TW527459B - Construction method for anti-corrosion grouting device of corrugated pipe - Google Patents

Construction method for anti-corrosion grouting device of corrugated pipe Download PDF

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Publication number
TW527459B
TW527459B TW89111157A TW89111157A TW527459B TW 527459 B TW527459 B TW 527459B TW 89111157 A TW89111157 A TW 89111157A TW 89111157 A TW89111157 A TW 89111157A TW 527459 B TW527459 B TW 527459B
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Taiwan
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steel
wave tube
grouting
pipes
tube
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TW89111157A
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Chinese (zh)
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Shi-Huan Lu
Yan-Cheng Lu
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Shi-Huan Lu
Yan-Cheng Lu
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Priority to TW89111157A priority Critical patent/TW527459B/en
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Publication of TW527459B publication Critical patent/TW527459B/en

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Abstract

This invention relating to a construction method for anti-corrosion grouting device of corrugated pipe aims to solve conventional strand steel corrosion problems as permanent ground anchors are invaded by groundwater, mainly consisting of several strands of steel enveloped by PE pipes, tendon sets consisting of several partition rings, a grouting pipe located in the center area of the tendon sets, corrugated PE pipes for external enveloping and insulation cones located at the tops and bottoms of the corrugated PE pipes, and an outer sleeve. The method includes the steps of: (1) assembling the tendon sets and the grouting pipes; (2) inserting the tendon sets into the corrugated PE pipes and locating insulation cones at both ends of the corrugated PE pipes; (3) placing the tendon sets and the corrugated PE pipes in the pre-set anchor holes through the outer sleeve, and grouting cement paste inside the outer sleeve; (4) pulling out the outer sleeve and removing the insulation cones in both ends; (5) pouring resin paste into the grouting pipes to complete a firm and permanent anchor with insulation effect.

Description

527459 A7 _B7 五、發明說明() (請先閱讀背面之注意事項再填寫本頁) 本發明係一種浪管防蝕灌漿裝置施工法,主要係針 對永久性地錨遭到地下水入侵致鋼鉸線腐蝕之普遍現 象而發明此一裝置與施工法,本發明之裝置主要係由 多條包覆有 PE管之鋼鉸線、若干間隔環組成之鋼鍵 組、該鋼鍵組中心設一灌漿管、外部包覆 PE浪管, 又 P E浪管之上下端裝置有絕緣錐,外部再設置一外 套管;其工法之步驟係:1 .組裝鋼鍵組及灌漿管;2.將 鋼鍵組置入P E浪管中並在P E浪管兩端裝置絕緣錐; 3.利用外套管將鋼鍵組及P E浪管置入預定之錨孔,並 在外套管内灌注水泥漿;4.拔除外套管並卸下上端之 絕緣錐;5.在灌漿管灌注樹脂漿使完成堅固且具有隔 離效果之永久性地錨。 經濟部智慧財產局員工消費合作社印製 所謂永久性地鋪’係利用鋼较線組成鋼鍵組’在該 鋼鍵組之固定端内以大環、小環等間隔器隔開每一條 鋼鉸線,並置入灌漿管和透氣管,並外置 PE浪管, 其固定端與自由端相交接處設置封漿器,自由端外再 套置護管,入鍵後在 PE浪管與孔壁間,灌水泥漿之 雙重防蝕保護設施(如 ''中國土木水利工程協會〃地錨 設計與施工準則之研究第6〜1 0頁),但國内業界因灌 樹脂漿施工程序較為麻煩,因此經常簡化施工順序為 只灌水泥漿而已;而營建暑與國立台灣科技大學營建 工程系於8 7年聯合主辦之地錨工程暨地下開挖工程研 討會論文集第 38頁 BS 1 1 989規範認為浪管内灌水泥 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 527459 A7 __;_B7 五、發明說明() (請先閱讀背面之注意事項再填寫本頁) 漿,只能算是單層保護而已,其中廖洪鈞教授提出國 内地錨廠商為求護管内部在主要灌漿過程中能完全的 充滿水泥漿,經常在防蝕護管上開洞,嚴重的破壞P方 蝕護管之作用;再者,在浪管内灌樹脂漿存在有許多 問題:1.樹脂漿與水與水泥漿是不相容的,故浪管内 絕不能有水或水泥漿;2.樹脂漿通常由AB劑混合,而 小環間隔器中心孔過小,故灌漿管小而樹脂漿濃度很 稠,灌漿管很容易暴裂而失敗;3.灌樹脂漿後隨即用 溶劑清洗否則灌漿機和輸漿設備固結而報廢;4.