{"id":53436,"date":"2022-10-03T06:07:59","date_gmt":"2022-10-03T11:07:59","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/how-to-build-a-ultrasonic-speaker\/"},"modified":"2025-01-20T23:20:15","modified_gmt":"2025-01-21T04:20:15","slug":"how-to-build-a-ultrasonic-speaker","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/zh-hans\/how-to-build-a-ultrasonic-speaker\/","title":{"rendered":"\u81ea\u5236\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\uff1a\u539f\u7406\u8be6\u89e3\u4e0e\u5236\u4f5c\u6b65\u9aa4\u5168\u653b\u7565"},"content":{"rendered":"

\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\uff0c\u987e\u540d\u601d\u4e49\uff0c\u662f\u4e00\u79cd\u5229\u7528\u8d85\u58f0\u6ce2\u6765\u53d1\u58f0\u7684\u626c\u58f0\u5668\u3002\u5b83\u4e0d\u540c\u4e8e\u4f20\u7edf\u7684\u626c\u58f0\u5668\uff0c\u540e\u8005\u4f9d\u9760\u632f\u819c\u7684\u673a\u68b0\u632f\u52a8\u4ea7\u751f\u58f0\u6ce2\uff0c\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\u5219\u5229\u7528\u8d85\u58f0\u6ce2\u7684\u975e\u7ebf\u6027\u6548\u5e94\uff0c\u5c06\u9ad8\u9891\u8d85\u58f0\u6ce2\u8f6c\u6362\u6210\u53ef\u542c\u58f0\u6ce2\u3002\u8fd9\u79cd\u6280\u672f\u5177\u6709\u4f53\u79ef\u5c0f\u5de7\u3001\u6307\u5411\u6027\u5f3a\u7b49\u4f18\u70b9\uff0c\u5728\u8bb8\u591a\u9886\u57df\u5177\u6709\u5e7f\u9614\u7684\u5e94\u7528\u524d\u666f\u3002\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\u3002<\/p>\n

1. \u539f\u7406\u6982\u8ff0<\/h3>\n

\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\u7684\u6838\u5fc3\u539f\u7406\u5728\u4e8e\u5229\u7528\u975e\u7ebf\u6027\u4ecb\u8d28\u7684\u7279\u6027\u3002\u5f53\u9ad8\u9891\u8d85\u58f0\u6ce2\uff08\u4f8b\u598240kHz\uff09\u5728\u975e\u7ebf\u6027\u4ecb\u8d28\u4e2d\u4f20\u64ad\u65f6\uff0c\u7531\u4e8e\u4ecb\u8d28\u7684\u975e\u7ebf\u6027\u54cd\u5e94\uff0c\u4f1a\u4ea7\u751f\u9891\u7387\u4e3a2f\u30013f\u2026\u7684\u8c10\u6ce2\u3002\u5982\u679c\u6211\u4eec\u5de7\u5999\u5730\u8bbe\u8ba1\u8d85\u58f0\u6ce2\u7684\u9891\u7387\u548c\u5f3a\u5ea6\uff0c\u5c31\u80fd\u8ba9\u8fd9\u4e9b\u8c10\u6ce2\u4e2d\u5305\u542b\u6211\u4eec\u60f3\u8981\u542c\u5230\u7684\u53ef\u542c\u58f0\u6ce2\u9891\u7387\uff08\u4f8b\u598220Hz-20kHz\uff09\u3002\u5e38\u7528\u7684\u975e\u7ebf\u6027\u4ecb\u8d28\u5305\u62ec\u7a7a\u6c14\u3001\u6c34\u4ee5\u53ca\u4e00\u4e9b\u7279\u6b8a\u7684\u6750\u6599\u3002<\/p>\n

