CN101818480B - Box girder transfer platform and girder transferring and girder loading working procedures thereof - Google Patents
Box girder transfer platform and girder transferring and girder loading working procedures thereof Download PDFInfo
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- CN101818480B CN101818480B CN 201010146619 CN201010146619A CN101818480B CN 101818480 B CN101818480 B CN 101818480B CN 201010146619 CN201010146619 CN 201010146619 CN 201010146619 A CN201010146619 A CN 201010146619A CN 101818480 B CN101818480 B CN 101818480B
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Abstract
The invention relates to a box girder transfer platform and girder transferring and girder loading working procedures thereof. The platform comprises a girder carrying trolley, a telescopic boom, a girder assembly, a door-shaped frame, a driving system, a hydraulic system and an electrical system, wherein the girder carrying trolley is arranged on the telescopic boom; the telescopic boom is supported by the door-shaped frame connected with pre-embedded foundation and the girder assembly arranged on the door-shaped frame; a driving device of the driving system is arranged at the rear end of the telescopic boom; guiding wheels of the driving system are arranged on front and rear end faces of the telescopic boom; a pump station of the hydraulic system is positioned on a girder of the door-shaped frame; a main cabinet of the electrical system is arranged on the girder of the door-shaped frame; the transfer platform can be used for transferring box girders, can transfer the box girders to one side of a bridge floor after the girders are taken from the girder carrying trolley; and after a bridge girder erection machine integrating transfer and erection operates to the side of the transfer platform, the girders are fed for the bridge girder erection machine integrating transfer and erection from the lateral side, so that parallel construction of the girder transfer and bridging is realized, and the girder erecting speed of the bridge girder erection machine integrating transfer and erection is improved greatly.
Description
Technical field
The present invention relates to a kind of case girder transferring platform and move beam and dress beam operation.
Background technology
Further reinforcement and development along with China's infrastructure; The construction of various infrastructure is getting into quick, a sane developing stage; The railway Eleventh Five-Year Plan shows that Chinese Railway has got into the great-leap-forward development stage, especially since the economic crisis; China strengthens the input to infrastructure such as railway, highways, and the railway construction construction reaches unprecedented peak period.Along with railway construction in China strides forward the sustained and rapid development stage; A key issue that will solve earlier railway construction construction party kept man of a noblewoman is like how lower construction cost, and higher efficiency of construction is carried out the railway construction construction; Satisfying growing demand, thereby catch up with the paces of economic development.
At present; In the railway construction work progress, for land occupation not, guarantee the safety of railway operation, the shared proportion of the overhead part on the railway is increasing; And in elevated line; The large concrete boxes beam becomes the vitals on the overhead route as weight support, and because the weight of this large concrete boxes beam is big, very difficult when transportation and construction overhead railway.At present; This case beam is adopted two kinds of forms of construction work usually: the one, adopt Beam transportation vehicle to realize the transportation of case beam earlier; Supporting with it then bridge formation machine is directly got beam from Beam transportation vehicle and is also built bridge at the construction field (site), and this worker's method is called fortune frame separate type, and this worker's method can realize parallel operations; Efficiency of construction is high, but construction cost is bigger; Another kind of mode then adopts integration of transporting and building bridge formation machine directly to get beam from the precast beam field, and transports directly to the job site bridge formation, thereby realizes sequential analysis, and this mode construction cost is little, but efficiency of construction is very low.
Thus; In order to improve the bridge formation efficient of integration of transporting and building bridge formation machine; Must adopt Beam transportation vehicle is integration of transporting and building bridge formation machine fortune beam, could save time greatly like this, raises the efficiency; But because of Beam transportation vehicle and integration of transporting and building bridge formation machine coexist on the passage of bridge floor, Beam transportation vehicle can not directly be integration of transporting and building bridge formation machine feeding beam from the side.And solution to this problem; Be at the beam making field and the on-the-spot middle transhipment platform that is provided with of building bridge; Through this transhipment platform the bridge floor side is got and be transported to the case beam from Beam transportation vehicle, is integration of transporting and building bridge formation machine feeding beam through the transhipment platform more from the side, realizes effective combination of Beam transportation vehicle and integration of transporting and building bridge formation machine; Thereby reach parallel operations, raise the efficiency.
And during to integration of transporting and building bridge formation machine dress beam, realize feeding beam at the back owing to can not directly the beam sheet on the lifting beam machine be sent into from integration of transporting and building bridge formation machine in the precast beam field.So the bridge floor outside of precast beam field at the construction field (site) need be provided with the rotation platform of a special use usually, adorn the beam operation through this rotation platform, but existing dress beam complex procedures, the dress that can not adapt to different size beam sheet is got.