由於 灌漿管小,無法附加添配料故成本昂貴(樹脂漿價格比 水泥漿貴);5 ·ΑΒ劑混合之樹脂漿硬,於受力後易生龜 裂(依規定不得有裂隙)。 就以上所述之缺點,吾人有感於此,特研究發明一 種施工快速又經濟、簡便之浪管防蝕隔離裝置與施工 法,其特點如下: 經濟部智慧財產局員工消費合作社印製 1. 浪管内僅用大環間隔器,間隔器中心孔大,可置較 大號的灌漿管,灌樹脂漿時可附加添配料,降低成 本且不會塞管而斷裂; 2. 浪管兩端因用封閉絕緣錐塞住,在浪管外灌漿時, 水泥漿不會流入浪管内; 3. 可以等整排地錨浪管外灌水泥漿完成後再將浪管上 端封閉絕緣錐逐一拆除,再逐一灌樹脂漿,其施工 快速且方便;整排灌樹脂漿後再以溶劑清洗灌漿機, -2- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 527459 A7 _B7 五、發明說明() 因一次清洗故故較為經濟。 (請先閱讀背面之注意事項再填寫本頁) 4.在樹脂漿之添加劑中加纖維劑,可使固定端不會產 生裂隙。 本發明之目的具有: 1。增進永久性地錨之抗腐蝕能力; 2 ·以附加添配料之樹脂漿不但可降低成本,且可以 使固定端不會產生裂隙; 3 ·提南完工檢驗(導電測試)之合格率; 茲以本發明之一較具體之實施例,並配合圖式將本 發明之裝置、工法及其特點功效等詳細說明如下: 第一圖係本發明之鋼鍵組成剖面圖; 第二圖係本發明之鋼鍵組套入P E浪管之剖面圖; 第三圖係本發明在 P E浪管兩端設絕緣錐並下入錨孔 之之剖面圖; 第四圖係本發明以外套管包圍 PE浪管進行灌漿之剖 面圖 ; 第五圖係本發明灌漿完成之剖面圖; 經濟部智慧財產局員工消費合作社印製 第六圖係本發明自灌漿管灌入樹脂漿於PE浪管中之 剖面圖; 圖號對照表: 1鋼鉸線 2 P E管 3大間隔環 4灌漿管 5 P E浪管 6絕緣錐 7繫緊裝置 8外套管 9錨孔 10水泥漿 11樹脂漿 12膠帶 請先參閱第一圖至第四圖所示,本發明之自由端係 -3- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) 經濟部智慧財產局員工消費合作社印製 527459 A7 B7_ 五、發明說明·() 包括由多條包覆有P E管2之鋼鉸線1,其内並塗有防 銹油;固定端再由若干大間隔環3於其下半段(即錨碇 端)連結鋼较線1,使組成一鋼鍵組 A,該鋼鍵組A中 心設一灌漿管4 ;之後在整個鋼鍵組A外部包覆一 P E 浪管5,該P E浪管5須比鋼鍵組A長出3 0〜5 0 c m,又 在PE浪管5之上下兩端,各裝置一種以PE或PVC等 塑料為主構成之中空錐形之絕緣錐 6,且利用鐵絲或 其它繫帶、膠布等構成之繫緊裝置7,而將絕緣錐6 固定在P E浪管5之上下兩端,之後外部設置一外套管 8 ;當下入錨孔9後,P E浪管5之外部與錨孔間灌注 水泥漿10,而P E浪管5内則灌注具有添加料之樹脂 漿1 1,利用水泥漿10與地層固著,而利用樹脂漿1 1 來保護鋼絞線永不受地下水入侵而腐蝕者。 本發明工法之步驟係: 一、 自由端係由多條包覆有P E管2之鋼鉸線1其内 並塗有防銹油;固定端再由若干大間隔環3於其 下半段(即錨碇端)結合各鋼鉸線 1,使組成一鋼 鍵組A,其中心並固定一灌漿管4(如第一圖); 二、 將鋼鍵組A置入一 PE浪管5中(如第二圖); 三、 在P E浪管 5之上下兩端裝置絕緣錐6,並以繫 緊裝置7加以固定,並將整個包含鋼鍵組A之P E 浪管5下入錨孔9(如第三圖); 四、 利用一外套管8將鋼鍵組A暨PE浪管5套合, -4- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) (請先閱讀背面之注意事項再填寫本頁) · ϋ an -IP n n VKk in·-、鏖 MW· MM MM ΜΜ MM 戈 口 矣 經濟部智慧財產局員工消費合作社印製 527459 A7 B7_ 五、發明說明() 並在.外套管8内灌注水泥漿1〇 (如第四圖); 五、 在外套管8内一邊灌漿一邊拔出外套管8, 直到 將錨孔9灌滿水泥漿1 0為止(如第五圖), 六、 卸下 P E浪管 5上端之絕緣錐 6,再由灌漿管 4 對PE浪管5内、部灌注樹脂漿1 1,直到灌滿為止(如 弟六圖), 七、 待水泥漿10與樹脂漿11凝固(養生期後),在地 表上對鋼絞線1實施導電測試(圖未示出); 八、 施拉預力並以握線器鎖定(圖未示出); 完成以上步驟即完成一堅固且具有隔離地下水效果 之永久性地錨。 本發明裝置及工法之特點之一在於:將 P E浪管 5 之上下兩端以絕緣錐6封閉,再利用外套管 8灌水泥 漿10,水泥漿10並不會侵入鋼鍵組A,再由灌漿管4 對P E浪管5内部灌注樹脂漿1 1,使飽含水份之水泥 漿1 0及地下水皆無法入侵對鋼鍵組A產生侵蝕; 本發明裝置及工法之特點之二在於:利用大口徑之 外套管8來灌漿,且直接灌入錨孔9底部並邊灌邊拔 出,即可令水泥漿10充滿錨孔9,而不需設置透氣管; 本發明裝置及工法之特點之三在於:由於本工法之 水泥漿10與樹脂漿1 1是分開灌注,而有鑑於樹脂漿 1 1之成份是由 A B劑混合而成,在一次灌漿後必需立 刻用溶劑加以清洗,所耗費之清洗費與材料費不低, -5- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐) -------------裝------1—訂--------丨線 . (請先閱讀背面之注意事項再填寫本頁) 527459 A7 B7 五、發明說明() (請先閱讀背面之注意事項再填寫本頁) 因此,本工法可以在一定數量之地錫完成灌漿後,再 集中一次作樹脂灌漿作業,如此即可節省可觀之成本; 本發明.裝置及工法之特點之四在於:所採用之大間 隔環3與大灌漿管4,使樹脂漿1 1容易灌入,因而可 以添加配料如爐石粉或乾細沙或水泥及纖維細料等, 視情況調整其配比,如此將可節省約 5〜7成昂貴的樹 脂漿1 1,進而降低永久性地錨之材料成本。 綜合以上所述可知,本發明之裝置及工法確可為永 久性地錨發揮防蝕功能,且其用料經濟、施工容易, 確具產業利用價值,爰依法提出申請。 經濟部智慧財產局員工消費合作社印製 -6- 本紙張尺度適用中國國家標準(CNS)A4規格(210 X 297公釐)527459 A7 _B7 V. Description of the invention () (Please read the precautions on the back before filling this page) This invention is a construction method of wave tube anti-corrosion grouting device, which is mainly aimed at steel hinge corrosion caused by groundwater intrusion into permanent ground anchors The common phenomenon is to invent this device and construction method. The device of the present invention is mainly a steel key group composed of a plurality of steel hinge wires covered with PE pipes and a plurality of spacer rings. A grouting pipe is set at the center of the steel key group. The outer shell is covered