2. \u5668\u4ef6\u9009\u62e9\u4e0e\u51c6\u5907<\/h3>\n

\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\u9700\u8981\u4ee5\u4e0b\u5668\u4ef6\uff1a<\/p>\n\n\n\n\n\n\n\n\n\n\n
\u5668\u4ef6\u540d\u79f0<\/th>\n\u53c2\u6570\u8bf4\u660e<\/th>\n\u5907\u6ce8<\/th>\n<\/tr>\n<\/thead>\n
\u8d85\u58f0\u6ce2\u6362\u80fd\u5668<\/td>\n\u9891\u7387\uff1a40kHz\u4ee5\u4e0a\uff0c\u529f\u7387\uff1a\u6839\u636e\u9700\u8981\u9009\u62e9<\/td>\n\u9009\u62e9\u5408\u9002\u7684\u6362\u80fd\u5668\u81f3\u5173\u91cd\u8981\uff0c\u5f71\u54cd\u6700\u7ec8\u97f3\u8d28<\/td>\n<\/tr>\n
\u4fe1\u53f7\u53d1\u751f\u5668<\/td>\n\u9891\u7387\u53ef\u8c03\uff0c\u5e45\u5ea6\u53ef\u8c03\uff0c\u8f93\u51fa\u963b\u6297\u5339\u914d\u6362\u80fd\u5668<\/td>\n\u53ef\u4ee5\u81ea\u5236\u6216\u8005\u8d2d\u4e70\u73b0\u6210\u7684\u4fe1\u53f7\u53d1\u751f\u5668<\/td>\n<\/tr>\n
\u653e\u5927\u5668<\/td>\n\u6839\u636e\u6362\u80fd\u5668\u529f\u7387\u9009\u62e9\u5408\u9002\u7684\u653e\u5927\u5668<\/td>\n\u4fdd\u8bc1\u8db3\u591f\u7684\u529f\u7387\u9a71\u52a8\u8d85\u58f0\u6ce2\u6362\u80fd\u5668<\/td>\n<\/tr>\n
\u975e\u7ebf\u6027\u4ecb\u8d28<\/td>\n\u7a7a\u6c14 (\u6700\u7b80\u5355)<\/td>\n\u4e5f\u53ef\u4ee5\u5c1d\u8bd5\u5176\u4ed6\u4ecb\u8d28\uff0c\u4f8b\u5982\u6c34\uff0c\u4f46\u9700\u8981\u7279\u6b8a\u8bbe\u8ba1<\/td>\n<\/tr>\n
\u7535\u6e90<\/td>\n\u6839\u636e\u5668\u4ef6\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u7535\u6e90<\/td>\n<\/td>\n<\/tr>\n
\u8fde\u63a5\u7ebf<\/td>\n<\/td>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

3. \u7535\u8def\u8bbe\u8ba1\u4e0e\u642d\u5efa<\/h3>\n

\u7535\u8def\u8bbe\u8ba1\u76f8\u5bf9\u7b80\u5355\uff0c\u4e3b\u8981\u5305\u62ec\u4fe1\u53f7\u53d1\u751f\u5668\u3001\u653e\u5927\u5668\u548c\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u4e09\u4e2a\u90e8\u5206\u3002\u4fe1\u53f7\u53d1\u751f\u5668\u4ea7\u751f\u6240\u9700\u9891\u7387\u7684\u4fe1\u53f7\uff0c\u653e\u5927\u5668\u5c06\u4fe1\u53f7\u653e\u5927\u5230\u8db3\u591f\u7684\u529f\u7387\u4ee5\u9a71\u52a8\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\uff0c\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u5c06\u7535\u4fe1\u53f7\u8f6c\u6362\u6210\u8d85\u58f0\u6ce2\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4fe1\u53f7\u53d1\u751f\u5668\u7684\u8f93\u51fa\u963b\u6297\u5fc5\u987b\u4e0e\u653e\u5927\u5668\u7684\u8f93\u5165\u963b\u6297\u5339\u914d\uff0c\u653e\u5927\u5668\u7684\u8f93\u51fa\u963b\u6297\u5fc5\u987b\u4e0e\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u7684\u963b\u6297\u5339\u914d\uff0c\u5426\u5219\u4f1a\u5f71\u54cd\u6548\u7387\u751a\u81f3\u635f\u574f\u5668\u4ef6\u3002\u7535\u8def\u8fde\u63a5\u9700\u8981\u4f7f\u7528\u5408\u9002\u7684\u8fde\u63a5\u7ebf\uff0c\u907f\u514d\u5e72\u6270\u548c\u4fe1\u53f7\u8870\u51cf\u3002<\/p>\n

4. \u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u7684\u5b89\u88c5\u4e0e\u8c03\u8bd5<\/h3>\n

