CN207227964U - A kind of suspension bridge transports the fortune beam tackle system of stiff girder - Google Patents
A kind of suspension bridge transports the fortune beam tackle system of stiff girder Download PDFInfo
- Publication number
- CN207227964U CN207227964U CN201721025622.5U CN201721025622U CN207227964U CN 207227964 U CN207227964 U CN 207227964U CN 201721025622 U CN201721025622 U CN 201721025622U CN 207227964 U CN207227964 U CN 207227964U
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- CN
- China
- Prior art keywords
- fortune beam
- outrigger
- rope
- suspension bridge
- stiff girder
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- Withdrawn - After Issue
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Abstract
The utility model discloses the fortune beam tackle system that a kind of suspension bridge transports stiff girder, including one group of both ends that some outriggers are hooked on along suspension bridge direction into horizontally arranged outrigger, by longeron being suspended on by hoist cable on main push-towing rope and outside stretching sling of suspension bridge face to be pulled in the fortune beam coaster into groove structure moved on outrigger by reciprocating-type tractor system.The characteristics of the utility model economical good, large carrying capacity, transport capacity can be more than 400 tons, and traveling more smoothes out.
Description
Technical field
The utility model belongs to suspension bridge construction equipment, and in particular to a kind of suspension bridge transports the fortune beam coaster system of stiff girder
System.
Background technology
At present, the known common method across the whole segment steel truss stiff girder of the suspension bridge shoal position of rivers erection has stack
Bridge method, sets up the method rail rope sliding method of whole segment steel truss stiff girder in the suspension bridge gamut across valley, and cable is carried and hung
The problem that machine load walking need to capture is also very big.Trestle method needs 2 rows to support stake and 2 rows to bear stiff girder and slide in the above
Beam, very big needed for steel and equipment, if meeting the high situation of riverbed basement rock intensity, the installation for supporting stake is difficult processing.Rail rope
Sliding method can effectively solve the problem that the installation question of 2 kinds of bridge type stiff girders of the above, but rail rope and its anchoring are costly, and stiff girder section
When section is heavier, beam car dipping and heaving is bigger.
Utility model content
A kind of suspension bridge the purpose of this utility model is to provide good economy performance, large carrying capacity transports the fortune of stiff girder
Beam tackle system.
The technical scheme adopted for realizing the purpose of the utility model is as follows：
Suspension bridge provided by the utility model transports the fortune beam tackle system of stiff girder, including one group is suspended on by hoist cable
On main push-towing rope and outside stretching sling of suspension bridge face some choose is hooked on along suspension bridge direction into horizontally arranged outrigger, by longeron
The both ends of beam are pulled in the fortune beam coaster into groove structure moved on outrigger by reciprocating-type tractor system.
The outrigger is fixed by a set of steel wire rope fixed system, and the both ends of outrigger are equipped with plain-barreled roll device, the fortune beam
Coaster is supported on by its longeron on the plain-barreled roll device of 2~3 outrigger ends.
The steel wire rope fixed system includes connecting the upper edge of the outrigger end and guide line and the positioning of lower edge respectively
Rope, the end of the guide line are fixed on main push-towing rope by anchoringwire folder, and guide line is equipped with guide line turning point gusset plate, leads
It is suspended in rope clump weight on guide line turning point gusset plate；The end of the positioning rope is fixed on main push-towing rope by anchoringwire folder
On, positioning rope is equipped with positioning rope turning point gusset plate, and positioning rope clump weight is suspended on positioning rope turning point gusset plate.
The longeron bottom of the fortune beam coaster is provided with vertical roller bearing pair and is engaged with the guide line so that fortune beam is slided
Car moves under the guiding of guide line on outrigger.
The fortune beam coaster includes " C " shape hook truss of both sides, connects the tie-beam of two " C " shape hook truss bottoms, described
Longeron is connected with the top of each " C " shape hook truss, and the inner side of longeron is equipped with main truss piece, and fortune beam coaster passes through main truss piece hook
Hang on the plain-barreled roll device of outrigger end.
