CN107988914B - A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors - Google Patents
A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors Download PDFInfo
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- CN107988914B CN107988914B CN201711332455.3A CN201711332455A CN107988914B CN 107988914 B CN107988914 B CN 107988914B CN 201711332455 A CN201711332455 A CN 201711332455A CN 107988914 B CN107988914 B CN 107988914B
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- car
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- box beam
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
Abstract
The present invention relates to bridge erection technical field of construction equipment, provide a kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors, when box beam is hoisted at bridge formation machine tail end, cooperated by the hanging beam trolley risen on hanging part and Bridge Erector being arranged on girder, the front end of beam car is set to obtain temporary support, thus, the wheel group of front truck can be up-shifted to vacantly, and then it can be by box beam further to hole location handling, after box beam is in place, front truck can be retracted directly at the top of box beam, complete handling, it is ready for the integral lifting of box beam, whole process is quick, it is convenient, and the front truck of beam car no setting is required complicated bulky climbing structures.
Description
Technical field
The present invention relates to bridge erection technical field of construction equipment, more particularly to it is a kind of based on hide formula beam car and two across
The bridging method of formula Bridge Erector.
Background technique
Bridge Erector is the erection construction equipment of high-speed rail bridge, is divided into integration of transporting and building machine and the fortune split type Bridge Erector of frame.Wherein,
Integration of transporting and building machine is to complete fortune beam and bridge formation by same set of equipment, and box beam can hang the lower section fortune for being located at integration of transporting and building machine
It is defeated, box beam is put into hole location when building bridge, and this fortune beam mode can also reduce the height of complete machine, allow it to pass through
Tunnel.
But integration of transporting and building machine is because fortune beam and the operating condition set a roof beam in place cannot carry out simultaneously, therefore its efficiency is extremely low, be not suitable for long distance
From the demand of erection.
Transporting the split type Bridge Erector of frame is that beam car cooperation Bridge Erector is completed to set up, its main feature is that fortune beam can be synchronous with bridge formation
It carries out, it is high-efficient.Beam car in split type Bridge Erector generallys use the fortune beam mode of lifting type, in this way convenient for Bridge Erector from upper
The hanged box beam in side, but the beam car height of lifting type is higher, is not suitable for cunicular operating condition.
And according to the beam car of hanging beam transport, it needs that first box beam is placed on bridge floor, is made by some solutions
After the front end of beam car bypasses box beam, withdraws from the arena, Bridge Erector could hanged box beam；And since the forward vehicle section of beam car occupies one
Segment space, box beam is removed rear or can have at a distance from one section with hole location to be set up, so must set below box beam
Height flat car for transport of sills is set low, it is complete by hanging beam trolley on Bridge Erector and the cooperation of low clearance flat car for transport of sills after awaiting carrying beam vehicle is withdrawn from the arena
Wheel spacing needs at bridge formation, also, beam car are arranged larger, so that low clearance flat car for transport of sills can pass through, support to case
The lower section of beam, so, the setting of the front end of beam car should meet and can be bypassed by the top of box beam, make low clearance again
Flat car for transport of sills drives into just to be needed very complicated, heavy across, structure, and feeding beam operation takes a long time.
Summary of the invention
The technical purpose to be realized of the present invention is to provide a kind of beam car of simple, the achievable efficient feeding beam of structure.
To achieve the above object, the present invention provides a kind of bridge formation sides based on hide formula beam car and two straddle type Bridge Erectors
Method realizes bridging operation by the cooperation of beam car and Bridge Erector, comprising the following steps:
Rotatable No. 3 supporting legs of S1, bridge formation machine tail end rotate backward expansion, and box beam is transported to bridge formation tail by beam car
The lower section at end；
S2, beam car front truck are lifted up, and the front end of beam car is sling by the hanging beam trolley on Bridge Erector；
S3, by the cooperation of the hanging beam trolley and beam car rear car, beam car complete machine is moved forward, is made complete to frame box beam
Positioned at the lower section of bridge formation machine tail end；
Connection between S4, releasing beam car and box beam, box beam is placed on both building a bridge；
S5, by the cooperation of the hanging beam trolley and beam car rear car, beam car complete machine is moved back, until beam car front truck
Top in the front end to frame box beam；
S6, by the cooperation of beam car front car and rear car, move back beam car complete machine, until front truck leaves to frame box beam
Tail end is formed using the transition wheel being arranged in front of beam car front truck and the tail end of box beam and is supported；
S7, front truck is transferred to bridge floor, beam car is left the theatre；
S8, No. 3 supporting legs are swung down to and are supported in bridge floor；
S9, frame box beam is waited for using two hanging beam trolley integral liftings, carry out operation of setting a roof beam in place.
