CN103758140B - Deep foundation pit slope supporting body water inrush source point drainage method and device - Google Patents
Deep foundation pit slope supporting body water inrush source point drainage method and device Download PDFInfo
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- CN103758140B CN103758140B CN201410053678.6A CN201410053678A CN103758140B CN 103758140 B CN103758140 B CN 103758140B CN 201410053678 A CN201410053678 A CN 201410053678A CN 103758140 B CN103758140 B CN 103758140B
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- 210000000476 body water Anatomy 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 110
- 210000005056 cell body Anatomy 0.000 claims abstract description 96
- 238000009412 basement excavation Methods 0.000 claims description 37
- 230000000694 effects Effects 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 abstract description 4
- 238000005086 pumping Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 1
- 239000003651 drinking water Substances 0.000 description 5
- 235000020188 drinking water Nutrition 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a deep foundation pit slope supporting body water inrush source point drainage method and device, and solves the problem of water inrush of a deep foundation pit supporting body. It includes diversion channel, drain pipe and sump pit, the diversion channel be provided with the capping that is used for sealed diversion channel cell body, drain pipe one end set up in the diversion channel cell body, the other end extends to the sump pit and is provided with the drain pipe valve. During construction, a water collecting pit is generally dug at a low-lying position of the terrain, a diversion trench is dug on the support body, a trench cover is laid to seal a diversion trench body, and one end of the diversion trench corresponds to the position of the water inrush source point; one end of the drain pipe is arranged in the water diversion groove body, and the other end of the drain pipe extends to the water collection pit. When the water collecting device is used, water flowing from the water gushing source point flows into the main water guiding groove and the secondary water guiding groove, then is discharged into the water collecting pit through the water discharging pipe in the main water guiding groove, and finally water in the water collecting pit can be pumped away through the water pumping equipment so as to be reserved for the water collecting pit to collect water again.
Description
Technical field
The present invention relates to the realm of building construction, what especially say is a kind of Slope Supporting of Deep Excavation body water burst source point water discharge method and device of being mainly used in solution deep pit support watch box burst problem.
Background technology
The problem of partial water burst is often there is in industry with the Slope Supporting of Deep Excavation body of civilian construction, water burst flows into job site in a large number, job site substrate is often easily caused to catchment seriously, job site is drawn outside the venue if will not catchment, keep substrate drying, then foundation pad and sole plate concrete are difficult to build, and concrete quality also cannot ensure.
Summary of the invention
A technical problem to be solved by this invention is: provide a kind of Slope Supporting of Deep Excavation body water burst source point dewatering installation solving Slope Supporting of Deep Excavation body burst problem.
The present invention solves the problems of the technologies described above adopted technical scheme: Slope Supporting of Deep Excavation body water burst source point dewatering installation, comprise gutter, gutter and sump, described gutter is provided with the groove lid for sealing gutter cell body, described gutter one end is arranged in gutter cell body, and the other end extends to sump and is provided with gutter valve.
In described gutter cell body, be covered with water-absorbing sponge bar, described gutter is arranged in gutter cell body, and the gutter tube wall contacted with cell body is provided with multiple treatment hole.
Described gutter comprises the main gutter and time gutter that are interconnected, and the sectional area of described main gutter is greater than the sectional area of time gutter; One end of described draining pipe racks treatment hole is arranged in main gutter cell body.
Bottom and the sidewall of the bottom of the cell body of described main gutter and the cell body of sidewall and secondary gutter are concrete prop.
The external surface of described gutter is set with anchor ear, and the sidewall of the cell body of main gutter is provided with the swell fixture be connected with anchor ear.
Another technical problem to be solved by this invention is: provide a kind of Slope Supporting of Deep Excavation body water burst source point water discharge method solving Slope Supporting of Deep Excavation body burst problem.
