CN207727445U - Steel Bailey bridge face loop wheel machine - Google Patents
Steel Bailey bridge face loop wheel machine Download PDFInfo
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- CN207727445U CN207727445U CN201721768141.3U CN201721768141U CN207727445U CN 207727445 U CN207727445 U CN 207727445U CN 201721768141 U CN201721768141 U CN 201721768141U CN 207727445 U CN207727445 U CN 207727445U
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Abstract
The utility model is related to a kind of erection cranes, more particularly to a kind of steel Bailey bridge face loop wheel machine, including Bailey beam, Bailey beam is equipped with to be promoted and push up, it promotes top and lifts steel box-girder by steel strand wires, the Bailey beam is equipped with several rear anchor ties, anchor tie is respectively arranged on the both ends at the top of Bailey beam with promotion top afterwards, anchor tie top is stretched out at the top of Bailey beam afterwards, anchor tie top is fixed with the rear anchor press beam being pressed at the top of Bailey beam afterwards, main bridge cantilever box beam is run through in anchor tie bottom end afterwards, and is anchored in main bridge cantilever box beam bottom.The utility model has the characteristics that not influencing normal shipping in work progress.The erection crane being designed using own highly resistance shear-steel shellfish thunder, the double-deck Bailey bracket, unilateral suspension centre are six row's Bailey brackets, anchor uses fining twisted steel as rear anchor tie, Two bors d's oeuveres I-steel as rear anchor press beam afterwards, between direction across bridge shellfish thunder using support, channel steel, I-steel carry out reinforcement connection, overall construction intensity is high, and the steel box-girder weight that can be promoted is big.
Description
Technical field
The utility model is related to a kind of erection cranes, more particularly to a kind of steel Bailey bridge face loop wheel machine.
Background technology
Steel box-girder is light compared to beams of concrete, at home and abroad has obtained answering extensively in long span stayed-cable bridge, suspension bridge construction
With.Because bridge structure form, bridge site orographic condition, shipping condition, traffic condition are different, erection mode is also different.Both at home and abroad
The conventional method of cross a river Bridge Steel Box Girder installation is, under conditions of having transportation by driving, is equipped with large-scale crane barge as lifting equipment,
Method is set up using holder to be installed；Or steel box-girder is transported to after bridge location again through erection crane free cantilever erection using towboat,
Also available Temporary Piers of setting up carry out pushing installation；But it is directed to and does not have the river of shipping condition and mountain area with a varied topography
Deng above method will be just very restricted in terms of transporting beam, or even can not be constructed.Above-mentioned installation method, because majority needs
Shipping river is occupied, normal shipping can be influenced in the construction process.
Utility model content
The purpose of this utility model is to provide a kind of steel Bailey bridge face loop wheel machine, can avoid occupying shipping river in work progress
Road does not influence normal shipping.
The above-mentioned purpose of the utility model technical scheme is that：A kind of steel Bailey bridge face loop wheel machine,
Including Bailey beam, Bailey beam is equipped with to be promoted and push up, and promotes top and lifts steel box-girder by steel strand wires, the Bailey beam is equipped with several
Anchor tie afterwards, rear anchor tie are stretched out with the both ends pushed up and be respectively arranged at the top of Bailey beam, rear anchor tie top is promoted at the top of Bailey beam,
Anchor tie top is fixed with the rear anchor press beam being pressed at the top of Bailey beam afterwards, and main bridge cantilever box beam is run through in rear anchor tie bottom end, and
It is anchored in main bridge cantilever box beam bottom.
By using above-mentioned technical proposal, by building Bailey beam in main bridge cantilever box beam, Bailey beam is hanged from main bridge
The stretching of box beam one end is poured, the promotion top of hydraulic power is installed at the end that Bailey beam is vacantly stretched out, steel box-girder is hung in steel strand wires
Under, steel box-girder is promoted in place with top is promoted, and use rear anchor press beam and rear anchor tie fit structure by Bailey beam far from suspension centre
The other end be anchored in main bridge cantilever box beam, can lifting weight and structural stability with improve the erection crane.Due to this
Erection crane is directly mounted in main bridge cantilever box beam, thus can in the case where being not take up navigation channel normal construction.
