CN106087987A - A kind of expansion steel reinforcement cage - Google Patents
A kind of expansion steel reinforcement cage Download PDFInfo
- Publication number
- CN106087987A CN106087987A CN201610657077.5A CN201610657077A CN106087987A CN 106087987 A CN106087987 A CN 106087987A CN 201610657077 A CN201610657077 A CN 201610657077A CN 106087987 A CN106087987 A CN 106087987A
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- China
- Prior art keywords
- steel reinforcement
- reinforcement cage
- muscle
- stretching
- extension
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Classifications
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- 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
- E02D5/34—Concrete or concrete-like piles cast in position ; Apparatus for making same
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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)
- Reinforcement Elements For Buildings (AREA)
Abstract
The present invention relates to building field, it is specifically related to a kind of expansion steel reinforcement cage, including main muscle and stirrup, described stirrup being hinged with stretching, extension muscle, described stretching, extension muscle includes, extension section and linkage section, described linkage section is arranged on the root stretching muscle, and described extension section stretches to the outside of described steel reinforcement cage cage body, and described stretching, extension muscle is hinged on stirrup by linkage section, it is provided with fake in described extension section, is provided with in fake to tie up the rope stretching muscle.
Description
Technical field
The present invention relates to building field, be specifically related to a kind of expansion steel reinforcement cage.
Background technology
Pilework is base structure commonly used in the buildings such as house, highway, bridge and harbour.Wherein, friction pile is
The frictional resistance relying on stake side supports the stake of vertical load, and from the point of view of the principle of friction pile, pile side friction removes the character with soil, executes
Outside the Pass work technique, material of body of a pile etc. have, also directly related with the concaveconvex shape of stake cross-sectional circumference girth and stake side surface.And it is conventional
The cross sectional shape of reinforced concrete pile is along being longitudinally constant, and cross sectional shape is also the most square or circular, so, and conventional steel
If reinforced concrete friction pile to obtain higher vertical bearing capacity, only by increasing, stake is long improves side friction.But,
Stake long can not arbitrarily increase, because construction costs is not only significantly increased, and stake is long is limited by slenderness ratio in relevant design specification
System.Such as, disclosed in CN104179174A, a kind of multiple holes grouting pipe shaped pile, arranges injected hole at pile tube sidewall, by concrete
Overflow formation Seed harvest from injected hole and improve the coefficient of friction of sidewall, thus improve frictional resistance, but, this Seed harvest does not contains
Having reinforcing bar, Seed harvest is more crisp, is susceptible to fracture, thus affects the load performance of stake under high intensity pressure.
Summary of the invention
The purpose of the present invention, is the problem in order to solve in background technology, it is provided that a kind of expansion steel reinforcement cage.
The above-mentioned technical purpose of the present invention has the technical scheme that
A kind of expansion steel reinforcement cage, including main muscle and stirrup, described stirrup is hinged with stretching, extension muscle, and described stretching, extension muscle includes, outward
The section of prolonging and linkage section, described linkage section is arranged on the root stretching muscle, and described extension section stretches to the outside of described steel reinforcement cage cage body,
Described stretching, extension muscle is hinged on stirrup by linkage section, described extension section is provided with fake, is provided with to tie up in fake
Stretch the rope of muscle.
As preferably, described stretching, extension muscle forms multiple stretching, extension muscle group along the circumferential array of steel reinforcement cage, and described stretching, extension muscle group exists
If steel reinforcement cage be axially arranged in dried layer.
As preferably, one end of described rope is provided with stopper, and described stopper is provided with draw-string, described rope
The other end sequentially passes through every layer of fake stretched in muscle group.
As preferably, described linkage section includes arch steel and the part lengths of rebar of described stretching, extension muscle root, described arc
Two end points of reinforcing bar are separately fixed at the two ends of described lengths of rebar so that linkage section forms the annular region of Guan Bi.
As preferably, described linkage section is a split ring.
As preferably, described linkage section is spiral type.
As preferably, described in be provided with described stretching, extension muscle root and be provided with the positioning section stretched into inside steel reinforcement cage cage body, institute
It is provided with positioning bar in stating steel reinforcement cage.
As preferably, described positioning bar is fixed in steel reinforcement cage cage body by stirrup.
As preferably, described positioning bar is fixed on main muscle, arranges between described positioning bar and corresponding stretching, extension muscle group
There is range difference.
