CN206752458U - A kind of new uplift pile of superelevation anti-pulling capacity - Google Patents
A kind of new uplift pile of superelevation anti-pulling capacity Download PDFInfo
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- CN206752458U CN206752458U CN201720278201.7U CN201720278201U CN206752458U CN 206752458 U CN206752458 U CN 206752458U CN 201720278201 U CN201720278201 U CN 201720278201U CN 206752458 U CN206752458 U CN 206752458U
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Abstract
The utility model belongs to uplift pile technical field, discloses a kind of new uplift pile of superelevation anti-pulling capacity, there is pore-forming difficulty for solving the problems, such as existing diameter-variable pile.The new uplift pile of superelevation anti-pulling capacity of the present utility model, including the anchor structure being embedded in soil body pore-forming, concrete layer is filled between the inside of the anchor structure and anchor structure and soil body pore-forming, the concrete layer includes the first concrete layer and the second concrete layer being arranged alternately from bottom to up, the trapezoidal shape in longitudinal cross-section of first concrete layer, the size of the first concrete layer upper end are less than the size of lower end；The rectangular shape in longitudinal cross-section of second concrete layer.The breakout capacity of uplift pile of the present utility model is 1.5 2.5 times of existing uplift pile, under similarity condition, the quantity of uplift pile can be reduced, so as to shorten construction period and construction cost.
Description
Technical field
The utility model belongs to uplift pile technical field, and in particular to a kind of new uplift pile of superelevation anti-pulling capacity.
Background technology
Uplift pile is also referred to as anti-floating pile, refers to architectural engineering underground structure.If in the portion less than Soil Surrounding water level
During position, in order to offset soil reclaimed water to buoyancy caused by structure.The main function mechanism of uplift pile is by pile body and soil layer
Frictional force resists axial tension.Such as anchoring pile, anti-floating pile, the stake for bearing vertically pulling-resistant power are referred to as uplift pile.
Uplift pile is widely used in big basement anti-floating, towering buildings or structures resistance to plucking, tidal quay platform, suspension bridge
Rock anchorage base with cable-stayed bridge, rock anchorage base in the pile foundation and dead load test pile of Large Ship Dock bottom plate etc..In level of ground water
Higher area, when superstructure loading can not balance buoyancy force of underground water, the entirety of structure or it is local will by
The effect of buoyancy.If the basement structure of underground tank, building, the biochemistry pool etc. of sewage treatment plant must be provided with resistance to plucking
Stake.
In order to improve the breakout capacity of uplift pile, have in the prior art in the form of enlarged footing to improve resistance to plucking dress
Breakout capacity, such as Application No. 201520733101.X utility model patent disclose a kind of uplift pile, including pile body, stake
Body is formed by connecting by some sections of pile bodies that sectional area becomes big successively from top to bottom, and the junction of U.S. two adjacent pile bodies forms platform
Rank portion, the both ends of pile body are fixed with some attaching nuts, are provided with some dowels in pile body, the both ends of dowel respectively with pile body
The attaching nut at both ends be fixedly connected；The cross section of pile body is square, H-shaped, triangle, circle, hexagon or octagonal；Position
The sectional area of the cross section turned round at the top of pile body and the pile body positioned at pile body bottom is 1:4-10, residing for the surface of stage portion
Plane it is vertical with the axis of pile body, the height of each pile body is identical.
But existing reducing uplift pile there are problems that it is as follows, because pile body is become larger under upper in itself, stake holes
Aperture be also with becoming larger under upper, there is the problem of pore-forming difficulty when soft foundation is run into；Simultaneously
The stake holes of multiple step surfaces further increases the difficulty of pore-forming.
Utility model content
The utility model provides a kind of superelevation resistance to plucking and held to solve the problems, such as existing diameter-variable pile there is pore-forming difficulty
The new uplift pile of power is carried, breakout capacity is 1.5-2.5 times of existing uplift pile；Have simultaneously compared to existing reducing uplift pile
There is the characteristics of pore-forming is easy.
To solve technical problem, technical scheme is used by the utility model：
A kind of new uplift pile of superelevation anti-pulling capacity, including the anchor structure being embedded in soil body pore-forming, the anchor
Concrete layer is filled between the inside of bar structure and anchor structure and soil body pore-forming, the concrete layer is included from bottom to up
The first concrete layer and the second concrete layer being arranged alternately, the trapezoidal shape in longitudinal cross-section of first concrete layer are described
The size of first concrete layer upper end is less than the size of lower end；The rectangular shape in longitudinal cross-section of second concrete layer.
The slope ratio of first concrete layer is 0.5-0.75：1.
One first concrete layer is set every 4-6m along the length direction of concrete layer.
