CN106368117A - Assembling method for bridge stand column and bearing platform - Google Patents
Assembling method for bridge stand column and bearing platform Download PDFInfo
- Publication number
- CN106368117A CN106368117A CN201610864740.9A CN201610864740A CN106368117A CN 106368117 A CN106368117 A CN 106368117A CN 201610864740 A CN201610864740 A CN 201610864740A CN 106368117 A CN106368117 A CN 106368117A
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- China
- Prior art keywords
- cushion cap
- column
- bridge column
- bridge
- piece
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- 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
- E02D27/14—Pile framings, i.e. piles assembled to form the substructure
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses an assembling method for a bridge stand column and a bearing platform. The method includes the following steps that the bridge stand column and the bearing platform are pretreated; the bridge stand column and the bearing platform are preassembled; the bridge stand column and the bearing platform are assembled, and a joint of the bridge stand column and the bearing platform is constructed with joint materials; and the bridge stand column and the bearing platform are treated after assembling, specifically, after the joint materials reach the preset strength, a grouting device is used for compressing high-strength mortar into a metal corrugated pipe mortar inlet in the bearing platform till the mortar comes out from a mortar outlet, and after mortar compressing of all metal corrugated pipes is completed, epoxy mortar is poured around the joint of the bearing platform and the bridge stand column for sealing, so that assembling construction of the bridge stand column and the bearing platform is completed. The construction period can be shortened, the influence on the surroundings can be reduced, the concrete pouring quality can be better controlled, and the construction cost is low.
Description
Technical field
The present invention relates to bridge structure technical field is and in particular to the assembling method of a kind of bridge column and cushion cap.
Background technology
Bridge column generally adopts cast in place process at present, that is, after the completion of pile foundation construction, simultaneously pre- in colligation cushion cap reinforcing bar
Bury part column reinforcing bar, complete the cast of cushion cap concrete, maintenance terminates rear colligation column reinforcing bar, then carries out pouring of column concrete
Note, general column construction about needs maintenance 7 days, and that is, in prior art, the site operation cycle is long, big on surrounding enviroment impact,
On-site concrete casting quality is simultaneously unstable.
Content of the invention
It is an object of the invention to provide a kind of bridge column and the assembling method of cushion cap, construction period can be shortened, and
The impact to surrounding enviroment can be reduced, and can preferably control concrete casting quality, and low engineering cost.
In order to achieve the above object, the present invention is achieved through the following technical solutions: the assembly of a kind of bridge column and cushion cap
Method, is characterized in, described bridge column comprises some column reinforcing bars stretching out described bridge column bottom, and described holds
The top of platform is provided with the groove of a carrying described bridge column bottom plane, pre-buried some metals in the plane of described groove
Corrugated tube, the described length direction of metal bellowss is paralleled with the vertical direction of described cushion cap, and metal bellowss
The mouth of pipe is flushed with the top planes of cushion cap groove, the position of the described position of metal bellowss and quantity and column reinforcing bar and number
Amount is corresponding, and this assembling method comprises the steps of
S1, pretreatment is carried out to bridge column and cushion cap, pre-treatment step comprises, and pile foundation is constructed, in cushion cap
In metal bellowss, provisions for grouting is installed, and the Mosaic face of bridge column and cushion cap is cleared up；
S2, preassembling is carried out to bridge column and cushion cap, preassembling step comprises, by the column reinforcing bar of bridge column bottom
The mouth of pipe insertion of the metal bellowss of be aligned cushion cap, places several jack in the outside of cushion cap groove circumference, and in bridge
The pre-buried bolt device corresponding with jack of circumference at bridge column bottom first predeterminable range for the column, and in bolt dress
Put installation jack top ferrum；
S3, assembly is carried out to bridge column and cushion cap, assembled step comprises, and jack top ferrum is temporarily fixed on jack
On, in place after, the perpendicularity of bridge column and absolute altitude are adjusted by jack, after the completion of regulation, jack are locked, and lifted
Bridge column, is constructed to the piece of bridge column and cushion cap using piece material, after the completion of piece construction, by jack top
Pulvis ferri (ferrosic oxide) is on the jack regulating；
S4, assembled post processing is carried out to bridge column and cushion cap, assembled post-processing step comprises, and piece material reaches default
After intensity, high-strength mortar is pressed into the metal bellowss pulp inlet in cushion cap by provisions for grouting, until grout outlet pulp, completes
All after metal bellowss mud jacking, around the piece of cushion cap and bridge column, the sealing of cast epoxy resin mortar, completes bridge column
Assembling construction with cushion cap.
