CN206873297U - A kind of rear supporting leg of bridge erecting machine device - Google Patents
A kind of rear supporting leg of bridge erecting machine device Download PDFInfo
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- CN206873297U CN206873297U CN201720334384.XU CN201720334384U CN206873297U CN 206873297 U CN206873297 U CN 206873297U CN 201720334384 U CN201720334384 U CN 201720334384U CN 206873297 U CN206873297 U CN 206873297U
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- supporting leg
- leg
- oil cylinder
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- crossbeam
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Abstract
The utility model discloses a kind of rear supporting leg of bridge erecting machine device, it is related to Bridge Construction equipment technical field.The utility model includes crossbeam, outside supporting leg and interior side leg, and outside supporting leg and interior side leg are hinged with crossbeam respectively；Outside supporting leg is provided with folded oil cylinder and outside-supporting oil cylinder；Interior side leg is provided with folded inside oil cylinder and medial support oil cylinder, and interior side leg bottom is additionally provided with anti-overturn mechanism.The utility model is supported on above beam car by outside supporting leg, and uniform force is reasonable, securely and reliably, enhances the safety and stability of Bridge Erector；Whole rear support leg is folded and support is realized by oil cylinder, easy to operate to realize the quick feeding beam operating mode of bridge formation drive end unit, improves efficiency of the Bridge Erector in construction operation；Interior side leg is provided with anti-overturn mechanism, adds the security of Bridge Erector；It is simultaneously simple and compact for structure, it is easy to dismounting transport and safeguards, cost is cheap, beneficial to popularization.
Description
Technical field
It the utility model is related to Bridge Construction equipment technical field.
Background technology
Bridge Erector is exactly the equipment that prefabricated beam piece is placed into prefabricated bridge pier and got on.Due to being applied using Bridge Erector
Work is relative to traditional form of construction work, and efficiency of construction and security reliability are high, so being obtained in highway and railroad bridge construction
It is widely applied.Because Bridge Erector major function is to lift beam piece, put down after being then transported to position, therefore belong to crane model
Farmland, but be very different with crane in general sense, because Bridge Erector is usually present the high-altitude such as traveling on beam piece
Working condition, so very harsh to the requirement of Bridge Erector in itself.The bridge construction set up for large-tonnage two-wire, examined in synthesis
After worry feeding beam construction requirement, via set up the factors such as requirement and the load on beams of concrete and wind load, existing bridge formation
Certain potential safety hazard often be present in machine.
Utility model content
The utility model provides a kind of rear supporting leg of bridge erecting machine device, have can improve large-tonnage two-wire bridge erection efficiency and
Security, at the same it is simple and compact for structure, easy to operate, cost is cheap the characteristics of.
A kind of rear supporting leg of bridge erecting machine device provided by the utility model, including crossbeam, two outside supporting legs and interior side leg,
The outside supporting leg and the interior side leg are hinged with the crossbeam respectively；The outside supporting leg is provided with folded oil cylinder,
Described folded oil cylinder one end is connected with outside supporting leg, and the other end is connected with the crossbeam, is additionally provided with the outside supporting leg
The outside-supporting oil cylinder set along the outside leg length direction；The interior side leg is provided with folded inside oil cylinder, described
Folded inside oil cylinder one end is connected with interior side leg, and the other end is connected with the crossbeam, is additionally provided with the interior side leg along institute
The medial support oil cylinder that inner side leg length direction is set is stated, the interior side leg bottom is additionally provided with anti-overturn mechanism.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, in addition to bearing diagonal, described bearing diagonal one end and horizontal stroke
Beam is connected, and the other end is connected with crane's major girder.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, the crossbeam both ends are respectively equipped with and bridge formation owner
The connecting plate of body connection.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, including two interior side legs, two are described interior
Side leg is connected by frame structure.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, the anti-overturn mechanism includes connecting pole and anti-dumping
Turn over supporting leg, the connecting pole is located at the bottom of the frame structure, and the connecting pole is provided with that two horizontals are reverse to push up
Tightly in the anti-tipping supporting leg of two curb girders.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, the anti-tipping supporting leg includes riffled tube, spiral shell
Bar, bull stick handle, bearing pin free bearing and supporting boot, the riffled tube are fixed on the anti-tipping supporting leg, the riffled tube
Screw thread pair structure is formed with the screw rod, the bull stick handle is fixed on the screw rod, the bearing pin free bearing and the screw rod
Rotation connection, rotary shaft main shaft are overlapped with screw rod main shaft, and the bearing pin free bearing is hinged with the supporting boot, jointed shaft and spiral shell
Bar main shaft direction is vertical, and the supporting boot bottom is additionally provided with rubber slab.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, the crossbeam is box beam.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, the crossbeam includes the box that three sections are sequentially connected
Respectively in three section box beams, three section box beams are connected by flanged plate for beam, the interior side leg and two outside supporting legs
Connect.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, the crossbeam top is provided with oil cylinder seat, the outside
Folding ram and the folded inside oil cylinder are connected on the crossbeam by the oil cylinder seat.
