Chng 9g

S C G S CU NGI B IN GITB IN GIT

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 1

Chng 9: S CU NGI B IN GITIN GIT

MC TIUMC TIUSau khi hc xong chng 9

Ngi hc c kh nngsinh vin c kh nng:

Ngi hc c kh nngs cp cu nhanh chng,kp thi v c phngkp thi v c phngphp ngi b tai nni

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 2

in.

Chng 9: S CU NGI B IN GIT

IN GIT

NI DUNG

9 1 t vn 9.1 t vn

9.2 Lu cu h

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 3

9.1. T VN in git thng nguy him n tnh mng. Tvong do in cng chim t l cao.

in git gy cht ngi trong thi gian ngnv ngi b nn khng cm nhn c mi nguyhim ang rnh rphim ang rnh rp. Khi thy ngi btai nn in phi cutai nn in phi cucha nhanh chng,kp thi v c kphoch. Cu kp thi, kh

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 4nng sng cao.

9.2. LU CU H T i t h h kh i h Trong mi tnh hung khn cp, ngi cu hphi:9 Gi t h t h9 Gi nguyn tnh trng nn nhn.9 C lp nn nhn khi vt gy ra s c.9 G i t t i9 Gi y t tr gip.

Cc bc cu h nn nhn bt tnh: 9 Tr gip ng th, h hp, tun hon.

9 Khng gy ra tn thng tip theo.9 Kim sot chy mu; np c nh ch gy.9 Kim tra thn nhit.

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 59 Di chuyn nn nhn nh nhng.

9.2. LU CU H1. TAI NN IN

2. AN TON CHO NGI CU H

3. C LP NGUN

4. GII PHNG NN NHN

5. NH GI TRNG THIKim tra phn ng

6. TR GIP Y TNhanh nht c th

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 6

Kim tra phn ng Nhanh nht c th

9.2. LU CU H

7. NHN BIT Lm thng ng th

8. KHNG NHN BITXoay nghing nn nhn

Lm thng ng thkim tra hi th

9. C HI THt nn nhn nm nga

10. KHNG C HI THH hp nhn to

5. NH GI TRNG THIKim tra phn ng

11. C NHP P 12. KHNG C NHP P

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 7

Kim tra phn ngTip tc h hp nhn to H hp nhn to & p tim

9.2. LU CU H1 T i i 1. Tai nn in xy ra2. An ton cho ngi cu h

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 8

9.2. LU CU H3. C lp nguna. TH ct c mch in Ct ngay lp tc cng tc, cu dao lin quanngun in git nn nhn l phng php ttnht.

Khi ct in cn ch :9 C ngun sng dphng nu ct in voban m.9 C phng rin hng

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 9ngi b nn trn cao.

9.2. LU CU H3. C lp ngunb. TH khng ct c mch in i vi mng h p:9 Dng so hay cy khg y y9 eo gng, i ng cch in9 ng trn bn gng trn bn g9 Dng ba, ru cn g i vi mng cao p: i vi mng cao p:9 Tt nht l bo cho in lc khu vc gn nht.9 i ng gng tay cch in so loi U cao

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 10

9 i ng, gng tay cch in, so loi U cao.

9.2. LU CU H

Tch nn nhn ra khi4. Gii phng nn nhn

mng in, trnh gy racc chn thng ph dot t t t ng t trn cao.

5. nh gi trng thi ca nn nhn: Tnh to hay bt tnh

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 11

y

9.2. LU CU H6. Tr gip y t

7 Nn nhn cn nhn7. Nn nhn cn nhn bit Nn nhn c th tr li Nn nhn c th tr licc cu hi, thc hintheo mnh lnh.

t nn nhn t th thoi mi nht nhngkhng thc hin bt c c ng no trong vngkhng thc hin bt c c ng no trong vng10 15 pht.

Quan st ng th h hp tun honTrng H S phm K thut Tp.HCM _ Bi ging mn An ton in 12

Quan st ng th, h hp, tun hon.

