CN104229638A - Bearing beam travelling cradle for existing line construction - Google Patents

Bearing beam travelling cradle for existing line construction Download PDF

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Publication number
CN104229638A
CN104229638A CN201410543592.1A CN201410543592A CN104229638A CN 104229638 A CN104229638 A CN 104229638A CN 201410543592 A CN201410543592 A CN 201410543592A CN 104229638 A CN104229638 A CN 104229638A
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CN
China
Prior art keywords
wheel
carrier
crossbeam
carrier bar
steel
Prior art date
Application number
CN201410543592.1A
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Chinese (zh)
Inventor
郁光耀
蒋国云
王元清
Original Assignee
中铁十一局集团第五工程有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 中铁十一局集团第五工程有限公司 filed Critical 中铁十一局集团第五工程有限公司
Priority to CN201410543592.1A priority Critical patent/CN104229638A/en
Publication of CN104229638A publication Critical patent/CN104229638A/en

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Abstract

The invention discloses a bearing beam travelling cradle for the existing lien construction. The bearing beam travelling cradle comprises two cross beams, wheel stand mechanisms, a bearing beam lifting hook and hoist cranes; the two cross beams are arranged at intervals and parallel to a sleeper; the hoist cranes are arranged under two end heads of each cross beam; the upper end of each hoist crane is hung on each cross beam, and while the lower end of each hoist crane is hung on the bearing beam lifting hook; the wheel stand mechanisms are arranged below the cross beams, and each wheel stand mechanism comprises two steel wheel mounting racks, a wheel stand transverse connecting rod and a wheel rack vertical column, wherein the two steel wheel mounting racks are respectively positioned right above two steel rails; a steel wheel which rolls along the steel rails is mounted on each steel wheel mounting rack; the two steel wheel mounting racks are integrally fixedly connected through a wheel stand connecting rod and then are connected with the cross beams through the wheel stand vertical columns. The bearing beam travelling cradle for the existing line construction is simple in structure, convenient to dismount and mount and small in cost; a bearing beam can be moved and quickly hoisted under the conditions that a construction space is limited and power is continuously supplied to the existing line.

Description

Both wired construction carrier bar travelling bridge

Technical field

The present invention relates to Existing Railway Line technical field of construction, be specifically related to a kind of for the carrier bar travelling bridge in Existing Railway Line construction.

Background technology

In recent years, along with a large amount of project verifications of state-owned railroads, Municipal and expressway construction project go into operation, in existing railway transformation, under newly-increased grade separation, municipal road, drainage pipeline networks, wear the also corresponding increase of existing railway engineering.Wear engineering under these and mostly do not interrupting the prerequisite undertissue construction of both wired operations, no matter be adopt pipe jacking method or the construction of cast-in-place method, while existing line must being maked somebody a mere figurehead realize construction by carrier bar, ensure railway normal operation.

And both wired carrier bar built on stilts construction direct-on-line had carried out, blocking the factor such as main points and rail vehicle transport by railway affects comparatively large, is key and the emphasis of wearing engineering under railway.Can say, wear safety and the progress of grade separation construction under both wired, depend on safety and the progress of fixed track usage plan engineering construction.Therefore, the optimization of wearing built on stilts scheme in the work progress of engineering under existing railway seems particularly important.The conventional method of the lifting carrier bar that current use is more has: wheel crane or track crane entrucking, or jack incremental launching method.These methods are not cannot meet quick, safe, to complete erection task efficiently requirement exactly by the restriction of limited workyard, not only cause the duration delayed and block to put quantity increase, strengthen construction cost and risk uncontrollable, also greatly have impact on railway operation efficiency.

Summary of the invention

For above-mentioned technical matters, the present invention intends providing that a kind of structure is simple, easy accessibility, cheap carrier bar travelling bridge, when limited construction space and both wired do not have a power failure, also can complete the lifting of carrier bar movably rapidly.

For reaching above-mentioned purpose, the technical solution adopted in the present invention is: one is wired construction carrier bar travelling bridge both, comprise crossbeam, wheel carrier mechanism, carrier bar suspension hook and hoist crane, totally two, described crossbeam, spaced setting is also parallel with sleeper, the spacing of two crossbeams is determined according to the length of carrier bar, and two crossbeams are respectively near the two ends of carrier bar, and the two ends of crossbeam reach outside sleeper symmetrically; Be provided with a described hoist crane immediately below every root crossbeam two ends, the upper end of each hoist crane hangs on crossbeam, and the lower end of hoist crane hangs on described carrier bar suspension hook; The below of every root crossbeam is also provided with a described wheel carrier mechanism, described wheel carrier mechanism comprises steel wheel erecting frame, wheel carrier tranverse connecting rod and wheel carrier column, described steel wheel erecting frame totally two, lay respectively at directly over two rail, each steel wheel erecting frame is all provided with the steel wheel rolled along rail, after two steel wheel erecting frames are solidly fixed by wheel carrier link, then be connected with crossbeam by described wheel carrier column.

