CN206512590U - A kind of assembled hollow steel pipe constrains reinforced column squat pier - Google Patents
A kind of assembled hollow steel pipe constrains reinforced column squat pier Download PDFInfo
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- CN206512590U CN206512590U CN201621281862.7U CN201621281862U CN206512590U CN 206512590 U CN206512590 U CN 206512590U CN 201621281862 U CN201621281862 U CN 201621281862U CN 206512590 U CN206512590 U CN 206512590U
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Abstract
The utility model provides a kind of assembled hollow steel pipe and constrains reinforced column squat pier.The assembled hollow steel pipe constraint only post squat pier of armored concrete is that hollow steel pipe constraint Reinforced Concrete Short Column is prefabricated in the factory to and reserved in pier grout sleeve and pier bottom groove, and scene is connected by otic placode and steel plate, connected finally by grouting.Precast hollow steel tube confinement reinforced concrete circular post in the utility model, which has, makes full use of the strength of materials, fire-resistance anti-seismic performance is good, good in economic efficiency the advantages of, hollow steel pipe constraint reinforced concrete circular post can be used in the bridge that more heavy in section is required simultaneously, and can save material compared to hollow section post and improve bending resistance and torsional property.The utility model uses fabricated construction, have the advantages that speed of application is fast, construction quality is high, construction environment improvement, working condition improvement, energy resource saving, cost savings.
Description
Technical field
The utility model belongs to a kind of bridge structure component, and more particularly to assembled hollow steel pipe constraint armored concrete is only
Post squat pier and its mounting process.
Background technology
Steel tube confinement armored concrete is the fill concrete in thin-wall steel tube, and steel pipe does not directly take on external loads, and
A kind of main combined member that effect of contraction is played to core concrete.Steel tube confinement reinforced column high capacity, antidetonation and
Fire resistance is superior, can make full use of the intensity of high-strength steel and concrete.When steel tube confinement reinforced concrete member Covered with Angles
When managing as circle, steel pipe constrains uniform to core concrete, can make full use of the tensile strength of steel pipe, economic benefit is good.With
The development of urban transportation, Urban Bridge can save material, simultaneously to bridge pier requirement also more and more higher using hollow section post
Bending resistance and the anti-twisting property of bridge pier are improved, the type bridge pier finds broad application in Urban Bridge.Current China just progressively pushes away
Wide building industrialization, industrialized building not only has the advantages that speed of application is fast, construction quality is high, construction environment improves, and
Meet sustainable development requirement.The assembled hollow steel pipe constraint only post bridge of armored concrete is proposed according to bridge construction feature
Pier.
Utility model content
In order to promote novel fabricated hollow steel pipe constraint reinforced concrete structure in bridge structure, its structural capacity is played
Performance advantage is learned, material is made full use of and reduces materials'use amount, economic performance, accelerating construction progress etc. is improved, this practicality is new
Type provides a kind of assembled hollow steel pipe and constrains reinforced column squat pier.
To realize that the technical scheme that the utility model purpose is used is such, a kind of assembled hollow steel pipe constrains steel
Reinforced concrete post squat pier, it is characterised in that:Foundation including the hollow concrete post being prefabricated in the factory and site operation.
There is the muscle cage of annular inside the hollow concrete post.The concrete column outside steel pipe.In the middle of the muscle cage
It is lower end opening, the hollow space of upper end closed.The lower surface of the hollow concrete post has special grout sleeve.
Before the special grout sleeve is formed, two rings need to be reserved in concrete column lower surface in precast concrete column
Connected in star.Between the two annular grooves, communicated with some pipelines.
The outer surface of the steel pipe has several holes.The outer surface of these holes connection steel pipe and an outer ring
Connected in star.
The foundation is by concreting, its internal pre-buried some longitudinal reinforcement and shaped steel shear key.These longitudinal directions
The upper surface of foundation is exposed in the upper end of reinforcing bar, and surrounds two annulus.Also basis is exposed in the upper end of the shaped steel shear key
Partial upper surface, and in the center of two annulus.
At least one grout lines are reserved in the foundation.
When the concrete column is lifted into above the foundation, the lower end of the steel pipe and the foundation
Upper surface.There is gap between the upper surface of the concrete column and the foundation.Described longitudinal reinforcement
Upper end is stretched into two described annular grooves.The upper end of the shaped steel shear key is stretched into hollow space.The grout lines
One end mouth of pipe covered by concrete column, the other end mouth of pipe is not covered by concrete column.
