Waterproof device and method for high end of metal roof

Abstract

The invention discloses a waterproof device and method for a high end of a metal roof, and relates to the technical field of building roof waterproofing. The plate face of the roof panel assembly is a drainage inclined face, and a plate rib structure which protrudes upwards and extends in the drainage direction is arranged on the plate face of the roof panel assembly. The flashing plate covers the upper portion of one side of the high end of the roof panel assembly; the upper part of the connecting assembly is fixedly connected with the flashing plate, and the lower part of the connecting assembly is clamped on the plate rib structure. The waterproof performance of the metal roof can be improved, the maintenance cost is remarkably reduced, and indoor facilities can be effectively protected.

Description

Technical Field

[0001] The invention relates to the technical field of building roof waterproofing, and in particular to a waterproofing device and method for the high end of a metal roof. Background Art

[0002] In the existing metal roof system, the flashing plate is usually fixed to the roof panel by rivets. However, due to the thermal expansion and contraction characteristics of metal materials, the rivet holes will gradually become larger over a long period of time, resulting in a decrease in waterproof performance and even water leakage. This not only affects the use function of the building, but also increases the maintenance cost.

[0003] Therefore, how to provide a waterproof device and method for high-end metal roofs so that the roof panel is no longer directly connected to the flashing plate, thereby avoiding the enlargement of the perforation due to thermal expansion and contraction, and improving the waterproof performance of the metal roof is a problem that technical personnel in this field urgently need to solve. Summary of the invention

[0004] In view of this, the present invention proposes a waterproof device and method for the high end of a metal roof, aiming to solve the technical problem of poor waterproof performance at the fixed connection between the traditional flashing plate and the roof panel.

[0005] In order to achieve the above object, the present invention adopts the following technical solution:

[0006] In one aspect, the present invention provides a waterproof device for the high end of a metal roof, comprising:

[0007] A roof panel assembly; the panel surface of the roof panel assembly is a drainage slope, and the panel surface has a plate rib structure that protrudes upward and extends along the drainage direction;

[0008] A flashing plate, the flashing plate covers the upper side of the high end of the roof panel assembly;

[0009] A connecting component, the upper portion of which is fixedly connected to the flashing plate, and the lower portion of which is clamped on the plate rib structure.

[0010] The waterproof device of the present invention connects the flashing board and the roof panel assembly through a connecting assembly; the water on the flashing board will flow through the board surface of the roof panel assembly to be discharged; the connecting assembly and the board rib structure of the roof panel assembly are clamped together, which will not damage the overall structure of the roof panel assembly and will not cause holes and water leakage in the roof panel assembly; even if a leaking gap appears at the connection between the flashing board and the connecting assembly due to the thermal expansion and contraction of the metal material, the leaked water is still received and transported by the roof panel assembly, the waterproof performance is greatly improved, the maintenance cost can be significantly reduced, and the indoor facilities can be effectively protected.

[0011] As a further improvement of the above technical solution, clamping strips are formed on both sides of the plate rib structure;

[0012] The connecting assembly includes a connecting piece, a fastener 1 and a fastener 2; the lower part of the connecting piece has a slot, and the slot is buckled with the clip strip; the top of the connecting piece is provided with a fixing hole; the fastener 1 passes through the flashing board and is fastened in the fixing hole to fix the flashing board to the connecting piece.

[0013] The beneficial effects of the above technical solution are: the card slot and the card strip are connected by a buckle, which makes installation more convenient; the fixing hole can position and tighten fastener one, which can prevent the connection position of fastener one and the connecting piece from being biased, and can avoid fastener one from slanting, piercing and damaging the roof panel assembly during installation.

[0014] As a further improvement of the above technical solution, a threaded hole is provided on the side wall of the slot, the second fastener is threadedly connected in the threaded hole, and one end thereof is inserted into the slot and can abut against the clamping strip.

[0015] The beneficial effect of the above technical solution is that the second fastener is screwed into the threaded hole, and its length inserted into the slot can be adjusted by twisting, thereby adjusting the size of the movable gap between the second fastener and the clamping strip and the clamping tightness of the connecting piece and the clamping strip.

[0016] As a further improvement of the above technical solution, there are multiple plate rib structures, and the multiple plate rib structures are arranged along the board surface of the roof panel assembly and perpendicular to the drainage direction; a drainage channel is defined between two adjacent plate rib structures above the board surface of the roof panel assembly.

