Construction structure for waterproof joint of pipeline going out of roof

Abstract

The utility model discloses a roof pipeline waterproof joint construction structure which comprises a waterproof steel pipe sleeve, a coiled material waterproof layer and a fine aggregate concrete protection pier, a first water stop wing ring is arranged on the outer circle face of the bottom of the waterproof steel pipe sleeve, and a second water stop wing ring is arranged on the outer circle face of the top of the waterproof steel pipe sleeve. The first water stop wing ring is pre-buried in the roof structural plate, the second water stop wing ring is located in the fine aggregate concrete protection pier, the coiled material waterproof layer comprises a roof waterproof coiled material and a first waterproof additional layer, the first waterproof additional layer comprises a cylindrical part and a skirt band part, and a second waterproof additional layer is laid at the joint of the skirt band part and the roof waterproof coiled material. The second water stop wing ring is arranged at the top of the waterproof steel pipe sleeve, the amount of accumulated water flowing to the root of the roof outlet pipeline can be reduced, the defect that the root of the roof outlet pipeline is prone to leakage is overcome from the source, connection between the waterproof steel pipe sleeve and the roof outlet pipeline is reliable, and the fine aggregate concrete protection pier can protect the roof outlet pipeline.

Description

Technical Field

[0001] The utility model belongs to the technical field of building construction, and in particular relates to a waterproof node construction structure for a roof pipeline. Background Art

[0002] At present, the construction method of the waterproof node of the roof pipe is: when constructing the concrete roof structure board, a reserved hole for the roof pipe is reserved, and before installing the roof pipe in the reserved hole for the roof pipe, a waterproof steel casing is first installed in the reserved hole for the roof pipe, the wing ring on the waterproof steel casing is tightly attached to the roof structure board, and the gap between the waterproof steel casing and the roof structure board is densely filled with mortar to achieve the fixation of the waterproof steel casing; when constructing the roof waterproof membrane, it is directly pasted around the waterproof steel casing, and the waterproof membrane is fixed on the waterproof steel casing by winding the iron wire around the circle, and the end of the waterproof membrane is sealed with asphalt paste to form a seal; However, in the actual use process of the waterproof node structure formed by this method, before the construction of the waterproof membrane layer, the insulation layer or the slope layer is prone to generate closed water vapor, resulting in water accumulation in the waterproof membrane layer, the anti-seepage effect of the root of the roof pipe is poor, leakage is prone to occur, and the construction process is complicated; Therefore, a construction structure of the waterproof node of the roof pipe that is easy to construct and has a good anti-seepage effect should be provided. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a waterproof node construction structure for a roof pipe in view of the deficiencies in the above-mentioned prior art. The structure is simple and the design is reasonable. By arranging a second water-stop wing ring on the top of the waterproof steel pipe sleeve, the amount of water accumulated at the root of the roof pipe can be reduced under the diversion effect of the second water-stop wing ring, thereby solving the defect of leakage at the root of the roof pipe from the source. The connection between the waterproof steel pipe sleeve and the roof pipe is reliable, stable and firm. The fine stone concrete protective pier can protect the roof pipe and prolong the service life of the waterproof material at the roof pipe location.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a construction structure of a waterproof node of a roof pipe, characterized in that it includes a waterproof steel pipe sleeve pre-buried in the roof structure plate and sleeved on the outside of the roof pipe, a roll waterproof layer and a fine stone concrete protective pier arranged on the outside of the waterproof steel pipe sleeve, a first water stop wing ring is arranged on the bottom outer circular surface of the waterproof steel pipe sleeve, and a second water stop wing ring is arranged on the top outer circular surface of the waterproof steel pipe sleeve, the first water stop wing ring is pre-buried in the roof structure plate, and the second water stop wing ring is located in the fine stone concrete protective pier, the roll waterproof layer includes a roof waterproof roll laid on the surface of the mortar leveling layer and a first waterproof additional layer laid on the waterproof steel pipe sleeve, the first waterproof additional layer includes a cylindrical portion wrapped on the outer circular surface of the waterproof steel pipe sleeve and a skirt portion connected to the bottom end of the cylindrical portion and laid on the roof waterproof roll, and a second waterproof additional layer is laid at the joint between the skirt portion and the roof waterproof roll.

[0005] The above-mentioned roof pipe waterproof node construction structure is characterized in that: a slope layer and an insulation layer are arranged in sequence from bottom to top between the roof structure board and the mortar leveling layer, the roll waterproofing layer is located between the mortar leveling layer and the roof surface layer, the fine stone concrete protection pier is located on the roof surface layer, and the top surface height of the fine stone concrete protection pier is higher than the top surface height of the waterproof steel pipe sleeve.

