Pin bolt

The utility model discloses a pin bolt. According to key points of the technical scheme, the pin bolt comprises a pin head and a pin rod which are formed integrally, wherein the pin rod is cylindrical; a plurality of circular grooves are formed in the outer surface of the pin rod; the circular groov...

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Bibliographic Details
Main Authors FANG JIANNAI, JIANG XIANGHU, DONG JIANLIANG
Format Patent
LanguageChinese
English
Published 27.08.2014
Subjects
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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Summary:The utility model discloses a pin bolt. According to key points of the technical scheme, the pin bolt comprises a pin head and a pin rod which are formed integrally, wherein the pin rod is cylindrical; a plurality of circular grooves are formed in the outer surface of the pin rod; the circular grooves are filled with expansion rings; the expansion rings are flush with the outer surface of the pin rod; the pin rod is made of a stainless steel material; the expansion rings are made of aluminum; a shaft hole is formed in the other end, corresponding to the pin head, of the pin rod and extends from one end of the pin rod to one side of the pin head in the axial direction; an expansion rod is placed in the shaft hole and is made of aluminum. The pin bolt is applicable to firm mounting and fixing in a high-temperature occasion.
Bibliography:Application Number: CN20142178478U