Optionally, in step s 2, the supporting beam of the transition wheel and No. 2 supporting leg bottoms that first pass through beam car front end forms pre-
Support, during beam car Forward, transition wheel and front truck form with supporting beam support successively, the upward drawing with hanging beam trolley
Power forms resultant force, forms support to the front end of beam car.
Optionally, the front end of beam car is sling in step S2 by the rear hanging beam trolley on Bridge Erector；In step s 6 into
While row, the front end of preceding hanging beam trolley and box beam, which is hung, to be connect.
Optionally, before executing step S4, in the lower section of box beam, pad sets cushion block first.
Optionally, before executing step S8, the length direction first by the position of No. 3 supporting legs along Bridge Erector is adjusted,
So that position of No. 3 supporting legs near bridge pier.
The present invention provides a kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors, by box beam handling
When to bridge formation machine tail end, is cooperated by the hanging beam trolley risen on hanging part and Bridge Erector being arranged on girder, make beam car
Front end obtains temporary support, and the wheel group of front truck can be up-shifted to vacantly as a result, and then can further hang box beam to hole location
Fortune, after box beam is in place, front truck can be retracted directly at the top of box beam, complete handling, be ready for the integral lifting of box beam, whole
A process is quick, convenient, and the front truck of beam car no setting is required complicated bulky climbing structures.
Detailed description of the invention
Fig. 1 is schematic diagram when beam car is travelled to feeding beam position；
Fig. 2 is schematic diagram of the beam car at traveling to the lower section of bridge formation drive end unit；
Fig. 3 is the schematic diagram after front truck is promoted；
Fig. 4 is schematic diagram when beam car continues to move forward to feeding beam position；
Fig. 5 is schematic diagram of beam car when front truck is located on box beam when withdrawing from the arena；
Fig. 6 is schematic diagram when beam car front truck when withdrawing from the arena leaves box beam tail end；
Fig. 7 is the schematic diagram that beam car front truck when withdrawing from the arena drops to bridge floor；
Fig. 8 is beam car in the schematic diagram after withdrawing from the arena, when No. 3 supporting legs are supported on bridge floor.
Appended drawing reference:
1, nose girder；2, No. 0 supporting leg；3, No. 1 supporting leg；4, No. 2 supporting legs；5, No. 3 supporting legs；6, supporting beam；7, preceding hanging beam trolley；
8, rear hanging beam trolley；9, transition wheel；10, front truck；11, girder；12, rear car；13, sliding slot；14, traveller；15, box beam；16, bridge
Pier；17, hanging part is played；101, left side beam；102, right side beam；103, intermediate beam.
Specific embodiment
To keep the purposes, technical schemes and advantages of invention clearer, below in conjunction with the attached drawing in invention, in invention
Technical solution be explicitly described, it is clear that described embodiment is invention a part of the embodiment, and not all implementation
Example.Based on the embodiment in invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, shall fall within the protection scope of the present invention.
In the description of the present invention, unless otherwise indicated, the orientation or position of the instructions such as term " on ", "lower", "top", "bottom"
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is interpreted as limitation of the present invention.
It should be noted that unless otherwise clearly defined and limited, term " connection " shall be understood in a broad sense, for example, can
To be to be fixedly connected, may be a detachable connection, or be integrally connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected.For the ordinary skill in the art, tool of the above-mentioned term in invention can be understood with concrete condition
Body meaning.
One kind provided in an embodiment of the present invention can quick feeding beam split type Bridge Erector, including Bridge Erector and beam car.
In conjunction with shown in Fig. 1 to Fig. 8, Bridge Erector includes nose girder 1, and nose girder 1 is successively arranged 2, No. 1 branch of No. 0 supporting leg from front to back
The supporting leg 2 of supporting leg 4 and No. 3 supporting leg 5,0 of leg 3,2 for using in Bridge Erector via hole, distinguish by No. 1 supporting leg 3 and No. 2 supporting leg 4
It is erected on the two sides bridge pier 16 of hole location, the two hanging beam trolleies that can be moved along its length is additionally provided on nose girder 1；Nose girder 1
It is greater than the length of box beam 15 by the length of No. 2 supporting legs 4 to tail end, No. 3 supporting legs 5 are connect with nose girder 1 by carriage, specifically may be used
Sliding rail is set along its length in the two sides of nose girder 1, carriage is sequentially connected by the first power device and sliding rail, sliding dress
Setting can slide along the length direction of nose girder 1, thus No. 3 supporting legs 5 be driven to move along the length direction of nose girder 1；No. 3 supporting legs 5 and cunning
Dynamic device is detachably connected, and when removing the beam car of lower section can pass through, can be used for supporting nose girder 1 in the mounted state.
