{"id":1066,"date":"2014-03-21T00:00:00","date_gmt":"2014-03-21T00:00:00","guid":{"rendered":"https:\/\/www.dgcrane.com\/posts\/how-to-promote-the-safe-operation-of-overhead-crane-systems-in-industrial\/"},"modified":"2024-09-09T06:44:52","modified_gmt":"2024-09-09T06:44:52","slug":"how-to-promote-the-safe-operation-of-overhead-crane-systems-in-industrial","status":"publish","type":"posts","link":"https:\/\/www.dgcrane.com\/vi\/promote-safe-operation-overhead-crane-systems-industrial\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 th\u00fac \u0111\u1ea9y ho\u1ea1t \u0111\u1ed9ng an to\u00e0n c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ea7u tr\u1ee5c trong c\u00f4ng nghi\u1ec7p"},"content":{"rendered":"<p>H\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c \u0111\u01b0\u1ee3c Hi\u1ec7p h\u1ed9i K\u1ef9 s\u01b0 C\u01a1 kh\u00ed Hoa K\u1ef3 (ACME B30.17-1992) v\u1ea1ch ra \u0111\u1ec3 th\u00fac \u0111\u1ea9y ho\u1ea1t \u0111\u1ed9ng an to\u00e0n c\u1ee7a c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea7n tr\u1ee5c trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p. N\u00f3 h\u01b0\u1edbng d\u1eabn nh\u1eefng ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c ph\u1ea3i t\u1eadp trung v\u00e0o ho\u1ea1t \u0111\u1ed9ng an to\u00e0n c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ea7n tr\u1ee5c c\u1ee7a h\u1ecd b\u1eb1ng c\u00e1ch kh\u00f4ng bao gi\u1edd tham gia v\u00e0o b\u1ea5t k\u1ef3 ho\u1ea1t \u0111\u1ed9ng n\u00e0o c\u00f3 th\u1ec3 l\u00e0m chuy\u1ec3n h\u01b0\u1edbng s\u1ef1 ch\u00fa \u00fd c\u1ee7a h\u1ecd trong khi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c. Tuy nhi\u00ean, m\u1ed9t s\u1ed1 m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p c\u00f3 th\u1ec3 nguy hi\u1ec3m, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi l\u00e0m vi\u1ec7c tr\u00ean s\u00e0n nh\u00e0 x\u01b0\u1edfng \u0111\u00f4ng \u0111\u00fac v\u1edbi nhi\u1ec1u v\u1eadt c\u1ea3n, ho\u1eb7c n\u01a1i t\u1ea7m nh\u00ecn th\u1ea5p v\u00e0 c\u00f3 nhi\u1ec1u k\u00edch th\u00edch.<\/p>\r\n<p>Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c m\u1ecdi l\u00fac c\u1ea7n ph\u1ea3i nh\u1eadn th\u1ee9c \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 m\u00f4i tr\u01b0\u1eddng xung quanh \u0111\u1ec3 v\u1eadn h\u00e0nh an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 h\u1ec7 th\u1ed1ng thang m\u00e1y tr\u00ean cao, \u0111\u1eb7c bi\u1ec7t khi c\u00f3 li\u00ean quan \u0111\u1ebfn b\u1ea3o v\u1ec7 ch\u1ed1ng r\u01a1i. H\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh do ASME v\u1ea1ch ra bao g\u1ed3m vi\u1ec7c s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u tay trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p b\u1eadn r\u1ed9n, ngay c\u1ea3 \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi v\u1eadn h\u00e0nh s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng c\u1ea7u tr\u1ee5c nh\u1ecf ho\u1eb7c b\u1eb1ng tay.