[0017] The beneficial effect of the above technical solution is that the drainage channel defined by the plate surface and two adjacent plate rib structures is in a groove shape, which can play a role in accommodating and orderly draining rainwater.

[0018] As a further improvement of the above technical solution, the roof panel assembly includes an inclined roof panel; one end of the roof panel in the width direction is bent upward to form plate rib one, and the other side is bent upward to form plate rib two; the top end of the plate rib one is bent to form an open sleeve with an opening at the bottom; the top end of the plate rib two is bent to form a plug rod that can be adapted and plugged into the open sleeve.

[0019] The beneficial effects of the above technical solution are: the roof panel is bent to form a plate rib structure, and the top of the plate rib structure forms an open sleeve and an insertion rod that are easy to connect, which can facilitate the assembly and use of multiple roof panels; the lower opening of the open sleeve is convenient for the insertion of the insertion rod and improves the waterproof performance of the roof panel joint.

[0020] As a further improvement of the above technical solution, there are multiple roof panels; the multiple roof panels are arranged in sequence along the width direction thereof, and the opening sleeve of any one of the ribs is plugged into the plug rod of the adjacent rib two to form a rib structure together.

[0021] The beneficial effects of the above technical solution are: multiple roof panels can be assembled together to form a roof, which is convenient for construction and flexible arrangement; the plate rib one is connected to the adjacent plate rib two through an open sleeve and a plug rod, which is convenient for installation, and the formed plate rib structure constitutes the installation basis of the connection component.

[0022] As a further improvement of the above technical solution, a drainage channel is defined above the panel surface of the roof panel corresponding to between the panel rib 1 and the panel rib 2; and a sealing plate adapted to block the drainage channel is provided at the upper end of the roof panel.

[0023] The beneficial effect of the above technical solution is that the sealing plate for blocking the drainage channel can prevent rainwater from flowing back.

[0024] As a further improvement of the above technical solution, the first fastener is a self-tapping screw; the second fastener is an adjusting bolt.

[0025] The beneficial effects of the above technical solution are: the first fastener is a self-tapping screw, which can improve the installation efficiency; the second fastener is an adjustment bolt, which can facilitate the adjustment of the clamping gap size and the clamping tightness to adapt to the influence of thermal expansion and contraction deformation.

[0026] Another aspect of the present invention provides a waterproof method for the high end of a metal roof, comprising the waterproof device for the high end of a metal roof, comprising the following steps:

[0027] Step 1: tilt the roof panel assembly so that its panel surface forms an inclined drainage slope;

[0028] Step 2: Connect the lower part of the connecting assembly to the plate rib structure on the high side of the inclined roof panel assembly;

[0029] Step 3: The flashing board is arranged parallel to the board surface of the roof panel assembly; the bottom side of the flashing board corresponds to covering the top side of the roof panel assembly and is placed on the upper end of the connection assembly; the flashing board is fixed to the upper part of the connection assembly.

[0030] As a further improvement of the above technical solution, in the step 2, the clamping groove at the lower part of the connecting member is sleeved on the clamping strip, and the clamping tightness between the connecting member and the clamping strip is adjusted by the fastener 2;

[0031] In step three, self-tapping screws are used to penetrate the flashing plate from top to bottom and fasten them in the fixing holes to fix the flashing plate and the connecting piece.

[0032] It can be seen from the above technical solutions that, compared with the prior art, the present invention discloses a waterproof device and method for the high end of a metal roof, which has the following advantages and beneficial effects:

[0033] 1. The present invention realizes effective fixation between the flashing plate and the roof panel through the plate rib structure of the roof panel assembly and the structural design of the connecting assembly, avoids the problem of nail hole enlargement caused by thermal expansion and contraction, and improves the overall waterproof performance of the metal roof.

