Toilet exhaust pipe out-of-roof node structure

Abstract

The utility model discloses a toilet exhaust pipe out-of-roof node structure which comprises a roof structural plate, the top end of the roof structural plate is fixedly connected with a building roof, and a toilet air duct is fixedly connected in the building roof. According to the toilet exhaust pipe out-of-roof node structure, the cast-in-place concrete is arranged, during construction, the sleeve water stop ring is arranged between the cast-in-place concrete and the exhaust pipe, the sleeve water stop ring can effectively prevent backwater at a gap, and the inner wall of the sleeve water stop ring is coated with the ointment caulking layer, so that the sealing effect is good; after construction, the factice caulking layer is attached to the outer portion of the exhaust pipe so that the waterproof performance can be improved, water seepage at gaps can be prevented, the polyurethane sealing ring at the top end of the casing pipe water stopping ring can further improve the protection effect, the gaps outside the exhaust pipe are sealed, and the service life of the exhaust pipe is prolonged. The waterproof slope toe outside the roof concrete reverse ridge can guarantee the waterproof effect of the joint between the roof concrete reverse ridge and the roof structural plate, and the problem that water seepage cannot be effectively prevented is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of roof construction, in particular to a roof node structure for an exhaust pipe of a toilet. Background Art

[0002] In the construction of indoor bathrooms, exhaust pipes need to be installed to maintain ventilation inside the bathroom when it is closed to prevent long-term closure from causing internal hypoxia. When the exhaust pipe is installed, a special node structure needs to be set at the position where it exits the roof to fix and protect the exhaust pipe.

[0003] However, the exhaust pipe roof node structure currently used in bathroom construction still has some defects. After the construction is completed, the waterproof effect of the roof position cannot be effectively guaranteed, resulting in water seepage in the gaps.

[0004] Now a new type of bathroom exhaust pipe roof node structure is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a bathroom exhaust pipe roof node structure to solve the problem that water seepage cannot be effectively prevented in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a bathroom exhaust pipe roof node structure, comprising a roof structure plate, the top of the roof structure plate is fixedly connected to the building roof, the inside of the building roof is fixedly connected to the bathroom air duct, the bathroom air duct is fixedly connected to the roof structure plate, the top of the building roof is provided with an exhaust pipe, the inside of the building roof is fixedly connected to the roof concrete anti-slope, the roof concrete anti-slope is fixedly connected to the roof structure plate, the top of the roof concrete anti-slope is fixedly connected to cast-in-place concrete, and the inside of the cast-in-place concrete is provided with a waterproof structure for preventing water seepage;

[0007] The waterproof structure includes a sleeve waterstop ring, the interior of the cast-in-place concrete is fixedly connected with the sleeve waterstop ring, the interior of the sleeve waterstop ring is fixedly connected with a grease caulking layer, the top of the sleeve waterstop ring is fixedly connected with a polyurethane sealing ring, and the bottom end of the outside of the roof concrete anti-slope is fixedly connected with a waterproof slope foot.

[0008] Preferably, the waterproof slope foot is fixedly connected to the roof structure board, and the grease caulking layer is fixedly connected to the exhaust pipe.

[0009] Preferably, the polyurethane sealing ring is fixedly connected to the exhaust pipe, and the center line of the sleeve water stop ring and the center line of the cast-in-place concrete are on the same vertical plane.

[0010] Preferably, the top of the roof concrete counter-ridge is inlaid with embedded steel bars, and the top of the roof concrete counter-ridge is fixedly connected with a prefabricated cover plate.

[0011] Preferably, the embedded steel bars are fixedly connected to the cast-in-place concrete, and the embedded steel bars at the top of the roof concrete anti-ridge are arranged at equal intervals.

[0012] Preferably, the prefabricated cover plate is fixedly connected to the casing water stop ring, and the center line of the prefabricated cover plate and the center line of the cast-in-place concrete are on the same vertical plane.

[0013] Preferably, the exhaust duct is fixedly connected to a threaded ring inside, the threaded ring is movably connected to an external threaded barrel inside, a positioning ring is fixedly connected to one side of the external threaded barrel, and a stainless steel insect-proof net is fixedly connected to the inside of the external threaded barrel.

