Lift type drawing board
The utility model discloses a lift type drawing board which comprises a drawing board and a support which is used for supporting the drawing board and connected with the drawing board. An adjusting rotating shaft is arranged on the joint of a side edge of the drawing board and the support. The adjus...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a lift type drawing board which comprises a drawing board and a support which is used for supporting the drawing board and connected with the drawing board. An adjusting rotating shaft is arranged on the joint of a side edge of the drawing board and the support. The adjusting rotating shaft is parallel to the side edge of the drawing board. A handle is connected with the end portion of the adjusting rotating shaft. A lifting mechanism is arranged on the upper portion of the support and connected with the drawing board. A handle which is used for adjusting is arranged on the lifting mechanism. The adjusting rotating shaft is connected with the handle. People turn the handle to enable the rotating shaft to rotate on the axis of the rotating shaft, the rotating shaft drives the drawing board to rotate around the rotating shaft, and therefore adjusting of the angle of the drawing board is achieved. People turn the handle which is connected with the lifting mechanism to enable the lifti |
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