CN109610319A - A kind of low level beam car and bridge erection construction method - Google Patents
A kind of low level beam car and bridge erection construction method Download PDFInfo
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- CN109610319A CN109610319A CN201810740841.4A CN201810740841A CN109610319A CN 109610319 A CN109610319 A CN 109610319A CN 201810740841 A CN201810740841 A CN 201810740841A CN 109610319 A CN109610319 A CN 109610319A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P3/00—Vehicles adapted to transport, to carry or to comprise special loads or objects
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- Transportation (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
Entitled a kind of low level beam car of the invention and bridge erection construction method.Belong to bridge construction machinery and method and technology field.It is mainly to provide a kind of low level beam car.Being mainly characterized by comprising: for it includes car body, telescopic outrigger, box beam jacking cylinder, suspension traveling assembly, Tuo Liang mechanism, Tuo Liang mechanism trailer system, steering cylinder and drivers' cab；Telescopic outrigger, box beam jacking cylinder are respectively placed on car body；Drivers' cab is placed in car body front and back end, and rotating mechanism is equipped between drivers' cab and car body；The car body is U-shaped structure, and is equipped with track；The Tuo Liang mechanism is located on track, and is connected with Tuo Liang mechanism trailer system；The suspension traveling assembly and steering cylinder are placed in below car body, and steering cylinder is connected with car body and suspension traveling assembly.The box beam that present invention tool is mainly used for pack different spans crosses tunnel and bridge erection construction.
Description
Technical field
The invention belongs to bridge construction is mechanical and method and technology field more particularly to a kind of is applicable in the low of different box girder transports
Position beam car and bridge erection construction method.
Background technique
At present beam car be mainly two major classes: but tunnel formula beam car and cross tunnel formula beam car, be called high-order fortune
Beam vehicle and low level beam car.Two kinds of beam car structures are essentially identical: being all made of in a vehicle frame main beam and set, girder two sides are longitudinally equal
Cloth tire group, full hydraulic drive.The difference is that: high-order beam car, which generallys use oversize tyre, to transport beam condition meeting
Lower reduction carries the number of axle, but it is high to transport depth of beam, it is difficult to transport box beam and cross tunnel.Low level beam car generallys use multi-axial cord twins
The small tire mode of juxtaposition.Backfill layer is owed to fill out in tunnel, box beam can be packed and Bridge Erector passes through tunnel.
Existing high-speed rail concrete box girder transport mostly uses small tire beam car, and there are still fortune beams to cross tunnel difficulty, packs Bridge Erector
Cross the problem of tunnel difficulty.Compared with existing transportation rack device, low level beam car has height low, is not any spy to tunnel cross-section
Different requirement can transport beam by tunnel, pack Bridge Erector and cross tunnel, reduce the post-processing of tunnel backfill layer, improve high-speed rail construction
Progress and quality.
Summary of the invention
To solve the problems, such as that beam car in the prior art packs box beam, Bridge Erector crosses tunnel difficulty, the present invention provides one kind
Low level beam car and bridge erection construction method, low level beam car height is low, does not do any particular/special requirement to tunnel cross-section
Beam is transported by tunnel, Bridge Erector is packed and crosses tunnel.
The technical solution of low level beam car of the present invention is: a kind of low level beam car, including car body, telescopic outrigger, case
Back oil-lifting jar, suspension traveling assembly, Tuo Liang mechanism, Tuo Liang mechanism trailer system, steering cylinder and drivers' cab；Telescopic outrigger,
Box beam jacking cylinder is respectively placed on car body；Drivers' cab is placed in car body front and back end, and rotating mechanism is equipped between drivers' cab and car body；
It is characterized by: the car body is U-shaped structure, and it is equipped with track；The Tuo Liang mechanism is located on track, and leads with Tuo Liang mechanism
Draw system to be connected；The suspension traveling assembly and steering cylinder are placed in below car body, and steering cylinder and car body and suspension traveling are total
At connected.
Tuo Liang mechanism described in the technical solution of low level beam car of the present invention includes crossbeam, heavy body transporting unit and leads
To wheel group；The heavy type body transporting unit is connected to lower section at left and right sides of crossbeam；Guide wheel group be fixed on heavy body transporting unit front end and
Rear end；Heavy body transporting unit is movably disposed on track.
Car body described in the technical solution of low level beam car of the present invention includes the master with two inclined ladder tee sections
Beam, more car body crossbeams and two stringers；The more car body girder spaces are connected on two stringers, are formed latticed whole
Body structure, and be connected to below girder, form U-shaped body construction；Track is located on two stringers.
