CN111021425A - Seepage-proofing construction method for deformation joint of underground pipe gallery - Google Patents
Seepage-proofing construction method for deformation joint of underground pipe gallery Download PDFInfo
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- CN111021425A CN111021425A CN201911234634.2A CN201911234634A CN111021425A CN 111021425 A CN111021425 A CN 111021425A CN 201911234634 A CN201911234634 A CN 201911234634A CN 111021425 A CN111021425 A CN 111021425A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
- E02D15/04—Placing concrete in mould-pipes, pile tubes, bore-holes or narrow shafts
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/045—Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them
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- 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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- 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
- E02D31/04—Watertight packings for use under hydraulic pressure
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Abstract
The invention discloses an underground pipe gallery deformation joint seepage-proofing construction method, and particularly relates to the field of pipe gallery engineering. According to the invention, the hydrophilic grouting material with good toughness is adopted to seal the construction joint, so that the deformation caused by the expansion and the uneven settlement of the pipe gallery engineering building is resisted in the expansion and uneven settlement processes, the material cost is saved, the construction period is shortened, the problems of high construction difficulty, easiness in cracking and the like of the existing construction method are solved, the requirement on constructors is not high, the construction can be carried out through simple training, the cost is saved, and the construction period is shortened.
Description
Technical Field
The invention relates to the technical field of pipe gallery engineering, in particular to an anti-seepage construction method for deformation joints of underground pipe galleries.
Background
At present, underground pipe gallery engineering in China is in a rapid development stage, but a plurality of problems occur in the construction process, particularly in the aspect of controlling the waterproof and anti-seepage quality of deformation joints in pipe gallery construction. The construction unit does not pay attention to the technical control on the aspects of water prevention and seepage prevention in the construction process of the pipe gallery engineering, and the settlement is not uniform after the construction of each construction section is finished, so that the quality problems of seepage and water leakage appear in the later stage of the engineering.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides an anti-seepage construction method for deformation joints of underground pipe galleries.
In order to achieve the purpose, the invention provides the following technical scheme: an underground pipe gallery deformation joint seepage-proofing construction method comprises a construction assembly, wherein the construction assembly comprises a construction joint, a rubber waterstop is inserted into the construction joint, grouting pipes are arranged on two sides of the rubber waterstop, rapid-hardening concrete is filled outside the grouting pipes, grouting materials are filled around the outer side of the rubber waterstop, the rubber waterstop and the grouting pipes are arranged inside the grouting materials, pre-buried steel pipes are fixedly arranged inside the grouting materials and are arranged on two sides of the rubber waterstop, waterproof coiled materials are fixedly arranged on the surface of one side of the rapid-hardening concrete, plastic right-angle joints are arranged inside the four-plain market grouting pipes, anti-explosion grouting pipes are connected to the outer sides of elbows, grouting nozzles are arranged at the bottoms of the anti-explosion grouting pipes, and throat hoop plates are sleeved on the outer sides of the anti-explosion grouting pipes;
the construction method of the construction assembly specifically comprises the following steps:
the method comprises the following steps: cleaning the extruded sheet and the concrete residues in the deformation joint until the rubber water stop belt is exposed in the deformation joint, mounting a pre-buried steel pipe outside the rubber water stop belt, and washing with water;
step two: embedding grouting pipes in the side wall construction joints, winding linen on the surfaces of the grouting pipes, pushing the grouting pipes to the bottoms of the construction joints by using proper wood boards, tightly attaching the grouting pipes to water stops, then embedding an explosion-proof grouting pipe at each of two sides of the ground construction joints and the wall construction corners, embedding the explosion-proof grouting pipes in the top construction joints and the wall construction joints, overlapping the two sections of explosion-proof grouting pipes, connecting the grouting pipes and the explosion-proof grouting pipes by using plastic right-angle joints, fixing firmly by using steel wires, inserting grouting nozzles in the explosion-proof grouting pipes, and fixing firmly by using throat hoop plates;
step three: filling quick-setting concrete into the deformation joint, and compacting the deformation joint without leaving any gap;
step four: respectively injecting water and grouting material by using two high-pressure grouting machines, injecting water by using the high-pressure grouting machine for injecting water, observing an explosion-proof grouting pipe at the other end of the grouting pipe in the water injection process, stopping injecting water after water is found in the pipe, immediately injecting the slurry by using the other grouting machine from a grouting nozzle of a water injection port, observing whether the explosion-proof grouting pipe at the other end of the grouting pipe is foamed or not in the grouting process, stopping injecting the slurry if the explosion-proof grouting pipe is foamed, stopping injecting the slurry if the explosion-proof grouting pipe is not foamed if the explosion-proof grouting pipe reaches a certain pressure, stopping injecting the water from the upper end of the grouting pipe, stopping injecting the water when the explosion-proof grouting pipe has pressure, starting the grouting by using the other grouting machine, stopping the slurry;
step five: and after the explosion-proof grouting pipe is removed and the repairing construction is completed for hours, the explosion-proof grouting pipe is removed by a scraper knife and is repaired by rapid hardening concrete, and the whole construction work is completed.
