CN202705917U - Auxiliary steering support device erected on curved bridge - Google Patents
Auxiliary steering support device erected on curved bridge Download PDFInfo
- Publication number
- CN202705917U CN202705917U CN 201220391410 CN201220391410U CN202705917U CN 202705917 U CN202705917 U CN 202705917U CN 201220391410 CN201220391410 CN 201220391410 CN 201220391410 U CN201220391410 U CN 201220391410U CN 202705917 U CN202705917 U CN 202705917U
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- shoulder pole
- car frame
- pole girder
- carrying
- face
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Abstract
The utility model discloses an auxiliary steering support device erected on a curved bridge. The auxiliary steering support device is characterized by comprising a band beam and a steering oil cylinder, wherein the band beam is arranged on the top surface of a packing beam cart frame; the steering oil cylinder is used for driving the band beam to do horizontal rotation relative to the packing beam cart frame; the band beam is of a box type structure; a central shaft hole and limiting slotted holes are formed in the bottom surface of the band beam; the central shaft hole is matched with a center shaft arranged on the top surface of the packing beam cart frame; the limiting slotted holes are positioned in two sides of the center shaft holes and are respectively matched with limiting shafts arranged at corresponding positions of the top surface of the packing beam cart frame; one end of the steering oil cylinder is combined with the end part of the band beam through an oil cylinder mounting base; and the other end of the steering oil cylinder is combined with the packing beam cart frame through the oil cylinder mounting base.
Description
Technical field
The utility model relates to a kind of assisted diversion bracing or strutting arrangement that can set up the particularly little curve bridge of high-speed railway bridge.
Background technology
Domestic existing Beam transportation vehicle cooperates with Bridge Erector when setting up large heavy girder, all can only be used for being not less than the bridge construction of 2000 meters radiuses.Along with the maturation of domestic high-speed rail technology, and domestic various places are also more and more higher to the high-speed rail construction technical requirements to the demand of high ferro.In the mountainous region or the city of narrow space, often can run into less than 2000 meters, even less than 1000 meters curved bridge construction, the existing equipment technical data does not reach construction requirement, does not satisfy the construction needs.
Just as described above, existing high ferro erecting beam construction equipment all is faced with and can not satisfies the technical problem that little camber beam sets up, and sets up camber beam all the time, nothing more than adopting following two kinds of methods: first camber beam cast-in-site, cost is high, and efficient is low; It two is the shoulder pole girders that increase about high 700mm carrying on the back above the beam dolly, and need to increase transformation to Bridge Erector.But this transformation need be to carry out on the basis of sacrificing original technical data, makes equipment exceed original some technical data, also needs to recover former state in normal construction, and it is loaded down with trivial details to work, and cost is high, and construction is complicated.As seen, up to now, the problem of both at home and abroad little camber beam being set up fails to be well solved always, and the effect of its various schemes always seems clumsy and falls behind.
Therefore, how simple and direct, to set up little camber beam efficiently be the important topic that engineering technological is especially being studied in the bridge construction mechanical field always.
Summary of the invention
The purpose of this utility model provides a kind of assisted diversion bracing or strutting arrangement of curved bridge erection just for existing weak point in the above-mentioned prior art.Servicing unit of the present utility model has simple in structure, convenient and reliable operation, particularly for the equipment that has Hot work in progress now, transform simple, carry out on the basis that does not change original design objective, can accelerate the transportation rack device construction speed and carry the use turnover rate of transportation rack device, and can save a large amount of manpower, material resources and financial resources, good economic benefit is arranged.
