Njira zingapo zodzitetezera pa U-bolt ndikugwiritsa ntchito moyenera mutu wa U-bolt Woyambirira: Njira zingapo zodzitetezera pa U-bolt ndikugwiritsa ntchito moyenera U-bawuti 1. U-bolt waukadaulo Mulingo waukadaulo wa U-bolt uyenera kugwirizana ndi GB 231485" General ukadaulo wazinthu zowonjezera mphamvu".Malinga ndi GB 70079 "Technical Conditions for Ordinary Carbon Structural Steel", mphamvu zake zokhazikika sizikhala zotsika kuposa 372.5N/mm2 (372.5MPa).Zigawo zokongoletsedwa ndi zigawo za U-bolt sizidzachepa, ndipo katundu wololedwa wa U-bolt sayenera kupitirira zomwe zalembedwa mu Table 3. U-bolt ndi gawo lopanda muyezo, kotero mawonekedwe ndi U. -bolt, kotero imatchedwanso U-bolt.Akhoza kuphatikizidwa ndi mtedza kumbali zonse ziwiri.Amagwiritsidwa ntchito kwambiri pokonza zinthu zapaipi monga mapaipi amadzi, kapena zinthu zama mbale monga akasupe amasamba agalimoto.Chifukwa chakuti chinthu chimene amamanga n’chimodzimodzi ndi munthu wokwera pahatchi, amatchedwa mabawuti okwera.U-bolts amagwiritsidwa ntchito makamaka pakumanga, kulumikiza mbali zamakina, magalimoto, milatho, tunnel, njanji, ndi zina zambiri. Mawonekedwe akulu ndi a semicircle, ngodya yolondola, makona atatu, oblique triangle, etc. kukana mphamvu ya Compressive, zotanuka modulus, kulimba kolimba, kukana kutentha ndi mtundu.2. Njira zodzitetezera pakukhazikitsa U-bolts U-bolts ndi mtundu wamba wa mapaipi.Amagwiritsidwa ntchito pokonza mapaipi ndipo amatchedwa U-mawonekedwe.Mphamvu ndi mphamvu zopondereza za ma bolt ziyenera kutsimikiziridwa molingana ndi chilengedwe.Zida ndi chitsulo, mpweya zitsulo ndi zitsulo zosapanga dzimbiri , omwe amagwiritsidwa ntchito kwambiri mu carbon zitsulo, angagwiritsidwe ntchito mu magalimoto, makamaka ntchito magalimoto, ntchito yake ndi kukhazikika chassis ndi chimango, komanso angagwiritsidwe ntchito Chalk magetsi, etc. U-bolt ndi kachidutswa kakang'ono, koma kamagwira ntchito yaikulu.Posankha zabwino, tcherani khutu ku chithandizo cha dzimbiri pamwamba kapena kuipitsidwa kwa mafuta, sungani zouma pambuyo pa chithandizo, musakhudze ma sundries, ndipo onetsetsani kuti mukugwira ntchito moyenera komanso kugwirizana kolimba.Kukangana pamwamba pa zigawo zomwe zimagwiritsidwa ntchito musanakhazikitsidwe sikuloledwa kuipitsidwa ndi mafuta, nthaka ndi zina zambiri panthawi ya unsembe.Mukayika, sungani kukangana pamwamba pazigawo zouma ndipo musagwire ntchito mumvula.Asanakhazikitse, mapindikidwe a mbale yolumikizira zitsulo ayenera kuyang'aniridwa mosamalitsa ndikuwongolera, ndipo ndizoletsedwa kumenya bawuti pa bawuti kuti bawuti isawonongeke.3. Kuwala kwamkati kwa U-bolt ndikofunika kwambiri.U-bolt ndi gawo lopanda muyezo ndipo mawonekedwe ake ndi U-mawonekedwe, motero amatchedwanso U-bolt.Akhoza kuphatikizidwa ndi mtedza kumbali zonse ziwiri.Amagwiritsidwa ntchito makamaka kukhazikitsa zinthu zapaipi monga mapaipi amadzi kapena zinthu zoonda monga akasupe amasamba agalimoto.Amatchedwa mabawuti okwera chifukwa amangirira pa chinthu chofanana ndi cha munthu wokwera pahatchi.U-bolts amagwiritsidwa ntchito makamaka pakumanga, kulumikiza mbali