CN205387702U - Shutoff fluid bowl or channelling structure in underground continuous wall work progress - Google Patents
Shutoff fluid bowl or channelling structure in underground continuous wall work progress Download PDFInfo
- Publication number
- CN205387702U CN205387702U CN201520760333.4U CN201520760333U CN205387702U CN 205387702 U CN205387702 U CN 205387702U CN 201520760333 U CN201520760333 U CN 201520760333U CN 205387702 U CN205387702 U CN 205387702U
- Authority
- CN
- China
- Prior art keywords
- wall
- compression set
- high compression
- fluid bowl
- ditch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 90
- 230000006835 compression Effects 0.000 claims abstract description 107
- 238000007906 compression Methods 0.000 claims abstract description 107
- 238000010276 construction Methods 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000004927 clay Substances 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims abstract description 33
- 238000002347 injection Methods 0.000 claims abstract description 25
- 239000007924 injection Substances 0.000 claims abstract description 25
- 210000002421 cell wall Anatomy 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims description 113
- 239000002002 slurry Substances 0.000 claims description 47
- 238000003032 molecular docking Methods 0.000 claims description 14
- 239000004568 cement Substances 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 7
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000011835 investigation Methods 0.000 description 3
- 206010008190 Cerebrovascular accident Diseases 0.000 description 2
- 208000006011 Stroke Diseases 0.000 description 2
- 238000004380 ashing Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 238000007569 slipcasting Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The utility model relates to a shutoff fluid bowl or channelling structure in underground continuous wall work progress belongs to foundation ditch engineering field, spout curtain, underground continuous wall cell wall, underground continuous wall, high compression set orifice position, clay mud infilled wall including fluid bowl / ditch, high compression set, at first adopt clay mud to fill the fluid bowl / ditch of underground continuous wall within range, form clay mud infilled wall, carry out the thick design of high compression set orifice position, pitch -row, injection wallboard length and sprinkler plate according to the size of fluid bowl / ditch, and decide central line and the hole site that spouts the curtain surely in the underground continuous wall cell wall position outside, spout the curtain construction surely, carry out the underground continuous wall construction at last. The utility model discloses can prevent that the problem in the thick liquid and the hole of collapsing from appearing leaking in underground continuous wall grooving in -process, in the concrete flows in fluid bowl (ditch) in the time of can also preventing to water underground continuous wall, can reduce the waste to the concrete, reduce underground continuous wall's cost, can guarantee underground continuous wall's construction quality moreover.
Description
Technical field
This utility model relates to the closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, belongs to base pit engineering technical field.
Background technology
Karst Geological Landscape is relatively broad in China's distribution, is distributed mainly on the areas such as China Guangdong, Guangxi, Yunnan, Guizhou.Karst area is that solublerock is subject to CO2Flowing water corrosion, and deposition and the landforms that formed in addition.By current exploration technique, the plane wanting to be expressly understood that underground fluid bowl (ditch) and facade position, size, connected state are highly difficult, even not possible with.Complicated geological conditions brings an inevitable difficult problem often to the construction of diaphram wall, namely spillage and collapse hole occurs in continuous wall trench underground process, and the concrete of perfusion runs off in a large number, the difficult quality guarantee etc. of diaphram wall.
At present, construction method of underground continuous wall in fluid bowl (ditch) area mainly has following several: when the first is to disclose fluid bowl (ditch) in pore forming process, to fluid bowl (ditch) fill block stone throwing or clay bag, then proceed by grooving operation until projected depth, finally transfer steel reinforcement cage and casting concrete；The second is karst grouting reinforcement water-stop constructing method；The third is sleeve valve barrel grouting reinforced construction method；4th kind is in conjunction with the method for filler and slip casting, fluid bowl (ditch) is blocked.But the construction of diaphragm wall under Karst Geology often exists bigger difficulty, owing to fluid bowl (ditch) connectivity is good, and many charges, easily cause collapse hole, produce a large amount of spillage, substantially increase the concrete amount of pouring into.For the fluid bowl (ditch) that volume is bigger, the quantities of slip casting and filling is all too big, and owing to fluid bowl (ditch) grows complexity, the difficult quality guarantee of filling.