with PE wave pipe, and the upper and lower ends of PE wave pipe are provided with an insulating cone. An outer pipe is provided outside. The steps of the construction method are: 1. assembling steel key group and grouting pipe; 2. placing steel key group into Insulation cones are installed in the PE wave tube and at both ends of the PE wave tube; 3. Use the outer tube to place the steel key group and the PE wave tube into the predetermined anchor holes, and pour cement slurry into the outer tube; 4. Pull out the excepted casing and unload Lower and upper insulation cone; 5. Fill the grouting tube with resin slurry to complete the permanent anchor with strong isolation effect. The Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs prints the so-called permanent flooring, which uses steel wire to form a steel key group. In the fixed end of the steel key group, each steel hinge is separated by a large ring, a small ring and other spacers. The grouting pipe and the ventilation pipe are placed in parallel, and the PE wave tube is externally installed. A sealer is provided at the intersection of the fixed end and the free end. A protective tube is sleeved outside the free end. After the key is inserted, the PE wave tube and the hole wall are installed. In the meantime, the dual anti-corrosion protection facilities for cement grouting (such as `` Study on the Design and Construction Guidelines for Ground Anchors of China Civil Engineering and Water Conservancy Engineering Association, page 6 ~ 10), but the domestic industry is often troublesome because of the construction process of resin grouting, so it is often Simplify the construction sequence to only grout the cement; and the Proceedings of the Anchor Engineering and Underground Excavation Engineering Symposium, co-sponsored by the Construction Engineering Department and the National Taiwan University of Science and Technology in 1987, page 38. The size of the paper used for cement is applicable to the Chinese National Standard (CNS) A4 (210 X 297 mm) 527459 A7 __; _B7 V. Description of the invention () (Please read the precautions on the back before filling this page) It is only for single-layer protection. Among them, Professor Liao Hongjun proposed that domestic anchor manufacturers should completely fill the cement slurry during the main grouting process of the protection pipe, and often open holes in the anti-corrosion protection pipe, which seriously damages the role of the P-corrosion protection pipe. In addition, there are many problems in pouring resin slurry in the wave tube: 1. resin slurry is incompatible with water and cement slurry, so there must be no water or cement slurry in the wave tube; 2. resin slurry is usually mixed with AB agent However, the center hole of the small ring spacer is too small, so the grouting tube is small and the resin slurry concentration is very thick. The grouting tube is easy to burst and fail; 3. After the resin slurry is filled, the solvent is washed or the grouting machine and the slurry conveying equipment are consolidated. Scrap; 4. Because the grouting tube is small and cannot be added with additional ingredients, it is costly (resin slurry is more expensive than cement slurry); 5. The resin slurry mixed with ΑΒ agent is hard and