A diameter of 0.8-1.2m of second concrete layer, a diameter of 1.5- of the lower surface of first concrete layer
2.2m。
The anchor structure includes fixed support, and the support bracket fastened periphery is evenly arranged with least two anchor bar steels
Muscle, the periphery of the anchor pole reinforcing bar are arranged with steel reinforcement cage.
The fixed support is formed by binding reinforcing bars.
Compared with prior art, the utility model has the advantages that：
The new uplift pile of superelevation anti-pulling capacity provided by the utility model, including the anchor pole being embedded in soil body pore-forming
Structure, concrete layer, the concrete layer are filled between the inside of the anchor structure and anchor structure and soil body pore-forming
Including the first concrete layer and the second concrete layer being arranged alternately from bottom to up, the longitudinal cross-section of first concrete layer is in
Trapezoidal shape, the size of the first concrete layer upper end are less than the size of lower end；The longitudinal cross-section of second concrete layer is in
It is rectangular-shaped.The utility model is by designing the trapezoidal enlarged footing in longitudinal cross-section (the first concrete layer), and the chi of enlarged footing
Very little design, there is the characteristics of being easy to shaping compared to existing enlarged footing, while also reduce the difficulty of construction.
The breakout capacity of uplift pile of the present utility model simultaneously is 1.5-2.5 times of existing uplift pile, under similarity condition,
The quantity of uplift pile can be reduced, so as to shorten construction period and construction cost.
Anchor structure of the present utility model, not only increase the adhesion (anchor force) between anchor structure and the soil body；No
The adhesion by increasing the length of anchor pole to increase between anchor structure and the soil body is needed, shortens the length of anchor pole, is saved
The cost of manufacture.It it also avoid because anchor structure is due to the feelings of the stress concentration caused by length increase on length direction
Condition.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the cross-sectional structure schematic diagram of anchor structure of the present utility model；
Marked in figure：1st, the soil body, 2, anchor structure, the 3, first concrete layer, the 4, second concrete layer, 5, fixed support,
6th, anchor pole reinforcing bar, 7, steel reinforcement cage.
Embodiment
With reference to embodiment, the utility model will be further described, and described embodiment is only that this practicality is new
Type part of the embodiment, it is not whole embodiments.Based on the embodiment in the utility model, the ordinary skill people of this area
Other embodiments used that member is obtained under the premise of creative work is not made, belong to protection model of the present utility model
Enclose.
With reference to accompanying drawing, the new uplift pile of superelevation anti-pulling capacity provided by the utility model, including be embedded in the soil body into
Anchor structure 2 in hole, concrete layer is filled between the inside of the anchor structure 2 and anchor structure 2 and soil body pore-forming,
The concrete layer includes the first concrete layer 3 and the second concrete layer 4 being arranged alternately from bottom to up, first concrete
The trapezoidal shape in longitudinal cross-section of layer 3, the size of the upper end of the first concrete layer 3 are less than the size of lower end；Second coagulation
The rectangular shape in longitudinal cross-section of soil layer 4.
As a kind of preferable mode of the utility model, the slope ratio of first concrete layer 3 is 0.5-0.75：1.
One first concrete layer 3 is set every 4-6m along the length direction of concrete layer.
A diameter of 0.8-1.2m of second concrete layer 4, the lower surface of first concrete layer 3 it is a diameter of
1.5-2.2m, the height of the first concrete layer 3 is typically in 1-2m.
The utility model is by designing the trapezoidal enlarged footing in longitudinal cross-section (the first concrete layer), and the chi of enlarged footing
Very little design, there is the characteristics of being easy to shaping compared to existing enlarged footing, while also reduce the difficulty of construction.
The breakout capacity of uplift pile of the present utility model simultaneously is 1.5-2.5 times of existing uplift pile, under similarity condition,
The quantity of uplift pile can be reduced, so as to shorten construction period and construction cost, by adjusting, the utility model can save work
Journey cost 50-80%.
The utility model can carry out rotary digging reaming during construction in the soil body 1 by the way of rotary digging, so as to
Larger-size first concrete layer 3 is formed after being cast.
As a kind of preferable mode of the utility model, the anchor structure 2 includes fixed support 2, the fixed support 2
Periphery be evenly arranged with least two anchor pole reinforcing bars 6, the periphery of the anchor pole reinforcing bar 6 is arranged with steel reinforcement cage 7；It is used as this practicality
A kind of new preferable mode, the fixed support 5 are also to be formed by binding reinforcing bars.Anchor structure of the present utility model, no
It increase only the adhesion (anchor force) between anchor structure 2 and the soil body 1；Anchor need not be increased by increasing the length of anchor pole
Adhesion between bar structure and the soil body, the length of anchor pole is shortened, saved the cost of manufacture.It it also avoid because anchor pole knot
Structure is due to the situation of the stress concentration caused by length increase on length direction.
