选金溜槽：
选砂金矿物的溜槽装置，在槽体的底面下设有一个与压力水源接通的水室，在槽体诸横档之间有数多凶或细缝沟通水室，水流通过这些凶或细缝推动诸横档间的矿砂浮动，使其不易板结，加强了砂金的分选效果。 溜槽体（２）承接在 翻转支撑架（１０）上，在槽体的底壁上设有若干个呈直角状 的横档（３），横档上部带有小凸台（４），槽孔（５）等， 其特征是在槽体的底面下设有一个与稳压或脉动压力水源接通 的水室（７），水室与槽体由若干个凶或细缝（８）沟通。 　

With gold chute:
Choose placer mineral chute means at the bottom surface of the tank is provided with a source of pressurized water is turned on water compartment between the tank all rungs several more fierce or slit communication water chamber, water flows through these fierce or slit promote various rungs between ore floating, it is not easy to harden and strengthen the separation efficiency of placer gold. Chute body (2) to undertake the flip support frame (10) in the bottom wall of the tank is provided with a plurality of right angle-shaped rungs (3), the upper rungs with a small projection (4), slots (5) and the like, wherein the underside of the tank is provided with a pressure regulator or pulsating water turned water chamber (7), the water chamber to communicate with the tank or by a number of fierce slits (8).