35-9001Molex52893-1390Molex35977-0990Molex39-01-2181Molex43045-2022Molex45830-0223Molex50539-8000Molex52893-1395Molex35977-1000Molex39-01-2185Molex43045-2025Molex45830-0227Molex50539-8100Molex52893-1495Molex35977-1190Molex39-01-2185Molex43045-2026Molex45830-1223Molex50-57-9002Molex52893-1590Molex35977-1400Molex39-01-2185Molex43045-2027Molex45844-0004Molex50-57-9003Molex52893-1595Molex35978-0210Molex39-01-22005557-20RMolex43045-2029Molex45845-0001Molex50-57-9004(70066-0003Molex52893-1690Molex35978-0270Molex39-01-22005557-20RMolex43045-2200Molex45911-0001Molex50-57-9005Molex52893-1695Molex35978-0310Molex39-01-2201Molex43045-2201Molex45911-0038Molex50-57-9006Molex52893-1696Molex35978-0320Molex39-01-2205Molex43045-2202Molex45912-0008Molex50-57-9007Molex52893-1890Molex35978-0410Molex39-01-2220Molex43045-2212Molex45912-0038Molex50-57-9008Molex52893-1895Molex35978-0420Molex39-01-2221Molex43045-2213Molex45970-3185Molex50-57-9009Molex52893-1990Molex35978-0430Molex39-01-2225Molex43045-2214Mole。壓電式蜂鳴器主要由多諧振蕩器、壓電蜂鳴片、阻抗匹配器及共鳴箱、外殼等組成。金山區(qū)訂做AD16系列蜂鳴器哪家強(qiáng)

    本實(shí)用新型涉及一種壓電蜂鳴器，尤其涉及一種防水的蜂鳴器。背景技術(shù)：壓電蜂鳴器是用于家用電器的一種發(fā)聲報(bào)警裝置，通常由固定在蜂鳴盒中的蜂鳴片、與該電連接的兩個(gè)電極構(gòu)成。目前，由于蜂鳴片的表面沒有設(shè)置保護(hù)層，容易進(jìn)水導(dǎo)致內(nèi)部壓電結(jié)構(gòu)不穩(wěn)定，致使發(fā)聲質(zhì)量下降。技術(shù)實(shí)現(xiàn)要素：為了克服現(xiàn)有技術(shù)中存在的缺陷，本實(shí)用新型提出一種防水的蜂鳴器。一種防水的蜂鳴器，所述蜂鳴器包括蜂鳴片和蜂鳴盒，所述蜂鳴片由金屬板和壓電陶瓷片構(gòu)成，所述蜂鳴片設(shè)置于蜂鳴盒中，所述蜂鳴盒兩側(cè)引出蜂鳴片的電極；所述蜂鳴片外部包裹一層襯底，所述襯底和蜂鳴盒之間填充防水材料；所述蜂鳴盒上設(shè)有排水孔，與防水材料配合使蜂鳴盒內(nèi)保持干燥。進(jìn)一步地，所述襯底采用聚氨酯材料。進(jìn)一步地，所述襯底里面具有空芯的結(jié)構(gòu)。本實(shí)用新型的有益效果為：通過防水材料和排水孔的設(shè)置保證了蜂鳴盒內(nèi)部的干燥和及時(shí)排水。所述襯底是聚氨酯材料制成的，具有耐老化、具有彈性延展性包裹性好的優(yōu)點(diǎn)。同時(shí)，襯底采用空芯的結(jié)構(gòu)，成本低。閔行區(qū)ABBAD16系列蜂鳴器哪家強(qiáng)PCB固定式壓電無源 彈簧針式壓電無源蜂鳴器。

    661-1131Molex502585-1570Molex52745-0496Molex35454-8702Molex39-00-0077Molex43045-0800Molex44764-0401Molex502598-2391Molex52745-0497Molex35454-8902Molex39-00-0078Molex43045-0800Molex44764-0402Molex502598-2591Molex52745-0696Molex35507-0200Molex39-00-0079Molex43045-0801Molex44764-0601Molex502598-3391Molex52745-0697Molex35507-0200Molex39-00-0079Molex43045-0802Molex44764-0602Molex502603-0870Molex52745-0796Molex35507-0300Molex39-00-0079Molex43045-0806Molex44764-0801Molex502702-0891Molex52745-0896Molex35507-0400Molex39-00-0080Molex43045-0807Molex44764-0802Molex502761-3300Molex52745-0897Molex35507-0400Molex39-00-0081Molex43045-0809Molex44764-0803Molex502761-4900Molex52745-0997Molex35507-0500Molex39-00-0082Molex43045-0810Molex44764-1001Molex502774-0891Molex52745-1096Molex35507-0600Molex39-00-0083Molex43045-0811Molex44764-1002Molex502790-3091Molex52745-1097Molex35507-0600Molex39-00-0084。

