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網絡布線工程是數據中心的重要組成部分,只有通過線纜將所有設備互聯起來,才能形成一個完整的運行系統。如今,網絡布線技術已經延伸成為一門工程學科,不僅布線有各種各樣的設計形式,布線所需的設備也五花八門,要想將所有設備都連接起來,可沒有那么簡單,接口類型、距離長度、電屏蔽性、美觀、成本等都需要考慮。那么, 數據中心網絡布線工程必備的設備有(you)哪些呢?今(jin)天我們就來(lai)講講數據中心網絡布線工程必備的七大件,希(xi)望對(dui)大家有(you)所幫助。
一、理線架
理(li)線(xian)(xian)(xian)(xian)架(jia)是整理(li)布線(xian)(xian)(xian)(xian)的一種裝置,一般是1U高度,通常安裝在(zai)機(ji)柜里,處在(zai)配線(xian)(xian)(xian)(xian)架(jia)與交換機(ji)之間,網(wang)線(xian)(xian)(xian)(xian)從(cong)中走過(guo)(guo)。經(jing)過(guo)(guo)理(li)線(xian)(xian)(xian)(xian)架(jia)的流程梳(shu)理(li),把(ba)線(xian)(xian)(xian)(xian)纜進行區分整理(li),使(shi)(shi)整個網(wang)線(xian)(xian)(xian)(xian)的脈絡更清晰,更方(fang)便日(ri)后(hou)的管理(li)。理(li)線(xian)(xian)(xian)(xian)架(jia)由理(li)線(xian)(xian)(xian)(xian)板(ban)和蓋板(ban)兩部分組成(cheng)。理(li)線(xian)(xian)(xian)(xian)板(ban)通過(guo)(guo)梳(shu)理(li)線(xian)(xian)(xian)(xian)序,將使(shi)(shi)用(yong)的各種線(xian)(xian)(xian)(xian)纜固定收集于(yu)內(nei),然后(hou)扣上(shang)蓋板(ban),這(zhe)樣外(wai)表上(shang)看不(bu)到理(li)線(xian)(xian)(xian)(xian)架(jia)內(nei)部穿插的線(xian)(xian)(xian)(xian)纜,外(wai)觀整潔(jie)有序。根據實際應用(yong),可以布置12口、24口、48口的理(li)線(xian)(xian)(xian)(xian)架(jia);
二、配線架
配線架是電纜或光纜進行連接的端接的裝置,通常安裝在機柜或墻上。通過安裝附件,配線架可以全線滿足UTP、STP、同軸電纜、光纖、音視頻的需要。如果在綜合布線中(zhong)缺少(shao)了(le)配(pei)(pei)線(xian)(xian)架(jia),前端(duan)的(de)信息點直接接入到交換機(ji)上,一旦線(xian)(xian)纜(lan)出(chu)現(xian)了(le)問題,有(you)(you)可(ke)(ke)能(neng)就要(yao)面臨重新布(bu)線(xian)(xian)的(de)風險。除此之外,如果(guo)沒(mei)有(you)(you)配(pei)(pei)線(xian)(xian)架(jia),在(zai)管理上也會比較(jiao)混(hun)亂,多次插拔可(ke)(ke)能(neng)引起交換機(ji)端(duan)口的(de)損壞(huai)。配(pei)(pei)線(xian)(xian)架(jia)的(de)存在(zai)就解(jie)決了(le)這(zhe)個問題,可(ke)(ke)以通過更換跳線(xian)(xian)來實(shi)現(xian)較(jiao)好的(de)管理。配(pei)(pei)線(xian)(xian)架(jia)的(de)用(yong)法和(he)用(yong)量主要(yao)是根據總體網絡(luo)點的(de)數量或者該(gai)樓層的(de)網絡(luo)點數量來配(pei)(pei)置(zhi)的(de)。不同的(de)建筑(zhu),不同系(xi)統設(she)計(ji),主設(she)備間(jian)(jian)的(de)配(pei)(pei)線(xian)(xian)架(jia)都會不同。對(dui)于多層的(de)數據中(zhong)心機(ji)房,為了(le)避免線(xian)(xian)纜(lan)超長,就可(ke)(ke)能(neng)每(mei)層均設(she)有(you)(you)分設(she)備間(jian)(jian),且(qie)有(you)(you)交換設(she)備,每(mei)層都要(yao)配(pei)(pei)備配(pei)(pei)線(xian)(xian)架(jia);