easily cracks when stressed (no cracks according to regulations) ). In view of the above-mentioned shortcomings, I personally feel this, research and invent a fast, economical, and simple construction of the wave tube anti-corrosion isolation device and construction method, the characteristics are as follows: Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs 1. Wave Only large ring spacers are used in the tube, and the center hole of the spacer is large, and a larger grouting tube can be placed. When pouring the resin slurry, additional ingredients can be added to reduce costs and not plug the tube and break; 2. The closed insulation cone is plugged. When grouting outside the wave tube, the cement slurry will not flow into the wave tube; 3. After the entire row of ground anchors is filled with cement slurry, the closed insulation cone on the top of the wave tube can be removed one by one, and then filled one by one Resin slurry, its construction is fast and convenient; after the entire row is filled with resin slurry, the grouting machine is cleaned with solvent. -2- This paper size applies to China National Standard (CNS) A4 (210 X 297 mm) 527459 A7 _B7 V. Description of the invention () It is more economical due to one cleaning. (Please read the precautions on the back before filling this page) 4. Add fibrous agent to the resin slurry additives, so that the fixed end will not crack. The objects of the present invention are: Improving the corrosion resistance of permanent ground anchors; 2 · The resin slurry with additional ingredients can not only reduce costs, but also prevent cracks at the fixed end; 3 · Qualification rate of completion inspection (conductivity test) of Tinan; One of the more specific embodiments of the present invention is described in detail with reference to the device, construction method, and features of the present invention as follows: The first figure is a sectional view of the composition of the steel key of the present invention; A section view of a steel key set inserted into a PE wave tube; a third view is a cross-sectional view of the present invention in which an insulating cone is provided at both ends of the PE wave tube and the anchor hole is inserted; a fourth view is a PE wave tube surrounded by the outer sleeve of the present invention Sectional drawing for grouting; Figure 5 is a sectional view of the grouting completed by the present invention; Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs; Figure 6 is a sectional view of the present invention pouring a resin grout into a PE wave tube; Drawing number comparison table: 1 steel hinge line 2 PE pipe 3 large spacer ring 4 grouting pipe 5 PE wave pipe 6 insulation cone 7 fastening device 8 outer casing 9 anchor hole 10 cement slurry 11 resin slurry 12 tape Please refer to the first picture As shown in the fourth figure, the invention Free end system -3- This paper size is in accordance with Chinese National Standard (CNS) A4 (210 X 297 mm) Printed by the Consumer Cooperatives of the Intellectual Property Bureau of the Ministry of Economic Affairs 527459 A7 B7_ V. Description of the invention () Including multiple packages The steel hinge line 1 covered with PE pipe 2 is coated with rust preventive oil; the fixed end is connected to