{"id":3183,"date":"2026-02-06T10:00:54","date_gmt":"2026-02-06T02:00:54","guid":{"rendered":"https:\/\/www.zongdamining.com\/?p=3183"},"modified":"2026-02-03T11:51:09","modified_gmt":"2026-02-03T03:51:09","slug":"single-boom-vs-twin-boom-jumbos-what-drives-advance-rates-in-4x4-to-8x6-m-headings","status":"publish","type":"post","link":"https:\/\/www.zongdamining.com\/vi\/single-boom-vs-twin-boom-jumbos-what-drives-advance-rates-in-4x4-to-8x6-m-headings\/","title":{"rendered":"Single-Boom vs. Twin-Boom Jumbos: \u0110i\u1ec1u g\u00ec th\u00fac \u0111\u1ea9y t\u1ef7 l\u1ec7 ti\u00ean ti\u1ebfn trong 4 \u00d7 4 \u0111\u1ebfn 8 \u00d7 6 m"},"content":{"rendered":"
\"Gi\u00e0n<\/div>\n

Khi b\u1ea1n \u0111ang l\u00ean k\u1ebf ho\u1ea1ch suy gi\u1ea3m m\u1edbi ho\u1eb7c \u0111\u00e1nh gi\u00e1 chu k\u1ef3 ph\u00e1t tri\u1ec3n c\u1ee7a b\u1ea1n cho m\u1ed9t \u0111\u01b0\u1eddng h\u1ea7m trung b\u00ecnh \u0111\u1ebfn l\u1edbn, qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb th\u01b0\u1eddng g\u1eb7p kh\u00f3 kh\u0103n. B\u1ea1n nh\u00ecn v\u00e0o k\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng h\u1ea7m\u2014let’ s n\u00f3i m\u1ed9t chu\u1ea9n 5m x 5m tr\u00f4i tr\u00f4i v\u1eadn t\u1ea3i - v\u00e0 b\u1ea1n ph\u1ea3i \u0111\u01b0a ra m\u1ed9t l\u1ef1a ch\u1ecdn. B\u1ea1n c\u00f3 g\u1eafn b\u00f3 v\u1edbi m\u1ed9t gi\u00e0n m\u00e1y b\u00f9ng n\u1ed5 \u0111\u01a1n nhanh nh\u1eb9n, ho\u1eb7c b\u1ea1n c\u00f3 b\u01b0\u1edbc l\u00ean m\u1ed9t m\u00e1y b\u00f9ng n\u1ed5 \u0111\u00f4i?<\/p>\n

Quy\u1ebft \u0111\u1ecbnh n\u00e0y’ t ch\u1ec9 l\u00e0 g\u1ea7n g\u1ea5p \u0111\u00f4i s\u1ed1 l\u01b0\u1ee3ng m\u0169i khoan \u0111\u00e1nh \u0111\u00e1. \u0110\u00f3 l\u00e0 v\u1ec1 c\u00e1ch h\u00ecnh h\u1ecdc c\u1ee7a ti\u00eau \u0111\u1ec1 c\u1ee7a b\u1ea1n t\u01b0\u01a1ng t\u00e1c v\u1edbi \u0111\u1ed9ng h\u1ecdc c\u1ee7a m\u00e1y. Trong c\u00e1c ti\u00eau \u0111\u1ec1 nh\u1ecf h\u01a1n (nh\u01b0 3m x 3m), m\u1ed9t s\u1ef1 b\u00f9ng n\u1ed5 duy nh\u1ea5t l\u00e0 vua. Nh\u01b0ng m\u1ed9t khi b\u1ea1n v\u01b0\u1ee3t qua l\u00e3nh th\u1ed5 4m x 4m v\u00e0 \u0111\u1ea9y v\u1ec1 ph\u00eda 8m x 6m, v\u1eadt l\u00fd c\u1ee7a ho\u1ea1t \u0111\u1ed9ng thay \u0111\u1ed5i.<\/p>\n

\u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c m\u1ee9c gi\u00e1 tr\u01b0\u1edbc b\u1ea1n c\u1ea7n m\u00e0 kh\u00f4ng th\u1ed5i ng\u00e2n s\u00e1ch, b\u1ea1n ph\u1ea3i nh\u00ecn v\u00e0o gi\u00e0n khoan \u0111\u00e1 ng\u1ea7m<\/strong><\/a> kh\u00f4ng ch\u1ec9 l\u00e0 b\u00faa m\u00e0 c\u00f2n l\u00e0 h\u1ec7 th\u1ed1ng b\u1ea3o hi\u1ec3m. N\u00f3 \u0111\u1ebfn v\u1edbi ba y\u1ebfu t\u1ed1 c\u1ee5 th\u1ec3: bao nhi\u00eau di\u1ec7n t\u00edch m\u1eb7t b\u1ea1n c\u00f3 th\u1ec3 bao ph\u1ee7 m\u00e0 kh\u00f4ng di chuy\u1ec3n khung, m\u1eadt \u0111\u1ed9 c\u1ee7a s\u1ee9c m\u1ea1nh t\u00e1c \u0111\u1ed9ng v\u00e0 tr\u00ed tu\u1ec7 c\u1ee7a h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n th\u1ee7y l\u1ef1c.<\/p>\n

