{"type":"product","schema_version":"1.0","item_id":"b66765568","canonical_url":"https://tw.bid.yahoo.com/item/b66765568","title":"日本 NPW 水泵浦(water pump)","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-27T17:39:22.402Z","listing_type":"auction","current_price":900,"starting_price":900,"buy_now_price":null,"bid_count":0,"min_bid_increment":30,"auction_status":"unknown","ends_at":"2025-06-05T05:11:00.000Z","is_reserve_met":false,"seller":{"id":"Y6925012822","name":"BUBU安全制動","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/eb1adb94-2f56-4bdb-b635-e2c5f8f390df.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/f18b6e15-7f76-406f-bd17-a91c5bd41ce7.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/c81a2cf5-a58c-473a-bc97-f9f152a6570e.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"冷卻水是經過｢水泵浦｣才開始循環，送往水箱去 冷卻，所以水泵浦就是冷卻系統中的幕後｢推手｣。水泵浦的葉片是利用葉片間容積的變化，由小變大、吸入冷卻水，再由大變小、排出冷卻水，經過不斷地重複這 樣吸入、排出的動作，將水做成一個循環，由引擎本體將水送到水箱，再經由水箱風扇冷卻，送回引擎本體。如果水泵浦的葉片功能失效，冷卻系統也必然癱瘓，而導致葉片失效的原因只有一個，就是葉片磨損，而會造成葉片磨損的原因，就是潤滑不足及鐵鏽。水泵浦大多是透過正時皮帶來 帶動（也有以外部皮帶來帶動的水泵浦），所以它不太會有卡死的現象發生，不然正時系統就會馬上出現故障狀況。不過它在出現故障前，通常都會先出現｢異音｣ 的現象；吵雜的異音也提醒了它就快掛點的事實。潤滑不足、鐵鏽、使用年限太長等，都是會造成磨損的因素，不過它還有另一個可能的故障點就是墊圈老化而造成漏水。有許多冷卻系統的漏水現象不容易被直接查覺，而水泵浦漏水就是其中之一。水泵浦的排水功能不佳，也是會影響到冷卻效率，不過目前有許多進口車，都配有電動 水泵浦的設計，在機械式水泵浦的效率不佳時，它也會幫助冷卻系統維持正常的工作效能。","shipping_methods":[{"name":"宅配/貨運","fee":0,"currency":"TWD"},{"name":"面交/自取/不寄送","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","7-ELEVEN取貨付款"],"category_id":"2092073849","category_name":"其他底盤系統零件","breadcrumb":[{"id":"2092105204","name":"汽機車精品百貨","url":"/tw/%E6%B1%BD%E6%A9%9F%E8%BB%8A%E7%B2%BE%E5%93%81%E7%99%BE%E8%B2%A8-2092105204-category.html"},{"id":"2092052608","name":"汽車零件/配件","url":"/tw/%E6%B1%BD%E8%BB%8A%E9%9B%B6%E4%BB%B6-%E9%85%8D%E4%BB%B6-2092052608-category.html"},{"id":"2092073847","name":"車組零件","url":"/tw/%E8%BB%8A%E7%B5%84%E9%9B%B6%E4%BB%B6-2092073847-category.html"},{"id":"2092080719","name":"底盤系統","url":"/tw/%E5%BA%95%E7%9B%A4%E7%B3%BB%E7%B5%B1-2092080719-category.html"},{"id":"2092073849","name":"其他底盤系統零件","url":"/tw/%E5%85%B6%E4%BB%96%E5%BA%95%E7%9B%A4%E7%B3%BB%E7%B5%B1%E9%9B%B6%E4%BB%B6-2092073849-category.html"}],"view_count":0,"watch_count":2}