3results about How to "Save steel" patented technology

The utility model relates to flue gas treatment field of atmospheric pollution control industry, concretely relates to a desulfurization dust removal denitration integrated equipment. The desulfurization dust removal denitration integrated equipment includes: support separation structure, which separates desulfurization dust removal denitration integrated equipment into three layers of upper, middle and lower in vertical direction, separates into middle area and peripheral area in horizontal direction, denitration chamber is arranged in middle layer middle area, exhaust port is arranged in middle layer middle area, below denitration chamber, air inlet is arranged in lower layer middle area, below exhaust port, N desulfurization filter chambers are symmetrically arranged in middle layer peripheral area, peripheral of denitration chamber and exhaust port, S ash bucket is arranged in lower layer peripheral area, upper box gas chamber is arranged in upper layer area, and N desulfurization filter chambers of the peripheral area and denitration chamber of middle area are communicated. The utility model discloses desulfurization dust removal denitration integrated equipment, and the land area is small, and the investment is saved.

This invention discloses a photovoltaic device and a photovoltaic system. The photovoltaic device includes a photovoltaic bracket, a support assembly, and a photovoltaic module. The photovoltaic bracket includes a mounting frame, a support rod, and a base. The support rod extends vertically and its upper end is connected to the mounting frame. The base is a concrete base, and the lower end of the support rod passes through the base, which is connected to the support rod. The support assembly includes a first rod, a second rod, and a clamp. The clamp is mounted on the base and detachably connected to it. The two ends of the first rod are connected to one side of the clamp and one side of the mounting frame, respectively. The two ends of the second rod are connected to the other side of the clamp and the other side of the mounting frame, respectively. The photovoltaic module is installed in the mounting frame using fasteners. The photovoltaic module is used to generate electricity using solar energy. The photovoltaic device of this invention has advantages such as simple structure and long service life.

The application discloses a connecting structure of prefabricated reinforced concrete columns and beams and a construction method thereof, and the structure comprises a lower prefabricated reinforced concrete column, an upper prefabricated reinforced concrete column and a beam arranged on the lower prefabricated reinforced concrete column, the upper end of the lower prefabricated reinforced concrete column and the upper prefabricated reinforced concrete column is provided with a hoop hoop steel plate, the lower end is provided with a vertical H-shaped short steel and a prefabricated column short plate, and column longitudinal reinforcement is arranged in the inside; the top end of the hoop hoop steel plate is welded with a prefabricated column top plate, the inside is provided with a lower layer horizontal reinforcing plate and an upper layer horizontal reinforcing plate, the lower end of the column longitudinal reinforcement is anchored on the prefabricated column end plate through a bolt anchor head, and the upper end is anchored on the upper layer horizontal reinforcing plate through a bolt anchor head; the vertical H-shaped short steel is welded with the prefabricated pile top plate, and the connecting area of the lower prefabricated reinforced concrete column and the upper prefabricated reinforced concrete column is filled with concrete. The application improves the connecting reliability of the upper prefabricated reinforced concrete column and the lower prefabricated reinforced concrete column and the safety of the overall structure.