CN206368329U - A kind of small curve precast beam Bridge Erector - Google Patents
A kind of small curve precast beam Bridge Erector Download PDFInfo
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- CN206368329U CN206368329U CN201621460865.7U CN201621460865U CN206368329U CN 206368329 U CN206368329 U CN 206368329U CN 201621460865 U CN201621460865 U CN 201621460865U CN 206368329 U CN206368329 U CN 206368329U
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- leg
- rear support
- box girder
- girder
- bridge erector
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Abstract
The utility model discloses a kind of small curve precast beam Bridge Erector, including box girder and supporting beam car, the upper surface of the box girder is connected with beam-hanging traveling crane, and the quantity of beam-hanging traveling crane is two, the lower surface of the box girder is fixedly connected with O-shaped rear support leg lower surface of box girder described in auxiliary supporting leg with and is connected with front leg strut, and in auxiliary supporting leg be located between O-shaped rear support leg and front leg strut, the bottom of the O-shaped rear support leg is fixedly connected with rear support leg bottom chassis, it is described in auxiliary supporting leg bottom be fixedly connected with auxiliary folding landing leg.The utility model by set beam-hanging traveling crane, in auxiliary supporting leg and front leg strut, solve lower nose-girder bridging machine and cross across engineering method complexity, complex steps, easily there is maloperation, Bridge Erector overall mass increase, for bridge pier pressure increase, and lower nose girder it is in place when by the way of steel wire rope handling is in place, shaking volume is larger, the problem of there is potential safety hazard.
Description
Technical field
The utility model is related to Bridge Erector technical field, specially a kind of small curve precast beam Bridge Erector.
Background technology
The erection of precast beams of small-curve railway Line for Passenger Transportation and line related, is always to perplex the difficulty that railway passenger is specially constructed
Point.At present, the scheme solved the above problems is：Change the structure of cantilever beam, increase on the basis of nose-girder bridging machine under tradition
The traversing amount of lower nose girder overhead traveling crane, so as to Bridge Erector lower nose girder on the bridge pier of curve it is in place, when being set up with accommodation curve, build bridge
Machine can be crossed across rear smoothly in place.So, two shortcomings are brought：One is that lower nose-girder bridging machine crosses across engineering method complexity, and step is numerous
It is trivial, easily there is maloperation；Two be the increase of Bridge Erector overall mass, for the pressure increase of bridge pier；Three when being that lower nose girder is in place
By the way of steel wire rope handling is in place, shaking volume is larger, there is potential safety hazard.
Utility model content
In view of the shortcomings of the prior art, the utility model provides a kind of small curve precast beam Bridge Erector, solves down and leads
Beam type Bridge Erector crosses across engineering method complexity, and maloperation, Bridge Erector overall mass increase, for bridge pier easily occur in complex steps
Pressure increase, and lower nose girder it is in place when by the way of steel wire rope handling is in place, shaking volume is larger, there is asking for potential safety hazard
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of small curve precast beam Bridge Erector, including
Box girder and supporting beam car, the upper surface of the box girder are connected with beam-hanging traveling crane, the box girder
Surface be fixedly connected with O-shaped rear support leg and in auxiliary supporting leg, the lower surface of the box girder is connected with front leg strut, and in it is auxiliary
Supporting leg is located between O-shaped rear support leg and front leg strut, and the bottom of the O-shaped rear support leg is fixedly connected with rear support leg bottom chassis, institute
State auxiliary supporting leg bottom be fixedly connected with auxiliary folding landing leg, be fixedly connected with roller, and roller at the top of the front leg strut
The lower surface of box girder is slidably connected at, the bottom of the front leg strut is fixedly connected with traverse displacement unit, the supporting beam car
Upper surface be overlapped with precast beam, and precast beam is located at the lower section of beam-hanging traveling crane.
It is preferred that, the O-shaped rear support leg the distance between auxiliary supporting leg with is 1/3rd of box girder length.
It is preferred that, it is described in auxiliary folding landing leg quantity be two.
It is preferred that, the quantity of the beam-hanging traveling crane is two, and two beam-hanging traveling cranes are located on same horizontal line.
