CN107842148A - A kind of roof board system for improving water resistance - Google Patents

Abstract

The invention provides a roof panel system for improving waterproof performance, which includes purlins, a top plate, a bottom plate and a thermal insulation material layer. There is a U-shaped fixing groove and a bracket between them, the bottom of the U-shaped fixing groove is fixed on the purlin, the bracket is buckled upside down on the U-shaped fixing groove, and the end of the adjacent bottom plate is clamped between the bracket and the side wall of the U-shaped fixing groove. And the bracket, the bottom plate and the U-shaped fixing groove are fixedly connected by fasteners in the lateral direction, and the upper end of the bracket is connected with the top plate. The roof panel system laterally fixes the roof base plate with the bracket and the side wall of the U-shaped fixing groove, and there is no self-tapping screw hole between the base plate and the purlin, which solves the problem of the existing roof base plate due to the existence of the nail hole on the plate surface. The problem of having waterproof ability, so as to realize the double waterproof ability of the roof panel system and the bottom panel, and prevent the leakage of the roof system to the greatest extent.

Description

A Roof Panel System with Improving Waterproof Performance

technical field

The invention relates to the technical field of metal roof systems, in particular to a roof panel system with improved waterproof performance.

Background technique

Due to its light weight, high strength, beautiful appearance, and convenient construction, the profiled metal roof system is widely used in large-scale projects such as airports, stadiums, exhibition centers, industrial plants, warehouses, railway station canopies, and railway station roofs.

At present, the metal roof system mainly has two forms: single-layer metal roof panel system and double-layer metal roof panel system. For the double-layer metal roof system with exposed purlins, the profiled metal plate is generally used as the bottom plate, and the bottom plate and the purlins are generally fastened and connected by self-tapping screws; for the double-layer metal roof system with hidden purlins The bottom plate is often made of metal strips or profiled metal plates, and the fixed connection of the bottom plate is various. However, the existing double-layer metal roofing system relies on the top plate for waterproofing. The bottom plate is usually set up to support the insulation material or decorative effect in the metal roofing system. It does not have waterproof ability. Leakage, the leaking water will flow out from the gaps in the bottom plate of the roof system or the nail holes of the fixed bottom plate, which will directly affect the normal function of the roof system.

Contents of the invention

The purpose of the present invention is to solve the shortcomings of the above-mentioned background technology, and propose a roof panel system with improved waterproof performance, so as to realize the double waterproof ability of the metal roof panel system.

The technical solution of the present invention is to provide a roof panel system for improving waterproof performance, including purlins, top boards, bottom boards and insulation material layers, the bottom board is arranged on the purlins, the top board is located above the bottom board, and the insulation material layer is set Between the top board and the bottom board, a long U-shaped fixing groove and a bracket with an inverted U-shaped connecting groove are arranged between two adjacent bottom boards, the bottom of the U-shaped fixing groove is fixed on the purlin, and the The bracket is buckled upside down on the U-shaped fixing groove, and the ends of the two adjacent bottom plates are clamped between the bracket and the side walls of the U-shaped fixing groove, and the bracket, the bottom plate and the U-shaped fixing groove pass through the fasteners in the lateral direction Fixedly connected, the upper end of the bracket is connected to the top plate, and the thermal insulation material layer is wrapped around the outside of the bracket.

Further, a waterproof gasket is provided between the bracket and the fastener, a steel gasket is provided between the bracket and the bottom plate, and a retaining ring for fixing the steel gasket is provided on the inner side of the side wall of the bracket.

Further, two adjacent top plates are fixedly connected by a locking mechanism, and the upper end of the bracket is connected to the bottom of the locking mechanism.

Further, the bottom plate includes a bottom plate and support ribs 1 and 2 respectively arranged at opposite ends of the bottom plate, the support rib 1 includes plate ribs and connectors extending outward from the end of the bottom plate, and a The supporting rib 2 of the bottom plate is overlapped with the connecting piece of another adjacent bottom plate, and the overlapping part of the supporting rib 2 and the connecting piece is fixed between the bracket and the U-shaped fixing groove by fasteners, and the rib is arranged on the bracket and the U-shaped fixing groove, and the plate rib covers the upper surface of the U-shaped fixing groove.

