CN205369055U - Rotatory lifting device of suspension bridge stiffening beam - Google Patents
Rotatory lifting device of suspension bridge stiffening beam Download PDFInfo
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- CN205369055U CN205369055U CN201620040286.0U CN201620040286U CN205369055U CN 205369055 U CN205369055 U CN 205369055U CN 201620040286 U CN201620040286 U CN 201620040286U CN 205369055 U CN205369055 U CN 205369055U
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Abstract
The utility model discloses a rotatory lifting device of suspension bridge stiffening beam, include to the stiffening beam section hoist and can to the stiffening beam section of hoist carry on horizontal rotation rotatory hoist, be located the balance beam directly over the rotatory hoist and construct through the hoisting machine that balance beam pairing rotation hoist goes on hoisting, the hoist and mount of stiffening beam section are on rotatory hoist, rotatory hoist hoist and mount are on balance beam, the balance beam hoist and mount construct at hoisting machine goes up below just it is located the hoisting machine structure, hoisting machine constructs and to install on the cable support tower of construction suspension bridge, rotatory hoist puts up, installs the vertical pivot on the hoist and mount frame and drive the rotary driving mechanism that horizontal rotation is carried out in vertical pivot including hoist and mount, and the hoist and mount of stiffening beam section are installed on hoisting the frame at vertical pivot below, rotary driving mechanism, rotatory hoist and balance beam all are the level and lay. The utility model has the advantages of simple structure and reasonable design and use easy and simple to handle, excellent in use effect, can accomplish suspension bridge stiffening beam's hoist and mount and the process of erectting portably, fast.
Description
Technical field
This utility model belongs to technical field of bridge construction, especially relates to a kind of stiffening girder of suspension bridge rotary hoisting equipment.
Background technology
Suspension bridge, has another name called suspension bridge, refers to be hung and be anchored in the cable (or steel chain) bridge as the main supporting member of superstructure of two sides (or bridge two ends) by Sarasota.For avoiding in vehicle travel process, bridge floor deforms together along with suspension cable, and modern suspension is generally individually is provided with buckstay (also known as stiff girder).Stiffening girder of suspension bridge acts primarily as supporting and the effect of transmission load, is subject to the main member of wind load and other transverse horizontal power.The stiff girder of large-span suspension bridge mostly adopts steel construction, is generally adopted girder truss and Plate of Flat Steel Box Girder；Prestressed concrete stiffening beam is only applicable to the suspension bridge across footpath below 500m, mostly adopts box-girder.
At present, the erection mode of stiffening girder of suspension bridge mainly has two big classes, and respectively segmental erection mode and component dissipate and spell erection mode.Wherein, component scattered spelling erection mode is long because of its construction period, and the alignment control difficulty of stiff girder is big, domestic less employing.
Bridge stiffening girder segment erection mode is at present frequently with following two mode, a kind of mode is deck erection gantry erection method, the method is to be transported under bridge by beam section below installation site, deck erection gantry vertical lifting on recycling main push-towing rope carries out beam section installation, it is characterized in that lifting quality is big, can vertically and move along the bridge, but displacement is limited；Another way is to utilize cable crane that beam section is transported to installation site from two sides or bridge to carry out beam section installation, it is called cable crane erection method, it is characterized in vertical lifting and big to locomotor activity along bridge, and little scope can be carried out swings shifting lift-on/lift-off system, more employing in large span suspension bridge is constructed.
Fast development along with China's economy, increasing highway and even island engineering over strait are built, at mountain valley zanjon, torrent rivers, the project building large-span suspension bridge on the high marine site of wave and busy navigation channel increases gradually, when carrying out stiffening girder of suspension bridge lifting work under above-mentioned operating mode, deck erection gantry erection method is no longer applicable, and cable crane erection method to there is also difficulty of construction big, the shortcomings such as security reliability is poor and uneconomical, thus it is low suitable in stiffening girder of suspension bridge erection and difficulty of construction to be badly in need of research one, security reliability is high, economical and practical hanging device.
Utility model content
Technical problem to be solved in the utility model is in that for above-mentioned deficiency of the prior art, a kind of stiffening girder of suspension bridge rotary hoisting equipment is provided, its simple in construction, reasonable in design and use easy and simple to handle, result of use good, can easy, be rapidly completed lifting and the erection process of stiffening girder of suspension bridge.
For solving above-mentioned technical problem, the technical solution adopted in the utility model is: a kind of stiffening girder of suspension bridge rotary hoisting equipment, it is characterized in that: include rotary hanger beam section of putting more energy into being lifted and the beam section of putting more energy into lifted being horizontally rotated, it is positioned at the shoulder pole girder directly over rotary hanger and hoisting mechanism rotary hanger lifted by shoulder pole girder, beam section of putting more energy into is lifted on rotary hanger and it is positioned at the underface of rotary hanger, described rotary hanger is lifted on shoulder pole girder and it is positioned at the underface of shoulder pole girder, described shoulder pole girder is lifted on described hoisting mechanism and it is positioned at below described hoisting mechanism；Described hoisting mechanism is arranged on the Sarasota of institute's suspension bridge construction；Described rotary hanger includes mast-up, be arranged on described mast-up vertical rotating shaft and drive described vertical rotating shaft to carry out the rotary drive mechanism horizontally rotated, beam section of putting more energy into is lifted on below described vertical rotating shaft and itself and described vertical rotating shaft are attached, and described rotary drive mechanism is arranged on described mast-up and is in transmission connection by drive mechanism between itself and described vertical rotating shaft；Described rotary hanger and shoulder pole girder are all laid in level.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, is characterized in that: described rotary drive mechanism is the drive motor being controlled by remote controller.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, it is characterized in that: described drive mechanism is gear drive, described vertical rotating shaft is in vertically to the gear shaft laid, described gear drive includes the driven gear being coaxially fixedly set in gear shaft top and the driving gear being meshed with driven gear, and described driven gear and driving gear are all laid in level；Described driving gear and described rotary drive mechanism are in transmission connection.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, it is characterized in that: equipped with the rotation axle installed for driving gear on described mast-up, described rotation axle is in vertically to laying and being attached by bearing between itself and described mast-up, described driving gear is coaxially fixedly set on rotation axle, and described driving gear is in transmission connection with described rotary drive mechanism by rotating axle；Described gear shaft is arranged on the middle part of described mast-up, and the middle part of described mast-up, equipped with coaxial package gear shaft sleeve on gear shaft, is attached by bearing between described gear shaft sleeve and gear shaft.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, is characterized in that: described mast-up includes horizontal rotatable platform and is supported in the suspension bracket below horizontal rotatable platform；Described rotary hanger is lifted on shoulder pole girder by two groups, front and back hoist cable, being respectively arranged with a lower lift ring for hoist cable lifting bottom the left and right sides of described shoulder pole girder, the top, the left and right sides of described shoulder pole girder is respectively arranged with the upper lift ring of a described hoisting mechanism lifting of confession；Described vertical rotating shaft is arranged on horizontal rotatable platform.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, is characterized in that: described in put more energy into beam section by multiple tracks connect rope be lifted in described vertical rotating shaft.