Summary of the invention
The technical problems to be solved in the utility model is: this utility model provides the closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, aim to overcome that continuous wall trench underground process occurring, in spillage and collapse hole and pouring diaphram wall process, concrete runs off, and avoid filling and the traditional method quantities such as grouting and reinforcing is big and the problem of difficult quality guarantee, it is prevented from waste concrete, reduce the cost of diaphram wall, it is ensured that the construction quality of diaphram wall.
Technical solutions of the utility model are: closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, including fluid bowl/ditch 1, high compression set spray curtain 2, groove inside of continuous underground wall 4, diaphram wall 5, high compression set spray orifice position 7, clay water slurry infilled wall 11；Initially with clay water slurry, the fluid bowl/ditch 1 in diaphram wall 5 scope is carried out filling, form clay water slurry infilled wall 11；Size according to fluid bowl/ditch 1 carries out high compression set spray orifice position 7, pitch-row, injection wallboard length and injection board thickness design；And outside groove inside of continuous underground wall 4 position, make the high compression set spray centrage of curtain 2 and position, hole, carry out high compression set spray curtain 2 and construct；Finally carry out construction of diaphragm wall.
Before the construction of described diaphram wall 5, fluid bowl/ditch 1 is carried out advance borehole, in the way of geotechnical boring exploration, arrange that the border of fluid bowl/ditch 1 near diaphram wall 5 position is searched in boring by spacing 2m.
The thickness of described clay water slurry infilled wall 11 is 0.8m ~ 1.2m, and the height that height sprays curtain 2 with high compression set is identical.
0.6m ~ 0.8m place outside described high compression set spray curtain 2 centrage diaphragm wall cell wall 4 located underground.
Described high compression set spray curtain 2 jet tray thickness is 0.2m ~ 0.3m.
Described high compression set spray curtain 2 adjacent holes sprays type of attachment surely the form of the head and the tail connection of single injector list wall, the connection of twin-jet nozzle list wall tandem docking, twin-jet nozzle angle list wall, the head and the tail connection of twin-jet nozzle sector list wall, twin-jet nozzle sector list wall tandem docking.
The grouting material of described high compression set spray curtain 2 is cement clay slurry, and slurry water gray scale is 0.6 ~ 1.0, and density is 1.57, and viscosity is 26 ~ 30s.
Described high compression set spray curtain 2 high-pressure nozzle number is single tube, double pipe or triple tube.
Described high compression set spray curtain 2 nozzle diameter is 2.0mm, 2.5mm, 3.0mm.
Core of the present utility model is in that: utilizing high compression set spray curtain board wall thin and the high feature of long and overall seriality, before diaphram wall 5 is constructed, base area is surveyed data and carried out the supplementary investigation of construction stage, verifies actual range and the size of fluid bowl/ditch 1；First with high compression injection techniques, adopt clay water slurry that the fluid bowl/ditch 1 in diaphram wall 5 scope carries out a range of filling, form clay water slurry infilled wall 11；Size according to fluid bowl/ditch 1 carries out determining position, spray curtain hole, pitch-row, injection wallboard length and injection board thickness design；Its particular location made by design data according to diaphram wall 5, and 0.6m ~ 0.8m place makes centrage and the position, hole of high compression set spray curtain 2 outside groove inside of continuous underground wall 4 position, carries out high compression set spray curtain 2 and constructs；Finally carry out construction of diaphragm wall.
Before the construction of described diaphram wall 5, base area is surveyed data and is carried out the supplementary investigation of construction stage, and fluid bowl/ditch 1 is carried out advance borehole, arranges that the border of fluid bowl/ditch 1 near diaphram wall position is searched in boring by spacing 2m in the way of geotechnical boring exploration.
Described fluid bowl/ditch 1, before high compression set of constructing spray curtain 2, first with high compression injection techniques, adopt clay water slurry that the fluid bowl/ditch 1 in diaphram wall 5 scope is carried out a range of filling, form clay water slurry infilled wall 11, to ensure the construction quality of high compression set spray curtain 2, the Water And Earth Pressures acted in construction of diaphragm wall process on high compression set spray curtain 2 can be shared simultaneously；
Because the charges inside general fluid bowl/ditch 1 are all more open, it is insufficiently resistant to the impulsive force of high-pressure injection, so will before high compression set spray curtain 2 of constructing, first adopt clay water slurry that the fluid bowl/ditch 1 within the scope of diaphram wall is carried out a range of filling, after making the charges in fluid bowl/ditch 1 have certain intensity, just curtain is sprayed in construction surely, this utility model can be used for all fluid bowls, lapies geology, for instance can be used for the engineering geology that geology around is silt 8, silty clay 9, strong ~ apoplexy ashing rock 10.
