一、強光手電筒一定要用匹配的鋰電池
用(yong)作強光手電(dian)(dian)筒(tong)(tong)光源的(de)鋰電(dian)(dian)池(chi)有(you)較多型(xing)號(hao),常用(yong)的(de)有(you)18650、17670、16340等,首先我們要認識這些型(xing)號(hao)表(biao)(biao)達的(de)意(yi)思,電(dian)(dian)池(chi)型(xing)號(hao)前面兩位數(shu)表(biao)(biao)示的(de)是電(dian)(dian)池(chi)直(zhi)(zhi)徑,后面三位數(shu)表(biao)(biao)示高度(du)。以市場應用(yong)最成熟的(de)18650鋰電(dian)(dian)池(chi)來說,其直(zhi)(zhi)徑是18mm,高度(du)是65mm;而手電(dian)(dian)筒(tong)(tong)用(yong)的(de)16340電(dian)(dian)池(chi)則是指直(zhi)(zhi)徑16mm,高度(du)為34mm的(de)鋰電(dian)(dian)池(chi)。
既定電(dian)(dian)壓和放電(dian)(dian)電(dian)(dian)流(liu)的(de)手電(dian)(dian)筒(tong)燈泡(pao)要(yao)求(qiu)鋰電(dian)(dian)池(chi)不(bu)能過流(liu),更不(bu)能超壓。
對于0.85A的(de)(de)燈泡來(lai)說(shuo),放(fang)(fang)電電流(liu)最(zui)好(hao)是0.85A,如果(guo)電流(liu)過(guo)(guo)小,手電筒可能(neng)會(hui)亮度不夠,如果(guo)電流(liu)過(guo)(guo)大,又可能(neng)因過(guo)(guo)流(liu)而損壞(huai)電池(chi)結(jie)構,所以,“匹(pi)配”最(zui)好(hao),既(ji)能(neng)獲得最(zui)大的(de)(de)亮度,也不會(hui)損害電池(chi)。比(bi)如,給0.85A的(de)(de)燈泡供電,友來(lai)16340鋰電池(chi)的(de)(de)電流(liu)就(jiu)不行,可能(neng)會(hui)在亮過(guo)(guo)幾分(fen)鐘之后突然變暗,如果(guo)采(cai)用具有(you)較大電流(liu)放(fang)(fang)電性能(neng)的(de)(de)雷鷹16340鋰電池(chi),放(fang)(fang)電效果(guo)就(jiu)會(hui)好(hao)許多。
7.2V燈(deng)(deng)(deng)(deng)泡(pao)(pao)(pao)(pao)應該使用(yong)(yong)兩只鋰(li)(li)電(dian)(dian)(dian)池(chi)(chi)串聯(lian)(lian)供電(dian)(dian)(dian),因為(wei)鋰(li)(li)電(dian)(dian)(dian)池(chi)(chi)的(de)(de)額定電(dian)(dian)(dian)壓是(shi)(shi)(shi)3.6V~3.7V,兩只3.6V電(dian)(dian)(dian)池(chi)(chi)串聯(lian)(lian)起(qi)(qi)來(lai)就(jiu)是(shi)(shi)(shi)7.2V,另一方面,如果鋰(li)(li)電(dian)(dian)(dian)池(chi)(chi)串聯(lian)(lian)起(qi)(qi)來(lai)的(de)(de)電(dian)(dian)(dian)壓高于(yu)燈(deng)(deng)(deng)(deng)泡(pao)(pao)(pao)(pao)電(dian)(dian)(dian)壓過多(duo)的(de)(de)話,這就(jiu)是(shi)(shi)(shi)超壓運(yun)行(xing),會導致燈(deng)(deng)(deng)(deng)泡(pao)(pao)(pao)(pao)被燒,所以(yi)(yi),以(yi)(yi)前使用(yong)(yong)鎳(nie)氫(qing)電(dian)(dian)(dian)池(chi)(chi)的(de)(de)手電(dian)(dian)(dian)筒(tong)(tong)(tong),如果換成鋰(li)(li)電(dian)(dian)(dian)池(chi)(chi)一定要(yao)換燈(deng)(deng)(deng)(deng)泡(pao)(pao)(pao)(pao),超壓運(yun)行(xing)可以(yi)(yi)使手電(dian)(dian)(dian)筒(tong)(tong)(tong)量度更(geng)高,但負(fu)面的(de)(de)作用(yong)(yong)就(jiu)是(shi)(shi)(shi)可能燒掉(diao)燈(deng)(deng)(deng)(deng)泡(pao)(pao)(pao)(pao),得不償(chang)失,因此(ci)選擇手電(dian)(dian)(dian)筒(tong)(tong)(tong)一定要(yao)用(yong)(yong)6V以(yi)(yi)上(shang)的(de)(de)燈(deng)(deng)(deng)(deng)泡(pao)(pao)(pao)(pao)。
