CN106087763B - It is a kind of to cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type and bridging method - Google Patents

It is a kind of to cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type and bridging method Download PDF

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Publication number
CN106087763B
CN106087763B CN201610651228.6A CN201610651228A CN106087763B CN 106087763 B CN106087763 B CN 106087763B CN 201610651228 A CN201610651228 A CN 201610651228A CN 106087763 B CN106087763 B CN 106087763B
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girder
column
columns
bridge
railway
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CN106087763A (en
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胡旭东
石亮
张征明
杨旭
倪卓
苏杰
陈旭阳
徐超
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China Railway Engineering Machinery Research and Design Institute Co Ltd
Xinyun Engineering Co Ltd of China Railway First Engineering Group Co Ltd
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China Railway Engineering Machinery Research and Design Institute Co Ltd
Xinyun Engineering Co Ltd of China Railway First Engineering Group Co Ltd
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    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

The present invention relates to a kind of Bridge Erector and bridging methods, belong to railway engineering machinery equipment field, and in particular to a kind of to cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type and bridging method.The present invention first supports Bridge Erector by one, three, No. four column, and No. two columns are moved to bridge end using change gear and vertical shift mechanism, complete No. two column itself via holes;Then one, No. four column is hanging, advance is rolled on the support roller of No. two columns using No. three column driving Bridge Erectors, completes complete machine via hole.Bridge Erector of the present invention is using rubber-tyred vertical shift driving walking, via hole one-time-reach-place, and without carrying out between supporting leg repeatedly position transfer and switching support, operation procedure is extremely succinct, improves operational safety and construction efficiency.When taking beam, using No. three column limiter Auxiliary supports, it is assigned to construction loads is regular between each supporting leg, effectively raises construction safety.

