CN207143920U - Water-stopping system between novel pile under a kind of complicated circumstance of flowing water - Google Patents
Water-stopping system between novel pile under a kind of complicated circumstance of flowing water Download PDFInfo
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- CN207143920U CN207143920U CN201721014364.0U CN201721014364U CN207143920U CN 207143920 U CN207143920 U CN 207143920U CN 201721014364 U CN201721014364 U CN 201721014364U CN 207143920 U CN207143920 U CN 207143920U
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Abstract
The utility model discloses water-stopping system, its structure between novel pile under a kind of complicated circumstance of flowing water to include：Mixing pile, support pile, steel plate for sealing water, expansion bolt, outer drawing reinforced mesh, cement, grouting equipment, slip casting backstage, diaphragm wall, water-stopping system between novel pile under a kind of complicated circumstance of flowing water of the utility model, steel plate for sealing water rigidity can be reached greatly and be close to support pile, bulk strength is high, flowing pressure is effectively avoided to puncture weak surface layer between support pile, form water burst and gush sand, high-pressure injection device is avoided during construction, the pollution to environment is effectively prevented, according to foundation depth, stake seam size and shape, different-thickness is tailored respectively, the steel plate for sealing water of size, without waste of material, the system is mounted directly fixation, confirm that sealing label steel plate for sealing water can effectively solve joint leak at continuous wall connector, it is equally applicable to other kinds joint, strengthen sealing, earth-retaining effect.
Description
Technical field
The utility model is water-stopping system between novel pile under a kind of complicated circumstance of flowing water, belongs to new under complicated circumstance of flowing water
Waterproof between piles system regions.
Background technology
Common shotcrete with wire mesh, have the characteristics that speed of application is fast, cost is low, take that working face is small is obtained in slope retaining
Widely apply.
Prior art discloses Application No.：201420134851.0 a kind of waterproof concrete wall combination sealing system
System, including middle buried water stop, water expandable waterstop, the middle buried water stop are fixed on the reinforcing bar of waterproof concrete wall
On skeleton, and the middle buried water stop is located at the middle part of the framework of steel reinforcement through-thickness of waterproof concrete wall, in bury
Formula waterstop extends to the other end from one end of the horizontal construction joint of waterproof concrete wall, and middle buried water stop is along width
The center in direction and the horizontal construction joint of waterproof concrete wall it is highly consistent, the water expandable waterstop is fixed on waterproof
On bottom concrete interface at the horizontal construction joint of concrete wall, and water expandable waterstop is from waterproof concrete wall
One end of horizontal construction joint extend to the other end, utility model waterproof concrete wall combination water-stopping system, can solve
The waterproof problem of large-scale waterproof concrete wall structure under the effect of super large head pressure, but prior art shotcrete with wire mesh is easy
There is surface spray concrete uneven thickness, quality is unstable, the defects of plane of weakness of low intensity be present, in rich groundwater region, has
Wet season and the big region of flowing pressure in water supply region are often due to spray concrete uneven thickness, flowing pressure is easily in weakness
Breakdown net spray structure, forms water burst and gushes the hidden danger such as sand, bring threatening environment to pollute to deep pit monitor big, shotcrete with wire mesh typically uses
Live mixing concrete, operation is carried out in the distance apart from slope side 1.0m or so using high-pressure injection device, larger raise can be produced
Dirt, cause greatly to destroy to surrounding enviroment.