In a preferred embodiment, the inside of the grouting pipe is filled with a spring skeleton, a non-woven fabric filter cloth layer is arranged around the inner wall of the grouting pipe, the outer wall of the grouting pipe is made of nylon mesh in a wrapping mode, the diameter of the grouting pipe is 1.2cm, and the distance between the two grouting pipes is 30-40 cm.
In a preferred embodiment, the quick-setting concrete is set to a thickness of 2cm and compacted without leaving any gap, and the quick-setting concrete is used for preventing outflow of grouting material.
In a preferred embodiment, the grouting material is provided with a high-toughness and good-hydrophilicity polyurethane grouting material, and the grouting material is used for preventing the deformation joint from settling and cracking.
In a preferred embodiment, the explosion-proof grouting pipes are arranged in a transparent mode and used for observing whether grouting is filled in the deformation joint, the distance between the two explosion-proof grouting pipes is set to be 2-3m, the two explosion-proof grouting pipes are overlapped, the overlapped part is not smaller than 15cm, and the surface of the quick-setting concrete leaked from the explosion-proof grouting pipes is larger than 40 cm.
In a preferred embodiment, the grouting nozzle comprises a grouting column, a ferrule is fixedly arranged on the surface of the grouting column, an anti-slip sleeve is sleeved on the surface of one end of the grouting column, and a steel ball sealing head is connected to the inner thread of the other end of the grouting column.
In a preferred embodiment, the outer side of the hose clamp plate is sleeved with a positioning seat, a fastening seat is arranged inside the positioning seat, the surface of the hose clamp plate is uniformly provided with a connecting hole, the inner side surface of the fastening seat is uniformly provided with an inserting plate, the inserting plate is matched with the connecting hole, and the outer side of the fastening seat is in threaded connection with a positioning bolt.
The invention has the technical effects and advantages that:
1. according to the invention, the grouting pipe and the explosion-proof grouting pipe are arranged, the spring framework is arranged in the grouting pipe, the grouting pipe cannot be flattened under the concrete pressure to ensure that a grouting channel is unblocked, the inner wall of the grouting pipe is provided with the non-woven fabric filter cloth layer in a surrounding manner, only water and grout can be allowed to pass, other grout in concrete is blocked at the outer side of the grouting pipe, the smoothness of grouting and water injection is ensured, the outer wall of the grouting pipe is wrapped by a nylon net, and the linen is wound on the outer wall when the grouting pipe is used, so that the waterproof and sealing performances of the grouting pipe in a concrete joint can be greatly improved, the explosion-proof grouting pipe can observe whether the grouting in a deformation joint is full, the grouting is effectively performed, the waterproof performance is ensured, and the permeability resistance is better;
2. by arranging the grouting nozzle and the throat hoop plate, the sealing performance can be effectively ensured by the ferrule and the steel ball sealing head on the surface of the grouting nozzle, slurry is not exposed in the slurry conveying process, high pressure of a machine can be borne simultaneously, stable slurry conveying under different environments can be ensured, after the explosion-proof grouting pipe is wrapped by the throat hoop plate according to different gaps and construction positions, the inserting plate in the positioning seat is inserted into the inserting hole in the surface of the throat hoop plate, and the positioning bolt is used for quickly positioning, so that the installation can be adjusted according to different construction requirements, the integral stability is ensured, and the normal operation of construction is ensured;
3. through adopting the good hydrophilicity grout material of toughness to seal the construction joint, realize that piping lane engineering building resists the deformation that brings from this at flexible and inhomogeneous settlement in-process, material saving cost shortens construction cycle, solves current construction method construction degree of difficulty big, easy cracking scheduling problem, and is not high to the constructor requirement, just can be under construction through simple training, practices thrift the cost, shortens construction cycle.