三、耦合器
耦(ou)合器(qi)是光(guang)(guang)(guang)(guang)(guang)纖(xian)與光(guang)(guang)(guang)(guang)(guang)纖(xian)之間進行可(ke)拆卸連接的(de)器(qi)件,它(ta)把光(guang)(guang)(guang)(guang)(guang)纖(xian)的(de)兩個(ge)端(duan)面精密對(dui)接起來,以使發射光(guang)(guang)(guang)(guang)(guang)纖(xian)輸出的(de)光(guang)(guang)(guang)(guang)(guang)能(neng)量能(neng)最(zui)大限度地耦(ou)合到(dao)接收光(guang)(guang)(guang)(guang)(guang)纖(xian)中去(qu),并(bing)使其介入光(guang)(guang)(guang)(guang)(guang)鏈(lian)(lian)路(lu)(lu)從(cong)而對(dui)系(xi)統造(zao)成的(de)影響減到(dao)最(zui)小。耦(ou)合器(qi)和(he)光(guang)(guang)(guang)(guang)(guang)纖(xian)一(yi)樣(yang),也(ye)(ye)分(fen)為(wei)單(dan)模和(he)多模兩種,其作(zuo)用是實(shi)現光(guang)(guang)(guang)(guang)(guang)信(xin)(xin)號分(fen)路(lu)(lu)和(he)合路(lu)(lu),或用于(yu)延長光(guang)(guang)(guang)(guang)(guang)纖(xian)鏈(lian)(lian)路(lu)(lu)的(de)元(yuan)件,耦(ou)合器(qi)可(ke)以將光(guang)(guang)(guang)(guang)(guang)信(xin)(xin)號轉化為(wei)電信(xin)(xin)號,將多模信(xin)(xin)號耦(ou)合成單(dan)模信(xin)(xin)號,屬于(yu)光(guang)(guang)(guang)(guang)(guang)被動元(yuan)件領(ling)域(yu)。有人(ren)將耦(ou)合器(qi)也(ye)(ye)叫做適(shi)配器(qi)、連接器(qi)、法蘭盤等。
四、雙絞線
雙絞線(xian)(xian)就是(shi)我們(men)最常說(shuo)的(de)(de)網線(xian)(xian),幾乎所有人都見(jian)過(guo)(guo)和用過(guo)(guo),在(zai)(zai)(zai)(zai)家(jia)庭(ting)網絡中光(guang)纖可能并不多見(jian),但雙絞線(xian)(xian)非(fei)常常用。雙絞線(xian)(xian)是(shi)由(you)兩(liang)根相(xiang)(xiang)互(hu)(hu)絕緣的(de)(de)銅(tong)導線(xian)(xian)按照一(yi)定的(de)(de)規格互(hu)(hu)相(xiang)(xiang)纏繞在(zai)(zai)(zai)(zai)一(yi)起而成的(de)(de)網絡傳(chuan)輸(shu)介質。雙絞線(xian)(xian)已經在(zai)(zai)(zai)(zai)網絡中應用了(le)數十年,現在(zai)(zai)(zai)(zai)光(guang)進銅(tong)退(tui),雙絞線(xian)(xian)才(cai)開始逐漸退(tui)出(chu)。不過(guo)(guo)雙絞線(xian)(xian)依然有極大的(de)(de)應用,尤其是(shi)在(zai)(zai)(zai)(zai)數據(ju)中心機房(fang)內部,短距離互(hu)(hu)連時仍(reng)然可以(yi)(yi)用到。現在(zai)(zai)(zai)(zai)雙絞線(xian)(xian)的(de)(de)傳(chuan)輸(shu)速度也可以(yi)(yi)達(da)到10G,甚至40G,所以(yi)(yi)即使(shi)光(guang)纖大有一(yi)統布(bu)線(xian)(xian)江湖(hu)的(de)(de)架勢,但雙絞線(xian)(xian)的(de)(de)實力猶(you)存,兩(liang)者之爭不是(shi)一(yi)朝(chao)一(yi)夕(xi)的(de)(de)事兒,讓我們(men)靜(jing)觀其變。
五、光纖尾纖
