彈簧骨架是由(you)直徑4mm彈簧鋼絲在(zai)車床上(shang)(shang)繞成(cheng)，使用(yong)在(zai)長度3000mm以上(shang)(shang)的除(chu)塵濾(lv)袋上(shang)(shang)，上(shang)(shang)端(duan)掛(gua)在(zai)濾(lv)袋室的頂部，下端(duan)掛(gua)在(zai)花(hua)板鐵圈中的鉤子上(shang)(shang)。

梯形(xing)除塵骨(gu)(gu)架(jia)也稱梯形(xing)框架(jia)，是(shi)采(cai)用(yong)(yong)專用(yong)(yong)設備一次焊接成(cheng)型，梯形(xing)骨(gu)(gu)架(jia)的籠(long)骨(gu)(gu)采(cai)用(yong)(yong)扁(bian)形(xing)結構，籠(long)骨(gu)(gu)的縱筋和反撐環(huan)分布均勻，并有足夠的強度，防止損壞(huai)和