CN105133851B - The method and its lift structure of terrace lifting leveling reparation on a kind of soft soil foundation - Google Patents
The method and its lift structure of terrace lifting leveling reparation on a kind of soft soil foundation Download PDFInfo
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- CN105133851B CN105133851B CN201510505431.8A CN201510505431A CN105133851B CN 105133851 B CN105133851 B CN 105133851B CN 201510505431 A CN201510505431 A CN 201510505431A CN 105133851 B CN105133851 B CN 105133851B
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Abstract
The method and its lift structure of terrace lifting leveling reparation on a kind of soft soil foundation,Terrace (5) including being drilled with multiple lifting holes (1),Concrete bed (7),More anchor poles (6) being implanted into the terrace (5) around each lifting hole (1),Lift reaction frame (9),For jacking up the jack (8) and reinforcing pile (16) of lifting reaction frame (9),Lifting reaction frame (9) is fixedly connected with each lifting hole (1) surrounding anchor pole (6),It is weak soil basic unit (21) under terrace (5),It is hard stratum (22) under weak soil basic unit (21),Reinforcing pile (16) is drilled with the weak soil basic unit (21) under each lifting hole (1) and extends to hard stratum (23),Concrete bed (7) is placed with the top of reinforcing pile (16),Jack (8) is supported at the top of each concrete bed (7) and is butted on lifting reaction frame (9) bottom,It is good with repairing effect,It is convenient to construct,Can be be constructed on soft soil foundation the advantages of.
Description
Technical field
Terrace is reinforced the present invention relates to structure foundation and repairs field, especially for terraces such as depot establishment thing and roads
Terrace on a kind of soft soil foundation that differential settlement is deformed and proposed by the problem of soft soil foundation causes to settle further intensification
Lift the method and its lift structure of leveling reparation.
Background technology
With the fast development of China's modern logistics industry, various large cargo warehouses are also increasing, but most of storehouse
Warehouse storehouse build in banket or soft soil foundation on, because profession amount is big, its store interior often banks up excessive goods and materials, right
Foundation load is larger, so the problem of terrace differential settlement often occurs in storage interior of building, causes indoor ground
" matrix " or " pot shape " is presented in face, or even part storage building central point maximum settlement reaches 50cm, and terrace is uneven
Sedimentation continues to deepen.The differential settlement of terrace more brings potential safety hazard while warehouse normal use is had a strong impact on.
Reinforce or repair for building terrace foundation, difficulty is larger in specific design or construction.Existing processing method
Typically there are two kinds：When by original place level ground concrete and its under cover bed course remove, again lay bed course, pour and smash terrace concrete, support
It could be used after shield certain time.But this method fails to tackle the problem at its root, under the effect of later stage cargo load, after work
Settlement Control difficulty is big, while building waste is produced in work progress, does not save, not environmentally.Second, remove terrace concrete and
Cover bed course under it, and after being reinforced to ground using the method for the composite foundations such as mixing pile, rotary churning pile, then terrace is done again.
This method equally exists the problems such as cost height, long construction period.In addition, if the soil layer below terrace is Soft Soil
Layer, it can not provide enough support forces to reinforce terrace, and difficulty of construction increases, also results in later stage use and continue to settle.
Therefore, there is an urgent need to a kind of economic, quick, energy-conservation green reparation for the logistics warehouse of numerous " in spite of illness " operation work
Construction technique method.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of repairing effect is good, construction is convenient, can be on soft soil foundation
The method and its lift structure of terrace lifting leveling reparation on the soft soil foundation of construction.
In order to solve the above-mentioned technical problem, the invention provides a kind of side of terrace lifting leveling reparation on soft soil foundation
Method, it is characterised in that comprise the following steps：
Step 1, be drilled with lifting hole at terrace at least one, make concrete bed in the range of each lifting hole and its around
Terrace separates and taken out standby to treat；
Step 2, the reinforcing pile in weak soil basic unit, the reinforcing under insertion terrace are drilled with straight down in each lifting hole
The hard stratum that stake lower end is extended under weak soil basic unit；
Step 3, more anchor poles are implanted into the terrace around each lifting hole, lifting reaction frame is fixed on anchor pole top
Portion, each concrete bed is placed at the top of the reinforcing pile in corresponding lifting hole, jack is then arranged in concrete bed
Under top and lifting reaction frame；
Step 4, start each jack, jack is supported on concrete bed and jack up lifting reaction frame, lifting is anti-
Power frame drives the terrace that anchor pole lifting is connected with anchor pole, and terrace raises and forms space between weak soil basic unit；
Step 5, filling hole is drilled with around the lifting hole, will at least contain concrete or foamed cement by filling hole
Space between light soil or the packing material of cement mortar injection terrace and weak soil basic unit, treat that the packing material solidification reaches
Jack, anchor pole and lifting reaction frame are removed after intensity requirement.
