
2025-10-04 04:57:51
鋁壓鑄(zhu)燈(deng)(deng)具(ju)外(wai)殼憑借一(yi)體(ti)(ti)成型的(de)工(gong)藝(yi),能有效提升燈(deng)(deng)具(ju)整體(ti)(ti)的(de)結(jie)構(gou)穩定(ding)性,減(jian)少(shao)組(zu)裝縫隙(xi)帶來的(de)隱(yin)患(huan)。傳統燈(deng)(deng)具(ju)外(wai)殼多采用多部件拼接,比如底座(zuo)、側壁、頂蓋分(fen)別加工(gong)后再組(zu)裝,過程中易因零件誤(wu)差產(chan)生(sheng)縫隙(xi)。而(er)鋁壓鑄(zhu)工(gong)藝(yi)是將熔融鋁合金在高壓下注入(ru)模具(ju),一(yi)次性成型完整外(wai)殼,無拼接痕跡。這種(zhong)結(jie)構(gou)讓外(wai)殼受力更均勻,比如戶外(wai)投光燈(deng)(deng),面對風(feng)雨沖(chong)擊時(shi)(shi),一(yi)體(ti)(ti)成型外(wai)殼能避免(mian)拼接處松動,防(fang)止內部零件脫落。同時(shi)(shi),縫隙(xi)減(jian)少(shao)可阻擋灰塵、水(shui)汽(qi)進(jin)入(ru),避免(mian)短路或(huo)零件老化(hua)。像(xiang)商場的(de)嵌入(ru)式筒燈(deng)(deng),長(chang)期使用中,一(yi)體(ti)(ti)成型外(wai)殼能保持結(jie)構(gou)穩定(ding),減(jian)少(shao)因縫隙(xi)積灰導(dao)致的(de)燈(deng)(deng)光昏暗或(huo)故障,大(da)幅提升燈(deng)(deng)具(ju)可靠性。鋁壓鑄(zhu)燈(deng)(deng)具(ju)外(wai)殼的(de)材(cai)質環保,可回收再利用,符合現(xian)代燈(deng)(deng)具(ju)行業(ye)的(de)綠色(se)發展理念。**器械燈(deng)(deng)具(ju)按需定(ding)制

太陽(yang)(yang)(yang)能(neng)(neng)路(lu)燈(deng)(deng)(deng)(deng)的(de)鋁(lv)(lv)壓(ya)鑄(zhu)外(wai)(wai)(wai)殼(ke)(ke)(ke)會(hui)預留太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)安(an)(an)裝(zhuang)位(wei),結構設(she)(she)計一體(ti)化,減少零(ling)部(bu)(bu)件組(zu)裝(zhuang)步驟。太陽(yang)(yang)(yang)能(neng)(neng)路(lu)燈(deng)(deng)(deng)(deng)由(you)太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)、燈(deng)(deng)(deng)(deng)具(ju)(ju)、電池、控制(zhi)器等部(bu)(bu)分組(zu)成,傳(chuan)統的(de)太陽(yang)(yang)(yang)能(neng)(neng)路(lu)燈(deng)(deng)(deng)(deng)結構分散,太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)需(xu)要通(tong)過額(e)外(wai)(wai)(wai)的(de)支架固定(ding)在(zai)(zai)燈(deng)(deng)(deng)(deng)桿(gan)上,不安(an)(an)裝(zhuang)步驟繁(fan)瑣(suo),還增(zeng)加了零(ling)部(bu)(bu)件數量(liang)和(he)成本(ben),且(qie)支架與燈(deng)(deng)(deng)(deng)桿(gan)的(de)連接(jie)(jie)部(bu)(bu)位(wei)容易(yi)出現(xian)松動、腐蝕等問題。