The front and back end lower edge of the longeron is fabricated to the arc upwarped.
Beneficial effect
1st, transporting beam coaster, the mobile transport on outrigger is put more energy into girder segment by longeron, transports the longeron of beam coaster equivalent to one section
Mobile track girder, there is the plain-barreled roll device supporting on 2~3 pairs of outrigger both ends below longeron all the time, need not be whole using this mode
It is laid with track and sets up crossbeam, need not climbs during fortune beam coaster traveling, it is not necessary to which powerful power, saves the energy.
2nd, outrigger is used as supporter by the use of permanent hoist cable, it is not necessary to which other expend the support of huge supporting member such as trestle
Stake, hoist cable is tensile member, there is no the problem of strut buckling, taking root on main push-towing rope, saves expense, stabilization, reliable.
3rd, outrigger both ends are stretched out outside hoist cable face, and plain-barreled roll device is placed on it, and special close to hoist cable, the mechanics of such outrigger
Property be that shearing is big, moment of flexure is small, it is only necessary in outrigger and hoist cable junction（That is both ends）The strong short beam of shear resistance is made, in outrigger
This common repeatable approved product connection both ends short beam utilized of middle part Bailey bracket, because moment of flexure is small, Bailey bracket dosage
It is few, and the crossbeam that trestle is used to be laid with track then needs a large amount of Bailey brackets.
The characteristics of the utility model sets up stiff girder using the above method and equipment, economical good, large carrying capacity,
Transport capacity can be more than 400 tons, and traveling smoothes out very much, can all implement across valley, across the suspension bridges of rivers.
The technical solution of the utility model is further illustrated below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the schematic diagram in interim hoisting point position lifting stiff girder.
Fig. 2 is that stiff girder is placed on to the supratrochlear schematic diagram of fortune beam driven into.
Fig. 3 is to transport beam coaster to transport stiff girder to the schematic diagram of assembled position.
Fig. 4 is partial enlarged view at A in Fig. 3.
Fig. 5 is that deck unit erection gantry slings stiff girder and removes the schematic diagram of fortune beam coaster.
Fig. 6 is partial enlarged view at B in Fig. 5.
Fig. 7 is mounted in outrigger, fixed system, the schematic diagram of trailer system near bridge tower.
Fig. 8 is the schematic diagram of guide line in reciprocating-type tractor system and steel wire rope fixed system.
Fig. 9 is the schematic diagram for positioning rope in the utility model in steel wire rope fixed system.
Figure 10 is the schematic diagram of the remaining outrigger of installation after installation fortune beam coaster.
Figure 11 is the structure diagram for transporting beam coaster.
Figure 12 is partial enlarged view at C in Figure 11.
Figure 13 is to transport the schematic diagram that beam coaster is oriented to.
In figure, 1. outriggers, 101. ends, 102. outrigger tie-beams, 2. plain-barreled roll devices, 3. anchoring cord clips, 4.
Guide line, 5. positioning ropes, 6. guide line knuckle contact plates, 7. positioning rope knuckle contact plates, 8. guide line clump weights, 9.
Position rope clump weight, 10. fortune beam coasters, 1001. " C " shape hook truss, 1002. longerons, 1003. longeron main truss pieces, 1004.
Tie-beam, 11. traction ropes, 12. fixed pulleys, 13. deck unit erection gantries, 1301. pull system, 1302. interim cord clips, 14. plus
Strength beam tackling system, 1401. interim cord clips, 1402. steel wire ropes, 1403. haulage cables, 1404. pulley blocks, 1405.
Shoulder pole girder, 1406. hoisting wireropes, 15. main push-towing ropes, 16. hoist cables, 17. stiff girders, 18. bridge towers, 19. roller bearings, a. fortune
Beam ship.