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, it is characterized in that: the underface of described vertical rotating shaft is provided with two universal hinges, two described universal hinges are respectively positioned at the first universal hinge being arranged on bottom described vertical rotating shaft and are positioned at the second universal hinge immediately below described first universal hinge, and described first universal hinge and described second universal hinge are fastenedly connected；Described connection rope be with described first universal be hinged first be connected rope or with described second universal be hinged second be connected rope, described first connects rope and the described second quantity connecting rope is multiple tracks；First upper end connecting rope described in per pass is each attached in described first universal hinge and its lower end is each attached on the second lifting part, and the second upper end connecting rope described in per pass is each attached in described second universal hinge and its lower end is each attached on the second lifting part.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, it is characterized in that: the quantity of described second lifting part is eight, eight described second lifting parts divide three row to lay, and three arrange described second lifting parts respectively first row lifting part, secondary series lifting part and the 3rd row lifting part from front to back；Described first row lifting part and described 3rd row lifting part all include three the second lifting parts laid from left to right on the same line along direction across bridge, three described second lifting parts respectively left side lifting part, middle part lifting part and right side lifting part from left to right；Described secondary series lifting part is positioned at the underface of described vertical rotating shaft, described first row lifting part and described 3rd row lifting part symmetry and is laid in the both sides, front and back of described secondary series lifting part, and described secondary series lifting part includes two described second lifting parts in left and right；
Described middle part lifting part in two described second lifting parts in described secondary series lifting part and described first row lifting part and described 3rd row lifting part connects rope each through described first and universal is hinged with described first, is laid on four summits of a rhombus with described first universal described second lifting part of four be hinged；Described left side lifting part in described first row lifting part and described 3rd row lifting part and described right side lifting part connect rope each through described second and universal are hinged with described second, are laid on four summits of a rectangle with described second universal described second lifting part of four be hinged；
Described first universal hinge includes the first hinged seat laid in level, first jointed shaft being arranged in the middle part of described first hinged seat and two and is symmetrically mounted on the second jointed shaft of both sides before and after described first jointed shaft, described first jointed shaft and two described second jointed shafts are installed on described first hinged seat and three is all in parallel laying, and described first jointed shaft and two described second jointed shafts are all laid in level；Two described second lifting parts in described secondary series lifting part connect rope respectively through described first and are connected on described first jointed shaft, and the described middle part lifting part of described first row lifting part and described 3rd row lifting part connects rope respectively through described first and is connected on two described second jointed shafts；
Described second universal hinge includes second hinged seat laid in level and former and later two are symmetrically mounted on the 3rd jointed shaft on described second hinged seat, two described 3rd jointed shafts respectively front side jointed shafts and be positioned at the rear side jointed shaft on the right side of the jointed shaft of described front side；Described left side lifting part and described right side lifting part in described first row lifting part connect rope respectively through described second and are connected with described front side jointed shaft, and described left side lifting part and described right side lifting part in described 3rd row lifting part connect rope respectively through described second and be connected with described rear side jointed shaft.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, it is characterized in that: described hoisting mechanism includes bearing rail rope, the overhead traveling crane haulage gear driving overhead traveling crane of walking described in two groups to carry out moving forward and backward that walking overhead traveling crane, left and right twice that the two groups of symmetries in left and right lay carry out moving forward and backward for walking overhead traveling crane described in two groups respectively and driven, by overhead traveling crane of walking described in two groups, the loop wheel machine carrying out moving forward and backward, bearing rail rope described in twice is symmetrically laid and both is along vertical bridge to laying；Being provided with former and later two described Sarasotas on institute's suspension bridge construction, the rear and front end of bearing rail rope described in per pass is anchored on two described Sarasotas respectively, two described Sarasotas respectively front side Sarasotas and be positioned at the rear side Sarasota on rear side of the Sarasota of described front side；Described loop wheel machine is between two described Sarasotas, and described loop wheel machine is positioned at described in two groups to walk below overhead traveling crane and it connects as one with walking overhead traveling crane described in two groups；Often organize described walking overhead traveling crane all to include former and later two and be arranged on being synchronously performed movable walking overhead traveling crane on described bearing rail rope and along bearing rail rope, be fastenedly connected by connector between two described walking overhead traveling cranes and be integrated and the two respectively front side overhead traveling crane and be positioned at the rear side overhead traveling crane on rear side of the overhead traveling crane of described front side；Described overhead traveling crane haulage gear includes left and right twice and is connected to the front side hauling rope on two described front side overhead traveling cranes and left and right twice are connected to the rear side hauling rope on two described rear side overhead traveling cranes, described in twice, front side hauling rope is symmetrically laid, and described in twice, rear side hauling rope is symmetrically laid；Being provided with front side, two, left and right traction drive structure on the Sarasota of described front side, described in twice, the front end of front side hauling rope is connected in two described front side traction drive structures；Being provided with two, left and right rear side traction drive structure on described rear side Sarasota, described in twice, the rear end of rear side hauling rope is connected in two described rear side traction drive structures；Described front side traction drive structure and described rear side traction drive mechanism are hoist engine；Described shoulder pole girder is lifted on described loop wheel machine and it is positioned at below described loop wheel machine.
Above-mentioned stiffening girder of suspension bridge rotary hoisting equipment, is characterized in that: the quantity of described loop wheel machine is two and two symmetrical layings of described loop wheel machine, and two described loop wheel machines are lifted on below walking overhead traveling crane described in two groups respectively；The quantity of described shoulder pole girder is twice, and shoulder pole girder described in twice all lays in level and both is along vertical bridge to laying, the symmetrical laying of shoulder pole girder described in twice and the two be lifted on respectively below two described loop wheel machines；
Each described loop wheel machine includes assembled suspender and the jack machinism being connected with described assembled suspender, described jack machinism includes one hoisting rope and two lifting driving mechanisms, two described lifting driving mechanisms are hoist engine and the two is separately mounted on two described Sarasotas, and the rear and front end of described hoisting rope is connected on two described lifting driving mechanisms；Described assembled suspender includes suspender and former and later two lower suspenders being attached by the described upper suspender of hoisting rope and two on former and later two, and two described upper suspenders and two described lower suspenders are respectively positioned on same vertical plane and it is respectively positioned between two described Sarasotas；Two upper suspenders in described upper suspender respectively front side and suspender on the rear side being positioned on described front side on rear side of suspender；
On the described front side of two described loop wheel machines, suspender lays respectively at the underface of two described front side overhead traveling cranes and the two is assembled into one with two described front side overhead traveling cranes respectively, and on the described rear side of two described loop wheel machines, suspender lays respectively at the underface of two described rear side overhead traveling cranes and the two is assembled into one with two described rear side overhead traveling cranes respectively；Shoulder pole girder described in per pass is all lifted on below two described lower suspenders.