鋁(lv)(lv)壓(ya)鑄(zhu)太陽(yang)(yang)(yang)能(neng)(neng)路(lu)燈(deng)(deng)(deng)(deng)外(wai)(wai)(wai)殼(ke)(ke)(ke)在(zai)(zai)設(she)(she)計時(shi),會(hui)充(chong)分考(kao)慮太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)的(de)安(an)(an)裝(zhuang)需(xu)求,在(zai)(zai)外(wai)(wai)(wai)殼(ke)(ke)(ke)頂部(bu)(bu)或(huo)側面(mian)預留太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)安(an)(an)裝(zhuang)位(wei),安(an)(an)裝(zhuang)位(wei)的(de)尺寸與太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)完全匹配,且(qie)設(she)(she)有固定(ding)螺(luo)絲(si)(si)孔,無需(xu)額(e)外(wai)(wai)(wai)制(zhi)作支架。例如,一款一體(ti)化太陽(yang)(yang)(yang)能(neng)(neng)路(lu)燈(deng)(deng)(deng)(deng)的(de)鋁(lv)(lv)壓(ya)鑄(zhu)外(wai)(wai)(wai)殼(ke)(ke)(ke),頂部(bu)(bu)預留了一塊 30cm×50cm 的(de)太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)安(an)(an)裝(zhuang)位(wei),太陽(yang)(yang)(yang)能(neng)(neng)板(ban)(ban)直接(jie)(jie)通(tong)過螺(luo)絲(si)(si)固定(ding)在(zai)(zai)外(wai)(wai)(wai)殼(ke)(ke)(ke)上。鋁(lv)(lv)壓(ya)鑄(zhu)燈(deng)(deng)(deng)(deng)具(ju)(ju)射燈(deng)(deng)(deng)(deng)鋁(lv)(lv)壓(ya)鑄(zhu)燈(deng)(deng)(deng)(deng)具(ju)(ju)外(wai)(wai)(wai)殼(ke)(ke)(ke)的(de)抗沖擊(ji)性強,即使受(shou)到輕微碰(peng)撞,也不易(yi)變形,適合安(an)(an)裝(zhuang)在(zai)(zai)人流較多的(de)公共場所。

鋁壓(ya)(ya)鑄燈具(ju)外(wai)殼(ke)(ke)的成型精度高,可(ke)(ke)匹配燈具(ju)內部的驅動電源、透鏡(jing)(jing)等配件(jian),降低組(zu)裝(zhuang)難度。傳(chuan)統(tong)(tong)外(wai)殼(ke)(ke)制造(zao)工藝精度低,如(ru)沖壓(ya)(ya)外(wai)殼(ke)(ke)的安(an)裝(zhuang)孔位誤(wu)差可(ke)(ke)能達(da) 1-2 毫(hao)米,組(zu)裝(zhuang)時需(xu)打(da)磨調整才(cai)能適配配件(jian)。而鋁壓(ya)(ya)鑄模具(ju)采用(yong) CNC 加工,精度達(da) 0.05 毫(hao)米,外(wai)殼(ke)(ke)的電源安(an)裝(zhuang)腔(qiang)、透鏡(jing)(jing)卡槽等尺寸。比(bi)如(ru) LED 筒燈組(zu)裝(zhuang),驅動電源能直接嵌入(ru)鋁壓(ya)(ya)鑄外(wai)殼(ke)(ke)的腔(qiang)體內,透鏡(jing)(jing)可(ke)(ke)無縫(feng)卡入(ru)卡槽,無需(xu)額外(wai)調整。這不減(jian)少工人(ren)組(zu)裝(zhuang)時間(jian),從傳(chuan)統(tong)(tong)的 10 分鐘 / 個降至 3 分鐘 / 個,還(huan)避免因組(zu)裝(zhuang)不當導致的配件(jian)損(sun)壞,提升燈具(ju)生產合格率。
鋁壓(ya)(ya)鑄(zhu)燈(deng)(deng)具(ju)(ju)(ju)外(wai)(wai)(wai)殼可與(yu)散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)硅(gui)(gui)膠(jiao)墊(dian)(dian)配合使(shi)用,進一步(bu)增強光(guang)源(yuan)與(yu)外(wai)(wai)(wai)殼的(de)導(dao)(dao)(dao)(dao)熱(re)(re)(re)(re)效(xiao)(xiao)果(guo),提升(sheng)散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)效(xiao)(xiao)率(lv)(lv)。