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橡膠護舷質量安全的重要性

發布時間(jian):2018-11-20來源(yuan):點(dian)擊(ji):13130

  隨(sui)著我國(guo)航(hang)(hang)運(yun)業的(de)發展,碼頭和(he)(he)船用(yong)護(hu)舷(xian)(xian)(xian)的(de)需求(qiu)越(yue)(yue)來(lai)越(yue)(yue)多(duo),對(dui)護(hu)舷(xian)(xian)(xian)性能的(de)要(yao)求(qiu)也越(yue)(yue)來(lai)越(yue)(yue)高(gao)。其中(zhong),橡(xiang)膠護(hu)舷(xian)(xian)(xian)因良好的(de)韌性和(he)(he)耐沖(chong)擊(ji)性應用(yong)最為(wei)廣泛。目前,我國(guo)橡(xiang)膠護(hu)舷(xian)(xian)(xian)生(sheng)產(chan)廠(chang)家眾多(duo),產(chan)品(pin)良莠不齊,一些廠(chang)家為(wei)在激烈的(de)市場競爭中(zhong)生(sheng)存,片面以(yi)低(di)價(jia)競爭為(wei)主(zhu)要(yao)手(shou)段,不嚴格遵守有關標(biao)準和(he)(he)工藝(yi)、采用(yong)低(di)質原材料或(huo)過多(duo)使用(yong)再生(sheng)膠以(yi)降(jiang)低(di)成(cheng)本(ben),這給碼頭和(he)(he)船舶靠泊安全帶來(lai)極大隱(yin)患(huan)。有關專家表示,橡(xiang)膠護(hu)舷(xian)(xian)(xian)生(sheng)產(chan)商(shang)應嚴格執行國(guo)家有關標(biao)準,嚴格工藝(yi)流程,增強自主(zhu)創(chuang)新能力,不斷(duan)提(ti)高(gao)產(chan)品(pin)質量(liang),為(wei)我國(guo)航(hang)(hang)運(yun)業和(he)(he)造船業提(ti)供可靠、安全的(de)產(chan)品(pin)。

  據了解,目前市場上(shang)的(de)(de)橡(xiang)膠護(hu)(hu)(hu)(hu)(hu)舷有多(duo)種類型(xing),主要有壓曲型(xing)、充氣型(xing)、側向(xiang)受荷圓(yuan)柱(zhu)型(xing)(鼓型(xing))、對接V型(xing)(即X型(xing))和柔性(xing)樁(zhuang)型(xing)。廠家在設計和生產(chan)橡(xiang)膠護(hu)(hu)(hu)(hu)(hu)舷時要考慮(lv)作用(yong)于(yu)船(chuan)(chuan)(chuan)體(ti)(ti)和碼(ma)頭靠船(chuan)(chuan)(chuan)構件的(de)(de)反(fan)力、護(hu)(hu)(hu)(hu)(hu)舷吸收船(chuan)(chuan)(chuan)舶(bo)(bo)動能后變形的(de)(de)大小、護(hu)(hu)(hu)(hu)(hu)舷變形產(chan)生作用(yong)于(yu)船(chuan)(chuan)(chuan)體(ti)(ti)的(de)(de)反(fan)力、護(hu)(hu)(hu)(hu)(hu)舷的(de)(de)相對剛度(du)、非正向(xiang)擠靠時護(hu)(hu)(hu)(hu)(hu)舷吸能的(de)(de)有效性(xing)、護(hu)(hu)(hu)(hu)(hu)舷使(shi)船(chuan)(chuan)(chuan)舶(bo)(bo)靠泊速度(du)減速的(de)(de)速率、護(hu)(hu)(hu)(hu)(hu)舷系統與(yu)船(chuan)(chuan)(chuan)體(ti)(ti)間(jian)的(de)(de)摩擦系數、護(hu)(hu)(hu)(hu)(hu)舷系統和支撐構件的(de)(de)基建(jian)投資及其維護(hu)(hu)(hu)(hu)(hu)費用(yong)、船(chuan)(chuan)(chuan)體(ti)(ti)與(yu)護(hu)(hu)(hu)(hu)(hu)舷的(de)(de)接觸方式等諸多(duo)因素。用(yong)戶可根(gen)據實際選用(yong)不同(tong)類型(xing)的(de)(de)橡(xiang)膠護(hu)(hu)(hu)(hu)(hu)舷,除(chu)拖船(chuan)(chuan)(chuan)、小型(xing)船(chuan)(chuan)(chuan)舶(bo)(bo)外,大噸位(wei)船(chuan)(chuan)(chuan)舶(bo)(bo)一般不配備(bei)橡(xiang)膠護(hu)(hu)(hu)(hu)(hu)舷,靠泊時主要利(li)用(yong)充氣型(xing)橡(xiang)膠護(hu)(hu)(hu)(hu)(hu)舷等來(lai)保護(hu)(hu)(hu)(hu)(hu)碼(ma)頭和船(chuan)(chuan)(chuan)體(ti)(ti)。