Khu v\u1ef1c b\u1ea3o hi\u1ec3m & V\u1ecb tr\u00ed<\/strong><\/h2>\n

C\u00e1c l\u1edbn nh\u1ea5t tr\u1ed9m c\u1eafp c\u1ee7a th\u1eddi gian trong m\u1ed9t khoan thay \u0111\u1ed5i is’ t th\u00e2m nh\u1eadp ch\u1eadm; n\u00f3 l\u00e0 tramming v\u00e0 repositioning.<\/p>\n

Gi\u1edbi h\u1ea1n c\u1ee7a “ T\u00e1i ph\u00e1t hi\u1ec7n”<\/strong><\/h3>\n

N\u1ebfu b\u1ea1n \u0111\u1eb7t m\u1ed9t gi\u00e0n m\u00e1y b\u00f9ng n\u1ed5 \u0111\u01a1n trong m\u1ed9t \u0111\u01b0\u1eddng h\u1ea7m r\u1ed9ng 6 m\u00e9t, b\u00f9ng n\u1ed5 th\u01b0\u1eddng kh\u00f4ng th\u1ec3 \u0111\u1ebfn c\u00e1c g\u00f3c xa c\u1ee7a m\u1eb7t t\u1eeb m\u1ed9t v\u1ecb tr\u00ed trung t\u00e2m duy nh\u1ea5t. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i khoan b\u00ean tr\u00e1i, r\u00fat l\u1ea1i c\u00e1c jack, di chuy\u1ec3n khung, \u0111\u1eb7t c\u00e1c jack m\u1ed9t l\u1ea7n n\u1eefa v\u00e0 khoan b\u00ean ph\u1ea3i. M\u1ed7i l\u1ea7n b\u1ea1n di chuy\u1ec3n khung xe \u0111\u00f3, b\u1ea1n kh\u00f4ng khoan. B\u1ea1n \u0111ang \u0111\u1ed1t diesel v\u00e0 gi\u1ebft ch\u1ebft th\u1eddi gian chu k\u1ef3 c\u1ee7a b\u1ea1n.<\/p>\n

Ti\u1ebfp c\u1eadn Twin-Boom<\/strong><\/h3>\n

Ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t m\u00e1y \u0111\u00f4i boom \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1eb7c bi\u1ec7t nh\u01b0 ZDFJ76A2 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t cho c\u00e1c \u0111\u01b0\u1eddng h\u1ea7m v\u1eeba \u0111\u1ebfn l\u1edbn n\u00e0y. N\u00f3 cung c\u1ea5p di\u1ec7n t\u00edch bao ph\u1ee7 t\u1ed1i \u0111a l\u00ean \u0111\u1ebfn 8,7 m\u00e9t r\u1ed9ng b\u1eb1ng 6,3 m\u00e9t cao. Kh\u1ea3 n\u0103ng n\u00e0y thay \u0111\u1ed5i tr\u00f2 ch\u01a1i. B\u1ea1n \u0111\u1ed7 m\u00e1y m\u1ed9t l\u1ea7n, \u0111\u1eb7t b\u1ed1n c\u1eafm th\u1ee7y l\u1ef1c \u0111\u1ec3 \u1ed5n \u0111\u1ecbnh, v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 khoan to\u00e0n b\u1ed9 m\u00f4 h\u00ecnh m\u1eb7t m\u00e0 kh\u00f4ng di chuy\u1ec3n b\u00e1nh xe m\u1ed9t l\u1ea7n n\u1eefa.<\/p>\n

Ngo\u00e0i ra, h\u00e3y xem x\u00e9t t\u00ednh linh ho\u1ea1t c\u1ea7n thi\u1ebft trong c\u00e1c ti\u00eau \u0111\u1ec1 n\u00e0y. B\u1ea1n’ t ch\u1ec9 khoan l\u1ed7 n\u1ed5. B\u1ea1n c\u1ea7n c\u00e0i \u0111\u1eb7t ground support. C\u00e1c ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u k\u00ednh vi\u1ec5n v\u1ecdng ZDT tr\u00ean \u0111\u01a1n v\u1ecb n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho khoan l\u1ed7 bu l\u00f4ng v\u00e0 c\u1eaft ch\u00e9o ngay c\u1ea3 trong kh\u00f4ng gian h\u1ea1n ch\u1ebf. C\u00f3 m\u1ed9t s\u1ef1 b\u00f9ng n\u1ed5 c\u00f3 th\u1ec3 cu\u1ed9n qua \u00b1 180 \u00b0 v\u00e0 n\u00e2ng 65 \u00b0 \/ -30 \u00b0 c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft ma qu\u1ea7n v\u00e0 khoan m\u1eb7t v\u1edbi c\u00f9ng m\u1ed9t thi\u1ebft l\u1eadp, gi\u1eef cho t\u1ef7 l\u1ec7 ti\u1ebfn \u1ed5n \u0111\u1ecbnh.<\/p>\n

