CN105442592B - A kind of prestressed pipe pile foundation of replaceable screw rod - Google Patents
A kind of prestressed pipe pile foundation of replaceable screw rod Download PDFInfo
- Publication number
- CN105442592B CN105442592B CN201511021030.1A CN201511021030A CN105442592B CN 105442592 B CN105442592 B CN 105442592B CN 201511021030 A CN201511021030 A CN 201511021030A CN 105442592 B CN105442592 B CN 105442592B
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- CN
- China
- Prior art keywords
- inserted block
- block
- hollow cylinder
- strength bolt
- bottom flange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
- E02D5/58—Prestressed concrete piles
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/10—Deep foundations
- E02D27/12—Pile foundations
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/44—Foundations for machines, engines or ordnance
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The present invention relates to a kind of prestressed pipe pile foundations of replaceable screw rod, including hollow cylinder made of reinforced concrete, inner template and exterior sheathing are respectively equipped with inside and outside hollow cylinder, grouting has high-strength concrete between inner template and exterior sheathing, the bottom of inner template is equipped with the prefabricated block to form a circle, the bottom of hollow cylinder is equipped with bottom flange between the prefabricated block and exterior sheathing, bottom flange is equipped with several equally distributed axis holes, the high-strength bolt upwardly extended is passed through in axis hole, it is pierced by hollow cylinder at the top of high-strength bolt and connects superstructure structure, the both sides up and down of bottom flange are equipped with dismountable annular inserted block group.The present invention is equipped with dismountable prefabricated block and annular inserted block group by bottom, the connection of high-strength bolt and bottom flange can be exposed by being implemented without the basic barrel of destruction, construction personnel is set easily to unload high-strength bolt, later maintenance is simple, the sustainability for increasing basis, to extend the service life on basis.
Description
Technical field
The present invention relates to a kind of rigid building lot field, the main mechanical structure using concrete and rigid material is formed
Foundation construction structure, and in particular to a kind of prestressed pipe pile foundation of replaceable screw rod.
Background technology
At present for large-scale or large equipment rack, pylon, including wind-driven generator, wind turbine, power transmission line
The buildings such as street lighting and signal device, bridge pad, business signboard, highway signboard, Ski Lift are all made of scene and take
The concrete foundation support built.
Concrete foundation is internally provided with several high-strength bolts, based on provide connection top tower pretension, if
High-strength bolt damages, and existing without effective method, Construction Party has to abandon entire basis, remakes new replacement
Basis produces a large amount of construction cost.
Invention content
The object of the present invention is to provide a kind of prestressed pipe pile foundations of replaceable screw rod, it is only necessary to which part construction can be real
High-strength bolt is now replaced, construction is simple is at low cost.
The purpose of the present invention is be achieved through the following technical solutions：
A kind of prestressed pipe pile foundation of replaceable screw rod, including hollow cylinder made of reinforced concrete, the sky
Inner template and exterior sheathing are respectively equipped with inside and outside stem body, being in the milk between the inner template and exterior sheathing has high-strength coagulation
Soil, the bottom of the inner template is equipped with prefabricated block, the bottom of the hollow cylinder and positioned at the prefabricated block and exterior sheathing
Between be equipped with bottom flange, the bottom flange is equipped with several equally distributed axis holes, is provided in the axis hole and upwardly extends
High-strength bolt, the top of the high-strength bolt is through hollow cylinder and connects superstructure structure, and up and down the two of the bottom flange
Side is equipped with dismountable annular inserted block group.
Further, the annular inserted block group includes the filling inserted block being staggered and cooperation inserted block, the cooperation inserted block
It is equipped with the groove for fastening the high-strength bolt, the filling inserted block is inserted into the gap between the adjacent cooperation inserted block.
Further, the cooperation inserted block includes mutually matched main inserted block and secondary inserted block, the main inserted block and secondary inserted block
Mating surface be equipped with the arc groove for fastening the high-strength bolt.
Further, the shape of the cooperation inserted block is prismatoid, knob is equipped on its wider side, convenient for construction
Personnel's pull.
Further, the shape of the prefabricated block is annular.
Further, the prefabricated block is made of multiple identical concrete precast blocks, the concrete precast block
Top is equipped with handle, and concrete precast block is lifted convenient for construction personnel.
Further, the inside of the prefabricated block is equipped with the concrete boss for withstanding the prefabricated block.
Further, the top of the hollow cylinder is equipped with inlet port, and the cat ladder extended downwardly is equipped at the inlet port.
Further, the inner space of the hollow cylinder is filled with packeted soil.
