CN105421475B - Air bag type curtain leakage blocking device and method - Google Patents
Air bag type curtain leakage blocking device and method Download PDFInfo
- Publication number
- CN105421475B CN105421475B CN201510927300.9A CN201510927300A CN105421475B CN 105421475 B CN105421475 B CN 105421475B CN 201510927300 A CN201510927300 A CN 201510927300A CN 105421475 B CN105421475 B CN 105421475B
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- drilling rod
- slip casting
- fluid injection
- air bag
- water
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- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000000903 blocking effect Effects 0.000 title claims description 12
- 238000005553 drilling Methods 0.000 claims abstract description 100
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 75
- 238000004873 anchoring Methods 0.000 claims abstract description 34
- 238000007789 sealing Methods 0.000 claims abstract description 18
- 238000007569 slipcasting Methods 0.000 claims description 68
- 238000002347 injection Methods 0.000 claims description 52
- 239000007924 injection Substances 0.000 claims description 52
- 239000012530 fluid Substances 0.000 claims description 51
- 238000005266 casting Methods 0.000 claims description 42
- 108091006146 Channels Proteins 0.000 claims description 28
- 239000002002 slurry Substances 0.000 claims description 25
- 230000008676 import Effects 0.000 claims description 21
- 239000002689 soil Substances 0.000 claims description 13
- 238000010276 construction Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 238000005273 aeration Methods 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 5
- 230000008595 infiltration Effects 0.000 claims description 4
- 238000001764 infiltration Methods 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 102000010637 Aquaporins Human genes 0.000 claims description 2
- 108010063290 Aquaporins Proteins 0.000 claims description 2
- 238000004140 cleaning Methods 0.000 claims 1
- 239000004568 cement Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 235000019353 potassium silicate Nutrition 0.000 description 4
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 239000011440 grout Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004162 soil erosion Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
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- 230000002028 premature Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- 238000003908 quality control method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/18—Bulkheads or similar walls made solely of concrete in situ
Abstract
The invention discloses an air bag type curtain leakage plugging device and method, and relates to the technical field of geotechnical engineering. The device comprises the following components which are connected in sequence: the drilling device comprises a drill bit, an anchoring drill rod, a grouting drill rod and a grouting head; the grouting drill rod sequentially penetrates through the mattress, the surface air bag and the sealing cover plate, one end of the grouting drill rod is exposed out of the sealing cover plate and is connected with the grouting head, and the other end of the grouting drill rod is connected with the anchoring drill rod. By adopting the device, the problems of the plugging device and the method in the prior art can be effectively solved, the leakage of the foundation pit water stopping facility can be timely, quickly and effectively plugged, and the safety problem of the surrounding environment caused by the leakage of underground water, quicksand and the like is avoided.
Description
Technical field
The present invention relates to Geotechnical Engineering field, more particularly to a kind of gasbag-type curtain seepage device for plugging and method.
Background technology
Building foundation pit is excavated and underground structure is constructed and is often subject to the influence of underground water, to ensure to enter in dry environments
Row construction operation, generally along foundation ditch periphery construction sealing facility, such as diaphram wall, the stirring pile body mutually overlapped formation connect
Continuous closing curtain, to prevent underground water from being permeated into foundation ditch.
Influenceed by factors such as formation condition, curtain form, overlapping mode, quality control on construction quality, excavation of foundation pit
By often in the various breakthroughs of curtain surface appearance.Underground water is by defects such as curtain internal fissure, holes to foundation ditch
Interior seepage flow or injection, when situation is serious, cause a large amount of soil erosions outside foundation ditch, to foundation pit enclosure structure and periphery buildings or structures
Bring potential safety hazard.Therefore, foundation ditch water-stagnating effect is to influence a key factor of deep pit monitor.
At present, the seepy question of waterproof of man is a FAQs in base pit engineering, is adopted pit curtain stoppage engineering more
The problem of with traditional " single fluid grouting " or " two fluid grouting " method to solve leak.
But, traditional slip casting method, which would ordinarily be encountered following problems, causes slip casting effect poor:
1) substantial amounts of water, sand easily flow out in Process of Leaking Stoppage, cause the hole of the outer large area of foundation ditch, have a strong impact on foundation ditch week
Side building and the safety on ground.If run into peripheral hydraulic pressure it is larger when, can usually block failure.Process of Leaking Stoppage consumes a large amount of
The injecting paste material such as cement or waterglass, it is also possible to the problems such as causing environmental pollution.
