CN205576929U - Along with boring with high -pressure slip casting system of tubular pile stake side segmentation - Google Patents
Along with boring with high -pressure slip casting system of tubular pile stake side segmentation Download PDFInfo
- Publication number
- CN205576929U CN205576929U CN201620347234.8U CN201620347234U CN205576929U CN 205576929 U CN205576929 U CN 205576929U CN 201620347234 U CN201620347234 U CN 201620347234U CN 205576929 U CN205576929 U CN 205576929U
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- pipe
- end head
- prestressed concrete
- pipe pile
- head plate
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Abstract
The utility model discloses an along with boring with the high -pressure slip casting system of pipe pile foundation stake side segmentation, including prestressed concrete pipe pile, set up in the upper end board at prestressed concrete pipe pile both ends and lower end board, slip casting pipe, reserved pipe, damper control structure, adjacent upper end board passes through welded connection with the lower end board, is provided with the spread groove on upper end board and the lower end board, spread groove edge prestressed concrete pipe pile's radial setting is stretched out to the outer wall, the circumferential edge of upper end board is provided with a plurality of seal baffle along the activity, the slip casting pipe inserts among the reserved pipe, be provided with the grout outlet with the spread groove intercommunication on the slip casting pipe, be provided with a plurality of through -holes on upper end board and the lower end board. The utility model discloses realize high -pressure slip casting for the grout can be more deeply mode through infiltration, compacting and splitting get into around the ground, bond the obvious stake side friction resistance that improves, the further improvement along with boring the load -carrying properties who follows the tubular pile with pile body and ground on every side.
Description
Technical field
This utility model belongs to the technical field on construction king-pile basis, is specifically related to a kind of drilling follow pipe pile side segmentation high pressure
Filling system.
Background technology
Economy, environmental protection, high-strength and stay-in-grade prestressed high-strength concrete pile overcome piling bar cost high, the most corrosion-resistant and
The shortcoming that bored concrete pile raw material dosage is big, pile quality cannot ensure, is widely applied and constantly to major diameter big carrying direction
Development.But PHC pipe pile foundation piling construction is used widest hammering method, static pressure method and prebored hole method special because of its technology at present
Point cannot meet environmental protection, high-strength and stay-in-grade demand, easily causes pile body damage or environmental pollution.A kind of drilling follow thin wall tubular pile machine
And drilling follow pipe pile construction method (ZL201210022133.X), creeping into, pile sinking and the synchronization fetched earth are carried out, pile sinking is ended at pipe
Being bondd by cement mortar between wall and hole wall, construction civilization is pollution-free, is the pile-type of a kind of environmental protection.
But drilling follow pipe pile construction method belongs to non-soil compaction construction method, drilling diameter is more than stake footpath, and stake side surrouding rock stress is released,
Cause the decline of pile side friction.The slip casting around pile device (ZL201020533076.8) of a kind of drilling follow pile tube is by outside pile tube
The injected hole that Grouting Pipe fixing on the sidewall of footpath and pile body are arranged is injection water in hole between prestressed concrete pipe pile and surrounding ground
Mud or clear water.This device serosity when slip casting is accumulated to stake top until flowing out ground from the bottom of stake, thus cannot realize high-pressure slip-casting,
Inconspicuous to the reinforced effects of pile side friction.
Utility model content
Insufficient pressure when this utility model is in order to solve above-mentioned drilling follow pile tube slip casting, causes the side friction of pile tube to play not enough
Technical problem, it is provided that a kind of drilling follow pipe pile side segmentation high-pressure slip-casting system.