zamakina, magalimoto, milatho, tunnel, njanji, ndi zina zambiri. Mawonekedwe akulu ndi a semicircle, ngodya yolondola, makona atatu, oblique triangle, etc. kukana mphamvu ya Compressive, zotanuka modulus, kulimba kolimba, kukana kutentha ndi mtundu.Kuwala kwamkati kwa U-bolt ndikofunikira kwambiri.Zimafunika kuti kuwala kwa U-bolt kukhale kogwirizana ndi kuwala kwa mapaipi oyikapo, ndipo iyenera kuyandikira ndi kukulunga chitoliro chomwe chiyenera kukhazikitsidwa.U-bolt ndi gawo laling'ono, koma limakhudza kwambiri.Posankha zabwino, chisamaliro chiyenera kuperekedwa pa chithandizo cha dzimbiri pamwamba kapena kuipitsidwa kwa mafuta, sungani zouma pambuyo pa chithandizo, ndipo musakhudze ma sundries kuti muwonetsetse kuti ntchito yoyenera.Chachinayi, kugwiritsa ntchito bwino U-bawuti U-bawuti ndi kaŵirikaŵiri ntchito zitsulo wononga wononga, kukulitsa wononga mphero mikangano ngodya grip, kulimbikitsa kukulitsa, kukwaniritsa chokhazikika.Zomangira tapered mutu ali pa wononga mutu.Ena cylindrical cutouts wokutidwa chitsulo (zitsulo), chitsulo (zitsulo), etc. oposa theka la dzenje, kulumikiza iwo pamodzi, ndiye logwirana mtedza, kukokera nati ku khoma, taper kwa yamphamvu zitsulo, kuponyedwa chitsulo yamphamvu yamphamvu. Nthawi zambiri amagwiritsidwa ntchito poteteza mizati, sunshades, air conditioners ndi zipangizo zina kuti zikhazikike pa simenti, njerwa, ndi zina zotero.Boloti ya nangula imayikidwa mu dzenje ili, ndipo pamene bolt yakhazikika, chubu cha annular chimafinyidwa ndikutambasulidwa.Mwanjira iyi, bolt imamatira mu dzenje ndipo imagwira ntchito yokhazikika.Njira yothira yachiwiri ingagwiritsidwe ntchito, ndiko kuti, mabowo a bolt a kukula koyenera akhoza kusungidwa pamene maziko atsanuliridwa.Ulusi ndi mawonekedwe okhala ndi yunifolomu ya helical protrusion pamtunda wakunja kapena mkati mwa bolt yooneka ngati U.Malinga ndi mawonekedwe ake komanso ntchito zake, zitha kugawidwa m'magulu atatu: Ulusi wamba: Mawonekedwe a dzino ndi a katatu, omwe amagwiritsidwa ntchito polumikiza kapena kumangirira magawo .Ulusi wamba ukhoza kugawidwa m'mano owala ndi dzino labwino molingana ndi phula, ndipo mphamvu yolumikizira ya ulusi wabwino wa dzino ndi yapamwamba.Ulusi wotumizira: mawonekedwe a dzino ali ndi amakona anayi, oboola pakati, trapezoidal ndi zina zotero.Ulusi wosindikiza: womwe umagwiritsidwa ntchito kwambiri polumikizira, makamaka ulusi wa chitoliro, ulusi wa tapered ndi ulusi wa chitoliro.
Nangula ndi amitundu iyi:
(1) Bawuti yowonjezera nangula
Maboti owonjezera a nangula, omwe amatchedwa mabawuti okulitsa, amagwiritsa ntchito kusuntha kwa chulucho ndi pepala lokulitsa (kapena manja okulitsa) kulimbikitsa kukulitsa kwa pepala lokulitsa, kupanga mphamvu zowonjezera ndi zowonjezera ndi konkriti pakhoma la dzenje, ndikupanga kukoka kukana kudzera mukumeta ubweya wa ubweya.Chigawo chomwe chimazindikira kukhazikika kwa chidutswa cholumikizidwa.Maboti a nangula okulitsa amagawidwa kukhala mtundu wowongolera ma torque ndi mtundu wowongolera kutengera njira zosiyanasiyana zowongolera mphamvu pakukhazikitsa.Yoyamba imayendetsedwa ndi torque, ndipo yomalizayo imayendetsedwa ndi kusamuka.