2) bi-slurry grouting method generally relies on two kinds of slurries mixing, and the larger injecting cement paste of intensity is formed after chemically reacting.
Two kinds of injecting paste materials are mixed in Grouting Pipe porch in conventional method, to avoid injecting paste material premature solidification from blocking Grouting Pipe, are led to
Proportioning can be often adjusted, makes the setting time of injection slurry longer, closure can be caused not in time.
3) traditional slip casting method generally uses geological drilling rig pore-forming, and equipment is carried, packaging efficiency is relatively low, causes closure not in time,
Some leak location rigs are even more can not be in place, causes leak stopping difficult.
4) traditional slip casting method construction technology is usually that drilling rod and drill bit are extracted after rig pore-forming, then places Grouting Pipe slip casting,
The opportunity of slip casting can be delayed significantly.
The content of the invention
It is an object of the invention to provide a kind of gasbag-type curtain seepage device for plugging and method, so as to solve prior art
Present in foregoing problems.
To achieve these goals, the technical solution adopted by the present invention is as follows:
A kind of gasbag-type curtain seepage device for plugging, including be sequentially connected:Drill bit, anchoring drilling rod, slip casting drilling rod and note
Starch head;The slip casting drilling rod sequentially passes through mattress, surface air bag and blank cover, and the slip casting drilling rod one end expose it is described
Blank cover is connected with the casting head, and the other end of the slip casting drilling rod is connected with the anchoring drilling rod;
Be provided with waterflood path on the casting head, the slip casting drilling rod and the anchoring drilling rod, the casting head and
The first reservoir channel and the second reservoir channel are provided with the slip casting drilling rod;
When the casting head, the slip casting drilling rod and the anchoring drilling rod are connected, the casting head, the slip casting drilling rod
Connected with the waterflood path on the anchoring drilling rod, first fluid injection on the casting head and the slip casting drilling rod
Passage is connected, and the casting head is connected with second reservoir channel on the slip casting drilling rod;
It is additionally provided with the casting head on water filling port, the first fluid injection import and the second fluid injection import, the slip casting drilling rod
It is additionally provided with the first fluid injection and the second fluid injection outlet of connection;The water filling port is connected with the waterflood path;First note
Liquid import passes through first reservoir channel and first fluid injection and the second fluid injection outlet;The second fluid injection import is led to
Cross second reservoir channel and first fluid injection and the second fluid injection outlet;
Water stream channel, water filling cavity and inflatable water pocket, one end of the water stream channel are additionally provided with the anchoring drilling rod
Connected with the waterflood path, the other end of the water stream channel is connected with the water filling cavity, the water filling cavity with it is described can be swollen
Swollen water pocket connection.
Further, also including fastener, the fastener is set in the outside of the casting head, the casting head
The fastener is stretched out, is connected with the slip casting drilling rod.
Preferably, the drill bit is augers.
Preferably, the mattress is circular or strip, and to hole type seepage, outer toroid area is not less than seepage mouthful face
Product;Fracture type seepage, is determined according to once closure area.
Preferably, the surface air bag is fabricated to annular shape using high-strength cloth, and compression resistance is more than or equal to 0.2Mpa, center circle
Anchor ring product is not less than the cross-sectional area of the slip casting drilling rod, and outer toroid area, which is more than or equal to, leaks out mouth of a river area.
A kind of curtain seepage blocking method, using above-mentioned gasbag-type curtain seepage device for plugging, comprises the following steps:
S1, after the drill bit, anchoring drilling rod and the connection of slip casting drilling rod, from leaking surface squeezes into the soil body;
S2, lays mattress, surface air bag and blank cover successively on the surface of the soil body;
S3, the casting head is connected after the fastener, is reconnected on the slip casting drilling rod;
S4, from water filling port water filling into the inflatable water pocket;
S5, to the surface airbag aeration;
S6, the first slurries are injected from the first fluid injection import, and the second slurries are injected from the second fluid injection import;
After S7, first slurries and second slurries mixing injection soil body, after final set, air bag is removed, is completed
Blocking construction.