<\/p>\r\n<p>M\u1ecdi ng\u01b0\u1eddi th\u01b0\u1eddng m\u1eafc sai l\u1ea7m khi ngh\u0129 r\u1eb1ng t\u00edn hi\u1ec7u tay ch\u1ec9 \u00e1p d\u1ee5ng cho c\u00e1c c\u1ea7n tr\u1ee5c l\u1edbn, n\u01a1i ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n ng\u1ed3i trong cabin. Tuy nhi\u00ean, OSHA v\u00e0 ASME m\u00f4 t\u1ea3 vi\u1ec7c s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u tay l\u00e0 m\u1ed9t ph\u1ea7n c\u1ea7n thi\u1ebft trong h\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh khi t\u1ea7m nh\u00ecn th\u1ea5p do nhi\u1ec1u y\u1ebfu t\u1ed1 ho\u1eb7c khi di chuy\u1ec3n t\u1ea3i c\u00f3 th\u1ec3 t\u1ea1o ra nguy c\u01a1 ti\u1ec1m \u1ea9n cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh ho\u1eb7c c\u00f4ng nh\u00e2n g\u1ea7n c\u1ea7n tr\u1ee5c.<\/p>\r\n<p><span>C\u00f3 nhi\u1ec1u m\u1ed1i quan t\u00e2m ti\u1ec1m \u1ea9n v\u1ec1 an to\u00e0n trong m\u00f4i tr\u01b0\u1eddng c\u1ea7u tr\u1ee5c c\u00f4ng nghi\u1ec7p v\u00e0 nhi\u1ec1u m\u1ed1i quan t\u00e2m c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf m\u1ed1i nguy ho\u1eb7c t\u00edch h\u1ee3p c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t k\u1ef9 thu\u1eadt. H\u1ec7 th\u1ed1ng ph\u00e2n c\u1ea5p ki\u1ec3m so\u00e1t c\u1ee7a OSHA \u0111\u1ed1i v\u1edbi m\u00e1y m\u00f3c v\u00e0 thi\u1ebft b\u1ecb n\u00f3i chung quy \u0111\u1ecbnh r\u1eb1ng tr\u01b0\u1edbc ti\u00ean ch\u00fang ta ph\u1ea3i c\u1ed1 g\u1eafng lo\u1ea1i b\u1ecf t\u00ecnh hu\u1ed1ng ho\u1eb7c th\u1ee9 hai, s\u1eed d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t k\u1ef9 thu\u1eadt. Tuy nhi\u00ean, trong c\u00e1c t\u00ecnh hu\u1ed1ng kh\u00f4ng th\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c m\u1ed1i nguy v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t k\u1ef9 thu\u1eadt kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3, th\u00ec ki\u1ec3m so\u00e1t h\u00e0nh ch\u00ednh l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn kh\u1ea3 thi.<\/span><\/p>\r\n<h3>KI\u1ec2M SO\u00c1T H\u00c0NH CH\u00cdNH<\/h3>\r\n<p><span>C\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t h\u00e0nh ch\u00ednh d\u1ef1a tr\u00ean \u00fd t\u01b0\u1edfng r\u1eb1ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c ph\u1ea3i c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y v\u00e0 giao ti\u1ebfp v\u1edbi c\u00f4ng nh\u00e2n m\u1ecdi l\u00fac. \u0110\u00e2y l\u00e0 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 cao \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c m\u1ed1i nguy hi\u1ec3m nh\u01b0 v\u01b0\u1edbng v\u00edu, th\u01b0\u1eddng x\u1ea3y ra khi chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi lao \u0111\u1ed9ng so v\u1edbi chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a t\u1ea3i. C\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00e1c nh\u01b0 k\u00e9o ho\u1eb7c \u0111\u1ea9y l\u00e0 m\u1ed9t m\u1ed1i quan t\u00e2m l\u1edbn v\u00ec ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c th\u01b0\u1eddng t\u1eadp trung v\u00e0o t\u1ea3i tr\u1ecdng ch\u1ee9 kh\u00f4ng ph\u1ea3i k\u1ebft c\u1ea5u