Waterproof joint of steel structure metal roof

Abstract

The utility model discloses a waterproof node of a steel structure metal roof, a roof ridge sealing piece is arranged at the top of one end of a roof board in the length direction, the roof ridge sealing piece comprises a U-shaped supporting part with a downward opening on one side and a plate-shaped plugging installation part on the other side, and the plugging installation part is in a two-layer plate shape formed by folding the supporting part. The top end of the supporting part is fixed to the ridge cover plate through a first rivet, a top foam sealing strip is fixed to the bottom end of the plugging installation part through a second rivet, the supporting part is lower than the top end of the plugging installation part, and a bottom end foam plug matched with the roof panel in shape is arranged at the bottom of the roof panel. The top foam sealing strip is fixed to the ridge sealing piece, the ridge sealing piece is fixed to the roof panel, the top foam sealing strip is limited to one side of the supporting part and blocks the bottom of the mounting part, stability is good, structural strength is high, the bottom end foam plug is further arranged at the bottom end of the roof panel, double water blocking is achieved, and the waterproof performance of the metal roof is further improved.

Description

Technical Field

[0001] The utility model belongs to the field of metal roofs, in particular to a waterproof node of a steel structure metal roof. Background Art

[0002] Metal roofs are suitable for various building types, such as residential, commercial buildings, industrial plants, etc. When implementing metal roof projects, attention should be paid to installation quality and waterproof performance, while drainage, rain leakage, noise and other factors should also be considered to ensure the use effect and safety performance of metal roofs.

[0003] At present, metal roofs with waterproof nodes can refer to the patent with announcement number CN214884765U, which discloses a waterproof node structure of a metal roof corner roof, including a main purlin, a secondary purlin, an inner ridge plate, a sound-absorbing layer, a thermal insulation layer, a ridge outer plug, an edge-sealed keel, a roof panel and a ridge cover plate. The main purlin is fixed to the main steel structure through a main purlin support, and the secondary purlin is arranged on the main purlin, the inner ridge plate is fixed on the bottom plate layer on the lower side of the secondary purlin, the outer side of the secondary purlin is sequentially provided with a sound-absorbing layer, a thermal insulation layer, a roof panel and a ridge cover plate, the high end of the roof panel near the ridge is provided with a plate end upward turning portion, the two ends of the ridge cover plate are bent downward to form a ridge flashing edge, and the inner side of the ridge flashing edge is located on both sides of the ridge and are provided with a ridge outer plug and an edge-sealed keel.

[0004] In actual use, the inventors found that the external ridge plug is fixed to the ridge cover plate by rivets, which has low structural strength and short service life, and still has the problem of poor waterproofing, and the waterproofing performance still needs to be improved. Utility Model Content

[0005] The utility model provides a waterproof node of a steel structure metal roof, which is used to solve the technical problems mentioned in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a waterproof node of a steel structure metal roof, comprising a main steel structure, a steel pipe welded on the main steel structure, a steel plate welded on the steel pipe, a steel angle code welded on the steel plate, a C-shaped steel fixed to the steel angle code by bolts, an aluminum alloy fixing seat fixed to the C-shaped steel, and a roof panel hung on the aluminum alloy fixing seat, a ridge cover plate is arranged on the top of the joint part of the roof panel, the bottom end of the aluminum alloy fixing seat is fixed to the C-shaped steel by screws, the top end of the aluminum alloy fixing seat has a lap rib with a circular cross-section, the middle part of the roof panel in the width direction has a wavy pattern, both sides of the roof panel have hanging edges matched with the lap rib, a ridge seal is arranged on the top of one end of the roof panel in the length direction, and the ridge seal includes a U-shaped support with an opening downward on one side. The top end of the sealing installation part is fixed with a top foam sealing strip through rivet two, and the supporting part is lower than the top end of the sealing installation part. A Z-shaped connecting plate is also fixed on the roof panel through rivet three. The Z-shaped connecting plate is located on the outside of the ridge seal. The Z-shaped connecting plate includes a bottom plate, a top plate and a middle plate. The bottom plate is fixed to the roof panel through rivet three, and the top plate is attached to the bottom end of the ridge cover plate. The bottom plate is located between the ridge seal and the top plate. A bottom foam plug whose shape matches that of the roof panel is provided at the bottom of the roof panel, and the bottom end of the bottom foam plug has an L-shaped drip sheet, and the drip sheet and the roof panel are fixed through rivet four.

[0007] By adopting the above technical scheme, the top foam sealing strip is fixed on the ridge seal, the ridge seal is fixed on the roof panel, and the top foam sealing strip is limited to one side of the supporting part and the bottom of the sealing installation part. It has good stability and high structural strength. The Z-shaped connecting plate supports the bottom of the ridge cover plate, and the ridge cover plate is not easy to deform, thereby ensuring the structural strength. In addition, a bottom foam plug is also provided at the bottom end of the roof panel for double water blocking, thereby further improving the waterproof performance of the metal roof.

