Environment design site auxiliary drawing device and use method
The invention relates to the technical field of auxiliary drawing, in particular to an environment design site auxiliary drawing device and a using method. According to the environment design site auxiliary drawing device and the using method, in the table plate adjusting process, a connecting shaft...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention relates to the technical field of auxiliary drawing, in particular to an environment design site auxiliary drawing device and a using method. According to the environment design site auxiliary drawing device and the using method, in the table plate adjusting process, a connecting shaft rotates relative to the table plate, a first gear ring on the connecting shaft drives a second gear ring through a gear and an inner shaft, so that a turbine rotates clockwise, the two first gear rings installed in a ring groove are controlled through a one-way bearing, and therefore the table plate can be conveniently adjusted; therefore, front and back deflection adjustment of the table board drives the turbine to rotate clockwise, the rotating turbine sucks air from the upper side and exhausts air to the lower side, suction force is generated in the gaps along the air channels, the gaps in the two sides of the table board are utilized to pull and restrain drawings on the table top, the drawings can be stably pl |
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