Preferably, the Bailey beam includes the double-deck Bailey bracket, and bottom first layer Bailey bracket is two rows, and second layer Bailey bracket is
Four rows, main bridge cantilever box beam upper surface is vertical to have the H profile steel for withstanding the two rows of hanging Bailey brackets of the second layer to reinforce strut, two rows of hanging shellfishes
Reinforce being connected with I-steel reinforcement strut between strut with H profile steel in the bottom of thunder frame.
By using above-mentioned technical proposal, using a variety of reinforcement pole structures improve erection crane can lifting weight and
Structural stability.
Preferably, the main bridge cantilever box beam length direction of the Bailey beam upper edge is equipped with longitudinal distribution beam, and steel strand wires bottom connects
It is connected to platform sling, platform sling both ends are separately connected with longitudinal distribution beam both ends equipped with balance adjustment pull rod.
By using above-mentioned technical proposal, the posture of steel box-girder can be adjusted in lifting, keeps steel box-girder holding horizontal.
Preferably, it is equipped with shaped steel bearing beam between the Bailey beam and main bridge cantilever box beam.
By using above-mentioned technical proposal, on the one hand main bridge cantilever box beam upper surface, that is, bridge can be protected by shaped steel bearing beam
On the other hand Bailey bracket in column can be linked together, to improve the overall construction intensity of Bailey beam by face by shaped steel bearing beam.
Preferably, bamboo slab rubber backing plate is equipped between host bridge cantilever box beam and shaped steel bearing beam.
By using above-mentioned technical proposal,
Preferably, the Bailey bracket is highly resistance shear-steel shellfish thunder.
By using above-mentioned technical proposal, bridge floor can be protected, bridge deck concrete is avoided to be crushed or occur impression.
Preferably, the Bailey beam includes two row being arranged along main bridge cantilever box beam length direction, and parallel to each other, two row
It is connected by I-shaped steel truss between Bailey beam.
By using above-mentioned technical proposal, the structural strength on erection crane basis can be improved.
Preferably, several rear anchor press beams are symmetrical arranged about the cavity sidewalls of main bridge cantilever box beam, and several rear anchors
The dispersion of distribution of pull rod is more than length of each column Bailey beam along main bridge cantilever box beam width direction.
By using above-mentioned technical proposal, it is ensured that the complete anchoring of each column Bailey beam is fixed, and is conducive to raising bridge floor and is hung
The lifting weight of machine and increase safety.
In conclusion the utility model has the advantages that：
The erection crane being designed using own highly resistance shear-steel shellfish thunder, the double-deck Bailey bracket, unilateral suspension centre are six row's shellfish thunders
Frame, rear anchor using fining twisted steel as rear anchor tie, Two bors d's oeuveres I-steel as rear anchor press beam, using flat between direction across bridge shellfish thunder
Support, channel steel, I-steel carry out reinforcement connection, and overall construction intensity is high, and the steel box-girder weight that can be promoted is big.
Description of the drawings
Fig. 1 is the front view of the steel Bailey bridge face loop wheel machine in main bridge cantilever box beam；
Fig. 2 is the portions A enlarged drawing in Fig. 1；
Fig. 3 is the 1-1 of Fig. 1 to sectional view；
Fig. 4 is the 2-2 of Fig. 1 to sectional view；
Fig. 5 is part Bailey beam and promotion top, the connection diagram of chain block；
Fig. 6 is the portions B enlarged drawing in Fig. 5；
Fig. 7 is the portions C enlarged drawing in Fig. 1；
Fig. 8 is the 3-3 of Fig. 5 to sectional view.