In described step s1, described bridge column is precast construction, and described cushion cap is precast construction or cast-in-place knot
Structure.
In described step s3, construction is carried out to the piece of bridge column and cushion cap and comprises:
Using seat slurry processes, the piece of bridge column and cushion cap is constructed, in metal bellowss position, slurry check ring is installed,
Place a cushion block, laying high-strength mortar in cushion cap groove in the centre position of cushion cap groove, the thickness of laying high-strength mortar should
Exceed more than cushion block second predeterminable range.
In described step s3, construction is carried out to the piece of bridge column and cushion cap and comprises:
Using epoxy piece glue, the piece of bridge column and cushion cap is constructed, install to stop in metal bellowss position and starch
Circle, places a cushion block in the centre position of cushion cap groove, lays epoxy piece glue in cushion cap groove, laying epoxy piece glue
Thickness should exceed more than cushion block the 3rd predeterminable range.
The diameter of described column reinforcing bar is not less than 22mm；Described column reinforcing bar adopt hrb400 spiral or
One of hrb500 spiral.
The diameter of described column reinforcing bar may be selected one of 22mm, 25mm, 28mm, 32mm, 36mm, 40mm.
The length range that described column reinforcing bar stretches out bridge column bottom be 20 times～40 times of column bar diameter it
Between.
The wall thickness of described metal bellowss is between 0.4mm～2mm；Between a height of 3.1mm～5mm of rib.
The depth bounds that described metal bellowss imbed in cushion cap is between 20 times～40 times of column bar diameter.
The inside diameter ranges of described metal bellowss are between the 20mm～40mm more than column bar diameter.
The assembling method of a kind of present invention bridge column and cushion cap compared with prior art has the advantage that and adopts bridge
Column bottom stretches out the connected mode of the column reinforcing bar insertion cushion cap of certain length, convenient and quick construction, greatly shortens construction week
Phase, bridge column both can be made to meet the conventional protection layers thickness that specification specifies, also can ensure the self-stability in work progress；This
Bright convenient and quick construction, job site no support, no template, a large amount of field cast-in-place quantities switch to prefabricated in factory completing, singly
Individual 1～2 hour of bridge column assembly can complete, thus is substantially shorter the live duration, reduces the requirement to construction site,
The factor of impact surrounding enviroment of noise, dust, light, sewage etc. and the negative effect to traffic when can reduce construction；Due to
It is that plant produced makes, component quality is stablized controlled, it is advantageously ensured that the quality of component and dimensional accuracy, and as much as possible adopts
Use mechanized construction；The top of cushion cap arranges the groove of certain depth, for accommodating the bottom of bridge column, with bridge column bottom
Portion splices, and bridge column and the piece of cushion cap can be made to be less than cushion cap top surface, make piece position avoid bridge column stress maximum,
And have certain wedge action；Connect low price using metal bellowss, it is possible to decrease construction costs；Because bridge column is prefabricated
After to deposit a period of time, therefore existing certain age when mounted, concrete shrinkage, the deformation causing of creeping can be reduced；This
Invention all has higher promotional value in aspects such as the suitability, economy, crudy, construction periods.
Brief description
Fig. 1 is the overall structure diagram of bridge column；
Fig. 2 is the a-a of Fig. 1 to sectional view；
Fig. 3 is the annexation schematic diagram of bridge column and cushion cap；
Fig. 4 is the top view of cushion cap；
Fig. 5 is the schematic diagram that bridge column and cushion cap carry out pre-treatment step；
Fig. 6 is the schematic diagram that bridge column and cushion cap carry out preassembling step；
Fig. 7 is the schematic diagram that bridge column and cushion cap carry out assembled post-processing step；
Fig. 8 is bridge column and the sectional view of cushion cap assembly position；
Fig. 9 is the b-b of Fig. 8 to schematic diagram.
