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救生圈 我有新說法
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救生圈是指水上救生設(shè)備的一種,通常由軟木、泡沫塑料或其他比重較小的輕型材料制成,外面包上帆布、塑料等。供游泳練習(xí)使用的救生圈也可以用橡膠制成,內(nèi)充空氣,也叫作橡皮圈。

分類

船用救生圈整體式救生圈 [1]  integral life buoy(采用圈體一次整體成型工藝制造的救生圈)

外殼內(nèi)充式救生圈 stuffing life buoy(采用圈體外殼整體成型、內(nèi)部填充材料的工藝制造的救生圈)

救生圈按制造工藝分為:A型——整體式救生圈 ,B型——外殼內(nèi)充式救生圈

標記示例

整體式救生圈標記為:救生圈 GB4302—2007A

外殼內(nèi)充式救生圈標記為:救生圈 GB4302—2007B

生產(chǎn)要求

外觀

救生圈外表顏色應(yīng)為橙紅色,且無色差。

救生圈表面應(yīng)無凹凸、無開裂。

沿救生圈周長四個相等間距位置,應(yīng)環(huán)繞貼有50㎜寬度的逆向反光帶。

每個救生圈上應(yīng)標明其名稱、制造廠名、制造編號、制造日期及批號、檢驗機構(gòu)檢驗標志。

尺寸

救生圈外徑應(yīng)不大于800㎜,內(nèi)徑應(yīng)不小于400㎜。

救生圈外圍應(yīng)裝有直徑不小于9.5㎜、長度不小于救生圈外徑四倍的可浮把手索。此索應(yīng)緊固在圈體周邊四個等距位置上,并形成四個等長的索環(huán)。

重量

救生圈重量應(yīng)大于2.5 ㎏。配有自發(fā)煙霧信號和自亮浮燈所附速拋裝置的救生圈,重量應(yīng)大于4 ㎏。

材料

整體式救生圈的材料和外殼內(nèi)充式救生圈的內(nèi)充材料應(yīng)采用閉孔型發(fā)泡材料。

性能

救生圈應(yīng)耐高低溫,無皺縮、破裂、膨脹、分解。

救生圈從規(guī)定高度投落后,應(yīng)無開裂或破碎。

救生圈應(yīng)耐油,無皺縮、破裂、膨脹、分解。

救生圈應(yīng)耐火,不應(yīng)燃燒或過火后繼續(xù)融化。

救生圈應(yīng)能支承14.5kg的鐵塊在淡水中持續(xù)漂浮24h。

救生圈在自由懸掛情況下,應(yīng)能承受90kg重量持續(xù)30min而無破裂和變形。

對于配有自發(fā)煙霧信號和自亮浮燈所附速拋裝置的救生圈,釋放時應(yīng)能觸發(fā)該裝置。

當(dāng)救生圈被自由的懸掛時的時候,它應(yīng)該是可以在三十分鐘承受九十公斤的重物的,且在這一時間段內(nèi),救生圈不會破裂,更不會變形。

屬具

救生圈可配有屬具,包括可浮救生索、自亮浮燈或自發(fā)煙霧信號。

區(qū)分

游泳圈不是救生圈 [2]  ,千萬不能作為救生用具使用。游泳圈與救生圈執(zhí)行的國家標準是不一樣的,救生圈是起救生作用的,它具有很多附屬功能;而游泳圈被定義為水上玩具,執(zhí)行的只是玩具標準。因此,與真正的救生圈相比,玩具游泳圈容易破損漏氣,抗壓能力很差,極易爆裂,塑料表面遇水濕滑,較難抓握,只能在水上休閑運動中起到一定的輔助或保護作用,如果帶到深水區(qū)則具有危險性。

選購

救生圈是救生設(shè)備中的一個主要種類,通常是作為水上救災(zāi)及相關(guān)生產(chǎn)經(jīng)營過程中的安全防護產(chǎn)品。

我國國內(nèi)救生圈產(chǎn)品主要形式種類有聚苯乙烯包布救生圈、聚氨酯聚乙烯復(fù)合救生圈和結(jié)皮型聚乙烯救生圈3種。

由于救生圈產(chǎn)品質(zhì)量參差不齊,價格不一及應(yīng)用范圍不同,所以采購時應(yīng)認真選擇符合配置要求的救生圈 [2]  。

1、合格的救生圈產(chǎn)品,應(yīng)當(dāng)具有相關(guān)的材料檢驗報告、型式試驗報告及船栓檢驗證書。

2、國內(nèi)合格救生圈產(chǎn)品的參考成本價是:聚苯乙烯包布救生圈約55元/只,結(jié)皮型聚乙烯救生圈約100元/只左右。因此,價格過分便宜的救生圈很可能是偷工減料的產(chǎn)品,應(yīng)當(dāng)謹慎選購。

3、有條件的情況下,要求商家依據(jù)標準規(guī)范要求,對救生圈的重量、縫線質(zhì)量、強度、飄浮性、耐高溫性及抗損壞能力等項目指標進行必要的核查。

注意事項

救生圈裝箱時應(yīng)注意不使圈體發(fā)生變形,運輸中應(yīng)不受損壞。救生圈應(yīng)存放在干燥的庫房內(nèi),且應(yīng)平放。

雖然因救生圈出現(xiàn)質(zhì)量問題而引發(fā)的投訴極少,但任何正規(guī)產(chǎn)品都應(yīng)具備廠名、廠址、合格證、生產(chǎn)日期等基本要素。同時生產(chǎn)時應(yīng)按照相關(guān)質(zhì)量標準進行操作,而且應(yīng)附有中文字樣的使用說明。質(zhì)監(jiān)部門提醒廣大市民,救生圈由于是一種特殊的救生設(shè)備,選購時一定要留個心眼,以免游泳時釀下大禍。

參考資料

參考資料編輯區(qū)域


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