Drawings
FIG. 1 is a schematic structural view of a deformation joint seepage-proofing construction assembly.
FIG. 2 is a cross-sectional view of a deformation joint impermeable construction assembly of the present invention.
Fig. 3 is a schematic structural diagram of a grouting nozzle of the invention.
Figure 4 is a top view of the throat band of the present invention.
FIG. 5 is a schematic view of the structure of the grouting pipe of the present invention.
FIG. 6 is a flow chart of the construction method of the present invention.
The reference signs are: 1 construction joint, 2 rubber waterstop, 3 slip casting pipes, 31 spring skeleton, 4 rapid hardening concrete, 5 grouting materials, 6 pre-buried steel pipes, 7 waterproof coiled materials, 8 plastic right-angle joints, 9 explosion-proof slip casting pipes, 10 slip casting nozzles, 11 slip casting columns, 12 ferrules, 13 anti-slip sleeves, 14 steel ball sealing heads, 15 throat hoop plates, 16 positioning seats, 17 fastening seats and 18 positioning bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the anti-seepage construction method for the deformation joint of the underground pipe gallery comprises a construction assembly, wherein the construction assembly comprises a construction joint 1, a rubber water stop 2 is inserted into the construction joint 1, grouting pipes 3 are arranged on two sides of the rubber water stop 2, rapid-hardening concrete 4 is filled outside the grouting pipes 3, grouting materials 5 are filled around the outside of the rubber water stop 2, the rubber water stop 2 and the grouting pipes 3 are arranged inside the grouting materials 5, pre-buried steel pipes 6 are fixedly arranged inside the grouting materials 5, the pre-buried steel pipes 6 are arranged on two sides of the rubber water stop 2, waterproof coiled materials 7 are fixedly arranged on the surface of one side of the rapid-hardening concrete 4, plastic right-angle joints 8 are arranged inside the four-parallel market grouting pipes 3, anti-explosion grouting pipes 9 are connected to the outside of an elbow 8, grouting nozzles 10 are arranged at the bottoms of the anti-explosion grouting pipes 9, and throat plates 15 are sleeved on the outside the anti-explosion grouting pipes 9;
the inner part of the grouting pipe 3 is filled with a spring skeleton 31, the inner wall of the grouting pipe 3 is provided with a non-woven fabric filter cloth layer in a surrounding manner, the outer wall of the grouting pipe 3 is made of nylon net in a wrapping manner, the diameter of the grouting pipe 3 is 1.2cm, and the distance between the two grouting pipes 3 is set to be 30-40 cm.
The thickness of the quick-setting concrete 4 is set to be 2cm, no gap is reserved when the quick-setting concrete is compacted, and the quick-setting concrete 4 is used for preventing the outflow of grouting material.
The grouting material 5 is made of a hydrophilic polyurethane grouting material with high toughness and good performance, and the grouting material 5 is used for preventing the deformation joint from settling and cracking.
The explosion-proof grouting pipes 9 are arranged in a transparent mode, the explosion-proof grouting pipes 9 are used for observing whether grouting is filled in deformation joints, the distance between the two explosion-proof grouting pipes 9 is set to be 2-3m, the two sections of the explosion-proof grouting pipes 9 are mutually overlapped, the overlapped part is not smaller than 15cm, and the surface of the explosion-proof grouting pipe 9 exposed out of the rapid hardening concrete 4 is larger than 40 cm.
The implementation mode is specifically as follows: spring skeleton 31 is installed in slip casting pipe 3, the slip casting passageway is unblocked can not be guaranteed to flattening under the slip casting pipe concrete pressure, 3 inner walls of slip casting pipe encircle and are equipped with the non-woven fabrics filter cloth layer, can realize only allowing water and thick liquid to pass through, other grout separation if in the concrete is in the slip casting pipe 3 outside, the unobstructed of slip casting and water injection has been guaranteed, 3 outer walls of slip casting pipe are wrapped up in by the nylon wire and are made, and use and make at the outer wall winding linen, can improve slip casting pipe 3 at the inside waterproof and sealing performance of concrete joint greatly, whether the slip casting is filled up in the explosion-proof slip casting pipe 9 can observe the movement joint, effectively carry out the injection of grout 5, waterproof performance has been guaranteed simultaneously, prevention of seepage permeability is better.