(2) Nangula wa mtundu wa Reaming
Nangula wamtundu wa Reaming, womwe umatchedwa kuti reaming bolts kapena grooving bolts, akubwereranso ndikukonzanso konkire pansi pa dzenje lobowola, pogwiritsa ntchito makina olumikizirana pakati pa konkriti yonyamula pamwamba yomwe idapangidwa pambuyo pokonzanso ndi mutu wokulitsa wa bawuti ya nangula. ., chigawo chomwe chimazindikira kukhazikika kwa chidutswa cholumikizidwa.Maboti a nangula amagawika m'kukonzanso ndi kudzipangira okha molingana ndi njira zosiyanasiyana zopangiranso.Yoyamba ndi pre-grooving ndi reming ndi wapadera pobowola chida;bolt yomaliza ya nangula imabwera ndi chida, chomwe chimakhala chodzigudubuza ndikuyambiranso panthawi yoyika, ndipo grooving ndi kukhazikitsa zimamalizidwa nthawi imodzi.
(3) Maboti a nangula omangika
Zomangira za nangula zomangika, zomwe zimadziwikanso kuti ziboliboli zamankhwala, zomwe zimatchedwa ma bolts amankhwala kapena zomangira, zimapangidwa ndi zomatira zapadera zamankhwala (anchoring glue) kuti amamatire ndi kukonza zomangira ndi mipope yamkati mkati mwa mabowo obowola a magawo a konkire.Kumangirira ndi kutseka ntchito pakati pa zomatira ndi wononga ndi zomatira ndi khoma la dzenje la konkire kuti lizindikire chigawo chomwe chimamangiriridwa ku chidutswa cholumikizidwa.
(4) Kubzala mankhwala kwa tendons
Chomera chobzala mankhwala chimaphatikizapo zitsulo zopindika ndi ndodo zazitali, zomwe ndiukadaulo wolumikizana ndi nangula womwe umagwiritsidwa ntchito kwambiri m'mabwalo aukadaulo adziko langa.Nangula wa mipiringidzo yobzala mankhwala ndi yofanana ndi yomanga mabawuti a nangula, koma chifukwa kutalika kwa mipiringidzo yobzala mankhwala ndi zomangira zazitali sizochepa, ndizofanana ndi kukhazikika kwa mipiringidzo ya konkriti, ndi mawonekedwe owonongeka. ndi yosavuta kuwongolera, ndipo nthawi zambiri imatha kuwongoleredwa ngati kuwonongeka kwa mipiringidzo ya nangula.Chifukwa chake, ndiyoyenera kulumikizana ndi ma anchorage a mamembala omangika kapena osakhazikika omwe mphamvu zawo zokhazikika komanso zolimba za seismic ndizochepera kapena zofanana ndi 8.
(5) Zomangira konkriti
Mapangidwe ndi makina okhazikika a zomangira za konkriti ndizofanana ndi zomangira zamatabwa.Njira yapadera imagwiritsidwa ntchito pogubuduza ndi kuzimitsa wononga zolimba ndi zakuthwa za ulusi wa mpeni.Pakuyika, dzenje lolunjika lokhala ndi mainchesi ang'onoang'ono limabowoleredwa kale, ndiyeno phula limakulungidwa, pogwiritsa ntchito ulusi ndi dzenje.Kuchita kwa occlusal pakati pa khoma konkire kumatulutsa mphamvu yokoka ndikuzindikira chigawo chomwe chimamangiriridwa ku mbali zogwirizanitsa.
(6) Kuombera misomali
Msomali wowombera ndi mtundu wa misomali yachitsulo yolimba kwambiri, kuphatikizapo zomangira, zomwe zimayendetsedwa ndi mfuti, mu konkire, ndikugwiritsa ntchito kutentha kwake (900 ° C) kupanga misomali yachitsulo ndi konkire yophatikizidwa chifukwa cha kusakanikirana kwa mankhwala ndi kugwedeza.Zindikirani anangula wa magawo ogwirizana.
