CN114150686A - Deep foundation pit leakage blocking device and using method thereof - Google Patents
Deep foundation pit leakage blocking device and using method thereof Download PDFInfo
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- CN114150686A CN114150686A CN202111248302.7A CN202111248302A CN114150686A CN 114150686 A CN114150686 A CN 114150686A CN 202111248302 A CN202111248302 A CN 202111248302A CN 114150686 A CN114150686 A CN 114150686A
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- 238000000034 method Methods 0.000 title claims description 17
- 230000000903 blocking effect Effects 0.000 title description 6
- 239000002002 slurry Substances 0.000 claims abstract description 75
- 230000000149 penetrating effect Effects 0.000 claims abstract description 38
- 238000007599 discharging Methods 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000012466 permeate Substances 0.000 claims description 6
- 239000011440 grout Substances 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 5
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 5
- 241001330002 Bambuseae Species 0.000 abstract description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 5
- 239000011425 bamboo Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000007569 slipcasting Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D19/00—Keeping dry foundation sites or other areas in the ground
- E02D19/06—Restraining of underground water
- E02D19/12—Restraining of underground water by damming or interrupting the passage of underground water
- E02D19/16—Restraining of underground water by damming or interrupting the passage of underground water by placing or applying sealing substances
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- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
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- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention relates to a deep foundation pit leakage stopping device which comprises a barrel, a grouting pump, a slurry discharging pump, a lifting plate, a rotating plate and slurry permeable holes, wherein the bottom of the outer side of the barrel is provided with the grouting pump in a conduction mode, the top of the outer side of the barrel is provided with the slurry discharging pump in a conduction mode, the lifting plate is arranged in the barrel in a sliding mode, the rotating plate is arranged on the bottom side of the lifting plate in a rotating mode, and the top sides of the lifting plate and the rotating plate are provided with a plurality of slurry permeable holes in a penetrating mode; the second motor work drives and changes the tooth rotation, change the tooth and the external tooth meshing transmission of a screw thread section of thick bamboo this moment, realize the rotation of a screw thread section of thick bamboo, threaded connection's threaded rod drives the lifter plate and rises, when the lifter plate rises, grouting pump work pours into the commentaries on classics board bottom side into the concrete rapidly this moment, the realization is to the shutoff of leaking, the work of thick liquid pump is arranged simultaneously, muddy water gets into the ring channel from inhaling the thick liquid hole, in proper order through connecting the mouth, flexible pipe and stay tube, discharge from the row's thick liquid mouth of thick liquid pump at last, realize quick drainage and the concrete shutoff to the position of leaking, and the whole easy operation is safe effective.
Description
Technical Field
The invention relates to the technical field of deep foundation pit leakage stopping devices, in particular to a deep foundation pit leakage stopping device and a using method thereof.
Background
The pit enclosing structure is underground concealed engineering, and the construction of the foundation pit and the surrounding environment are greatly influenced by the water leakage of the foundation pit, so that the water leakage position needs to be subjected to leakage stoppage treatment in time after the foundation pit is excavated.
Once the water leakage phenomenon occurs in the construction process, the labor intensity is high when the leakage stoppage and the concrete pouring are carried out manually, and once the water leakage phenomenon is serious, certain potential safety hazards are caused; meanwhile, the existing plugging device cannot adapt to the size of a leak, and has certain limitation in practical application.
Disclosure of Invention
The invention aims to provide a deep foundation pit leaking stoppage device and a using method thereof, which solve the problems that once the water leakage phenomenon occurs in the construction process, the manual leaking stoppage and the concrete pouring are needed, the labor intensity is high, and once the water leakage phenomenon is serious, certain potential safety hazards are caused; meanwhile, the existing plugging device cannot adapt to the size of a leak, and has the technical problem of certain limitation in practical application.