雖(sui)然鋁壓(ya)(ya)鑄(zhu)外(wai)(wai)(wai)殼本身導(dao)(dao)(dao)(dao)熱(re)(re)(re)(re)性(xing)優(you)異,但光(guang)源(yuan)的(de)散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)基(ji)(ji)板(ban)(ban)與(yu)外(wai)(wai)(wai)殼之(zhi)間(jian)可能(neng)存在微小(xiao)縫(feng)隙(xi)(xi)(如因加工精度(du)誤差、安(an)裝(zhuang)壓(ya)(ya)力不均導(dao)(dao)(dao)(dao)致(zhi)),這(zhe)些縫(feng)隙(xi)(xi)會(hui)形(xing)(xing)成空(kong)(kong)氣層,而空(kong)(kong)氣的(de)導(dao)(dao)(dao)(dao)熱(re)(re)(re)(re)系(xi)數(shu)極低(di)(約 0.023W/(m?K)),會(hui)阻礙(ai)熱(re)(re)(re)(re)量(liang)傳遞,降低(di)散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)效(xiao)(xiao)率(lv)(lv)。散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)硅(gui)(gui)膠(jiao)墊(dian)(dian)的(de)導(dao)(dao)(dao)(dao)熱(re)(re)(re)(re)系(xi)數(shu)約 1.5-5W/(m?K),能(neng)填充(chong)(chong)這(zhe)些縫(feng)隙(xi)(xi),排除空(kong)(kong)氣,使(shi)光(guang)源(yuan)基(ji)(ji)板(ban)(ban)與(yu)外(wai)(wai)(wai)殼緊密接觸,形(xing)(xing)成高(gao)效(xiao)(xiao)導(dao)(dao)(dao)(dao)熱(re)(re)(re)(re)通道(dao)。使(shi)用時(shi),將散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)硅(gui)(gui)膠(jiao)墊(dian)(dian)裁剪成與(yu)光(guang)源(yuan)基(ji)(ji)板(ban)(ban)尺(chi)寸一致(zhi)的(de)形(xing)(xing)狀,放置(zhi)在基(ji)(ji)板(ban)(ban)與(yu)外(wai)(wai)(wai)殼之(zhi)間(jian),安(an)裝(zhuang)時(shi)通過(guo)螺絲固(gu)定,硅(gui)(gui)膠(jiao)墊(dian)(dian)受壓(ya)(ya)力變形(xing)(xing),完全填充(chong)(chong)縫(feng)隙(xi)(xi)。例如,一款 200W 的(de) LED 投(tou)光(guang)燈(deng)(deng),依靠(kao)鋁壓(ya)(ya)鑄(zhu)外(wai)(wai)(wai)殼散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)時(shi),工作(zuo) 1 小(xiao)時(shi)芯片(pian)溫度(du)為(wei) 72℃;配合使(shi)用導(dao)(dao)(dao)(dao)熱(re)(re)(re)(re)系(xi)數(shu) 3W/(m?K) 的(de)硅(gui)(gui)膠(jiao)墊(dian)(dian)后(hou),芯片(pian)溫度(du)降至 60℃,散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)效(xiao)(xiao)率(lv)(lv)提升(sheng) 16%。尤其對于高(gao)功率(lv)(lv)燈(deng)(deng)具(ju)(ju)(ju)或密封式燈(deng)(deng)具(ju)(ju)(ju)(如防水投(tou)光(guang)燈(deng)(deng)),內部(bu)熱(re)(re)(re)(re)量(liang)不易散(san)(san)(san)(san)(san)發(fa),散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)硅(gui)(gui)膠(jiao)墊(dian)(dian)的(de)作(zuo)用更(geng)(geng)為(wei)明(ming)顯,能(neng)有效(xiao)(xiao)避免因熱(re)(re)(re)(re)量(liang)堆積導(dao)(dao)(dao)(dao)致(zhi)的(de)光(guang)源(yuan)光(guang)衰、驅動老化。