  相對造船(chuan)業(ye)的船(chuan)用(yong)主機(ji)、船(chuan)板等配套市場來(lai)說,橡膠(jiao)(jiao)護(hu)(hu)(hu)舷的市場容量(liang)不是很大(da),競(jing)爭非常激烈。中海橡(青島)實業(ye)有(you)限公司副(fu)總經理李海鍔介(jie)紹(shao)說,國內每年橡膠(jiao)(jiao)護(hu)(hu)(hu)舷的市場容量(liang)為20多(duo)億元,知名度較(jiao)(jiao)高的生(sheng)廠商也(ye)就(jiu)3、4家,其主要面向(xiang)骨干(gan)港口和(he)造船(chuan)企業(ye),訂(ding)制產(chan)品較(jiao)(jiao)多(duo),因(yin)此(ci)市場份額高、效益也(ye)較(jiao)(jiao)好。而一些生(sheng)產(chan)通用(yong)型產(chan)品較(jiao)(jiao)多(duo)、利潤薄(bo)的生(sheng)產(chan)商只能采(cai)取低(di)價競(jing)爭策略(lve),甚至不惜采(cai)用(yong)低(di)質材料或采(cai)用(yong)高比例再生(sheng)膠(jiao)(jiao)以謀(mou)求降(jiang)低(di)成本,這(zhe)在江蘇某橡膠(jiao)(jiao)護(hu)(hu)(hu)舷生(sheng)產(chan)廠家聚集較(jiao)(jiao)多(duo)的地區(qu)比較(jiao)(jiao)普遍。李海鍔指出,低(di)質橡膠(jiao)(jiao)護(hu)(hu)(hu)舷危害極大(da),不僅使用(yong)壽命短,而且(qie)一旦破損將給碼頭和(he)靠泊船(chuan)舶帶(dai)來(lai)嚴重損傷。

  負責(ze)我(wo)國(guo)(guo)(guo)(guo)橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)護舷(xian)(xian)(xian)標(biao)(biao)準(zhun)制修(xiu)訂(ding)和技(ji)(ji)術(shu)歸口(kou)管理的(de)全(quan)國(guo)(guo)(guo)(guo)橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)與橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)制品(pin)標(biao)(biao)準(zhun)化技(ji)(ji)術(shu)委(wei)員會(hui)橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)雜品(pin)分技(ji)(ji)術(shu)委(wei)員會(hui)秘書長宋寶清(qing)對(dui)此(ci)也(ye)深有同(tong)感。目(mu)前,我(wo)國(guo)(guo)(guo)(guo)實心橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)護舷(xian)(xian)(xian)所采用的(de)標(biao)(biao)準(zhun)是《GB/T 21537-2008 錐型(xing)橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)護舷(xian)(xian)(xian)》和《HG/T 2866-2003 橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)護舷(xian)(xian)(xian)》,充氣式橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)護舷(xian)(xian)(xian)采用的(de)是《CB-T 3948 船用充氣橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)靠球》和ISO17357:2002 《High pressure Floating pneumatic rubber fenders》,而填(tian)充式漂浮(fu)橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)護舷(xian)(xian)(xian)是近(jin)幾年(nian)才出現的(de)新產(chan)(chan)品(pin),目(mu)前尚無國(guo)(guo)(guo)(guo)際標(biao)(biao)準(zhun)以(yi)及行(xing)(xing)業標(biao)(biao)準(zhun)。宋寶清(qing)指出,我(wo)國(guo)(guo)(guo)(guo)各(ge)類(lei)橡(xiang)(xiang)(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)護舷(xian)(xian)(xian)標(biao)(biao)準(zhun)與國(guo)(guo)(guo)(guo)外相(xiang)比并不(bu)落后,但(dan)生(sheng)(sheng)產(chan)(chan)廠家(jia)執行(xing)(xing)標(biao)(biao)準(zhun)的(de)參(can)差不(bu)齊使(shi)產(chan)(chan)品(pin)良(liang)莠不(bu)齊,這(zhe)(zhe)給我(wo)國(guo)(guo)(guo)(guo)航運業和造(zao)船業發展(zhan)帶來隱患。她表(biao)示(shi),在原(yuan)材料中加入再生(sheng)(sheng)膠(jiao)(jiao)(jiao)(jiao)可較好改善加工(gong)性能,而且(qie)符合綠色環保要求(qiu),至于加多少(shao)再生(sheng)(sheng)膠(jiao)(jiao)(jiao)(jiao)會(hui)對(dui)產(chan)(chan)品(pin)質(zhi)量(liang)和使(shi)用壽命產(chan)(chan)生(sheng)(sheng)不(bu)利影(ying)響(xiang),目(mu)前尚無定量(liang)分析(xi)數據(ju),因此(ci)對(dui)使(shi)用再生(sheng)(sheng)膠(jiao)(jiao)(jiao)(jiao)不(bu)能簡(jian)單否定。但(dan)采用優(you)質(zhi)原(yuan)材料是保證產(chan)(chan)品(pin)質(zhi)量(liang)的(de)重(zhong)要基(ji)礎,這(zhe)(zhe)點毋庸置疑。