In order to achieve the purpose, the invention adopts the following technical scheme:
a deep foundation pit plugging device comprises a barrel, a grouting pump, a slurry discharging pump, a lifting plate, a rotating plate and slurry penetrating holes, wherein the grouting pump is installed at the bottom of the outer side of the barrel in a conduction mode, the slurry discharging pump is installed at the top of the outer side of the barrel in a conduction mode, the lifting plate is installed in the barrel in a sliding mode, the rotating plate is installed at the bottom side of the lifting plate in a rotating mode, and a plurality of slurry penetrating holes are formed in the top sides of the lifting plate and the rotating plate in a penetrating mode;
the inside ring channel of having seted up of lifter plate, the lifter plate top is opened and is equipped with the thick liquid hole of inhaling that a plurality of and ring channel switched on, the lifter plate top side is installed and is connected the mouth with the ring channel switches on, and connects the mouth and inhale thick liquid mouth turn-on connection of mud pump.
Preferably, the grouting pump outside is connected with external concrete pipeline through advancing the thick liquid mouth, the inside slip casting mouth of seting up with the barrel switches on of grouting pump.
Preferably, the thick liquid mouth of arranging has been seted up in the thick liquid pump outside of arranging, the thick liquid pump inboard of arranging switches on through inhaling the thick liquid mouth and installs the stay tube, the stay tube bottom side switches on the installation with flexible pipe top side, flexible pipe bottom switches on the installation with the connection mouth.
Preferably, the middle part of the top side of the lifting plate is provided with a first motor, the first motor is a waterproof motor, the output end of the first motor penetrates through the lifting plate to be connected with the rotating plate, and the diameter of the pulp penetrating hole is smaller than the distance between the adjacent pulp penetrating holes.
Preferably, a threaded cylinder is symmetrically installed on the top end of the cylinder body in a penetrating mode through a bearing, a threaded rod is installed on the inner portion of the threaded cylinder in a penetrating mode through threads, and the bottom end of the threaded rod is connected with the lifting plate.
Preferably, the second motor is installed on barrel top side, the second motor output runs through barrel top side and installs the commentaries on classics tooth, change the tooth and mesh with the external tooth in the screw thread section of thick bamboo outside.
A use method of a deep foundation pit plugging device comprises the following specific operation steps:
the method comprises the following steps: covering the barrel at the leakage position of the deep foundation pit, wherein the lifting plate and the rotating plate are positioned at the bottom of the barrel, the slurry penetrating hole of the lifting plate is superposed with the slurry penetrating hole of the rotating plate, leaked slurry permeates into the barrel from the slurry penetrating hole, the rotating plate is driven to rotate by a first motor until the slurry penetrating hole of the lifting plate is staggered with the slurry penetrating hole of the rotating plate, and the leakage position is blocked by matching the lifting plate and the rotating plate;
step two: the second motor works to drive the rotating teeth to rotate, the rotating teeth are meshed with the outer teeth of the threaded cylinder for transmission at the moment, the threaded rod in threaded connection drives the lifting plate to move downwards when the threaded cylinder rotates clockwise, the threaded rod in threaded connection drives the lifting plate to ascend when the threaded cylinder rotates anticlockwise, and the telescopic pipe stretches to ensure that the supporting pipe is communicated with the connecting nozzle in the ascending and descending process;
step three: when the lifting plate rises, the grouting pump works to rapidly inject concrete into the bottom side of the rotating plate, leakage is blocked, and meanwhile, the slurry discharging pump works, muddy water enters the annular groove from the slurry suction hole, sequentially passes through the connecting nozzle, the telescopic pipe and the supporting pipe, and is finally discharged from the slurry discharging port of the slurry discharging pump.
