CN205443946U - Connected system of bridge prefabrication roof beam and pier - Google Patents
Connected system of bridge prefabrication roof beam and pier Download PDFInfo
- Publication number
- CN205443946U CN205443946U CN201521134606.0U CN201521134606U CN205443946U CN 205443946 U CN205443946 U CN 205443946U CN 201521134606 U CN201521134606 U CN 201521134606U CN 205443946 U CN205443946 U CN 205443946U
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- Prior art keywords
- bridge
- pier
- precast beam
- connection system
- bearing
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Abstract
The utility model relates to a connected system of bridge prefabrication roof beam and pier for be connected bridge prefabrication roof beam and pier, connected system includes bridge beam supports, slope leveling frame and support base stone, slope leveling frame fixed connection at the lower surface of bridge prefabrication roof beam, just bridge prefabrication roof beam upper surface slope set up, slope leveling frame constitute by frame and the bottom plate of welding in the frame, the bottom plate level set up, support base stone fixed connection on the pier, bridge beam supports lower extreme be connected with support base stone, the upper end is connected with the bottom plate on the slope leveling frame. Compared with the prior art, the utility model has the advantages of make things convenient for bridge prefabrication roof beam breast slope adjustment, make things convenient for the precast beam erect construction, bridge on substructure be connected reliably with bridge beam supports.
Description
Technical field
This utility model relates to a kind of bridge precast beam mounting structure, especially relates to the connection system of a kind of bridge precast beam and pier.
Background technology
nullAt present，In bridge construction，Due to the design of road vertical curve make bridge beam body exist vertical bridge to the gradient，Owing to draining etc. needs bridge beam body to there is also the gradient of direction across bridge，And each beam body longitudinal gradient of same path is the most different，When beam body is precast beam，Need to make on unified horizontal pedestal at beam making field，Therefore every precast beam can only be fabricated to horizontal beam body，Transport behind scene by beam body tilting set up into vertical、The beam of horizontal wall inscription，When the soffit of beam body tilting rear support position is it cannot be guaranteed that be level，And be to ensure bearing energy uniform stressed、Effectively transmit upper load，Bearing top、Bottom surface must assure that again level，And with beam at the bottom of closely connected，Usually reach effect closely connected with bearing top level at the bottom of beam，It is usually the steel plate of first pre-buried one piece of uniform thickness at the bottom of beam when prefabrication of beam，Indulging further according to beam、The wedge-shaped steel plate of horizontal wall inscription machining one piece not uniform thickness，First wedge-shaped steel plate is welded with pre-embedded steel slab when beam body sets up，And bearing is placed on the bearing pad stone of pier structure，Then by after on erection of precast beams to bearing，Again bearing upper steel plate is welded with wedge-shaped steel plate，Twice welding is weldering of facing upward，Welding difficulty，Welding quality cannot be ensured，Speed of application is slow，And after beam body sets up on bearing，Beam base space is narrow and small，Often four limits of steel plate are caused all to be welded in place because of construction space deficiency，When producing bigger horizontal loading between bridge and bearing，Due to problems of welded quality，Weld seam cannot bear horizontal force，The risk of bearing and the horizontal changing of the relative positions of beam body generation can be made，When beam body longitudinal gradient is bigger，For ensureing that wedge-shaped steel plate still has certain thickness on relatively thin one side，Then need to use the thickest steel plate to carry out machining，Steel using amount is bigger，Uneconomical.
Utility model content
Defect that the purpose of this utility model is contemplated to overcome above-mentioned prior art to exist and the connection system of accurate, the safe and reliable bridge precast beam of a kind of quick construction and pier is provided.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of bridge precast beam and the connection system of pier, for bridge precast beam is connected with pier, connection system includes bridge pad, gradient leveling framework and bearing pad stone, described gradient leveling framework is fixedly connected on the lower surface of bridge precast beam, and described bridge precast beam upper surface is obliquely installed, described gradient leveling framework is made up of framework and welding base plate in the frame, described floor level is arranged, described bearing pad stone is fixedly connected on pier, described bridge pad lower end is connected with bearing pad stone, upper end is connected with the base plate on gradient leveling framework.
The framework of described gradient leveling framework is made up of four pieces of side Plate Weldings, and described base plate is welded on inside four blocks of side steel plates, and four blocks of described side steel plates and base plate are all embedded in bridge precast beam lower surface, and base plate forms angle with bridge precast beam lower surface.
