vankhnnthngdng-140527112748-phpapp02

Mekatech Automation Group

22/15A, ng s 1, P.Hip Bnh Phc, Q.Th c. Website:http://dieukhienkhinen.com/

Email: dieukhienkhinen@gmail.com

in thoi: 0942.445.765 0932.773.917

1 http://www.dieukhienkhinen.com/

VAN O CHIU KH NN THNG DNG

Van o chiu kh nn l phn t dng ng, ngt, o chiu dng

kh nn, thng qua m thay i c hng tc ng ca c cu chp

hnh kh nn.

Van o chiu kh nn loi 2 ca 2 v tr (van2/2):

Hnh 1: Van 2/2

Hot ng ca van nh sau: Khi cha nhn nt, di tc dng ca lc l xo van

hot ng v tr bn phi, lc ca s 1 v ca s 2 b chn. Khi ta nhn nt

van 2/2 o trng thi lm ca 1 thng vi ca 2, nu ta ni ngun kh vi ca 1 th

s c kh cp ln ca 2.

Van o chiu kh nn loi 3 ca 2 v tr (van3/2):

Mekatech Automation Group

22/15A, ng s 1, P.Hip Bnh Phc, Q.Th c. Website:http://dieukhienkhinen.com/

Email: dieukhienkhinen@gmail.com

in thoi: 0942.445.765 0932.773.917

2 http://www.dieukhienkhinen.com/

Hnh 2: Van 3/2

Hot ng ca van nh sau: Khi cha gt cn gt, di tc dng ca lc l xo

van hot ng v tr bn phi, lc ca s 1 b chn v ca s 2 thng vi ca

3. Khi ta gt cn gt van 3/2 o trng thi lm ca 1 thng vi ca 2, ca 3 b

chn nu ta ni ngun kh vi ca 1 th s c kh cp ln ca 2.

Van o chiu kh nn loi 5 ca 2 v tr (van5/2):

Hnh 3: Van 5/2

Hot ng ca van nh sau: Khi cha cp kh vo ca iu khin 14, di tc

dng ca lc l xo van hot ng v tr bn phi, lc ca s 1 thng vi ca s

2 v ca 4 thng vi ca 5, ca s 3 b chn. Khi ta cp kh vo ca iu khin 14

van 5/2 o trng thi lm ca 1 thng vi ca 4, ca 2 thng vi ca 3 v ca 5 b

chn.