同時(shi),散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)硅(gui)(gui)膠(jiao)墊(dian)(dian)還具(ju)(ju)(ju)有絕緣性(xing),能(neng)防止光(guang)源(yuan)基(ji)(ji)板(ban)(ban)與(yu)金屬(shu)(shu)外(wai)(wai)(wai)殼之(zhi)間(jian)發(fa)生短路,提升(sheng)燈(deng)(deng)具(ju)(ju)(ju)使(shi)用**性(xing)。這(zhe)種 “鋁壓(ya)(ya)鑄(zhu)外(wai)(wai)(wai)殼 + 散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)硅(gui)(gui)膠(jiao)墊(dian)(dian)” 的(de)組合,是對燈(deng)(deng)具(ju)(ju)(ju)散(san)(san)(san)(san)(san)熱(re)(re)(re)(re)系(xi)統的(de)優(you)化升(sheng)級,能(neng)適(shi)應更(geng)(geng)高(gao)功率(lv)(lv)、更(geng)(geng)復雜(za)環境(jing)的(de)照(zhao)明(ming)需求。工業風燈(deng)(deng)具(ju)(ju)(ju)的(de)鋁壓(ya)(ya)鑄(zhu)外(wai)(wai)(wai)殼常保留(liu)金屬(shu)(shu)原(yuan)色,通過(guo)細膩的(de)壓(ya)(ya)鑄(zhu)紋理(li),展現出粗獷又(you)精致(zhi)的(de)質(zhi)感。

地(di)(di)埋燈(deng)的(de)(de)(de)鋁(lv)(lv)壓(ya)(ya)(ya)鑄外殼(ke)抗(kang)壓(ya)(ya)(ya)性(xing)(xing)能(neng)(neng)強(qiang),能(neng)(neng)承(cheng)受(shou)行(xing)人、車輛(liang)的(de)(de)(de)碾壓(ya)(ya)(ya),適(shi)合安(an)(an)(an)裝在(zai)(zai)公園步道(dao)、停(ting)車場等區域(yu)(yu)。地(di)(di)埋燈(deng)安(an)(an)(an)裝在(zai)(zai)地(di)(di)面(mian)(mian)(mian)以(yi)下,需要長期承(cheng)受(shou)行(xing)人、車輛(liang)碾壓(ya)(ya)(ya)等外力(li)作用(yong),若外殼(ke)抗(kang)壓(ya)(ya)(ya)性(xing)(xing)能(neng)(neng)差(cha),容易出現變形、破裂,導致燈(deng)具(ju)損(sun)壞(huai)(huai),甚至引發地(di)(di)面(mian)(mian)(mian)塌陷、行(xing)人絆倒等**事(shi)故。鋁(lv)(lv)壓(ya)(ya)(ya)鑄燈(deng)具(ju)外殼(ke)憑(ping)借(jie)材質特性(xing)(xing)和(he)結構設(she)計,具(ju)備極強(qiang)的(de)(de)(de)抗(kang)壓(ya)(ya)(ya)能(neng)(neng)力(li) —— 鋁(lv)(lv)合金本身具(ju)有(you)較高的(de)(de)(de)抗(kang)拉強(qiang)度(du)和(he)屈服強(qiang)度(du),經過壓(ya)(ya)(ya)鑄工藝成型后,外殼(ke)結構緊密,能(neng)(neng)均勻(yun)分散(san)外力(li);同時(shi),地(di)(di)埋燈(deng)的(de)(de)(de)鋁(lv)(lv)壓(ya)(ya)(ya)鑄外殼(ke)會根據(ju)使用(yong)場景設(she)計不同的(de)(de)(de)厚(hou)度(du),安(an)(an)(an)裝在(zai)(zai)公園步道(dao)的(de)(de)(de)外殼(ke)厚(hou)度(du)約 5-8mm,可承(cheng)受(shou)行(xing)人的(de)(de)(de)重量(liang)(約 500-800N),安(an)(an)(an)裝在(zai)(zai)停(ting)車場的(de)(de)(de)外殼(ke)厚(hou)度(du)則增加到 10-12mm,能(neng)(neng)承(cheng)受(shou)小型汽(qi)車的(de)(de)(de)碾壓(ya)(ya)(ya)(約 2000-3000N)。