Preferably, in S4, water injection pressure is adjusted, after water filling for a period of time, stops water filling.
Preferably, S5 comprises the following steps:
S501, air compressor machine is connected with the valve of the surface air bag, adjusts the air compressor machine pressure-control valve;
S502, starts air compressor machine to the surface airbag aeration, in gas replenishment process, observes the infiltration feelings of the mattress outer rim
Condition, if being oozed out without underground water, stops inflation, otherwise, is persistently inflated to the surface air bag expansion.
Further, before S2, also including step:The outer surface of the sealing facility is cleared up, the sealing facility is protected
Maintain an equal level whole.
The beneficial effects of the invention are as follows:Gasbag-type curtain seepage device for plugging provided in an embodiment of the present invention and method, lead to
Cross using equipment such as expansion anchoring drilling rod, two fluid grouting drilling rod and surface-sealing air bags, can effectively solve in the prior art
Device for plugging and method produced problem, realize to foundation ditch sealing facility seepage it is timely, fast and effectively block, it is to avoid by
Trigger the safety problem of surrounding enviroment in underground water seepage, quicksand etc..
Brief description of the drawings
Fig. 1 is the mounting structure schematic diagram of gasbag-type curtain seepage device for plugging;
Fig. 2 is the surface structure schematic diagram of gasbag-type curtain seepage device for plugging;
Fig. 3-Fig. 8 is Fig. 2 1-1,2-2,3-3,4-4,5-5,6-6 sectional view respectively;
Fig. 9 is the A-A profilographs of casting head in Fig. 2;
Figure 10 is fastener B-B profilographs in Fig. 2;
Figure 11 is the C-C profilographs of slip casting drilling rod in Fig. 2;
Figure 12 is the D-D profilographs of anchoring drilling rod in Fig. 2;
Figure 13 is augers E-E profilographs in Fig. 2;
Figure 14 is curtain seepage blocking method schematic flow sheet provided in an embodiment of the present invention.
In figure, the implication of each symbol is as follows:
1 --- water filling port;2 --- the first fluid injection import;3 --- the second fluid injection import;4 --- screw thread;5 --- screw thread;
6 --- spanner;7 --- the body of rod;8 --- the first fluid injection and the second fluid injection outlet;9 --- screw thread;10 --- screw thread;
11 --- cavity;12 --- inflatable water pocket;13 --- screw thread;14 --- the body of rod;15 --- blade;16 --- the first fluid injection is led to
Road;17 --- the second reservoir channel;18 --- the body of rod;19 --- waterflood path;20 --- the body of rod;21 --- the body of rod;22——
The body of rod;23 --- water stream channel;24 --- water filling cavity;25 --- the body of rod;26 --- screw thread;27 --- screw thread;28 --- the body of rod;
29 --- screw thread;30 --- sealing steel deck-plate;31 --- surface air bag;32 --- mattress;33 --- water-stop curtain;34 --- soil
Body;35 --- weepage holes;36 --- casting head;37 --- fastener;38 --- slip casting drilling rod;39 --- anchoring drilling rod;
40 --- drill bit.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with accompanying drawing, the present invention is entered
Row is further described.It should be appreciated that embodiment described herein is not used to only to explain the present invention
Limit the present invention.