The present invention solves this technical problem adopted technical scheme: Slope Supporting of Deep Excavation body water burst source point water discharge method, comprises the following steps:
A, hypsography low-lying place excavate sump;
B, Slope Supporting of Deep Excavation body water burst source point dewatering installation is set on Slope Supporting of Deep Excavation body, this Slope Supporting of Deep Excavation body water burst source point dewatering installation comprises gutter and gutter, the cutting from water burst source point of described gutter, and one end of gutter is arranged in this gutter cell body, the other end extends to sump and is provided with gutter valve;
Gutter cell body seals by c, mounting groove lid, and closes gutter valve, allows in gutter and gutter cell body and gathers water, the air in emptying gutter cell body;
D, the air treated in gutter cell body and gutter are emptying complete, form negative pressure, now open the draining of gutter valve and enter sump, and simultaneously according to the opening degree of the polywater capacity adjustment gutter valve in gutter, ensure that water enters sump continuously under the effect of negative pressure.
Water-absorbing sponge bar is covered with in gutter cell body described in step b, described gutter is arranged in gutter cell body, the gutter tube wall contacted with cell body is provided with multiple treatment hole, the water gushed out of water burst source point is by the water suction of water-absorbing sponge bar, polywater and diversion effect and enter gutter by gutter port and treatment hole, then enters sump.
Described gutter comprises the main gutter and time gutter that are interconnected, and the sectional area of described main gutter is greater than the sectional area of time gutter; One end of described draining pipe racks treatment hole is arranged in main gutter cell body; Secondary gutter one end is communicated with main gutter, and the other end is communicated with water burst source point, and the water gushed out of water burst source point converges to main gutter by time gutter, and then enters sump by gutter.
Bottom and the sidewall of the bottom of the cell body of described main gutter and the cell body of sidewall and secondary gutter are concrete prop.
The external surface of described gutter is set with anchor ear, and the sidewall of the cell body of main gutter is provided with the swell fixture be connected with anchor ear.
The invention has the beneficial effects as follows: Slope Supporting of Deep Excavation body water burst source point water discharge method of the present invention and device, when constructing, generally excavate sump at hypsography low-lying place, Slope Supporting of Deep Excavation body digs gutter, the position of the corresponding water burst source point in one end of gutter; Gutter one end is installed in gutter, and the other end extends to sump place.In use, the water of water burst source point flows into gutter, then enters sump by gutter, finally can be taken away by the water in sump by pumping equipment, again catchment in order to sump.Owing to being covered with water-absorbing sponge bar in described gutter cell body, described gutter is arranged in gutter cell body, the gutter tube wall contacted with cell body is provided with multiple treatment hole, the water that water burst source point is emerged causes gutter through water-absorbing sponge bar, gutter is entered by the openend of gutter and treatment hole, flow to sump again, water-absorbing sponge bar prevents water to overflow gutter cell body, also serves the effect of diversion, polywater and charge for remittance simultaneously.Because described gutter comprises the main gutter and time gutter be interconnected, the sectional area of described main gutter is greater than the sectional area of time gutter; One end of described draining pipe racks treatment hole is arranged in main gutter, and generally main gutter is one, and secondary gutter is two or more, for the diversion of multiple water burst source point to main gutter, then can pass through gutter draining.Because described main gutter and time gutter are provided with groove lid, on the one hand protective effect is served to cell body, serve sealing and anti-leakage effect on the other hand.Because the bottom of the bottom of the cell body of described main gutter and the cell body of sidewall and secondary gutter and sidewall are concrete prop, the effect of mating groove lid, improve the drainage of whole cell body, guide performance.Because the external surface of described gutter is set with anchor ear, the sidewall of the cell body of main gutter is provided with the swell fixture be connected with anchor ear, gutter is fixed in cell body, prevent slip and the damage of gutter.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of Slope Supporting of Deep Excavation body water burst source point dewatering installation of the present invention;
Fig. 2 is the sectional view schematic diagram at A-A place in Fig. 1;
Fig. 3 is the sectional view schematic diagram at B-B place in Fig. 1;
Fig. 4 is the sectional view schematic diagram at C-C place in Fig. 1;
In figure, 1-water burst source point, 2-secondary gutter, 3-water-absorbing sponge bar, 4-main gutter, 5-treatment hole, 6-groove lid, 7-steel nailing, 8-gutter, 9-gutter valve, 10-anchor ear, 11-swell fixture, 12-sump, 13-concrete prop, 14-Slope Supporting of Deep Excavation body.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described, but protection scope of the present invention is not limited to the following stated.