\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u7684\u5b89\u88c5\u4f4d\u7f6e\u548c\u89d2\u5ea6\u4f1a\u5f71\u54cd\u58f0\u97f3\u7684\u4f20\u64ad\u548c\u8d28\u91cf\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u9700\u8981\u5c06\u6362\u80fd\u5668\u6307\u5411\u76ee\u6807\u533a\u57df\uff0c\u5e76\u8fdb\u884c\u9002\u5f53\u7684\u8c03\u6574\u4ee5\u83b7\u5f97\u6700\u4f73\u7684\u58f0\u573a\u6548\u679c\u3002\u8c03\u8bd5\u8fc7\u7a0b\u4e2d\uff0c\u9700\u8981\u4ed4\u7ec6\u8c03\u6574\u4fe1\u53f7\u53d1\u751f\u5668\u7684\u9891\u7387\u548c\u5e45\u5ea6\uff0c\u4ee5\u627e\u5230\u6700\u4f73\u7684\u8f93\u51fa\u6548\u679c\u3002\u7531\u4e8e\u8d85\u58f0\u6ce2\u7684\u6307\u5411\u6027\u5f88\u5f3a\uff0c\u56e0\u6b64\u9700\u8981\u4ed4\u7ec6\u8c03\u6574\u6362\u80fd\u5668\u7684\u89d2\u5ea6\u548c\u4f4d\u7f6e\uff0c\u624d\u80fd\u83b7\u5f97\u6700\u4f73\u7684\u6536\u542c\u6548\u679c\u3002<\/p>\n

5. \u6027\u80fd\u6d4b\u8bd5\u4e0e\u4f18\u5316<\/h3>\n

\u5b8c\u6210\u642d\u5efa\u540e\uff0c\u9700\u8981\u8fdb\u884c\u6027\u80fd\u6d4b\u8bd5\uff0c\u4e3b\u8981\u5305\u62ec\u6d4b\u8bd5\u58f0\u97f3\u7684\u6e05\u6670\u5ea6\u3001\u54cd\u5ea6\u548c\u65b9\u5411\u6027\u3002\u53ef\u4ee5\u5229\u7528\u58f0\u7ea7\u8ba1\u6d4b\u91cf\u58f0\u538b\u7ea7\uff0c\u5e76\u6839\u636e\u6d4b\u8bd5\u7ed3\u679c\u8c03\u6574\u7535\u8def\u53c2\u6570\u548c\u6362\u80fd\u5668\u5b89\u88c5\u4f4d\u7f6e\uff0c\u4ee5\u4f18\u5316\u626c\u58f0\u5668\u7684\u6027\u80fd\u3002\u5982\u679c\u58f0\u97f3\u8d28\u91cf\u4e0d\u7406\u60f3\uff0c\u53ef\u4ee5\u5c1d\u8bd5\u66f4\u6362\u4e0d\u540c\u7684\u8d85\u58f0\u6ce2\u6362\u80fd\u5668\u6216\u8c03\u6574\u653e\u5927\u5668\u7684\u589e\u76ca\u3002<\/p>\n

\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\u6784\u5efa\u5e76\u975e\u6613\u4e8b\uff0c\u9700\u8981\u4e00\u5b9a\u7684\u7535\u5b50\u6280\u672f\u57fa\u7840\u548c\u8c03\u8bd5\u7ecf\u9a8c\u3002\u4f46\u901a\u8fc7\u4ed4\u7ec6\u9009\u62e9\u5668\u4ef6\u3001\u5408\u7406\u8bbe\u8ba1\u7535\u8def\u5e76\u8fdb\u884c\u8010\u5fc3\u8c03\u8bd5\uff0c\u5c31\u80fd\u6210\u529f\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\uff0c\u4f53\u9a8c\u8fd9\u9879\u65b0\u5174\u6280\u672f\u7684\u9b45\u529b\u3002 \u8fd9\u53ea\u662f\u4e00\u4e2a\u5165\u95e8\u7ea7\u7684\u6307\u5bfc\uff0c\u66f4\u590d\u6742\u7684\u8d85\u58f0\u6ce2\u626c\u58f0\u5668\u8bbe\u8ba1\u9700\u8981\u66f4\u6df1\u5165\u7684\u7814\u7a76\u548c\u66f4\u4e13\u4e1a\u7684\u77e5\u8bc6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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