In order to solve the problems referred to above, this utility model is achieved by techniques below scheme:
Drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model, including the prestressed concrete pipe pile being sequentially connected with,
It is arranged on the upper end head plate at prestressed concrete pipe pile two ends and lower end head plate and Grouting Pipe, adjacent two prestressed concrete pipes
The upper end head plate of stake and lower end head plate, by being welded to connect, described upper end head plate and lower end head plate are provided with for cement mortar slip casting
The link slot of passage, described link slot being radially arranged along prestressed concrete pipe pile；
The circumferential edges of described upper end head plate is movably set with some sealing baffles, is additionally provided with in described prestressed concrete pipe pile
Open so that prestressed concrete pipe pile, sealing baffle and peripheral ground form the baffle plate control in sealing space for controlling sealing baffle
Structure processed；
Being additionally provided with provided pipe in described prestressed concrete pipe pile, described Grouting Pipe is inserted in described provided pipe, described Grouting Pipe
External diameter identical with the internal diameter stating provided pipe；The grout outlet connected with link slot it is provided with in described Grouting Pipe；Described link slot
One end is connected with grout outlet, and the other end stretches out the excircle of prestressed concrete pipe pile；
The through hole run through so that described provided pipe and baffle controls structure it is respectively arranged with in described upper end head plate and lower end head plate.
Further, described sealing baffle includes some active baffle plates and some passive baffle plates, described active baffle plate and passive baffle plate
Being fan ring-type, described active baffle plate and passive baffle plate are spliced to form the annulus being set in prestressed concrete pipe pile outer wall；
It is provided with on described active baffle plate for driving passive baffle plate and the drivening rod structure that actively baffle plate opens or closes up simultaneously；
Described baffle controls structure include the drag-line pipe being arranged in prestressed concrete pipe pile, the drag-line being arranged in drag-line pipe,
It is arranged on the fixed pulley of upper end head plate；Described guy cable rounds fixed pulley is connected with actively baffle plate；Described upper end head plate and lower end head plate
On be provided with the drag-line through hole passed so that described drag-line pipe.
Further, the drag-line through hole of described lower end head plate is provided with shutter, described shutter is provided with some screwed holes；
Screwed hole on described shutter is furnished with screw, and the diameter of described screwed hole matches with the diameter of drag-line.
Further, described active baffle plate is articulated with upper end head plate by jointed shaft, and the jointed shaft of described active baffle plate is provided with
Back-moving spring, under state freely, described sealing baffle closes up to described prestressed concrete pipe pile outer wall；
The position-limit mechanism for limiting fixed pulley rotational angle it is provided with on described fixed pulley.
Further, described position-limit mechanism includes limiting the spacing preiection that fixed pulley rotational angle is not more than 90 degree.
Further, described Grouting Pipe includes the first grout injection control bar and the second grout injection control bar, described first grout injection control bar and
Second grout injection control bar is for arranging graduated hollow pipe；
The lower end closed of described second grout injection control bar；
The slurry outlet of described first grout injection control bar is its centre bore；The slurry outlet of described second grout injection control bar is arranged on sidewall；
Connect in the upper end head plate of described prestressed concrete pipe pile top and have the steel tube fastener for fixing described Grouting Pipe.
Further, described link slot is semicolumn groove, and the link slot in described upper end head plate and lower end head plate cooperatively forms cylinder
Pipe.
A kind of drilling follow pipe pile side segmentation high-pressure slip-casting method, comprises the following steps:
S1, make prestressed concrete pipe pile, provided pipe and drag-line pipe are separately fixed on steel reinforcement cage so that provided pipe and drawing
Rope pipe is arranged on along prestressed concrete pipe pile radially same straight line, and upper end head plate and lower end head plate are mounted in described pre-should
In the concrete at the two ends of power concrete tubular pile；
The circumference of described upper end head plate is movably set with some sealing baffles, and described sealing baffle is spliced into annulus；Described sealing is kept off
Plate includes actively baffle plate and passive baffle plate, and described active baffle plate connects to be had for controlling its baffle controls structure opened or close；
The through hole run through so that described provided pipe and baffle controls structure it is respectively arranged with in described upper end head plate and lower end head plate；
S2, utilize drilling follow pile tube technology to sink to prestressed concrete pipe pile, open from second section prestressed concrete pipe pile to be sunk to
Begin, the baffle controls structure of the previous joint concrete ground pile tube upper end head plate sunk to is run through prestressed concrete pipe pile to be sunk to
Drag-line pipe；
By the drag-line pipe in adjacent two prestressed concrete pipe piles, provided pipe one_to_one corresponding, adjacent two prestressed concrete pipe piles
Upper end head plate and lower end head plate, by being welded to connect, described upper end head plate are provided with the link slot for grout channels；