Beneficial effects of the present invention are：
1, the present invention is equipped with dismountable prefabricated block and annular inserted block group by bottom, is implemented without the basic cylinder of destruction
Wall can expose the connection of high-strength bolt and bottom flange, so that construction personnel is easily unloaded high-strength bolt, significantly simply
Dismounting technique is changed, later maintenance is simple, increases the sustainability on basis, to increase the service life on basis.
2, the present invention can in advance replace before high-strength bolt reaches design safety service life, and so that basis is had can safeguard
Property, it solves high strength anchor bar in intermediate post-rift reparation problem, increases the service life on basis.
Description of the drawings
Below according to attached drawing, invention is further described in detail.
Fig. 1 is the internal structure chart of the prestressed pipe pile foundation of replaceable screw rod in the embodiment of the present invention 1 or 2；
Fig. 2 is that inserted block and the cooperation matched overlooking structure figure of inserted block are individually filled in the embodiment of the present invention 1；
Fig. 3 is that inserted block and the cooperation matched overlooking structure figure of inserted block are individually filled in the embodiment of the present invention 2.
In figure：
1, hollow cylinder；2, inner template；3, exterior sheathing；4, bottom flange；5, high-strength bolt；6, superstructure structure；7, it mixes
Solidifying soil prefabricated section；8, concrete boss；9, inlet port；10, cat ladder；11, annular inserted block group；12, inserted block is filled；13, cooperation is inserted
Block；14, main inserted block；15, secondary inserted block；16, groove；17, arc groove.
Specific implementation mode
Embodiment 1
As shown in Figure 1, a kind of prestressed pipe pile foundation of replaceable screw rod of the embodiment of the present invention, including by reinforced concrete
The hollow cylinder 1 that soil is formed, in 1 foundation pit located underground of hollow cylinder, as the base foundation of superstructure, hollow cylinder 1
Inside and outside be respectively equipped with inner template 2 and exterior sheathing 3, high-strength concrete, inner template 2 have been poured between inner template 2 and exterior sheathing 3
Bottom be equipped with the prefabricated block that forms a circle, prefabricated block is assemblied to form by multiple concrete precast blocks 7, is formed a circle, often
When secondary repairing high-strength bolt 5, it is only necessary to take out a block concrete prefabricated section 7 of opposite position, simple for process, prefabricated section
The inside of body is equipped with the concrete boss 8 for withstanding prefabricated block, and the top of prefabricated block is equipped with handle, convenient for for being construction personnel
Lift prefabricated block.
The top of hollow cylinder 1 is equipped with inlet port 9, and inlet port 9 is equipped with and renovates, and is equipped with and extends downwardly at inlet port 9
Cat ladder 10 of 8 top of concrete boss apart from foundation bottom 1m or so, the inner space of hollow cylinder 1 are filled with packeted soil, just
It is taken out in construction personnel, and after taking-up, the space in hollow cylinder 1 is very clean, optimizes the working environment of construction personnel.
The bottom of hollow cylinder 1 is equipped with bottom flange 4 between prefabricated block and exterior sheathing 3, and bottom flange 4 is equipped with several
Equally distributed axis hole both passes through a high-strength bolt upwardly extended 5 in each axis hole, and the top of high-strength bolt 5 is pierced by sky
Stem body 1 is simultaneously fixedly connected with superstructure structure 6, and top and the lower part of bottom flange 4 are equipped with dismountable annular inserted block group 11,
The shape of annular inserted block group 11 is identical as bottom flange 4.
As shown in Fig. 2, annular inserted block group 11 includes the filling inserted block 12 being staggered and cooperation inserted block 13, coordinate inserted block 13
It is equipped with the groove 16 for fastening high-strength bolt 5, filling inserted block 12 is inserted into the gap between adjacent cooperation inserted block 13, coordinates inserted block
13 shape is prismatoid, and knob is equipped on its wider side, is convenient for construction personnel's pull.
Embodiment 2
The present embodiment be further improved on the basis of embodiment 1 cooperation inserted block 13 structure, remaining structure with reality
It is identical to apply example 1：
As shown in figure 3, cooperation inserted block 13 includes mutually matched main inserted block 14 and secondary inserted block 15, main inserted block 14 is trapezoidal inserts
Block, secondary inserted block 15 are triangle inserted block, and the arc that the mating surface of main inserted block 14 and secondary inserted block 15 is equipped with fastening high-strength bolt 5 is recessed
Slot 17, arc groove 17 is more shallow relative to the groove 16 in embodiment 1, easy to process, while making main inserted block 14 and secondary inserted block 15
It can expose high-strength bolt 5 in the case where opening very little angle.