Example two:
the grouting nozzle 10 comprises a grouting column 11, a ferrule 12 is fixedly arranged on the surface of the grouting column 11, an anti-slip sleeve 13 is sleeved on the surface of one end of the grouting column 11, and a steel ball sealing head 14 is connected to the inner thread of the other end of the grouting column 11.
The outer side of the throat hoop plate 15 is sleeved with a positioning seat 16, a fastening seat 17 is arranged inside the positioning seat 16, connecting holes are uniformly formed in the surface of the throat hoop plate 15, inserting plates are uniformly arranged on the inner side surface of the fastening seat 17 and matched with the connecting holes, and positioning bolts 18 are in threaded connection with the outer side of the fastening seat 17.
The implementation mode is specifically as follows: sealing performance can effectively be guaranteed to the lasso on slip casting mouth surface and the sealed head of steel ball, do not reveal thick liquid at defeated thick liquid in-process, can bear the machine high pressure simultaneously, guarantee to stabilize defeated thick liquid under the environment of difference, gap and construction position's difference according to the difference, adjustment throat hoop board 15 is with explosion-proof slip casting pipe parcel back, insert in the jack on throat hoop board 15 surface by the picture peg in the positioning seat 16, and fix a position fast through positioning bolt 18, can adjust the installation to the construction demand of difference, guarantee holistic steadiness, ensure the normal clear of construction.
Example two:
the invention provides an anti-seepage construction method for deformation joints of underground pipe galleries as shown in figures 1 to 6, which specifically comprises the following steps:
the method comprises the following steps: cleaning the extruded sheet and the concrete residues in the deformation joint until the rubber water stop 2 is exposed in the deformation joint, installing a pre-buried steel pipe 6 outside the rubber water stop 2, and washing with water;
step two: embedding grouting pipes 3 in the side wall construction joints, winding linen on the surfaces of the grouting pipes 3, pushing the grouting pipes 3 to the bottoms of the construction joints by using proper wood boards, tightly attaching the grouting pipes to water stops, then embedding an explosion-proof grouting pipe 9 at each of two sides of the ground construction joints and the wall construction corners, embedding the explosion-proof grouting pipes 9 in the top construction joints and the wall construction joints, overlapping the two sections of explosion-proof grouting pipes 9, connecting the grouting pipes 3 and the explosion-proof grouting pipes 9 by using plastic right-angle joints, fixing firmly by using steel wires, inserting grouting nozzles 10 into the explosion-proof grouting pipes 9, and fixing firmly by using throat hoop plates 15;
step three: filling quick-setting concrete 4 into the deformation joint, and compacting the deformation joint without leaving any gap;
step four: respectively injecting water and grouting material 5 by two high-pressure grouting machines, injecting water by the high-pressure grouting machine for injecting water, observing the explosion-proof grouting pipe 9 at the other end of the grouting pipe 3 in the water injection process, stopping injecting water after water is found in the pipe, immediately injecting the grouting material by the other grouting machine from a grouting nozzle 10 of a water injection port, observing whether the explosion-proof grouting pipe 9 at the other end of the grouting pipe 3 is foamed or not in the grouting process, stopping injecting the grouting if the foaming is generated, stopping injecting the grouting if the grouting machine reaches certain pressure or not and foaming is generated in the explosion-proof grouting pipe 9, stopping operating at the moment, injecting water from the upper end of the grouting pipe 3, stopping injecting water when the grouting machine has pressure, starting injecting the grouting by the other grouting machine, stopping injecting the grouting when the pressure is reached, and finishing the construction of the concrete deformation joint according to the sequence;
step five: and removing the explosion-proof grouting pipe 9, repairing and constructing for 48 hours, then shoveling the explosion-proof grouting pipe 9 by using a shovel blade, and repairing by using the quick-setting concrete 4 to finish the whole construction work.