  橡(xiang)(xiang)膠(jiao)護舷(xian)在造(zao)(zao)船(chuan)企(qi)業(ye)主(zhu)要用作船(chuan)舶靠(kao)泊碼頭舾裝(zhuang)時的安全(quan)防護。揚州遠(yuan)望橡(xiang)(xiang)膠(jiao)護舷(xian)有關人(ren)士表示,產(chan)品的質量是第一位(wei)的。如(ru)果新船(chuan)在碼頭舾裝(zhuang)時因橡(xiang)(xiang)膠(jiao)護舷(xian)質量問題而發生(sheng)碰(peng)撞(zhuang)事故,進(jin)而導(dao)致船(chuan)體受損,新船(chuan)將不得不返工修理甚至造(zao)(zao)成拖期。雖(sui)然相(xiang)對港口來說,橡(xiang)(xiang)膠(jiao)護舷(xian)并(bing)不屬(shu)于(yu)造(zao)(zao)船(chuan)企(qi)業(ye)的主(zhu)要生(sheng)產(chan)設施,船(chuan)廠也比(bi)較(jiao)注(zhu)重橡(xiang)(xiang)膠(jiao)護舷(xian)的性(xing)價(jia)比(bi),但是產(chan)品質量絕不能忽視。

  對(dui)標(biao)國(guo)外(wai)先(xian)(xian)進(jin)企業,嚴格執(zhi)行標(biao)準(zhun)(zhun),加強(qiang)企業自主(zhu)創(chuang)新能力,是橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)護(hu)(hu)(hu)舷(xian)(xian)(xian)產(chan)(chan)(chan)業規范(fan)、可持續(xu)發展的必由(you)之路(lu)。專家表示,我國(guo)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)護(hu)(hu)(hu)舷(xian)(xian)(xian)生(sheng)產(chan)(chan)(chan)商(shang)應(ying)緊密跟蹤國(guo)外(wai)智能護(hu)(hu)(hu)舷(xian)(xian)(xian)技(ji)術發展趨勢,主(zhu)動對(dui)標(biao)并采用國(guo)外(wai)先(xian)(xian)進(jin)標(biao)準(zhun)(zhun),增強(qiang)自主(zhu)創(chuang)新能力,不斷(duan)提(ti)高產(chan)(chan)(chan)品性能,努力實(shi)現產(chan)(chan)(chan)品不斷(duan)升(sheng)級。同時要自律(lv)自強(qiang),將精力放(fang)在降低(di)成本(ben)和提(ti)高產(chan)(chan)(chan)品質(zhi)量上(shang),不搞低(di)價惡性競爭。此(ci)外(wai),在遵守世界(jie)貿(mao)易(yi)組織(zhi)有(you)關協議、規定的大框架下,我國(guo)應(ying)加大橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)船舷(xian)(xian)(xian)標(biao)準(zhun)(zhun)制修訂和執(zhi)行檢查力度,加大橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)護(hu)(hu)(hu)舷(xian)(xian)(xian)質(zhi)量對(dui)碼頭(tou)和船舶安全(quan)重(zhong)要性的宣(xuan)傳力度,規范(fan)市場(chang)秩(zhi)序(xu),讓低(di)質(zhi)橡(xiang)(xiang)(xiang)膠(jiao)(jiao)(jiao)護(hu)(hu)(hu)舷(xian)(xian)(xian)難以生(sheng)產(chan)(chan)(chan)、沒有(you)市場(chang)。

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