The upper surface of described bridge precast beam is parallel with lower surface.
Being reserved with bolt hole on described base plate, and be welded with nut on bolt hole, be connected by bolt on bearing between described bridge pad and base plate, on described bearing, bolt passing through bolt hole is also and nut screwing clamping, bolt hole and nut are at least respectively arranged with 4.
Described plate upper surface is welded with anchor bar.
It is reserved with on described bearing pad stone and pier and places the lower bolt box of bolt under bearing, being connected by bolt under bearing between described bridge pad with bearing pad stone and pier, under described bearing, bolt through bridge pad and is deep in the bolt box on bearing pad stone and pier.
Leave an interval between described bearing pad stone and bridge pad, fill grouting material in this interval and form cushion block.
Grouting material is filled in bolt box on described bearing pad stone and pier.
Described grouting material uses the strongest epoxy resin mortar of ungauged regions.
Connection system is additionally provided with the temporary support columns for assisting supporting bridge precast beam.
When using connection system of the present utility model, first temporary support columns is arranged on pier, bridge precast beam is shelved for temporarily, to facilitate the connection construction between bridge pad and pier and bridge precast beam, then bolt on bearing is utilized to be anchored on by bridge pad on gradient leveling framework, again the bridge precast beam being provided with bridge pad is held in temporary support columns, and bolt under bearing is aligned through bridge pad and penetrates in lower bolt box, then filling grout in lower bolt box, after grouting material sealing reaches design strength, remove temporary support columns.
Compared with prior art, this utility model has the following advantages and beneficial effect:
(1) gradient leveling framework is set up, it is possible to while making bridge precast beam upper surface be obliquely installed so that the base plate being connected with bridge pad upper end becomes to be horizontally disposed with, being easy to the firm installation of bridge pad, make simple, error is little, quality is easily guaranteed that, steel using amount is few, high financial profit.
(2) bridge pad is connected with top and the bottom structure by bolt, bridge pad lower end is by pouring certain thickness cushion block and closely knit to mud jacking in lower bolt box, make the base-plate can be the most closely connected with bearing pad stone, and due to the effect of gradient leveling framework, the power that superstructure is delivered on bearing can be evenly transferred on bearing pad stone, connected mode is reliable and secure, reduces structural loss risk.
(3), by arranging temporary support columns, bridge precast beam is made first to be shelved in temporary support columns, lifting machine can continue turnover and use so that scene has room and time to carry out the connection of bearing and substructure, and speed of application is fast, construction quality is guaranteed, it is ensured that engineering is smoothed out.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation when bridge precast beam is installed of the present utility model；
Fig. 3 is the three dimensional structure schematic diagram of gradient leveling framework；
Fig. 4 is gradient leveling framework plan structure schematic diagram；
Fig. 5 is gradient leveling framework main TV structure schematic diagram；
In figure, bolt box, 10-grouting material, 11-side steel plate, 12-base plate, 13-anchor bar under bolt, 9-under bolt, 8-bearing on 1-bridge precast beam, 2-pier, 3-bridge pad, 4-gradient leveling framework, 5-bearing pad stone, 6-temporary support columns, 7-bearing.
Detailed description of the invention
With specific embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment
A kind of bridge precast beam and the connection system of pier, for bridge precast beam 1 is connected with pier 2, as Figure 1-5, connection system includes bridge pad 3, gradient leveling framework 4 and bearing pad stone 5, gradient leveling framework 4 is fixedly connected on the lower surface of bridge precast beam 1, and bridge precast beam 1 upper surface is obliquely installed, gradient leveling framework 4 is made up of framework and welding base plate 12 in the frame, base plate 12 is horizontally disposed with, bearing pad stone 5 is fixedly connected on pier 2, bridge pad 3 lower end is connected with bearing pad stone 5, upper end is connected with the base plate 12 on gradient leveling framework 4.
The framework of gradient leveling framework 4 is welded to form by four blocks of side steel plates 11, and base plate 12 is welded on inside four blocks of side steel plates 11, and four blocks of side steel plates 11 are all embedded in bridge precast beam 1 lower surface with base plate 12, and base plate 12 forms angle with bridge precast beam 1 lower surface.The upper surface of bridge precast beam 1 is parallel with lower surface.Being reserved with bolt hole on base plate 12, and be welded with nut on bolt hole, be connected by bolt 7 on bearing between bridge pad 3 with base plate 12, on bearing, through bolt hole, also and nut screwing clamping, bolt hole and nut are at least respectively arranged with 4 to bolt 7.Base plate 12 upper surface is welded with anchor bar.
