CN103590342A - Getting-off system of back-tilting-resisting bridging unit and method for utilizing system to perform bridging - Google Patents
Getting-off system of back-tilting-resisting bridging unit and method for utilizing system to perform bridging Download PDFInfo
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- CN103590342A CN103590342A CN201210291623.XA CN201210291623A CN103590342A CN 103590342 A CN103590342 A CN 103590342A CN 201210291623 A CN201210291623 A CN 201210291623A CN 103590342 A CN103590342 A CN 103590342A
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Abstract
The invention discloses a getting-off system of a back-tilting-resisting bridging unit and a method for utilizing the system to perform bridging. The getting-off system comprises fabricated and detachable anchor bolt mechanisms arranged on two sides of the front end of a getting-off vehicle body of the getting-off system. Each anchor bolt mechanism comprises an anchor chain, an anchor rod, an anchor rod nut, an anchor chain upper shackle and an anchor chain lower shackle, wherein the upper end of the anchor rod is connected with the lower end of the anchor chain through the anchor chain lower shackle. The lower end of the anchor rod is provided with threads and connected with the anchor rod nut. One lug plate provided with a hole is respectively welded on two sides of the front end of a vehicle frame main beam of the getting-off system and connected with the upper end of each anchor chain through the corresponding anchor chain upper shackle. The getting-off system utilizes the gravity of an erected concrete beam and a suspending beam hole to anchor the front end of a beam transporting vehicle on an erected bead head through the anchor bolt mechanisms, and accordingly does not tip over backward during beam erection of the bridging unit. The longitudinal stability of the getting-off system is ensured, and the getting-off system has the advantages of being simple in structure, convenient, safe in performance and economic in cost.
Description
Technical field
The present invention relates to technical field of engineering machinery, especially relate to a kind of lower truck system of bridge formation unit of anti-hypsokinesis and the method for utilizing it to build bridge.
Background technology
Bridge formation unit is mainly comprised of upper truck system and lower truck system.Upper truck system is mainly comprised of bridge owner structure and beam-hanging traveling crane, and lower truck system is held concurrently and worked as by tire type beam conveying vehicle.Get on the bus and the use that complements one another of lower truck system, its step of setting a roof beam in place is as follows:
The 1st step, is shown in Fig. 1-1, and on bridge machine, truck system becomes back boom feeding beam state, the perk backward of rear end walking supporting leg, load-bearing rear support leg shrinks, and lower truck system (being tire type beam conveying vehicle) is concrete beam truck system back boom below from rear is shipped and sent to, and this process is called " feeding beam ".
The 2nd step, is shown in Fig. 1-2, and after Beam transportation vehicle feeding beam puts in place, upper truck system load-bearing rear support leg falls to prop up and stands on the horizontal bearing beam in rear portion of lower truck system, and connects.
The 3rd step, is shown in Fig. 1-3, former stand in the middle of portable supporting leg on bridge pier be advanced to front square pier Zhi Li, make Bridge Erector become the two straddle types state of setting a roof beam in place, two overhead traveling cranes are sling concrete beam from Beam transportation vehicle.
The 4th step, is shown in Fig. 1-4, and two beam-hanging traveling crane handling concrete beam of upper truck system are to top, bridge opening position.
The 5th step, is shown in Fig. 1-5, and two beam-hanging traveling cranes of upper truck system are in place by the concrete beam beam that falls.
Said process the 3rd, 4 steps, one of two supporting leg of Bridge Erector stand on front square pier, and one is stood on the horizontal bearing beam in rear portion of lower truck system.Just when the forward and backward beam-hanging traveling crane while is when Beam transportation vehicle lifts by crane concrete beam, load capacity on the horizontal bearing beam in Beam transportation vehicle rear portion reaches maximum value, and Beam transportation vehicle front end has been delivered on bridge main beam by front hanging beam dolly as the bearing capacity on the horizontal bearing beam of the front fulcrum of loaded concrete beam, the now horizontal bearing beam vanishing of Beam transportation vehicle front end load (former the portable supporting leg standing on middle bridge pier is advanced to front square pier Zhi Li).So the instant load state of tire type beam conveying vehicle is front light rear heavy, extremely uneven, automobile storage may what tumbling backward around rear end.