Waste of material is more, big through sandstone material rebound amount during testing shotcrete with wire mesh, and can not reuse, and causes material
Expect that serious waste speed of application is relatively slow, shotcrete with wire mesh needs to hang bar-mat reinforcement processed after clearing up stake face surface dust, then could spray
Concrete, and secondary need to survive, it is overall than relatively time-consuming, then conserved progressively upper intensity by 14 days, it is difficult to meet rainy season or ground
The specific demand shotcrete with wire mesh surface perception that the abundant region of lower water must complete slope protection as early as possible is poor, due to course of injection
Middle uneven distribution, height rise and fall, and local dent or projection cause that overall perception is poor, and water-stop curtain is in design of foundation pit in recent years
It is more universal, but often because existing, old basis influences mixing pile construction quality, the perpendicularity of influence mixing pile causes overlap joint not
It is good, form water stream channel；There are a large amount of water rechargings on project periphery, can not drain to form ponding for the moment；Foundation ditch region has greatly
After a variety of causes such as the stratum of amount good water permeability cause excavation of foundation pit, water pressure is huge, finally racks mixing pile, so as to form base
Leakage accident is cheated, but after such accident occurs, can be streamed because current run into barrier, can float that shove can not under water pressure
Accurate judgement leakage point, cause to be difficult to fast and effectively to carry out slip casting closure, cause following inconvenience：Cost is high, it is difficult to which a labor is forever
Ease, can stream because current run into barrier, can from different angles, highly gush out under water pressure, so that can not accurately sentence
Disconnected leakage point, causes to be difficult to fast and effectively to carry out slip casting closure, and the supporting at leak is needed to thoroughly closure leakage point
Stake periphery slip casting is constructed rotary churning pile on a large scale, and cost is huge, and has simply temporarily blocked leakage point after slip casting, but due to current
Constantly impact, may gush from other weak spots, form new leakage point, bring grave danger to deep pit monitor, enter again
Degree is slow, and time-consuming, needs first can just be continued to bore with the concrete diffusion region of the drill-through Guan Liang of coring bit and support pile during slip casting
Enter slip casting, slip casting closure scope is wide, it is necessary to time-consuming longer in addition, it is more difficult to alleviates the pressure at heart of closure leakage point, calms down anxiety
Mood.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide under a kind of complicated circumstance of flowing water between novel pile
Water-stopping system, easily there is surface spray concrete uneven thickness to solve shotcrete with wire mesh, quality is unstable, the plane of weakness etc. of low intensity be present
Defect, in rich groundwater region, have water supply region wet season and the big region of flowing pressure often due to spray concrete is thick
Degree is uneven, and flowing pressure easily punctures net spray structure in weakness, forms water burst and gushes the hidden danger such as sand, threat ring is brought to deep pit monitor
Border pollution is big.Shotcrete with wire mesh typically uses live mixing concrete, using high-pressure injection device apart from slope side 1.0m's or so
Distance carries out operation, can produce larger airborne dust, cause greatly to destroy to surrounding enviroment.
Waste of material is more, big through sandstone material rebound amount during testing shotcrete with wire mesh, and can not reuse, and causes material
Expect that serious waste speed of application is relatively slow, shotcrete with wire mesh needs to hang bar-mat reinforcement processed after clearing up stake face surface dust, then could spray
Concrete, and secondary need to survive, it is overall than relatively time-consuming, then conserved progressively upper intensity by 14 days, it is difficult to meet rainy season or ground
The specific demand shotcrete with wire mesh surface perception that the abundant region of lower water must complete slope protection as early as possible is poor, due to course of injection
Middle uneven distribution, height rise and fall, and local dent or projection cause that overall perception is poor, and water-stop curtain is in design of foundation pit in recent years
It is more universal, but often because existing, old basis influences mixing pile construction quality, the perpendicularity of influence mixing pile causes overlap joint not
It is good, form water stream channel；There are a large amount of water rechargings on project periphery, can not drain to form ponding for the moment；Foundation ditch region has greatly
After a variety of causes such as the stratum of amount good water permeability cause excavation of foundation pit, water pressure is huge, finally racks mixing pile, so as to form base
Leakage accident is cheated, but after such accident occurs, can be streamed because current run into barrier, can float that shove can not under water pressure
Accurate judgement leakage point, cause to be difficult to fast and effectively to carry out slip casting closure, cause following inconvenience：Cost is high, it is difficult to which a labor is forever
Ease, can stream because current run into barrier, can from different angles, highly gush out under water pressure, so that can not accurately sentence
Disconnected leakage point, causes to be difficult to fast and effectively to carry out slip casting closure, and the supporting at leak is needed to thoroughly closure leakage point
Stake periphery slip casting is constructed rotary churning pile on a large scale, and cost is huge, and has simply temporarily blocked leakage point after slip casting, but due to current
Constantly impact, may gush from other weak spots, form new leakage point, bring grave danger to deep pit monitor, enter again
Degree is slow, and time-consuming, needs first can just be continued to bore with the concrete diffusion region of the drill-through Guan Liang of coring bit and support pile during slip casting
Enter slip casting, slip casting closure scope is wide, it is necessary to time-consuming longer in addition, it is more difficult to alleviates the pressure at heart of closure leakage point, calms down anxiety
The problem of mood.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of complicated dynamic water ring
Water-stopping system between novel pile under border, its structure include：Mixing pile, support pile, steel plate for sealing water, expansion bolt, it is outer drawing reinforced mesh,
Cement, grouting equipment, slip casting backstage, diaphragm wall, the mixing pile are fixedly mounted on the front of cement, and the support pile is located at water
The left and right sides of mud and it is secured to connect, the steel plate for sealing water is located at the rear surface of cement and fixed by expansion bolt
Connection, the grouting equipment are located at the right flank of cement and are flexibly connected with it, and the slip casting backstage is positioned at the interior of grouting equipment
Side and it is secured to connect.
