97人妻精品一区二区三区_毛片网,毛片网,_玩弄丰满奶水的女邻居_男人把大JI巴放进女人视频

廣東百恩特建材有限公司歡迎您!
新聞動態 News
行業動態

當前位置:首頁 > 新聞動態 > 行業動態(tai) > 正(zheng)文

什么是聲測管呢

作者:admin 發表時間:2018-10-12 15:34:42 閱讀: 1962

什么是聲(sheng)(sheng)測管(guan)(guan)(guan)呢?聲(sheng)(sheng)測管(guan)(guan)(guan)又叫樁基聲(sheng)(sheng)測管(guan)(guan)(guan),橋(qiao)梁聲(sheng)(sheng)測管(guan)(guan)(guan),灌注樁聲(sheng)(sheng)測管(guan)(guan)(guan),樁基檢測管(guan)(guan)(guan),樁基探測管(guan)(guan)(guan),超聲(sheng)(sheng)波檢測管(guan)(guan)(guan),聲(sheng)(sheng)波管(guan)(guan)(guan),測聲(sheng)(sheng)管(guan)(guan)(guan),灌注樁聲(sheng)(sheng)測管(guan)(guan)(guan),沖(chong)孔樁聲(sheng)(sheng)測管(guan)(guan)(guan),抗滑樁聲(sheng)(sheng)測管(guan)(guan)(guan),預埋聲(sheng)(sheng)測管(guan)(guan)(guan),型號(hao):螺(luo)旋(xuan)式(shi),液(ye)壓式(shi),承插(cha)式(shi),套筒式(shi),膠螺(luo)旋(xuan)式(shi)。厚度1.0mm-3.5mm

用(yong)于樁(zhuang)(zhuang)(zhuang)基(ji)(ji)的(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)叫(jiao)樁(zhuang)(zhuang)(zhuang)基(ji)(ji)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),用(yong)于橋梁的(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)叫(jiao)橋梁聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),用(yong)于灌(guan)注樁(zhuang)(zhuang)(zhuang)的(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)叫(jiao)灌(guan)注樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),如(ru)此(ci)類推,如(ru):橋梁樁(zhuang)(zhuang)(zhuang)基(ji)(ji)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),超(chao)聲(sheng)(sheng)(sheng)(sheng)(sheng)波聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),鉆孔灌(guan)注樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),導(dao)聲(sheng)(sheng)(sheng)(sheng)(sheng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),聲(sheng)(sheng)(sheng)(sheng)(sheng)波管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),抗滑樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),測(ce)(ce)(ce)(ce)(ce)聲(sheng)(sheng)(sheng)(sheng)(sheng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),建(jian)筑聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),聲(sheng)(sheng)(sheng)(sheng)(sheng)側管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),灌(guan)注聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),旋挖樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),基(ji)(ji)樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),橋墩聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),人工挖孔樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),高鐵(tie)(tie)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),高速公(gong)路(lu)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),地(di)鐵(tie)(tie)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),沖孔樁(zhuang)(zhuang)(zhuang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),橋梁式聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),地(di)連墻(qiang)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),混凝土灌(guan)注樁(zhuang)(zhuang)(zhuang)用(yong)鋼薄壁(bi)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),樁(zhuang)(zhuang)(zhuang)基(ji)(ji)的(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),樁(zhuang)(zhuang)(zhuang)基(ji)(ji)檢測(ce)(ce)(ce)(ce)(ce)用(yong)聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),都是聲(sheng)(sheng)(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)(ce)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),只不過是同義或者輸入錯誤罷了(le)。

