CN207159994U - A kind of slip casting structure in slip casting around pile - Google Patents
A kind of slip casting structure in slip casting around pile Download PDFInfo
- Publication number
- CN207159994U CN207159994U CN201720491170.3U CN201720491170U CN207159994U CN 207159994 U CN207159994 U CN 207159994U CN 201720491170 U CN201720491170 U CN 201720491170U CN 207159994 U CN207159994 U CN 207159994U
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- CN
- China
- Prior art keywords
- slip casting
- whitewashing
- pipe
- threeway
- valve
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- 238000007569 slipcasting Methods 0.000 title claims abstract description 87
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 230000002787 reinforcement Effects 0.000 claims abstract description 14
- 239000000565 sealant Substances 0.000 claims abstract description 7
- 239000011378 shotcrete Substances 0.000 claims abstract description 6
- 239000002002 slurry Substances 0.000 claims description 11
- 239000002390 adhesive tape Substances 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims 1
- 239000011440 grout Substances 0.000 abstract description 15
- 239000004568 cement Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 238000011065 in-situ storage Methods 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 3
- 230000003014 reinforcing Effects 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 2
- 239000004567 concrete Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000011499 joint compound Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 210000003205 Muscles Anatomy 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000011083 cement mortar Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Abstract
A kind of slip casting structure in slip casting around pile, including Grouting Pipe, threeway and whitewashing pipe valve；Grouting Pipe is just held by ground surface, connects slip casting power-equipment, terminal connection threeway；Stock inlet one end connection Grouting Pipe of threeway, two grout outlets connect with the whitewashing pipe valve for being arranged symmetrically in steel reinforcement cage both sides respectively.The utility model is simple in construction, it is easy to operate, after slip casting pump startup, cement grout passes through Grouting Pipe, it is delivered to Grouting Pipe bottom, cement grout is flowed through the stock inlet of threeway by Grouting Pipe bottom, flow to the whitewashing pipe valve for being arranged symmetrically in steel reinforcement cage both sides respectively by two grout outlets of threeway again, cement grout is under pressure, break through the sealant tape of shotcrete pipe valve surface, elastic rubber strip on the outside of sealant tape is acted on down by cement paste pressure, size swell, diameter becomes big, cement grout flows out, reach slip casting purpose, there is higher practicality and reliability in practical implementation, it ensure that the actual effect of cast-in-situ bored pile slip casting.
Description
Technical field
It the utility model is related to after cast-in-place concrete pile is poured, the control device of mud jacking carried out to stake side, particularly
A kind of slip casting structure in slip casting around pile.
Background technology
Currently, in grouting behind shaft or drift lining Grouting Pile Engineering of Drilling Hole, except pile grouting, also slip casting around pile, stake on Vehicles Collected from Market
The slip casting around pile valve that side slip casting mainly uses is loop configuration, and material is elastomeric material, and quality is softer, and intensity is relatively low, in reinforcing bar
In cage sinking watching, steel reinforcement cage and the friction of stake holes hole wall, collide with and cause grouting valve to be scratched, it is damaged, after damaged, annular slip casting
Blocked in valve by materials such as mud, cement mortar, concrete, make slip casting channel blockage, it is impossible to normal slip casting.In engineering practice, have
Many stakes can not be normally carried out slip casting around pile, cause slip casting to fail.
In view of situation above, rigidity semicircular configuration is set in stake side, it can be very good solve asking for whitewashing pipe valve breakage
Topic
Utility model content
The purpose of this utility model is problem be present for above-mentioned, there is provided a kind of slip casting structure in slip casting around pile, the spray
It is simple, easily prepared to starch pipe valve structure.During fabrication of reinforcing cage, Grouting Pipe is arranged symmetrically on steel reinforcement cage, slip casting around pile shotcrete pipe
Valve arrangement is welded on the reinforcing bar of steel reinforcement cage, forms gun iron link, avoids damage influence slip casting of colliding with.Slip casting around pile whitewashing pipe valve
Drawn by Grouting Pipe, cement grout flows into via Grouting Pipe, is flowed out by whitewashing pipe valve, completes slip casting around pile.
The technical solution of the utility model：
A kind of slip casting structure in slip casting around pile, including Grouting Pipe, threeway and whitewashing pipe valve, the slip casting structure are attached to steel
On muscle cage；The terminal of stock inlet one end connection Grouting Pipe of the threeway, two grout outlets of threeway respectively and are arranged symmetrically in
The whitewashing pipe valve connection of steel reinforcement cage both sides；Gunniting hole is furnished with each whitewashing pipe valve, whitewashing pipe valve end has valve to block up, whitewashing pipe valve
Surface gunniting hole periphery is provided with sealant tape and elastic rubber band, and elastic rubber band one end is provided with cuff.