Further, the diaphragm wall is located at the front and rear sides of mixing pile and coupled.
Further, the outer drawing reinforced mesh is located at the lateral surface of steel plate for sealing water and is flexibly connected with it.
Further, the support pile is parallel to each other.
Further, the cement is parallel to each other with outer drawing reinforced mesh.
Further, the grouting equipment is parallel to each other with slip casting backstage.
Further, the grouting equipment is made of metal material.
Beneficial effect
Water-stopping system between novel pile under a kind of complicated circumstance of flowing water of the utility model, can reach steel plate for sealing water rigidity it is big and
It is close to support pile, no infiltration gap, support is fixed to drawing welding by setscrew with reinforcing bar outside steel plate for sealing water, it is overall strong
Degree is high, effectively avoids weak surface layer between flowing pressure breakdown support pile, forms water burst and gush sand.High-pressure injection dress is avoided during construction
Put, effectively prevented the pollution to environment, size and shape is stitched according to foundation depth, stake, tailors different-thickness, size respectively
Steel plate for sealing water, no waste of material, the system are mounted directly fixation, can once survive, speed, can effectively reduce domatic
Open-assembly time, while reduce manpower waste, the average whole light in surface after the completion of water-stopping system between novel pile under complicated circumstance of flowing water
Clean, overall appearance, because speed of application is very fast, no waste of material, for overall cost than relatively low, the coplanar valency that manufactures is about shotcrete with wire mesh
3/4ths, when running into water burst and gushing the situation of sand, head into bat by the lumps of wood using digging machine and carry out the closure grains of sand, preliminary only sand
Drainage tube is set if necessary afterwards, water is drawn and then quick fixation steel plate, then slip casting (can fill waterglass, biliquid note
Slurry), the closure of periphery all piles seam is sequentially completed, forms entirety, forever trouble without offspring.Low cost is already described above, can be close to
Continuous wall connector strengthens water-stagnating effect, and churning typically can be all set in joint area for enhancing water-stagnating effect in construction of diaphragm wall
Stake, but by the way that it was verified that this behave is difficult still to avoid joint leak, continuous wall connector often occurs in excavation for many years
Leak, after repeatedly attempting and improving, it was demonstrated that sealing label steel plate for sealing water can effectively solve joint leak at continuous wall connector,
It is equally applicable to other kinds joint, enhancing sealing, the purpose of earth-retaining effect.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is the structural representation of water-stopping system between novel pile under a kind of complicated circumstance of flowing water of the utility model.
Fig. 2 is the external structure schematic diagram of water-stopping system between novel pile under the utility model kind complexity circumstance of flowing water.
Fig. 3 is the use schematic internal view of water-stopping system between novel pile under the utility model kind complexity circumstance of flowing water.
Fig. 4 is the use schematic diagram of water-stopping system between novel pile under the utility model kind complexity circumstance of flowing water
In figure：Mixing pile -1, support pile -2, steel plate for sealing water -3, expansion bolt -4, outer drawing reinforced mesh -5, cement -6, note
Starch equipment -7, slip casting backstage -8, diaphragm wall -9.
Embodiment
Technological means, creation characteristic, reached purpose and effect to realize the utility model are easy to understand, below
With reference to embodiment, the utility model is expanded on further.
