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A platform for research: civil engineering, architecture and urbanism
Large plastic-steel door leaf connecting piece
The invention discloses a large plastic-steel door leaf connecting piece. The large plastic-steel door leaf connecting piece comprises two bilaterally symmetrically arranged side plates (1), an upper cross plate (2) and a lower cross plate (7) are arranged between the two side plates (1), and two vertical rib plates (5) are arranged between the upper cross plate (2) and the lower cross plate (7); a square pipe-shaped bulge (4) is arranged on the upper surface, close to the middle part, of the upper cross plate (2). The large plastic-steel door leaf connecting piece is characterized in that two symmetrical hook-shaped buttons (6) are arranged on the lower surface of the lower cross plate (7), two symmetrical arc-shaped protrusions (8) are arranged on the lower surface of the upper cross plate (2), and an open slot (3) is respectively formed in a position, corresponding to each arc-shaped protrusion (8), of the upper cross plate (2), wherein the bottom of each open slot (3) is arc-shaped and has a small upper part and a large lower part. The large plastic-steel door leaf connecting piece has the advantages of simple structure, good sealing performance, and excellent noiseproof, dustproof, soundproof and heatproof effects.
Large plastic-steel door leaf connecting piece
The invention discloses a large plastic-steel door leaf connecting piece. The large plastic-steel door leaf connecting piece comprises two bilaterally symmetrically arranged side plates (1), an upper cross plate (2) and a lower cross plate (7) are arranged between the two side plates (1), and two vertical rib plates (5) are arranged between the upper cross plate (2) and the lower cross plate (7); a square pipe-shaped bulge (4) is arranged on the upper surface, close to the middle part, of the upper cross plate (2). The large plastic-steel door leaf connecting piece is characterized in that two symmetrical hook-shaped buttons (6) are arranged on the lower surface of the lower cross plate (7), two symmetrical arc-shaped protrusions (8) are arranged on the lower surface of the upper cross plate (2), and an open slot (3) is respectively formed in a position, corresponding to each arc-shaped protrusion (8), of the upper cross plate (2), wherein the bottom of each open slot (3) is arc-shaped and has a small upper part and a large lower part. The large plastic-steel door leaf connecting piece has the advantages of simple structure, good sealing performance, and excellent noiseproof, dustproof, soundproof and heatproof effects.
Large plastic-steel door leaf connecting piece
LIU WENJUN (author) / LIU LI (author)
2015-11-25
Patent
Electronic Resource
English
IPC:
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
,
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
Folding sliding door connecting piece and shower room door
| European Patent Office | 2021