This utility model compared with prior art has the advantage that
1, simple in construction and processing and fabricating are easy, and input cost is relatively low.
2, reasonable in design, main by beam section of putting more energy into is lifted and can to the rotary hanger that the stiff girder lifted horizontally rotates, be positioned at the shoulder pole girder directly over rotary hanger and by shoulder pole girder rotary hanger lifted and can form to the hoisting mechanism moved forward and backward along vertical bridge, actual installation is laid conveniently.
3, the rotary hanger simple in construction adopted, reasonable in design and processing and fabricating and use easy and simple to handle, result of use is good, mainly include mast-up, it is arranged on the vertical rotating shaft on mast-up and drives vertical rotating shaft to carry out the rotary drive mechanism horizontally rotated, in the horizontal plane beam section of putting more energy into can be rotated smoothly, rotary course safety, reliably, it is thus possible to realize beam section of putting more energy into is carried out simplicity, quick longitudinal translation, because of in fortune beam process, the current central axis being set up beam section of putting more energy into is laid along direction across bridge, so can effectively reduce the size of fortune beam dolly, and the stationarity of fortune beam process can be effectively improved, simultaneously can by currently being set up beam section of putting more energy into moves to Sarasota position as far as possible.
4, the hoisting mechanism simple in construction that adopts, reasonable in design and easy for installation, use easy and simple to handle, result of use good, steadily can lift currently being set up beam section of putting more energy into, and simplicity can be carried out to position to currently setting up the vertical height of beam section of putting more energy into and vertical bridge, quickly adjust, moved currently setting up beam section of putting more energy into the decorating position designed in advance it is thus possible to easy, quick, be effectively improved construction speed.
5, use easy and simple to handle, workable and result of use be good, it is adaptable to stiffening girder of suspension bridge set up, and difficulty of construction is low, security reliability is high, economical and practical.
6, hanging method step is simple, reasonable in design and realization facilitates, result of use is good, can effectively solve existing stiff girder erection method at mountain valley zanjon, torrent rivers, because under-clearance is too big during construction large-span suspension bridge on the high marine site of wave and busy navigation channel, construction site is limited, under bridge, The turbulent river crashes its way through and navigation channel forbid interrupt when make stiff girder sections or cannot be difficult to be transported to the underface of design attitude, it is difficult to adopt cable crane vertical or little scope is swung shifting method lifting stiff girder sections (beam section of namely putting more energy into) and adopts beam car stiff girder to be transported to precalculated position when carrying out the method installed on built bridge floor, run into by bridge tower district and with design direction, the technical barrier that stiff girder need to be turned to by stiff girder be installed.
7, practical value height and popularizing application prospect are extensive, various special operation condition can be widely used in, it is difficult to be transported to the stiff girder lifting below bridge design attitude and erection process particularly in stiff girder, after utilizing the built beam body in top that stiff girder is transported to precalculated position, coordinated by cable crane and bridge floor hoist engine and install after horizontally rotating after stiff girder is winched to upright position, work progress is safe and reliable, practical.
In sum, this utility model simple in construction, reasonable in design and use easy and simple to handle, result of use good, can easy, be rapidly completed lifting and the erection process of stiffening girder of suspension bridge.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 by the vertical rotating shaft of this utility model with lifting put more energy into the connection status schematic diagram of beam section.
Fig. 3 is the structural representation of this utility model mast-up, vertical rotating shaft and drive mechanism.
Fig. 4 is the Construction State schematic diagram before adopting this utility model that beam section of putting more energy into is lifted by crane.
Construction State schematic diagram when Fig. 5 is adopt this utility model beam section of putting more energy into be lifted into.
Method flow block diagram when Fig. 6 is adopt this utility model that stiffening girder of suspension bridge is set up.
Description of reference numerals:
1 walking overhead traveling crane；2 overhead traveling crane connecting steel wire ropes；Hauling rope on front side of 3-1；
Hauling rope on rear side of 3-2；4 bearing rail ropes；5 hoisting ropes；
Suspender on 6；7 times suspenders；7-1 the 3rd lifting part；
8 shoulder pole girders；8-1 lower lift ring；8-2 the first lifting part；
9 rotary hangers；9-1 rotation platform；10 suspension brackets；
10-1 upper lift ring；11 universal hinges；12 connect rope；
13 put more energy into beam section；13-1 the second lifting part；14 drive motors；
15 gear shafts；15-1 driven gear；15-2 driving gear；
15-3 rotates axle；16 gear shaft sleeves；17 tail ropes；
18 tail rope hoist engines；19 fortune beam dollies；20 Sarasotas；
21 hoist cables；22 fixtures；23 cables；
Beam body on rear side of in the of 24.
Detailed description of the invention
As shown in Figure 1, this utility model includes the rotary hanger 9 beam section 13 of putting more energy into being lifted and the beam section 13 of putting more energy into that lift being horizontally rotated, it is positioned at the shoulder pole girder 8 directly over rotary hanger 9 and by shoulder pole girder 8, rotary hanger 9 is lifted and can along vertical bridge to the hoisting mechanism moved forward and backward, beam section of putting more energy into 13 is lifted on rotary hanger 9 and it is positioned at the underface of rotary hanger 9, described rotary hanger 9 is lifted on shoulder pole girder 8 and it is positioned at the underface of shoulder pole girder 8, described shoulder pole girder 8 is lifted on described hoisting mechanism and it is positioned at below described hoisting mechanism.Described hoisting mechanism is arranged on the Sarasota 20 of institute's suspension bridge construction；Described rotary hanger 9 includes mast-up, be arranged on described mast-up vertical rotating shaft and drive described vertical rotating shaft to carry out the rotary drive mechanism horizontally rotated, beam section of putting more energy into 13 is lifted on below described vertical rotating shaft and itself and described vertical rotating shaft are attached, and described rotary drive mechanism is arranged on described mast-up and is in transmission connection by drive mechanism between itself and described vertical rotating shaft.Described rotary hanger 9 and shoulder pole girder 8 are all laid in level.
In the present embodiment, described rotary drive mechanism is the drive motor 14 being controlled by remote controller.Thus, actual manipulation is very easy.
Further, described drive motor 14 is drive motor.
In conjunction with Fig. 3, in the present embodiment, described drive mechanism is gear drive, described vertical rotating shaft is in vertically to the gear shaft 15 laid, described gear drive includes the driven gear 15-1 being coaxially fixedly set in gear shaft 15 top and driving gear 15-2, described driven gear 15-1 and the driving gear 15-2 all layings in level being meshed with driven gear 15-1；Described driving gear 15-2 and described rotary drive mechanism are in transmission connection.
Time actually used, described drive mechanism can also adopt other type of actuating device.