Summary of the invention
The invention provides a kind of anti-hypsokinesis bridge formation unit lower truck system and utilize its method of building bridge, in order to solve the problem that truck system may be tumbled backward at present that builds a bridge in prior art.
For reaching above-mentioned purpose, the invention provides a kind of lower truck system of bridge formation unit of anti-hypsokinesis, comprise: be arranged on the get off detachable crab-bolt mechanism of car body front end both sides of lower truck system, described crab-bolt mechanism comprises: shackle under shackle on anchor chain, anchor pole, anchor nut, anchor chain, anchor chain; Wherein, described anchor pole upper end is connected with the lower end of described anchor chain by shackle under described anchor chain; Described anchor pole lower end is threaded, is connected with described anchor nut; An otic placode with holes is respectively welded in vehicle frame main beam front end both sides at lower truck system, and described otic placode with holes is connected with described anchor chain upper end by shackle on described anchor chain.
Further, described lower truck system also comprises:
Bracket, concave surface packing ring and convex surface packing ring, wherein, be sleeved on described bracket on described anchor pole, is loaded on described concave surface packing ring and is connected with described anchor nut with after convex surface packing ring.
The present invention also provides a kind of method of utilizing above-mentioned lower truck system to build bridge, comprises the steps:
Step S101, on bridge machine, truck system becomes back boom feeding beam state, the perk backward of rear end walking supporting leg, load-bearing rear support leg shrinks, and lower truck system is concrete beam truck system back boom below from rear is shipped and sent to;
Step S102, during truck system feeding beam contraposition instantly, the girder both sides of the system front end that makes to get off are installed the position of detachable crab-bolt mechanism and are alignd with the hanging beam hole, both sides, front of having set a roof beam in place;
Step S103, pierces into the anchor pole of detachable crab-bolt mechanism in the hanging beam hole, both sides of having set a roof beam in place, with shackle under anchor chain by anchor pole upper end with install in the anchor chain lower end of vehicle frame main beam front end both sides and couple together; Again the anchor pole lower end of piercing in hanging beam hole is connected with anchor nut, has completed whole anchoring operation, start handling concrete beam, and the beam that falls is in place.
Beneficial effect of the present invention is as follows:
The present invention utilizes deadweight and the hanging beam hole thereof of frame concrete beam, by crab-bolt mechanism, Beam transportation vehicle front end is anchored at and is set a roof beam in place on head, thereby having reached the bridge formation unit truck system at present of setting a roof beam in place can not occur to tumble backward, guarantee the pitch metacentric stability of time truck system, there is features simple structure, performance safety, cost economy.
Accompanying drawing explanation
Fig. 1-1～1-5 is the process schematic diagram of existing girder erection by bridging machine;
Fig. 2 is the structural representation of crab-bolt mechanism of lower truck system of the bridge formation unit of a kind of anti-hypsokinesis in the embodiment of the present invention;
Fig. 3 is that the A of Fig. 2 is to view.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, does not limit the present invention.
For achieving the above object, the technical scheme that the embodiment of the present invention adopts is: by get off car body front end and being tied with special detachable crab-bolt mechanism between frame concrete beam beam head of the rubber-tyred of lower truck system, make to set a roof beam in place while starting, occur on car body after go all out to be resisted by the deadweight of frame concrete beam; That is to say the car body front end of tire type beam conveying vehicle is anchored on frame concrete beam beam head, anchoring mechanism system utilizes original hanging beam hole of having set a roof beam in place to reach the object of detachable anchoring dexterously.
Concrete technical measures are to manufacture and design two cover detachable crab-bolt mechanisms to be articulated with respectively Beam transportation vehicle car body girder front end both sides, can be after the contraposition of Beam transportation vehicle feeding beam is stopped be just in time alignd with original hanging beam hole on frame concrete beam head in the detachable crab-bolt mechanism position hinged with car body girder, then anchor pole is penetrated to hanging beam hole, the anchor nut of screwing on.Crab-bolt mechanism still belongs to flexible anchor Chain System generally, and non-rigid anchor pole structure, therefore only can produce pulling force thereon, can not produce moment of flexure, and mechanical behavior is good.