Further, in a kind of foregoing rear supporting leg of bridge erecting machine device, the outside supporting leg bottom is additionally provided with fixed seat.
Had the beneficial effect that caused by technical scheme described in the utility model：
A kind of rear supporting leg of bridge erecting machine device complete machine span provided by the utility model is big, and rear support leg is entirely supported on two pieces and mixed
Coagulate in native box beam, be supported on by outside supporting leg above beam car, uniform force is reasonable, securely and reliably, and enhances Bridge Erector
Safety and stability；Whole rear support leg is folded and support is realized by oil cylinder, easy to operate to realize bridge formation tail
The quick feeding beam operating mode in portion, improves efficiency of the Bridge Erector in construction operation；Interior side leg is provided with anti-overturn mechanism, adds frame
The security of bridge machine；It is simultaneously simple and compact for structure, it is easy to dismounting transport and safeguards, cost is cheap, beneficial to popularization.
Brief description of the drawings
Fig. 1 is a kind of axonometric drawing of embodiment of the utility model；
Fig. 2 is a kind of front view of embodiment of the utility model；
Fig. 3 is Fig. 2 top view；
Fig. 4 is a kind of front view at the anti-tilting apparatus position of embodiment of the utility model；
Fig. 5 is a kind of structure chart of the anti-tilting apparatus of embodiment of the utility model；
Fig. 6 is a kind of interior side leg extended configuration figure of embodiment of the utility model；
Fig. 7 is a kind of inner side legs fold state diagram of embodiment of the utility model；
Fig. 8 is a kind of outside supporting leg extended configuration figure of Fig. 2 new embodiment；
Fig. 9 is a kind of outside supporting leg folded state diagram of embodiment of the utility model；
Front view when Figure 10 is a kind of feeding beam state of embodiment of the utility model.
Mark corresponding relation is in above-mentioned accompanying drawing：
100 crossbeams；110 flanged plates；120 oil cylinder seats；130 connecting plates；
200 bearing diagonals；
300 outside supporting legs；310 folded oil cylinders；320 outside-supporting oil cylinders；330 fixed seats；
Side leg in 400；410 folded inside oil cylinders；420 medial support oil cylinders；430 anti-overturn mechanisms；
440 anti-tipping supporting legs；441 riffled tubes；442 screw rods；443 bull stick handles；444 bearing pin free bearings；445 supporting boots；
446 rubber slabs.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Refer to the attached drawing 1 and accompanying drawing 2, a kind of rear supporting leg of bridge erecting machine device provided by the utility model, including crossbeam 100, two
Individual outside supporting leg 300 and interior side leg 400, the outside supporting leg 300 and the interior side leg 400 respectively with the crossbeam 100
It is be hinged；The outside supporting leg 300 is provided with folded oil cylinder 310, described one end of folded oil cylinder 310 and outside supporting leg
300 connections, the other end are connected with the crossbeam 100, are additionally provided with the outside supporting leg 300 along the length of outside supporting leg 300
The outside-supporting oil cylinder 320 that direction is set；The interior side leg 400 is provided with folded inside oil cylinder 410, the folded inside oil
The one end of cylinder 410 is connected with interior side leg 400, and the other end is connected with the crossbeam 100, and edge is additionally provided with the interior side leg 400
The medial support oil cylinder 420 that the length direction of interior side leg 400 is set, the interior bottom of side leg 400 is additionally provided with anti-tipping
Mechanism 430.Anti-overturn mechanism 430 is strong wind Anti-overturning protection device, mainly prevents harm of the wind load to Bridge Erector.Outside
Folding ram 310 and folded inside oil cylinder 410 are to realize the folding of inside and outside side leg, outside-supporting oil cylinder 320 and interior collateral
Support oil cylinder 420 is to realize the support of inside and outside side leg, and in a kind of embodiment of the present utility model, articulated structure is bearing pin
Structure, in order to mount and dismount, anti-overturn mechanism 430 is arranged on the interior bottom of side leg 400 using Type of Welding.
