CN115045344A - Occlusive pile water leakage plugging device and plugging method thereof - Google Patents
Occlusive pile water leakage plugging device and plugging method thereof Download PDFInfo
- Publication number
- CN115045344A CN115045344A CN202210716246.3A CN202210716246A CN115045344A CN 115045344 A CN115045344 A CN 115045344A CN 202210716246 A CN202210716246 A CN 202210716246A CN 115045344 A CN115045344 A CN 115045344A
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- expanding agent
- cavity
- injection pipe
- pile
- water leakage
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims description 15
- 238000002347 injection Methods 0.000 claims abstract description 62
- 239000007924 injection Substances 0.000 claims abstract description 62
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 52
- 239000002689 soil Substances 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 4
- 230000000903 blocking effect Effects 0.000 claims 2
- 230000002349 favourable effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 235000013372 meat Nutrition 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Pipe Accessories (AREA)
Abstract
The secant pile water leakage plugging device comprises a pipe body, an injection pipe, a plunger and a push rod; the inside of the cavity is provided with a cavity, one end of the cavity is a closed end face, and the other end of the cavity is an opening end; one end of the injection pipe is connected with the closed end face of the pipe body and is communicated with the containing cavity of the pipe body; the push rod is connected with the plunger, and one end of the plunger, which is far away from the push rod, enters from the opening end of the tube body and can reciprocate in the tube body; the end face of the plunger, which is far away from the push rod, the inner wall of the tube body and the closed end face of the tube body form an expanding agent accommodating cavity; the one-way opening structure can allow the expanding agent to be discharged from the expanding agent containing cavity through the injection pipe and prevent external substances from entering the expanding agent containing cavity from the injection pipe. The advantage is, quick response, through inserting plugging device and pouring into the expanding agent at the hole that leaks, make the soil layer that contains water behind the plain pile combine with the expanding agent and form the filling layer to make the water flow in hole that leaks reduce, lay the basis for the effective shutoff of accelerator.
Description
Technical Field
The invention relates to the technical field of secant pile leakage treatment, in particular to a secant pile water leakage plugging device and a plugging method thereof.
Background
Secant pile secant piles have become more and more commonly applied to the building envelope of underground engineering, especially under complex geological conditions or ultra-deep and ultra-large foundation pits. In the construction process, the leakage of the secant pile belongs to a common emergency and needs to be quickly handled, and referring to fig. 1, the secant pile structure in the common secant pile mainly comprises a meat pile 1a and a vegetable pile 2a which are mutually meshed, wherein the meat pile 1a comprises steel bars and concrete, and the vegetable pile 2a belongs to a cement mixing pile or a jet grouting pile and is a position where a leakage point often appears; the existing method aims at the water leakage position and carries out rapid plugging through an accelerator, water glass and the like, but if the water flow at the water leakage position is too large, the plugging agent cannot be solidified in time and can be washed away by water, and the plugging effect cannot be realized.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a plugging device and a plugging method thereof, which can quickly and effectively deal with the leakage of an occlusive pile and the large flow of the leakage water.
The invention is realized by the following technical scheme:
the secant pile water leakage plugging device comprises a pipe body, an injection pipe, a plunger and a push rod; the inside of the cavity is provided with a cavity, one end of the cavity is a closed end face, and the other end of the cavity is an opening end; one end of the injection pipe is connected with the closed end face of the pipe body and is communicated with the containing cavity of the pipe body; the push rod is connected with the plunger, and one end of the plunger, which is far away from the push rod, enters from the opening end of the tube body and can reciprocate in the tube body; the end face of the plunger, which is far away from the push rod, the inner wall of the tube body and the closed end face of the tube body form an expanding agent accommodating cavity; one end of the injection pipe, which is far away from the pipe body, is provided with a one-way opening structure, and the one-way opening structure can allow the expanding agent to be discharged from the expanding agent accommodating cavity through the injection pipe and prevent external substances from entering the expanding agent accommodating cavity from the injection pipe.
As the improvement of above-mentioned scheme, the one end that the filling tube deviates from the body be the tip and be equipped with the open-close board, the open-close board be used for covering filling tube tip side, the one end and the filling tube of open-close board are articulated. The pointed end is favorable for the injection pipe to insert into the soil layer, the open-close plate can ensure that the expanding agent can not easily flow out of the injection pipe when being filled, and the injection pipe can not be blocked because sand or water flows into the injection pipe in a large amount when being inserted into the soil layer.
As an improvement of the scheme, the maximum inner diameter of the injection pipe is less than one twentieth of the minimum inner diameter of the containing cavity of the pipe body, the minimum inner diameter of the injection pipe is greater than 10cm, the pipe diameter of the injection pipe is far less than that of the pipe body, the injection pressure can be improved, and the influence on the water leakage port can be reduced due to the small pipe diameter of the injection pipe.