光(guang)(guang)(guang)纖(xian)(xian)(xian)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)又叫做豬尾(wei)(wei)(wei)(wei)線(xian),只需一端(duan)有(you)銜(xian)接(jie)(jie)(jie)頭(tou),而(er)另一端(duan)是(shi)(shi)(shi)一根光(guang)(guang)(guang)纜(lan)纖(xian)(xian)(xian)芯的(de)斷頭(tou),經(jing)過(guo)熔接(jie)(jie)(jie)與(yu)其他(ta)光(guang)(guang)(guang)纜(lan)纖(xian)(xian)(xian)芯相(xiang)連,用(yong)于銜(xian)接(jie)(jie)(jie)光(guang)(guang)(guang)纜(lan)與(yu)光(guang)(guang)(guang)纖(xian)(xian)(xian)收(shou)發器(qi)(qi),主(zhu)要作用(yong)用(yong)于銜(xian)接(jie)(jie)(jie)光(guang)(guang)(guang)纖(xian)(xian)(xian)兩(liang)(liang)端(duan)的(de)接(jie)(jie)(jie)頭(tou)。常用(yong)的(de)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)有(you)FC型(xing)、SC型(xing)、ST型(xing)、LC型(xing)和(he)(he)MU型(xing)光(guang)(guang)(guang)纖(xian)(xian)(xian),共同特點是(shi)(shi)(shi)具(ju)有(you)相(xiang)互(hu)接(jie)(jie)(jie)觸的(de)光(guang)(guang)(guang)端(duan)口(kou)。隨(sui)著傳(chuan)(chuan)輸(shu)速度的(de)提升,現在(zai)更多(duo)的(de)有(you)MTRJ型(xing)、MPO型(xing)、MD型(xing)等(deng)等(deng)。尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)分為(wei)(wei)多(duo)模(mo)和(he)(he)單(dan)(dan)模(mo)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian),多(duo)模(mo)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)一般為(wei)(wei)橙(cheng)色,波長850NM,傳(chuan)(chuan)輸(shu)距(ju)離(li)短(duan),用(yong)于短(duan)距(ju)離(li)互(hu)聯(lian)。單(dan)(dan)模(mo)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)為(wei)(wei)黃色,波長有(you)兩(liang)(liang)種(zhong),1310NM和(he)(he)1550NM,傳(chuan)(chuan)輸(shu)距(ju)離(li)為(wei)(wei)10KM和(he)(he)40KM.尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)與(yu)跳線(xian)最(zui)大的(de)區別是(shi)(shi)(shi)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)是(shi)(shi)(shi)連接(jie)(jie)(jie)光(guang)(guang)(guang)纜(lan)和(he)(he)跳纖(xian)(xian)(xian)用(yong)的(de),就是(shi)(shi)(shi)把光(guang)(guang)(guang)纜(lan)和(he)(he)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)熔接(jie)(jie)(jie)在(zai)儀器(qi)(qi),通過(guo)耦(ou)合(he)器(qi)(qi)把尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)和(he)(he)跳纖(xian)(xian)(xian)連接(jie)(jie)(jie)上(shang),跳線(xian)是(shi)(shi)(shi)連接(jie)(jie)(jie)尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)和(he)(he)終端(duan)設備的(de)。尾(wei)(wei)(wei)(wei)纖(xian)(xian)(xian)只有(you)一頭(tou)是(shi)(shi)(shi)活動接(jie)(jie)(jie)頭(tou),跳纖(xian)(xian)(xian)兩(liang)(liang)頭(tou)都是(shi)(shi)(shi)活動接(jie)(jie)(jie)頭(tou)。