Use the construction method of the bored concrete pile of above-mentioned steel reinforcement cage, comprised the following steps:
1, preparing steel reinforcement cage, design calculates steel reinforcement cage size, is produced by size steel reinforcement cage, and the top indicator at steel reinforcement cage stretches muscle
Position, take out guy tightening, make stretching, extension muscle be adjacent to steel reinforcement cage outer surface；
2, pile hole, bores stake holes with drill bit, makes the stake holes diameter external diameter slightly larger than steel reinforcement cage；
3, open side opening, use broaching equipment, the sidewall of stake holes is offered multiple side opening, and at stake holes top indicator side opening
Position and set up the absolute altitude of side opening；
4, hang steel reinforcement cage, steel reinforcement cage is hung in stake holes, rotate the position adjusting steel reinforcement cage during handling so that reinforcing bar
The labelling of labelling and stake holes top side opening that muscle is stretched at the top of cage aligns, and steel reinforcement cage is hung onto by the absolute altitude of corresponding side opening
Specified altitude assignment, it is ensured that the expanded position stretching muscle is consistent with side opening direction, unclamps rope, makes stretching, extension muscle be deployed in side opening；
5, casting concrete.
In sum, beneficial effects of the present invention:
A kind of expansion steel reinforcement cage the most of the present invention, arranges stretching, extension muscle at side surface, adds the friction of pile body sidewall
Power, such that it is able to reduce driving depth, reduces piling construction cost.
A kind of expansion steel reinforcement cage the most of the present invention, stretches the movable property of muscle, it is not necessary to extra increase stake holes is straight
Footpath, adds sidewall stress performance simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the use schematic diagram of the present invention；
Fig. 3 is the structure chart stretching muscle in the present invention；
Fig. 4 is the structure chart stretching muscle in the embodiment of the present invention 2；
Fig. 5 is the structure chart stretching muscle in the embodiment of the present invention 3；
Fig. 6 is the structural representation of the embodiment of the present invention 4.
Detailed description of the invention
Specific examples below is only explanation of the invention, and it is not limitation of the present invention, art technology
The present embodiment can be made after reading this specification by personnel as required does not has the amendment of creative contribution, but as long as
All protected by Patent Law in scope of the presently claimed invention.
With embodiment, the present invention is described in detail below in conjunction with the accompanying drawings.
Embodiment 1:
According to Fig. 1, Fig. 2, Fig. 3, a kind of expansion steel reinforcement cage, including main muscle 1 and stirrup 2, stirrup 2 is hinged with stretching, extension muscle
3, stretch muscle 3 and include, extension section 31 and linkage section 32, linkage section 32 is arranged on the root stretching muscle 3, and extension section 31 stretches to reinforcing bar
The outside of cage cage body, is stretched muscle 3 and is hinged on stirrup 2 by linkage section 32, extension section 31 is provided with fake 311, fake 311
Inside it is provided with to tie up the rope 5 stretching muscle 3.
Stretching, extension muscle 3 forms multiple stretching, extension muscle group along the circumferential array of steel reinforcement cage, stretches the axial arrangement at steel reinforcement cage of the muscle group
If becoming dried layer, one end of rope 5 is provided with stopper 51, and stopper 51 is provided with draw-string 52, and the other end of rope 5 is worn successively
Cross every layer of fake 311 stretched in muscle group.
According to Fig. 3, linkage section 32 includes arch steel and stretches the lengths of rebar in the middle part of muscle 3, two of arch steel
End points is separately fixed at the two ends of lengths of rebar so that linkage section 32 forms the annular region of Guan Bi.Stretch the preparation method of muscle 3
For: 1. by a bar bending camber；2. two end points of the arch steel after bending are welded in a straight steel bar；
3. fake 311 is welded in the one end away from linkage section 32.
