Acrow Props: Aika Waya Sai, Kwana Kwana Tattara

Kwatanta da Inganta Acrow Props Ta Hanya mai Kwatance

Tsarin kwatanta daya daga cikin Acrow props ke kama da kwatance da kariyar gina a wurin gina. Bayanin 2023 ta Temporary Works Forum wanda ya nuna rashin gudunmawar da aka yi amfani da tsarin tsara ya rage kwatantarwa ta 41% yayin da yake tsada amintamannin.

Shirin Tsaka-tsaka Don Kwatanta Acrow Props Ta Hanya Mai Amintamaccia da Kwatance

1. Cire alama daga wajen aiki daga gurji kuma tabbatar da girman aljana suna kama
2. Fuskar sauyin nishadi don farda wata gurbin sama daidai akan farin mutum
3. Guduwa tsakanar angya mai tafiya a cikin 150 mm na tsawon wani abu
4. Kwatanta fuskar gabas amfani da lebel ɗin ruwa don tabbatar da tsawon takadduma ta kyau
5. Sanya sauya final tare da hanyar kumuwar karamiyan da ke baƙin karfin don samun bushi mai zurfi

Kwatanta Fuskar Gaba da Fuskarni Nisa don Kwatanwa Mai Daidaito

Dole ne fuskar nishadi su ga abin da ya fi 3x girman shafin shahar, amma fuskar 8 mm steel ta kwatanta gabas ta kara izinin katse. Don yankuna da ba za su dace ba, amfani da jacks mai canzawa a karkashin fuskar nishadi don kara matakai zuwa 5°.

Takardar Kyau: Kawo Acrow Props kusan nan bara metar don iyaka kyau

Kamaun Lahen (kN/m²)	Takardar Wutar (mm)	Girman Tushen Aluminiyam (mm)
10–20	900–1200	5–6
20–35	600–900	8–10
35–50	450–600	12+

Daidai duba takardar sauƙi tare da teburin lahewa na mai tsoro ga mudel ɗin prop na kuma.

Mashurori mafi kyau don nisa kokarin sauya kuma inganta aikin kan wurin aiki

• Rangaza props ta hanyar alama ta lahe ta amfani da rango mai ƙwayar wuta
• Sanya kayayyakin ake a yankin gina a lokacin da babu aiki
• Yi amfani da sadarar laser wajen nuna alamar da aka shigar da ke tsakanin gaban daya zuwa wani
• Goyaya jama'a kowace 90 minti don kiyaye tadadi a lokacin ayyukan da taƙaitawa

Tashar Ayyukan Na Tsawon 2023 na Best Practices Guide tana nuna cewa jama'ar da ke amfani da waɗannan hanyoyin sun kammala shigar da kayayyaki a cikin 27% sosai karfi game da ma'auni na abubuwan da ke tsarki.

Zaɓi na Idaɗawa da Wurin Zaɓi don Amfani mai kyau

Wanne hanyar mechanism na telescopic ke ba da ikojin tallafawa a cikin acrow props

Kayan nemo teleskopik suna aiki ta waye tubu na fasika da suka shan tsawon karami, sa ta yiwuwa iya canza tsawon kowane 50 millimeters. Ido bayan bayan ya dace tufafi daga 1.8 meters zuwa 4.3 meters ba za a buƙata abubuwa goma ba. Lokacin da masu aikin za a iya canza abubuwa a wurin aiki, suwo kawai tubun sanyar da ke jera kuma sabunta shi ta hanyar pin mai nema. Abin da ya sa zai yi amfani sosai shine yadda kama yaushe yake kwana, ko da ke da furuci ko tufafi mara tsawo. A cewu kayan nemo suna da sarufa waɗanda su ba da izini don canje-fuskar kamar 15 daraja bisa wani, wanda ya taimaka wajen gyara iri irin batutuwa da ke imranin gina.