Refer to the attached drawing 1, the anchor structure of the present utility model on the soil body 1 are embedded into the sole plate of building
On.
Embodiment one
The new uplift pile of the superelevation anti-pulling capacity of the present embodiment, including the anchor structure being embedded in soil body pore-forming,
Be filled with concrete layer between the inside of the anchor structure and anchor structure and soil body pore-forming, the concrete layer include from
Under supreme the first concrete layer and the second concrete layer being arranged alternately, the longitudinal cross-section of first concrete layer is trapezoidal
Shape, the size of the first concrete layer upper end are less than the size of lower end；The longitudinal cross-section of second concrete layer is rectangular
Shape.
Embodiment two
The new uplift pile of the superelevation anti-pulling capacity of the present embodiment, including the anchor structure being embedded in soil body pore-forming,
Be filled with concrete layer between the inside of the anchor structure and anchor structure and soil body pore-forming, the concrete layer include from
Under supreme the first concrete layer and the second concrete layer being arranged alternately, the longitudinal cross-section of first concrete layer is trapezoidal
Shape, the size of the first concrete layer upper end are less than the size of lower end；The longitudinal cross-section of second concrete layer is rectangular
Shape；The slope ratio of first concrete layer is 0.5-0.75：1.
Embodiment three
On the basis of embodiment one or embodiment two, one the is set every 4-6m along the length direction of concrete layer
One concrete layer.
Example IV
On the basis of any of the above-described embodiment, a diameter of 0.8-1.2m of second concrete layer, described first
A diameter of 1.5-2.2m of the lower surface of concrete layer.
Embodiment five
On the basis of any of the above-described embodiment, the anchor structure includes fixed support, described support bracket fastened outer
Enclose and be evenly arranged with least two anchor pole reinforcing bars, the periphery of the anchor pole reinforcing bar is arranged with steel reinforcement cage.
Embodiment six
On the basis of embodiment five, the fixed support is formed by binding reinforcing bars.
Claims (6)
1. a kind of new uplift pile of superelevation anti-pulling capacity, it is characterised in that including the anchor pole knot being embedded in soil body pore-forming
Structure, concrete layer, the concrete layer bag are filled between the inside of the anchor structure and anchor structure and soil body pore-forming
The first concrete layer and the second concrete layer being arranged alternately from bottom to up are included, the longitudinal cross-section of first concrete layer is in ladder
Shape, the size of the first concrete layer upper end are less than the size of lower end；The longitudinal cross-section of second concrete layer is in square
Shape.
2. the new uplift pile of superelevation anti-pulling capacity according to claim 1, it is characterised in that first concrete
The slope ratio of layer is 0.5-0.75：1.
3. the new uplift pile of superelevation anti-pulling capacity according to claim 1, it is characterised in that along concrete layer
Length direction sets one first concrete layer every 4-6m.
4. the new uplift pile of superelevation anti-pulling capacity according to claim 2, it is characterised in that second concrete
The a diameter of 0.8-1.2m, a diameter of 1.5-2.2m of the lower surface of first concrete layer of layer.
5. according to the new uplift pile of any described superelevation anti-pulling capacities of claim 1-4, it is characterised in that the anchor pole
Structure includes fixed support, and the support bracket fastened periphery is evenly arranged with least two anchor pole reinforcing bars, the anchor pole reinforcing bar
Periphery is arranged with steel reinforcement cage.
6. the new uplift pile of superelevation anti-pulling capacity according to claim 5, it is characterised in that the fixed support leads to
Binding reinforcing bars are crossed to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720278201.7U CN206752458U (en) | 2017-03-21 | 2017-03-21 | A kind of new uplift pile of superelevation anti-pulling capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720278201.7U CN206752458U (en) | 2017-03-21 | 2017-03-21 | A kind of new uplift pile of superelevation anti-pulling capacity |
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| CN206752458U true CN206752458U (en) | 2017-12-15 |
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| CN201720278201.7U Active CN206752458U (en) | 2017-03-21 | 2017-03-21 | A kind of new uplift pile of superelevation anti-pulling capacity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396042A (en) * | 2021-12-16 | 2022-04-26 | 黄杰卿 | Construction method of uplift pile in granite area |
-
2017
- 2017-03-21 CN CN201720278201.7U patent/CN206752458U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114396042A (en) * | 2021-12-16 | 2022-04-26 | 黄杰卿 | Construction method of uplift pile in granite area |
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