As shown in Figures 1 to 4, Slope Supporting of Deep Excavation body water burst source point dewatering installation of the present invention, comprise gutter, gutter 8 and sump 12, described gutter is provided with the groove lid 6 for sealing gutter cell body, described gutter 8 one end is arranged in gutter cell body, and the other end extends to sump 12 and is provided with gutter valve 9.When constructing, generally excavate sump 12 at hypsography low-lying place, Slope Supporting of Deep Excavation body 14 digs gutter, main feature due to water burst source point 1 is point-like water burst, when digging gutter, water yield size according to water burst source point 1 is dug, and the position of the corresponding water burst source point 1 in one end of gutter, facilitate the drainage of water burst; Gutter 8 one end is installed in gutter cell body, and the other end extends to sump 12 place.In use, the swelling of water burst source point 1 enters gutter, then enters sump 12 by gutter 8, finally can be taken away by the water in sump by pumping equipment, again catchment in order to sump 12.The end of described gutter 8 is provided with gutter valve 9, after installing gutter 8 and groove lid 6, close gutter valve 9, to treat in gutter cell body that water stores set solid and goes out air and form negative pressure, then open gutter valve 9 and water is put into sump, then the water that water burst source point 1 flows out constantly flows in sump 12.It should be noted that the groove lid 6 according to actual conditions can also adopt rubber or other materials as making such as metals.Described groove lid 6 when mounted, strides across above cell body, and can be fixed on Slope Supporting of Deep Excavation body 14 with steel nailing 7 or other objects.
Water burst directly can cause in gutter 8 and discharge by above-mentioned gutter, but be difficult to ensure the stable of the negative pressure in gutter cell body, therefore preferably in described gutter cell body, water-absorbing sponge bar 3 is covered with as a kind of, described gutter 8 is arranged in gutter cell body, gutter 8 tube wall contacted with cell body is provided with multiple treatment hole 5, the water gushed out of water source point 1 is by the water suction of water-absorbing sponge bar 3, polywater and diversion effect also enter gutter 8 by gutter 8 port and treatment hole 5, enter sump 12 again, under the effect of negative pressure, water enters sump 12 continuously.It should be noted that as preventing water-absorbing sponge bar 3 to be squeezed into one, as preferably utilizing steel nailing 7 or other objects, water-absorbing sponge bar 3 being fixed in cell body.
Described gutter can only have one, but cannot for the draining of multiple water burst source point 1, therefore comprise the main gutter 4 and time gutter 2 that are interconnected as preferably described gutter, the sectional area of described main gutter 4 is greater than the sectional area of time gutter 2; Described gutter 8 one end with treatment hole 5 is arranged in main gutter 4 cell body, generally main gutter 4 is one, and secondary gutter 2 is two or more, can for the diversion of multiple water burst source point 1 to main gutter 4, then by gutter 8 draining, improve drainage efficiency.It should be noted that the sectional area that the sectional area of described main gutter 4 is greater than time gutter 2 is to facilitate collecting of current on the one hand, is to reduce the cutting construction volume on Slope Supporting of Deep Excavation body 14 as far as possible on the other hand.
Bottom and the sidewall of the bottom of the cell body of described main gutter 4 and the cell body of sidewall and secondary gutter 2 can not do any strengthening measure, but easily occur that cell body is washed out blocking by water, even have influence on workmanship, therefore concrete prop 13 is as the preferably described bottom of cell body of main gutter 4 and the bottom of the cell body of sidewall and secondary gutter 2 and sidewall, the effect of mating groove lid 6, improves the drainage of whole cell body, guide performance.
Described gutter 8 is with treatment hole 5 end can directly be placed in main gutter 4, when the water yield is excessive, gutter 8 easily loosens, groove lid 6 is even caused to loosen, therefore the external surface as preferably described gutter 8 is set with anchor ear 10, the sidewall of the cell body of main gutter is provided with the swell fixture 11 be connected with anchor ear 10, is fixed in cell body by gutter 8, improve mechanical performance, prevent slip and the damage of gutter 8.It should be noted that described anchor ear 10 can be the ring body twisted into metal tightly waling gutter 8, also can be that middle part is waled gutter 8 two ends and is tightened in iron wire etc. bottom cell body.For the needs of cost and intensity etc., described gutter 8 generally adopts PVC material to make.