The implementation mode is specifically as follows: the good hydrophilicity grout material 5 with good toughness is adopted to seal the construction joint 1, so that the pipe gallery engineering building resists deformation caused by the deformation in the process of expansion and uneven settlement, the material cost is saved, the construction period is shortened, the problems of high construction difficulty, easiness in cracking and the like of the existing construction method are solved, the requirement on constructors is not high, construction can be carried out through simple training, the cost is saved, and the construction period is shortened.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. The seepage-proofing construction method for the deformation joint of the underground pipe gallery comprises a construction assembly and is characterized in that: the construction assembly comprises a construction joint (1), a rubber waterstop (2) is inserted into the construction joint (1), grouting pipes (3) are arranged on two sides of the rubber waterstop (2), rapid-hardening concrete (4) is filled outside the grouting pipes (3), grouting materials (5) are filled outside the rubber waterstop (2) in a surrounding mode, the rubber waterstop (2) and the grouting pipes (3) are both arranged inside the grouting materials (5), pre-buried steel pipes (6) are fixedly arranged inside the grouting materials (5), the pre-buried steel pipes (6) are arranged on two sides of the rubber waterstop (2), waterproof coiled materials (7) are fixedly arranged on the surface of one side of the rapid-hardening concrete (4), plastic connectors (8) are arranged inside the four-parallel grouting pipes (3), explosion-proof grouting pipes (9) are connected to the outer side of the elbow (8), and grouting nozzles (10) are arranged at the bottoms of the explosion-proof grouting pipes (9), a throat hoop plate (15) is sleeved on the outer side of the explosion-proof grouting pipe (9);
the construction method of the construction assembly specifically comprises the following steps:
the method comprises the following steps: cleaning the extruded sheet and the concrete residues in the deformation joint until the rubber water stop (2) is exposed in the deformation joint, installing a pre-buried steel pipe (6) on the outer side of the rubber water stop (2), and washing with water;
step two: embedding a grouting pipe (3) in a side wall construction joint in advance, winding linen on the surface of the grouting pipe (3), pushing the grouting pipe (3) to the bottom of the construction joint by using a proper wood board, clinging to a water stop, then embedding an explosion-proof grouting pipe (9) at each of two sides of a ground construction joint and a wall construction corner, embedding the explosion-proof grouting pipe (9) at the top construction joint and the wall construction joint in the same way, mutually overlapping two sections of explosion-proof grouting pipes (9), connecting the grouting pipe (3) and the explosion-proof grouting pipe (9) by using a plastic right-angle joint, fixing firmly by using a steel wire, inserting a grouting nozzle (10) into the explosion-proof grouting pipe (9), and fixing firmly by using a throat hoop plate (15);
step three: filling quick-setting concrete (4) into the deformation joint, and compacting the deformation joint without leaving any gap;
step four: respectively injecting water and grouting material (5) by two high-pressure grouting machines, injecting water by the high-pressure grouting machine for injecting water, observing an explosion-proof grouting pipe (9) at the other end of a grouting pipe (3) in the water injection process, stopping injecting water after water is found in the pipe, immediately injecting the grouting material by the other grouting machine from a grouting nozzle (10) of a water injection port, observing whether the explosion-proof grouting pipe (9) at the other end of the grouting pipe (3) is foamed or not in the grouting process, stopping grouting if foaming occurs, stopping injecting the grouting if the grouting machine reaches certain pressure, stopping injecting water from the upper end of the grouting pipe (3), stopping injecting water when the grouting machine has pressure, starting grouting by the other grouting machine, stopping grouting when the pressure is reached, and finishing the construction of a concrete deformation joint according to the sequence;
step five: and removing the explosion-proof grouting pipe (9) and completing the repairing construction for 48 hours, then shoveling the explosion-proof grouting pipe (9) by using a shovel blade, and repairing by using quick-setting concrete (4) to complete the whole construction work.
2. The seepage-proofing construction method for the deformation joint of the underground pipe gallery according to claim 1, characterized in that: the inner part of the grouting pipe (3) is filled with a spring skeleton (31), the inner wall of the grouting pipe (3) is provided with a non-woven fabric filter cloth layer in a surrounding manner, the outer wall of the grouting pipe (3) is made of nylon net in a wrapping manner, the diameter of the grouting pipe (3) is 1.2cm, and the distance between the two grouting pipes (3) is set to be 30-40 cm.