Specific embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As shown in Figure 1 to 4, a kind of bridge column and the assembled device of cushion cap are it is characterised in that stand for assembled bridge
Post 100 and cushion cap 200, this assembled device comprises: stretches out some root post reinforcing bars 101 of described bridge column 100 bottom；Pre-buried
The length direction of the metal bellowss 201 described in some metal bellowss 201 in cushion cap 200 and described cushion cap 200
Vertical direction is parallel；The described position of metal bellowss 201 and quantity are relative with the position of column reinforcing bar 101 and quantity
Should；When described bridge column 100 carries out assembly with cushion cap 200, described column reinforcing bar 101 is corresponding to insert metal bellowss
In 201, afterwards, the edge joint position in described bridge column 100 and cushion cap 200 arranges piece material 600, described piece material
600 select one of high-strength mortar or epoxy piece glue.
In the present embodiment, it is preferred that the diameter of described column reinforcing bar 101 according to design calculate depending on, typically not little
In 22mm it is preferable that the diameter of described column reinforcing bar 101 may be selected in 22mm, 25mm, 28mm, 32mm, 36mm, 40mm
A kind of；Described column reinforcing bar 101 adopts one of hrb400 spiral or hrb500 spiral.
In the present embodiment, it is preferred that the length range that described column reinforcing bar 101 stretches out bridge column 100 bottom is
Between 20 times of column bar diameter～40 times.
In the present embodiment, it is preferred that the top of described cushion cap 200 is provided with a carrying described bridge column 100 bottom
The groove 202 of plane, described metal bellowss 201 are arranged in described cushion cap 200, and the mouth of pipe of metal bellowss 201
Flush with the top planes of cushion cap groove 201；As shown in figure 8, being cushion cap and bridge column stitching position sectional view, bridge column
It is 2cm with the piece of cushion cap, the depth of groove 201 is 5cm, and the planar dimension of groove 201 breaks than bridge column 100 bottom
Big 3cm～the 5cm in face.
In the present embodiment, it is preferred that the wall thickness of described metal bellowss 201 is between 0.4mm～2mm；Rib is a height of
Between 3.1mm～5mm.
In the present embodiment, it is preferred that the depth bounds that described metal bellowss 201 imbed in cushion cap is column reinforcing bar
It is preferable that the inside diameter ranges of described metal bellowss 201 are more than column bar diameter between 20 times of diameter～40 times
Between 20mm～40mm.
In conjunction with the assembled device of a kind of above-mentioned bridge column and cushion cap, the invention also discloses a kind of bridge column with hold
The assembling method of platform, comprises the steps of, and with reference to shown in Fig. 5～Fig. 9:
S1, pretreatment is carried out to bridge column 100 and cushion cap 200, pre-treatment step comprises, and pile foundation 300 is constructed,
In the metal bellowss 201 of cushion cap 200, provisions for grouting is installed, and the Mosaic face of bridge column 100 and cushion cap 200 is carried out clearly
Reason, as shown in Figure 5；
In the present embodiment, described bridge column 100 is precast construction, and the section of bridge column is by design needs
Fixed, can be any form, described cushion cap 200 is precast construction or cast-in-place structural.
S2, preassembling is carried out to bridge column 100 and cushion cap 200, preassembling step comprises, by bridge column 100 bottom
Column reinforcing bar 101 be aligned cushion cap 200 metal bellowss 201 the mouth of pipe insertion, the outside of cushion cap groove 202 circumference place
Several jack 400, and (to set by very heavy heights of roofs apart from bridge column bottom first predeterminable range in bridge column 100
Fixed, generally 15cm～50cm) place the pre-buried bolt device corresponding with jack 400 of circumference, and installation on bolt device
Jack top ferrum 500, as shown in Figure 6.
S3, assembly is carried out to bridge column 100 and cushion cap 200, assembled step comprises, jack top ferrum 500 is temporarily solid
On jack 400, in place after, the perpendicularity of bridge column 100 and absolute altitude are adjusted by jack 400, after the completion of regulation,
Jack 400 is locked, and lifts bridge column 100, using the piece to bridge column 100 and cushion cap 200 for the piece material 600
Constructed, after the completion of piece construction, jack top ferrum 500 is fallen on the jack 400 regulating.
The piece of bridge column and cushion cap is constructed, piece material 600 is selected in high-strength mortar or epoxy piece glue
One kind；Wherein, piece material 600 comprises for the work progress of high-strength mortar:
Using seat slurry processes, the piece of bridge column 100 and cushion cap 200 is constructed, in metal bellowss 201 position
Slurry check ring 203 is installed, the diameter of slurry check ring 203, than 1cm big more than the nozzle diameter of metal bellowss 201, prevents piece material
600 enter in metal bellowss 201, place a cushion block 204 (thickness is 2cm) in the centre position of cushion cap groove 202, in construction
When it is ensured that the thickness of piece material 600 and the convenient precision adjusting bridge column 100, laying height cushion cap groove 202 in
Strength mortar (c60 high-strength mortar), the thickness of laying high-strength mortar should exceed more than cushion block 204 second predeterminable range (5mm), such as schemes
6 and combine Fig. 8 and Fig. 9 shown in.