Preferred as such scheme, the cross-sectional plane of described carrier bar suspension hook be lower end with opening and symmetrical pentagon ring, the middle part of described pentagon ring is wide to bottom, and middle part reduces gradually to upper width.Carrier bar termination is crossed opening and is placed in carrier bar suspension hook, and is suspended on the dividing range of carrier bar termination and main body by the eave tile of opening both sides self-assembling formation, and the width of opening mates with the width of carrier bar main body; Carrier bar suspension hook adopts bilateral symmetry, to ensure carrier bar left and right stress balance.

Further, described crossbeam comprises the I-beam section of two spacing side by side settings, the horizontal brace rod between two I-beam sections, and the two ends of described horizontal brace rod is welded in the middle part of the I-beam section of respective side respectively; Described wheel carrier column is bolted on I-beam section, thus the installation achieving wheel carrier mechanism and crossbeam is fixed.Adopt I-beam section to manufacture crossbeam, the intensity of crossbeam can be ensured, again reduce manufacturing cost.

In addition, described wheel carrier tranverse connecting rod and steel wheel erecting frame are bolted, and are provided with insulcrete between wheel carrier wheel carrier tranverse connecting rod and steel wheel erecting frame; Set up insulcrete, be applicable to electrified railway line, effectively avoid short circuit.

Each steel wheel erecting frame is all provided with two steel wheels along rail bearing of trend interval, increases the strong point, improve the stationarity that whole suspension bracket moves on rail.

Described hoist crane is bottle gouard moved by hands, does not need power taking in railway line, has both been applicable to electrified railway line, is applicable to again non-electrified railway line.

The invention has the beneficial effects as follows: novel structure, be skillfully constructed, install and remove conveniently, low cost of manufacture, be particularly suitable for the limited occasion of construction space and use; When ensure both wired do not have a power failure, can fast, safety, complete erection task efficiently, improve operating efficiency, reduce construction cost and risk, substantially increase railway operation efficiency.

Accompanying drawing explanation

The scheme of installation that Fig. 1 is the present invention on both wired.

Fig. 2 is the left view of Fig. 1.

Fig. 3 is the birds-eye view of Fig. 1.

Fig. 4 is the structural representation (not comprising wheel carrier column) of wheel carrier mechanism.

Fig. 5 is the birds-eye view of Fig. 4.

Detailed description of the invention

Below by embodiment also by reference to the accompanying drawings, the invention will be further described:

Composition graphs 1---shown in Fig. 3, one is wired construction carrier bar travelling bridge both, forms primarily of two crossbeams, 1, two wheel carrier mechanisms, 2, four carrier bar suspension hooks, 3, four hoist cranes 4.

The two rails 6 that existing railway line is arranged by the some sleepers 5 be horizontally arranged at interval and longitudinal interval is formed, and needs two carrier bars 7 of lifting to lay respectively at outside the left and right of two rails 6.Totally two, crossbeam 1, spaced setting is also parallel with sleeper 5, and the spacing of two crossbeams 1 is determined according to the length of carrier bar 7, and two crossbeams 1 are respectively near the two ends of carrier bar 7, the two ends of crossbeam 1 reach outside sleeper 5 symmetrically, and the length of crossbeam 1 is a bit larger tham the spacing of two carrier bars 7 of lifting.As shown in Figure 2, the I-beam section 1a that crossbeam 1 is arranged by two spacing side by side, horizontal brace rod 1b between two I-beam section 1a are formed, and the two ends of horizontal brace rod 1b is welded in the middle part of the I-beam section 1a of respective side respectively.The structure of crossbeam 1 is not limited to above-mentioned form, as long as intensity can meet lifting needs.