[0006] The above-mentioned waterproof node construction structure of the roof pipe is characterized in that: a polyurethane foam layer is filled between the roof pipe and the waterproof steel pipe sleeve, and the gap between the top of the fine stone concrete protective pier and the top of the waterproof steel pipe sleeve, the gap between the roof surface layer and the cylindrical part, and the gap between the mortar leveling layer and the waterproof steel pipe sleeve are all filled with asphalt paste.

[0007] The above-mentioned waterproof node construction structure of the roof pipe is characterized in that the difference between the inner diameter of the waterproof steel pipe sleeve and the outer diameter of the roof pipe is 40mm~60mm, and the thickness of the first water-stop wing ring, the thickness of the second water-stop wing ring and the thickness of the waterproof steel pipe sleeve are all in the range of 3mm~5mm.

[0008] The above-mentioned roof pipe waterproof node construction structure is characterized in that: the distance between the bottom surface of the first water stop wing ring and the bottom surface of the waterproof steel pipe sleeve is in the range of 50mm to 70mm, the ring width of the first water stop wing ring is in the range of 70mm to 90mm, the distance between the top surface of the second water stop wing ring and the top surface of the waterproof steel pipe sleeve is in the range of 20mm to 30mm, and the ring width of the second water stop wing ring is in the range of 40mm to 60mm.

[0009] Compared with the prior art, the utility model has the following advantages:

[0010] 1. The utility model arranges a first water-stop wing ring on the bottom outer circumferential surface of the waterproof steel pipe sleeve. During actual construction, when constructing the roof structure plate, the first water-stop wing ring is pre-buried in the roof structure plate, which can improve the firmness of the connection between the waterproof steel pipe sleeve and the roof structure plate, and ensure the airtightness of the root of the roof pipe; and arranges a second water-stop wing ring on the top outer circumferential surface of the waterproof steel pipe sleeve. During actual construction, the second water-stop wing ring is located in the fine stone concrete protection pier. Under the diversion effect of the second water-stop wing ring, the amount of water flowing to the root of the roof pipe can be reduced, thereby solving the defect of easy leakage at the root of the roof pipe from the source.

[0011] 2. The waterproofing roll of the utility model comprises a roofing waterproofing roll, a first waterproof additional layer and a second waterproof additional layer. The first waterproof additional layer comprises a cylindrical portion and a skirt portion. The skirt portion is located between the roofing waterproofing roll and the second waterproof additional layer. The waterproofing roll has the advantages of being easy to construct and having a good waterproofing effect. During actual construction, the roofing waterproofing roll is constructed first, then the first waterproof additional layer, and finally the second waterproof additional layer. When constructing the roofing waterproofing roll, the first waterproof additional layer and the second waterproof additional layer, the method of first cutting and then pasting or hot melting is adopted.

[0012] 3. The fine stone concrete protection pier of the utility model can protect the roof pipe, can prolong the service life of the waterproof material at the roof pipe part, and has a beautiful shape. There is no need to fix an aluminum alloy cap on the roof pipe, thus avoiding the influence of metal oxidation on the appearance.

[0013] 4. The utility model has a simple structure, reasonable design, and is easy to construct and popularize and apply.

[0014] To sum up, the utility model has a simple structure and a reasonable design. By arranging a second water-stop wing ring on the top of the waterproof steel pipe sleeve, the amount of water accumulated at the root of the roof pipe can be reduced under the diversion effect of the second water-stop wing ring, thereby solving the defect of leakage at the root of the roof pipe from the source. The connection between the waterproof steel pipe sleeve and the roof pipe is reliable, stable and firm. The fine stone concrete protective pier can protect the roof pipe and prolong the service life of the waterproof material at the roof pipe location.

[0015] The present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model.

[0017] Figure 2 It is a structural schematic diagram of the waterproof steel pipe sleeve of the utility model.

[0018] Figure 3 The utility model provides a schematic diagram of the connection relationship between the roof pipe, the waterproof steel pipe sleeve, the waterproofing layer and the mortar leveling layer.

[0019] Description of reference numerals:

[0020] 1—Roof pipe; 2—Waterproof steel pipe sleeve; 2-1—the first water stop wing ring; 2-2—Second water stop wing ring; 3—polyurethane foaming agent layer; 4—Roof structural board; 5—Slope finding; 6—Insulation layer; 7—Mortar leveling layer; 8—Roofing waterproofing membrane; 9-1—Cylindrical part; 9-2—skirt section; 10—Second waterproof additional layer; 11—Roof surface layer; 12—fine stone concrete protection pier; 13—Asphalt ointment. DETAILED DESCRIPTION