[0014] Preferably, the positioning ring is movably connected to the threaded ring, and the center line of the threaded ring and the center line of the exhaust pipe are on the same vertical plane.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the bathroom exhaust pipe roof node structure can not only ensure the waterproof effect, effectively prevent insects, but also improve the structural strength;

[0016] (1) By providing cast-in-place concrete, a casing water stop ring, a polyurethane sealing ring, a grease caulking layer and a waterproof slope foot, during construction, a casing water stop ring is provided between the cast-in-place concrete and the exhaust pipe, the casing water stop ring can effectively prevent water from returning to the gap, and the inner wall of the casing water stop ring is coated with a grease caulking layer. After construction, the grease caulking layer is attached to the outside of the exhaust pipe to improve the waterproof performance and prevent water seepage in the gap. The polyurethane sealing ring at the top of the casing water stop ring can further improve the protective effect and seal the gap outside the exhaust pipe. The waterproof slope foot outside the roof concrete anti-slope can ensure the waterproof effect of the connection between the roof concrete anti-slope and the roof structure board, thereby effectively preventing water seepage in the gap;

[0017] (2) An exhaust pipe, a threaded ring, a stainless steel insect-proof net, an externally threaded cylinder and a positioning ring are provided. The externally threaded cylinder is installed inside the exhaust pipe. The stainless steel insect-proof net inside the externally threaded cylinder can effectively prevent outdoor insects from entering the house through the exhaust pipe, and the positioning ring can be rotated regularly to drive the externally threaded cylinder to rotate, and the externally threaded cylinder can be taken out from the inside of the positioning ring, so as to facilitate the cleaning of the stainless steel insect-proof net and remove the dust attached to the stainless steel insect-proof net, thereby ensuring the ventilation effect, and achieving the goal of effectively preventing insects from entering the room through the exhaust pipe;

[0018] (3) By arranging cast-in-place concrete, prefabricated cover plates, embedded steel bars and roof concrete anti-ridges, during construction, embedded steel bars are preset at the top of the roof concrete anti-ridge. After the roof concrete anti-ridge is dry, cast-in-place concrete is poured on the top of the roof concrete anti-ridge. After the cast-in-place concrete is dry, the embedded steel bars can connect the cast-in-place concrete and the roof concrete anti-ridge, thereby improving the stability of the cast-in-place concrete. The prefabricated cover plates at the top of the roof concrete anti-ridge can support the casing water stop ring, thereby improving the stability of the exhaust duct, and at the same time can also position the cast-in-place concrete, thereby improving the strength of the structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0020] Figure 2 This is a schematic diagram of the top view of the polyurethane sealing ring of the utility model;

[0021] Figure 3 It is a schematic diagram of the cross-sectional structure of the cast-in-place concrete of the utility model from a top view;

[0022] Figure 4 For the utility model Figure 1 Enlarged structural diagram at A in the middle.

[0023] In the figure: 1. Roof structural board; 2. Building roof; 3. Cast-in-place concrete; 4. Prefabricated cover plate; 5. Casing water stop ring; 6. Exhaust duct; 7. Polyurethane sealing ring; 8. Paste caulking layer; 9. Embedded steel bars; 10. Roof concrete anti-slope; 11. Bathroom air duct; 12. Waterproof slope foot; 13. Threaded ring; 14. Stainless steel insect net; 15. Externally threaded cylinder; 16. Positioning ring. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1: Please refer to Figure 1-4A bathroom exhaust pipe roof node structure includes a roof structure plate 1, the top of the roof structure plate 1 is fixedly connected to a building roof 2, the interior of the building roof 2 is fixedly connected to a bathroom air duct 11, the bathroom air duct 11 is fixedly connected to the roof structure plate 1, the top of the building roof 2 is provided with an exhaust pipe 6, the interior of the building roof 2 is fixedly connected to a roof concrete anti-ridge 10, the roof concrete anti-ridge 10 is fixedly connected to the roof structure plate 1, the top of the roof concrete anti-ridge 10 is fixedly connected to a cast-in-place concrete 3, and the interior of the cast-in-place concrete 3 is provided with a waterproof structure for preventing water seepage;

[0026] The waterproof structure includes a casing water stop ring 5, the inside of the cast-in-place concrete 3 is fixedly connected with the casing water stop ring 5, the inside of the casing water stop ring 5 is fixedly connected with a grease caulking layer 8, the top of the casing water stop ring 5 is fixedly connected with a polyurethane sealing ring 7, and the bottom of the outside of the roof concrete anti-ridge 10 is fixedly connected with a waterproof slope foot 12;

[0027] The waterproof slope foot 12 is fixedly connected to the roof structure board 1, and the grease caulking layer 8 is fixedly connected to the exhaust pipe 6;

