the first support layer, eave gutter is connected with the inclined cover, and is located at second eave, drip head is located at the edge of the inclined cover and is located at second eave, and the drip head is located in the opposite upper side of the eave gutter opening, is suitable for guiding rainwater to flow into eave gutter and drain from the eave gutter, first plug is located at first eave and is located between the first support layer and the tile layer, and the first plug is respectively with the first support layer and the tile layer and is in contact, is suitable for preventing rainwater from overflowing from first eave, second plug is located at second eave and is located between the first support layer and the tile layer, and the second plug is respectively with the first support layer and the tile layer and is in contact, is suitable for preventing rainwater from overflowing from second eave.
[0006] Beneficial effects: The inclined cover surface is inclined in the first direction as a whole, which can effectively guide the water flow to flow to the second eave opening. In combination with the setting of the drip head and the eave gutter, the drainage efficiency of the roof structure is greatly improved, so that the rainwater can be quickly and effectively drained when the amount of rainwater is large. The first plug and the second plug are respectively arranged at the first eave opening and the second eave opening to effectively prevent rainwater from overflowing. The two metal blocking blocks are respectively arranged in abutment on the surface of the tile layer and the first support layer, so as to prevent rainwater from flowing into the interior of the roof structure and prevent the key parts such as the return water and the rainwater wetting the thermal insulation layer. The overall structure design is reasonable, the inclined cover surface, the drip head and the eave gutter cooperate with each other, which not only improves the drainage efficiency, but also avoids the overflow and return water problems at the eave opening through the fine blocking design, thereby improving the practical performance of the BIPV roof structure.
[0007] In an alternative embodiment, the roof cover further comprises a second support layer and a filling layer; the second support layer is fixed to the cross beam, the inclined cover surface is arranged on the side of the second support layer away from the cross beam, and the filling layer is arranged between the inclined cover surface and the second support layer.
[0008] In an alternative embodiment, the tile layer is arranged in parallel on the side of the first support layer away from the filling layer.
[0009] In an alternative embodiment, the side edge of the eave gutter is bent and extended to form a wing plate, and the wing plate is connected with the first support layer.
[0010] In an alternative embodiment, it further comprises an end plate arranged at the second eave opening and covering the end portion of the first support layer and the tile layer.
[0011] In an alternative embodiment, the drip head is arranged on the side of the first support layer away from the tile layer; the drip head has an arc plate and a side plate, the side plate is arranged continuously with the end plate, the arc plate is connected with the side plate, and the arc surface recess of the arc plate is arranged towards the eave gutter.
[0012] In an alternative embodiment, at least two cross beams are arranged at intervals.
[0013] In an alternative embodiment, it further comprises a support arranged between the first support layer and the tile layer; the support is fixed to the first support layer and abuts against the tile layer.
[0014] In an alternative embodiment, it further comprises a secondary purlin arranged between at least two cross beams; a plurality of secondary purlins are arranged at intervals and are respectively connected with the second support layer, and are suitable for assisting in supporting the roof cover.
[0015] In an alternative embodiment, the first end cap and the second end cap are each square in cross-section. BRIEF DESCRIPTION OF DRAWINGS
[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of these drawings.
[0017] Figure 1 FIG. 1 is a schematic view of a photovoltaic building integrated roof with a drainage structure according to the present application;
[0018] Figure 2 FIG. 1 is a schematic view of a photovoltaic building integrated roof with a drainage structure according to the present application; Figure 1 FIG. 1 is a schematic view of a photovoltaic building integrated roof with a drainage structure according to the present application;
[0019] Figure 3 FIG. 1 is a schematic view of a photovoltaic building integrated roof with a drainage structure according to the present application;
[0020] BRIEF DESCRIPTION OF DRAWINGS
[0021] 1, beam; 11, secondary purlin; 2, roof cover; 21, inclined cover surface; 22, second support layer; 23, filling layer; 24, support; 25, end plate; 3, first eave; 31, first end cap; 4, second eave; 41, second end cap; 5, first support layer; 6, tile layer; 7, eave gutter; 71, wing plate; 8, drip head; 81, arc plate; 82, side plate. DETAILED DESCRIPTION
[0022] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. Obviously, the drawings described below are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of these drawings.
