手拉葫蘆的結(jié)構(gòu):   

 組成部件：1.吊鉤 2.雙簧 3.止索夾4.無頭鉚釘5.起重鏈條6.銘牌7.十字槽螺釘8.彈簧墊圈9.罩殼10.六角扁螺母11.外墻板12.滾柱片13.齒輪(甲、乙)14.四齒短軸15.五齒長軸16.彈性擋圈17.花鍵孔齒輪18.鉤梁19.支撐桿20.鋼球21.緊定螺釘22.軸承外圈23.導(dǎo)柱24.起重鏈輪25.左墻板26.棘爪銷27.棘爪28.棘爪彈簧29.制動器座30.摩擦片31.手鏈條32.開口銷33.鋼套34.右墻板35.六角槽型扁螺母36.吊鏈板37.擋板38.擋板銷39.吊銷40.安全擋板41.插銷42.棘輪43.連接環(huán)44.手鏈輪45.手鏈輪罩殼46.游輪擋板47.游輪軸48.封閉下構(gòu)架49.游輪50滾針51.六角螺栓52.擋圈53.下構(gòu)架54.下構(gòu)架吊銷55.橫梁56.開口銷57.橫銷58.游輪架59.上鉤軸60.軸用擋圈61.軸用擋圈62.上游軸輪63.游輪64.滾針65.游輪擋圈66.下構(gòu)架67.軸用擋圈68.下游軸輪69.下游輪擋圈70.滾針71.下游輪72.軸用擋圈73.下鉤軸