{"id":47588,"date":"2023-04-22T00:09:46","date_gmt":"2023-04-22T05:09:46","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-make-ultrasonic-sensor-waterproof\/"},"modified":"2025-01-21T07:20:32","modified_gmt":"2025-01-21T12:20:32","slug":"how-to-make-ultrasonic-sensor-waterproof","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/vi\/how-to-make-ultrasonic-sensor-waterproof\/","title":{"rendered":"Ch\u1ed1ng N\u01b0\u1edbc Cho C\u1ea3m Bi\u1ebfn Si\u00eau \u00c2m Hi\u1ec7u Qu\u1ea3"},"content":{"rendered":"

C\u1ea3m bi\u1ebfn si\u00eau \u00e2m l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 h\u1eefu \u00edch trong nhi\u1ec1u \u1ee9ng d\u1ee5ng, t\u1eeb \u0111o kho\u1ea3ng c\u00e1ch \u0111\u1ebfn ph\u00e1t hi\u1ec7n v\u1eadt c\u1ea3n. Tuy nhi\u00ean, vi\u1ec7c s\u1eed d\u1ee5ng ch\u00fang trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 bi\u1ec7n ph\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc cho c\u1ea3m bi\u1ebfn si\u00eau \u00e2m.<\/p>\n

S\u1eed d\u1ee5ng v\u1ecf b\u1ea3o v\u1ec7 ch\u1ed1ng n\u01b0\u1edbc<\/h3>\n

Ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u1ea5t l\u00e0 \u0111\u1eb7t c\u1ea3m bi\u1ebfn b\u00ean trong m\u1ed9t v\u1ecf b\u1ea3o v\u1ec7 k\u00edn n\u01b0\u1edbc. V\u1ecf n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nh\u1ef1a, kim lo\u1ea1i ho\u1eb7c v\u1eadt li\u1ec7u composite, mi\u1ec5n l\u00e0 n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ng\u0103n n\u01b0\u1edbc x\u00e2m nh\u1eadp. C\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng s\u1eed d\u1ee5ng, v\u00ed d\u1ee5 nh\u01b0 nh\u1ef1a ABS cho m\u00f4i tr\u01b0\u1eddng th\u00f4ng th\u01b0\u1eddng v\u00e0 inox 304 cho m\u00f4i tr\u01b0\u1eddng c\u00f3 t\u00ednh \u0103n m\u00f2n. Vi\u1ec7c thi\u1ebft k\u1ebf v\u1ecf c\u1ea7n \u0111\u1ea3m b\u1ea3o kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn kh\u1ea3 n\u0103ng ph\u00e1t v\u00e0 nh\u1eadn s\u00f3ng si\u00eau \u00e2m c\u1ee7a c\u1ea3m bi\u1ebfn. M\u1ed9t s\u1ed1 v\u1ecf b\u1ea3o v\u1ec7 c\u00f3 s\u1eb5n tr\u00ean th\u1ecb tr\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi m\u00e0ng b\u1ea3o v\u1ec7 ho\u1eb7c l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc.<\/p>\n

S\u1eed d\u1ee5ng keo ch\u1ed1ng th\u1ea5m<\/h3>\n

Keo ch\u1ed1ng th\u1ea5m l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p linh ho\u1ea1t v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed. C\u00f3 nhi\u1ec1u lo\u1ea1i keo ch\u1ed1ng th\u1ea5m kh\u00e1c nhau, t\u1eeb silicone \u0111\u1ebfn epoxy, m\u1ed7i lo\u1ea1i c\u00f3 \u0111\u1eb7c t\u00ednh v\u00e0 \u1ee9ng d\u1ee5ng ri\u00eang. Khi s\u1eed d\u1ee5ng keo, c\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn kh\u1ea3 n\u0103ng b\u00e1m d\u00ednh tr\u00ean b\u1ec1 m\u1eb7t c\u1ea3m bi\u1ebfn v\u00e0 v\u1eadt li\u1ec7u v\u1ecf b\u1ea3o v\u1ec7. C\u1ea7n ph\u1ee7 k\u00edn c\u00e1c khe h\u1edf v\u00e0 \u0111i\u1ec3m ti\u1ebfp n\u1ed1i \u0111\u1ec3 ng\u0103n n\u01b0\u1edbc x\u00e2m nh\u1eadp. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 ch\u00ednh x\u00e1c cao, c\u1ea7n l\u1ef1a ch\u1ecdn keo kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u n\u0103ng c\u1ee7a c\u1ea3m bi\u1ebfn.<\/p>\n