[0023] In the description of the utility model, it is necessary to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or positional relationship is based on the orientation or positional relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the device or element indicated must have a particular orientation, a particular orientation and operation, therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0024] In the description of the utility model, it is necessary to explain, unless otherwise expressly provided and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, can also be detachably connected, or integrally connected, can be mechanically connected, can also be electrically connected, can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0025] In addition, the technical features involved in different embodiments of the utility model described below can be combined with each other as long as there is no conflict.
[0026] The embodiments of the utility model are described below in combination with Figures 1 to 3 .
[0027] According to the embodiment of the utility model, provide a kind of photovoltaic building integration roof with drainage structure, it include: crossbeam 1;Roof 2, fixed in the crossbeam 1;The side of the roof 2 deviating from the crossbeam 1 has inclined cover surface 21;The inclined cover surface 21 is inclined to be arranged along first direction, define the first side of the inclined cover surface 21 along first direction as first eaves 3, second side is second eaves 4, the first eaves 3 is higher than the second eaves 4 setting;The inclined cover surface 21 includes first support layer 5 and tile layer 6, the tile layer 6 is covered and set in the first support layer 5, and it is spaced apart with the first support layer 5;Eaves gutter 7, with the inclined cover surface 21 is connected, and is located at second eaves 4;Dripping head 8, located at the edge of the inclined cover surface 21, and located at second eaves 4, the dripping head 8 is located in the opposite upper of the eaves gutter 7 opening, suitable for guiding rainwater to flow into eaves gutter 7 and discharge from the eaves gutter 7;First plug 31, located at first eaves 3, and located between the first support layer 5 and the tile layer 6;The first plug 31 is respectively with the first support layer 5 and the tile layer 6 abuts, suitable for preventing rainwater from overflowing from first eaves 3;Second plug 41, located at second eaves 4, and located between the first support layer 5 and the tile layer 6;The second plug 41 is respectively with the first support layer 5 and the tile layer 6 abuts, suitable for preventing rainwater from overflowing from second eaves 4.
[0028] It should be noted that the BIPV roof structure includes crossbeam 1, second support layer 22 fixed on crossbeam 1, first support layer 5 covered on second support layer 22, tile layer 6 covered on first support layer 5, and photovoltaic layer covered on tile layer 6, and the filling layer 23 is clamped between the first support layer 5 and the second support layer 22, the filling layer 23 can be thermal insulation rock wool.
[0029] Specifically, the inclined cover surface 21 is a surface layer arranged at the outermost side of the BIPV roof structure, and is arranged in the first direction as a whole. The specific setting slope can be in the range of 2 degrees to 5 degrees. By setting the roof slope, the water flow can be effectively guided to the second eaves 4, thereby promoting the drainage efficiency of the roof structure. The first eaves 3 is a high eaves, and the second eaves 4 is a low eaves. On the high eaves side, when the water is drained along the inclined slope of the tile layer 6, the first eaves 3 end cannot effectively prevent the overflow of rainwater. Therefore, the first plug 31 is arranged, which is a metal blocking block arranged between the tile layer 6 and the first support layer 5, and the upper and lower sides of the first plug 31 are respectively tightly arranged on the surfaces of the tile layer 6 and the first support layer 5, thereby preventing the overflow of rainwater into the interior of the roof structure, preventing backwater and wetting the key parts of the insulation layer. On the second eaves 4 side, the tile layer 6 edge is provided with a water dropper 8, which can guide the rainwater into the eaves gutter 7 and then drain outward. The setting of the water dropper 8 makes the rainwater quickly converge and has a flow guiding effect, which can promote the drainage efficiency of the roof structure. On the low eaves side, when the water is drained along the inclined slope of the tile layer 6, the second eaves 4 end cannot effectively prevent the overflow of rainwater. Therefore, the second plug 41 is arranged, which is a metal blocking block arranged between the tile layer 6 and the first support layer 5, and the upper and lower sides of the second plug 41 are respectively tightly arranged on the surfaces of the tile layer 6 and the first support layer 5, thereby preventing the overflow of rainwater into the interior of the roof structure, preventing backwater and wetting the key parts of the insulation layer. Overall, the inclined cover surface 21, the water dropper 8 and the eaves gutter 7 cooperate with each other to greatly improve the drainage efficiency of the BIPV roof structure, so that the rainwater can be quickly and effectively drained when the amount of rainwater is large. The first plug 31 and the second plug 41 are respectively arranged at the high and low eaves, and are respectively tightly arranged with the tile layer 6 and the first support layer 5, thereby preventing the overflow of rainwater into the interior of the roof structure, preventing the overflow of the drainage structure at the eaves, and improving the practical performance.
