High-transparency NPP board

The utility model discloses a highly transparent NPP sheet material, including outer sleeve, fixed tube and inner sleeve, outer sleeve is provided the outside of fixed tube, inner sleeve is provided the inside of fixed tube, the inside tube wall of fixed tube is evenly provided with a plurality of c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	DONG AIQING, XING XIWEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a highly transparent NPP sheet material, including outer sleeve, fixed tube and inner sleeve, outer sleeve is provided the outside of fixed tube, inner sleeve is provided the inside of fixed tube, the inside tube wall of fixed tube is evenly provided with a plurality of clamping groove, the outside of inner sleeve is evenly provided with a plurality of clamping teeth, the inside tube wall of fixed tube is provided with a plurality of clamping grooves, the inside tube wall of fixed tube is provided with a plurality of clamping teeth, and the inside tube wall of fixed tube is provided with a plurality of clamping teeth. The multiple clamping teeth are correspondingly clamped in the multiple clamping grooves, multiple protruding particles are arranged on the inner side pipe wall of the inner sleeve, and the inner sleeve is divided into multiple ends. The inner sleeve in the pipeline is divided into a plurality of ends, is clamped in the fixed pipe through the clamping teeth, is conven