Described link slot is radially arranged along prestressed concrete pipe pile, described link slot connection provided pipe and prestressed concrete pipe pile
Outer wall；
When arriving projected depth at the bottom of the stake of first segment prestressed concrete pipe pile, complete pile sinking；
S3, baffle controls structure control first segment prestressed concrete pipe pile upper end head plate on sealing baffle open so that
One joint prestressed concrete pipe pile, sealing baffle and peripheral ground are formed and seal space；
S4, it is inserted into the first grout injection control bar to the bottom of first segment prestressed concrete pipe pile at provided pipe, the upper end of top
The steel tube fastener fixing the first slip casting bar it is provided with in head plate；
High-pressure slip-casting equipment injects cement mortar in the first grout injection control bar, and cement mortar is from the end of first segment prestressed concrete pipe pile
Portion, to sealing space slip casting, until filling cement mortar around first segment prestressed concrete pipe pile, and keeping a period of time, making water
Mud solidifies；Described first grout injection control bar is for carrying graduated hollow pipe；
S5, take out the first grout injection control bar；
S6, be inserted into the second grout injection control bar at provided pipe, described second grout injection control bar for carrying graduated hollow pipe, second
The lower end closed of grout injection control bar, the sidewall of described second grout injection control bar is provided with slurry outlet；By the second grout injection control bar
On scale, regulate the insertion depth of the second grout injection control bar so that slurry outlet treats the prestressed concrete pipe of slip casting with next joint
The link slot connection of stake；The steel tube fastener utilizing the upper end head plate of top layer fixes the second grout injection control bar；
S7, treated that by baffle controls structure control the sealing baffle of the upper end head plate of the prestressed concrete pipe pile of slip casting opens, make
Obtain prestressed concrete pipe pile, sealing baffle and peripheral ground to be formed and seal space；
S8, toward injecting cement mortar in the second grout injection control bar, cement mortar from link slot to sealing space slip casting, until this prestressing force
Fill cement mortar around concrete tubular pile, and keep a period of time, make cement slurry sets；
S9, repetition step S6-S8, and so on, utilize around the full prestressed concrete pipe pile of cement mortar slip casting；
S10, complete the slip casting of final section prestressed concrete pipe pile stake side after, dismantle the second grout injection control bar, when keeping one section
Between so that cement slurry sets, complete slip casting.
Further, described sealing baffle includes some active baffle plates and some passive baffle plates, described active baffle plate and passive baffle plate
Being sector, described active baffle plate and passive baffle plate are spliced to form annulus, and being connected between described active baffle plate with passive baffle plate has band
Dynamic bar linkage structure；
Described baffle controls structure include the drag-line pipe being arranged in prestressed concrete pipe pile, the drag-line being arranged in drag-line pipe,
It is arranged on the fixed pulley of upper end head plate；Described guy cable rounds fixed pulley is connected with actively baffle plate；Described upper end head plate and lower end head plate
On be provided with the drag-line through hole passed so that described drag-line pipe.
Further, the drag-line through hole of described lower end head plate is provided with shutter, described shutter is provided with some screwed holes,
Being provided with screw in described screwed hole, the diameter of described screwed hole matches with the diameter of drag-line；By on the screwed hole wearing drag-line
Screw disassembling.
Compared with prior art, the beneficial effects of the utility model are:
When this utility model is by precast prestressed concrete pipe stake, pre-buried upper end head plate, lower end head plate, baffle controls structure,
End plate arranges some sealing baffles, by the sealing baffle of baffle controls structure control slip casting section so that it is produce and seal sky
Between, it is achieved cement mortar waters to prestressed concrete pipe pile side from link slot, it is achieved high-pressure slip-casting so that cement mortar can deeper lead to
The mode crossing infiltration, densification and splitting enters ground around, bonds by pile body and surrounding ground, thus significantly improves a side
Frictional resistance, improves the load-carrying properties of drilling follow pile tube further.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described in further detail, wherein:
Fig. 1 is the structural representation of drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model；
Fig. 2 is the structural representation of the upper end head plate of drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model；
Fig. 3 is the structural representation of the lower end head plate of drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model；
Fig. 4 is the scheme of installation of drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model；
Fig. 5 is that drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model pours into a mould first segment prestressed concrete pipe pile
The schematic diagram of side；
Fig. 6 is that drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model pours into a mould second section prestressed concrete pipe pile
The schematic diagram of side；
Fig. 7 is that drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model pours into a mould Section of three prestressed concrete pipe pile
The schematic diagram of side.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that described herein be preferable to carry out
Example is merely to illustrate and explains this utility model, is not used to limit this utility model.
