I. Loi s~tcua nam chiimdi~n; 2 LO xo; 3.Thanh SQC;
Khi roto cua thUngc~p li~u (3) quay, betong tir thung chua se bi roto qu~ theo vii duqc d~y ch~y dQctheo 6ng dan h6i (4) Roto (5) cua bam se quay nen be tong tir 6ng (4)
Ong dful be tong Clla bam roto thuang hay dung la 10(li6ng cao su (6ng m~m)chdt lugng cao. Nha SIldan h6i Clla 6ng duqc d~u d~, nen chdt lugng be tong khi bamt6t han la6ng ciJng.
:-..':' .'" .""; '": ...
3
2
Hinh6.17:Bam be tong ki~u roto
1- Ong ddn be tong cao lip; 2 : Ong dan hbi cua bam. 3 : ThUngcApIi~u; 4- Ong dan hbi; 5 : Roto cua bam.
6.4.2. Ota v~n chuyi!n betang
9
7
..: ....:~•...•...~...:/.1. Cong d\lng: 1. Cong d\lng:
o to v~n chuyen be tong dung de trQn va v~ chuyen be tong v&i c\lly Vlll land~n vai ch\!c Ian ill tr(lffi trQn betong d~n nai tieu th\!. Khi v~ chuyen trong Cll Iy ngfut, nguOi ta d6 be tong dii trQn vao thilng va cho thung quay v&i t6c dQ ch~ (3-<-4) v/ph, de diun bao be tong trong thilng khong bi dong k~t, trong truang hqp nay 0 to trQn chi co nhi~m V\! v~ chuyen. Khi cAn cung cdp be tong a Cll Iy xa thi nguai ta d6 c6t li~u kho chua trQn vao thilng. Khi v~ chuyen gAn d~n nai titlu th\! thi nguOi ta cho thilng quay trQn d~u c6t li~u v&i nuoc thanh be tong d6ng nhdt (10-<-12) v/ph.
I-Ca bin; 2- Thimg tr(\n; 1 6 3 10 5
3 : B(\ truy~n d(\ng quay thUng;4- Con
I~c do thung; 5- Ph~lIcApIi~u;6-
Thung d\l1lgnuac; 7- Ph~u do Ii~u; 8- Vanh tYcua thung
tr(\n; 9- Clinh tr(\n hinh xo~n 6c; 10 :
Tr\lc thung tr(\n.
Hinh
4.26: Sadb cAut\lOcua 0 to v~n chuy~n be tong
2. SO'dA du tl}o eua 0 to v~n ehuy~n be tong nhlf sau SO'dA din dc}ng ebo tbilng trc}n:
Bao gbmmQt0to CO'sa, thimg trQn, CO'cAunll-p,xii lieu, Mthbng cung cAp nuac, bQtruy~n dQng denthllng trQn vii CO'cAu di~u khi~n. Toan bQ duQ'c d~t tren satxi 0to. Thimg truy~n dQng denthllng trQn vii CO'cAu di~u khi~n. Toan bQ duQ'c d~t tren satxi 0to. Thimg duQ'c d~t nghieng mQt goc 15° so vm phuO'ng ngang, trong thimg trQn co bb tri cac canh trQn hinh xolln bc de th\IC hien qua trinh trQn vii xii be tong.