Description

It is a kind of to cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type and bridging method
Technical field
The present invention relates to a kind of Bridge Erector and bridging methods, belong to railway engineering machinery equipment field, and in particular to a kind of Cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type and bridging method.
Background technique
The existing railway T-girder bridge girder erection in China mainly has single girder and double girder two types, single girder T beam bridge formation machine Structure is simple, but must be carried out when the operation of feeding beam, hanging beam in girder with down space, thus complete machine height is excessive, and center of gravity is high, horizontal Bad to stability, wind loading rating is poor.Double girder T beam bridge formation machines, height is low, and traversing amount is big, but structure is complicated, via hole side Formula is mostly walking via hole, and via hole operating process is cumbersome, inefficiency.
For this purpose, existing T beam bridge formation machine there are aiming at the problem that, by research and design with great concentration, it is comprehensive it is long-term for many years from The experience and achievement of thing related industry, researching and designing have gone out that a kind of structure is relatively easy, and easy to operate, stability is good, work effect The rate high double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively and bridging method.
Summary of the invention
The present invention mainly solves in the prior art that structure is complicated present in double girder T beam bridge formation machines, via hole operation stream The technical issues of journey is cumbersome, inefficiency provides a kind of railway T-girder bridge girder erection.The Bridge Erector structure is relatively easy, operation Convenient, stability is good, and work efficiency is high.
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals:
A kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively, including:It is successively set below horn from front to back No.1 column, No. two columns, No. three columns, No. four columns;
No. two columns are connect by support change gear assembly with the support roller track being arranged below horn, are provided with and are used for Drive the vertical shift driving mechanism of No. two column vertical shift via holes;
No. three column gun iron links are in the middle part of horn, thereon with the running mechanism for driving complete machine vertical shift via hole.
Optimization, it is above-mentioned it is a kind of cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type, No. two columns are that front and back is double Portal-framed structure.
Optimize, a kind of above-mentioned double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively, No. two columns include:It is flexible The upper and lower ends of the column of nested structure, the column are separately connected upper beam and pivoted frame;The support change gear assembly is hingedly installed on On upper beam;The pivoted frame is connected with transverse-moving trolley, and travelling wheel group is arranged in the transverse-moving trolley bottom.
Optimization, it is above-mentioned it is a kind of cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type, be provided on the horn with The pin hole that support change gear assembly two sides pin shaft matches.
Optimize, a kind of above-mentioned double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively, No. three columns include:With machine The telescopic mast of arm gun iron link, the attachment beam being set on telescopic mast, the attachment beam are connected with vehicle frame, set on the vehicle frame It is equipped with running mechanism.
Optimize, a kind of above-mentioned double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively, the telescopic mast includes:It is overhanging Contracting column, interior telescopic mast, wherein the external extension column connects horn by support rod;The interior telescopic column and attachment beam phase Even;Telescopic oil cylinder is supported by hydraulic valve block limiter.
Optimization, a kind of above-mentioned double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively, further include being connected by free bearing The steering mechanism of vehicle frame and running mechanism.
Optimization, a kind of above-mentioned double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively, during entire feeding beam is set a roof beam in place, It is not fixed by bolt between the inside and outside telescopic mast of No. three columns, but auxiliary limiter support, dispensing rack is carried out by oil cylinder Beam construction load.
A method of it is built bridge using any of the above-described double girder rubber-tyred railway T-girder bridge girder erections of tunnel type of crossing, including:
No. two column via hole steps:For supporting Bridge Erector by one, three, No. four column, using change gear and vertical shift mechanism by No. two Column moves to bridge end, completes No. two column itself via holes;
Bridge Erector via hole step drives Bridge Erectors in the support of No. two columns for one, No. four column is hanging using No. three columns It rolls and advances on wheel, complete complete machine via hole.
Therefore, the invention has the advantages that:
1. horn had both been able to satisfy the aerial traversing amount requirement for moving beam, and had been also reduced construction height using double main beam structures, Improve construction safety coefficient.
2. No. two columns are double portal-framed structures, stable structure improves Bridge Erector as the main support leg of Bridge Erector Safety.
3. No. three column upper ends and girder lower cover plate flange consolidate, using wheel group traveling, the one-time-reach-place of complete machine via hole is driven, Without carrying out between supporting leg repeatedly position transfer and switching support, operation procedure is extremely succinct.
4. Bridge Erector, during taking roof beam structure beam, No. three column telescopic masts do not pass through pin shaft and are positioned, but use always Oil cylinder carries out auxiliary limiter support, the load that reasonable distribution is set a roof beam in place, it is ensured that construction safety.
Detailed description of the invention
Fig. 1 is main view of the present invention;
Fig. 2 is the main view of No. two columns;
Fig. 3 is the left view of Fig. 2;
Fig. 4 is the main view of No. three columns;
Fig. 5 is the left view of Fig. 4;
Fig. 6 is the present embodiment via hole schematic diagram 1;
Fig. 7 is the present embodiment via hole schematic diagram 2;
Fig. 8 is the present embodiment via hole schematic diagram 3;
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
In figure, 100- No.1 column, No. bis- columns of 200-, No. tri- columns of 300-, No. tetra- columns of 400-, 500- horn, 600- lifting are small Vehicle, 201- vertical shift driving mechanism, 202- hold in the palm change gear assembly, 203- upper beam, 204- column, 205- pivoted frame, 206- traversing Vehicle, 301- support rod, 302- external extension column, telescopic mast, 304- attachment beam, 305- free bearing, 306- vehicle frame, 307- turn in 303- To mechanism, 308- running mechanism.