Use the construction method of the bored concrete pile of above-mentioned steel reinforcement cage, comprised the following steps:
1, preparing steel reinforcement cage, design calculates steel reinforcement cage size, is produced by size steel reinforcement cage, and the manufacture method of steel reinforcement cage is: 1. make
Make some stretching, extension muscle 3 stand-by；2. long reinforcing bar is placed on moulding bed location, makes main muscle 1；3. bar dowel is enclosed in main muscle 1
Outward, simultaneously by stretching the linkage section 32 of muscle 3 through on bar dowel, then being welded with main muscle 1 by bar dowel, formation stirrup 2, at steel
The top indicator of muscle cage stretches the position of muscle 3, takes out guy tightening 5, makes stretching, extension muscle 3 be adjacent to steel reinforcement cage outer surface；
2, pile hole, bores stake holes with drill bit, makes the stake holes diameter external diameter slightly larger than steel reinforcement cage；
3, open side opening, use broaching equipment, the sidewall of stake holes is offered multiple side opening, and at stake holes top indicator side opening
Position and set up the absolute altitude of side opening；
4, hang steel reinforcement cage, steel reinforcement cage is hung in stake holes, rotate the position adjusting steel reinforcement cage during handling so that reinforcing bar
The labelling of labelling and stake holes top side opening that muscle 3 is stretched at the top of cage aligns, and steel reinforcement cage is hung by the absolute altitude of corresponding side opening
To specified altitude assignment, it is ensured that the expanded position stretching muscle 3 is consistent with side opening direction, unclamps rope 5, makes stretching, extension muscle 3 be deployed into side
In hole；
5, casting concrete.
Embodiment 2:
As preferably, according to Fig. 4, linkage section 32 is a split ring, the two ends of split ring respectively with extension section 31 and fixed
Position section 33 is connected.The preparation method stretching muscle 3 is: take a straight steel bar, and one end therein bends to a split ring knot
Structure, welds fake 311 at the other end.
Embodiment 3:
As preferably, according to Fig. 5, linkage section 32 is spiral type.The preparation method stretching muscle 3 is: take a straight steel bar,
Its one end carries out twisted, and sweep forms linkage section 32, welds fake 311 at its other end.
Embodiment 4:
Supports different from above-described embodiment 1 are, according to Fig. 6, are provided with stretching, extension muscle 3 root and are provided with and stretch into steel reinforcement cage cage
The positioning section 33 of internal side, is provided with positioning bar 4 in steel reinforcement cage, positioning bar 4 is fixed in steel reinforcement cage cage body by stirrup 2, fixed
Position muscle 4 is fixed on main muscle 1, is provided with range difference between positioning bar 4 and corresponding stretching, extension muscle group.Controlled by positioning bar 4
System stretches the rotational angle of muscle.
Claims (9)
1. an expansion steel reinforcement cage, including main muscle (1) and stirrup (2), it is characterised in that is hinged with on described stirrup (2) and stretches
Exhibition muscle (3), described stretching, extension muscle (3) includes, extension section (31) and linkage section (32), and described linkage section (32) is arranged on stretching, extension muscle
(3) root, described extension section (31) stretches to the outside of described steel reinforcement cage cage body, and described stretching, extension muscle (3) passes through linkage section (32)
Being hinged on stirrup (2), described extension section (31) is provided with fake (311), fake is provided with to tie up stretching, extension in (311)
The rope (5) of muscle (3).
A kind of expansion steel reinforcement cage the most according to claim 2, it is characterised in that described stretching, extension muscle (3) is along steel reinforcement cage
Circumferential array forms multiple stretching, extension muscle group, if described stretching, extension muscle group is axially arranged in dried layer at steel reinforcement cage.
A kind of expansion steel reinforcement cage the most according to claim 3, it is characterised in that one end of described rope (5) is provided with
Stopper (51), described stopper (51) is provided with draw-string (52), and the other end of described rope (5) sequentially passes through every layer of stretching, extension
Fake (311) in muscle group.
A kind of expansion steel reinforcement cage the most according to claim 3, it is characterised in that described linkage section (32) includes arc-shaped steel
Muscle and the part lengths of rebar of described stretching, extension muscle (3) root, two end points of described arch steel are separately fixed at described lengths of rebar
Two ends so that linkage section (32) formed Guan Bi annular region.
A kind of expansion steel reinforcement cage the most according to claim 3, it is characterised in that described linkage section (32) is an opening
Ring.
A kind of expansion steel reinforcement cage the most according to claim 3, it is characterised in that described linkage section (32) is spiral type.
7. according to a kind of expansion steel reinforcement cage described in claim 4 or 5 or 6, it is characterised in that described in be provided with described stretching, extension
Muscle (3) root is provided with the positioning section (33) stretched into inside steel reinforcement cage cage body, is provided with positioning bar (4) in described steel reinforcement cage.