It is preferred that in the step 2, the reinforcing pile is first erected by weak soil basic unit of the boring machine under lifting hole
Straight drilling is to hard stratum under terrace downwards, and then the concrete perfusion in hole, forms the reinforcing pile after concrete setting.
It is preferred that in the step 2, the reinforcing pile is to squeeze into Soft Soil under lifting hole by static pile press
Steel-pipe pile in layer.
It is preferred that in the step 3, also terrace do not arranged on the place of sedimentation total powerstation or spirit level with
And locating rod is installed at the top of lifting reaction frame；
It is very heavy on different lifting holes according to the sedimentation depth of terrace everywhere when starting jack in the step 4
Top lifting terrace monitors all locating rod tops in same elevation, so that really to corresponding height by total powerstation or spirit level
Whole terrace is protected to be thus lifted in same level.
It is preferred that in the step 4, during lifting jack, on the most deep lifting hole of first lifting sedimentation depth
Jack, after the jack on the more shallow lifting hole of lifting sedimentation depth successively.
It is preferred that in the step 3, when being implanted into anchor pole, the terrace near lifting hole drills out multiple apertures,
More finish rolling deformed bars are implanted into aperture by the use of epoxy type injecting type anchoring adhesive and are used as anchor pole.
It is preferred that in addition to step 6, lifting hole and filling hole side wall in the middle part of paste a ring shape water-swellable
Sealing rod, all filling holes and lifting hole are poured with C40 expansive concretes.
Present invention also offers a kind of lift structure for terrace lifting leveling on soft soil foundation, it is characterised in that：Bag
Include the terrace for being drilled with multiple lifting holes, concrete bed, more anchor poles in the terrace around each lifting hole of implantation, lifting
Reaction frame, jack and reinforcing pile for jacking up lifting reaction frame, it is described to lift anchor around reaction frame and each lifting hole
Bar is fixedly connected, and is weak soil basic unit under the terrace, is hard stratum under weak soil basic unit, the reinforcing pile is drilled with vertically to be carried in each
Rise in the weak soil basic unit under hole and extend to hard stratum, be placed with concrete bed at the top of each reinforcing pile, jack is supported in
At the top of each concrete bed and it is butted on lifting reaction frame bottom.
It is preferred that in addition to located at the locating rod lifted on reaction frame and for monitoring locating rod overhead height
Total powerstation or spirit level.
It is preferred that the terrace near the lifting hole is drilled with multiple apertures, finish rolling deformed bar passes through epoxy
Anchor pole is used as in type injecting type anchoring adhesive implantation aperture.
Compared with prior art, the method for terrace lifting leveling reparation and its lift structure have on soft soil foundation of the present invention
Following beneficial effect：
(1) without removing, destroy terrace, but original concrete floor is made full use of, drawn high after terrace with least containing
Space under concrete or foamed cement light soil or the packing material of cement mortar filling terrace and terrace between soil layer, is produced
Engineering construction rubbish greatly reduce, also save cleaning building waste expense and the time；Due to remaining original terrace, from
And the concrete needed for the original terrace of filling is saved, reach the purpose of environmental protection and section material.
(2) lift structure simple structure needed for, install, arrange convenient, flexible, no matter place is broad or narrow can apply
Work, strong adaptability；Construction safety is convenient, can be applied to the foundation underpinning of new and old building thing foundation stabilization, noiseless, nothing during construction
Vibration, and project treatment can be carried out in the case where not stopping production and not moving, low engineering cost, effective accelerating construction progress,
Comprehensive benefit is obvious.