The utility model provides a kind of small curve precast beam Bridge Erector, possesses following beneficial effect：
The utility model by set the utility model by set beam-hanging traveling crane, in auxiliary supporting leg and front leg strut, abandon
The mode curve erection mode of existing lower nose-girder bridging machine, using cross span centre intermediate step in traversing front leg strut bottom it is traversing
Device, makes box girder center and preceding bridge pier center alignment, auxiliary supporting leg in then supporting, and front leg strut can just be rolled by its top
Wheel drive, is advanced to branch on the bridge pier of front and stands, and drive precast beam to move than using steel wire rope handling pre- by beam-hanging traveling crane
Beam processed is more stablized, and will not shake, reduce potential safety hazard, solve lower nose-girder bridging machine and cross across engineering method complexity, walks
It is rapid cumbersome, easily there is maloperation, the increase of Bridge Erector overall mass, for the pressure increase of bridge pier, and lower nose girder it is in place when adopt
With steel wire rope handling mode in place, shaking volume is larger, the problem of there is potential safety hazard.
Brief description of the drawings
Fig. 1 is the utility model structural representation；
Fig. 2 is the side view of the utility model rear support leg bottom chassis；
Fig. 3 is the side view of auxiliary folding landing leg in the utility model；
Fig. 4 is the side view of the utility model roller.
In figure：It is auxiliary supporting leg in 1 box girder, 2 beam-hanging traveling cranes, 3O types rear support leg, 4,5 front leg struts, 6 supporting beam cars, 7 pre-
Auxiliary folding landing leg, 10 rollers, 11 traverse displacement units in beam processed, 8 rear support leg bottom chassis, 9.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
As Figure 1-4, the utility model provides a kind of technical scheme：A kind of small curve precast beam Bridge Erector, including case
Formula girder 1 and supporting beam car 6, the upper surface of box girder 1 are connected with beam-hanging traveling crane 2, and the quantity of beam-hanging traveling crane 2 is two
It is individual, and two beam-hanging traveling cranes 2 are on same horizontal line, by setting beam-hanging traveling crane 2 to drive precast beam 7 to move than adopting
More stablized with steel wire rope handling precast beam 7, will not shake, reduce potential safety hazard, the lower surface of box girder 1 is fixed
O-shaped rear support leg 3 auxiliary supporting leg 4 with is connected with, O-shaped rear support leg 3 the distance between auxiliary supporting leg 4 with is the box length of girder 1
1/3rd so that precast beam 7 can be under the drive of beam-hanging traveling crane 2 through O-shaped rear support leg 3 so that between the two not
Can influence each other, the lower surface of box girder 1 is connected with front leg strut 5, and in auxiliary supporting leg 4 be located at O-shaped rear support leg 3 and preceding branch
Between leg 5, the bottom of O-shaped rear support leg 3 is fixedly connected with rear support leg bottom chassis 8, in the bottom of auxiliary supporting leg 4 be fixedly connected with
Auxiliary folding landing leg 9, in auxiliary folding landing leg 9 quantity be two, the top of front leg strut 5 is fixedly connected with roller 10, and roller 10
Be slidably connected at the lower surface of box girder 1, the bottom of front leg strut 5 is fixedly connected with traverse displacement unit 11, supporting beam car 6 it is upper
Surface is overlapped with precast beam 7, and precast beam 7 is located at the lower section of beam-hanging traveling crane 2.
In use, precast beam 7 is transported to bridge formation drive end unit by supporting beam car 6, beam-hanging traveling crane 2 moves to bridge formation drive end unit, right
The beam-hanging traveling crane 2 of side slings the front end of precast beam 7, and the beam-hanging traveling crane 2 on right side coordinates with supporting beam car 6 drives precast beam 7 to move forward,
The beam-hanging traveling crane 2 in left side slings the tail end of precast beam 7 again, and supporting beam car 6 is retracted, and two beam-hanging traveling cranes 2, which cooperate, to be driven in advance
Beam 7 processed is travelled forward, and precast beam 7 is placed on behind the position specified, two beam-hanging traveling cranes 2 retract bridge formation machine tail end as with
Weight, Bridge Erector prepared across while starting rear support leg bottom chassis 8 and roller 10, by Bridge Erector about half span of reach from then
Traverse displacement unit 11 is adjusted, the box anterior midline of girder 1 is alignd with preceding bridge pier center line, then the auxiliary folding in auxiliary supporting leg 4 by
Leg 9 is put down, and adjusts the height of front leg strut 5, and auxiliary supporting leg 4 packs up front leg strut 5 after beam-ends support is firm in making, and starts roller 10,
Front leg strut 5 is moved on to branch on preceding bridge pier and stand firm, then front leg strut 5 is risen, auxiliary supporting leg 4 leaves bridge floor in making, the auxiliary folding by
Supporting leg 9 is turned up, while start rear support leg bottom chassis 8 and roller 10, and about half span that Bridge Erector is moved forward again is set a roof beam in place position from, arrival
Put, start to set a roof beam in place.