A kind of expansion steel reinforcement cage the most according to claim 7, it is characterised in that described positioning bar (4) passes through stirrup (2)
It is fixed in steel reinforcement cage cage body.
A kind of expansion steel reinforcement cage the most according to claim 7, it is characterised in that described positioning bar (4) is fixed on main muscle
(1), on, between described positioning bar (4) and corresponding stretching, extension muscle group, it is provided with range difference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610657077.5A CN106087987A (en) | 2016-08-12 | 2016-08-12 | A kind of expansion steel reinforcement cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610657077.5A CN106087987A (en) | 2016-08-12 | 2016-08-12 | A kind of expansion steel reinforcement cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106087987A true CN106087987A (en) | 2016-11-09 |
Family
ID=57457065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610657077.5A Pending CN106087987A (en) | 2016-08-12 | 2016-08-12 | A kind of expansion steel reinforcement cage |
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| Country | Link |
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| CN (1) | CN106087987A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049400A (en) * | 2018-01-19 | 2018-05-18 | 中水北方勘测设计研究有限责任公司 | For increasing the spiral shape reinforcing body of mixing pile intensity |
| CN108411904A (en) * | 2018-05-09 | 2018-08-17 | 山东建筑大学 | Large-scale karst strata partial stowage armored concrete cloth bag pilework and technique |
| CN110904952A (en) * | 2019-12-04 | 2020-03-24 | 大成科创基础建设股份有限公司 | Horizontal bearing reinforcement for soft soil foundation filling pile |
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|---|---|---|---|---|
| CN201598633U (en) * | 2010-03-03 | 2010-10-06 | 东南大学 | Drilling cast-in-place pile |
| CN102061699A (en) * | 2010-12-02 | 2011-05-18 | 上海城建（集团）公司 | Reinforcing bar of bottom-reamed bored pile and construction method thereof |
| CN202081419U (en) * | 2011-05-26 | 2011-12-21 | 中国建筑第七工程局有限公司 | Squeezed branch pile |
| CN103161154A (en) * | 2013-04-15 | 2013-06-19 | 合肥建工集团有限公司 | Distribution and application of pile foundation well squeezed bearing disk steel bars |
| CN104674791A (en) * | 2013-11-28 | 2015-06-03 | 上海尧华科技发展有限公司 | Collapse prevention steel reinforcement cage |
| CN205990617U (en) * | 2016-08-12 | 2017-03-01 | 中国地质大学（武汉） | A kind of expansion steel reinforcement cage |
-
2016
- 2016-08-12 CN CN201610657077.5A patent/CN106087987A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201598633U (en) * | 2010-03-03 | 2010-10-06 | 东南大学 | Drilling cast-in-place pile |
| CN102061699A (en) * | 2010-12-02 | 2011-05-18 | 上海城建（集团）公司 | Reinforcing bar of bottom-reamed bored pile and construction method thereof |
| CN202081419U (en) * | 2011-05-26 | 2011-12-21 | 中国建筑第七工程局有限公司 | Squeezed branch pile |
| CN103161154A (en) * | 2013-04-15 | 2013-06-19 | 合肥建工集团有限公司 | Distribution and application of pile foundation well squeezed bearing disk steel bars |
| CN104674791A (en) * | 2013-11-28 | 2015-06-03 | 上海尧华科技发展有限公司 | Collapse prevention steel reinforcement cage |
| CN205990617U (en) * | 2016-08-12 | 2017-03-01 | 中国地质大学（武汉） | A kind of expansion steel reinforcement cage |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049400A (en) * | 2018-01-19 | 2018-05-18 | 中水北方勘测设计研究有限责任公司 | For increasing the spiral shape reinforcing body of mixing pile intensity |
| CN108411904A (en) * | 2018-05-09 | 2018-08-17 | 山东建筑大学 | Large-scale karst strata partial stowage armored concrete cloth bag pilework and technique |
| CN108411904B (en) * | 2018-05-09 | 2023-10-17 | 中铁十四局集团建筑工程有限公司 | Reinforced concrete cloth bag pile structure for local filling of large karst stratum and process |
| CN110904952A (en) * | 2019-12-04 | 2020-03-24 | 大成科创基础建设股份有限公司 | Horizontal bearing reinforcement for soft soil foundation filling pile |
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Application publication date: 20161109 |
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