Refer to Fig. 1-Fig. 4, the utility model provides under a kind of complicated circumstance of flowing water water-stopping system, its structure between novel pile
Including：After mixing pile 1, support pile 2, steel plate for sealing water 3, expansion bolt 4, outer drawing reinforced mesh 5, cement 6, grouting equipment 7, slip casting
Platform 8, diaphragm wall 9, the mixing pile 1 are fixedly mounted on the front of cement 6, and the support pile 2 is located at the left and right sides of cement 6 simultaneously
And be secured to connect, the steel plate for sealing water 3 is located at the rear surface of cement 6 and is fixedly connected by expansion bolt 4, the note
Slurry equipment 7 be located at the right flank of cement 6 and is flexibly connected with it, slip casting backstage 8 be located at the inner side of grouting equipment 7 and and its
It is fixedly connected, the diaphragm wall 9 is located at front and rear sides of mixing pile 1 and coupled, and the outer drawing reinforced mesh 5 is positioned at only
The lateral surface of water steel plate 3 and it is flexibly connected with it, the support pile 2 is parallel to each other, the cement 6 and the outer drawing phase of reinforced mesh 5
Mutually parallel, the grouting equipment 7 is parallel to each other with slip casting backstage 8, and the grouting equipment 7 is made of metal material.
Expansion bolt 4 described in the utility model be by pipeline branch/hang/bracket or equipment fix on the wall, on floor, post
A kind of upper special thread connector used.
When using water-stopping system between novel pile under complicated circumstance of flowing water, if can directly be blocked only without leak scene after excavating
Water steel plate, accelerating construction progress；If leak occurs after excavating, depending on whether gushing husky and leak size, using backfill back-pressure, bat plug
After the measure processing such as stifled, drainage repairing, you can directly block steel plate for sealing water 3, accelerating construction progress, top necessarily be greater than underground water
Position；Bottom has to enter into foundation ditch bottom and is no less than 0.5m, and overlap joint be no less than 10cm between steel plate, when running into water burst and gushing husky situation,
The bat closure grains of sand are headed into by the lumps of wood using digging machine, drainage tube is set if necessary after preliminary only sand, pressure release power, maintains primary
Mother-in-law is stable, and water is drawn into then quick fixation steel plate, steel plate thickness about 3mm, has certain plasticity, can firmly extrude, ensure steel
Plate is in close contact with support pile, and tight, steel plate must be embedded in foundation ditch bottom and be no less than 50cm, overlap and be no less than between steel plate
10cm, after fixing steel plate, it to be close to steel plate and squeezes into setscrew, it is necessary to assure setscrew enters the certain depth of support pile,
Meet force request, it is possible to provide reliable withdrawal resistance, use the round steel of Ф 10 after squeezing into setscrew, spacing 150mm welds to drawing, shape
Into bar-mat reinforcement, stable support is provided steel plate for sealing water jointly, after completing the support to steel plate, in the space of support pile and steel plate
In pour into cement mortar, enrich all spaces, inaccessible water stream channel, play the effect of sealing earth-retaining.
Mixing pile 1 of the present utility model, support pile 2, steel plate for sealing water 3, expansion bolt 4, outer drawing reinforced mesh 5, cement 6,
Grouting equipment 7, slip casting backstage 8, the part that the part of diaphragm wall 9 is universal standard part or those skilled in the art know, it is tied
Structure and principle are all that this technology personnel can be learnt by technical manual or be known by normal experiment method, the utility model solution
Certainly the problem of is that shotcrete with wire mesh surface spray concrete uneven thickness easily occurs, and quality is unstable, the defects of plane of weakness of low intensity be present,
In rich groundwater region, have water supply region wet season and the big region of flowing pressure often due to spray concrete thickness not
, flowing pressure easily punctures net spray structure in weakness, forms water burst and gushes the hidden danger such as sand, brings threatening environment dirty to deep pit monitor
Dye is big.Shotcrete with wire mesh typically uses live mixing concrete, using high-pressure injection device in the distance apart from slope side 1.0m or so
Operation is carried out, larger airborne dust can be produced, cause greatly to destroy to surrounding enviroment.