最后,就(jiu)是手(shou)電(dian)(dian)筒(tong)鋰電(dian)(dian)池(chi)的(de)充電(dian)(dian),鋰電(dian)(dian)池(chi)充電(dian)(dian)器(qi)(qi)是根(gen)據電(dian)(dian)壓值判斷電(dian)(dian)池(chi)是否滿電(dian)(dian)的(de),單節(jie)鋰電(dian)(dian)池(chi)充電(dian)(dian)的(de)終止電(dian)(dian)壓是4.2V,你只(zhi)要買的(de)是正(zheng)宗充電(dian)(dian)器(qi)(qi),充電(dian)(dian)器(qi)(qi)就(jiu)會自(zi)動充到4.2V,然(ran)后停止充電(dian)(dian)行為(wei)。這里強(qiang)調指出,充電(dian)(dian)器(qi)(qi)的(de)正(zheng)宗很重(zhong)要。
二、強光手電筒鋰電池使用誤區
誤區一:鋰電池的“用盡、充滿”基本原則
不可(ke)否(fou)認,強光手電筒鋰(li)電池(chi)也有記憶(yi)效(xiao)(xiao)應,但(dan)其(qi)記憶(yi)效(xiao)(xiao)應是(shi)(shi)微乎其(qi)微的(de),連制(zhi)造商(shang)對此記憶(yi)效(xiao)(xiao)應都(dou)(dou)忽略(lve)不記,因(yin)此,在一些(xie)對鋰(li)電池(chi)產品的(de)廣告中,可(ke)以看到廠商(shang)是(shi)(shi)打出“沒有記憶(yi)效(xiao)(xiao)應,隨(sui)用隨(sui)充”的(de)牌子(zi)。但(dan)在實(shi)際使用中,大家(jia)也許(xu)會發(fa)覺,鋰(li)電池(chi)使用的(de)時間會越來越短。這是(shi)(shi)怎么(me)回事(shi)呢?其(qi)實(shi),鋰(li)電池(chi)的(de)制(zhi)作(zuo)材料是(shi)(shi)一種(zhong)活性物質,活性物質都(dou)(dou)會老化。而制(zhi)作(zuo)鋰(li)電池(chi)的(de)材料,對于使用頻繁的(de)程度和使用環境、溫度等等條件都(dou)(dou)比較敏感。
一般led手(shou)電(dian)筒鋰(li)電(dian)池(chi)的(de)(de)使(shi)用(yong)壽命(ming)是(shi)充(chong)放(fang)電(dian)300~500次,電(dian)池(chi)的(de)(de)自然損耗會(hui)明(ming)顯縮短電(dian)池(chi)的(de)(de)持續使(shi)用(yong)時(shi)間。而(er)對(dui)過(guo)度的(de)(de)充(chong)電(dian)和過(guo)度的(de)(de)放(fang)電(dian),都會(hui)急速(su)的(de)(de)消減(jian)電(dian)池(chi)活性(xing),直接導(dao)致鋰(li)電(dian)池(chi)的(de)(de)快速(su)老化。很多手(shou)機用(yong)戶可(ke)(ke)能都有這樣(yang)的(de)(de)經歷,明(ming)明(ming)顯示(shi)還(huan)有一格(ge)電(dian)量,可(ke)(ke)半個小時(shi)后,就會(hui)顯示(shi)“電(dian)量低(di)”,有時(shi)候還(huan)會(hui)自動關(guan)機。
所以在(zai)平時(shi)使用時(shi),我們(men)不(bu)必(bi)遵(zun)循“用盡(jin)、充滿”的基(ji)本(ben)原則(ze)(ze)。如果在(zai)檢(jian)測(ce)電(dian)路對電(dian)池檢(jian)測(ce)不(bu)準的情況下,還遵(zun)守“用盡(jin)、充滿”的基(ji)本(ben)原則(ze)(ze),那(nei)么電(dian)池的壽命就不(bu)長了(le)。
誤區二:新買的鋰電池需要三次完全充放電才能將其充分激活,并且第一次充電要連續十個小時以上