[0008] Preferably, the rivet 1 has one and is located in the middle of the sealing installation portion, and the rivet 2 has two and is located near the overlapping edge of the ridge seal.

[0009] By adopting the above technical solution, rivet one and the overlapping rib can be staggered, which is convenient for the connection and installation of the ridge seal and the ridge cover plate; and the two rivets two, on the one hand, can ensure the high connection strength of the top foam sealing strip, and the connection position is close to the overlapping rib of the ridge seal, so that the sealing and water-blocking effect is better.

[0010] Preferably, a double layer of thermal insulation rock wool and sound-absorbing cotton is filled between the C-shaped steels, the sound-absorbing cotton is located at the bottom of the double layer of thermal insulation rock wool, and a waterproof coil is laid on the top of the double layer of thermal insulation rock wool.

[0011] By adopting the above technical solution, the roof has better thermal insulation and sound insulation effects.

[0012] Preferably, an upward upper hook is provided at the end of the bottom plate, and a downward lower hook is provided at the end of the top plate.

[0013] By adopting the above technical solution, the Z-shaped connecting plate has high structural strength and good supporting effect.

[0014] Preferably, the bottom end of the bottom foam plug is flush, and both ends of the bottom foam plug have mutually matching inclined surfaces.

[0015] By adopting the above technical solution, the shape of the bottom foam plug is easy to manufacture and has a good water-blocking effect, and the inclined surface can facilitate adjacent docking and installation.

[0016] Preferably, downwardly inclined guide plates are respectively provided on both sides of the ridge cover plate.

[0017] By adopting the above technical solution, rainwater can be drained to a place on the roof panel away from the joint position, and then flow into the gutter arranged on the eaves for discharge, thereby achieving a better waterproof effect.

[0018] Preferably, a gable fastener is fixedly installed at the aluminum alloy fixing seat of the roof panel, a corner code keel is fixedly installed at the top of the gable fastener, an aluminum plate keel is fixedly installed on the corner code keel, and an aluminum veneer is installed on the aluminum plate keel.

[0019] By adopting the above technical solution, an aluminum single plate is added for decoration and protection, which has a better appearance and better safety.

[0020] The beneficial effects of the utility model are embodied in: the top foam sealing strip is fixed on the ridge seal, the ridge seal is fixed on the roof panel, the top foam sealing strip is limited to one side of the supporting part and the bottom of the sealing installation part, the stability is good, the structural strength is high, and the Z-shaped connecting plate supports the bottom of the ridge cover plate, the ridge cover plate is not easy to deform, and the structural strength is guaranteed. In addition, a bottom foam plug is also provided at the bottom end of the roof panel, which doubles the water blocking and further improves the waterproof performance of the metal roof.

[0021] Other features and advantages of the utility model will be described in the subsequent description, and in part will become apparent from the description, or be understood by implementing the utility model; the main purpose and other advantages of the utility model can be realized and obtained through the solutions particularly pointed out in the description. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the utility model;

[0023] Figure 2 This is an exploded view of the structure installation of the ridge seal of the embodiment of the utility model;

[0024] Figure 3 This is a schematic structural diagram of a ridge cover plate according to an embodiment of the utility model;

[0025] Figure 4 This is a schematic structural diagram of a Z-shaped connecting plate according to an embodiment of the present utility model;

[0026] Figure 5 This is an exploded view of the installation of the bottom foam plug of the embodiment of the utility model;

[0027] Figure 6 It is a schematic diagram of the installation structure of the gable fastener of the embodiment of the utility model.

[0028] Figure numerals: 1. Main steel structure; 2. Steel pipe; 3. Steel plate; 4. Steel angle code; 5. C-shaped steel; 6. Aluminum alloy fixing seat; 7. Roof panel; 71. Wave pattern; 72. Hanging edge; 8. Ridge cover plate; 81. Guide plate; 9. Ridge seal; 91. Support part; 92. Sealing installation part; 93. Rivet one; 94. Rivet two; 10. Foam sealing strip; 11. Z-type connecting plate; 111. Rivet three; 112. Bottom plate; 113. Top plate; 114. Middle plate; 115. Upper hook; 116. Lower hook; 12. Bottom foam plug; 121. Drip sheet; 122. Inclined surface; 13. Double-layer thermal insulation rock wool; 14. Sound-absorbing cotton; 15. Gable fastener; 16. Angle code keel; 17. Aluminum plate keel; 18. Aluminum veneer. DETAILED DESCRIPTION

[0029] The technical solution of the present invention is described in detail below through embodiments. The following embodiments are merely exemplary and can only be used to explain and illustrate the technical solution of the present invention, but cannot be interpreted as limiting the technical solution of the present invention.

