Foundation bolt - a ụdị fasteners

Na oge a na-ewu na-eji a nnukwu dịgasị iche iche nke ngwaike na ngwaahịa. Mgbe nke a bụ omume na-eme na-enweghị ndị fọdụrụ n'ezinụlọ pụrụ iche nfiksi, nke a na-akpọ "arịlịka bolt". O nwere ihe ọzọ, na-erughị na-ewu ewu aha - "stud".

General ozi na fasteners

Site imewe, ntọala bolt - a gburugburu mkpanaka nke oké ogologo, ka ígwè. Na ya nsọtụ na-threaded, bu n'obi n'ihi na otu onye nke mkpụrụ nke nha. N'ihi na mmepụta nke ngwaike na ngwaahịa were dị iche iche iche iche nke ígwè. Ha nwere ike mfe a ga-amata ndị markings na fasteners. ntọala bolts kwa usoro GOST 24379.1-80. Ọ ezipụta ụdị, ogologo, ụdị, n'obosara, na eri pitch, ígwè ọkwa. Ọzọkwa gosiri bụ nkọwa zuru ezu na ihe osise nke ndị dị iche iche ihe nke fasteners.

Dabere na ọdịdị na ịdị ukwuu nke ibu, na ụdị nke ntọala, nkwado Ọdịdị, ndị a bolts iche dị ka dị iche iche ibiere:

• na ọnọdụ nke ọrụ: imewe (ike) na bughi (ìhè oru);
• na-ewu;
• Kwesịrị ekwesị dị ka usoro: agbakwunyere na ìsì;
• site na usoro nke igba ke Re - na sụgharịrị monolithic isi ya rụpụta, na mama, ciment-ájá ngwakọta, nnukota onu.

nọ nke ngwa

Foundation ịghasa nwere ike ji mee nnọọ mgbanwe. Ọtụtụ mgbe ọ na-eji kee mesikwuru ihe owuwu nke mgbagwoju nhazi. Site n'enyemaka nke ntọala studs na-eguzosi mmasị a ofu isi. Zuru nnọọ ebe nile omume nke iji nke a eletrik maka echichi nke nnukwu ngwá (igwe, conveyors). Nke a bụ n'ihi na a nnọọ nnukwu ogologo studs na threaded njikọ. Atụmatụ ndị a ekwe ka gị ike na ntọala bolts kpọgide, nke zuru okè na-eguzogide obere ike ibu n'ụdị vibration Motors.

Types of ntọala studs

Dị ka GOST, a niile fasteners na-ekewa n'ime 6 ụdị. Foundation bolts bụ nke dị iche iche tinye mgbalị na nwere dị iche iche na eri nha ha na nsọtụ. Ka ha wee nwee a dị iche iche na-ekekọta n'ala, dabere na ya imewe. N'okpuru ebe a bụ ihe ndị kasị ahụkarị ụdị obiọma a fastenings:

• Kpọchie kpebisiri. Ọ na-abịa na abụọ subspecies: a guzozie mkpanaka bịada ma ọ bụ kpebisiri na nnukwu n'akuku (15-30 degrees). Kpọgide nke abụọ ụdị nwere ike idi a ukwuu ibu.
• Kpọchie akụrụngwa. Ọ na-abịa na abụọ subspecies: akụ dị na GOST 5915-70 na GOST 10605-72. Ndị a bolts nwere ike mụbara n'ogologo. Ikike a rụrụ iji a ígwè njikọ, ịghasa na n'ịnyịnya ke ukot nke eletrik.
• Kpọchie arịlịka efere. E nwere atọ ụdị. Abụọ mbụ dị iche iche n'elu mkpụrụ, na nke atọ nwere a pụrụ iche ekara arịlịka efere.
• mbughari kpọchie. Nke a eletrik bụ nke atọ ụdị. Ha dị iche n'etiti onwe ha na arịlịka kwesịrị ekwesị na elu aku. Mbughari fasteners nwere ike nta ka ọ bụla ogologo. Nke a ha Njirimara-akọwa ihe mere na ọ bụ nke na-ewu ewu arịlịka ntọala bolts. GOST 24379.1-80 enye 3 ụdị ogbugbu nke ndị dị otú ahụ fasteners. Ha dị iche na zavistimosti si eri n'obosara. Foundation arịlịka bolts na-kacha na-eji n'ugwu akụrụngwa. Ha na-mfe iji wepu ma wụnye ọ bụla ígwè ọrụ.
• Direct kpọchie. Nke a na ụdị eletrik a na-ewere a kpochapụwo. Lower onu nwere ike ịbụ welded na mkwado mesikwuru ihe owuwu jupụta ya ihe.
• A bolt na a tapered ọgwụgwụ. Ọ dị iche na ndị ọzọ ụdị nke ụdị nke ọgwụgwụ nke fastener, nke bụ mmasị na isi. Ọ nwere ihe ịgbasa conical udi. Ekele ya na ntọala ịghasa na-ike ofu, na ọ bụ nanị agaghị ekwe omume dọpụtaara nke ihe. E nwere ọtụtụ iche nke ụdị fasteners.