the steel line 1 by a number of large spacer rings 3 in its lower half (ie the anchor end) to form a steel Key group A, the steel key group A is provided with a grouting tube 4 in the center; and then a PE wave tube 5 is coated on the outside of the entire steel key group A, and the PE wave tube 5 must be 3 to 5 0 longer than the steel key group A. cm, and at the upper and lower ends of the PE wave tube 5, each device is a hollow cone-shaped insulating cone 6 mainly composed of plastic such as PE or PVC, and a fastening device 7 composed of iron wire or other ties, tape, etc. And the insulating cone 6 is fixed on the upper and lower ends of the PE wave tube 5, and then an outer sleeve 8 is provided externally; after entering the anchor hole 9, the cement slurry 10 is poured between the outside of the PE wave tube 5 and the anchor hole, and the PE wave The tube 5 is filled with a resin slurry 1 1 with additives, and the cement slurry 10 is fixed to the ground, and the resin slurry 1 1 is used to protect the steel strands. From groundwater intrusion and corrosion person. The steps of the method of the present invention are as follows: 1. The free end is composed of a plurality of steel hinge wires 1 covered with PE pipe 2 and coated with rust preventive oil; the fixed end is further provided with a plurality of large spacer rings 3 in the lower half ( That is, the anchor end) is combined with the steel hinges 1 to form a steel key group A, and a grouting tube 4 is fixed at the center (as shown in the first figure); 2. The steel key group A is placed in a PE wave tube 5 (As in the second picture); 3. Install the insulating cone 6 on both ends of the PE wave tube 5 and fix it with the fastening device 7 and lower the entire PE wave tube 5 containing the steel key group A into the anchor hole 9 (As shown in the third picture); 4. Use a jacket tube 8 to assemble steel key group A and PE wave tube 5, -4- This paper size applies to China National Standard (CNS) A4 (210 X 297 mm) ( (Please read the precautions on the back before filling this page) ϋ an -IP nn VKk in ·-, 鏖 MW · MM MM MM MM Gokou 智慧 Printed by the Intellectual Property Bureau of the Ministry of Economic Affairs and Consumer Cooperatives 527459 A7 B7_ V. Description of the invention () And inject cement slurry 10 into the outer casing 8 (as shown in the fourth picture); 5. Pull out the outer casing 8 while grouting in the outer casing 8 until the anchor hole 9 is filled. 10 until the cement slurry is filled (as shown in the fifth picture). 6. Remove the insulating cone 6 on the upper end of the PE wave tube 5, and then grout the resin slurry 11 into the PE wave tube 5 with the grouting tube 4 until it is full. (As shown in Figure 6), 7. After the cement slurry 10 and resin slurry 11 are solidified (after the curing period), conduct a conductivity test on the steel strand 1 on the ground surface (not shown in the figure). The grip is locked (not shown in the figure); complete the above steps to complete a strong and permanent ground anchor with the effect of isolating groundwater. One of the features of the device and method of the present invention is that the upper and lower ends of the PE wave tube 5 are closed with an insulating cone 6 and then the outer tube 8 is used to fill