This utility model uses step as follows:
(1) find out engineering geology and the hydrogeologic condition in place, carry out the elementary exploration in place.
(2) base area is surveyed data and is carried out the supplementary investigation of construction stage, verifies the actual range of fluid bowl/ditch 1.
(3) before high compression set of constructing spray curtain 2, first with high compression injection techniques, adopt clay water slurry that the fluid bowl/ditch 1 in diaphram wall 5 scope carries out a range of filling, form clay water slurry infilled wall 11, its thickness is 0.8m ~ 1.2m, and the height that height sprays curtain 2 with high compression set is identical.
(4) determine the effective length of injection board wall according to examination spray structure or the practical construction experience on similar stratum, then calculate according to hole depth, injection angle etc. the largest hole of spray-holes from, and determine jet tray thickness.
(5) its particular location is made according to diaphram wall 5 design data, and 0.6m ~ 0.8m place makes centrage and the position, hole of high compression set spray curtain 2 outside groove inside of continuous underground wall 4 position, carry out high compression set spray curtain 2 to construct, wherein, high compression set spray curtain 2 is sprayed curtain-grouting body 6 by high compression set and high compression set spray orifice position 7 forms, and has Fig. 5 known.
(6) diaphram wall 5 trenching construction.
(6) colligation diaphram wall steel reinforcement cage 3.
(7) lifting diaphram wall steel reinforcement cage 3.
(8) diaphram wall concrete is built.
The beneficial effects of the utility model are: fluid bowl (ditch) mouth is taked the measure of " blocking up ", utilize high compression set spray curtain board wall thin and the high feature of long and overall seriality, before construction of diaphragm wall, the fluid bowl (ditch) within the scope of it is first carried out fixed spray closure, the problem being so possible to prevent spillage and collapse hole occur in continuous wall trench underground process, can also prevent from watering concrete during diaphram wall and flow in fluid bowl (ditch), it is prevented from waste concrete, reduce the cost of diaphram wall, and can guarantee that the construction quality of diaphram wall.
Accompanying drawing explanation
Fig. 1 is stratigraphic section before this utility model construction of diaphragm wall；
Fig. 2 is this utility model construction of diaphragm wall front stratum cross-sectional view (A-A)；
Fig. 3 is this utility model diaphram wall profile；
Fig. 4 is this utility model diaphram wall cross-sectional view (B-B)；
Fig. 5 is that this utility model adjacent holes sprays type of attachment schematic diagram surely, and wherein connected mode is twin-jet nozzle sector list wall tandem docking；
Fig. 6 is that this utility model adjacent holes sprays type of attachment schematic diagram surely, and wherein connected mode is that twin-jet nozzle angle list wall connects；
Fig. 7 is that this utility model adjacent holes sprays type of attachment schematic diagram surely, and wherein connected mode is that twin-jet nozzle sector list wall head and the tail connect；
Fig. 8 is that this utility model adjacent holes sprays type of attachment schematic diagram surely, and wherein connected mode is twin-jet nozzle list wall tandem docking；
Fig. 9 is that this utility model adjacent holes sprays type of attachment schematic diagram surely, and wherein connected mode is that single injector list wall head and the tail connect；
Figure 10-15 is this utility model sequence of construction schematic diagram.
Each label in Fig. 1-15: 1-fluid bowl/ditch；2-height compression set spray curtain；3-diaphram wall steel reinforcement cage；4-groove inside of continuous underground wall；5-diaphram wall；6-height compression set spray curtain-grouting body；7-height compression set spray orifice position；8-silt；9-silty clay；10-is strong ~ apoplexy ashing rock；11-clay water slurry infilled wall.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1: as shown in figures 1-15, closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, including fluid bowl/ditch 1, high compression set spray curtain 2, groove inside of continuous underground wall 4, diaphram wall 5, high compression set spray orifice position 7, clay water slurry infilled wall 11；Initially with clay water slurry, the fluid bowl/ditch 1 in diaphram wall 5 scope is carried out filling, form clay water slurry infilled wall 11；Size according to fluid bowl/ditch 1 carries out high compression set spray orifice position 7, pitch-row, injection wallboard length and injection board thickness design；And outside groove inside of continuous underground wall 4 position, make the high compression set spray centrage of curtain 2 and position, hole, carry out high compression set spray curtain 2 and construct；Finally carry out construction of diaphragm wall.