[0034] 2. The drainage channel of the roof panel assembly of the present invention can not only contain and orderly guide rainwater, but also absorb water leakage from the gap between the flashing plate and the connecting assembly, thereby greatly improving the overall waterproof performance of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0036] Figure 1 A schematic diagram of the structure of a waterproof device for the high end of a metal roof according to the present invention;

[0037] Figure 2 A schematic cross-sectional view of a roof panel structure of a waterproof device for a high end of a metal roof according to the present invention in a vertical length direction;

[0038] Figure 3 A schematic structural diagram of a roof panel assembly of a waterproof device for a high-end metal roof according to the present invention;

[0039] Figure 4 A schematic diagram of the clamping state of a connection assembly and a plate rib structure of a waterproof device for a high end of a metal roof according to the present invention;

[0040] In the figure: 1. roof panel assembly; 11. roof panel; 111. plate rib one; 1111. open sleeve; 112. plate rib two; 1121. plug rod; 113. plate rib structure; 1131. clamping strip; 12. drainage channel; 2. flashing board; 3. connection assembly; 31. connection piece; 311. clamping groove; 312. fixing hole; 313. threaded hole; 32. fastener one; 33. fastener two. DETAILED DESCRIPTION

[0041] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0042] In the description of the present invention, it is necessary to understand that the terms "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0043] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0044] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0045] like Figures 1 to 4 As shown, a waterproof device for the high end of a metal roof comprises:

[0046] Roof panel assembly 1; the panel surface of the roof panel assembly 1 is a drainage slope, and the panel surface has a plate rib structure 113 that protrudes upward and extends along the drainage direction;

[0047] A flashing board 2, the flashing board 2 covers the upper side of the high end of the roof panel assembly 1;

[0048] The connecting component 3 has an upper portion fixedly connected to the flashing plate 2 and a lower portion clamped on the plate rib structure 113 .

[0049] The waterproof device of this embodiment connects the flashing board 2 and the roof panel assembly 1 through the connecting assembly 3; the water on the flashing board 2 will flow through the board surface of the roof panel assembly 1 to be discharged; the connecting assembly 3 is clamped with the plate rib structure 113 of the roof panel assembly 1, which will not damage the overall structure of the roof panel assembly 1 and will not cause holes and water leakage in the roof panel assembly 1; even if a leaking gap appears at the connection between the flashing board 2 and the connecting assembly 3 due to the thermal expansion and contraction of the metal material, the leaked water is still received and transported by the roof panel assembly 1, the waterproof performance is greatly improved, the maintenance cost can be significantly reduced, and the indoor facilities can be effectively protected.

[0050] In some embodiments, a clamping strip 1131 is formed on both sides of the plate rib structure 113;

[0051] The connecting component 3 includes a connecting piece 31, a fastener 1 32 and a fastener 2 33; the connecting piece 31 has a slot 311 at the lower part, and the slot 311 is snap-connected with the clamping strip 1131; a fixing hole 312 is opened at the top of the connecting piece 31; the fastener 1 32 passes through the flashing board 2 and is fastened in the fixing hole 312 to fix the flashing board 2 and the connecting piece 31.

[0052] The card slot 311 is snap-connected with the card strip 1131 to make installation more convenient; the fixing hole 312 can position and fasten the fastener 1 32, prevent the connection position of the fastener 1 32 and the connecting member 31 from being biased, and avoid the fastener 1 32 from being deviated, piercing and damaging the roof panel assembly 1 during installation.

[0053] Specifically, the fixing holes 312 are arranged on the sides of the clamping strip 1131 ; in order to improve the connection strength and the convenience of installation of the self-tapping screws, a plurality of fixing holes 312 can be provided, and the plurality of fixing holes 312 are symmetrically arranged on both sides of the clamping strip 1131 .

[0054] Specifically, there are two fixing holes 312 .

[0055] In some embodiments, a threaded hole 313 is formed on a side wall of the slot 311 , and the second fastener 33 is threadedly connected in the threaded hole 313 , and one end of the fastener 33 penetrates into the slot 311 and can abut against the clamping strip 1131 .

[0056] The second fastener 33 is screwed into the threaded hole 313 and can be screwed to adjust the length of the fastener 33 inserted into the slot 311, thereby adjusting the size of the movable gap between the second fastener 33 and the clip strip 1131 and the clip tightness between the connector 31 and the clip strip 1131.

[0057] Specifically, the connecting member 31 is a square cylindrical structure with an opening in the middle of the bottom wall, and can be made of a square tube with a strip-shaped notch opened in the middle of one side of the tube wall along the length direction.