例如,某公園步道(dao)安(an)(an)(an)裝的(de)(de)(de)鋁(lv)(lv)壓(ya)(ya)(ya)鑄外殼(ke)地(di)(di)埋燈(deng),經過數(shu)千人日常,外殼(ke)依然完好(hao)無(wu)損(sun),沒(mei)有(you)出現變形;停(ting)車場的(de)(de)(de)地(di)(di)埋燈(deng)即使被轎(jiao)車偶爾碾壓(ya)(ya)(ya),也能(neng)(neng)正常工作。此外,鋁(lv)(lv)壓(ya)(ya)(ya)鑄外殼(ke)的(de)(de)(de)抗(kang)沖擊性(xing)(xing)也能(neng)(neng)應對(dui)地(di)(di)面(mian)(mian)(mian)施工、重物掉落等意外情(qing)況,避免(mian)外殼(ke)破裂。這(zhe)種出色的(de)(de)(de)抗(kang)壓(ya)(ya)(ya)性(xing)(xing)能(neng)(neng),讓(rang)地(di)(di)埋燈(deng)能(neng)(neng)在(zai)(zai)戶外復雜的(de)(de)(de)地(di)(di)面(mian)(mian)(mian)環境中**、穩定地(di)(di)運行(xing),無(wu)需擔心外力(li)損(sun)壞(huai)(huai),為公園、停(ting)車場等區域(yu)(yu)的(de)(de)(de)夜間照明提(ti)供可靠保障。戶外廣告(gao)牌(pai)的(de)(de)(de)照明燈(deng)具(ju)采用(yong)鋁(lv)(lv)壓(ya)(ya)(ya)鑄外殼(ke),能(neng)(neng)抵御風雨侵蝕(shi),同時(shi)通過良好(hao)的(de)(de)(de)散(san)熱(re)性(xing)(xing)能(neng)(neng)。上海鋁(lv)(lv)壓(ya)(ya)(ya)鑄燈(deng)具(ju)技術(shu)指導
隧道燈(deng)的鋁(lv)壓鑄外(wai)殼采用抗腐蝕材質,能適應(ying)隧道內潮濕、多粉塵的環境,減少維護頻率。**器械燈(deng)具按需定制
投(tou)(tou)光(guang)(guang)(guang)燈的(de)(de)(de)(de)(de)鋁壓鑄(zhu)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)尾(wei)部(bu)通常預(yu)(yu)留(liu)出(chu)線(xian)(xian)(xian)孔(kong)(kong),且帶有(you)防(fang)(fang)水(shui)(shui)接(jie)(jie)頭,方便電線(xian)(xian)(xian)連(lian)接(jie)(jie),同(tong)時(shi)(shi)確(que)保防(fang)(fang)水(shui)(shui)性能(neng)(neng)。投(tou)(tou)光(guang)(guang)(guang)燈多用(yong)于戶外(wai)(wai)(wai)(wai)照明,如建(jian)筑外(wai)(wai)(wai)(wai)墻、體育場(chang)(chang)、廣場(chang)(chang)等,需(xu)要長期(qi)暴(bao)露在(zai)雨(yu)(yu)水(shui)(shui)、灰塵等環(huan)(huan)境中,電線(xian)(xian)(xian)連(lian)接(jie)(jie)部(bu)位的(de)(de)(de)(de)(de)防(fang)(fang)水(shui)(shui)性直接(jie)(jie)影響燈具的(de)(de)(de)(de)(de)**運(yun)行。鋁壓鑄(zhu)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)在(zai)生產時(shi)(shi),會在(zai)尾(wei)部(bu)預(yu)(yu)留(liu)出(chu)線(xian)(xian)(xian)孔(kong)(kong),孔(kong)(kong)徑(jing)大小(xiao)與電線(xian)(xian)(xian)直徑(jing)匹配,避免因孔(kong)(kong)徑(jing)過(guo)(guo)(guo)(guo)大導(dao)致(zhi)防(fang)(fang)水(shui)(shui)失效(xiao),或孔(kong)(kong)徑(jing)過(guo)(guo)(guo)(guo)小(xiao)難以穿線(xian)(xian)(xian)。