Three-side turning pin

The invention discloses a three-side turning pin which comprises a spring box, a fixing bracket, a pin, a jack screw rod and a triangular cover; the upper end of the fixing bracket is connected with the spring box; the lower end of the fixing bracket is connected with the jack screw rod; the lower e...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	TIAN YUEYING
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 invention discloses a three-side turning pin which comprises a spring box, a fixing bracket, a pin, a jack screw rod and a triangular cover; the upper end of the fixing bracket is connected with the spring box; the lower end of the fixing bracket is connected with the jack screw rod; the lower end of the jack screw rod is connected with a triangular cover; the interior of a cavity of the spring box is connected with the pin; a pin cap is arranged at the top end of the pin; a gasket is arranged at the lower end of the pin; a pin hole is formed in the lower end of the pin; and the pin hole is located at the lower end of the gasket and corresponds to the gasket. The three-side turning pin has the advantages that in order to prevent a three-side column from sliding down, the pin cap is arranged at the top end of the pin in the spring box, the gasket is arranged at the lower end of the pin, the pin hole is formed in the lower end of the pin, and the pin hole is located at the lower endof the gasket and corresp