In the present embodiment, equipped with for the driving gear 15-2 rotation axle 15-3 installed on described mast-up, described rotation axle 15-3 is in vertically to laying and being attached by bearing between itself and described mast-up, described driving gear 15-2 is coaxially fixedly set on rotation axle 15-3, and described driving gear 15-2 is in transmission connection with described rotary drive mechanism by rotating axle 15-3；Described gear shaft 15 is arranged on the middle part of described mast-up, and the middle part of described mast-up, equipped with coaxial package gear shaft sleeve 16 on gear shaft 15, is attached by bearing between described gear shaft sleeve 16 and gear shaft 15.
Actual adding man-hour, described mast-up includes horizontal rotatable platform 9-1 and is supported in the suspension bracket 10 below horizontal rotatable platform 9-1.In the present embodiment, described suspension bracket 10 lays in level and it is rectangular frame, and described horizontal rotatable platform 9-1 is rectangular platform and its rear and front end is respectively supported at above the both sides, front and back of suspension bracket 10.
In the present embodiment, described suspension bracket 10 is structural steel frame.During practice of construction, described suspension bracket 10 can also adopt the support body of other material, such as stainless steel frame etc..
During actual installation, described gear shaft sleeve 16 is fixedly mounted on horizontal rotatable platform 9-1.
In the present embodiment, the power output shaft of described rotation axle 15-3 and drive motor 14 is in transmission connection, and described drive motor 14 is positioned at the top rotating axle 15-3.
Further, for simple and convenient assembly, described driving gear 15-2 is integrated with rotating axle 15-3 processing and fabricating, and driven gear 15-1 and driving gear 15-2 is laid in same level, is arranged on horizontal rotatable platform 9-1 by bearing bottom described rotation axle 15-3.
In the present embodiment, described drive motor 14 is positioned at the surface rotating axle 15-3.
In the present embodiment, described shoulder pole girder 8 is section steel beam.
And, described rotary hanger 9 is lifted on shoulder pole girder 8 by two groups, front and back hoist cable 21, front and back two side bottom of described shoulder pole girder 8 is respectively arranged with a lower lift ring 8-1 for hoist cable 21 lifting, and front and back two upper lateral part of described shoulder pole girder 8 is respectively arranged with the first lifting part 8-2 of a described hoisting mechanism lifting of confession.Described vertical rotating shaft is arranged on horizontal rotatable platform 9-1.
In conjunction with Fig. 4, Fig. 5, in the present embodiment, described hoisting mechanism includes bearing rail rope 4, the overhead traveling crane haulage gear driving overhead traveling crane 1 of walking described in two groups to carry out moving forward and backward that walking overhead traveling crane 1, left and right twice that the two groups of symmetries in left and right lay carry out moving forward and backward for walking overhead traveling crane 1 described in two groups respectively and is driven, by overhead traveling crane 1 of walking described in two groups, the loop wheel machine carrying out moving forward and backward, and bearing rail rope 4 described in twice is symmetrically laid and both is along indulging bridge to laying.Being provided with former and later two described Sarasotas 20 on institute's suspension bridge construction, the rear and front end of bearing rail rope 4 described in per pass is anchored on two described Sarasotas 20 respectively, two described Sarasotas 20 respectively front side Sarasotas and be positioned at the rear side Sarasota on rear side of the Sarasota of described front side.Described loop wheel machine is between two described Sarasotas 20, and described loop wheel machine is positioned at described in two groups to walk below overhead traveling crane 1 and it connects as one with walking overhead traveling crane 1 described in two groups.Often organize described walking overhead traveling crane 1 all to include former and later two and be arranged on being synchronously performed movable walking overhead traveling crane 1 on described bearing rail rope 4 and along bearing rail rope 4, be fastenedly connected by connector between two described walking overhead traveling cranes 1 and be integrated and the two respectively front side overhead traveling crane and be positioned at the rear side overhead traveling crane on rear side of the overhead traveling crane of described front side.Described overhead traveling crane haulage gear includes front side hauling rope 3-1 that left and right twice are connected on two described front side overhead traveling cranes and the rear side hauling rope 3-2 that left and right twice are connected on two described rear side overhead traveling cranes, described in twice, front side hauling rope 3-1 symmetrically lays, and described in twice, rear side hauling rope 3-2 symmetrically lays.Being provided with front side, two, left and right traction drive structure on the Sarasota of described front side, described in twice, the front end of front side hauling rope 3-1 is connected in two described front side traction drive structures.Being provided with two, left and right rear side traction drive structure on described rear side Sarasota, described in twice, the rear end of rear side hauling rope 3-2 is connected in two described rear side traction drive structures.Described front side traction drive structure and described rear side traction drive mechanism are hoist engine.Described shoulder pole girder 8 is lifted on described loop wheel machine and it is positioned at below described loop wheel machine.Further, the cable 23 of institute's suspension bridge construction hangs between two described Sarasotas 20.
In the present embodiment, described bearing rail rope 4 is steel wire rope and its rear and front end is anchored at the top of two described Sarasotas 20 respectively through anchoring piece.It addition, described front side traction drive structure and described rear side traction drive mechanism are separately mounted to the top of two described Sarasotas 20.
In the present embodiment, described connector is overhead traveling crane connecting steel wire ropes 2, is connected as one by former and later two described walking overhead traveling cranes 1 by overhead traveling crane connecting steel wire ropes 2, it is ensured that former and later two described walking overhead traveling crane 1 synchronous walkings.
For manipulating simplicity, described front side traction drive structure and described rear side traction drive mechanism are controlled by remote controller.In actually used process, overhead traveling crane 1 of walking described in two groups is attached each through hauling rope 3 and described front side traction drive structure and described rear side traction drive mechanism, it is achieved traction braking, and reaches the purpose driving beam section 13 of putting more energy into carry out vertical shift.
In the present embodiment, the quantity of described loop wheel machine is two and two symmetrical layings of described loop wheel machine, and two described loop wheel machines are lifted on below walking overhead traveling crane 1 described in two groups respectively.The quantity of described shoulder pole girder 8 is twice, and shoulder pole girder 8 described in twice all lays in level and both is along vertical bridge to laying, the symmetrical laying of shoulder pole girder 8 described in twice and the two be lifted on respectively below two described loop wheel machines.
Each described loop wheel machine includes assembled suspender and the jack machinism being connected with described assembled suspender.Described jack machinism includes one hoisting rope 5 and two lifting driving mechanisms, two described lifting driving mechanisms are hoist engine and the two is separately mounted on two described Sarasotas 20, and the rear and front end of described hoisting rope 5 is connected on two described lifting driving mechanisms.Described assembled suspender includes suspender on former and later two 6 and former and later two lower suspenders 7 being attached by hoisting rope 5 and two described upper suspenders 6, and two described upper suspenders 6 and two described lower suspenders 7 are respectively positioned on same vertical plane and it is respectively positioned between two described Sarasotas 20；Two upper suspenders in described upper suspender 6 respectively front side and suspender on the rear side being positioned on described front side on rear side of suspender.