By the way that No. 3 supporting legs 5 that can be moved along its length are arranged at the endpiece of nose girder 1, obtain the tail end of nose girder 1
Support, so as to directly using the 1 tail end integral lifting box beam 15 of nose girder that grows box beam 15, without being padded in the lower section of box beam 15
If low clearance flat car for transport of sills, simplifies structure；Feeding beam process is not necessarily to the cooperation of hanging beam trolley and low clearance flat car for transport of sills, and efficiency mentions
It is high；In addition, No. 3 supporting legs 5 can also be as close as possible to the position of bridge pier 16, in order to avoid bridge floor is made to generate biggish answer by being moved forward and backward
Power improves safety.
In addition, No. 3 supporting legs 5 can also be rotatablely connected with carriage, No. 3 supporting legs 5 can be rotated downwardly and rearwardly, specifically be existed
Second power device is set on carriage, and the second power device is for driving No. 3 supporting legs 5 to rotate.Pass through the endpiece in nose girder 1
No. 3 supporting legs 5 that place's setting can rearwardly and downwardly be overturn, expansion is when beam car transports box beam 15 to make it through, in lifting box beam
When 15, support is formed to the tail end of nose girder 1, so as to directly using the 1 tail end integral lifting box beam 15 of nose girder for growing box beam 15,
Without setting low clearance flat car for transport of sills in the lower section of box beam 15 pad, structure is simplified；Feeding beam process is not necessarily to hanging beam trolley and low clearance
The cooperation of flat car for transport of sills, efficiency improve.
In some embodiments, nose girder 1 including left side beam 101, right side beam 102 and is connected to left side beam 101 and right side beam
The intermediate beam 103 of 102 brackets surrounds a rectangular frame structure with this, between left side beam 101 and right side beam 102 in formation
Empty region.
Beam car includes girder 11, and the front end of girder 11 is successively arranged 10, No. 2 branch of 9 groups of transition wheel and front truck from front to back
The bottom of leg 4 is equipped with supporting beam 6, and the height of transition wheel 9 and the height of supporting beam 6 are adapted, so that transition wheel can be from support
Pass through above beam 6, the rear end of girder 11 is equipped with rear car 12, is equipped with and uses on girder 11 and between front truck 10 and rear car 12
In hanging the lifting beam device for setting box beam 15；Front truck 10 can be gone up and down relative to girder 11, front truck 10 promoted after height with 9 groups of transition wheel
Height be adapted and be higher than the height that box beam 15 is placed on bridge floor；Nose girder 1 is greater than case by the length of No. 2 supporting legs 4 to tail end
The length of beam 15, the front end of girder 11 are additionally provided with the hanging part 17 matched with hanging beam trolley, and playing a hanging part 17 may be provided at transition
Between wheel group and front truck 10.
As a result, when box beam 15 to be hoisted at bridge formation machine tail end, by rear hanging beam trolley 8 with play hanging to connect and matching for hanging part 17
It closes, so that the front end of beam car is obtained temporary support, the wheel group of front truck 10 can be up-shifted to vacantly as a result, and then can be by case
Beam 15 is further to hole location handling, and after box beam 15 is in place, front truck 10 can be retracted directly from the top of box beam 15, completes handling, is
The integral lifting of box beam 15 is ready, and whole process is quick, convenient, and that no setting is required is complicated bulky for the front truck 10 of beam car
Climbing structures.
Wherein, front truck 10 includes the left side wheels group and right side wheels that 11 two sides of girder are arranged in, and the two sides of girder 11 are all provided with
Have a sliding slot 13 longitudinally extended, the quantity of sliding slot 13 be it is multiple, multiple sliding slots 13 are arranged along the length direction interval of girder 11；It is left
The traveller 14 upwardly extended is equipped on the inside of side wheel group and right side wheels, the quantity of traveller 14 is opposite with the quantity of sliding slot 13
It answers, traveller 14 13 slides up and down along the chute under the drive of third power device, thus drives in left side wheels group and right side wheels
Lower slider.
