新型防(fang)洪(hong)(hong)挡水(shui)(shui)(shui)(shui)(shui)(shui)板(ban)(ban)(ban)主体采用(yong)高(gao)强度(du)铝合金(jin)板(ban)(ban)(ban)材(cai)(cai),具(ju)有高(gao)强度(du)、韧(ren)性(xing)好(hao)(hao)(hao)、抗(kang)(kang)压好(hao)(hao)(hao)等特点(dian)近几年被广泛应(ying)用(yong)于(yu)(yu)防(fang)洪(hong)(hong)防(fang)汛应(ying)急项目中(zhong);防(fang)洪(hong)(hong)挡水(shui)(shui)(shui)(shui)(shui)(shui)板(ban)(ban)(ban)灵(ling)魂(hun)在(zai)于(yu)(yu)铝合金(jin)板(ban)(ban)(ban)材(cai)(cai),高(gao)强度(du)抗(kang)(kang)压,韧(ren)性(xing)好(hao)(hao)(hao);好(hao)(hao)(hao)的铝合金(jin)主板(ban)(ban)(ban)经(jing)过几十年都不会变形,依然保持(chi)其稳定性(xing)等特点(dian)所以被广泛应(ying)用(yong)在(zai)防(fang)洪(hong)(hong)挡水(shui)(shui)(shui)(shui)(shui)(shui)板(ban)(ban)(ban);防(fang)汛挡板(ban)(ban)(ban)结构(gou)不仅(jin)由铝合金(jin)主体组成,还包括中(zhong)铝柱,侧立(li)柱、三(san)角背斜撑等配件。防(fang)洪(hong)(hong)挡水(shui)(shui)(shui)(shui)(shui)(shui)板(ban)(ban)(ban)灵(ling)魂(hun)在(zai)于(yu)(yu)铝合金(jin)板(ban)(ban)(ban)材(cai)(cai),但是(shi)今天(tian)小(xiao)编介绍是(shi)铝合金(jin)防(fang)洪(hong)(hong)板(ban)(ban)(ban)“灵(ling)魂(hun)伴(ban)侣”-止水(shui)(shui)(shui)(shui)(shui)(shui)胶(jiao)(jiao)条(tiao);挡水(shui)(shui)(shui)(shui)(shui)(shui)板(ban)(ban)(ban)主体板(ban)(ban)(ban)材(cai)(cai)与板(ban)(ban)(ban)材(cai)(cai)之间及立(li)柱之间是(shi)有空隙的,中(zhong)间空隙链接(jie)都是(shi)选(xuan)用(yong)密封(feng)(feng)胶(jiao)(jiao)条(tiao)衔接(jie),中(zhong)间密封(feng)(feng)条(tiao)选(xuan)择不好(hao)(hao)(hao),挡水(shui)(shui)(shui)(shui)(shui)(shui)板(ban)(ban)(ban)板(ban)(ban)(ban)块渗水(shui)(shui)(shui)(shui)(shui)(shui)是(shi)常(chang)见问题(ti)。而良成挡水(shui)(shui)(shui)(shui)(shui)(shui)板(ban)(ban)(ban)止水(shui)(shui)(shui)(shui)(shui)(shui)胶(jiao)(jiao)条(tiao)多(duo)选(xuan)择这种三(san)元乙丙橡胶(jiao)(jiao),弹性(xing)好(hao)(hao)(hao),耐(nai)腐(fu)蚀(shi);此止水(shui)(shui)(shui)(shui)(shui)(shui)胶(jiao)(jiao)条(tiao)也具(ju)有长(zhang)期抗(kang)(kang)严寒、炎热、干燥、潮湿的能(neng)力,对雨雪水(shui)(shui)(shui)(shui)(shui)(shui)的侵蚀(shi)有极(ji)好(hao)(hao)(hao)的抗(kang)(kang)耐(nai)蚀(shi)性(xing),长(zhang)期在(zai)100-120℃下(xia)使用(yong),在(zai)140-150℃下(xia)亦可在(zai)相当(dang)长(zhang)的期间内保持(chi)有效的物(wu)理(li)特性(xing),短(duan)时间内可耐(nai)230-260℃高(gao)温(wen),完(wan)全(quan)可以延长(zhang)胶(jiao)(jiao)条(tiao)的使用(yong)寿命;由于(yu)(yu)具(ju)备良好(hao)(hao)(hao)物(wu)理(li)机(ji)(ji)械性(xing)能(neng),常(chang)常(chang)被用(yong)于(yu)(yu)制造飞机(ji)(ji)、船舶、高(gao)低压开(kai)关柜、潜水(shui)(shui)(shui)(shui)(shui)(shui)制品及其防(fang)洪(hong)(hong)密封(feng)(feng)产(chan)品中(zhong)。
挡(dang)水(shui)(shui)板(ban)止(zhi)(zhi)(zhi)(zhi)水(shui)(shui)胶(jiao)条(tiao)(tiao)(tiao)工作原理是,当(dang)洪水(shui)(shui)来临,水(shui)(shui)压冲击(ji)铝合金挡(dang)水(shui)(shui)板(ban),板(ban)材(cai)与板(ban)材(cai)之(zhi)(zhi)间(jian)挤压止(zhi)(zhi)(zhi)(zhi)水(shui)(shui)胶(jiao)条(tiao)(tiao)(tiao),使(shi)其之(zhi)(zhi)间(jian)达到(dao)密(mi)封性作用,也就是说因为止(zhi)(zhi)(zhi)(zhi)水(shui)(shui)胶(jiao)条(tiao)(tiao)(tiao)发生弹性变形,当(dang)止(zhi)(zhi)(zhi)(zhi)水(shui)(shui)胶(jiao)条(tiao)(tiao)(tiao)密(mi)封接(jie)触(chu)面上(shang)造成接(jie)触(chu)压力,接(jie)触(chu)压力大于被密(mi)封介质的(de)内(nei)压,就密(mi)封性好,反(fan)之(zhi)(zhi)就不(bu)好。在整个挡(dang)水(shui)(shui)板(ban)中,三元乙(yi)丙橡胶(jiao)密(mi)封止(zhi)(zhi)(zhi)(zhi)水(shui)(shui)胶(jiao)条(tiao)(tiao)(tiao)也是整个挡(dang)水(shui)(shui)板(ban)中起(qi)到(dao)一个承上(shang)启下作用,少(shao)了(le)它的(de)存在或者选择材(cai)质不(bu)佳的(de)话,势必影(ying)响整个挡(dang)水(shui)(shui)效果。
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