Grouting material is poured into the space between concrete column and foundation by described hole and/or grout lines.
The grouting material is filled with two annular grooves, forms special grout sleeve.The special grout sleeve include grout sleeve I,
Grout sleeve II and tubule.Grout sleeve I and grout sleeve II are located in two annular grooves respectively, and tubule is to freeze solidly on connection
Grouting material in the pipeline of two annular grooves.
Another embodiment is：
A kind of assembled hollow steel pipe constrains reinforced column squat pier, it is characterised in that:In being prefabricated in the factory
The foundation of empty concrete column and site operation.
There is the muscle cage of annular inside the hollow concrete post.The concrete column outside steel pipe.In the middle of the muscle cage
It is lower end opening, the hollow space of upper end closed.The lower surface of the hollow concrete post has special grout sleeve.
Before the special grout sleeve is formed, two rings need to be reserved in concrete column lower surface in precast concrete column
Connected in star.Between the two annular grooves, communicated with some pipelines.
The outer surface of the steel pipe has several holes.The outer surface of these holes connection steel pipe and an outer ring
Connected in star.
The foundation is by concreting, its internal pre-buried some longitudinal reinforcement.The upper end dew of these longitudinal reinforcements
Go out the upper surface of foundation, and surround two annulus.The center of described two annulus has basic groove.
At least one grout lines are reserved in the foundation.
When the concrete column is lifted into above the foundation, the lower end of the steel pipe and the foundation
Upper surface.There is gap between the upper surface of the concrete column and the foundation.Described longitudinal reinforcement
Upper end is stretched into two described annular grooves.The basic groove is located at below hollow space.One end of the grout lines
The mouth of pipe is covered by concrete column, the other end mouth of pipe is not covered by concrete column.
Grouting material is poured into the space between concrete column and foundation by described hole and/or grout lines.
The grouting material is filled with two annular grooves, forms special grout sleeve.The special grout sleeve include grout sleeve I,
Grout sleeve II and tubule.Grout sleeve I and grout sleeve II are located in two annular grooves respectively, and tubule is to freeze solidly on connection
Grouting material in the pipeline of two annular grooves.
Further, steel pipe is welded by clod wash, using Q235 steel, Q345 steel, Q390 steel or Q420 steel systems
Into.
Further, longitudinal reinforcement, stirrup use HRB335, HRB400, RRB400 or HRB500 reinforcing bar
Further, the shaped steel shear key is made of Q235 steel, Q345 steel, Q390 steel or Q420 steel.
It is of the present utility model have the technical effect that it is unquestionable：
1. steel tube confinement reinforced concrete circular post, can make full use of the strength of materials, fire-resistance anti-seismic performance is good, economic benefit
OK etc..
2. hollow steel pipe constraint reinforced concrete circular post can be used in the bridge that more heavy in section is required, and compared to sky
Heart Section Column can save material and improve bending resistance and torsional property.
3. fabricated construction, with speed of application is fast, construction quality is high, construction environment improves, working condition improves, resource
The advantages of energy conservation, cost savings.
4. shaped steel shear key or basic groove are reserved in basis, and by pier stud and basis by way of injecting grouting material
It is connected；The more existing assembled post of which and basic connected mode can effectively improve pier bottom and the basic reliability being connected simultaneously
And construction is more convenient.
Brief description of the drawings
Fig. 1 assembleds hollow steel pipe constrains the only post squat pier front view of armored concrete.
Fig. 2 assembleds hollow steel pipe constrains the only post squat pier top view of armored concrete.
Fig. 3 assembleds hollow steel pipe constraint only post squat pier 1-1 profiles of armored concrete (basic pre-buried shaped steel).
The only post squat pier 1-1 profiles of Fig. 4 assembleds hollow steel pipe constraint armored concrete (the reserved basic groove in basis).
Fig. 5 assembleds hollow steel pipe constrains the only post squat pier 2-2 profiles of armored concrete.
Fig. 6 assembleds hollow steel pipe constrains the only post squat pier 3-3 profiles of armored concrete.
The special grout sleeves of Fig. 7 split schematic diagram.