In use, the position of two outside supporting legs 300 is respectively in the top at the middle part of two box beams placed；It is interior
The position of side leg 400 can ensure that its outside can allow beam car to lead in the top of the inner side of two box beams placed
Cross.
Refer to the attached drawing 6 to accompanying drawing 10, the utility model can be folded by oil cylinder in side leg 400 and outside supporting leg 300 it is real
Now bridge formation drive end unit feeding beam, specifically：When concrete box girder is carried to bridge formation drive end unit by beam car, outside supporting leg 300 is logical
Cross folded oil cylinder 310 to shrink, drive outside supporting leg 300 to fold 90 °；Interior side leg 400 passes through folded inside oil cylinder 410
Shrink, side leg 400 folds 90 ° in drive, so that beam car is entered in the range of Bridge Erector.Beam car reaches specified location
Afterwards, by supporting leg 300 on the outside of the pushing tow of rear support leg folded oil cylinder 310, outside supporting leg 300 is put back into origin-location, pushed up simultaneously
Outside-supporting oil cylinder 320 is pushed away, outside supporting leg 300 is supported into beam car top.Realize the vertical work of beam car carrying rear support leg
Firmly, safety and stability that is easy to operate and increasing Bridge Erector, and beams of concrete uniform force.
Interior side leg 400 is constantly in beam car feeding beam folds 90 ° of state, when trolley is by concrete box girder
Handling to before Bridge Erector across when, now side leg 400 is put back into originally in the pushing tow of folded inside oil cylinder 410 of interior side leg 400
Position, while pushing tow medial support oil cylinder 420, interior side leg 400 is supported into ground.Outside supporting leg 300 is shunk simultaneously to support
Oil cylinder 320, beam car leave Bridge Erector and return to Liang Chang.In this course, described outside supporting leg 300 and interior side leg 400
Upset folds 90 ° and realized by the way that respective folding ram is flexible；Outside supporting leg 300 and interior side leg 400 support stress to pass through
Respective support cylinder is flexible to be realized, simple in construction, easy to operate.
Further, refer to the attached drawing 1 and accompanying drawing 3, in a kind of foregoing rear supporting leg of bridge erecting machine device, in addition to bearing diagonal
200, described one end of bearing diagonal 200 is connected with crossbeam 100, and the other end is connected with crane's major girder.Bearing diagonal 200 is stock knot
It is angled between structure, with crossbeam 100, to ensure the firm of whole device.
Further, refer to the attached drawing 2 and accompanying drawing 10, in a kind of foregoing rear supporting leg of bridge erecting machine device, the crossbeam 100
Both ends are respectively equipped with the connecting plate 130 being connected with Bridge Erector main body, to connect Bridge Erector.Pass through bearing diagonal 200 and connecting plate
130 modes being combined, it is ensured that the utility model and the firm connection of Bridge Erector.
Further, refer to the attached drawing 2, in a kind of foregoing rear supporting leg of bridge erecting machine device, including two interior side legs
400, two interior side legs 400 are connected by frame structure.Frame structure is planar rectangular frame structure, is set by interior
Strut and pull bar ensure the stabilization of structure, can play good support effect.Two medial support oil cylinders 420 are located at respectively
Two adjacent corners of the rectangle, another two of two folded inside oil cylinders 410 respectively positioned at the rectangle are adjacent
Corner.
Further, refer to the attached drawing 2 and accompanying drawing 4, in a kind of foregoing rear supporting leg of bridge erecting machine device, the anti-overturn mechanism
430 include connecting pole and anti-tipping supporting leg 440, and the connecting pole is located at the bottom of the frame structure, set on the connecting pole
There is the reverse anti-tipping supporting leg 440 that can be held out against in two curb girders of two horizontals.