Embodiment
As shown in Figure 1, the fortune beam tackle system that the suspension bridge of the utility model transports stiff girder includes being fixed on two main push-towing ropes
Respectively constitute the hoist cable 16 in sling of suspension bridge face on 15, one group is suspended on hoist cable 16 and sling of suspension bridge face is stretched out at both ends temporarily
If the outer outrigger 1 arranged along suspension bridge direction into horizontal parallel, be hooked on by the longeron 1002 set along suspension bridge direction
The both ends 101 of dry outrigger 1 are pulled in the fortune beam coaster into groove structure moved forward and backward on outrigger 1 by reciprocating-type tractor system
10。
As Figure 1 and Figure 4, the outrigger 1 is connected by the end 101 of two truss structures and the outrigger at connection both ends 101
Connect beam 102 to be combined into, the end 101 of outrigger 1 is welded by shaped steel, and length is short, and middle outrigger tie-beam 102 is spliced by Bailey bracket
Into, account for outrigger 1 composition major part；The both ends 101 of outrigger 1 are equipped with plain-barreled roll device 2, and the installation site of plain-barreled roll device 2 is leaned on
Nearly hoist cable 16（Supporting-point）, reduce stiff girder 17 to greatest extent and transport the moment of flexure that the gravity of beam coaster 10 produces outrigger 1,
Stronger bending resistance is not required in such outrigger 1, while the end 101 of outrigger 1 is welded by stronger form steel, can effectively bear lotus
Carry, and the end 101 of outrigger only accounts for 1 very little part of outrigger, above structure is for reducing the material utilization amounts of numerous outriggers 1 to closing weight
Will, Bailey bracket belongs to the approved product that bending resistance is strong, shear resistance is relatively weak, is well suited for largely reusing, avoid compared with
More disposable inputs；Outrigger 1 is fixed by a set of steel wire rope fixed system and hung from above in the anchoring cord clip 3 on main push-towing rope 15
On, the steel wire rope fixed system, as shown in Fig. 1, Fig. 6, Fig. 8, Fig. 9, including is anchored at the anchor for being installed on two main push-towing ropes 15 respectively
Gu two groups of guide lines 4 and positioning rope 5 on cord clip 3, every group of guide line 4 and positioning rope 5 connect an end on all outriggers 1 respectively
The upper edge in portion 101 and lower edge, guide line steering node is installed on the guide line 4 and positioning rope 5 of 3 obliquely downward of anchoring cord clip respectively
Plate 6 and positioning rope knuckle contact plate 7, distinguish hanging container formula in guide line knuckle contact plate 6 and positioning rope knuckle contact plate 7
Guide line clump weight 8 and positioning rope clump weight 9, toward clump weight in the securable guide line 4 of water filling and position rope 5,3 times can be produced
The Horizontal Tension of clump weight weight, with each row's outrigger 1 of fixation, the effect of steel wire rope fixed system is to prevent outrigger 1 from toppling, shaking
Dynamic and resistance fortune beam coaster 10 impact；
As shown in Fig. 1, Figure 11, Figure 12, overall fortune beam coaster 10 is in into groove structure, upward aperture efficiency stiff girder 17
Width, the stiff girder 17 transported in beam coaster 10 accessible can be lifted up；Fortune beam coaster 10 includes " C " shape hook truss of both sides
1001st, the tie-beam 1004 of two " C " shape hook truss, 1001 bottom, the longeron 1002 and each " C " shape hook truss 1001 are connected
Top be connected, the inner side of longeron 1002 is equipped with main truss piece 1003, and fortune beam coaster 10 is hooked on by main truss piece 1003 to be chosen
On the plain-barreled roll device 2 of 1 end 101 of beam, the longeron 1002 of fortune beam coaster 10 crosses over 2 17 beam section sections of stiff girder, transports beam coaster
10 by longeron 1002 when being slided on plain-barreled roll device 2, supported all the time by 2~3 pairs of plain-barreled roll devices 2, need not be complete using this mode
Journey is laid with track and sets up crossbeam；Fortune beam coaster longeron main truss piece 1003 belongs to rigid track, not like flexible rail rope, transports beam coaster
10 traveling during need not climb, rise and fall it is small, it is not necessary to powerful traction power, save the energy, combine rigid track and
The advantages of flexible rail；The tie-beam 1004 of 1001 lower end of " C " shape hook truss of connection fortune beam coaster both sides is spelled using Bailey bracket
It is connected into, because " C " shape hook 1001 shear resistances of truss are strong, 17 gravity of stiff girder is mainly applied to " C " shape hook truss of fortune beam coaster
1001 bottoms, Bailey bracket are not subject to big load；The front and back end lower edge of longeron 1002 is fabricated to the arc upwarped, because hoist cable
16 length, have a small amount of elongation under load action, and fortune beam coaster 10 can sink, 1002 front and back end of fortune beam coaster longeron
Segmental arc fortune beam coaster 10 can be made to smoothly transit on plain-barreled roll device 2.