The invention has the beneficial effects that: the barrel covers the leakage position of the deep foundation pit, the barrel is positioned at the bottom of the barrel through the lifting plate and the rotating plate, the slurry penetrating hole of the lifting plate is superposed with the slurry penetrating hole of the rotating plate, the leaked slurry permeates into the barrel from the slurry penetrating hole, the rotating plate is driven to rotate through the first motor until the slurry penetrating hole of the lifting plate is staggered with the slurry penetrating hole of the rotating plate, the leakage part is blocked through the matching of the lifting plate and the rotating plate, and the blockage of the leakage positions with different sizes is realized through the matching of the lifting plate and the rotating plate, so that the practical operation and application are facilitated;
simultaneously; the second motor work drives and changes the tooth rotation, change the tooth and the external tooth meshing transmission of a screw thread section of thick bamboo this moment, realize the rotation of a screw thread section of thick bamboo, threaded connection's threaded rod drives the lifter plate and rises, when the lifter plate rises, grouting pump work pours into the commentaries on classics board bottom side into the concrete rapidly this moment, the realization is to the shutoff of leaking, the work of thick liquid pump is arranged simultaneously, muddy water gets into the ring channel from inhaling the thick liquid hole, in proper order through connecting the mouth, flexible pipe and stay tube, discharge from the row's thick liquid mouth of thick liquid pump at last, realize quick drainage and the concrete shutoff to the position of leaking, and the whole easy operation is safe effective.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a schematic view of a lifter plate and rotor plate mounting arrangement of the present invention;
fig. 4 is a cross-sectional view of the lifter plate of the present invention.
Illustration of the drawings:
1. a barrel; 2. grouting pump; 3. a slurry discharging pump; 4. a lifting plate; 5. rotating the plate; 6. a slurry penetration hole; 7. a pulp inlet; 8. a grouting port; 9. a pulp discharge port; 10. supporting a tube; 11. a telescopic pipe; 12. an annular groove; 13. a pulp sucking hole; 14. a connecting nozzle; 15. a first motor; 16. a second motor; 17. rotating the teeth; 18. a threaded barrel; 19. an outer tooth; 20. a threaded rod.
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.
Specific examples are given below.
Referring to fig. 1-4, a deep foundation pit plugging device comprises a cylinder body 1, a grouting pump 2, a grouting pump 3, a lifting plate 4, a rotating plate 5 and grouting holes 6, wherein the bottom of the outer side of the cylinder body 1 is provided with the grouting pump 2 in a conduction manner, the outer side of the grouting pump 2 is connected with an external concrete pipeline through a grout inlet 7, the grouting pump 2 is internally provided with a grouting port 8 communicated with the cylinder body 1, the top of the outer side of the cylinder body 1 is provided with the grouting pump 3 in a conduction manner, the outer side of the grouting pump 3 is provided with a grouting port 9, the inner side of the grouting pump 3 is provided with a support pipe 10 in a conduction manner through a grout suction port, the bottom side of the support pipe 10 is in conduction with the top side of a telescopic pipe 11, the bottom end of the telescopic pipe 11 is in conduction with a connecting nozzle 14, the lifting plate 4 is slidably arranged inside the cylinder body 1, the bottom side of the lifting plate 4 is rotatably provided with the rotating plate 5, the lifting plate 4 and the rotating plate 5 are provided with a plurality of the grouting holes 6, the middle part of the top side of the lifting plate 4 is provided with a first motor 15, the 15-position waterproof motor of the first motor is arranged, the output end of the first motor 15 penetrates through the lifting plate 4 to be connected with the rotating plate 5, the diameter of the slurry penetrating hole 6 is smaller than the distance between the adjacent slurry penetrating holes 6, the slurry penetrating hole 6 of the lifting plate 4 coincides with the slurry penetrating hole 6 of the rotating plate 5, the leaked slurry permeates into the barrel body 1 from the slurry penetrating hole 6 at the moment, the rotating plate 5 is driven to rotate by the first motor 15 at the moment until the slurry penetrating hole 6 of the lifting plate 4 is staggered with the slurry penetrating hole 6 of the rotating plate 5, the leaked part is blocked by the matching of the lifting plate 4 and the rotating plate 5 at the moment, the top end of the barrel body 1 is symmetrically penetrated through a bearing to be provided with a threaded barrel 18, the internal thread of the threaded barrel 18 is penetrated and provided with a threaded rod 20, the bottom end of the threaded rod 20 is connected with the lifting plate 4, the top side of the barrel body 1 is provided with a second motor 16, the output end of the second motor 16 penetrates through the top side of the barrel body 1 to be provided with a rotating tooth 17, the rotating teeth 17 are meshed with external teeth 19 on the outer side of the threaded cylinder 18, the second motor 16 works to drive the rotating teeth 17 to rotate, at the moment, the rotating teeth 17 are meshed with the external teeth 19 of the threaded cylinder 18 for transmission, the threaded cylinder 18 rotates, the threaded rod 20 in threaded connection drives the lifting plate 4 to lift, and in the lifting process, the telescopic pipe 11 stretches to ensure the conduction of the support pipe 10 and the connecting nozzle 14;
the inside ring channel 12 of having seted up of lifter plate 4, the thick liquid hole 13 of inhaling that a plurality of and ring channel 12 switched on is seted up on 4 top sides of lifter plate, 4 top sides of lifter plate install the connection mouth 14 that switches on with ring channel 12, and connect the thick liquid mouth turn-on connection of inhaling of mouth 14 and the fan pump 3, fan pump 3 work, muddy water gets into ring channel 12 from inhaling thick liquid hole 13, through connecting mouth 14, flexible pipe 11 and stay tube 10 in proper order, at last from fan pump 3's row thick liquid mouth 9 discharges.