It is reserved with on bearing pad stone 5 and pier 2 and places the lower bolt box 9 of bolt 8 under bearing, being connected by bolt 8 under bearing between bridge pad 3 with bearing pad stone 5 and pier 2, under bearing, bolt 8 through bridge pad 3 and is deep in the lower bolt box 9 on bearing pad stone 5 and pier 2.
Leave an interval between bearing pad stone 5 and bridge pad 3, fill grouting material 10 in this interval and form cushion block.Grouting material 10 is filled in bolt box 9 on bearing pad stone 5 and pier 2.Grouting material 10 uses the strongest epoxy resin mortar of ungauged regions.Connection system is additionally provided with the temporary support columns 6 for assisting supporting bridge precast beam 1.
Build a bridge precast beam 1 time, first temporary support columns 6 is arranged on pier 2, bridge precast beam 1 is shelved for temporarily, to facilitate the connection construction between bridge pad 3 and pier 2 and bridge precast beam 1, then bolt 7 on bearing is utilized to be anchored on by bridge pad 3 on gradient leveling framework 4, again the bridge precast beam 1 being provided with bridge pad 3 is held in temporary support columns 6, and bolt under bearing 8 is aligned through bridge pad 3 and penetrates in lower bolt box 9, then filling grout 10 in lower bolt box 9, after grouting material 10 sealing reaches design strength, remove temporary support columns.
Although content of the present utility model has been made to be discussed in detail by above preferred embodiment, but it should be appreciated that above example is only in order to illustrate the technical solution of the utility model and unrestricted.After those skilled in the art has read foregoing description, in the form and details it can be made various amendment and replacement, but protection domain of the present utility model should be limited to the appended claims.
Claims (10)
1. a bridge precast beam and the connection system of pier, for bridge precast beam (1) is connected with pier (2), it is characterized in that, connection system includes bridge pad (3), gradient leveling framework (4) and bearing pad stone (5), described gradient leveling framework (4) is fixedly connected on the lower surface of bridge precast beam (1), and described bridge precast beam (1) upper surface is obliquely installed, described gradient leveling framework (4) is made up of framework and welding base plate (12) in the frame, described base plate (12) is horizontally disposed with, described bearing pad stone (5) is fixedly connected on pier (2), described bridge pad (3) lower end is connected with bearing pad stone (5), upper end is connected with the base plate (12) in gradient leveling framework (4).
A kind of bridge precast beam the most according to claim 1 and the connection system of pier, it is characterized in that, the framework of described gradient leveling framework (4) is welded to form by four pieces of side steel plates (11), described base plate (12) is welded on four pieces of side steel plate (11) inner sides, four pieces of described side steel plates (11) and base plate (12) are all embedded in bridge precast beam (1) lower surface, and base plate (12) forms angle with bridge precast beam (1) lower surface.
A kind of bridge precast beam the most according to claim 2 and the connection system of pier, it is characterised in that the upper surface of described bridge precast beam (1) is parallel with lower surface.
A kind of bridge precast beam the most according to claim 1 and the connection system of pier, it is characterized in that, it is reserved with bolt hole on described base plate (12), and on bolt hole, it is welded with nut, being connected by bolt (7) on bearing between described bridge pad (3) and base plate (12), on described bearing, bolt (7) is through bolt hole and nut screwing clamping.
A kind of bridge precast beam the most according to claim 1 and the connection system of pier, it is characterised in that described base plate (12) upper surface is welded with anchor bar (13).
A kind of bridge precast beam the most according to claim 1 and the connection system of pier, it is characterized in that, all it is reserved with on described bearing pad stone (5) and pier (2) and places the lower bolt box (9) of bolt (8) under bearing, being connected by bolt (8) under bearing between described bridge pad (3) with bearing pad stone (5) and pier (2), under described bearing, bolt (8) through bridge pad (3) and is deep into the bolt box (9) on bearing pad stone (5) and pier (2) Nei.