For this reason; Need provide a cover can accomplish Beam transportation vehicle and integration of transporting and building bridge formation machine effectively combines; Realization from precast beam field dress beam, fortune beam to the whole bridge formation process of setting a roof beam in place, and the case girder transferring platform economical and practical, that efficiency of construction is high and move the beam operation and operation is striden in change.
Summary of the invention
The objective of the invention is to above-mentioned present situation; Provide a kind of and can accomplish Beam transportation vehicle and integration of transporting and building bridge formation machine effectively combines; Whole bridge formation processes such as realization gets beam, Yun Liang, feeding beam from the precast beam field, set a roof beam in place, and the case girder transferring platform economical and practical, that efficiency of construction is high and move beam, become and stride and adorn the beam operation.
For realizing above-mentioned purpose; The invention discloses a kind of case girder transferring platform, wherein, this platform comprises carries beam dolly, telescopic arm, crossbeam assembly, door type frame, drive system, hydraulic system and electrical system on the back; Carrying the beam dolly on the back is installed on the telescopic arm; Telescopic arm is supported by door type frame that is connected with embedded foundation and crossbeam assembly above that, and the drive arrangement of drive system is in the telescopic arm rear end, and the directive wheel of drive system is arranged on the face of telescopic arm rear and front end; The pumping plant of hydraulic system is positioned on the girder of door type frame, and the main cabinet of electrical system is arranged on the girder of door type frame.
Wherein, carrying the beam dolly on the back is made up of steel pad, bogie frame, adjustable chain mount pad, movement device, pull bar, latch fixed bearing and roller devices; Wherein: the steel pad is fixed in above the bogie frame, and bogie frame one end is connected with the pin fixed bearing through pull bar, and the bogie frame other end is installed adjustable chain mount pad, and the movement device is installed in the bogie frame bottom surface; Wherein, adjustable chain mount pad is made up of chain stays, screw rod, chain baffle plate, chain bearing pin, chain base and reinforcement gusset; Wherein, chain stays is equipped with screw rod, chain bearing pin and chain baffle plate, and screw rod and being welded between the nut on the bogie frame screws each other, and the chain bearing pin is connected with the chain of drive system, and chain base support chain stays moves above that.
Wherein, telescopic arm is made up of screw arbor assembly, end hinged-support, end bearing beam assembly, long-armed, supporting leg assembly, shoulder pole girder and block; Wherein, long-armedly be made up of the latch sleeve in box structure beam and the structural beams, screw arbor assembly one end is through end hinged-support link bearing beam assembly, and the other end can screw with the screw shell on long-armed; Wherein, The supporting leg assembly is made up of screw arbor assembly, baffle plate and free bearing; The bulb of screw arbor assembly is installed in through between bolted baffle plate and the free bearing; Shoulder pole girder by brace summer be arranged at the screw sheel that screws each other with screw arbor assembly in the brace summer and form, supporting leg assembly one end connect long-armed on, end connection shoulder pole girder.
Wherein, the crossbeam assembly is striden hydraulic cylinder assembly, latch, guide type shoe assembly, is descended left-hand thread bearing and following left-hand thread screw rod to form by last left-hand thread bearing, movement device assembly, crossbeam, latch bearing, change; Wherein, last left-hand thread bearing, movement device assembly, latch bearing, latch and guide type shoe assembly are positioned at beam surface upper, and change is striden hydraulic cylinder assembly and is positioned at the crossbeam side, and following left-hand thread bearing is positioned at the crossbeam soffit with following left-hand thread screw rod.
Wherein, Also comprise telescopic control device; Telescopic control device is by carrying pin fixed bearing and roller devices on the beam dolly on the back, forming through the latch sleeve on fixing latch, latch bearing, movement device assembly and the telescopic arm of flanged plate, and realization telescopic arm band carries flexible under telescopic control device control.
The walking that wherein, under telescopic control device control, can drive the flexible of telescopic arm and carry the beam dolly on the back with a cover driving mechanism; Wherein driving mechanism is made up of drive unit, left directive wheel, right directive wheel and roller chain; Roller chain one end is connected with the bogie frame of carrying the beam dolly on the back through the adjustable chain mount pad of carrying on the back on the beam dolly; Through over-driving device, be installed in the right directive wheel on the telescopic arm, left directive wheel, be connected with the bogie frame of carrying the beam dolly other end on the back through the adjustable chain mount pad of carrying the other end on the beam dolly on the back at last.
Wherein, with the case beam on the Beam transportation vehicle take off flexible to bridge floor outward then, integration of transporting and building bridge formation machine is an integration of transporting and building bridge formation machine feeding beam from the side after running to transhipment platform next door.