3. The seepage-proofing construction method for the deformation joint of the underground pipe gallery according to claim 1, characterized in that: the thickness of the quick-setting concrete (4) is set to be 2cm, no gap is reserved when the quick-setting concrete is compacted, and the quick-setting concrete (4) is used for preventing outflow of grouting materials.
4. The seepage-proofing construction method for the deformation joint of the underground pipe gallery according to claim 1, characterized in that: the grouting material (5) is set to be a hydrophilic polyurethane grouting material with high toughness and good performance, and the grouting material (5) is used for preventing the deformation joint from settling and cracking.
5. The seepage-proofing construction method for the deformation joint of the underground pipe gallery according to claim 1, characterized in that: the anti-explosion grouting pipes (9) are arranged in a transparent mode, the anti-explosion grouting pipes (9) are used for observing whether grouting in deformation joints is full, the distance between the two anti-explosion grouting pipes (9) is set to be 2-3m, the two anti-explosion grouting pipes (9) are mutually overlapped, the overlapped part is not less than 15cm, and the surface of the leaked rapid-hardening concrete (4) of the anti-explosion grouting pipes (9) is larger than 40 cm.
6. The seepage-proofing construction method for the deformation joint of the underground pipe gallery according to claim 1, characterized in that: the grouting nozzle (10) comprises a grouting column (11), a ferrule (12) is fixedly arranged on the surface of the grouting column (11), an anti-slip sleeve (13) is sleeved on the surface of one end of the grouting column (11), and a steel ball sealing head (14) is connected to the inner thread of the other end of the grouting column (11).
7. The seepage-proofing construction method for the deformation joint of the underground pipe gallery according to claim 1, characterized in that: positioning seat (16) have been cup jointed in larynx hoop board (15) outside, positioning seat (16) inside is equipped with fastening seat (17), larynx hoop board (15) surface evenly is equipped with the connecting hole, fastening seat (17) inboard surface evenly is equipped with the picture peg, picture peg and connecting hole phase-match, fastening seat (17) outside threaded connection has positioning bolt (18).
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| CN201911234634.2A CN111021425B (en) | 2019-12-05 | 2019-12-05 | Seepage-proofing construction method for deformation joint of underground pipe gallery |
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| CN201911234634.2A CN111021425B (en) | 2019-12-05 | 2019-12-05 | Seepage-proofing construction method for deformation joint of underground pipe gallery |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112609553A (en) * | 2020-12-11 | 2021-04-06 | 郑州铁路职业技术学院 | Construction method for treating road cracks by using waterborne polyurethane |
| CN115030171A (en) * | 2022-06-06 | 2022-09-09 | 中国建筑第七工程局有限公司 | Non-return slip casting pipe joint |
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| JP4976091B2 (en) * | 2006-09-19 | 2012-07-18 | 鹿島建設株式会社 | Water stop structure |
| CN105220713A (en) * | 2015-10-27 | 2016-01-06 | 中国建筑第八工程局有限公司 | The waterproof construction of outer wall of basement settlement joint |
| CN106836251A (en) * | 2017-02-24 | 2017-06-13 | 中国十七冶集团有限公司 | A kind of new pre-buried deformation joint anti-seepage structure of the pipe well borehole wall and its construction method |
| CN108442412A (en) * | 2018-05-18 | 2018-08-24 | 上海东方雨虹防水技术有限责任公司 | Deformation joint seepage waterproof construction method |
| CN209099394U (en) * | 2018-11-09 | 2019-07-12 | 中国十七冶集团有限公司 | A kind of waterproof construction of novel piping lane deformation joint |
| CN109457571A (en) * | 2018-11-16 | 2019-03-12 | 中铁二十三局集团第四工程有限公司 | The construction method of ground deformation slot repairing |
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| CN112609553A (en) * | 2020-12-11 | 2021-04-06 | 郑州铁路职业技术学院 | Construction method for treating road cracks by using waterborne polyurethane |
| CN115030171A (en) * | 2022-06-06 | 2022-09-09 | 中国建筑第七工程局有限公司 | Non-return slip casting pipe joint |
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