A kind of bridge precast beam the most according to claim 6 and the connection system of pier, it is characterized in that, leave an interval between described bearing pad stone (5) and bridge pad (3), fill grouting material (10) in this interval and form cushion block.
A kind of bridge precast beam the most according to claim 7 and the connection system of pier, it is characterised in that in the bolt box (9) on described bearing pad stone (5) and pier (2), fill grouting material (10).
A kind of bridge precast beam the most according to claim 8 and the connection system of pier, it is characterised in that described grouting material (10) uses the strongest epoxy resin mortar of ungauged regions.
A kind of bridge precast beam the most according to claim 1 and the connection system of pier, it is characterised in that connection system is additionally provided with the temporary support columns (6) for assisting supporting bridge precast beam (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134606.0U CN205443946U (en) | 2015-12-30 | 2015-12-30 | Connected system of bridge prefabrication roof beam and pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521134606.0U CN205443946U (en) | 2015-12-30 | 2015-12-30 | Connected system of bridge prefabrication roof beam and pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205443946U true CN205443946U (en) | 2016-08-10 |
Family
ID=56599348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521134606.0U Expired - Fee Related CN205443946U (en) | 2015-12-30 | 2015-12-30 | Connected system of bridge prefabrication roof beam and pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205443946U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758737A (en) * | 2017-01-20 | 2017-05-31 | 安徽省交通建设股份有限公司 | Transverse prestress overall with reinforced concrete bridge deck slab plate combination beam and its bridge location construction method of installation |
| CN108797632A (en) * | 2018-08-29 | 2018-11-13 | 中国恩菲工程技术有限公司 | Equipment anchor bolt positioning device and method |
| CN108842531A (en) * | 2018-05-07 | 2018-11-20 | 中铁工程设计咨询集团有限公司 | A kind of cast-in-place track wall construction in the prefabricated lower part in straddle-type monorail tunnel top and its construction method |
| CN108981590A (en) * | 2018-06-13 | 2018-12-11 | 中铁隧道集团二处有限公司 | A kind of high-speed rail precast beam positioning system |
| CN113445431A (en) * | 2021-07-28 | 2021-09-28 | 中铁二十四局集团有限公司 | Anti-slip rapid positioning method for large longitudinal slope beam body |
| CN113584959A (en) * | 2020-04-30 | 2021-11-02 | 比亚迪股份有限公司 | Support for a track beam and track |
| CN113719181A (en) * | 2021-08-16 | 2021-11-30 | 中建科工集团有限公司 | Connecting assembly and connecting method |
| CN114319092A (en) * | 2022-01-14 | 2022-04-12 | 中国铁建大桥工程局集团有限公司 | Connecting device, bridge and mounting method of connecting device |
-
2015
- 2015-12-30 CN CN201521134606.0U patent/CN205443946U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106758737A (en) * | 2017-01-20 | 2017-05-31 | 安徽省交通建设股份有限公司 | Transverse prestress overall with reinforced concrete bridge deck slab plate combination beam and its bridge location construction method of installation |
| CN108842531A (en) * | 2018-05-07 | 2018-11-20 | 中铁工程设计咨询集团有限公司 | A kind of cast-in-place track wall construction in the prefabricated lower part in straddle-type monorail tunnel top and its construction method |
| CN108981590A (en) * | 2018-06-13 | 2018-12-11 | 中铁隧道集团二处有限公司 | A kind of high-speed rail precast beam positioning system |
| CN108981590B (en) * | 2018-06-13 | 2020-10-23 | 中铁隧道集团二处有限公司 | High-speed railway precast beam positioning system |
| CN108797632A (en) * | 2018-08-29 | 2018-11-13 | 中国恩菲工程技术有限公司 | Equipment anchor bolt positioning device and method |
| CN113584959A (en) * | 2020-04-30 | 2021-11-02 | 比亚迪股份有限公司 | Support for a track beam and track |
| CN113445431A (en) * | 2021-07-28 | 2021-09-28 | 中铁二十四局集团有限公司 | Anti-slip rapid positioning method for large longitudinal slope beam body |
| CN113719181A (en) * | 2021-08-16 | 2021-11-30 | 中建科工集团有限公司 | Connecting assembly and connecting method |
| CN114319092A (en) * | 2022-01-14 | 2022-04-12 | 中国铁建大桥工程局集团有限公司 | Connecting device, bridge and mounting method of connecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20211230 |