Grouting Pipe uses DN25 low-pressure fluid to convey welded still pipe, external diameter 33.5mm, wall thickness 3.25mm.
Grouting Pipe is just held by ground surface, connects slip casting power-equipment, terminal connection threeway；Stock inlet one end of threeway
Connection is inscribed with the whitewashing pipe valve for being arranged symmetrically in steel reinforcement cage both sides respectively in inscribed connection Grouting Pipe, two grout outlets；
A row or two row's gunniting holes, quantity 4~6, a diameter of 12~15 milli are evenly arranged on each whitewashing pipe valve tube wall
Rice, whitewashing hole site is close to the end of whitewashing pipe valve；Pipe valve of whitewashing is provided with the position of gunniting hole, using adhesive tape by gunniting hole
Sealing, adhesive tape are wrapped up with the rubber strip of elastic suitable dimension again outside, and one end periphery of rubber strip is tightened with cuff, cuff
One end open close to whitewashing pipe valve end, and be enclosed on whitewashing pipe valve；Whitewashing pipe valve end threading, is blocked close using pipe cap
It is real.
The beneficial effects of the utility model are：
The whitewashing control valve is simple in construction, easy to operate, and after slip casting pump startup, cement grout is delivered to note by Grouting Pipe
Starch ttom of pipe end, cement grout is flowed through the stock inlet of threeway by Grouting Pipe bottom, then is flowed to respectively pair by two grout outlets of threeway
Claiming the whitewashing pipe valve for being arranged in steel reinforcement cage both sides, cement grout under pressure, breaks through the sealant tape of shotcrete pipe valve surface,
Elastic rubber strip on the outside of sealant tape is acted on down by cement paste pressure, size swell, and diameter becomes big, cement grout
Outflow, reaches slip casting purpose, has higher practicality and reliability in practical implementation, ensure that cast-in-situ bored pile is noted
The actual effect of slurry.
Brief description of the drawings
Fig. 1 is attached to a kind of slip casting structural representation in slip casting around pile on steel reinforcement cage.
A kind of slip casting structural representation in slip casting around pile when Fig. 2 is non-slip casting.
A kind of slip casting structure partial structure enlargement diagram in slip casting around pile when Fig. 3 is non-slip casting.
A kind of slip casting structural representation in slip casting around pile when Fig. 4 is positive progress slip casting.
A kind of slip casting structure partial structure enlargement diagram in slip casting around pile when Fig. 5 is positive progress slip casting.
Fig. 6 is a kind of slip casting structural representation in slip casting around pile after slip casting.
Fig. 7 is a kind of slip casting structure partial structure enlargement diagram in slip casting around pile after slip casting.
In figure：1. Grouting Pipe, 2. threeways, 3. whitewashing pipe valves, 4. gunniting holes, the valve of 5. whitewashing pipe valve ends block up, 6. sealings
Adhesive tape, 7. elastic rubber bands, 8. cuffs, injection slurry in 9. pipes, 10. steel reinforcement cages.
Embodiment
The utility model is described in further detail with reference to embodiment.
Embodiment：
As shown in figure 1, Grouting Pipe 1 and the steel reinforcement cage 10 of cast-in-situ bored pile are welded to connect, depending on length foundation design requirement,
By surface grouting pipe initial end, the slip casting structure of installation slip casting around pile at projected depth, including Grouting Pipe 1, threeway 2,
Whitewashing pipe valve 3.
A kind of slip casting structural representation in slip casting around pile when Fig. 2 is non-slip casting.In figure：The external diameter of Grouting Pipe 1 is 33.5
Mm, wall thickness 3.25mm；The upper end of threeway 2 is inscribed in Grouting Pipe 1, and the outlet of lower end two is respectively inscribed in a whitewashing pipe valve 3；Whitewashing
The external diameter of pipe valve 3 is 33.5mm, wall thickness 3.25mm；Grouting Pipe 1 and threeway 2 are welded to connect；Position near each whitewashing pipe valve 3 end
Put and 4~6 a diameter of 12~15 millimeters of gunniting holes 4 are evenly arranged on tube wall；Whitewashing pipe valve end is additionally provided with valve stifled 5；Whitewashing
Hole outer surface is tied with adhesive tape 6；Gunniting hole 4 is locked covering by the only one end of elastic rubber band 7 banding of cuff 8, the other end, elastic rubber
Gunniting hole 4 is completely covered for the position of adhesive tape 7.
A kind of slip casting structure in slip casting around pile when Fig. 3 is non-slip casting, partial structurtes enlarged diagram.
A kind of slip casting structure in slip casting around pile when Fig. 4 is positive progress slip casting, structural representation.