In figure：Hollow concrete post 1, steel pipe 2, shaped steel shear key 3, longitudinal reinforcement 4, stirrup 5, special grout sleeve 6, filling
Slurry 7, basic groove 8, grout sleeve I9, grout sleeve II10, tubule 11, grout lines 12, hole 13, foundation 14.
Embodiment
With reference to embodiment, the utility model is described in further detail, but should not be construed the above-mentioned master of the utility model
Topic scope is only limitted to following embodiments.It is common according to this area in the case where not departing from the above-mentioned technological thought of the utility model
Technological know-how and customary means, make various replacements and change, all should be included in protection domain of the present utility model.
Embodiment 1：
Referring to Fig. 1 and Fig. 2, a kind of assembled hollow steel pipe constrains reinforced column squat pier, it is characterised in that:It is included in
The hollow concrete post 1 of prefabrication and the foundation 14 of site operation.
Referring to Fig. 3, the inside of hollow concrete post 1 has the muscle cage of annular.The outside steel pipe 2 of concrete column 1.Institute
State in the middle of muscle cage is lower end opening, the hollow space of upper end closed.The lower surface of the hollow concrete post 1 has special grouting
Sleeve 6.
, need to be in precast concrete column 1, under concrete column 1 before the special formation of grout sleeve 6 referring to Fig. 3 or 6
Reserve two annular grooves in surface.Between the two annular grooves, communicated with some pipelines.
The outer surface of the steel pipe 2 has several holes 13.These holes 13 connection steel pipe 2 outer surface with it is outer
One annular groove.
The foundation 14 is by concreting, its internal pre-buried some longitudinal reinforcements 4 and shaped steel shear key 3.These
The upper surface of foundation 14 is exposed in the upper end of longitudinal reinforcement 4, and surrounds two annulus.The upper end of the shaped steel shear key 3
Expose the upper surface of foundation 14, and in the center of two annulus.In embodiment, as illustrated, the shaped steel shear key 3
It is a cross steel member.
At least one grout lines 10 are reserved in the foundation 14.
When the concrete column 1 is lifted into 14 top of foundation, lower end and the basis of the steel pipe 2
The upper surface of part 14.There is gap between the concrete column 1 and the upper surface of the foundation 14.Described is vertical
Stretched into the upper end of reinforcing bar 4 in two described annular grooves.The upper end of the shaped steel shear key 3 is stretched into hollow space.Institute
One end mouth of pipe for stating grout lines 12 is covered by concrete column 1, the other end mouth of pipe is not covered by concrete column 1.
Poured into by described hole 13 and/or grout lines 12 to the space between concrete column 1 and foundation 14
Grouting material 7.The grouting material 7 is filled with two annular grooves, forms special grout sleeve 6.Referring to Fig. 7, the special grouting
Sleeve 6 includes grout sleeve I9, grout sleeve II10 and tubule 11.Grout sleeve I9 and grout sleeve II10 are located at two respectively
In annular groove, tubule 11 is the grouting material 7 in the pipeline for freeze solidly on two annular grooves of connection.
Embodiment 2：
Referring to Fig. 1 and Fig. 2, a kind of assembled hollow steel pipe constrains reinforced column squat pier, it is characterised in that:It is included in
The hollow concrete post 1 of prefabrication and the foundation 14 of site operation.
Referring to Fig. 4, the inside of hollow concrete post 1 has the muscle cage of annular.The outside steel pipe 2 of concrete column 1.Institute
State in the middle of muscle cage is lower end opening, the hollow space of upper end closed.The lower surface of the hollow concrete post 1 has special grouting
Sleeve 6.
, need to be in precast concrete column 1, in concrete column 1 before the special formation of grout sleeve 6 referring to Fig. 4 and Fig. 5
Lower surface reserves two annular grooves.Between the two annular grooves, communicated with some pipelines.
The outer surface of the steel pipe 2 has several holes 13.These holes 13 connection steel pipe 2 outer surface with it is outer
One annular groove.
The foundation 14 is by concreting, its internal pre-buried some longitudinal reinforcement 4.These longitudinal reinforcements 4 it is upper
The upper surface of foundation 14 is exposed at end, and surrounds two annulus.The center of described two annulus has basic groove 8.
At least one grout lines 10 are reserved in the foundation 14.
