[{"data":1,"prerenderedAt":61},["ShallowReactive",2],{"q-105170-arch_construction-35":3},{"question":4,"neighbors":26,"sameNumber":45,"prev":34,"next":37},{"id":5,"classKey":6,"session":7,"year":8,"subject":9,"number":10,"groupStem":11,"ownStem":12,"stem":12,"options":13,"answer":18,"answerKind":20,"answerS":11,"answerNote":11,"images":21,"explanation":22,"withheld":11,"deepChars":23,"freq":24,"indexable":25},"arch-105170-801-0103-035","architect","105170",105,"建築構造與施工",35,null,"下列那項門五金不具有支承門扇自重之功能？",{"A":14,"B":15,"C":16,"D":17},"蝴蝶鉸鏈","門弓器","地鉸鏈","吊軌與滾輪",[19],"B","single",[],"本題考點：常見門五金的功能分工——哪些負擔門扇自重（鉸鏈、地鉸鏈、吊軌與滾輪），哪些只負責控制開關動作（門弓器）。\n【正解理由】判斷一個門五金「承不承重」，要看門扇的重量最後經由誰傳到門樘、地坪或上方構造。平開門的門扇重量由側邊鉸鏈傳到門樘，或由地鉸鏈的底部轉軸傳到地坪；推拉門、吊門的門扇重量則由滾輪懸吊在上方的吊軌上。門弓器（又稱閉門器）裝在門扇上緣與門樘之間，利用彈簧與油壓機構使開啟後的門自動且緩慢地關上，它對門扇施加的只是關閉的推力與緩衝阻尼，門扇的重量並不經由它傳遞；把門弓器拆掉，門扇仍靠鉸鏈掛在門樘上。《建築技術規則建築設計施工編》第 76 條要求常時關閉式防火門裝設「經開啟後可自行關閉之裝置」，門弓器正是用來達成這種自動關閉功能的五金，它的角色是「控制開關」，不是「支承」。故選 B。\n【逐項排除】\n(A) 具支承功能，非本題答案。蝴蝶鉸鏈屬於側裝鉸鏈（合頁）的一種，兩片葉片分別固定在門扇與門樘上，以中間的軸心讓門轉動；門扇自重經由葉片與螺絲傳到門樘，鉸鏈本身就是平開門最主要的承重五金。\n(B) 不具支承功能，為本題答案。門弓器只負責讓門自動關閉並控制關門速度，必須搭配鉸鏈或地鉸鏈才能掛住門扇；同時承重又能自動關閉的五金是地鉸鏈，不是門弓器。\n(C) 具支承功能，非本題答案。地鉸鏈埋設於門扇下方的地坪內，門扇底部套在它的轉軸上，上方再以頂軸定位；門扇重量由地鉸鏈向下傳到地坪，同時內建彈簧與油壓機構可使門自動回位。它是「支承加閉門」二合一的五金，這正是它與門弓器的差別，常用於厚重的玻璃門。\n(D) 具支承功能，非本題答案。吊軌與滾輪用於推拉門、吊門：滾輪掛在上方吊軌上，整片門扇懸吊於軌道，自重全部由滾輪與吊軌承受並傳到上方的樑或楣，地面通常只設導引件防止門扇擺動。\n【記憶點】鉸鏈、地鉸鏈、吊軌滾輪會「扛門重」，門弓器只管「把門關上」。",692,1,true,[27,30,33,36,39,42],{"number":28,"session":7,"stem":29},32,"下列有關鋼桁架的敘述，何者錯誤？",{"number":31,"session":7,"stem":32},33,"如下列參考圖示，有關隔震工法的敘述，何者錯誤？",{"number":34,"session":7,"stem":35},34,"下列水平走向的建築水電管線：①強電 ②給水 ③排水 ④污水，自上到下的排列順序何者正…",{"number":37,"session":7,"stem":38},36,"下列那一個工程項目一般歸屬於假設工程？",{"number":40,"session":7,"stem":41},37,"有關電梯的敘述，下列何者錯誤？",{"number":43,"session":7,"stem":44},38,"有關天花板之規劃與施工，下列敘述何者較不適當？",[46,49,52,55,58],{"number":10,"session":47,"stem":48},"114180","冷軋型鋼構造常應用於低樓層建築物的主要構造及屋頂外牆。下列關於冷軋型鋼構造之工法的敘…",{"number":10,"session":50,"stem":51},"113190","施工時對於拆除構造物時，下列規定何者錯誤？",{"number":10,"session":53,"stem":54},"112190","依據我國之國家標準，吸水率為 20%之面磚屬於下列那一類？",{"number":10,"session":56,"stem":57},"111180","依據建築物無障礙設施設計規範，有關無障礙廁所盥洗室之規定，下列何者錯誤？",{"number":10,"session":59,"stem":60},"110180","依建築技術規則建築構造編，有關架空吊車所受橫力，下列敘述何者錯誤？",1791863214608]