The purpose of this utility model can realize by following technique measures:
The assisted diversion bracing or strutting arrangement of curved bridge erection described in the utility model comprises and is installed in the shoulder pole girder of carrying beam car frame end face on the back, and is used for driving shoulder pole girder with respect to carrying beam car frame on the back and do the steering cylinder that horizontally rotates; Described shoulder pole girder is box-structure, be provided with a central shaft hole that matches with the central axis of carrying the end face setting of beam car frame on the back in the shoulder pole girder bottom surface, and the spacing slotted eye that matches with the limit shaft of carrying the end face corresponding position setting of beam car frame on the back respectively that is positioned at the central shaft hole both sides; One end of described steering cylinder combines with the end of shoulder pole girder by cylinder installation seat, the other end by cylinder installation seat with carry beam car frame on the back and combine.
The utility model is provided with base for supporting between the described installation fitting face of carrying beam car frame end face and shoulder pole girder on the back, described base for supporting is by being separately positioned on the slide plate of carrying beam car frame end face two ends on the back, being disposed on the slide plate between limit shaft and the central axis and forming around the backing plate of central axis setting; Described slide plate is fixed in by connector and carries beam car frame end face on the back, is respectively arranged with coaming plate around every slide plate periphery; Be provided with respectively the sliding table top of downward protrusion at shoulder pole girder bottom surface and corresponding slide plate mated position place.
The utility model is respectively arranged with one in described mode of carrying on the back between beam car frame and the shoulder pole girder with the diagonal angle setting and is used for driving shoulder pole girder with respect to carrying beam car frame on the back and do the steering cylinder that horizontally rotates.
The utility model is provided with Embedded support rubber cushion mounting groove at described shoulder pole girder end face two ends.
Base for supporting described in the utility model adopts four-point supporting and central rotating shaft and two limit shaft mating reactions, so that the shoulder pole girder that is arranged on the base for supporting can rotate around central axis, limit shaft plays position-limiting action, by adjusting the oil cylinder installation site, can realize rotating forward or backwards.When setting up little camber beam, Beam transportation vehicle cooperates in the Bridge Erector feeding beam process, by operating this bracing or strutting arrangement, reduce in addition eliminate that concrete box girder in the feeding beam process produces lateral force on carrying the impact of beam trolley track operation on the back, reach to eliminate and carry the situation that the beam dolly is gnawed rail on the back, guarantee that camber beam sets up safe and efficient finishing.And increase this device, guaranteed that the original technical data of transportation rack device is constant, guarantee that normal erecting beam construction does not need the loaded down with trivial details work such as former state recovery, increased the applying working condition of equipment construction and used turnover rate.
Compared with prior art, the beneficial effects of the utility model are as follows:
1) size of the present utility model is little, and height dimension is controlled within the 300mm, satisfies feeding beam Bridge Erector height, do not need Bridge Erector feeding beam spatial altitude is increased transformation, guaranteed that Bridge Erector complete machine height parameter is constant, namely saved the improvement cost of Bridge Erector, reduced again construction cost;
2) employing oil cylinder assisted diversion of the present utility model is in order to eliminate the lateral force that produces in the feeding beam process; External action in the lateral force of carrying on the back on the beam dolly, is consumed in carrying the beam dolly on the back, gnaw rail when having avoided the dolly feeding beam;
3) the shoulder pole girder base adopts four-point supporting, disperses each supporting surface active force by multi-point support, has reduced to act on the opplied moment of carrying on the back on the beam dolly, and has reduced the lateral force of gnawing rail, has also reduced the size of auxiliary cylinder;
4) support the bottom surface and adopt central rotating shaft and two limit shaft mating reactions, shoulder pole girder is rotated around central axis, and can play position-limiting action by limit shaft, prevent from operating excessive, safe and reliable;
5) shoulder pole girder employing center arranges centre bore, both sides arrange oval spacing hole, the hole is only in the shoulder pole girder bottom surface, the both sides end face designs Embedded support rubber cushion mounting groove in addition, by hole and groove combination, guarantee that shoulder pole girder has enough height to satisfy the design variations requirement, guarantee again the not super scope of design of overall dimensions.
Description of drawings
Fig. 1 is that structure of the present utility model is always schemed.
Fig. 2 is the top view of Fig. 1.