更重(zhong)要的(de)(de)(de)(de)(de)是,出(chu)線(xian)(xian)(xian)孔(kong)(kong)處會配備的(de)(de)(de)(de)(de)防(fang)(fang)水(shui)(shui)接(jie)(jie)頭,這種接(jie)(jie)頭采用(yong)耐老化的(de)(de)(de)(de)(de)橡膠或塑料(liao)材質(zhi),內部(bu)設有(you)密(mi)封膠圈,當(dang)電線(xian)(xian)(xian)穿過(guo)(guo)(guo)(guo)接(jie)(jie)頭并擰緊(jin)(jin)時(shi)(shi),密(mi)封膠圈會緊(jin)(jin)密(mi)包裹電線(xian)(xian)(xian),形(xing)成無縫密(mi)封,有(you)效(xiao)阻擋雨(yu)(yu)水(shui)(shui)、水(shui)(shui)汽進入(ru)(ru)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)內部(bu)。例如,用(yong)于建(jian)筑外(wai)(wai)(wai)(wai)墻照明的(de)(de)(de)(de)(de)投(tou)(tou)光(guang)(guang)(guang)燈,其鋁壓鑄(zhu)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)尾(wei)部(bu)的(de)(de)(de)(de)(de)防(fang)(fang)水(shui)(shui)接(jie)(jie)頭能(neng)(neng)達到 IP67 防(fang)(fang)護等級,即使(shi)在(zai)暴(bao)雨(yu)(yu)天氣(qi),雨(yu)(yu)水(shui)(shui)也無法通過(guo)(guo)(guo)(guo)出(chu)線(xian)(xian)(xian)孔(kong)(kong)滲(shen)入(ru)(ru)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)內部(bu)。同(tong)時(shi)(shi),這種預(yu)(yu)留(liu)出(chu)線(xian)(xian)(xian)孔(kong)(kong)和防(fang)(fang)水(shui)(shui)接(jie)(jie)頭的(de)(de)(de)(de)(de)設計,也為燈具安裝帶來了便利,安裝人(ren)員無需(xu)在(zai)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)上額外(wai)(wai)(wai)(wai)鉆孔(kong)(kong),只需(xu)將電線(xian)(xian)(xian)穿過(guo)(guo)(guo)(guo)防(fang)(fang)水(shui)(shui)接(jie)(jie)頭并接(jie)(jie)入(ru)(ru)內部(bu)驅動電源即可,既節省了安裝時(shi)(shi)間,又避免了因自行鉆孔(kong)(kong)破(po)壞(huai)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)結構導(dao)致(zhi)的(de)(de)(de)(de)(de)防(fang)(fang)水(shui)(shui)性能(neng)(neng)下降。相(xiang)比沒有(you)預(yu)(yu)留(liu)出(chu)線(xian)(xian)(xian)孔(kong)(kong)的(de)(de)(de)(de)(de)投(tou)(tou)光(guang)(guang)(guang)燈外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke),鋁壓鑄(zhu)外(wai)(wai)(wai)(wai)殼(ke)(ke)(ke)(ke)的(de)(de)(de)(de)(de)這種設計更顯專業,能(neng)(neng)確(que)保投(tou)(tou)光(guang)(guang)(guang)燈在(zai)戶外(wai)(wai)(wai)(wai)復雜環(huan)(huan)境下長期(qi)穩定運(yun)行,減少因電線(xian)(xian)(xian)連(lian)接(jie)(jie)部(bu)位進水(shui)(shui)引發的(de)(de)(de)(de)(de)短(duan)路故障。**器(qi)械燈具按需(xu)定制