Slope Supporting of Deep Excavation body water burst source point water discharge method, comprises the following steps:
A, excavate sump 12 at hypsography low-lying place, the size of sump 12 and the degree of depth according to the water yield number and around geographical environment and determining;
B, Slope Supporting of Deep Excavation body water burst source point dewatering installation is set on Slope Supporting of Deep Excavation body 14, this Slope Supporting of Deep Excavation body water burst source point dewatering installation comprises gutter and gutter 8, the cutting from water burst source point 1 of described gutter, and one end of gutter 8 is arranged in this gutter cell body, the other end extends to sump 12 and is provided with gutter valve 9; The width of described gutter and the degree of depth are determined according to factors such as the water yield size of water burst source point 1 and geographical environments around; The caliber of gutter 8 is determined according to the size of water yield size and gutter;
Gutter cell body seals by c, mounting groove lid 6, and closes gutter valve 9, allows in gutter 8 and gutter cell body and gathers water, the air in emptying gutter cell body; Can adopt steel nailing 7 or other objects that groove lid 6 is fixed on Slope Supporting of Deep Excavation body 14, gutter cell body is sealed;
D, treat that the air in gutter cell body and gutter 8 is emptying complete, form negative pressure, now open gutter valve 9 draining and enter sump 12, and simultaneously according to the opening degree of the polywater capacity adjustment gutter valve 9 in gutter, under ensureing the effect of negative pressure, water enters sump 12 continuously, namely according to actual conditions, in time regulate the opening degree of gutter valve 9, ensure that water moment in gutter and gutter 8 is full, without air, that is keep the moment in guarantee gutter and gutter 8 to there is negative pressure facilitating diversion.
It should be noted that, the principle forming drainage by suction in steps d is similar to unpowered drawing water, water is filled by drinking-water pipe, then bottom shutoff drinking-water pipe, drinking-water pipe head is put into water source, then decontrol bottom drinking-water pipe, then under gravity and atmospheric effect, water flows out continually bottom drinking-water pipe, certainly must by the water level of water outlet lower than premised on water source place water level.
Water burst directly can cause in gutter 8 and discharge by described gutter, but be difficult to ensure the stable of the negative pressure in gutter cell body, therefore water-absorbing sponge bar 3 is covered with as in the gutter cell body preferably described in step b, described gutter 8 is arranged in gutter cell body, gutter 8 tube wall contacted with cell body is provided with multiple treatment hole 5, the water gushed out of water burst source point 1 is by the water suction of water-absorbing sponge bar 3, polywater and diversion effect also enter gutter 8 by gutter 8 port and treatment hole 5, enter sump 12 again, under the effect of negative pressure, water enters sump 12 continuously.
Described gutter comprises the main gutter 4 and time gutter 2 that are interconnected, and the sectional area of described main gutter 4 is greater than the sectional area of time gutter 2; Described gutter 8 one end with treatment hole 5 is arranged in main gutter 4 cell body; Secondary gutter 2 one end is communicated with main gutter 4, and the other end is communicated with water burst source point 1, and the water gushed out of water burst source point 1 converges to main gutter 4 by time gutter 2, and then enters sump 12 by gutter 8.
Described gutter can only have one, but cannot for the draining of multiple water burst source point 1, and described gutter comprises the main gutter 4 and time gutter 2 that are interconnected, and the sectional area of described main gutter 4 is greater than the sectional area of time gutter 2; Described gutter 8 one end with treatment hole 5 is arranged in main gutter 4 cell body; Secondary gutter 2 one end is communicated with main gutter 4, and the other end is communicated with water burst source point 1, and generally main gutter 4 is one, secondary gutter 2 is two or more, for the diversion of multiple water burst source point 1 to main gutter 4, then by gutter 8 draining, drainage efficiency can be improve.It should be noted that the sectional area that the sectional area of described main gutter 4 is greater than time gutter 2 is to facilitate collecting of current on the one hand, is to reduce the cutting construction volume on Slope Supporting of Deep Excavation body 14 as far as possible on the other hand.In addition, in work progress, when there is new water burst source point 1, the new secondary gutter 2 of cutting can be increased and be communicated with main gutter 4 and new water burst source point 1, owing to being covered with water-absorbing sponge bar 3 in original main gutter 4 and time gutter 2, there will not be overflow phenomena carrying out new cutting when time gutter 2 is constructed.