Embodiment 2: as shown in figures 1-15, closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, including fluid bowl/ditch 1, high compression set spray curtain 2, groove inside of continuous underground wall 4, diaphram wall 5, high compression set spray orifice position 7, clay water slurry infilled wall 11；Initially with clay water slurry, the fluid bowl/ditch 1 in diaphram wall 5 scope is carried out filling, form clay water slurry infilled wall 11；Size according to fluid bowl/ditch 1 carries out high compression set spray orifice position 7, pitch-row, injection wallboard length and injection board thickness design；And outside groove inside of continuous underground wall 4 position, make the high compression set spray centrage of curtain 2 and position, hole, carry out high compression set spray curtain 2 and construct；Finally carry out construction of diaphragm wall.
Before the construction of described diaphram wall 5, fluid bowl/ditch 1 is carried out advance borehole, in the way of geotechnical boring exploration, arrange that the border of fluid bowl/ditch 1 near diaphram wall 5 position is searched in boring by spacing 2m.
Embodiment 3: as shown in figures 1-15, closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, including fluid bowl/ditch 1, high compression set spray curtain 2, groove inside of continuous underground wall 4, diaphram wall 5, high compression set spray orifice position 7, clay water slurry infilled wall 11；Initially with clay water slurry, the fluid bowl/ditch 1 in diaphram wall 5 scope is carried out filling, form clay water slurry infilled wall 11；Size according to fluid bowl/ditch 1 carries out high compression set spray orifice position 7, pitch-row, injection wallboard length and injection board thickness design；And outside groove inside of continuous underground wall 4 position, make the high compression set spray centrage of curtain 2 and position, hole, carry out high compression set spray curtain 2 and construct；Finally carry out construction of diaphragm wall.
Before the construction of described diaphram wall 5, fluid bowl/ditch 1 is carried out advance borehole, in the way of geotechnical boring exploration, arrange that the border of fluid bowl/ditch 1 near diaphram wall 5 position is searched in boring by spacing 2m.
The thickness of described clay water slurry infilled wall 11 is 0.8m, and the height that height sprays curtain 2 with high compression set is identical.
0.6m place outside described high compression set spray curtain 2 centrage diaphragm wall cell wall 4 located underground.
Described high compression set spray curtain 2 jet tray thickness is 0.2m.
Described high compression set spray curtain 2 adjacent holes sprays type of attachment surely the form of the head and the tail connection of single injector list wall, the connection of twin-jet nozzle list wall tandem docking, twin-jet nozzle angle list wall, the head and the tail connection of twin-jet nozzle sector list wall, twin-jet nozzle sector list wall tandem docking.
The grouting material of described high compression set spray curtain 2 is cement clay slurry, and slurry water gray scale is 0.6, and density is 1.57, and viscosity is 26s.
Described high compression set spray curtain 2 high-pressure nozzle number is single tube.
Described high compression set spray curtain 2 nozzle diameter is 2.0mm.
Embodiment 4: as shown in figures 1-15, closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, including fluid bowl/ditch 1, high compression set spray curtain 2, groove inside of continuous underground wall 4, diaphram wall 5, high compression set spray orifice position 7, clay water slurry infilled wall 11；Initially with clay water slurry, the fluid bowl/ditch 1 in diaphram wall 5 scope is carried out filling, form clay water slurry infilled wall 11；Size according to fluid bowl/ditch 1 carries out high compression set spray orifice position 7, pitch-row, injection wallboard length and injection board thickness design；And outside groove inside of continuous underground wall 4 position, make the high compression set spray centrage of curtain 2 and position, hole, carry out high compression set spray curtain 2 and construct；Finally carry out construction of diaphragm wall.
Before the construction of described diaphram wall 5, fluid bowl/ditch 1 is carried out advance borehole, in the way of geotechnical boring exploration, arrange that the border of fluid bowl/ditch 1 near diaphram wall 5 position is searched in boring by spacing 2m.
The thickness of described clay water slurry infilled wall 11 is 1.0m, and the height that height sprays curtain 2 with high compression set is identical.
0.7m place outside described high compression set spray curtain 2 centrage diaphragm wall cell wall 4 located underground.
Described high compression set spray curtain 2 jet tray thickness is 0.25m.
Described high compression set spray curtain 2 adjacent holes sprays type of attachment surely the form of the head and the tail connection of single injector list wall, the connection of twin-jet nozzle list wall tandem docking, twin-jet nozzle angle list wall, the head and the tail connection of twin-jet nozzle sector list wall, twin-jet nozzle sector list wall tandem docking.
The grouting material of described high compression set spray curtain 2 is cement clay slurry, and slurry water gray scale is 0.8, and density is 1.57, and viscosity is 28s.
Described high compression set spray curtain 2 high-pressure nozzle number is double pipe.
Described high compression set spray curtain 2 nozzle diameter is 2.5mm.
Embodiment 5: as shown in figures 1-15, closure fluid bowl in a kind of construction of diaphragm wall process or lapies structure, including fluid bowl/ditch 1, high compression set spray curtain 2, groove inside of continuous underground wall 4, diaphram wall 5, high compression set spray orifice position 7, clay water slurry infilled wall 11；Initially with clay water slurry, the fluid bowl/ditch 1 in diaphram wall 5 scope is carried out filling, form clay water slurry infilled wall 11；Size according to fluid bowl/ditch 1 carries out high compression set spray orifice position 7, pitch-row, injection wallboard length and injection board thickness design；And outside groove inside of continuous underground wall 4 position, make the high compression set spray centrage of curtain 2 and position, hole, carry out high compression set spray curtain 2 and construct；Finally carry out construction of diaphragm wall.
Before the construction of described diaphram wall 5, fluid bowl/ditch 1 is carried out advance borehole, in the way of geotechnical boring exploration, arrange that the border of fluid bowl/ditch 1 near diaphram wall 5 position is searched in boring by spacing 2m.
The thickness of described clay water slurry infilled wall 11 is 1.2m, and the height that height sprays curtain 2 with high compression set is identical.
0.8m place outside described high compression set spray curtain 2 centrage diaphragm wall cell wall 4 located underground.
Described high compression set spray curtain 2 jet tray thickness is 0.3m.
Described high compression set spray curtain 2 adjacent holes sprays type of attachment surely the form of the head and the tail connection of single injector list wall, the connection of twin-jet nozzle list wall tandem docking, twin-jet nozzle angle list wall, the head and the tail connection of twin-jet nozzle sector list wall, twin-jet nozzle sector list wall tandem docking.
The grouting material of described high compression set spray curtain 2 is cement clay slurry, and slurry water gray scale is 1.0, and density is 1.57, and viscosity is 30s.
Described high compression set spray curtain 2 high-pressure nozzle number is triple tube.
Described high compression set spray curtain 2 nozzle diameter is 3.0mm.
Embodiment 6: as shown in figures 1-15, it is 20.1～26.3m(1872.04～1865.74m that elementary exploration display in place discloses fluid bowl (ditch) situation) for fluid bowl (silty clay filling), fluid bowl is carried out advance borehole, arranging that the border of fluid bowl near diaphram wall position is searched in boring by spacing 2m in the way of geotechnical boring exploration, finding fluid bowl height near diaphram wall is 6.3m.Before high compression set of constructing spray curtain 2, first with high compression injection techniques, adopting clay water slurry that the fluid bowl (ditch) in diaphram wall 5 scope carries out a range of filling, form clay water slurry infilled wall 11, the thickness of clay water slurry infilled wall 11 is 1.2m, is highly 6.3m.Practical construction experience according to similar stratum determines that spray-hole spacing takes 2m, and jet tray thickness takes 0.2m.Make its particular location according to diaphram wall design data, and 0.6m place makes the centrage of high compression set spray curtain 2 and high compression set spray orifice position 7 outside groove inside of continuous underground wall 4 position, carry out high compression set spray curtain 2 and construct.Carry out diaphram wall 5 after spray curtain 2 final set of contour compression set to construct.