[0030] Optionally, the cross-sectional shape of the first plug 31 and the second plug 41 can be square.
[0031] Optionally, the tile layer 6 can be a color steel tile layer.
[0032] In this embodiment, the inclined cover surface 21 is inclined in the first direction as a whole, which can effectively guide the water flow to the second eave 4, cooperate with the setting of the drip head 8 and the eave gutter 7, greatly improve the drainage efficiency of the roof structure, and ensure that the rainwater can be quickly and effectively drained when the amount of rainwater is large; by setting the first plug 31 and the second plug 41, the rainwater can be effectively prevented from overflowing at the first eave 3 and the second eave 4, respectively, and the two metal plugs are respectively tightly arranged on the surface of the tile layer 6 and the first support layer 5, which prevents the rainwater from flowing into the interior of the roof structure, prevents backflow and wetting of the key parts such as the thermal insulation layer, and improves the practicality of the BIPV roof structure.
[0033] In some embodiments, in combination with Figure 2 As shown, the roof cover 2 further comprises a second support layer 22 and a filling layer 23; the second support layer 22 is fixed to the cross beam 1, the inclined cover surface 21 is arranged on the side of the second support layer 22 away from the cross beam 1, and the filling layer 23 is arranged between the inclined cover surface 21 and the second support layer 22, and the filling layer 23 can be thermal insulation rock wool; the tile layer 6 is arranged in parallel on the side of the first support layer 5 away from the filling layer 23, and through the multi-level structure design, including the cross beam 1, the second support layer 22, the filling layer 23, the first support layer 5, the tile layer 6 and the photovoltaic layer arranged in sequence, the stability and durability of the entire roof structure are ensured, and the practicality is strong.
[0034] In some embodiments, in combination with Figure 3 As shown, the side of the eave gutter 7 is bent and extended to form a wing plate 71, the wing plate 71 is connected with the first support layer 5, and the slot of the eave gutter 7 is arranged corresponding to the low eave.
[0035] In some embodiments, in combination with Figure 3 As shown, it further comprises an end plate 25 arranged at the second eave 4 and covering the end of the first support layer 5 and the tile layer 6; the drip head 8 is arranged on the side of the first support layer 5 away from the tile layer 6; the drip head 8 has an arc plate 81 and a side plate 82, the side plate 82 is arranged continuously with the end plate 25, the arc plate 81 is connected with the side plate 82, and the arc surface recess of the arc plate 81 is arranged towards the eave gutter 7, so that the rainwater can smoothly fall into the eave gutter 7 through the end plate 25 and the drip head 8, the structure design is reasonable, and the practicality is strong.
[0036] In some embodiments, in combination with Figure 2As shown, at least two of the cross beams 1 are arranged at intervals, and a plurality of secondary purlins 11 are arranged between the at least two cross beams 1; the plurality of secondary purlins 11 are arranged at intervals from each other and are connected with the second support layer 22 respectively, for assisting in supporting the roof 2, so as to improve the stability of the roof structure.
[0037] In some embodiments, in combination with Figure 2 As shown, further comprising a support 24 arranged between the first support layer 5 and the tile layer 6; the support 24 is fixed to the first support layer 5 and abuts with the tile layer 6, and a plurality of supports 24 are arranged at intervals from each other, for assisting in supporting the tile layer 6, so as to improve the stability of the installation of the tile layer 6.