Zaɓi wuri acrow prop mai kyau basuwa akan buƙatar ayyukan

Mahaƙurar uku suna kiyaye inganci:

• Tsaki-Tsaki : Yi hakori kan tsawon mayar da ake nuna tsakanin abubuwan da ke kama (kara 100–150mm don iyakokin canjiwa)
• Ƙa'idodin kaya : Samfurin tsari mai tsananin (1.8–3m) kekera 20–35kN; samfurin masu girma (3–4.3m) kekera 12–20kN
• Hali na wurin taro : Zauna kan galvanized steel props a cikin alamomin da ke yankin ruwa sosai kuma samfurin ma'aji na yau da kullun don alamomin ƙasa

Yin kauye da bukatar waje da hausa da yawa da girman da aka dace

Girman tube yana iya canzawa kan kama’i: tube mai girman 48mm kekera yawan load mai zuwa 35% karanci karaga da zaune mai girman 42mm a wani girmama. Don ukufta mai zurfi:

• Yi amfani da zaunan 1.8–2.4m masu girman 48mm don formwork na concrete (>25kN/m²)
• Sanya zaunan 3–4m masu tubes mai girman 42mm don kafofin gini mai zaman lafiya (<15kN/m²)
• Duk dauke da tsarin makoncin load, saboda kama’i ta kasance 8–12% kasa kowace 0.5m daya a gaban girmama

Wannan zure zata ba da damar amfani da wani nau’in prop don dukiyar ayyuka daga 300mm concrete pours zuwa shigarwar kayan takwas a cikin gyara gurbin gine-gine.

Kama’i da Ukufta na Iyaka na Acrow Props

Fahimtar Kama’i na Acrow Prop: Loho Mai Muhimmanci daga Tsarin Load

Abubuwan da ke cikin acrow suna amfani da tsananin yadda za su ayyana shi don nemo mahimmancin wani abu. Misali, wani abu mai girman 2m zai iya karyawa zuwa 20 kN ne a cikin standardin BS 4074, amma mahimmancin ya daga 30% a 3m saboda yawa a kanso. Waɗannan tsunanawa suna hada da kayayyakin masu mahimmanci:

Tsanani	Mafi yawa na Mahimmancin Karyawa (kN)	Abubuwar Aminci
1.5m	25	3:1
2.0m	20	2.5:1
3.0m	14	2:1

Daidaiton tabbatar da ingantacciyar sauya akan sigar taron kasar kallon an gudanar da shi.

Kayanin da suka haifar da Iko: Tsere, Abubuwa, Taimako

Aiki yana taka rawar uku:

• Length : Mahimmancin ya daga har maƙalar 8% kowace 0.5m kara dari 1.5m
• Abu : Abubuwan da ke cikin steel na Grade 43 zasu iya karyawa babba 15% karfi darusa abubuwan aluminum
• Ƙarƙashin ƙuƙwalwa : Taimakon diagonal ta bada nasarar 40% a tsakanin 2.5m

Ƙarfafa Gajerar Nauyi: Aiki na Tsawon Yanayi vs. Sauran Sadaukaka

Takardun harshi sun fada farance mai tsawo ne na 23% bayani yanayin labu kuma yanayin aiki (Construction Safety Journal 2023). Dukko’i masu yawa su ne: yankuna mai kyau (tare da natsaron sauran sadauka ta 18–35%), aiki bisa ruwa yayin tsinkayar concrete, da tafalawa a yankunan kasa mai samar da ruwa.

Zaɓi na Acrow Props tare da Tsaftace da Sadaukan Da aka Tabatata

Kama da props na uku da aka tabatata wadanda ke da alamar EN 1065 ko BS 4074. Don formwork mai sauƙi (>15 kN/m²), yi amfani da props na 20kN wadanda ke da farance ta ±1.8m ko props na biyu tare da cross-bracing don farance mai yawa karshen 4m. Ku tabbata sadaukan da aka ambata ya dace da mahimman ingginia ba har ma kan noma mai zartar da kayan aikin sajauni.

Masna'antar Kariya da Kariyar Hanyoyin Tameewa Lokacin Amfani da Acrow Props

Gwadawa Acrow Props don Iyali Bayan Kowane Yanzu

Gwada guda idan gwada guda yana bada 72% na cututtukan abubuwan aiki (Occupational Safety Journal 2023). Duba ga:

• Kurumtuttuka ko canjin tsura a cikin kayan uku mai sarari
• Zamantakewa tare da girma mai karanci 10% na yamma
• Matsakaici mai amfani da cuta da kayan karkara ta adjustment
• Ayyukan hada harina a wuraren hada

Sanya Abyan Ganye Don Kare Shifting ko Sunko

Bubba wuta ta hanyar kayan base steel wanda girman su ke kaiwa da girman prop. Ga floors concrete:

1. Cire girmama daga wuraren tushen
2. Yi amfani da kayan rufe a kan surface baƙa sama ±5°
3. Naukar matsakaici a kan kayan nasa fresh concrete

Wannan sanya yana kare idanin sunko ta 40% dibu daya da saukake (Tafiya ta Materials Construction 2022).

Kiyaye Haɗin Taushe da Kamaƙo na Base ta Hanyar Load

Kiyaye haɗin vertical a cikin 3° na plumb bayan installation. Dace waɗannan abubuwan garkatarwa:

• Haɗin baseplate: ≥90% haɓakawa da surface
• Tsawon haɗi: tsawon 0.5mm
• Matsayin load: ±28 rana mai tsada

Amsa Bayani na Sauri: Matsakaiciyar Rarraba Masoyi Ne A yayin da Matsakaicin Rating

Acrow props na yau suna da wani adadin kai tsakanin 20kN zuwa 50kN, amma bayan tattaunawar sharuɗɗan da ke faruwa a duniya mai kyau yana nuna cewa kusan 12% ba su iya tafiyya a karkashin sauyin da aka ambata. Mecece saboda haka? Amshe akwai wasu abubuwan. Farko, kayayyakin da zaɓi daya ba su kamar mutum daya ana haɗawa su a cikin kayayyakin waɗanda ke karfafa. Sannan akwai matsalar hankali mai zurfi lokacin da ake cire formwork, wani abu mai zartarwa manyan masu inginna bai yarda da shi ba. Kuma idan baku so ka tafi, Uwa ta biyo – canjin girman yanjuwa da rashin kariya za su iya rage kwari na fasaha nezuwa ga 9 zuwa 15% lokacin da yausi. Ga alƙawarin da aka fada a shekarar da suka gabata ta masu inginnar gurji, yake da tilas ce don hanya Acrow din don 70% kawai daga sauya da aka ambata a lokacin da ake yi aiki a sarari mai mahimmanci inda tsaro shine abin da take farko.

Tambayoyi Masu Yawan Faruwa

Wane amfani ne ke kama da Acrow props?

Acrow props suna cikin kayayyakin fasaha da zaɓi, ana amfani da su a gurji don bauta maimaitowa ga abubuwan da ke sama kamar yadda ake amfani da su a lokacin formwork ko gyara gurji.

Yaya za ku hada girman Acrow prop?

Anasur da girman tsarin Acrow prop ta hanyar yankin kuskuren, bukatun carga, da sharuddan wurin aikin. Ku dubi jerin carga na mai amfani don sadarwa daidai.

Shin akwai hanyoyin dawo da Acrow props don sahewar taimako?

Kusantar da baseplates su kaɗa at least 3x watsi na prop, yi amfani da leveling wedges a kan samaoyin da ke da yarda, da kuma kusantar da alignment na vertical a cikin 3° na plumb bayan shigarwa.

Wanne ne babban dalilin karuwar Acrow prop?

Duk dalilai masu alaƙa suna include kunshe abubuwan da ke da zurfi daban, aiki ba a saba da shi a lokacin dole gurji formwork, da kayan zaman kansu kamar corrosion da canjin yanke na ruwa wanda ke nema tsauraran dari