di chuy\u1ec3n tr\u00ean cao c\u1ee7a c\u1ea7n tr\u1ee5c. T\u00e1c \u0111\u1ed9ng k\u1ebft c\u1ea5u l\u00e0 m\u1ed9t m\u1ed1i quan t\u00e2m kh\u00e1c, th\u01b0\u1eddng x\u1ea3y ra khi ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u00f3 t\u1ea7m nh\u00ecn th\u1ea5p ho\u1eb7c kh\u00f4ng th\u1ec3 ki\u1ec3m so\u00e1t t\u1ea3i tr\u1ecdng v\u00e0 duy tr\u00ec v\u1ecb tr\u00ed t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a c\u00e1c k\u1ebft c\u1ea5u l\u00e2n c\u1eadn c\u00f3 th\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u1ea7n tr\u1ee5c.<\/span><\/p>\r\n<p>Trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p nh\u01b0 th\u1ebf n\u00e0y, ASME khuy\u1ebfn ngh\u1ecb ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3n h\u1ed3i c\u00e1c t\u00edn hi\u1ec7u t\u1eeb ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n \u0111ang ch\u1ec9 \u0111\u1ea1o thang m\u00e1y ho\u1eb7c ng\u01b0\u1eddi c\u00f3 t\u00edn hi\u1ec7u \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh. Khi kh\u00f4ng c\u1ea7n ng\u01b0\u1eddi ra hi\u1ec7u ho\u1eb7c gi\u00e1m \u0111\u1ed1c trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c, ng\u01b0\u1eddi v\u1eadn h\u00e0nh s\u1ebd t\u1ef1 ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 thang m\u00e1y c\u0169ng nh\u01b0 s\u1ef1 an to\u00e0n c\u1ee7a nh\u1eefng ng\u01b0\u1eddi lao \u0111\u1ed9ng g\u1ea7n \u0111\u00f3. M\u1eb7c d\u00f9 v\u1eady, t\u1ea5t c\u1ea3 nh\u1eefng ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c n\u00ean bi\u1ebft t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c tu\u00e2n th\u1ee7 t\u00edn hi\u1ec7u d\u1eebng m\u1ecdi l\u00fac, b\u1ea5t k\u1ec3 ai ra t\u00edn hi\u1ec7u tr\u00ean s\u00e0n nh\u00e0 m\u00e1y.<\/p>\r\n<p>N\u1ebfu nh\u00e0 m\u00e1y c\u1ee7a b\u1ea1n kh\u00f4ng y\u00eau c\u1ea7u s\u1eed d\u1ee5ng ng\u01b0\u1eddi k\u00fd ho\u1eb7c gi\u00e1m \u0111\u1ed1c, b\u1ea1n c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c b\u01b0\u1edbc kh\u00e1c \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ea7m nh\u00ecn c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c. C\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t h\u00e0nh ch\u00ednh n\u00e0y c\u00f3 th\u1ec3 c\u00f3 ngh\u0129a l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa s\u1ef1 s\u1ed1ng v\u00e0 c\u00e1i ch\u1ebft, \u0111\u1eb7c bi\u1ec7t trong c\u00e1c t\u00ecnh hu\u1ed1ng m\u00e0 ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n c\u1ea7n tr\u1ee5c l\u00e0 ngu\u1ed3n duy nh\u1ea5t c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y khi \u0111i\u1ec1u khi\u1ec3n t\u1ea3i tr\u1ecdng c\u1ee7a h\u1ecd.<\/p>\r\n<p><span>M\u1ed9t bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t h\u00e0nh ch\u00ednh, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n t\u1ea7m nh\u00ecn trong m\u00f4i tr\u01b0\u1eddng c\u1ea7n tr\u1ee5c c\u00f4ng nghi\u1ec7p, l\u00e0 ch\u1ec9 \u0111\u1ecbnh c\u00e1c khu v\u1ef1c cho nh\u00e2n vi\u00ean l\u00e0m vi\u1ec7c g\u1ea7n c\u1ea7n tr\u1ee5c. C\u00e1c khu v\u1ef1c n\u00e0y n\u00ean \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh tr\u00ean m\u1eb7t \u0111\u1ea5t ho\u1eb7c s\u00e0n l\u00e0m vi\u1ec7c \u0111\u1ec3 c\u00f4ng nh\u00e2n lu\u00f4n \u0111\u1ee9ng \u1edf v\u1ecb tr\u00ed an to\u00e0n, d\u1ec5 nh\u00ecn th\u1ea5y. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c c\u1ee7a b\u1ea1n lu\u00f4n nh\u1eadn th\u1ee9c \u0111\u01b0\u1ee3c v\u1ecb tr\u00ed c\u1ee7a ng\u01b0\u1eddi lao \u0111\u1ed9ng.<\/span><\/p>\r\n<p>Tuy nhi\u00ean, trong c\u00e1c nh\u00e0 m\u00e1y m\u00e0 vi\u1ec7c ch\u1ec9 \u0111\u1ecbnh khu v\u1ef1c kh\u00f4ng kh\u1ea3 thi, c\u00f4ng nh\u00e2n \u0111ang s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 ch\u1ed1ng r\u01a1i g\u1ea7n c\u00e1c k\u1ebft c\u1ea5u c\u1ea7u tr\u1ee5c tr\u00ean cao, ho\u1eb7c nguy c\u01a1 t\u00e1c \u0111\u1ed9ng k\u1ebft c\u1ea5u l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 ti\u1ec1m \u1ea9n, OSHA 1926.1425 tuy\u00ean b\u1ed1 r\u00f5 r\u00e0ng r\u1eb1ng ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng giao ti\u1ebfp v\u1edbi t\u1ea5t c\u1ea3 c\u00f4ng nh\u00e2n m\u1ecdi l\u00fac. . N\u1ebfu s\u00e0n nh\u00e0 x\u01b0\u1edfng qu\u00e1 \u1ed3n \u0111\u1ec3 li\u00ean l\u1ea1c b\u1eb1ng gi\u1ecdng n\u00f3i v\u00e0 c\u00e1c thi\u1ebft b\u1ecb nh\u01b0 \u0111i\u1ec7n tho\u1ea1i v\u00e0 \u0111\u00e0i kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn kh\u1ea3 thi, ASME v\u00e0 OSHA \u0111\u1ec1u khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u tay.<\/p>\r\n<p><strong>V\u1eacY, KHI N\u00c0O B\u1ea0N N\u00caN TH\u1ef0C HI\u1ec6N B\u1ea2NG HI\u1ec6U TAY TRONG M\u00d4I TR\u01af\u1edcNG C\u1ea6U THANG C\u00d4NG NGHI\u1ec6P?<\/strong><\/p>\r\n<p><span>N\u1ebfu ng\u01b0\u1eddi \u0111i\u1ec1u h\u00e0nh kh\u00f4ng th\u1ec3 nh\u00ecn th\u1ea5y c\u00f4ng nh\u00e2n ph\u00eda sau anh ta ho\u1eb7c t\u1ea3i, n\u1ebfu t\u1ea3i c\u1ed3ng k\u1ec1nh ho\u1eb7c kh\u00f3 kh\u0103n v\u00e0 h\u1ea1n ch\u1ebf t\u1ea7m nh\u00ecn, ho\u1eb7c n\u1ebfu c\u00f4ng nh\u00e2n li\u00ean t\u1ee5c di chuy\u1ec3n xung quanh s\u00e0n nh\u00e0 m\u00e1y, th\u00ec t\u00edn hi\u1ec7u l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o giao ti\u1ebfp hi\u1ec7u qu\u1ea3. \u0110\u00e2y l\u00e0 nh\u1eefng g\u00ec OSHA 1926.1425 n\u00f3i:<\/span><\/p>\r\n<p><span>Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng giao ti\u1ebfp v\u1edbi t\u1ea5t c\u1ea3 c\u00f4ng nh\u00e2n m\u1ecdi l\u00fac<\/span><br \/>\r\n<span>Ti\u1ebfng \u1ed3n xung quanh ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1eef \u1edf m\u1ee9c t\u1ed1i thi\u1ec3u \u0111\u1ec3 c\u00f3 th\u1ec3 nghe th\u1ea5y ti\u1ebfng n\u00f3i.<\/span><br \/>\r\n<span>\u0110i\u1ec1u khi\u1ec3n v\u00f4 tuy\u1ebfn ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o 100% li\u00ean l\u1ea1c n\u1ebfu kh\u00f4ng th\u1ec3 nghe th\u1ea5y l\u1ec7nh tho\u1ea1i do ti\u1ebfng \u1ed3n xung quanh ho\u1eb7c kho\u1ea3ng c\u00e1ch.