[0038] Obviously, the above embodiments are only examples for clearly illustrating, but not limitation to the embodiments. Although the embodiments of the present application are described in combination with the drawings, various modifications and variations can be made by those skilled in the art without departing from the spirit and scope of the present application, and such modifications and variations all fall within the scope defined by the present application.
Claims
1. A photovoltaic building integrated roof with a drainage structure, characterized in that, The utility model relates to a roof structure, comprising: a crossbeam (1); a roof (2) fixed to the crossbeam (1); the roof (2) has a sloping roof surface (21) on the side away from the crossbeam (1); the sloping roof surface (21) is arranged obliquely along a first direction, defining a first eave (3) on the first side of the sloping roof surface (21) along the first direction and a second eave (4) on the second side, the first eave (3) being higher than the second eave (4); the sloping roof surface (21) comprises a first support layer (5) and a tile layer (6), the tile layer (6) being arranged on the first support layer (5) and spaced apart from the first support layer (5); a gutter (7) connected to the sloping roof surface (21) and arranged at the second eave (4); a drip head (8) arranged at the edge of the sloping roof surface (21) and located at the second eave (4), the drip head (8) being located above the opening of the gutter (7) and adapted to guide rainwater into the gutter (7) and discharge the rainwater from the gutter (7); a first plug (31) arranged at the first eave (3) and located between the first support layer (5) and the tile layer (6); the first plug (31) abuts against the first support layer (5) and the tile layer (6) respectively and is adapted to prevent rainwater from overflowing from the first eave (3); a second plug (41) arranged at the second eave (4) and located between the first support layer (5) and the tile layer (6); the second plug (41) abuts against the first support layer (5) and the tile layer (6) respectively and is adapted to prevent rainwater from overflowing from the second eave (4).
2. The building integrated photovoltaic roof with a drainage structure according to claim 1, characterized in that, The roof (2) further comprises a second support layer (22) and a filling layer (23); the second support layer (22) is fixed to the crossbeam (1), the sloping roof surface (21) is arranged on the side of the second support layer (22) away from the crossbeam (1), and the filling layer (23) is interposed between the sloping roof surface (21) and the second support layer (22).
3. The building integrated photovoltaic roof with drainage structure according to claim 2, characterized in that, The tile layer (6) is arranged parallel to the side of the first support layer (5) away from the filling layer (23).
4. The building integrated photovoltaic roof with drainage structure according to claim 1, characterized in that, The side edge of the gutter (7) is bent and extended to form a wing plate (71), and the wing plate (71) is connected to the first support layer (5).
5. The building integrated photovoltaic roof with drainage structure according to claim 3, characterized in that, Further comprising an end plate (25) arranged at the second eave (4) and covering the end portions of the first support layer (5) and the tile layer (6).
6. The building integrated photovoltaic roof with drainage structure according to claim 5, characterized in that, The drip head (8) is arranged on the side of the first support layer (5) away from the tile layer (6); The drip head (8) has an arc plate (81) and a side plate (82), the side plate (82) is arranged continuously with the end plate (25), the arc plate (81) is connected to the side plate (82), and the arc surface recess of the arc plate (81) is arranged towards the gutter (7).
7. The building integrated photovoltaic roof with drainage structure according to claim 6, characterized in that, At least two crossbeams (1) are arranged spaced apart.
8. The building integrated photovoltaic roof with drainage structure according to claim 7, characterized in that, Further comprising a support (24) arranged between the first support layer (5) and the tile layer (6); The support (24) is fixed to the first support layer (5) and abuts against the tile layer (6).
9. The building integrated photovoltaic roof with drainage structure according to claim 8, characterized in that, Further comprising, a secondary purlin (11) arranged between at least two of the cross beams (1); A plurality of secondary purlins (11) are arranged at intervals and connected with the second support layer (22) respectively, and are suitable for assisting in supporting the roof (2).
10. The building integrated photovoltaic roof with drainage structure according to claim 1, wherein, The first plug (31) and the second plug (41) are both square in cross section.