Further, the connecting piece has a second oblique edge extending obliquely upward along the plate rib, a second transverse hem extending horizontally outward from the upper end of the second oblique hem, and a downward direction from the free end of the second transverse hem. Vertically extending vertical folds, the vertical folds are located between the bracket and the side wall of the U-shaped fixing groove.

Further, the free end of the vertical flange is connected with an outer oblique flange extending obliquely downward to the outside of the bottom plate, and the end of the outer oblique flange abuts against the inner side of the bracket.

Further, the second supporting rib has a vertical plate extending vertically upward along the end of the bottom flat plate, a third transverse fold extending horizontally outward along the end of the vertical plate, and a free end extending from the third transverse fold to The third oblique fold extending obliquely downward from the outside of the bottom plate, the vertical plate is clamped between the bracket and the side wall of the U-shaped fixing groove, and the vertical plate of the bottom plate, the third transverse fold, the third The oblique folds are respectively arranged on the inside of the vertical fold, the second transverse fold, and the second oblique fold of the other base plate.

Further, the plate rib has a vertical section extending upward from the end of the bottom plate, a horizontal section connected to the connector, and a bent section connecting the vertical section and the horizontal section, and the vertical section is clamped on the bracket Between the side wall of the U-shaped fixing groove and the side wall of the U-shaped fixing groove and the bracket, the vertical section is laterally fixed by fasteners; The first transverse fold, and the first oblique fold extending obliquely downward to the horizontal section along the end of the first transverse fold.

Further, several stiffening ribs are arranged at intervals on the bottom plate, and the extending direction of the stiffening ribs is parallel to the length direction of the first supporting rib and the second supporting rib.

Further, the fasteners are self-tapping screws or bolts, and the fasteners are located at the middle and upper part of the side wall of the U-shaped fixing groove.

Compared with prior art, the beneficial effect of the present invention:

(1) The roof panel system for improving waterproof performance provided by the present invention laterally fixes the roof base plate and the side wall of the bracket and the U-shaped fixing groove, and there is no self-tapping screw hole between the base plate and the purlin, which solves the problem Due to the existence of nail holes on the roof bottom plate, the bottom plate does not have waterproof ability, and the leakage water easily flows out from the nail holes, which directly affects the normal use of the roof system, so as to realize the double waterproof ability of the roof panel system and the bottom plate , To minimize the leakage of the roof system.

(2) In the roof panel system for improving the waterproof performance provided by the present invention, the support undercut is arranged on the connecting portion of the base plate and the U-shaped fixing groove, covering the gap of the connecting portion, and further improving the joint of adjacent base plates. waterproof performance.

(3) In the roof panel system for improving the waterproof performance provided by the present invention, the adjacent two bottom plates are fixed by the bracket and the U-shaped fixing groove, which strengthens the strength of the connection portion of the two bottom plates, and is supported on the bottom plate and the top plate by the bracket at the same time Between them, the stability of the roof panel system is improved.

The present invention will be described in further detail below in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is the structural representation of the roof panel system that the present invention improves waterproof performance;

Fig. 2 is a schematic diagram of the fixed structure of the bottom plate in the roof panel system of the present invention to improve waterproof performance;

Fig. 3 is an enlarged view of the connection node of the bottom plate in Fig. 2;

Fig. 4 is the schematic structural view of the bottom plate in the roof panel system of the present invention to improve waterproof performance;

Fig. 5 is an enlarged view of part A in Fig. 4 .

Explanation of reference signs: 1, purlin; 2, bottom plate; 3, U-shaped fixing groove; 4, bracket; 5, top plate; 6, insulation material layer; 7, fastener; 8, support keel; 9, buckle Cover; 10. flange; 11. cap; 12. waterproof gasket; 13. steel gasket; 14. retaining ring; 18. Second oblique hem; 19. Horizontal section; 20. First oblique hem; 21. First transverse hem; 22. Vertical section; 23. Stiffener; 24. Vertical plate; 25. Third Oblique folding; 26. The third transverse folding.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

In describing the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", The orientation or positional relationship indicated by "outside" is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, Constructed and operative in a particular orientation and therefore are not to be construed as limitations of the invention.

The terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of these features; in the description of the present invention, unless otherwise specified, the meaning of "plurality" is two or more.

As shown in Figures 1 and 2, the present embodiment provides a roof panel system for improving waterproof performance, including a purlin 1, a top plate 5, a bottom plate and a layer of thermal insulation material 6, the bottom plate is arranged on the purlin 1, and the top plate 5 is located above the bottom plate, the thermal insulation material layer 6 is arranged between the top plate 5 and the bottom plate, a long U-shaped fixing groove 3 and a bracket 4 with an inverted U-shaped connecting groove are arranged between two adjacent bottom plates, The bottom of the U-shaped fixing groove 3 is fixed on the purlin 1, the bracket 4 is buckled upside down on the U-shaped fixing groove 3, and the ends of the two adjacent bottom plates are clamped between the bracket 4 and the side walls of the U-shaped fixing groove 3 , and the bracket 4, the bottom plate and the U-shaped fixing groove 3 are fixedly connected by fasteners 7 in the lateral direction, the upper end of the bracket 4 is connected with the top plate 5, and the thermal insulation material layer 6 is wrapped around the bracket 4 outside. The roof panel system for improving waterproof performance provided by this embodiment uses the U-shaped fixing groove 3 as the lateral fixing support of the adjacent two roof bottom plates, the U-shaped fixing groove 3 is fixed on the purlin 1, and the adjacent two bottom plates are fixed. On the U-shaped fixing groove 3, the roof bottom plate is fixed on the purlin 1, and there is no need to fix the bottom plate and the purlin 1 with self-tapping screws on the surface of the bottom plate, which avoids the problem of water leakage caused by the nail hole, and at the same time through the belt down The bracket 4 of the U-shaped connecting groove is buckled upside down on the U-shaped fixing groove 3, covering the gap between the U-shaped fixing groove 3 and the connection portion of the bottom plate, further preventing the rainwater leaked from the roof top plate 5 from flowing into the connection of the adjacent two bottom plates, The waterproof performance of the roof panel system is improved.

As a detailed implementation, as shown in Fig. 4 and Fig. 5, the bottom plate includes a bottom plate 2 and support ribs 1 and 2 respectively arranged at opposite ends of the bottom plate 2, the support rib 1 It includes plate ribs and connecting pieces extending outward from the end of the bottom plate 2. The supporting ribs of one bottom plate overlap with the connecting pieces of the other adjacent bottom plate, and the overlapping supporting ribs and connecting pieces are fixed in a U-shaped On the outside of the side wall of the fixing groove 3, the supporting rib 1 of a base plate is connected as a whole with the supporting rib 2 of the adjacent other base plate, and the rib is connected to the connecting member and the supporting rib 2 by the other side wall of the U-shaped fixing groove 3. The direction of the connection extends to cover the U-shaped fixing groove 3, and the bracket 4 with the inverted U-shaped connecting groove is buckled upside down on the U-shaped fixing groove 3, so as to cover the connectors of the bottom plate, the supporting ribs 2 and the plate ribs, avoiding the The rainwater leaked from the roof top slab flows into the joint of two adjacent bottom slabs, which improves the waterproof performance of the roof slab system, and the U-shaped fixing groove 3 supports the connection of the two bottom slabs, and the bracket 4 reinforces the connection of the two bottom slabs , the upper end of the bracket 4 supports the top plate 5, which improves the fixing strength and stability of the roof panel system. Specifically, the connecting piece has a second oblique folded edge 18 extending obliquely upward along the plate rib, a second transverse folded edge 17 extending horizontally outward from the upper end of the second inclined folded edge 18, and a second transverse folded edge 17 formed by the second transverse folded edge 17. The vertical flanging 16 extending vertically downwards at the free end, the second oblique flanging 18, the second transverse flanging 17 and the vertical flanging 16 form a bending structure, and the vertical flanging 16 is located on the bracket 4 And between the U-shaped fixing groove 3 sidewalls. In the adjacent bottom plate that is matched with it, the support rib 2 has a vertical plate 24 extending vertically upward along the end of the bottom plate 2, and a third transverse fold extending horizontally outward along the end of the vertical plate 24. Edge 26, and the third beveled edge 25 extending obliquely downward from the free end of the third transverse folded edge 26 to the outside of the bottom plate, the vertical plate 24, the third transverse folded edge 26 and the third beveled folded edge 25 also form A bending structure, the vertical plate 24 is clamped between the bracket 4 and the side wall of the U-shaped fixing groove 3, and the specific way of overlapping the adjacent two bottom plates is the vertical plate 24 of a bottom plate, the third transverse The folded edge 26 and the third oblique folded edge 25 are respectively arranged on the inner sides of the vertical folded edge 16, the second transverse folded edge 17 and the second inclined folded edge 18 of the other bottom plate, and the fasteners 7 pass through from the side in sequence. Through the side wall of the support 4, the vertical flange 16, the vertical plate 24 and the side wall of the U-shaped fixing groove 3, the connectors and the supporting ribs of the two adjacent bottom plates are fixed between the bracket 4 and the U-shaped fixing groove 3 between. Wherein, the fasteners 7 are self-tapping screws or bolts, and preferably, the fasteners 7 can be located at the middle and upper part of the side wall of the U-shaped fixing groove 3, so as to leave a sufficient waterproof distance.