Waste of material is more.It is big through sandstone material rebound amount during testing shotcrete with wire mesh, and can not reuse, cause material
Expect that serious waste speed of application is relatively slow.Shotcrete with wire mesh needs to hang bar-mat reinforcement processed after clearing up stake face surface dust, then could spray
Concrete, and secondary need to survive, it is overall than relatively time-consuming, then conserved progressively upper intensity by 14 days, it is difficult to meet rainy season or ground
The specific demand shotcrete with wire mesh surface perception that the abundant region of lower water must complete slope protection as early as possible is poor.Due to course of injection
Middle uneven distribution, height rise and fall, and local dent or projection cause that overall perception is poor, and water-stop curtain is in design of foundation pit in recent years
It is more universal, but often because existing, old basis influences mixing pile construction quality, the perpendicularity of influence mixing pile causes overlap joint not
It is good, form water stream channel；There are a large amount of water rechargings on project periphery, can not drain to form ponding for the moment；Foundation ditch region has greatly
After a variety of causes such as the stratum of amount good water permeability cause excavation of foundation pit, water pressure is huge, finally racks mixing pile, so as to form base
Cheat leakage accident.But it after such accident occurs, can be streamed because current run into barrier, can float that shove can not under water pressure
Accurate judgement leakage point, cause to be difficult to fast and effectively to carry out slip casting closure, cause following inconvenience：Cost is high, it is difficult to which a labor is forever
Ease.It can stream because current run into barrier, can from different angles, highly gush out under water pressure, so that can not accurately sentence
Disconnected leakage point, causes to be difficult to fast and effectively to carry out slip casting closure, and the supporting at leak is needed to thoroughly closure leakage point
Stake periphery slip casting is constructed rotary churning pile on a large scale, and cost is huge, and has simply temporarily blocked leakage point after slip casting, but due to current
Constantly impact, may gush from other weak spots, form new leakage point, bring grave danger to deep pit monitor, enter again
Degree is slow, and time-consuming.Need first can just be continued to bore with the concrete diffusion region of the drill-through Guan Liang of coring bit and support pile during slip casting
Enter slip casting, slip casting closure scope is wide, it is necessary to time-consuming longer in addition, it is more difficult to alleviates the pressure at heart of closure leakage point, calms down anxiety
The problem of mood, the utility model are combined with each other by above-mentioned part, can be reached steel plate for sealing water rigidity greatly and are close to supporting
Stake, no infiltration gap, support is fixed to drawing welding by setscrew with reinforcing bar outside steel plate for sealing water, bulk strength is high, has
Effect avoids weak surface layer between flowing pressure breakdown support pile, forms water burst and gushes sand.High-pressure injection device is avoided during construction, effectively
The pollution to environment is prevented, size and shape is stitched according to foundation depth, stake, tailors different-thickness, the water-stopping steel of size respectively
Plate, no waste of material, the system are mounted directly fixation, can once survive, speed, can effectively reduce domatic exposure
Time, while manpower waste is reduced, surface is average whole bright and clean after the completion of water-stopping system between novel pile under complicated circumstance of flowing water, overall
Attractive in appearance, because speed of application is very fast, no waste of material, overall cost is than relatively low, coplanar four points for manufacturing valency and being about shotcrete with wire mesh
Three, when running into water burst and gushing the situation of sand, head into bat by the lumps of wood using digging machine and carry out the closure grains of sand, it is preliminary it is only husky after it is necessary
When drainage tube is set, water is drawn and then quick fixation steel plate, then slip casting (waterglass, two fluid grouting can be filled), successively
The closure of periphery all piles seam is completed, forms entirety, forever trouble without offspring.Low cost is already described above, can be close to diaphragm wall and be connect
Head enhancing water-stagnating effect, rotary churning pile typically can be all set in construction of diaphragm wall in joint area for enhancing water-stagnating effect, but logical
It was verified that this behave is difficult still to avoid joint leak, continuous wall connector leak often occurs in excavation after for many years, passes through
Cross after repeatedly attempting and improving, it was demonstrated that sealing label steel plate for sealing water can effectively solve joint leak at continuous wall connector, same suitable
For other kinds joint, enhancing sealing, the purpose of earth-retaining effect are described in detail below：
The mixing pile 1 is fixedly mounted on the front of cement 6, the support pile 2 be located at the left and right sides of cement 6 and with
It is fixedly connected, and the steel plate for sealing water 3 is located at the rear surface of cement 6 and is fixedly connected by expansion bolt 4, and the slip casting is set
Standby 7 are located at the right flank of cement 6 and are flexibly connected with it, and the slip casting backstage 8 is positioned at the inner side of grouting equipment 7 and is secured to
Connection, the diaphragm wall 9 are located at front and rear sides of mixing pile 1 and coupled.The outer drawing reinforced mesh 5 is located at water-stopping steel
The lateral surface of plate 3 and it is flexibly connected with it.