A use method of a deep foundation pit plugging device comprises the following specific operation steps:
the method comprises the following steps: covering the barrel body 1 at the leakage position of the deep foundation pit, wherein the lifting plate 4 and the rotating plate 5 are positioned at the bottom of the barrel body 1, the slurry penetrating hole 6 of the lifting plate 4 is superposed with the slurry penetrating hole 6 of the rotating plate 5, leaked slurry permeates into the barrel body 1 from the slurry penetrating hole 6, the rotating plate 5 is driven to rotate by the first motor 15 until the slurry penetrating hole 6 of the lifting plate 4 is staggered with the slurry penetrating hole 6 of the rotating plate 5, and the leakage position is blocked by the matching of the lifting plate 4 and the rotating plate 5;
step two: the second motor 16 works to drive the rotating teeth 17 to rotate, at the moment, the rotating teeth 17 are in meshing transmission with the external teeth 19 of the threaded cylinder 18, the threaded cylinder 18 rotates, when the threaded cylinder 18 rotates clockwise, the threaded rod 20 in threaded connection drives the lifting plate 4 to move downwards, when the threaded cylinder 18 rotates anticlockwise, the threaded rod 20 in threaded connection drives the lifting plate 4 to ascend, and in the lifting process, the telescopic pipe 11 stretches to ensure that the support pipe 10 is communicated with the connecting nozzle 14;
step three: when the lifting plate 4 rises, the grouting pump 2 works to quickly inject concrete into the bottom side of the rotating plate 5 to realize leakage blocking, meanwhile, the slurry discharging pump 3 works, muddy water enters the annular groove 12 from the slurry suction hole 13, sequentially passes through the connecting nozzle 14, the extension pipe 11 and the support pipe 10, and finally is discharged from the slurry discharging port 9 of the slurry discharging pump 3.
The barrel 1 covers the leakage position of the deep foundation pit, the barrel is positioned at the bottom of the barrel 1 through the lifting plate 4 and the rotating plate 5, the slurry through holes 6 of the lifting plate 4 are overlapped with the slurry through holes 6 of the rotating plate 5, leaked slurry permeates into the barrel 1 from the slurry through holes 6 at the moment, the rotating plate 5 is driven to rotate through the first motor 15 at the moment until the slurry through holes 6 of the lifting plate 4 are staggered with the slurry through holes 6 of the rotating plate 5, the leakage part is blocked through the matching of the lifting plate 4 and the rotating plate 5 at the moment, and the blocking of the leakage positions with different sizes is realized through the matching of the lifting plate 4 and the rotating plate 5, so that the practical operation and application are facilitated;
simultaneously; the second motor 16 works to drive the rotary teeth 17 to rotate, at the moment, the rotary teeth 17 are meshed with the outer teeth 19 of the threaded barrel 18 for transmission, the threaded barrel 18 is rotated, the threaded rod 20 in threaded connection drives the lifting plate 4 to ascend, when the lifting plate 4 ascends, the grouting pump 2 works to quickly inject concrete into the bottom side of the rotary plate 5 at the moment, leakage blocking is achieved, meanwhile, the slurry discharging pump 3 works, slurry enters the annular groove 12 from the slurry sucking hole 13, sequentially passes through the connecting nozzle 14, the telescopic pipe 11 and the supporting pipe 10 and is finally discharged from the slurry discharging port 9 of the slurry discharging pump 3, quick drainage and concrete blocking of a leakage part are achieved, and the whole operation is simple, safe and effective.