the cement slurry 10. The cement slurry 10 does not invade the steel key group A, and the grouting is performed by the grout. Pipe 4 is filled with resin slurry 11 inside PE wave tube 5 so that both water-saturated cement slurry 10 and groundwater cannot invade and erode steel bond group A. The second feature of the device and method of the present invention is that it uses a large diameter The outer casing 8 is used for grouting, and directly poured into the bottom of the anchor hole 9 and pulled out while pouring, so that the cement slurry 10 can be filled into the anchor hole 9 without the need to provide a ventilation pipe; the third feature of the device and the method of the present invention is that : Because the cement slurry 10 and resin slurry 11 of this method are separately poured, and in view of the fact that the ingredients of resin slurry 11 are mixed with AB agent, it must be washed with a solvent immediately after one grouting, and the wasted cleaning costs And the material cost is not low, -5- This paper size is applicable to the Chinese National Standard (CNS) A4 specification (210 X 297 mm) ------------- packing ------ 1— Order -------- 丨 line. (Please read the notes on the back before filling this page) 527459 A7 B7 V. Invention () (Please read the notes on the back before filling this page) Therefore, this method can be used for resin grouting after a certain amount of tin has been grouted, which can save considerable costs; the device of the present invention. The fourth characteristic of the method is that the large spacer ring 3 and the large grouting tube 4 are used to make the resin slurry 1 1 easy to be filled. Therefore, ingredients such as furnace stone powder or dry fine sand or cement and fiber fines can be added. Adjusting the ratio in the circumstances will save about 50 ~ 70% of the expensive resin slurry 11 and thus reduce the material cost of the permanent anchor. Based on the above, it can be known that the device and construction method of the present invention can indeed exert the anti-corrosion function for permanent anchors, and the materials are economical, easy to construct, and indeed have industrial value. Printed by the Consumer Cooperative of the Intellectual Property Bureau of the Ministry of Economic Affairs -6- This paper size applies to China National Standard (CNS) A4 (210 X 297 mm)

Claims (1)

經濟部中央標準局員工消費合作社印製 527459 A8 B8 C8 D8 六、申請專利範圍 1. 一種浪管防蝕灌漿裝置,主要係用以解決永久性地 錨遭到地下水入侵致鋼鉸線腐蝕等問題,該裝置自 由端係由多條包覆有P E管之鋼鉸線,其内並塗有防 銹油;固定端再由若干大間隔環於錨碇端結合各鋼 较線,使組成一鋼鍵組;該鋼鍵組中心設一灌聚管, 外部包覆一 p E浪管,P E浪管須比鋼鍵組較長,又 在PE浪管之上下兩端各裝置一種以塑料為主構成之 中空錐形絕緣錐,且利用鐵絲或其它繫帶、膠布等 構成之繫緊裝置將絕緣錐固定在P E浪管上,其外部 設一外套管以供灌漿之用。 2· —種浪管防蝕灌漿工法,主要係用以解決永久性地 錨遭到地下水入侵致鋼鉸線腐蝕等問題,此一工法 之步驟係: 一、 自由端係由多條包覆有PE管之鋼鉸線其内並 塗有防銹油;固定端再由若干大間隔環於錨碇 端結合各鋼鉸線,使組成一鋼鍵組,其中心並 固定一灌漿管; 二、 將鋼鍵組置入一 P E浪管中.; 三、 在PE浪管之上下兩端裝置絕緣錐,並以繫緊 裝置加以固定,並將整個包含鋼鍵組之P E浪 管下入錨孔; 四、 利用一外套管將鋼鍵組既P E浪管套合,並在 外套管内灌注水泥漿; 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐) — 聱-- (請先閲讀背面之注意事項再填寫本頁) 、τ 527459 ABCD 、申請專利範圍 五、 在外套管内一邊灌聚一邊拔出外套管,直到 將錨孔灌滿水泥漿為止; 六、 卸下PE浪管上端之絕緣錐,再由灌漿管對PE 浪管内部灌注樹脂漿,直到灌滿為止; 七、 待水泥漿與樹脂漿經養生期後,在地表上對 鋼絞線實施導電測試; 八、 施拉預力並以握 完成以上步驟即完成一 性地I苗。 