Rotary display stand for biology teaching

• Main Author: HUANG WENLU
• Format: Patent
• Language: Chinese; English
• Published: 11.01.2022
• Subjects: COFFEE MILLS; DOMESTIC ARTICLES OR APPLIANCES; FURNITURE; HUMAN NECESSITIES; PAYING COUNTERS; SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS,STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; SPICE MILLS; SUCTION CLEANERS IN GENERAL

The utility model relates to a display stand, in particular to a rotary display stand for biological teaching. The technical problem of the utility model is to provide a rotary display stand for biology teaching, which is convenient to carry and has no visual angle viewing range. A rotary display stand for biology teaching comprises a supporting frame, a connecting block, an opening and closing cover, a control piece, a first spring, a wedge block and a connecting piece, the connecting block is connected to the upper side of the supporting frame, the opening and closing cover is rotatably connected to the connecting block, the control piece is slidably connected to the left side of the connecting block, and the first spring is connected to the inner side of the left portion of the connecting block and the right side of the control piece. The right side of the control piece is slidably connected with a wedge-shaped block, and the lower side of the wedge-shaped block is connected with a connecting piece. Throug