Further, the free end of the vertical flange 16 is connected with an outer oblique flange 15 extending obliquely downward to the outside of the bottom plate 2, and the end of the outer oblique flange 15 is connected to the inner side of the bracket 4 Abut. On the one hand, the setting of the outer oblique flange 15 can drain the seepage water flowing down the fastener 7, avoiding the leakage water from flowing into the lap gap between the vertical plate 24 and the vertical flange 16, further improving the The waterproof performance of the roof bottom plate, on the other hand, the outwardly expanding outer oblique folds 15 are arranged at the end of the bottom plate, which is conducive to the stacking of the bottom plate and the transportation of the roof bottom plate.

As an optimized embodiment, as shown in Figure 5, the plate rib has a vertical section 22 extending upwards from the end of the bottom plate 2, a horizontal section 19 connected with the connector, and connecting the vertical section 22 and the horizontal section. The bent section of section 19, the horizontal section 19 of the plate rib, the bent section and the connecting piece form a groove structure. Specifically, the bent section includes a first horizontal section extending horizontally outward along the top of the vertical section 22. Flap 21, and the first oblique fold 20 extending obliquely down to the horizontal section along the end of the first transverse fold 21, the angle of inclination of the first bevel 20 is the same as that of the second bevel 18 of the connector The inclined angles are complementary. The design of this inclined surface structure has certain elasticity under the action of pressure or tension. Water storage capacity, the rainwater leaked from the top plate 5 can be exported through the groove structure, further improving the waterproof performance of the roof panel system. In order to make the fixing between the base plate and the U-shaped fixing groove 3 more firm, the vertical section 22 is clamped between the support 4 and the U-shaped fixing groove 3 sidewalls, and the vertical section 22 and the U-shaped fixing groove 3 and the side walls of the bracket 4 are also fixed laterally by fasteners 7, and the two adjacent bottom plates and the two side walls of the U-shaped fixing groove 3 are fixed, further strengthening the stability of fixing between the bottom plate and the purlin 1 .

In a further optimized embodiment, as shown in FIG. 4, several stiffening ribs 23 are arranged at intervals on the bottom plate 2, and the extending direction of the stiffening ribs 23 is parallel to the length direction of the first supporting rib and the second supporting rib. The arrangement of the stiffeners 23 improves the longitudinal bending resistance of the bottom plate 2, thereby increasing the strength of the roof bottom plate.