隨著(zhu)國家基(ji)(ji)礎(chu)設(she)施建設(she)投入(ru)的(de)(de)(de)(de)擴大、建筑(zhu)事(shi)業的(de)(de)(de)(de)發展,在高層建筑(zhu)、重(zhong)型(xing)廠房、橋梁、港口、碼頭、海上采油平臺、核(he)電(dian)站工(gong)(gong)(gong)程以及(ji)地(di)(di)震區(qu)、軟土(tu)地(di)(di)區(qu)、濕陷性黃土(tu)地(di)(di)區(qu)、膨脹土(tu)地(di)(di)區(qu)和凍(dong)土(tu)地(di)(di)區(qu)的(de)(de)(de)(de)地(di)(di)基(ji)(ji)處理(li)中(zhong),樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)基(ji)(ji)已成(cheng)(cheng)(cheng)為一種重(zhong)要的(de)(de)(de)(de)基(ji)(ji)礎(chu)形式,得到廣泛地(di)(di)應(ying)(ying)用(yong)(yong)。而灌(guan)注樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)具有施工(gong)(gong)(gong)時噪音(yin)較(jiao)(jiao)(jiao)小、用(yong)(yong)鋼(gang)量少、工(gong)(gong)(gong)序(xu)簡便等(deng)優點,在樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)基(ji)(ji)施工(gong)(gong)(gong)中(zhong)得到日益廣泛的(de)(de)(de)(de)應(ying)(ying)用(yong)(yong),尤其(qi)是高承(cheng)載(zai)力樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)和大直徑(jing)超深(shen)樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)或是在復(fu)雜地(di)(di)質(zhi)(zhi)條(tiao)件、不利(li)環境條(tiao)件下成(cheng)(cheng)(cheng)樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang),灌(guan)注樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)是其(qi)他樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)型(xing)無法代替(ti)的(de)(de)(de)(de)。但(dan)灌(guan)注樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)成(cheng)(cheng)(cheng)樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)質(zhi)(zhi)量受地(di)(di)質(zhi)(zhi)條(tiao)件、成(cheng)(cheng)(cheng)樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)工(gong)(gong)(gong)藝、機械(xie)設(she)備(bei)、施工(gong)(gong)(gong)人員、管理(li)水平等(deng)諸(zhu)多因素(su)的(de)(de)(de)(de)影響,較(jiao)(jiao)(jiao)易產生夾泥、斷(duan)裂、縮頸、混凝土(tu)離析、樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)底(di)沉渣較(jiao)(jiao)(jiao)厚及(ji)樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)頂混凝土(tu)密實度較(jiao)(jiao)(jiao)差等(deng)質(zhi)(zhi)量缺(que)陷,危(wei)及(ji)主體結構(gou)的(de)(de)(de)(de)正常使(shi)用(yong)(yong)與安全,甚至引發工(gong)(gong)(gong)程質(zhi)(zhi)量事(shi)故。由于鉆孔灌(guan)注樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)施工(gong)(gong)(gong)屬(shu)隱蔽工(gong)(gong)(gong)程施工(gong)(gong)(gong),無法從外(wai)觀對其(qi)質(zhi)(zhi)量進行檢(jian)(jian)查,其(qi)質(zhi)(zhi)量直接(jie)影響構(gou)筑(zhu)物上部結構(gou)的(de)(de)(de)(de)安全。因此(ci),樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)基(ji)(ji)檢(jian)(jian)測工(gong)(gong)(gong)作(zuo)是整個(ge)樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)基(ji)(ji)工(gong)(gong)(gong)程中(zhong)不可(ke)缺(que)少的(de)(de)(de)(de)環節,只有提高樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)基(ji)(ji)檢(jian)(jian)測工(gong)(gong)(gong)作(zuo)的(de)(de)(de)(de)質(zhi)(zhi)量和檢(jian)(jian)測評定結果的(de)(de)(de)(de)可(ke)靠性,才(cai)能真正地(di)(di)確保樁(zhuang)(zhuang)(zhuang)(zhuang)(zhuang)基(ji)(ji)工(gong)(gong)(gong)程的(de)(de)(de)(de)質(zhi)(zhi)量與安全。