As shown in Fig. 1, Fig. 6, Fig. 8, the reciprocating-type tractor system that traction fortune beam coaster 10 moves forward and backward includes filling with traction
The traction rope 11 and fixed pulley 12 of connection are put, fixed pulley 12 is placed in guide line knuckle contact plate 6, and traction rope 11 is around fixed sliding
Wheel 12 is rotarily formed closed loop, and draw-gear driving traction rope 11 can make fortune beam coaster 10 back and forth in 17 interim hoisting point position of stiff girder
Between the assembled position of stiff girder 17.Because the tractive force that traction fortune beam coaster 10 is put on traction rope 11 is less than guide line 4
Tensile force, the fixed pulley 12 for steering is arranged, and effectively make use of existing construction equipment.
As shown in Fig. 1, Fig. 6, Figure 10, Figure 13, guide line 4 also acts as the effect being oriented to fortune beam coaster 10.Slided in fortune beam
1002 bottom of longeron of car is provided with 3 pairs of vertical roller bearings 19, and guide line 4 passes through among each pair roller bearing 19（Referring to Figure 13）,
Guide line 4 after tensioning can form certain rigidity, and fortune beam coaster 10 will be oriented to by guide line 4, and especially be filled in plain-barreled roll when driving
2 near zones are put, guide line 4 is more rigid, and fortune beam coaster 10 can be directed past plain-barreled roll device 2 well.
The utility model is used for the transport and assembly of stiffening girder of suspension bridge, as shown in Figure 1, Figure 7 shows, during construction, also Ying Zhu
Stiff girder tackling system 14 is hung on cable 15, and installation can be moved along main push-towing rope 15 for lifting and transporting stiff girder on main push-towing rope 15
To the deck unit erection gantry 13 of assembled position.The stiff girder tackling system 14 includes being fixed on main push-towing rope 15 by interim cord clip 1401
Steel wire rope 1402, be connected with steel wire rope 1402 top sheave group 1404, by haulage cable 1403 and top sheave group 1404
The lower sheave group 1404 ' of connection, the shoulder pole girder 1405 being connected with lower sheave group 1404 ', the hoisting steel being located on shoulder pole girder 1405
Cord 1406, haulage cable 601 are connected with the hoist engine at the top of bridge tower 18；The deck unit erection gantry 13 passes through interim cord clip 1302
It is fixed on the system that pulls 1301 on main push-towing rope 3.Deck unit erection gantry 13 uses approved product, and it is that lifting fortune beam coaster 8 ships that it, which is acted on,
Girder segment 1 of putting more energy into, in order to this segment install.