In order to avoid leakage of water from the installation gap of the fastener 7, optimally, as shown in Figure 3, a waterproof gasket 12 can be provided between the bracket 4 and the fastener 7, and the bracket 4 A steel gasket 13 is arranged between the bottom plate and a retaining ring 14 for fixing the steel gasket 13 is arranged on the inner side of the side wall of the support 4, which further improves the waterproof performance of the roof panel system.

In addition, as shown in Figure 2, in order to improve the double waterproof effect of the top plate 5 and the bottom plate in the roof panel system, two adjacent top plates 5 can be fixedly connected by a locking mechanism, thereby avoiding the need for adjacent top plates 5 The gaps connected between them improve the waterproof performance of the roof panel 5; the upper end of the bracket 4 is connected to the bottom of the locking mechanism, and the support of the bracket 4 improves the stability of the roof panel system. Wherein, the locking mechanism includes a support keel 8 and a buckle cover 9, the end of the top plate 5 is clamped between the support keel 8 and the buckle cover 9, and the lower end of the support keel 8 is connected to the bracket 4; There is a flange 10 extending outward and obliquely downward at the edge of the buckle cover 9. The support keel 8 is located in the vertical projection of the buckle cover 9, and the support keel 8 and the buckle cover 9 are fixed and pressed against the top plate by bolts. 5. A cap 11 is provided above the buckle cover 9, and the bolt cover is covered in the cap 11, and the end of the cap 11 is folded back along the end of the flange 10 to overlap with the end of the top plate 5, and the cap 10 can prevent the bolt from Corroded by rainwater, it can prevent rainwater from penetrating into the support keel 8 through the screw holes on the buckle cover 9, which further improves the waterproof performance of the roof panel system.

The installation method of the roof panel system for improving waterproof performance provided by this implementation includes the following steps:

(1) Install structural purlins 1, and then install and fix U-shaped fixing grooves 3 at intervals between purlins 1.

(2) Pave the profiled metal roof base plate on the purlin 1, then install the bracket 4 with an inverted U-shaped connection groove, and fix the bracket 4 and the profiled metal roof base plate to the U-shaped fixing groove 3 through fasteners 7 Above, a waterproof gasket 12 is set between the bracket 4 and the fastener 7, and a steel gasket 13 is set between the bracket 4 and the profiled metal roof bottom plate to ensure that the bracket 4 is closely attached to the profiled metal roof bottom plate.

(3) Lay the insulation material layer 6 in the metal roof system on the base plate of the profiled metal roof, rock wool or glass fiber wool can be used.

(4) Pave the profiled metal roof top plate 5 on the insulation material layer 6 , lock the two adjacent top plates 5 through a locking device, and fix the locking device to the top of the bracket 4 .

To sum up, the roof panel system for improving waterproof performance provided by the present invention fixes the roof base plate, the bracket and the side wall of the U-shaped fixing groove laterally, and there is no self-tapping screw hole between the base plate and the purlin, which solves the problem of Due to the existence of nail holes in the existing roof slab, the bottom slab does not have waterproof ability, and the leakage water easily flows out from the nail holes, which directly affects the normal use of the roof system, so as to realize the double waterproofing of the roof slab system and the bottom slab The ability to minimize the leakage of the roof system.

The above examples are only illustrations of the present invention, and do not constitute a limitation to the protection scope of the present invention. All designs that are the same as or similar to the present invention fall within the protection scope of the present invention.

Claims (10)