\"Bi\u1ec3u<\/div>\n

M\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t t\u00e1c \u0111\u1ed9ng<\/strong><\/h2>\n

C\u00f3 hai b\u00f9ng n\u1ed5 l\u00e0 tuy\u1ec7t v\u1eddi, nh\u01b0ng ch\u1ec9 n\u1ebfu h\u1ecd c\u00f3 c\u01a1 b\u1eafp \u0111\u1ec3 sao l\u01b0u n\u00f3. M\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn v\u1edbi gi\u00e0n m\u00e1y r\u1ebb h\u01a1n l\u00e0 ch\u00fang chia d\u00f2ng ch\u1ea3y th\u1ee7y l\u1ef1c, c\u00f3 ngh\u0129a l\u00e0 khi c\u1ea3 hai b\u00f9ng n\u1ed5 \u0111ang l\u00e0m vi\u1ec7c ch\u0103m ch\u1ec9, \u00e1p su\u1ea5t gi\u1ea3m v\u00e0 s\u1ef1 th\u00e2m nh\u1eadp ch\u1eadm l\u1ea1i.<\/p>\n

Ti\u00eau chu\u1ea9n 24KW<\/strong><\/h3>\n

\u0110\u1ec3 l\u00e1i t\u1ed1c \u0111\u1ed9 ti\u1ebfn b\u1ed9 trong \u0111\u00e1 c\u1ee9ng, b\u1ea1n c\u1ea7n s\u1ee9c m\u1ea1nh t\u00e1c \u0111\u1ed9ng cao. M\u00e1y khoan \u0111\u00e1 th\u1ee7y l\u1ef1c ZDG550 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean jumbo ZONGDA cung c\u1ea5p 24KW c\u00f4ng su\u1ea5t t\u00e1c \u0111\u1ed9ng. \u0110\u00f3 l\u00e0 m\u1ed9t l\u01b0\u1ee3ng n\u0103ng l\u01b0\u1ee3ng nghi\u00eam tr\u1ecdng chuy\u1ec3n v\u00e0o m\u1eb7t \u0111\u00e1. V\u1edbi t\u1ef7 l\u1ec7 t\u00e1c \u0111\u1ed9ng 60-75 Hz, khoan bit l\u00e0 ’ t ch\u1ec9 xoay; N\u00f3 \u0111ang ph\u00e1 v\u1ee1 \u0111\u00e1 v\u1edbi t\u1ea7n s\u1ed1 l\u00e0m s\u1ea1ch c\u00e1c m\u1ea3nh nhanh ch\u00f3ng.<\/p>\n

Th\u1ee7y l\u1ef1c \u0111\u1ed9c l\u1eadp<\/strong><\/h3>\n

B\u00ed m\u1eadt \u0111\u1ec3 gi\u1eef cho s\u1ee9c m\u1ea1nh n\u00e0y nh\u1ea5t qu\u00e1n n\u1eb1m trong m\u00e1y b\u01a1m. B\u1ea1n n\u00ean t\u00ecm m\u1ed9t gi\u00e0n khoan khu\u00f4n m\u1eb7t<\/strong><\/a> kh\u00f4ng’ t y\u00eau c\u1ea7u m\u1ed9t m\u00e1y b\u01a1m l\u00e0m qu\u00e1 nhi\u1ec1u c\u00f4ng vi\u1ec7c. ZDFJ76A2 s\u1eed d\u1ee5ng m\u00e1y b\u01a1m th\u1ee7y l\u1ef1c ri\u00eang bi\u1ec7t \u0111\u1ec3 ki\u1ec3m so\u00e1t c\u00e1c ch\u1ee9c n\u0103ng ch\u1ed1ng nhi\u1ec5u, cho \u0103n v\u00e0 quay. S\u1ef1 t\u00e1ch bi\u1ec7t n\u00e0y r\u1ea5t quan tr\u1ecdng. N\u00f3 c\u00f3 ngh\u0129a l\u00e0 khi s\u1ef1 b\u00f9ng n\u1ed5 \u0111ang \u0111\u00f4ng \u0111\u00fac c\u1ee9ng ho\u1eb7c m\u00f4-men xoay t\u1ed1i \u0111a \u1edf 980 Nm, n\u00f3 kh\u00f4ng’ t c\u01b0\u1edbp \u0111i\u1ec7n t\u1eeb c\u01a1 ch\u1ebf t\u00e1c \u0111\u1ed9ng. B\u01a1m bi\u1ebfn ch\u00ednh l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb Rexroth nh\u1eadp kh\u1ea9u t\u1eeb \u0110\u1ee9c, \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u00f2ng ch\u1ea3y ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u ngay l\u1eadp t\u1ee9c.<\/p>\n

