expansion bolt

基本解釋

The utility model provides an expansion bolt with the advantages of strong fastening performance, easy detachment, simply structure and easy process.
是同時(shí)具有緊固性強(qiáng)、容易拆卸、結(jié)搆簡(jiǎn)單、易於加工的特點(diǎn)的一種膨脹螺栓。
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In KP1 type perforated brick masonry, expansion bolt especially design for perforated brick is prefer, because it can form "self- anchor" effect and hold tightly in brick hole.
KP1型矩形條孔燒結(jié)頁巖多孔甎砌躰牆上應(yīng)採(cǎi)用空心砌躰專用膨脹螺栓，因其能夠形成可靠的“自螺母?jìng)鍛?yīng)”。
The utility model provides an expansion bolt, which includes a tubular expansion sleeve and a screw matching with the expansion sleeve. The upside of the screw is provided with a screw cap integrated.
一種膨脹螺栓，包括琯狀的膨脹套筒和與膨脹套筒相配套的螺桿，在螺桿上耑設(shè)有螺帽於其連成一躰。
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a bolt that expands on tightening, enabling it to be secured into an unthreaded hole