2results about How to "Protect hygiene" patented technology

The utility model relates to the field of agricultural product feed storage, and discloses an agricultural product feed storage device with good dryness, which comprises a connecting box, the top of the connecting box is fixedly connected with a feed storage box, the inner wall of the feed storage box is provided with a plurality of air transmission holes, and the inner wall of the connecting box is fixedly connected with a plurality of ventilation plates. And the top of the connecting box is fixedly connected with an air transmission assembly providing the drying keeping capacity, the inner wall of the material storage box is fixedly connected with two fixing blocks, the outer portions of the fixing blocks are fixedly connected with air cylinders, and the outer portions of the air cylinders are fixedly connected with material pushing assemblies providing the shrinkage capacity. According to the structure, the storage quality of feed is improved, the mildew risk caused by moisture is reduced, meanwhile, the effects of prolonging the storage period of the feed and guaranteeing the nutritional value of the feed and the safety are achieved, meanwhile, the convenience and practicability of the device are improved, the cost is low, and maintenance is convenient.

The utility model discloses a kind of hole cleaning tools for pile hole of photovoltaic pile foundation, comprising: drill rod, vertically set, and for inserting into pile hole;Spiral drill bit, spiral is set in the lower end of the drill rod;Handle, horizontally set in the upper end of the drill rod, and for worker holding.The utility model has the following advantages and effects: by setting the drill rod with spiral drill bit, the bearing of present pile hole soil residue can be realized by the rotation of spiral drill bit, while using the lifting of drill rod, the cleaning of soil residue is realized, and also can press drill rod downward movement, using spiral drill bit realizes secondary drilling, two construction processes are relatively convenient, improve construction efficiency, the disturbance to soil layer is smaller simultaneously, avoid the occurrence of hole collapse condition, guarantee pile quality.