[0028] The polyurethane sealing ring 7 is fixedly connected to the exhaust pipe 6, and the center line of the casing water stop ring 5 and the center line of the cast-in-place concrete 3 are on the same vertical plane;

[0029] Specifically, Figure 1 , Figure 2 and Figure 3 As shown, during construction, a sleeve water-stop ring 5 is arranged between the cast-in-place concrete 3 and the exhaust pipe 6. The sleeve water-stop ring 5 can effectively prevent water from returning to the gap, and the inner wall of the sleeve water-stop ring 5 is coated with a grease caulking layer 8. After construction, the grease caulking layer 8 is attached to the outside of the exhaust pipe 6 to improve the waterproof performance and prevent water seepage in the gap. The polyurethane sealing ring 7 at the top of the sleeve water-stop ring 5 can further improve the protective effect and seal the gap outside the exhaust pipe 6. The waterproof slope foot 12 outside the roof concrete anti-slope 10 can ensure the waterproof effect of the connection between the roof concrete anti-slope 10 and the roof structure board 1, thereby effectively preventing water seepage in the gap.

[0030] Embodiment 2: The top of the roof concrete anti-ridge 10 is inlaid with embedded steel bars 9, and the top of the roof concrete anti-ridge 10 is fixedly connected with a prefabricated cover plate 4;

[0031] The embedded steel bars 9 are fixedly connected to the cast-in-place concrete 3, and the embedded steel bars 9 at the top of the roof concrete anti-ridge 10 are arranged at equal intervals;

[0032] The prefabricated cover plate 4 is fixedly connected to the casing water stop ring 5, and the center line of the prefabricated cover plate 4 and the center line of the cast-in-place concrete 3 are on the same vertical plane;

[0033] Specifically, Figure 1 and Figure 4As shown, an externally threaded cylinder 15 is installed inside the exhaust duct 6, and the stainless steel insect-proof net 14 inside the externally threaded cylinder 15 can effectively prevent outdoor insects from entering the room through the exhaust duct 6, and the positioning ring 16 can be rotated regularly to drive the externally threaded cylinder 15 to rotate, and the externally threaded cylinder 15 can be taken out from the inside of the positioning ring 16, so as to facilitate the cleaning of the stainless steel insect-proof net 14 and remove the dust attached to the stainless steel insect-proof net 14, thereby ensuring the ventilation effect, and effectively preventing insects from entering the room through the exhaust duct 6.

[0034] Embodiment 3: The exhaust pipe 6 is fixedly connected to a threaded ring 13, the threaded ring 13 is movably connected to an external threaded tube 15, one side of the external threaded tube 15 is fixedly connected to a positioning ring 16, and the external threaded tube 15 is fixedly connected to a stainless steel insect-proof net 14;

[0035] The positioning ring 16 is movably connected to the threaded ring 13, and the center line of the threaded ring 13 and the center line of the exhaust pipe 6 are on the same vertical plane;

[0036] Specifically, Figure 1 and Figure 3 As shown, during construction, embedded steel bars 9 are preset at the top of the roof concrete counter-ridge 10. After the roof concrete counter-ridge 10 is dry, cast-in-place concrete 3 is poured on the top of the roof concrete counter-ridge 10. After the cast-in-place concrete 3 is dry, the embedded steel bars 9 can connect the cast-in-place concrete 3 and the roof concrete counter-ridge 10, thereby improving the stability of the cast-in-place concrete 3, and the prefabricated cover plate 4 at the top of the roof concrete counter-ridge 10 can support the casing water stop ring 5, improve the stability of the exhaust pipe 6, and at the same time can also position the cast-in-place concrete 3, thereby improving the strength of the structure.

