Water-snail eradication method and tank for culvert and sluice and channel water delivery engineering
A technology of culvert gate and channel, which is applied in the field of snail killing and snail sinking tank of culvert gate and channel water conveyance project, which can solve the problems of difficult dredging of water inlet, easy blockage of screen mesh, and sediment deposition.
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[0066] The implementation of the present invention will be described in detail below in conjunction with the accompanying drawings, but they do not constitute a limitation to the invention, and are only examples.
[0067] In the figure, 1 is the fence, 2-1, 2-2, 2-3 are the snail-stop walls, 3 is the trash rack, 4 is the bottom of the pool, 5 is the water inlet, 6 is the water hole, 7 is the slope, H K is the high water level, and K is the low water level.
[0068] refer to Figure 1-Figure 6 Culvert sluice of the present invention and canal water conveyance project sink screw pool, comprise enclosure wall 1, pond bottom 4, can form slope or be right angle with a certain oblique angle between pond bottom 4 and enclosure wall 1, evenly spaced between the enclosure wall 1 The snail blocking walls 2-1, 2-2, 2-3, the snail blocking wall 2-1 is located behind the water inlet 5, there is a slope 7 between the water inlet 5 and the bottom 4 of the pool; the bottom 4 of the pool is l...
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