As shown in Fig. 1, Fig. 7-Figure 10, most of outrigger 1 can be transported the utility model installation process with fortune beam coaster 10
Installed to installation site, 3 groups of outriggers 1 at bridge tower 18 are first installed, then the fixed system of outrigger 1 is installed：Anchoring cord clip 3, lead
To rope knuckle contact plate 6 and positioning rope knuckle contact plate 7, guide line 4 and positioning rope 5, guide line clump weight 8 and positioning Suo Peichong
Block 9, clump weight are the water tank surrounded with steel plate, only pour into 1/2 water at this time, and installation transports beam coaster 10 by bridge tower 18, and
The traction rope 11 of good luck beam coaster 10 is installed, the 4th group of outrigger 1 is hung over into 10 front end of fortune beam coaster, driving fortune beam coaster 10 towards across
Middle traveling, to 16 position of the 4th row's hoist cable, the 4th group of outrigger 1 is installed on the 4th row's hoist cable 16, and so on, is installed all
Outrigger 1, adjusts the position of all outriggers 1, toward guide line clump weight 8 and positioning rope clump weight 9 in pour into remaining 1/2
Water, completes guide line 4, positions the tensioning of rope 5, and all outriggers 1 and guide line 4, positioning rope 5 are fastened.
The utility model is used to transport and assembly is put more energy into, and beam method is as follows：
First, as shown in Figure 1, in the place that shoal outward transport beam ship a can drive into, interim suspension centre is set, is lifted by crane from ship a
Stiff girder 17, sets up the position for being set to closure segment herein, and for the suspension bridge across valley, generally transport and add from end of the bridge toward span centre
Strength beam 17；Some outriggers 1 arranged into horizontal parallel, fortune are hung by hoist cable 16 temporarily along stiff girder assembly direction on main push-towing rope 15
Beam coaster 10 is hooked on outrigger 1 by the both ends 101 of longeron 1002 using some outriggers 1 as support, is set on main push-towing rope 15
The deck unit erection gantry 13 that can be moved along main push-towing rope 15, while anchoring temporarily stiff girder tackling system on the main push-towing rope 15 above interim suspension centre
14。
2nd, as shown in Figure 1 and Figure 2, the stiff girder 17 at interim suspension centre is lifted by crane by stiff girder tackling system 14；During lifting,
Hoisting wirerope 1406 on shoulder pole girder 1405 fixes stiff girder 17, and hoist engine drives haulage cable 1403 to lift lower sheave
Group 1404 ' and shoulder pole girder 1405, after stiff girder 17 is lifted to the height of fortune beam coaster 10 from ship a, fortune beam coaster 8 is past
The position of stiff girder 17 is driven under the traction of compound trailer system traction rope 11, transfers stiff girder 17, is fallen within fortune beam coaster
In 10.
3rd, as shown in Fig. 3, Fig. 5, stiff girder 17 is transported to assembled position by mobile fortune beam coaster 10 from interim hoisting point position
Put, accepted by deck unit erection gantry 13 and sling about 10cm below stiff girder 17 to installation site, fortune beam coaster 10 is removed, by this segment
Outrigger 1 disassembled from hoist cable 16, fall on stiff girder 17, again lifted stiff girder 17, by the stiff girder 17 with dismounting
Hoist cable 16 after outrigger 1 is connected, then stiff girder 17 and the stiff girder set up are carried out assembly, will by pulling system 1301
Deck unit erection gantry 13 is moved to the assembled position waiting of next beam section.
4th, repeat step two, three, one by one assembled complete stiff girder 17.
The utility model method good economy performance, adaptable, fortune beam process safety, steady, quick, hoist cable length near bridge tower
Degree is big, and elongation is maximum, but is at most also no more than 10cm, that is, transports beam coaster in fortune beam process mesorelief not over 10cm, be
Relatively smoothly, be conducive to improve fortune beam speed.The utility model is suitable for that stiff girder cannot be transported to vertical lifting under bridge
The situation of installation, such as the suspension bridge shoal position across rivers, across valley suspension bridge.
