CN208167502U - Modularization precast pier is laterally assembled to be constructed - Google Patents
Modularization precast pier is laterally assembled to be constructed Download PDFInfo
- Publication number
- CN208167502U CN208167502U CN201820294377.6U CN201820294377U CN208167502U CN 208167502 U CN208167502 U CN 208167502U CN 201820294377 U CN201820294377 U CN 201820294377U CN 208167502 U CN208167502 U CN 208167502U
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- assembly section
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- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 230000036316 preload Effects 0.000 claims description 7
- 229920006332 epoxy adhesive Polymers 0.000 claims description 5
- 238000009434 installation Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 29
- 238000009417 prefabrication Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 125000000623 heterocyclic group Chemical group 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a kind of lateral assembled construction of modularization precast pier；It includes two sections of lateral middle assembly sections being arranged above and below, and two sections of lateral middle assembly save the end assembly section that left and right both ends are correspondingly connected with symmetrical structure；Lateral middle assembly section is connect with end assembly section by lateral anchor bolt pretightning force device.The utility model realizes bridge pier laterally assembly, can conveniently realize that bridge pier transverse segment is assembled and be reliably connected, and can adapt to bridge pier prefabrication and assembly construction under complex environment and builds, solves the construction assembly problem of modularization precast pier.The utility model is particularly suitable for the design-build of the prefabricated high pier of complex environment lower moduleization, greatly improves construction efficiency, shortens construction period.Realize that the construction of bridge pier prefabrication and assembly construction provides an effective way for bridge under complex environment.
Description
Technical field
The utility model belongs to technical field of bridge engineering, and in particular to a kind of lateral assembled structure of modularization precast pier
It makes, has the science of bridge building for quickly building demand suitable for various.
Background technique
Now with the industrialized propulsion of Chinese architecture, science of bridge building also starts to advocate industrialization construction, that is, uses factory
The precast assembly component of change carries out bridge construction.Prefabricated assembled bridge can reduce to greatest extent the interference to existing traffic,
Increase working security, reduce environmental pollution, improves construction quality, accelerate speed of application and reduction the life operation phase at
This.The precast assembly technology of domestic bridge superstructure has tended to be mature, and bridge substructure especially bridge pier is prefabricated
Assembling technique is only adopted in Donghai Bridge, Hangzhou Gulf Great Bridge, port Zhuhai and Macao bridge and some urban viaducts using less
With.
Used the science of bridge building of precast assembly bridge pier, construction operation place is usually openr, and bridge pier be mostly in,
Low pier, vertically assembled segment is less for bridge pier, and site condition is easy to use the biggish transport of tonnage, lifting construction mechanical.And multiple
Bridge under heterocycle border, bridge pier is usually higher, and the biggish transport of tonnage, lifting construction machinery hardly enter construction site, bridge pier
The component of small tonnage must be divided by realizing precast assembly just, i.e., bridge pier vertically will not only carry out multi-segmental division, horizontal
To also need carry out segment division.The vertical connecting structure relative maturity of precast assembly bridge pier, therefore, a kind of adaptation modularization are prefabricated
The lateral connection of bridge pier constructs and its construction method is the key that realize bridge pier prefabrication and assembly construction design-build under complex environment.
Summary of the invention
The purpose of this utility model is to provide a kind of prefabricated bridges of modularization for realizing that bridge pier is laterally assembled, construction efficiency is high
Pier is laterally assembled to be constructed.The utility model can conveniently realize being reliably connected for bridge pier transverse segment assembly, energy
It enough adapts to bridge pier prefabrication and assembly construction under complex environment to build, to solve the construction assembly problem of modularization precast pier.
To achieve the above object, the utility model provides the following technical solutions：A kind of modularization precast pier is laterally assembled
Construction；It is characterized in that：Including two sections of lateral middle assembly sections being arranged above and below, two sections of left and right both ends of lateral middle assembly section
It is correspondingly connected with the end assembly section of symmetrical structure；Lateral middle assembly section and end assembly section pass through lateral anchor bolt pretightning force and fill
Set connection.
Lateral middle assembly section and end assembly section are high-strength thin-walled concrete prefabricated element.
Lateral middle assembly section left and right side is embedded with built-in steel-case, the left and right both ends of lateral middle assembly section be equipped with it is built-in
The connection duct of steel case connection；Built-in steel-case is equipped with filter box mouth and vertical box mouth, and built-in steel-case outer surface is laid with socket cap
Peg is acted on enhancing steel box outer wall and concrete binding.
