Ecological side slope restoration device for dicranopteris pedata

The invention relates to the technical field of side slope restoration, and discloses an ecological side slope restoration device for dicranopteris pedata. The device comprises a seedling raising furrow and a plurality of dicranopteris pedata plants; the seedling raising furrow comprises a non-woven geotextile laid on the side slope and a substrate layer flatly laid on the non-woven geotextile; the plurality of dicranopteris pedata plants are respectively planted in the substrate layer; and the substrate layer is formed by mixed soil with water through stirring, and the mixed soil is formed by uniformly stirring 25-35 parts of burned soil, 25-35 parts of fertile garden soil, 15-25 parts of red laterite subsoil and 15-25 parts of river sand. The ecological side slope restoration device for the dicranopteris pedata adopts the dicranopteris pedata as a main plant for side slope restoration, and has the characteristics of drought resistance, barren resistance and the like, and compared with ...

Gardens harrow

The utility model provides a gardens harrow, includes the handle, installing GPS positioner on hand, handle one end is equipped with the horizontal pole, be provided with the rake teeth on the horizontal pole, also be provided with on the horizontal pole with the rake teeth becomes the broom head of an angle, the utility model provides a pair of gardens harrow, easily manages, is difficult for losing convenient to use, and the use can constantly be changed to the rake teeth and the broom head that are provided on the horizontal pole, can more effectively safeguard gardens, brings great facility for gardener's work.

Backfill method for end cap cavity and material inlet and outlet of ball mill

Backfill method for end cap cavity and material inlet and outlet of ball mill

The invention provides a filling method for filling the inlet and outlet ports of a ball mill and the cavity end cover. The adopted filling agent is the mixture of epoxy resin and fine sand, the used amount ratio of which is 7 : 3, and the filling method includes the following steps: drilling a fill insulation orifice vertical to the medial axis on the hollow shaft in the end cover of the ball mill, injecting the mixture of epoxy resin and fine sand from the fill insulation orifice after being heated and stirred evenly, permeating the inlet port and the cavity end cover, blocking the fill insulation orifice by an iron post, and using the same filling method to fill the outlet port. The filling method for filling the inlet and outlet ports of a ball mill and the cavity end covers provided by the invention has the advantages of simple method and easy operation, and can prolong the service life of the end cover of the ball mill.