<\/span><br \/>\r\n<span>C\u00f3 th\u1ec3 y\u00eau c\u1ea7u ng\u01b0\u1eddi b\u00e1o hi\u1ec7u n\u1ebfu ng\u01b0\u1eddi v\u1eadn h\u00e0nh kh\u00f4ng nh\u00ecn th\u1ea5y \u0111\u1ea7y \u0111\u1ee7 \u0111i\u1ec3m v\u1eadn h\u00e0nh.<\/span><br \/>\r\n<span>Ng\u00f4n ng\u1eef kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ea3n tr\u1edf giao ti\u1ebfp. T\u1ea5t c\u1ea3 c\u00f4ng nh\u00e2n ph\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng n\u00f3i v\u00e0 hi\u1ec3u v\u00e0 giao ti\u1ebfp th\u00e0nh th\u1ea1o b\u1eb1ng m\u1ed9t ng\u00f4n ng\u1eef \u0111\u00e3 ch\u1ecdn.<\/span><br \/>\r\n<span>Ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n ph\u1ea3i \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n thang m\u00e1y.<\/span><br \/>\r\n<span>Ng\u01b0\u1eddi d\u1eabn \u0111\u1ea7u th\u01b0\u1eddng l\u00e0 ng\u01b0\u1eddi ch\u00ednh giao ti\u1ebfp v\u1edbi ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n c\u1ea7n tr\u1ee5c.<\/span><br \/>\r\n<span>ASME quy \u0111\u1ecbnh r\u1eb1ng c\u00e1c t\u00edn hi\u1ec7u ph\u1ea3i ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c ho\u1eb7c c\u00f3 th\u1ec3 nghe \u0111\u01b0\u1ee3c \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi v\u1eadn h\u00e0nh. N\u1ebfu ng\u01b0\u1eddi \u0111i\u1ec1u h\u00e0nh c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 nghe th\u1ea5y ti\u1ebfng c\u00f4ng nh\u00e2n tr\u00ean s\u00e0n nh\u00e0 m\u00e1y m\u1ecdi l\u00fac, ngay c\u1ea3 khi kh\u1ea3 n\u0103ng nghe ch\u1ec9 b\u1ecb c\u1ea3n tr\u1edf m\u1ed9t ch\u00fat th\u00ec n\u00ean th\u1ef1c hi\u1ec7n c\u00e1c t\u00edn hi\u1ec7u b\u1eb1ng tay.<\/span><br \/>\r\n<strong>L\u00c0M TH\u1ebe N\u00c0O B\u1ea0N C\u00d3 TH\u1ec2 \u0110\u1ea2M B\u1ea2O VI\u1ec6C TH\u1ef0C HI\u1ec6N HI\u1ec6U QU\u1ea2 C\u00c1C D\u1ea4U HI\u1ec6U TAY?<\/strong><\/p>\r\n<p>\u0110\u1ec3 b\u1eaft \u0111\u1ea7u, ASME tuy\u00ean b\u1ed1 r\u1eb1ng c\u00e1c t\u00edn hi\u1ec7u b\u1eb1ng tay ph\u1ea3i \u0111\u01b0\u1ee3c d\u00e1n r\u00f5 r\u00e0ng xung quanh c\u01a1 s\u1edf v\u00e0 ng\u01b0\u1eddi c\u00f3 th\u1ea9m quy\u1ec1n ph\u1ea3i ch\u1ecbu tr\u00e1ch nhi\u1ec7m \u0111\u01b0a ra c\u00e1c t\u00edn hi\u1ec7u \u0111\u00f3. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n c\u1ea9u c\u00f3 tr\u00ecnh \u0111\u1ed9 ph\u1ea3i r\u1ea5t quen thu\u1ed9c v\u1edbi c\u00e1c t\u00edn hi\u1ec7u tay ti\u00eau chu\u1ea9n, c\u00f9ng v\u1edbi ng\u01b0\u1eddi \u0111\u01b0a ra t\u00edn hi\u1ec7u ho\u1eb7c ch\u1ec9 \u0111\u1ea1o t\u1ea3i. N\u1ebfu c\u1ea7n c\u00e1c t\u00edn hi\u1ec7u \u0111\u1eb7c bi\u1ec7t, c\u00e1c t\u00edn hi\u1ec7u ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i cho c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u1eb7c bi\u1ec7t. C\u00e1c t\u00edn hi\u1ec7u \u0111\u1eb7c bi\u1ec7t ph\u1ea3i \u0111\u01b0\u1ee3c ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n t\u00edn hi\u1ec7u v\u00e0 ng\u01b0\u1eddi \u0111i\u1ec1u h\u00e0nh \u0111\u1ed3ng \u00fd v\u00e0 hi\u1ec3u r\u00f5. C\u00e1c t\u00edn hi\u1ec7u \u0111\u1eb7c bi\u1ec7t KH\u00d4NG BAO GI\u1edc \u0111\u01b0\u1ee3c