Using epoxy piece glue, the piece of bridge column 100 and cushion cap 200 is constructed, in metal bellowss 201
Put installation slurry check ring 203, place a cushion block 204 (thickness is 2mm～5mm), bridge column in the centre position of cushion cap groove 202
100 base plane needs flatness control with the base plane of cushion cap groove 202, and in cushion cap groove 202, laying epoxy is spelled
Seam glue, the thickness of laying epoxy piece glue should exceed more than cushion block 204 the 3rd predeterminable range (2mm).
S4, assembled post processing is carried out to bridge column 10 and cushion cap 200, assembled post-processing step comprises, piece material 600
After reaching preset strength, high-strength mortar (pressure is pressed into metal bellowss 201 pulp inlet 701 in cushion cap 200 by provisions for grouting
Pulp material is c100 high-strength mortar), until grout outlet 702 pulp, after completing whole metal bellowss 201 mud jacking, in cushion cap 200
Seal with cast epoxy resin mortar 800 around the piece of bridge column 100, complete bridge column 100 and the assembly of cushion cap 200 is applied
Work, as shown in Fig. 7～Fig. 9.
Although present disclosure has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that above-mentioned
Description is not considered as limitation of the present invention.After those skilled in the art have read the above, for the present invention's
Multiple modifications and substitutions all will be apparent from.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (10)
1. a kind of bridge column and the assembling method of cushion cap stretch out institute it is characterised in that described bridge column comprises some
State the column reinforcing bar of bridge column bottom, the top of described cushion cap is provided with the recessed of a carrying described bridge column bottom plane
Groove, pre-buried some metal bellowss in the plane of described groove, the described length direction of metal bellowss is held with described
The vertical direction of platform is parallel, and the mouth of pipe of metal bellowss is flushed with the top planes of cushion cap groove, described metal wave
The position of stricture of vagina pipe and quantity are corresponding with the position of column reinforcing bar and quantity, and this assembling method comprises the steps of
S1, pretreatment is carried out to bridge column and cushion cap, pre-treatment step comprises, and pile foundation is constructed, in the metal of cushion cap
In corrugated tube, provisions for grouting is installed, and the Mosaic face of bridge column and cushion cap is cleared up；
S2, preassembling is carried out to bridge column and cushion cap, preassembling step comprises, by the column reinforcing bar be aligned of bridge column bottom
The mouth of pipe insertion of the metal bellowss of cushion cap, places several jack in the outside of cushion cap groove circumference, and in bridge column
The pre-buried bolt device corresponding with jack of circumference at bridge column bottom first predeterminable range, and on bolt device
Jack top ferrum is installed；
S3, assembly is carried out to bridge column and cushion cap, assembled step comprises, and jack top ferrum is temporarily fixed on jack,
After in place, adjust perpendicularity and the absolute altitude of bridge column by jack, after the completion of regulation, jack is locked, and lift bridge
Beam column, is constructed to the piece of bridge column and cushion cap using piece material, after the completion of piece construction, by jack top ferrum
Fall on the jack regulating；
S4, assembled post processing is carried out to bridge column and cushion cap, assembled post-processing step comprises, and piece material reaches preset strength
Afterwards, high-strength mortar is pressed into the metal bellowss pulp inlet in cushion cap by provisions for grouting, until grout outlet pulp, completes all
After metal bellowss mud jacking, around the piece of cushion cap and bridge column, the sealing of cast epoxy resin mortar, completes bridge column and holds
The assembling construction of platform.
2. assembling method as claimed in claim 1 is it is characterised in that in described step s1, described bridge column is pre-
Structure processed, described cushion cap is precast construction or cast-in-place structural.
3. assembling method as claimed in claim 1 is it is characterised in that in described step s3, to bridge column and cushion cap
Piece carries out construction and comprises:
Using seat slurry processes, the piece of bridge column and cushion cap is constructed, in metal bellowss position, slurry check ring is installed, is holding
A cushion block, laying high-strength mortar in cushion cap groove are placed in the centre position of platform groove, and the thickness of laying high-strength mortar should exceed
More than cushion block second predeterminable range.
