x34803-0212Molex38729-0003Molex42375-1246Molex39502-1008Molex501628-4591Molex52089-2219Molex35021-1001Molex38729-0250Molex42375-2489Molex39502-1009Molex501628-5191Molex52089-2419Molex35021-1160Molex38729-0254Molex42375-3397Molex39502-1010Molex501635-0310Molex52089-2819Molex35021-1201Molex38729-0316Molex42375-1856Molex39502-1011Molex501635-0410Molex52116-0240Molex35021-1201Molex38729-0414Molex42375-1863Molex39502-1012Molex501635-0610Molex52116-0241Molex35021-1301Molex38729-0424Molex42400-0004Molex39502-1013Molex501639-0410Molex52116-0242Molex35021-1360Molex38729-0490Molex42410-6168Molex39502-1014Molex501639-0610Molex52116-0243Molex35022-0002Molex38729-0659Molex42410-6170Molex39502-1015Molex501645-1020Molex52116-0340Molex35022-0004Molex38729-0771Molex42410-6264Molex39502-1016Molex501645-1220Molex52116-0341Molex35022-0005Molex38729-0810Molex42410-6266Molex39502-1017Molex501645-1420Molex52116-0342Molex35022-0006Molex38729-0850Molex42410-6312Molex39502-1018Molex501645-1620Molex52116-0410M。用于計算機、打印機、復印機、報警器、電子玩具、汽車電子設備、電話機、定時器等電子產(chǎn)品中作發(fā)聲器件。江蘇熱繼電器AD16系列蜂鳴器
指示燈采用本實用新型的技術(shù)方案,具有以下有益效果:本實用新型的技術(shù)方案,通過在殼體凹設有一沿長度方向延伸且與壓電陶瓷片相適配的呈圓環(huán)形的共振腔,壓電陶瓷片可拆卸的嵌設于共振腔內(nèi)設置,后蓋可拆卸的嵌設于共振腔的后端開口處設置,插腳平行的凸設于后蓋的后端面設置,且插腳與壓電陶瓷片電性連接,殼體的下端外周壁設有安裝板,殼體的后端面外周壁對稱的凸設有第二安裝板,安裝板分別與第二安裝板垂直連接,安裝板的兩端分別對稱的凹設有安裝孔,第二安裝板凹設有第二安裝孔,使得蜂鳴器組裝裝配方便快捷,并且通過插腳、安裝孔以及第二安裝孔,便于蜂鳴器的快速安裝,方便后期維護,提高了工作效率,實用性強,而且無電磁線圈和動圈,不必擔心絕緣惡化,并無漏電的可能,同時該壓電式蜂鳴器具有體積小、重量輕、厚度薄、靈敏度高、耗電省、可靠性好、造價低廉以及良好的頻率特性的特點。為了更清楚地說明本實用新型實施例或現(xiàn)有技術(shù)中的技術(shù)方案,下面將對實施例或現(xiàn)有技術(shù)描述中所需要使用的附圖作簡單地介紹,顯而易見地,下面描述中的附圖是本實用新型的一些實施例,對于本領(lǐng)域普通技術(shù)人員來講,在不付出創(chuàng)造性勞動的前提下。徐州直供AD16系列蜂鳴器代理品牌AD16-16系列蜂鳴器壽命長,耗能低,體積小,重量輕,可靠性好,造型美觀和制造精巧,聲音清脆警醒。
503398-001)Molex52806-1010Molex35725-4710Molex39-00-02821189TMolex43045-1212Molex44914-0201Molex503469-0200Molex52806-1110Molex35725-4810Molex39-00-02821189TMolex43045-1213Molex44914-0401Molex503471-0200SD-503471-001Molex52806-1210Molex35725-5110Molex39-00-0283Molex43045-1214Molex44914-0402Molex503473-0200Molex52806-1310Molex35727-0201Molex39-00-0283Molex43045-1215Molex44914-0601Molex503474-0200Molex52806-1410Molex35728-0201Molex39-00-0284Molex43045-1216Molex44914-0602Molex503480-0400Molex52806-1610Molex35730-3010Molex39-00-0285Molex43045-1218Molex44914-0801Molex503480-0600Molex52806-2010Molex35730-3140Molex39-00-0286Molex43045-1219Molex44914-0802Molex503480-1000Molex52806-2410Molex35740-1310Molex39-00-0296Molex43045-1220Molex44914-1001Molex503480-1200Molex52806-3010Molex35745-0110Molex39-00-0297。