Bottom and the sidewall of the bottom of the cell body of described main gutter 4 and the cell body of sidewall and secondary gutter 2 can not do any strengthening measure, but easily occur that cell body is washed out by water, drift sand long term accumulation blocks, even have influence on workmanship, therefore concrete prop 13 is as the preferably described bottom of cell body of main gutter 4 and the bottom of the cell body of sidewall and secondary gutter 2 and sidewall, the effect of mating groove lid 6, improves the mechanical performance of whole cell body.It should be noted that after building concrete prop 13, fixing of described water-absorbing sponge bar 3 is more firm, and the phenomenon that there will not be drift sand to block.
Described gutter 8 is with treatment hole 5 end can directly be placed in main gutter 4, when the water yield is excessive, gutter 8 easily loosens, groove lid 6 is even caused to loosen, therefore the external surface as preferably described gutter 8 is set with anchor ear 10, the sidewall of the cell body of main gutter 4 is provided with the swell fixture 11 be connected with anchor ear 10, is fixed in cell body by gutter 8, improve mechanical performance, prevent slip and the damage of gutter 8.It should be noted that described anchor ear 10 can be the ring body twisted into metal tightly waling gutter 8, also can be that middle part is waled gutter 8 two ends and is tightened in iron wire etc. bottom cell body.For the needs of cost and intensity etc., described gutter 8 generally adopts PVC material to make.Described swell fixture 11 implanted cell body sidewall before placement gutter 8, and swell fixture 11 is generally connected by spot welding with anchor ear 10.
Claims (8)
1. Slope Supporting of Deep Excavation body water burst source point dewatering installation, it is characterized in that: comprise gutter, gutter (8) and sump (12), described gutter is provided with the groove lid (6) for sealing gutter cell body, described gutter (8) one end is arranged in gutter cell body, the other end extends to sump (12) and is provided with gutter valve (9), water-absorbing sponge bar (3) is covered with in described gutter cell body, described gutter (8) is arranged in gutter cell body, gutter (8) tube wall contacted with cell body is provided with multiple treatment hole (5), described gutter comprises the main gutter (4) and time gutter (2) that are interconnected, the sectional area of described main gutter (4) is greater than the sectional area of time gutter (2), one end of described gutter (8) band treatment hole (5) is arranged in main gutter (4) cell body.
2. Slope Supporting of Deep Excavation body water burst source point dewatering installation according to claim 1, is characterized in that: bottom and the sidewall of the bottom of the cell body of described main gutter (4) and the cell body of sidewall and secondary gutter (2) have all built concrete prop (13).
3. according to the Slope Supporting of Deep Excavation body water burst source point dewatering installation in claim 1 to 2 described in any one claim, it is characterized in that: the external surface of described gutter (8) is set with anchor ear (10), the sidewall of the cell body of main gutter (4) is provided with the swell fixture (11) be connected with anchor ear (10).
4. Slope Supporting of Deep Excavation body water burst source point water discharge method, is characterized in that comprising the following steps:
A, hypsography low-lying place excavate sump (12);
B, Slope Supporting of Deep Excavation body water burst source point dewatering installation is set on Slope Supporting of Deep Excavation body (14), this Slope Supporting of Deep Excavation body water burst source point dewatering installation comprises gutter and gutter (8), described gutter is dug from water burst source point (1), and one end of gutter (8) is arranged in this gutter cell body, the other end extends to sump (12) and is provided with gutter valve (9);
Gutter cell body seals by c, mounting groove lid (6), and closes gutter valve (9), allows in gutter (8) and gutter cell body and gathers water, the air in emptying gutter cell body;
D, treat that the air in gutter cell body and gutter (8) is emptying complete, form negative pressure, now open gutter valve (9) draining and enter sump (12), and simultaneously according to the opening degree of polywater capacity adjustment gutter valve (9) in gutter, ensure under the effect of negative pressure, water enters sump (12) continuously.
