Urban subsurface drainage pipeline leakage locating system and construction method thereof
A technology for underground drainage and drainage pipes, which is applied in sewer pipe systems, waterway systems, piping systems, etc. It can solve the problems of difficult inspection of leakage points and leakage of drainage pipes, and achieves strong durability, low cost, The effect of strong waterproof performance
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Embodiment 1
[0037] Such as figure 1 and figure 2 As shown, the urban underground drainage pipeline leakage location system of the present invention comprises:
[0038] Drain pipe 1, which is buried under the wall or floor;
[0039] The concrete layer 2 is wrapped on the outside of the drainage pipe 1; the concrete layer 2 below the drainage pipe 1 is embedded with several U-shaped groove-shaped waterproof layers 3, and the opening end of the waterproof layer 3 is sealed and connected with the drainage pipe 1;
[0040] Waterproof humidity detection device 4, it is embedded in waterproof layer 3 and reads the humidity data of waterproof layer 3; Waterproof humidity detection device 4 comprises controller 41, humidity sensor 42 and wireless transceiver module 43; Controller 41 performs humidity sensor 42 coding;
[0041] Wire duct 5, wire 6 is arranged in the wire duct 5; one end of the wire 6 passes through the wire duct 5, the concrete layer 2, and the waterproof layer 3 to electricall...
Embodiment 2
[0056] According to the urban underground drainage pipeline leakage location system provided in embodiment 1, embodiment 2 provides the construction method of this urban underground drainage pipeline, comprising the following steps:
[0057] S1, pouring and stacking concrete to form the bottom layer of the concrete layer: according to the ratio of 10%-15% of stones, 20%-30% of cement, 25%-35% of sand, and 15%-30% of water, the concrete is poured and piled up to form the bottom layer of the concrete layer;
[0058] S2, Pouring and stacking waterproof layer: After pouring the bottom layer of the concrete layer for 6 hours, arrange it in the concrete layer according to the ratio of 10%-15% of stones, 22%-35% of cement, 30%-40% of sand, and 20%-30% of water Pour and stack several U-shaped concrete models on the bottom layer, and seal and cover the inner wall of the concrete model with SBS waterproof rolls to form a waterproof layer; several waterproof layers are connected in sequen...
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