Welding protection tool

The utility model discloses a welding protection tool which comprises a clamping plate, a supporting plate, a connecting shaft, a protective mask and a locking piece, the supporting plate is arranged on the side wall of the clamping plate, the connecting shaft rotationally penetrates through the sup...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LONG LANFANG, LONG QIAOQIAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BANDAGES, DRESSINGS OR ABSORBENT PADS DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS FILTERS IMPLANTABLE INTO BLOOD VESSELS FIRST-AID KITS FOMENTATION HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES PROSTHESES TREATMENT OR PROTECTION OF EYES OR EARS
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Beschreibung
Zusammenfassung:	The utility model discloses a welding protection tool which comprises a clamping plate, a supporting plate, a connecting shaft, a protective mask and a locking piece, the supporting plate is arranged on the side wall of the clamping plate, the connecting shaft rotationally penetrates through the supporting plate, the two ends of the connecting shaft stretch out, the protective mask is arranged on the connecting shaft, and the locking piece is arranged on the clamping plate and the connecting shaft. The locking piece comprises a worm gear, a rotating shaft, a worm and a handle, a groove is formed in the side wall of the clamping plate, the rotating shaft is rotationally arranged in the groove, the worm is fixedly arranged on the rotating shaft in a sleeving mode, the worm gear is fixedly arranged on the connecting shaft in a sleeving mode, the worm gear is connected with the worm gear in a matched mode, and the top end of the handle rotationally penetrates through the clamping plate and is connected to the rot