Claims (7)
1. a kind of suspension bridge transports the fortune beam tackle system of stiff girder, it is characterized in that being suspended on including one group by hoist cable on main push-towing rope
And stretch out outside sling of suspension bridge face along suspension bridge direction into horizontally arranged outrigger, the two of some outriggers are hooked on by longeron
End is pulled in the fortune beam coaster into groove structure moved on outrigger by reciprocating-type tractor system.
2. suspension bridge according to claim 1 transports the fortune beam tackle system of stiff girder, it is characterized in that the outrigger passes through
A set of steel wire rope fixed system is fixed, and the both ends of outrigger are equipped with plain-barreled roll device, and the fortune beam coaster is supported on 2 by its longeron
On the plain-barreled roll device of~3 outrigger ends.
3. suspension bridge according to claim 2 transports the fortune beam tackle system of stiff girder, it is characterized in that the steel wire rope is consolidated
Determining system includes connecting the upper edge of the outrigger end and the guide line of lower edge and positioning rope respectively, and the end of the guide line leads to
Cross anchoringwire folder to be fixed on main push-towing rope, guide line is equipped with guide line turning point gusset plate, and guide line clump weight is suspended in guiding
On rope turning point gusset plate；The end of the positioning rope is fixed on main push-towing rope by anchoringwire folder, and positioning rope is equipped with positioning rope
Turning point gusset plate, positioning rope clump weight are suspended on positioning rope turning point gusset plate.
4. suspension bridge according to claim 3 transports the fortune beam tackle system of stiff girder, it is characterized in that the stiff girder rises
Crane system includes passing through the pulley blocks of interim cord clip and steel wire hang on main push-towing rope, and pulley blocks pass through shoulder pole girder and lifting steel wire
Rope lifting stiff girder, the haulage cable of hauling block group are connected with the hoist engine on bridge tower top.
5. suspension bridge according to claim 4 transports the fortune beam tackle system of stiff girder, it is characterized in that the fortune beam coaster
Longeron bottom be provided with vertical roller bearing pair and be engaged with the guide line so that fortune beam coaster under the guiding of guide line
Moved on outrigger.
6. suspension bridge transports the fortune beam tackle system of stiff girder according to claim 1 or 5, it is characterized in that the fortune beam is slided
Car includes " C " shape hook truss of both sides, connects the tie-beam of two " C " shape hook truss bottoms, the longeron and each " C " shape hook purlin
The top of frame is connected, and the inner side of longeron is equipped with main truss piece, and fortune beam coaster is hooked on the plain-barreled roll of outrigger end by main truss piece
On device.
7. suspension bridge according to claim 6 transports the fortune beam tackle system of stiff girder, it is characterized in that before the longeron
Rear end lower edge is fabricated to the arc upwarped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721025622.5U CN207227964U (en) | 2017-08-16 | 2017-08-16 | A kind of suspension bridge transports the fortune beam tackle system of stiff girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721025622.5U CN207227964U (en) | 2017-08-16 | 2017-08-16 | A kind of suspension bridge transports the fortune beam tackle system of stiff girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207227964U true CN207227964U (en) | 2018-04-13 |
Family
ID=61858139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721025622.5U Withdrawn - After Issue CN207227964U (en) | 2017-08-16 | 2017-08-16 | A kind of suspension bridge transports the fortune beam tackle system of stiff girder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207227964U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476195A (en) * | 2017-08-16 | 2017-12-15 | 湖南路桥建设集团有限责任公司 | A kind of suspension bridge transports the fortune beam tackle system of stiff girder |
-
2017
- 2017-08-16 CN CN201721025622.5U patent/CN207227964U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476195A (en) * | 2017-08-16 | 2017-12-15 | 湖南路桥建设集团有限责任公司 | A kind of suspension bridge transports the fortune beam tackle system of stiff girder |
| CN107476195B (en) * | 2017-08-16 | 2023-04-07 | 湖南路桥建设集团有限责任公司 | Girder transporting pulley system for transporting stiffening girder by suspension bridge |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180413 Effective date of abandoning: 20230407 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180413 Effective date of abandoning: 20230407 |