The outer end of end assembly section（One end far from lateral middle assembly section）Equipped with end preformed groove is pre-tightened, it is reserved to pre-tighten end
Slot is corresponding with the horizontal position of built-in steel-case, and assembly section in end is equipped with the end connecting with preload end preformed groove and connects duct；End
Portion connection duct connects with duct is connect；It pre-tightens and is equipped with vertical slot on the inside of the preformed groove of end, outer end is equipped with end face notch.
It is pre-buried fining twisted steel bellows that end, which connects duct with duct is connect,.
Lateral anchor bolt pretightning force device includes anchor pole, pre-tightens end anchorage, fixing end anchorage, pre-tightens end backing plate and fixing end pad
Plate；Anchor pole passes through end connection duct and installs fixing end anchorage and fixing end backing plate, fixing end anchor with duct, anchor pole inner end is connect
Tool is located at built-in steel-case with fixing end backing plate and fixing end backing plate is installed on built-in steel-case vertical box mouth position, anchor pole outer end peace
Dress pre-tightens end anchorage and preload end backing plate and preload end backing plate is installed on and pre-tightens end preformed groove vertical slot position.
Assembled seam crossing between lateral middle assembly section and left and right assembled section is coated with 2mm thickness epoxy adhesive.It is laterally pre-
After the completion of clamp force applies, casting concrete in end preformed groove and built-in steel-case need to pre-tightened.The lateral assembled segment of the utility model
It is reliably connected between end assembly section by lateral anchor bolt pretightning force device completion.
The utility model realizes bridge pier laterally assembly, and the utility model can conveniently realize bridge pier transverse direction
Section assembling is reliably connected, and be can adapt to bridge pier prefabrication and assembly construction under complex environment and is built, solves modularization precast pier
Construction assembly problem.The utility model construction efficiency is high, cross that is convenient, fast, reliably realizing modularization precast pier
To assembly.
The utility model is by applying lateral pretightning force in lateral middle assembly section and end assembly section, easily and efficiently
Realize being reliably connected for the two.Meanwhile 2mm thickness epoxy adhesive is applied between assembled seam and is further enhanced between assembled interface
Friction, cementation.Therefore the utility model is particularly suitable for the design-build of the prefabricated high pier of complex environment lower moduleization, mentions significantly
High construction efficiency shortens construction period.Realize that the construction of bridge pier prefabrication and assembly construction provides an effectively way for bridge under complex environment
Diameter can promote bridge product quality, and it is horizontal to improve bridge prefabrication chemical industryization.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of lateral middle assembly section；
Fig. 3 is the structural schematic diagram of end assembly section；
Fig. 4 is lateral middle assembly section and end assembly section connection relationship diagram；
Fig. 5 is A-A sectional view of Fig. 4；
Fig. 6 is B-B sectional view of Fig. 5.
In figure：1-lateral middle assembly section, 2-built-in steel-cases, 201-filter box mouths, 202-socket cap pegs, 3-
Assembled seam, 4-preload end preformed grooves, 401-end face notches, 5-anchor poles, 6-preload end anchorages, 7-fixing end anchorages,
8-pre-tighten end backing plate, and 9-fixing end backing plates, 10-connection ducts, 11-ends connect duct, 12-end assembly sections.
Specific embodiment
As shown in Figure 1：A kind of modularization precast pier is laterally assembled to be constructed；Including two sections of lateral middles being arranged above and below
Assembly section 1, two sections of left and right both ends of lateral middle assembly section 1 are correspondingly connected with the end assembly section 12 of symmetrical structure；In transverse direction
Portion's assembly section 1 is connect with end assembly section 12 by lateral anchor bolt pretightning force device.Lateral middle assembly section 1 and end assembly section
12 be high-strength thin-walled concrete prefabricated element.Assembly between lateral middle assembly section 1 and left and right end assembly section 12 connects
It stitches and is coated with 2mm thickness epoxy adhesive at 3.
Referring to fig. 2：1 arranged on left and right sides of lateral middle assembly section is embedded with built-in steel-case 2, and lateral middle assembly section 1 is left and right
Both ends are equipped with the connection duct 10 connecting with built-in steel-case 2；Built-in steel-case 2 is equipped with filter box mouth 201 and vertical box mouth, built-in steel
2 outer surface of case is laid with socket cap peg 202, is acted on enhancing steel box outer wall and concrete binding.
