| 摘要 |
<p>Mixing apparatus is provided for the production of mixtures of building materials, in particular, for the production of various mortar mixtures. The apparatus includes metering means control means and transfer means for metering out and introducing predetermined quantities of components into a mixer and thereupon after mixing, delivering the mixed product into means for loading transportation vehicles with no intermediate containers for storing various mixtures of building materials. A mixer is provided which can be emptied residue-free. A self-cleaning conveying system from the mixer to the or each transfer device is further provided. The lower wall zone of the mixer can be completely opened for residue-free emptying, the opening angle being greater than the embanking angle of the mixing material or residues thereof in the wall zone. A complete continuous opening of this size prevents appreciable residues from being left in the mixer and from contaminating subsequent mixtures.</p> |