1. A kind of 1. roof board system for improving water resistance, it is characterised in that：Including purlin (1), top plate (5), bottom plate and insulation Material layer (6), the bottom plate are arranged on purlin (1), and the top plate (5) is located above bottom plate, and the adiabator layer (6) sets Top plate (5) is placed between bottom plate, an elongated U-shaped fixing groove (3) is provided between the two neighboring bottom plate and with inverted U-shaped The support (4) of link slot, U-shaped fixing groove (3) bottom are fixed on purlin (1), and the support (4) tips upside down on U-shaped and fixed On groove (3), adjacent two bottom ends are clamped between support (4) and U-shaped fixing groove (3) side wall, and the support (4), Bottom plate is fixedly connected with U-shaped fixing groove (3) laterally through fastener (7), upper end and the top plate (5) of the support (4) Connection, the adiabator layer (6) are wrapped in the outside of support (4).
2. 2. the roof board system of water resistance is improved as claimed in claim 1, it is characterised in that：The support (4) and fastening Waterproof gasket (12) is provided between part (7), the support (4) is provided with steel plate washer (13), the support (4) between bottom plate Inside sidewalls be provided with and be used to fix the back-up rings (14) of steel plate washer (13).
3. 3. the roof board system of water resistance is improved as claimed in claim 1, it is characterised in that：The two neighboring top plate (5) it is fixedly connected between by retaining mechanism, support (4) upper end is connected with retaining mechanism bottom.
4. 4. the roof board system of water resistance is improved as claimed in claim 1, it is characterised in that：The bottom plate is put down including bottom Plate (2) and the ribs one and ribs two for being separately positioned on base platform (2) ends, the ribs one include by The rib of slab and connector that base platform (2) end stretches out, the ribs two of a bottom plate and the connection of adjacent another bottom plate Part is overlapped, and the clinch of ribs two and connector is fixed between support (4) and U-shaped fixing groove (3) by fastener (7), The rib of slab is arranged between support (4) and U-shaped fixing groove (3), and rib of slab covering U-shaped fixing groove (3) upper surface.
5. 5. the roof board system of water resistance is improved as claimed in claim 4, it is characterised in that：The connector has along plate The second bias side (18) that rib extends obliquely, by outside the second horizontal-extending lateral flap in second bias side (18) upper end (17) the vertical flanging (16), and by the second lateral flap (17) free end extended vertically downwards, the vertical flanging (16) Positioned between support (4) and U-shaped fixing groove (3) side wall.
6. 6. the roof board system of water resistance is improved as claimed in claim 5, it is characterised in that：The vertical flanging (16) Free end connects outer bias side (15) extended obliquely on the outside of oriented base platform (2), the outer bias side (15) End abutted with the inner side of the support (4).
7. 7. the roof board system of water resistance is improved as claimed in claim 4, it is characterised in that：The ribs two have edge The vertical plate (24) that base platform (2) end extends straight up, the 3rd to stretch out along vertical plate (24) end horizontal are horizontal To flanging (26), and the 3rd be extended obliquely from the 3rd lateral flap (26) free end to base platform (2) outside Bias side (25), the vertical plate (24) is clamped between support (4) and U-shaped fixing groove (3) side wall, and the vertical plate of a bottom plate (24), the 3rd lateral flap (26), the 3rd bias side (25) are correspondingly arranged at the vertical flanging (16) of another bottom plate, second respectively Lateral flap (17), the inner side on the second bias side (18).
8. 8. the roof board system of water resistance is improved as claimed in claim 4, it is characterised in that：The rib of slab has by bottom The vertical section (22) that flat board (2) end upwardly extends, the horizontal segment being connected with connector (19), and connection vertical section (22) and The bending segment of horizontal segment (19), the vertical section (22) are clamped between support (4) and U-shaped fixing groove (3) side wall, described vertical Section (22) is being laterallyd secure with U-shaped fixing groove (3) and the side wall of support (4) by fastener (7)；The bending segment is included along perpendicular The first lateral flap (21) that straight section (22) upper horizontal stretches out, and it is oblique downward along the first lateral flap (21) end Extend the first bias side (20) of horizontal segment (19).
9. 9. the roof board system of water resistance is improved as claimed in claim 4, it is characterised in that：On the base platform (2) Several ribbed stiffeners (23) are arranged at intervals with, the bearing of trend of the ribbed stiffener (23) is parallel to the ribs one and ribs Two length direction.
10. 10. the roof board system of water resistance is improved as claimed in claim 1, it is characterised in that：The fastener (7) is certainly Screw or bolt are attacked, and fastener (7) is located at the upper position of U-shaped fixing groove (3) side wall.