On the described front side of two described loop wheel machines, suspender lays respectively at the underface of two described front side overhead traveling cranes and the two is assembled into one with two described front side overhead traveling cranes respectively, and on the described rear side of two described loop wheel machines, suspender lays respectively at the underface of two described rear side overhead traveling cranes and the two is assembled into one with two described rear side overhead traveling cranes respectively；Shoulder pole girder 8 described in per pass is all lifted on below two described lower suspenders 7.
In the present embodiment, two described loop wheel machines lay respectively at the left and right sides between two described Sarasotas 20.
Further, two described lifting driving mechanisms are separately mounted to the top of two described Sarasotas 20.For manipulating simplicity, two described lifting driving mechanisms are controlled by remote controller.
Time actually used, the bottom of two described lower suspenders 7 is provided with a 3rd lifting part 7-1 for lifting shoulder pole girder 8.Further, two described 3rd lifting part 7-1 are attached with the described first lifting part 8-2 of two set by shoulder pole girder 8 top respectively.It is attached in hinged way between described 3rd lifting part 7-1 and the first lifting part 8-2.In the present embodiment, it is attached by bearing pin or pin between described 3rd lifting part 7-1 and the first lifting part 8-2, and the 3rd lifting part 7-1 and the first lifting part 8-2 all has the installing hole installed for described bearing pin or pin.Described 3rd lifting part 7-1 and the first lifting part 8-2 is suspension ring.
In the present embodiment, described suspension bracket 10 is lifted on shoulder pole girder 8 described in twice by hoist cable 21 described in two groups, front and back, often organizes described hoist cable 21 and all includes the hoist cable 21 that left and right twice are separately fixed on shoulder pole girder 8 described in twice.Being respectively arranged with four on described suspension bracket 10 respectively for the upper lift ring 10-1 of hoist cable 21 lifting described in four roads, four described upper lift ring 10-1 are laid on four summits of a rectangle.Further, it is attached by bearing pin or pin between described lower lift ring 8-1 and upper lift ring 10-1.
In the present embodiment, described upper suspender 6 and lower suspender 7 are all adopted assembly pulley and are attached by hoisting rope 5 therebetween.
As shown in Figure 1, described upper suspender 6 includes installing rack and 5 top sheaves being arranged on from front to back on described upper installing rack, lower suspender 7 includes lower installing rack and 3 lower sheaves being arranged on from front to back on described lower installing rack, described top sheave and described lower sheave are in being laid staggeredly, and are attached by hoisting rope 5 between 5 described top sheaves and 3 described lower sheaves.
As in figure 2 it is shown, described in put more energy into beam section 13 connect rope 12 by multiple tracks and be lifted in described vertical rotating shaft, the beam body top of beam section of putting more energy into 13 is provided with multiple respectively for the second lifting part 13-1 that multiple described connection ropes 12 are fixing.
The underface of described vertical rotating shaft is provided with two universal hinges 11, two described universal hinges 11 are respectively positioned at the first universal hinge being arranged on bottom described vertical rotating shaft and are positioned at the second universal hinge immediately below described first universal hinge, and described first universal hinge and described second universal hinge are fastenedly connected；Described connection rope 12 be with described first universal be hinged first be connected rope or with described second universal be hinged second be connected rope, described first connects rope and the described second quantity connecting rope is multiple tracks；First upper end connecting rope described in per pass is each attached in described first universal hinge and its lower end is each attached on the second lifting part 13-1, and the second upper end connecting rope described in per pass is each attached in described second universal hinge and its lower end is each attached on the second lifting part 13-1.
In the present embodiment, the quantity of described second lifting part 13-1 is eight, and eight described second lifting part 13-1 divide three row to lay, and three arrange described second lifting part 13-1 respectively first row lifting part, secondary series lifting part and the 3rd row lifting part from front to back；Described first row lifting part and described 3rd row lifting part all include three the second lifting part 13-1 laid from left to right on the same line, three described second lifting part 13-1 respectively left side lifting part, middle part lifting part and right side lifting part from left to right along direction across bridge；Described secondary series lifting part is positioned at the underface of described vertical rotating shaft, described first row lifting part and described 3rd row lifting part symmetry are laid in the both sides, front and back of described secondary series lifting part, and described secondary series lifting part includes two the described second lifting part 13-1 in left and right；
Described middle part lifting part in two described second lifting part 13-1 in described secondary series lifting part and described first row lifting part and described 3rd row lifting part connects rope each through described first and universal is hinged with described first, is laid on four summits of a rhombus with the described first described second lifting part 13-1 of universal four be hinged；Described left side lifting part in described first row lifting part and described 3rd row lifting part and described right side lifting part connect rope each through described second and universal are hinged with described second, are laid on four summits of a rectangle with the described second described second lifting part 13-1 of universal four be hinged.
In the present embodiment, described second lifting part 13-1 is suspension ring.
In the present embodiment, described first universal hinge includes the first hinged seat laid in level, first jointed shaft being arranged in the middle part of described first hinged seat and two and is symmetrically mounted on the second jointed shaft of both sides before and after described first jointed shaft, described first jointed shaft and two described second jointed shafts are installed on described first hinged seat and three is all in parallel laying, and described first jointed shaft and two described second jointed shafts are all laid in level；Two described second lifting part 13-1 in described secondary series lifting part connect rope respectively through described first and are connected on described first jointed shaft, and the described middle part lifting part of described first row lifting part and described 3rd row lifting part connects rope respectively through described first and is connected on two described second jointed shafts.
Described second universal hinge includes second hinged seat laid in level and former and later two are symmetrically mounted on the 3rd jointed shaft on described second hinged seat, two described 3rd jointed shafts respectively front side jointed shafts and be positioned at the rear side jointed shaft on the right side of the jointed shaft of described front side；Described left side lifting part and described right side lifting part in described first row lifting part connect rope respectively through described second and are connected with described front side jointed shaft, and described left side lifting part and described right side lifting part in described 3rd row lifting part connect rope respectively through described second and be connected with described rear side jointed shaft.
In the present embodiment, two described 3rd jointed shafts lay respectively at the underface of two described second jointed shafts.