The “ Ch\u1ed1ng nhi\u1ec5u” Hi\u1ec7u qu\u1ea3<\/strong><\/h2>\n

B\u1ea1n c\u00f3 th\u1ec3 c\u00f3 khoan m\u1ea1nh nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi, nh\u01b0ng n\u1ebfu th\u00e9p b\u1ecb m\u1eafc k\u1eb9t trong m\u1ed9t \u0111\u01b0\u1eddng l\u1ed7i, thay \u0111\u1ed5i c\u1ee7a b\u1ea1n s\u1ebd b\u1ecb h\u1ee7y ho\u1ea1i. Trong v\u00f9ng \u0111\u1ea5t b\u1ecb ph\u00e1 v\u1ee1, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u1ed9t thay \u0111\u1ed5i t\u1ed1t v\u00e0 m\u1ed9t thay \u0111\u1ed5i x\u1ea5u th\u01b0\u1eddng l\u00e0 c\u00e1ch m\u00e1y x\u1eed l\u00fd g\u00e2y nhi\u1ec5u.<\/p>\n

\u00c1p su\u1ea5t quay ki\u1ec3m so\u00e1t th\u1ee9c \u0103n (RPCF)<\/strong><\/h3>\n

S\u1ef1 can thi\u1ec7p th\u1ee7 c\u00f4ng qu\u00e1 ch\u1eadm \u0111\u1ec3 ti\u1ebft ki\u1ec7m m\u1ed9t chu\u1ed7i khoan. \u0110\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao c\u00e1c gi\u00e0n khoan \u0111\u00e1 ng\u1ea7m hi\u1ec7u qu\u1ea3 s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng. ZDFJ76A2 c\u00f3 m\u1ed9t h\u1ec7 th\u1ed1ng khoan \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng th\u1ee7y l\u1ef1c k\u1ebft h\u1ee3p m\u1ed9t ch\u1ee9c n\u0103ng ch\u1ed1ng g\u00e2y nhi\u1ec5u \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Feed ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t quay (RPCF).<\/p>\n

\u0110\u00e2y l\u00e0 c\u00e1ch n\u00f3 gi\u00fap b\u1ea1n: H\u1ec7 th\u1ed1ng li\u00ean t\u1ee5c theo d\u00f5i \u00e1p su\u1ea5t quay. N\u1ebfu m\u0169i khoan \u0111\u00e2m v\u00e0o m\u1ed9t khe \u0111\u1ea5t s\u00e9t ho\u1eb7c m\u1ed9t kho\u1ea3ng tr\u1ed1ng v\u00e0 kh\u00e1ng quay t\u0103ng cao, h\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng d\u1eebng ngu\u1ed3n c\u1ea5p ho\u1eb7c k\u00e9o l\u1ea1i nh\u1eb9. N\u00f3 ph\u1ea3n \u1ee9ng nhanh h\u01a1n m\u1ed9t ng\u01b0\u1eddi \u0111i\u1ec1u h\u00e0nh c\u00f3 th\u1ec3 ch\u1edbp m\u1eaft. \u0110i\u1ec1u n\u00e0y ng\u0103n ch\u1eb7n thanh g\u1eafn ch\u1eb7t ch\u1ebd trong l\u1ed7.<\/p>\n

T\u00ednh n\u0103ng n\u00e0y gi\u00fap b\u1ea1n ti\u1ebft ki\u1ec7m ti\u1ec1n theo hai c\u00e1ch. \u0110\u1ea7u ti\u00ean, b\u1ea1n’ t d\u00e0nh 45 ph\u00fat \u0111\u1ea5u v\u1eadt m\u1ed9t c\u00e2y g\u1eady b\u1ecb m\u1eafc k\u1eb9t ra kh\u1ecfi m\u1eb7t. Th\u1ee9 hai, n\u00f3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 s\u1ef1 ti\u00eau th\u1ee5 c\u1ee7a v\u1eadt li\u1ec7u ti\u00eau th\u1ee5 khoan. B\u1ea1n ph\u00e1 v\u1ee1 \u00edt ch\u00e2n v\u00e0 tay \u00e1o n\u1ed1i b\u1edfi v\u00ec m\u00e1y kh\u00f4ng’ t \u00e9p th\u00e9p khi n\u00f3 n\u00ean’ t.<\/p>\n

S\u1ef1 h\u1ee3p t\u00e1c c\u1ee7a nh\u00e0 \u0111i\u1ec1u h\u00e0nh & An to\u00e0n<\/strong><\/h2>\n

Khoan m\u00f4 h\u00ecnh 45 l\u1ed7 \u0111\u00f2i h\u1ecfi s\u1ef1 t\u1eadp trung. N\u1ebfu ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111ang chi\u1ebfn \u0111\u1ea5u v\u1edbi m\u00e1y ho\u1eb7c lo l\u1eafng v\u1ec1 m\u00e1i nh\u00e0, c\u00e1c l\u1ed7 k\u1ebft th\u00fac cong, v\u00e0 v\u1ee5 n\u1ed5 k\u00e9o k\u00e9o k\u00e9m.<\/p>\n