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The deep foundation pit leakage stopping device is characterized by comprising a barrel body (1), a grouting pump (2), a slurry discharging pump (3), a lifting plate (4), a rotating plate (5) and slurry through holes (6), wherein the grouting pump (2) is installed at the bottom of the outer side of the barrel body (1) in a conduction mode, the slurry discharging pump (3) is installed at the top of the outer side of the barrel body (1) in a conduction mode, the lifting plate (4) is installed in the barrel body (1) in a sliding mode, the rotating plate (5) is installed on the bottom side of the lifting plate (4) in a rotating mode, and a plurality of slurry through holes (6) are formed in the top sides of the lifting plate (4) and the rotating plate (5) in a penetrating mode;
annular groove (12) have been seted up to lifter plate (4) inside, the thick liquid hole (13) of inhaling that a plurality of and annular groove (12) switched on is seted up on lifter plate (4) top side, lifter plate (4) top side is installed and is connected mouth (14) that switch on with annular groove (12), and connects the thick liquid mouth turn-on connection of inhaling of mouth (14) and fan pump (3).
2. The deep foundation pit leakage stopping device according to claim 1, wherein the outer side of the grouting pump (2) is connected with an external concrete pipeline through a grout inlet (7), and a grouting port (8) communicated with the cylinder (1) is formed in the grouting pump (2).
3. The deep foundation pit plugging device according to claim 1, wherein a slurry discharging port (9) is formed in the outer side of the slurry discharging pump (3), a support pipe (10) is installed in the inner side of the slurry discharging pump (3) in a conduction mode through a slurry sucking port, the bottom side of the support pipe (10) is installed in a conduction mode with the top side of a telescopic pipe (11), and the bottom end of the telescopic pipe (11) is installed in a conduction mode with a connecting nozzle (14).
4. The deep foundation pit leakage stopping device according to claim 1, wherein a first motor (15) is installed in the middle of the top side of the lifting plate (4), the first motor (15) is a waterproof motor, the output end of the first motor (15) penetrates through the lifting plate (4) to be connected with the rotating plate (5), and the diameter of the slurry penetrating hole (6) is smaller than the distance between the adjacent slurry penetrating holes (6).
5. The deep foundation pit leakage stopping device as claimed in claim 1, wherein the top end of the barrel (1) is symmetrically provided with threaded barrels (18) through bearings, the internal threads of the threaded barrels (18) are provided with threaded rods (20) through, and the bottom ends of the threaded rods (20) are connected with the lifting plate (4).
6. The deep foundation pit leakage stopping device according to claim 1, wherein a second motor (16) is installed on the top side of the cylinder body (1), an output end of the second motor (16) penetrates through the top side of the cylinder body (1) to be provided with a rotating tooth (17), and the rotating tooth (17) is meshed with external teeth (19) on the outer side of the threaded cylinder (18).