As an improvement of the scheme, one side of the closed end face of the pipe body facing the injection pipe is provided with a flexible waterproof layer, so that a waterproof layer can be formed when the closed end face of the plugging device is attached to the surface of the pile body, and the flow is reduced.
As an improvement of the scheme, the push rod is provided with scales which can display the amount of the injected expanding agent.
As an improvement of the scheme, the periphery of the pipe body is provided with an exhaust switch hole and a containing cavity, the plunger is provided with an exhaust groove matched with the exhaust switch hole, one end of the exhaust groove is communicated with the expanding agent containing cavity, the other end of the exhaust groove is communicated with the exhaust switch hole, and the exhaust switch hole can be opened or closed according to the use condition.
A plugging method using an occlusive pile water leakage plugging device comprises the following specific steps:
s1, finding that the water seepage situation of the occlusive pile occurs, and determining that the water seepage situation is caused by perforation of a plain pile of the occlusive pile;
s2, filling an expanding agent containing cavity of the plugging device with an expanding agent, plugging a plunger into the expanding agent containing cavity and keeping the expanding agent from flowing out of an injection pipe;
s3, finding the position of a water leakage hole of the plain pile, aligning an injection pipe of the plugging device with the water leakage hole, and pressing the plugging device into the plain pile by a press machine until the pipe orifice of the injection pipe is driven into a water-bearing layer in a soil layer;
s4, pushing the push rod to inject an expanding agent into the aquifer through the injection pipe by the aid of the plunger, wherein the expanding agent expands in the presence of water to form a filling layer, water paths in the soil layer are blocked, and water flow is reduced;
s5, pulling out the plugging device, wherein under the action of the filling layer, the flow of the water leakage hole is reduced, and the water leakage hole can be further plugged by the accelerating agent after the plugging device is pulled out.
The invention has the following beneficial effects:
1. the plugging device can quickly respond when the secant pile leaks in large flow, and the water-containing soil layer behind the secant pile is combined with the expanding agent to form a filling layer by inserting the plugging device into the water leakage hole and injecting the expanding agent, so that the water flow of the water leakage hole is reduced, and a foundation is laid for the effective plugging of the accelerating agent.
2. Plugging device simple structure, it is little at the on-the-spot fault rate in building site, ensure emergency accident handles's stability, the injection pipe is thin, and it is little to cause further destruction degree to the position of leaking, is favorable to the seepage to be restoreed.
3. The plugging method has simple steps and low requirements on operators, reduces the operation difficulty and ensures the stability and effectiveness of the leakage repairing process.
Drawings
FIG. 1 is a schematic diagram of a bite pile construction of a bite pile;
FIG. 2 is a schematic view of the occluding device of the present invention;
FIG. 3 is a schematic view of a portion of the occluding device of the present invention;
FIG. 4 is an enlarged view of area A of FIG. 3;
FIG. 5 is a schematic view of a plugging method according to the present invention;
FIG. 6 is a schematic view of the second embodiment of the plugging method of the present invention;
FIG. 7 is a third schematic view of the plugging method of the present invention;
FIG. 8 is a fourth schematic view of the plugging method of the present invention;
description of reference numerals: the device comprises a pipe body 1, an injection pipe 2, a plunger 3, a push rod 4, a containing cavity 5, a closed end surface 6, an expanding agent containing cavity 7, a flexible waterproof layer 8, scales 9, an exhaust switch hole 10, an exhaust groove 11, an expanding agent 12, a water leakage hole 13, a water-containing layer 14, a flooding layer 15 and an accelerating agent 16.