Wherein, this operation may further comprise the steps:
A, the flexible bridge floor outside of arriving of telescopic arm get out of the way the bridge floor passage; Beam transportation vehicle delivery case beam is to transporting the platform contraposition;
B, telescopic arm stretch to bridge floor, and spiral supporting is installed;
C, carry the contraposition of beam carriage walking to case beam below on the back, the Beam transportation vehicle beam that falls, the case beam falls to being placed on to carry on the back on the beam dolly bearing, the Beam transportation vehicle unloading;
D, carry the beam dolly on the back and pack the case beam to the bridge floor outside;
E, remove spiral supporting, telescopic arm is flexible to the bridge floor outside, and Beam transportation vehicle returns Liang Chang and gets beam;
F, the no-load running of integration of transporting and building bridge formation machine are to transporting the platform contraposition;
G, telescopic arm extend out to bridge floor, and spiral supporting is installed;
H, carry the beam dolly on the back and pack case beam to integration of transporting and building bridge formation machine below;
I, the integration of transporting and building bridge formation machine case beam of slinging;
J, carry the no-load running of beam dolly on the back to the bridge floor outside, remove spiral supporting, telescopic arm moves on to the bridge floor outside, gets out of the way the bridge floor passage, and integration of transporting and building bridge formation machine moves ahead and sets a roof beam in place.
Its dress beam operation may further comprise the steps:
A, lifting beam machine extract the beam sheet from the precast beam field, and are put on the transhipment platform;
B, the no-load running of integration of transporting and building bridge formation machine are to transporting the platform contraposition;
C, will transport the platform telescopic arm and extend out to bridge floor, spiral supporting will be installed;
D, carrying the beam dolly on the back, to pack the case beam traversing to integration of transporting and building bridge formation machine below;
E, the integration of transporting and building bridge formation machine case beam of slinging;
F, carry the no-load running of beam dolly on the back to the bridge floor outside, remove spiral supporting, telescopic arm moves on to the bridge floor outside, gets out of the way the bridge floor passage, and integration of transporting and building bridge formation machine moves ahead and sets a roof beam in place.
Its telescopic arm is flexible to the bridge floor outside or lifting beam machine when extracting the beam sheet from the precast beam field, and the transhipment platform has been accomplished to become and striden operation according to the specification of treating the transport box beam, and this change is striden operation and may further comprise the steps:
A, with telescopic arm with carry the beam dolly on the back and stop at center of gravity and be positioned at the door frame center;
B, will descend four of left-hand thread to hold out against screw mandrel to unclamp;
C, constantly change the position of oil cylinder seat, stride operation up to change and accomplish.
Through said structure, the present invention successfully uses in wide pearl inter-city rail transit is built, and confirms to have the following advantages:
1, adopt the side to move beam and feeding beam mode first
Use Beam transportation vehicle to transport the Liang Gongfa that gets that beam has been broken through integration of transporting and building bridge formation machine as integration of transporting and building bridge formation machine, the case beam on the Beam transportation vehicle is fed does not from the side have this historical example at home and abroad to integration of transporting and building bridge formation machine.This platform can move on to bridge floor one side with the case beam after Beam transportation vehicle is got beam, integration of transporting and building bridge formation machine is an integration of transporting and building bridge formation machine feeding beam from the side after running to transhipment platform next door, has realized the fortune beam and the parallel construction of building bridge.And before integration of transporting and building bridge formation machine arrived the precast beam field, lifting beam machine just can extract the beam sheet from the precast beam field, and is put on the transhipment platform, prepares the dress beam, has further saved the time, has improved efficient.
2, do not influence existing traffic, need not to remove good environmental protection;
3, move reliable, the flexible and convenient operation of safety beam, the platform cost is low, efficiency of construction is high, can reach 1.5 hours theoretical transport efficacy of every beam.
Description of drawings
Figure 1A transports the front view of platform structure for the present invention.
Figure 1B transports the left view of platform structure for the present invention.
Fig. 2 is a front view of carrying the beam vehicle structure on the back.
Fig. 3 is the front view of telescopic arm structure.
Fig. 4 A is the front view of crossbeam assembly structure.
Fig. 4 B be A-A to the lateral view of crossbeam assembly structure.
Fig. 4 C be B-B to the lateral view of crossbeam assembly structure.
Fig. 4 D be C-C to the lateral view of crossbeam assembly structure.
Fig. 5 A is the front view of door type frame structure.
Fig. 5 B is the left view of door type frame structure.
Fig. 6 A is the front view of driving system structure.
Fig. 6 B is the left view of driving system structure.
Fig. 7 is the front view of telescopic control device structure.
Fig. 8 moves the sketch map of beam operation for the present invention.
