60-0014Molex502584-1470Molex52610-2472Molex35363-2060Molex39-00-0059Molex43045-0617Molex44560-0024Molex502584-1560Molex52610-2571Molex35413-6202Molex39-00-0060Molex43045-0618Molex44620-0001Molex502584-1570Molex52610-2575Molex35413-6602Molex39-00-0061Molex43045-0619Molex44620-0002Molex502585-0370Molex52610-2671Molex35413-6702Molex39-00-0062Molex43045-0620Molex44620-0003Molex502585-0470Molex52610-2675Molex35413-6802Molex39-00-0065Molex43045-0621Molex44661-0001Molex502585-0570Molex52610-2871Molex35427-9802Molex39-00-0066Molex43045-0622Molex44661-0002Molex502585-0670Molex52610-2871Molex35427-9902Molex39-00-0067Molex43045-0623Molex44661-0011Molex502585-0870Molex52610-3071Molex35430-1700Molex39-00-0068Molex43045-0624Molex44661-0021Molex502585-1070Molex52689-0587Molex35430-1900Molex39-00-0075Molex43045-0625Molex44661-1001Molex502585-1270Molex52689-1287Molex35438-8000Molex39-00-0076Molex43045-0626Molex44661-1011Molex502585-1470Molex52689-3087Molex35439-8000Molex39-00-0077Molex43045-0627Molex。如果蜂鸣器是作为高声压报警用的,普通的两引脚电感还不能满足要求,一般会采用三脚抽头电感。销售AD16系列蜂鸣器厂家直销
本实用新型涉及一种压电蜂鸣器,尤其涉及一种防水的蜂鸣器。背景技术:压电蜂鸣器是用于家用电器的一种发声报警装置,通常由固定在蜂鸣盒中的蜂鸣片、与该电连接的两个电极构成。目前,由于蜂鸣片的表面没有设置保护层,容易进水导致内部压电结构不稳定,致使发声质量下降。技术实现要素:为了克服现有技术中存在的缺陷,本实用新型提出一种防水的蜂鸣器。一种防水的蜂鸣器,所述蜂鸣器包括蜂鸣片和蜂鸣盒,所述蜂鸣片由金属板和压电陶瓷片构成,所述蜂鸣片设置于蜂鸣盒中,所述蜂鸣盒两侧引出蜂鸣片的电极;所述蜂鸣片外部包裹一层衬底,所述衬底和蜂鸣盒之间填充防水材料;所述蜂鸣盒上设有排水孔,与防水材料配合使蜂鸣盒内保持干燥。进一步地,所述衬底采用聚氨酯材料。进一步地,所述衬底里面具有空芯的结构。本实用新型的有益效果为:通过防水材料和排水孔的设置保证了蜂鸣盒内部的干燥和及时排水。所述衬底是聚氨酯材料制成的,具有耐老化、具有弹性延展性包裹性好的优点。同时,衬底采用空芯的结构,成本低。销售AD16系列蜂鸣器厂家直销压电蜂鸣片是将高压极压化后的压电陶瓷片黏贴于振动金属片上。
lex35023-0008Molex38729-1357Molex42815-0031Molex39520-0012Molex501645-4020Molex52147-0210Molex35023-0009Molex38729-1405Molex42815-0032Molex39520-0014Molex501646-1000Molex52147-0310Molex35047-9802Molex38729-1406Molex42815-0041Molex39520-0102Molex501646-1200Molex52147-0410Molex35053-9002Molex38729-1429Molex42815-0042Molex39520-0116Molex501646-1400Molex52147-0510Molex35068-9702Molex38729-1455Molex42816-0212Molex39520-0208Molex501646-1600Molex52147-0610Molex35068-9722Molex38729-1455Molex42816-0212Molex39520-5107Molex501646-1800Molex52147-0710Molex35068-9802Molex38729-1509Molex42816-0312Molex39522-0004Molex501646-2000Molex52147-0810Molex35068-9812Molex38729-1540Molex42816-0412Molex39522-0006Molex501646-2200Molex52147-1010Molex35068-9822Molex38729-1615Molex42816-0412Molex39522-0015Molex501646-2400Molex52147-1210Molex35068-9842Molex38729-1617Molex42816-0512Molex39522-1002Molex501646-2400Molex52147-1310Molex35068-9902Molex38729-1624Molex42816-0612Molex39522-1003Molex501646-2600Molex52147-141。
