CN206359882U - A kind of assembled solid steel tube constrains reinforced column squat pier - Google Patents
A kind of assembled solid steel tube constrains reinforced column squat pier Download PDFInfo
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- CN206359882U CN206359882U CN201621268105.6U CN201621268105U CN206359882U CN 206359882 U CN206359882 U CN 206359882U CN 201621268105 U CN201621268105 U CN 201621268105U CN 206359882 U CN206359882 U CN 206359882U
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- concrete column
- foundation
- pier
- steel
- groove
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 96
- 239000010959 steel Substances 0.000 title claims abstract description 96
- 239000007787 solid Substances 0.000 title claims abstract description 23
- 239000004567 concrete Substances 0.000 claims abstract description 74
- 239000011440 grout Substances 0.000 claims abstract description 36
- 239000000463 material Substances 0.000 claims abstract description 19
- 230000002787 reinforcement Effects 0.000 claims description 17
- 239000011178 precast concrete Substances 0.000 claims description 12
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 230000015271 coagulation Effects 0.000 claims 2
- 238000005345 coagulation Methods 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 239000011150 reinforced concrete Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a kind of assembled solid steel tube and constrains reinforced column squat pier.The assembled solid steel tube constraint only post squat pier of armored concrete is the solid steel tube constraint only post squat pier of armored concrete to be prefabricated in the factory and reserved grout sleeve and pier bottom groove in pier, cast in situs basis and reserved steel bar and shaped steel shear key or basic groove, are connected finally by grouting.The utility model, which has, makes full use of the strength of materials, and fire-resistance anti-seismic performance is good, the advantages of good in economic efficiency.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.The utility model reserves pier bottom groove at pier bottom, reserved shaped steel shear key or basic groove on basis, and both are connected by way of injecting grouting material；The more existing assembled post of which and basic connected mode can effectively improve the reliability that pier bottom be connected with basis and construction is more convenient.
Description
Technical field
The utility model belongs to a kind of bridge structure component, and more particularly to assembled solid steel tube 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.Mesh
Preceding China just progressively promotes building industrialization, and industrialized building is not only with speed of application is fast, construction quality is high, construction environment changes
Kind the advantages of, and meet sustainable development requirement.Assembled solid steel tube constraint steel is proposed according to industrialized building feature
The only post bridge pier of reinforced concrete.
Utility model content
In order to promote novel fabricated steel tube confinement reinforced concrete structure in bridge structure, its structural mechanics is played
Energy advantage, makes full use of material and reduces materials'use amount, improves economic performance, accelerating construction progress etc., the utility model is carried
The technical scheme on the assembled steel tube constraint only post squat pier of armored concrete is supplied.
To realize that the technical scheme that the utility model purpose is used is such, a kind of assembled solid steel tube constrains steel
Reinforced concrete post squat pier, including the concrete column and the foundation of site operation being prefabricated in the factory.
The concrete column outside steel pipe.The lower surface of the concrete column has pier bottom groove and grout sleeve.
When pier bottom groove is precast concrete column, the centre bore formed in concrete column lower surface center.Institute
State before grout sleeve formed, need to be in precast concrete column, in the reserved ring around pier bottom groove of concrete column lower surface
Connected in star.
The outer surface of the steel pipe has several holes.The outer surface of these holes connection steel pipe and annular groove.
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 a border circular areas.Also expose the upper end of the shaped steel shear key
The upper surface of foundation, and the center in the border circular areas.
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.The longitudinal reinforcement it is upper
End is stretched into described annular groove.The upper end of the shaped steel shear key is stretched into the groove of pier bottom.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 annular groove, forms grout sleeve.
Another embodiment is：
A kind of assembled solid steel tube constrains reinforced column squat pier, it is characterised in that:It is mixed including what is be prefabricated in the factory
The foundation of solidifying earth pillar and site operation.
The concrete column outside steel pipe.The lower surface of the concrete column has pier bottom groove and grout sleeve.
When pier bottom groove is precast concrete column, the centre bore formed in concrete column lower surface center.Institute
State before grout sleeve formed, need to be in precast concrete column, in the reserved ring around pier bottom groove of concrete column lower surface
Connected in star.
The outer surface of the steel pipe has several holes.The outer surface of these holes connection steel pipe and annular groove.
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 a border circular areas.The center of the border circular areas 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.The longitudinal reinforcement it is upper
End is stretched into described annular groove.The basic groove is docked with pier bottom groove.One end mouth of pipe of the grout lines is mixed
Solidifying earth pillar covering, the other end mouth of pipe are 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 annular groove, forms grout sleeve.
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. solid steel tube constrains reinforced concrete circular post, the strength of materials can be made full use of, fire-resistance anti-seismic performance is good, it is economical
It is profitable etc..
2. 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.
3. pier bottom groove is reserved at pier bottom, reserved shaped steel shear key or basic groove on basis, and by injecting grouting material
Mode both are connected；The more existing assembled post of which can effectively improve pier bottom with basic connected mode and connect with basis
The reliability and construction connect is more convenient.
Brief description of the drawings
Fig. 1 assembleds solid steel tube constrains the only post squat pier front view of armored concrete.