Fig. 9 A is the elevation of adjustable chain mount pad.
Fig. 9 B is that adjustable chain mount pad shown in Fig. 9 A is along the lateral view of A-A.
Fig. 9 C is that adjustable chain mount pad shown in Fig. 9 A is along the vertical view of B-B.
Figure 10 is the sketch map of supporting leg assembly of the present invention.
Figure 11 A is the elevation of movement device assembly of the present invention.
Figure 11 B is the lateral view of movement device assembly of the present invention.
Figure 12 becomes the sketch map of striding hydraulic cylinder assembly for the present invention.
The specific embodiment
With reference to figure 1, be case girder transferring platform of the present invention, this transhipment platform mainly by carry beam dolly 1, telescopic arm 2, crossbeam assembly 3, door type frame 4 and drive system 5, hydraulic system 6 on the back, electrical system 7 is formed.Wherein hydraulic system 6 can be made up of pumping plant and relevant executive component etc., when being used to accomplish different spans case beam and moving the beam requirement, can select satisfactory pumping plant and the executive component that meets the demands as required; And electrical system 7 can be made up of frequency converter, control cabinet, regulator cubicle etc.; Main protections such as overcurrent, overvoltage, under-voltage, electric leakage and the everything centralized Control of (as linking, promptly stop etc.) that realizes; Because hydraulic system 6 is this area with electrical system 7 and is total to the technology of knowing, therefore no longer is described in detail.Carrying beam dolly 1 on the back is installed on the telescopic arm 2; Telescopic arm 2 is supported by door type frame that is connected with embedded foundation 4 and crossbeam assembly above that 3; The drive arrangement of drive system 5 is in telescopic arm 2 rear ends; The directive wheel of drive system 5 is arranged on the telescopic arm 2 rear and front end faces, and the pumping plant of hydraulic system 6 is positioned on the girder of door type frame 4, and the main cabinet of electrical system 7 is arranged on the girder of door type frame 4.
Refer now to Fig. 2, shown the beam dolly 1 of carrying on the back of the present invention, this is carried beam dolly 1 on the back and mainly is made up of steel pad 11, bogie frame 12, adjustable chain mount pad 13, movement device 14, pull bar 15, pin fixed bearing 16 and roller devices 17.Wherein, steel pad 11 is fixed in above the bogie frame 12, is used for supporting the case beam, and when the case beam transported, the case beam was placed on the steel pad 11; Bogie frame 12 can be realized move left and right through chain drive, thereby realizes moving of case beam; Bogie frame 12 1 ends are connected with pin fixed bearing 16 through pull bar 15, and connected mode can be for example pin or bolted mode, and bogie frame 12 other ends are installed adjustable chain mount pad 13; Bogie frame 12 bottom surfaces are equipped with movement device 14, and movement device 14 can be realized the telescopic arm 2 of the bogie frame above it 12 below it become rolling through roller; Pin fixed bearing 16 is through cooperating with bearing pin, realizes carrying on the back that beam dolly 1 moves or telescopic arm 2 stretches; Adjustable chain mount pad 13 is used to connect the chain that beam dolly 1 or telescopic arm 2 motions are carried in driving on the back, and this chain is preferably roller chain.
In order further clearly to describe adjustable chain mount pad 13, please refer to Fig. 9, shown elevation, lateral view and the vertical view of adjustable chain mount pad 13.This is adjustable, and chain mount pad 13 is made up of screw rod 61, chain stays 62, chain baffle plate 63, chain bearing pin 64, chain base 65 and reinforcement gusset 66; Wherein, Screw rod 61, chain baffle plate 63 and chain bearing pin 64 are installed on the chain stays 62, and chain stays 62 movably is supported on the chain base 65, and screw rod 61 and being welded between the nut on the bogie frame screws each other; Chain bearing pin 64 is connected with the chain of drive system 5, and chain base 65 support chains seats 62 move above that.Through being installed in the motion of the chain bearing pin drive chain on the chain stays, realize that the distance of chain connection is variable within the specific limits, thereby realize adjustable.
With reference to figure 3, telescopic arm 2 mainly is made up of screw arbor assembly 21, end hinged-support 22, end bearing beam assembly 23, long-armed 24, supporting leg assembly 25, shoulder pole girder 26 and block 27.Wherein, long-armed 24 mainly are made up of the latch sleeve in box structure beam and the structural beams; Screw arbor assembly 21 1 ends are through end hinged-support 22 link bearing beam assemblies 23, and the other end can screw with the screw shell on long-armed 24; Supporting leg assembly 25 1 ends connect long-armed 24, one ends and connect shoulder pole girder 26; Block 27 is welded by two boards and gusset, and telescopic arm 2 is when flexible, and this link stopper 27 is mainly used in spacing, can be provided with as required.After telescopic arm 2 reaches bridge floor, with screw arbor assembly 21 through with long-armed 24 on screw shell screw motion relatively, under the support of end hinged-support 22 and end bearing beam assembly 23, realize support to telescopic arm 2.