Reference numeral：1, main bridge cantilever box beam；2, Bailey beam；2a, Bailey bracket；3, I-shaped steel truss；4, steel box-girder；5, horizontal
To distribution beam；6, longitudinal distribution beam；7, top is promoted；71, upper clamper；72, lower gripper；8, steel strand wires；9, rear anchor tie；
10, rear anchor press beam；11, billet；12, MGE slide plates；13, stainless steel plate；14, fixed seat；15, anchor plate；16, calabash is pulled
Reed；17, H profile steel reinforces strut；18, I-steel reinforces strut；19, platform sling；20, balance adjustment pull rod；21, shaped steel bearing beam；22、
Bamboo slab rubber backing plate；23, fence；24, jack.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment
A kind of steel Bailey bridge face loop wheel machine does not close up as shown in Figure 1, being divided to across two main bridge cantilever box beams 1 on the bank, at two sections
The opposite end of main bridge cantilever box beam 1 is respectively provided with suspension centre at one, often locates to have built Bailey beam 2 on suspension centre, at 2 top of Bailey beam
The promotion top 7 for promoting steel strand wires 8 is set close to construction end, steel box-girder 4 is hung under steel strand wires 8 with suspender, passes through hydraulic pressure
The promotion top 7 of power promotes steel strand wires 8, and designed elevation position is arrived to make steel box-girder 4 be promoted.Then the first sliding is used respectively
Device, the second slide device make steel box-girder 4 slide in the horizontal plane, to accurate in place.
In conjunction with Fig. 1 and Fig. 2, the upper clamper 71 and lower gripper 72 that top 7 includes clamping steel strand wires 8 are promoted, hydraulic stem will
Upper clamper 71 jacks up upwards, you can steel strand wires 8 is made to increase.Lower gripper 72 is mounted on to be made of Two bors d's oeuveres 45# I-steel
6 upper surface of longitudinal distribution beam, longitudinal distribution beam 6 along main bridge cantilever box beam 1 length direction be arranged.2 top of Bailey beam is also set
There is transverse distribution beam 5, longitudinal distribution beam 6 is set to 5 upper surface of transverse distribution beam, and the two is vertical.Suspender is a platform sling 19, platform sling
19 are fixed on 4 upper surface of steel box-girder, and both ends and the suspender both ends of longitudinal distribution beam 6 are connected separately with balance adjustment pull rod 20, steel
Twisted wire 8 is connected to 19 upper face center of platform sling.
In conjunction with Fig. 1 and Fig. 3, main 1 upper surface of bridge cantilever box beam is equipped with two row Bailey beam 2 parallel to each other, each column Bailey beam 2
It is divided into six small row, is made of six groups of Bailey bracket 2a per small row, every group includes upper layer and lower layer along main 1 length direction cloth of bridge cantilever box beam
The Bailey bracket 2a set, wherein bottom first layer are two rows of Bailey bracket 2a, and the second layer is four row's Bailey bracket 2a.Second layer Bailey bracket 2a
Middle two rows of Bailey bracket 2a towards construction end are hanging, and the setting of the outer ends first layer Bailey bracket 2a is close in main 1 upper surface of bridge cantilever box beam
There is 40#H shaped steel to reinforce strut 17, the hanging bottoms two rows of Bailey bracket 2a of the second layer are reinforced welding between strut 17 respectively with H profile steel
It connects and fixes a 20# I-steel reinforcement strut 18.