As shown in Figure 2,3, the embodiment of the present invention relates to a kind of lower truck system of bridge formation unit of anti-hypsokinesis, comprise: be arranged on the get off detachable crab-bolt mechanism of car body front end both sides of lower truck system, described crab-bolt mechanism mainly comprises: shackle 1-2 under shackle 1-1, anchor chain on anchor chain 1, anchor pole 2, bracket 3, concave surface packing ring 4, convex surface packing ring 5, anchor nut 6, anchor chain; Wherein, anchor pole 2 upper ends are forged into snakehead eye plate, by shackle 1-2 under anchor chain, are connected with the lower end of anchor chain 1; Anchor pole 2 lower ends are threaded, and bracket 3 is packed into anchor pole 2, add upper recess surface packing ring 4 and are connected with anchor nut 6 with after convex surface packing ring 5, just formed a special detachable crab-bolt mechanism.An otic placode 9-1 with holes is respectively welded in vehicle frame main beam 9 front end both sides at lower truck system, with shackle 1-1 on anchor chain, anchor chain 1 upper end is connected, and detachable crab-bolt mechanism is just arranged on the both sides of vehicle frame main beam 9 front ends.
The method that the lower truck system of above-mentioned bridge formation unit is built bridge, comprises the steps:
Step S101, on bridge machine, truck system becomes back boom feeding beam state, the perk backward of rear end walking supporting leg, and load-bearing rear support leg shrinks, lower truck system is tire type beam conveying vehicle concrete beam truck system back boom below from rear is shipped and sent to, and this process is called " feeding beam ".
Step S102, when the contraposition of Beam transportation vehicle feeding beam, should make Beam transportation vehicle is also just in time to align with 8 the hanging beam hole, both sides, front 7 of setting a roof beam in place in the position that detachable crab-bolt mechanisms are installed in girder 9 both sides of the system front end of getting off of bridge formation unit, as shown in Figure 2,3;
Step S103, the anchor pole 2 of detachable crab-bolt mechanism is pierced into 8 the hanging beam hole, both sides 7 of setting a roof beam in place, with shackle 1-2 under anchor chain by anchor pole 2 upper ends with install in anchor chain 1 lower end of vehicle frame main beam 9 front end both sides and couple together, again anchor pole 2 lower ends of piercing in hanging beam hole 7 are packed into bracket 3, concave surface packing ring 4, convex surface packing ring 5 and anchor nut 6, completed whole anchoring operation.Like this, when the beam-hanging traveling crane of upper truck system is when Beam transportation vehicle lifts by crane concrete beam, just can never there is the phenomenon that Beam transportation vehicle is tumbled backward, and guarantee the pitch metacentric stability that Beam transportation vehicle that is bridge formation unit are got off.
As can be seen from the above-described embodiment, the present invention utilizes deadweight and the hanging beam hole thereof of frame concrete beam, by crab-bolt mechanism, Beam transportation vehicle front end is anchored at and is set a roof beam in place on head, thereby having reached the bridge formation unit truck system at present of setting a roof beam in place can not occur to tumble backward, guaranteed the pitch metacentric stability of time truck system, having advantages of features simple structure, performance safety, cost economy, is that a kind of high-speed railway is accompanied with bridge formation unit general inside and outside frame, tunnel, is a domestic and international pioneering new technology.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (3)
1. the lower truck system of the bridge formation unit of an anti-hypsokinesis, it is characterized in that, comprise: be arranged on the get off detachable crab-bolt mechanism of car body front end both sides of lower truck system, described crab-bolt mechanism comprises: shackle under shackle on anchor chain, anchor pole, anchor nut, anchor chain, anchor chain; Wherein, described anchor pole upper end is connected with the lower end of described anchor chain by shackle under described anchor chain; Described anchor pole lower end is threaded, is connected with described anchor nut; An otic placode with holes is respectively welded in vehicle frame main beam front end both sides at lower truck system, and described otic placode with holes is connected with described anchor chain upper end by shackle on described anchor chain.
2. the lower truck system of the bridge formation unit of anti-hypsokinesis as claimed in claim 1, is characterized in that, described lower truck system also comprises:
Bracket, concave surface packing ring and convex surface packing ring, wherein, be sleeved on described bracket on described anchor pole, is loaded on described concave surface packing ring and is connected with described anchor nut with after convex surface packing ring.
