灌漿鉆孔 的英文怎麼說
中文拼音 [guànjiāngzhēnkǒng]
灌漿鉆孔
英文
drilled grout hole-
But these were uncased auger-drilled poured pilings, with the grout in direct contact with the native materials.
不過這些都是露出地面經鉆孔繞灌而成的樁,灰漿同天然材料直接接觸。Improving measures for the drilling of solidified grout hole with ingersoll - rand lm - 500c hydraulic drill rig
露天液壓鉆機鉆鑿固結灌漿孔的改進措施Compared with the mud on wall form hole technology, clash stake technology or vibration sink pipe technology used in complex foundation stake forming, it has advantages of no vibration, no pollution, and no noise. in addition, since the concrete pressed into the drill stem sent vibration free concrete to the pump, so it is eas y to ensure the quality of the stake body. compared with the mud on wall and dry work form hole technology, the side obstruction and end obstruction of screw drill press concrete stake have all been accordingly improved, the weight bearing is better, and the transmutation of the complex foundation is less
其中,螺旋鉆孔壓灌混凝土成樁技術自研製以來,已在多項復合地基工程中進行了應用,較好地解決了軟弱地層成孔困難的問題,適應地質條件范圍廣,成樁速度較快,工期短、工效高;與復合地基成樁時的泥漿護壁成孔工藝、振沖樁工藝或振動沉管工藝施工比較,具有無振動、無污染、無噪音的優點;另外,壓入鉆桿內的混凝土為泵送免振混凝土,因此樁體質量易於保證;與泥漿護壁和干作業成孔工藝相比,螺旋鉆孔壓灌混凝土成樁的側阻和端阻都有相應的提高,樁的承載性能較好,復合地基的變形較小。Boring, grouting and finally forming an impervious curtain in the rock mass with cracks, that is one of the most popular methods of the foundation seepage control at hydraulic and hydroelectric engineering
採用鉆孔水泥灌漿封堵巖體中的縫隙而形成阻水帷幕,達到減少滲漏量和降低滲透壓力的目的,是水利水電工程基礎處理的重要手段之一。Bored pile - jet grouting supporting structure
鉆孔灌注樁與噴射注漿組合支護結構The distance of the single - row curtain grout hole is between 1. 4 to 1. 8 meter, and 2. 0 meter is suitable for the double - row curtain ; the grouting pressure generally is 1. 0 to 1. 5 mpa at the first three grout compartment, then grouting pressure of under the fourth control in 4 to 5 mpa ; for mast grout compartments, a water - cement ratio of 2 or 1 may used in the first grouting
鉆孔密度也由原來的0 . slm / mz降至o . 64n擴mz ,節約工程投資447 . 35萬元。 6 、單排帷幕的孔距在1 . 4一1 . 8m之間,雙排帷幕的孔距以zm為宜;灌漿壓力在地表以下前三段一般為1一1 . smpa ,第四段以下按4一smpa控制;對大部分孔段而言,開灌水灰比可定為2或1 。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By drilling to weak position, the jet - grouting technique breaks through and mixes with soil and stone of dam foundation to form diaphragm - wall
高壓噴射灌漿可由鉆機鉆孔至需處理的薄弱部位,通過高壓射流的沖擊攪拌,水泥漿在噴射范圍內與地層土石顆粒摻混攪合后形成防滲墻。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。Application of dth drilling with simultaneous casing in high pressure spiral jet grouting technology in pebble formation
潛孔錘跟管鉆進技術在卵石層高壓旋噴灌漿工藝中的應用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分享友人