Indoor drawing board frame with adjustable height

• Main Authors: ZHANG CHANGHUI, XU JIANGBO, CHANG FEIFEI
• Format: Patent
• Language: Chinese; English
• Published: 24.01.2023
• Subjects: CABINETS; COFFEE MILLS; DESKS; DOMESTIC ARTICLES OR APPLIANCES; DRAWERS; FURNITURE; GENERAL DETAILS OF FURNITURE; HUMAN NECESSITIES; OFFICE FURNITURE; PAYING COUNTERS; SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS,STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; SPICE MILLS; SUCTION CLEANERS IN GENERAL; TABLES

The utility model discloses a height-adjustable indoor drawing board frame, which relates to the technical field of drawing board frames, and comprises an outer support leg, the lower side of the outer support leg is rotatably connected with a pulley, the inner side of the outer support leg is slidably connected with an inner support leg, the upper end of the inner support leg is fixedly connected with a rotating rod, and the upper end of the rotating rod is fixedly connected with a connecting rod. According to the height-adjustable indoor drawing board frame, after an operator controls the supporting rings with one hand, the sliding rings are released, the sliding rings are pushed by the elastic performance of the compressed second springs to drive the adjusting rods to descend on the inner sides of the outer supporting legs to form blocking and limiting on the clamping plates, and therefore the height of the drawing board frame can be adjusted. By means of the mode, the convenience of adjusting operation of