671Molex35746-0410Molex39-00-0431Molex43045-1409Molex44915-0021Molex503548-0620Molex52808-0770Molex35746-0410Molex39-00-0432Molex43045-1410Molex44985-0001Molex503548-1220Molex52808-0771Molex35747-0110Molex39-00-0433Molex43045-1411Molex45280-0401Molex503548-1620Molex52808-0870Molex35747-0210Molex39-00-0434Molex43045-1412Molex45280-0602Molex503552-0620Molex52808-0871Molex35747-0310Molex39-00-0435Molex43045-1413Molex45280-0653Molex503552-1220Molex52808-0970Molex35747-0410Molex39-01-0023Molex43045-1414Molex45280-1203Molex503552-1620Molex52808-1070Molex35748-0110Molex39-01-0063Molex43045-1418Molex45280-1053Molex503552-1820Molex52808-1170Molex35748-0110Molex39-01-0069Molex43045-1419Molex45280-2402Molex50-36-1672Molex52808-1171Molex35748-0210Molex39-01-2020Molex43045-1420Molex45339-1600Molex50-36-1673(黑色)阻燃性阻燃性94V-0=39-01-2020(白色)阻燃性94V-2Molex52808-1270Molex35748-0310Molex39-01-2020Molex43045-1421Molex45481-0097Molex50-36-1675Molex52808-1271Molex35748-0410Molex39-01-2021。如果給預直流信號蜂鳴器是不響應的,因為磁路恒定,鉬片不能振動發(fā)音。
可替52760-1679)Molex35965-0220Molex39-01-2101Molex43045-1815Molex45718-0002Molex50-37-5123Molex52885-2474Molex35965-0224Molex39-01-2105Molex43045-1818Molex45719-0005Molex50-37-5133Molex52892-0895Molex35965-0292Molex39-01-2106Molex43045-1819Molex45719-0007Molex50-37-5143Molex52892-1095Molex35965-9200Molex39-01-2120(5557-12R)Molex43045-1821Molex45719-0008Molex50-37-5153Molex52892-1295Molex35965-9210Molex39-01-2120(5557-12R)Molex43045-1824Molex45719-0009Molex50394-8051Molex52892-1495Molex35965-9220Molex39-01-2121Molex43045-1827Molex45732-0001Molex50394-8051Molex52892-1595Molex35977-0200Molex39-01-2125Molex43045-1829Molex45740-0001Molex50394-8051Molex52892-1695Molex35977-0290Molex39-01-2126Molex43045-2000Molex45750-1111Molex51353-4000Molex52892-1895Molex35977-0300Molex39-01-2140Molex43045-2001Molex45750-1112Molex50394-8052卷帶=50394-8200單粒Molex52892-2495Molex35977-0304Molex39-01-2140Molex43045-2002Molex45750-1211Molex50394-8054Molex52892-2496Molex35977-0390Molex39-01-2141Molex43045。產(chǎn)品的整個頻率和聲壓的響應曲線與間隙值、鉬片的固有振動頻率(可粗略折射為小鉬片的厚度)。江蘇熱繼電器AD16系列蜂鳴器
工頻耐壓:AC1890V 50Hz .5s 絕緣電阻≥100MΩ。 交流指示燈允許電壓波動±20% 連續(xù)工作壽命≥30000H。江蘇熱繼電器AD16系列蜂鳴器
振蕩控制電路還包括有第四電阻,所述第四電阻的端與電源連接,所述第四電阻的第二端分別與所述第二電阻的端、第三電阻的端、電感的端和第二電感的端連接。推薦地,所述第二電阻、第三電阻的阻值相同。推薦地,所述電感、第二電感和第三電感的電感相同。推薦地,所述第二開關(guān)管、第三開關(guān)管為雙極型晶體管或mos管。推薦地,若所述第二開關(guān)管、第三開關(guān)管為雙極型晶體管,所述第二開關(guān)管、第三開關(guān)管為npn型三極管,所述第二開關(guān)管的端為集電極,所述第二開關(guān)管的第二端為發(fā)射極,所述第二開關(guān)管的控制端為基極,所述第三開關(guān)管的端為集電極,所述第三開關(guān)管的第二端為發(fā)射極,所述第三開關(guān)管的控制端為基極。推薦地,所述蜂鳴器為壓電式蜂鳴器。本發(fā)明的有益技術(shù)效果在于:上述蜂鳴器驅(qū)動電路包括振蕩控制電路和振蕩回路,所述振蕩回路振蕩并于蜂鳴器兩端產(chǎn)生正弦波信號和第二正弦波信號,振蕩控制電路對所述振蕩回路進行穩(wěn)定的閉環(huán)控制,使振蕩回路工作時的振蕩波形穩(wěn)定,在蜂鳴器兩端產(chǎn)生標準正弦波,驅(qū)動蜂鳴器發(fā)聲,無需mcu輸出pwm來驅(qū)動蜂鳴器,從而減少mcu的io口占用,節(jié)省了主控mcu的資源;此外,標準正弦波作用于蜂鳴器兩端,蜂鳴器發(fā)出的聲音柔和清脆。江蘇熱繼電器AD16系列蜂鳴器
上海喆和機電科技有限公司是一家貿(mào)易型類企業(yè),積極探索行業(yè)發(fā)展,努力實現(xiàn)產(chǎn)品創(chuàng)新。喆和機電是一家有限責任公司企業(yè),一直“以人為本,服務于社會”的經(jīng)營理念;“誠守信譽,持續(xù)發(fā)展”的質(zhì)量方針。公司擁有專業(yè)的技術(shù)團隊,具有西門子閥門定位器,西門子直流調(diào)速器,西門子變頻器,西門子PLC模塊控制器等多項業(yè)務。喆和機電以創(chuàng)造***產(chǎn)品及服務的理念,打造高指標的服務,引導行業(yè)的發(fā)展。