JD3-25/70 25²大三極滑觸(chu)線集(ji)電(dian)(dian)(dian)器(qi)系(xi)(xi)統(tong)中集(ji)電(dian)(dian)(dian)側拾(shi)取電(dian)(dian)(dian)能的(de)(de)主(zhu)要裝置，它通(tong)過集(ji)電(dian)(dian)(dian)刷(shua)與導(dao)軌(gui)(gui)的(de)(de)滑動(dong)(dong)接觸(chu)，將電(dian)(dian)(dian)能直(zhi)接傳導(dao)至用電(dian)(dian)(dian)器(qi)，從而實現系(xi)(xi)統(tong)的(de)(de)移(yi)動(dong)(dong)供電(dian)(dian)(dian)。集(ji)電(dian)(dian)(dian)器(qi)由(you)機械(xie)結構的(de)(de)張力裝置和直(zhi)接與導(dao)軌(gui)(gui)滑動(dong)(dong)接觸(chu)的(de)(de)集(ji)電(dian)(dian)(dian)刷(shua)兩(liang)部分組成。

機械結構(gou)的(de)(de)(de)張(zhang)力(li)裝置決定集(ji)電(dian)刷(shua)與導(dao)軌的(de)(de)(de)滑(hua)動接觸(chu)壓力(li)和機構(gou)的(de)(de)(de)穩定性，集(ji)電(dian)刷(shua)則是導(dao)軌滑(hua)動接觸(chu)拾取電(dian)能的(de)(de)(de)導(dao)體(ti)，它的(de)(de)(de)性能和導(dao)電(dian)質量以(yi)及材料結構(gou)成分的(de)(de)(de)優(you)劣，將直(zhi)接影響整個系(xi)統設(she)備的(de)(de)(de)安全運行質量。

JD3-25/70 25²大三極滑(hua)觸線(xian)(xian)集(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)又稱(cheng)為滑(hua)觸線(xian)(xian)集(ji)電(dian)(dian)(dian)(dian)(dian)器(qi)，在滑(hua)觸線(xian)(xian)上(shang)(shang)電(dian)(dian)(dian)(dian)(dian)流通過受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)傳導至(zhi)用電(dian)(dian)(dian)(dian)(dian)設(she)備(bei)上(shang)(shang)，受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)安(an)裝在受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)支(zhi)架上(shang)(shang)，而(er)受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)支(zhi)架安(an)裝在運動的(de)設(she)備(bei)上(shang)(shang)。隨設(she)備(bei)移動，受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)上(shang)(shang)的(de)碳(tan)刷在滑(hua)觸線(xian)(xian)內移動，實(shi)現不間(jian)斷供電(dian)(dian)(dian)(dian)(dian)，受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)容(rong)量必須與(yu)導線(xian)(xian)的(de)容(rong)量匹配。常規上(shang)(shang)受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)有100A、250A等規格。當用一(yi)(yi)(yi)個(ge)受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)容(rong)量不足時(shi)，可以在一(yi)(yi)(yi)根導線(xian)(xian)上(shang)(shang)并接兩個(ge)受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)使(shi)用，容(rong)量加倍(bei)，受(shou)電(dian)(dian)(dian)(dian)(dian)器(qi)上(shang)(shang)的(de)碳(tan)刷是含銅碳(tan)基壓而(er)制成的(de)，堅韌耐壓，導電(dian)(dian)(dian)(dian)(dian)性能好，有一(yi)(yi)(yi)定(ding)的(de)潤(run)滑(hua)性，磨損至(zhi)一(yi)(yi)(yi)定(ding)程度后需及時(shi)更(geng)換(huan)。

JD3-25/70 25² 大(da)(da)三極(ji)滑觸線(xian)(xian)(xian)集電(dian)(dian)器(qi)大(da)(da)三極(ji)、雙電(dian)(dian)刷(shua)(shua)(shua)、普(pu)通轉(zhuan)(zhuan)彎、轉(zhuan)(zhuan)彎、大(da)(da)頭雙電(dian)(dian)刷(shua)(shua)(shua)、高(gao)低腳(jiao)轉(zhuan)(zhuan)彎、高(gao)低腳(jiao)、多極(ji)滑觸線(xian)(xian)(xian)集電(dian)(dian)器(qi)普(pu)通型四極(ji)、高(gao)低腳(jiao)四極(ji)、普(pu)通型、普(pu)四極(ji)ZJG、小雙電(dian)(dian)刷(shua)(shua)(shua)、五(wu)極(ji)、四極(ji)、雙蓋雙孔、六極(ji)轉(zhuan)(zhuan)彎、小七(qi)極(ji)管、大(da)(da)七(qi)極(ji)管、八(ba)極(ji)轉(zhuan)(zhuan)彎、十(shi)極(ji)管、十(shi)六極(ji)、防塵雙電(dian)(dian)刷(shua)(shua)(shua)、大(da)(da)四極(ji)、四線(xian)(xian)(xian)插座多極(ji)滑觸線(xian)(xian)(xian)集電(dian)(dian)器(qi)。