Embodiment:
Cross the double girder double-span railway T-girder bridge girder erections of tunnel type as shown in Figure 1, a kind of, including horn 500, No.1 column 100, No. two columns 400 of column 300, four of column 200, three and trolley 600.Horizontal-associate group before, during and after horn is added by two beams in left and right At using box-beam structure.No.1 column is door-shaped frame structure, hinged with girder front end.No. two columns are the double portal-framed structures in front and back, It is attached using support change gear assembly with horn.Lower section in the middle part of horn is arranged in by rigidly connected mode in No. three columns, takes away Row wheel group, supports Bridge Erector when for driving complete machine vertical shift via hole and feeding beam.No. four columns and horn back end beam are connected by sliding slot It connects, the sideway of No. four column door frames is realized by sideway oil cylinder.Trolley is arranged in above horn, through wheel on horn Vertical shift is realized in side's support traveling, traversing in trolley vertical shift vehicle frame upper support traveling realization by wheel.
As Figure 2-3, No. two columns are the double portal-framed structures in front and back, by vertical shift driving mechanism 201, support change gear assembly 202, The composition such as upper beam 203, column 204, pivoted frame 205, transverse-moving trolley 206.No. two columns have front two rows column, i.e. four columns, Each column 204 is flexible nested structure, is mounted on the lower section of upper beam 203 by bolted connection, is able to satisfy difference Beam type and ramp are set a roof beam in place.It hangs over the support change gear assembly 202 below horn and upper beam is mounted on by free bearing in articulated manner 203 tops.When bridging operation, the pin shaft and horn for holding in the palm 202 two sides of change gear assembly are hingedly to prevent horn longitudinal leap;Via hole When, pin shaft and horn Connection Release are extracted, horn or No. two columns are driven by the gear and rack teeth mechanism of vertical shift driving mechanism 201 Via hole.Pivoted frame 205 is mounted on 204 lower section of column, the erection for camber beam by bolted connection.Transverse-moving trolley 206 It is connect by hinged shaft with pivoted frame 205, bottom is equipped with travelling wheel group, cooperates with No.1 column travelling wheel group and realizes that Bridge Erector band carries It is traversing.
As illustrated in figures 4-5, No. three columns are for Auxiliary support bridge formation machine when driving complete machine vertical shift via hole and feeding beam, by supporting Bar 301, external extension column 302, interior telescopic mast 303, attachment beam 304, free bearing 305, vehicle frame 306, steering mechanism 307, running mechanism 308 compositions.Support rod 301 connects horn and external extension column 302 by hinged mode, for overcoming No. three column driving vertical shifts The moment of flexure generated in the process.302 upper end of external extension column is mounted on by bolted connection on girder lower cover plate flange.It is interior Telescopic mast 303 is mounted on 304 top of attachment beam by bolted connection.Telescopic oil cylinder is mounted on outside cylinder, passes through hinge Seat connection external extension column 302 and attachment beam 304, realize expanding-contracting action.Vehicle frame 306 is mounted on attachment beam 304 by free bearing 305 Lower section, running mechanism 308 are mounted on vehicle frame 306, are used as machine's drive mechanism with decelerating motor, vehicle frame cooperation, are driven complete machine Via hole, one-time-reach-place, without carrying out between supporting leg repeatedly position transfer and switching support, operation procedure is extremely succinct, safely may be used It leans on.Dead tire need to be kept off in end timber wedge of having set a roof beam in place after complete machine via hole be also used to operation auxiliary of setting a roof beam in place during setting a roof beam in place Support.Steering mechanism 307 is turned to by free bearing connecting vehicle frame 306 and running mechanism 308, band driving wheel group, and steering pattern is half eight Word turns to and eight words turn to, and steering angle is ± 5 °.Running mechanism is made of group, 4 decelerating motors and vehicle frame four wheels, Front and back wheel is turned to two steering cylinders, band driving wheel group is installed respectively.
After adopting the above structure, operation when via hole is as shown in figs 6-8.The specific steps are:
(1) No. three columns, No. four columns are supported, are plugged flexible axis pin of column respectively.Then after trolley travel to horn rear away from The place at from No. three about 14.5 meters of column centers.It is hanging finally to shrink No. two columns, as shown in Figure 6.
(2) No. two columns move ahead 32.7 meters to bridge end, support.Then it is hanging to shrink No.1 column, No. four columns.No. two columns Center line is apart from 2.15 meters of bridge end face, as shown in Figure 7.
(3) No. three column driving complete machines walk on No. two column bracket wheels and advance 32.6 meters, while preceding trolley is with about 1.5 times 48 meters or so are retreated in the speed of complete machine, No.1 column is made to reach front pier.Via hole is completed, as shown in Figure 8.
On the basis of above-mentioned complete machine structure composition, for Bridge Erector during taking roof beam structure beam, No. three column telescopic masts can be with It is not positioned by pin shaft, but auxiliary limiter support, the load that reasonable distribution is set a roof beam in place is carried out using oil cylinder always, it is ensured that Construction safety.
Specific embodiment described herein is only an example for the spirit of the invention.Technology belonging to the present invention The technical staff in field can make various modifications or additions to the described embodiments or by a similar method Substitution, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although 100- No.1 column, No. bis- columns of 200-, No. tri- columns of 300-, 400- No. tetra- columns, 100- are used more herein Horn, 600- trolley, 201- vertical shift driving mechanism, 202- support change gear assembly, 203- upper beam, 204- column, 205- turn Frame, 206- transverse-moving trolley, 301- support rod, 302- external extension column, telescopic mast in 303-, 304- attachment beam, 305- free bearing, The terms such as 306- vehicle frame, 307- steering mechanism, 308- running mechanism, but it does not exclude the possibility of using other terms.It uses These terms are only for the convenience of describing and explaining the nature of the invention;It is construed as any additional Limitation is disagreed with spirit of that invention.