xung \u0111\u1ed9t v\u1edbi c\u00e1c t\u00edn hi\u1ec7u ti\u00eau chu\u1ea9n. Ng\u01b0\u1eddi \u0111i\u1ec1u khi\u1ec3n c\u1ea7n tr\u1ee5c ch\u1ec9 n\u00ean tu\u00e2n theo c\u00e1c t\u00edn hi\u1ec7u b\u1eb1ng tay t\u1eeb ng\u01b0\u1eddi ra hi\u1ec7u b\u1eb1ng tay ho\u1eb7c ng\u01b0\u1eddi gi\u00e1m \u0111\u1ed1c \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, c\u00f3 n\u0103ng l\u1ef1c. Tuy nhi\u00ean, ng\u01b0\u1eddi v\u1eadn h\u00e0nh ph\u1ea3i lu\u00f4n tu\u00e2n theo t\u00edn hi\u1ec7u \u201cd\u1eebng\u201d v\u00e0 t\u1ea5t c\u1ea3 c\u00f4ng nh\u00e2n ph\u1ea3i bi\u1ebft c\u00e1ch th\u1ee9c v\u00e0 th\u1eddi \u0111i\u1ec3m s\u1eed d\u1ee5ng t\u00edn hi\u1ec7u \u0111\u00f3 m\u1ed9t c\u00e1ch th\u00edch h\u1ee3p.<\/p>\r\n<p>\u0110\u1ec3 thu\u1eadn ti\u1ec7n cho b\u1ea1n, ch\u00fang t\u00f4i \u0111\u00e3 bao g\u1ed3m c\u00e1c m\u00f4 t\u1ea3 v\u1ec1 t\u00edn hi\u1ec7u tay ti\u00eau chu\u1ea9n cho ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c. Ng\u01b0\u1eddi ra hi\u1ec7u ph\u1ea3i lu\u00f4n mang thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 c\u00e1 nh\u00e2n th\u00edch h\u1ee3p v\u00e0 c\u00e1c t\u00edn hi\u1ec7u b\u1eb1ng tay ph\u1ea3i \u0111\u01b0\u1ee3c d\u00e1n r\u00f5 r\u00e0ng nh\u01b0 sau:<\/p>\r\n<ul>\r\n\t<li>DANH S\u00c1CH:<br \/>\r\nV\u1edbi c\u1eb3ng tay th\u1eb3ng \u0111\u1ee9ng v\u00e0 ng\u00f3n tr\u1ecf h\u01b0\u1edbng l\u00ean, di chuy\u1ec3n b\u00e0n tay theo v\u00f2ng tr\u00f2n nh\u1ecf n\u1eb1m ngang.<\/li>\r\n\t<li>TH\u1ea4P H\u01a0N:<br \/>\r\nV\u1edbi c\u00e1nh tay m\u1edf r\u1ed9ng h\u01b0\u1edbng xu\u1ed1ng v\u00e0 ng\u00f3n tr\u1ecf h\u01b0\u1edbng xu\u1ed1ng, di chuy\u1ec3n tay theo v\u00f2ng tr\u00f2n nh\u1ecf n\u1eb1m ngang.<\/li>\r\n\t<li>DU L\u1ecaCH C\u1ea6U GI\u1ea4Y:<br \/>\r\nV\u1edbi c\u00e1nh tay m\u1edf r\u1ed9ng v\u1ec1 ph\u00eda tr\u01b0\u1edbc v\u00e0 b\u00e0n tay m\u1edf v\u00e0 h\u01a1i n\u00e2ng l\u00ean, th\u1ef1c hi\u1ec7n chuy\u1ec3n \u0111\u1ed9ng \u0111\u1ea9y theo h\u01b0\u1edbng di chuy\u1ec3n.<\/li>\r\n\t<li>TROLLEY TRAVEL:<br \/>\r\nV\u1edbi l\u00f2ng b\u00e0n tay h\u01b0\u1edbng l\u00ean, c\u00e1c ng\u00f3n tay kh\u00e9p l\u1ea1i v\u00e0 ng\u00f3n tay c\u00e1i h\u01b0\u1edbng v\u1ec1 h\u01b0\u1edbng chuy\u1ec3n \u0111\u1ed9ng, gi\u1eadt b\u00e0n tay theo chi\u1ec1u ngang.<\/li>\r\n\t<li>NG\u1eeaNG L\u1ea0I:<br \/>\r\nV\u1edbi c\u00e1nh tay m\u1edf r\u1ed9ng v\u00e0 l\u00f2ng b\u00e0n tay h\u01b0\u1edbng xu\u1ed1ng, di chuy\u1ec3n c\u00e1nh tay qua l\u1ea1i theo chi\u1ec1u ngang.<\/li>\r\n\t<li>D\u1eeaNG KH\u1ea8N C\u1ea4P:<br \/>\r\nV\u1edbi c\u1ea3 hai c\u00e1nh tay m\u1edf r\u1ed9ng v\u00e0 l\u00f2ng b\u00e0n tay h\u1ea1 xu\u1ed1ng, di chuy\u1ec3n c\u00e1nh tay qua l\u1ea1i theo chi\u1ec1u ngang.<\/li>\r\n\t<li>NHI\u1ec0U XE \u0110\u1ea0P:<br \/>\r\nGi\u1eef m\u1ed9t ng\u00f3n tay cho kh\u1ed1i \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u \u201c1\u201d v\u00e0 hai ng\u00f3n tay cho kh\u1ed1i \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u \u201c2\u201d. T\u00edn hi\u1ec7u th\u01b0\u1eddng xuy\u00ean theo sau.