Hoistway material lifting device
The utility model discloses a hoistway material lifting device and belongs to the field of underground pipe network overhaul construction. Comprising a rolling shaft (1), a bearing (2), a stand column (3), a crank (4), an inclined strut (5), a bottom beam (6) and a lifting rope (7). The rolling shaf...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a hoistway material lifting device and belongs to the field of underground pipe network overhaul construction. Comprising a rolling shaft (1), a bearing (2), a stand column (3), a crank (4), an inclined strut (5), a bottom beam (6) and a lifting rope (7). The rolling shaft (1) and the two bearings (2) form a rolling system; the four stand columns (3) are welded to the two sides of the two bearings (2) in a pairwise mode respectively. The two cranks (4) are welded at the two ends of the rolling shaft (1); the four stand columns (3) are vertically welded on the two bottom beams (6); the four inclined struts (5) are welded between the stand columns (3) and the bottom beams (6), and the included angles between the inclined struts (5) and the bottom beams (6) are 45 degrees. And the lifting rope (7) is tied at the middle position of the rolling shaft (1). The device has the advantages that the device is simple to assemble, convenient to operate, simple and practical, use of a large amou |
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