器鎖定; -有隔離地下水效果之永久 (請先閱讀背面之注意事項再填寫本頁) 經濟部中央標準局員工消費合作社印製 本紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)Printed by the Consumers' Cooperative of the Central Standards Bureau of the Ministry of Economic Affairs 527459 A8 B8 C8 D8 6. Scope of patent application 1. A wave tube anti-corrosion grouting device is mainly used to solve the problems of corrosion of steel hinges caused by groundwater intrusion into permanent ground anchors. The free end of the device is composed of a plurality of steel hinged wires covered with PE pipes, which are coated with rust preventive oil; the fixed end is further composed of a plurality of large spacer rings at the anchor end to combine the steel wires to form a steel key. The steel key group is provided with a pouring and polymer tube in the center and a p E wave tube is coated on the outside. The PE wave tube must be longer than the steel key group. Each of the two devices above and below the PE wave tube is made of plastic. A hollow cone-shaped insulation cone, and a fastening device composed of iron wires or other ties, tapes, etc. is used to fix the insulation cone on the PE wave tube, and an outer tube is provided for grouting. 2 · —A kind of wave tube anti-corrosion grouting method is mainly used to solve the problem of corrosion of steel hinges caused by groundwater intrusion into permanent ground anchors. The steps of this method are: 1. The free end is covered by multiple PEs. The steel hinge wire of the pipe is coated with rust preventive oil; the fixed end is connected with the steel hinge wires by a number of large spacer rings at the anchor end to form a steel key group, and a grouting pipe is fixed at the center; The steel key set is placed in a PE wave tube. 3. Install insulation cones on the upper and lower ends of the PE wave tube and secure them with a fastening device, and lower the entire PE wave tube containing the steel key group into the anchor hole; 4. Use a jacket tube to fit the steel key set to the PE wave tube, and inject cement slurry into the jacket tube; This paper size applies to China National Standard (CNS) A4 specification (210X297 mm) — —-(Please read first Note on the back, please fill in this page again), τ 527459 ABCD, scope of patent application 5. In the outer casing, pull out the outer casing while gathering, until the anchor hole is filled with cement slurry; 6. Remove the upper end of the PE wave tube Insulation cone, and then PE wave Fill the resin slurry inside until it is full; 7. Conduct the conductivity test on the steel wire on the ground after the cement slurry and resin slurry have been cured; 8. Apply pre-tension and complete the above steps with a grip Ground I seedlings. The device is locked;-Permanent with the effect of isolating groundwater (please read the notes on the back before filling this page) Printed by the Consumer Cooperatives of the Central Bureau of Standards of the Ministry of Economics This paper size applies the Chinese National Standard (CNS) A4 specification (210X297 mm)
TW89111157A 2000-06-08 2000-06-08 Construction method for anti-corrosion grouting device of corrugated pipe TW527459B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102363958A (en) * 2011-11-21 2012-02-29 许瑞琴 Grouting pipe

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102363958A (en) * 2011-11-21 2012-02-29 许瑞琴 Grouting pipe

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