Detailed Description
Example 1
As shown in fig. 2 to 4, the water leakage plugging device for the secant pile comprises a pipe body 1, an injection pipe 2, a plunger 3 and a push rod 4; the inside of the container is provided with a cavity 5, one end of the cavity is a closed end surface 6, and the other end of the cavity is an open end; one end of the injection pipe 2 is connected with the closed end face 6 of the pipe body 1 and is communicated with the containing cavity 5 of the pipe body 1; the push rod 4 is connected with the plunger 3, and one end of the plunger 3, which is far away from the push rod 4, enters from the opening end of the tube body 1 and can reciprocate in the tube body 1; the end surface of the plunger 3 departing from the push rod 4, the inner wall of the tube body 1 and the closed end surface 6 of the tube body 1 form an expanding agent accommodating cavity 7; one end of the injection pipe 2, which is far away from the pipe body 1, is provided with a one-way opening structure, and the one-way opening structure can allow the expanding agent to be discharged from the expanding agent accommodating cavity 7 through the injection pipe 2 and prevent external substances from entering the expanding agent accommodating cavity 7 from the injection pipe 2. The one end that the injection pipe 2 deviates from body 1 be the tip and be equipped with the open-close board, the open-close board be used for covering 2 tip sides of injection pipe, the one end of open-close board is articulated with injection pipe 2. The pointed end is favorable for the injection pipe 2 to insert into the soil layer, the open-close plate can ensure that the expanding agent can not easily flow out of the injection pipe 2 when being filled, and the injection pipe 2 can not be blocked because sand or water flows into the injection pipe 2 in a large amount when being inserted into the soil layer. The maximum inner diameter of the injection pipe 2 is less than one twentieth of the minimum inner diameter of the cavity 5 of the pipe body 1, the minimum inner diameter of the injection pipe 2 is greater than 10cm, the pipe diameter of the injection pipe 2 is far less than that of the pipe body 1, the injection pressure can be improved, and the influence on a water leakage port can be reduced due to the small pipe diameter of the injection pipe 2. One side of the closed end surface 6 of the pipe body 1 facing the injection pipe 2 is provided with a flexible waterproof layer 8, so that a waterproof layer can be formed when the closed end surface 6 of the plugging device is attached to the surface of a pile body, and the flow is reduced. The push rod 4 is provided with a scale 9 which can display the amount of the injected expanding agent. The periphery of the pipe body 1 is provided with an exhaust hole and a containing cavity 5, the plunger 3 is provided with an exhaust groove 11 matched with an exhaust switch hole 10, one end of the exhaust groove 11 is communicated with the expanding agent containing cavity 7, the other end of the exhaust groove is communicated with the exhaust switch hole 10, and the exhaust switch hole 10 can be opened or closed according to the use condition. .
Example 2
As shown in fig. 5 to 8, a plugging method using a water leakage plugging device of a bite pile comprises the following specific steps:
s1, finding that the water seepage situation of the occlusive pile occurs, and determining that the water seepage situation is caused by perforation of a plain pile of the occlusive pile;
s2, filling an expanding agent containing cavity 7 of the plugging device with an expanding agent 12, plugging the plunger 3 and preventing the expanding agent 12 from flowing out of the injection pipe 2;
s3, finding the position of a water leakage hole 13 of the plain pile, aligning the injection pipe 2 of the plugging device with the water leakage hole 13, and pressing the plugging device into the plain pile by a press machine until the pipe orifice of the injection pipe 2 is driven into a water-bearing layer 14 in a soil layer;
s4, pushing the push rod 4 to inject the expanding agent 12 into the aquifer 14 through the plunger 3 through the injection pipe 2, wherein the expanding agent 12 expands with water to form a filling layer 15, so that a water path in the soil layer is blocked, and the water flow is reduced;
s5, pulling out the plugging device, wherein under the action of the filling layer 15, the flow of the water leakage hole 13 is reduced, and after the plugging device is pulled out, the water leakage hole 13 can be further plugged through the accelerating agent 16.
The above detailed description is specific to possible embodiments of the present invention, and the embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The secant pile water leakage plugging device is characterized by comprising a pipe body, an injection pipe, a plunger and a push rod; the inside of the cavity is provided with a cavity, one end of the cavity is a closed end face, and the other end of the cavity is an opening end; one end of the injection pipe is connected with the closed end face of the pipe body and is communicated with the containing cavity of the pipe body; the push rod is connected with the plunger, and one end of the plunger, which is far away from the push rod, enters from the opening end of the tube body and can reciprocate in the tube body; the end face of the plunger, which is far away from the push rod, the inner wall of the tube body and the closed end face of the tube body form an expanding agent accommodating cavity; one end of the injection pipe, which is far away from the pipe body, is provided with a one-way opening structure, and the one-way opening structure can allow the expanding agent to be discharged from the expanding agent accommodating cavity through the injection pipe and prevent external substances from entering the expanding agent accommodating cavity from the injection pipe.
2. A spud water leakage plugging device according to claim 1, wherein said injection tube has a pointed end at an end thereof facing away from said tubular body and is provided with a cut-off plate for covering the pointed end of said injection tube, and one end of said cut-off plate is hinged to said injection tube.
3. A bite pile water leakage blocking device according to claim 1, wherein the maximum inner diameter of said injection tube is less than one twentieth of the minimum inner diameter of the cavity of the tube body, and the minimum inner diameter of the injection tube is greater than 10 cm.
4. A water leakage blocking device for a bite pile according to claim 1, wherein a flexible waterproof layer is provided on the side of the closed end surface of the pipe body facing the injection pipe.
5. A water leakage plugging device for a bite pile according to claim 1, wherein said push rod is provided with graduations.