Ph\u1ee7 l\u1edbp ch\u1ed1ng th\u1ea5m nano<\/h3>\n

C\u00f4ng ngh\u1ec7 nano mang \u0111\u1ebfn nh\u1eefng gi\u1ea3i ph\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc ti\u00ean ti\u1ebfn. L\u1edbp ph\u1ee7 nano t\u1ea1o ra m\u1ed9t l\u1edbp m\u00e0ng m\u1ecfng, trong su\u1ed1t v\u00e0 si\u00eau k\u1ef5 n\u01b0\u1edbc tr\u00ean b\u1ec1 m\u1eb7t c\u1ea3m bi\u1ebfn. \u01afu \u0111i\u1ec3m c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 kh\u00f4ng l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh d\u1ea1ng c\u1ee7a c\u1ea3m bi\u1ebfn. Tuy nhi\u00ean, chi ph\u00ed cho vi\u1ec7c ph\u1ee7 nano c\u00f3 th\u1ec3 cao h\u01a1n so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c.<\/p>\n

S\u1eed d\u1ee5ng m\u00e0ng ch\u1ed1ng th\u1ea5m<\/h3>\n

M\u00e0ng ch\u1ed1ng th\u1ea5m, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb Gore-Tex ho\u1eb7c v\u1eadt li\u1ec7u t\u01b0\u01a1ng t\u1ef1, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u1ea3m bi\u1ebfn kh\u1ecfi n\u01b0\u1edbc. M\u00e0ng n\u00e0y cho ph\u00e9p s\u00f3ng si\u00eau \u00e2m \u0111i qua nh\u01b0ng ng\u0103n ch\u1eb7n n\u01b0\u1edbc x\u00e2m nh\u1eadp. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc tuy\u1ec7t \u0111\u1ed1i.<\/p>\n

B\u1ea3ng so s\u00e1nh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1ng th\u1ea5m<\/h3>\n\n\n\n\n\n\n\n\n
Ph\u01b0\u01a1ng ph\u00e1p<\/th>\nChi ph\u00ed<\/th>\n\u0110\u1ed9 ph\u1ee9c t\u1ea1p<\/th>\nHi\u1ec7u qu\u1ea3<\/th>\n<\/tr>\n<\/thead>\n
V\u1ecf b\u1ea3o v\u1ec7<\/td>\nTh\u1ea5p – Trung b\u00ecnh<\/td>\nTh\u1ea5p<\/td>\nTrung b\u00ecnh – Cao<\/td>\n<\/tr>\n
Keo ch\u1ed1ng th\u1ea5m<\/td>\nTh\u1ea5p<\/td>\nTh\u1ea5p – Trung b\u00ecnh<\/td>\nTrung b\u00ecnh<\/td>\n<\/tr>\n
Ph\u1ee7 nano<\/td>\nCao<\/td>\nTrung b\u00ecnh<\/td>\nCao<\/td>\n<\/tr>\n
M\u00e0ng ch\u1ed1ng th\u1ea5m<\/td>\nTrung b\u00ecnh – Cao<\/td>\nTrung b\u00ecnh – Cao<\/td>\nCao<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a \u1ee9ng d\u1ee5ng, bao g\u1ed3m m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng, ng\u00e2n s\u00e1ch v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1ea7n thi\u1ebft. C\u1ea7n c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u1ea3m bi\u1ebfn si\u00eau \u00e2m ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt. B\u00ean c\u1ea1nh vi\u1ec7c ch\u1ed1ng th\u1ea5m, vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 v\u00e0 b\u1ea3o tr\u00ec c\u0169ng r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a c\u1ea3m bi\u1ebfn.<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u1ea3m bi\u1ebfn si\u00eau \u00e2m l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 h\u1eefu \u00edch trong nhi\u1ec1u \u1ee9ng d\u1ee5ng, t\u1eeb \u0111o kho\u1ea3ng c\u00e1ch \u0111\u1ebfn ph\u00e1t hi\u1ec7n v\u1eadt c\u1ea3n. Tuy nhi\u00ean, vi\u1ec7c s\u1eed d\u1ee5ng ch\u00fang trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc \u0111\u00f2i h\u1ecfi ph\u1ea3i c\u00f3 bi\u1ec7n ph\u00e1p ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc hi\u1ec7u qu\u1ea3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng<\/p>\n","protected":false},"author":1,"featured_media":26465,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6406],"tags":[],"class_list":["post-47588","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/47588","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/comments?post=47588"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/posts\/47588\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media\/26465"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/media?parent=47588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/categories?post=47588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/vi\/wp-json\/wp\/v2\/tags?post=47588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}