當我們在購買led手電(dian)(dian)(dian)筒的(de)(de)時候,經銷店的(de)(de)營業(ye)員都(dou)會囑咐,回去使(shi)(shi)用(yong)時要給電(dian)(dian)(dian)池用(yong)充(chong)(chong)電(dian)(dian)(dian)器充(chong)(chong)分(fen)充(chong)(chong)電(dian)(dian)(dian)和放電(dian)(dian)(dian)三(san)次(ci),這樣(yang)才能(neng)(neng)將(jiang)鋰(li)電(dian)(dian)(dian)池充(chong)(chong)分(fen)激(ji)(ji)(ji)活(huo),保證以后鋰(li)電(dian)(dian)(dian)池的(de)(de)使(shi)(shi)用(yong)效能(neng)(neng)。在初次(ci)使(shi)(shi)用(yong)鋰(li)電(dian)(dian)(dian)池的(de)(de)時候,出(chu)廠(chang)的(de)(de)鋰(li)電(dian)(dian)(dian)池都(dou)帶(dai)有一(yi)定的(de)(de)電(dian)(dian)(dian)量,所(suo)以說激(ji)(ji)(ji)活(huo)工作已經在工廠(chang)內就(jiu)完成了。其實在工藝上(shang),鋰(li)電(dian)(dian)(dian)池激(ji)(ji)(ji)活(huo)的(de)(de)過程必(bi)須在沒有“過充(chong)(chong)電(dian)(dian)(dian)”保護(hu)電(dian)(dian)(dian)路(lu)存在的(de)(de)情況下完成。而(er)現在使(shi)(shi)用(yong)的(de)(de)鋰(li)電(dian)(dian)(dian)池內部都(dou)有自己的(de)(de)保護(hu)電(dian)(dian)(dian)路(lu),而(er)且充(chong)(chong)電(dian)(dian)(dian)器內部也有“過充(chong)(chong)電(dian)(dian)(dian)”保護(hu)電(dian)(dian)(dian)路(lu)。所(suo)以說按照店家(jia)所(suo)介(jie)紹的(de)(de)充(chong)(chong)電(dian)(dian)(dian)方法來激(ji)(ji)(ji)活(huo)鋰(li)電(dian)(dian)(dian)池根(gen)本就(jiu)無從(cong)談起。
所(suo)(suo)以,不必對(dui)電(dian)(dian)池進(jin)行十幾(ji)個小時的充電(dian)(dian)來(lai)激活(huo)電(dian)(dian)池活(huo)性(xing)。但(dan)如果是由于長(chang)時間的擱置,鋰電(dian)(dian)池活(huo)性(xing)會(hui)有(you)一定程度的減少,所(suo)(suo)以在使(shi)用的時候最好先將電(dian)(dian)池完全充電(dian)(dian)后再使(shi)用。
三、如何辨別強光手電筒鋰電池質量
Led強光手電(dian)(dian)筒一般(ban)都是采(cai)用(yong)18650鋰電(dian)(dian)池已經成為(wei)了主流,而市場上的(de)防爆手電(dian)(dian)筒電(dian)(dian)池假的(de)占(zhan)有多(duo)少,一般(ban)分為(wei)幾類
1、虛假容量:
目前中國(guo)18650電池(chi)技術就在2200容量,而很多銷售商為了吸引(yin)消費者(zhe)(zhe),將底容量電池(chi)虛假(jia)的(de)打上3000或者(zhe)(zhe)3200容量等(deng),欺騙消費者(zhe)(zhe),牟(mou)取更多的(de)利(li)益。
2、翻新電池:
翻(fan)新(xin)電(dian)池來源于(yu)國外拆機電(dian)池,通過(guo)一(yi)些非(fei)法渠道獲得,然(ran)后翻(fan)新(xin),打上虛假容量,這累(lei)電(dian)池是非(fei)常危險(xian),消(xiao)(xiao)費(fei)者(zhe)是隨身帶(dai)上一(yi)棵定時爆炸物在身邊(bian),還請消(xiao)(xiao)費(fei)者(zhe)擦(ca)亮眼(yan)睛消(xiao)(xiao)費(fei)。
3、山寨電池:
山寨(zhai)這兩(liang)個字相信(xin)大家都熟悉不(bu)過(guo)的(de),鋰(li)(li)(li)電(dian)池是一類由鋰(li)(li)(li)金(jin)(jin)屬或鋰(li)(li)(li)合金(jin)(jin)為負極材料、使(shi)(shi)用(yong)非(fei)水電(dian)解質溶液的(de)電(dian)池,鋰(li)(li)(li)金(jin)(jin)屬的(de)化學特性非(fei)常活潑,使(shi)(shi)得鋰(li)(li)(li)金(jin)(jin)屬的(de)加(jia)工、保存、使(shi)(shi)用(yong),對環境(jing)要(yao)求非(fei)常高。山寨(zhai)電(dian)池制(zhi)造者對這些要(yao)求可能(neng)(neng)完全(quan)會忽略(lve)掉(diao),弄不(bu)好隨時有危險的(de)可能(neng)(neng)。
消費者在購買LED手電筒的同時,千萬要(yao)注意以上(shang)情況。到(dao)正規的強光手(shou)電筒(tong)廠(chang)家購(gou)買有保障,最好選(xuan)購(gou)品牌(pai)的手(shou)電筒(tong)。