With reference to Figure 10, supporting leg assembly 25 is made up of screw arbor assembly 67, baffle plate 68 and free bearing 69.Wherein, the bulb of screw arbor assembly 67 is installed in through between bolted baffle plate 68 and the free bearing 69; Free bearing 69 can be used for supporting telescopic arm 2; The screw rod of this screw arbor assembly 67 realizes that through the motion that screws of the screw sheel on the shoulder pole girder 26 free bearing 69 above that goes up and down; Thereby realize the variable of supporting leg assembly 25 total lengths.Therefore, capable of using after short length is put into strong point place, through screwing motion, realize that free bearing 69 rises, thereby support telescopic arm 2, conveniently to carry beam dolly 1 on the back in telescopic arm 2 walkings.
With reference to figure 4, crossbeam assembly 3 mainly by last left-hand thread bearing 31, movement device assembly 32, crossbeam 33, latch bearing 34, become stride hydraulic cylinder assembly 35, latch 36, guide type shoe assembly 37, left-hand thread bearing 38 and following left-hand thread screw rod 39 are formed down.Wherein, last left-hand thread bearing 31, movement device assembly 32, latch bearing 34, latch 36 and guide type shoe assembly 37 are positioned at crossbeam 33 upper surfaces; Change is striden hydraulic cylinder assembly 35 and is positioned at crossbeam 33 sides, and following left-hand thread bearing 38 is positioned at crossbeam 33 soffits with following left-hand thread screw rod 39; Crossbeam 33 places on the door type frame 4, and can stride hydraulic cylinder assembly 35 through change between the door type frame 4 and realize sliding relatively, thereby the case beam of accomplishing different spans changes requirement to telescopic arm 2 center to center distance; Movement device assembly 32 rolls about can making telescopic arm 2 above that, accomplishes flexible operation.
Last left-hand thread bearing 31 main can realize preventing telescopic arm 2 when flexible, occur telescopic arm 2 and on front and back tumble; Thereby and control the ultimate range of the maximal dilation amount control transhipment platform deviation of gravity center strong point of telescopic arm 2 through blocking block 27, tumble with the front and back that prevent whole transhipment platform.
The concrete structure of movement device assembly 32 is with reference to Figure 11, and movement device assembly 32 is made up of roller movement device 70, rubber mat plate 71, adjustment backing plate 72, mounting seat 73 and connecting bolt 74.Wherein, roller movement device 70 is installed on the rubber mat plate 71, utilizes the elasticity of rubber mat plate 71 to carry out damping; Rubber mat plate 71 is installed on the adjustment backing plate 72, and adjustment backing plate 72 is installed on the mounting seat 73, and they realize connecting through connecting bolt 74 each other; When needing; Also can remove adjustment backing plate 72, with the adjustment relative altitude, these movement device assembly 32 main realizations become rolling with the relative motion of the crossbeam 33 of telescopic arm above it 2 below it.
Become and to stride hydraulic cylinder assembly 35 and stride oil cylinder ear seat 75, become and stride oil cylinder 76, become and stride oil cylinder slide 77 and constitute by change.
Become and to stride oil cylinder ear seat 75 and be welded to connect with crossbeam 33 sides, become and stride oil cylinder 76 and connect through pin and stride oil cylinder ear seat 75 with change and stride oil cylinder slide 77 with change and be connected, change is striden oil cylinder slide 77 and is passed through bolt and be connected with door type frame 4.And have to organize screwed holes on door type frame 4 upper cover plates more; When change is striden, become and to stride the screwed hole of oil cylinder slide 77 through bolt, door type frame 4 upper cover plates and be connected with door type frame 4, stride stretching of oil cylinder 76 through change; It is flexible that oil cylinder ear seat 75 is striden in the drive change, thereby realize the flexible of crossbeam 33.
Stride the setting of hydraulic cylinder assembly 35 through change; Make transhipment platform of the present invention can realize that different the change strides operation, well-known, the size of case beam that can not be all is all identical; The length of beam sheet has different sizes such as 32m, 29m, 24m; And this transhipment platform is striden operation through change, can adjust the distance of crossbeam assembly 3, thereby can transport the beam sheet of all lengths simultaneously.