Further, refer to the attached drawing 4 and accompanying drawing 5, in a kind of foregoing rear supporting leg of bridge erecting machine device, the anti-tipping supporting leg
440 include riffled tube 441, screw rod 442, bull stick handle 443, bearing pin free bearing 444 and supporting boot 445, the riffled tube 441
It is fixed on the anti-tipping supporting leg 440, the riffled tube 441 forms screw thread auxiliary structure, the bull stick with the screw rod 442
Handle 443 is fixed on the screw rod 442, and the bearing pin free bearing 444 is rotatablely connected with the screw rod 442, rotary shaft main shaft
Overlapped with the main shaft of screw rod 442, the bearing pin free bearing 444 is be hinged with the supporting boot 445, jointed shaft and the main shaft of screw rod 442
Direction is vertical, and the bottom of supporting boot 445 is additionally provided with rubber slab 446.The anti-overturn mechanism 430 of the interior bottom of side leg 400 passes through
The adjusting screw rod 442 of bull stick handle 443 exposes the length of riffled tube 441, and supporting boot 445 and beams of concrete side are held out against, real
Existing Bridge Erector anti-tipping function under strong wind state.Rubber slab 446 is set it is to allow supporting boot 445 and beams of concrete side
Better contact with, increasing friction force, ensure the stabilization of Bridge Erector.
Further, refer to the attached drawing 1, in a kind of foregoing rear supporting leg of bridge erecting machine device, the crossbeam 100 is box beam,
In order to mitigate deadweight, increase bearing capacity.
Further, refer to the attached drawing 1 and accompanying drawing 2, in a kind of foregoing rear supporting leg of bridge erecting machine device, the crossbeam 100 wraps
The box beam that three sections are sequentially connected is included, the interior side leg 400 and two outside supporting legs 300 are respectively positioned at three section box beams
On, three section box beams are connected by flanged plate 110.This structure is easy to the utility model is overall to remove and install and transport.
Further, refer to the attached drawing 1 and accompanying drawing 2, in a kind of foregoing rear supporting leg of bridge erecting machine device, on the crossbeam 100
Portion is provided with oil cylinder seat 120, and the folded oil cylinder 310 and the folded inside oil cylinder 410 are connected by the oil cylinder seat 120
On the crossbeam 100.Oil cylinder seat 120 is set to be easy for 410 more preferable stress of folded oil cylinder 310 and folded inside oil cylinder,
Meanwhile also provide shrink space for folded oil cylinder 310 and folded inside oil cylinder 410.
Further, refer to the attached drawing 6, in a kind of foregoing rear supporting leg of bridge erecting machine device, the bottom of outside supporting leg 300 is also
Provided with fixed seat 330, for outside supporting leg 300 to be stably placed in into beam car.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help and understand method and its core concept of the present utility model.It should be pointed out that for the art
For those of ordinary skill, on the premise of the utility model principle is not departed from, some change can also be carried out to the utility model
Enter and modify, these are improved and modification is also fallen into the protection domain of the utility model claims.
Claims (10)
1. a kind of rear supporting leg of bridge erecting machine device, it is characterised in that including crossbeam (100), two outside supporting legs (300) and interior collateral
Leg (400), the outside supporting leg (300) and the interior side leg (400) are be hinged with the crossbeam (100) respectively；
The outside supporting leg (300) is provided with folded oil cylinder (310), described folded oil cylinder (310) one end and outside
Supporting leg (300) connects, and the other end is connected with the crossbeam (100), is additionally provided with the outside supporting leg (300) along the lateral branch
The outside-supporting oil cylinder (320) that leg (300) length direction is set；
The interior side leg (400) is provided with folded inside oil cylinder (410), described folded inside oil cylinder (410) one end and inner side
Supporting leg (400) connects, and the other end is connected with the crossbeam (100), is additionally provided with the interior side leg (400) along described interior collateral
The medial support oil cylinder (420) that leg (400) length direction is set, interior side leg (400) bottom is additionally provided with anti-overturn mechanism
(430)。
2. a kind of rear supporting leg of bridge erecting machine device as claimed in claim 1, it is characterised in that described also including bearing diagonal (200)
Bearing diagonal (200) one end is connected with crossbeam (100), and the other end can be connected with crane's major girder.
A kind of 3. rear supporting leg of bridge erecting machine device as claimed in claim 1, it is characterised in that crossbeam (100) the both ends difference
Provided with the connecting plate (130) being connected with Bridge Erector main body.
4. a kind of rear supporting leg of bridge erecting machine device as claimed in claim 1, it is characterised in that including two interior side legs
(400), two interior side legs (400) are connected by frame structure.