V\u0103n ph\u00f2ng Underground<\/strong><\/h3>\n

M\u00f4i tr\u01b0\u1eddng b\u00ean trong cabin quy\u1ebft \u0111\u1ecbnh ch\u1ea5t l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c. B\u1ea1n mu\u1ed1n m\u1ed9t thi\u1ebft l\u1eadp n\u01a1i ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 d\u01b0\u1edbi m\u1ed9t m\u00e1i nh\u00e0 th\u00e9p ch\u1eafc ch\u1eafn ch\u1ed1ng l\u1ea1i FOPS. N\u00f3 cung c\u1ea5p b\u1ea3o v\u1ec7 an to\u00e0n t\u1ed1i \u0111a, cho ph\u00e9p ng\u01b0\u1eddi v\u1eadn h\u00e0nh t\u1eadp trung v\u00e0o s\u1ef1 s\u1eafp x\u1ebfp c\u1ee7a ch\u00f9m. Ch\u00ednh c\u00e1c ch\u00f9m \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng h\u1ed3 s\u01a1 nh\u00f4m \u0111\u1eb7c bi\u1ec7t v\u1edbi d\u1ea3i th\u00e9p kh\u00f4ng g\u1ec9 tr\u00ean b\u1ec1 m\u1eb7t tr\u01b0\u1ee3t, gi\u1eef cho chuy\u1ec3n \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0 v\u00e0 c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c.<\/p>\n

T\u1ef1 \u0111\u1ed9ng h\u00f3a gi\u00fap<\/strong><\/h3>\n

C\u00e1c t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng nh\u1ecf l\u00e0m gi\u1ea3m r\u1eafc r\u1ed1i trong vi\u1ec7c thi\u1ebft l\u1eadp. V\u00ed d\u1ee5, \u0111\u1ed1i ph\u00f3 v\u1edbi c\u00e1p theo d\u00f5i l\u00e0 m\u1ed9t n\u1ed7i \u0111au. Jumbo n\u00e0y s\u1eed d\u1ee5ng m\u1ed9t cu\u1ed9n c\u00e1p \u0111i\u1ec7n t\u1ef1 \u0111\u1ed9ng l\u00e1i th\u1ee7y l\u1ef1c t\u1eeb Cavotec (\u00dd). N\u00f3 t\u1ef1 \u0111\u1ed9ng thu h\u1ed3i c\u00e1p khi thi\u1ebft b\u1ecb di chuy\u1ec3n v\u1ec1 ph\u00eda tr\u01b0\u1edbc ho\u1eb7c ph\u00eda sau. N\u00f3 nghe c\u00f3 v\u1ebb nh\u01b0 m\u1ed9t chi ti\u1ebft nh\u1ecf, nh\u01b0ng n\u00f3 ti\u1ebft ki\u1ec7m lao \u0111\u1ed9ng v\u00e0 ng\u0103n ch\u1eb7n c\u00e1p b\u1ecb ch\u1ea1y qua, \u0111\u00f3 l\u00e0 m\u1ed9t m\u1ed1i nguy hi\u1ec3m an to\u00e0n l\u1edbn.<\/p>\n

M\u1ed9t khi khu\u00f4n m\u1eb7t \u0111\u01b0\u1ee3c khoan v\u00e0 phun, chu k\u1ef3 chuy\u1ec3n sang b\u00f9n. Cho d\u00f9 b\u1ea1n s\u1eed d\u1ee5ng xe t\u1ea3i ho\u1eb7c \u0110\u1ed9ng c\u01a1 khai th\u00e1c m\u1ecf ng\u1ea7m<\/strong><\/a> \u0111\u1ed1i v\u1edbi v\u1eadn chuy\u1ec3n, t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp ngay \u1edf \u0111\u00e2y \u1edf m\u1eb7t. N\u1ebfu khoan ch\u00ednh x\u00e1c v\u00e0 k\u1ecbp th\u1eddi, t\u00e0u l\u1eeda v\u00e0 xe t\u1ea3i ch\u1ea1y \u0111\u1ea7y \u0111\u1ee7. N\u1ebfu khoan l\u1ed9n x\u1ed9n, m\u1ecdi th\u1ee9 h\u1ea1 l\u01b0u \u0111\u1ec1u b\u1ecb t\u1ed5n th\u01b0\u01a1ng.<\/p>\n

\u0110\u1ed9 tin c\u1eady c\u1ee7a th\u00e0nh ph\u1ea7n<\/strong><\/h2>\n

Cu\u1ed1i c\u00f9ng, b\u1ea1n ph\u1ea3i xem x\u00e9t \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi m\u1ed9t c\u00e1i g\u00ec \u0111\u00f3 b\u1ecb ph\u00e1 v\u1ee1. Trong m\u1ed9t m\u1ecf xa, b\u1ea1n don’ t mu\u1ed1n “ h\u1ed9p b\u00ed \u1ea9n” Th\u00e0nh ph\u1ea7n ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1edfi OEM.<\/p>\n

