Nature-imitated fishway adapted to fishes with different swimming abilities
A technology that imitates nature and fishways, applied in the field of imitating natural fishways, can solve the problems of difficulty in passing fish mouths or vertical seams, single structure of fishways, low energy consumption, etc., to increase wall roughness and improve fish passing Efficiency, the effect of increasing adaptability
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[0040] The present invention will be further described below in conjunction with the accompanying drawings.
[0041] Such as Figure 1-Figure 8 Shown, a kind of imitation natural fishway of the present invention is adapted to different swimming ability fishes, comprises fishway outer wing wall 1, fishway bottom plate 15 and several fishway units. The fishway outer wing wall 1 is vertically fixed on both sides of the fishway bottom plate 15 along the length direction, and several pieces of artificial pebbles 3 are randomly arranged on the inner wall of the fishway outer wing wall 1 . The fishway unit is located between two fishway outer wing walls 1, and each fishway unit includes two fishway inner wing walls 2, two deflection plates 6, two airbags 7 and a baffle plate 10, and the fishway inner wing walls 2 are Arrangement in the direction of water flow, multiple water passage holes 4 are provided on the wing wall 2 in the fishway, the deflection plate 6 is arranged near the w...
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