Sequence number among the figure: the 1st, shoulder pole girder, the 2nd, base for supporting, the 3rd, steering cylinder, the 4, the 5th, cylinder installation seat 6 is oil cylinder bearing pins, the 7th, support rubber cushion, the 8th, carry the beam dolly on the back, the 9th, the Beam transportation vehicle main beam section.
Fig. 3 is the shoulder pole girder structure chart.
Fig. 4 is the top view of Fig. 3.
Fig. 5 is the base for supporting arrangement diagram.
Fig. 6 is the top view of Fig. 5.
Sequence number among the figure: the 2.1st, slide plate, the 2.2nd, coaming plate, the 2.3rd, limit shaft, the 2.4th, coaming plate, the 2.5th, slide plate, the 2.6th, central axis, the 2.7th, backing plate.
Fig. 7, the 8th, the utility model work schematic diagram when setting up little camber beam.
Sequence number among the figure: the 8th, carry the beam dolly on the back, the 10th, Beam transportation vehicle, the 11st, No. 2 overhead traveling cranes of Bridge Erector, the 12nd, No. 1 overhead traveling crane of Bridge Erector, the 13rd, concrete box girder.
The specific embodiment
The utility model is further described below with reference to embodiment (accompanying drawing):
Shown in Fig. 1,2,3,4, the assisted diversion bracing or strutting arrangement of curved bridge erection of the present utility model comprises and is installed in the shoulder pole girder 1 of carrying beam dolly 8 tops of frame on the back, and is used for driving shoulder pole girder with respect to carrying beam car frame on the back and do the steering cylinder 3 that horizontally rotates; Described shoulder pole girder is box-structure, be provided with Embedded support rubber cushion mounting groove for support rubber cushion 7 is installed at described shoulder pole girder end face two ends, be provided with a central shaft hole that matches with the central axis 2.6 of carrying the end face setting of beam car frame on the back in the shoulder pole girder bottom surface, and the oval spacing slotted eye that matches with the limit shaft 2.3 of carrying the end face corresponding position setting of beam car frame on the back respectively that is positioned at the central shaft hole both sides; One end of described steering cylinder combines with the end of shoulder pole girder by cylinder installation seat 5, the other end by cylinder installation seat 4 with carry beam car frame on the back and combine.More specifically: the utility model is respectively arranged with for driving shoulder pole girder with respect to carrying beam car frame on the back and do the steering cylinder that horizontally rotates in the described mode that adopts with the diagonal angle setting of carrying on the back between beam car frame and the shoulder pole girder, by changing oil cylinder in described position of carrying diagonal angle setting between beam car frame and the shoulder pole girder on the back, can realize rotating forward or backwards, satisfy two-way curve erecting beam construction needs.
Shown in Fig. 5,6, the utility model is provided with base for supporting 2 between the described installation fitting face of carrying beam car frame end face and shoulder pole girder on the back, described base for supporting is by being separately positioned on the slide plate 2.1 of carrying beam car frame end face two ends on the back, being disposed on the slide plate 2.5 between limit shaft and the central axis and forming around the backing plate 2.7 of central axis setting; Described slide plate is fixed in by connector and carries beam car frame end face on the back, is respectively arranged with coaming plate 2.2,2.4 around every slide plate periphery; Be provided with respectively the sliding table top of downward protrusion at shoulder pole girder bottom surface and corresponding slide plate mated position place, guarantee to contact with support 4 dispersions in bottom surface.