3. a method of utilizing the lower truck system described in claim 1 or 2 to build bridge, is characterized in that, comprises the steps:
Step S101, on bridge machine, truck system becomes back boom feeding beam state, the perk backward of rear end walking supporting leg, load-bearing rear support leg shrinks, and lower truck system is concrete beam truck system back boom below from rear is shipped and sent to;
Step S102, during truck system feeding beam contraposition instantly, the girder both sides of the system front end that makes to get off are installed the position of detachable crab-bolt mechanism and are alignd with the hanging beam hole, both sides, front of having set a roof beam in place;
Step S103, pierces into the anchor pole of detachable crab-bolt mechanism in the hanging beam hole, both sides of having set a roof beam in place, with shackle under anchor chain by anchor pole upper end with install in the anchor chain lower end of vehicle frame main beam front end both sides and couple together; Again the anchor pole lower end of piercing in hanging beam hole is connected with anchor nut, has completed whole anchoring operation, start handling concrete beam, and the beam that falls is in place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210291623.XA CN103590342B (en) | 2012-08-16 | 2012-08-16 | The system of getting off of the bridge formation unit of a kind of anti-hypsokinesis and utilize its method carrying out building bridge |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210291623.XA CN103590342B (en) | 2012-08-16 | 2012-08-16 | The system of getting off of the bridge formation unit of a kind of anti-hypsokinesis and utilize its method carrying out building bridge |
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| CN103590342A true CN103590342A (en) | 2014-02-19 |
| CN103590342B CN103590342B (en) | 2016-09-14 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10219627A (en) * | 1997-02-07 | 1998-08-18 | Kawada Kensetsu Kk | Pc girder erection device |
| CN1514066A (en) * | 2003-05-13 | 2004-07-21 | 中铁工程机械研究设计院 | Light rail communication PC rail beam conveying and mounting equipment and construction method |
| CN2675729Y (en) * | 2003-12-19 | 2005-02-02 | 秦皇岛市北戴河通联路桥机械有限公司 | Double guiding-beam bridge-laying machine for high-speed railway |
| CN2732820Y (en) * | 2005-04-21 | 2005-10-12 | 路桥集团第二公路工程局 | Main truss cradle rear-anchor switching device |
| CN101736694A (en) * | 2008-11-24 | 2010-06-16 | 中铁十六局集团有限公司 | Technology of front-nose-girder anchor support of 900 bridge erecting machine for passenger railway line |
| CN201817772U (en) * | 2010-09-29 | 2011-05-04 | 北京万桥兴业机械有限公司 | Slewing device for turning bridge erecting equipment |
-
2012
- 2012-08-16 CN CN201210291623.XA patent/CN103590342B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10219627A (en) * | 1997-02-07 | 1998-08-18 | Kawada Kensetsu Kk | Pc girder erection device |
| CN1514066A (en) * | 2003-05-13 | 2004-07-21 | 中铁工程机械研究设计院 | Light rail communication PC rail beam conveying and mounting equipment and construction method |
| CN2675729Y (en) * | 2003-12-19 | 2005-02-02 | 秦皇岛市北戴河通联路桥机械有限公司 | Double guiding-beam bridge-laying machine for high-speed railway |
| CN2732820Y (en) * | 2005-04-21 | 2005-10-12 | 路桥集团第二公路工程局 | Main truss cradle rear-anchor switching device |
| CN101736694A (en) * | 2008-11-24 | 2010-06-16 | 中铁十六局集团有限公司 | Technology of front-nose-girder anchor support of 900 bridge erecting machine for passenger railway line |
| CN201817772U (en) * | 2010-09-29 | 2011-05-04 | 北京万桥兴业机械有限公司 | Slewing device for turning bridge erecting equipment |
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Effective date of registration: 20160526 Address after: 066004 No. 3 Tianshan Road, Qinhuangdao economic and Technological Development Zone, Hebei, China Applicant after: QINHUANGDAO TIANYE TOLIAN HEAVY INDUSTRY CO., LTD. Address before: 066004 No. 3 Tianshan Road, Qinhuangdao economic and Technological Development Zone, Hebei, China Applicant before: Qinhuangdao Tianye Tolian Heavy Industry Co., Ltd. |
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