常用的(de)(de)(de)(de)基樁(zhuang)動(dong)測(ce)(ce)(ce)(ce)方法(fa)(fa)(fa)包括低應變反射(she)波(bo)法(fa)(fa)(fa)、高應變動(dong)測(ce)(ce)(ce)(ce)法(fa)(fa)(fa)、超(chao)聲(sheng)(sheng)(sheng)波(bo)法(fa)(fa)(fa)、動(dong)測(ce)(ce)(ce)(ce)法(fa)(fa)(fa)等(deng)。超(chao)聲(sheng)(sheng)(sheng)波(bo)法(fa)(fa)(fa)檢(jian)(jian)測(ce)(ce)(ce)(ce)基樁(zhuang)由于檢(jian)(jian)測(ce)(ce)(ce)(ce)精度(du)(du)(du)高、不受樁(zhuang)長(chang)(chang)、樁(zhuang)徑條(tiao)件(jian)限(xian)制、測(ce)(ce)(ce)(ce)試(shi)無盲區等(deng)優點,在(zai)混(hun)(hun)凝(ning)土(tu)(tu)(tu)基樁(zhuang)檢(jian)(jian)測(ce)(ce)(ce)(ce)中(zhong)(zhong)應用越來(lai)越普(pu)及(ji)(ji)。其檢(jian)(jian)測(ce)(ce)(ce)(ce)原(yuan)理(li)是(shi)對(dui)(dui)(dui)計劃采用超(chao)聲(sheng)(sheng)(sheng)波(bo)法(fa)(fa)(fa)檢(jian)(jian)測(ce)(ce)(ce)(ce)樁(zhuang)身(shen)質量的(de)(de)(de)(de)基樁(zhuang),施(shi)工時(shi)(shi)(shi)在(zai)樁(zhuang)身(shen)中(zhong)(zhong)埋(mai)入聲(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)管(guan),檢(jian)(jian)測(ce)(ce)(ce)(ce)時(shi)(shi)(shi)發射(she)換能器(qi)和接收換能器(qi)分別(bie)置于兩根管(guan)道中(zhong)(zhong),由聲(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)管(guan)底部開始,發射(she)探頭在(zai)某(mou)一個(ge)聲(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)管(guan)中(zhong)(zhong)邊上(shang)升(sheng)邊發射(she)高頻(pin)(pin)信號,該(gai)高頻(pin)(pin)信號穿過(guo)混(hun)(hun)凝(ning)土(tu)(tu)(tu)被(bei)另一個(ge)聲(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)管(guan)中(zhong)(zhong)同步移動(dong)的(de)(de)(de)(de)接收換能器(qi)所探測(ce)(ce)(ce)(ce)。隨著探頭沿整(zheng)個(ge)樁(zhuang)長(chang)(chang)提升(sheng),依次測(ce)(ce)(ce)(ce)取各測(ce)(ce)(ce)(ce)點超(chao)聲(sheng)(sheng)(sheng)脈(mo)沖(chong)穿過(guo)兩管(guan)道之(zhi)間的(de)(de)(de)(de)混(hun)(hun)凝(ning)土(tu)(tu)(tu),通過(guo)實測(ce)(ce)(ce)(ce)超(chao)聲(sheng)(sheng)(sheng)波(bo)在(zai)混(hun)(hun)凝(ning)土(tu)(tu)(tu)介質中(zhong)(zhong)傳播(bo)(bo)的(de)(de)(de)(de)聲(sheng)(sheng)(sheng)時(shi)(shi)(shi)、波(bo)幅和頻(pin)(pin)率等(deng)參數(shu)的(de)(de)(de)(de)相(xiang)對(dui)(dui)(dui)變化(hua)來(lai)檢(jian)(jian)測(ce)(ce)(ce)(ce)聲(sheng)(sheng)(sheng)測(ce)(ce)(ce)(ce)管(guan)之(zhi)間混(hun)(hun)凝(ning)土(tu)(tu)(tu)的(de)(de)(de)(de)缺陷位(wei)置及(ji)(ji)影響程度(du)(du)(du),判定樁(zhuang)身(shen)完整(zheng)性類(lei)別(bie)。混(hun)(hun)凝(ning)土(tu)(tu)(tu)是(shi)由多種材料組成的(de)(de)(de)(de)多相(xiang)非勻質體。對(dui)(dui)(dui)于正常的(de)(de)(de)(de)混(hun)(hun)凝(ning)土(tu)(tu)(tu),聲(sheng)(sheng)(sheng)波(bo)在(zai)其中(zhong)(zhong)傳播(bo)(bo)的(de)(de)(de)(de)速(su)(su)度(du)(du)(du)是(shi)有(you)一定范圍的(de)(de)(de)(de),當傳播(bo)(bo)路徑遇到混(hun)(hun)凝(ning)土(tu)(tu)(tu)有(you)缺陷時(shi)(shi)(shi),如(ru)斷(duan)裂、裂縫、夾(jia)泥和密實度(du)(du)(du)差等(deng),聲(sheng)(sheng)(sheng)波(bo)要(yao)繞(rao)過(guo)缺陷或在(zai)傳播(bo)(bo)速(su)(su)度(du)(du)(du)較(jiao)慢的(de)(de)(de)(de)介質中(zhong)(zhong)通過(guo),聲(sheng)(sheng)(sheng)波(bo)將發生衰減,造(zao)成傳播(bo)(bo)時(shi)(shi)(shi)間延長(chang)(chang),計算(suan)聲(sheng)(sheng)(sheng)速(su)(su)降低,波(bo)幅減小,波(bo)形畸變,利用超(chao)聲(sheng)(sheng)(sheng)波(bo)在(zai)混(hun)(hun)凝(ning)土(tu)(tu)(tu)中(zhong)(zhong)傳播(bo)(bo)的(de)(de)(de)(de)這些聲(sheng)(sheng)(sheng)學參數(shu)的(de)(de)(de)(de)變化(hua),來(lai)分析判斷(duan)樁(zhuang)身(shen)混(hun)(hun)凝(ning)土(tu)(tu)(tu)質量。該(gai)檢(jian)(jian)測(ce)(ce)(ce)(ce)法(fa)(fa)(fa)在(zai)基樁(zhuang)完整(zheng)性評(ping)價中(zhong)(zhong)是(shi)比(bi)較(jiao)準確可(ke)靠的(de)(de)(de)(de),其檢(jian)(jian)測(ce)(ce)(ce)(ce)結果,可(ke)對(dui)(dui)(dui)有(you)缺陷的(de)(de)(de)(de)部位(wei)實施(shi)處理(li)措施(shi)時(shi)(shi)(shi)進(jin)行指導。

?
地址:佛山市南海區獅山鎮羅村下柏工業區前進路2號 傳 真: E-mail:
版權所有 ? 2018廣東百恩特建材有限公司
  備案號: