注漿鉆孔 的英文怎麼說
中文拼音 [zhùjiāngzhēnkǒng]
注漿鉆孔
英文
inlet well-
The practice of grout solidifying and caulking of the underground hydrology drill after water outburst
井下水文鉆孔涌水后注漿固孔與堵水實踐Harness technology for karst water in ordovician limestone with underground grouting of hole
井下鉆孔注漿治理奧灰水技術Bored pile - jet grouting supporting structure
鉆孔灌注樁與噴射注漿組合支護結構Bored pile post - grouting for the building of the production control center of fuzhou water company
福州自來水公司生產調度中心大樓鉆孔灌注樁后注漿技術Application for penetration of gas hole, water - discharging hole and grout hole under coal mine
適用於煤礦瓦斯抽放孔放水孔注漿孔的鉆進。Today, cast - in - situ piles are more widely used in deep foundation engineering because of their many advantages, such as better adaptability to various ground condition, providing enormous bearing capacity by a single pile and smaller dosage of reinforcing steel bar. but, their own disadvantages, such as sediment under tip, clay slurry around pile, friction and tip resistance disagreement and initial ground stress freeing, limited their bearing capacity, lowered the utilization ratio of material and increased the settlement
灌注樁,因其對地層適應性強、能提供較大的單樁承載力、鋼筋用量少等優點,在目前深基礎工程中得到了極為廣泛的應用。但是,灌注樁的固有缺陷,諸如孔底虛土;孔壁泥漿;端阻、側阻發揮不同步;鉆孔后原地應力釋放等,限制了其承載力的發揮,使得材料利用率不高,沉降較大。In this section the author analyses the rules of the pile ultimate tip resistance and the shaft friction resistance distribution and their exertion of cast - in - place socketed piles instrumented with strainometers in soft muddy rock. the second aspect of the paper is the analysis on the current rock pile vertical bearing capacity in the four standards gb50007 - 2002, tb 10002. 5 - 99, jtj024 - 85 and jgj94 - 94, then the design method with correlated formula of socketed piles in xigeda - mudstone is given. at the end of this paper, based on the research of pressure grouting technique in recent years, and combined with in - site test result, this paper puts forward the design and calculation method to grouted pile in xigeda - mudstone and the principle of choosing grouting parameters, which provid es experiences for applying this technique and further studying
本論文結合省級科研項目「西攀高速公路昔格達組泥巖層中鉆孔樁提高承載力的研究」 ,所做的研究工作主要在以下三個方面:一是根據8根樁身內埋設量測元件試樁的單樁豎向靜載荷試驗資料,分析了各試驗樁特別是常規沖孔灌注嵌巖樁在昔格達泥巖中的軸向力、側摩阻和樁端阻力的分佈和發揮規律;二是在討論現行規范對嵌巖樁承載力的計算公式的基礎上,探討了在昔格達泥巖層中的沖孔灌注嵌巖樁的側摩阻和端阻的計算方法,並推薦了相應的計算公式;最後,在吸取近年來對灌注樁后注漿技術研究成果的基礎上,結合現場試驗研究結果,分析了該項技術在昔格達巖層中的應用效果,提出了相應的參數選取,從而為壓力灌漿技術的工程應用和進一步研究提供經驗,並為今後在該地層中合理選用樁型以及指導施工提供了依據。Based on the results of vertical static loading test and stress test for longhole bored pile in loess foundation, by analysing the transferring law of axial force and the action of lateral friction resistance and bottom resistance, the paper discusses the influences of two types of holing technology on bearing capacity behavior
本文通過黃土地基中旋挖鉆孔灌注長樁和泥漿護壁鉆孔灌注長樁靜載荷試驗和樁身應力的測試,分析了黃土地基中兩種成孔工藝鉆孔灌注長樁樁身軸力的傳遞規律、樁側阻力及樁端阻力的發揮性狀,探討了兩種成孔工藝對鉆孔灌注長樁承載力的影響。The grouting test result shows that this technique of pile foundation construction is effective, it can not only increase the upper and skin friction of the cast - in - place pile, but also improve the bearing capacity of the cast - in - place pile, and gain a larger economic benefit for whole project at the same time
經樁端壓漿實驗結果表明,該技術可以增加鉆孔灌注樁樁端阻力和樁側壁摩阻力,是一項行之有效的樁基施工技術,它可有效提高鉆孔灌注樁的承載能力,同時提高經濟效益。By analyzing the several finished bridge projects, if the hollow pile foundation is adopted, we can economize subaqueous concrete consumption more than 40 per cents ; if the gr outed new technique of pile surroundings and pile toe is adopted, we can increase the load capacity 30 per cents than that of the replacement pile, and economize 20 per cents of the cost. it will show great and obvious economic and social benefits