With reference to figure 5, door type frame 4 adopts door type structure, is made up of two box structure girders 41, a plurality of supporting leg 42 and a plurality of tie-beam 43, links beam 43 and connects two girders to improve intensity, guarantees the stability of whole flexible movement operation process.Its middle girder 41 transports for ease, is divided into left girder sections and right girder sections, is coated with inorganic zinc rich paint after the coupling part of sections end and the surface of connecting plate sandblast, adopts 10.9 grade high-strength bolt connecting modes, realizes two joint girder butt joints.Supporting leg 42 is welded to connect with embedded foundation through being connected with the girder bolt, guarantees the stability of whole transhipment platform operation process.
With reference to figure 6; Drive system is made up of drive unit 51, left directive wheel 52, right directive wheel 53 and roller chain 54; Be used for driving telescopic arm 2 and carry beam dolly 1 on the back flexible; Roller chain 54 1 ends are connected with the bogie frame of carrying beam dolly 1 on the back 12 through the adjustable chain mount pad of carrying on the back on the beam dolly 1 13, through over-driving device 51, be installed in right directive wheel 53, left directive wheel 52 on the telescopic arm 2, are connected with the bogie frame 12 of carrying beam dolly 1 other end on the back through the adjustable chain mount pad of carrying on the back on the beam dolly 1 13 at last.Motor by drive unit 51 provides power, and drive speed reducer drives sprocket rotation, thereby drives roller chain 54, thereby drives the move left and right of carrying beam dolly 1 on the back.
With reference to figure 7, the latch sleeve that telescopic control device comprises the pin fixed bearing carried on the back on the beam dolly 1 16 and roller devices 17, be fixed on latch 36, latch bearing 34, movement device assembly 32 and the telescopic arm 2 on the crossbeam 33 through flanged plate is formed.Different with the position of latch sleeve at pin fixed bearing 16 through latch 36, beam dolly 1 is carried in realization on the back or telescopic arm 2 moves.For instance; When latch 36 is inserted into the 16 last times of pin fixed bearing of carrying on the back on the beam dolly 1 through latch bearing 34, carry beam dolly 1 on the back and keep fixing with crossbeam 33, it is flexible that then drive system 5 can drive telescopic arm 2; And when latch 36 passes through the latch sleeve on the latch bearing 34 insertion telescopic arms 2; Telescopic arm 2 relative crossbeams 33 keep fixing, and then drive system 5 can drive and carry the 1 motion walking of beam dolly on the back, thus; This telescopic control device can be through latch 36 at the diverse location of carrying beam dolly 1 and telescopic arm 2 on the back, and is flexible or carry 1 walking of beam dolly on the back through drive systems telescopic arm 2 when being implemented in different demand.
Fig. 8 has shown that the present invention moves the sketch map of beam operation, can know by Fig. 8, transhipment platform of the present invention to move the beam operation following:
A, the flexible bridge floor outside of arriving of telescopic arm get out of the way the bridge floor passage; Beam transportation vehicle delivery case beam is to transporting platform contraposition (referring to Fig. 8 A);
B, telescopic arm stretch to bridge floor, and spiral supporting (referring to Fig. 8 B) is installed;
C, carry the contraposition of beam carriage walking to case beam below on the back, the Beam transportation vehicle beam that falls, the case beam falls to being placed on to carry on the back on the beam dolly bearing, Beam transportation vehicle unloading (referring to Fig. 8 C);
D, carry the beam dolly on the back and pack the case beam to the bridge floor outside (referring to Fig. 8 D);
E, remove spiral supporting, telescopic arm is flexible to the bridge floor outside, and Beam transportation vehicle returns Liang Chang and gets beam (referring to Fig. 8 E);
F, the no-load running of integration of transporting and building bridge formation machine are to transporting the platform contraposition;
G, telescopic arm extend out to bridge floor, and spiral supporting is installed;
H, carry the beam dolly on the back and pack case beam to integration of transporting and building bridge formation machine below (operation f, g, h are referring to Fig. 8 F);
I, the integration of transporting and building bridge formation machine case beam (referring to Fig. 8 G) of slinging;
J, carry the no-load running of beam dolly on the back to the bridge floor outside, remove spiral supporting, telescopic arm moves on to the bridge floor outside, gets out of the way the bridge floor passage, integration of transporting and building bridge formation machine set a roof beam in place (referring to Fig. 8 H) that move ahead.
The dress beam operation that adopts transhipment platform of the present invention to carry out in the precast beam field may further comprise the steps:
A, lifting beam machine extract the beam sheet from the precast beam field, and are put on the transhipment platform;
B, the no-load running of integration of transporting and building bridge formation machine are to transporting the platform contraposition;
C, will transport the platform telescopic arm and extend out to bridge floor, spiral supporting will be installed;
D, carrying the beam dolly on the back, to pack the case beam traversing to integration of transporting and building bridge formation machine below;
E, the integration of transporting and building bridge formation machine case beam of slinging;
F, carry the no-load running of beam dolly on the back to the bridge floor outside, remove spiral supporting, telescopic arm moves on to the bridge floor outside, gets out of the way the bridge floor passage, and integration of transporting and building bridge formation machine moves ahead and sets a roof beam in place.