[0030] Combination Figure 1-6A waterproof node of a steel structure metal roof, comprising a main steel structure 1, a steel pipe 2 welded on the main steel structure 1, a steel plate 3 welded on the steel pipe 2, a steel angle code 4 welded on the steel plate 3, a C-shaped steel 5 fixed to the steel angle code 4 by bolts, an aluminum alloy fixing seat 6 fixed on the C-shaped steel 5, and a roof panel 7 hung on the aluminum alloy fixing seat 6, a ridge cover plate 8 is arranged at the top of the joint part of the roof panel 7, the bottom end of the aluminum alloy fixing seat 6 is fixed to the C-shaped steel 5 by screws, the top of the aluminum alloy fixing seat 6 has a lap rib with a circular cross section, the middle part of the roof panel 7 in the width direction has a wavy pattern 71, the two sides of the roof panel 7 have hanging edges 72 matched with the lap rib, and a ridge seal 9 is arranged at the top of one end of the roof panel 7 in the length direction, the ridge seal 9 includes a U-shaped support portion 91 with an opening downward on one side and a plate-shaped plugging installation portion 92 on the other side, and the shape of the plugging installation portion 92 is consistent with the shape of the top surface of the roof panel 7. The plugging installation part 92 is a two-layer plate folded from the supporting part 91. The top of the supporting part 91 is fixed to the ridge cover plate 8 by a rivet 93. The bottom of the plugging installation part 92 is fixed with a top foam sealing strip 10 by a rivet 94. The supporting part 91 is lower than the top of the plugging installation part 92. A Z-shaped connecting plate 11 is fixed to the roof panel 7 by a rivet 111. The Z-shaped connecting plate 11 is located on the outside of the ridge seal 9. The Z-shaped connecting plate 11 includes a The bottom plate 112 comprises a bottom plate 113, a top plate 113 and a middle plate 114. The bottom plate 112 is fixed to the roof panel 7 by means of three rivets 111. The top plate 113 is attached to the bottom end of the ridge cover plate 8. The bottom plate 112 is located between the ridge seal 9 and the top plate 113. A bottom foam plug 12 having a shape matching that of the roof panel 7 is provided at the bottom of the roof panel 7. The bottom end of the bottom foam plug 12 has an L-shaped drip sheet 121. The drip sheet (121) and the roof panel 7 are fixed by means of four rivets.

[0031] The top foam sealing strip 10 is fixed on the ridge seal 9, and the ridge seal 9 is fixed on the roof panel 7. The top foam sealing strip 10 is limited to one side of the supporting portion 91 and the bottom of the sealing mounting portion 92. It has good stability and high structural strength. The Z-shaped connecting plate 11 supports the bottom of the ridge cover plate 8, and the ridge cover plate 8 is not easy to deform, thereby ensuring the structural strength. In addition, a bottom foam plug 12 is also provided at the bottom end of the roof panel 7, which provides double water blocking and further improves the waterproof performance of the metal roof.

[0032] There is one rivet 93 located in the middle of the sealing installation part 92, and there are two rivets 94 located near the overlapping ridges of the ridge seal 9. The rivet 93 and the overlapping ridges can be staggered to facilitate the connection and installation of the ridge seal 9 and the ridge cover plate 8. The two rivets 94 can ensure the high connection strength of the top foam sealing strip 10, and the connection position is close to the overlapping ridges of the ridge seal 9, so that the sealing and water-blocking effect is better.

[0033] Double-layer thermal insulation rock wool 13 and sound-absorbing cotton 14 are filled between the C-shaped steels 5. The sound-absorbing cotton 14 is located at the bottom of the double-layer thermal insulation rock wool 13. The top of the double-layer thermal insulation rock wool 13 is paved with waterproof coiled material, so that the roof has good thermal insulation and sound insulation effects.

[0034] An upward upper hook 115 is provided at the end of the bottom plate 112, and a downward lower hook 116 is provided at the end of the top plate 113. The Z-shaped connecting plate 11 has high structural strength and good supporting effect.

[0035] The bottom end of the bottom foam plug 12 is flush, and both ends of the bottom foam plug 12 have matching inclined surfaces 122. The shape of the bottom foam plug 12 is easy to make and has a good water-blocking effect. The inclined surface 122 can facilitate adjacent docking and installation.

[0036] The two sides of the ridge cover plate 8 are respectively provided with downwardly inclined guide plates 81, which can guide rainwater to a place on the roof panel 7 away from the joint part, and then flow to the gutter arranged on the eaves for discharge, so as to achieve a good waterproof effect.