Shown in Fig. 7,8, when setting up little camber beam, the frame case beam that Beam transportation vehicle stops and treat to have curve between the frame case beam causes Bridge Erector overhead traveling crane walking track and carries the walking track of beam dolly on Beam transportation vehicle 10 on the back and have angle.In the feeding beam process, when Bridge Erector the first suspension centre case beam front end of slinging, when carrying the beam dolly on the back and cooperating the first suspension centre to push ahead, because the first suspension centre overhead traveling crane walking track and carry beam carriage walking track angle on the back and cause very large lateral force, the result can cause and carry the beam dolly on the back and gnaw rail, the wheel rotation browsing is bad or stuck, even the roller box torsional deformation, finally may cause major accident.In the feeding beam process, pass through this bracing or strutting arrangement of operation, allow shoulder pole girder relatively carry beam car frame on the back certain drift angle occurs, from carry on the back girder system system inner reduce in addition eliminates that concrete box girder 13 produces the feeding beam process the impact that moves carrying the beam trolley track on the back of lateral force, reach to eliminate and carry the situation that the beam dolly is gnawed rail on the back, guarantee that camber beam sets up safe and efficient finishing.Increase in addition this device, because height dimension is little, guaranteed that the original technical data of relevant device is constant, satisfy also guaranteeing the not loaded down with trivial details work such as needs former state recovery of normal erecting beam construction in the situation that curve sets a roof beam in place.
Claims (4)
1. the assisted diversion bracing or strutting arrangement of a curved bridge erection is characterized in that: comprise being installed in the shoulder pole girder of carrying beam car frame end face on the back, and be used for driving shoulder pole girder with respect to carrying beam car frame on the back and do the steering cylinder that horizontally rotates; Described shoulder pole girder is box-structure, be provided with a central shaft hole that matches with the central axis of carrying the end face setting of beam car frame on the back in the shoulder pole girder bottom surface, and the spacing slotted eye that matches with the limit shaft of carrying the end face corresponding position setting of beam car frame on the back respectively that is positioned at the central shaft hole both sides; One end of described steering cylinder combines with the end of shoulder pole girder by cylinder installation seat, the other end by cylinder installation seat with carry beam car frame on the back and combine.
2. the assisted diversion bracing or strutting arrangement of curved bridge erection according to claim 1, it is characterized in that: be provided with base for supporting carrying on the back between the installation fitting face of beam car frame end face and shoulder pole girder, described base for supporting is by being separately positioned on the slide plate of carrying beam car frame end face two ends on the back, being disposed on the slide plate between limit shaft and the central axis and forming around the backing plate of central axis setting; Described slide plate is fixed in by connector and carries beam car frame end face on the back, is respectively arranged with coaming plate around every slide plate periphery; Be provided with respectively the sliding table top of downward protrusion at shoulder pole girder bottom surface and corresponding slide plate mated position place.
3. the assisted diversion bracing or strutting arrangement of curved bridge erection according to claim 1 is characterized in that: be respectively arranged with one in described mode of carrying on the back between beam car frame and the shoulder pole girder with the diagonal angle setting and be used for driving shoulder pole girder with respect to carrying beam car frame on the back and do the steering cylinder that horizontally rotates.
4. the assisted diversion bracing or strutting arrangement of curved bridge erection according to claim 1 is characterized in that: be provided with Embedded support rubber cushion mounting groove at described shoulder pole girder end face two ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220391410 CN202705917U (en) | 2012-08-09 | 2012-08-09 | Auxiliary steering support device erected on curved bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220391410 CN202705917U (en) | 2012-08-09 | 2012-08-09 | Auxiliary steering support device erected on curved bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202705917U true CN202705917U (en) | 2013-01-30 |
Family
ID=47586235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220391410 Expired - Lifetime CN202705917U (en) | 2012-08-09 | 2012-08-09 | Auxiliary steering support device erected on curved bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202705917U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638315A (en) * | 2016-11-10 | 2017-05-10 | 秦皇岛天业通联重工科技有限公司 | Combined beam transporting vehicle |
-
2012
- 2012-08-09 CN CN 201220391410 patent/CN202705917U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106638315A (en) * | 2016-11-10 | 2017-05-10 | 秦皇岛天业通联重工科技有限公司 | Combined beam transporting vehicle |
| CN106638315B (en) * | 2016-11-10 | 2024-04-09 | 秦皇岛天业通联重工科技有限公司 | Combined beam transporting vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130130 |
|
| CX01 | Expiry of patent term |