35507-1500Molex39-00-0153Molex43045-0824Molex44769-0401Molex50-29-1900Molex52745-1896Molex35507-1600Molex39-00-0153Molex43045-0825Molex44769-0402Molex50-30-4442Molex52745-1897Molex35507-2000Molex39-00-0154Molex43045-0826Molex44769-0403Molex50-30-4461Molex52745-2096Molex35524-0920Molex39-00-0155Molex43045-0827Molex44769-0601Molex50-30-4467Molex52745-2097Molex35530-1400Molex39-00-0156Molex43045-0829Molex44769-0602Molex503105-4010Molex52746-0471Molex35531-1400Molex39-00-0157Molex43045-0887Molex44769-0801Molex503105-5010Molex52746-0670Molex35532-0306Molex39-00-0158Molex43045-1000Molex44769-0802Molex503108-4010Molex52746-0671Molex35533-0205Molex39-00-0160Molex43045-1001Molex44769-1001Molex503108-5010Molex52746-0771Molex35533-0216Molex39-00-0163Molex43045-1002Molex44769-1002Molex503110-2000Molex52746-0870Molex35533-0224Molex39-00-0163Molex43045-1006Molex44769-1201Molex503110-3000Molex52746-0871Molex35546-0700Molex39-00-0181Molex43045-1007Molex44769-1202Molex503110-4000Molex52746-1070Molex3。蜂鸣片由锆钛酸铅或铌镁酸铅压电陶瓷材料制成。在陶瓷片的两面镀上银电极,再与黄铜片或不锈钢片粘在一起。
为本实用新型微小型电磁式蜂鸣器在实施方式中上盖和下盖的结构示意图;图中:1-上盖、11-上容纳腔、12-发声孔、2-下盖、21-下容纳腔、22-下底端面、23-下出口端面、24-底板、25-铁芯、26-电磁线圈、27-粘磁、28-铜圈、29-振动膜片、3-固定部。具体实施方式以下结合附图对本实用新型的推荐实例进行说明,应当理解,此处所描述的推荐实例用于说明和解释本实用新型,并不用于限定本实用新型。如图1、2、3所示,这种微小型电磁式蜂鸣器,体积小,且发音效果好,能够适用于更精密更小的电子设备,具体的,该微小型电磁式蜂鸣器包括同轴的上盖1和下盖2,上盖1呈圆柱体状,下盖2呈立方体状,下盖2的长度和宽度均为3mm,上盖1呈开口朝下的盖体结构并形成有上容纳腔11,下盖2呈开口朝上的盖体结构并形成有下容纳腔21。下容纳腔21包括下底端面22和下出口端面23,下底端面22上设置有底板24,底板24上设置有铁芯25,铁芯25与下出口端面23等高,铁芯25外绕设有电磁线圈26,电磁线圈26外套设有粘磁27,粘磁27外套设有铜圈28,铜圈28内还嵌设有振动膜片29,振动膜片29位于铁芯25的上方,铜圈28外盖合有上盖1,上容纳腔11与下容纳腔21相接形成密封的腔室并使上盖1和下盖2接合。 交变的磁通和磁环恒定磁通进行叠加,使钼片以给定的交流信号频率振动并配合共振腔发声。销售AD16系列蜂鸣器厂家直销
在陶瓷片的两面镀上银电极,经极化和老化处理后,再与黄铜片或不锈钢片粘在一起。销售AD16系列蜂鸣器厂家直销
5559-02P)Molex43045-1422Molex45481-0270Molex50-36-1678Molex52808-1370Molex35749-0810Molex39-01-2025(5557-02R-210)Molex43045-1424Molex45481-0283Molex50-36-1687Molex52808-1371Molex35749-0910Molex39-01-2026Molex43045-1425Molex45483-0130Molex50-36-1688Molex52808-1470Molex35749-1460Molex39-01-2026Molex43045-1426Molex45483-0087Molex50-36-1713Molex52808-1471Molex35750-0810Molex39-01-2026Molex43045-1600Molex45483-0078Molex50-36-1716Molex52808-1670Molex35750-0910Molex39-01-20405557-04RMolex43045-1601Molex45483-0418Molex50-36-1734Molex52808-1870Molex35750-1010Molex39-01-20405557-04RMolex43045-1602Molex45485-0093Molex50-36-1869Molex52808-2071Molex35750-1210Molex39-01-20405557-04RMolex43045-1606Molex45485-0224Molex50-36-1871Molex52808-2271Molex35750-1910Molex39-01-20405557-04RMolex43045-1609Molex45485-0223Molex50-36-2277Molex52808-2370Molex35750-4810Molex39-01-20415559-04PMolex43045-1610Molex45485-0128Molex50-36-2301Molex52808-3070Molex35760-7200Molex39-01-20415559-04PMolex43045-1612Molex45504-0。销售AD16系列蜂鸣器厂家直销