Further, nose girder 1 including left side beam 101, right side beam 102 and is connected to left side beam 101 and 102 bracket of right side beam
Intermediate beam 103, when front truck 10 promoted when, the top of traveller 14 is inserted between left side beam 101 and right side beam 102, thus not
Additional gap is arranged between Bridge Erector and beam car to accommodate the traveller 14 in necessity, reduces complete machine height；Hanging beam trolley
Including moving trolley and hanged portion, the two sides of moving trolley pass through the corresponding walking of one group of driving wheel in left side beam 101 and the right side respectively
On curb girder 102, hanged portion is passed through by the space between left side beam 101 and right side beam 102, for probeing into hanged box beam 15 downwards.
Front truck 10 and the hydraulic steering mechanism that passes through of rear car 12 are connect with each wheel；The middle part of front truck 10 and rear car 12
It is equipped with oil cylinder supporting leg, oil cylinder supporting leg is for propping up front truck 10 and rear car 12 after lifting by crane box beam 15, so that front truck 10 and rear car
Wheel spinning reduction on 12, specifically, the wheel of front truck 10 and rear car 12 turns to 90 °, beam car when lifting by crane box beam 15
The top of box beam 15 is moved laterally to, beam car slings box beam 15, in load condition, at this point, oil cylinder supporting leg extends downwardly, branch
Beam car is propped up, wheel pressure is reduced, is rotated by 90 ° each wheel reset by fluid-link steering structure, to reduce wheel
The generated abrasion when lifting by crane box beam 15.
Girder 11 can be connect by bogie with rear car 12, so that girder 11 can be swung relative to rear car 12, be facilitated
It is curved.
Based on above structure, a kind of achievable fortune frame of the present invention is allocated as formula bridging method are as follows: passes through beam car and bridge formation
Bridging operation is realized in the cooperation of machine, comprising the following steps:
Rotatable No. 3 supporting legs 5 of S1, bridge formation machine tail end rotate backward expansion, and box beam 15 is transported to bridge formation by beam car
The lower section of machine tail end；
S2, beam car front truck 10 are lifted up, and the front end of beam car is sling by the hanging beam trolley on Bridge Erector；
S3, by the cooperation of the hanging beam trolley and beam car rear car 12, beam car complete machine is moved forward, is made to frame box beam 15
It is fully located at the lower section of bridge formation machine tail end；
Connection between S4, releasing beam car and box beam 15, box beam 15 is placed on having built a bridge；
S5, by the cooperation of the hanging beam trolley and beam car rear car 12, beam car complete machine is moved back, until beam car before
Vehicle 10 is in the top of the front end to frame box beam 15；
S6, by the cooperation of beam car front truck 10 and rear car 12, move back beam car complete machine, until front truck 10 leaves to frame
The tail end of box beam 15 is formed using the tail end of the transition wheel 9 and box beam 15 that are arranged in front of beam car front truck 10 and is supported；
S7, front truck 10 is transferred to bridge floor, beam car is left the theatre；
S8, No. 3 supporting legs 5 are swung down to and are supported in bridge floor；
S9, frame box beam 15 is waited for using two hanging beam trolley integral liftings, carry out operation of setting a roof beam in place.
In some embodiments, the front end of beam car is sling in step S2 by the rear hanging beam trolley 8 on Bridge Erector；Thus
While progress in step s 6, rear hanging beam trolley 8 is while handling girder 11 moves backward, preceding hanging beam trolley 7 and box beam
15 front end, which is hung, to be connect, and the construction time is saved.
In some embodiments, before executing step S4, in the lower section of box beam 15, pad sets cushion block first.
In some embodiments, before executing step S8, first by the position of No. 3 supporting legs 5 along the length direction of Bridge Erector
It is adjusted, so that position of No. 3 supporting legs 5 near bridge pier 16.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of invention, rather than its limitations；Although ginseng
Invention is described in detail according to previous embodiment, those skilled in the art should understand that: it still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features；And this
It modifies or replaces, the spirit and scope for each embodiment technical solution of invention that it does not separate the essence of the corresponding technical solution.