Claims (9)

1. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively, including:It is successively set under horn (500) from front to back The No.1 column (100) of side, No. two columns (200), No. three columns (300), No. four columns (400);It is characterized in that,
No. two columns (200) are connect by support change gear assembly (202) with the support roller track being arranged below horn (500), thereon It is provided with the vertical shift driving mechanism (201) for driving No. two column (200) vertical shift via holes;
No. three columns (300) gun iron link is in the middle part of horn (500), thereon with the traveling for driving complete machine vertical shift via hole Mechanism (308).
2. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively according to claim 1, which is characterized in that described No. two columns (200) are the double portal-framed structures in front and back.
3. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively according to claim 1, which is characterized in that described No. two columns (200) include:The column (204) of flexible nested structure, the upper and lower ends of the column (204) are separately connected upper beam (203) and pivoted frame (205);The support change gear assembly (202) is hingedly installed on upper beam (203);The pivoted frame (205) and cross Moving stage vehicle (206) is connected, and travelling wheel group is arranged in transverse-moving trolley (206) bottom.
4. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively according to claim 1, which is characterized in that described The pin hole matched with support change gear assembly (202) two sides pin shaft is provided on horn (500).
5. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively according to claim 1, which is characterized in that described No. three columns (300) include:With the telescopic mast of horn (500) gun iron link, the attachment beam (304) being set on telescopic mast is described Attachment beam (304) is connected with vehicle frame (306), is provided with running mechanism (308) on the vehicle frame (306).
6. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively according to claim 5, which is characterized in that described Telescopic mast includes:External extension column (302), interior telescopic mast (303), wherein the external extension column (302) passes through support rod (301) It connects horn (500);The interior telescopic mast (303) is connected with attachment beam (304);Telescopic oil cylinder passes through hydraulic valve block limiter branch Support.
7. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively according to claim 5, which is characterized in that also wrap Include the steering mechanism (307) by free bearing connecting vehicle frame (306) and running mechanism (308).
8. a kind of double girder rubber-tyred railway T-girder bridge girder erections of tunnel type excessively according to claim 5, which is characterized in that entire It during feeding beam is set a roof beam in place, is not fixed by bolt between the inside and outside telescopic mast of No. three columns (300), but is carried out by oil cylinder Limiter support is assisted, erecting beam construction load is distributed.
9. a kind of using any of the above-described method crossing the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type and building bridge, feature exists In, including:
No. two column (200) via hole steps:For supporting Bridge Erector by one, three, No. four column (400), change gear and vertical shift mechanism are utilized No. two columns (200) are moved into bridge end, complete No. two column (200) itself via hole;
Bridge Erector via hole step, for vacantly, driving Bridge Erectors in No. two columns using No. three columns (300) one, No. four column (400) (200) it rolls and advances on support roller, complete complete machine via hole.
CN201610651228.6A 2016-08-10 2016-08-10 It is a kind of to cross the double girder rubber-tyred railway T-girder bridge girder erections of tunnel type and bridging method Active CN106087763B (en)

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CN107700370B (en) * 2017-11-05 2024-02-27 王铭浩 Multifunctional engineering bridge girder erection machine
CN108824218B (en) * 2018-08-24 2023-06-27 徐州徐工铁路装备有限公司 Double-beam walking bridge girder erection machine compatible with high-speed rail single-double-line girder erection for box girder erection

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CN2389915Y (en) * 1999-10-16 2000-08-02 郑州市大方实业有限公司 High-speed railway bridge girder erection machine for erecting double-line whole-hole box girder
CN100395411C (en) * 2005-09-09 2008-06-18 中铁工程机械研究设计院 Walking type box beam bridge formation machine
CN201284462Y (en) * 2008-10-06 2009-08-05 郑州江河重工有限公司 Bridging machine for both highway and railway
CN201610524U (en) * 2009-12-10 2010-10-20 郑州大方桥梁机械有限公司 Box double girder type bridge machine for erection of both railway and highway T-beams
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