The advantages of general principle and principal character of the present utility model and the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the utility model is by institute
Attached claim rather than described above limit, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
- A kind of 1. water-stopping system between novel pile under complicated circumstance of flowing water, it is characterised in that：Its structure includes：Mixing pile (1), supporting Stake (2), steel plate for sealing water (3), expansion bolt (4), outer drawing reinforced mesh (5), cement (6), grouting equipment (7), slip casting backstage (8), diaphragm wall (9), the mixing pile (1) are fixedly mounted on the front of cement (6), and the support pile (2) is located at cement (6) The left and right sides and it is secured to connect, the steel plate for sealing water (3) is located at the rear surface of cement (6) and passes through expansion bolt (4) it is fixedly connected, the grouting equipment (7) is located at the right flank of cement (6) and is flexibly connected with it, the slip casting backstage (8) Positioned at the inner side of grouting equipment (7) and it is secured to connect.
- 2. water-stopping system between novel pile under a kind of complicated circumstance of flowing water according to claim 1, it is characterised in that：The company Continuous wall (9) is located at front and rear sides of mixing pile (1) and coupled.
- 3. water-stopping system between novel pile under a kind of complicated circumstance of flowing water according to claim 1, it is characterised in that：It is described outer Reinforced mesh (5) is drawn to be located at the lateral surface of steel plate for sealing water (3) and be flexibly connected with it.
- 4. water-stopping system between novel pile under a kind of complicated circumstance of flowing water according to claim 1, it is characterised in that：The branch Fender pile (2) is parallel to each other.
- 5. water-stopping system between novel pile under a kind of complicated circumstance of flowing water according to claim 1, it is characterised in that：The water Mud (6) is parallel to each other with outer drawing reinforced mesh (5).
- 6. water-stopping system between novel pile under a kind of complicated circumstance of flowing water according to claim 1, it is characterised in that：The note Slurry equipment (7) is parallel to each other with slip casting backstage (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014364.0U CN207143920U (en) | 2017-08-15 | 2017-08-15 | Water-stopping system between novel pile under a kind of complicated circumstance of flowing water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721014364.0U CN207143920U (en) | 2017-08-15 | 2017-08-15 | Water-stopping system between novel pile under a kind of complicated circumstance of flowing water |
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| CN207143920U true CN207143920U (en) | 2018-03-27 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670598A (en) * | 2019-07-24 | 2020-01-10 | 青岛理工大学 | Cold joint treatment structure and method for secant pile construction |
| CN111764397A (en) * | 2020-05-28 | 2020-10-13 | 浙江土工岩土科技有限公司 | Underground diaphragm wall plugging device and method |
| CN112726626A (en) * | 2020-12-25 | 2021-04-30 | 中国建筑第八工程局有限公司 | Method for stopping leakage between foundation pit retaining piles |
-
2017
- 2017-08-15 CN CN201721014364.0U patent/CN207143920U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110670598A (en) * | 2019-07-24 | 2020-01-10 | 青岛理工大学 | Cold joint treatment structure and method for secant pile construction |
| CN111764397A (en) * | 2020-05-28 | 2020-10-13 | 浙江土工岩土科技有限公司 | Underground diaphragm wall plugging device and method |
| CN112726626A (en) * | 2020-12-25 | 2021-04-30 | 中国建筑第八工程局有限公司 | Method for stopping leakage between foundation pit retaining piles |
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Address after: 510000 Unit 1002-1007, 140 Dongfeng West Road, Yuexiu District, Guangzhou City, Guangdong Province Patentee after: China Coal Jiangnan Construction Development Co., Ltd. Address before: 510000 Unit 1002-1007, 140 Dongfeng West Road, Yuexiu District, Guangzhou City, Guangdong Province Patentee before: Guangdong China Coal Jiangnan Foundation Engineering Co., Ltd. |
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Address after: Unit 1002-1007, 140 Dongfeng West Road, Yuexiu District, Guangzhou, Guangdong 510000 Patentee after: China Coal Jiangnan Construction Development Group Co., Ltd Address before: Unit 1002-1007, 140 Dongfeng West Road, Yuexiu District, Guangzhou, Guangdong 510000 Patentee before: CHINA COAL JIANGNAN CONSTRUCTION DEVELOPMENT Co.,Ltd. |
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