[0021] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model includes a waterproof steel pipe sleeve 2 pre-buried in the roof structure plate 4 and sleeved on the outside of the roof pipe 1, a coiled waterproof layer and a fine stone concrete protection pier 12 arranged on the outside of the waterproof steel pipe sleeve 2, a first water stop wing ring 2-1 is arranged on the bottom outer circular surface of the waterproof steel pipe sleeve 2, and a second water stop wing ring 2-2 is arranged on the top outer circular surface of the waterproof steel pipe sleeve 2, the first water stop wing ring 2-1 is pre-buried in the roof structure plate 4, and the second water stop wing ring 2-2 is located on the fine stone concrete protection pier 12. In the stone concrete protection pier 12, the waterproof roll material layer includes a roofing waterproof roll material 8 laid on the surface of the mortar leveling layer 7 and a first waterproof additional layer laid on the waterproof steel pipe sleeve 2, the first waterproof additional layer includes a cylindrical portion 9-1 wrapped on the outer circumferential surface of the waterproof steel pipe sleeve 2 and a skirt portion 9-2 connected to the bottom end of the cylindrical portion 9-1 and laid on the roofing waterproof roll material 8, and a second waterproof additional layer 10 is laid at the joint between the skirt portion 9-2 and the roofing waterproof roll material 8.

[0022] In this embodiment, by setting a first water stop wing ring 2-1 on the bottom outer circular surface of the waterproof steel pipe sleeve 2, during actual construction, when constructing the roof structure plate 4, the first water stop wing ring 2-1 is pre-buried in the roof structure plate 4, which can improve the firmness of the connection between the waterproof steel pipe sleeve 2 and the roof structure plate 4, and ensure the airtightness of the root of the roof pipe 1; by setting a second water stop wing ring 2-2 on the top outer circular surface of the waterproof steel pipe sleeve 2, during actual construction, the second water stop wing ring 2-2 is located in the fine stone concrete protection pier 12, and under the diversion effect of the second water stop wing ring 2-2, the amount of water flowing to the root of the roof pipe 1 can be reduced, thereby solving the defect of easy leakage at the root of the roof pipe 1 from the source.

[0023] In this embodiment, the roll waterproof layer includes a roof waterproof roll 8, a first waterproof additional layer and a second waterproof additional layer 10. The first waterproof additional layer includes a cylindrical portion 9-1 and a skirt portion 9-2. The skirt portion 9-2 is located between the roof waterproof roll 8 and the second waterproof additional layer 10. The roll waterproof layer has the advantages of easy construction and good waterproof effect. During actual construction, the roof waterproof roll 8 is constructed first, then the first waterproof additional layer is constructed, and finally the second waterproof additional layer 10 is constructed. When constructing the roof waterproof roll 8, the first waterproof additional layer and the second waterproof additional layer 10, the method of first cutting and then pasting or hot melting is adopted.

[0024] In this embodiment, the fine stone concrete protection pier 12 can protect the roof pipe 1, can extend the service life of the waterproof material in the roof pipe 1 area, and has a beautiful shape. There is no need to fix an aluminum alloy cap on the roof pipe 1, thus avoiding the impact of metal oxidation on the appearance.

[0025] In this embodiment, a slope leveling layer 5 and an insulation layer 6 are sequentially arranged between the roof structure board 4 and the mortar leveling layer 7 from bottom to top, the rolled waterproof layer is located between the mortar leveling layer 7 and the roof surface layer 11, the fine stone concrete protection pier 12 is located on the roof surface layer 11, and the top surface height of the fine stone concrete protection pier 12 is higher than the top surface height of the waterproof steel pipe sleeve 2.

[0026] In this embodiment, a polyurethane foam layer 3 is filled between the roof pipe 1 and the waterproof steel pipe sleeve 2, and the gap between the top of the fine stone concrete protection pier 12 and the top of the waterproof steel pipe sleeve 2, the gap between the roof surface layer 11 and the cylindrical part 9-1, and the gap between the mortar leveling layer 7 and the waterproof steel pipe sleeve 2 are all filled with asphalt paste 13.

[0027] In this embodiment, the difference between the inner diameter of the waterproof steel pipe sleeve 2 and the outer diameter of the roof pipe 1 is 40mm~60mm, and the thickness of the first water-stop wing ring 2-1, the thickness of the second water-stop wing ring 2-2 and the thickness of the waterproof steel pipe sleeve 2 are all in the range of 3mm~5mm.

[0028] In this embodiment, the distance between the bottom surface of the first water-stop wing ring 2-1 and the bottom surface of the waterproof steel pipe sleeve 2 ranges from 50mm to 70mm, the ring width of the first water-stop wing ring 2-1 ranges from 70mm to 90mm, the distance between the top surface of the second water-stop wing ring 2-2 and the top surface of the waterproof steel pipe sleeve 2 ranges from 20mm to 30mm, and the ring width of the second water-stop wing ring 2-2 ranges from 40mm to 60mm.