    0211Molex35151-0410Molex38740-4608Molex42878-8408Molex39532-1005Molex501951-2410Molex52266-0311Molex35151-0410Molex38740-5410Molex42878-8410Molex39532-1006Molex501951-3000Molex52266-0417Molex35151-0410Molex38740-6102Molex42878-8456Molex39532-1008Molex501951-4000Molex52271-0469Molex35151-0414Molex38740-6103Molex42878-8458Molex39532-1009Molex501951-4010Molex52271-0479Molex35151-0419Molex38740-6104Molex42878-8506Molex39532-1010Molex501951-4500Molex52271-0569Molex35151-0610Molex38740-6308Molex43009-0084Molex39532-1012Molex501951-4510Molex52271-0579Molex35151-0610Molex38740-6309Molex43020-0200Molex39-53-2104Molex501951-5000Molex52271-0679Molex35151-0619Molex38740-6314Molex43020-0201Molex39-53-2105Molex501951-5010Molex52271-0769Molex35153-0500Molex38740-7303Molex43020-0400Molex39-53-2114Molex501951-6000Molex52271-0779Molex35155-0200Molex38740-7304Molex43020-0401Molex39-53-2115Molex501951-6010Molex52271-0869Molex35155-0200Molex38741-3304Molex43020-0600。零部件采用進(jìn)口材料，堅(jiān)固耐用，耐磨損; 音量為10cm/75分貝。

    AD16-16SMAD16-16系列閃光蜂鳴器采用高亮度純色LED發(fā)光芯片為光源，壽命長(zhǎng)，耗能低，體積小，重量輕，亮度高，可靠性好，造型美觀和制造精巧，聲音清脆警醒，適用于電力、電訊、機(jī)床、船舶、紡織、印刷、礦山機(jī)械等設(shè)備的線路中作指示信號(hào)、預(yù)告信號(hào)、事故信號(hào)及其他指示用信號(hào)。重要參數(shù)：額定絕緣電壓：AC440V光亮度：≥100cd/m2連續(xù)工作壽命：≥30000h開孔尺寸：φ16mm;遇到故障時(shí)，同時(shí)閃光發(fā)聲，讓您及時(shí)發(fā)現(xiàn)故障；圓形頭部，發(fā)光體采用純色超高亮LED芯片，色彩；額定工作電壓為：AC/DC12V～48V；零部件采用進(jìn)口材料，堅(jiān)固耐用，耐磨損;接線方式有接插式和螺釘式；音量為10cm/80分貝發(fā)光發(fā)聲形式有：連續(xù)發(fā)聲燈常亮、間斷發(fā)聲燈閃亮。 在陶瓷片的兩面鍍上銀電極，經(jīng)極化和老化處理后，再與黃銅片或不銹鋼片粘在一起。金山區(qū)訂做AD16系列蜂鳴器哪家強(qiáng)

如果蜂鳴器是作為高聲壓報(bào)警用的，普通的兩引腳電感還不能滿足要求，一般會(huì)采用三腳抽頭電感。金山區(qū)訂做AD16系列蜂鳴器哪家強(qiáng)

    375Molex43025-0200Molex44170-0003Molex502250-2391Molex52271-2279Molex35156-0800Molex38759-0376Molex43025-0400Molex44193-0003Molex502250-2791Molex52271-2479Molex35156-0900Molex38759-0404Molex43025-0600Molex44193-0004Molex502250-3391Molex52271-2479Molex35156-1000Molex38759-0415Molex43025-0600Molex44206-0001Molex502250-3591Molex52271-2679Molex35156-1100Molex38760-0102Molex43025-0608Molex44206-0007Molex502250-3991Molex52271-2869Molex35156-1200Molex38760-0103Molex43025-0800Molex44248-0001Molex502250-4191Molex52271-2879Molex35164-0500Molex38760-0104Molex43025-0800Molex44248-0029Molex502250-5191Molex52271-3069Molex35165-0100Molex38760-0105Molex43025-0804Molex44248-0030Molex502350-1500/BKNMolex52271-3079Molex35180-0400Molex38760-0106Molex43025-1000Molex44248-0033Molex502350-2300/BKNMolex52418-0410Molex35180-0409Molex38760-0107Molex43025-1200Molex44248-0058Molex502350-3100/BKNMolex52418-0810Molex35180-0600Molex38760-0108Molex43025-1200Molex44248-0085Molex502350-3700/BKNMolex52418-0910Molex351。金山區(qū)訂做AD16系列蜂鳴器哪家強(qiáng)