As shown in Figure 6, when adopting this utility model that stiffening girder of suspension bridge is set up, institute's suspension bridge construction is provided with former and later two described Sarasotas 20；The stiff girder of institute's suspension bridge construction is divided into front side beam body, middle part beam body and rear side beam body 24 from front to back with two described Sarasotas 20 for boundary, described middle part beam body is between two described Sarasotas 20, described all side beam body is positioned on front side of the Sarasota of described front side, and described rear side beam body 24 is positioned on rear side of described rear side Sarasota；And when the stiff girder of institute's suspension bridge construction is set up, comprise the following steps:
Step one, rear side beam body are set up: described rear side beam body 24 is set up；
Step 2, lifting balanced controls are installed: tail rope hoist engine 18 is installed in curb girder body 24 rear end in the rear, are provided for the fixture 22 that tail rope 17 is fixing in the middle part of the shoulder pole girder 8 of described rotary hoisting equipment；The upper end of described tail rope 17 is fixed on fixture 22 and its lower end is fixed on tail rope hoist engine 18；
Step 3, middle part beam body are set up: adopt described rotary hoisting equipment that described middle part beam body is set up；Described middle part beam body is spliced by multiple beam section 13 of putting more energy into, and beam section of putting more energy into described in multiple 13 is along vertical bridge to laying from front to back；
When described middle part beam body is set up, by before backward, beam section 13 of putting more energy into described in multiple being set up respectively, the erection method of beam section of putting more energy into described in multiple 13 is all identical；When beam section 13 of putting more energy into described in any one is set up, process is as follows:
Step 301, beam section longitudinal translation: adopt fortune beam dolly 19 and currently set up beam body along described stiff girder and carried out indulging bridge to translation to currently set up beam section 13 of putting more energy into, until move to currently set up current beam section 13 of putting more energy into of being set up above the front end of beam body；In translation motion, the central axis currently being set up beam section 13 of putting more energy into is laid along direction across bridge；
Step 302, rotary hanger move to above beam section: the tail rope hoist engine 18 installed by described rear side beam body 24 rear end, what the rotary hanger 9 of described rotary hoisting equipment moved in step 301 translation puts in place current set up above beam section 13 of putting more energy into, and current erection put more energy into beam section 13 and rotary hanger 9 is attached；
Step 303, beam section are lifted by crane: adopt the described hoisting mechanism of described rotary hoisting equipment, are lifted by crane currently setting up beam section 13 of putting more energy into；
Step 304, beam section horizontally rotate: by the described rotary drive mechanism of described rotary hoisting equipment, and currently being set up beam section 13 of putting more energy into horizontally rotates 90 ° in drive, until bridge is indulged to laying in the central axis edge currently being set up beam section 13 of putting more energy into；
Step 305, beam section lift: by the described hoisting mechanism of described rotary hoisting equipment, set up beam section 13 of putting more energy into lift horizontally rotating put in place current in step 304, until set up beam section 13 of putting more energy into lift current to the decorating position designed in advance；
Step 306, beam section are set up: that lifting in step 305 is put in place current set up that beam section 13 of putting more energy into is current with described stiff girder has set up beam body and be fastenedly connected, and completes the current erection process being set up beam section 13 of putting more energy into；
Step 307, next beam section erection: the method described in installation steps 301 to step 306, beam section that the next one is put more energy into 13 is set up；
Step 308, one or many repeat step 307, until completing the erection process of all beam section 13 of putting more energy in the beam body of described middle part, complete the erection process of described middle part beam body；
Step 4, front side beam body or the erection of rear side beam body: described front side beam body or described rear side beam body 24 are set up, completing the stiff girder erection process of institute's suspension bridge construction, the described middle part beam body set up in step 3 is fastenedly connected between described front side beam body and described rear side beam body 24.
In the present embodiment, the quantity of tail rope hoist engine described in step 2 18 is two, two described symmetrical layings of tail rope hoist engine 18, and two described tail rope hoist engines 18 are connected with shoulder pole girder described in twice 8 respectively through described tail rope 17 together.
Further, the fixture 22 that tail rope 17 is fixing it is provided in the middle part of shoulder pole girder 8 described in per pass.
In the present embodiment, when step 303 carries out beam section lifting, by controlling two described lifting driving mechanisms, upwards hung fortune beam dolly 19 by currently setting up beam section 13 of putting more energy into；And by controlling tail rope hoist engine 18, make two described lower suspenders 7 move to the underface of two described upper suspenders 6 respectively；After in step 303, beam section has been lifted by crane, currently being set up beam section 13 of putting more energy into is positioned at the top of described rear side beam body 24.
When step 305 carries out beam section lifting, by controlling two described lifting driving mechanisms, the vertical height currently being set up beam section 13 of putting more energy into is adjusted；Meanwhile, by controlling two described front side traction drive structures and two described rear side traction drive structures, along vertical bridge to moving forward and backward currently being set up beam section 13 of putting more energy into, until set up beam section 13 of putting more energy into lift current to the decorating position designed in advance.
Further, only need to starting tail rope hoist engine 18 in step 302, what the rotary hanger 9 of described rotary hoisting equipment just can easy, quickly move to translation in step 301 puts in place current is set up above beam section 13 of putting more energy into.When step 303 carries out beam section lifting, by controlling two described lifting driving mechanisms and tail rope hoist engine 18, under the mating reaction of hoisting rope 5 and tail rope 17, by simplicity, it is rapidly completed the lifting process currently being set up beam section 13 of putting more energy into, being lifted to upright position by currently setting up beam section 13 of putting more energy into, now two described lower suspenders 7 move to the underface of two described upper suspenders 6 respectively.
And, when step 305 carries out beam section lifting, the vertical height currently being set up beam section 13 of putting more energy into is adjusted by hoisting rope 5, and adjust the vertical bridge currently being set up beam section 13 of putting more energy into position by hauling rope 3, practical operation easy and realize convenient, can easy, is quickly lifted currently setting up beam section 13 of putting more energy into the decorating position designed in advance.
In the present embodiment, it is described rear side beam body 24 or by described rear side beam body 24 be positioned on front side of described rear side beam body 24 and spliced beam body that all beam section 13 of putting more energy into of currently having set up are assembled that current described in step 301 and step 306 has set up beam body.
In the present embodiment, after step 306 completes beam section erection, release and currently set up the connection put more energy between beam section 13 and rotary hanger 9, complete currently to be set up the erection process of beam section 13 of putting more energy into.
In the present embodiment, when step 2 carries out lifting balanced controls installation, tail rope hoist engine 18 is arranged on above the rear end of described rear side beam body 24.
In the present embodiment, described bearing rail rope 4 is that stretched wire is linear.Described front side hauling rope 3-1 and rear side hauling rope 3-2 is also that stretched wire is linear.
In the present embodiment, the stiff girder rear and front end of institute's suspension bridge construction is set up in former and later two Bridge Pier respectively, two described Bridge Pier respectively front side piers and be positioned at the rear side pier on rear side of the pier of described front side；Described front side beam body is set up between described front side pier and described front side Sarasota, and described rear side beam body 24 is set up between described rear side pier and described rear side Sarasota.
Further, described front side pier and described rear side pier are abutment.
In practice of construction process, when described middle part beam body is set up, it is also possible to by after forward direction, beam section 13 of putting more energy into described in multiple is set up respectively；Now, when step 2 carries out lifting balanced controls installation, tail rope hoist engine 18 is installed in beam body front end, described front side；When step 301 carries out beam section longitudinal translation, adopt fortune beam dolly 19 and carried out vertical bridge to translation along described front side beam body to currently setting up beam section 13 of putting more energy into, until being moved to currently setting up beam section 13 of putting more energy into above the rear end of described front side beam body.
The above; it it is only preferred embodiment of the present utility model; not this utility model is imposed any restrictions; every any simple modification, change and equivalent structure change above example made according to this utility model technical spirit, all still falls within the protection domain of technical solutions of the utility model.