Referring to Fig. 3：The outer end of end assembly section 12, which is equipped with, pre-tightens end preformed groove 4, pre-tightens end preformed groove 4 and built-in steel-case 2
Horizontal position it is corresponding, end assembly section 12 is equipped with and the end connection duct 11 that pre-tightens end preformed groove 4 and connect；End connecting hole
Road 11 connects with duct 10 is connect；It pre-tightens and is equipped with vertical slot on the inside of end preformed groove 4, outer end is equipped with end face notch 401.End
Connection duct 11 is pre-buried fining twisted steel bellows with duct 10 is connect.
Referring to fig. 4 to Fig. 6：Lateral anchor bolt pretightning force device includes anchor pole 5, pre-tightens end anchorage 6, fixing end anchorage 7, pre-tightens
Hold backing plate 8 and fixing end backing plate 9；Anchor pole 5 passes through end connection duct 11 and installs fixing end with duct 10,5 inner end of anchor pole is connect
Anchorage 7 and fixing end backing plate 9, fixing end anchorage 7 is located at built-in steel-case 2 with fixing end backing plate 9 and fixing end backing plate 9 is installed on
The vertical box mouth position of built-in steel-case 2, the installation of 5 outer end of anchor pole, which pre-tightens end anchorage 6 and pre-tightens end backing plate 8 and pre-tighten end backing plate 8, to block
Mounted in the vertical slot position for pre-tightening end preformed groove 4.Anchor pole 5 is made by fining twisted steel, and finish rolling deformed bar is straight in this example
Diameter is 25mm.
Bridge pier lateral middle assembly section 1 and end assembly section 12 are high-strength thin-walled concrete prefabricated element, tank wall thickness
For 45cm, concrete grade C60.
Under self weight, secondary dead load, carload etc. vertically effect, lateral anchor bolt pretightning force device can ensure that bridge pier is entire
Section forms whole coaction.
The construction method of the utility model approximately as：
（1）In pre-fabricated factory precast pier lateral middle assembly section 1 and end assembly section 12：It will be as connection duct 10
Fining twisted steel bellows, built-in steel-case 2 and 9 pre-plugged of fixing end backing plate are to bridge pier lateral middle assembly section 1, and built-in
Lay multiple socket cap pegs 201 in 2 outer surface of steel case；It will be as the fining twisted steel bellows in end connection duct 11, preload
It holds preformed groove 4 and pre-tightens 8 pre-plugged of end backing plate to bridge pier end assembly section 12.Reserved conduct connection duct is connect with end
The fining twisted steel bellows in duct, so that the fining twisted steel as anchor pole passes through；Pre-buried built-in steel-case is finish rolling screw thread
Steel carries out anchoring operation offer construction space after passing through reserving hole channel.The socket cap peg that built-in steel-case outer surface is laid, to increase
The cementation of strong built-in steel-case outer wall and concrete.
（2）Pre-splicing lateral middle assembly section and bridge pier end assembly section at bridge location：In lateral middle assembly section 1 and bridge pier
2mm thickness epoxy adhesive is applied between the assembled seam 3 of end assembly section 12.
（3）Anchorage is installed：Anchor pole 5 is successively penetrated and pre-tightens end backing plate 8, end connection duct 11, connection duct 10 and consolidates
Fixed end backing plate 9, the inner end of anchor pole 5 are placed in built-in steel-case 2 and install fixing end anchorage 7, and it is reserved that the outer end of anchor pole 5 is placed in preload end
Slot 4 simultaneously installs preload end anchorage 6.
（4）Pretightning force is applied to bridge pier transverse direction prefabricated subsection：The pretightning force behaviour of lateral anchor bolt pretightning force device is carried out by root
Make.
（5）Hole path pressure grouting：Hole path pressure grouting operation is carried out to fining twisted steel bellows.
（6）Sealing off and covering anchorage：Sealing off and covering anchorage is given to 2 casting concrete of built-in steel-case from filter box mouth 201；From end face notch 401
Sealing off and covering anchorage is given to 4 casting concrete of end preformed groove is pre-tightened.
Claims (8)
- It is constructed 1. a kind of modularization precast pier is laterally assembled, it is characterised in that：Two sections of lateral middles including being arranged above and below are spelled Dress section（1）, two sections of lateral middle assembly sections（1）Left and right both ends are correspondingly connected with the end assembly section of symmetrical structure（12）；Laterally Middle part assembly section（1）With end assembly section（12）It is connected by lateral anchor bolt pretightning force device.