Tuo Liang mechanism trailer system described in the technical solution of low level beam car of the present invention includes traction chain, chain
Traction power mechanism, chain carrying roller and chain tensioning mechanism；The traction chain bypasses car body crossbeam along stringer, leads through chain
Priming force mechanisms, chain tensioning mechanism, chain carrying roller are connect with crossbeam pin shaft, form closed loop；The chain traction power mechanism
It is fixed on stringer front-rear position, chain carrying roller is fixed on car body crossbeam, and chain tensioning mechanism interval is fixed on stringer.
Suspension traveling assembly described in the technical solution of low level beam car of the present invention has multiple, multiple suspension travelings
Two column are always shaped to, are arranged symmetrically, and are connected to car body girder lower section by what pivoting support instead fill interval from front to back；It is described
Steering cylinder is connected by pin shaft with car body and suspension traveling assembly.
Telescopic outrigger described in the technical solution of low level beam car of the present invention is fixed on the car body of car body front and back end
Below the crossbeam；On the fixed stringer in box beam jacking cylinder interval.
The technical solution of bridge erection construction method of the present invention is: a kind of bridge frame using above-mentioned low level beam car
If construction method, it is characterised in that the following steps are included:
Box beam is placed on beam car car body, beam car fortune beam to Bridge Erector position, beam car telescopic outrigger elongate support,
Drivers' cab is rotated by 90 °；
Box beam jacking cylinder jacks box beam, and box beam bottom is driven by Tuo Liang mechanism trailer system driving Tuo Liang mechanism；
Box beam jacking cylinder is withdrawn, and Tuo Liang mechanism trailer system driving Tuo Liang mechanism carries beam on the back and moves forward to box beam arrival Bridge Erector
Preceding trolley takes beam position；
Trolley suspender whereabouts takes beam before Bridge Erector, synchronous with Tuo Liang mechanism by trolley before electrical system control
Move forward feeding beam, until trolley takes beam position after box beam reaches Bridge Erector
Trolley suspender whereabouts takes beam after Bridge Erector, and box beam leaves beam car, and beam car telescopic outrigger is withdrawn, drivers' cab
90 ° are reversely rotated, beam car returns to Liang Chang and fills beam, carries out next construction circulation.
Above-mentioned technical proposal of the invention has the advantages that 1, body construction is cut using inclined ladder shape compared with prior art
The U-shaped body construction that girder, crossbeam, the stringer in face are formed, box beam are placed in car body U slot, and fortune depth of beam is effectively reduced；2, it hangs
Walking system assembly pivoting support, which instead fills, to be connected to below car body girder, efficiently uses box beam two sides space, fortune beam is effectively reduced
Height；3, the Tuo Liang mechanism being made of heavy body transporting unit, crossbeam, guide wheel group is replaced existing carrying beam on the back with heavy body transporting unit
The travelling wheel of trolley effectively reduces and carries beam mechanism height on the back, while when reducing feeding beam and the abrasion of interorbital, improving construction effect
Rate；4, traction chain is connect around car body crossbeam through chain tensioning mechanism, chain carrying roller and Tuo Liang mechanism crossbeam along car body stringer, shape
At closed loop Tuo Liang mechanism trailer system, effectively guarantees the tensioning of the chain power, provide enough tractive force for Tuo Liang mechanism.
Present invention is mainly used for the Bridge Erectors and bridge erection method crossing tunnel and be used cooperatively with low level beam car.
Detailed description of the invention
Fig. 1 is the main view of low level beam car of the embodiment of the present invention.
Fig. 2 is the top view of low level beam car of the embodiment of the present invention.
Fig. 3 is the side view of low level beam car of the embodiment of the present invention.
Fig. 4 is the sectional view of low level beam car car body of the embodiment of the present invention.
Fig. 5, which is low level beam car suspension assembly of the embodiment of the present invention, instead to be filled by pivoting support and connect diagram with car body.
Fig. 6 is that the embodiment of the present invention turns to connection schematic diagram.
Fig. 7 is Tuo Liang of embodiment of the present invention mechanism and Tuo Liang mechanism trailer system schematic diagram.
Fig. 8 is Tuo Liang of embodiment of the present invention mechanism and chain connection schematic diagram.
Fig. 9 is Tuo Liang of embodiment of the present invention mechanism tensioning apparatus schematic diagram.