Fig. 2 assembleds solid steel tube constrains the only post squat pier top view of armored concrete.
Fig. 3 assembleds solid steel tube constrains the only post squat pier 1-1 profiles of armored concrete.
Fig. 4 assembleds solid steel tube constrains the only post squat pier 2-2 profiles of armored concrete.
Fig. 5 assembleds solid steel tube constraint only post squat pier 3-3 profiles of armored concrete (basic pre-buried shaped steel).
Fig. 6 assembleds solid steel tube constraint only post squat pier 3-3 profiles of armored concrete (basic preformed groove).
In figure：Concrete 1, steel pipe 2, shaped steel shear key 3, longitudinal reinforcement 4, stirrup 5, grout sleeve 6, grouting material 7, pier bottom
Groove 8, basic groove 9, grout lines 10, hole 11, foundation 12.
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 solid steel tube constraint reinforced column squat pier, including be prefabricated in the factory
The foundation 12 of concrete column 1 and site operation.
Referring to Fig. 3, the concrete column 1 includes the muscle cage and concrete of the grade composition of stirrup 5, has outsourced steel pipe outside it
2.The lower surface of the concrete column 1 has pier bottom groove 8 and grout sleeve 6.
Referring to Fig. 4, when pier bottom groove 8 is precast concrete column 1, one formed in the lower surface of concrete column 1 center
Individual centre bore.Before the formation of grout sleeve 6, a ring need to be reserved in the lower surface of concrete column 1 in precast concrete column 1
Around the annular groove of pier bottom groove 8.
The outer surface of the steel pipe 2 has several holes 11.The outer surface of these holes 11 connection steel pipe 2 and annular are recessed
Groove.
The foundation 12 is by concreting, its internal pre-buried some longitudinal reinforcements 4 and shaped steel shear key 3.These
The upper surface of foundation 12 is exposed in the upper end of longitudinal reinforcement 4, and surrounds a border circular areas.The shaped steel shear key 3 it is upper
Also the upper surface of foundation 12, and the center in the border circular areas are exposed in end.In embodiment, as illustrated, the type
Steel shear key 3 is a cross steel member.
At least one grout lines 10 are reserved in the foundation 12.
When the concrete column 1 is lifted into 12 top of foundation, lower end and the basis of the steel pipe 2
The upper surface of part 12.There is gap between the concrete column 1 and the upper surface of the foundation 12.The longitudinal direction
The upper end of reinforcing bar 4 is stretched into described annular groove.The upper end of the shaped steel shear key 3 is stretched into pier bottom groove 8.The grouting
One end mouth of pipe of pipeline 10 is covered by concrete column 1, the other end mouth of pipe is not covered by concrete column 1.
Poured into by described hole 11 and/or grout lines 10 to the space between concrete column 1 and foundation 12
Grouting material 7.The grouting material 7 is filled with annular groove, forms grout sleeve 6.
Embodiment 2：
Referring to Fig. 1 and Fig. 2, a kind of assembled solid steel tube constraint reinforced column squat pier, including be prefabricated in the factory
The foundation 12 of concrete column 1 and site operation.
Referring to Fig. 3, the concrete column 1 includes the muscle cage and concrete of the grade composition of stirrup 5, has outsourced steel pipe outside it
2.The lower surface of the concrete column 1 has pier bottom groove 8 and grout sleeve 6.
Referring to Fig. 4, when pier bottom groove 8 is precast concrete column 1, one formed in the lower surface of concrete column 1 center
Individual centre bore.Before the formation of grout sleeve 6, a ring need to be reserved in the lower surface of concrete column 1 in precast concrete column 1
Around the annular groove of pier bottom groove 8.
The outer surface of the steel pipe 2 has several holes 11.The outer surface of these holes 11 connection steel pipe 2 and annular are recessed
Groove.
The foundation 12 is by concreting, its internal pre-buried some longitudinal reinforcement 4.These longitudinal reinforcements 4 it is upper
The upper surface of foundation 12 is exposed at end, and surrounds a border circular areas.The center of the border circular areas has basic groove 9.
At least one grout lines 10 are reserved in the foundation 12.
When the concrete column 1 is lifted into 12 top of foundation, lower end and the basis of the steel pipe 2
The upper surface of part 12.There is gap between the concrete column 1 and the upper surface of the foundation 12.The longitudinal direction
The upper end of reinforcing bar 4 is stretched into described annular groove.The basic groove 9 is docked with pier bottom groove 8.The grout lines 10
One end mouth of pipe is covered by concrete column 1, the other end mouth of pipe is not covered by concrete column 1.
Poured into by described hole 11 and/or grout lines 10 to the space between concrete column 1 and foundation 12
Grouting material 7.The grouting material 7 is filled with annular groove, forms grout sleeve 6.