In conjunction with Fig. 1 and Fig. 4, above-mentioned two row Bailey beam 2 is being respectively arranged in main 1 internal cavities two side of bridge cantilever box beam just
Top, and each column Bailey beam 2 is anchored at the rear anchor tie 9 of four fining twisted steels in main bridge cantilever box beam 1, rear anchor is drawn
The top of bar 9 is worn to protruding from 2 upper surface of Bailey beam, and bottom is worn to main 1 bottom of bridge cantilever box beam, and anchor tie 9 closes two-by-two after four
In the sidewall symmetry of main 1 internal cavities of bridge cantilever box beam, and the dispersion of distribution of anchor tie 9 is more than 2 edge of each column Bailey beam after four
The length of main 1 width direction of bridge cantilever box beam.2 top of Bailey beam is pressed with the rear anchor press beam 10 of Two bors d's oeuveres 45# I-shaped steels, rear anchor pressure
Beam 10 is arranged along main 1 width direction of bridge cantilever box beam, and the top of rear anchor tie 9 is fixed in rear anchor press beam 10, rear anchor tie 9 with
Promote the both ends that top 7 is located at 2 top of Bailey beam.Two row Bailey beams 2 are reinforced by I-shaped steel truss 3 and are connected, Bailey bracket 2a
For highly resistance shear-steel shellfish thunder.The also perpendicular fence 23 for having I-shaped steel in 2 top both sides of Bailey beam, protection are walked about at 2 top of Bailey beam
Personnel.
As shown in Figure 5, Figure 6,2 top horizontal of Bailey beam, and it is equipped with the billet 11 of 20mm thickness, it is covered on billet 11
The stainless steel plate 13 of 2mm thickness, the MGE slide plates 12 of 35mm thickness are covered on stainless steel plate 13, and transverse distribution beam 5 is located at MGE slide plates 12
Upper surface, 5 upper surface of transverse distribution beam set up longitudinal distribution beam 6, promote top 7.Between 2 top of Bailey beam and transverse distribution beam 5
It is connected with chain block 16, the mode of chain block 16 is pulled with motor cooperation speed reducer driving chain block 16 or manpower, it can
Transverse distribution beam 5 is dragged along main 1 length direction of bridge cantilever box beam in the horizontal plane and is slid.Chain block 16 is above-mentioned the
One slide device.
As shown in fig. 7, main 1 upper surface of bridge cantilever box beam is covered with 2cm bamboo slab rubbers backing plate 22, the main bridge of 22 upper edge of bamboo slab rubber backing plate
1 width direction of cantilever box beam is covered with shaped steel bearing beam 21, and 2 frame of Bailey beam is on shaped steel bearing beam 21.
As shown in figure 8, a Two bors d's oeuveres 18# I-steel is fixed in 5 upper surface of transverse distribution beam respectively in 6 both sides of longitudinal distribution beam
Manufactured fixed seat 14,14 side of a pair of of fixed seat are respectively and fixedly provided with jack 24, and a pair of of jack 24 is arranged horizontally towards each other, laterally
The stainless steel plate 13 of horizontal 2mm thickness is equipped between distribution beam 5 and longitudinal distribution beam 6, jack 24 can be by longitudinal distribution beam 6
It is above-mentioned second sliding dress with promoting top 7 to push sliding, jack 24 to main 1 width direction of bridge cantilever box beam as a whole
It sets.14 top of fixed seat is welded and fixed with 6 top of longitudinal distribution beam with the anchor plate 15 of 2cm thickness.