Figure 10 is that beam car of embodiment of the present invention fortune beam crosses tunnel cross-section diagram.
Figure 11 is the standard construction process figure of beam car fortune beam of the present invention.
Figure 12 is beam car box beam jacking cylinder jacking box beam of the present invention, and box beam bottom standard construction stream drives into Tuo Liang mechanism
Cheng Tu.
Figure 13 is the standard construction process figure that beam car Tuo Liang of the present invention mechanism carries beam Forward on the back.
Figure 14 is the standard construction process figure of trolley and Tuo Liang mechanism feeding beam before Bridge Erector of the present invention.
Figure 15 is that box beam of the present invention leaves beam car, and beam car returns to the standard construction process figure of Liang Chang.
Marked in the figure: 1. car bodies；1a. girder；1b. car body crossbeam；1c. stringer；2. telescopic outrigger；3. box beam top
Oil-lifting jar；4. hanging traveling assembly；5. Tuo Liang mechanism；5a. crossbeam；5b. heavy type body transporting unit；5c. guide wheel group；6. carrying on the back
Beam mechanism trailer system；6a. traction chain；6b. chain traction power mechanism；6c. chain carrying roller；6d. chain tension machine
Structure；7. steering cylinder；8. drivers' cab；9. track；10. pivoting support；11. box beam.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
Member's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
As shown in Fig. 1-Figure 10, low level beam car of the invention, including car body 1, telescopic outrigger 2, box beam jacking cylinder 3,
Hang traveling assembly 4, Tuo Liang mechanism 5, Tuo Liang mechanism trailer system 6, steering cylinder 7 and drivers' cab 8 etc..
Car body 1 has girder 1a, the more car body crossbeam 1b and two stringer 1c of two inclined ladder tee sections, more car body cross
Being connected on two stringer 1c for the interval beam 1b, forms latticed overall structure, and is integrally attached to below girder 1a, forms U
Type body construction, two stringer 1c are equipped with the track 9 of 5 traveling of Tuo Liang mechanism.
Suspension traveling assembly 4 and steering cylinder 7 are placed in 1 lower section of car body, and suspension traveling assembly 4 passes through revolution branch from front to back
That holds 10 anti-dress intervals is connected to the lower section car body girder 1a, and multiple suspension traveling assemblies 4 form two column, are arranged symmetrically, steering oil
Cylinder 7 is connected by pin shaft with car body 1 and suspension traveling assembly 4, the flexible steering function for realizing suspension traveling assembly 4 of steering cylinder 7
Energy.
Tuo Liang mechanism 5 includes crossbeam 5a, heavy type body transporting unit 5b and guide wheel group 5c.Crossbeam 5a is 1 connection beam and carrying
Beam.Lip block is placed at the upper surface of left and right both ends crossbeam 5a, is used to support box beam 11, lip block is located at heavy movement simultaneously
The top of device 5b.The lower section at left and right sides of crossbeam 5a is bolted in heavy body transporting unit 5b, forms rigid structure.Heavy movement
The front-end and back-end of device 5b are fixed with guide wheel group 5c, and Tuo Liang mechanism 5 is movably disposed on track 9.Heavy body transporting unit 5b is
Existing product or the prior art, including left and right symmetrically arranged a pair of of wheel group and connecting plate, connecting plate are bolted on cross
On the lower surface of the end beam 5a, guide wheel group 5c is located at the front or behind of position between a pair of of wheel group.Heavy body transporting unit 5b is
The running part of Tuo Liang mechanism 5.Guide wheel group 5c is made of guide wheel shaft, spacer, bearing and fixes sleeve, and fixes sleeve passes through
Bearing holder (housing, cover) is fixed on guide wheel shaft by spacer and nut.Guide wheel group 5c and 9 side of track cooperate, for carrying beam machine on the back
The guiding of structure 5 prevents heavy body transporting unit 5b offset track 9.Crossbeam 5a, heavy type body transporting unit 5b and guide wheel group through the invention
5c can be reduced and be carried beam mechanism height on the back, and reduction beam car carries beam on the back and crosses tunnel difficulty, and improves Tuo Liang mechanism physical life, and raising is applied
Work efficiency rate.
