Hidden furniture connecting device

The utility model discloses a hidden furniture connecting device which comprises a positioning piece and a shell, a containing cavity is formed in the shell, a screw rod is arranged in the containing cavity, the screw rod is connected with a nut and a spring in series, the nut and the spring are bot...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	DAI WENCHAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a hidden furniture connecting device which comprises a positioning piece and a shell, a containing cavity is formed in the shell, a screw rod is arranged in the containing cavity, the screw rod is connected with a nut and a spring in series, the nut and the spring are both located in the containing cavity, a limiting ring is arranged on the inner wall of the shell in an integrated forming mode, and the limiting ring is arranged on the inner wall of the shell. The nut is movably connected with the shell through a spring, and a twisting part used for controlling the screw to be locked and loosened is further arranged in the shell. According to the connecting device, the positioning piece is pre-buried on the plate, the internal connection achieves hidden connection through threaded connection, the nut and the spring are coaxially arranged in the shell of the connecting device, the screw rod is in threaded connection with the nut, the nut abuts against one end of the spring, and there