Be provided with a hoist crane 4 immediately below every root crossbeam 1 two ends, the distance of two hoist cranes 4 on same rail 6 is lifting spacing L, and crossbeam 1 top is suspension bracket height H to the distance of steel sleeper 6 upper end.Lifting spacing L is slightly smaller than the length of carrier bar 7, assuming that the length of carrier bar 7 is 16 meters, lifting spacing L can be set to 15 meters.Hoist crane 4 preferably bottle gouard moved by hands also can be electric block.The upper end of each hoist crane 4 hangs on corresponding crossbeam 1 upper end, and each wherein cucurbit 4 correspondence is provided with a carrier bar suspension hook 3, and the lower end of hoist crane 4 hangs on carrier bar suspension hook 3.

The below of every root crossbeam 1 is also provided with a wheel carrier mechanism 2.Shown in composition graphs 1, Fig. 4, Fig. 5, wheel carrier mechanism 2 is formed primarily of two steel wheel erecting frame 2a, wheel carrier tranverse connecting rod 2b, two wheel carrier column 2c and four steel wheel 2d.Two steel wheel erecting frame 2a lay respectively at directly over two rail 6, each steel wheel erecting frame 2a is all provided with two steel wheel 2d rolled along rail 6, and these two steel wheel 2d are arranged along rail 6 bearing of trend interval.Certainly, also on a steel wheel erecting frame 2a, one or more steel wheel 2d can be installed.

After two steel wheel erecting frame 2a are solidly fixed by wheel carrier link 2c, then be connected with crossbeam 1 by wheel carrier column 2c.The effect of wheel carrier tranverse connecting rod 2b is solidly fixed by two steel wheel erecting frame 2a, and the effect of wheel carrier column 2c realizes wheel carrier mechanism 2 to fix with the installation of crossbeam 1, and therefore, wheel carrier tranverse connecting rod 2b and wheel carrier column 2c version, quantity are not limited thereto.Wheel carrier column 2c is bolted on I-beam section 1a, thus the installation achieving wheel carrier mechanism 2 and crossbeam 1 is fixed.

Preferably, the cross-sectional plane of carrier bar suspension hook 3 be lower end with opening and symmetrical pentagon ring, the middle part of pentagon ring is wide to bottom, and middle part reduces gradually to upper width.Wheel carrier tranverse connecting rod 2b and steel wheel erecting frame 2a is bolted, and is provided with insulcrete 2e between wheel carrier wheel carrier tranverse connecting rod 2b and steel wheel erecting frame 2a.

Operational procedure is as follows:

1, position between the front line all parts of carrier bar travelling bridge being transferred to the setting place of the carrier bar need treating translation, stand-by;

2, after blockade point starts, a dead lift wheel carrier mechanism is in place to track;

3, assembled crossbeam fixing with supporting high strength bolt on wheel carrier mechanism, by design hoisting point position adjustment lifting spacing;

4, on crossbeam, fix hoist crane, on carrier bar to be lifted, select suitable suspension centre that carrier bar suspension hook is installed;

5, connect hoist crane and carrier bar suspension hook, both sides balance simultaneously and pull hoist crane, lift by crane carrier bar to certain altitude, to meet the space requirement vertically moved along track;

6, manual power assisting carries out carrier bar travelling bridge, and carrier bar follows movement;

7, carrier bar arrives assigned address, accurately in place after adjustment, installs carrier bar;

8, remove carrier bar travelling bridge, shift out track.

Often the translation of group carrier bar is in place needs blocking time 90 minutes, and Specific construction tissue is as follows:

1, carrier bar travelling bridge job pack, 30 minutes consuming time;

2,10 minutes consuming time of artificial beam;

3, integral translation puts in place 10 minutes consuming time;

4, position, dropping place is accurately adjusted, 20 minutes consuming time;

5, remove carrier bar travelling bridge, the crossbeam of temporary fixed carrier bar and longeron, complete installation, 20 minutes consuming time;

Above task program only needs 12-16 operating personnels jointly to complete.Less important work instrument need be equipped with coes wrench 8, crowbar 4 and argue 4.

Claims (6)