已建多座橋梁工程採用樁周、樁底壓漿新工藝的比較分析表明,該工藝可使水下混凝土的用量節省40以上,且比傳統的鉆孔灌注樁可提高承載力30以上;節約造價20以上,具有顯著的經濟效益和社會效益。It is stated clearly by researching, the cast - in - place pile must be constructed according to strict technological process on condition that pebble geological structure, and more important that the drilling technology and the reasonable property index of mud are chose correctly on the basis of the condition of pebble geological structure
研究表明,江漢平原地區卵石地基條件下,鉆孔灌注樁必須要按嚴格的工藝流程施工,最重要的是根據卵石地基的地質情況,正確選擇鉆孔工藝和合理的泥漿性能指標。Someone think it must use permeating theory to design, the others think it must use permeating theory to design. the building ministry made out the working standard of the later pressure grouting of pour pile, but it stand at the industry standard, is n ' t enough perfect and comprehensive. in this paper, the author put forward the design principle by analyzing the reasons that affect the bear load ability of the drilling hole pour pile and the principle that improve the bear load ability of single pile by later pressure grouting, put forward th e working technology and requirement of check before acceptance by analyzing and summarizing several models such as the chinese railway 11 office residential high building
本文通過分析影響鉆孔灌注樁承載力的因素以及鉆孔灌注樁后壓漿提高單樁承載力的機理提出了設計計算的原則;通過中鐵十一局高層住宅樓鉆孔灌注樁低壓力后壓漿工程對6根樁的壓漿對比試驗及鉆探揭露確定了低壓力后壓漿所適用設計理論和方法;確定了低壓力后壓漿的壓漿壓力、壓漿量等參數;經過實驗及經驗總結確定了壓漿材料的選取原則及方法,列出了低壓力后壓漿在不同土層適用的壓漿材料。This paper expounds the application of the cast - in - place pile for its function and grouting technique in the foundation project of bridge construction
摘要通過對鉆孔灌注樁地基處理的工作機理及樁端壓漿技術在橋梁建設地基工程中的應用。Mechanism study on bored cast - in - place piles with post - grouting technology
后壓漿鉆孔灌注樁的荷載傳遞機理研究Abstract : based on the in - situ pressure - grouting experiments and the full - scale pile tests of xinxiang and ligou and yangzhou bridges, the process and effect of jet pressure - grouting are presented in this paper. the mechanism of increasing the performance of bored piles by grouting is also analyzed. an engineering experience of applying the new technique is presented in the paper
文摘:根據新鄉、鞏縣及揚州等地鉆孔灌注樁樁底壓力灌漿現場試驗和樁的靜載試驗,介紹了樁底壓力灌漿的工藝及壓力灌漿的效果,並對壓力灌漿提高鉆孔灌注樁承載力的機理進行了分析,對其推廣應用作了介紹。Tests on post grouting into bored pile in shanghai
鉆孔灌注樁后壓漿技術在上海地區的試驗Use of non - disperse low solid mud in bored pile drilling
不分散低固相泥漿在鉆孔灌注樁工程中的應用The transient electromagnetic thchniques can be used to determine the key region for grouting reconstruction, guiding the drill hole layout and detect the grouting effect
利用瞬變電磁技術探測煤層底板含水層的賦水性特徵,確定工作面內注漿改造重點區域,指導鉆孔布置,並在底板改造后檢驗注漿改造效果。Abstract : in some project, pebble is used in bearing stratum. for the resean of lower strengthand bad property of construction. the bearing capacity of pebble can ' t achieve the reauirement of up - structure. but the pebble soild has higher permeability coefficient and placeability. the method has remarkable economic results
文摘:在以礫卵石層為持力層的樁基設計中,由於其可鉆性差、易坍塌,強度相對較低,但是具有較大的孔隙率和滲透系數,可灌性較好,採用一定壓力對鉆孔灌注樁樁底礫卵石持力層注入水泥漿液對其進行加固處理,可以較大地提高其承載力,並能取得較為明顯的經濟效益。Each unit anchor has its own individual tendon, its own unit fixed length of borehole, and is loaded with its own unit stressing jack which ensures that the load in all unit anchors is always identical. the total working load of the anchor is beard by each fixed anchor length of all units in staggered depth in the borehole and by means of respective bearing bodies, the tension loads applied to the plastic coated strands are changed into the compression loads on the grout of each fixed anchor length, then the total working load can be divided into several smaller loads and transmitted to the rock mass and soil in different locations in dispersed compression
壓力分散型錨索是在一個鉆孔中安裝若干個錨索單元,每個單元都有自己的桿體和錨固段,在張拉時分別承受相同的工作荷載;錨索總的錨固力由分散布置於鉆孔不同深度處的這些單元錨索的錨固段來共同承擔,並利用各單元的承載體將無粘結錨索的拉力轉化為對錨固段注漿體的壓力,從而將錨索總的錨固力以壓力形式分散作用於不同深度的巖土體上。分享友人