It is twin-jet nozzle sector list wall tandem docking that described high compression set spray curtain 2 adjacent holes sprays type of attachment surely, and grouting material is cement clay slurry, and slurry water gray scale is 0.6, and density is 1.57, and viscosity is 28s, and high-pressure nozzle number is double pipe, and nozzle diameter is 2.5mm.
Embodiment 7: as shown in figures 1-15, it is 20.1～26.3m(1872.04～1865.74m that elementary exploration display in place discloses fluid bowl (ditch) situation) for fluid bowl (silty clay filling), fluid bowl is carried out advance borehole, arranging that the border of fluid bowl near diaphram wall position is searched in boring by spacing 2m in the way of geotechnical boring exploration, finding solution cavity height near diaphram wall is 6.3m.Before high compression set of constructing spray curtain 2, first with high compression injection techniques, adopting clay water slurry that the fluid bowl (ditch) in diaphram wall 5 scope carries out a range of filling, form clay water slurry infilled wall 11, the thickness of clay water slurry infilled wall 11 is 1.0m, is highly 6.3m.Practical construction experience according to similar stratum determines that spray-hole spacing takes 2m, and jet tray thickness takes 0.3m.Make its particular location according to diaphram wall design data, and 0.8m place makes the centrage of high compression set spray curtain 2 and high compression set spray orifice position 7 outside groove inside of continuous underground wall 4 position, carry out high compression set spray curtain 2 and construct.Carry out diaphram wall 5 after spray curtain 2 final set of contour compression set to construct.
It is twin-jet nozzle sector list wall tandem docking that described high compression set spray curtain 2 adjacent holes sprays type of attachment surely, and grouting material is cement clay slurry, and slurry water gray scale is 0.5, and density is 1.57, and viscosity is 30s, and high-pressure nozzle number is triple tube, and nozzle diameter is 3.0mm.
Above in conjunction with accompanying drawing, specific embodiment of the utility model is explained in detail, but this utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, it is also possible to make various change under the premise without departing from this utility model objective.
Claims (8)
1. the closure fluid bowl in a construction of diaphragm wall process or lapies structure, it is characterised in that: include fluid bowl/ditch (1), high compression set spray curtain (2), groove inside of continuous underground wall (4), diaphram wall (5), high compression set spray orifice position (7), clay water slurry infilled wall (11)；Fluid bowl/ditch (1) in described diaphram wall (5) scope adopts clay water slurry filling, form clay water slurry infilled wall (11), size according to fluid bowl/ditch (1) sets high compression set spray orifice position (7), pitch-row, injection wallboard length and injection thickness of slab, and makes centrage and the position, hole of high compression set spray curtain (2) outside groove inside of continuous underground wall (4) position.
2. the closure fluid bowl in construction of diaphragm wall process according to claim 1 or lapies structure, it is characterised in that: the thickness of described clay water slurry infilled wall (11) is 0.8m ~ 1.2m, and the height that height sprays curtain (2) with high compression set is identical.
3. the closure fluid bowl in construction of diaphragm wall process according to claim 1 or lapies structure, it is characterised in that: 0.6m ~ 0.8m place, described high compression set spray curtain (2) centrage diaphragm wall cell wall (4) outside located underground.
4. the closure fluid bowl in construction of diaphragm wall process according to claim 1 or lapies structure, it is characterised in that: described high compression set spray curtain (2) jet tray thickness is 0.2m ~ 0.3m.
5. the closure fluid bowl in construction of diaphragm wall process according to claim 1 or lapies structure, it is characterised in that: described high compression set spray curtain (2) adjacent holes sprays type of attachment surely the form of the head and the tail connection of single injector list wall, the connection of twin-jet nozzle list wall tandem docking, twin-jet nozzle angle list wall, the head and the tail connection of twin-jet nozzle sector list wall, twin-jet nozzle sector list wall tandem docking.
6. the closure fluid bowl in construction of diaphragm wall process according to claim 1 or lapies structure, it is characterized in that: the grouting material of described high compression set spray curtain (2) is cement clay slurry, slurry water gray scale is 0.6 ~ 1.0, and density is 1.57, and viscosity is 26 ~ 30s.
7. the closure fluid bowl in construction of diaphragm wall process according to claim 1 or lapies structure, it is characterised in that: described high compression set spray curtain (2) high-pressure nozzle number is single tube, double pipe or triple tube.
8. the closure fluid bowl in construction of diaphragm wall process according to claim 1 or lapies structure, it is characterised in that: described high compression set spray curtain (2) nozzle diameter is 2.0mm, 2.5mm, 3.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520760333.4U CN205387702U (en) | 2015-09-29 | 2015-09-29 | Shutoff fluid bowl or channelling structure in underground continuous wall work progress |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520760333.4U CN205387702U (en) | 2015-09-29 | 2015-09-29 | Shutoff fluid bowl or channelling structure in underground continuous wall work progress |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205387702U true CN205387702U (en) | 2016-07-20 |
Family
ID=56381043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520760333.4U Expired - Fee Related CN205387702U (en) | 2015-09-29 | 2015-09-29 | Shutoff fluid bowl or channelling structure in underground continuous wall work progress |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205387702U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109811778A (en) * | 2019-03-27 | 2019-05-28 | 中建四局第一建筑工程有限公司 | A kind of ultra-deep foundation pit goes along with sb. to guard him water sealing structure and method |
| CN113463637A (en) * | 2021-05-17 | 2021-10-01 | 中水淮河规划设计研究有限公司 | High-pressure spraying treatment process for sandy gravel layer |
-
2015
- 2015-09-29 CN CN201520760333.4U patent/CN205387702U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109811778A (en) * | 2019-03-27 | 2019-05-28 | 中建四局第一建筑工程有限公司 | A kind of ultra-deep foundation pit goes along with sb. to guard him water sealing structure and method |
| CN113463637A (en) * | 2021-05-17 | 2021-10-01 | 中水淮河规划设计研究有限公司 | High-pressure spraying treatment process for sandy gravel layer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102155241B (en) | Karst grouting reinforcement water-stop constructing method | |
| CN106284313B (en) | Long spire based on circulating mud retaining wall is squeezed into rock filling pile construction method | |
| CN102418344B (en) | Injector, drill bit combination structure and combination drilling tool | |
| CN101962949B (en) | Long spiral double-pipe high-pressure stir-jet grouting pile construction method and device | |
| CN107130633A (en) | A kind of steel tube concrete clay model bag stake is combined soil-baffling structure construction technology | |
| CN101525881B (en) | Structure of karst strata pile holes protecting wall and method for constructing pile holes | |
| CN107299650B (en) | A kind of remote open caisson casting method for correcting error | |
| CN104831705A (en) | Ultra-deep hole grouting method during underground excavation of tunnel | |
| CN110409510A (en) | A kind of interlocking pile and ground-connecting-wall seam crossing water sealing structure | |
| CN101614008A (en) | The casting head that is used for compaction grouting | |
| CN101793154A (en) | Method for grouting for stopping up water by using geological parameters of tunnel surrounding rocks and setting relief holes | |
| CN111810198A (en) | Tunnel earth surface directional large-caliber deep hole grouting device and grouting method | |
| CN107747312A (en) | A kind of method of sand and gravel stratum well cementing construction | |
| CN104790982B (en) | Casing material for ultra-deep hole grouting of underground excavated tunnel | |
| CN108265720A (en) | A kind of single-point bellows grouting device and its method for controlling soil deformation | |
| CN205387702U (en) | Shutoff fluid bowl or channelling structure in underground continuous wall work progress | |
| CN111364532A (en) | Existing pile foundation reinforcing method based on slurry control | |
| CN102995647B (en) | Underground water control method used for grouting and seepage insulation of pile hole | |
| CN204827466U (en) | Sleeve valve pipe for underground excavation tunnel ultra-deep hole grouting | |
| CN103088820A (en) | Waterpower self-excited oscillation jet flow vibratory pile sinking device and pile sinking technology | |
| CN110409511A (en) | A kind of interlocking pile and ground-connecting-wall seam crossing water-stopping method | |
| CN109441355A (en) | Silt or sand bed pipe well high pressure water flushing fast pore-creating construction method | |
| CN201649093U (en) | Long spiral dual-pipe high-pressure stirring-spraying pile construction device | |
| CN113586066A (en) | Integrated backfill pouring method for integral straight-middle wall top of multi-arch tunnel | |
| CN203161250U (en) | Deep hole grouting reinforcing system for tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160720 Termination date: 20170929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |