Kuti njira ya migodi ikhale yotetezeka, pamafunika mankhwala monga Split Set, Friction Bolt, Split Set Washer, Mining Mesh, Combi Plate, Strata Bolt, Rock Bolt, Mine Rock Bolt, friction stabilizer, ndi zina zotero.
ndi masitepe otani omanga bolts omwe tiyenera kudziwa?Mfundo zisanu zotsatirazi ndizo mfundo zazikulu za zomangamanga za migodi.Landirani ndemanga zanu.
1. Kuyika: Gawoli litakumbidwa ndikuyenerera, jambulani dzenje la bolt la nangula pa thanthwe, malinga ndi zofunikira za mapangidwe.
2. Kubowola: kubowola zofunika luso: kabowo 38 ~ 42 mm;Kupatuka kotsegulira ndikochepera 2%, ndipo kuya kwa dzenje ndi 3 ~ 5cm kutalika kuposa gawo loyikapo bawuti.
3. Kuyika mbale ya combi: amawonjezeredwa kumchira wa ndodo ya nangula pambuyo poti grouting yatha.Pambuyo pa grouting maola 24, limbitsani nati, kulimbitsa mphamvu mu 10KN/m~20KN/m ndibwino.
4. Lowetsani bawuti yamgodi pang'onopang'ono 3 mpaka 5 centimita kuchokera pansi pa dzenje.Pambuyo poyika ndodo, dzenje liyenera kutsekedwa mwamphamvu ndi matope a simenti kapena zipangizo zina panthawi yake, ndipo bowo lotulutsa mpweya liyenera kukhazikitsidwa.
5. Kubowoleza bolt grouting: kuthamanga kwa grouting kuyenera kukhala kozungulira 0. 5 mpaka 0. 8Mpa, kuti jekeseni wa grout pang'onopang'ono, pamene grout atuluka mu dzenje la migodi, kutseka dzenje, jekeseni wokhazikika 3 ~ Mphindi 5 pambuyo posiya grouting.
Nthawi yotumiza: Feb-16-2023