When the concrete column 1 is lifted into 14 top of foundation, lower end and the basis of the steel pipe 2
The upper surface of part 14.There is gap between the concrete column 1 and the upper surface of the foundation 14.Described is vertical
Stretched into the upper end of reinforcing bar 4 in two described annular grooves.The basic groove 8 is located at below hollow space.The grouting
One end mouth of pipe of pipeline 12 is covered by concrete column 1, the other end mouth of pipe is not covered by concrete column 1.
Poured into by described hole 13 and/or grout lines 12 to the space between concrete column 1 and foundation 14
Grouting material 7.The grouting material 7 is filled with two annular grooves, forms special grout sleeve 6.Referring to Fig. 7, the special grouting
Sleeve 6 includes grout sleeve I9, grout sleeve II10 and tubule 11.Grout sleeve I9 and grout sleeve II10 are located at two respectively
In annular groove, tubule 11 is the grouting material 7 in the pipeline for freeze solidly on two annular grooves of connection.
Claims (5)
1. a kind of assembled hollow steel pipe constrains reinforced column squat pier, it is characterised in that:It is hollow including what is be prefabricated in the factory
The foundation (14) of concrete column (1) and site operation；
There is the muscle cage of annular inside the hollow concrete post (1)；Concrete column (1) outside steel pipe (2)；The muscle cage
Centre is lower end opening, the hollow space of upper end closed；The lower surface of the hollow concrete post (1) has special grout sleeve
(6)；
, need to be at precast concrete column (1), in concrete column (1) lower surface reserved two before the special grout sleeve (6) is formed
Individual annular groove；Between the two annular grooves, communicated with some pipelines；
The outer surface of the steel pipe (2) has several holes (13)；The outer surface of these holes (13) connection steel pipe (2) is with leaning on
An outer annular groove；
The foundation (14) is by concreting, its internal pre-buried some longitudinal reinforcement (4) and shaped steel shear key (3)；This
The upper surface of foundation (14) is exposed in the upper end of a little longitudinal reinforcements (4), and surrounds two annulus；The shaped steel shear key (3)
Upper end also expose the upper surfaces of foundation (14), and in the center of two annulus；
At least one grout lines (10) are reserved in the foundation (14)；
When the concrete column (1) is lifted into above the foundation (14), lower end and the base of the steel pipe (2)
The upper surface of plinth part (14)；There is gap between the upper surface of the concrete column (1) and the foundation (14)；
The upper end of described longitudinal reinforcement (4) is stretched into two described annular grooves；During the upper end of the shaped steel shear key (3) is stretched into
In absolutely empty；One end mouth of pipe of the grout lines (12) is covered by concrete column (1), the other end mouth of pipe is not by concrete column
(1) cover；
By described hole (13) and/or grout lines (12) to the space between concrete column (1) and foundation (14)
Pour into grouting material (7)；The grouting material (7) is filled with two annular grooves, forms special grout sleeve (6)；The special filling
Starching sleeve (6) includes grout sleeve I (9), grout sleeve II (10) and tubule (11)；Grout sleeve I (9) and grout sleeve II
(10) it is located at respectively in two annular grooves, tubule (11) is the grouting material in the pipeline for freeze solidly on two annular grooves of connection
(7)。
2. a kind of assembled hollow steel pipe constrains reinforced column squat pier, it is characterised in that:It is hollow including what is be prefabricated in the factory
The foundation (14) of concrete column (1) and site operation；
There is the muscle cage of annular inside the hollow concrete post (1)；Concrete column (1) outside steel pipe (2)；The muscle cage
Centre is lower end opening, the hollow space of upper end closed；The lower surface of the hollow concrete post (1) has special grout sleeve
(6)；
, need to be at precast concrete column (1), in concrete column (1) lower surface reserved two before the special grout sleeve (6) is formed
Individual annular groove；Between the two annular grooves, communicated with some pipelines；
The outer surface of the steel pipe (2) has several holes (13)；The outer surface of these holes (13) connection steel pipe (2) is with leaning on
An outer annular groove；
The foundation (14) is by concreting, its internal pre-buried some longitudinal reinforcement (4)；These longitudinal reinforcements (4)
The upper surface of foundation (14) is exposed in upper end, and surrounds two annulus；The center of described two annulus has basic groove
(8)；
At least one grout lines (10) are reserved in the foundation (14)；
When the concrete column (1) is lifted into above the foundation (14), lower end and the base of the steel pipe (2)
The upper surface of plinth part (14)；There is gap between the upper surface of the concrete column (1) and the foundation (14)；
The upper end of described longitudinal reinforcement (4) is stretched into two described annular grooves；The basic groove (8) is located under hollow space
Side；One end mouth of pipe of the grout lines (12) is covered by concrete column (1), the other end mouth of pipe is not covered by concrete column (1)
Lid；
By described hole (13) and/or grout lines (12) to the space between concrete column (1) and foundation (14)
Pour into grouting material (7)；The grouting material (7) is filled with two annular grooves, forms special grout sleeve (6)；The special filling
Starching sleeve (6) includes grout sleeve I (9), grout sleeve II (10) and tubule (11)；Grout sleeve I (9) and grout sleeve II
(10) it is located at respectively in two annular grooves, tubule (11) is the grouting material in the pipeline for freeze solidly on two annular grooves of connection
(7)。
3. a kind of assembled hollow steel pipe constraint reinforced column squat pier according to claim 1, it is characterised in that：Steel
Pipe (2) is welded by clod wash, is made of Q235 steel, Q345 steel, Q390 steel or Q420 steel.