Application method is broken the high-strength bolt of top half from the top of hollow cylinder 1 when high-strength bolt 5 is broken
It takes out or flies out, construction personnel takes out earth bag from inlet port 9 and enters, and concrete boss 8, extraction and fracture are reached from cat ladder 10
The corresponding concrete precast block 7 of screw rod, exposes the part of annular inserted block group 11, and extraction filling inserted block 12 opens cooperation inserted block 13
With the fastening of high-strength bolt 5, the connection of detachable remaining high-strength bolt 5 and bottom flange 4 updates new high-strength bolt 5, to
It realizes and replaces high-strength bolt 5.
The present invention is not limited to above-mentioned preferred forms, anyone can show that other are various under the inspiration of the present invention
The product of form, however, make any variation in its shape or structure, it is every that there is skill identical or similar to the present application
Art scheme, is within the scope of the present invention.
Claims (4)
1. a kind of prestressed pipe pile foundation of replaceable screw rod, including hollow cylinder made of reinforced concrete, described hollow
Inner template and exterior sheathing are respectively equipped with inside and outside cylinder, being in the milk between the inner template and exterior sheathing has high-strength concrete,
It is characterized in that：The bottom of the inner template is equipped with prefabricated block, and the shape of the prefabricated block is annular, the prefabricated block
It is made of multiple identical concrete precast blocks, the top of the concrete precast block is equipped with handle；
The bottom of the hollow cylinder and it is equipped with bottom flange between the prefabricated block and exterior sheathing, sets on the bottom flange
There are several equally distributed axis holes, the high-strength bolt upwardly extended is provided in the axis hole, is passed through at the top of the high-strength bolt
It wears hollow cylinder and connects superstructure structure, the both sides up and down of the bottom flange are equipped with dismountable annular inserted block group, ring
The shape of shape inserted block group is identical as bottom flange；
The annular inserted block group includes the filling inserted block that is staggered and cooperation inserted block, the filling inserted block be inserted into it is adjacent described in match
It closes in the gap between inserted block, the shape of the cooperation inserted block is prismatoid, and the cooperation inserted block includes that mutually matched master inserts
The mating surface of block and secondary inserted block, the main inserted block and secondary inserted block is equipped with the arc groove for fastening the high-strength bolt.
2. the prestressed pipe pile foundation of replaceable screw rod according to claim 1, it is characterised in that：The prefabricated block
Inside is equipped with the concrete boss for withstanding the prefabricated block.
3. the prestressed pipe pile foundation of replaceable screw rod according to claim 1, it is characterised in that：The hollow cylinder
Top is equipped with inlet port, and the cat ladder extended downwardly is equipped at the inlet port.
4. the prestressed pipe pile foundation of replaceable screw rod according to claim 1, it is characterised in that：The hollow cylinder
Inner space is filled with packeted soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511021030.1A CN105442592B (en) | 2015-12-30 | 2015-12-30 | A kind of prestressed pipe pile foundation of replaceable screw rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511021030.1A CN105442592B (en) | 2015-12-30 | 2015-12-30 | A kind of prestressed pipe pile foundation of replaceable screw rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105442592A CN105442592A (en) | 2016-03-30 |
| CN105442592B true CN105442592B (en) | 2018-08-24 |
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ID=55553187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511021030.1A Active CN105442592B (en) | 2015-12-30 | 2015-12-30 | A kind of prestressed pipe pile foundation of replaceable screw rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105442592B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109518708A (en) * | 2018-12-12 | 2019-03-26 | 北京惠鑫恒丰新能源科技有限公司 | A kind of gravity Rock Bolt Foundation |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101056027B1 (en) * | 2009-09-09 | 2011-08-10 | 주식회사 스마텍엔지니어링 | Combined structure of edge prestressed concrete composite pile with tension member and expansion foundation |
| CN203783828U (en) * | 2014-04-18 | 2014-08-20 | 北京金风科创风电设备有限公司 | Tower foundation of wind generating set |
| CN203925895U (en) * | 2014-07-07 | 2014-11-05 | 闵怡红 | For wind power generation stepped crab-bolt Changable type basis |
| CN204238606U (en) * | 2014-09-20 | 2015-04-01 | 江苏中盟电气设备有限公司 | A kind of submersible switchbox |
| CN105002924A (en) * | 2015-08-03 | 2015-10-28 | 瑞风能源（武汉）工程技术有限公司 | Hollow ground anchor cage base |
| CN205576902U (en) * | 2015-12-30 | 2016-09-14 | 北京健安诚岩土工程有限公司 | Pile foundation of stress tube in advance of removable screw rod |
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2015
- 2015-12-30 CN CN201511021030.1A patent/CN105442592B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105442592A (en) | 2016-03-30 |
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