4. assembling method as claimed in claim 1 is it is characterised in that in described step s3, to bridge column and cushion cap
Piece carries out construction and comprises:
Using epoxy piece glue, the piece of bridge column and cushion cap is constructed, in metal bellowss position, slurry check ring is installed,
Place a cushion block in the centre position of cushion cap groove, lay epoxy piece glue, the thickness of laying epoxy piece glue in cushion cap groove
Degree should exceed more than cushion block the 3rd predeterminable range.
5. assembling method as claimed in claim 1 is it is characterised in that the diameter of described column reinforcing bar is not less than 22mm；Institute
The column reinforcing bar stated adopts one of hrb400 spiral or hrb500 spiral.
6. the assembling method as described in claim 1 or 5 it is characterised in that the diameter of described column reinforcing bar may be selected 22mm,
One of 25mm, 28mm, 32mm, 36mm, 40mm.
7. assembling method as claimed in claim 1 is it is characterised in that described column reinforcing bar stretches out the length of bridge column bottom
Degree scope is between 20 times～40 times of column bar diameter.
8. assembling method as claimed in claim 1 is it is characterised in that the wall thickness of described metal bellowss is 0.4mm～2mm
Between；Between a height of 3.1mm～5mm of rib.
9. assembling method as claimed in claim 1 is it is characterised in that the depth model in cushion cap imbedded by described metal bellowss
Enclose between 20 times～40 times for column bar diameter.
10. assembling method as claimed in claim 1 it is characterised in that the inside diameter ranges of described metal bellowss be more than
Between the 20mm～40mm of column bar diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610864740.9A CN106368117A (en) | 2016-09-29 | 2016-09-29 | Assembling method for bridge stand column and bearing platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610864740.9A CN106368117A (en) | 2016-09-29 | 2016-09-29 | Assembling method for bridge stand column and bearing platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106368117A true CN106368117A (en) | 2017-02-01 |
Family
ID=57897330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610864740.9A Pending CN106368117A (en) | 2016-09-29 | 2016-09-29 | Assembling method for bridge stand column and bearing platform |
Country Status (1)
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| CN (1) | CN106368117A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869017A (en) * | 2017-04-05 | 2017-06-20 | 北京工业大学 | A kind of pier bottom sets the precast assembly bridge pier-cushion cap node connected mode and its practice of flexible layer |
| CN107100078A (en) * | 2017-05-19 | 2017-08-29 | 中国五冶集团有限公司 | A kind of packaged type bridges Precast Pier Columns component installation method |
| CN108894116A (en) * | 2018-07-24 | 2018-11-27 | 中铁十局集团第五工程有限公司 | Prefabricated stand column assembling and construction method |
| CN108978449A (en) * | 2018-08-16 | 2018-12-11 | 福建工程学院 | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve |
| CN109208485A (en) * | 2018-10-17 | 2019-01-15 | 中铁大桥局集团有限公司 | The method for rapidly positioning of positioning device and packaged type bridges Precast Pier Columns |
| CN111996906A (en) * | 2020-09-21 | 2020-11-27 | 山东鲁桥建设有限公司 | Efficient construction method of assembled pier |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106869017A (en) * | 2017-04-05 | 2017-06-20 | 北京工业大学 | A kind of pier bottom sets the precast assembly bridge pier-cushion cap node connected mode and its practice of flexible layer |
| CN107100078A (en) * | 2017-05-19 | 2017-08-29 | 中国五冶集团有限公司 | A kind of packaged type bridges Precast Pier Columns component installation method |
| CN108894116A (en) * | 2018-07-24 | 2018-11-27 | 中铁十局集团第五工程有限公司 | Prefabricated stand column assembling and construction method |
| CN108978449A (en) * | 2018-08-16 | 2018-12-11 | 福建工程学院 | A kind of connector uses the spigot-and-socket construction precast assembly bridge pier of grout sleeve |
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| CN109208485A (en) * | 2018-10-17 | 2019-01-15 | 中铁大桥局集团有限公司 | The method for rapidly positioning of positioning device and packaged type bridges Precast Pier Columns |
| CN111996906A (en) * | 2020-09-21 | 2020-11-27 | 山东鲁桥建设有限公司 | Efficient construction method of assembled pier |
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Application publication date: 20170201 |