Embodiment one
As shown in figures 1-13, the embodiments of the invention provide a kind of gasbag-type curtain seepage device for plugging, including connect successively
Connect:Drill bit 40, anchoring drilling rod 39, slip casting drilling rod 38 and casting head 36;Slip casting drilling rod 38 sequentially passes through mattress 32, surface air bag
31 and blank cover 30, and one end of slip casting drilling rod 38 exposes blank cover 30 and be connected with casting head 36, slip casting drilling rod 38 it is another
One end is connected with anchoring drilling rod 39;
Waterflood path 19 is provided with casting head 36, slip casting drilling rod 38 and anchoring drilling rod 39, casting head 36 and slip casting are bored
The first reservoir channel 16 and the second reservoir channel 17 are provided with bar 38;
When casting head 36, slip casting drilling rod 38 and anchoring drilling rod 39 are connected, casting head 36, slip casting drilling rod 38 and anchoring drilling rod
Waterflood path 19 on 39 is connected, and casting head 36 is connected with first reservoir channel 16 on slip casting drilling rod 38, slip casting
First 36 connect with the second reservoir channel 17 on slip casting drilling rod 38;
It is additionally provided with casting head 36 on water filling port 1, the first fluid injection import 2 and the second fluid injection import 3, slip casting drilling rod 38 also
It is provided with the first fluid injection and the second fluid injection outlet 8;Water filling port 1 is connected with waterflood path 19;First fluid injection import 3 passes through the first note
Liquid passage 16 is connected with the first fluid injection and the second fluid injection outlet 8;Second fluid injection import 3 passes through the second reservoir channel 17 and the first note
Liquid and the second fluid injection outlet 8 are connected;
Water stream channel 23, water filling cavity 24 and inflatable water pocket 12, the one of water stream channel 23 are additionally provided with anchoring drilling rod 39
End is connected with waterflood path 19, and the other end of water stream channel 23 is connected with water filling cavity 24, and water filling cavity 24 connects with inflatable water pocket 12
It is logical.
Gasbag-type curtain seepage device for plugging provided in an embodiment of the present invention, can also include fastener 37, fastening dress
37 outsides for being set in casting head 36 are put, casting head 36 stretches out fastener 37, is connected with slip casting drilling rod 38.Using above-mentioned knot
Structure, can be firm by fastener and surface balloon contacts by sealing steel deck-plate, it is therefore an objective to provide constraint for surface air bag, note
Surface air bag will not be ejected because of buoyancy during slurry.
In a preferred embodiment of the invention, drill bit 40 can be augers.
Using the device for plugging of said structure, when implementing leak stopping, it can adopt with the following method:
1st, preparation of construction:As shown in figure 1, understanding the structural shape of water-stop curtain 33, the soil body 34 near weepage holes 35
Geological conditions, level of ground water buried depth and underground utilities distribution situation, understand water stopping curtain seepage situation, including curtain surface
Fracture extension size and width, water outlet mouth-shaped and area, the outer soil erosion situation in hole.
2nd, drilling rod is squeezed into
(1) before formally spudding in, as shown in Fig. 2 to Figure 13, drill bit 40 is passed through into screw thread 13 and spiral shell with anchoring drilling rod 39 first
Line 29 is connected, then anchoring drilling rod 39 is connected with slip casting drilling rod 38 by screw thread 10 with screw thread 9, finally by screw thread 27 by slip casting
Drilling rod 38 is connected with rig.So, augers 40, anchoring drilling rod 39 and slip casting drilling rod 38 form overall drilling equipment.
(4) next rig rotation and press-in, cuts native effect, by augers 40, anchor by augers blade 15
Gu drilling rod 39 and slip casting drilling rod 38 are squeezed into soil.
(5) connection of slip casting drilling rod 38 and rig is removed by screwing out screw thread 27.Rig is removed, drilling process is completed.
3rd, mattress 32 is laid and surface air bag 31 is installed
(1) as shown in figure 1, before the laying of mattress 32, the projection that water-stop curtain outer surface should keep substantially smooth, high be should give
Remove, can be substantially levelling using accelerated cement or leak stopping spirit when surface smoothness is very poor.
(2) mattress 32 can be circular or strip, and to hole type seepage, outer toroid area is not less than seepage open area;
Fracture type seepage, can be determined according to once closure area.
(3) surface air bag 31 is fabricated to annular shape using high-strength cloth, and compression resistance is not less than 0.2Mpa, and central circular area is not
Drilling rod cross-sectional area must be less than, outer toroid area, which is not less than, leaks out mouth of a river area.
(4) after surface air bag 31 is set, blank cover 30 is covered on surface air bag 31, the screw thread 27 of slip casting drilling rod 38
Stretch out blank cover 30.
The 4th, casting head and fastener are installed
Casting head 36 is connected with fastener 37 by screw thread 4 and screw thread 26, at this moment the screw thread 5 of casting head 36 stretches out tightly
It is fixedly mounted with and puts, be then connected casting head 36 by screw thread 5 and screw thread 27 with slip casting drilling rod 38, now, as shown in figure 1, will sealing
Cover plate 30 is contacted firmly by fastener 37 with surface air bag 31, it is therefore an objective to provide constraint for surface air bag 31, during slip casting not
Can be because buoyancy ejects surface air bag 31.