In figure：Slip casting liquid flows through threeway 2 by Grouting Pipe 1, slurries under pressure, by whitewashing pipe valve 3 end position
The adhesive tape 6 for putting the outer surface of gunniting hole 4 on tube wall breaks through, and elastic rubber band 7 spreading, slurries under slurries effect smoothly flow out,
It is injected into a side design requirement depth location.
A kind of slip casting structure in slip casting around pile when Fig. 5 is positive progress slip casting, partial structurtes enlarged diagram.
Fig. 6 is a kind of slip casting structure in slip casting around pile after slip casting, structural representation.
In figure：After slip casting, grouting pressure disappears, and the autogenous shrinkage of elastic rubber band 7, gunniting hole 4 is locked again, made
The slurries of outflow can not flow back, and reach the purpose of slip casting.
Fig. 7 is a kind of slip casting structure in slip casting around pile after slip casting, partial structurtes enlarged diagram.
The course of work of the embodiment：
The steel reinforcement cage of Grouting Pipe and cast-in-situ bored pile is welded to connect, cement grout is under the effect of slip casting pump pressure by earth's surface
Locate Grouting Pipe flow into, slurry pressure effect under, break through first whitewashing pipe valve on whitewash hole surface sealant tape, pressure after
Under continuous effect, slurry pressure makes elastic rubber band swell, slurries outflow；Slip casting finishes, and elastic rubber belt shrinks, by pipe valve weight of whitewashing
Newly it is locked, the slurries on the outside of whitewashing pipe valve is reached the purpose of post jacking from flowing back.
Although the utility model is described above in conjunction with figure, the utility model is not limited to above-mentioned tool
Body embodiment, above-mentioned embodiment is only schematical, and those skilled in the art opens of the present utility model
Under showing, in the case where not departing from the utility model aims, many variations can also be made, these belong to of the present utility model
Within protection.
Claims (4)
- A kind of 1. slip casting structure in slip casting around pile, it is characterised in that：The slip casting structure includes Grouting Pipe, threeway and shotcrete pipe Valve, the slip casting structure are attached on steel reinforcement cage；The terminal of stock inlet one end connection Grouting Pipe of the threeway, two of threeway go out Slurry mouth connects with the whitewashing pipe valve for being arranged symmetrically in steel reinforcement cage both sides respectively；Gunniting hole, shotcrete pipe are furnished with each whitewashing pipe valve Valve end has that valve is stifled, shotcrete pipe valve surface gunniting hole periphery is provided with sealant tape and elastic rubber band, and elastic rubber band one end is set There is cuff.
- A kind of 2. slip casting structure in slip casting around pile according to claim 1, it is characterised in that：The Grouting Pipe external diameter is 33.5mm, wall thickness 3.25mm；Pipe valve external diameter of whitewashing is 33.5mm, wall thickness 3.25mm；Grouting Pipe connects with three-way welding.
- A kind of 3. slip casting structure in slip casting around pile according to claim 1, it is characterised in that：The whitewashing pipe valve is close 4~6 a diameter of 12~15 millimeters of gunniting holes are evenly arranged on the neighbouring position tube wall of end；Whitewashing pipe valve end port is provided with Valve blocks up.
- A kind of 4. slip casting structure in slip casting around pile according to claim 1, it is characterised in that：The gunniting hole outer surface It is tied with adhesive tape；Gunniting hole is locked covering by elastic rubber band only one end cuff banding, the other end, and the position of elastic rubber band will Gunniting hole is completely covered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491170.3U CN207159994U (en) | 2017-05-05 | 2017-05-05 | A kind of slip casting structure in slip casting around pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720491170.3U CN207159994U (en) | 2017-05-05 | 2017-05-05 | A kind of slip casting structure in slip casting around pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207159994U true CN207159994U (en) | 2018-03-30 |
Family
ID=61710055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720491170.3U Active CN207159994U (en) | 2017-05-05 | 2017-05-05 | A kind of slip casting structure in slip casting around pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207159994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733823A (en) * | 2020-06-15 | 2020-10-02 | 中冶地集团西北岩土工程有限公司 | Grouting pipe burying structure and broken pile processing method in cast-in-situ bored pile pouring process |
| CN113463639A (en) * | 2021-07-07 | 2021-10-01 | 南京东土建设科技有限公司 | Underground continuous wall distributed grouting system |
-
2017
- 2017-05-05 CN CN201720491170.3U patent/CN207159994U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733823A (en) * | 2020-06-15 | 2020-10-02 | 中冶地集团西北岩土工程有限公司 | Grouting pipe burying structure and broken pile processing method in cast-in-situ bored pile pouring process |
| CN113463639A (en) * | 2021-07-07 | 2021-10-01 | 南京东土建设科技有限公司 | Underground continuous wall distributed grouting system |
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