7. The use method of the deep foundation pit plugging device according to any one of claims 1 to 6, wherein the specific operation steps of the use method are as follows:
the method comprises the following steps: covering the barrel body (1) at the leakage position of the deep foundation pit, wherein the lifting plate (4) and the rotating plate (5) are positioned at the bottom of the barrel body (1), the slurry penetrating hole (6) of the lifting plate (4) is superposed with the slurry penetrating hole (6) of the rotating plate (5), leaked slurry permeates into the barrel body (1) from the slurry penetrating hole (6), the rotating plate (5) is driven to rotate by the first motor (15) until the slurry penetrating hole (6) of the lifting plate (4) is staggered with the slurry penetrating hole (6) of the rotating plate (5), and the leakage position is blocked by the cooperation of the lifting plate (4) and the rotating plate (5);
step two: the second motor (16) works to drive the rotating teeth (17) to rotate, at the moment, the rotating teeth (17) are meshed with the outer teeth (19) of the threaded cylinder (18) for transmission, the threaded cylinder (18) rotates clockwise, at the moment, the threaded rod (20) in threaded connection drives the lifting plate (4) to move downwards, when the threaded cylinder (18) rotates anticlockwise, at the moment, the threaded rod (20) in threaded connection drives the lifting plate (4) to ascend, and in the lifting process, the telescopic pipe (11) stretches to ensure the conduction of the supporting pipe (10) and the connecting nozzle (14);
step three: when the lifting plate (4) rises, the grouting pump (2) works to rapidly inject concrete into the bottom side of the rotating plate (5) at the moment, leakage is blocked, the slurry discharging pump (3) works, muddy water enters the annular groove (12) from the slurry suction hole (13), sequentially passes through the connecting nozzle (14), the telescopic pipe (11) and the supporting pipe (10), and is finally discharged from the slurry discharging port (9) of the slurry discharging pump (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111248302.7A CN114150686B (en) | 2021-10-26 | 2021-10-26 | Deep foundation pit plugging device and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111248302.7A CN114150686B (en) | 2021-10-26 | 2021-10-26 | Deep foundation pit plugging device and application method thereof |
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| Publication Number | Publication Date |
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| CN114150686A true CN114150686A (en) | 2022-03-08 |
| CN114150686B CN114150686B (en) | 2023-02-07 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780793A (en) * | 2016-04-06 | 2016-07-20 | 中建交通建设集团有限公司 | Emergency treatment method for sudden gushing of high confined water stratum foundation pit |
| CN207919562U (en) * | 2017-12-18 | 2018-09-28 | 广西土木勘察检测治理有限公司 | The emergent water sealing structure of foundation pit leaking and the foundation pit enclosure system comprising the water sealing structure |
| CN210975854U (en) * | 2019-11-13 | 2020-07-10 | 天津市华水自来水建设有限公司 | Plugging device of deep foundation pit |
| CN112854263A (en) * | 2021-03-01 | 2021-05-28 | 张佳晓 | Municipal slope reinforcing mechanism and reinforcing method |
| CN214089940U (en) * | 2020-11-09 | 2021-08-31 | 黑龙江省恒和沙建设工程有限公司 | Deep foundation pit plugging device |
| WO2021189932A1 (en) * | 2020-03-27 | 2021-09-30 | 甘肃省建材科研设计院有限责任公司 | Plugging method |
-
2021
- 2021-10-26 CN CN202111248302.7A patent/CN114150686B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105780793A (en) * | 2016-04-06 | 2016-07-20 | 中建交通建设集团有限公司 | Emergency treatment method for sudden gushing of high confined water stratum foundation pit |
| CN207919562U (en) * | 2017-12-18 | 2018-09-28 | 广西土木勘察检测治理有限公司 | The emergent water sealing structure of foundation pit leaking and the foundation pit enclosure system comprising the water sealing structure |
| CN210975854U (en) * | 2019-11-13 | 2020-07-10 | 天津市华水自来水建设有限公司 | Plugging device of deep foundation pit |
| WO2021189932A1 (en) * | 2020-03-27 | 2021-09-30 | 甘肃省建材科研设计院有限责任公司 | Plugging method |
| CN214089940U (en) * | 2020-11-09 | 2021-08-31 | 黑龙江省恒和沙建设工程有限公司 | Deep foundation pit plugging device |
| CN112854263A (en) * | 2021-03-01 | 2021-05-28 | 张佳晓 | Municipal slope reinforcing mechanism and reinforcing method |
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| CN114150686B (en) | 2023-02-07 |
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Effective date of registration: 20230803 Address after: Room 306-308, Building A, No. 975 Caoshanling South Road, High tech Zone, Jinan City, Shandong Province, 250104 Patentee after: China Railway Tiegong Urban Construction Co.,Ltd. Address before: 101304 3-149, building 6, Ronghui garden, airport economic core area, Shunyi District, Beijing Patentee before: China Tiegong investment and Construction Group Co.,Ltd. Patentee before: Urban construction branch of China Tiegong investment and Construction Group Co.,Ltd. Patentee before: CHINA RAILWAY TENTH GROUP CONSTRUCTION ENGINEERING Co.,Ltd. |
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