(3) for area is larger, the terrace that differs of sedimentation depth, by the locating rod at the top of lifting reaction frame and complete
The hoisting depth of instrument (or spirit level) of standing monitoring terrace jack everywhere, effectively avoid because sedimentation depth difference causes to be difficult to control
The height of terrace lifting, ensures terrace being promoted to same level everywhere, the flatness after terrace lifting is effectively controlled, to fill out
Good basis is laid in flat reparation.At present, used in the projects under construction such as Wuhan, Shanghai, Zhejiang, maximum single lifting area reaches
10000-12000m2, obvious economic, engineering construction quality is higher.
(4) present invention extends to the reinforcing pile of hard stratum by being drilled with the weak soil basic unit under lifting hole, forms stake soil
Composite foundation, jack can be to jack up lifting reaction frame so as to draw high terrace based on it, avoiding weak soil basic unit can not be
Construction provides the defects of enough support forces, also avoids directly raising when flat lifting causes terrace in later stage use in weak soil basic unit and sinks
Drop, considerably increases the integral rigidity of ground, can efficiently control the sedimentation in later stage.
Brief description of the drawings
With reference to the accompanying drawings and detailed description, the present invention is described in further detail：
Fig. 1 is structural representation when lift structure of the present invention lifts terrace.
Fig. 2 is the construction schematic diagram of the embodiment of the present invention 2.
Fig. 3 is the structural representation after terrace is repaired.
Fig. 4 is the arrangement schematic diagram of filling hole and lifting hole.
Reference：
1-- lifting holes, 2-- fillings hole, 4-- spaces, 5-- terraces, 6-- anchor poles, 7-- concrete beds, 8-- jack,
9-- lifts reaction frame, 10-- locating rods, 12-- total powerstations, 13-- water expandable waterstops, 14-- sealing of hole concretes, 15-- filling materials
Material, 16-- reinforcing piles, warehouse -- 20, weak soil basic unit -- 21, hard stratum -- 22, lift structure -- 100.
Embodiment
Below by embodiment, and with reference to accompanying drawing, technical scheme is further described.
Embodiment 1
The method for present embodiments providing terrace lifting leveling reparation on a kind of soft soil foundation, referring to Fig. 1, due to terrace 5
Be weak soil basic unit 21 down, and weak soil basic unit 21 times is hard stratum (as shown in Figure 2), the present invention make full use of hard stratum with repair because
Sink caused by weak soil basic unit 21 under terrace 5, meet the requirement of flatness, this method specifically includes following steps 1~6：
Step 1, lifting hole 1 is drilled with terrace 5 at least one, makes concrete bed 7 in the range of each lifting hole 1 and its
Surrounding terrace 5 separate and take out it is standby to treat, the later stage of concrete bed 7 can as the support base of jack 8 (as detailed below),
Lifting hole 1 is preferably drilled with using geological drilling rig.
Step 2, the reinforcing pile 16 being drilled with straight down in each lifting hole 1 in 5 times weak soil basic units 21 of insertion terrace, institute
The hard stratum 22 that the lower end of reinforcing pile 16 is extended under weak soil basic unit 21 is stated, upper end is exposed in weak soil basic unit 21.The reinforcing pile 16
It can be realized by 2 kinds of modes, first, first being carried by boring machine (such as geological prospecting rig, electric drill, Buddha's warrior attendant head twist bit)
Hard stratum 22 under the weak soil basic unit 21 under hole 1 drills to terrace straight down is risen, C40 concrete is then irrigated in hole, waits to mix
The reinforcing pile 16 is formed after solidifying soil solidification；Second, steel-pipe pile is squeezed into by 1 time weak soil basic unit 21 of lifting hole by static pile press
In, steel-pipe pile is reinforcing pile 16.
Step 3, the symmetrical aperture for drilling out four diameters and being more than 20mm of the terrace 5 near lifting hole 1, is injected with epoxy type
Formula anchoring adhesive is implanted into the finish rolling deformed bar of four (not limited to this quantity) a diameter of 20mm (not limited to this size) in aperture
It is so as to be implanted into four (not limited to this quantity) anchor poles 6 in the terrace 5 around each lifting hole 1, lifting is anti-as anchor pole 6
Power frame 9 is fastened in the top of anchor pole 6, and concrete bed 7 is placed in into the top of reinforcing pile 16, by jack 8 (can be mechanic jacks or
Hydraulic jack) it is arranged under the top of concrete bed 7 and lifting reaction frame 9.The anchor pole 6 is implanted into the depth in terrace 5
For 15-20cm, the height for exposing the upper part of terrace 5 is 40-70cm (not limited to this height).