- It is constructed 2. a kind of modularization precast pier as described in claim 1 is laterally assembled, it is characterised in that：Lateral middle is assembled Section（1）Arranged on left and right sides is embedded with built-in steel-case（2）, lateral middle assembly section（1）Left and right both ends are equipped with and built-in steel-case（2）Even The connection duct connect（10）；Built-in steel-case（2）Equipped with filter box mouth 201 and vertical box mouth.
- It is constructed 3. a kind of modularization precast pier as claimed in claim 2 is laterally assembled, it is characterised in that：Built-in steel-case（2） Outer surface is laid with socket cap peg（202）.
- It is constructed 4. a kind of modularization precast pier as claimed in claim 3 is laterally assembled, it is characterised in that：End assembly section （12）Outer end be equipped with pre-tighten end preformed groove（4）, pre-tighten end preformed groove（4）With built-in steel-case（2）Horizontal position it is corresponding, end Assembly section（12）Equipped with pre-tighten end preformed groove（4）The end of connection connects duct（11）；End connects duct（11）With connection Duct（10）It connects；Pre-tighten end preformed groove（4）Inside is equipped with vertical slot, outer end is equipped with end face notch（401）.
- It is constructed 5. a kind of modularization precast pier as claimed in claim 4 is laterally assembled, it is characterised in that：Lateral anchor bolt pre-tightens Power device includes anchor pole（5）, pre-tighten end anchorage（6）, fixing end anchorage（7）, pre-tighten end backing plate（8）With fixing end backing plate（9）；Anchor Bar（5）Duct is connected across end（11）With connect duct（10）, anchor pole（5）Inner end is installed by fixing end anchorage（7）With fixing end Backing plate（9）, fixing end anchorage（7）With fixing end backing plate（9）Positioned at built-in steel-case（2）And fixing end backing plate（9）It is installed on built-in Steel case（2）Vertical box mouth position, anchor pole（5）Outer end installation pre-tightens end anchorage（6）With preload end backing plate（8）And pre-tighten end pad Plate（8）It is installed on and pre-tightens end preformed groove（4）Vertical slot position.
- It is constructed 6. a kind of modularization precast pier as claimed in claim 5 is laterally assembled, it is characterised in that：End connects duct （11）With connect duct（10）For pre-buried fining twisted steel bellows；Anchor pole（5）It is made by fining twisted steel.
- 7. laterally assembly constructs a kind of modularization precast pier as described in claim 1 to 6 any one, it is characterised in that： Lateral middle assembly section（1）With end assembly section（12）Between assembled seam（3）Place is coated with 2mm thickness epoxy adhesive.
- It is constructed 8. a kind of modularization precast pier as claimed in claim 7 is laterally assembled, it is characterised in that：Lateral middle is assembled Section（1）With end assembly section（12）It is high-strength thin-walled concrete prefabricated element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820294377.6U CN208167502U (en) | 2018-03-02 | 2018-03-02 | Modularization precast pier is laterally assembled to be constructed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820294377.6U CN208167502U (en) | 2018-03-02 | 2018-03-02 | Modularization precast pier is laterally assembled to be constructed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208167502U true CN208167502U (en) | 2018-11-30 |
Family
ID=64385480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820294377.6U Withdrawn - After Issue CN208167502U (en) | 2018-03-02 | 2018-03-02 | Modularization precast pier is laterally assembled to be constructed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208167502U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108411770A (en) * | 2018-03-02 | 2018-08-17 | 中国市政工程西北设计研究院有限公司 | The lateral anchor bolts of modularization precast pier construct and its construction method |
| CN109853365A (en) * | 2019-03-18 | 2019-06-07 | 北京工业大学 | A kind of high pier construction of modularization prefabrication and assembly construction based on high-strength bolt connection and production method |
-
2018
- 2018-03-02 CN CN201820294377.6U patent/CN208167502U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108411770A (en) * | 2018-03-02 | 2018-08-17 | 中国市政工程西北设计研究院有限公司 | The lateral anchor bolts of modularization precast pier construct and its construction method |
| CN108411770B (en) * | 2018-03-02 | 2023-12-08 | 中国市政工程西北设计研究院有限公司 | Transverse anchor bolt connection structure of modularized precast pier and construction method thereof |
| CN109853365A (en) * | 2019-03-18 | 2019-06-07 | 北京工业大学 | A kind of high pier construction of modularization prefabrication and assembly construction based on high-strength bolt connection and production method |
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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: 20181130 Effective date of abandoning: 20231208 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181130 Effective date of abandoning: 20231208 |