Wherein: telescopic arm is flexible to the bridge floor outside or lifting beam machine when extracting the beam sheet from the precast beam field, and the transhipment platform has been accomplished to become and striden operation according to the specification of treating the transport box beam, and this change is striden operation and may further comprise the steps:
A, with telescopic arm with carry the beam dolly on the back and stop at center of gravity and be positioned at the door frame center;
B, will descend four of left-hand thread to hold out against screw mandrel to unclamp;
C, constantly change the position of oil cylinder seat, stride operation up to change and accomplish.
Through above-mentioned dress beam operation, because before integration of transporting and building bridge formation machine arrived the precast beam field, lifting beam machine just can extract the beam sheet from the precast beam field, and is put on the transhipment platform, prepares the dress beam.Therefore, further save the time, improved efficient.
Claims (9)
1. case girder transferring platform; Wherein, This platform comprises carries beam dolly, telescopic arm, crossbeam assembly, door type frame, drive system, hydraulic system and electrical system on the back, carries the beam dolly on the back and is installed on the telescopic arm, and telescopic arm is supported by door type frame that is connected with embedded foundation and crossbeam assembly above that; The drive arrangement of drive system is in the telescopic arm rear end; The directive wheel of drive system is arranged on the face of telescopic arm rear and front end, and the pumping plant of hydraulic system is positioned on the girder of door type frame, and the main cabinet of electrical system is arranged on the girder of door type frame.
2. transhipment platform according to claim 1 is characterized in that, carries the beam dolly on the back and is made up of steel pad, bogie frame, adjustable chain mount pad, movement device, pull bar, latch fixed bearing and roller devices; Wherein, the steel pad is fixed in above the bogie frame, and bogie frame one end is connected with the pin fixed bearing through pull bar, and the bogie frame other end is installed adjustable chain mount pad, and the movement device is installed in the bogie frame bottom surface; Wherein, adjustable chain mount pad is made up of chain stays, screw rod, chain baffle plate, chain bearing pin, chain base and reinforcement gusset; Wherein, chain stays is equipped with screw rod, chain bearing pin and chain baffle plate, and screw rod and being welded between the nut on the bogie frame screws each other, and the chain bearing pin is connected with the chain of drive system, and chain base support chain stays moves above that.
3. transhipment platform according to claim 1 is characterized in that, telescopic arm is made up of screw arbor assembly, end hinged-support, end bearing beam assembly, long-armed, supporting leg assembly, shoulder pole girder and block; Wherein, long-armedly be made up of the latch sleeve in box structure beam and the structural beams, screw arbor assembly one end is through end hinged-support link bearing beam assembly, and the other end can screw with the screw shell on long-armed; Wherein, The supporting leg assembly is made up of screw arbor assembly, baffle plate and free bearing; The bulb of screw arbor assembly is installed in through between bolted baffle plate and the free bearing; Shoulder pole girder by brace summer be arranged at the screw sheel that screws each other with screw arbor assembly in the brace summer and form, supporting leg assembly one end connect long-armed on, end connection shoulder pole girder.
4. transhipment platform according to claim 1 is characterized in that, the crossbeam assembly is striden hydraulic cylinder assembly, latch, guide type shoe assembly, following left-hand thread bearing and following left-hand thread screw rod by last left-hand thread bearing, movement device assembly, crossbeam, latch bearing, change and formed; Wherein, last left-hand thread bearing, movement device assembly, latch bearing, latch and guide type shoe assembly are positioned at beam surface upper, and change is striden hydraulic cylinder assembly and is positioned at the crossbeam side, and following left-hand thread bearing is positioned at the crossbeam soffit with following left-hand thread screw rod.
5. transhipment platform according to claim 1; It is characterized in that; Also comprise telescopic control device, telescopic control device is by carrying pin fixed bearing and roller devices on the beam dolly on the back, forming through the latch sleeve on fixing latch, latch bearing, movement device assembly and the telescopic arm of flanged plate; Realize that under telescopic control device control the telescopic arm band carries flexible.