[0058] In some embodiments, there are multiple plate rib structures 113, and the multiple plate rib structures 113 are arranged along the board surface of the roof panel assembly 1 and perpendicular to the drainage direction; a drainage channel 12 is defined between two adjacent plate rib structures 113 above the board surface of the roof panel assembly 1.

[0059] The drainage channel 12 defined by the plate surface and two adjacent plate rib structures 113 is in a groove shape, which can contain and orderly drain rainwater.

[0060] In some embodiments, the roof panel assembly 1 includes an inclined roof panel 11; one end of the roof panel 11 in the width direction is bent upward to form a plate rib 111, and the other side is bent upward to form a plate rib 2 112; the top end of the plate rib 111 is bent to form an open sleeve 1111 with an opening at the bottom; the top end of the plate rib 2 112 is bent to form an insertion rod 1121 that can be adapted and plugged into the open sleeve 1111.

[0061] The roof panel 11 is bent to form a plate rib structure, and the top of the plate rib structure forms an open sleeve and an insertion rod for easy connection, which can facilitate the assembly and use of multiple roof panels 11; the lower opening of the open sleeve 1111 facilitates the insertion of the insertion rod 1121 and improves the waterproof performance of the roof panel joint.

[0062] In some embodiments, there are multiple roof panels 11; the multiple roof panels 11 are arranged in sequence along the width direction thereof, and the open sleeve 1111 of any rib 1 111 is plugged into the plug rod 1121 of the adjacent rib 2 112 to form a rib structure 113 together.

[0063] A plurality of roof panels 11 can be assembled together to form a roof, which is convenient for construction and flexible arrangement; the plate rib 1 111 is connected to the adjacent plate rib 2 112 through an open sleeve 1111 and a plug rod 1121, which is convenient for installation, and the formed plate rib structure 113 constitutes the installation basis of the connecting component 3.

[0064] In some embodiments, a drainage channel 12 is defined between the corresponding plate rib 1 111 and the plate rib 2 112 above the plate surface of the roof panel 11 ; and a sealing plate adapted to block the drainage channel 12 is provided at the upper end of the roof panel 11 .

[0065] The function of the sealing plate for blocking the drainage channel 12 is to prevent rainwater from flowing back.

[0066] Specifically, the overall structure of the roof panel 11 is made of bent steel plates.

[0067] In some embodiments, fastener 1 32 is a self-tapping screw; fastener 2 33 is an adjusting bolt.

[0068] The first fastener 32 is a self-tapping screw to improve installation efficiency; the second fastener 33 is an adjusting bolt to facilitate the adjustment of the clamping gap size and the clamping tightness to adapt to the influence of thermal expansion and contraction deformation.

[0069] Specifically, the adjusting bolt includes a fastening screw and a locking nut; the locking nut is threadedly connected to the fastening screw, and the locking nut is pressed against the outer side wall of the connecting member 31 to position the fastening screw in the threaded hole 313 .

[0070] Another embodiment provides a waterproofing method for the high end of a metal roof, including a waterproofing device for the high end of a metal roof, comprising the following steps:

[0071] Step 1: tilt the roof panel assembly 1 so that its panel surface forms an inclined drainage slope;

[0072] Step 2: The lower part of the connecting assembly 3 is correspondingly clamped on the plate rib structure 113 on the high end side of the inclined roof panel assembly 1;

[0073] Step 3: The flashing board 2 is arranged parallel to the board surface of the roof panel assembly 1; the bottom side of the flashing board 2 corresponds to covering the top side of the roof panel assembly 1 and is placed on the upper end of the connecting assembly 3; the flashing board 2 is fixed to the upper part of the connecting assembly 3.

[0074] In some embodiments, in step 2, the slot 311 at the bottom of the connecting member 31 is sleeved on the clamping strip 1131, and the clamping tightness between the connecting member 31 and the clamping strip 1131 is adjusted by the second fastener 33;

[0075] In step three, self-tapping screws are used to penetrate the flashing board 2 from top to bottom and fastened in the fixing holes 312 to fix the flashing board 2 and the connecting member 31 .

[0076] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine different embodiments or examples described in this specification.

[0077] Although the embodiments of the present invention have been shown and described above, it is to be understood that the above embodiments are exemplary and are not to be construed as limitations of the present invention. A person skilled in the art may change, modify, replace and vary the above embodiments within the scope of the present invention.