Tuo Liang mechanism trailer system 6 includes traction chain 6a, chain traction power mechanism 6b, chain carrying roller 6c and chain
Tight mechanism 6d, passes through traction chain 6a connection Tuo Liang mechanism 5 and chain traction power mechanism 6b.Traction chain 6a passes through chain
Tight mechanism 6d, chain carrying roller 6c form a trap ring along stringer 1c around car body crossbeam 1b, connect with crossbeam 5a pin shaft, to carry beam on the back
Mechanism 5 provides power.Chain traction power mechanism 6b is fixed on stringer 1c front-rear position, and chain carrying roller 6c is fixed on car body crossbeam
On 1b, the interval chain tensioning mechanism 6d is fixed on stringer 1c.
Telescopic outrigger 2 is fixed below 1 front and back end car body crossbeam 1b of car body.The interval of box beam jacking cylinder 3 is fixed on stringer
On 1c, for jacking box beam 11.Drivers' cab 8 is placed in 1 front and back end of car body, and rotating mechanism is equipped between drivers' cab 8 and car body 1, and
Rotatable certain angle, box beam 11 is current when to set a roof beam in place.
The present invention uses the bridge erection construction method of low level beam car, follows the steps below.
Box beam 11 is placed on beam car car body 1 by the first step as shown in figure 11, and beam car transports beam to Bridge Erector feeding beam position
When setting, for 2 elongate support of beam car telescopic outrigger on road surface, drivers' cab 8, which is rotated by 90 °, concedes 11 passage space of box beam.
Second step as shown in figure 12, box beam jacking cylinder 3 jack box beam 11, and beam machine is carried in the driving of Tuo Liang mechanism trailer system 6 on the back
Structure 5 drives into 11 bottom of box beam.
Third step as shown in figure 13, box beam jacking cylinder 3 are withdrawn, and Tuo Liang mechanism trailer system 6 drives Tuo Liang mechanism 5 to carry beam on the back
It moves forward to trolley before box beam 11 reaches Bridge Erector and takes beam position.
4th step as shown in figure 14, trolley suspender whereabouts takes beam before Bridge Erector, passes through lifting before electrical system control
Trolley Forward feeding beam synchronous with Tuo Liang mechanism 5, until trolley takes beam position after box beam 11 reaches Bridge Erector.
5th step as shown in figure 15, trolley suspender whereabouts takes beam after Bridge Erector, and box beam 11 leaves beam car, beam car
Telescopic outrigger 2 is withdrawn, and drivers' cab 8 reversely rotates 90 °, and beam car returns to Liang Chang and fills beam, carries out next construction circulation.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (7)
1. a kind of low level beam car, including car body (1), telescopic outrigger (2), box beam jacking cylinder (3), suspension traveling assembly (4),
Tuo Liang mechanism (5), Tuo Liang mechanism trailer system (6), steering cylinder (7) and drivers' cab (8)；Telescopic outrigger (2), box beam jacking oil
Cylinder (3) is respectively placed on car body (1)；Drivers' cab (8) is placed in car body (1) front and back end, is equipped between drivers' cab (8) and car body (1)
Rotating mechanism；It is characterized by: the car body (1) is U-shaped structure, and it is equipped with track (9)；The Tuo Liang mechanism (5) is located at rail
On road (9), and it is connected with Tuo Liang mechanism trailer system (6)；The suspension traveling assembly (4) and steering cylinder (7) are placed in car body
(1) lower section, steering cylinder (7) are connected with car body (1) and suspension traveling assembly (4).
2. a kind of low level beam car according to claim 1, it is characterised in that: the Tuo Liang mechanism (5) includes crossbeam
(5a), heavy body transporting unit (5b) and guide wheel group (5c)；Under the heavy type body transporting unit (5b) is connected at left and right sides of crossbeam (5a)
Side；Guide wheel group (5c) is fixed on the front-end and back-end of heavy body transporting unit (5b)；Heavy body transporting unit (5b) is movably disposed within rail
On road (9).
3. a kind of low level beam car according to claim 1 or 2, it is characterised in that: the car body (1) includes having two
The girder (1a) of root inclined ladder tee section, more car body crossbeam (1b) He Lianggen stringers (1c)；Between the more car body crossbeams (1b)
Every be connected on two stringers (1c), form latticed overall structure, and be connected to below girder (1a), form U-shaped car body
Structure；Track (9) is located on two stringers (1c).