[0037] A gable fastener 15 is fixedly installed at the aluminum alloy fixing seat 6 of the roof panel 7, a corner code keel 16 is fixedly installed on the top of the gable fastener 15, an aluminum plate keel 17 is fixedly installed on the corner code keel 16, and an aluminum veneer 18 is installed on the aluminum plate keel 17. The aluminum veneer 18 is also added for decoration and protection, having a better appearance and better safety.

[0038] The above description is only a preferred specific implementation of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that a technician familiar with the technical field thinks of within the technical scope disclosed in the present invention should be included in the protection scope of the present invention.

Claims

1. A waterproof node of a steel structure metal roof, comprising a main steel structure (1), a steel pipe (2) welded to the main steel structure (1), a steel plate (3) welded to the steel pipe (2), a steel angle code (4) welded to the steel plate (3), a C-shaped steel (5) fixed to the steel angle code (4) by bolts, an aluminum alloy fixing seat (6) fixed to the C-shaped steel (5), and a roof panel (7) hung on the aluminum alloy fixing seat (6), wherein a ridge cover plate (8) is arranged at the top of the butt joint of the roof panel (7), and characterized in that: The bottom end of the aluminum alloy fixing seat (6) is fixed to the C-shaped steel (5) by screws, the top end of the aluminum alloy fixing seat (6) has a lap rib with a circular cross section, the middle part of the width direction of the roof panel (7) has a corrugated pattern (71), both sides of the roof panel (7) have hanging edges (72) matched with the lap rib, and a ridge seal (9) is arranged at the top of one end of the roof panel (7) in the length direction, the ridge seal (9) comprises a U-shaped support portion (91) with an opening facing downward on one side and a plate-shaped blocking installation portion (92) on the other side, the shape of the blocking installation portion (92) matches the shape of the top surface of the roof panel (7), the blocking installation portion (92) is a two-layer plate-shaped portion formed by folding the support portion (91), the top end of the support portion (91) is fixed to the ridge cover plate (8) by a first rivet (93), and the bottom end of the blocking installation portion (92) is fixed by a second rivet (94). A foam sealing strip (10) is provided, the support portion (91) is lower than the top of the blocking installation portion (92), a Z-shaped connecting plate (11) is fixed to the roof panel (7) by means of a rivet (111), the Z-shaped connecting plate (11) is located on the outside of the ridge sealing member (9), the Z-shaped connecting plate (11) comprises a bottom plate (112), a top plate (113) and an intermediate plate (114), the bottom plate (112) is connected to the top plate (113) by means of a rivet (111). The roof panel (7) is fixed, the top panel (113) is attached to the bottom end of the ridge cover panel (8), the bottom panel (112) is located between the ridge seal (9) and the top panel (113), a bottom foam plug (12) whose shape matches the roof panel (7) is arranged at the bottom of the roof panel (7), the bottom end of the bottom foam plug (12) has an L-shaped drip sheet (121), and the drip sheet (121) and the roof panel (7) are fixed by rivets four.

2. A waterproof node for a steel structure metal roof according to claim 1, characterized in that: The first rivet (93) has one rivet and is located in the middle of the sealing installation part (92), and the second rivet (94) has two rivets and is located near the overlapping edge of the ridge sealing member (9).

3. A waterproof node for a steel structure metal roof according to claim 2, characterized in that: The C-shaped steel (5) is filled with double-layer thermal insulation rock wool (13) and sound-absorbing cotton (14), the sound-absorbing cotton (14) is located at the bottom of the double-layer thermal insulation rock wool (13), and a waterproof coiled material is laid on the top of the double-layer thermal insulation rock wool (13).

4. A waterproof node for a steel structure metal roof according to claim 3, characterized in that: An upper hook (115) pointing upward is disposed at the end of the bottom plate (112), and a lower hook (116) pointing downward is disposed at the end of the top plate (113).

5. A waterproof node for a steel structure metal roof according to claim 4, characterized in that: The bottom end of the bottom foam plug (12) is flush, and both ends of the bottom foam plug (12) have mutually matching inclined surfaces (122).

6. A waterproof node for a steel structure metal roof according to claim 5, characterized in that: The two sides of the ridge cover plate (8) are respectively provided with downwardly inclined flow guide plates (81).

7. A waterproof node for a steel structure metal roof according to claim 6, characterized in that: A gable fastener (15) is fixedly installed at the aluminum alloy fixing seat (6) of the roof panel (7), a corner keel (16) is fixedly installed at the top of the gable fastener (15), an aluminum plate keel (17) is fixedly installed on the corner keel (16), and an aluminum single plate (18) is installed on the aluminum plate keel (17).

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