Step 4, start each jack 8, jack 8 is supported on concrete bed 7 and jack up lifting reaction frame 9, carry
Rising reaction frame 9 drives anchor pole 6 to lift the terrace 5 being connected with anchor pole 6, and terrace 5 raises and forms space between weak soil basic unit 21
4, its structure is as shown in Figure 1.During lifting jack 8, according to the sedimentation depth of terrace 5, the jack 8 on lifting hole 1 lifts ground
Level ground 5 is to corresponding height.
Step 5, filling hole 2 (as shown in Figure 4) is drilled with around the lifting hole 1, will be at least containing mixed by filling hole 2
Solidifying soil or foamed cement light soil or the packing material of cement mortar 15 inject terrace 5 and the space 4 of weak soil basic unit 21, treat described
The solidification of packing material 15 removes jack 8, anchor pole 6 and lifting reaction frame 9 after reaching intensity requirement.
Step 6, a ring shape water expandable waterstop 13 is pasted in the middle part of lifting hole 1 and the filling side wall of hole 2, is mended with C40
Repay shrinkage concrete and pour all lifting holes 1 and filling hole 2, form sealing of hole concrete 14 in original filling hole 2 and lifting hole 1, it is tied
Structure is as shown in Figure 3.
To realize the above method, the present embodiment additionally provides a kind of lifting knot of terrace lifting leveling reparation on soft soil foundation
In structure 100, including the terrace 5 being drilled with around the terrace 5, concrete bed 7, each lifting hole 1 of implantation of multiple lifting holes 1
(terrace 5 near lifting hole 1 is symmetrically drilled with multiple apertures to more anchor poles 6, and finish rolling deformed bar is planted by epoxy type injecting type
Muscle glue implantation aperture in as anchor pole 6), lifting reaction frame 9, for jack up lifted reaction frame 9 jack 8 and reinforcing pile
16, the lifting reaction frame 9 is fixedly connected with each surrounding anchor pole 6 of lifting hole 1, and the terrace is for 5 times weak soil basic unit 21, weak soil
Basic unit 21 times is hard stratum 22, and the reinforcing pile 16 is drilled with the weak soil basic unit 21 under each lifting hole 1 and extended to vertically
Hard stratum 22, the top of each reinforcing pile 16 are placed with concrete bed 7, jack 8 be supported in each top of concrete bed 7 and
It is butted on lifting reaction frame 9 bottom.During lifting jack 8, jack 8, which is supported on concrete bed 7, jacks up lifting reaction frame 9,
Lifting reaction frame 9 drives anchor pole 6 to lift terrace 5.
Embodiment 2
As shown in Fig. 2 when warehouse 20 and its under terrace 5 area it is larger when, the sedimentation depth of large area terrace 5 is uneven
Even, in the shallow pot shape in middle deep edge, it is necessary to which more lift structures 100 cooperate, leveling difficulty is bigger, in embodiment 1
On the basis of, the present embodiment additionally provides the method that large area terrace is repaired in lifting leveling, specifically includes following steps 1~6：
Step 1, be uniformly drilled with many places lifting hole 1 in terrace 5, make concrete bed 7 in the range of lifting hole 1 and its around
Terrace 5 is separated and taken out stand-by.Lifting hole 1 is preferably square or equilateral triangle is arranged on terrace 5, as shown in figure 4,
Spacing is 2-5m.
Step 2, the reinforcing pile 16 being drilled with straight down in each lifting hole 1 in 5 times weak soil basic units 21 of insertion terrace, institute
The hard stratum 22 that the lower end of reinforcing pile 16 is extended under weak soil basic unit 21 is stated, upper end is exposed in weak soil basic unit 21.The reinforcing pile 16
It can be realized by 2 kinds of modes, first, first being carried by boring machine (such as geological prospecting rig, electric drill, Buddha's warrior attendant head twist bit)
Hard stratum 22 under the weak soil basic unit 21 under hole 1 drills to terrace straight down is risen, C40 concrete is then irrigated in hole, waits to mix
The reinforcing pile 16 is formed after solidifying soil solidification；Second, steel-pipe pile is squeezed into by 1 time weak soil basic unit 21 of lifting hole by static pile press
In, steel-pipe pile is reinforcing pile 16.