B\u1ea1n mu\u1ed1n m\u1ed9t m\u00e1y \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn c\u01a1 kh\u00ed c\u1ee7a b\u1ea1n \u0111\u00e3 bi\u1ebft. Chi\u1ebfc t\u00e0u s\u00e2n bay tr\u00ean chi\u1ebfc jumbo n\u00e0y \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1eb1ng \u0111\u1ed9ng c\u01a1 diesel Deutz 5 xi lanh (F5L912W), m\u1ed9t huy\u1ec1n tho\u1ea1i trong th\u1ebf gi\u1edbi khai th\u00e1c m\u1ecf v\u00ec \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t b\u1eb1ng kh\u00f4ng kh\u00ed (ho\u1eb7c c\u00e1c bi\u1ebfn th\u1ec3 l\u00e0m m\u00e1t b\u1eb1ng ch\u1ea5t l\u1ecfng \u0111\u01a1n gi\u1ea3n) v\u00e0 d\u1ec5 s\u1eeda ch\u1eefa. H\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng s\u1eed d\u1ee5ng tr\u1ee5c Dana 123 v\u00e0 h\u1ed9p s\u1ed1 Clark 12000. \u0110\u00e2y l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n t\u01b0\u01a1ng t\u1ef1 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y tr\u00ean c\u00e1c m\u00e1y c\u00f3 gi\u00e1 g\u1ea5p \u0111\u00f4i.<\/p>\n

H\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c s\u1eed d\u1ee5ng d\u1ea7u th\u1ee7y l\u1ef1c kho\u00e1ng s\u1ea3n \u0111\u01a1n gi\u1ea3n v\u00e0 bao g\u1ed3m l\u1ecdc to\u00e0n di\u1ec7n v\u00e0 l\u00e0m m\u00e1t b\u1eb1ng n\u01b0\u1edbc. C\u00e1c ch\u1ec9 s\u1ed1 cho m\u1ee9c d\u1ea7u th\u1ea5p v\u00e0 nhi\u1ec7t \u0111\u1ed9 d\u1ea7u l\u00e0 ngay \u1edf \u0111\u00f3, \u0111\u1ea3m b\u1ea3o c\u00e1c th\u1ee3 m\u1ecf bi\u1ebft \u0111i\u1ec1u ki\u1ec7n th\u1ef1c s\u1ef1 c\u1ee7a jumbo m\u1ecdi l\u00fac. N\u00f3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa v\u1edbi m\u1ed9t ch\u00eca kh\u00f3a, kh\u00f4ng ph\u1ea3i m\u1ed9t m\u00e1y t\u00ednh x\u00e1ch tay.<\/p>\n

\"gi\u00e0n<\/div>\n

K\u1ebft lu\u1eadn<\/strong><\/h2>\n

Khi b\u1ea1n b\u01b0\u1edbc l\u00ean c\u00e1c ti\u00eau \u0111\u1ec1 gi\u1eefa 4x4m v\u00e0 8x6m, gi\u00e0n boom \u0111\u01a1n tr\u1edf th\u00e0nh m\u1ed9t c\u1ed5 bottleneck. \u0110\u1ec3 gi\u1eef t\u1ef7 l\u1ec7 tr\u01b0\u1edbc c\u1ee7a b\u1ea1n cao, b\u1ea1n c\u1ea7n s\u1ef1 b\u1ea3o hi\u1ec3m c\u1ee7a m\u1ed9t thi\u1ebft l\u1eadp boom k\u00e9p k\u1ebft h\u1ee3p v\u1edbi th\u1ee7y l\u1ef1c th\u00f4ng minh ng\u0103n ch\u1eb7n th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

B\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn gi\u00e0n khoan \u0111\u00e1 ng\u1ea7m nh\u01b0 ZDFJ76A2, b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c c\u00f4ng su\u1ea5t t\u00e1c \u0111\u1ed9ng 24KW c\u1ea7n thi\u1ebft cho \u0111\u00e1 c\u1ee9ng, c\u00f4ng ngh\u1ec7 RPCF \u0111\u1ec3 x\u1eed l\u00fd m\u1eb7t \u0111\u1ea5t x\u1ea5u v\u00e0 danh s\u00e1ch th\u00e0nh ph\u1ea7n (Deutz, Dana, Rexroth) \u0111\u1ea3m b\u1ea3o b\u1ea1n lu\u00f4n c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y ph\u1ee5 t\u00f9ng. \u0110\u00f3 l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p th\u1ef1c t\u1ebf, hi\u1ec7u su\u1ea5t cao t\u00f4n tr\u1ecdng ng\u00e2n s\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ea1n.<\/p>\n

G\u1eb7p ZONGDA: Chuy\u00ean gia khai th\u00e1c kim lo\u1ea1i ng\u1ea7m<\/strong><\/h2>\n

ZONGDA<\/strong><\/a> l\u00e0 m\u1ed9t nh\u00e0 s\u1ea3n xu\u1ea5t chuy\u00ean ng\u00e0nh d\u00e0nh ri\u00eang cho c\u00e1c gi\u1ea3i ph\u00e1p khai th\u00e1c kim lo\u1ea1i ng\u1ea7m. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb n\u1eb7ng t\u1ed5ng qu\u00e1t, ZONGDA t\u1eadp trung nghi\u00eam ng\u1eb7t v\u00e0o nhu c\u1ea7u \u0111\u1ed9c \u0111\u00e1o c\u1ee7a m\u00f4i tr\u01b0\u1eddng khai th\u00e1c \u0111\u00e1 c\u1ee9ng - \u0111\u1eb7c bi\u1ec7t cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng v\u00e0ng, \u0111\u1ed3ng, s\u1eaft v\u00e0 ch\u00ec-k\u1ebdm (l\u01b0u \u00fd: h\u1ecd kh\u00f4ng s\u1ea3n xu\u1ea5t thi\u1ebft b\u1ecb khai th\u00e1c than).<\/p>\n