As shown in Fig. 1～Fig. 7, drilling follow pipe pile side segmentation high-pressure slip-casting system described in the utility model, including being sequentially connected with
Prestressed concrete pipe pile 1, the upper end head plate 3 being arranged on prestressed concrete pipe pile 1 two ends and lower end head plate 4 and note
Slurry pipe 2, the upper end head plate 3 of adjacent two concrete ground pile tubes and lower end head plate 4 are by being welded to connect, and are provided with some connections
Groove 7 is as cement mortar slip casting passage, described link slot 7 being radially arranged along prestressed concrete pipe pile 1.In the present embodiment,
Described link slot 7 is semicolumn groove, and the link slot 7 in described upper end head plate and lower end head plate cooperatively forms cylindrical tube.
The circumferential edges of described upper end head plate 3 is movably set with some sealing baffles, and described sealing baffle includes actively baffle plate 10 He
Passive baffle plate 12, it is ring-type that described sealing baffle is fan, and described active baffle plate 10 and passive baffle plate 12 are spliced to form one and are set in
The annulus of prestressed concrete pipe pile outer wall, described sealing baffle is articulated with upper end head plate 3 by jointed shaft.
This utility model also includes for controlling the baffle controls structure that described sealing baffle opens or closes, described baffle controls
Structure includes being arranged on the fixed pulley 9 of actively baffle plate top edge, walking around the drag-line 11 of fixed pulley 9, described prestressed concrete pipe
Being provided with drag-line pipe 5 in stake 1, described upper end head plate 3 and lower end head plate 4 are provided with the through hole corresponding with described zip pipe 5,
The bottom of through hole corresponding with described drag-line in described lower end head plate 4 is provided with shutter 15, and described shutter 15 is provided with
Screwed hole, the diameter of described screwed hole closes with the diameter compatible of drag-line, and described drag-line 11 is walked around fixed pulley 9, run through shutter 15
On screwed hole, pass through drag-line pipe 5.It is provided with back-moving spring, in state freely on the jointed shaft of described active baffle plate 10
Under, described sealing baffle closes up to the outer wall of described prestressed concrete pipe pile.Described active baffle plate 10 and passive baffle plate 12 it
Between be provided with bar linkage structure, by pulling drag-line, active baffle plate 10 can be opened, thus drive passive baffle plate 12 to open, will
The outer wall of prestressed concrete pipe pile 1 seals to be formed with peripheral ground and seals space.Restriction it is provided with fixed sliding on described fixed pulley 9
The position-limit mechanism of round over-angle, described position-limit mechanism is the spacing preiection being provided with on fixed pulley, limits 9 turns of described fixed pulley
Dynamic angle is within 90 degree.Described prestressed concrete pipe pile 1 is circumferentially provided with wedge shape concrete step 14, it is to avoid heavy
Stake pile side ground damages sealing baffle.
Be additionally provided with provided pipe 6 on described prestressed concrete pipe pile 1, described upper end head plate 3 and lower end head plate 4 be provided with
The through hole of described provided pipe 6 correspondence, described provided pipe 6, drag-line pipe 5 are arranged on along prestressed concrete pipe pile 1 the most same
On straight line, the circumference of described prestressed concrete pipe pile 1 is evenly distributed with some provided pipes 6 and drag-line pipe 5, the present embodiment
In, it is two groups, is distributed in prestressed concrete pipe pile 1 same diametrically.