Step 3, the symmetrical aperture for drilling out four diameters and being more than 20mm of the terrace 5 near lifting hole 1, is injected with epoxy type
Formula anchoring adhesive is implanted into the finish rolling deformed bar of four (not limited to this quantity) a diameter of 20mm (not limited to this size) in aperture
It is so as to be implanted into four (not limited to this quantity) anchor poles 6 in the terrace 5 around each lifting hole 1, lifting is anti-as anchor pole 6
Power frame 9 is fastened in the top of anchor pole 6, and concrete bed 7 is placed in into the top of reinforcing pile 16, jack 8 then is arranged in into concrete
Under the top of base 7 and lifting reaction frame 9, in the top installation locating rod 10 of lifting reaction frame 9, do not settled in terrace 5 on place
Arrange total powerstation 12 (or spirit level), with will pass through total powerstation 12 (or spirit level) monitor the top of all locating rods 10 whether
Same elevation.The depth that the anchor pole 6 is implanted into terrace 5 is 15-20cm, and the height for exposing the upper part of terrace 5 is 40-70cm
(not limited to this height).
Step 4, start each jack 8, jack 8 is supported on concrete bed 7 and jack up lifting reaction frame 9, carry
Rising reaction frame 9 drives anchor pole 6 to lift the terrace 5 being connected with anchor pole 6, and terrace 5 raises and space 4 is formed between weak soil basic unit 3,
All tops of locating rod 10 are monitored in same elevation by total powerstation 12 (or spirit level), so that it is guaranteed that whole terrace 5 is elevated
Onto same level, referring to shown in Fig. 1 and Fig. 2.During lifting jack 8, according to the sedimentation depth of terrace 5 everywhere, first lifted
Settle the jack 8 on the most deep lifting hole 1 of depth, after the jack 8 on the more shallow lifting hole 1 of lifting sedimentation depth successively,
Settle the jack 8 on the different lifting hole 1 of depth and lift terrace 5 to corresponding height.
Step 5, filling hole 2 is drilled with around the lifting hole 1, will at least contain concrete or foam by filling hole 2
Cement light soil or the packing material 15 of cement mortar inject terrace 5 and the space 4 of weak soil basic unit 3, treat the packing material 15
Solidification reaches intensity requirement (being preferably the 80% of design strength) and removes jack 8, anchor pole 6 and lifting reaction frame 9 afterwards.
Step 6, a ring shape water expandable waterstop 13 is pasted in the middle part of lifting hole 1 and the filling side wall of hole 2, is mended with C40
Repay shrinkage concrete and pour all filling holes 2 and lifting hole 1, form sealing of hole concrete 14 in original filling hole 2 and lifting hole 1, it is tied
Structure is as shown in Figure 3.
To realize the above method, the present embodiment additionally provides a kind of lifting knot of terrace lifting leveling reparation on soft soil foundation
In structure 100, including the terrace 5 being drilled with around the terrace 5, concrete bed 7, each lifting hole 1 of implantation of multiple lifting holes 1
(terrace 5 near lifting hole 1 is symmetrically drilled with multiple apertures to more anchor poles 6, and finish rolling deformed bar is planted by epoxy type injecting type
As anchor pole 6 in muscle glue implantation aperture), lifting reaction frame 9, for jack up lifted the jack 8 of reaction frame 9, reinforcing pile 16 with
And for monitoring the total powerstation 12 (or spirit level) of the overhead height of locating rod 10, the lifting reaction frame 9 and each lifting hole 1 week
Enclose anchor pole 6 to be fixedly connected, the terrace is for 5 times weak soil basic unit 21, and weak soil basic unit 21 times is hard stratum 22, and the reinforcing pile 16 is perpendicular
Directly it is drilled with the weak soil basic unit 21 under each lifting hole 1 and extends to hard stratum 22, each top of reinforcing pile 16 is placed with mixed
Native base 7 is coagulated, jack 8 is supported in each top of concrete bed 7 and is butted on lifting reaction frame 9 bottom.The total powerstation 12
On the part that (or spirit level) is not settled located at terrace 5, during lifting jack 8, jack 8 is supported on concrete bed 7
Lifting reaction frame 9 is jacked up, lifting reaction frame 9 drives anchor pole 6 to lift terrace 5, is monitored by total powerstation 12 (or spirit level) each
The top of locating rod 10 of lift structure 100 is in same elevation so that each jack 8 lifts terrace 5 to same level.