6. A secant pile water leakage plugging device according to claim 1, wherein an air release switch hole is formed in the periphery of the pipe body and is communicated with the containing cavity, the plunger is provided with an air release groove matched with the air release switch hole, one end of the air release groove is communicated with the expansion agent containing cavity, and the other end of the air release groove is communicated with the air release switch hole.
7. A plugging method using the occlusive pile water leakage plugging device of any one of claims 1 to 5 is characterized by comprising the following specific steps:
s1, finding that the water seepage situation of the occlusive pile occurs, and determining that the water seepage situation is caused by perforation of a plain pile of the occlusive pile;
s2, filling an expanding agent containing cavity of the plugging device with an expanding agent, plugging a plunger into the expanding agent containing cavity and keeping the expanding agent from flowing out of an injection pipe;
s3, finding the position of a water leakage hole of the plain pile, aligning an injection pipe of the plugging device with the water leakage hole, and pressing the plugging device into the plain pile by a press machine until the pipe orifice of the injection pipe is driven into a water-bearing layer in a soil layer;
s4, pushing the push rod to inject an expanding agent into the aquifer through the injection pipe by the aid of the plunger, wherein the expanding agent expands in the presence of water to form a filling layer, water paths in the soil layer are blocked, and water flow is reduced;
s5, pulling out the plugging device, wherein under the action of the filling layer, the flow of the water leakage hole is reduced, and the water leakage hole can be further plugged by the accelerating agent after the plugging device is pulled out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210716246.3A CN115045344A (en) | 2022-06-22 | 2022-06-22 | Occlusive pile water leakage plugging device and plugging method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210716246.3A CN115045344A (en) | 2022-06-22 | 2022-06-22 | Occlusive pile water leakage plugging device and plugging method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN115045344A true CN115045344A (en) | 2022-09-13 |
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| CN202210716246.3A Pending CN115045344A (en) | 2022-06-22 | 2022-06-22 | Occlusive pile water leakage plugging device and plugging method thereof |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1587545A (en) * | 2004-08-11 | 2005-03-02 | 王衡 | Preparing filling device for blocking water leakage |
| CN201386377Y (en) * | 2009-03-11 | 2010-01-20 | 浙江中联建设集团有限公司 | Special rapid hole plugging gun for concrete exterior wall bolt holes |
| KR20110045279A (en) * | 2009-10-26 | 2011-05-04 | 심재구 | Prevention method of construction for slope land collapse |
| CN103334446A (en) * | 2013-07-09 | 2013-10-02 | 北京工业大学 | Soil texture deep excavation side wall water burst plugging device and method |
| US20160169435A1 (en) * | 2015-02-09 | 2016-06-16 | SAFEKEY Engineering Technology(Zhengzhou), Ltd. | Polymer composite grouting method for blocking leaking and sand inrush of underground pipelines |
| CN113233864A (en) * | 2021-04-22 | 2021-08-10 | 广东省水利水电第三工程局有限公司 | Foundation pit leaking stoppage construction method and leaking stoppage material |
| CN214368270U (en) * | 2020-12-31 | 2021-10-08 | 腾达建设集团股份有限公司 | Waterproof block structure of wall pipe |
| CN214462831U (en) * | 2020-12-10 | 2021-10-22 | 北京城建六建设集团有限公司 | A push away a section of thick bamboo for wearing shutoff of wall bolt hole |
-
2022
- 2022-06-22 CN CN202210716246.3A patent/CN115045344A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1587545A (en) * | 2004-08-11 | 2005-03-02 | 王衡 | Preparing filling device for blocking water leakage |
| CN201386377Y (en) * | 2009-03-11 | 2010-01-20 | 浙江中联建设集团有限公司 | Special rapid hole plugging gun for concrete exterior wall bolt holes |
| KR20110045279A (en) * | 2009-10-26 | 2011-05-04 | 심재구 | Prevention method of construction for slope land collapse |
| CN103334446A (en) * | 2013-07-09 | 2013-10-02 | 北京工业大学 | Soil texture deep excavation side wall water burst plugging device and method |
| US20160169435A1 (en) * | 2015-02-09 | 2016-06-16 | SAFEKEY Engineering Technology(Zhengzhou), Ltd. | Polymer composite grouting method for blocking leaking and sand inrush of underground pipelines |
| CN214462831U (en) * | 2020-12-10 | 2021-10-22 | 北京城建六建设集团有限公司 | A push away a section of thick bamboo for wearing shutoff of wall bolt hole |
| CN214368270U (en) * | 2020-12-31 | 2021-10-08 | 腾达建设集团股份有限公司 | Waterproof block structure of wall pipe |
| CN113233864A (en) * | 2021-04-22 | 2021-08-10 | 广东省水利水电第三工程局有限公司 | Foundation pit leaking stoppage construction method and leaking stoppage material |
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