C\u00f3 tr\u1ee5 s\u1edf t\u1ea1i Thanh \u0110\u1ea3o, c\u00f4ng ty t\u1ea1o ra gi\u00e1 tr\u1ecb b\u1eb1ng c\u00e1ch c\u1ea7u n\u1ed1i kho\u1ea3ng c\u00e1ch gi\u1eefa k\u1ef9 thu\u1eadt ph\u01b0\u01a1ng T\u00e2y cao c\u1ea5p v\u00e0 s\u1ea3n xu\u1ea5t hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed. Tri\u1ebft l\u00fd c\u1ee7a h\u1ecd l\u00e0 “ \u0110\u01a1n gi\u1ea3n & V\u1eefng ch\u1eafc. ” H\u1ecd t\u00edch h\u1ee3p c\u00e1c th\u00e0nh ph\u1ea7n Tier-1 to\u00e0n c\u1ea7u - ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9ng c\u01a1 Deutz, h\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng Dana v\u00e0 h\u1ec7 th\u1ed1ng th\u1ee7y l\u1ef1c Rexroth - v\u00e0o c\u00e1c thi\u1ebft k\u1ebf khung xe b\u1ec1n v\u1eefng lo\u1ea1i b\u1ecf s\u1ef1 ph\u1ee9c t\u1ea1p \u0111i\u1ec7n t\u1eed kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n

D\u00f2ng s\u1ea3n ph\u1ea9m c\u1ee7a h\u1ecd bao g\u1ed3m to\u00e0n b\u1ed9 chu k\u1ef3 khai th\u00e1c, bao g\u1ed3m xe t\u1ea3i h\u1ea1 th\u1ea5p (8-35 t\u1ea5n), m\u00e1y t\u1ea3i LHD (0,6-6 m\u00b3) v\u00e0 m\u00e1y khoan khu\u00f4n m\u1eb7t. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y cho ph\u00e9p c\u00e1c m\u1ecf \u1edf c\u00e1c v\u1ecb tr\u00ed xa x\u00f4i c\u00f3 \u0111\u01b0\u1ee3c \u0111\u1ed9i bay hi\u1ec7u su\u1ea5t cao c\u00f3 gi\u00e1 c\u1ea3 ph\u1ea3i ch\u0103ng v\u00e0 d\u1ec5 duy tr\u00ec, \u0111\u1ea3m b\u1ea3o t\u00ednh s\u1eb5n c\u00f3 cao m\u00e0 kh\u00f4ng c\u00f3 th\u1ebb gi\u00e1 cao c\u1ea5p.<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n

Q1: K\u00edch th\u01b0\u1edbc \u0111\u01b0\u1eddng h\u1ea7m t\u1ed1i \u0111a ZDFJ76A2 c\u00f3 th\u1ec3 x\u1eed l\u00fd l\u00e0 bao nhi\u00eau?<\/strong>
\nA: M\u00e1y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho \u0111\u01b0\u1eddng h\u1ea7m trung b\u00ecnh \u0111\u1ebfn l\u1edbn. N\u00f3 c\u00f3 di\u1ec7n t\u00edch bao ph\u1ee7 t\u1ed1i \u0111a l\u00ean \u0111\u1ebfn 8,7 m\u00e9t r\u1ed9ng b\u1eb1ng 6,3 m\u00e9t cao. N\u1ebfu ti\u00eau \u0111\u1ec1 c\u1ee7a b\u1ea1n ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c k\u00edch th\u01b0\u1edbc \u0111\u00f3, m\u00e1y gi\u00e0n n\u00e0y c\u00f3 th\u1ec3 khoan to\u00e0n b\u1ed9 khu\u00f4n m\u1eb7t t\u1eeb m\u1ed9t v\u1ecb tr\u00ed thi\u1ebft l\u1eadp duy nh\u1ea5t.<\/p>\n

Q2: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 m\u00e1y ng\u0103n ch\u1eb7n thanh khoan b\u1ecb m\u1eafc k\u1eb9t?<\/strong>
\nA: N\u00f3 s\u1eed d\u1ee5ng m\u1ed9t h\u1ec7 th\u1ed1ng g\u1ecdi l\u00e0 ngu\u1ed3n c\u1ea5p d\u1eef li\u1ec7u ki\u1ec3m so\u00e1t \u00e1p su\u1ea5t quay (RPCF). V\u1ec1 c\u01a1 b\u1ea3n, n\u1ebfu m\u00e1y khoan \u0111\u00e1 c\u1ea3m th\u1ea5y \u00e1p su\u1ea5t quay tr\u1edf n\u00ean qu\u00e1 cao - x\u1ea3y ra ngay tr\u01b0\u1edbc khi thanh b\u1ecb k\u1eb9t - n\u00f3 t\u1ef1 \u0111\u1ed9ng ng\u1eebng \u0111\u1ea9y v\u1ec1 ph\u00eda tr\u01b0\u1edbc ho\u1eb7c k\u00e9o l\u1ea1i m\u1ed9t ch\u00fat. N\u00f3 ti\u1ebft ki\u1ec7m r\u1ea5t nhi\u1ec1u th\u00e9p b\u1ecb h\u1ecfng.<\/p>\n