5th, water under high pressure is injected to inflatable water pocket
(1) by the water filling port 1 on casting head 38, using small-sized hydraulic test pump to anchoring drilling rod 39 on inflatable water pocket 12
Inject pure running water.Water flows through waterflood path 19, water stream channel 23, finally fills water filling cavity 24.So that inflatable water pocket
12 expansions, the effect for reach increase anchor force, preventing drilling rod to be pulled out,
(2) slow pressure regulation is answered during water filling, inflatable water pocket 12 is remained inflated for.
6th, surface airbag aeration
(1) small-sized air compressor is connected with the valve of surface air bag 31, adjusts air compressor machine pressure-control valve.
(2) start air compressor machine to inflate surface air bag 31.
(3) lasting inflation, and the outer rim of mattress 32 infiltration situation is observed, if inflation can be stopped when being oozed out without underground water.Table
Face air bag 31 can carry out temporary plugging after expanding to weepage holes 35, it is ensured that aperture not there are flowing out substantially, can so reach non-
Often good slip casting effect.
7th, slip casting
(1) generally two kinds of slurries of cement and waterglass may be selected in two fluid grouting.Also other slurries can be selected as needed.
(2) waterglass slurries are injected from the first fluid injection import 2, injected cement grout from the second fluid injection import 3, water glass
Glass slurries are by the first reservoir channel road 16, and cement grout is by the second reservoir channel 17 in the first fluid injection of slip casting drilling rod and
Mixed at two fluid injections outlet 8, in the injection soil body.
(3) grouting pressure ensures that slurries can smoothly be injected to principle, should not use high-pressure slip-casting.
(4) meet following condition for the moment, slip casting can be terminated:1) grouting pressure > 1.5MPa;2) slurries consumption reaches pre-
Estimate grouting amount.
8th, surface air bag is removed
(1) after slurries final set, casting head 36 is screwed off with fastener 37, blank cover 30, the and of surface air bag 31 is removed
Mattress 32.
(2) slip casting drilling rod 38 of the exposure outside curtain, such as influence construction, can be cut after slurries final set with hand-held cutting machine
Remove, forbid to be cut off with the method for electric welding or oxygen welding.
It can be seen that, using gasbag-type curtain seepage device for plugging provided in an embodiment of the present invention, bored by using expansion anchoring
The equipment such as bar, two fluid grouting drilling rod and surface-sealing air bag, can effectively solve device for plugging in the prior art and method goes out
The problem of existing, realize to foundation ditch sealing facility seepage it is timely, fast and effectively block, it is to avoid due to underground water seepage, quicksand
Deng the safety problem for triggering surrounding enviroment.
In a preferred embodiment of the invention, mattress 32 is circular or strip, to hole type seepage, outer toroid
Area is not less than seepage open area;Fracture type seepage, is determined according to once closure area.
In a preferred embodiment of the invention, surface air bag 31 can be fabricated to annular shape using high-strength cloth, pressure-resistant
Power is more than or equal to 0.2Mpa, and central circular area is not less than the cross-sectional area of the slip casting drilling rod, and outer toroid area is more than or equal to
Leak out mouth of a river area.
The technical scheme provided for above-described embodiment is, it is necessary to which what is illustrated is:
(1) foundation pit waterproof curtain can be used, supporting in tunnel, dykes and dams, underground structure exterior wall, hypogee is can be used for
Thing base plate or underground structure lining cutting;
(2) surface air bag can be the high-strength cloth materials of TPU or other any materials;
(3) surface air bag can be annulus row or other any shapes;
(4) run of steel can be 50cm or other any length;
(5) anchoring drilling rod can be water filling or note other materials;
(6) slurries of two fluid grouting drilling rod can be mixed in exit, can also be in drilling rod internal mix.