Claims (10)
1. a kind of method of terrace lifting leveling reparation on soft soil foundation, it is characterised in that comprise the following steps：
Step 1, lifting hole (1) is drilled with terrace (5) at least one, makes the concrete bed (7) in the range of each lifting hole (1)
Separate and take out standby to treat with terrace around it (5)；
Step 2, it is drilled with the reinforcing pile under insertion terrace (5) in weak soil basic unit (21) straight down in each lifting hole (1)
(16) hard stratum (22) that, reinforcing pile (16) lower end is extended under weak soil basic unit (21)；
Step 3, more anchor poles (6) of implantation in the terrace (5) around each lifting hole (1), lifting reaction frame (9) is fixed on
At the top of anchor pole (6), each concrete bed (7) is placed at the top of the reinforcing pile (16) in corresponding lifting hole (1), then will be very heavy
Top (8) is arranged at the top of concrete bed (7) and under lifting reaction frame (9)；
Step 4, start each jack (8), jack (8) is supported on concrete bed (7) and jack up lifting reaction frame
(9) terrace (5) that reaction frame (9) drives anchor pole (6) lifting to be connected with anchor pole (6), terrace (5) rise and and Soft Soil, are lifted
Space (4) are formed between layer (21)；
Step 5, filling hole (2) is drilled with around the lifting hole (1), will at least contain concrete or bubble by filling hole (2)
Space (4) between foam cement light soil or packing material (15) the injection terrace (5) of cement mortar and weak soil basic unit (21), is treated
Packing material (15) solidification removes jack (8), anchor pole (6) and lifting reaction frame (9) after reaching intensity requirement.
2. the method for terrace lifting leveling reparation on a kind of soft soil foundation according to claim 1, it is characterised in that：It is described
In step 2, the reinforcing pile (16) is first drilled to ground straight down by weak soil basic unit (21) of the boring machine under lifting hole (1)
Hard stratum (22) under level ground, then the concrete perfusion in hole, forms the reinforcing pile (16) after concrete setting.
3. the method for terrace lifting leveling reparation on a kind of soft soil foundation according to claim 1, it is characterised in that：It is described
In step 2, the reinforcing pile (16) is that the steel-pipe pile under lifting hole (1) in weak soil basic unit (21) is squeezed into by static pile press.
4. the method for terrace lifting leveling reparation on a kind of soft soil foundation according to claim 1, it is characterised in that：Institute
State in step 3, also do not arrange total powerstation (12) or spirit level on the place of sedimentation and in lifting reaction frame (9) in terrace (5)
Top installation locating rod (10)；
In the step 4, when starting jack (8), according to the sedimentation depth of terrace (5) everywhere, on different lifting holes (1)
Jack (8) lifting terrace (5) monitors all locating rod (10) tops to corresponding height by total powerstation (12) or spirit level
In same elevation, so that it is guaranteed that whole terrace (5) is thus lifted in same level.
5. the method for terrace lifting leveling reparation on a kind of soft soil foundation according to claim 4, it is characterised in that：Institute
State in step 4, during lifting jack (8), the jack (8) on the most deep lifting hole (1) of first lifting sedimentation depth, after carry successively
Heave the jack (8) on the more shallow lifting hole (1) of drawdown degree.
6. the method for terrace lifting leveling reparation on a kind of soft soil foundation according to Claims 1 to 5 any one, it is special
Sign is：In the step 3, when being implanted into anchor pole (6), multiple apertures are drilled out in the terrace (5) of lifting hole (1) nearby, use ring
Oxygen type injecting type anchoring adhesive is implanted into more finish rolling deformed bars as anchor pole (6) in aperture.