六、光纖熔接
光(guang)在光(guang)纖(xian)中傳輸時會產生損(sun)耗(hao)(hao)(hao),這種損(sun)耗(hao)(hao)(hao)主(zhu)要是(shi)由光(guang)纖(xian)自身的(de)(de)傳輸損(sun)耗(hao)(hao)(hao)和(he)(he)光(guang)纖(xian)接(jie)(jie)(jie)頭(tou)處(chu)(chu)的(de)(de)熔(rong)(rong)接(jie)(jie)(jie)損(sun)耗(hao)(hao)(hao)組成(cheng)。光(guang)纖(xian)傳輸損(sun)耗(hao)(hao)(hao)和(he)(he)光(guang)纜(lan)自身的(de)(de)質(zhi)量有關,而光(guang)纖(xian)接(jie)(jie)(jie)頭(tou)處(chu)(chu)的(de)(de)熔(rong)(rong)接(jie)(jie)(jie)損(sun)耗(hao)(hao)(hao)則與光(guang)纖(xian)的(de)(de)本身及現場施工有關,努力降低光(guang)纖(xian)接(jie)(jie)(jie)頭(tou)處(chu)(chu)的(de)(de)熔(rong)(rong)接(jie)(jie)(jie)損(sun)耗(hao)(hao)(hao),則可增大(da)光(guang)纖(xian)中繼放大(da)傳輸距離和(he)(he)提高光(guang)纖(xian)鏈(lian)路的(de)(de)衰減裕量。光(guang)纖(xian)熔(rong)(rong)接(jie)(jie)(jie)是(shi)一(yi)個技術(shu)活,尤其是(shi)熱熔(rong)(rong),需要使(shi)用(yong)專(zhuan)用(yong)的(de)(de)熔(rong)(rong)接(jie)(jie)(jie)機,經驗豐富的(de)(de)老師傅做熔(rong)(rong)接(jie)(jie)(jie),效果就會比較好,接(jie)(jie)(jie)頭(tou)處(chu)(chu)的(de)(de)損(sun)耗(hao)(hao)(hao)就小。
七、室內干線光纖電纜
室內干(gan)線(xian)(xian)光(guang)纖電(dian)纜(lan)往往需(xu)要同(tong)時(shi)用(yong)于話音、數據和視頻(pin)信(xin)號的(de)傳輸,并且(qie)還(huan)可(ke)能用(yong)于遙測與傳感器(qi)。干(gan)線(xian)(xian)光(guang)纜(lan)從集(ji)中的(de)端(duan)(duan)設(she)備(bei)進出(chu)點出(chu)發(fa)延伸(shen)到其它樓(lou)層,在各樓(lou)層經過光(guang)纖或電(dian)纜(lan)沿(yan)水平方向分布,連接到各個(ge)(ge)(ge)機柜中。干(gan)線(xian)(xian)部(bu)署要符合5-4-3規則5個(ge)(ge)(ge)網段(duan),就是(shi)一(yi)根同(tong)軸線(xian)(xian)最(zui)長(chang)500M,中間可(ke)接4個(ge)(ge)(ge)中繼設(she)備(bei)把這(zhe)5段(duan)線(xian)(xian)連起來,這(zhe)個(ge)(ge)(ge)5個(ge)(ge)(ge)網段(duan)只有3個(ge)(ge)(ge)可(ke)以接終端(duan)(duan)。因此這(zhe)個(ge)(ge)(ge)干(gan)線(xian)(xian)長(chang)度就是(shi)500米一(yi)根同(tong)軸電(dian)纜(lan),2500是(shi)500*5的(de)結果。
以上內容為大家介紹了數據中心網絡布線工程必備的七大件,相信大家對于數據中心網絡布線工程已經有了一個基本的認識。當然,如果您在數據中心網絡布線工程中遇到問題不能解決的時候,可以咨詢成都欣榮泰實業有限公司,本公司工程師一對一咨詢,為不同應用場景提供機房消防工程,機房 弱電工程, 機房綜合布線工程,弱(ruo)電安裝工程等。
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