Embodiment two
As shown in figure 14, the embodiments of the invention provide a kind of curtain seepage blocking method, using described in embodiment one
Gasbag-type curtain seepage device for plugging, comprises the following steps:
S1, after the drill bit, anchoring drilling rod and the connection of slip casting drilling rod, from leaking surface squeezes into the soil body;
S2, mattress, surface air bag and blank cover are laid on the surface of the sealing facility away from the soil body successively;
S3, the casting head is connected after the fastener, is reconnected on the slip casting drilling rod;
S4, from water filling port water filling into the inflatable water pocket;
S5, to the surface airbag aeration;
S6, the first slurries are injected from the first fluid injection import, and the second slurries are injected from the second fluid injection import;
After S7, first slurries and second slurries mixing injection soil body, after final set, blocking construction is completed.
Wherein, in S4, in addition to it can use water, the liquid that other can also be used similar reaches inflatable water pocket
The state of expansion, the fixed force of increase anchoring drilling rod.
S5 may include steps of:
S501, air compressor machine is connected with the valve of the surface air bag, adjusts the air compressor machine pressure-control valve;
S502, starts air compressor machine to the surface airbag aeration, in gas replenishment process, observes the infiltration feelings of the mattress outer rim
Condition, if being oozed out without underground water, stops inflation, otherwise, is persistently inflated to the surface air bag expansion.
In a preferred embodiment of the invention, before S2, also including step:Clear up the appearance of the sealing facility
Face, makes the sealing facility keep smooth;It can specifically be implemented in the following way:By on the sealing facility outer surface
High raised removing, or it is levelling using accelerated cement, leak stopping spirit.
By using above-mentioned technical proposal disclosed by the invention, following beneficial effect has been obtained:The embodiment of the present invention is carried
The gasbag-type curtain seepage device for plugging and method of confession, by using expansion anchoring drilling rod, two fluid grouting drilling rod and surface-sealing
The equipment such as air bag, can effectively solve device for plugging in the prior art and method produced problem, realize to curtain seepage
In time, fast and effectively block, it is to avoid because underground water seepage, quicksand etc. trigger the safety problem of surrounding enviroment.
Each embodiment in this specification is described by the way of progressive, what each embodiment was stressed be with
Between the difference of other embodiment, each embodiment identical similar part mutually referring to.
Those skilled in the art should be understood that the sequential for the method and step that above-described embodiment is provided can be entered according to actual conditions
Row accommodation, also can concurrently be carried out according to actual conditions.
All or part of step in the method that above-described embodiment is related to can be instructed by program correlation hardware come
Complete, described program can be stored in the storage medium that computer equipment can be read, for performing the various embodiments described above side
All or part of step described in method.The computer equipment, for example:Personal computer, server, the network equipment, intelligent sliding
Dynamic terminal, intelligent home device, wearable intelligent equipment, vehicle intelligent equipment etc.;Described storage medium, for example:RAM、
ROM, magnetic disc, tape, CD, flash memory, USB flash disk, mobile hard disk, storage card, memory stick, webserver storage, network cloud storage
Deng.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that process, method, commodity or equipment including a series of key elements not only include that
A little key elements, but also other key elements including being not expressly set out, or also include be this process, method, commodity or
The intrinsic key element of equipment.In the absence of more restrictions, the key element limited by sentence "including a ...", is not arranged
Except also there is other identical element in the process including the key element, method, commodity or equipment.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
Depending on protection scope of the present invention.
Claims (7)
1. a kind of gasbag-type curtain seepage device for plugging, it is characterised in that including what is be sequentially connected:Drill bit, anchoring drilling rod, slip casting
Drilling rod and casting head;The slip casting drilling rod sequentially passes through mattress, surface air bag and blank cover, and one end of the slip casting drilling rod
Expose the blank cover to be connected with the casting head, the other end of the slip casting drilling rod is connected with the anchoring drilling rod;
It is provided with waterflood path on the casting head, the slip casting drilling rod and the anchoring drilling rod, the casting head and described
The first reservoir channel and the second reservoir channel are provided with slip casting drilling rod;
When the casting head, the slip casting drilling rod and the anchoring drilling rod are connected, the casting head, the slip casting drilling rod and institute
The waterflood path stated on anchoring drilling rod is connected, first reservoir channel on the casting head and the slip casting drilling rod
Connect, the casting head is connected with second reservoir channel on the slip casting drilling rod;
It is additionally provided with water filling port, the first fluid injection import and the second fluid injection import, the slip casting drilling rod and also sets on the casting head
It is equipped with the first fluid injection and the second fluid injection outlet of connection;The water filling port is connected with the waterflood path;First fluid injection is entered
Mouth passes through first reservoir channel and first fluid injection and the second fluid injection outlet;The second fluid injection import passes through institute
State the second reservoir channel and first fluid injection and the second fluid injection outlet;
Water stream channel, water filling cavity and inflatable water pocket, one end of the water stream channel and institute are additionally provided with the anchoring drilling rod
State waterflood path connection, the other end of the water stream channel and the water-filling
Chamber is connected, and the water filling cavity is connected with the inflatable water pocket;
Also include fastener, the fastener is set in the outside of the casting head, and the casting head stretches out the fastening
Device, is connected with the slip casting drilling rod;
The drill bit is augers.
