VNG NGUY HIM

VNG NGUY HIMGing vin: Nguyn Quc Chungin thoi: 0908422376Hng Dn Xc nh Vng Nguy HimVng nguy him l vng khng gian bao quanh thit b, ni nhng nguy him tim n trong thit b,khi xy ra, c th tc ng n c, ngi lao ng cn phi c cnh bo trc khi tin vo vng ny.

Vng nguy him thng c chia lm nhiu tng, vi mc nguy him gim dn t trong ra ngoi. Tuy nhin, theo nguyn tc an ton, mt khi vng khng gian no c tim n nguy c gy ti nn th u phi cnh bo, v ngi ta thng chn cp cao nht cnh bo.Hng Dn Xc nh Vng Nguy Him

Cc bc xc nh vng nguy him nh sau :

Bc 1 : Xc nh cc nguy c tim n trong thit b. V d : khu vc t t in c cc nguy c tim n nh : git in, chp in gy chy n, h quang in v.vBc 2 :Da trn cc d liu v c tnh ca thit b,xc nh khong cch m cc nguy c tim n c th vn ti khi xy ra. V d : khong cch vng nguy him ca h quang in ty thuc vo in th ca thit b, c th tham kho thm ti y.Bc 3 : Khoanh vng vng nguy him sau khi xc nh c khong cch.Vng nguy him in v t trngVng nguy him t in:p dng i vi ngi, my mc, thit b v theo mi hng, ph thuc vo:+ Loi thnh phn in, l thin hay kn+ in th th d 240V hay 11kV+ Cng nhn lm vic+ Loi thao tc lm vic Vng nguy him t in:

Khong trng ti thiu 1m mt trc v 750mm hai bn hng t in. Mc ch l trong trng hp c tai nn in c mt khng gian trng tip cn nhanh n CBsHnh di l vi phm an ton t in.

Vng nguy him t in:

Mt trc t in phi l mt ngui khng c in, phi che tt c cc phn c in li khi cng nhn bt CB khng c kh nng chm vo cc phn c in

Vng nguy him in v t trngVng nguy him dy n chm t: trnh xa 10m khi dy in chm t hay cc h hng in khc

Vng nguy him in t trng:

Vng nguy him bn cha LPG

Vng nguy him bn cha LPG

Vng nguy him bn cha LPG

Vng nguy him bn cha LPG

Vng nguy him bn cha LPG

Vng nguy him bn cha LPG

Vng nguy him my mc c khCc thnh phn chuyn ng cn c che chn ti 3 khu vc chnh:im vn hnh: l im m cng tc c tin hnh trn vt liu th d ct, khoan...Thit b truyn ti ngun nng lng: nh pulley, dy cua roa, dy xch, hp s...Cc thnh phn chuyn ng khc c th chuyn ng tnh tin qua li, thng u hay quayNguyn tc xc nh vng nguy him ca my mc c kh: tnh t im nguy him ra chiu di bn tay hay uVng nguy him my mc c khNguy c:QuayChuyn ng ngangChuyn ng tnh tin qua liTc ng:Ct tDpChmBChuyn ng quayChuyn ng quay c th rt nguy him, chuyn ng quay d chm cng c th cun qun o v ko cng tay hay bn tay vo v tr nguy him. Chn thng c th rt nng.

Chuyn ng tnh tin qua liChuyn ng tnh tin c th rt nguy him v khi cc thnh phn ca my mc di chuyn qua li hay ln xung, cng nhn c th b p hay kt gia thnh phn chuyn ng v thnh phn ng yn.

Chuyn ng thng u

Ct

Dp

Chm

B, un

Yu cu v thit b che chnThit b che chn phi p ng cc yu cu sau:Ngn chn tip xc: che chn tay, cnh tay hay bt k b phn no khc ca c th ngi cng nhn khi tip xc vi cc b phn chuyn ng nguy him.Cng vng: cng nhn khng th t tin d dng tho b che chn, che chn phi lm bng vt liu bn vng v phi c gn chc chn vo my mc.

Yu cu v thit b che chnBo v cc vt ri: Ngn cc vt ri vo cc thnh phn chuyn ngKhng to nn cc nguy c mi: khng c c cc cnh sc bn.Khng lm vng bn cng nhn: cng nhn phi vn hnh my mc nhanh v thoi mi.Khng cn tr vic bi trn tra du m my mc: nu c th c, bi trn my mc khng cn phi tho che chn ra.

Yu cu v PTBVCNThch hp cho mi nguy him c th, th d mang gng tay vi hay gng tay nha latex;c bo qun, bo tr tt;Khi khng s dng c ct gi cn thn trnh b h hng hay mt; vGi sch s, chc nng hot ng tt v v sinh.