Q3: C\u00e1c b\u1ed9 ph\u1eadn c\u00f3 kh\u00f3 t\u00ecm n\u1ebfu c\u00f3 g\u00ec \u0111\u00f3 b\u1ecb h\u1ecfng kh\u00f4ng?<\/strong>
\nA: T\u1ea5t c\u1ea3 kh\u00f4ng. Nh\u1eefng th\u1ee9 quan tr\u1ecdng l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c th\u01b0\u01a1ng hi\u1ec7u to\u00e0n c\u1ea7u ti\u00eau chu\u1ea9n. \u0110\u1ed9ng c\u01a1 l\u00e0 Deutz, tr\u1ee5c l\u00e0 Dana, v\u00e0 m\u00e1y b\u01a1m l\u00e0 Rexroth. B\u1ea1n th\u01b0\u1eddng c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y c\u00e1c b\u1ed9 ph\u1eadn cho ch\u00fang t\u1ea1i c\u00e1c nh\u00e0 ph\u00e2n ph\u1ed1i \u0111\u1ecba ph\u01b0\u01a1ng b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o tr\u00ean th\u1ebf gi\u1edbi, v\u00ec v\u1eady b\u1ea1n’ t b\u1ecb m\u1eafc k\u1eb9t ch\u1edd \u0111\u1ee3i m\u1ed9t l\u00f4 h\u00e0ng t\u1eeb Trung Qu\u1ed1c.<\/p>\n

Q4: Jumbo n\u00e0y c\u00f3 th\u1ec3 l\u00e0m b\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec ngo\u00e0i khoan l\u1ed7 n\u1ed5 kh\u00f4ng?<\/strong>
\nA: V\u00e2ng, n\u00f3 kh\u00e1 linh ho\u1ea1t. Ngu\u1ed3n cung c\u1ea5p k\u00ednh thi\u00ean v\u0103n cho ph\u00e9p n\u00f3 khoan l\u1ed7 bu l\u00f4ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 m\u1eb7t \u0111\u1ea5t, v\u00e0 h\u00ecnh h\u1ecdc b\u00f9ng n\u1ed5 cho ph\u00e9p c\u1eaft ch\u00e9o. N\u00f3 h\u1eefu \u00edch cho khoan thanh tr\u00f4i c\u0169ng, v\u00ec v\u1eady b\u1ea1n don’ t lu\u00f4n c\u1ea7n m\u1ed9t bolter ri\u00eang bi\u1ec7t cho m\u1ed7i nhi\u1ec7m v\u1ee5.<\/p>\n

Q5: N\u00f3 c\u00f3 an to\u00e0n cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh kh\u00f4ng?<\/strong>
\nA: An to\u00e0n l\u00e0 m\u1ed9t \u01b0u ti\u00ean l\u1edbn. Gi\u00e0n \u0111i k\u00e8m v\u1edbi m\u1ed9t m\u00e1i th\u00e9p v\u1eefng ch\u1eafc \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn FOPS (Falling Object Protective Structure). N\u00f3 c\u0169ng c\u00f3 m\u00e1y b\u01a1m th\u1ee7y l\u1ef1c ri\u00eang bi\u1ec7t v\u00e0 ch\u1ec9 b\u00e1o b\u00e1o \u0111\u00e1ng tin c\u1eady cho nhi\u1ec7t \u0111\u1ed9 d\u1ea7u v\u00e0 n\u01b0\u1edbc, v\u00ec v\u1eady ng\u01b0\u1eddi v\u1eadn h\u00e0nh lu\u00f4n bi\u1ebft li\u1ec7u m\u00e1y \u0111ang ch\u1ea1y an to\u00e0n hay kh\u00f4ng.<\/p>","protected":false},"excerpt":{"rendered":"

When you are planning a new decline or evaluating your development cycle for a medium-to-large tunnel, the equipment selection process often hits a snag. You look at the tunnel dimensions\u2014let’s say a standard 5m x 5m haulage drift\u2014and you have to make a choice. Do you stick with a nimble single-boom rig, or do you […]<\/p>\n","protected":false},"author":1,"featured_media":3176,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1,16],"tags":[],"class_list":["post-3183","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-case"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/posts\/3183","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/comments?post=3183"}],"version-history":[{"count":0,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/posts\/3183\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/media\/3176"}],"wp:attachment":[{"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/media?parent=3183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/categories?post=3183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zongdamining.com\/vi\/wp-json\/wp\/v2\/tags?post=3183"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}