[0037] Working principle: when the utility model is in use, during construction, a pre-buried steel bar 9 is preset at the top of the roof concrete anti-ridge 10. After the roof concrete anti-ridge 10 is dry, the cast-in-place concrete 3 is poured on the top of the roof concrete anti-ridge 10. After the cast-in-place concrete 3 is dry, the pre-buried steel bar 9 can connect the cast-in-place concrete 3 and the roof concrete anti-ridge 10, thereby improving the stability of the cast-in-place concrete 3, and the prefabricated cover plate 4 at the top of the roof concrete anti-ridge 10 can support the sleeve water stop ring 5, improve the stability of the exhaust pipe 6, and at the same time can also position the cast-in-place concrete 3. A sleeve water stop ring 5 is arranged between the cast-in-place concrete 3 and the exhaust pipe 6. The sleeve water stop ring 5 can effectively prevent water from returning to the gap, and the inner wall of the sleeve water stop ring 5 is coated with a grease caulking layer 8. After construction, the grease caulking layer 8 is attached to the exhaust pipe 6. The exterior can improve the waterproof performance and prevent water seepage in the gaps. The polyurethane sealing ring 7 at the top of the casing water stop ring 5 can further improve the protection effect and seal the gap outside the exhaust pipe 6. The waterproof slope foot 12 outside the roof concrete anti-ridge 10 can ensure the waterproof effect of the connection between the roof concrete anti-ridge 10 and the roof structure board 1. An external threaded tube 15 is installed inside the exhaust pipe 6. The stainless steel insect-proof net 14 inside the external threaded tube 15 can effectively prevent outdoor insects from entering the house through the exhaust pipe 6, and the positioning ring 16 can be rotated regularly to drive the external threaded tube 15 to rotate, and the external threaded tube 15 can be taken out from the inside of the positioning ring 16, so as to facilitate the cleaning of the stainless steel insect-proof net 14 and remove the dust attached to the stainless steel insect-proof net 14 to ensure the ventilation effect.

Claims

1. A bathroom exhaust pipe roof node structure, comprising a roof structure plate (1), characterized in that: The top of the roof structure plate (1) is fixedly connected to the building roof (2), the interior of the building roof (2) is fixedly connected to the bathroom air duct (11), the bathroom air duct (11) is fixedly connected to the roof structure plate (1), the top of the building roof (2) is provided with an exhaust pipe (6), the interior of the building roof (2) is fixedly connected to a roof concrete anti-ridge (10), the roof concrete anti-ridge (10) is fixedly connected to the roof structure plate (1), the top of the roof concrete anti-ridge (10) is fixedly connected to cast-in-place concrete (3), and the interior of the cast-in-place concrete (3) is provided with a waterproof structure for preventing water seepage; The waterproof structure comprises a sleeve water stop ring (5), the interior of the cast-in-place concrete (3) is fixedly connected with the sleeve water stop ring (5), the interior of the sleeve water stop ring (5) is fixedly connected with a grease caulking layer (8), the top end of the sleeve water stop ring (5) is fixedly connected with a polyurethane sealing ring (7), and the bottom end of the exterior of the roof concrete anti-slope (10) is fixedly connected with a waterproof slope foot (12).

2. A bathroom exhaust pipe roof node structure according to claim 1, characterized in that: The waterproof slope foot (12) is fixedly connected to the roof structure board (1), and the grease caulking layer (8) is fixedly connected to the exhaust pipe (6).

3. A bathroom exhaust pipe roof node structure according to claim 1, characterized in that: The polyurethane sealing ring (7) is fixedly connected to the exhaust pipe (6), and the center line of the sleeve water stop ring (5) and the center line of the cast-in-place concrete (3) are on the same vertical plane.

4. A bathroom exhaust pipe roof node structure according to claim 1, characterized in that: The top of the roof concrete counter-ridge (10) is inlaid with embedded steel bars (9), and the top of the roof concrete counter-ridge (10) is fixedly connected with a prefabricated cover plate (4).

5. A bathroom exhaust pipe roof node structure according to claim 4, characterized in that: The embedded steel bars (9) are fixedly connected to the cast-in-place concrete (3), and the embedded steel bars (9) at the top of the roof concrete anti-ridge (10) are arranged at equal intervals.

6. A bathroom exhaust pipe roof node structure according to claim 4, characterized in that: The prefabricated cover plate (4) is fixedly connected to the casing water stop ring (5), and the center line of the prefabricated cover plate (4) and the center line of the cast-in-place concrete (3) are on the same vertical plane.

7. A bathroom exhaust pipe roof node structure according to claim 1, characterized in that: The exhaust pipe (6) is fixedly connected to a threaded ring (13) inside, the threaded ring (13) is movably connected to an external threaded tube (15) inside, a positioning ring (16) is fixedly connected to one side of the external threaded tube (15), and a stainless steel insect-proof net (14) is fixedly connected to the inside of the external threaded tube (15).

8. A bathroom exhaust pipe roof node structure according to claim 7, characterized in that: The positioning ring (16) is movably connected to the threaded ring (13), and the center line of the threaded ring (13) and the center line of the exhaust pipe (6) are on the same vertical plane.

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