1. both wired construction carrier bar travelling bridge, it is characterized in that: comprise crossbeam (1), wheel carrier mechanism (2), carrier bar suspension hook (3) and hoist crane (4), totally two, described crossbeam (1), spaced setting is also parallel with sleeper (5), the spacing of two crossbeams (1) is determined according to the length of carrier bar (7), two crossbeams (1) are respectively near the two ends of carrier bar (7), and the two ends of crossbeam (1) reach sleeper (5) outward symmetrically, a described hoist crane (4) is provided with immediately below every root crossbeam (1) two ends, the upper end of each hoist crane (4) hangs on crossbeam (1), and the lower end of hoist crane (4) hangs on described carrier bar suspension hook (3), the below of every root crossbeam (1) is also provided with a described wheel carrier mechanism (2), described wheel carrier mechanism (2) comprises steel wheel erecting frame (2a), wheel carrier tranverse connecting rod (2b) and wheel carrier column (2c), described steel wheel erecting frame (2a) totally two, lay respectively at directly over two rail (6), each steel wheel erecting frame (2a) is all provided with the steel wheel (2d) rolled along rail (6), after two steel wheel erecting frames (2a) are solidly fixed by wheel carrier link (2c), be connected with crossbeam (1) by described wheel carrier column (2c) again.
2. according to according to claim 1 both wired construction carrier bar travelling bridge, it is characterized in that: the cross-sectional plane of described carrier bar suspension hook (3) is that lower end is with opening and symmetrical pentagon ring, the middle part of described pentagon ring is wide to bottom, and middle part reduces gradually to upper width.
3. according to according to claim 1 both wired construction carrier bar travelling bridge, it is characterized in that: described crossbeam (1) comprises I-beam section (1a) that two spacing side by side arrange, be positioned at horizontal brace rod (1b) between two I-beam sections (1a), and the two ends of described horizontal brace rod (1b) is welded on I-beam section (1a) middle part of respective side respectively; Described wheel carrier column (2c) is bolted on I-beam section (1a), thus the installation achieving wheel carrier mechanism (2) and crossbeam (1) is fixed.
4. according to according to claim 1 both wired construction carrier bar travelling bridge, it is characterized in that: described wheel carrier tranverse connecting rod (2b) and steel wheel erecting frame (2a) are bolted, and are provided with insulcrete (2e) between wheel carrier wheel carrier tranverse connecting rod (2b) and steel wheel erecting frame (2a).
5. according to the both wired construction carrier bar travelling bridge according to any one of claim 1-4, it is characterized in that: each steel wheel erecting frame (2a) is all provided with two steel wheels (2d) along rail (6) bearing of trend interval.
6. according to according to claim 1 both wired construction carrier bar travelling bridge, it is characterized in that: described hoist crane (4) is bottle gouard moved by hands.
CN201410543592.1A 2014-10-15 2014-10-15 Bearing beam travelling cradle for existing line construction CN104229638A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410543592.1A CN104229638A (en) 2014-10-15 2014-10-15 Bearing beam travelling cradle for existing line construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410543592.1A CN104229638A (en) 2014-10-15 2014-10-15 Bearing beam travelling cradle for existing line construction

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU463616A2 (en) * 1973-08-28 1975-03-15 Трест "Криворожстроймеханизация" Rail link for crane runway
US20070095777A1 (en) * 2005-10-31 2007-05-03 Wierzba Jerry J Powered auxiliary hoist mechanism for a gantry crane
CN201459548U (en) * 2009-05-31 2010-05-12 北京万桥兴业机械有限公司 Track plate-felting machine of cantilever arm folding type
CN201665821U (en) * 2010-04-22 2010-12-08 河南高远重型起重机有限公司 Crown block used for bridge erecting machine
CN201825671U (en) * 2010-10-26 2011-05-11 中建二局第三建筑工程有限公司 Hoisting trolley for track plate
CN103803423A (en) * 2012-11-14 2014-05-21 上海市闵行区知识产权保护协会 Lifting machine
CN203699687U (en) * 2014-01-22 2014-07-09 河南世通电气自动化控制有限公司 Device for preventing rail gnawing and correcting synchronously for big wheeled crane

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU463616A2 (en) * 1973-08-28 1975-03-15 Трест "Криворожстроймеханизация" Rail link for crane runway
US20070095777A1 (en) * 2005-10-31 2007-05-03 Wierzba Jerry J Powered auxiliary hoist mechanism for a gantry crane
CN201459548U (en) * 2009-05-31 2010-05-12 北京万桥兴业机械有限公司 Track plate-felting machine of cantilever arm folding type
CN201665821U (en) * 2010-04-22 2010-12-08 河南高远重型起重机有限公司 Crown block used for bridge erecting machine
CN201825671U (en) * 2010-10-26 2011-05-11 中建二局第三建筑工程有限公司 Hoisting trolley for track plate
CN103803423A (en) * 2012-11-14 2014-05-21 上海市闵行区知识产权保护协会 Lifting machine
CN203699687U (en) * 2014-01-22 2014-07-09 河南世通电气自动化控制有限公司 Device for preventing rail gnawing and correcting synchronously for big wheeled crane

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Application publication date: 20141224

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