5. Slope Supporting of Deep Excavation body water burst source point water discharge method according to claim 4, it is characterized in that: in the gutter cell body described in step b, be covered with water-absorbing sponge bar (3), described gutter (8) is arranged in gutter cell body, gutter (8) tube wall contacted with cell body is provided with multiple treatment hole (5), the water gushed out of water burst source point (1) is by the water suction of water-absorbing sponge bar (3), polywater and diversion effect also enter gutter (8) by gutter (8) port and treatment hole (5), enter sump (12) again.
6. Slope Supporting of Deep Excavation body water burst source point water discharge method according to claim 5, it is characterized in that: described gutter comprises the main gutter (4) and time gutter (2) that are interconnected, and the sectional area of described main gutter (4) is greater than the sectional area of time gutter (2); One end of described gutter (8) band treatment hole (5) is arranged in main gutter (4) cell body; Secondary gutter (2) one end is communicated with main gutter (4), the other end is communicated with water burst source point (1), the water gushed out of water burst source point (1) converges to main gutter (4) by time gutter (2), and then enters sump (12) by gutter (8).
7. Slope Supporting of Deep Excavation body water burst source point water discharge method according to claim 6, is characterized in that: bottom and the sidewall of the bottom of the cell body of described main gutter (4) and the cell body of sidewall and secondary gutter (2) are concrete prop (13).
8. according to the Slope Supporting of Deep Excavation body water burst source point water discharge method in claim 4 to 7 described in any one claim, it is characterized in that: the external surface of described gutter (8) is set with anchor ear (10), the sidewall of the cell body of main gutter (4) is provided with the swell fixture (11) be connected with anchor ear (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410053678.6A CN103758140B (en) | 2014-02-18 | 2014-02-18 | Deep foundation pit slope supporting body water inrush source point drainage method and device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410053678.6A CN103758140B (en) | 2014-02-18 | 2014-02-18 | Deep foundation pit slope supporting body water inrush source point drainage method and device |
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| CN103758140A CN103758140A (en) | 2014-04-30 |
| CN103758140B true CN103758140B (en) | 2016-02-10 |
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| CN108978692B (en) * | 2018-09-12 | 2020-12-04 | 浙江三凯工程管理有限公司 | Deep foundation pit drainage system |
| CN114809023A (en) * | 2022-06-13 | 2022-07-29 | 徐州建设集团有限公司 | Foundation pit supporting process with drainage structure |
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| CN101550701A (en) * | 2009-04-30 | 2009-10-07 | 中冶实久建设有限公司 | Method and device for treating partial water burst of foundation ditch |
| CN202688971U (en) * | 2012-07-21 | 2013-01-23 | 王振煌 | Strong absorption drain pipe |
| CN102900090A (en) * | 2011-07-29 | 2013-01-30 | 邹宗煊 | Non-inclined dry-operation open caisson capable of preventing water burst and land subsidence and construction method thereof |
| TW201337068A (en) * | 2012-03-08 | 2013-09-16 | Nippon Steel & Sumikin Metal Products Co Ltd | Slope ground drainage structure and method for constructing same |
| CN103526769A (en) * | 2013-10-24 | 2014-01-22 | 中国水电顾问集团成都勘测设计研究院有限公司 | Shoulder-accumulation-slope intelligent drainage system and drainage method |
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2014
- 2014-02-18 CN CN201410053678.6A patent/CN103758140B/en active Active
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|---|---|---|---|---|
| CN101550701A (en) * | 2009-04-30 | 2009-10-07 | 中冶实久建设有限公司 | Method and device for treating partial water burst of foundation ditch |
| CN102900090A (en) * | 2011-07-29 | 2013-01-30 | 邹宗煊 | Non-inclined dry-operation open caisson capable of preventing water burst and land subsidence and construction method thereof |
| TW201337068A (en) * | 2012-03-08 | 2013-09-16 | Nippon Steel & Sumikin Metal Products Co Ltd | Slope ground drainage structure and method for constructing same |
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