Waterproof EVA (Ethylene Vinyl Acetate) sheet applied to ground of gymnasium

The utility model discloses a waterproof EVA (Ethylene Vinyl Acetate) sheet applied to the ground of a gymnasium, and relates to the field of ground waterproofing. The waterproof EVA sheet applied to the gymnasium ground comprises a bottom plate, a sheet body, a connecting frame and a pressing disc,...

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1. Verfasser: LI GANGWEI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The utility model discloses a waterproof EVA (Ethylene Vinyl Acetate) sheet applied to the ground of a gymnasium, and relates to the field of ground waterproofing. The waterproof EVA sheet applied to the gymnasium ground comprises a bottom plate, a sheet body, a connecting frame and a pressing disc, four first threaded sleeves and four second threaded sleeves are fixedly connected to the upper surface of the bottom plate, the sheet body is slidably connected with the bottom plate, the connecting frame is fixedly connected with the bottom plate through the first threaded sleeves and screws, and the pressing disc is fixedly connected with the connecting frame through the second threaded sleeves. A pressing frame is fixedly connected into the connecting frame, four pressing discs are fixedly connected with the four second threaded sleeves through screws correspondingly, counter bores are formed in the upper surfaces of the pressing discs, and penetrating holes are formed in the lower surfaces of the counter bore