Claims (10)
1. a stiffening girder of suspension bridge rotary hoisting equipment, it is characterized in that: include the rotary hanger (9) beam section of putting more energy into (13) being lifted and the beam section of putting more energy into (13) lifted being horizontally rotated, it is positioned at the shoulder pole girder (8) directly over rotary hanger (9) and hoisting mechanism rotary hanger (9) lifted by shoulder pole girder (8), beam section of putting more energy into (13) is lifted on rotary hanger (9) and it is positioned at the underface of rotary hanger (9), described rotary hanger (9) is lifted on shoulder pole girder (8) and it is positioned at the underface of shoulder pole girder (8), described shoulder pole girder (8) is lifted on described hoisting mechanism and it is positioned at below described hoisting mechanism；Described hoisting mechanism is arranged on the Sarasota (20) of institute's suspension bridge construction；Described rotary hanger (9) includes mast-up, be arranged on described mast-up vertical rotating shaft and drive described vertical rotating shaft to carry out the rotary drive mechanism horizontally rotated, beam section of putting more energy into (13) is lifted on below described vertical rotating shaft and itself and described vertical rotating shaft are attached, and described rotary drive mechanism is arranged on described mast-up and is in transmission connection by drive mechanism between itself and described vertical rotating shaft；Described rotary hanger (9) and shoulder pole girder (8) are all laid in level.
2. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 1, it is characterised in that: described rotary drive mechanism is the drive motor (14) being controlled by remote controller.
3. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 1 or 2, it is characterized in that: described drive mechanism is gear drive, described vertical rotating shaft is in vertically to the gear shaft (15) laid, described gear drive includes the driven gear (15-1) being coaxially fixedly set in gear shaft (15) top and the driving gear (15-2) being meshed with driven gear (15-1), and described driven gear (15-1) and driving gear (15-2) are all laid in level；Described driving gear (15-2) and described rotary drive mechanism are in transmission connection.
4. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 3, it is characterized in that: equipped with the rotation axle (15-3) installed for driving gear (15-2) on described mast-up, described rotation axle (15-3) is in vertically to laying and being attached by bearing between itself and described mast-up, described driving gear (15-2) is coaxially fixedly set in rotation axle (15-3), and described driving gear (15-2) is in transmission connection with described rotary drive mechanism by rotating axle (15-3)；Described gear shaft (15) is arranged on the middle part of described mast-up, the middle part of described mast-up, equipped with coaxial package gear shaft sleeve (16) on gear shaft (15), is attached by bearing between described gear shaft sleeve (16) and gear shaft (15).
5. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 1 or 2, it is characterised in that: described mast-up includes horizontal rotatable platform (9-1) and is supported in the suspension bracket (10) of horizontal rotatable platform (9-1) lower section；Described rotary hanger (9) is lifted on shoulder pole girder (8) by two groups, front and back hoist cable (21), being respectively arranged with a lower lift ring (8-1) lifted for hoist cable (21) bottom the left and right sides of described shoulder pole girder (8), the top, the left and right sides of described shoulder pole girder (8) is respectively arranged with the upper lift ring (8-2) of a described hoisting mechanism lifting of confession；Described vertical rotating shaft is arranged on horizontal rotatable platform (9-1).
6. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 1 or 2, it is characterized in that: described in beam section (13) of putting more energy into connect rope (12) by multiple tracks and be lifted in described vertical rotating shaft, the beam body top of beam section of putting more energy into (13) is provided with multiple respectively for the second lifting part (13-1) that multiple described connection ropes (12) are fixing.
7. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 6, it is characterized in that: the underface of described vertical rotating shaft is provided with two universal hinges (11), two described universal hinges (11) are respectively positioned at the first universal hinge being arranged on bottom described vertical rotating shaft and are positioned at the second universal hinge immediately below described first universal hinge, and described first universal hinge and described second universal hinge are fastenedly connected；Described connection rope (12) be with described first universal be hinged first be connected rope or with described second universal be hinged second be connected rope, described first connects rope and the described second quantity connecting rope is multiple tracks；First upper end connecting rope described in per pass is each attached in described first universal hinge and its lower end is each attached on the second lifting part (13-1), and the second upper end connecting rope described in per pass is each attached in described second universal hinge and its lower end is each attached on the second lifting part (13-1).
8. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 7, it is characterized in that: the quantity of described second lifting part (13-1) is eight, eight described second lifting parts (13-1) point three row are laid, and three arrange described second lifting parts (13-1) respectively first row lifting part, secondary series lifting part and the 3rd row lifting part from front to back；Described first row lifting part and described 3rd row lifting part all include three the second lifting parts (13-1) laid from left to right on the same line, three described second lifting parts (13-1) respectively left side lifting part, middle part lifting part and right side lifting part from left to right along direction across bridge；Described secondary series lifting part is positioned at the underface of described vertical rotating shaft, described first row lifting part and described 3rd row lifting part symmetry are laid in the both sides, front and back of described secondary series lifting part, and described secondary series lifting part includes two described second lifting parts (13-1) in left and right；
Described middle part lifting part in two described second lifting parts (13-1) in described secondary series lifting part and described first row lifting part and described 3rd row lifting part connects rope each through described first and universal is hinged with described first, is laid on four summits of a rhombus with described first described second lifting part (13-1) of universal four be hinged；Described left side lifting part in described first row lifting part and described 3rd row lifting part and described right side lifting part connect rope each through described second and universal are hinged with described second, are laid on four summits of a rectangle with described second described second lifting part (13-1) of universal four be hinged；
Described first universal hinge includes the first hinged seat laid in level, first jointed shaft being arranged in the middle part of described first hinged seat and two and is symmetrically mounted on the second jointed shaft of both sides before and after described first jointed shaft, described first jointed shaft and two described second jointed shafts are installed on described first hinged seat and three is all in parallel laying, and described first jointed shaft and two described second jointed shafts are all laid in level；Two described second lifting parts (13-1) in described secondary series lifting part connect rope respectively through described first and are connected on described first jointed shaft, and the described middle part lifting part of described first row lifting part and described 3rd row lifting part connects rope respectively through described first and is connected on two described second jointed shafts；
Described second universal hinge includes second hinged seat laid in level and former and later two are symmetrically mounted on the 3rd jointed shaft on described second hinged seat, two described 3rd jointed shafts respectively front side jointed shafts and be positioned at the rear side jointed shaft on the right side of the jointed shaft of described front side；Described left side lifting part and described right side lifting part in described first row lifting part connect rope respectively through described second and are connected with described front side jointed shaft, and described left side lifting part and described right side lifting part in described 3rd row lifting part connect rope respectively through described second and be connected with described rear side jointed shaft.
9. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 1 or 2, it is characterized in that: described hoisting mechanism includes bearing rail rope (4), the overhead traveling crane haulage gear driving overhead traveling crane (1) of walking described in two groups to carry out moving forward and backward that walking overhead traveling crane (1) that the two groups of symmetries in left and right lay, left and right twice carry out moving forward and backward for walking overhead traveling crane (1) described in two groups respectively and driven, by overhead traveling crane (1) of walking described in two groups, the loop wheel machine carrying out moving forward and backward, bearing rail rope (4) described in twice is symmetrically laid and both is along indulging bridge to laying；Institute's suspension bridge construction is provided with former and later two described Sarasotas (20), the rear and front end of bearing rail rope (4) described in per pass is anchored on two described Sarasotas (20) respectively, two described Sarasotas (20) respectively front side Sarasotas and be positioned at the rear side Sarasota on rear side of the Sarasota of described front side；Described loop wheel machine is positioned between two described Sarasotas (20), and described loop wheel machine is positioned at walking overhead traveling crane (1) lower section described in two groups and itself and overhead traveling crane (1) of walking described in two groups and connects as one；Often organize described walking overhead traveling crane (1) all to include former and later two and be arranged on upper with described bearing rail rope (4) and be synchronously performed movable walking overhead traveling crane (1) along bearing rail rope (4), be fastenedly connected by connector between two described walking overhead traveling cranes (1) be integrated and the two respectively front side overhead traveling crane be positioned at the rear side overhead traveling crane on rear side of the overhead traveling crane of described front side；Described overhead traveling crane haulage gear includes front side hauling rope (3-1) that left and right twice are connected on two described front side overhead traveling cranes and the rear side hauling rope (3-2) that left and right twice are connected on two described rear side overhead traveling cranes, described in twice, front side hauling rope (3-1) is symmetrically laid, and described in twice, rear side hauling rope (3-2) is symmetrically laid；Being provided with front side, two, left and right traction drive structure on the Sarasota of described front side, described in twice, the front end of front side hauling rope (3-1) is connected in two described front side traction drive structures；Being provided with two, left and right rear side traction drive structure on described rear side Sarasota, described in twice, the rear end of rear side hauling rope (3-2) is connected in two described rear side traction drive structures；Described front side traction drive structure and described rear side traction drive mechanism are hoist engine；Described shoulder pole girder (8) is lifted on described loop wheel machine and it is positioned at below described loop wheel machine.
10. the stiffening girder of suspension bridge rotary hoisting equipment described in claim 9, it is characterized in that: the quantity of described loop wheel machine is two and two symmetrical layings of described loop wheel machine, two described loop wheel machines are lifted on walking overhead traveling crane (1) lower section described in two groups respectively；The quantity of described shoulder pole girder (8) is twice, shoulder pole girder described in twice (8) all lays in level and both is along vertical bridge to laying, shoulder pole girder described in twice (8) symmetrical laying and the two be lifted on respectively below two described loop wheel machines；
Each described loop wheel machine includes assembled suspender and the jack machinism being connected with described assembled suspender, described jack machinism includes one hoisting rope (5) and two lifting driving mechanisms, two described lifting driving mechanisms are hoist engine and the two is separately mounted on two described Sarasotas (20), and the rear and front end of described hoisting rope (5) is connected on two described lifting driving mechanisms；Described assembled suspender includes suspender on former and later two (6) and former and later two lower suspenders (7) being attached by hoisting rope (5) and two described upper suspenders (6), and two described upper suspenders (6) and two described lower suspenders (7) are respectively positioned on same vertical plane and it is respectively positioned between two described Sarasotas (20)；Two upper suspenders in described upper suspender (6) respectively front side and suspender on the rear side being positioned on described front side on rear side of suspender；
On the described front side of two described loop wheel machines, suspender lays respectively at the underface of two described front side overhead traveling cranes and the two is assembled into one with two described front side overhead traveling cranes respectively, and on the described rear side of two described loop wheel machines, suspender lays respectively at the underface of two described rear side overhead traveling cranes and the two is assembled into one with two described rear side overhead traveling cranes respectively；Shoulder pole girder described in per pass (8) is all lifted on two described lower suspender (7) lower sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620040286.0U CN205369055U (en) | 2016-01-15 | 2016-01-15 | Rotatory lifting device of suspension bridge stiffening beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620040286.0U CN205369055U (en) | 2016-01-15 | 2016-01-15 | Rotatory lifting device of suspension bridge stiffening beam |
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| Publication Number | Publication Date |
|---|---|
| CN205369055U true CN205369055U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620040286.0U Expired - Fee Related CN205369055U (en) | 2016-01-15 | 2016-01-15 | Rotatory lifting device of suspension bridge stiffening beam |
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| CN (1) | CN205369055U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484168A (en) * | 2016-01-15 | 2016-04-13 | 长安大学 | Rotary hoisting equipment for stiffening beam of suspension bridge and erecting method of stiffening beam |
| CN107489109A (en) * | 2017-09-19 | 2017-12-19 | 武船重型工程股份有限公司 | A kind of rotating device of bridge subsection |
| CN107974941A (en) * | 2017-11-28 | 2018-05-01 | 中交二航局第二工程有限公司 | The cable hoisting device and its application method of suspension bridge |
| CN109137744A (en) * | 2018-10-19 | 2019-01-04 | 中国市政工程中南设计研究总院有限公司 | A kind of asymmetric construction method of large span flexible suspension bridge main couple and control method |
| CN109706851A (en) * | 2019-02-25 | 2019-05-03 | 腾达建设集团股份有限公司 | Hanging apparatus and hanging method |
| CN110844801A (en) * | 2019-11-12 | 2020-02-28 | 湖南路桥建设集团有限责任公司 | Split type cable carrying crane for erecting main beam of suspension bridge |
-
2016
- 2016-01-15 CN CN201620040286.0U patent/CN205369055U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105484168A (en) * | 2016-01-15 | 2016-04-13 | 长安大学 | Rotary hoisting equipment for stiffening beam of suspension bridge and erecting method of stiffening beam |
| CN107489109A (en) * | 2017-09-19 | 2017-12-19 | 武船重型工程股份有限公司 | A kind of rotating device of bridge subsection |
| CN107974941A (en) * | 2017-11-28 | 2018-05-01 | 中交二航局第二工程有限公司 | The cable hoisting device and its application method of suspension bridge |
| CN109137744A (en) * | 2018-10-19 | 2019-01-04 | 中国市政工程中南设计研究总院有限公司 | A kind of asymmetric construction method of large span flexible suspension bridge main couple and control method |
| CN109706851A (en) * | 2019-02-25 | 2019-05-03 | 腾达建设集团股份有限公司 | Hanging apparatus and hanging method |
| CN110844801A (en) * | 2019-11-12 | 2020-02-28 | 湖南路桥建设集团有限责任公司 | Split type cable carrying crane for erecting main beam of suspension bridge |
| CN110844801B (en) * | 2019-11-12 | 2020-12-18 | 湖南路桥建设集团有限责任公司 | Split type cable carrying crane for erecting main beam of suspension bridge |
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