9.2. LU CU H8. Nn nhn khng cn nhn bit (bt tnh)

Lm thng thong ng Lm thng thong ngth. Kim tra h hp t th Kim tra h hp t thnm nga:9 Quan st chuyn ng9 Quan st chuyn ngca phn di ca ngcv bng. g9 Nghe v cm thy sthot hi t ming, mi.

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 13

g,

9.2. LU CU H9. C hi th t nn nhn nm nga

khi nn nhn bt u th lisau khi tnh li, h hp bnhthngthng. T th nm nga c ccu im sau:u im sau:9 Gip li nm st xung di ming githng thong ng ththng thong ng th.9 Rt ht nc ming t ming nn nhn.

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 149 Nn nhn t th n nh,c thquay tri/phi.

9.2. LU CU H10. Khng c hi th Khi ng th thong, nu khng cn th th tin hnh h hp nhn to (5 ln h hi u tin

trong 10 giy). Cc phng php hhp nhn to hu dng:9 Mi i ( h9 Ming ming (phbin nht)9 Mi i9 Ming mi9 Phng php nm sp

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 159 Phng php nm nga

9.2. LU CU H10. Khng c hi th

X h a. Phng php ming-ming Xoay nga nn nhn vnga u nn nhn ti a rapha saupha sau. Dng ngn ci v ngn trgi cm nn nhn S dnggi cm nn nhn. S dngngn ci nh nhng m mingnn nhn. Bt ng mi nn nhnbng m hay bng ngn ci v

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 16

g y g gngn tr.

9.2. LU CU H

H hi: ht hi su, thih hi h

a. Phng php ming-ming

phng phi ca nn nhn.

Quan st s phng lnca ngc. Nu khng xuthin c th do :

9 Nghn ng th9 Tht thot hi9 Tht thot hi9 Khng khng kh bm cng phi

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 17

bm cng phi

9.2. LU CU H

Quan st, nghe v cm

a. Phng php ming-ming

nhn hi th thot ra tmi, mm ca nn nhnbng cch gi tai ngibng cch gi tai ngicu h cch ming nnnhn 25mm.nhn 25mm. Kim tra nhp p: tnh nhng 2 hoc 3 ngnnh nhng 2 hoc 3 ngntay vo v tr ng mchca phn di xng

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 18hm.

9.2. LU CU H

Bt kn ng thot kh:

b. Phng php ming-mi

ng ming nn nhn bngtay cm.

H hi: thi hi vo phinn nhn thng qua ngmimi. Quan st, nghe v cmthy hi ththy hi th. Bung mi di ra khi cmthy hi th ca nn nhn

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 19

thy hi th ca nn nhn.

9.2. LU CU H

t nn nhn nm sp, i 1 t

c. Phng php nm sp

u gi vo 1 tay v quaymt qua tay cn li angdui; lm thong h hpdui; lm thong h hp. Ngi cu h ngi lnmng nn nhn qu 2 umng nn nhn, qu 2 ugi p vo 2 bn sn nn nhn v xe 2 bn tayt ln lng nn nhn. Dng sc nng ton thn n mnh ln phatrc u n (15 ln/pht_ngi ln v

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 2020ln/pht _ tr em < 8 tui).

9.2. LU CU H t nn nhn nm nga l th th

d. Phng php nm nga

v lm thng ng th.

Cm cng tay nn nhna ln pha trn t t n

khi 2 tay gn chm nhau,gi v tr ny 2 3sgi v tr ny 2 3s.

a 2 tay nn nhn xung, ly sc p 2khuu tay chm vo lng ngc ca hkhuu tay chm vo lng ngc ca h.

Lp li nhiu ln (18 ln/pht) cho n khi nnh th l i h ki b

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 21

nhn th li hoc c kin ca bc s.

9.2. LU CU H11. C nhp p Tip tc h hp nhn to. Kim tra nhp p v

hi th sau 1 pht v sau sau mi 2 pht.12. Khng c nhp p: Tip tc h hp to v p tim. K thut p tim:9 nh v im gia xng c9 t c 2 tay vo v tr ny

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 229 p tim

Trng H S phm K thut Tp.HCM _ Bi ging mn An ton in 23