Bolt for tunnel lamp connection

The utility model discloses a bolt for tunnel lamp connection, relates to the technical field of tunnel lamp installation, and aims at solving the problem that an existing bolt is single in fixing mode. A groove is formed in one side of the interior of the first connecting rod, an internal thread wa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	ZHOU MANZHI
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 FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO USESOR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS LIGHTING MECHANICAL ENGINEERING STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a bolt for tunnel lamp connection, relates to the technical field of tunnel lamp installation, and aims at solving the problem that an existing bolt is single in fixing mode. A groove is formed in one side of the interior of the first connecting rod, an internal thread wall is arranged in the groove, a supporting rod is arranged at one end of the first connecting rod, an external thread wall is arranged outside the supporting rod, an attaching piece is arranged between the supporting rod and the first connecting rod, and a second connecting block is arranged at the other end of the attaching piece. A plurality of second protruding limiting blocks are annularly and evenly distributed on the outer portion of the first connecting rod, a fixing block is arranged at the lower end of the first connecting rod, a plurality of first protruding limiting blocks are annularly and evenly distributed on the outer portion of the fixing block, and a first connecting block is arranged at the upper