[0029] like Figure 1As shown, in actual construction, first, before pouring concrete on the roof structure board 4, the waterproof steel pipe sleeve 2 is positioned with the center line of the roof pipe 1 as the central axis, and the bottom of the waterproof steel pipe sleeve 2 is pre-buried in the roof structure board 4. Secondly, according to the construction sequence of the roof building, the slope layer 5, the insulation layer 6 and the mortar leveling layer 7 of the building are constructed in sequence. It should be noted that when constructing the mortar leveling layer 7, an annular gap needs to be left between the mortar leveling layer 7 and the outer cylindrical surface of the waterproof steel pipe sleeve 2, and the annular gap is The width ranges from 20mm to 30mm. After the mortar leveling layer 7 is dry, the annular gap is filled with asphalt paste 13 to prevent the stress generated by temperature from damaging the mortar leveling layer 7; then, a membrane waterproofing layer is constructed, and polyurethane foaming agent is filled between the waterproof steel pipe sleeve 2 and the roof pipe 1; finally, the roof surface layer 11 and the fine stone concrete protection pier 12 are constructed, and the gap between the top of the fine stone concrete protection pier 12 and the top of the waterproof steel pipe sleeve 2 is filled with asphalt paste 13.

[0030] The above is only a preferred embodiment of the present invention and does not constitute any limitation to the present invention. Any simple modification, change and equivalent structural change made to the above embodiments according to the technical essence of the present invention shall still fall within the protection scope of the technical solution of the present invention.

Claims

1. A waterproof node construction structure for a roof pipeline, characterized by: The invention comprises a waterproof steel pipe sleeve (2) pre-buried in a roof structure plate (4) and sleeved on the outside of a roof pipe (1), a rolled waterproof layer and a fine stone concrete protective pier (12) arranged on the outside of the waterproof steel pipe sleeve (2), a first water stop wing ring (2-1) being arranged on the bottom outer circular surface of the waterproof steel pipe sleeve (2), a second water stop wing ring (2-2) being arranged on the top outer circular surface of the waterproof steel pipe sleeve (2), the first water stop wing ring (2-1) being pre-buried in the roof structure plate (4), and the second water stop wing ring (2-2) being arranged on the fine stone concrete. In the protection pier (12), the waterproofing layer comprises a roofing waterproofing membrane (8) laid on the surface of the mortar leveling layer (7) and a first waterproof additional layer laid on the waterproof steel pipe sleeve (2), the first waterproof additional layer comprises a cylindrical portion (9-1) wrapped on the outer circumferential surface of the waterproof steel pipe sleeve (2) and a skirt portion (9-2) connected to the bottom end of the cylindrical portion (9-1) and laid on the roofing waterproofing membrane (8), and a second waterproof additional layer (10) is laid at the joint between the skirt portion (9-2) and the roofing waterproofing membrane (8).

2. A rooftop pipeline waterproof node construction structure according to claim 1, characterized in that: A slope leveling layer (5) and a thermal insulation layer (6) are sequentially arranged between the roof structure board (4) and the mortar leveling layer (7) from bottom to top, the coiled waterproof layer is located between the mortar leveling layer (7) and the roof surface layer (11), the fine stone concrete protection pier (12) is located on the roof surface layer (11), and the top surface height of the fine stone concrete protection pier (12) is higher than the top surface height of the waterproof steel pipe sleeve (2).

3. A waterproof node construction structure for a rooftop pipeline according to claim 2, characterized in that: A polyurethane foaming agent layer (3) is filled between the roof outlet pipe (1) and the waterproof steel pipe sleeve (2), and the gap between the top of the fine stone concrete protection pier (12) and the top of the waterproof steel pipe sleeve (2), the gap between the roof surface layer (11) and the cylindrical part (9-1), and the gap between the mortar leveling layer (7) and the waterproof steel pipe sleeve (2) are all filled with asphalt paste (13).

4. A waterproof node construction structure for a rooftop pipeline according to claim 1, characterized in that: The difference between the inner diameter of the waterproof steel pipe sleeve (2) and the outer diameter of the roof pipe (1) is 40 mm to 60 mm, and the thickness of the first water-stop wing ring (2-1), the thickness of the second water-stop wing ring (2-2) and the thickness of the waterproof steel pipe sleeve (2) are all in the range of 3 mm to 5 mm.

5. A waterproof node construction structure for a rooftop pipeline according to claim 4, characterized in that: The distance between the bottom surface of the first water-stop wing ring (2-1) and the bottom surface of the waterproof steel pipe sleeve (2) ranges from 50 mm to 70 mm, the ring width of the first water-stop wing ring (2-1) ranges from 70 mm to 90 mm, the distance between the top surface of the second water-stop wing ring (2-2) and the top surface of the waterproof steel pipe sleeve (2) ranges from 20 mm to 30 mm, and the ring width of the second water-stop wing ring (2-2) ranges from 40 mm to 60 mm.

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