Described Grouting Pipe 2 is inserted in described provided pipe 6, and the external diameter of described Grouting Pipe 2 is identical with the internal diameter stating provided pipe 6, institute
State Grouting Pipe 2 and have two kinds of specifications, the respectively first grout injection control bar 16 and the second grout injection control bar 17, described first slip casting control
Bar 16 processed and the second grout injection control bar 17 are for arranging graduated hollow pipe.
Described first grout injection control bar 16 lower end is not closed, described second grout injection control bar 17 lower end closed, described second slip casting
Controlling to be additionally provided with, on bar 17, the grout outlet run through with link slot 7, the other end of described link slot 7 extends to prestressed concrete
Outside the outer wall of pile tube 1.
Described Grouting Pipe 2 is connected with outside high-pressure slip-casting device so that cement mortar enters into prestressed concrete by Grouting Pipe
Around the outer wall of pile tube 1.
Two screwed holes 17 it are additionally provided with, the upper end head plate of one section of prestressed concrete pipe pile of top in described upper end head plate 3
The screwed hole 17 of 3 connects the steel tube fastener for fixing grout injection control bar during slip casting, locks steel tube fastener by bolt,
Thus clamp the first grout injection control bar 16 or the second grout injection control bar 17.
A kind of drilling follow pipe pile side segmentation high-pressure slip-casting method, comprises the following steps:
S1, make prestressed concrete pipe pile, provided pipe and drag-line pipe are separately fixed on steel reinforcement cage, and make provided pipe and
Drag-line pipe being radially arranged on the same line along prestressed concrete pipe pile；And upper end head plate and lower end head plate are mounted in described
In the concrete at prestressed concrete pipe pile 1 two ends so that provided pipe and drag-line pipe and setting in upper end head plate and lower end head plate
Through hole is corresponding.
S2, drilling follow pile tube technology is utilized to sink to first segment prestressed concrete pipe pile, from second section prestressed concrete to be sunk to
Pile tube starts, by the drag-line of the upper end head plate of previous joint prestressed concrete pipe pile that sunk to through prestressed concrete pipe to be sunk to
The screwed hole of the shutter bottom the drag-line pipe of stake, pierces into drag-line pipe, the screwed hole of described shutter 15 is furnished with screw, is needing
Screw disassembling through the screwed hole of drag-line gets off.
S3, by the provided pipe 6 in adjacent two prestressed concrete pipe piles 1 and drag-line pipe 5 one_to_one corresponding, adjacent two prestressing force mix
The upper end head plate of solidifying soil pile tube and lower end head plate are by being welded to connect so that two prestressed concrete pipe piles connect fixing.
S4, repetition step S2-S3, sink to some prestressed concrete pipe piles 1, treat at the bottom of the stake of first segment prestressed concrete pipe pile
Arrive projected depth, complete pile sinking.
S5, pull the drag-line 11 in the upper end head plate 3 of the prestressed concrete pipe pile 1 treating slip casting, the prestressing force of first paragraph is mixed
Sealing baffle on solidifying soil pile tube opens so that prestressed concrete pipe pile 1, peripheral ground, sealing baffle surround a sealing sky
Between.
S6, utilize scale by the first grout injection control bar 16 through provided pipe 6 to the first segment prestressing force of prestressed concrete pipe pile 1
The middle part of concrete tubular pile, fixes first by the steel tube fastener arranged in the prestressed concrete pipe pile upper end head plate 3 of the section of top most
Grout injection control bar 16, is injected cement mortar by high-pressure slip-casting equipment by the first grout injection control bar 16, and cement mortar is through prestressed concrete
The underfill of soil pile tube 1 sealing space about, after filling full described sealing space, takes out the first grout injection control bar, protects
Hold a period of time, make cement slurry sets.
S7, pull the drag-line 11 in the upper end head plate 3 of the prestressed concrete pipe pile 1 treating slip casting, the prestressing force treating slip casting is mixed
Sealing baffle on solidifying soil pile tube opens so that treat that the prestressed concrete pipe pile 1 of slip casting, peripheral ground, sealing baffle surround
One seals space.
S8, the second grout injection control bar 17, through the provided pipe 6 of the prestressed concrete pipe pile 1 treating slip casting, utilize scale to make second
Link slot 7 UNICOM of the grout outlet of grout injection control bar 17 and the prestressed concrete pipe pile 1 treating slip casting, thus through second slip casting
Control the periphery of bar 17 and prestressed concrete pipe pile 1, fix the second slip casting control by the steel tube fastener arranged in upper end head plate 3
Bar 17 processed.
S9, outside high-pressure slip-casting equipment inject cement mortar by Grouting Pipe, and cement mortar fills sealing about through link slot 7
Space, after filling full described sealing space, keeps a period of time, makes cement slurry sets.
S10, important task step S7-S9, fill the sealing space around prestressed concrete pipe pile piecemeal, completes final section and in advance should
After power concrete tubular pile slip casting around pile, extract the second grout injection control bar 17, keep a period of time so that cement slurry sets, complete
Slip casting.
This utility model treats the sealing baffle of the prestressed concrete pipe pile of slip casting by cable control so that itself and prestressed concrete
Soil pile tube, peripheral ground are formed and seal space, under the effect of high-pressure slip-casting equipment, it is achieved high-pressure slip-casting so that cement mortar energy
Deeper by the way of infiltration, densification and splitting, enter ground around, bond by pile body and surrounding ground, thus substantially
Improve pile side friction, improve the load-carrying properties of drilling follow pile tube further.
Described in the present embodiment, other structure of drilling follow pipe pile side segmentation high-pressure slip-casting system sees prior art.
The above, be only preferred embodiment of the present utility model, and this utility model is not made any pro forma restriction,
Therefore it is every without departing from technical solutions of the utility model content, according to appointing that above example is made by technical spirit of the present utility model
What amendment, equivalent variations and modification, all still fall within the range of technical solutions of the utility model.
Claims (7)
1. a drilling follow pipe pile side segmentation high-pressure slip-casting system, it is characterised in that: include the prestressed concrete being sequentially connected with
Pile tube, the upper end head plate being arranged on prestressed concrete pipe pile two ends and lower end head plate and Grouting Pipe, adjacent two prestressing force mix
The upper end head plate of solidifying soil pile tube is connected fixing with lower end head plate, described upper end head plate and lower end head plate is provided with and notes for cement mortar
The link slot of slurry passage, described link slot being radially arranged along prestressed concrete pipe pile；
The circumferential edges of described upper end head plate is movably set with some sealing baffles, is additionally provided with in described prestressed concrete pipe pile
Open so that prestressed concrete pipe pile, sealing baffle and peripheral ground form the baffle plate control in sealing space for controlling sealing baffle
Structure processed；
Being additionally provided with provided pipe in described prestressed concrete pipe pile, described Grouting Pipe is inserted in described provided pipe, described Grouting Pipe
External diameter identical with the internal diameter stating provided pipe；The grout outlet connected with link slot it is provided with in described Grouting Pipe；Described link slot
One end is connected with grout outlet, and the other end stretches out the excircle of prestressed concrete pipe pile；
The through hole run through so that described provided pipe and baffle controls structure it is respectively arranged with in described upper end head plate and lower end head plate.
The most according to claim 1, drilling follow pipe pile side segmentation high-pressure slip-casting system, described sealing baffle includes some actives
Baffle plate and some passive baffle plates, it is ring-type that described active baffle plate and passive baffle plate are fan, described active baffle plate and the splicing of passive baffle plate
Form the annulus being set in prestressed concrete pipe pile outer wall；
It is provided with on described active baffle plate for driving passive baffle plate and the drivening rod structure that actively baffle plate opens or closes up simultaneously；
Described baffle controls structure include the drag-line pipe being arranged in prestressed concrete pipe pile, the drag-line being arranged in drag-line pipe,
It is arranged on the fixed pulley of upper end head plate；Described guy cable rounds fixed pulley is connected with actively baffle plate；Described upper end head plate and lower end head plate
On be provided with the drag-line through hole passed so that described drag-line pipe.