6. transhipment platform according to claim 5 is characterized in that, under telescopic control device control, can drive the walking of stretching and carrying the beam dolly on the back of telescopic arm with a cover driving mechanism; Wherein driving mechanism is made up of drive unit, left directive wheel, right directive wheel and roller chain; Roller chain one end is connected with the bogie frame of carrying the beam dolly on the back through the adjustable chain mount pad of carrying on the back on the beam dolly; Through over-driving device, be installed in the right directive wheel on the telescopic arm, left directive wheel, be connected with the bogie frame of carrying the beam dolly other end on the back through the adjustable chain mount pad of carrying the other end on the beam dolly on the back at last.
7. transhipment platform according to claim 1 is characterized in that the case beam on the Beam transportation vehicle is taken off the flexible bridge floor outside of arriving, and integration of transporting and building bridge formation machine is an integration of transporting and building bridge formation machine feeding beam from the side after running to transhipment platform next door.
One kind as arbitrary described transhipment platform among the claim 1-7 move beam, dress beam operation, it moves the beam operation and may further comprise the steps:
A, the flexible bridge floor outside of arriving of telescopic arm get out of the way the bridge floor passage; Beam transportation vehicle delivery case beam is to transporting the platform contraposition;
B, telescopic arm stretch to bridge floor, and spiral supporting is installed;
C, carry the contraposition of beam carriage walking to case beam below on the back, the Beam transportation vehicle beam that falls, the case beam falls to being placed on to carry on the back on the beam dolly bearing, the Beam transportation vehicle unloading;
D, carry the beam dolly on the back and pack the case beam to the bridge floor outside;
E, remove spiral supporting, telescopic arm is flexible to the bridge floor outside, and Beam transportation vehicle returns Liang Chang and gets beam;
F, the no-load running of integration of transporting and building bridge formation machine are to transporting the platform contraposition;
G, telescopic arm extend out to bridge floor, and spiral supporting is installed;
H, carry the beam dolly on the back and pack case beam to integration of transporting and building bridge formation machine below;
I, the integration of transporting and building bridge formation machine case beam of slinging;
J, carry the no-load running of beam dolly on the back to the bridge floor outside, remove spiral supporting, telescopic arm moves on to the bridge floor outside, gets out of the way the bridge floor passage, and integration of transporting and building bridge formation machine moves ahead and sets a roof beam in place.
Its dress beam operation may further comprise the steps:
A, lifting beam machine extract the beam sheet from the precast beam field, and are put on the transhipment platform;
B, the no-load running of integration of transporting and building bridge formation machine are to transporting the platform contraposition;
C, will transport the platform telescopic arm and extend out to bridge floor, spiral supporting will be installed;
D, carrying the beam dolly on the back, to pack the case beam traversing to integration of transporting and building bridge formation machine below;
E, the integration of transporting and building bridge formation machine case beam of slinging;
F, carry the no-load running of beam dolly on the back to the bridge floor outside, remove spiral supporting, telescopic arm moves on to the bridge floor outside, gets out of the way the bridge floor passage, and integration of transporting and building bridge formation machine moves ahead and sets a roof beam in place.
9. according to claim 8 a kind of transport platform move beam, dress beam operation; It is characterized in that telescopic arm is flexible to the bridge floor outside or lifting beam machine when extracting the beam sheet from the precast beam field, the transhipment platform is according to the specification of treating the transport box beam; Accomplished to become and striden operation, this change is striden operation and may further comprise the steps:
A, with telescopic arm with carry the beam dolly on the back and stop at center of gravity and be positioned at the door frame center;
B, will descend four of left-hand thread to hold out against screw mandrel to unclamp;
C, constantly change the position of oil cylinder seat, stride operation up to change and accomplish.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201010146619 CN101818480B (en) | 2010-04-15 | 2010-04-15 | Box girder transfer platform and girder transferring and girder loading working procedures thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010146619 CN101818480B (en) | 2010-04-15 | 2010-04-15 | Box girder transfer platform and girder transferring and girder loading working procedures thereof |
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| CN101818480B true CN101818480B (en) | 2012-08-01 |
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| CN102409615A (en) * | 2011-09-09 | 2012-04-11 | 腾达建设集团股份有限公司 | Pier top beam moving mechanism |
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| CN111335143A (en) * | 2019-12-12 | 2020-06-26 | 中国船舶重工集团应急预警与救援装备股份有限公司 | Telescopic arm module for mechanical bridge erection |
| CN111497603B (en) * | 2019-12-25 | 2021-09-17 | 北京丰达汽车部件有限公司 | Oil tank bracket and production process thereof |
| CN113339021B (en) * | 2021-05-31 | 2022-11-04 | 中铁工程服务有限公司 | Complete equipment for accurately assembling secondary lining steel bars in mountain tunnel |
| CN115057184B (en) * | 2022-07-08 | 2023-11-03 | 山东大学 | Large-scale prefabricated case roof beam conveyer |
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| CN101818480A (en) | 2010-09-01 |
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