2. gasbag-type curtain seepage device for plugging according to claim 1, it is characterised in that the mattress to be circular or
Strip, to hole type seepage, outer toroid area is not less than seepage open area;Fracture type seepage, according to once blocking area
It is determined that.
3. gasbag-type curtain seepage device for plugging according to claim 1, it is characterised in that the surface air bag is using high
Strong cloth is fabricated to annular shape, and compression resistance is more than or equal to 0.2Mpa, and central circular area is not less than the cross section of the slip casting drilling rod
Product, outer toroid area, which is more than or equal to, leaks out mouth of a river area.
4. a kind of curtain seepage blocking method, it is characterised in that oozed using the gasbag-type curtain described in claim any one of 1-3
Device for plugging is leaked, is comprised the following steps:
S1, after the drill bit, anchoring drilling rod and the connection of slip casting drilling rod, from leaking surface squeezes into the soil body;
S2, lays mattress, surface air bag and blank cover successively on the surface of the soil body;
S3, after the casting head connection fastener, is reconnected on the slip casting drilling rod;
S4, from water filling port water filling into the inflatable water pocket;
S5, to the surface airbag aeration;
S6, the first slurries are injected from the first fluid injection import, and the second slurries are injected from the second fluid injection import;
After S7, first slurries and second slurries mixing injection soil body, after final set, air bag is removed, leak stopping is completed
Construction.
5. curtain seepage blocking method according to claim 4, it is characterised in that in S4, adjusts water injection pressure, water filling one
After the section time, stop water filling.
6. curtain seepage blocking method according to claim 4, it is characterised in that S5 comprises the following steps:
S501, air compressor machine is connected with the valve of the surface air bag, adjusts the air compressor machine pressure-control valve;
S502, starts air compressor machine to the surface airbag aeration, in gas replenishment process, observes the infiltration situation of the mattress outer rim,
If being oozed out without underground water, stop inflation, otherwise, be persistently inflated to the surface air bag expansion.
7. curtain seepage blocking method according to claim 4, it is characterised in that before S2, also including step:Cleaning stops
The outer surface of drainage facility, makes the sealing facility keep smooth.
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CN106545025B (en) * | 2017-01-10 | 2018-08-07 | 中交第三航务工程局有限公司南京分公司 | A kind of device and method being adapted to the routed husky quick drainage of sand bed water burst |
CN106948789B (en) * | 2017-04-18 | 2019-04-02 | 江苏大学 | A kind of environmentally friendly bag type paste underground intake transformation device and its method for blocking |
CN110306492A (en) * | 2019-07-26 | 2019-10-08 | 贵州省水利水电勘测设计研究院 | Device for plugging |
CN111997073B (en) * | 2020-08-15 | 2022-04-15 | 广东劲拓建设工程有限公司 | Air bag type curtain leakage blocking device and method |
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JP2807078B2 (en) * | 1990-11-13 | 1998-09-30 | 株式会社竹中工務店 | Boring hole slime removal and hole wall cleaning equipment |
CN204097970U (en) * | 2014-11-10 | 2015-01-14 | 南京市水利规划设计院有限责任公司 | The vertical sealing swaging die of a kind of concrete work deformation joint |
CN204753611U (en) * | 2015-06-29 | 2015-11-11 | 宁波大学 | Deep basal pit pressure -bearing water precipitation gas well gas bag plugging device |
CN205205845U (en) * | 2015-12-14 | 2016-05-04 | 中国建筑科学研究院 | Gasbag formula curtain seepage plugging device |
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