The operation principle and application method of the steel Bailey bridge face loop wheel machine are as follows：
Top 7 is promoted by drawing steel stranded wire in hydraulic power 8, to which steel box-girder 4 to be lifted up, steel box-girder 4, which is promoted to, to be set
After counting height, longitudinal distribution beam 6 is pushed with jack 24, due to being laid with stainless steel between longitudinal distribution beam 6 and transverse distribution beam 5
Plate 13, therefore longitudinal distribution beam 6 can be pushed relative to transverse distribution beam 5, in the horizontal plane along main 1 width side of bridge cantilever box beam
To movement.Transverse distribution beam 5 is pulled by chain block 16 again, due between 2 top of 5 lower surface of transverse distribution beam and Bailey beam
Also it is covered with MGE slide plates 12, billet 11, stainless steel plate 13, therefore transverse distribution beam 5 can be hauled relative to Bailey beam 2 in water
It is moved along main 1 length direction of bridge cantilever box beam in plane.The sliding of the above erection crane adjusts, finally so that steel box-girder 4 is accurate
In place.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of steel Bailey bridge face loop wheel machine, including Bailey beam（2）, Bailey beam（2）It is equipped with and promotes top（7）, promote top（7）Pass through
Steel strand wires（8）Lift steel box-girder（4）, it is characterised in that：The Bailey beam（2）It is equipped with several rear anchor ties（9）, rear anchor tie
（9）It is pushed up with being promoted（7）It is respectively arranged on Bailey beam（2）The both ends at top, rear anchor tie（9）Bailey beam is stretched out on top（2）Top, after
Anchor tie（9）Top, which is fixed with, is pressed on Bailey beam（2）The rear anchor press beam at top（10）, rear anchor tie（9）Main bridge is run through in bottom end
Cantilever box beam（1）, and it is anchored in main bridge cantilever box beam（1）Bottom.
2. steel Bailey bridge according to claim 1 face loop wheel machine, it is characterised in that：The Bailey beam（2）Including the double-deck shellfish thunder
Frame（2a）, bottom first layer Bailey bracket（2a）For two rows, second layer Bailey bracket（2a）For four rows, main bridge cantilever box beam（1）Upper table
Face is vertical to withstand the two rows of hanging Bailey brackets of the second layer（2a）H profile steel reinforce strut（17）, two rows of hanging Bailey brackets（2a）Bottom
Reinforce strut with H profile steel in portion（17）Between be connected with I-steel reinforce strut（18）.
3. steel Bailey bridge according to claim 1 face loop wheel machine, it is characterised in that：The Bailey beam（2）The main bridge cantilever of upper edge
Box beam（1）Length direction is equipped with longitudinal distribution beam（6）, steel strand wires（8）Bottom is connected with platform sling（19）, platform sling（19）Both ends with it is vertical
To distribution beam（6）Both ends are separately connected equipped with balance adjustment pull rod（20）.
4. steel Bailey bridge according to claim 1 face loop wheel machine, it is characterised in that：The Bailey beam（2）With main bridge cantilever case
Beam（1）Between be equipped with shaped steel bearing beam（21）.
5. steel Bailey bridge according to claim 4 face loop wheel machine, it is characterised in that：Host bridge cantilever box beam（1）With shaped steel
Bearing beam（21）Between be equipped with bamboo slab rubber backing plate（22）.
6. steel Bailey bridge according to claim 2 face loop wheel machine, it is characterised in that：The Bailey bracket（2a）For highly resistance shear-steel shellfish
Thunder.
7. steel Bailey bridge according to claim 1 face loop wheel machine, it is characterised in that：The Bailey beam（2）Including outstanding along main bridge
Pour box beam（1）Two row of length direction setting, and parallel to each other, two row Bailey beams（2）Between pass through I-shaped steel truss（3）Even
It connects.
8. steel Bailey bridge according to claim 7 face loop wheel machine, it is characterised in that：Several rear anchor press beams（10）About master
Bridge cantilever box beam（1）Cavity sidewalls be symmetrical arranged, and it is several after anchor tie（9）The dispersion of distribution be more than each column Bailey beam（2）
Along main bridge cantilever box beam（1）The length of width direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768141.3U CN207727445U (en) | 2017-12-16 | 2017-12-16 | Steel Bailey bridge face loop wheel machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768141.3U CN207727445U (en) | 2017-12-16 | 2017-12-16 | Steel Bailey bridge face loop wheel machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207727445U true CN207727445U (en) | 2018-08-14 |
Family
ID=63098739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721768141.3U Active CN207727445U (en) | 2017-12-16 | 2017-12-16 | Steel Bailey bridge face loop wheel machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207727445U (en) |
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2017
- 2017-12-16 CN CN201721768141.3U patent/CN207727445U/en active Active
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