Claims (5)
1. a kind of assembled solid steel tube constrains reinforced column squat pier, it is characterised in that:Including the coagulation being prefabricated in the factory
The foundation (12) of earth pillar (1) and site operation；
Concrete column (1) outside steel pipe (2)；The lower surface of the concrete column (1) has pier bottom groove (8) and grouting set
Cylinder (6)；
When pier bottom groove (8) is precast concrete column (1), the center formed in concrete column (1) lower surface center
Hole；Before the grout sleeve (6) is formed, a ring need to be reserved in concrete column (1) lower surface at precast concrete column (1)
Around the annular groove of pier bottom groove (8)；
The outer surface of the steel pipe (2) has several holes (11)；The outer surface of these holes (11) connection steel pipe (2) and ring
Connected in star；
The foundation (12) is by concreting, its internal pre-buried some longitudinal reinforcement (4) and shaped steel shear key (3)；This
The upper surface of foundation (12) is exposed in the upper end of a little longitudinal reinforcements (4), and surrounds a border circular areas；The shaped steel shear key
(3) upper surface of foundation (12), and the center in the border circular areas are also exposed in upper end；
At least one grout lines (10) are reserved in the foundation (12)；
When the concrete column (1) is lifted into above the foundation (12), lower end and the base of the steel pipe (2)
The upper surface of plinth part (12)；There is gap between the upper surface of the concrete column (1) and the foundation (12)；
The upper end of the longitudinal reinforcement (4) is stretched into described annular groove；Pier bottom groove is stretched into the upper end of the shaped steel shear key (3)
(8) in；One end mouth of pipe of the grout lines (10) is covered by concrete column (1), the other end mouth of pipe is not by concrete column (1)
Covering；
By described hole (11) and/or grout lines (10) to the space between concrete column (1) and foundation (12)
Pour into grouting material (7)；The grouting material (7) is filled with annular groove, forms grout sleeve (6).
2. a kind of assembled solid steel tube constrains reinforced column squat pier, it is characterised in that:Including the coagulation being prefabricated in the factory
The foundation (12) of earth pillar (1) and site operation；
Concrete column (1) outside steel pipe (2)；The lower surface of the concrete column (1) has pier bottom groove (8) and grouting set
Cylinder (6)；
When pier bottom groove (8) is precast concrete column (1), the center formed in concrete column (1) lower surface center
Hole；Before the grout sleeve (6) is formed, a ring need to be reserved in concrete column (1) lower surface at precast concrete column (1)
Around the annular groove of pier bottom groove (8)；
The outer surface of the steel pipe (2) has several holes (11)；The outer surface of these holes (11) connection steel pipe (2) and ring
Connected in star；
The foundation (12) is by concreting, its internal pre-buried some longitudinal reinforcement (4)；These longitudinal reinforcements (4)
The upper surface of foundation (12) is exposed in upper end, and surrounds a border circular areas；The center of the border circular areas has basis recessed
Groove (9)；
At least one grout lines (10) are reserved in the foundation (12)；
When the concrete column (1) is lifted into above the foundation (12), lower end and the base of the steel pipe (2)
The upper surface of plinth part (12)；There is gap between the upper surface of the concrete column (1) and the foundation (12)；
The upper end of the longitudinal reinforcement (4) is stretched into described annular groove；The basic groove (9) is docked with pier bottom groove (8)；Institute
One end mouth of pipe for stating grout lines (10) is not covered by concrete column (1) covering, the other end mouth of pipe by concrete column (1)；
By described hole (11) and/or grout lines (10) to the space between concrete column (1) and foundation (12)
Pour into grouting material (7)；The grouting material (7) is filled with annular groove, forms grout sleeve (6).
3. a kind of assembled solid steel tube 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 solid steel tube 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 solid steel tube 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621268105.6U CN206359882U (en) | 2016-11-23 | 2016-11-23 | A kind of assembled solid steel tube constrains reinforced column squat pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621268105.6U CN206359882U (en) | 2016-11-23 | 2016-11-23 | A kind of assembled solid steel tube constrains reinforced column squat pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206359882U true CN206359882U (en) | 2017-07-28 |
Family
ID=59373082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621268105.6U Withdrawn - After Issue CN206359882U (en) | 2016-11-23 | 2016-11-23 | A kind of assembled solid steel tube constrains reinforced column squat pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206359882U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086136A (en) * | 2016-11-23 | 2018-05-29 | 重庆市中科大业建筑科技有限公司 | A kind of assembled solid steel tube constrains reinforced column squat pier |
| CN111021234A (en) * | 2019-12-18 | 2020-04-17 | 重庆大学 | Self-resetting circular steel tube restrained reinforced concrete pier externally-wrapped column base node |
-
2016
- 2016-11-23 CN CN201621268105.6U patent/CN206359882U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108086136A (en) * | 2016-11-23 | 2018-05-29 | 重庆市中科大业建筑科技有限公司 | A kind of assembled solid steel tube constrains reinforced column squat pier |
| CN108086136B (en) * | 2016-11-23 | 2023-10-27 | 重庆市中科大业建筑科技有限公司 | Assembled solid steel pipe constraint reinforced concrete column short pier |
| CN111021234A (en) * | 2019-12-18 | 2020-04-17 | 重庆大学 | Self-resetting circular steel tube restrained reinforced concrete pier externally-wrapped column base node |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170728 Effective date of abandoning: 20231027 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170728 Effective date of abandoning: 20231027 |