A coal mine roadway with water seepage warning function
A technology for coal mine tunnels and tunnels, which is applied in the directions of drainage, mining equipment, mining devices, etc., can solve problems such as affecting construction progress, local leakage problems in coal mine tunnels without corresponding solutions, and impermeable water locations, etc., to increase buoyancy, avoid Adverse effects, effect of increasing drainage volume
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Embodiment 1
[0032] refer to Figure 1-6 , a coal mine roadway with a water seepage warning function, including an anchor net 1 fixedly arranged on the inner wall of the roadway, the anchor net 1 supports a roof 4 through a support layer 2, and a water collection tank 3 is placed between the anchor net 1 and the roof 4, Two electrode plates 9 are symmetrically arranged on the inner bottom wall of the water collection tank 3, and each electrode plate 9 is slidably connected with a drainage bracket 7, and the bottom wall of each electrode plate 9 is provided with a rectangular groove, and each rectangular groove Electrode sheets 10 are placed inside, and each electrode sheet 10 is connected to the corresponding drainage bracket 7 through a traction rope 8, and the traction rope 8 passes through the electrode sheet 10, and a sealing ring is provided at both ends of the perforation on the electrode sheet 10 ;
[0033] The middle part of the sump 3 is provided with a drainage alarm mechanism. ...
Embodiment 2
[0041] refer to Figure 7-9 , the difference between this embodiment and Embodiment 1 is that a sealing box 15 is also provided in the installation groove, and the annular joint 12 and the buzzer 13 are all located in the sealing box 15, and the bottom end of the connecting piece 14 is connected to the sealing box 15 The inner bottom wall is fixedly connected, and the top seal of the connecting piece 14 runs through the top wall of the sealing box 15 and is movably connected with a water blocking ball 16. There are a plurality of water holes 20, and the top of the limit cylinder 19 is provided with a plurality of first air holes 17 and second air holes 18, and a check valve is installed on the second air holes 18;
[0042] There is no communication port 1401 on the connecting piece 14, it is only a cylindrical body, and the connecting piece 14 is made of two-way memory alloy;
[0043] The cross-sectional area of the sealing box 15 is less than the cross-sectional area of ...
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