4. a kind of low level beam car according to claim 3, it is characterised in that: the Tuo Liang mechanism trailer system (6)
Including traction chain (6a), chain traction power mechanism (6b), chain carrying roller (6c) and chain tensioning mechanism (6d)；The traction
Chain (6a) bypasses car body crossbeam (1b) along stringer (1c), through chain traction power mechanism (6b), chain tensioning mechanism (6d), chain
Bar carrying roller (6c) is connect with crossbeam (5a) pin shaft, forms closed loop；The chain traction power mechanism (6b) is fixed on stringer (1c)
Front-rear position, chain carrying roller (6c) are fixed on car body crossbeam (1b), and chain tensioning mechanism (6d) interval is fixed on stringer
On (1c).
5. a kind of low level beam car according to claim 3, it is characterised in that: the suspension traveling assembly (4) has more
A, multiple suspension traveling assemblies (4) form two column, are arranged symmetrically, and instead fill interval by pivoting support (10) from front to back
It is connected to below car body girder (1a)；The steering cylinder (7) is connected by pin shaft with car body (1) and suspension traveling assembly (4).
6. a kind of low level beam car according to claim 1 or 2, it is characterised in that: the telescopic outrigger (2) is fixed on
Below the car body crossbeam (1b) of car body (1) front and back end；The box beam jacking cylinder (3) is spaced on fixed stringer (1c).
7. a kind of using a kind of bridge erection construction method of low level beam car described in claim 1, it is characterised in that including
Following steps:
Box beam (11) is placed on beam car car body (1), beam car transports beam to Bridge Erector position, beam car telescopic outrigger (2)
Elongate support, drivers' cab (8) are rotated by 90 °；
Box beam jacking cylinder (3) jacks box beam (11), and box beam is driven into Tuo Liang mechanism trailer system (6) driving Tuo Liang mechanism (5)
(11) bottom；
Box beam jacking cylinder (3) is withdrawn, and Tuo Liang mechanism trailer system (6) driving Tuo Liang mechanism (5) carries beam on the back and moves forward to box beam
(11) trolley takes beam position before reaching Bridge Erector；
Trolley suspender whereabouts takes beam before Bridge Erector, same by trolley before electrical system control and Tuo Liang mechanism (5)
Step Forward feeding beam, until trolley takes beam position after box beam (11) reaches Bridge Erector；
Trolley suspender whereabouts takes beam after Bridge Erector, and box beam (11) leaves beam car, and beam car telescopic outrigger (2) is withdrawn,
Drivers' cab (8) reversely rotates 90 °, and beam car returns to Liang Chang and fills beam, carries out next construction circulation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810740841.4A CN109610319A (en) | 2018-07-08 | 2018-07-08 | A kind of low level beam car and bridge erection construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810740841.4A CN109610319A (en) | 2018-07-08 | 2018-07-08 | A kind of low level beam car and bridge erection construction method |
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| CN109610319A true CN109610319A (en) | 2019-04-12 |
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Cited By (6)
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| CN110341575A (en) * | 2019-08-21 | 2019-10-18 | 奔腾（国际）汽车科技有限公司 | A kind of multi-faceted security protection vehicle in road work region |
| CN112356759A (en) * | 2020-11-20 | 2021-02-12 | 中铁十一局集团汉江重工有限公司 | Low-position girder transporting vehicle |
| 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 |
| CN114737477A (en) * | 2022-02-16 | 2022-07-12 | 中铁十一局集团有限公司 | Beam-sending construction method of beam-transporting vehicle based on beam-sending trolley |
| CN114837084A (en) * | 2022-04-11 | 2022-08-02 | 中铁第五勘察设计院集团有限公司 | Beam transporting vehicle and bridging system |
| CN114922090A (en) * | 2022-06-27 | 2022-08-19 | 中铁十四局集团青岛工程有限公司 | Beam mounting method and beam mounting tool for box beam |
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| CN112356759A (en) * | 2020-11-20 | 2021-02-12 | 中铁十一局集团汉江重工有限公司 | Low-position girder transporting vehicle |
| 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 |
| CN114737477A (en) * | 2022-02-16 | 2022-07-12 | 中铁十一局集团有限公司 | Beam-sending construction method of beam-transporting vehicle based on beam-sending trolley |
| CN114837084A (en) * | 2022-04-11 | 2022-08-02 | 中铁第五勘察设计院集团有限公司 | Beam transporting vehicle and bridging system |
| CN114837084B (en) * | 2022-04-11 | 2023-09-05 | 中铁第五勘察设计院集团有限公司 | Beam transporting vehicle and bridging system |
| CN114922090A (en) * | 2022-06-27 | 2022-08-19 | 中铁十四局集团青岛工程有限公司 | Beam mounting method and beam mounting tool for box beam |
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