CN206736726U - The device of the prefabricated arch ring of nose girder auxiliary erection - Google Patents
The device of the prefabricated arch ring of nose girder auxiliary erection Download PDFInfo
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- CN206736726U CN206736726U CN201720386138.9U CN201720386138U CN206736726U CN 206736726 U CN206736726 U CN 206736726U CN 201720386138 U CN201720386138 U CN 201720386138U CN 206736726 U CN206736726 U CN 206736726U
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- nose girder
- horizontal
- arch ring
- leg
- prefabricated arch
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Abstract
A kind of device of the prefabricated arch ring of nose girder auxiliary erection is the utility model is related to, belongs to no support Arch Bridge Construction field.The utility model includes nose girder, and nose girder bottom both ends are provided with leg with being fixedly connected, and leg bottom is provided with transverse-moving mechanism, and transverse-moving mechanism is used to drive leg horizontally to move；Track is equipped with nose girder along its length, be provided with track it is horizontal to moving cart, it is horizontal to vertical transport hoist engine is provided with moving cart, be located on nose girder be used to driving it is horizontal moved in orbit to moving cart it is horizontal to traveling hoisting machine.The nose girder that the utility model is assembled using finished product or omnipotent component is used as supporting member, easy for installation, fast, safety, reduces investment outlay.
Description
Technical field
A kind of device of the prefabricated arch ring of nose girder auxiliary erection is the utility model is related to, belongs to no support Arch Bridge Construction field.
Erection without scaffolding arch bridge is that prefabricated components are allocated and transported arch ring to component to after precasting yard is prefabricated using cable hoisting equipment to design
Set of locations is combined into the construction method of arch bridge.
Background technology
In some situations, the working bow member of Arch Bridge Ribs is set up difficult or uneconomical, or The water is deep and the current fast in valley
On section, typically using non-stand construction method.Cable-hoisting construction is one of most important method of erection without scaffolding.This method
Step is first after the pre-formed arch ring of precasting yard, is lifted arch box segmentation and slicing in place using cable hoisting equipment, then profit
Arch box is fixed with knotted rope and wind cable, closes up arching after arch ring is all in place.Cable hoisting equipment mainly includes：Main rope,
Hoisting rope, hauling rope, bend hawsers, knotted rope, wind cable, pylon, cable saddle, earth anchor and hoist engine etc..Cable hoisting is long in time limit, dangerous
Height, investment is big, and Ground arrangement coverage is big.
Utility model content
Technical problem to be solved in the utility model is：It is easy for installation, quick, safe to provide one kind, reduces investment outlay
The device of the prefabricated arch ring of nose girder auxiliary erection.
Technical scheme is used by solve above-mentioned technical problem the utility model：The prefabricated arch ring of nose girder auxiliary erection
Device, including nose girder, nose girder bottom both ends are provided with leg with being fixedly connected, and leg bottom is provided with transverse-moving mechanism, transverse-moving mechanism
For driving leg horizontally to move；Track is equipped with nose girder along its length, being provided with water on track moves flat
Dolly, horizontal to being provided with vertical transport hoist engine in moving cart, nose girder is provided with to be used to driving horizontal to exist to moving cart
That is moved on track is horizontal to traveling hoisting machine.
It is further：Level is two pieces to moving cart, and every level is mounted on vertical transport volume to moving cart
Raise machine；It is horizontal to be located at nose girder both ends to traveling hoisting machine, it is horizontal to be located at two pieces level between traveling hoisting machine to moving cart.
It is further：The driving direction of transverse-moving mechanism is set perpendicular to launching nose length direction.
It is further：Leg includes hydraulically extensible bar or air pressure telescopic link or electronic screw mandrel so that support foot hight is adjustable
Section.
It is further：The steel truss that nose girder is Bailey bracket or universal rod body assembles.
It is further：Nose girder is double Guide beam structures, and horizontally movable crossbeam is set between double nose girders, vertically movable
Hoist engine is arranged on crossbeam.
During implementation, transverse-moving mechanism is fixedly mounted in two border piers or abutment of arch bridge.First by Prefabricated arch
Circle is transported to below nose girder end, and the vertical hoist engine that transports slings prefabricated arch ring；Lifted by level to moving cart to bridge
Hole overhead；Prefabricated arch ring is fallen to design attitude using vertical transport hoist engine, the peace of prefabricated arch ring can be adjusted by suspension centre
Fill angle；Manned prefabricated arch ring is fixed by knotted rope and wind cable；Pass sequentially through nose girder transport, knotted rope wind cable is fixed respectively
Prefabricated arch ring section is until close up arching.
The beneficial effects of the utility model are：The nose girder assembled using finished product or omnipotent component is used as load-bearing structure
Part, it is easy for installation, fast, safety, reduce investment outlay.
Brief description of the drawings
Fig. 1 is elevation of the present utility model；
Fig. 2 is plan of the present utility model；
Marked in figure：It is horizontal that 1- nose girders, 2- legs, 3- transverse-moving mechanisms, 4- moving carts, 5- transport hoist engine, 6- vertically
To traveling hoisting machine, the prefabricated arch rings of 7-, 8- knotted ropes, 9- wind cables, 10- above-ground routes, 11- arch ring precast pedestals.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the utility model includes nose girder 1, and the bottom both ends of nose girder 1 are provided with leg 2 with being fixedly connected,
The bottom of leg 2 is provided with transverse-moving mechanism 3, and transverse-moving mechanism 3 is used to drive leg 2 horizontally to move；On nose girder 1 along its length
Be equipped with track, be provided with track it is horizontal to moving cart 4, it is horizontal to being provided with vertical transport hoist engine in moving cart 4
5, nose girder 1 be provided be used to driving it is horizontal moved in orbit to moving cart 4 it is horizontal to traveling hoisting machine 6.