Claims (4)
1. a kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors, which is characterized in that pass through beam car and frame
Bridging operation is realized in the cooperation of bridge machine, comprising the following steps:
Rotatable No. 3 supporting legs of S1, bridge formation machine tail end rotate backward expansion, and box beam is transported to bridge formation machine tail end by beam car
Lower section；
S2, beam car front truck are lifted up, and the front end of beam car is sling by the hanging beam trolley on Bridge Erector；
S3, by the cooperation of the hanging beam trolley and beam car rear car, beam car complete machine is moved forward, makes to be fully located to frame box beam
The lower section of bridge formation machine tail end；
Connection between S4, releasing beam car and box beam, box beam is placed on both building a bridge；
S5, by the cooperation of the hanging beam trolley and beam car rear car, beam car complete machine is moved back, until beam car front truck is in
The top of front end to frame box beam；
S6, by the cooperation of beam car front car and rear car, move back beam car complete machine, until front truck leaves the tail to frame box beam
End is formed using the transition wheel being arranged in front of beam car front truck and the tail end of box beam and is supported；
S7, front truck is transferred to bridge floor, beam car is left the theatre；
S8, No. 3 supporting legs are swung down to and are supported in bridge floor；
S9, frame box beam is waited for using two hanging beam trolley integral liftings, carry out operation of setting a roof beam in place.
2. a kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors according to claim 1, feature
It is, slings the front end of beam car in step S2 by the rear hanging beam trolley on Bridge Erector；It is preceding while progress in step s 6
The front end of hanging beam trolley and box beam, which is hung, to be connect.
3. a kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors according to claim 1, feature
It is, before executing step S4, in the lower section of box beam, pad sets cushion block first.
4. a kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors according to claim 1, feature
It is, before executing step S8, the length direction first by the position of No. 3 supporting legs along Bridge Erector is adjusted, so that No. 3 supporting legs
Position near bridge pier.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332455.3A CN107988914B (en) | 2017-12-13 | 2017-12-13 | A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711332455.3A CN107988914B (en) | 2017-12-13 | 2017-12-13 | A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors |
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| Publication Number | Publication Date |
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| CN107988914A CN107988914A (en) | 2018-05-04 |
| CN107988914B true CN107988914B (en) | 2019-04-30 |
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| CN201711332455.3A Active CN107988914B (en) | 2017-12-13 | 2017-12-13 | A kind of bridging method based on hide formula beam car and two straddle type Bridge Erectors |
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Families Citing this family (1)
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| CN113605248A (en) * | 2021-09-06 | 2021-11-05 | 中铁二十二局集团第二工程有限公司 | Construction method of 1000t/40m box girder, high-speed railway, girder transporting vehicle and bridge girder erection machine |
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| CN203462405U (en) * | 2013-08-20 | 2014-03-05 | 江苏恩纳斯重工机械有限公司 | Bridge erecting machine |
| CN204551283U (en) * | 2015-03-31 | 2015-08-12 | 中铁工程机械研究设计院有限公司 | In tunnel, large-tonnage is set a roof beam in place fortune frame system |
| CN105155417A (en) * | 2015-08-10 | 2015-12-16 | 石家庄铁道大学 | Climb type beam transportation straddle carrier and tunnel portal bridge transportation and erection method based on same |
| WO2017003314A1 (en) * | 2015-06-29 | 2017-01-05 | Berd - Projecto, Investigação E Engenharia De Pontes, S.A. | Process of hybrid construction of large span bridge with precast segments and hybrid large span bridge construction system with precast segments |
| CN206368329U (en) * | 2016-12-29 | 2017-08-01 | 秦皇岛优益重工科技有限公司 | A kind of small curve precast beam Bridge Erector |
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2017
- 2017-12-13 CN CN201711332455.3A patent/CN107988914B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203462405U (en) * | 2013-08-20 | 2014-03-05 | 江苏恩纳斯重工机械有限公司 | Bridge erecting machine |
| CN204551283U (en) * | 2015-03-31 | 2015-08-12 | 中铁工程机械研究设计院有限公司 | In tunnel, large-tonnage is set a roof beam in place fortune frame system |
| WO2017003314A1 (en) * | 2015-06-29 | 2017-01-05 | Berd - Projecto, Investigação E Engenharia De Pontes, S.A. | Process of hybrid construction of large span bridge with precast segments and hybrid large span bridge construction system with precast segments |
| CN105155417A (en) * | 2015-08-10 | 2015-12-16 | 石家庄铁道大学 | Climb type beam transportation straddle carrier and tunnel portal bridge transportation and erection method based on same |
| CN206368329U (en) * | 2016-12-29 | 2017-08-01 | 秦皇岛优益重工科技有限公司 | A kind of small curve precast beam Bridge Erector |
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