7. the method for terrace lifting leveling reparation on a kind of soft soil foundation according to Claims 1 to 5 any one, it is special
Sign is：Also include step 6, paste a ring shape water expandable waterstop in the middle part of lifting hole (1) and filling hole (2) side wall
(13) all fillings hole (2) and lifting hole (1), are poured with C40 expansive concretes.
A kind of 8. lift structure for terrace lifting leveling on soft soil foundation, it is characterised in that：Including being drilled with multiple liftings
The terrace (5) in hole (1), concrete bed (7), more anchor poles (6) in the terrace (5) around each lifting hole (1) of implantation, carry
Rise reaction frame (9), jack (8) and reinforcing pile (16) for jacking up lifting reaction frame (9), the lifting reaction frame (9)
It is fixedly connected with each lifting hole (1) surrounding anchor pole (6), is weak soil basic unit (21) under the terrace (5), under weak soil basic unit (21)
For hard stratum (22), the reinforcing pile (16) is drilled with the weak soil basic unit (21) under each lifting hole (1) and extended to vertically
Hard stratum (23), each reinforcing pile (16) top are placed with concrete bed (7), and jack (8) is supported in each concrete bottom
Seat (7) at the top of and be butted on lifting reaction frame (9) bottom.
A kind of 9. lift structure for terrace lifting leveling on soft soil foundation according to claim 8, it is characterised in that：
Also include the locating rod (10) on lifting reaction frame (9) and the total powerstation for monitoring locating rod (10) overhead height
Or spirit level (12).
10. a kind of lift structure for terrace lifting leveling on soft soil foundation according to claim 8 or claim 9, its feature
It is：Multiple apertures are drilled with the terrace (5) of the lifting hole (1) nearby, finish rolling deformed bar is planted by epoxy type injecting type
Anchor pole (6) is used as in muscle glue implantation aperture.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510505431.8A CN105133851B (en) | 2015-08-18 | 2015-08-18 | The method and its lift structure of terrace lifting leveling reparation on a kind of soft soil foundation |
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| CN201510505431.8A CN105133851B (en) | 2015-08-18 | 2015-08-18 | The method and its lift structure of terrace lifting leveling reparation on a kind of soft soil foundation |
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| CN105133851B true CN105133851B (en) | 2017-12-12 |
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| CN108330762A (en) * | 2018-01-31 | 2018-07-27 | 山东建筑大学 | A kind of structural adjustment system and method for the reply backfilled roadbed supported sedimentation of super thick |
| CN111851611A (en) * | 2020-07-31 | 2020-10-30 | 华东交通大学 | Application of spiral square pipe pile in preventing and treating foundation settlement and construction method thereof |
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|---|---|---|---|---|
| CN1182818A (en) * | 1997-07-23 | 1998-05-27 | 夏强 | Pre-applied reverse-force closing-pile construction method and load-applying device |
| JP2000297539A (en) * | 1999-04-15 | 2000-10-24 | Inax Corp | Repair construction method for floating part of wall or the like |
| CN1764758A (en) * | 2003-04-07 | 2006-04-26 | 卞沆龙 | Repair and reinforcement system of existing structure using reaction force of pressurizing means and method thereof |
| CN204899278U (en) * | 2015-08-18 | 2015-12-23 | 深圳市苏勘岩土工程有限公司 | A promote structure that is used for on soft soil foundation terrace to promote leveling |
-
2015
- 2015-08-18 CN CN201510505431.8A patent/CN105133851B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1182818A (en) * | 1997-07-23 | 1998-05-27 | 夏强 | Pre-applied reverse-force closing-pile construction method and load-applying device |
| JP2000297539A (en) * | 1999-04-15 | 2000-10-24 | Inax Corp | Repair construction method for floating part of wall or the like |
| CN1764758A (en) * | 2003-04-07 | 2006-04-26 | 卞沆龙 | Repair and reinforcement system of existing structure using reaction force of pressurizing means and method thereof |
| CN204899278U (en) * | 2015-08-18 | 2015-12-23 | 深圳市苏勘岩土工程有限公司 | A promote structure that is used for on soft soil foundation terrace to promote leveling |
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| CN105133851A (en) | 2015-12-09 |
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