For convenience of lifting, level is two pieces to moving cart 4, and every level is mounted on transporting vertically to moving cart 4
Hoist engine 5；It is horizontal to be located at the both ends of nose girder 1 to traveling hoisting machine 6, it is horizontal to be located at two pieces level to traveling hoisting to moving cart 4
Between machine 6.
Transverse-moving mechanism 3 is used for the interference for avoiding abutment, and for convenience of operating, the driving direction of transverse-moving mechanism 3 is perpendicular to nose girder 1
Length direction is set.
To cause the utility model is applied to the prefabricated arch ring of different size to lift, leg 2 includes hydraulically extensible bar or gas
Press expansion link or electronic screw mandrel so that leg 2 is Height Adjustable.
For convenience of making, nose girder 1 is the steel truss of Bailey bracket or universal rod body assembling；Leg 2 is steel construction.
Make it that structure is more firm, nose girder 1 is double Guide beam structures, and horizontally movable crossbeam is set between double nose girders,
Vertical transport hoist engine 5 is arranged on crossbeam.
Processing step of the present utility model is：
1) telescopic steel leg is set by the use of the steel truss that Bailey bracket or universal rod body assemble as nose girder, nose girder beam-ends；
2) transverse-moving mechanism is set on two border piers (abutment) of arch bridge；
3) nose girder is placed on transverse-moving mechanism；
4) track is laid on nose girder；
5) two levels are installed to moving cart and horizontal to the vertical transport hoist engine in moving cart, installation it is horizontal to
Traveling hoisting machine and OPS；
6) prefabricated arch ring section is transported to bridge opening overhead by nose girder；
7) design attitude will be dropped down onto under arch box using vertical transport hoist engine, prefabricated arch ring can be adjusted by front and rear suspension centre and pacified
Fill angle；
8) manned prefabricated arch ring is fixed by knotted rope and wind cable；
9) nose girder transport is passed sequentially through, knotted rope, wind cable fix each prefabricated arch ring section, until closing up arching.
Claims (6)
1. the device of the prefabricated arch ring of nose girder auxiliary erection, it is characterised in that：Including nose girder (1), nose girder (1) bottom both ends, which are fixed, to be connected
Ground connection is provided with leg (2), and leg (2) bottom is provided with transverse-moving mechanism (3), and transverse-moving mechanism (3) is used to drive leg (2) along level
To movement；Track is equipped with nose girder (1) along its length, level is installed to moving cart (4) on track, it is horizontal to shifting
Vertical transport hoist engine (5) is installed, nose girder (1) is provided with horizontal in-orbit to moving cart (4) for driving on dynamic dolly (4)
That is moved on road is horizontal to traveling hoisting machine (6).
2. the device of the prefabricated arch ring of nose girder auxiliary erection as claimed in claim 1, it is characterised in that：It is horizontal to moving cart
(4) it is two pieces, every level is mounted on transporting hoist engine (5) vertically to moving cart (4)；It is horizontal to traveling hoisting machine (6)
It is horizontal to be located at two pieces level between traveling hoisting machine (6) to moving cart (4) located at nose girder (1) both ends.
3. the device of the prefabricated arch ring of nose girder auxiliary erection as claimed in claim 1, it is characterised in that：The drive of transverse-moving mechanism (3)
Dynamic direction is set perpendicular to nose girder (1) length direction.
4. such as the device of the prefabricated arch ring of nose girder auxiliary erection according to any one of claims 1 to 3, it is characterised in that：Leg
(2) hydraulically extensible bar or air pressure telescopic link or electronic screw mandrel are included so that leg (2) is Height Adjustable.
5. such as the device of the prefabricated arch ring of nose girder auxiliary erection according to any one of claims 1 to 3, it is characterised in that：Nose girder
(1) steel truss assembled for Bailey bracket or universal rod body.
6. such as the device of the prefabricated arch ring of nose girder auxiliary erection according to any one of claims 1 to 3, it is characterised in that：Nose girder
(1) it is double Guide beam structures, horizontally moveable crossbeam is set between double nose girders, transports hoist engine (5) vertically and be arranged on crossbeam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720386138.9U CN206736726U (en) | 2017-04-13 | 2017-04-13 | The device of the prefabricated arch ring of nose girder auxiliary erection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720386138.9U CN206736726U (en) | 2017-04-13 | 2017-04-13 | The device of the prefabricated arch ring of nose girder auxiliary erection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206736726U true CN206736726U (en) | 2017-12-12 |
Family
ID=60560152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720386138.9U Active CN206736726U (en) | 2017-04-13 | 2017-04-13 | The device of the prefabricated arch ring of nose girder auxiliary erection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206736726U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836003A (en) * | 2017-04-13 | 2017-06-13 | 中国电建集团成都勘测设计研究院有限公司 | The device of the prefabricated arch ring of nose girder auxiliary erection |
| CN111608078A (en) * | 2020-05-08 | 2020-09-01 | 中电建十一局工程有限公司 | Construction method of combined Bailey cable crane tower |
-
2017
- 2017-04-13 CN CN201720386138.9U patent/CN206736726U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836003A (en) * | 2017-04-13 | 2017-06-13 | 中国电建集团成都勘测设计研究院有限公司 | The device of the prefabricated arch ring of nose girder auxiliary erection |
| CN106836003B (en) * | 2017-04-13 | 2020-03-17 | 中国电建集团成都勘测设计研究院有限公司 | Device for erecting prefabricated arch ring by aid of guide beam |
| CN111608078A (en) * | 2020-05-08 | 2020-09-01 | 中电建十一局工程有限公司 | Construction method of combined Bailey cable crane tower |
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