The most according to claim 2, drilling follow pipe pile side segmentation high-pressure slip-casting system, on the drag-line through hole of described lower end head plate
It is provided with shutter, described shutter is provided with some screwed holes；Screwed hole on described shutter is furnished with screw, described spiral shell
The diameter of pit matches with the diameter of drag-line.
The most according to claim 3, drilling follow pipe pile side segmentation high-pressure slip-casting system, described active baffle plate is cut with scissors by jointed shaft
It is connected to upper end head plate, the jointed shaft of described active baffle plate is provided with back-moving spring, under state freely, described sealing baffle
Close up to described prestressed concrete pipe pile outer wall；
The position-limit mechanism for limiting fixed pulley rotational angle it is provided with on described fixed pulley.
The most according to claim 4, drilling follow pipe pile side segmentation high-pressure slip-casting system, described position-limit mechanism includes limiting determines cunning
Wheel rotational angle is not more than the spacing preiection of 90 degree.
The most according to claim 1, drilling follow pipe pile side segmentation high-pressure slip-casting system, described Grouting Pipe includes the first slip casting control
Bar processed and the second grout injection control bar, described first grout injection control bar and the second grout injection control bar are for arranging graduated hollow pipe；
The lower end closed of described second grout injection control bar；
The slurry outlet of described first grout injection control bar is its centre bore；The slurry outlet of described second grout injection control bar is arranged on sidewall；
Connect in the upper end head plate of described prestressed concrete pipe pile top and have the steel tube fastener for fixing described Grouting Pipe.
7., according to drilling follow pipe pile side segmentation high-pressure slip-casting system described in any one of claim 1 to 6, described link slot is half
Link slot in cylinder groove, described upper end head plate and lower end head plate cooperatively forms cylindrical tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620347234.8U CN205576929U (en) | 2016-04-22 | 2016-04-22 | Along with boring with high -pressure slip casting system of tubular pile stake side segmentation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620347234.8U CN205576929U (en) | 2016-04-22 | 2016-04-22 | Along with boring with high -pressure slip casting system of tubular pile stake side segmentation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205576929U true CN205576929U (en) | 2016-09-14 |
Family
ID=56859813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620347234.8U Withdrawn - After Issue CN205576929U (en) | 2016-04-22 | 2016-04-22 | Along with boring with high -pressure slip casting system of tubular pile stake side segmentation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205576929U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756065A (en) * | 2016-04-22 | 2016-07-13 | 广州市建筑科学研究院有限公司 | While-drilling casing pile side sectional high-pressure grouting system and method |
| CN111119261A (en) * | 2019-12-29 | 2020-05-08 | 李跃 | A micro pile slip casting structure for existing building foundation reinforcement is handled |
| CN112160729A (en) * | 2020-09-28 | 2021-01-01 | 北京政平建设投资集团有限公司 | Cross hole grouting pipe |
| CN113373902A (en) * | 2021-06-17 | 2021-09-10 | 南京东土建设科技有限公司 | Grouting device suitable for soil solidification around stake of crowd under water |
-
2016
- 2016-04-22 CN CN201620347234.8U patent/CN205576929U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756065A (en) * | 2016-04-22 | 2016-07-13 | 广州市建筑科学研究院有限公司 | While-drilling casing pile side sectional high-pressure grouting system and method |
| CN111119261A (en) * | 2019-12-29 | 2020-05-08 | 李跃 | A micro pile slip casting structure for existing building foundation reinforcement is handled |
| CN112160729A (en) * | 2020-09-28 | 2021-01-01 | 北京政平建设投资集团有限公司 | Cross hole grouting pipe |
| CN112160729B (en) * | 2020-09-28 | 2022-08-05 | 北京政平建设投资集团有限公司 | Cross hole grouting pipe |
| CN113373902A (en) * | 2021-06-17 | 2021-09-10 | 南京东土建设科技有限公司 | Grouting device suitable for soil solidification around stake of crowd under water |
| CN113373902B (en) * | 2021-06-17 | 2022-05-31 | 南京东土建设科技有限公司 | Grouting device suitable for soil solidification around stake of crowd under water |
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Granted publication date: 20160914 Effective date of abandoning: 20180119 |