A kind of 5. rear supporting leg of bridge erecting machine device as claimed in claim 4, it is characterised in that anti-overturn mechanism (430) bag
Connecting pole and anti-tipping supporting leg (440) are included, the connecting pole is located at the bottom of the frame structure, and the connecting pole is provided with two
The reverse anti-tipping supporting leg (440) that can be held out against in two curb girders of individual horizontal.
A kind of 6. rear supporting leg of bridge erecting machine device as claimed in claim 5, it is characterised in that anti-tipping supporting leg (440) bag
Include riffled tube (441), screw rod (442), bull stick handle (443), bearing pin free bearing (444) and supporting boot (445), the internal thread
Pipe (441) is fixed on the anti-tipping supporting leg (440), and the riffled tube (441) forms screw thread pair with the screw rod (442)
Structure, the bull stick handle (443) are fixed on the screw rod (442), the bearing pin free bearing (444) and the screw rod (442)
Rotation connection, rotary shaft main shaft overlap with screw rod (442) main shaft, the bearing pin free bearing (444) and the supporting boot (445)
Be hinged, jointed shaft is vertical with screw rod (442) main shaft direction, and supporting boot (445) bottom is additionally provided with rubber slab (446).
7. a kind of rear supporting leg of bridge erecting machine device as claimed in claim 1, it is characterised in that the crossbeam (100) is box beam.
8. a kind of rear supporting leg of bridge erecting machine device as claimed in claim 7, it is characterised in that the crossbeam (100) includes three sections
The box beam being sequentially connected, the interior side leg (400) and two outside supporting legs (300) are respectively positioned at three section box beams
On, three section box beams are connected by flanged plate (110).
9. a kind of rear supporting leg of bridge erecting machine device as claimed in claim 1, it is characterised in that crossbeam (100) top is provided with
Oil cylinder seat (120), the folded oil cylinder (310) and the folded inside oil cylinder (410) are connected by the oil cylinder seat (120)
It is connected on the crossbeam (100).
A kind of 10. rear supporting leg of bridge erecting machine device as claimed in claim 1, it is characterised in that outside supporting leg (300) bottom
It is additionally provided with fixed seat (330).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720334384.XU CN206873297U (en) | 2017-03-31 | 2017-03-31 | A kind of rear supporting leg of bridge erecting machine device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720334384.XU CN206873297U (en) | 2017-03-31 | 2017-03-31 | A kind of rear supporting leg of bridge erecting machine device |
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| Publication Number | Publication Date |
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| CN206873297U true CN206873297U (en) | 2018-01-12 |
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ID=61325533
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| CN201720334384.XU Active CN206873297U (en) | 2017-03-31 | 2017-03-31 | A kind of rear supporting leg of bridge erecting machine device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106835999A (en) * | 2017-03-31 | 2017-06-13 | 秦皇岛天业通联重工科技有限公司 | A kind of rear supporting leg of bridge erecting machine device |
| CN110158486A (en) * | 2019-05-05 | 2019-08-23 | 郑州新大方重工科技有限公司 | It is a kind of to set up the Bridge Erector and construction method for spelling wide beam |
| CN114717955A (en) * | 2022-03-31 | 2022-07-08 | 闽江学院 | Overturn prevention device for bridge girder erection machine |
-
2017
- 2017-03-31 CN CN201720334384.XU patent/CN206873297U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106835999A (en) * | 2017-03-31 | 2017-06-13 | 秦皇岛天业通联重工科技有限公司 | A kind of rear supporting leg of bridge erecting machine device |
| CN106835999B (en) * | 2017-03-31 | 2020-02-21 | 秦皇岛天业通联重工科技有限公司 | Rear supporting leg device of bridge girder erection machine |
| CN110158486A (en) * | 2019-05-05 | 2019-08-23 | 郑州新大方重工科技有限公司 | It is a kind of to set up the Bridge Erector and construction method for spelling wide beam |
| CN110158486B (en) * | 2019-05-05 | 2021-02-26 | 郑州新大方重工科技有限公司 | Bridge girder erection machine for erecting spliced wide beams and construction method |
| CN114717955A (en) * | 2022-03-31 | 2022-07-08 | 闽江学院 | Overturn prevention device for bridge girder erection machine |
| CN114717955B (en) * | 2022-03-31 | 2024-07-09 | 闽江学院 | Anti-overturning device for bridge girder erection machine |
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