<\/li>\r\n\t<li>DI CHUY\u1ec2N T\u1eea T\u1eea:<br \/>\r\nS\u1eed d\u1ee5ng m\u1ed9t tay \u0111\u1ec3 \u0111\u01b0a ra b\u1ea5t k\u1ef3 t\u00edn hi\u1ec7u chuy\u1ec3n \u0111\u1ed9ng n\u00e0o v\u00e0 \u0111\u1eb7t tay kia b\u1ea5t \u0111\u1ed9ng v\u1ec1 ph\u00eda tr\u01b0\u1edbc c\u1ee7a b\u00e0n tay \u0111\u01b0a ra t\u00edn hi\u1ec7u chuy\u1ec3n \u0111\u1ed9ng. (Pal\u0103ng t\u1eeb t\u1eeb \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb l\u00e0m v\u00ed d\u1ee5.)<\/li>\r\n\t<li>MAGNET B\u1eca K\u1ebeT N\u1ed0I:<br \/>\r\nNg\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c dang r\u1ed9ng hai tay, \u00fap l\u00f2ng b\u00e0n tay. \u0110\u1eebng nh\u1ea7m l\u1eabn t\u00edn hi\u1ec7u n\u00e0y v\u1edbi t\u00edn hi\u1ec7u d\u1eebng kh\u1ea9n c\u1ea5p.<\/li>\r\n\t<li><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2014\/05\/U-Shaped-Double-Girder-Gantry-Crane1-300x228.jpg\" width=\"450\" height=\"343\" class=\"\" alt=\"\"><\/li>\r\n<\/ul>","protected":false},"excerpt":{"rendered":"H\u00e0nh vi c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7u tr\u1ee5c \u0111\u01b0\u1ee3c v\u1ea1ch ra b\u1edfi Hi\u1ec7p h\u1ed9i K\u1ef9 s\u01b0 C\u01a1 kh\u00ed Hoa K\u1ef3 (ACME B30.17-1992) \u0111\u1ec3 th\u00fac \u0111\u1ea9y ho\u1ea1t \u0111\u1ed9ng an to\u00e0n c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ea7n tr\u1ee5c trong m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p. N\u00f3 h\u01b0\u1edbng d\u1eabn ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ea7n tr\u1ee5c ti\u1ebfp t\u1ee5c t\u1eadp trung v\u00e0o ho\u1ea1t \u0111\u1ed9ng an to\u00e0n c\u1ee7a h\u1ec7 th\u1ed1ng c\u1ea7n tr\u1ee5c tr\u00ean cao c\u1ee7a h\u1ecd b\u1eb1ng c\u00e1ch kh\u00f4ng bao gi\u1edd tham gia v\u00e0o b\u1ea5t k\u1ef3 ho\u1ea1t \u0111\u1ed9ng n\u00e0o c\u00f3 th\u1ec3 khi\u1ebfn h\u1ecd m\u1ea5t t\u1eadp trung trong khi [\u2026]","protected":false},"featured_media":1348,"parent":0,"menu_order":0,"template":"","posts_category":[351],"posts_tag":[7,41,27,33,6,34],"class_list":["post-1066","posts","type-posts","status-publish","has-post-thumbnail","hentry","posts_category-blog","posts_tag-crane","posts_tag-crane-posts","posts_tag-hoist","posts_tag-news","posts_tag-overhead-crane","posts_tag-overhead-cranes"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/1066"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":2,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/1066\/revisions"}],"predecessor-version":[{"id":1349,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/xmxposts\/1066\/revisions\/1349"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media\/1348"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/media?parent=1066"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_category?post=1066"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/vi\/wp-json\/wp\/v2\/posts_tag?post=1066"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}