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產品型號:DLHF
廠商性質:生產廠家
所在地:上海市
更(geng)新(xin)時間(jian):2022-12-15
產品簡介:
本目錄是上海(hai)徐吉電氣有(you)限公司為您精心選購的:
【DLHF】
單極H型銅膨脹段(伸縮節)
額定電流 | 600A | 800A | 1000A | 1250A |
標準型相線 | HXPnR-H-600A | HXPnR-H-800A | HXPnR-H-1000A | HXPnR-H-1250A |
標準型地線 | HXPnR-H-600A | HXPnR-H-800A | HXPnR-H-1000A | HXPnR-H-1250A |
耐熱型 | 耐熱 | 耐熱 | 耐熱 | 耐熱 |
重量(kg) | 14.00 | 16.00 | 20.00 | 22.00 |
膨脹系統1.包括插入一根6米長的滑導線中的一級滑動部件 2.重疊在一起的銅條可以作為滑導線的接觸面,而且可以保證導電的連續性。
銅桿在滑套3中滑動,從而起到機械的導向作用和可靠電接觸。
zui大間隙為200mm 每(mei)個膨脹系統(tong)由一(yi)導(dao)體護(hu)套4和一(yi)接口(kou)護(hu)套5給予保護(hu)。在接口(kou)護(hu)套的兩端(duan)內扣裝一(yi)端(duan)蓋!
膨脹段原(yuan)理分析與(yu)描述
膨(peng)脹段(duan)(duan)是根(gen)據滑(hua)(hua)(hua)(hua)觸(chu)線(xian)在(zai)不(bu)(bu)同溫(wen)(wen)度環境工作的(de)(de)(de)情況下(xia),對(dui)(dui)滑(hua)(hua)(hua)(hua)觸(chu)線(xian)在(zai)熱脹冷縮(suo)時(shi)(shi)所產生的(de)(de)(de)直線(xian)形變(bian)(型 材(cai)擠壓對(dui)(dui)頂)和冷縮(suo)時(shi)(shi)(型材(cai)收縮(suo))而(er)(er)造(zao)成(cheng)斷(duan)電(dian)(dian)(dian)而(er)(er)設(she)(she)(she)計的(de)(de)(de)。它由兩個可移動(dong)(dong)段(duan)(duan)與(yu)(yu)滑(hua)(hua)(hua)(hua)觸(chu)線(xian)干線(xian)本體直截串(chuan)聯連(lian)接而(er)(er)成(cheng),其(qi)基本原理為(wei):它由相對(dui)(dui)的(de)(de)(de)靜(jing)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)和動(dong)(dong)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)疊插(cha)組成(cheng)一個與(yu)(yu)滑(hua)(hua)(hua)(hua)觸(chu)線(xian)本體截面相吻合的(de)(de)(de)過(guo)渡體,在(zai)滑(hua)(hua)(hua)(hua)觸(chu)線(xian)環境溫(wen)(wen)度變(bian)化時(shi)(shi)可自(zi)由地進(jin)行(xing)直線(xian)移動(dong)(dong)。由于(yu)(yu)靜(jing)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)和動(dong)(dong)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)疊插(cha)后,無(wu)論怎樣(yang)伸(shen)展與(yu)(yu)收縮(suo),它都能夠(gou)給集電(dian)(dian)(dian)器(qi)的(de)(de)(de)電(dian)(dian)(dian)刷(shua)一個直線(xian)過(guo)渡的(de)(de)(de)平面,從而(er)(er)克(ke)服(fu)了較早時(shi)(shi)期(qi)膨(peng)脹接頭而(er)(er)帶來(lai)的(de)(de)(de)膨(peng)脹范(fan)(fan)圍窄(zhai),集電(dian)(dian)(dian)器(qi)電(dian)(dian)(dian)刷(shua)跨(kua)越困難而(er)(er)造(zao)成(cheng)斷(duan)電(dian)(dian)(dian),接觸(chu)面變(bian)小而(er)(er)跳火(huo)等故障。由于(yu)(yu)靜(jing)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)和動(dong)(dong)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)兩端與(yu)(yu)滑(hua)(hua)(hua)(hua)線(xian)本體直截連(lian)接后,同時(shi)(shi)又設(she)(she)(she)置(zhi)兩根(gen)滑(hua)(hua)(hua)(hua)動(dong)(dong)導(dao)桿將靜(jing)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)和動(dong)(dong)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)穿(chuan)插(cha)導(dao)向,因此,它具有良好的(de)(de)(de)同軸度。與(yu)(yu)此同時(shi)(shi),在(zai)靜(jing)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)和動(dong)(dong)態(tai)(tai)滑(hua)(hua)(hua)(hua)片(pian)(pian)兩端的(de)(de)(de)上方還設(she)(she)(she)置(zhi)兩根(gen)與(yu)(yu)滑(hua)(hua)(hua)(hua)接片(pian)(pian)相并聯的(de)(de)(de)軟電(dian)(dian)(dian)纜,從而(er)(er)穩定和增加該膨(peng)脹段(duan)(duan)的(de)(de)(de)載流(liu)量,使整個系(xi)統不(bu)(bu)致于(yu)(yu)因膨(peng)脹段(duan)(duan)的(de)(de)(de)設(she)(she)(she)置(zhi)而(er)(er)影響整線(xian)額定載流(liu)量 .膨(peng)脹段(duan)(duan)的(de)(de)(de)可伸(shen)縮(suo)范(fan)(fan)圍可在(zai) 0~200mm之間(jian)調節,可以吸(xi)收滑(hua)(hua)(hua)(hua)線(xian)導(dao)軌本體材(cai)料(liao)為(wei)鋁(lv)、銅,膨(peng)脹點距(ju)離150米/段(duan)(duan)、周邊(bian)環境溫(wen)(wen)度-40℃~+115℃時(shi)(shi),所產生膨(peng)脹系(xi)數而(er)(er)引(yin)發的(de)(de)(de)伸(shen)縮(suo)距(ju)離,并使集電(dian)(dian)(dian)器(qi)能順(shun)暢通過(guo)而(er)(er)不(bu)(bu)影響其(qi)供電(dian)(dian)(dian)質量。
服務熱線
021-56412027
13818304482
13917842543
021-56412027
021-56422486
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