4. a kind of assembled hollow steel pipe constraint reinforced column squat pier according to claim 1, it is characterised in that：It is vertical
HRB335, HRB400, RRB400 or HRB500 reinforcing bar are used to reinforcing bar (4), stirrup (5).
5. a kind of assembled hollow steel pipe constraint reinforced column squat pier according to claim 1, it is characterised in that：Institute
Shaped steel shear key (3) is stated to be made of Q235 steel, Q345 steel, Q390 steel or Q420 steel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281862.7U CN206512590U (en) | 2016-11-24 | 2016-11-24 | A kind of assembled hollow steel pipe constrains reinforced column squat pier |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621281862.7U CN206512590U (en) | 2016-11-24 | 2016-11-24 | A kind of assembled hollow steel pipe constrains reinforced column squat pier |
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| CN206512590U true CN206512590U (en) | 2017-09-22 |
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ID=59861593
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103925A (en) * | 2016-11-24 | 2018-06-01 | 重庆市中科大业建筑科技有限公司 | A kind of assembled hollow steel pipe constrains reinforced column squat pier |
| CN108425375A (en) * | 2018-04-25 | 2018-08-21 | 李藏柱 | A kind of basis prefabricated post and its connection structure and its construction method |
| CN110306424A (en) * | 2018-03-20 | 2019-10-08 | 比亚迪股份有限公司 | It is used to support support column of track girder and preparation method thereof, the track with it |
| CN113700144A (en) * | 2021-07-27 | 2021-11-26 | 河海大学 | Assembled TRC-steel tube composite confined concrete column and mounting method thereof |
| CN113982191A (en) * | 2021-09-10 | 2022-01-28 | 江苏省建筑工程集团有限公司 | Group pile single-column construction structure and construction method thereof |
-
2016
- 2016-11-24 CN CN201621281862.7U patent/CN206512590U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108103925A (en) * | 2016-11-24 | 2018-06-01 | 重庆市中科大业建筑科技有限公司 | A kind of assembled hollow steel pipe constrains reinforced column squat pier |
| CN108103925B (en) * | 2016-11-24 | 2023-11-03 | 重庆市中科大业建筑科技有限公司 | Assembled hollow steel tube constraint reinforced concrete column short pier |
| CN110306424A (en) * | 2018-03-20 | 2019-10-08 | 比亚迪股份有限公司 | It is used to support support column of track girder and preparation method thereof, the track with it |
| CN108425375A (en) * | 2018-04-25 | 2018-08-21 | 李藏柱 | A kind of basis prefabricated post and its connection structure and its construction method |
| CN113700144A (en) * | 2021-07-27 | 2021-11-26 | 河海大学 | Assembled TRC-steel tube composite confined concrete column and mounting method thereof |
| CN113700144B (en) * | 2021-07-27 | 2022-05-17 | 河海大学 | Assembled TRC-steel tube composite confined concrete column and mounting method thereof |
| CN113982191A (en) * | 2021-09-10 | 2022-01-28 | 江苏省建筑工程集团有限公司 | Group pile single-column construction structure and construction method thereof |
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