Claims

1. A waterproof device for the high end of a metal roof, characterized in that: include: A roof panel assembly (1), wherein the panel surface of the roof panel assembly (1) is a drainage slope, and the panel surface has a plate rib structure (113) protruding upward and extending in the drainage direction; A flashing board (2), the flashing board (2) covering the upper side of the high end of the roof panel assembly (1); A connecting component (3), the upper portion of which is fixedly connected to the flashing plate (2), and the lower portion of which is clamped on the plate rib structure (113).

2. A waterproof device for the high end of a metal roof according to claim 1, characterized in that: The plate rib structure (113) is provided with clamping strips (1131) on both sides; The connection assembly (3) comprises a connection piece (31), a first fastener (32) and a second fastener (33); the connection piece (31) has a slot (311) at its lower portion, the slot (311) being snap-connected to the clip strip (1131); a fixing hole (312) is provided at the top of the connection piece (31); the first fastener (32) passes through the flashing plate (2) and is fastened in the fixing hole (312) so as to fix the flashing plate (2) to the connection piece (31).

3. A waterproof device for the high end of a metal roof according to claim 2, characterized in that: A threaded hole (313) is provided on the side wall of the clamping slot (311), the second fastener (33) is threadedly connected in the threaded hole (313), and one end thereof penetrates into the clamping slot (311) and can abut against the clamping strip (1131).

4. A waterproof device for the high end of a metal roof according to claim 1, characterized in that: There are a plurality of plate rib structures (113), and the plurality of plate rib structures (113) are arranged along the board surface of the roof panel assembly (1) and perpendicular to the drainage direction; a drainage channel (12) is defined between two adjacent plate rib structures (113) above the board surface of the roof panel assembly (1).

5. A waterproof device for the high end of a metal roof according to claim 1, characterized in that: The roof panel assembly (1) comprises an inclined roof panel (11); one end of the roof panel (11) in the width direction is bent upward to form a plate rib 1 (111), and the other end is bent upward to form a plate rib 2 (112); the top end of the plate rib 1 (111) is bent to form an open sleeve (1111) with an opening at the bottom; the top end of the plate rib 2 (112) is bent to form a plug rod (1121) that can be plugged into the open sleeve (1111).

6. A waterproof device for the high end of a metal roof according to claim 5, characterized in that: There are a plurality of roof panels (11); the plurality of roof panels (11) are arranged in sequence along the width direction thereof, and the open sleeve (1111) of any plate rib one (111) is plugged into the plug rod (1121) of the adjacent plate rib two (112) to jointly form a plate rib structure (113).

7. A waterproof device for the high end of a metal roof according to claim 5, characterized in that: A drainage channel (12) is defined above the panel surface of the roof panel (11) between the panel rib 1 (111) and the panel rib 2 (112); a sealing plate adapted to seal the drainage channel (12) is provided at the upper end of the roof panel (11).

8. A waterproof device for the high end of a metal roof according to claim 3, characterized in that: The first fastener (32) is a self-tapping screw; the second fastener (33) is an adjusting bolt.

9. A waterproofing method for high-end metal roofs, characterized in that: A waterproof device for the high end of a metal roof as claimed in any one of claims 1 to 8, comprising the following steps: Step 1: tilting the roof panel assembly (1) so that its panel surface forms an inclined drainage slope; Step 2: clamping the lower part of the connection assembly (3) to the plate rib structure (113) on the high end side of the inclined roof panel assembly (1); Step 3: The flashing board (2) is arranged parallel to the board surface of the roof panel assembly (1); the bottom side of the flashing board (2) corresponds to the top side of the roof panel assembly (1) and is placed on the upper end of the connecting assembly (3); the flashing board (2) is fixed to the upper part of the connecting assembly (3).

10. A waterproofing method for high-end metal roofing according to claim 9, characterized in that: In the second step, the clamping groove (311) at the lower part of the connecting member (31) is sleeved on the clamping strip (1131), and the clamping tightness between the connecting member (31) and the clamping strip (1131) is adjusted by the second fastener (33); In step three, self-tapping screws are used to penetrate the flashing plate (2) from top to bottom and are fastened in the fixing holes (312) to fix the flashing plate (2) and the connecting member (31).

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