Can to sum up obtain, the utility model by set beam-hanging traveling crane 2, in auxiliary supporting leg 4 and front leg strut 5, solve lower nose girder
Formula Bridge Erector crosses across engineering method complexity, and maloperation, Bridge Erector overall mass increase, for the pressure of bridge pier easily occur in complex steps
Power increase, and lower nose girder it is in place when by the way of steel wire rope handling is in place, shaking volume is larger, the problem of there is potential safety hazard.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies
Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of small curve precast beam Bridge Erector, including box girder (1) and supporting beam car (6), it is characterised in that：The case
The upper surface of formula girder (1) is connected with beam-hanging traveling crane (2), the lower surface of the box girder (1) be fixedly connected with it is O-shaped after
Supporting leg (3) and in auxiliary supporting leg (4), the lower surface of the box girder (1) is connected with front leg strut (5), and in auxiliary supporting leg (4)
Between O-shaped rear support leg (3) and front leg strut (5), the bottom of the O-shaped rear support leg (3) is fixedly connected with rear support leg bottom platform
Car (8), it is described in auxiliary supporting leg (4) bottom be fixedly connected with auxiliary folding landing leg (9), the top of the front leg strut (5) is fixed
Roller (10) is connected with, and roller (10) is slidably connected at the lower surface of box girder (1), the bottom of the front leg strut (5) is consolidated
Surely traverse displacement unit (11) is connected with, the upper surface of the supporting beam car (6) is overlapped with precast beam (7), and precast beam (7) is located at
The lower section of beam-hanging traveling crane (2).
2. a kind of small curve precast beam Bridge Erector according to claim 1, it is characterised in that：The O-shaped rear support leg (3) and
In the distance between auxiliary supporting leg (4) be 1/3rd of box girder (1) length.
3. a kind of small curve precast beam Bridge Erector according to claim 1, it is characterised in that：Auxiliary folding landing leg in described
(9) quantity is two.
4. a kind of small curve precast beam Bridge Erector according to claim 1, it is characterised in that：The beam-hanging traveling crane (2)
Quantity is two, and two beam-hanging traveling cranes (2) are located on same horizontal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460865.7U CN206368329U (en) | 2016-12-29 | 2016-12-29 | A kind of small curve precast beam Bridge Erector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621460865.7U CN206368329U (en) | 2016-12-29 | 2016-12-29 | A kind of small curve precast beam Bridge Erector |
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| Publication Number | Publication Date |
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| CN206368329U true CN206368329U (en) | 2017-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621460865.7U Active CN206368329U (en) | 2016-12-29 | 2016-12-29 | A kind of small curve precast beam Bridge Erector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107988914A (en) * | 2017-12-13 | 2018-05-04 | 中铁第五勘察设计院集团有限公司 | A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors |
| CN109083018A (en) * | 2018-09-17 | 2018-12-25 | 安徽德马泰格起重机械有限公司 | A kind of lower guide fixed-point sling erecting bridge machine is moved back with back door |
| CN109112974A (en) * | 2018-10-24 | 2019-01-01 | 中铁工程机械研究设计院有限公司 | Bridge Erector and its process of setting a roof beam in place |
| CN110273364A (en) * | 2018-03-17 | 2019-09-24 | 中铁第五勘察设计院集团有限公司 | In the method set a roof beam in place on station of setting a roof beam in place |
-
2016
- 2016-12-29 CN CN201621460865.7U patent/CN206368329U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107988914A (en) * | 2017-12-13 | 2018-05-04 | 中铁第五勘察设计院集团有限公司 | A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors |
| CN107988914B (en) * | 2017-12-13 | 2019-04-30 | 中铁第五勘察设计院集团有限公司 | A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors |
| CN110273364A (en) * | 2018-03-17 | 2019-09-24 | 中铁第五勘察设计院集团有限公司 | In the method set a roof beam in place on station of setting a roof beam in place |
| CN110273364B (en) * | 2018-03-17 | 2021-06-25 | 中铁第五勘察设计院集团有限公司 | Method for erecting beam at beam erecting station |
| CN109083018A (en) * | 2018-09-17 | 2018-12-25 | 安徽德马泰格起重机械有限公司 | A kind of lower guide fixed-point sling erecting bridge machine is moved back with back door |
| CN109112974A (en) * | 2018-10-24 | 2019-01-01 | 中铁工程机械研究设计院有限公司 | Bridge Erector and its process of setting a roof beam in place |
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